CN103851242A - Household automatic water closing valve and automatic water closing method thereof - Google Patents
Household automatic water closing valve and automatic water closing method thereof Download PDFInfo
- Publication number
- CN103851242A CN103851242A CN201410078731.8A CN201410078731A CN103851242A CN 103851242 A CN103851242 A CN 103851242A CN 201410078731 A CN201410078731 A CN 201410078731A CN 103851242 A CN103851242 A CN 103851242A
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- Prior art keywords
- valve
- water
- mounting hole
- permanent magnet
- port
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Classifications
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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
- F16K21/00—Fluid-delivery valves, e.g. self-closing valves
- F16K21/04—Self-closing valves, i.e. closing automatically after operation
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
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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
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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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
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a household automatic water closing valve and an automatic water closing method thereof. The household automatic water closing valve consists of a valve cover, an automatic control device, an electromagnet, a permanent magnet, an arresting device, a valve core device, a lower casing, a casing, a sealing ring and a contact device. The contact device is arranged on the valve cover for detecting the opening or closing state of the valve; whether water is leaked or not is judged according to programs in the automatic control device; a signal is outputted to promote the electromagnet to be electrified or not, and thus the valve is positioned in an opening or closing state. The household automatic water closing valve disclosed by the invention is simple in structure and is easy for realization, and the aim of preventing water leakage is achieved; the arresting device is arranged for clamping the permanent magnet after the valve is closed, so that the valve can be positioned in the closed state without continuous electrification of the electromagnet. According to the household automatic water closing valve, a tap water pipe in a family can be automatically closed when the dripping time of water from the tap water pipe exceeds certain time, and unnecessary loss is avoided.
Description
Technical field
The present invention relates to the water valve of running water pipe.
Background technique
In family or some other occasion, tap water water pipe because some artificial or accidental factor causes leaking, leaks once nobody closes to cause for a long time sometimes, causes the waste of water resources; Sometimes also can turn off because forgetting after water tap being opened for carelessness of people, cause the long flowing water of water; Sometimes because forget and turn off after having people that water tap is opened after cutting off the water, cause long flowing water, after water, once family no one, not only water wastes, and can cause family by water logging or other serious consequence.So, in family, be desirable to provide a kind of device that can make water pipe auto water stopping, after installing this device, after exceeding certain hour, can automatically close the time of current, avoid causing unnecessary loss.
Summary of the invention
The object of the present invention is to provide a kind of home-use automatic shutoff valve, this water valve can be after water flows out certain hour automatic closing water pipe.
In order to address the above problem, the technical solution used in the present invention is as follows:
A kind of home-use automatic shutoff valve, is made up of valve gap, valve chest, tube shell, valve core device, pushing device, stopping device, automatic controller, contact making device and Sealing; Wherein:
Described valve gap, valve chest and tube shell connects and composes an entirety with bolt; Wherein between valve gap and valve chest, be provided with diaphragm, between valve gap and diaphragm, form uuper valve chamber; Described tube shell is provided with water-inlet cavity and water chamber, between water-inlet cavity and water chamber, is provided with valve port, and wherein the port part of water-inlet cavity and water chamber is respectively water inlet interface and water outlet mouthpiece.
Described valve core device comprises valve head, valve shaft and pressure spring, and valve head and valve shaft link together, and on the valve port of valve head in tube shell, valve shaft upper end reaches uuper valve chamber and installs iron slider from valve chest bottom; Pressure spring is enclosed within on valve shaft, and valve head is withstood in pressure spring one end, valve chest bottom surface is withstood in one end, and under pressure spring effect, valve head is pressed on valve port, makes valve core device in closed condition; The elastic force of pressure spring should be less than the pressure of hydraulic pressure in tap water.
Described Sealing comprises: the valve port pad of seal ring, the realization arranging on valve head and sealing valve port that the top tray that the seal ring arranging between valve chest and tube shell, the upper and lower surface of diaphragm arrange respectively and the contacting point of lower tray, top tray and lower tray and valve shaft arrange respectively.
Described pushing device is to be mounted with the permanent magnet sliding up and down below in uuper valve chamber, the electromagnet of iron core and coil composition is installed, iron core and permanent magnet generation mutual expelling force when electromagnet energising above in uuper valve chamber.
