KR20240048922A - Water outlet device and water purifier - Google Patents

Abstract

This disclosure relates to water purifiers. A water purifier according to an aspect of the present disclosure includes a water pipe connected to an external water source; A device coupling portion having a water outlet port connected to the water pipe; a water outlet device having a water outlet through which water supplied through the water pipe is discharged, and a connector detachably coupled to the water outlet port; and a sensing unit that recognizes the type of the water outlet device, wherein the water outlet device includes an interference protrusion protruding toward the device coupling unit, and the sensing unit includes a sensing protrusion that interferes with the interference protrusion; And, including a sensor that recognizes the interference of the sensing protrusion, it is possible to distinguish the type of water extraction device coupled to the water purifier.

Description

Water outlet device and water purifier {WATER OUTLET DEVICE AND WATER PURIFIER}

The present disclosure relates to a water outlet device, and more specifically, to a water outlet device that is attached to and detached from a water purifier.

A water purifier is a device that supplies purified, cooled, or heated water to the user through a water outlet.

The water purifier includes a filter that purifies water supplied from an external water source, a cooling module that exchanges heat with the supplied water, and a heater.

Typically, the water outlet of a water purifier is coupled to the top of the case and supplies water toward the bottom.

Recently, the demand for water purifiers that implement various functions, such as water purifiers with a movable water outlet or water purifiers that provide beverages through a water outlet, is increasing.

However, in conventional water purifiers, models of water purifiers are classified according to the above-described functions, and each model provides only one of the above-described functions, making it difficult to implement various functions with a single water purifier.

In addition, in the conventional water purifier, when a separate device for providing a drawn beverage is attached and detached from the water purifier, it is not easy to couple the device with the water purifier, and it is difficult to move the device coupled to the water purifier, so when producing a drawn beverage, There were difficulties for users.

In addition, the conventional water purifier had a problem in that when a separate device was coupled to the water outlet, the function of the device coupled with the water purifier was not recognized, and the devices coupled with the water purifier were driven independently.

KR 20070100715A KR 20200078526A EP 01757212B2

The present disclosure aims to solve the above-described problems and other problems.

Another purpose of the present disclosure may be to provide a water purifier that implements various functions.

Another purpose of the present disclosure may be to attach and detach devices with different functions to a water purifier.

Another purpose of the present disclosure may be to facilitate replacement of a water extraction device coupled to a water purifier.

Another purpose of the present disclosure may be to rotate a water extraction device coupled to a water purifier.

Another purpose of the present disclosure may be to strengthen the combination of the water purifier and the water extraction device.

Another purpose of the present disclosure may be to provide a water outlet device capable of moving the water outlet up and down.

Another purpose of the present disclosure may be to attach and detach a water dispensing device that can provide dispensed beverages to a water purifier.

Another purpose of the present disclosure may be to recognize the types of water extraction devices that are coupled to water purifiers.

Another purpose of the present disclosure may be to vary the operation of the water purifier depending on the type of water outlet device coupled to the water purifier.

The problems of the present invention are not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

A water purifier according to an aspect of the present disclosure for achieving the above-described object includes a water pipe connected to an external water source.

The water purifier includes a device coupling unit having a water outlet port connected to the water pipe.

The water purifier includes a water outlet device having a water outlet through which water supplied through the water pipe is discharged, and a connector detachably coupled to the water outlet port.

The water purifier includes a sensing unit that recognizes the type of the water discharge device.

The water discharge device includes an interference protrusion protruding toward the device coupling portion.

The sensing unit includes a sensing protrusion that interferes with the interference protrusion.

The sensing unit includes a sensor that recognizes interference between the sensing protrusions, and can distinguish the type of water outlet device by utilizing the interference between the protrusions.

A plurality of the interference protrusions may be provided to be spaced apart in a vertical direction, and the plurality of interference protrusions may sequentially interfere with the sensing protrusions.

A plurality of the interfering protrusions may be provided, and the number of the plurality of interfering protrusions may vary depending on the type of the water outlet device.

The sensor may distinguish the type of the water outlet device based on the number of times the sensing protrusion interferes with the interference protrusion.

When the duration of the signal generated by interference of the sensing protrusion is less than a preset time limit, the sensor may recognize the signal as an interference signal in which coupling of the water discharge device and the device coupling portion is in progress.

When the duration of the signal generated by interference of the sensing protrusion is greater than a preset time limit, the sensor may recognize the signal as a binding signal in which the coupling of the water discharge device and the device coupling portion has been completed.

The connector is coupled to the outlet port in the vertical direction, and the interference protrusion may interfere with the sensing protrusion in the vertical direction.

The connector may include a rear plate facing the device coupling portion.

The connector may include an interference protrusion protruding from the rear plate toward the device coupling portion.

The device coupling portion may include an inner wall spaced apart from the interference protrusion and coupled to the sensing protrusion and the sensor.

The inner wall may be disposed between the sensing protrusion and the sensor.

The device coupling portion may include an inner rib on which the sensing protrusion protrudes and is movably disposed on the device coupling portion.

The water outlet port may include a hot water port through which hot water flows from the water pipe.

The water outlet port may include a purified water port through which purified water flows in from the water pipe.

The inner rib may be located between the hot water port and the purified water port.

The device coupling portion may include a first rib spaced apart from one side of the water discharge port.

The device coupling portion may include a second rib spaced apart from the first rib.

The inner rib may be located between the first rib and the second rib.

The device coupling part may include an inner wall on which the sensing part is disposed and located inside the water purifier than the connector.

The device coupling portion may include a lower wall over which the water outlet port protrudes and located outside the water purifier than the inner wall.

The water purifier may include a housing having a space therein.

The water purifier may include a rotating body rotatably disposed inside the housing and including the device coupling portion.

The sensing unit may be disposed on the rotating body.

The connector may include a rack extending in the vertical direction and having a plurality of the interfering protrusions.

The sensing unit may include a gear engaged with the plurality of interference protrusions.

The sensor may distinguish the type of the water outlet device based on the number of the plurality of interference protrusions that interfere with the gear.

The sensor can distinguish the type of the water discharge device based on the angular displacement at which the gear is rotated.

