Faucet for water purifier

Abstract

The utility model relates to the technical field of faucets, and provides a faucet for a water purifier, which comprises a first input pipe, a second input pipe, a third input pipe, a first output pipe, a second output pipe, an adjusting device and a control device. Wherein the first output pipe is communicated with the first input pipe, the adjusting device is arranged at the joint of the second output pipe, the second input pipe and the third input pipe so as to adjust the on-off state of the three pipes, and the control device is electrically connected with the water purifier so as to control the temperature of hot water. According to the faucet, living water can be input through the third input pipe through the adjusting device, and purified water can be input through the second input pipe so as to be compatible with the living water; the control device is arranged on the faucet to control the temperature of hot water of the water purifier, and the control device and the adjusting device are combined, so that the faucet can be adjusted at multiple gears, and different requirements of users are met.

Description

Technical Field

[0001] The utility model relates to the technical field of faucets, in particular to a faucet used for a water purifier. Background Art

[0002] A water purifier is a small water treatment device that can be used to filter impurities, sediments, chlorine, some heavy metals and other harmful substances in tap water to provide cleaner and safer domestic water. Its working principle is mainly physical filtration and adsorption through the built-in filter element.

[0003] The water purifier can mix purified room temperature pure water and hot water and deliver them to the user through the faucet to meet the user's needs for warm water.

[0004] However, in the faucet technology of related water purifiers, the faucet does not have multi-level adjustment and cannot meet the user's needs for hot water at different temperatures; in addition, the faucet is also not compatible with unpurified domestic water, and domestic water requires the installation of an additional domestic faucet, which takes up more space. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a faucet for a water purifier to solve at least one of the above-mentioned technical defects in the prior art, so that the faucet has a multi-level adjustment function to meet the different needs of users; in addition, the faucet is also compatible with unpurified domestic water, avoiding the need to install additional domestic faucets and saving space.

[0006] In order to achieve the purpose of the utility model, the utility model provides a faucet for a water purifier, the faucet comprising:

[0007] An input device, comprising a first input pipe, a second input pipe and a third input pipe;

[0008] The output device includes a first output tube and a second output tube,

[0009] The first output pipe is connected to the first input pipe and is suitable for conveying hot water produced by the water purifier, and the second output pipe is connected to the second input pipe and the third input pipe respectively;

[0010] The regulating device is arranged at the connection between the second output pipe, the second input pipe and the third input pipe, and is suitable for regulating the open and closed state between the three pipes.

[0011] When the regulating device is in the first position, the second output pipe is connected to the second input pipe, and the second output pipe is closed to the third input pipe, which is suitable for conveying the purified water produced by the water purifier.

[0012] When the regulating device is in the second position, the second output pipe is connected to the third input pipe, and the second output pipe is closed to the second input pipe, which is suitable for conveying domestic water;

[0013] The control device is electrically connected to the water purifier and is suitable for controlling the temperature of the hot water.

[0014] Preferably, the regulating device comprises a valve body and a valve core.

[0015] The valve body is provided with a first output chamber, a second output chamber, a first input chamber, a second input chamber and a third input chamber.

[0016] The first input cavity is connected to the first output cavity, the first input tube is connected to the first input cavity, and the first output tube is connected to the first output cavity.

[0017] The second output chamber is connected to the second input chamber and the third input chamber respectively, and the valve core is arranged at the connection to adjust the opening and closing state of the second output chamber and the second input chamber and the third input chamber respectively.

[0018] The second input tube is connected to the second input cavity, the third input tube is connected to the third input cavity, and the second output tube is connected to the second output cavity.

[0019] Preferably, the first output tube is connected to the first output cavity by an interference fit, and the second output tube is connected to the second output cavity by an interference fit.

[0020] The first input tube is connected to the first input cavity by interference fit, the second input tube is connected to the second input cavity by interference fit, and the third input tube is connected to the third input cavity by interference fit.

[0021] Preferably, a first sealing ring is provided at the connection between the first output tube and the first output chamber, and a second sealing ring is provided at the connection between the second output tube and the second output chamber.

[0022] A third sealing ring is provided at the connection between the first input pipe and the first input cavity, a fourth sealing ring is provided at the connection between the second input pipe and the second input cavity, and a fifth sealing ring is provided at the connection between the third input pipe and the third cavity.

