KR20240069336A - Laundry treating apparatus - Google Patents

Abstract

A clothing processing device is disclosed, and the clothing processing device according to an embodiment of the present invention includes a cabinet including a top cover provided with an inlet, a tub, and a first storage in which the first detergent is stored, at least a portion of which is exposed to the outside of the cabinet. a second storage unit provided inside the cabinet, accommodating a second detergent, and communicating with the tub; a detergent pump provided inside the cabinet, connected to the first storage unit, and flowing the first detergent; It includes a detergent pipe that connects the detergent pump and the second storage unit to guide the first detergent to the second storage unit, and a water supply pipe that guides water supplied from a water supply source to the second storage unit, wherein the first detergent and the detergent are connected to the second storage unit. The second detergent is mixed with water inside the second storage unit and discharged through the tub opening.

Description

Clothing processing equipment {LAUNDRY TREATING APPARATUS}

The present invention relates to a clothing processing device, and to a clothing processing device that includes a detergent supply device for supplying detergent.

A laundry treatment device is a device that can perform a laundry cycle to remove contamination from laundry by putting clothes, bedding, etc. (hereinafter referred to as laundry) into a drum. In addition to the washing course, the clothing processing device can perform a rinsing course, spin-drying course, and drying course.

The clothing treatment device may include a cabinet forming an exterior, a tub provided inside the cabinet, and a drum rotatably provided inside the tub and containing laundry.

The laundry treatment device may include a detergent supply device that injects detergent into the tub or drum to perform a washing cycle, etc. If the drum rotates while washing water and detergent are supplied into the tub, contaminants may be removed from the laundry due to friction between the drum and the washing water.

The detergent supply device may have a detergent supply function to improve the washing effect. Here, the detergent may include all substances that enhance the washing effect, such as a washing agent that induces the decomposition and separation of contaminants, a softener that improves the fiber flexibility of laundry, and a bleach that improves color contamination of laundry. Detergents may include both powder and liquid forms.

Meanwhile, Korean Patent Publication No. 10-2020-0007549 discloses a clothing treatment device including a conventional detergent supply device. A conventional detergent supply device includes a drawer that can be withdrawn from a cabinet and a detergent flow path provided in the drawer to guide detergent to the tub. The conventional manual detergent supply device described above was a method in which detergent introduced into the detergent flow path was supplied to the tub along with water.

However, in the conventional manual detergent supply device described above, the user directly inputs detergent during each wash cycle, which makes it difficult to input a fixed amount of detergent, and there is the inconvenience of having the user input detergent every time.

To solve this problem, a detergent supply device was developed that automatically supplies detergent for each washing cycle. Furthermore, by adding the above-described automatic detergent supply device to a clothes processing device equipped with a conventional manual detergent supply device, the user can A method to selectively use a detergent supply device has also been developed.

When an automatic detergent supply device is additionally installed as above, it is necessary to secure space for each component of the automatic detergent supply device to be installed. However, the clothing processing device with the manual detergent supply device and other components installed must be installed in the automatic detergent supply device. There are restrictions on the space where it can be installed.

For example, considering the user's convenience in handling, it may be advantageous to place the automatic detergent supply device in the upper area of the cabinet, but since a control panel operated by the user is placed in the upper part of the cabinet, installation space may be limited.

In addition, in the case of a TOP LOADING type clothing processing device that is equipped with an inlet for putting clothes on the top of the cabinet, the height of the top of the tub is higher than that of the front loading method in which the inlet is provided in the front of the cabinet. is increased, and a control panel is provided at the top of the cabinet along with an inlet and a door that opens and closes the inlet, so the space for installing the automatic detergent supply device may be more limited.

To solve this space limitation, an attempt was made to place the storage bin, which is of high importance in securing space for detergent storage, outside the cabinet among the configurations of the automatic detergent supply device.

Korean Patent Publication No. 10-2018-0080013 discloses a clothing treatment device equipped with an automatic detergent supply device including a detergent reservoir exposed to the outside of the cabinet as described above.

The clothing treatment device has a structure in which an automatic detergent supply device is added to the existing structure equipped with a manual detergent supply device, and the detergent reservoir in which the detergent is stored is exposed to the outside of the cabinet to secure installation space for the automatic detergent supply device.

However, the automatic detergent supply device includes various configurations in addition to the storage container, and problems of securing space and efficient use of space for the various configurations still remain.

For example, the automatic detergent supply device includes, in addition to the storage bin where the automatic detergent is stored, a plurality of hoses for flowing the automatic detergent, a detergent pump for pumping the detergent, and a mixing tank for mixing the automatic detergent and water and providing it to the tub. may include, and the problem of securing installation space for these various configurations still remains.

In relation to this, the clothing treatment device in the above-mentioned published patent document has a mixing tank for mixing automatic detergent and water placed outside along with a storage tank. However, even outside the cabinet, the size of the reservoir needs to be reduced by the mixing tank, and furthermore, a plurality of hoses connected to the mixing tank are still needed.

In other words, when a clothing treatment device is equipped with an automatic detergent supply device in addition to a manual detergent supply device, the automatic detergent supply device is designed efficiently to reduce the installation space and further develop a structure that can efficiently utilize the secured space. This is an important task in this technical field.

Embodiments of the present invention are intended to provide a clothing treatment device that has a plurality of storage units for storing detergent and can be conveniently used by users.

In addition, embodiments of the present invention seek to provide a clothing treatment device that is equipped with both an automatic detergent supply device and a manual detergent supply device, so that a user can conveniently use either one selectively.

In addition, embodiments of the present invention seek to provide a top loader type laundry treatment device in which an automatic detergent supply device is effectively installed.

In addition, embodiments of the present invention seek to provide a clothing treatment device with improved space utilization and improved detergent storage capacity by exposing at least a portion of the automatic detergent supply device to the outside of the cabinet.

Additionally, embodiments of the present invention seek to provide a clothing treatment device including an automatic detergent supply device with an improved structure so that it can be efficiently installed in a limited space.

In addition, embodiments of the present invention seek to provide a clothing processing device including an automatic detergent supply device that is efficiently disposed in a limited space and has improved space utilization.

A clothing treatment device according to an embodiment of the present invention includes a first storage unit and a second storage unit. At least a portion of the first storage unit is exposed to the outside of the cabinet, and the second storage unit is provided inside the cabinet.

The first storage unit is connected to the detergent pump. Accordingly, the first detergent stored in the first storage unit can be automatically supplied to the tub by the detergent pump. One embodiment of the present invention includes a detergent pipe connecting the detergent pump and the second storage unit.

That is, in one embodiment of the present invention, the first detergent in the first storage unit can be directly transferred to the second storage unit through a detergent pump in the absence of a mixing tank, and in the second storage unit, the first detergent is mixed with the second detergent and water. It can be mixed with and discharged into the tub.

The first storage unit, the second storage unit, and the detergent pump may all be located rearward of the tub and may be provided on the top cover of the cabinet. For example, at least a portion of the first storage unit may be exposed above the top cover, and the second storage unit and the detergent pump may be formed inside the top cover and disposed in a cover space that forms part of the interior of the cabinet.

The laundry treatment device according to an embodiment of the present invention includes a cabinet, a tub, a first storage unit, a second storage unit, a detergent pump, a detergent pipe, and a water supply pipe.

The cabinet includes a top cover equipped with an inlet. That is, in one embodiment of the present invention, the clothing processing device may be a top loader type. A tub is provided inside the cabinet to store water, and has a tub opening facing the inlet.

At least a portion of the first storage unit is exposed to the outside of the cabinet to store the first detergent, and the second storage unit is provided inside the cabinet, accommodates the second detergent, and communicates with the tub.

A detergent pump is provided inside the cabinet and is connected to the first storage unit to flow the first detergent. The detergent pipe connects the detergent pump and the second storage unit to guide the first detergent to the second storage unit, and the water supply pipe guides water supplied from the water supply source to the second storage unit. The first detergent and the second detergent are mixed with water inside the second storage unit and discharged through the tub opening.

The first storage unit, the second storage unit, and the detergent pump may be located rearward of the tub.

The top cover may include a door that opens and closes the inlet and a rear portion located rearward of the door. The first storage unit may be disposed at an upper portion of the rear portion, and the second storage portion and the detergent pump may be disposed in a cover space formed inside the rear portion.

The second storage unit and the detergent pump may be provided inside the top cover and aligned along the width direction of the cabinet. The detergent pump may be disposed on one side of the second storage portion along the width direction, and a PCB module including a PCB may be disposed on the other side.

A water level sensor for measuring the water level of the tub may be disposed on the other side of the second storage unit. The detergent pump, the second storage unit, the water level detection unit, and the PCB module may be aligned along the width direction.

A pump control module connected to the detergent pump may be disposed on one side of the second storage unit. The detergent pump and the pump control module may be arranged vertically on one side of the second storage unit.

The detergent pumps are provided in plural, arranged along the width direction, and at least one of the detergent pumps may be arranged above and below the pump control module. The detergent pumps may be provided in plural numbers and aligned along the width direction on one side of the second storage unit.

The second storage unit is provided in a cover space formed inside the top cover, and a pump control module connected to the detergent pump is disposed on one side of the second storage unit along the width direction of the cabinet, and includes a PCB on the other side. PCB modules can be placed.

The detergent pump may be disposed on one side of the second storage unit and seated on the pump control module. The detergent pump and the second storage unit may be aligned along the width direction of the cabinet.

The detergent pump may include an inlet port through which the first detergent flows and an outlet port through which the first detergent flows out. The inlet port and the outlet port may be arranged in a straight line parallel to the width direction of the cabinet.

The detergent pump may include a first coupling part that is penetrated by a penetrating member and fixed to the cabinet, and a second coupling part that is fixed by a hook provided in the cabinet.

The detergent pump is coupled to the outlet pipe and includes an inlet port through which the first detergent flows, the inlet port has a hollow, a suction hole in communication with the hollow on the circumferential surface, and a suction hole on the circumferential surface from the suction hole. It includes an extension groove extending toward one end of the inlet port, and the first detergent of the outflow pipe can be supplied to the detergent pump along the extension groove, the suction hole, and the hollow.

The first storage unit may include a storage body that stores the first detergent and includes a detergent valve that opens when coupled to the cabinet and closes when removed from the cabinet.

The storage body may be mounted on or removed from the cabinet along the width direction of the cabinet. The first storage unit is provided on the top cover, is provided so that the storage body is detachable, and may further include a mounting unit including a fastening pipe inserted into the storage body.

