CN215605455U

CN215605455U - Cordless floor cleaning machine

Info

Publication number: CN215605455U
Application number: CN202121527787.9U
Authority: CN
Inventors: 卞庄
Original assignee: Kingri Cleaning Equipment Suzhou Co ltd
Current assignee: Kingri Cleaning Equipment Suzhou Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-01-25
Anticipated expiration: 2031-07-06

Abstract

The application discloses wireless scrubber, include: the cleaning device comprises a cleaning base, a machine body, a sleeve and a hinge device which is used for rotatably connecting the cleaning base and the sleeve, wherein the cleaning base is provided with a brush disc which can rotate around a vertical axis, a liquid spray nozzle which distributes cleaning liquid to the brush disc, a water suction rake which faces the ground to be cleaned, a suction motor which provides suction power and a rechargeable battery pack; the machine body is provided with a solution tank for storing cleaning solution and a dirty solution tank for storing dirty solution, the solution tank is in fluid communication with the liquid spraying nozzle, and the water sucking scraper, the dirty solution tank and the suction motor are in fluid communication in sequence; the inner part of the sleeve pipe defines a first pipeline and a second pipeline which extend along the length direction of the pipe body, and the second pipeline is positioned at the inner side of the first pipeline; one of the pipes constitutes at least a part of a dirty liquid input path that is in fluid communication between the suction swab and the dirty liquid tank, and the other pipe constitutes at least a part of an air discharge path that is in fluid communication between the dirty liquid tank and the suction motor. The suction motor and the rechargeable battery pack are arranged on the cleaning base, so that the weight of the machine body is reduced.

Description

Cordless floor cleaning machine

Technical Field

The application relates to the field of cleaning equipment, in particular to a cordless floor cleaning machine.

Background

With the development of science and technology and the market demand, a commercial floor cleaning machine is widely applied to floor cleaning in public places such as markets, supermarkets and the like. Most of the current commercial floor washers are driving floor washers, which have large volume, are easy to collide when used in places with a lot of people streams such as shopping malls, supermarkets and the like, and have certain potential safety hazards; therefore, according to market demands, a vertical handheld floor washing machine is also available in the market, the handheld floor washing machine is small in size and flexible to operate, but the handheld floor washing machine is characterized in that a dirt liquid tank, a cleaning tank, a suction motor and a battery pack are all arranged on a machine body with a holding handle, a cleaning base is only provided with cleaning components such as a brush disc and a water absorption rake, the machine body is too heavy, and certain burden is caused to hands of a user; however, if the suction motor is mounted on the cleaning base, the problem of fluid communication between the suction motor and the soil tank needs to be considered.

Disclosure of Invention

In order to solve the above-mentioned problem of fuselage overweight, suction motor and foul solution tank fluid communication, the utility model aims at providing an improved type cordless floor cleaning machine.

In order to achieve the above purpose, the present application provides the following technical solutions: a cordless floor scrubber comprising:

a cleaning base adapted to be moved on a floor surface to be cleaned and having at least one brush pan rotatable about a vertical axis, a liquid spray nozzle for dispensing a cleaning liquid to the at least one brush pan, a suction paddle facing the floor surface to be cleaned, a suction motor providing suction power, and a cordless rechargeable battery pack;

the body comprises a lower part and an upper part with a grab handle, wherein the body is provided with a solution tank for storing cleaning solution and a dirty solution tank for containing dirty solution, the solution tank is communicated with the liquid spraying nozzle in a fluid mode, and the water suction rake, the dirty solution tank and the suction motor are sequentially communicated in a fluid mode;

the hinge device is used for rotatably connecting the lower part of the machine body with the cleaning base;

the sleeve pipe internally defines a first pipeline and a second pipeline which extend along the length direction of the pipe body, and the second pipeline is positioned at the inner side of the first pipeline; wherein, in the first pipeline and the second pipeline, one pipeline forms at least one part of a dirty liquid input path which is in fluid communication with the water suction rake and the dirty liquid tank, and the other pipeline forms at least one part of an air discharge path which is in fluid communication with the dirty liquid tank and the suction motor.