Described automatic controller is in Direct box, to be provided with circuit board, is furnished with power circuit, signal processing circuit, amplification working circuit on circuit board; Two output points that amplify working circuit are connected to wire on the wiring terminal at electromagnet coil two ends; Wherein signal processing circuit has timing, default normal time and the time comparing function that uses water tap.
Described stopping device is on the lid of valve gap, to be provided with the mounting hole that stopping device is installed, mounting hole and the upper stop surface position after permanent magnet glides, be provided with stop rod, stop rod bullet that appliance for releasing single enters and after entering, block permanent magnet and make it can not upward sliding in mounting hole.
Described contact making device is on the lid of valve gap, to be provided with the mounting hole that contact making device is installed, the inner face of lid is provided with the guide groove that is connected in one with mounting hole, mounting hole and the iron slider upper stop surface position in the time of valve core device closed condition, iron slider is provided with the projection coordinating with guide groove, and iron slider moves up and down under the effect of guide groove; In mounting hole, be provided with contact, contact is provided with elastic contact blade and contact, elastic contact blade and contacting when iron slider moves upward, be connected with respectively wire on elastic contact blade and contact, two lead end are serially connected in the power circuit in automatic controlled box by wiring terminal respectively.
In order to prevent blind chamber phenomenon, described valve chest is provided with water port, and water port makes to communicate between space below diaphragm and water outlet mouthpiece.
Valve port pad in above-mentioned Sealing is screwed on valve head by compressing tablet.
On the stop rod of above-mentioned stopping device, cover has spring, and spring is fixed in mounting hole with end cap; The exposed junction of stop rod is provided with the stop cap of being convenient to press.
Working principle of the present invention and beneficial effect are when use, the present invention to be serially connected on the water main of family by water inlet interface and water outlet mouthpiece.Water tap in manager water pipe while thering is no water leakage phenomenon in closed condition and family, the interior hydraulic balance of this device, valve head withstands valve head under the effect of spring, makes water valve in closed condition, when normal open water tap, or forget and turn off the tap, or while having water tap leakage, under effect of water pressure, valve head is opened, now iron slider rises, the projection of iron slider is withstood elastic contact blade, elastic contact blade is contacted with contact, connect the power supply in automatic controller, signal processing circuit starts timing and compares with the Preset Time in signal processing circuit, when in manager, water pipe has water leakage phenomenon and the time of leaking to equal Preset Time or water tap opening time to equal Preset Time, signal processing circuit output electrical signals makes to amplify working circuit output voltage, magnet spool is passed into direct current, iron core produces magnetic to be repelled mutually with permanent magnet, thereby permanent magnet promotes iron slider to be pressed on valve head on valve port, automatic closing water stream, so can automatically close after the time of current exceedes the scheduled time of setting, avoid causing unnecessary loss.
When after automatic closing water stream, permanent magnet just departs from stop rod, and stop rod is ejected under the effect of spring, be stuck in the upper stop surface of permanent magnet, elastic contact blade also disconnects with contact simultaneously, and magnet spool power-off quits work, thereby energising when electromagnet needn't be grown, saving power.
When people when closed tap, lose differential water pressures in Preset Time in this device, valve head closes valve head under the effect of spring, and iron slider departs from elastic contact blade simultaneously, and magnet spool power-off quits work, so also no longer power consumption of electromagnet.
In the time exceeding default water time people and continue water or reopen water tap next time, pinch stop cap with hand and outwards extract stop rod and can recover normal water flowing state; Leak while locking electromagnetic water valve as run into because water tap damages, as long as Replacement and Repair can recover normal water flowing state.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the revolved view of the enlarged view at I place in Fig. 1, shows the structure of contact making device in figure.
Fig. 3 is the revolved view of the enlarged view at II place in Fig. 1, shows the structure of stopping device in figure.