The detergent pump may receive the first detergent through an outlet pipe connected to the fastening pipe inside the cabinet.

The detergent pump is located below the first storage unit and connected to the storage body through the outlet pipe, and is located in the width direction of the cabinet with respect to the second storage unit and passes through the detergent pipe to the second storage body. can be connected with

The second storage unit may be located in front of the water supply valve connected to the water supply source and connected to the water supply pipe.

It may further include a water supply module that includes the water supply pipe and is coupled to the water supply valve and the second storage unit, wherein the water supply module causes water to flow out of the second storage unit rather than the inlet hole through which water flows from the water supply valve. There may be more exit holes available.

The second storage unit may include a storage case including a first chamber and a drawer that accommodates the second detergent and is provided to be withdrawn from the first chamber.

The first detergent flowing through the detergent pipe and the water flowing through the water supply pipe may be mixed with the second detergent in the first chamber and discharged into the tub.

The receiving case further includes a second chamber connected to the detergent pipe into which the first detergent flows, and the second chamber and the first chamber are in communication so that the first detergent is delivered to the first chamber. You can.

Meanwhile, a clothing treatment device according to an embodiment of the present invention includes a cabinet including a top cover provided with an inlet, a tub provided inside the cabinet to store water, and provided with a tub opening facing the inlet, and at least a portion thereof. There may be a first storage part exposed to the outside of the cabinet and storing the first detergent, a second storage part provided inside the cabinet, containing the second detergent, and communicating with the tub, and inside the cabinet.

It may include a detergent pump connected to the first storage unit to flow the first detergent into the second storage unit. The detergent pump may be provided in plural numbers and disposed on one side of the second storage unit along the width direction of the cabinet.

The plurality of detergent pumps may be aligned along the width direction on one side of the second storage unit.

A pump control module connected to the plurality of detergent pumps is disposed on one side of the second storage unit, and at least one of the plurality of detergent pumps may be stacked vertically with the pump control module.

A water level sensor that detects the water level of the tub may be disposed on the other side of the second storage unit along the width direction.

A PCB module including a PCB may be disposed on the other side of the second storage unit along the width direction.

A water level sensor that detects the water level of the tub is disposed on the other side of the second storage unit, and the second storage unit, the water level sensor, and the PCB module may be aligned along the width direction.

Meanwhile, a clothing treatment device according to an embodiment of the present invention includes a cabinet including a top cover provided with an inlet, a tub provided inside the cabinet to store water, and provided with a tub opening facing the inlet, and at least a portion thereof. A first storage part exposed to the outside of the cabinet and storing a first detergent, provided inside the cabinet, containing a second detergent, and a second storage part communicating with the tub, provided inside the cabinet, and It includes a detergent pump connected to the first storage unit to flow the first detergent to the second storage unit, and a pump control module provided inside the cabinet and connected to the detergent pump.

The detergent pump and the pump control module may be arranged together on one side of the second storage unit along the width direction of the cabinet. The pump control module and the detergent pump may be aligned vertically on one side of the second storage unit.

The detergent pumps are provided in plural, arranged along the width direction, and at least one of the detergent pumps may be arranged above and below the pump control module. A PCB module including a PCB may be disposed on the other side of the second storage unit along the width direction.

Embodiments of the present invention can provide a clothing treatment device that has a plurality of storage units for storing detergent and can be conveniently used by users.

In addition, embodiments of the present invention can provide a clothing treatment device that is equipped with both an automatic detergent supply device and a manual detergent supply device, so that a user can conveniently use either one selectively.

Additionally, embodiments of the present invention can provide a top loader type laundry treatment device in which an automatic detergent supply device is effectively installed.

Additionally, embodiments of the present invention can provide a laundry treatment device with improved space utilization and improved detergent storage capacity by exposing at least a portion of the automatic detergent supply device to the outside of the cabinet.

Additionally, embodiments of the present invention can provide a clothing treatment device including an automatic detergent supply device with an improved structure so that it can be efficiently installed in a limited space.

Additionally, embodiments of the present invention can provide a clothing treatment device including an automatic detergent supply device that is efficiently disposed in a limited space and has improved space utilization.

1 is a perspective view showing the appearance of a clothing treatment device according to an embodiment of the present invention.
FIG. 2 is a perspective view showing the door of the clothing treatment device of FIG. 1 opened.
Figure 3 is a cross-sectional view showing the interior of a clothing treatment device according to an embodiment of the present invention.
Figure 4 is a diagram showing a first storage portion in which the storage body is detachable in the height direction in one embodiment of the present invention.
Figure 5 is a diagram showing a first storage portion in which the storage body is detachable in the width direction in one embodiment of the present invention.
Figure 6 is a perspective view showing the appearance of the storage body of the first storage unit in one embodiment of the present invention.
Figure 7 is a view showing the storage cap opened in the storage body in one embodiment of the present invention.
Figure 8 is a perspective view of the storage body from below in one embodiment of the present invention.
Figure 9 is a view showing the disassembled first storage unit in one embodiment of the present invention.
Figure 10 is a diagram showing the mounting portion of the first storage unit in one embodiment of the present invention.
Figure 11 is a diagram showing the hook groove of the mounting portion in one embodiment of the present invention.
Figure 12 is a view showing the inside of a cabinet with the mounting portion separated in one embodiment of the present invention.
Figure 13 is a diagram showing the connection structure of the first storage unit and the second storage unit in one embodiment of the present invention.
Figure 14 is a diagram showing an exploded connection structure of the first storage unit and the second storage unit in one embodiment of the present invention.
Figure 15 is a diagram showing a detergent pump and a second storage unit provided inside a cabinet in one embodiment of the present invention.
Figure 16 is a top view of the detergent pump and second storage unit of Figure 14 as seen from above.
Figure 17 is a rear perspective view of the detergent pump and second storage unit of Figure 14 viewed from the rear.
FIG. 18 is a view showing the detergent pipe removed from the detergent pump and second storage unit of FIG. 14.
Figure 19 is a diagram showing the width direction arrangement structure inside the cabinet in one embodiment of the present invention.
Figure 20 is a perspective view showing a detergent pump in one embodiment of the present invention.
Figure 21 is a diagram showing the inside of a detergent pump in one embodiment of the present invention.
Figure 22 is a diagram showing a plurality of detergent pumps combined with detergent pipes in one embodiment of the present invention.
Figure 23 is a diagram showing a plurality of detergent pumps fixed inside a cabinet in one embodiment of the present invention.
Figure 24 is a view showing the first coupling portion of the detergent pump and the through coupling portion of the cabinet in one embodiment of the present invention.
Figure 25 is a view showing the second coupling part of the detergent pump and the hook part of the cabinet in one embodiment of the present invention.
Figure 26 is a perspective view of the second storage unit in the clothing treatment device according to an embodiment of the present invention.
Figure 27 is a side view of the second storage unit in the clothing treatment device according to an embodiment of the present invention.
Figure 28 is a rear perspective view of the second storage unit in the clothing treatment device according to an embodiment of the present invention.
Figure 29 is an exploded perspective view of the second storage unit in the clothing treatment device according to an embodiment of the present invention.
Figure 30 is a cross-sectional view showing the inside of the second storage unit in the clothing treatment device according to an embodiment of the present invention.
Figure 31 is a diagram showing a detergent detection unit provided in the second storage unit in one embodiment of the present invention.

Below, with reference to the attached drawings, embodiments of the present invention will be described in detail so that those skilled in the art can easily implement the present invention.

However, the present invention may be implemented in many different forms and is not limited to the embodiments described herein. In order to clearly explain the present invention in the drawings, parts unrelated to the description are omitted, and similar parts are given similar reference numerals throughout the specification.

In this specification, duplicate descriptions of the same components are omitted.

Also, in this specification, when a component is mentioned as being 'connected' or 'connected' to another component, it may be directly connected or connected to the other component, but may be connected to the other component in the middle. It should be understood that may exist. On the other hand, in this specification, when it is mentioned that a component is 'directly connected' or 'directly connected' to another component, it should be understood that there are no other components in between.

Additionally, the terms used in this specification are merely used to describe specific embodiments and are not intended to limit the present invention.

Also, in this specification, singular expressions may include plural expressions, unless the context clearly dictates otherwise.

In addition, in this specification, terms such as 'include' or 'have' are only intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, and one or more It should be understood that this does not exclude in advance the presence or addition of other features, numbers, steps, operations, components, parts, or combinations thereof.

Also, in this specification, the term 'and/or' includes a combination of a plurality of listed items or any of the plurality of listed items. In this specification, 'A or B' may include 'A', 'B', or 'both A and B'.

FIG. 1 shows the exterior of a laundry treatment apparatus according to an embodiment of the present invention, and FIG. 2 shows the door 110 opened in the laundry treatment apparatus of FIG. 1 .

Referring to Figures 1 and 2, a clothing treatment device according to an embodiment of the present invention includes a cabinet 10. The cabinet 10 has a defined space inside and may be provided in an approximate pillar shape.

The cabinet 10 may include a top cover 100 provided with an inlet 101 and a cabinet body 15. The cabinet body 15 may form a space inside which the tub 20 and the drum 30 are provided, and the upper surface may be open.

The cabinet body 15 may include a plurality of panels, such as a front panel, a rear panel, a side panel, etc., and a base or bottom panel constituting the floor, and at least two or more panels may be molded as one piece.

The top cover 100 may form the upper surface of the cabinet 10. At least a portion of the top cover 100 may be open to form an inlet 101 through which clothes are introduced into the cabinet 10 . The top cover 100 may include a cover space 140, which will be described later, and the cover space 140 may correspond to a portion of the internal space of the cabinet 10.

In one embodiment of the present invention, the top cover 100 may be provided with a door 110. The door 110 may be rotatable so as to cover the inlet 101. That is, the door 110 may be provided to open and close the input port 101.

The cabinet 10 may be provided with a control panel 50. The control panel 50 may include an output unit for providing information to the user and an input unit that is operated by the user to generate an input signal.

In one embodiment of the present invention, the top cover 100 may include a front part 120 located in front of the door 110 and a rear part 130 located behind the door 110. The control panel 50 may be provided on the front part 120.

Meanwhile, in one embodiment of the present invention, a first storage portion 200 may be provided in the rear portion 130 of the top cover 100. The first storage unit 200 may store the first detergent and may be provided to supply the first detergent into the tub 20 when a laundry cycle for clothes is performed.

At least a portion of the first storage unit 200 may be exposed to the outside of the cabinet 10 . Figure 1 shows the storage body 210 in which the first detergent is stored in the first storage unit 200 to protrude upward from the top cover 100.

