CN215596478U

CN215596478U - Induction tap

Info

Publication number: CN215596478U
Application number: CN202121849748.0U
Authority: CN
Inventors: 闫喜梁; 林谋拥; 吴文波
Original assignee: Xiamen Forbetter Sanitary Ware Co Ltd
Current assignee: Xiamen Forbetter Sanitary Ware Co Ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-21
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses an induction faucet, which comprises a faucet valve body, a mechanical temperature regulating valve, an electromagnetic valve, an inductor, a water pressure shunt valve and a water outlet nozzle, wherein the mechanical temperature regulating valve is arranged on the faucet valve body; the first water inlet port and the second water inlet port of the mechanical temperature regulating valve are respectively communicated with the first water outlet hole and the second water outlet hole of the faucet valve body, and the water outlet port of the mechanical temperature regulating valve is communicated with the water outlet nozzle; the electromagnetic valve controls whether the third water outlet hole of the faucet valve body can pass water according to the sensing signal of the sensor, and the third water outlet hole is communicated with the water outlet nozzle; the hydraulic pressure shunt valve is matched in a shunt cavity of the faucet valve body, the first shunt opening or the second shunt opening is controlled to be communicated with the water inlet by hydraulic pressure driving, and the first shunt opening and the second shunt opening are respectively connected with the first water outlet and the third water outlet. The utility model has two using modes of induction control and manual control, and can be conveniently used by people.

Description

Induction tap

Technical Field

The utility model relates to the field of faucets, in particular to an induction faucet.

Background

Compared with a mechanical faucet, the induction faucet can realize non-contact induction water outlet control, and is more sanitary and convenient to use. However, many existing induction faucets are not manually controlled, so that once the induction faucet is powered off, the induction faucet cannot be used, and the use limitation exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an induction tap which has two using modes of induction control and manual control and is convenient for people to use.

In order to achieve the above purpose, the solution of the utility model is:

an induction tap comprises a tap valve body, a mechanical temperature regulating valve, an electromagnetic valve, an inductor, a water pressure shunt valve and a water outlet nozzle; the tap valve body is provided with a first water inlet hole, a second water inlet hole, a first water outlet hole, a second water outlet hole and a third water outlet hole; a water distribution cavity is formed in the faucet valve body, and is provided with a water inlet communicated with the first water inlet hole, a first water distribution port communicated with the first water outlet hole and a second water distribution port communicated with the third water outlet hole, the second water inlet hole is communicated with the second water outlet hole, and the third water outlet hole is communicated with the water outlet nozzle; the first water inlet port and the second water inlet port of the mechanical temperature regulating valve are respectively communicated with the first water outlet hole and the second water outlet hole of the faucet valve body, and the water outlet port of the mechanical temperature regulating valve is communicated with the water outlet nozzle; the electromagnetic valve is arranged on the faucet valve body and is electrically connected with the sensor, and the electromagnetic valve controls whether the third water outlet can pass water or not according to a sensing signal of the sensor; the hydraulic pressure shunt valve is matched in the shunt cavity, and when the first water inlet port and the water outlet port of the mechanical temperature regulating valve are communicated or disconnected, the hydraulic pressure shunt valve is driven by water pressure to control the first water diversion port or the second water diversion port to be communicated with the water inlet.

The induction faucet further comprises a faucet main body, the faucet valve body is arranged in the faucet main body, the water outlet nozzle is connected with the faucet main body, two sealing pieces are matched between the faucet valve body and the faucet main body, a water outlet cavity communicated with the water outlet nozzle is formed between the two sealing pieces and the faucet valve body and between the two sealing pieces and the faucet main body, and a third water outlet hole of the faucet valve body is communicated with the water outlet cavity.

The faucet valve body is provided with a water passing channel, the water inlet end of the water passing channel is communicated with the water outlet end of the mechanical temperature regulating valve, and the water outlet end of the water passing channel is communicated with the water outlet cavity.