In the above technical solution, preferably, the hinge device provides a first rotating axis X1 and a second rotating axis X2 which are orthogonal to each other, the second rotating axis X2 is located above the first rotating axis X1, the main body can rotate back and forth around the first rotating axis X1 or rotate left and right around the second rotating axis X2 relative to the cleaning base, and when the main body rotates around its own center line Y, the cleaning base is automatically swung left and right in a plane parallel to the floor to be cleaned.

In the above technical solution, preferably, the hinge device internally defines a first passage and a second passage, the first pipe is coupled to the first passage, and the second pipe is coupled to the second pipe.

In the above technical solution, preferably, the casing includes a flexible pipe section.

In the above technical solution, preferably, the body includes a housing, and the dirty liquid tank and the water tank are detachably disposed on the housing.

In the above technical solution, preferably, the sleeve is detachably mounted on the housing.

In the above technical solution, preferably, the suction motor is located above the at least one brush disk.

In the above technical solution, preferably, the cleaning base includes a pair of the brush discs, the pair of the brush discs are arranged side by side in the left-right direction, and the suction motor is located above an area between the pair of the brush discs.

In the above technical solution, preferably, the rechargeable battery pack is located right above the water absorption tower.

In the above solution, preferably, at least one set of first support rollers facing the surface to be cleaned is arranged below the rear portion of the cleaning base, and the at least one set of first support rollers is configured to drive the cleaning base to move on the floor when the cordless floor washing machine is in the working position; at least one set of second support wheels is disposed above the front portion of the cleaning base and is configured to support the cleaning base on the floor in cooperation with a portion of the underside of the front portion of the cleaning base when the cordless floor scrubber is in the upright storage position.

Compared with the prior art, the method has the following beneficial effects: according to the cordless floor washing machine, the suction motor and the rechargeable battery pack are arranged on the cleaning base, so that the weight of the machine body is reduced, the burden of hands of a user when the user holds and operates the cordless floor washing machine is reduced, and the user experience is improved; through the sleeve pipe that has double-deck pipeline, realize when the suction motor does not set up on the foul solution case, absorb water and take off, foul solution case and suction motor fluid intercommunication in proper order.

Drawings

FIG. 1 is a schematic structural view of the present application in an operating position;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a cross-sectional view taken along line C-C of FIG. 2;

fig. 5 is a schematic structural view of the present application in an upright storage position.

Detailed Description

To explain technical contents, structural features, achieved objects and effects of the present application in detail, the technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a detailed description of various exemplary embodiments or implementations of the invention. However, various exemplary embodiments may be practiced without these specific details or with one or more equivalent arrangements. Moreover, the various exemplary embodiments may be different, but are not necessarily exclusive. For example, the particular shapes, configurations and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment without departing from the inventive concept.

In the following, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

Further, spatially relative terms such as "below … …," "below … …," "below," "… …," "above," "upper," "side" (e.g., as on the "inboard") and the like, are used herein to describe one element's relationship to another (other) element as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below … …" can encompass both an orientation of above and below. Further, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the present application, unless expressly stated or limited otherwise, the term "coupled" is to be construed broadly, e.g., "coupled" may be a fixed connection, a removable connection, or an integral part; may be directly connected or indirectly connected through an intermediate.

Fig. 1 to 5 show a cordless floor washing machine 100 provided by the present application, the cordless floor washing machine 100 comprising a body 2, a cleaning base 1 adapted to be moved over a surface to be cleaned, a hinge 3 pivotally connecting the body 2 and the cleaning base 1, a sleeve 4, a solution tank 5 for storing cleaning solution, a waste tank 6 for receiving waste solution, and a rechargeable battery pack 15 for powering energy consuming components of the cordless floor washing machine 100.

As shown in fig. 2 and 3, the body 2 extends along a center line Y thereof, the upper portion of the body 2 has a handle 22 for a user to hold and operate the cordless floor washing machine 100, and the handle 22 is provided with a control device (not shown) for the user to start and stop the cordless floor washing machine 100 and to select different cleaning modes for cleaning; the lower part of the body 2 is rotatably connected to the cleaning base 1 by a hinge 3. The body 2 also has a housing 21, and the sleeve 4, the solution tank 5, and the soil tank 6 are detachably disposed on the housing 21, respectively.