In the present invention, the interior of the cabinet 10 can be defined as an area that is not exposed to the outside of the cabinet 10. For example, the cover space 140 formed inside the top cover 100 is not exposed to the outside of the cabinet 10 and can be understood as part of the internal space of the cabinet 10.

The storage body 210 may be provided to be exposed to the outside from the rear portion 130 of the top cover 100. The storage body 210 may be provided to protrude upward from the rear portion 130 of the top cover 100 and may be provided to be detachable from the cabinet 10.

The user may store the first detergent in the storage body 210 while the storage body 210 is coupled to the cabinet 10, or separate the storage body 210 from the cabinet 10 to store the first detergent. Alternatively, the storage body 210 can be cleaned.

Figure 3 shows a cross-sectional view showing the inside of a clothing treatment device according to an embodiment of the present invention.

Referring to FIG. 3, a tub 20 and a drum 30 may be provided inside the cabinet 10. The tub 20 may contain water therein and may include a tub opening 22 that opens toward the inlet 101.

In one embodiment of the present invention, the inlet 101 may be located in the top cover 100, and the tub opening 22 of the tub 20 may also be open upward. That is, the clothing processing device according to an embodiment of the present invention may be a top loader type whose axis is perpendicular to the ground.

The drum 30 may be provided inside the tub 20. The drum 30 may be rotatably installed inside the tub 20, and clothing may be accommodated therein. The drum 30 may include a drum opening 32 open toward the inlet 101.

Accordingly, clothing input toward the input port 101 can pass through the tub opening 22 and the drum opening 32 and be accommodated inside the drum 30. The tub 20 and the drum 30 may have a cylindrical shape with a space formed therein, and a plurality of communication holes 31 may be formed on the circumferential surface of the drum 30.

When water is stored inside the tub 20, the water in the drum 30 flows into the drum 30 through the communication hole 31, allowing the drum 30 to share water with the tub 20.

Meanwhile, in one embodiment of the present invention, a first storage unit 200 and a second storage unit 300 may be provided on the upper part of the cabinet 10. The top cover 100 may have a cover space 140 formed inside the rear portion 130 located behind the door 110.

The top cover 100 may be opened to expose the cover space 140 upward, and the first storage unit 200 may include a mounting portion 240 provided to cover the open surface of the cover space 140. there is. The first storage unit 200 may include a storage body 210 in which the first detergent is stored, and the storage body 210 may be mounted on the top cover 100 to the mounting unit 240.

The second storage unit 300 may be located in the cover space 140. The first detergent from the first storage unit 200 may be supplied to the second storage unit 300. The second storage unit 300 can accommodate a second detergent therein, and the first detergent and the second detergent can be discharged toward the tub 20 together.

In addition, one embodiment of the present invention may include a water supply unit 600 connected to a water supply source outside the cabinet 10, and the second storage unit 300 may receive water from the water supply unit 600. there is. Accordingly, the first detergent and the second detergent may be mixed with water in the second storage unit 300 and discharged into the tub 20.

One embodiment of the present invention includes a driving unit 40. The driving unit 40 may be located below the tub 20 and connected to the drum 30 through a driving shaft penetrating the tub 20. That is, the drum 30 can receive rotational force from the drive unit 40 through the drive shaft inside the tub 20.

A rotating part 35 may be provided on the bottom of the drum 30. The rotating part 35 may be provided to cover at least a portion of the bottom surface of the drum 30 from above, and may be rotated together with the drum 30 or independently from the drum 30.

The rotating unit 35 may be connected to the driving unit 40. The drive unit 40 may include a transmission unit, etc., and the drive shaft may include a solid shaft and a hollow shaft 442 connected to the transmission unit. One of the solid shaft and the hollow shaft 442 may be connected to the drum 30, and the other may be connected to the rotating part 35.

Meanwhile, a suspension 25 may be provided inside the cabinet 10 to support the tub 20 to the cabinet 10. The suspension 25 includes an elastic body, etc. and may be provided to reduce vibration transmitted from the tub 20.

Accordingly, the vibration generated by the drum 30 or the driving unit 40 and transmitted through the tub 20 is attenuated through the suspension 25, and thus the amount of vibration transmitted to the cabinet 10 can be reduced.

Additionally, a drain unit 700 may be connected to the tub 20. As the washing course progresses, wash water containing contaminants may be discharged from the tub 20 through the drain unit 700 to the outside of the cabinet 10.

Meanwhile, Figure 4 shows a storage body 210 that is attached to and detached from the cabinet 10 along the height direction (Z) of the cabinet 10 in an embodiment of the present invention, and Figure 5 shows an embodiment of the present invention. A storage body 210 that is attached to and detached from the cabinet 10 along the width direction (Y) of the cabinet 10 is shown.

Specifically, in one embodiment of the present invention, the storage body 210 of the first storage unit 200 may be provided to be detachable from the cabinet 10. The mounting portion 240 of the first storage unit 200 may be fixed to the top cover 100, and the storage body 210 may be provided to be detachable from the mounting portion 240.

The method of attaching and detaching the storage body 210 may vary, and the direction of detachment may also vary. For example, the storage body 210 may be separated from the cabinet 10 or coupled to the cabinet 10 along the height direction (Z) of the cabinet 10.

Additionally, the storage body 210 may be separated from the cabinet 10 or coupled to the cabinet 10 along the width direction (Y) of the cabinet 10. When the storage body 210 is detached along the width direction (Y), the first storage body 211 is coupled to the cabinet 10, that is, the mounting portion 240, on one side of the width direction (Y) of the cabinet 10. The second storage body 212 may be coupled to the mounting portion 240 on the other side in the width direction (Y).

In one embodiment of the present invention, the cabinet 10 may be located on both sides of the walls of a building in the user's living environment, and accordingly, the storage body 210 is coupled to the cabinet 10 in the up and down directions, so that the cabinet 10 has two sides. Even if space is limited, they can be combined effectively.

In addition, even in the case where the storage body 210 is coupled along the width direction (Y) of the cabinet 10, the entire width of the storage body 210 coupled to the cabinet 10 is the entire width of the cabinet 10. It can be designed to be narrower.

Additionally, the width direction (Y) movement distance required to separate the storage body 210 may be defined within the entire width of the cabinet 10. That is, in one embodiment of the present invention, the storage body 210 can be moved, combined, and separated within the width of the cabinet 10, allowing efficient use of space.

Meanwhile, Figure 6 shows a storage body 210 according to an embodiment of the present invention, and Figure 7 shows the storage body 210 with the storage cap 214 in an open state. The storage body 210 may include a space within which the first detergent is stored. The storage body 210 may be exposed to the outside of the cabinet 10, and a detergent input hole 216 for introducing detergent may be formed.

The storage body 210 may include a storage body 213 and a storage cap 214. The storage body 213 may include a space in which the first detergent is stored, may include the detergent input hole 216, and may form at least a portion of the exterior of the storage body 210.

The storage cap 214 may be rotatably provided on the storage body 213. The storage cap 214 may be provided to close or open the detergent input hole 216. The storage cap 214 may form part of the exterior of the storage body 210.

The storage body 210 may include an external part 215. The exterior part 215 may be provided on the storage body 213 to form part of the exterior of the storage body 210. The exterior part 215 may be provided on one side of the storage body 213 together with the storage cap 214. That is, the exterior part 215 and the storage cap 214 together form one side of the storage body 210 and can improve the external completeness of the storage body 210.

Meanwhile, Figure 8 shows the storage body 210 viewed from below. The storage body 213 may include a storage bottom 220 forming the bottom surface of the storage body 210. The storage bottom 220 may be positioned on the mounting portion 240 and supported by the mounting portion 240 .

The storage bottom 220 may be provided with a detergent valve 225. The detergent valve 225 may be in an open or closed state. The detergent valve 225 may be provided to communicate with the inside and outside of the storage body 213 in the open state. When the storage body 210 is detached from the cabinet 10 along the width direction (Y), the detergent valve 225 may have a longitudinal direction substantially parallel to the width direction (Y).

At least a portion of the storage bottom 220 may be provided with a floor slope 221 inclined toward the detergent valve 225. The floor slope portion 221 may be formed to be inclined downward and may form at least a portion of the storage floor portion 220.

The detergent valve 225 can be located at the bottom of the storage floor 220 due to the bottom slope 221. The floor slope portion 221 may be inclined closer to the ground as it approaches the center of the cabinet 10 based on the width direction (Y) of the cabinet 10.

Meanwhile, the storage floor portion 220 may include a floor damper 223 that protrudes downward toward the mounting portion 240. The floor damper 223 may be made of a high-friction material such as rubber, or may be a high-elasticity material.

The floor damper 223 can support the storage body 210 from the mounting part 240 and remove the clearance between the storage body 210 and the mounting part 240.

The storage bottom 220 may be provided with a variable protrusion 217. The variable protrusion 217 may be provided to protrude downward from the storage bottom 220, and may be provided to have a variable protrusion amount.

For example, the storage body 210 may be provided with a variable button 218 that is at least partially exposed to the outside, and the position of the variable protrusion 217 may be changed in conjunction with the variable button 218. The user can change the degree of protrusion of the variable protrusion 217 by manipulating the variable button 218.

Whether the storage body 210 can be attached to or detached from the cabinet 10 or the mounting unit 240 may be determined depending on the protrusion amount of the variable protrusion 217. For example, the variable protrusion 217 may be inserted into the storage body 210 or may be provided to protrude outward, and the storage body 210 may be mounted on or removed from the cabinet 10 with the variable protrusion 217 protruding. This cannot be done, and the storage body 210 can be mounted on or removed from the cabinet 10 while the variable protrusion 217 is inserted into the storage body 210.

The storage body 210 may include a bottom side wall 222. The bottom side wall 222 may extend along the perimeter of the storage bottom 220 and protrude toward the mounting portion 240. The bottom side wall 222 may be disposed at the front and rear ends of the storage floor portion 220. At least a portion of the storage bottom 220, such as the detergent valve 225, may be shielded from the outside at the front and rear by the bottom side wall 222.

Figure 9 shows an exploded perspective view of the first storage unit 200. Each configuration of the first storage unit 200 will be described with reference to FIG. 9 as follows.

The first storage unit 200 may include a storage body 210 and a mounting unit 240. The storage body 210 may be exposed to the outside of the cabinet 10 and may store the first detergent. The mounting portion 240 may be fixed to the cabinet 10 and may form a part of the cabinet 10 .