The opening of the first water inlet hole and the opening of the second water inlet hole of the faucet valve body face downwards, the opening of the first water outlet hole and the opening of the second water outlet hole of the faucet valve body face upwards, the mechanical temperature regulating valve is installed at the top of the faucet valve body, the opening of the first water inlet port and the opening of the second water inlet port of the mechanical temperature regulating valve face downwards, and the first water inlet port and the second water inlet port are respectively in butt joint with the first water outlet hole and the second water outlet hole of the faucet valve body.

The faucet valve body is also provided with a control water cavity, the control water cavity is provided with a water inlet communicated with the second water distributing opening and a water outlet communicated with the third water outlet opening, and the valve head of the electromagnetic valve extends into the control water cavity and controls whether the water inlet is communicated with the water outlet or not.

The hydraulic pressure water dividing valve comprises a piston and a piston seat, the piston seat is in sealing fit in the water dividing cavity to divide the water dividing cavity into a first water dividing cavity communicated with the water inlet hole and the first water dividing port and a second water dividing cavity communicated with the second water dividing port, the piston seat is provided with a through hole facing the first water dividing port, and the through hole is used for communicating the first water dividing cavity with the second water dividing cavity; the piston comprises a piston rod, a first plug and a second plug, the first plug and the second plug are respectively matched with two ends of the piston rod, the piston rod movably penetrates through the through hole, the first plug and the second plug movably plug the first water distributing opening and the through hole respectively, and the diameter of the through hole is smaller than that of the first water distributing opening.

The first plug is elastic, and the side wall of the first plug is a tapered conical surface.

The inner wall of the through hole of the piston seat is provided with an inward convex blocking edge, and the blocking edge is used for abutting against the end face, facing the first plug, of the second plug.

And a water passing groove is formed in the side wall of the piston rod of the piston along the axial direction of the piston rod.

The faucet valve body is provided with a mounting hole communicated with the second water diversion cavity, and the mounting hole is in sealing fit with a mounting seat; the inner wall of the water distribution cavity is provided with a limiting edge, the limiting edge and the mounting seat are respectively abutted against two ends of the piston sleeve, and a water passing gap is formed between the mounting seat and the piston sleeve.

After the scheme is adopted, when the mechanical temperature regulating valve is operated to enable the first water inlet port and the water outlet port of the mechanical temperature regulating valve to be communicated, the mechanical temperature regulating valve is opened, the water pressure water dividing valve acts under the action of water pressure to control the communication between the water inlet of the water dividing cavity and the first water dividing port and the disconnection between the water inlet of the water dividing cavity and the second water dividing port, and then the first water dividing port is enabled to be filled with water, and the second water dividing port is enabled not to be filled with water; at the moment, the water outlet port of the mechanical temperature regulating valve can convey water flow to the water outlet nozzle, people can control the water outlet temperature of the water outlet nozzle through the mechanical temperature regulating valve, and the action of the electromagnetic valve cannot influence whether the water outlet nozzle discharges water or not, so that the induction faucet disclosed by the utility model realizes a use mode of manual control;

when the first water inlet port and the first water outlet port of the mechanical temperature regulating valve are disconnected, the mechanical temperature regulating valve is closed at the moment, so that the water outlet port of the mechanical temperature regulating valve cannot discharge water, the hydraulic pressure shunt valve acts under the action of water pressure to control the communication between the water inlet of the shunt cavity and the second shunt port and the disconnection between the water inlet of the shunt cavity and the first shunt port, and then the water inlet of the second shunt port and the water inlet of the first shunt port cannot enter water; at the moment, the action of the electromagnetic valve can control whether the third water outlet hole is filled with water or not and control whether the water outlet nozzle is filled with water or not, and the action of the electromagnetic valve is controlled by a sensing signal of the sensor, so that the induction tap realizes the use mode of induction control.

