CN106969166B - Control valve of induction type temperature-adjustable water tap - Google Patents
Control valve of induction type temperature-adjustable water tap Download PDFInfo
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- CN106969166B CN106969166B CN201710326464.5A CN201710326464A CN106969166B CN 106969166 B CN106969166 B CN 106969166B CN 201710326464 A CN201710326464 A CN 201710326464A CN 106969166 B CN106969166 B CN 106969166B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Temperature-Responsive Valves (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses a control valve of an induction type temperature-adjustable faucet, which comprises a valve seat, a water path control device, an induction control device, a power supply device and a temperature adjusting device, wherein the water path control device, the induction control device and the power supply device are arranged on the valve seat, the temperature adjusting device is arranged in the valve seat, the bottom of the valve seat is provided with a cold water hole and a hot water hole which are arranged side by side, the valve seat is also provided with a water outlet hole, a cavity for arranging the temperature adjusting device is arranged in the valve seat, the cavity is respectively communicated with the cold water hole, the hot water hole and the water outlet hole, and the temperature adjusting device comprises a fixed valve sleeve, a temperature adjusting valve core, a temperature adjusting transmission rod and a temperature adjusting handle which are coaxially and sequentially arranged in the cavity. The invention provides the control valve of the induction type temperature-adjustable water faucet, which is reasonable in design and small in size, so that the water faucet is more compact in structure, more convenient to install and use, flexible in temperature adjustment and capable of meeting water outlet requirements of different temperatures.
Description
Technical Field
The invention relates to the technical field of water heating bathrooms, in particular to a control valve of an induction type temperature-adjustable faucet.
Background
The induction type faucet is widely applied to water supply systems of toilets, kitchens and the like, a control valve composed of an induction control device, a power supply device, an electromagnetic valve and the like is usually installed in the induction type faucet, when the induction type faucet is used, a hand or an article enters a set induction area to send out an induction signal, the induction control device triggers the electromagnetic valve to control the opening and closing of a valve core of the electromagnetic valve, and therefore the opening and closing of water flow are controlled. The current induction type faucet also has a temperature adjusting function, but the defects of complex structure, large volume and slow temperature adjustment exist due to the unreasonable design of a control valve inside the induction type faucet, so that troubles are brought to the processing, installation and use of the induction type faucet.
Disclosure of Invention
The invention aims to provide the control valve of the induction type temperature-adjustable water faucet, which is reasonable in design and small in size, so that the structure of the water faucet is more compact, the water faucet is more convenient to install and use, the temperature adjustment is flexible, and the water outlet requirements of different temperatures can be met.
In order to achieve the above purpose, the solution of the invention is:
a control valve of an induction type temperature-adjustable faucet comprises a valve seat, a water path control device, an induction control device, a power supply device and a temperature adjusting device, wherein the water path control device, the induction control device and the power supply device are installed on the valve seat, the temperature adjusting device is installed in the valve seat, a cold water hole and a hot water hole are arranged in parallel at the bottom of the valve seat, a water outlet hole is also formed in the valve seat, a cavity for arranging the temperature adjusting device is formed in the valve seat, and the cavity is respectively communicated with the cold water hole, the hot water hole and the water outlet hole;
the temperature adjusting device comprises a fixed valve sleeve, a temperature adjusting valve core, a temperature adjusting transmission rod and a temperature adjusting handle which are coaxially and sequentially arranged in the cavity, the fixed valve sleeve is arranged at one end, close to the cold water hole, of the valve seat and is in sealing connection with the end of the valve seat, the temperature adjusting transmission rod is arranged at one end, close to the hot water hole, of the valve seat and is in sealing connection with the end of the valve seat, a water flow groove for cold water to flow in is formed in the periphery of the fixed valve sleeve, one end of the temperature adjusting valve core is sleeved in the fixed valve sleeve and can move in the fixed valve sleeve along the length direction of the fixed valve sleeve, a gap for cold water to flow out of the fixed valve sleeve is formed between the part, extending into the fixed valve sleeve, of the temperature adjusting valve core and the inner side wall of the fixed valve sleeve, a water retaining part for limiting the stroke of the temperature adjusting valve core is arranged in the cavity, a water retaining sealing gasket in sealing fit with the water retaining part is arranged on the temperature adjusting valve core, the water outlet is arranged between the fixed valve sleeve and the water retaining part, the water outlet is arranged between the fixed valve sleeve and the water retaining handle, and the temperature adjusting handle;
the water path control device comprises a water path control valve for opening and closing the water outlet hole and an electromagnetic valve for opening and closing a water path in the water path control valve, the electromagnetic valve is arranged above the water path control valve, and a water outlet nozzle is connected to the water outlet of the water path control valve;
the induction control device comprises an inductor and a controller, the power supply device comprises a power supply for supplying power to the electromagnetic valve and the induction control device, the power supply is electrically connected with a power end of the controller, an input end of the controller is electrically connected with the inductor, and an output end of the controller is electrically connected with the electromagnetic valve.