A water purifier according to an aspect of the present disclosure includes a water pipe connected to an external water source; A device coupling portion having a water outlet port connected to the water pipe; a water outlet device having a water outlet through which water supplied through the water pipe is discharged, and a connector detachably coupled to the water outlet port; and a sensing unit that recognizes the type of the water discharge device, wherein the sensing unit includes a plurality of sensors spaced apart in the vertical direction, and the water discharge device protrudes toward the device coupling portion and detects at least one of the plurality of sensors. The type of water outlet device can be distinguished by utilizing the types of interference protrusions detected by the sensor, including the interference protrusions corresponding to one.

The interference protrusions may be arranged in different positions depending on the type of the water outlet device, and may be detected by the sensor corresponding to the arranged position.

Specific details of other embodiments are included in the detailed description and drawings.

According to at least one of the embodiments of the present disclosure, various devices having different functions can be selectively installed in a water purifier.

According to at least one of the embodiments of the present disclosure, compatibility with a plurality of water extraction devices can be achieved by providing a water extraction device coupling part in the water purifier.

According to at least one of the embodiments of the present disclosure, the coupling of the water outlet device can be strengthened by forming the water outlet port of the water purifier in the vertical direction.

According to at least one of the embodiments of the present disclosure, rotation of the water extraction device may be possible by coupling the water extraction device to the rotating body of the water purifier.

According to at least one of the embodiments of the present disclosure, coffee can be provided using hot water from the water purifier by combining a water extraction device accommodating a capsule with a water purifier.

According to at least one of the embodiments of the present disclosure, a water extraction device accommodating the extraction material is coupled to a water purifier, thereby providing a beverage beverage using hot water from the water purifier.

According to at least one of the embodiments of the present disclosure, the type of water extraction device to be coupled can be recognized by placing a sensor at the coupling portion of the water extraction device.

According to at least one of the embodiments of the present disclosure, the function of the water outlet device can be maximized by varying the operation of the heater and the cold water module of the water purifier depending on the type of water outlet device to which it is coupled.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

Figure 1 is a perspective view of a water purifier and a water extraction device combined according to an embodiment of the present disclosure.
Figure 2 is an internal structure diagram of a water purifier according to an embodiment of the present disclosure.
Figure 3 is a diagram explaining the types of water extraction devices combined with a water purifier according to an embodiment of the present disclosure.
Figure 4 is a portion of a perspective view of a water purifier and a water extraction device according to an embodiment of the present disclosure.
Figure 5 is a perspective view of a rotating body according to an embodiment of the present disclosure.
Figure 6 is a front view of a rotating body according to an embodiment of the present disclosure.
Figure 7 is a cross-sectional view of a rotating body and a water discharge device according to an embodiment of the present disclosure.
Figure 8 is a table classifying water extraction devices according to an embodiment of the present disclosure.
Figure 9 is a graph explaining the recognition process of the water extraction device according to an embodiment of the present disclosure.
Figure 10 is a diagram illustrating a recognition method of a water extraction device according to another embodiment of the present disclosure.
Figure 11 is a table classifying water extraction devices according to another embodiment of the present disclosure.
Figure 12 is a diagram illustrating a recognition method of a water extraction device according to another embodiment of the present disclosure.
Figure 13 is a table classifying water extraction devices according to another embodiment of the present disclosure.
Figure 14 is a graph explaining the recognition process of a water extraction device according to another embodiment of the present disclosure.

Hereinafter, embodiments disclosed in this specification will be described in detail with reference to the attached drawings. Regardless of the reference numerals, identical or similar components will be given the same reference numbers and redundant descriptions thereof will be omitted.

The suffixes “module” and “part” for components used in the following description are given or used interchangeably only for the ease of preparing the specification, and do not have distinct meanings or roles in themselves.

Additionally, in describing the embodiments disclosed in this specification, if it is determined that detailed descriptions of related known technologies may obscure the gist of the embodiments disclosed in this specification, the detailed descriptions will be omitted. In addition, the attached drawings are only for easy understanding of the embodiments disclosed in this specification, and the technical idea disclosed in this specification is not limited by the attached drawings, and all changes included in the spirit and technical scope of the present disclosure are not limited. , should be understood to include equivalents or substitutes.

Terms containing ordinal numbers, such as first, second, etc., may be used to describe various components, but the components are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another.

When a component is said to be “connected” or “connected” to another component, it is understood that it may be directly connected or connected to the other component, but that other components may exist in between. It should be. On the other hand, when a component is said to be “directly connected” or “directly connected” to another component, it should be understood that there are no other components in between.

Singular expressions include plural expressions unless the context clearly dictates otherwise.

Referring to FIG. 1, the water purifier 9 and the water extraction device 100 will be described.

Figure 1 is a perspective view of the water purifier 9 and the water extraction device 100 combined.

The water purifier 9 may include a housing 91. A space may be formed inside the housing 91.

The water purifier 9 may include a rotating body 92. The rotating body 92 may be rotatably disposed inside the housing 91. A portion of the rotating body 92 may be exposed to the outside of the housing 91.

The water outlet device 100 may be coupled to the water purifier (9). The water outlet device 100 may be coupled to the front of the water purifier (9). The water outlet device 100 may be detachably coupled to the water purifier 9. The water discharge device 100 may be coupled to the rotating body 92.

The water outlet device 100 is coupled to the water purifier 9 and can receive water from the water purifier 9. The assembly of the water purifier 9 and the water outlet device 100 may be called a “purified water assembly.”

Referring to FIG. 2, the water purifier 9 and the water extraction device 100 will be described.

Figure 2 conceptually shows the internal structure of the water purifier 9.

The water outlet device 100 can receive purified, cooled, or heated water from the water purifier 9. The water outlet device 100 can receive water through the device coupling portion 922.

The water purifier 9 may include a water pipe 93. The water pipe 93 may extend from inside the housing 91 toward the rotating body 92. The water pipe 93 may be connected to an external water source (not shown). The water pipe 93 may be connected to a filter 94, a water purification module 95, a cooling module 96, and a heater 97.

The water purifier 9 may include a filter 94. The filter 94 may be connected to the water pipe 93. Foreign substances contained in the water flowing in the water pipe 93 may be filtered by the filter 94.

The water purifier 9 may include a water purification module 95. The water purification module 95 may be connected to the water pipe 93. The water that has passed through the filter 94 may flow into the water purification module 95 and be purified. Water purified by passing through the water purification module 95 may flow into the water outlet device 100 through the water pipe 93 and the rotating body 92.

The water purifier 9 may include a cooling module 96. The cooling module 96 may be connected to the water pipe 93. Water that has passed through the filter 94 may flow into the cooling module 96 and be cooled. Water cooled by passing through the cooling module 96 may flow into the water outlet device 100 through the water pipe 93 and the rotating body 92.