[0023] Preferably, the first output cavity is sleeved in the second output cavity, and a containing space is formed between the side wall of the first output cavity and the side wall of the second output cavity.

[0024] The valve body is further provided with a valve core cavity, the second output cavity is connected to the valve core cavity through the accommodating space, the second input cavity is connected to the valve core cavity, and the third input cavity is connected to the valve core cavity.

[0025] The valve core is arranged in the valve core cavity, and is suitable for adjusting the open and closed states of the second output cavity, the second input cavity, and the third input cavity.

[0026] Preferably, a first through hole is formed at the connection between the second output chamber and the valve core chamber, a second through hole is formed at the connection between the second input chamber and the valve core chamber, and a third through hole is formed at the connection between the third input chamber and the valve core chamber.

[0027] The second through hole and the third through hole are centrally symmetrically arranged.

[0028] The valve core is provided with a first boss corresponding to the first through hole, a second boss corresponding to the second through hole, and a third boss corresponding to the third through hole, and the valve core is rotatably arranged in the valve core cavity.

[0029] Preferably, the control device includes an encoder, a main control board and a signal line.

[0030] The encoder is arranged on the housing of the faucet, and the encoder and the main control board are electrically connected to the water purifier through the signal line.

[0031] Preferably, the encoder comprises an encoder element, an encoder upper cover, an encoder lower cover and an encoder knob.

[0032] The encoder lower cover is fixed to the housing of the faucet, and the encoder element is fixed to the encoder lower cover through the encoder upper cover.

[0033] The adjusting rod of the encoder element extends out of the encoder upper cover, and the encoder knob is arranged on the adjusting rod of the encoder element.

[0034] Preferably, the main control board includes a main control board housing and a digital screen.

[0035] The main control board housing is sealed and fixed to the housing of the faucet, and the main control board is electrically connected to the water purifier through the signal line.

[0036] Preferably, the first output tube is sleeved inside the second output tube.

[0037] The output device further comprises a water collecting member, and the water collecting member is arranged at the ends of the first output pipe and the second output pipe.

[0038] The beneficial effects of the utility model are as follows: the faucet for a water purifier provided by the utility model connects the first input pipe with the first output pipe to deliver hot water from the water purifier by providing a first input pipe, a second input pipe and a third input pipe, as well as a first output pipe and a second output pipe, and a control device is provided on the faucet to control the temperature of the hot water from the water purifier, so that the temperature of the hot water obtained by the faucet can be adjusted to meet the different needs of users; in addition, the second output pipe is connected to the second input pipe and the third input pipe respectively, and an adjustment device is provided to adjust the open and closed state between the second output pipe and the second input pipe and the third input pipe, so that unpurified domestic water can be input through the third input pipe, and pure water purified by the water purifier can be input through the second input pipe. After adjustment by the adjustment device, domestic water and pure water can be independently delivered from the second output pipe to the user. The combination of the control device and the adjustment device enables the faucet to be adjusted in multiple gears, so that the faucet can be compatible with unpurified domestic water, avoids the additional installation of domestic water faucets, and saves space. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] The above and other purposes, features and advantages of the present invention will become more clear through a more specific description of the preferred embodiments of the present invention shown in the accompanying drawings. The same reference numerals indicate the same parts in all the accompanying drawings, and the drawings are not deliberately scaled to the actual size, but the focus is on illustrating the subject matter of the present application.

[0040] Figure 1 A schematic diagram of the overall structure of a faucet for a water purifier provided in an embodiment of the utility model;

[0041] Figure 2 for Figure 1 Sectional view of AA in the middle;

[0042] Figure 3 for Figure 1 Cross-sectional view of the middle BB;

[0043] Figure 4 It is a structural schematic diagram of the valve body;

[0044] Figure 5 Another angle view of the valve body

[0045] Figure 6 for Figure 4 Cross-sectional view of CC;

[0046] Figure 7 for Figure 4 Cross-sectional view of the middle DD;

[0047] Figure 8 It is a structural diagram of the valve core.

