Mechanical induction dual-control water outlet device and faucet

Abstract

The present invention discloses a mechanical induction double-control water outlet device and a faucet. The double-control water outlet device includes a double-control water outlet mechanism, a first water path and an induction control mechanism. The double-control water outlet mechanism includes a fixed plate, a movable plate and a mechanical driving mechanism. The fixed plate is provided with a cold water inlet hole, a hot water inlet hole, an induction water outlet hole and a mechanical water outlet hole. The movable plate is provided with a mixing chamber, an opening and a water outlet. The mechanical driving mechanism can drive the movable plate to move and rotate, and the water temperature is controlled by rotating the movable plate. The opening and the water outlet cooperate with the induction water outlet hole, and the mixing chamber and the induction water outlet hole are constantly connected during the movement of the movable plate through the opening and the water outlet. The water outlet and the mechanical water outlet hole cooperate to control the opening and closing of the water outlet and the mechanical water outlet hole through the movement of the movable plate. The first water path connects the induction water outlet hole. The induction control mechanism is arranged in the first water path. It has the following advantages: it can realize the induction water outlet hole being always open, the mechanical water outlet hole switch control and the water temperature control, and integrate the water temperature adjustment, the mechanical water outlet hole control and the induction water outlet hole being always open.

Description

Technical Field

[0001] The invention relates to the technical field of kitchen and bathroom products, and in particular to a mechanical induction dual-control water outlet device and a faucet. Background Art

[0002] The existing mechanical induction dual-control water outlet device, such as CN109340389A, is a two-function valve core, including a housing and a base fixedly connected to the bottom end of the housing, a static plate connected to the base and a dynamic plate in contact with the static plate are arranged in the valve core cavity surrounded by the housing and the base, one end of the dynamic plate is connected to a valve stem passing through the housing, and the dynamic plate is driven by the valve stem to move relative to the static plate, a cold water inlet, a hot water inlet and two mixed water outlets are provided on the base, and a cold water inlet hole, a hot water inlet hole and a first mixed water hole and a second mixed water hole are provided on the static plate, which are connected to the cold water inlet, the hot water inlet and the two mixed water outlets respectively, and a water passage is provided on the dynamic plate, and the dynamic plate moves to realize water channel switching, and the dynamic plate rotates to adjust the water temperature; the two mixed water holes are isolated when the valve core is closed. The valve core has the following shortcomings: 1. The two mixed water outlets can only be switched, and the two mixed water outlets cannot discharge water at the same time; 2. The closing function of the valve core is realized by closing the cold and hot water, and a mixed water outlet cannot be in a normally open state. Summary of the invention

[0003] The present invention provides a mechanical induction dual-control water outlet device and a faucet, which overcomes the shortcomings of the mechanical induction dual-control water outlet device in the background technology.

[0004] One of the technical solutions adopted by the present invention to solve the technical problem is: a mechanical induction dual-control water outlet device, comprising:

[0005] A dual-control water outlet mechanism comprises a fixed plate, a movable plate and a mechanical drive mechanism, wherein the fixed plate is provided with a cold water inlet hole, a hot water inlet hole, an inductive water outlet hole and a mechanical water outlet hole, the movable plate is provided with a mixing water chamber and an opening and a water outlet connected to the mixing water chamber, the mechanical drive mechanism is connected to the movable plate and can drive the movable plate to move and rotate, and the intersection of the opening, the cold water inlet hole and the hot water inlet hole is controlled by rotating the movable plate to control the water temperature, the opening and the water outlet cooperate with the inductive water outlet hole, and the mixing water chamber and the inductive water outlet hole are constantly connected during the movement of the movable plate through the opening and the water outlet, and the water outlet and the mechanical water outlet hole cooperate to control the opening and closing of the water outlet and the mechanical water outlet hole through the movement of the movable plate;

[0006] The first water channel is connected to the induction water outlet; and

[0007] The induction control mechanism is arranged in the first water channel.

[0008] In one embodiment: it also includes a dial, the top of the movable plate is recessed to form the above-mentioned water mixing chamber, the bottom of the water mixing chamber is penetrated to form the above-mentioned opening and water outlet, the dial is sealed and fixed on the movable plate to seal the recess of the water mixing chamber, and the mechanical drive mechanism is transmission-connected to the dial.