The water purifier 9 may include a heater 97. The heater 97 may be connected to the water pipe 93. Water that has passed through the filter 94 may flow into the heater 97 and be heated. Water heated through the heater 97 may flow into the water outlet device 100 through the water pipe 93 and the rotating body 92.

The water purifier 9 may include a controller 98. The controller 98 may be electrically connected to the water purification module 95, the cooling module 96, the heater 97, and the water discharge device 100. The controller 98 can control the operation of the water purification module 95, the cooling module 96, the heater 97, and the water discharge device 100.

The water outlet device 100 may include a water outlet 101. The water outlet 101 may extend in the vertical direction. The water outlet 101 may protrude toward the lower side of the water outlet device 100. Water flowing into the water outlet device 100 may flow downward and be discharged to the outside of the water outlet device 100 through the water outlet 101.

The rotating body 92 may include a rotator 921. The rotator 921 may be rotatably disposed inside the housing 91. A portion of the peripheral surface of the rotator 921 may be exposed to the outside of the housing 91.

The rotating body 92 may include a device coupling portion 922. The device coupling portion 922 may be located on the outside of the housing 91. The device coupling portion 922 may protrude outwardly in the radial direction of the rotator 921. The device coupling portion 922 may protrude from the outer peripheral surface of the rotator 921 exposed to the outside of the housing 91.

The water outlet device 100 may be mounted on the device coupling portion 922. The water outlet device 100 may be detachably coupled to the device coupling portion 922.

Referring to FIG. 3, the water purifier 9 and the water extraction device 100 will be described.

FIG. 3 conceptually illustrates types of water extraction devices 100 that can be selectively mounted on the water purifier 9.

The water outlet device 100 may be a concept that collectively refers to various types of water outlet devices 200, 300, 400, and 500. The water starting device 100 may include a first water starting device 200, a second water starting device 300, a third water starting device 400, and a fourth water starting device 500. The devices 200, 300, 400, and 500 may all be named “water outlet device 100.”

Any one of a plurality of water discharge devices 200, 300, 400, and 500 may be coupled to the device coupling portion 922 of the water purifier 9. The water outlet devices (200, 300, 400, and 500) can be detachably connected to the device coupling portion 922 and can be replaced with other types of water outlet devices (200, 300, 400, and 500).

The water outlet devices 300 and 400 may be selectively combined with any one of a plurality of auxiliary devices 600, 700, and 800. The auxiliary devices (600, 700, 800) may be detachably coupled to the upper part of the water outlet devices (300, 400).

The first auxiliary device 600 may cover the upper part of the water discharge devices 300 and 400. The second auxiliary device 700 can accommodate the extraction material therein. The third auxiliary device 800 can accommodate a coffee capsule therein.

The water outlet device 100 may include a first water outlet device 200. The first water outlet device 200 may be one type of the water outlet device 100 . The first water outlet device 200 may be named “water outlet device.”

The water outlet device 200 may include a case 210. Case 210 may have a flow path through which water flows.

The water outlet device 200 may include a water outlet 201. The water outlet 201 may protrude downward from the case 210.

The water outlet device 200 may include a connector 220. The connector 220 may protrude rearward from the case 210. The connector 220 may be coupled to the device coupling portion 922 in the vertical direction. Ports 9223 and 9224 (see FIG. 5) of the device coupling portion 922 may be inserted into the connector 220. The water outlet device 200 can receive purified water, cold water, or hot water through ports 9223 and 9224. Water in the water outlet device 200 may be discharged to the outside of the water outlet device 200 through the water outlet 201.

The water outlet device 100 may include a second water outlet device 300 . The second water outlet device 300 may be one type of the water outlet device 100 . The second water outlet device 300 may be named “water outlet device.”

The water outlet device 300 may include a case 310. Case 310 may have a flow path inside of which water flows.

The water outlet device 300 may include a water outlet 301. The water outlet 301 may protrude downward from the case 310.

The water outlet device 300 may include a connector 320. The connector 320 may protrude rearward from the case 310. The connector 320 may be coupled to the device coupling portion 922 in the vertical direction. Ports 9223 and 9224 (see FIG. 5) of the device coupling portion 922 may be inserted into the connector 320. The water outlet device 300 can receive purified water, cold water, or hot water through ports 9223 and 9224. Water in the water outlet device 300 may be discharged to the outside of the water outlet device 300 through the water outlet 301.

The water outlet device 100 may include a third water outlet device 400. The third water outlet device 400 may be one type of the water outlet device 100. The third water outlet device 400 may be named “water outlet device.”

The water outlet device 400 may include a case 410. Case 410 may have a flow path through which water flows.

The water outlet device 400 may include a water outlet 401. The water outlet 401 may protrude downward from the inner case 440.

The water outlet device 400 may include a connector 420. The connector 420 may protrude rearward from the case 410. The connector 420 may be coupled to the device coupling portion 922 in the vertical direction. Ports 9223 and 9224 (see FIG. 5) of the device coupling portion 922 may be inserted into the connector 420. The water outlet device 400 can receive purified water, cold water, or hot water through ports 9223 and 9224. Water in the water outlet device 400 may be discharged to the outside of the water outlet device 400 through the water outlet 401.

The water outlet device 400 may include an inner case 440. The inner case 440 may be movably disposed inside the case 410. The inner case 440 can be moved in the vertical direction with respect to the case 410. The water outlet 401 may protrude downward from the inner case 440. When the inner case 440 is moved up and down with respect to the case 410, the water outlet 401 may be moved up and down together with the inner case 440.

The water outlet device 100 may include a fourth water outlet device 500. The fourth water outlet device 500 may be one type of the water outlet device 100 . The fourth water outlet device 500 may be named “water outlet device.”

The water outlet device 500 may include a case 510. Case 510 may have a flow path inside of which water flows.

The water outlet device 500 may include a water outlet 501. The water outlet 501 may protrude downward from the lower case 540.

The water outlet device 500 may include a connector 520. The connector 520 may protrude rearward from the case 510. The connector 520 may be coupled to the device coupling portion 922 in the vertical direction. Ports 9223 and 9224 (see FIG. 5) of the device coupling portion 922 may be inserted into the connector 520. The water outlet device 500 can receive purified water, cold water, or hot water through ports 9223 and 9224. Water within the water outlet device 500 may be discharged to the outside of the water outlet device 500 through the water outlet 501.