The direction of the cold water hole is taken as the front, the direction of the hot water hole is taken as the back, the fixed valve sleeve sequentially comprises a clamping end clamped with one end of the valve seat, a sealing part hermetically connected with the inner side wall of the valve seat, an outer thread section in threaded connection with the inner side wall of the valve seat and a positioning end positioned on one side of the water outlet hole from front to back, the positioning end is in clearance fit with the inner side wall of the valve seat, the water flow groove is arranged between the outer thread section and the positioning end, a water flow through hole communicated with the inside of the fixed valve sleeve is formed in the groove bottom of the water flow groove, an inner thread section is arranged on the inner side wall of the fixed valve sleeve close to the clamping end, the temperature regulating valve core sequentially comprises a thread end extending into the fixed valve sleeve from the positioning end from front to back, a transition section capable of moving back and forth in the fixed valve sleeve, a step part of the positioning end of the fixed valve sleeve and a reducing end positioned on one side of the hot water hole from front to back, the temperature adjusting valve comprises a temperature adjusting valve core, a water retaining sealing gasket, a temperature adjusting transmission rod, a check ring, a temperature adjusting handle and a fastening screw, wherein the temperature adjusting valve core is arranged in the temperature adjusting valve core, the water retaining sealing gasket is clamped between a step part and a necking end, the temperature adjusting transmission rod sequentially comprises a first connecting end penetrating in the necking end of the temperature adjusting valve core, a clamping part clamped with the other end of a valve seat, a sealing part hermetically connected with the inner side wall of the valve seat and a second connecting end extending out of a cavity from front to back, the temperature adjusting transmission rod is further provided with the check ring for preventing the second connecting end from extending into the valve seat, the temperature adjusting handle sequentially comprises a sleeve joint part sleeved outside the second connecting end of the temperature adjusting transmission rod and a handle part connected with the sleeve joint part from front to back, and the temperature adjusting handle is fixedly connected with the second connecting end through the fastening screw.
The temperature adjusting valve comprises a temperature adjusting valve core and is characterized in that a blind hole is formed in the necking end of the temperature adjusting valve core, a sawtooth-shaped pattern is arranged on the inner surface of the blind hole, a first tooth groove meshed with the sawtooth-shaped pattern of the blind hole is formed in the outer surface of a first connecting end, a sleeving through hole is formed in the sleeving part of a temperature adjusting handle, a sawtooth-shaped pattern is arranged on the inner surface of the sleeving through hole, and a second tooth groove meshed with the sawtooth-shaped pattern of the sleeving through hole is also formed in the outer surface of a second connecting end.
The die cavity sequentially comprises a cold water section, a water mixing section and a hot water section, wherein the cold water section, the water mixing section and the hot water section are the same in inner diameter, the inner diameter of the hot water section is reduced, the cold water section corresponds to the water flow groove of the fixed valve sleeve, the water mixing section corresponds to the position end of the fixed valve sleeve and is arranged between the water retaining parts, and the hot water section corresponds to the water retaining parts and is arranged between the clamping parts of the temperature adjusting transmission rod.
The outer sleeve of the sleeving part of the temperature adjusting handle is provided with a fixing sleeve used for fastening the valve seat and the water faucet shell together, and the position of the valve seat corresponding to the second connecting end is provided with a mounting groove used for mounting the fixing sleeve.
The water path control device is installed the disk seat top corresponds one side of apopore, power supply unit installs the opposite side on disk seat top, induction control device installs on the side of disk seat.
The power supply device further comprises a power box for containing a power supply and a power rack for installing the power box, and the power rack is fixed on the valve seat through a fastening piece.
The controller is a miniature circuit board.