[0048] In the figure:

[0049] 100, input device; 110, first input pipe; 111, third sealing ring; 120, second input pipe; 121, fourth sealing ring; 130, third input pipe; 131, fifth sealing ring;

[0050] 200, output device; 210, first output pipe; 211, first sealing ring; 220, second output pipe; 221, second sealing ring; 230, water collecting part;

[0051] 300, regulating device; 310, valve body; 311, first output chamber; 312, second output chamber; 313, first input chamber; 314, second input chamber; 315, third input chamber; 316, accommodating space; 317, valve core chamber; 3171, first through hole; 3172, second through hole; 3173, third through hole; 320, valve core; 321, first boss; 322, second boss; 323, third boss;

[0052] 400, control device; 410, encoder; 411, encoder element; 412, encoder upper cover; 413, encoder lower cover; 414, encoder knob; 420, main control board; 421, main control board housing; 422, digital screen; 430, signal line. DETAILED DESCRIPTION

[0053] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings.

[0054] It should be noted that when an element is considered to be "connected" to another element, it may be directly connected to another element and integrated therewith, or there may be an intermediate element at the same time. The terms "installed", "one end", "the other end" and similar expressions used herein are for illustrative purposes only.

[0055] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which the present invention pertains. The terms used in the specification herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0056] Combine the following Figures 1 to 8 It should be understood that the following description is only an illustrative embodiment of the present invention and does not constitute any limitation to the present invention.

[0057] See also Figures 1 to 8An embodiment of the utility model provides a faucet for a water purifier, the faucet comprising an input device 100 , an output device 200 , a regulating device 300 and a control device 400 .

[0058] The input device 100 includes a first input pipe 110 , a second input pipe 120 and a third input pipe 130 .

[0059] The output device 200 includes a first output pipe 210 and a second output pipe 220 .

[0060] The first output pipe 210 is connected to the first input pipe 110 to transport the hot water produced by the water purifier. The second output pipe 220 is connected to the second input pipe 120 and the third input pipe 130 respectively.

[0061] The regulating device 300 is disposed at the connection between the second output pipe 220 and the second input pipe 120 and the third input pipe 130, and can regulate the open and closed state between the three pipes (ie, the second output pipe 220 and the second input pipe 120 and the third input pipe 130).

[0062] When the adjustment device 300 is in the first position, the second output pipe 220 is connected to the second input pipe 120, and the second output pipe 220 and the third input pipe 130 are closed, so that the purified water produced by the water purifier can be delivered to the user;

[0063] When the regulating device 300 is in the second position, the second output pipe 220 is connected to the third input pipe 130, and the second output pipe 220 and the second input pipe 120 are closed, so that the domestic water can be delivered to the user.

[0064] The control device 400 is electrically connected to the water purifier and can control the temperature of the hot water in the water purifier to provide hot water of different temperatures to the user.

[0065] It can be understood that the faucet for the water purifier provided in the embodiment of the utility model is provided with a first input pipe 110, a second input pipe 120 and a third input pipe 130, and a first output pipe 210 and a second output pipe 220, the first input pipe 110 is connected with the first output pipe 210 to transport the hot water of the water purifier, and a control device 400 is provided on the faucet to control the temperature of the hot water of the water purifier, so that the temperature of the hot water obtained by the faucet can be adjusted to meet the different needs of users; in addition, the second output pipe 220 is connected to the second input pipe 120 and the third input pipe 130 respectively, In addition, an adjusting device 300 is provided to adjust the open and closed states between the second output pipe 220 and the second input pipe 120 and the third input pipe 130, so that unpurified domestic water can be input through the third input pipe 130, and pure water purified by the water purifier can be input through the second input pipe 120. After adjustment by the adjusting device 300, domestic water and pure water can be independently delivered to the user from the second output pipe 220. The combination of the control device 400 and the adjusting device 300 allows the faucet to be adjusted in multiple gears, enabling the faucet to be compatible with unpurified domestic water, avoiding the need for additional installation of domestic water faucets, and saving space.

[0066] Specifically, combined Figures 4 to 7 In some embodiments of the present invention, the regulating device 300 includes a valve body 310 and a valve core 320 .

[0067] The valve body 310 is provided with a first output chamber 311 and a second output chamber 312 , a first input chamber 313 , a second input chamber 314 and a third input chamber 315 .

[0068] The first input cavity 313 is communicated with the first output cavity 311 , the first input pipe 110 is connected with the first input cavity 313 , and the first output pipe 210 is connected with the first output cavity 311 , so that hot water can flow into the first output pipe 210 through the first output cavity 311 to the user.