The water outlet device 500 may include a lower case 540. The lower case 540 may be movably disposed inside the case 510. The lower case 540 can be moved in the vertical direction with respect to the case 510. The water outlet 501 may protrude downward from the lower case 540. When the lower case 540 is moved up and down with respect to the case 510, the water outlet 501 may be moved up and down together with the lower case 540.

The water outlet device 500 may include a basket 550. The basket 550 may be placed inside the lower case 540. The basket 550 can be moved up and down together with the lower case 540. The basket 550 can provide a space into which coffee capsules (CS) are inserted. With the lower case 540 and the basket 550 moved downward with respect to the case 510, coffee capsules (CS) can be put into the basket 550. The water flowing into the water outlet device 500 through the ports 9223 and 9224 (see FIG. 5) can dissolve the coffee capsules (CS) inside the basket 550, and the dissolved coffee solution flows into the water outlet 501. It can be discharged to the outside of the water outlet device 500 through .

The second water outlet device 300 and the third water outlet device 400 may be selectively combined with any one of the auxiliary devices 600, 700, and 800. Auxiliary devices (600, 700, 800) may be coupled to the upper part of the water outlet devices (300, 400).

The first auxiliary device 600 may cover the upper part of the water discharge devices 300 and 400. When the water outlet devices 300 and 400 are combined with the first auxiliary device 600, water flowing into the water outlet devices 300 and 400 may be discharged through the water outlet ports 301 and 401.

The second auxiliary device 700 can accommodate leachable materials such as tea, medicinal herbs, or fruit juice. When the water outlet devices (300, 400) are combined with the second auxiliary device (700), the water flowing into the water outlet devices (300, 400) can dissolve the leachate in the second auxiliary device (700), and The leachate may be discharged through the water outlet (301, 401).

The third auxiliary device 800 can accommodate a coffee capsule (CS). When the water outlet devices (300, 400) are combined with the third auxiliary device (800), the water flowing into the water outlet devices (300, 400) can dissolve the coffee capsule (CS) in the third auxiliary device (800). And the dissolved coffee solution can be discharged through the water outlet (301, 401).

4 to 6, the water purifier 9 and the water extraction device 100 will be described.

Figure 4 is a transparent view of the rotating body 92 coupled with the water discharge device 100. Figure 5 is a perspective view of the rotating body 92. Figure 6 is a view of the rotating body 92 from the front.

The water discharge device 100 may be coupled to the rotating body 92. The water discharge device 100 can be rotated together with the rotating body 92. The water discharge device 100 may be rotated in a first direction with an upward and downward rotation axis. The water discharge device 100 may be rotated in a second direction opposite to the first direction with an upward and downward rotation axis. The entire 92 may provide a rotation center of the water outlet device 100.

Rotator 921 may be cylindrical. The rotator 921 may have a rotation axis extending in the vertical direction. The device coupling portion 922 may protrude outwardly in the radial direction of the rotator 921.

The water discharge device 100 may be connected to the device coupling portion 922 on the radial outer side of the rotator 921. The water discharge device 100 may be rotated around the rotation axis of the rotator 921.

The rotator 921 may be cylindrical with a space 923 on the inside. The rotator 921 may provide a rotation center (RX) of the device coupling portion 922.

The device coupling portion 922 may include an inner wall 9221. The inner wall 9221 may be combined with the rotator 921. The inner wall 9221 may be inserted into an area where a portion of the outer peripheral surface of the rotator 921 is cut. The inner wall 9221 may extend along the circumference of the rotator 921.

The device coupling portion 922 may include a lower wall 9222. The lower wall 9222 may protrude from the inner wall 9221 to the radial outside of the rotator 921. The lower wall 9222 may extend along the circumference of the rotator 921. The lower wall 9222 may protrude from the lower part of the inner wall 9221 outward in the radial direction of the rotator 921.

The device coupling portion 922 may include a hot water port 9223. The hot water port 9223 may extend upward from the lower wall 9222. The hot water port 9223 may be disposed on the radial outer side of the inner wall 9221. Water heated by the heater 97 (see FIG. 2) may flow into the water outlet device 100 (see FIG. 2) through the hot water port 9223.

The device coupling portion 922 may include a water purification port 9224. The water purification port 9224 may extend upward from the lower wall 9222. The water purification port 9224 may be disposed on the radial outer side of the inner wall 9221. Water that has passed through the purified water module 95 (see FIG. 2) or the cold water module 96 (see FIG. 2) may flow into the water outlet device 100 (see FIG. 2) through the purified water port 9224. Water purified by the water purification module 95 (see FIG. 2) or water cooled by the cold water module 96 (see FIG. 2) may flow into the water purification port 9224.

The hot water port 9223 and the purified water port 9224 may be spaced apart from each other. The hot water port 9223 and the purified water port 9224 may be spaced apart from each other along the rotation direction of the rotating body 92.

The device coupling portion 922 may include a first rib 9225. The first rib 9225 may extend upward from the lower wall 9222. The first rib 9225 may be disposed on the radial outer side of the inner wall 9221.

The device coupling portion 922 may include a second rib 9226. The second rib 9226 may extend upward from the lower wall 9222. The second rib 9226 may be disposed on the radial outer side of the inner wall 9221.

The first rib 9225 and the second rib 9226 may be spaced apart from each other along the rotation direction of the rotating body 92. The hot water port 9223 and the purified water port 9224 may be disposed between the first rib 9225 and the second rib 9226. The first rib 9225 and the second rib 9226 may be disposed closer to the inner wall 9221 than the hot water port 9223 and the purified water port 9224.

The water outlet device 100 may be inserted between the first rib 9225 and the second rib 9226 and coupled to the hot water port 9223 and the purified water port 9224. The first and second ribs 9225 and 9226 may support the water outlet device 100.

The device coupling portion 922 may include an inner rib 9227. The inner rib 9227 may be disposed on the inner wall 9221. The inner rib 9227 may be movably disposed on the inner wall 9221.

The device coupling unit 922 may include a sensing unit 924. The sensing unit 924 may be disposed on the inner rib 9227. The sensing unit 924 can recognize the type of water extraction device 100 mounted on the device coupling unit 922.

The inner rib 9227 can be moved in the front-to-back direction with respect to the inner wall 9221. The inner rib 9227 may be an elastic material. When the water discharge device 100 is coupled with the device coupling portion 9222, the water discharge device 100 may interfere with the sensing portion 924 and push the inner rib 9227 rearward. When the water outlet device 100 is separated from the device coupling portion 9222, the water outlet device 100 can release interference with the sensing unit 924, and the inner rib 9227 can be moved forward.