[0009] In one embodiment: it also includes a dial and a mounting seat, the fixed plate is fixedly installed in the mounting seat, the dial and the movable plate can be movably installed together as a whole and movably installed in the mounting seat; the mechanical driving mechanism includes a rocker arm and a rotating seat, the rotating seat can be rotatably installed in the mounting seat, and the rotating seat, the dial, the movable plate and the fixed plate are arranged in sequence, the rotating seat is provided with a matching hole arranged through, the rocker arm can be swingably connected in the matching hole, the inner end of the rocker arm is connected to the dial, the dial is moved by the swing of the rocker arm, and the dial is rotated by the rotation of the rocker arm.

[0010] In one embodiment: the fixed plate has a mating surface that matches the movable plate, and the mating surface has a central area and an enclosing area that surrounds the central area; the cold inner port of the cold water inlet hole, the hot inner port of the hot water inlet hole and the mechanical port of the mechanical water outlet hole are spaced apart and located on the enclosing area, and the induction port of the induction water outlet hole is located both on the enclosing area and on the central area; the opening has a middle area and a side area that is connected and located on the side of the middle area, the water outlet is spaced apart from the middle area, and the water outlet and the side area are respectively arranged on both sides of the middle area; the side area cooperates with the cold water inlet hole and the hot water inlet hole to control the water temperature through the rotation of the movable plate, and the middle area and the water outlet both cooperate with the induction water outlet hole.

[0011] In one embodiment: the sensing port has a side connection area and a middle connection area which is connected and arranged inside the side connection area, and the cold inner port, the hot inner port, the mechanical port and the side connection area are arranged circumferentially in the surrounding area in sequence; the position of the sensing port corresponds to the position of the middle area and the water outlet, and the maximum spacing of the sensing port along the moving direction of the moving plate is greater than the spacing between the middle area and the water outlet, and the maximum spacing of the mechanical port is less than the spacing between the middle area and the water outlet.

[0012] In one embodiment, the water outlet and the mechanical port are both in an arc-like structure, and the center angle of the arc of the water outlet is greater than the center angle of the arc of the mechanical port.

[0013] The second technical solution adopted by the present invention to solve its technical problem is:

[0014] The faucet includes a faucet body, a water user and a second water circuit, wherein the second water circuit is connected to the faucet body, and also includes the mechanical induction dual-control water outlet device, wherein the second water circuit is connected to the mechanical water outlet hole, and the first water circuit is connected to the universal water user.

[0015] In one embodiment: it also includes a control box, the dual-control water outlet mechanism is installed on the faucet body, the induction control mechanism includes a sensing unit and a solenoid valve, the sensing unit is connected to the solenoid valve, the solenoid valve is connected to the first water channel and is installed in the control box.

[0016] In one embodiment: it also includes a water flow unit, the first water channel includes a front water channel and a rear water channel, the water user and the rear water channel are connected in parallel to the front water channel, the water flow unit is provided with a first water channel and a second water channel in parallel, the rear water channel is connected to the first water channel, the second water channel constitutes a part of the second water channel, and the first water channel is merged into the second water channel; the sensing control mechanism is arranged in the rear water channel.

[0017] In one embodiment: both the first water passage and the second water passage are provided with a one-way valve.

[0018] In one embodiment: a water flow sensor is provided on the second waterway, the sensing control mechanism comprises a controller, a sensing unit and a solenoid valve, the controller is connected to the sensing unit, the solenoid valve and the water flow sensor, and the solenoid valve is connected to the first waterway.

[0019] Compared with the background technology, this technical solution has the following advantages:

[0020] The water temperature is controlled by rotating the movable plate, and whether the mechanical water outlet is discharging water is controlled by moving the movable plate. The induction water outlet is always open and whether the water is discharging is controlled by the induction control mechanism. It can not only realize the induction water outlet being always open, the mechanical water outlet switch control and the water temperature control, but also integrate the water temperature regulation, the mechanical water outlet control and the induction water outlet being always open.

[0021] A mixing water chamber is formed on the top of the moving plate, an opening and a water outlet are arranged at the bottom of the mixing water chamber, and a dial seal is fixedly mounted on the moving plate to seal the recess of the mixing water chamber. The dial can not only play a transmission role but also play a role in sealing the mixing water chamber, and the structure is compact.