After the structure is adopted, the working principle of water temperature regulation of the control valve of the induction type temperature-adjustable water faucet is as follows: the temperature adjusting handle is rotated to drive the temperature adjusting transmission rod to rotate, so that the temperature adjusting valve core is driven to move back and forth in the fixed valve sleeve, when the temperature adjusting handle is rotated, one end of the temperature adjusting valve core extends into the fixed valve sleeve, a gap for hot water to flow into the water outlet hole is formed between the water retaining part and the water retaining sealing gasket, the hot water in the hot water hole can flow into the water outlet hole from the gap, cold water in the cold water hole can flow into the water outlet hole from the water flow groove in the fixed valve sleeve, and the temperature of the outlet water is highest at the moment; when the temperature adjusting handle is rotated reversely, one end of the temperature adjusting valve core, which extends into the fixed valve sleeve, gradually moves towards the water blocking part, so that the gap between the water blocking part and the water blocking sealing gasket is smaller and smaller, the hot water flow flowing into the water outlet hole is smaller and smaller, the gap between the temperature adjusting valve core and the fixed valve sleeve is larger and larger, the cold water flow flowing into the water outlet hole is gradually increased, and the mixing ratio of the hot water and the cold water is changed, thereby achieving the purpose of adjusting the water temperature; when the temperature-adjusting handle is rotated reversely, the water-retaining sealing gasket is in sealing fit with the water-retaining part, at the moment, hot water flowing out of the hot water hole cannot flow into the water outlet hole, and the temperature of the water flowing into the water outlet hole is the lowest.
After the structure is adopted, the control valve of the induction type temperature-adjustable water tap has the following working principle: the proper temperature of the effluent is adjusted by rotating the temperature adjusting handle, when a hand or an article enters a sensing area of the sensor, the sensor sends a sensing signal to the controller, the controller controls the electromagnetic valve to be opened, a water channel of the water channel control valve controlled by the electromagnetic valve is opened, and the water flow of the water outlet hole flows out of the water outlet nozzle through the water channel control valve to realize the opening of the water flow. When a hand or an article leaves a sensing area of the sensor, a sensing signal sent by the sensor is cut off, the controller controls the electromagnetic valve to be closed, and then the waterway of the waterway control valve controlled by the electromagnetic valve is closed, so that the closing of the water flow is realized.
The invention relates to a control valve of an induction type temperature-adjustable water tap, which has the following beneficial effects:
(1) The temperature adjusting device, the water path control device, the induction control device and the power supply device are integrated on the valve seat, so that the layout is reasonable, the structure of the faucet is more compact, and the size is smaller;
(2) The temperature adjusting device is novel and unique in design and flexible in temperature adjustment, and can meet the water outlet requirements of different temperatures;
(3) The control valve of the induction type temperature-adjustable water tap is strong in universality and suitable for being installed on various induction type temperature-adjustable water taps.
Drawings
FIG. 1 is a schematic structural diagram of a control valve of an induction type temperature adjustable faucet according to the present invention;
FIG. 2 is an exploded view of a control valve of an induction type temperature adjustable faucet according to the present invention;
FIG. 3 is a sectional view of the valve seat and the temperature adjusting means according to the present invention;
FIG. 4 is an exploded view of the temperature control device of the present invention;
fig. 5 is a schematic structural view of the valve seat and the power supply device of the present invention.
In the figure:
valve seat 1 cold water hole 11
Snap end 211 sealing ring 212
Positioning end 215 temperature control valve core 22
Threaded end 221 transition 222
Stepped portion 223 reduced end 224
First connecting end 231 of temperature adjusting transmission rod 23
Clamping part 232 sealing ring 233
Second connection end 234 retaining ring 235
Temperature adjusting handle 24 sleeve joint part 241
The handle part 242 is fitted in the through hole 243
Water passage control device 3 electromagnetic valve 31
Induction control device 4 induction box 41
Power supply device 5 of induction frame 42
Detailed Description
In order to further explain the technical scheme of the invention, the invention is explained in detail by the specific embodiment.
A control valve of an induction type temperature-adjustable faucet is shown in figures 1-3 and comprises a valve seat 1, a temperature adjusting device 2 installed in the valve seat 1, a water channel control device 3 installed on the valve seat 1, an induction control device 4 and a power supply device 5, wherein a cold water hole 11 and a hot water hole 12 are formed in the bottom of the valve seat 1 side by side, a water outlet hole 13 is formed in the valve seat 1, a cavity 14 used for arranging the temperature adjusting device 2 is formed in the valve seat 1 along the straight line direction of the cold water hole 11 and the hot water hole 12, and the cavity 14 is respectively communicated with the cold water hole 11, the hot water hole 12 and the water outlet hole 13. Valve seat 1 is including the first installation face 15 that is located 1 top of valve seat and the second installation face 16 that is located 1 one side of valve seat, the end of intaking of apopore 13 sets up on the inside wall of die cavity 14, the play water end setting of apopore 13 is on first installation face 15, water route controlling means 3 installs in the one side that 15 corresponds apopore 13 of first installation face, power supply unit 5 is vertical installs the opposite side at 15 first installation faces, induction control unit is vertical to be installed on second installation face 16.