The sensing unit 924 may be disposed on an upper portion of the inner rib 9227. The sensing unit 924 may protrude in front of the inner rib 9227. The sensing unit 924 may be located above the first and second ribs 9225 and 9226. The sensing unit 924 may be located above the hot water port 9223 and the purified water port 9224.

The inner rib 9227 may be located between the hot water port 9223 and the purified water port 9224. The inner rib 9227 may be located between the first rib 9225 and the second rib 9226.

Referring to FIG. 7, the water purifier 9 and the water extraction device 100 will be described.

Figure 7 is a cross-sectional view illustrating the combination of the water discharge device 100 and the rotating body 92.

The water outlet device 100 may include a case 110. Case 110 may have a flow path inside of which water flows.

The water outlet device 110 may include a connector 120. The connector 120 may connect the case 110 and the rotating body 92. The connector 120 may be connected to the device coupling portion 922. The hot water port 9223 (see FIG. 5) and the purified water port 9224 (see FIG. 5) of the device coupling portion 922 may be inserted into the connector 120.

The water outlet device 110 may include a water intake pipe 130. The water intake pipe 130 may extend upward from the connector 120. The water intake pipe 130 may be connected to a flow path (not shown) provided inside the case 110. The water flowing into the connector 120 through the hot water port 9223 (see FIG. 5) or the purified water port 9224 (see FIG. 5) flows into the flow path inside the case 110 through the water intake pipe 130 (not shown). city) can be supplied.

The connector 120 may include a rear plate 121. The rear plate 121 may form the back of the connector 120. The rear plate 121 may face the device coupling portion 922. The rear plate 121 may face the inner wall 9221 and the inner rib 9227.

Connector 120 may include interference protrusions 122. The interference protrusion 122 may protrude rearward from the rear plate 121. The interference protrusion 122 may protrude from the connector 120 toward the inner rib 9227. A plurality of interference protrusions 122 may be formed to be spaced apart in the vertical direction. The number of the plurality of interference protrusions 122 may vary depending on the type of water outlet device (200, 300, 400, 500).

The interference protrusion 122 may interfere with the sensing unit 924. The sensing unit 924 can recognize the number of interference protrusions 122. The sensing unit 924 can recognize the number of times it interferes with the interference protrusion 122.

The sensing unit 924 may include a sensing protrusion 9241. The sensing protrusion 9241 may protrude forward from the inner rib 9227. The sensing protrusion 9241 may protrude forward of the inner wall 9221. The sensing protrusion 9241 may interfere with the interference protrusion 122.

The sensing unit 924 may include a sensor 9242. The sensor 9242 may be electrically connected to the sensing protrusion 9241. The sensor 9242 may receive a signal from the sensing protrusion 9241. The sensor 9242 may be disposed radially inside the inner wall 9221. The sensor 9242 may protrude rearward from the inner rib 9227. Sensor 9242 may be electrically connected to controller 98 (see FIG. 2).

With reference to FIGS. 7 to 9 , the water purifier 9 and the water extraction device 100 will be described.

Figure 8 is a table organizing the number of interference protrusions 122 according to the type of water outlet device (200, 300, 400, 500, 105, 106). FIG. 9 exemplarily shows signals when the second device 300 and the fourth device 500 are recognized by the sensing unit 924.

Referring to Figures 7 and 8, the number of the plurality of interference protrusions 122 may vary depending on the type of water outlet device. For example, in the case of the first water discharge device 200 (see FIG. 3), it may have two interference protrusions 122. For example, the third water outlet device 400 (see FIG. 3) may have four interference protrusions.

The water outlet device 100 may include a fifth water outlet device 105. The fifth water outlet device 105 may be defined as a water outlet device 105 in which a second auxiliary device 700 (see FIG. 3) is coupled to the third water outlet device 400 (see FIG. 3). The fifth water outlet device 105 may have six interference protrusions 122. At this time, six interference protrusions 122 may be formed on the back of the connector 420 (see FIG. 3) to be spaced apart from each other up and down.

The water starting device 100 may include a sixth water starting device 106. The sixth water outlet device 106 may be defined as a water outlet device 106 in which a third auxiliary device 800 (see FIG. 3) is coupled to the third water outlet device 400 (see FIG. 3). The sixth water outlet device 106 may have seven interference protrusions 122. At this time, seven interference protrusions 122 may be formed on the back of the connector 420 (see FIG. 3), spaced apart from each other up and down.

Figure 9(a) is a graph showing the signal detected by the sensing unit 924 when the second water discharge device 300 (see Figure 3) is coupled to the water purifier 9. The second water outlet device 300 may have three interference protrusions 122. When the second water discharge device 300 is combined with the device coupling portion 922, the sensing protrusion 9241 may interfere with each of the three interference protrusions 122 with a time difference. When the sensing protrusion 9241 and the interference protrusion 122 interfere, three signals (a, b, c) may be generated. The signal generated when the sensing protrusion 9241 and the interference protrusion 122 interfere can be defined as an interference signal (y). After the coupling of the connector 120 and the device coupling portion 922 is completed, any one of the plurality of interference protrusions 122 and the sensing protrusion 9241 may maintain interference. The signal generated when the interference protrusion 122 and the sensing protrusion 9241 maintain interference can be defined as the binding signal (z). The time interval g1 of the interference signal y may be smaller than the time interval g2 of the binding signal z. When the signal generation time is shorter than the preset time limit, the sensor 9242 can recognize the signal as an interference signal (y). When the signal generation time is greater than the limit time, the sensor 9242 can recognize the signal as a binding signal (z). When the interference signal (y) occurs three times, the sensor 9242 may recognize the water outlet device coupled to the water purifier 9 as the second water outlet device 300. The sensor 9242 may recognize that the coupling of the second water discharge device 300 is complete when the binding signal (z) occurs after three interference signals (y) have been generated. The controller 98 (see FIG. 2) may be electrically connected to the sensor 9242 and may receive signals from the sensor 9242. When the controller 98 receives a signal from the sensor 9242 that the combination of the second water discharge device 300 is completed, the controller 98 operates the purified water module 95 (see FIG. 2), the cold water module 96 (see FIG. 2), and The heater 97 (see FIG. 2) can be operated.