[0022] The cold inner port of the cold water inlet hole, the hot inner port of the hot water inlet hole and the mechanical port of the mechanical water outlet hole are spaced apart and located on the surrounding area, the induction port of the induction water outlet hole is located both on the surrounding area and on the central area, the opening has a middle area and a side area connected to and located on the side of the middle area, the water outlet and the middle area are spaced apart, and the water outlet and the side area are respectively arranged on both sides of the middle area, so as to realize water temperature regulation, mechanical water outlet hole control and normal opening of the induction water outlet, and the mixing ratio of cold and hot water is constant during the swing switching process, the water temperature is constant, and seamless water path switching can be realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0024] Figure 1 Schematic diagram of the structure of a faucet in a specific implementation manner, in which arrows indicate the direction of water flow.

[0025] Figure 2 It is a three-dimensional exploded schematic diagram of a dual-control water outlet mechanism according to a specific implementation method.

[0026] Figure 3It is a partially cutaway three-dimensional exploded schematic diagram of a dual-control water outlet mechanism according to a specific implementation method.

[0027] Figure 4 It is a bottom view of the dual-control water outlet mechanism of a specific implementation method.

[0028] Figure 5 It is a partially cutaway three-dimensional schematic diagram of a dual-control water outlet mechanism according to a specific implementation method.

[0029] Figure 6 It is a structural schematic diagram of a moving piece of a specific implementation method.

[0030] Figure 7 It is a structural schematic diagram of a stator according to a specific implementation method.

[0031] Figure 8 yes Figure 4 AA section diagram Figure 1 , schematic diagram of the pendulum being in the first position and water flowing out of the sensing water outlet.

[0032] Fig. 9 yes Figure 4 AA section diagram Figure 2 , schematic diagram of the pendulum being in the second position and water flowing out of the sensing water outlet.

[0033] Fig.10 This is a schematic diagram of the coordination of the dual-control water outlet mechanism in a specific implementation method. Figure 1 , schematic diagram of the sensing water outlet and the moving piece at 0 degrees.

[0034] Fig.11 This is a schematic diagram of the coordination of the dual-control water outlet mechanism in a specific implementation method. Figure 2 , schematic diagram showing water flowing out of the sensing water outlet and the moving piece turning 45 degrees to the left.

[0035] Fig.12 This is a schematic diagram of the coordination of the dual-control water outlet mechanism in a specific implementation method. Figure 3 , schematic diagram showing water flowing out of the sensing water outlet and the moving piece turning right 45 degrees.

[0036] Fig.13 yes Figure 4 BB cross section diagram Figure 1 , schematic diagram of the pendulum in the first position and the mechanical water outlet closed.

[0037] Fig.14 yes Figure 4 BB cross section diagram Figure 2 , schematic diagram of the pendulum being in the second position and water flowing out of the mechanical water outlet.

[0038] Fig.15 This is a schematic diagram of the coordination of the dual-control water outlet mechanism in a specific implementation method. Figure 4 , schematic diagram of water flowing out of the mechanical water outlet and the moving piece at 0 degrees.

[0039] Fig.16 This is a schematic diagram of the coordination of the dual-control water outlet mechanism in a specific implementation method. Figure 5 , schematic diagram of water flowing out of the mechanical water outlet and the moving piece turning 45 degrees to the left.

[0040] Fig.17 This is a schematic diagram of the coordination of the dual-control water outlet mechanism in a specific implementation method. Figure 6 , schematic diagram of water flowing out of the mechanical water outlet and the moving piece turning 45 degrees to the right.

[0041] Fig.18 It is a schematic structural diagram of a faucet in another specific implementation manner.

[0042] Description of reference numerals: faucet body 1, water dispenser 2, second water path 3, dual-control water outlet mechanism 4, first water path 5, induction control mechanism 6, control box 7, water flow unit 8; fixed plate 41, movable plate 42, mechanical drive mechanism 43, dial 44, mounting seat 45, handle 46; cold water inlet hole 411, hot water inlet hole 412, induction water outlet hole 413, mechanical water outlet hole 414, cold inner port 4111, hot inner port 4121, mechanical port 4141 , side area 4131, middle area 4132, matching surface 415, central area 4151, surrounding area 4152; mixing chamber 421, opening 422, water outlet 423, middle area 4221, side area 4222; swing rod 431, rotating seat 432, matching hole 433; front water channel 51, rear water channel 52; solenoid valve 62; first water channel 81, second water channel 82, one-way valve 83, water flow sensor 84. DETAILED DESCRIPTION

[0043] Please refer to Figures 1 to 17 The faucet includes a faucet body 1, a water device 2, a second water channel 3 and a mechanical induction dual-control water outlet device. The mechanical induction dual-control water outlet device includes a dual-control water outlet mechanism 4, a first water channel 5 and a sensing control mechanism 6. The second water channel 3 is connected to the faucet body 1, and the first water channel 5 is connected to the universal water device 2. The water device 2 can be a water flosser, a water purification mechanism, etc.