The storage body 210 may include a storage body 213 in which a space in which the first detergent is stored is formed. The storage body 213 may include a detergent input hole 216 that communicates the inside and the outside.

The detergent input hole 216 may be formed on the upper surface of the storage body 213, and may be opened and closed by the storage cap 214 coupled to the storage body 213. An exterior part 215 may be provided in an area excluding the storage cap 214 on the upper surface of the storage body 213, and the exterior part 215 and the storage cap 214 are together on one side of the storage body 210. can be formed.

A storage bottom 220 may be provided at the lower part of the storage body 213. The storage bottom 220 is manufactured separately from the storage body 213 and is provided to cover the open lower surface of the storage body 213, or is molded together with the storage body 213 to form a part of the storage body 213. It may apply.

Variable protrusions 217 may be provided inside the storage body 213 or the storage bottom 220. The variable protrusion 217 may be provided to protrude downward from the storage bottom 220. The variable protrusion 217 may be provided so that the amount of protrusion protruding downward from the storage bottom 220 can be varied.

The storage body 213 may be provided with a variable button 218 connected to the variable protrusion 217. The position of the variable protrusion 217 may vary depending on the operating state of the variable button 218. The user can operate the variable button 218 to the first state so that the variable protrusion 217 is located inside the storage bottom 220, and when the user operates the variable button 218 to the second state, the variable protrusion 217 can be positioned inside the storage bottom 220. The variable protrusion 217 may change its position to protrude downward from the storage bottom 220.

A mounting portion 240 may be located below the storage bottom 220. The mounting portion 240 may include a seating surface 252 on which the bottom slope portion 221 of the storage floor portion 220 is seated. The seating surface 252 may have an inclined shape to correspond to the floor slope 221.

The mounting unit 240 may include a fastening pipe 242, and the fastening pipe 242 may penetrate the seating surface 252 and a portion of the fastening pipe 242 may be disposed on the seating surface 252. The fastening pipe 242 can be inserted into the detergent valve 225 of the storage body 210, and the detergent valve 225 is open when the fastening pipe 242 is inserted and closed when the fastening pipe 242 is separated. It can be a state.

FIG. 10 shows the appearance of the mounting portion 240 of the first storage portion 200. The mounting portion 240 may form the upper surface of the rear portion 130 of the top cover 100, and the storage body 210 may be coupled thereto.

When the storage body 210 is coupled to the mounting portion 240 along the width direction (Y) of the cabinet 10, the fastening pipe 242 is positioned on the seating surface 252 in the width direction (Y) of the cabinet 10. It can be extended accordingly. Accordingly, the fastening pipe 242 can be inserted into the detergent valve 225 of the storage body 210 that is detachable along the width direction (Y).

A central portion 241 protruding upward may be disposed at the center of the mounting portion 240 based on the width direction (Y). That is, the central portion 241 may have a shape that protrudes above the seating surface 252. The storage body 210 may be provided in plurality and may include a first storage body 211 and a second storage body 212.

The first storage body 211 and the second storage body 212 may be moved from both sides of the central portion 241 toward the central portion 241 and mounted on the mounting portion 240. A portion of the storage bottom portion 220 of the storage body 210 may be positioned above the central portion 241 and supported by the central portion 241 . The fastening pipe 242 may penetrate the central portion 241 in the width direction (Y) of the cabinet 10.

The mounting portion 240 may include a protrusion 250 that protrudes upward from the circumference of the seating surface 252. The mounting portion 240 may be provided with a stepped portion 253 having a stepped shape on the outer side of the protruding portion 250. In other words, the seating surface 252 may have a shape that is depressed below the upper surface of the protrusion 250 in the mounting portion 240.

11 shows the hook groove 254 of the mounting portion 240. The hook groove 254 may be located on the opposite side of the above-described central portion 241 based on the seating surface 252. That is, the hook grooves 254 may be disposed on both ends of the mounting portion 240 in the width direction (Y).

Specifically, the mounting portion 240 may include a protrusion 250 that protrudes upward so that the circumference is stepped, and the upper surface of the protrusion 250 is depressed downward so that the storage bottom 220 of the storage body 210 A seating surface 252 can be formed.

Based on the width direction (Y) of the cabinet 10, the central portion 241 may be located at one end of the seating surface 252, and the protrusion support surface 255 may be located at the other end. The protrusion support surface 255 may correspond to a stepped surface between the seating surface 252 and the uppermost surface of the protrusion 250.

The above-described hook groove 254 may be located outside the protrusion 250 in the width direction (Y). A fastening hook provided in the storage body 210 may be inserted into the hook groove 254.

The above-described step portion 253 may be formed around the protrusion 250. The step portion 253 is located below the top surface of the protrusion 250 and may include a step surface located outside the circumference of the protrusion 250 . That is, the protrusion 250 may be formed so that the uppermost surface and the stepped surface are stepped from each other.

The step portion 253 may be defined at least on the front and rear sides of the circumference of the protrusion 250 . The bottom side wall 222 of the storage body 210 may be arranged to slide along the width direction (Y) of the cabinet 10 in the step portion 253. That is, the bottom side wall 222 is located on the step surface of the step portion 253 and can slide, and can be supported by the step surface.

Meanwhile, referring to FIGS. 10 and 11, the fastening structure of the storage body 210 to the mounting portion 240 will be described in detail as follows.

First, in the process of remounting the storage body 210 removed from the cabinet 10 to the cabinet 10, the storage body 210 is located on the mounting portion 240 and moves in the width direction (Y) of the cabinet 10. can be moved along. In this process, the bottom slope portion 221 of the storage body 210 may be positioned on the seating surface 252 of the mounting portion 240.

The movement of the storage body 210 in the width direction (Y) may be restricted by the central portion 241 protruding from the mounting surface 240 beyond the seating surface 252. In addition, the bottom slope portion 221 of the storage body 210 is supported on the seating surface 252, so movement toward the ground may be restricted.

Meanwhile, the storage body 210 can be mounted in a state where the variable button 218 is operated and the variable protrusion 217 is inserted into the storage body 210, and the variable protrusion 217 is installed at the mounting position. The mounting process can be completed by protruding below the storage bottom 220 again.

The variable protrusion 217 protruding downward from the storage bottom 220 may have a protrusion support surface 255 located on one side of the cabinet 10. The movement of the storage body 210 to one side of the cabinet 10 may be restricted due to the contact relationship between the protrusion support surface 255 and the variable protrusion 217.

Meanwhile, the above-described hook groove 254 may be located on one side of the protrusion 250 of the mounting portion 240, which is located on the opposite side of the central portion 241, and the hook groove 254 may be located along the width direction (Y). It may have a sunken shape.

The fastening hook of the storage body 210 may be inserted into the hook groove 254 of the protrusion 250 along the width direction (Y) during the mounting process of the storage body 210. As the fastening hook is inserted into the hook groove 254, the upward movement of the storage body 210 may be restricted.

Additionally, during the process of mounting the storage body 210, the bottom side wall 222 of the storage body 210 may slide along the step portion 253 of the mounting portion 240, and accordingly, the bottom side wall 222 may have a protrusion. It may be disposed at the front and rear of the storage body 250, and according to the structural relationship between the protrusion 250 and the bottom side wall 222 located on the front and rear sides of the storage body 210, the storage body 210 may be disposed at the front and rear of the storage body 210. The forward and backward (X) movement of 210 may be restricted.

That is, the storage body 210 is stable because the movement of the cabinet 10 in the front-back direction (X), width direction (Y), and height direction (Z) as a whole may be restricted during the installation process on the mounting portion 240. can be fixed.

Meanwhile, in Figure 12, the storage body 210 and the mounting part 240 of the first storage unit 200 are separated from the top cover 100, and the cover space 140 of the top cover 100 is exposed to the outside. It is shown.

The rear portion 130 of the top cover 100 may be located rearward of the door 110 and the inlet 101. A cover space 140 may be formed inside the rear portion 130. The top cover 100 may be provided with the upper surface of the cover space 140 open, and the mounting part 240 is coupled to the open upper surface of the cover space 140, thereby closing the cover space 140. At the same time, the mounting portion 240 may form a part of the top cover 100.

A first storage unit 200 may be provided on the cover space 140, and a second storage unit 300 may be provided inside the cover space 140. In addition to the second storage unit 300, a detergent pump 400 for flowing the first detergent of the first storage unit 200 may be provided inside the cover space 140.

The top cover 100 may include the above-described inlet 101. It may include an inlet peripheral surface 102 surrounding the inlet 101. The inlet peripheral surface 102 may be recessed toward the inside of the cabinet 10.

The second storage unit 300 may include a drawer 340 that can be pulled out from the cover space 140, and the drawer 340 penetrates the inlet peripheral surface 102 to enter the inlet. It may be exposed as (101) and may be drawn out through the inlet (101). In addition to the second storage unit 300, a connection pipe or a water supply unit 600 connected to the fastening pipe 242 may be disposed in the cover space 140.

Meanwhile, FIG. 13 shows a second storage unit 300 connected to the first storage unit 200, and FIG. 14 shows an exploded view of the first storage unit 200 and the second storage unit 300 of FIG. 13. The appearance is shown.

Referring to Figures 13 and 14, the second storage unit 300 disposed in the cover space 140 may be located below the first storage unit 200. For example, the second storage unit 300 may be located below the storage body 210 and the mounting unit 240.

At least part of the first storage unit 200 located above the cover space 140 is exposed to the outside of the cabinet 10 to store the first detergent, and the second storage unit 300 is located inside the cabinet 10. It is provided, contains a second detergent, and can communicate with the tub 20. The interior of the cabinet 10 may be defined to include a cover space 140.

The second storage unit 300 may communicate with the inlet 101 by penetrating the above-described inlet peripheral surface 102 in the cover space 140. Accordingly, the second storage unit 300 can communicate with the inside of the tub 20 through the inlet 101.

The second storage unit 300 may include a receiving case 310 provided in the cover space 140 and communicating with the inlet 101 through the inlet peripheral surface 102, and the accommodating case 310 A space in which the drawer 340 is accommodated may be formed inside.

One side of the receiving case 310 facing the input port 101 may be open to form a case open surface 316. The area of the inlet peripheral surface 102 corresponding to the case opening surface 316 is open so that the inside of the receiving case 310 and the inlet 101 can communicate, and the drawer ( 340) may be introduced into the receiving case 310.