Therefore, the induction tap has two use modes of manual control and induction control, so that people can discharge water through the manual control mode when the induction control use mode fails due to no electricity or damage of electronic devices, and water consumption of people is guaranteed; in addition, the induction faucet can discharge water for a long time in a manual control mode, so that the water using experience of people is improved. In addition, the water pressure shunt valve can automatically control the communication between the first water diversion port or the second water diversion port and the water inlet under the action of water pressure, so that when the mechanical temperature regulating valve is opened and the first water inlet port and the water outlet port of the mechanical temperature regulating valve are communicated, the action of the electromagnetic valve cannot influence whether the water outlet nozzle discharges water or not (namely, induction control fails automatically when people use manual control), and the electromagnetic valve can control whether the water outlet nozzle discharges water or not according to the induction signal of the inductor without opening the mechanical temperature regulating valve (namely, people do not need to open the mechanical temperature regulating valve when using induction control), thereby effectively improving the user experience.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic view of the faucet valve body of the present invention, FIG. 1;

FIG. 4 is a schematic view of the faucet valve body of the present invention in construction 2;

FIG. 5 is an exploded view of the hydraulic diverter valve of the present invention;

FIG. 6 is a cross-sectional view of the present invention 1;

FIG. 7 is a cross-sectional view of the present invention 2;

FIG. 8 is a cross-sectional view of the present invention 3;

FIG. 9 is a cross-sectional view 4 of the present invention;

FIG. 10 is a cross-sectional view of the present invention 5;

description of reference numerals:

the faucet valve body 1, a first water inlet hole 11, a second water inlet hole 12, a first water outlet hole 13, a second water outlet hole 14, a third water outlet hole 15, a water diversion cavity 16, a first water diversion cavity 1601, a second water diversion cavity 1602, a water inlet 161, a first water diversion hole 162, a second water diversion hole 163, a mounting hole 164, a limiting edge 165, a core pulling hole 166, a core pulling hole 167, a water passing channel 17, a ring groove 18, a control water cavity 19, a water inlet 191, a water outlet 192 and an assembling hole 193,

a mechanical temperature adjusting valve 2, a first water inlet port 21, a second water inlet port 22, a water outlet port 23, a rocker 24, an operating handle 25,

the position of the solenoid valve 3, the valve head 31,

the number of the inductors 4 is set to be,

the hydraulic pressure shunt valve 5, the piston 51, the piston rod 511, the water passing groove 5111, the first plug 512, the second plug 513, the piston seat 52, the through hole 521, the blocking edge 5211,

a water outlet nozzle 6 is arranged on the upper portion of the water outlet,

the faucet body 7, the stopper 71, the valve cover 72,

the mounting base 8, the water passing gap 81,

the sealing element a, the sealing ring b, the plug c, the blocking block d and the water outlet cavity s.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

As shown in fig. 1 to 10, the present invention discloses an induction faucet, which comprises a faucet valve body 1, a mechanical temperature regulating valve 2, an electromagnetic valve 3, an inductor 4, a water pressure shunt valve 5 and a water outlet nozzle 6; the faucet valve body 1 is provided with a first water inlet hole 11, a second water inlet hole 12, a first water outlet hole 13, a second water outlet hole 14 and a third water outlet hole 15, a water distribution cavity 16 is formed in the faucet valve body 1, the water distribution cavity 16 is provided with a water inlet 161 communicated with the first water inlet hole 11, a first water distribution port 162 communicated with the first water outlet hole 13 and a second water distribution port 163 communicated with the third water outlet hole 15, the second water inlet hole 12 is communicated with the second water outlet hole 14, and the third water outlet hole 15 is communicated with the water outlet nozzle 6; the first water inlet port 21 and the second water inlet port 22 of the mechanical temperature regulating valve 2 are respectively communicated with the first water outlet hole 13 and the second water outlet hole 14 of the faucet valve body 1, and the water outlet port 23 of the mechanical temperature regulating valve 2 is communicated with the water outlet nozzle 6; the electromagnetic valve 3 is installed on the faucet valve body 1, the electromagnetic valve 3 is electrically connected with the sensor 4, and the electromagnetic valve 3 controls whether the third water outlet hole 15 can be drained or not according to a sensing signal of the sensor 4 so as to control the communication between the second water dividing opening 163 and the water outlet nozzle 6; the hydraulic pressure shunt valve 5 is fitted in the shunt chamber 16, and when the hydraulic pressure shunt valve 5 is connected or disconnected between the first water inlet port 21 and the water outlet port 23 of the mechanical temperature control valve 2, the hydraulic pressure shunt valve 5 is driven by water pressure to control the first shunt port 162 or the second shunt port 163 to be connected with the water inlet 161.