The cleaning base 1 has a pair of brush plates 11 rotatable about a vertical axis, a pair of liquid-ejecting nozzles 12 for respectively dispensing cleaning liquid to the brush plates 11, a suction wiper 13 facing a surface to be cleaned, a suction motor 14 for supplying suction force, and a rechargeable battery pack 15 for supplying electric power; the water suction rake 13, the dirty liquid tank 6 and the suction motor 14 are sequentially in fluid communication. The cleaning base 1 further comprises a pair of driving motors (not shown) respectively connected with the pair of brush discs 11 in a driving manner, the driving motors are electrically connected with the rechargeable battery pack 15, and in other embodiments, one driving motor can be shared by the pair of brush discs 11.

A pair of brush discs 11 are arranged in parallel at the left and right in the cleaning base 1, bristles are arranged on the bottom surfaces of the brush discs 11, the brush discs 11 rotate around the axial lead of the brush discs under the driving of a driving motor, and the surface to be cleaned is cleaned through the bristles.

A pair of liquid spray nozzles 12 are respectively provided on the pair of brush plates 11, and are both in fluid communication with the solution tank 5; a water pump (not shown) is provided between the solution tank 5 and the liquid ejecting nozzle 12, and the water pump conveys the cleaning liquid in the solution tank 5 to the pair of liquid ejecting nozzles 12. The spray nozzle 12 distributes the cleaning liquid supplied from the tank 5 to the bristles of the brush plate 11, which cooperate with the cleaning liquid to clean the surface to be cleaned.

The water absorption scratcher 13 is provided with a water suction port 130 facing the surface to be cleaned and an adhesive tape 131 contacting the surface to be cleaned, the water absorption scratcher 13 is arranged behind the pair of brush discs 11, the adhesive tape 131 is used for gathering dirty liquid left after the bristles of the brush discs 11 clean the surface to be cleaned between the brush discs 11 and the water absorption scratcher 13, and the suction motor 14 sucks the gathered dirty liquid into the dirty liquid tank 6 through the water suction port 130.

The suction motor 14 is disposed above the area between the pair of brush disks 11, and the suction motor 14 is electrically connected to the rechargeable battery pack 15, and generates a suction force by the power supplied from the rechargeable battery pack 15. The rechargeable battery pack 15 is arranged right above the water absorption scratcher 13 and is arranged on the cleaning base 1 in a front-back opposite mode with the suction motor 14, and front-back balance of the cleaning base 1 is kept.

A dirty liquid input path for recovering dirty liquid is formed between the water suction rakes 13 and the dirty liquid tank 6, and an air discharge path for outputting air entering the dirty liquid tank 6 along with the dirty liquid into the cordless floor cleaning machine 100 under the suction action is formed between the dirty liquid tank 6 and the suction motor 14. Dirty liquid and air between the suction wiper 13 and the brush plate 11 enter the dirty liquid tank 6 under the suction action, the dirty liquid falls into the dirty liquid tank 6 under the gravity action, and the air leaves the dirty liquid tank 6 under the continuous suction force of the suction motor 14 and is discharged by the suction motor 14.

As shown in fig. 3 and 4, the sleeve 4 is detachably disposed inside the housing 21 along the extending direction of the body 2, the sleeve 4 defines a first duct 41 and a second duct 42 extending along the length direction of the pipe body inside, the second duct 42 is located inside the first duct 41, the first duct 41 forms at least a part of the air exhaust path, and the second duct 42 forms a part of the dirty liquid inlet path.

The first pipe 41 communicates with the dirty liquid tank 6 and has a first pipe joint 411 inserted into the dirty liquid tank 6, the first pipe joint 411 having an output port 401; the second pipe 42 communicates with the dirty liquid tank 6 and has a second pipe joint 421 inserted into the dirty liquid tank 6, the second pipe joint 421 having an input port 402 directed downward, the second pipe joint 421 being located below the first pipe joint 411.

The interior of the hinge device 3 defines a first channel 31 and a second channel 32, the first channel 31 being coupled to a first duct 41 and the second channel 32 being coupled to a second duct 42; the first channel 31 extends from the first conduit 41 to the suction motor 14 and the second channel 32 extends from the second conduit 42 to the suction swab 13.