A portion of the case opening surface 316 may form a detergent outflow area through which second detergent or the like flows out. For example, the lower area of the case opening surface 316 may form a detergent outflow area for the second detergent inside the receiving case 310 to flow out toward the inlet 101.

One embodiment of the present invention may include a detergent pump 400. The detergent pump 400 may be provided inside the cabinet 10. For example, the detergent pump 400 may be installed in the cover space 140. The detergent pump 400 is connected to the first storage unit 200 and can flow the first detergent. In one embodiment of the present invention, the first storage unit 200 is connected to the detergent pump 400 and may correspond to an automatic detergent supply device in which the first detergent is automatically flowed and provided into the tub 20 during washing. .

A plurality of detergent pumps 400 may be provided. As described above, the storage body 210 of the first storage unit 200 may include a first storage body 211 and a second storage body 212, and the detergent pump 400 includes the first storage body ( It may include a first detergent pump 401 connected to 211 and a second detergent pump 402 connected to the second storage body 212.

The detergent valve 225 of the storage body 210 may be coupled to the fastening pipe 242 of the mounting part 240, and the fastening pipe 242 is connected to the detergent pump through the outlet pipe 410 for the first detergent to flow. It can be connected to 400, and the detergent pump 400 can be connected to the second storage unit 300 through the detergent pipe 420.

The second storage unit 300 may include a detergent connection port 321 to which the detergent pipe 420 is connected. The detergent connection port 321 may be provided with a connection part 325 that can increase the rigidity of the detergent connection port 321 and strengthen the coupling force between the detergent pipe 420 and the detergent connection port 321.

The connection part 325 may function as a check valve, and accordingly, fluid that may include the first detergent, second detergent, and water from the second storage unit 300 flows through the detergent pipe 420. Backflow to the pump 400 can be prevented.

The storage case 310 of the second storage unit 300 may include a water connection port 322 to which the water supply pipe 620 is connected, and the water supply pipe 620 connected to an external water supply source is the water connection port. It is connected to 322 so that water can be supplied into the second storage unit 300.

In one embodiment of the present invention, the flow process of the first detergent, the second detergent, and water are explained according to each configuration as follows.

First, the first detergent may be stored inside the storage body 210 of the first storage unit 200, and the storage body 210 may be provided with a detergent valve 225 that selectively communicates the inside and the outside. . The detergent valve 225 can basically maintain a closed state to prevent the first detergent from leaking out of the storage body 210.

In the process of coupling the storage body 210 to the mounting part 240 provided in the cabinet 10, at least a portion of the fastening pipe 242 provided in the mounting part 240 is inserted or coupled to the detergent valve 225. You can. The detergent valve 225 may be arranged to be converted to an open state by inserting the fastening pipe 242.

That is, when the storage body 210 is coupled to the mounting part 240, the fastening pipe 242 of the mounting part 240 may be inserted into the detergent valve 225 and communicate with the interior of the storage body 210. One end of the fastening pipe 242 may be inserted into the detergent valve 225, and the other end of the fastening pipe 242 may pass through the mounting portion 240 and be positioned in the cover space 140.

The other end of the fastening pipe 242 may be connected to the outlet pipe 410. The outflow pipe 410 may be placed in the cover space 140, one end of the outflow pipe 410 may be coupled to the fastening pipe 242, and the other end may be connected to the detergent pump 400 located in the cover space 140. ) can be combined with.

Accordingly, the first detergent flowing out from the storage body 210 through the detergent valve 225 may be supplied to the detergent pump 400 through the fastening pipe 242 and the outlet pipe 410. This flow of first detergent may be formed by the detergent pump 400.

The detergent pump 400 is located below the first storage unit 200 and can be connected to the storage body 210 through the outlet pipe 410, and can be used in situations where the flow of the first detergent is required, such as in a laundry course. It is controlled by a control unit, etc. and can flow the first detergent.

The detergent pump 400 is connected to the second storage unit 300 through the detergent pipe 420 and can flow the first detergent into the second storage unit 300. One end of the detergent pipe 420 may be coupled to the detergent pump 400, and the other end may be coupled to the second storage unit 300.

The detergent pump 400 can be fixed in various positions. The detergent pump 400 may be placed inside the cover space 140 and may be located in the width direction (Y) of the cabinet 10 with respect to the second storage portion 300.

In one embodiment of the present invention, the plurality of storage bodies 210 may include a first storage body 211 and a second storage body 212, and an outlet pipe 410 and a detergent pipe ( 420) In addition, each may be provided as a pair, and the detergent pumps 400 may also be provided in plural, including a first detergent pump 401 and a second detergent pump 402.

The first detergent flowing out of the first storage body 211 may be supplied to the second storage unit 300 through the first detergent pump 401, and the first detergent flowing out of the second storage body 212 may be supplied to the second storage unit 300 through the first detergent pump 401. It can be supplied to the second storage unit 300 through the second detergent pump 402.

That is, in one embodiment of the present invention, the first detergent stored in the first storage unit 200 may be delivered to the second storage unit 300 by the detergent pump 400, and the first detergent may be transferred to the second storage unit 300. It may be supplied into the tub 20 through the storage unit 300.

Meanwhile, the accommodation case 310 of the second storage unit 300 may include a first space 313 for accommodating the second detergent. The above-described drawer 340 can be accommodated in the first space 313, and the drawer 340 can accommodate a second detergent.

The first detergent flowing into the second storage unit 300 may be mixed with the second detergent and discharged together. Additionally, water supplied to the second storage unit 300 through the water supply pipe 620 described above may be mixed with the first detergent and/or the second detergent and then supplied to the tub 20.

In one embodiment of the present invention, the first detergent in the first storage unit 200 needs to be diluted with water before being supplied to the tub 20 in order to prevent a situation where the undiluted solution is provided directly to the clothes and causes damage to the clothes. There is.

However, in one embodiment of the present invention, the second storage unit 300 is connected to the water supply pipe 620 to the second storage unit 300 for mixing the second detergent and water, and the water supply pipe 620 is connected to the second storage unit 300 for mixing the second detergent and water. Detergent 1 can be diluted with water by being directly added to the second storage unit 300 without a separate mixing tank for mixing with water.

Through this, even without a separate mixing tank for mixing the first detergent and water, dilution of the first detergent is possible and the mixing tank can be effectively eliminated. In addition to the mixing tank, a plurality of hoses through which detergent and water flow can also be eliminated. This is advantageous in terms of space utilization and design.

Meanwhile, Figure 15 shows various configurations provided in the cover space 140 according to an embodiment of the present invention. In one embodiment of the present invention, a detergent flow path structure containing the first detergent and the second detergent may be installed inside the cover space 140, and a water supply structure through which water flows may also be installed inside the cover space 140. can be installed in

In the cover space 140, in addition to the detergent pump 400, the second storage unit 300, and the water supply unit 600, various components such as a pump control module 510, a PCB module 520, and a water level detection unit 530 are arranged. It can be. A detailed description of the pump control module 510, etc. will be described later.

Meanwhile, Figure 16 shows the arrangement structure of the second storage unit 300 and the detergent pump 400 provided in the cover space 140. In one embodiment of the present invention, the first storage unit 200, the second storage unit 300, and the detergent pump 400 may be located rearward of the tub 20.

The top cover 100 includes a door 110 that opens and closes the inlet 101 and a rear portion 130 located rearward of the door 110, and the first storage portion 200 is located at the rear. It is disposed at the upper part of the unit 130, and the second storage unit 300 and the detergent pump 400 may be placed in the cover space 140 formed inside the rear unit 130.

The top cover 100 includes an inlet 101 of a size corresponding to the tub opening 22, and a control panel 50 may be placed in front of the inlet 101 in consideration of ease of use, and the inlet 101 The cover space 140 located behind may be a space extending approximately along the width direction (Y) of the cabinet 10.

In addition, since various components such as the detergent pump 400 and the second storage unit 300 are disposed in the cover space 140, it is important to efficiently design the arrangement relationship of each component.

Relatedly, in one embodiment of the present invention, the second storage unit 300 and the detergent pump 400 are provided inside the top cover 100 and follow the width direction (Y) of the cabinet 10. can be sorted The second storage unit 300 in communication with the inlet 101 in the cover space 140 may be placed approximately at the center of the cover space 140, and the detergent pump 400 operates at the second storage unit 300. It can be located on one side of the width direction (Y) as a reference.

Accordingly, in one embodiment of the present invention, the second storage unit 300 and the detergent pump 400, which are arranged together at the rear of the inlet 101, are efficiently used within the cover space 140 extending in the width direction (Y). It can be placed as .

The detergent pump 400 may be provided in plural and arranged together on one side of the second storage unit 300 in the width direction (Y). Additionally, the plurality of detergent pumps 400 may be aligned along the width direction (Y). That is, the plurality of detergent pumps 400 may be arranged together on one side of the second storage unit 300 in the width direction (Y) and aligned along the width direction (Y).

In other words, the plurality of detergent pumps 400 and the second storage unit 300 may be aligned along the width direction (Y). Through this, various components except the detergent pump 400 can be placed on the other side of the width direction (Y) of the second storage part 300 inside the cabinet 10 including the cover space 140, thereby improving placement efficiency. This can be improved and manageability can be increased.

Meanwhile, one embodiment of the present invention may include a pump control module 510. The pump control module 510 may be provided inside the cabinet 10, such as the cover space 140, and may be connected to the detergent pump 400.

The operation of the detergent pump 400 may be controlled by the pump control module 510. For example, the detergent pump 400 can be controlled in the clothes wash course of the pump control module 510 to supply the first detergent stored in the first storage unit 200 into the tub 20.

The pump control module 510 may be directly connected to the control panel 50 to control the control panel 50, or may be connected to a control unit connected to the control panel 50 to exchange information. there is.

The pump control module 510 may be disposed on one side of the second storage unit 300 along the width direction (Y) of the cabinet 10. That is, the pump control module 510 and the detergent pump 400 may be disposed together on one side of the second storage portion 300 in the width direction (Y) in the cover space 140.

The pump control module 510 is located on one side of the second storage unit 300 together with the detergent pump 400 in the cover space 140, so that the distance from the detergent pump 400 can be minimized and control efficiency can be improved. And, since it can be managed together with the detergent pump 400, ease of handling can be improved.

In addition, in one embodiment of the present invention, the pump control module 510 for controlling the detergent pump 400 may be provided separately from the main control unit connected to the control panel 50 or the driving unit 40, and thus the detergent pump 400 It may be advantageous for the control accuracy of the pump 400 and the construction of a control system.