When the mechanical temperature regulating valve 2 is operated to enable the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 to be communicated, at the moment, the mechanical temperature regulating valve 2 is opened, the hydraulic pressure water dividing valve 5 acts under the action of water pressure to control the communication between the water inlet 161 of the water dividing cavity 16 and the first water dividing port 162 and control the disconnection between the water inlet 161 of the water dividing cavity 16 and the second water dividing port 163, and therefore the first water dividing port 162 is enabled to feed water, and the second water dividing port 163 is enabled not to feed water; at the moment, the water outlet port 23 of the mechanical temperature regulating valve 2 can convey water flow to the water outlet nozzle 6, people can control the water outlet temperature of the water outlet nozzle 6 through the mechanical temperature regulating valve 2, and the action of the electromagnetic valve 3 cannot influence whether the water outlet nozzle 6 is discharged or not, so that the induction faucet of the utility model realizes the use mode of manual control.

When the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are disconnected, the mechanical temperature regulating valve 2 is closed at the moment, so that the water outlet port 23 of the mechanical temperature regulating valve 2 does not discharge water, the hydraulic water dividing valve 5 acts under the action of water pressure to control the communication between the water inlet 161 and the second water dividing port 163 of the water dividing cavity 16 and control the disconnection between the water inlet 161 and the first water dividing port 162 of the water dividing cavity 16, and further the water is introduced into the second water dividing port 163, and the water is not introduced into the first water dividing port 162; at this time, the action of the electromagnetic valve 3 controls whether the third water outlet hole 15 is through and whether the water outlet nozzle 6 is out, and the action of the electromagnetic valve 3 is controlled by the sensing signal of the sensor 4, so that the induction tap of the utility model realizes the use mode of induction control.

Therefore, the induction tap has two use modes of manual control and induction control, so that people can discharge water through the manual control mode when the induction control use mode fails due to no electricity or damage of electronic devices, and water consumption of people is guaranteed; in addition, the induction faucet can discharge water for a long time in a manual control mode, so that the water using experience of people is improved. In addition, the hydraulic pressure shunt valve 5 of the utility model can automatically control the communication between the first shunt opening 162 or the second shunt opening 163 and the water inlet 161 under the action of the water pressure, so that when the mechanical temperature regulating valve 2 is opened and the first water inlet port 21 and the water outlet port 23 are communicated, the action of the electromagnetic valve 3 does not influence whether the water outlet nozzle 6 discharges water (namely, the induction control fails automatically when people use manual control), and the electromagnetic valve 3 controls whether the water outlet nozzle 6 discharges water according to the induction signal of the inductor 4 without opening the mechanical temperature regulating valve 2 (namely, people do not need to open the mechanical temperature regulating valve 2 when using induction control), thereby effectively improving the user experience.