[0044] The dual-control water outlet mechanism 4 includes a fixed plate 41, a movable plate 42 and a mechanical drive mechanism 43. The fixed plate 41 is provided with a cold water inlet hole 411, a hot water inlet hole 412, an induction water outlet hole 413 and a mechanical water outlet hole 414. The movable plate 42 is provided with a mixing water chamber 421 and an opening 422 and a water outlet 423 connected to the mixing water chamber 421. The mechanical drive mechanism 43 is connected to the movable plate 42 and can drive the movable plate 42 to move and rotate. The movable plate 42 is rotated to control The intersection of the opening 422, the cold water inlet hole 411 and the hot water inlet hole 412 is used to control the water temperature. The opening 422 and the water outlet 423 cooperate with the induction water outlet 413 and the water mixing chamber 421 and the induction water outlet 413 are constantly connected during the movement of the moving plate 42 through the opening 422 and the water outlet 423. The water outlet 423 and the mechanical water outlet 414 cooperate to control the opening and closing of the water outlet 423 and the mechanical water outlet 414 through the movement of the moving plate 42. The fixed plate and the moving plate are made of ceramic material.

[0045] In this specific embodiment: the dual-control water outlet mechanism 4 also includes a dial 44 and a mounting seat 45, the fixed plate 41 is fixedly mounted in the mounting seat 45, the top of the movable plate 42 is recessed to form the above-mentioned water mixing chamber 421, the bottom of the water mixing chamber 421 is arranged through to form the above-mentioned opening 422 and water outlet 423, the dial 44 is sealed and fixed on the movable plate 42 to seal the recess of the water mixing chamber 421, and the dial 44 and the movable plate 41 can be integrally movably mounted together, and the dial 44 and the movable plate 41 are integrally movably mounted in the mounting seat 45. The mechanical driving mechanism 43 includes a swing rod 431 and a rotating seat 432. The rotating seat 432 can be rotatably mounted in the mounting seat 45. The rotating seat 432, the dial 44, the moving plate 42 and the fixed plate 41 are arranged in sequence. The rotating seat 432 is provided with a matching hole 433 arranged through. The swing rod 431 can be swung and connected in the matching hole 433. The inner end of the swing rod 431 is connected to the dial 44. The swing of the swing rod 431 drives the dial 44 to move, and the rotation of the swing rod 431 drives the dial 44 to rotate. The structure is compact and easy to operate. A handle 46 and a base 47 are also included as needed. The handle and the swing rod are assembled together to drive the swing rod to move through the handle, and the base and the mounting seat are fixed together.

[0046] In this specific embodiment, the fixed plate 41 has a matching surface 415 for matching the movable plate 42, and the matching surface 415 has a central area 4151 and an enclosing area 4152 surrounding the central area 4151; the cold inner port 4111 of the cold water inlet hole 411, the hot inner port 4121 of the hot water inlet hole 412 and the mechanical port 4141 of the mechanical water outlet hole 414 are spaced apart on the enclosing area 4152, and the sensing port of the sensing water outlet hole 413 has a side area 4151. 131 and a connecting area 4132 connected and arranged on the inner side of the connecting area 4131, the connecting area 4131 is located on the surrounding area 4152, and the connecting area 4132 is located on the central area 4151; the cold inner port 4111, the hot inner port 4121, the mechanical port 4141 and the connecting area 4131 are sequentially arranged circumferentially in the surrounding area 4152; the opening 422 has a middle area 4221 and a connecting area 4221 connected and located on the side of the middle area 4221 The side area 4222, the water outlet 423 and the middle area 4221 are separated, and the water outlet 423 and the side area 4222 are respectively arranged on both sides of the middle area 4221; the side area 4222 and the cold water inlet hole 411 and the hot water inlet hole 412 cooperate to control the water temperature by rotating the movable plate 42, and the middle area 4221 and the water outlet 423 are both coordinated with the sensing water outlet hole 413. In the specific structure: the position of the sensing port corresponds to the position of the middle area 4221 and the water outlet 423, and the maximum spacing of the sensing port in the moving direction of the movable plate 42 is greater than the spacing between the middle area and the water outlet to ensure that the sensing port and the mixing water chamber are always connected, and the maximum spacing of the mechanical port 4141 is less than the spacing between the middle area and the water outlet to control the on-off of the mechanical port and the water outlet through the movement of the movable plate, and control the on-off of the mechanical port and the mixing water chamber. The above structure is compact and can improve the switching stability (the sensing outlet is always open, and the mechanical outlet is on-off controlled). Furthermore, the water outlet 423 and the mechanical port 4141 are both arc-shaped structures, and the center angle of the arc of the water outlet 423 is greater than the center angle of the arc of the mechanical port 4141, so that the switching is not affected during the water temperature switching process.