[0069] The second output chamber 312 is connected to the second input chamber 314 and the third input chamber 315 respectively, and the valve core 320 is arranged at the connection to adjust the opening and closing state between the second output chamber 312 and the second input chamber 314, and between the second output chamber 312 and the third input chamber 315;

[0070] The second input pipe 120 is connected to the second input chamber 314, the third input pipe 130 is connected to the third input chamber 315, and the second output pipe 220 is connected to the second output chamber 312, so that domestic water can be independently input from the third input pipe 130 to the second input chamber 314 and delivered to the user through the second output pipe 220, and pure water can also be independently input from the second input pipe 120 to the second input chamber 312 and delivered to the user through the second output pipe 220. The first output pipe 210 and the second output pipe 220, as well as the first input pipe 110, the second input pipe 120 and the third input pipe 130 are collected by the valve body 310, so that the installation space required for the faucet can be saved, the valve core control structure is simpler, and the operation is more convenient.

[0071] Furthermore, in order to realize the rapid installation or removal of the valve body 310 and each input pipe and each output pipe to save the manufacturing cost of the faucet, Figures 2 to 7 In some embodiments of the present invention, the first output tube 210 is connected to the first output cavity 311 by an interference fit, and the second output tube 220 is also connected to the second output cavity 312 by an interference fit.

[0072] The first input tube 110 is connected to the first input cavity 313 by interference fit, the second input tube 120 is connected to the second input cavity 314 by interference fit, and the third input tube 130 is connected to the third input cavity 315 by interference fit.

[0073] Of course, in order to avoid leakage between the valve body 310 and each input pipe and each output pipe, Figure 2 and Figure 3 In some embodiments of the present invention, a first sealing ring 211 is provided at the connection between the first output tube 210 and the first output cavity 311 , and a second sealing ring 221 is provided at the connection between the second output tube 220 and the second output cavity 312 .

[0074] A third sealing ring 111 is provided at the connection between the first input pipe 110 and the first input cavity 313 , a fourth sealing ring 121 is provided at the connection between the second input pipe 120 and the second input cavity 314 , and a fifth sealing ring 131 is provided at the connection between the third input pipe 130 and the third input cavity 315 .

[0075] Combination Figure 6 and Figure 7 In some embodiments of the present invention, the first output cavity 311 is sleeved in the second output cavity 312 , and an accommodating space 316 is formed between the side wall of the first output cavity 311 and the side wall of the second output cavity 312 .

[0076] The valve body 310 is further provided with a valve core chamber 317 . The second output chamber 312 is connected to the valve core chamber 317 through the accommodating space 316 . The second input chamber 314 is connected to the valve core chamber 317 . The third input chamber 315 is also connected to the valve core chamber 317 .

[0077] The valve core 320 is disposed in the valve core chamber 317, and can adjust the opening and closing state of the second output chamber 312 and the second input chamber 314 and the third input chamber 315. The valve core 320 can be fixed to the valve body 310 through the valve core cover and then using three self-tapping screws.

[0078] When the valve core 320 is in the first position, the second output chamber 312 is connected to the second input chamber 314, and the second output chamber 312 is closed to the third input chamber 315;

[0079] When the valve core 320 is in the second position, the second output chamber 312 is communicated with the third input chamber 315 , and the second output chamber 312 is closed with the second input chamber 314 .

[0080] The first output chamber 311 is sleeved in the second output chamber 312, and a valve core 320 is provided to adjust the open and closed states of the second output chamber 312 and the second input chamber 314 and the third input chamber 315. This can further reduce the structure of the adjustment device 300 while ensuring the normal operation of the faucet, thereby saving the installation space required for the faucet.

[0081] The valve body 310 can be fixed to the outer shell of the faucet by three self-tapping screws, and the ultrasonic pressing sheet arranged on the valve body 310 can also be fixed at the same time.

[0082] Specifically, combined Figures 6 to 8 In some embodiments of the present invention, a first through hole 3171 is formed at the connection between the second output chamber 312 and the valve core chamber 317, a second through hole 3172 is formed at the connection between the second input chamber 314 and the valve core chamber 317, and a third through hole 3173 is formed at the connection between the third input chamber 315 and the valve core chamber 317.

[0083] The second through hole 3172 and the third through hole 3173 are centrally symmetrically arranged.

[0084] The valve core 320 is provided with a first boss 321 corresponding to the first through hole 3171 , a second boss 322 corresponding to the second through hole 3172 , and a third boss 323 corresponding to the third through hole 3173 . The valve core 320 is rotatably disposed in the valve core cavity 317 .