As shown in fig. 1, 2 and 6 to 10, the induction faucet of the present invention may further include a faucet body 7, the faucet valve body 1 is installed in the faucet body 7, the water outlet nozzle 6 is connected to the faucet body 7, two sealing members a are fitted between the faucet valve body 1 and the faucet body 7, a water outlet cavity s communicated with the water outlet nozzle 6 is formed between the two sealing members a and the faucet valve body 1 and the faucet body 7, and a third water outlet hole 15 of the faucet valve body 1 is communicated with the water outlet cavity s so that the third water outlet hole 15 is communicated with the water outlet nozzle 6 through the water outlet cavity s; the arrangement of the utility model can facilitate the communication between the third water outlet hole 15 and the water outlet nozzle 6; the faucet valve body 1 can be provided with a water passing channel 17, the water inlet end of the water passing channel 17 is communicated with the water outlet port 23 of the mechanical temperature adjusting valve 2, and the water outlet end of the water passing channel 17 is communicated with the water outlet cavity s, so that the water outlet port 23 of the mechanical temperature adjusting valve 2 is communicated with the water outlet nozzle 6 through the water passing channel 17 and the water outlet cavity s, and the communication between the water outlet port 23 of the mechanical temperature adjusting valve 2 and the water outlet nozzle 6 is convenient to realize. Wherein, the side wall of the tap valve body 1 can be provided with two ring grooves 18 for embedding the sealing element a, thereby avoiding the displacement of the sealing element a; the water outlet nozzle 6 can be connected with the faucet body 7 in a welding mode, so that the water outlet nozzle 6 is communicated with the water outlet cavity s.

As shown in fig. 3, 4 and 6 to 8, the openings of the first water inlet 11 and the second water inlet 12 of the faucet valve body 1 may face downward, the openings of the first water outlet 13 and the second water outlet 14 of the faucet valve body 1 may face upward, the mechanical temperature control valve 2 is installed on the top of the faucet valve body 1, the openings of the first water inlet port 21 and the second water inlet port 22 of the mechanical temperature control valve 2 face downward, and the first water inlet port 21 and the second water inlet port 22 are respectively butted with the first water outlet 13 and the second water outlet 14 of the faucet valve body 1; according to the arrangement of the utility model, the faucet valve body 1 and the mechanical temperature regulating valve 2 can be arranged in an up-and-down stacked manner, so that the transverse space occupation of the faucet valve body 1 and the mechanical temperature regulating valve 2 on the faucet main body 7 is reduced, and meanwhile, the first water inlet port 21 and the second water inlet port 22 of the mechanical temperature regulating valve 2 are conveniently communicated with the first water outlet hole 13 and the second water outlet hole 14 of the faucet valve body 1 respectively. As shown in fig. 6 to 8, the faucet body 7 can be opened up and down, the faucet valve body 1 and the mechanical temperature control valve 2 are installed in the inner cavity of the faucet body 7, the mechanical temperature control valve 2 is arranged on the upper side of the faucet valve body 1, the inner wall of the faucet body 7 is provided with a stop block 71 abutting against the bottom side of the faucet valve body 1, the upper opening of the faucet body 7 is matched with a valve cover 72, the valve cover 72 presses the mechanical temperature control valve 2 to limit the mechanical temperature control valve 2 to move upwards, and thus the mechanical temperature control valve 2 and the faucet valve body 1 can be limited by the stop block 71 and the valve cover 72, so that the mechanical temperature control valve 2 and the faucet valve body 1 are installed in the faucet body 7; the valve cover 72 can be connected with the tap main body 7 through threads, the rocker 24 of the mechanical temperature adjusting valve 2 penetrates through the valve cover 72 and then is connected with an operating handle 25, and people can easily rotate the rocker 24 of the mechanical temperature adjusting valve 2 through the operating handle 25.