On one side of the second storage unit 300, the detergent pump 400 and the pump control module 510 may be arranged up and down. That is, the pump control module 510 and the detergent pump 400 can be installed inside the cabinet 10 in a stacked relationship.

When a plurality of detergent pumps 400 are provided, at least one of the plurality of detergent pumps 400 aligned along the width direction (Y) and the pump control module 510 may be arranged vertically. At least one of the plurality of detergent pumps 400 may be mounted on the pump control module 510.

Through the stacked structure of the detergent pump 400 and the pump control module 510 as described above, the detergent pump 400 is installed in the limited space inside the cabinet 10 and further in the space limited to one side of the second storage unit 300. and the pump control module 510 can be arranged efficiently.

When the plurality of detergent pumps 400 include a first detergent pump 401 and a second detergent pump 402, the first detergent pump 401 has a second storage unit ( 300) can be located further away. The second detergent pump 402 may be located between the first detergent pump 401 and the second storage unit 300.

In the above arrangement, the pump control module 510 can form a stacked structure with the first detergent pump 401. The pump control module 510 may be disposed below the first detergent pump 401 to support the first detergent pump 401.

Accordingly, the second detergent pump 402 can have a lower position than the first detergent pump 401, and therefore the detergent pipe 420 extending from the first detergent pump 401 can easily be connected to the second detergent pump 401. It can be extended past 402.

Meanwhile, Figure 17 shows the cover space 140 as seen from the rear side. Referring to FIG. 17, the water supply unit 600 may include a water supply valve 610, and the water supply valve 610 is disposed behind the second storage unit 300 and is supplied to the outside through the rear of the cabinet 10. Can be connected to a water supply source.

The second storage unit 300 and the water supply unit 600 can be arranged in the front-back direction (X), and thus the distance between the water supply valve 610 and the second storage unit 300 can be minimized, This may be advantageous for supplying water to the storage unit 300.

The water supply valve 610 disposed on the rear side of the second storage unit 300 may be located in the width direction (Y) with respect to the detergent pump 400. That is, the plurality of detergent pumps 400 and water supply valves 610 may be aligned approximately along the width direction (Y).

Meanwhile, Figure 18 shows a plurality of pipes existing in the cover space 140, such as the outlet pipe 410, detergent pipe 420, and water supply pipe 620, in one embodiment of the present invention, removed. 19, the arrangement relationship between a plurality of components provided in the cover space 140 is schematically shown.

One embodiment of the present invention may include a water level detection unit 530, and the water level detection unit 530 may be disposed on the other side of the second storage unit 300 along the width direction (Y). The detergent pump 400 may be disposed on one side of the second storage portion 300 along the width direction (Y), and the water level sensor 530 may be disposed on the other side.

The water level detection unit 530 may be provided to detect the level of water stored in the tub 20. The water level sensing unit 530 is coupled to the top cover 100 so that at least a portion is disposed in the cover space 140 and can detect the water level of the tub 20.

The water level detection unit 530 may include a head and a sensing body. The head of the water level sensing unit 530 may be provided in the cover space 140, and the sensing body may detect the inside of the tub 20 from the head. can be extended towards

It is advantageous for at least a portion of the water level detection unit 530 to extend in the vertical direction to detect the water level of the tub 20. Furthermore, the water level detection unit 530 extending in the vertical direction has a head above the tub 20. It is advantageous to be fixed.

Accordingly, the head of the water level detection unit 530 can be coupled to the top cover 100 located above the tub 20 in the cabinet 10, and the placement space for the head of the water level detection unit 530 is as described above. It can be secured in the cover space (140).

However, in order to improve space utilization efficiency, the detergent pump 400 and/or the pump control module 510 may be placed on one side of the second storage unit 300 inside the cover space 140, so that the water level detection Unit 530 may be disposed on the other side of the second storage unit 300.

Meanwhile, an embodiment of the present invention may include a PCB module 520, and the PCB module 520 may be disposed on the other side of the second storage unit 300 along the width direction (Y). The detergent pump 400 may be disposed on one side of the second storage portion 300 along the width direction (Y), and a PCB module 520 including a PCB may be disposed on the other side.

The PCB module 520 includes a PCB and can be connected to the water level detection unit 530 and/or other sensors. The PCB module 520 can receive sensing values from a plurality of sensors and control the plurality of sensors.

The PCB module 520 may be the main control unit described above, or may be a separate control module that is connected to and spaced apart from the main control unit. In addition to the plurality of sensors, the PCB module 520 can be connected to various components that require electronic control.

Meanwhile, in one embodiment of the present invention, a water level detection unit 530 and a PCB module 520 may be placed together on the other side of the second storage unit 300 in the width direction (Y), and the second storage unit ( 300), the water level detection unit 530, and the PCB module 520 may be aligned along the width direction (Y).

Furthermore, the above-described plurality of detergent pumps 400, second storage unit 300, water level detection unit 530, and PCB module 520 are aligned together along the width direction (Y) of the cabinet 10, A plurality of components can be efficiently arranged in the cover space 140 located behind (101).

The pump control module 510 and the PCB module 520, which have a signal connection relationship, that is, require wire connection, may be located at the outermost part of the cover space 140, respectively. That is, the pump control module 510 and the PCB module 520 may each be located at the ends of the cover space 140 in the width direction (Y).

The top cover 100 may include a front part 120, a rear part 130, and a side part connecting the front part 120 and the rear part 130 on both sides of the width direction (Y) of the inlet 101. In addition, the pump control module 510 and the PCB module 520 are located at the width direction (Y) end of the cover space 140, so that they can be easily connected to the configuration of the front part 120 through the lateral part through a wire. You can.

For example, the wire may extend from the front part 120 to the rear part 130 through the inside of the side part, and the pump control module 510 and PCB module 520 are wires extending through the side part. It can be easily connected to the control panel 50 or the main control unit.

Meanwhile, Figure 20 shows the appearance of a detergent pump 400 according to an embodiment of the present invention. The detergent pump 400 may include an inlet port 430 through which the first detergent flows and an outlet port 440 through which the first detergent flows out.

The inlet port 430 of the detergent pump 400 is coupled with the outlet pipe 410 so that the first detergent can flow in. The inside of the inlet port 430 has a hollow 442 that serves as a flow path for the first detergent, and a suction hole 444 and an extension groove 446 may be provided on the circumferential surface of the inlet port 430. .

The suction hole 444 may penetrate the peripheral surface of the inlet port 430 and communicate with the hollow 442. The extension groove 446 may extend from the suction hole 444 toward one end of the inlet port 430 on the circumferential surface.

One end of the inlet port 430 may face the outlet pipe 410. That is, the extension groove 446 may be a groove extending from the suction hole 444 toward the end of the inlet port 430. Through the extension groove 446, the suction hole 444 can pass through a cross section located at the end of the inlet port 430 and communicate with the inside of the outflow pipe 410.

Specifically, the inlet port 430 may be coupled to the outflow pipe 410, and at least a portion of the inlet port 430 may be inserted into the outflow pipe 410 and coupled to each other. That is, the peripheral surface of the inlet port 430 may be surrounded by the inner peripheral surface of the outlet pipe 410.

Accordingly, the suction hole 444 provided to penetrate the circumferential surface of the inlet port 430 may be in close contact with the inner peripheral surface of the outlet pipe 410, preventing the first detergent from flowing through the suction hole 444. However, in one embodiment of the present invention, an extension groove 446 extending from the suction hole 444 toward the end of the inlet port 430 may be provided on the circumferential surface.

Since the extension groove 446 can be opened through a cross section located at the end of the inlet port 430, the first detergent of the outlet pipe 410 is connected to the extension groove 446 and the suction hole 444. , and can be supplied to the detergent pump 400 along the hollow 442.

Meanwhile, Figure 21 shows the pumping structure of the detergent pump 400 according to an embodiment of the present invention. In one embodiment of the present invention, the inlet port 430 and the outlet port 440 may be arranged in a straight line parallel to the width direction (Y) of the cabinet 10. Accordingly, the flow resistance and pressure loss of the first detergent flowing inside the detergent pump 400 can be minimized.

Specifically, the first detergent flowing along the outlet pipe 410 may flow along the extension groove 446, suction hole 444, and hollow 442 of the inlet port 430. Meanwhile, a first check body 457 may be provided inside the detergent pump 400 to limit the flow of the first detergent in the inlet port 430 in one direction.

The first check body 457 is connected to the inlet port 430, and when the first detergent in the inlet port 430 flows in one direction toward the outlet port 440, it is in an open state and releases the first detergent. Flow can be allowed.

Conversely, if the first detergent flows in a direction opposite to the one direction, that is, flows backward, a closed state may occur, thereby restricting the flow of the first detergent. Inside the detergent pump 400, a first pump chamber 451 connected to the inlet port 430 may be provided. The first detergent flowing along the inlet port 430 may be accommodated in the first pump chamber 451.

Meanwhile, the detergent pump 400 may include a pressure forming unit 453 for forming positive pressure and negative pressure. The pressure forming unit 453 may increase or decrease pressure and may be in communication with the first pump chamber 451.

That is, the pressure forming unit 453 can change the pressure of the first pump chamber 451, and thus positive or negative pressure can be formed in the first pump chamber 451. When negative pressure is formed in the first pump chamber 451, the first check body 457 is opened and the first detergent from the inlet port 430 can flow into the first pump chamber 451.

Meanwhile, the detergent pump 400 may include a second pump chamber 452, and the second pump chamber 452 may be in communication with the first pump chamber 451. However, a second check body 458 is provided at the connection portion between the first pump chamber 451 and the second pump chamber 452, so that the first detergent flows from the first pump chamber 451 to the second pump chamber 452. It can be arranged to allow only one-way flow towards.

That is, when negative pressure is generated inside the first pump chamber 451 by the pressure forming unit 453, the first check body 457 is opened and the first detergent of the inlet port 430 is released into the first pump chamber 451. ) can flow into the

Afterwards, when positive pressure is formed inside the first pump chamber 451 by the pressure forming unit 453, the second check body 458 is opened and the first detergent in the first pump chamber 451 is pumped into the second pump chamber. It can flow to (452). Even if positive pressure is formed in the first pump chamber 451, the first detergent does not flow back to the inlet port 430 due to the first check body 457.

The above-mentioned outlet port 440 is in communication with the second pump chamber 452, so that the first detergent in the second pump chamber 452 can flow along the detergent pipe 420 through the outlet port 440. In one embodiment of the present invention, the inlet port 430, the first pump chamber 451, the second pump chamber 452, and the outlet port 440 may all be arranged in a straight line.