As shown in fig. 1 and 2, the connection position of the hinge device 3 and the cleaning base 1 has a first rotation axis X1, the connection position of the hinge device 3 and the body 2 has a second rotation axis X2, the first rotation axis X1 and the second rotation axis X2 are orthogonal, and the second rotation axis X2 is located above the first rotation axis X1. The body 2 can rotate back and forth around a first rotation axis X1 or rotate left and right around a second rotation axis X2 relative to the cleaning base 1 through the hinge device 3; when the body 2 rotates around its center line Y, the cleaning base 1 passively swings left and right in the plane of the surface to be cleaned. Therefore, the cordless floor washing machine 100 can clean narrow positions such as corners and cabinet bottoms and improve the cleaning efficiency.

The sleeve 4 has a flexible pipe section at the junction of the body 2 and the hinge device 3, the flexible pipe section extends from the inside of the body 2 to the inside of the hinge device 3, and the flexible pipe section can rotate flexibly when the body 2 rotates around the second rotation axis X2.

As shown in fig. 1 and 5, the cordless floor washing machine 100 further has a pair of hooks (not shown in the drawings) which are connected with each other in a matching manner, the pair of hooks are respectively arranged at the rear part of the cleaning base 1 and the rear side of the machine body 2, and when the pair of hooks are connected, the rear part of the cleaning base 1 is connected to the machine body 2; in other embodiments, magnets may be disposed on the body 2 and the cleaning base 1 to attract each other, so that the cleaning base 1 may be attracted to the body 2.

The cordless floor washing machine 100 has a working position and an upright storage position, in the working position, the machine body 2 and the hooks on the cleaning base 1 are separated from each other, the machine body 2 is connected with the cleaning base 1 only through the hinge device 3, and the brush disc 11 and the water suction rake 13 are simultaneously contacted with the surface to be cleaned; when the cleaning machine is in the vertical storage position, the machine body 2 and the hooks on the cleaning base 1 are connected with each other, and the rear part of the cleaning base 1 is connected on the machine body 2.

A first supporting roller 101 facing a surface to be cleaned is provided below the rear portion of the cleaning base 1, a second supporting roller 102 is provided above the front portion of the cleaning base 1, and the cleaning base 1 further has a contact portion 103 located below the front portion of the cleaning base 1. The first support roller 101 is configured to move the cleaning base 1 across a surface to be cleaned when the cordless floor washing machine 100 is in the operating position; the second support roller 102 is configured to support the cleaning base 1 on the floor in conjunction with the contact portion 103 when the cordless scrubber 100 is in the upright storage position.

The working principle of this application does: the hook between the machine body 2 and the cleaning base 1 is separated, the cordless floor washing machine 100 is in a working position, the suction motor 14, the driving motor and the water pump are started, the cleaning liquid in the solution tank 5 is conveyed to the liquid spraying nozzle 12 in the cleaning base 1 under the action of the water pump, and the cleaning liquid is distributed to the bristles of the brush tray 11 by the liquid spraying nozzle 12. The pair of brush discs 11 are driven by the driving motor to rotate around a vertical axial lead, and the bristles are matched with the cleaning liquid to perform cleaning operation on the surface to be cleaned; the dirty liquid on the surface to be cleaned is gathered at the lower side of the water absorbing rake 13 by the adhesive tape 131 on the water absorbing rake 13. The suction motor 14 generates negative pressure suction force, dirty liquid is sucked into the second pipeline 42 of the sleeve 4 from the water suction port 130 which is in fluid communication with the suction motor 14, and after entering the dirty liquid tank 6, the dirty liquid falls into the dirty liquid tank 6 under the action of gravity and is stored in the dirty liquid tank 6; the air that enters the waste liquid tank 6 with the waste liquid enters the first duct 41 under the continuous suction force of the suction motor 14 and is discharged out of the cordless floor washing machine 100 by the suction motor 14 that is communicated with the first duct 41.