As shown in fig. 4 and 6, the faucet valve body 1 is further provided with a control water chamber 19, and the control water chamber 19 has a water inlet 191 communicated with the second water dividing opening 163 and a water outlet 192 communicated with the third water outlet opening 15; the valve head 31 of the electromagnetic valve 3 extends into the control water cavity 19 and controls whether the water inlet 191 is communicated with the water outlet 192 or not so as to control whether the second water dividing opening 163 is communicated with the third water outlet 15 or not, and further control whether the third water outlet 15 can pass water or not. The valve head 31 of the electromagnetic valve 3 can be opposite to the water outlet 192 and movably blocks the water outlet 192, the control water cavity 19 is provided with an assembly port 193 for the valve head 31 of the electromagnetic valve 3 to extend into, the electromagnetic valve 3 can block the assembly port 193 to prevent the assembly port 193 from leaking water, the assembly port 193 can be arranged at the bottom of the faucet valve body 1 to enable the electromagnetic valve 3 to be matched with the bottom of the faucet valve body 1, and the mechanical temperature regulating valve 2 is matched with the top of the faucet valve body 1, so that the mechanical temperature regulating valve 2, the faucet valve body 1 and the electromagnetic valve 3 are sequentially arranged from top to bottom, and therefore the space occupation of the mechanical temperature regulating valve 2, the faucet valve body 1 and the electromagnetic valve 3 in the transverse direction is reduced, and further the bore diameter of an inner cavity of the faucet body 1 is reduced. The electromagnetic valve 3 can be locked with the faucet valve body 1 through screws.

As shown in fig. 2, 5 and 8, the hydraulic pressure shunt valve 5 includes a piston 51 and a piston seat 52, the piston seat 52 is hermetically fitted in the shunt chamber 16 to divide the shunt chamber 16 into a first shunt chamber 1601 communicating with the water inlet 161 and the first shunt opening 162 and a second shunt chamber 1602 communicating with the second shunt opening 163, the piston seat 52 is provided with a through hole 521 facing the first shunt opening 162, and the through hole 521 is used for communicating the first shunt chamber 1601 and the second shunt chamber 1602; the piston 51 comprises a piston rod 511, and a first plug 512 and a second plug 513 respectively fitted to two ends of the piston rod 511, the piston rod 511 movably passes through a through hole 521, the first plug 512 and the second plug 513 respectively movably block the first water distributing opening 162 and the through hole 521, and the diameter of the through hole 521 is smaller than that of the first water distributing opening 162. According to the pascal principle, the pressure intensity of the first plug 512 and the pressure intensity of the second plug 513 under the action of water flow in the first water cavity 1601 are the same, and the diameter of the through hole 521 is smaller than that of the first water distribution port 162, so that the area of a pressure-receiving surface of the first plug 512 for plugging the first water distribution port 162 under the action of the water flow in the first water cavity 1601 is larger than that of a pressure-receiving surface of the second plug 513 for plugging the through hole 521 under the action of the water flow in the first water cavity 1601, and the acting force of the first plug 512 under the action of the water flow in the first water cavity 1601 is larger than that of the second plug 513 under the action of the water flow in the first water cavity 1601; when the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are communicated, the pressure on the side, close to the first water inlet port 21, of the mechanical temperature regulating valve 2 of the first plug 512 is reduced, at this time, the piston 51 is moved towards the direction close to the first water dividing port 162 under the action of water pressure, so that the first plug 512 opens the first water dividing port 162 and the second plug 513 closes the through hole 521, at this time, the water inlet 161 of the water dividing cavity 16 is communicated with the first water dividing port 162, and the water inlet 161 of the water dividing cavity 16 is disconnected from the second water dividing port 163; when the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are disconnected, the side of the first plug 512 close to the first water inlet port 21 of the mechanical temperature regulating valve 2 bears static pressure, at this time, the piston 51 moves towards the direction close to the second water dividing chamber 1602 under the action of water pressure, so that the first plug 512 closes the first water dividing port 162 and the second plug 513 opens the through hole 521, at this time, the water inlet 161 of the water dividing chamber 16 is disconnected from the first water dividing port 162, and the water inlet 161 of the water dividing chamber 16 is communicated with the second water dividing port 163. The first plug 512 has elasticity, and the side wall of the first plug 512 is a tapered conical surface, when the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are communicated, so that the piston 51 moves towards the direction close to the first water dividing port 162, the side wall of the first plug 512 contracts under the action of water flow to open the first water dividing port 162, and when the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are disconnected, so that the piston 51 moves towards the direction close to the second water dividing chamber 1602, the side wall of the first plug 512 expands to block the first water dividing port 162; the side wall of the second plug 513 may be fitted with a sealing ring b so that the second plug 513 can tightly block the through hole 521, when the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are communicated to make the piston 51 move toward the first water dividing port 162, the second plug 513 enters the through hole 521 to block the through hole 521, and when the first water inlet port 21 and the water outlet port 23 of the mechanical temperature regulating valve 2 are disconnected to make the piston 51 move toward the second water dividing chamber 1602, the second plug 513 is separated from the through hole 521 to open the through hole 521.