Meanwhile, Figure 22 shows a plurality of detergent pumps 400 aligned along the width direction (Y) according to an embodiment of the present invention. The detergent pump 400 may be arranged so that the outlet port 440 faces the second storage unit 300. The inlet port 430 of the detergent pump 400 may be arranged to face the opposite side of the second storage unit 300.

Accordingly, the bending or bending portion of the detergent pipe 420 connecting the detergent pump 400 and the second storage unit 300 can be minimized, and the pumping loss of the first detergent pumped through the detergent pump 400 can be minimized. This can be minimized.

In addition, as described above, the first detergent pump 401, which is located farther from the second storage unit 300 than the second detergent pump 402, is disposed on the pump control module 510, so that the first detergent pump 401 ) Structural interference by the second detergent pump 402 can be minimized between the outlet port 440 and the second storage unit 300.

In addition, the detergent pump 400 includes a first coupling portion 455 coupled to the inside of the cover space 140 to be fixed to the cover space 140, and detailed information about the first coupling portion 455 is provided. The explanation is provided later.

Meanwhile, Figure 23 shows the arrangement relationship between the detergent connection port 321 and the water supply pipe 620 of the second storage unit 300. The water supply unit 600 may include a water supply pipe 620 through which water flows, and the water supply pipe 620 may connect the water supply valve 610 and the second storage unit 300.

The water supply unit 600 may include a water supply module 650 in which a plurality of water supply pipes 620 are provided as one module, and a detailed description of the water supply module 650 will be described later.

The water supply valve 610 of the water supply unit 600 may be placed behind the second storage unit 300, and therefore the water supply pipe 620 may be placed between the water supply valve 610 and the second storage unit 300. there is. Meanwhile, the detergent connection port 321 of the second storage unit 300 for connecting the detergent pipe 420 is located in the width direction ( Y) It may be placed biased toward one side.

That is, the location of the detergent connection port 321 may correspond between the water connection port 322 of the second storage unit 300 and the detergent pump 400. Furthermore, the storage case 310 of the second storage unit 300 has a second chamber 314 that protrudes from the first chamber 312 in which the aforementioned drawer 340 and the second detergent can be accommodated. It may be included, and a detergent connection port 321 may be provided in the second chamber 314.

The water connection port 322 of the second storage unit 300 may be provided in the first chamber 312, and the detergent connection port 321 may have a second chamber 314 protruding from the first chamber 312. It can be provided. Accordingly, structural interference between the water supply pipe 620 and the detergent pipe 420 can be minimized.

Furthermore, the second chamber 314 may protrude rearward from the first chamber 312. That is, the second chamber 314 may be positioned substantially parallel to the water supply valve 610 in the width direction (Y). Accordingly, structural interference caused by the water supply pipe 620 extending forward from the water supply valve 610 to the detergent pipe 420 can be minimized.

Meanwhile, Figure 24 shows the first coupling portion 455 of the detergent pump 400 to be coupled to the cover space 140. In one embodiment of the present invention, the detergent pump 400 may include a first coupling portion 455 that is penetrated by a penetrating member and fixed to the cabinet 10.

The first coupling portion 455 of the detergent pump 400 may be penetrated by a penetrating member and may protrude outward from the detergent pump 400. The first coupling portion 455 may be penetrated by the penetrating member in the vertical direction.

The penetrating member may be a connecting means such as a bolt. The top cover 100 may include a through-coupling portion 540 disposed inside the cover space 140, and the penetrating member penetrating the first coupling portion 455 of the detergent pump 400 is a through-coupling portion ( It can be fixed by penetrating through (540) or being inserted into the through-coupling portion (540).

The penetrating coupling portion 540 may have a pillar shape protruding upward from the bottom surface of the cover space 140 to facilitate insertion of the penetrating member. The through-coupling portion 540 may be located on the outside of the pump control module 510, for example, on the front side of the pump control module 510, for ease of placement of the pump control module 510.

Meanwhile, Figure 25 shows the second coupling portion 456 of the detergent pump 400 to be coupled to the cover space 140. The detergent pump 400 may include a second coupling portion 456 fixed by a hook portion 550 provided in the cabinet 10.

The hook portion 550 may be located inside the cover space 140 and may protrude from the inner surface of the cover space 140. For example, the hook portion 550 may protrude from the bottom or peripheral surface of the cover space 140.

The hook portion 550 may include a hook for fixing the detergent pump 400 by hanging on the second coupling portion 456 of the detergent pump 400, and the second coupling portion 456 of the detergent pump 400. ) may include a hook groove for inserting and fixing the hook.

However, if necessary, the hook portion 550 may be provided in the detergent pump 400 and the second coupling portion 456 may be provided in the cover space 140.

In the detergent pump 400, the first coupling portion 455 and the second coupling portion 456 are disposed on opposite sides of each other, so that the fixing force of the detergent pump 400 can be strengthened. For example, the first coupling portion 455 may be disposed on the front side of the detergent pump 400 and the second coupling portion 456 may be disposed on the rear side of the detergent pump 400.

In other words, the through-coupling portion 540 disposed in the cover space 140 may be located ahead of the detergent pump 400 and the pump control module 510, and the hook portion 550 may be located ahead of the detergent pump 400. and may be located rearward of the pump control module 510.

Meanwhile, Figure 26 shows the second storage unit 300 and the water supply unit 600 connected. The water supply unit 600 for controlling the flow of water and the accommodation case 310 of the second storage unit 300 may be connected through the water supply module 650.

The water supply module 650 is coupled to the water supply valve 610 and the second storage unit 300 and can deliver water flowing out from the water supply valve 610 to the second storage unit 300.

The water supply module 650 may include a plurality of water supply pipes 620. That is, at least one water flow path may be formed inside the water supply module 650. In other words, the water supply module 650 may include one or more water inlet holes 651 and one or more water outlet holes 652.

One embodiment of the present invention connects the water supply valve 610 and the second storage unit 300 using a water supply module 650 including one or more water supply pipes 620, thereby improving the manageability of the water supply pipe 620. It can be improved and durability of the water supply pipe 620 can be secured.

The water intake hole 651 of the water supply module 650 is connected to the water supply valve 610 so that water can flow in. The water outlet hole 652 of the water supply module 650 is connected to the water connection port 322 of the second storage unit 300 so that water can flow out. Each of the plurality of water inlet holes 651 may be connected to a different water supply valve 610, and each of the plurality of water outlet holes 652 may be connected to a different water connection port 322.

The water supply module 650 may have more water outlet holes 652 through which water flows out to the second storage unit 300 than inlet holes 651 through which water flows in from the water supply valve 610. That is, the water supply module 650 may have a branched structure in which a flow path connected to one water intake hole 651 is branched and connected to a plurality of water outlet holes 652.

The above branching structure can be advantageous when there are more water supply targets than water supply targets. For example, in one embodiment of the present invention, water from the water supply unit 600 is supplied to the second storage unit 300, but there are a plurality of areas where water is supplied within the second storage unit 300, and therefore Efficient supply of water can be achieved by utilizing the water supply module 650 including a branch structure.

Meanwhile, Figure 27 shows a side view of the second storage unit 300, and Figure 28 shows a rear perspective view of the second storage unit 300.

The storage case 310 of the second storage unit 300 may form the exterior of the second storage unit 300 and may include the detergent connection port 321 and the water connection port 322 described above. . The detergent connection port 321 and the water connection port 322 are provided on the upper surface of the receiving case 310, so that the dead weight of the first detergent and water can contribute to forming the flow.

The storage case 310 may include a first chamber 312 and a second chamber 314, and the first chamber 312 may accommodate a drawer 340 that can be withdrawn from the storage case 310. , the second chamber 314 may provide a space into which the first detergent flows.

The water connection port 322 may be provided on the upper surface of the first chamber 312 and the detergent connection port 321 may be provided on the upper surface of the second chamber 314. That is, water supplied to the second storage unit 300 may be provided to the first chamber 312, and the first detergent may be provided to the second chamber 314.

The drawer 340 introduced into the first chamber 312 may store the second detergent therein. When performing a washing course, the user can store the second detergent in the drawer 340 and insert it into the receiving case 310. When the washing course is performed, the second detergent is added to the water provided to the first chamber 312. It can be mixed with and discharged to the outside of the receiving case 310.

The first chamber 312 and the second chamber 314 may be in communication. The first space 313 inside the first chamber 312 and the second space 315 inside the second chamber 314 may together form the interior space of the storage case 310. The first detergent supplied to the second chamber 314 may flow into the first chamber 312.

The second chamber 314 may have a shape that protrudes rearward from the rear wall 318 of the first chamber 312. The second space 315 may be a space that protrudes rearward from the first space 313. The bottom surface of the second chamber 314 may be positioned higher than the bottom surface of the first chamber 312, and the first detergent provided to the second chamber 314 is supplied to the first chamber 312 and the second chamber ( Due to the difference in height of 314), a flow toward the inside of the first chamber 312 may be formed.

Meanwhile, a detergent sensing unit 330 may be provided on the rear wall 318 of the first chamber 312. The detergent sensing unit 330 is disposed between the bottom surface of the first chamber 312 and the bottom surface of the second chamber 314 of the rear wall 318 of the first chamber 312, It may be provided to detect the first detergent flowing toward the first chamber 312.

The front of the receiving case 310, that is, the front of the first chamber 312, may be opened to form a case opening surface 316, and the drawer 340 may be inserted or withdrawn through the case opening surface 316. It can be.

A portion of the case opening surface 316 may be a detergent discharge area 317 where the first detergent, second detergent, or water is discharged toward the inside of the tub 20. The detergent discharge area 317 may be formed at the lower part of the case opening surface 316.

On the case opening surface 316, the detergent discharge area 317 may be defined below the drawer 340 accommodated in the receiving case 310. The first detergent, second detergent or water present in the first chamber 312 flows along the bottom surface of the first chamber 312 due to its own weight, and the bottom surface of the first chamber 312 is formed by a drawer ( 340) and may be placed spaced apart below.

That is, in the first chamber 312, the first detergent, second detergent, or water flows between the drawer 340 and the bottom surface of the first chamber 312 to form a detergent discharge area 317 in the case opening surface 316. ) and can be supplied into the tub 20 due to a falling phenomenon due to its own weight.

Meanwhile, as described above, the second storage unit 300 includes a storage case 310 including a first chamber 312, the second detergent is accommodated, and the second storage unit 300 is provided to be withdrawn from the first chamber 312. It may include a drawer 340, and the first detergent flowing through the detergent pipe 420 and the water flowing through the water supply pipe 620 are used as the second detergent in the first chamber 312. It can be mixed with and discharged into the tub 20.