[0047] The first water channel 5 is connected to the inductive water outlet hole 413 , and the inductive control mechanism 6 is arranged in the first water channel 5 to control the on and off of the first water channel 5 ; the second water channel 3 is connected to the mechanical water outlet hole 414 of the dual-control water outlet mechanism 4 .

[0048] The faucet of this specific embodiment also includes a control box 7 and a water-passing unit 8. The first water path 5 includes a front water path 51 and a rear water path 52. The dual-control water outlet mechanism 4 is installed on the faucet body 1. The induction control mechanism 6 includes a sensing unit (not shown in the figure, such as a key panel, infrared sensor, etc.) and a solenoid valve 62. The sensing unit is connected to the solenoid valve 62. The solenoid valve 62 is connected to the rear water path 52 and is installed in the control box 7. The rear water path 52 and the water user 2 are connected in parallel to the front water path 51. The water-passing unit 8 includes a sensing unit (not shown in the figure, such as a key panel, infrared sensor, etc.) and a solenoid valve 62. The sensing unit is connected to the solenoid valve 62. The solenoid valve 62 is connected to the rear water path 52 and is installed in the control box 7. Element 8 is installed in the control box 7 and is provided with a first water passage 81 and a second water passage 82 in parallel. The rear water passage 52 is connected to the inlet of the first water passage 81, and the second water passage 82 constitutes a part of the second water passage 3. The outlet of the first water passage 81 is merged into the second water passage 3; a one-way valve 83 is provided on the first water passage 81 and the second water passage 82; a water flow sensor 84 is provided on the second water passage 82, and the induction control mechanism also includes a controller, which connects the induction unit, the solenoid valve and the water flow sensor. 1. Through the above structure, water can be discharged through the induction water outlet when the mechanical water outlet is closed; 2. A water flow sensor is provided to close the solenoid valve when the mechanical water outlet is opened (the water flow sensor provides a driving signal, and the driving signal can close the solenoid valve); 3. When the induction control mechanism is out of power, the water outlet can be controlled by the mechanical driving mechanism.

[0049] In the mechanical induction dual-control water outlet device of this specific embodiment, water is turned off by closing the mechanical water outlet hole or the induction control mechanism. The hot and cold water inlet holes are not closed, and the induction water outlet hole can be normally open (the water dispenser can discharge water without the mechanical drive mechanism switch), and the faucet can be used as an induction faucet by allowing water to flow normally when the handle is closed.

[0050] Fig.18 It is a structural schematic diagram of a faucet in another specific embodiment, which is different from the previous specific embodiment in that: the water user is a water purifier 21.

[0051] The above description is only a preferred embodiment of the present invention, and therefore cannot be used to limit the scope of the present invention. That is, equivalent changes and modifications made according to the patent scope of the present invention and the contents of the specification should still fall within the scope of the present invention.

Claims

1. Mechanical induction dual-control water outlet device, characterized by: include: A dual-control water outlet mechanism comprises a fixed plate, a movable plate and a mechanical drive mechanism, wherein the fixed plate is provided with a cold water inlet hole, a hot water inlet hole, an inductive water outlet hole and a mechanical water outlet hole, the movable plate is provided with a mixing water chamber and an opening and a water outlet connected to the mixing water chamber, the mechanical drive mechanism is connected to the movable plate and can drive the movable plate to move and rotate, and the intersection of the opening, the cold water inlet hole and the hot water inlet hole is controlled by rotating the movable plate to control the water temperature, the opening and the water outlet cooperate with the inductive water outlet hole, and the mixing water chamber and the inductive water outlet hole are constantly connected during the movement of the movable plate through the opening and the water outlet, and the water outlet and the mechanical water outlet hole cooperate to control the opening and closing of the water outlet and the mechanical water outlet hole through the movement of the movable plate; The first water path is connected to the induction water outlet; and The induction control mechanism is arranged in the first water channel.