As shown in fig. 8, an inward protruding retaining edge 5211 may be disposed on an inner wall of the through hole 521 of the piston seat 52, and the retaining edge 5211 is configured to abut against an end surface of the second plug 513 facing the first plug 512 to limit the maximum displacement of the piston 51 moving toward the direction close to the first water dividing opening 162, so as to prevent the piston 51 from being separated from the through hole 521; the side wall of the piston rod 511 of the piston 51 is provided with a water passing groove 5111 along the axial direction thereof, the water passing groove 5111 prevents the piston rod 511 from blocking the through hole 521 and reduces the material consumption of the piston rod 511, the piston rod 511 and the second plug 513 can be integrally injection-molded, and the first plug 512 and the piston rod 511 can be respectively molded.

As shown in fig. 4 and 8, the faucet valve body 1 is provided with a mounting hole 164 communicated with the second diversion cavity 1602, the hydraulic diversion valve 5 can be installed in the diversion cavity 16 from the mounting hole 164, and the mounting hole 164 is hermetically fitted with a mounting seat 8 to prevent water leakage from the mounting hole 164; the inner wall of the water diversion cavity 16 is provided with a limiting edge 165, the limiting edge 165 and the mounting seat 8 respectively abut against two ends of the piston sleeve 52 to fix the piston sleeve 52, and a water gap 81 is formed between the mounting seat 8 and the piston sleeve 52 to ensure that water flow can flow into the second water diversion port 163 from the through hole 521.

As shown in fig. 2, 3, 4, 9 and 10, the faucet valve body 1 may be provided with a core-pulling hole 166 opposite to and communicating with the water inlet 161 so as to injection mold the water inlet 161, and the core-pulling hole 166 is blocked by a plug c to prevent water leakage; the faucet valve body 1 can be further provided with a core pulling opening 167 communicated with the second water dividing opening 163, the water inlet 191, the second water dividing opening 163 and the core pulling opening 167 are arranged in a row, so that the water inlet 191 and the second water dividing opening 163 can be conveniently formed in an injection molding mode, and the core pulling opening 167 is blocked by the blocking block d to prevent water leakage.

As shown in fig. 1 and 2, the sensor 4 can be mounted on the tap main body 7 to sense a human body, and the sensor 4 can be a reflective infrared sensor; it should be noted that the sensor 4 is not limited to be mounted on the faucet body 7, and the sensor 4 may be mounted on the faucet 6 or other parts of the induction faucet as long as the sensor 4 can easily sense a human body.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims

1. An induction faucet, comprising: the water tap comprises a tap valve body, a mechanical temperature regulating valve, an electromagnetic valve, a sensor, a water pressure shunt valve and a water outlet nozzle;

the tap valve body is provided with a first water inlet hole, a second water inlet hole, a first water outlet hole, a second water outlet hole and a third water outlet hole; a water distribution cavity is formed in the faucet valve body, and is provided with a water inlet communicated with the first water inlet hole, a first water distribution port communicated with the first water outlet hole and a second water distribution port communicated with the third water outlet hole, the second water inlet hole is communicated with the second water outlet hole, and the third water outlet hole is communicated with the water outlet nozzle;