The storage case 310 further includes a second chamber 314 connected to the detergent pipe 420 into which the first detergent flows, and the second chamber 314 and the first chamber 312 are Through communication, the first detergent may be delivered to the first chamber 312.

Meanwhile, Figure 29 shows an exploded perspective view of the second storage unit 300. The interior space of the drawer 340 of the second storage unit 300 may be divided. For example, the drawer 340 may include a first accommodating part 341 and a second accommodating part 342, and the first accommodating part 341 and the second accommodating part 342 are partitioned and different from each other. A variety of detergents can be stored.

For example, the second detergent in powder form may be stored in the first accommodating part 341, and the second detergent in liquid form may be stored in the second accommodating part 342. As mentioned above, the distinction between first and second detergents is based on the storage object rather than the type or form of the detergent.

The front portion 345 of the drawer 340 may be exposed to the outside of the storage case 310 and may serve as a handle that the user can hold. The rear portion of the drawer 340 may be opened to serve as a passage through which the second detergent is moved from the inside of the drawer 340 to the inside of the receiving case 310.

The second storage unit 300 may include a water diffusion unit 370, and the water diffusion unit 370 is disposed at the upper part of the receiving case 310 to receive water flowing into the second storage unit 300. It may have a function of overall diffusion within the case 310.

The water diffusion unit 370 may be disposed above the drawer 340, and the first diffusion unit 380 disposed in the first chamber 312 and the second diffusion portion disposed in the second chamber 314 ( 390) may be included. The second diffusion unit 390 may have a shape extending from the first diffusion unit 380.

Water flowing in through the water connection port 322 provided on the upper surface of the first chamber 312 spreads through the water diffusion unit 370 before falling into the receiving case 310, increasing the water supply area. You can do it.

Additionally, water supplied to the first chamber 312 may flow and be supplied into the second chamber 314 by the first diffusion unit 380 and the second diffusion unit 390. The water supplied to the second chamber 314 can be used to wash the first detergent present in the chamber.

Meanwhile, Figure 30 shows the fluid flow process inside the second storage unit 300. The storage case 310 may include a first chamber 312 and a second chamber 314, and a first space 313 may be defined inside the first chamber 312, and the second chamber ( A second space 315 may be defined inside 314).

A detergent connection port 321 may be disposed on the upper surface of the second chamber 314, and the first detergent may flow into the second space 315 through the detergent connection port 321. The first detergent flowing into the second space 315 flows down the rear wall 318 of the first chamber 312 and flows toward the detergent discharge area 317 along the bottom surface of the first chamber 312. You can.

A water connection port 322 may be disposed on the upper surface of the first chamber 312, and water flowing in through the water connection port 322 is provided to the first space 313 to form a water connection port 322 of the first chamber 312. It can flow along the bottom surface. Water flowing along the bottom surface of the first chamber 312 may be mixed with the first detergent and discharged through the detergent discharge area 317.

A second detergent may be stored inside the drawer 340 accommodated inside the first chamber 312, and the second detergent may be stored in the open drawer 340 along with the water supplied to the first space 313. It may flow out from the drawer 340 through the rear portion.

The water and second detergent flowing out of the drawer 340 may flow along the bottom surface of the first chamber 312 and be discharged through the detergent discharge area 317.

Meanwhile, Figure 31 shows the flow path of the first detergent inside the second storage unit 300. The first detergent flowing through the detergent connection port 321 of the second chamber 314 can be supplied to the second space 315 of the second chamber 314 and the bottom surface of the second chamber 314. It may flow along and be delivered to the first chamber 312.

As described above, the second chamber 314 may have a shape that protrudes rearward from the rear wall 318 of the first chamber 312, and the bottom surface of the second chamber 314 is similar to that of the first chamber 312. It can be located higher than the floor.

Therefore, the first detergent in the second chamber 314 flows down between the bottom surface of the second chamber 314 and the bottom surface of the first chamber 312 among the rear walls 318 of the first chamber 312. You can. Meanwhile, the above-described detergent sensing unit 330 may be provided in the flow path of the first detergent.

The detergent sensing unit 330 may be disposed between the bottom surface of the second chamber 314 and the bottom surface of the first chamber 312 of the rear wall 318 of the first chamber 312. The detergent sensing unit 330 is disposed on the rear wall 318, which is approximately perpendicular to the ground, so that the phenomenon of the first detergent remaining and sticking can be suppressed.

The detergent sensing unit 330 may include a pair of sensing electrodes 331, and a partition rib 332 may be disposed between the pair of sensing electrodes 331. Even if detergent is adhered to the surface of the detergent sensing unit 330 by the partition rib 332, the situation in which the adhered detergent is connected to both the pair of sensing electrodes 331 is suppressed, thereby reducing detection errors. You can.

Although the present invention has been shown and described in relation to specific embodiments, it is known in the art that the present invention can be modified and changed in various ways without departing from the technical spirit of the invention as provided by the following claims. This will be self-evident to those with ordinary knowledge.

10: cabinet 15: cabinet body
20: Tub 22: Tub opening
25: suspension 30: drum
31: communication hole 35: rotating part
40: driving unit 50: control panel
100: Top cover 101: Inlet
102: Inlet circumference surface 110: Door
120: front part 130: rear part
140: Cover space 200: First storage unit
210: storage body 211: first storage body
212: second storage body 213: storage body
214: storage cap 215: exterior part
216: detergent input hole 217: variable protrusion
218: variable button 220: storage bottom
221: floor slope 222: floor side wall
223: floor damper 225: detergent valve
240: Mounting part 241: Central part
242: fastening pipe 250: protrusion
252: Seating surface 253: Step portion
254: Hook groove 255: Protrusion support surface
300: second storage unit 310: accommodation case
312: first chamber 313: first space
314: second chamber 315: second space
316: Case opening surface 317: Detergent discharge area
318: rear wall 321: detergent connection port
322: water connection port 325: connection part
330: Detergent sensing unit 331: Sensing electrode
332: compartment rib 340: drawer
341: first accommodating part 342: second accommodating part
370: water diffusion unit 380: first diffusion unit
390: Second diffusion unit 400: Detergent pump
401: First detergent pump 402: Second detergent pump
410: Outflow pipe 420: Detergent pipe
430: inlet port 440: outflow port
451: first pump chamber 452: second pump chamber
453: pressure forming part 455: first coupling part
456: second coupling portion 457: first check body
458: Second check body 510: Pump control module
520: PCB module 530: Water level detection unit
540: Penetrating joint 550: Hook portion
600: water supply unit 610: water supply valve
620: Water supply pipe 650: Water supply module
651: Inlet hole 652: Outlet hole
700: Drainage part

Claims (19)

A cabinet including a top cover provided with an inlet;
a tub provided inside the cabinet to store water and having a tub opening facing the inlet;
a first storage portion at least partially exposed to the outside of the cabinet to store the first detergent;
a second storage unit provided inside the cabinet, containing a second detergent, and communicating with the tub;
A detergent pump provided inside the cabinet and connected to the first storage unit to flow the first detergent into the second storage unit,
A laundry treatment device in which a plurality of detergent pumps are provided and disposed on one side of the second storage unit along the width direction of the cabinet. According to paragraph 1,
The laundry treatment device wherein the plurality of detergent pumps are aligned along the width direction on one side of the second storage unit. According to paragraph 1,
A clothing treatment device in which a water level sensor that detects the water level of the tub is disposed on the other side of the second storage unit along the width direction. According to paragraph 1,
A clothing treatment device in which a PCB module including a PCB is disposed on the other side of the second storage unit along the width direction. According to clause 4,
A water level sensor that detects the water level of the tub is disposed on the other side of the second storage unit,
The second storage unit, the water level detection unit, and the PCB module are aligned along the width direction. According to paragraph 1,
A clothes treatment device in which a pump control module connected to the plurality of detergent pumps is disposed on one side of the second storage unit. According to clause 6,
A clothing treatment device wherein at least one of the plurality of detergent pumps is stacked vertically with the pump control module. According to clause 6,
The laundry treatment device wherein the pump control module is arranged vertically with one of the plurality of detergent pumps located furthest from the second storage unit. According to clause 6,
The top cover includes a front part located ahead of the inlet, a rear part located behind the inlet, and a side part located on a side of the inlet and connecting the front part and the rear part,
The pump control module is located in the rear portion and connected to the front portion through a wire extending along the lateral portion. According to clause 6,
The second storage unit is provided in a cover space formed inside the top cover,
A clothing treatment device in which the pump control module is disposed on one side of the second storage unit, and a PCB module including a PCB is disposed on the other side. According to paragraph 1,
The first storage unit, the second storage unit, and the detergent pump are located rearward of the tub. According to paragraph 1,
A clothing treatment device wherein the second storage unit and the detergent pump are provided inside the top cover and aligned along the width direction of the cabinet. According to paragraph 1,
The top cover includes a door that opens and closes the inlet and a rear portion located rearward of the door,
The laundry treatment device wherein the first storage unit is disposed at an upper portion of the rear portion, and the second storage portion and the detergent pump are disposed in a cover space formed inside the rear portion. According to paragraph 1,
The first storage unit,
A storage body that stores the first detergent and includes a detergent valve that opens when coupled to the cabinet and closes when removed from the cabinet. According to clause 14,
A clothing processing device wherein the storage body is mounted on or removed from the cabinet along the width direction of the cabinet. According to clause 14,
The first storage unit,
It is provided on the top cover, is provided so that the storage body is detachable, and further includes a mounting portion including a fastening pipe inserted into the storage body,
The detergent pump is a laundry treatment device that receives the first detergent through an outlet pipe connected to the fastening pipe inside the cabinet. According to paragraph 1,
The second storage unit is located in front of the water supply valve connected to the water supply source and is connected to the water supply valve through a water supply pipe. According to clause 17,
It further includes a water supply module including the water supply pipe and coupled to the water supply valve and the second storage unit,
The water supply module has more water outlet holes through which water flows into the second storage unit than water intake holes through which water flows in from the water supply valve. According to paragraph 1,
The second storage unit,
A receiving case including a first chamber; and
It includes a drawer that accommodates the second detergent and is provided to be withdrawn from the first chamber,
The first detergent flowing through the detergent pipe connecting the detergent pump and the second storage unit and the water flowing through the water supply pipe are mixed with the second detergent in the first chamber and discharged into the tub. Device.

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