Figure 9(b) is a graph showing the signal detected by the sensing unit 924 when the fourth water extraction device 500 (see Figure 3) is coupled to the water purifier 9. The fourth water outlet device 500 may have five interference protrusions 122. When the fourth water discharge device 500 is combined with the device coupling portion 922, the sensing protrusion 9241 may interfere with each of the five interference protrusions 122 with a time difference. When the sensing protrusion 9241 and the interference protrusion 122 interfere, five signals (a', b', c', d', and e') may be generated. The signal generated when the sensing protrusion 9241 and the interference protrusion 122 interfere can be defined as an interference signal (y'). After the coupling of the connector 120 and the device coupling portion 922 is completed, any one of the plurality of interference protrusions 122 and the sensing protrusion 9241 may maintain interference. The signal generated when the interference protrusion 122 and the sensing protrusion 9241 maintain interference can be defined as a binding signal (z'). The time interval g1' of the interference signal y' may be smaller than the time interval g2' of the binding signal z'. When the signal generation time is shorter than the preset time limit, the sensor 9242 can recognize the signal as an interference signal (y'). When the signal generation time is greater than the time limit, the sensor 9242 can recognize the signal as a binding signal (z'). When the interference signal (y') occurs five times, the sensor 9242 may recognize the water outlet device coupled to the water purifier 9 as the fourth water outlet device 500. The sensor 9242 may recognize that the coupling of the fourth water discharge device 500 is complete when the binding signal (z') occurs after five interference signals (y') have been generated. The controller 98 (see FIG. 2) may be electrically connected to the sensor 9242 and may receive signals from the sensor 9242. When the controller 98 receives a signal from the sensor 9242 that the coupling of the fourth water discharge device 500 is completed, the controller 98 controls the purification module 95 (see FIG. 2) and the cold water module 96 (see FIG. 2). Operation can be stopped. When the controller 98 receives a signal from the sensor 9242 that the coupling of the fourth water discharge device 500 has been completed, the controller 98 may operate the heater 97 (see FIG. 2).

10 and 11, a method for recognizing the water extraction device 100' according to another embodiment of the present disclosure will be described.

Figure 10 shows a water outlet device 100' and a sensing unit 924' according to another embodiment of the present disclosure. Figure 11 is a table showing the recognition status of sensors for each type of water extraction device 100' according to another embodiment of the present disclosure.

In the description with reference to FIG. 10, the contents of the water extraction device 100 described with reference to FIGS. 1 to 7 can be applied in the same way, except for the description of the connector 120' and the sensing unit 924'. there is.

The water outlet device 100' may include a connector 120'. The connector 120' may include a rear plate 121'.

The water outlet device 100' may include a water intake pipe 130'. The water intake pipe 130' may extend upward from the connector 120'.

The connector 120' may include a rear plate 121'. The rear plate 121' may form the back of the connector 120'. The rear plate 121' may face the device coupling portion 922. The rear plate 121' may face the inner wall 9221 and the inner rib 9227.

The connector 120' may include an interference protrusion 122'. The interference protrusion 122' may protrude rearward from the rear plate 121'. The interference protrusion 122' may protrude from the connector 120' toward the inner rib 9227. A plurality of interference protrusions 122' may be formed to be spaced apart in the vertical direction. The number of the plurality of interference protrusions 122' may vary depending on the type of water outlet device (200, 300, 400, 500). Additionally, the arrangement and position of the plurality of interference protrusions 122' may vary depending on the type of water outlet device (200, 300, 400, 500).

The interference protrusion 122' may interfere with the sensing unit 924'. The sensing unit 924' can recognize the number of interference protrusions 122'. The sensing unit 924' can recognize a position that interferes with the interference protrusion 122'.

The sensing unit 924' may include a first sensor 9241'. The first sensor 9241' may interfere with one of the plurality of interference protrusions 122'. The first sensor 9241' may be located at the top of the inner rib 9227.

The sensing unit 924' may include a second sensor 9242'. The second sensor 9242' may interfere with one of the plurality of interference protrusions 122'. The second sensor 9242' may be located lower than the first sensor 9241'.

The sensing unit 924' may include a third sensor 9243'. The third sensor 9243' may interfere with one of the plurality of interference protrusions 122'. The third sensor 9243' may be located lower than the second sensor 9242'.

The first to third sensors 9241', 9242', and 9243' may generate an On signal when they interfere with the interference protrusion 122'. The first to third sensors 9241', 9242', and 9243' may generate an Off signal when they do not interfere with the interference protrusion 122'.

The water outlet device 100' may include a fifth water outlet device 105'. The fifth water starting device 105' may be defined as a water starting device 105' in which the third water starting device 400 (see FIG. 3) is coupled with the second auxiliary device 700 (see FIG. 3).

The water outlet device 100' may include a sixth water outlet device 106'. The sixth water starting device 106' may be defined as a water starting device 106' in which the third water starting device 400 (see FIG. 3) is coupled to the third auxiliary device 800 (see FIG. 3).

The controller 98 (see FIG. 2) may be electrically connected to the first to third sensors (9241', 9242', 9243') and receives signals from the first to third sensors (9241', 9242', 9243'). It can be delivered. The controller 98 can determine the type of water discharge device 100' coupled to the device coupling unit 922 based on signals received from the first to third sensors 9241', 9242', and 9243'. The controller 98 can determine the type of water discharge device 100' coupled to the device coupling unit 922 based on whether each of the first to third sensors (9241', 9242', and 9243') are turned on/off. .

For example, if the first sensor 9241' of the controller 98 (see FIG. 2) is Off, the second sensor 9242' is On, and the third sensor 9243' is Off, the device coupling unit It can be determined that the second water discharge device 300' (see FIG. 3) is coupled to 922. At this time, the second water discharge device 300' may have the same structure and function as the second water discharge device 300 of an embodiment of the present disclosure, except for the connector 120' and the sensing unit 924'. there is. When the controller 98 determines that the second water discharge device 300' is coupled, the water purification module 95 (see FIG. 2), the cold water module 96 (see FIG. 2), and the heater 97 (see FIG. 2) ) can be operated.

For example, if the first sensor 9241' of the controller 98 (see FIG. 2) is On, the second sensor 9242' is On, and the third sensor 9243' is Off, the device coupling unit It can be determined that the fourth water discharge device 500' (see FIG. 3) is coupled to 922. At this time, the fourth water discharge device 500' may have the same structure and function as the fourth water discharge device 500 of an embodiment of the present disclosure, except for the connector 120' and the sensing unit 924'. there is. When the controller 98 determines that the fourth water discharge device 500' is coupled, it can stop the operation of the purified water module 95 (see FIG. 2) and the cold water module 96 (see FIG. 2). When the controller 98 determines that the fourth water discharge device 500' is coupled, it can drive the heater 97 (see FIG. 2).