The direction of the cold water hole 11 is taken as the front, the direction of the hot water hole 12 is taken as the back, the front end and the back end of the valve seat 1 are respectively provided with mounting holes communicated with the cavity 14, and the center of each mounting hole and the central axis of the cavity 14 are on the same straight line.
As shown in fig. 1, 3 and 4, the temperature adjustment device 2 includes a fixed valve sleeve 21, a temperature adjustment valve core 22, a temperature adjustment transmission rod 23 and a temperature adjustment handle 24 coaxially and sequentially disposed in the cavity 14, the fixed valve sleeve 21 is disposed at the front end of the valve seat 1 and is hermetically connected to the front end of the valve seat 1, the fixed valve sleeve 21 sequentially includes a clamping end 211 clamped to a mounting hole at the front end of the valve seat 1 from front to back, a sealing ring 212 hermetically connected to the inner side wall of the valve seat 1, an outer thread section 213 threadedly connected to the inner side wall of the valve seat 1, a water flow groove 214 around the circumference for cold water to flow in, and a positioning end 215 located at one side of the water inlet end of the water outlet hole 13, a water flow hole (not shown) communicated with the inside of the fixed valve sleeve 21 is formed at the bottom of the water flow groove 214, an inner thread section (not shown) is disposed on the inner side wall of the clamping end 211 of the fixed valve sleeve 21, the positioning end 215 of the fixed valve sleeve 21 is in clearance fit with the inner side wall of the valve seat 1, when the fixed valve sleeve 1 is mounted with the valve seat 1, the fixed valve sleeve 1, the clamping end is clamped to be mounted outside the mounting hole, the outer thread section is mounted outside the mounting hole of the valve seat 1, and the sealing ring is connected to the valve sleeve 21 to be hermetically matched with the valve seat 1.
As shown in fig. 3-4, the front end of the temperature control valve core 22 is sleeved in the fixed valve sleeve 21 and can move back and forth in the fixed valve sleeve 21, the temperature control valve core 22 sequentially includes a threaded end 221 extending into the fixed valve sleeve 21 from a positioning end 215 and screwed with the internal threaded section of the fixed valve sleeve 21 from front to back, a transition section 222 moving back and forth in the fixed valve sleeve 21, a step section 223 engaged with the positioning end 215 of the fixed valve sleeve 21, and a necking end 224 located at one side of the hot water hole 12, a water-blocking gasket 225 is clamped between the step section 223 and the necking end 224, and a gap 226 for cold water to flow out of the fixed valve sleeve is provided between the part of the temperature control valve core 22 extending into the fixed valve sleeve 21 (i.e., the transition section 222) and the inner side wall of the fixed valve sleeve 21.
As shown in fig. 1, 3 and 4, the temperature adjustment transmission rod 23 sequentially includes, from front to back, a first connection end 231 penetrating into the necking end 224 of the temperature adjustment valve core 22, a clamping portion 232 clamped with the rear end of the valve seat 1, a sealing ring 233 hermetically connected with the inner side wall of the valve seat 1, and a second connection end 234 extending out of the cavity 14, preferably, two retaining rings for fixing the sealing ring 233 and a retaining ring 235 for preventing the second connection end 234 from extending into the cavity 14 are further provided on the temperature adjustment transmission rod 23, the retaining rings are respectively located at two sides of the sealing ring 233, the retaining ring 235 is located at the rear side of the retaining ring, an annular flange 17 abutting against the rear side surface of the clamping portion 232 is provided in a position close to the hot water hole 12 at the rear end of the valve seat 1, the temperature adjustment transmission rod 23 cannot slide out of the cavity 14 from the rear end of the valve seat 1 by the cooperation of the clamping portion 232 and the annular flange 17, and the sealing ring 233 on the temperature adjustment transmission rod 23 is in sealing contact with the inner side wall of the annular flange 17, thereby achieving the sealing at the rear end of the valve seat 1.