According to the cordless floor cleaning machine 100, the suction motor 14 and the rechargeable battery pack 15 are arranged on the cleaning base 1, so that the weight of the machine body is reduced, the burden of hands of a user when the user holds and operates the cordless floor cleaning machine 100 is reduced, and the user experience is improved; through the sleeve 4 with the double-layer pipeline, the water suction rake 13, the dirty liquid tank 6 and the suction motor 14 are sequentially communicated in a fluid mode when the suction motor 14 is not arranged on the dirty liquid tank 6.

The foregoing shows and describes the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the application, and that various changes and modifications may be made without departing from the spirit and scope of the application, which is defined by the appended claims, the specification, and equivalents thereof.

Claims

1. A cordless floor scrubber (100), comprising:

a cleaning base (1) adapted to be moved over a floor surface to be cleaned and having at least one brush disc (11) rotatable about a vertical axis, a liquid spray nozzle (12) for dispensing a cleaning liquid to the at least one brush disc (11), a suction swab (13) facing the floor surface to be cleaned, a suction motor (14) providing suction power, and a cordless rechargeable battery pack (15);

the cleaning machine comprises a machine body (2) and a cleaning machine body, wherein the machine body comprises a lower part and an upper part with a grab handle (22), the machine body (2) is provided with a solution tank (5) for storing cleaning liquid and a dirty liquid tank (6) for containing dirty liquid, the solution tank (5) is communicated with a liquid spraying nozzle (12) in a fluid mode, and a water sucking rake (13), the dirty liquid tank (6) and a suction motor (14) are communicated with one another in a fluid mode in sequence;

the hinge device (3) is used for rotatably connecting the lower part of the machine body (2) with the cleaning base (1);

a sleeve (4) internally defining a first duct (41) and a second duct (42) extending along the length of the tubular body, said second duct (42) being located inside said first duct (41); wherein one of the first and second ducts (41, 42) constitutes at least a part of a dirty liquid feed path that fluidly connects the suction opening (13) and the dirty liquid tank (6), and the other duct constitutes at least a part of an air discharge path that fluidly connects the dirty liquid tank (6) and the suction motor (14).

2. The cordless floor washing machine (100) according to claim 1, wherein the hinge means (3) provides a first rotation axis (X1) and a second rotation axis (X2) orthogonal to each other, the second rotation axis (X2) is located above the first rotation axis (X1), the body (2) can rotate back and forth around the first rotation axis (X1) or left and right around the second rotation axis (X2) relative to the cleaning base (1), and when the body (2) rotates around its own center line (Y), the cleaning base (1) is automatically swung left and right in a plane parallel to the floor to be cleaned.

3. The cordless floor washing machine (100) according to claim 2, wherein the hinge assembly (3) defines a first channel (31) and a second channel (32) therein, the first conduit (41) being coupled to the first channel (31), and the second conduit (42) being coupled to the second conduit (42).

4. The cordless floor washing machine (100) of claim 1, wherein the casing (4) comprises a flexible tube section.

5. The cordless floor washing machine (100) of claim 1, wherein the body (2) comprises a housing (21), the sump (6) and the water tank being removably disposed on the housing (21).

6. The cordless floor washing machine (100) of claim 5, wherein the cartridge (4) is removably mounted to the housing (21).

7. The cordless floor washing machine (100) of claim 1, wherein the suction motor (14) is located above the at least one brush tray (11).

8. The cordless floor washing machine (100) according to claim 7, wherein the cleaning base (1) comprises a pair of the brush discs (11), the pair of brush discs (11) being arranged side by side from side, the suction motor (14) being located above an area between the pair of brush discs (11).

9. The cordless floor scrubber (100) according to claim 1, wherein the rechargeable battery pack (15) is located directly above the suction scoop (13).

10. The cordless floor washing machine (100) according to claim 1, wherein at least one set of first support rollers (101) facing a surface to be cleaned is arranged below a rear portion of the cleaning base (1), the at least one set of first support rollers (101) being configured for moving the cleaning base (1) over a floor surface when the cordless floor washing machine (100) is in an operating position; at least one set of second support wheels is provided above the front of the cleaning base (1), the at least one set of second support wheels (102) being configured to support the cleaning base (1) on the floor in cooperation with part of the underside of the front of the cleaning base (1) when the cordless floor washing machine (100) is in the upright storage position.