2. The mechanical induction dual-control water outlet device according to claim 1, characterized in that: It also includes a dial, the top of the movable plate is recessed to form the above-mentioned water mixing chamber, the bottom of the water mixing chamber is penetrated to form the above-mentioned opening and water outlet, the dial is sealed and fixed on the movable plate to seal the recess of the water mixing chamber, and the mechanical drive mechanism is connected to the dial in a transmission manner.

3. The mechanical induction dual-control water outlet device according to claim 1, characterized in that: It also includes a dial and a mounting seat, the fixed plate is fixed in the mounting seat, the dial and the movable plate can be movably connected together as a whole and movably mounted in the mounting seat; the mechanical drive mechanism includes a rocker arm and a rotating seat, the rotating seat can be rotatably mounted in the mounting seat, and the rotating seat, the dial, the movable plate and the fixed plate are arranged in sequence, the rotating seat is provided with a matching hole arranged through, the rocker arm can be swingably connected in the matching hole, the inner end of the rocker arm is connected to the dial, the dial is moved by the swing of the rocker arm, and the dial is rotated by the rotation of the rocker arm.

4. The mechanical induction dual-control water outlet device according to claim 1, characterized in that: The fixed plate has a matching surface for matching the movable plate, and the matching surface has a central area and an enclosing area enclosing the central area; the cold inner port of the cold water inlet hole, the hot inner port of the hot water inlet hole and the mechanical port of the mechanical water outlet hole are spaced apart and located on the enclosing area, and the induction port of the induction water outlet hole is located both on the enclosing area and on the central area; the opening has a middle area and a side area connected to and located on the side of the middle area, the water outlet is spaced apart from the middle area, and the water outlet and the side area are respectively arranged on both sides of the middle area; the side area cooperates with the cold water inlet hole and the hot water inlet hole to control the water temperature by rotating the movable plate, and the middle area and the water outlet both cooperate with the induction water outlet hole.

5. The mechanical induction dual-control water outlet device according to claim 4, characterized in that: The sensing port comprises a side connection area and a middle connection area which is connected and arranged inside the side connection area, and the cold inner port, the hot inner port, the mechanical port and the side connection area are arranged circumferentially in the surrounding area in sequence; the position of the sensing port corresponds to the position of the middle area and the water outlet, and the maximum spacing of the sensing port along the moving direction of the moving plate is greater than the spacing between the middle area and the water outlet, and the maximum spacing of the mechanical port is less than the spacing between the middle area and the water outlet.

6. The mechanical induction dual-control water outlet device according to claim 4, characterized in that: The water outlet and the mechanical port are both in an arc-like structure, and the center angle of the arc of the water outlet is greater than the center angle of the arc of the mechanical port.

7. A faucet, comprising a faucet body, a water user and a second water path, wherein the second water path is connected to the faucet body, characterized in that: It also includes the mechanical induction dual-control water outlet device according to claim 1, the second water circuit is connected to the mechanical water outlet hole, and the water user is connected to the first water circuit.

8. The faucet according to claim 7, characterized in that: It also includes a control box. The dual-control water outlet mechanism is installed on the faucet body. The induction control mechanism includes an induction unit and a solenoid valve. The induction unit is connected to the solenoid valve. The solenoid valve is connected to the first water channel and installed in the control box.

9. The faucet according to claim 7, characterized in that: It also includes a water flow unit, the first water channel includes a front water channel and a rear water channel, the water user and the rear water channel are connected in parallel to the front water channel, the water flow unit is provided with a first water channel and a second water channel in parallel, the rear water channel is connected to the first water channel, the second water channel constitutes a part of the second water channel, and the first water channel is merged into the second water channel; the sensing control mechanism is arranged in the rear water channel.

10. The faucet according to claim 9, characterized in that: Both the first water passage and the second water passage are provided with one-way valves.

11. The faucet according to claim 7, characterized in that: The second waterway is provided with a water flow sensor, the induction control mechanism comprises a controller, an induction unit and an electromagnetic valve, the controller is connected to the induction unit, the electromagnetic valve and the water flow sensor, and the electromagnetic valve is connected to the first waterway.

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