As shown in fig. 3 and 4, the cavity 14 sequentially includes a cold water section, a water mixing section and a hot water section with a reduced inner diameter from front to back, the cold water section, the water mixing section and the hot water section have the same inner diameter, a water retaining portion 141 with a necking structure is formed between the water mixing section and the hot water section, a water retaining surface of the water retaining portion 141 is an inclined surface, the cold water section is arranged corresponding to the water flow groove 214 of the fixed valve sleeve 21, the water mixing section is arranged corresponding to the position end 215 of the fixed valve sleeve 21 and the water retaining portion 141, and the hot water section is arranged corresponding to the water retaining portion 141 and the clamping portion 232 of the temperature adjusting transmission rod 23. The shape of the water-retaining sealing gasket 225 is matched with the necking structure, the water-retaining part 141 is used for limiting the stroke of the temperature regulating valve core 22, so that the temperature regulating valve core can only move in the cold water section and the water mixing section in the cavity 14, and the water-retaining sealing gasket 225 is matched with the water-retaining part 141 in a sealing mode and is used for controlling the on and off of hot water. The water outlet hole 13 is located between the positioning end 215 of the fixed valve sleeve 21 and the water retaining portion 141 (i.e., located at the water mixing section of the cavity 14), and a gap for hot water to flow into the water outlet hole 13 is formed between the water retaining portion 141 and the water retaining gasket 225.
As shown in fig. 3-4, the temperature-adjusting handle 24 sequentially includes a sleeve portion 241 sleeved outside the second connecting end 234 of the temperature-adjusting transmission rod 23 and a handle portion 242 connected to the sleeve portion 241 from front to back, a sleeve through hole 243 is formed in the temperature-adjusting handle 24 along the length direction thereof, the sleeve through hole 243 has a sleeve section located at the front end, a smooth section with a reduced inner diameter and a positioning hole with an increased inner diameter, the second connecting end 234 of the temperature-adjusting transmission rod 23 is provided with an internal threaded hole, and a fastening screw penetrates through the sleeve through hole 243 and is in threaded connection with the internal threaded hole of the second connecting end 234, so that the temperature-adjusting handle 24 and the temperature-adjusting transmission rod 23 are fastened and connected.
The sleeve portion 241 of the temperature adjusting handle 24 is externally sleeved with a fixing sleeve 25 for fastening the valve seat 1 and the water faucet shell together, the position of the rear end of the valve seat 1 corresponding to the mounting hole at the rear end is provided with a mounting groove 18 with threads on the inner wall for mounting the fixing sleeve 25, the mounting hole is positioned at the bottom of the mounting groove 18, the front end of the fixing sleeve 25 is correspondingly provided with an external thread section 251 matched with the threads of the mounting groove 18, when the water faucet shell and the valve seat 1 are required to be mounted together, the water faucet shell is firstly covered outside the valve seat 1, then the external thread section 251 of the fixing sleeve 25 penetrates through the water faucet shell and is matched and connected with the threads on the mounting groove 18, the corresponding position of the water faucet shell is clamped between the valve seat 1 and the fixing sleeve 25, so that the water faucet shell and the valve seat 1 are fastened together, then the temperature adjusting handle 24 is connected with the temperature adjusting transmission rod 23, and the handle portion 242 of the temperature adjusting handle 24 is positioned outside the water faucet shell.
After the structure is adopted, the working principle of water temperature regulation of the control valve of the induction type temperature-adjustable water faucet is as follows: the temperature adjusting handle 24 is rotated through the handle part, the temperature adjusting transmission rod 23 is driven to rotate, the fixed valve sleeve 21 is fixed at the front end of the valve seat 1, the temperature adjusting valve core 22 is in threaded connection with the fixed valve sleeve 21, the temperature adjusting transmission rod 23 can further drive the temperature adjusting valve core 22 to move back and forth in the fixed valve sleeve 21, when the temperature adjusting handle 24 is rotated, the threaded end 221 and the transition section 222 of the temperature adjusting valve core 22 extend into the fixed valve sleeve 21, a gap for hot water to flow into the water outlet is formed between the water retaining part 141 and the water retaining sealing gasket 225, hot water in the hot water hole 12 can flow into the water outlet 13 from the gap, cold water in the cold water hole 11 can flow into the water outlet 13 from the water flow groove 214 on the fixed valve sleeve 21, and the temperature of the outlet is the highest at the moment; when the temperature adjusting handle 24 is rotated reversely, the temperature adjusting valve core 22 extends into the thread end 221 in the fixed valve sleeve 21 and gradually moves backwards, so that the gap between the water retaining part 141 and the water retaining sealing gasket 225 is smaller and smaller, the hot water flow flowing into the water outlet hole 13 is smaller and smaller, the distance between the step part 223 of the temperature adjusting valve core 22 and the positioning end 215 of the fixed valve sleeve 21 is larger and larger, the positioning end 215 loses the water sealing effect of the step part 223, at the moment, the cold water in the cold water hole 11 can also flow into the gap 226 through the water flow through hole by the water flow groove 214 and then flows into the water outlet hole 13 from the gap 226 through the positioning end 215, the cold water flow is gradually increased, and the mixing ratio of the hot water and the cold water is changed, so that the purpose of adjusting the water temperature is achieved; when the temperature adjusting handle 24 is rotated reversely, the water blocking sealing gasket 225 is in sealing fit with the water blocking portion 141, at this time, the hot water flowing out of the hot water hole 12 cannot flow into the water outlet hole 13, the hot water is completely closed, and the temperature of the water flowing into the water outlet hole 13 is the lowest.