[0085] When the valve core 320 rotates counterclockwise, the valve core 320 is in the first position, the first boss 321 is misaligned with the first through hole 3171, the second boss 322 is misaligned with the second through hole 3172, the third boss 323 is misaligned with the third through hole 3173, the second boss 322 rotates to the third through hole 3173 to block the third through hole 3173, so that the second output chamber 312 is connected to the second input chamber 314, and the second output chamber 312 and the third input chamber 315 are closed.

[0086] When the valve core 320 rotates clockwise, the valve core 320 is in the second position, the first boss 321 is misaligned with the first through hole 3171, the third boss 323 is misaligned with the third through hole 3173, the second boss 322 is misaligned with the second through hole 3172, and the third boss 323 rotates to the second through hole 3172 to block the second through hole 3172, so that the second output chamber 312 is connected to the third input chamber 315, and the second output chamber 312 is closed to the second input chamber 314.

[0087] The valve core 320 is rotatably set in the valve core cavity 317, and a first boss 321 corresponding to the first through hole 3171, a second boss 322 corresponding to the second through hole 3172, and a third boss 323 corresponding to the third through hole 3173 are set on the valve core 320, and the second through hole 3172 and the third through hole 3173 are centrally symmetrically arranged. The second output cavity 312 and the second input cavity 314 and the third input cavity 315 can be adjusted in the open and closed state by rotating the valve core 320. The structure is simpler and more ingenious, and the manufacturing cost is lower.

[0088] Combination Figures 2 to 3 In some embodiments of the present invention, the control device 400 includes an encoder 410 , a main control board 420 and a signal line 430 .

[0089] The encoder 410 is arranged on the outer shell of the faucet, and the encoder 410 and the main control board 420 are electrically connected to the water purifier through the signal line 430. The hot water temperature of the water purifier can be more conveniently and accurately controlled to meet the needs of users for different water temperatures, and the operation is also simple.

[0090] The signal line 430 may be wrapped around the valve body 310 to prevent it from coming out.

[0091] Furthermore, in some embodiments of the present invention, the encoder 410 includes an encoder element 411 , an encoder upper cover 412 , an encoder lower cover 413 and an encoder knob 414 .

[0092] The encoder lower cover 413 is fixed on the outer shell of the faucet, and the encoder element 411 is fixed on the encoder lower cover 413 through the encoder upper cover 412 .

[0093] The adjusting rod of the encoder element 411 extends out of the encoder upper cover 412, and the encoder knob 414 is arranged on the adjusting rod of the encoder element 411. The temperature of the hot water of the water purifier can be controlled by the encoder knob 414, which is simpler, more convenient and faster to operate.

[0094] In some embodiments of the present invention, the main control board 420 includes a main control board housing 421 and a digital screen 422 .

[0095] The main control board housing 421 is sealed and fixed on the housing of the faucet, and the main control board 420 is electrically connected to the water purifier through the signal line 430. The faucet can control the relevant functions of the water purifier through the main control board 421, thereby improving the intelligence of the faucet. The housing of the main control board 420 is fixed and sealed, and finally the main control board 420 is sealed and fixed; it is fixed inside the digital screen 422 by glue filling, and the digital screen 422 is fixed and sealed to the screen through an O-ring and a buckle.

[0096] Combination Figure 2 and Figure 3 In some embodiments of the present invention, the first output tube 210 is sleeved in the second output tube 220 .

[0097] The output device 200 further includes a water collecting member 230, which is disposed at the ends of the first output pipe 210 and the second output pipe 220. The first output pipe 210 is sleeved in the second output pipe 220 to reduce the volume of the output device and further save the installation space required for the faucet.

[0098] In addition, the water collecting member 230 is arranged at the ends of the first output pipe 210 and the second output pipe 220, so that hot water and cold water (ie, domestic water or purified water) can be discharged from the same water outlet, which can reduce the distance of direct contact between cold water and hot water.