12 to 14, a method for recognizing the water extraction device 100'' according to another embodiment of the present disclosure will be described.

Figure 12 shows a water outlet device 100'' and a sensing unit 924'' according to another embodiment of the present disclosure. FIG. 13 is a table categorizing the sensing unit 924'' and the water outlet device 100'' according to another embodiment of the present disclosure. Figure 14 shows an example of a signal when the sensing unit 924'' recognizes the fifth device 105'' and the third device 400''.

In the description with reference to FIG. 12, the contents of the water discharge device 100 described with reference to FIGS. 1 to 7 are the same, except for the description of the connector 120'' and the sensing unit 924''. It can be applied.

The water outlet device 100'' may include a connector 120''. The connector 120'' may include a rack 121''.

The water outlet device 100'' may include a water intake pipe 130''. The water intake pipe 130'' may extend upward from the connector 120''.

The connector 120'' may include a rack 121''. The rack 121'' may form the back of the connector 120''. The rack 121'' may face the device coupling portion 922. The rack 121'' may face the inner wall 9221 and the inner rib 9227.

The rack 121'' may include teeth 122''. The teeth 122'' may protrude rearward from the rack 121''. The teeth 122'' may protrude from the connector 120'' toward the inner rib 9227. A plurality of teeth 122'' may be arranged to be spaced apart in the vertical direction. The number of teeth 122'' may vary depending on the type of water outlet device 200, 300, 400, or 500. Additionally, the vertical length of the rack 121'' may vary depending on the type of water outlet device 200, 300, 400, or 500. The teeth 122'' may be named "interference protrusions."

For example, depending on the type of water extraction device (200, 300, 400, 500), the rack 121'' may have a first length L1 in the vertical direction as shown in (a) of FIG. 12. , it may have a second length L2 in the vertical direction as shown in (b) of FIG. 12. The number of teeth 122'' shown in (a) of FIG. 12 and the number of teeth 122'' shown in (b) of FIG. 12 may be different.

The teeth 122'' may interfere with the sensing unit 924''. The sensing unit 924'' can recognize the number of interfering teeth 122''. The sensing unit 924'' can recognize the rotation angle of the gear 9241''.

The sensing unit 924'' may include a gear 9241''. Gear 9241'' may engage and rotate with teeth 122''. The gear 9241'' may be located on the upper part of the inner rib 9227.

The sensing unit 924'' may include a rotation axis 9242''. The rotation axis 9242'' may provide the rotation center of the gear 9241''.

The sensing unit 924'' may include a sensor 9243''. Sensor 9243'' may be placed on gear 9241''. Sensor 9243'' may be spaced radially outside of rotation axis 9242''. The sensor 9243'' may be a Hall IC sensor. The sensor 9243'' can recognize a change in the rotation angle of the rotation axis 9242''. Sensor 9243'' may be electrically connected to controller 98 (see FIG. 2).

The sensor 9243'' recognizes the rotation angle of the gear 9241'' and the number of interference teeth 122'' when the gear 9241'' meshes with the teeth 122'' and rotates. can do.

The water outlet device 100'' may include a fifth water outlet device 105''. The fifth water starting device 105'' can be defined as a water starting device 105'' in which the second auxiliary device 700 (see FIG. 3) is combined with the third water starting device 400 (see FIG. 3). there is.

The water outlet device 100'' may include a sixth water outlet device 106''. The sixth water starting device 106'' can be defined as a water starting device 106'' in which the third auxiliary device 800 (see FIG. 3) is combined with the third water starting device 400 (see FIG. 3). there is.

The controller 98 (see FIG. 2) may be electrically connected to the sensor 9243'' and may receive signals from the sensor 9243''. The controller 98 can determine the type of water discharge device 100'' coupled to the device coupling unit 922 based on the signal received from the sensor 9243''. The controller 98 controls the water discharge device 100' coupled to the device coupling portion 922 based on the rotation angle of the gear 9241'' detected by the sensor 9243'' and the number of interfered teeth 122''. ') can be determined.

For example, in the controller 98 (see FIG. 2), the number of teeth 122'' interfering with the gear 9241'' is 10, and the rotation angle of the gear 9241'' is within 120 to 150 degrees. When it is in the range, it can be determined that the fifth water discharge device 105'' is coupled to the device coupling portion 922. When the controller 98 determines that the fifth water discharge device 105'' is coupled, the water purification module 95 (see FIG. 2), the cold water module 96 (see FIG. 2), and the heater 97 (see FIG. 2) reference) can be operated.

As shown in (a) of FIG. 14, the sensor 9243'' can generate an interference signal (P) 10 times when the gear 9241'' interferes with the tooth 122'' and rotates. And, when the gear 9241'' and the tooth 122'' stop while maintaining interference, a binding signal Q can be generated. When the interference signal (P) occurs 10 times, the controller 98 may recognize the water outlet device coupled to the water purifier 9 as the fifth water outlet device 105''. The controller 98 may recognize that the coupling of the fifth water discharge device 105'' is complete when the binding signal Q is generated after the interference signal P has been generated 10 times.

For example, in the controller 98 (see FIG. 2), the number of teeth 122'' interfering with the gear 9241'' is 6, and the rotation angle of the gear 9241'' is within 60 to 90 degrees. When it is in the range, it can be determined that the third water discharge device 400'' (see FIG. 3) is coupled to the device coupling portion 922. At this time, the third water discharge device 400'' has the same structure and function as the third water discharge device 400 of an embodiment of the present disclosure, except for the connector 120'' and the sensing unit 924''. You can have When the controller 98 determines that the third water discharge device 400'' is coupled, the water purification module 95 (see FIG. 2), the cold water module 96 (see FIG. 2), and the heater 97 (see FIG. 2) reference) can be operated.

As shown in (b) of FIG. 14, the sensor 9243'' generates an interference signal (P') six times when the gear 9241'' interferes with the tooth 122'' and rotates. When the gear 9241'' and the tooth 122'' stop while maintaining interference, a binding signal Q' can be generated. When the interference signal P' occurs six times, the controller 98 may recognize the water outlet device coupled to the water purifier 9 as the third water outlet device 400''. The controller 98 may recognize that the coupling of the third water discharge device 400'' is complete when the engagement signal Q' is generated after six interference signals P' have been generated.