As shown in fig. 1-2, the waterway control device 3 includes a waterway control valve 31 for opening and closing the water outlet hole 13 and an electromagnetic valve 32 for opening and closing a waterway in the waterway control valve, the waterway control valve 31 is installed above the water outlet end of the water outlet hole 13, the electromagnetic valve 32 is installed above the waterway control valve 31, and a water outlet nozzle 33 is connected to the water outlet of the waterway control valve 31; the induction control device 4 comprises an inductor and a controller, and the controller is a miniature circuit board. The power supply device 5 comprises a power supply for supplying power to the electromagnetic valve and the induction control device, the power supply can be a battery pack, the power supply is electrically connected with a power end of the controller, an input end of the controller is electrically connected with the inductor, and an output end of the controller is electrically connected with the electromagnetic valve 32. The waterway control valve 31, the solenoid valve 32, the sensor, the controller and the power supply in the present invention are all well known components in the art.
After the structure is adopted, the control valve of the induction type temperature-adjustable water tap has the following working principle: the handle 24 is rotated to adjust the proper water temperature, when a hand or an article enters the sensing area of the sensor, the sensor sends a sensing signal to the controller, the controller controls the electromagnetic valve 32 to be opened, then the water channel of the water channel control valve 31 controlled by the electromagnetic valve 32 is opened, the water flow of the water outlet hole 13 flows out of the water outlet nozzle 33 through the water channel control valve 31, and the opening of the water flow is realized. When the hand or the article leaves the sensing area of the sensor, the sensing signal sent by the sensor is cut off, the controller controls the electromagnetic valve 32 to close, and then the water path of the water path control valve 31 controlled by the electromagnetic valve 32 is closed, so that the water flow is closed.
The invention relates to a control valve of an induction type temperature-adjustable water tap, which has the following beneficial effects:
(1) The temperature adjusting device 2, the water path control device 3, the induction control device 4 and the power supply device 5 are integrated on the valve seat 1, so that the layout is reasonable, the structure of the faucet is more compact, and the size is smaller;
(2) The temperature adjusting device 2 is novel and unique in design and flexible in temperature adjustment, and can meet the water outlet requirements of different temperatures;
(3) The control valve of the induction type temperature-adjustable water tap is strong in universality and suitable for being installed on various induction type temperature-adjustable water taps.
Further, as shown in fig. 4, a blind hole is formed on the necking end 224 of the temperature regulating valve core 22, a sawtooth pattern is disposed on an inner surface of the blind hole, a first tooth groove (not shown) engaged with the sawtooth pattern of the blind hole is disposed on an outer surface of the first connecting end 231, a sawtooth pattern is disposed on an inner surface of a socket section of the socket through hole 243 of the temperature regulating handle 24, and a second tooth groove (not shown) engaged with the sawtooth pattern of the socket section is also disposed on an outer surface of the second connecting end 234. By the arrangement, the first connecting end 231 of the temperature adjusting transmission rod 23 and the necking end 224 of the temperature adjusting valve core 22 can be prevented from sliding relatively, and the second connecting end 234 and the sleeving part 241 of the temperature adjusting handle 24 can be prevented from sliding relatively, so that the temperature adjusting handle 24 can be rotated conveniently.
Further, as shown in fig. 2 and 5, the sensor and the controller are both installed in a sensing box 41, a sensing window for sensing signals is provided at a position where the sensor corresponds to the sensing box 41, the sensing box 41 is fixed on the second mounting surface 16 of the valve seat 1 through a sensing frame 42, and a fixing platform for placing circuit connecting pieces is provided at the upper end of the sensing frame 42, so that the overall structure of the control valve is more orderly.
Further, as shown in fig. 2 and 5, the power supply device 5 further includes a power supply box 51 for containing a power supply and a power supply rack 52 for installing the power supply box 51, the power supply rack 52 is fixed on the first installation surface 15 of the valve seat 1 through fastening screws, two sides of the power supply box 51 near the bottom are respectively provided with a projection 511, the power supply rack 52 is provided with a buckle 521 which is buckled with each projection 511, and the power supply box 51 and the power supply rack 52 are combined and installed together through the matching of the projection 511 and the buckle 521.
The above embodiments and drawings are not intended to limit the form and style of the product of the present invention, and any suitable changes or modifications thereof by one of ordinary skill in the art should be considered as not departing from the scope of the present invention.