[0099] In this specification, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0100] In the description of this specification, the description with reference to the terms "preferred embodiment", "further embodiment", "some embodiments", "other embodiments" or "specific example" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0101] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A faucet for a water purifier, characterized in that: include: An input device, comprising a first input pipe, a second input pipe and a third input pipe; The output device includes a first output tube and a second output tube, The first output pipe is connected to the first input pipe and is suitable for conveying hot water generated by the water purifier. The second output pipe is connected to the second input pipe and the third input pipe respectively; The regulating device is arranged at the connection between the second output pipe, the second input pipe and the third input pipe, and is suitable for regulating the open and closed state between the three pipes. When the regulating device is in the first position, the second output pipe is connected to the second input pipe, and the second output pipe is closed to the third input pipe, which is suitable for conveying the purified water produced by the water purifier. When the regulating device is in the second position, the second output pipe is connected to the third input pipe, and the second output pipe is closed to the second input pipe, which is suitable for conveying domestic water; The control device is electrically connected to the water purifier and is suitable for controlling the temperature of the hot water.

2. The faucet for a water purifier according to claim 1, characterized in that: The regulating device comprises a valve body and a valve core. The valve body is provided with a first output chamber, a second output chamber, a first input chamber, a second input chamber and a third input chamber. The first input cavity is connected to the first output cavity, the first input tube is connected to the first input cavity, and the first output tube is connected to the first output cavity. The second output chamber is connected to the second input chamber and the third input chamber respectively, and the valve core is arranged at the connection to adjust the opening and closing state of the second output chamber and the second input chamber and the third input chamber respectively. The second input tube is connected to the second input cavity, the third input tube is connected to the third input cavity, and the second output tube is connected to the second output cavity.

3. The faucet for a water purifier according to claim 2, characterized in that: The first output tube is connected to the first output cavity by interference fit, and the second output tube is connected to the second output cavity by interference fit. The first input tube is connected to the first input cavity by interference fit, the second input tube is connected to the second input cavity by interference fit, and the third input tube is connected to the third input cavity by interference fit.

4. The faucet for a water purifier according to claim 3, characterized in that: A first sealing ring is provided at the connection between the first output tube and the first output chamber, and a second sealing ring is provided at the connection between the second output tube and the second output chamber. A third sealing ring is provided at the connection between the first input pipe and the first input cavity, a fourth sealing ring is provided at the connection between the second input pipe and the second input cavity, and a fifth sealing ring is provided at the connection between the third input pipe and the third input cavity.

5. The faucet for a water purifier according to claim 2, characterized in that: The first output cavity is sleeved in the second output cavity, and a containing space is formed between the side wall of the first output cavity and the side wall of the second output cavity. The valve body is further provided with a valve core cavity, the second output cavity is connected to the valve core cavity through the accommodating space, the second input cavity is connected to the valve core cavity, and the third input cavity is connected to the valve core cavity. The valve core is arranged in the valve core cavity, and is suitable for adjusting the open and closed states of the second output cavity, the second input cavity, and the third input cavity.

6. The faucet for a water purifier according to claim 5, characterized in that: A first through hole is formed at the connection between the second output chamber and the valve core chamber, a second through hole is formed at the connection between the second input chamber and the valve core chamber, and a third through hole is formed at the connection between the third input chamber and the valve core chamber. The second through hole and the third through hole are centrally symmetrically arranged. The valve core is provided with a first boss corresponding to the first through hole, a second boss corresponding to the second through hole, and a third boss corresponding to the third through hole, and the valve core is rotatably arranged in the valve core cavity.

7. The faucet for a water purifier according to claim 1, characterized in that: The control device includes an encoder, a main control board and a signal line. The encoder is arranged on the housing of the faucet, and the encoder and the main control board are electrically connected to the water purifier through the signal line.

8. The faucet for a water purifier according to claim 7, characterized in that: The encoder comprises an encoder element, an encoder upper cover, an encoder lower cover and an encoder knob. The encoder lower cover is fixed to the housing of the faucet, and the encoder element is fixed to the encoder lower cover through the encoder upper cover. The adjusting rod of the encoder element extends out of the encoder upper cover, and the encoder knob is arranged on the adjusting rod of the encoder element.

9. The faucet for a water purifier according to claim 7, characterized in that: The main control board includes a main control board housing and a digital screen. The main control board housing is sealed and fixed to the housing of the faucet, and the main control board is electrically connected to the water purifier through the signal line.

10. The faucet for a water purifier according to claim 5, characterized in that: The first output tube is sleeved in the second output tube. The output device further comprises a water collecting member, and the water collecting member is arranged at the ends of the first output pipe and the second output pipe.

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