the first water inlet port and the second water inlet port of the mechanical temperature regulating valve are respectively communicated with the first water outlet hole and the second water outlet hole of the faucet valve body, and the water outlet port of the mechanical temperature regulating valve is communicated with the water outlet nozzle;

the electromagnetic valve is arranged on the faucet valve body and is electrically connected with the sensor, and the electromagnetic valve controls whether the third water outlet can pass water or not according to a sensing signal of the sensor;

the hydraulic pressure shunt valve is matched in the shunt cavity, and when the first water inlet port and the water outlet port of the mechanical temperature regulating valve are communicated or disconnected, the hydraulic pressure shunt valve is driven by water pressure to control the first water diversion port or the second water diversion port to be communicated with the water inlet.

2. The induction faucet of claim 1, wherein: the novel faucet is characterized by further comprising a faucet body, the faucet valve body is arranged in the faucet body, the water outlet nozzle is connected with the faucet body, two sealing pieces are matched between the faucet valve body and the faucet body, a water outlet cavity communicated with the water outlet nozzle is formed between the two sealing pieces and the faucet valve body and between the two sealing pieces and the faucet body, and a third water outlet hole of the faucet valve body is communicated with the water outlet cavity.

3. The induction faucet of claim 2, wherein: the faucet valve body is provided with a water passing channel, the water inlet end of the water passing channel is communicated with the water outlet end of the mechanical temperature regulating valve, and the water outlet end of the water passing channel is communicated with the water outlet cavity.

4. An induction tap as claimed in claim 1 or 2, wherein: the opening of the first water inlet hole and the opening of the second water inlet hole of the faucet valve body face downwards, the opening of the first water outlet hole and the opening of the second water outlet hole of the faucet valve body face upwards, the mechanical temperature regulating valve is installed at the top of the faucet valve body, the opening of the first water inlet port and the opening of the second water inlet port of the mechanical temperature regulating valve face downwards, and the first water inlet port and the second water inlet port are respectively in butt joint with the first water outlet hole and the second water outlet hole of the faucet valve body.

5. An induction tap as claimed in claim 1 or 2, wherein: the faucet valve body is also provided with a control water cavity, the control water cavity is provided with a water inlet communicated with the second water distributing opening and a water outlet communicated with the third water outlet opening, and the valve head of the electromagnetic valve extends into the control water cavity and controls whether the water inlet is communicated with the water outlet or not.

6. The induction faucet of claim 1, wherein: the hydraulic pressure water dividing valve comprises a piston and a piston seat, the piston seat is in sealing fit in the water dividing cavity to divide the water dividing cavity into a first water dividing cavity communicated with the water inlet hole and the first water dividing port and a second water dividing cavity communicated with the second water dividing port, the piston seat is provided with a through hole facing the first water dividing port, and the through hole is used for communicating the first water dividing cavity with the second water dividing cavity;

the piston comprises a piston rod, a first plug and a second plug, the first plug and the second plug are respectively matched with two ends of the piston rod, the piston rod movably penetrates through the through hole, the first plug and the second plug movably plug the first water distributing opening and the through hole respectively, and the diameter of the through hole is smaller than that of the first water distributing opening.

7. The induction faucet of claim 6, wherein: the first plug is elastic, and the side wall of the first plug is a tapered conical surface.

8. The induction faucet of claim 6, wherein: the inner wall of the through hole of the piston seat is provided with an inward convex blocking edge, and the blocking edge is used for abutting against the end face, facing the first plug, of the second plug.

9. An induction tap as claimed in claim 6 or 8 wherein: and a water passing groove is formed in the side wall of the piston rod of the piston along the axial direction of the piston rod.

10. The induction faucet of claim 6, wherein: the faucet valve body is provided with a mounting hole communicated with the second water diversion cavity, and the mounting hole is in sealing fit with a mounting seat; the inner wall of the water distribution cavity is provided with a limiting edge, the limiting edge and the mounting seat are respectively abutted against two ends of the piston sleeve, and a water passing gap is formed between the mounting seat and the piston sleeve.