Claims (8)
1. A control valve of an induction type temperature-adjustable faucet comprises a valve seat, a water path control device, an induction control device, a power supply device and a temperature adjusting device, wherein the water path control device, the induction control device and the power supply device are installed on the valve seat, the temperature adjusting device is installed in the valve seat, a cold water hole and a hot water hole are arranged in parallel at the bottom of the valve seat, a water outlet hole is also formed in the valve seat, a cavity for arranging the temperature adjusting device is formed in the valve seat, and the cavity is respectively communicated with the cold water hole, the hot water hole and the water outlet hole; the method is characterized in that:
the temperature adjusting device comprises a fixed valve sleeve, a temperature adjusting valve core, a temperature adjusting transmission rod and a temperature adjusting handle which are coaxially and sequentially arranged in the cavity, the fixed valve sleeve is arranged at one end, close to the cold water hole, of the valve seat and is in sealing connection with the end of the valve seat, the temperature adjusting transmission rod is arranged at one end, close to the hot water hole, of the valve seat and is in sealing connection with the end of the valve seat, a water flow groove for cold water to flow in is formed in the periphery of the fixed valve sleeve, one end of the temperature adjusting valve core is sleeved in the fixed valve sleeve and can move in the fixed valve sleeve along the length direction of the fixed valve sleeve, a gap for cold water to flow out of the fixed valve sleeve is formed between the part, extending into the fixed valve sleeve, of the temperature adjusting valve core and the inner side wall of the fixed valve sleeve, a water retaining part for limiting the stroke of the temperature adjusting valve core is arranged in the cavity, a water retaining sealing gasket in sealing fit with the water retaining part is arranged on the temperature adjusting valve core, the water outlet is arranged between the fixed valve sleeve and the water retaining part, the water outlet is arranged between the fixed valve sleeve and the water retaining handle, and the temperature adjusting handle;
the water path control device comprises a water path control valve for opening and closing the water outlet hole and an electromagnetic valve for opening and closing a water path in the water path control valve, the electromagnetic valve is arranged above the water path control valve, and a water outlet nozzle is connected to the water outlet of the water path control valve;
the induction control device comprises an inductor and a controller, the power supply device comprises a power supply for supplying power to the electromagnetic valve and the induction control device, the power supply is electrically connected with a power end of the controller, an input end of the controller is electrically connected with the inductor, and an output end of the controller is electrically connected with the electromagnetic valve.
2. The control valve of an induction type temperature adjustable faucet of claim 1, wherein: the direction of the cold water hole is taken as the front, the direction of the hot water hole is taken as the back, the fixed valve sleeve sequentially comprises a clamping end clamped with one end of the valve seat, a sealing part hermetically connected with the inner side wall of the valve seat, an outer thread section in threaded connection with the inner side wall of the valve seat and a positioning end positioned on one side of the water outlet hole from front to back, the positioning end is in clearance fit with the inner side wall of the valve seat, the water flow groove is arranged between the outer thread section and the positioning end, a water flow through hole communicated with the inside of the fixed valve sleeve is formed in the groove bottom of the water flow groove, an inner thread section is arranged on the inner side wall of the fixed valve sleeve close to the clamping end, the temperature regulating valve core sequentially comprises a thread end extending into the fixed valve sleeve from the positioning end from front to back, a transition section capable of moving back and forth in the fixed valve sleeve, a step part of the positioning end of the fixed valve sleeve and a reducing end positioned on one side of the hot water hole from front to back, the temperature adjusting valve comprises a temperature adjusting valve core, a water retaining sealing gasket, a temperature adjusting transmission rod, a check ring, a temperature adjusting handle and a fastening screw, wherein the temperature adjusting valve core is arranged in the temperature adjusting valve core, the water retaining sealing gasket is clamped between a step part and a necking end, the temperature adjusting transmission rod sequentially comprises a first connecting end penetrating in the necking end of the temperature adjusting valve core, a clamping part clamped with the other end of a valve seat, a sealing part hermetically connected with the inner side wall of the valve seat and a second connecting end extending out of a cavity from front to back, the temperature adjusting transmission rod is further provided with the check ring for preventing the second connecting end from extending into the valve seat, the temperature adjusting handle sequentially comprises a sleeve joint part sleeved outside the second connecting end of the temperature adjusting transmission rod and a handle part connected with the sleeve joint part from front to back, and the temperature adjusting handle is fixedly connected with the second connecting end through the fastening screw.