In the above, preferred embodiments of the present invention have been shown and described, but the present invention is not limited to the specific embodiments described above, and can be used in the technical field to which the invention pertains without departing from the gist of the present invention as claimed in the patent claims. Of course, various modifications can be made by those skilled in the art, and these modifications should not be understood individually from the technical idea or perspective of the present invention.

The present disclosure may be modified and implemented in various forms, and its scope is not limited to the above-described embodiments. Therefore, if the modified embodiment includes elements of the claims of the present disclosure, it should be regarded as falling within the scope of the present disclosure.

Any or other embodiments of the present disclosure described above are not exclusive or distinct from each other. Certain embodiments or other embodiments of the present disclosure described above may have their respective components or functions combined or combined (Certain embodiments or other embodiments of the disclosure described above are not mutually exclusive or distinct from each other. Any or all elements of the embodiments of the disclosure described above may be combined with another or combined with each other in configuration or function).

For example, this means that configuration A described in a particular embodiment and/or drawing may be combined with configuration B described in other embodiments and/or drawings. In other words, even if the combination between configurations is not directly explained, this means that the combination is possible except in cases where the combination is described as impossible (For example, a configuration “A” described in one embodiment of the disclosure and the drawings and a configuration "B" described in another embodiment of the disclosure and the drawings may be combined with each other, although the combination between the configurations is not directly described, the combination is possible except in the case where it is described that the. combination is impossible).

The above detailed description should not be construed as restrictive in any respect and should be considered illustrative. The scope of the present invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the present invention are included within the scope of the present invention (Although embodiments have been described with reference to a number of illustrative embodiments Thereby, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope of the principles of this disclosure. More particularly, various variations and modifications are possible in the component parts and/or. arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims In addition to variations and modifications in the component parts and/or arrangements, alternative uses will also be apparent to those skilled in the art.

9: Water purifier 91: Housing
92: Rotating body 922: Device coupling part
100: water outlet device 110: case
120: connector 122: interference protrusion
924: Sensing unit

Claims (20)

A water pipe connected to an external water source;
A device coupling portion having a water outlet port connected to the water pipe;
a water outlet device having a water outlet through which water supplied through the water pipe is discharged, and a connector detachably coupled to the water outlet port; and
It includes a sensing unit that recognizes the type of the water outlet device,
The water outlet device is,
It includes an interference protrusion protruding toward the device coupling portion,
The sensing unit,
a sensing protrusion that interferes with the interference protrusion; and
A water purifier including a sensor that recognizes interference from the sensing protrusion.
According to claim 1,
A water purifier wherein a plurality of the interference protrusions are provided to be spaced apart in a vertical direction, and the plurality of interference protrusions sequentially interfere with the sensing protrusions.
According to claim 1,
A water purifier wherein a plurality of interference protrusions are provided, and the number of the plurality of interference protrusions varies depending on the type of the water outlet device.
According to claim 1,
The sensor is,
A water purifier that distinguishes the type of the water outlet device based on the number of times the sensing protrusion interferes with the interference protrusion.
According to claim 1,
The sensor is,
A water purifier that recognizes the signal as an interference signal in progress of coupling between the water outlet device and the device coupling unit when the duration of the signal generated by interference of the sensing protrusion is less than a preset time limit.
According to claim 1,
The sensor is,
When the duration of the signal generated by interference of the sensing protrusion is greater than a preset time limit, the water purifier recognizes the signal as a binding signal indicating that the connection between the water outlet device and the device coupling portion has been completed.
According to claim 1,
A water purifier wherein the connector is coupled to the water outlet port in a vertical direction, and the interference protrusion interferes with the sensing protrusion in a vertical direction.
According to claim 1,
The connector is,
a rear plate facing the device coupling portion; and
A water purifier including an interference protrusion protruding from the rear plate toward the device coupling portion.
According to claim 1,
The device coupling part,
A water purifier including an inner wall spaced apart from the interference protrusion and coupled to the sensing protrusion and the sensor.
According to claim 1,
The device coupling part,
It includes an inner wall coupled to the sensing protrusion and the sensor,
The inner wall is,
A water purifier disposed between the sensing protrusion and the sensor.
According to claim 1,
The device coupling part,
A water purifier including an inner rib in which the sensing protrusion protrudes and is movably disposed in the device coupling portion.
According to claim 11,
The outlet port is,
a hot water port through which hot water flows from the water pipe; and
It includes a water purification port through which purified water flows from the water pipe,
The inner rib is,
A water purifier located between the hot water port and the purified water port.
According to claim 11,
The device coupling part,
a first rib spaced apart from one side of the water outlet port; and
It includes a second rib spaced apart from the first rib,
The inner rib is,
A water purifier located between the first rib and the second rib.
According to claim 1,
The device coupling part,
an inner wall on which the sensing unit is disposed and located inside the water purifier than the connector; and
A water purifier wherein the water outlet port protrudes and includes a lower wall located outside the water purifier than the inner wall.
According to claim 1,
a housing having a space therein; and
Further comprising a rotating body rotatably disposed inside the housing and having the device coupling portion,
The sensing unit,
A water purifier disposed on the rotating body.
According to claim 1,
The connector is,
It extends in the vertical direction and includes a rack having a plurality of the interfering protrusions,
The sensing unit,
A water purifier including a gear engaged with the plurality of interference protrusions.
According to claim 16,
The sensor is,
A water purifier that distinguishes the type of the water outlet device based on the number of the plurality of interference protrusions that interfere with the gear.
According to claim 16,
The sensor is,
A water purifier that distinguishes the type of the water discharge device based on the angular displacement of the gear rotated.
A water pipe connected to an external water source;
A device coupling portion having a water outlet port connected to the water pipe;
a water outlet device having a water outlet through which water supplied through the water pipe is discharged, and a connector detachably coupled to the water outlet port; and
It includes a sensing unit that recognizes the type of the water outlet device,
The sensing unit,
It includes a plurality of sensors spaced apart in the vertical direction,
The water outlet device is,
A water purifier including an interference protrusion that protrudes toward the device coupling portion and corresponds to at least one of the plurality of sensors.
According to clause 19,
The interference protrusions are,
A water purifier arranged in different positions depending on the type of water discharge device and detected by the sensor corresponding to the arranged position.