3. The control valve of an induction type temperature adjustable faucet of claim 2, wherein: the temperature adjusting valve comprises a temperature adjusting valve core and is characterized in that a blind hole is formed in the necking end of the temperature adjusting valve core, a sawtooth-shaped pattern is arranged on the inner surface of the blind hole, a first tooth groove meshed with the sawtooth-shaped pattern of the blind hole is formed in the outer surface of a first connecting end, a sleeving through hole is formed in the sleeving part of a temperature adjusting handle, a sawtooth-shaped pattern is arranged on the inner surface of the sleeving through hole, and a second tooth groove meshed with the sawtooth-shaped pattern of the sleeving through hole is also formed in the outer surface of a second connecting end.
4. The control valve of an induction type temperature adjustable faucet of claim 2, wherein: the die cavity sequentially comprises a cold water section, a water mixing section and a hot water section, wherein the cold water section, the water mixing section and the hot water section are the same in inner diameter, the inner diameter of the hot water section is reduced, the cold water section corresponds to the water flow groove of the fixed valve sleeve, the water mixing section corresponds to the position end of the fixed valve sleeve and is arranged between the water retaining parts, and the hot water section corresponds to the water retaining parts and is arranged between the clamping parts of the temperature adjusting transmission rod.
5. The control valve of an induction type temperature adjustable faucet of claim 2, wherein: the outer sleeve of the sleeving part of the temperature adjusting handle is provided with a fixing sleeve used for fastening the valve seat and the water faucet shell together, and the position of the valve seat corresponding to the second connecting end is provided with a mounting groove used for mounting the fixing sleeve.
6. The control valve of an induction type temperature adjustable faucet as recited in claim 1, wherein: the water path control device is installed one side that the disk seat top corresponds the apopore, power supply unit installs the opposite side on disk seat top, induction control device installs on a side of disk seat.
7. The control valve of an induction type temperature adjustable faucet of claim 1, wherein: the power supply device further comprises a power box for containing a power supply and a power rack for installing the power box, and the power rack is fixed on the valve seat through a fastening piece.
8. The control valve of an induction type temperature adjustable faucet of claim 1, wherein: the controller is a miniature circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710326464.5A CN106969166B (en) | 2017-05-10 | 2017-05-10 | Control valve of induction type temperature-adjustable water tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710326464.5A CN106969166B (en) | 2017-05-10 | 2017-05-10 | Control valve of induction type temperature-adjustable water tap |
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| Publication Number | Publication Date |
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| CN106969166A CN106969166A (en) | 2017-07-21 |
| CN106969166B true CN106969166B (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710326464.5A Active CN106969166B (en) | 2017-05-10 | 2017-05-10 | Control valve of induction type temperature-adjustable water tap |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110242767A (en) * | 2019-05-27 | 2019-09-17 | 路达(厦门)工业有限公司 | Tap structure |
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| US6315209B1 (en) * | 2000-03-01 | 2001-11-13 | Watts Regulator Company | Mixing valve |
| CN2900964Y (en) * | 2006-04-14 | 2007-05-16 | 叶国荣 | Mixed fluid regulating valve |
| CN201368251Y (en) * | 2009-01-09 | 2009-12-23 | 谢庆俊 | Single-handle faucet |
| CN201982724U (en) * | 2011-03-09 | 2011-09-21 | 台州市国人温控卫浴设备有限公司 | Faucet valve plug |
| CN202852073U (en) * | 2012-10-17 | 2013-04-03 | 应俊 | Control valve of temperature-adjustable sensing faucet |
| CN206860944U (en) * | 2017-05-10 | 2018-01-09 | 泉州市纵能电磁阀有限公司 | A kind of control valve of induction type temperature-adjustable water faucet |
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2017
- 2017-05-10 CN CN201710326464.5A patent/CN106969166B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6315209B1 (en) * | 2000-03-01 | 2001-11-13 | Watts Regulator Company | Mixing valve |
| CN2900964Y (en) * | 2006-04-14 | 2007-05-16 | 叶国荣 | Mixed fluid regulating valve |
| CN201368251Y (en) * | 2009-01-09 | 2009-12-23 | 谢庆俊 | Single-handle faucet |
| CN201982724U (en) * | 2011-03-09 | 2011-09-21 | 台州市国人温控卫浴设备有限公司 | Faucet valve plug |
| CN202852073U (en) * | 2012-10-17 | 2013-04-03 | 应俊 | Control valve of temperature-adjustable sensing faucet |
| CN206860944U (en) * | 2017-05-10 | 2018-01-09 | 泉州市纵能电磁阀有限公司 | A kind of control valve of induction type temperature-adjustable water faucet |
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| CN106969166A (en) | 2017-07-21 |
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