Marginal data: 1-valve gap, 2-tube shell, 3-the first wiring terminal, 4-the first screw, 5-automatic controlled box, 6-the second wiring terminal, 7-iron core, 8-coil, 9-permanent magnet, 10-diaphragm, 11-valve chest, 12-guide groove, 13-valve shaft, 14-the first seal ring, 15-water outlet mouthpiece, 16-valve head, 17-the second screw, 18-compressing tablet, 19-valve port, 20-valve port pad, the 21-interface of intaking, 22-pressure spring, 23-the second seal ring, 24-water port, 25-lower tray, 26-top tray, 27-the 3rd seal ring, 28-the 3rd screw, 29-iron slider, 30-projection, 31-the 3rd wiring terminal, 32-the 4th wiring terminal, 33-contact, 34-elastic contact blade, 35-contact, 36-stop cap, 37-end cap, 38-stopper spring, 39-stop rod.
Below in conjunction with accompanying drawing, the present invention is elaborated.
Embodiment
As shown in Figure 1, a kind of home-use automatic shutoff valve, is made up of valve gap 1, valve chest 11, tube shell 2, valve core device, pushing device, stopping device, automatic controller contact making device and Sealing.
Described valve gap 1, valve chest 11 connect and compose an entirety with tube shell 2 use bolts; Wherein between valve gap 1 and valve chest 11, be provided with diaphragm 10, between valve gap 1 and diaphragm 10, form uuper valve chamber; Described tube shell 2 is provided with water-inlet cavity and water chamber, is provided with valve port 19 between water-inlet cavity and water chamber, and wherein the port part of water-inlet cavity and water chamber is respectively water inlet interface 21 and water outlet mouthpiece 15.
Described valve core device comprises valve head 16, valve shaft 13, pressure spring 22 and sealing configuration, valve head 16 and valve shaft 13 link together, on the valve port 19 of valve head 16 in tube shell 2, valve shaft 13 upper ends reach uuper valve chamber and connect upper iron slider 29 from valve chest 11 bottoms; Pressure spring 22 is enclosed within on valve shaft 13, valve head 16 is withstood in pressure spring 22 one end, valve chest 11 bottom surfaces are withstood in one end, under pressure spring 22 effects, valve head 16 is pressed on valve port 19 and makes valve core device in closed condition, and the elastic force of pressure spring 22 should be less than the pressure of hydraulic pressure in tap water.
Described Sealing is between valve chest 11 and tube shell 2, to be provided with the 3rd seal ring 27; The upper and lower surface of diaphragm 10 is respectively equipped with top tray 26 and lower tray 25; Top tray 26 and lower tray 25 are respectively equipped with the first seal ring 14 and the second seal ring 23 with the contacting point of valve shaft 13; On valve head 16, be provided with and realize the valve port pad 20 sealing with valve port 19, valve port pad 20 is fixed on valve head 16 by compressing tablet 18 use the second screws 17.
Described pushing device is to be mounted with the permanent magnet 9 sliding up and down below in uuper valve chamber, the electromagnet that iron core 7 and coil 8 form is installed, iron core and permanent magnet generation mutual expelling force when electromagnet energising above in uuper valve chamber.
As shown in Figure 2, described automatic controller is to be provided with circuit board in automatic controlled box 5, is furnished with power circuit, signal processing circuit and amplification working circuit on circuit board; Two output points that amplify working circuit are connected to wire on first wiring terminal 3 and the second wiring terminal 6 at electromagnet coil 8 two ends; Automatic controlled box 5 is fixed on valve gap 1 by the first screw 4; Wherein signal processing circuit has timing, default normal time and the time comparing function that uses water tap.
As shown in Figure 2, described stopping device is on the lid of valve gap 1, to be provided with the mounting hole that stopping device is installed, require the upper stop surface position of mounting hole after permanent magnet 9 glides, the stop rod 39, stop rod 39 covers that in mounting hole, are provided with slip have stopper spring 38, and stopper spring 38 use end caps 37 are fixed in mounting hole; Stop rod 39 can enter in valve pocket by bullet by spring pressure, blocks permanent magnet 9 and make it can not upward sliding after stop rod bullet enters; The exposed junction of stop rod 39 is provided with the stop cap 36 of being convenient to press.
As shown in Figure 3, described contact making device is on the lid of valve gap 1, to be provided with the mounting hole that contact making device is installed, the inner face of lid is provided with the guide groove 12 that is connected in one with mounting hole, mounting hole and the 29 upper stop surface positions of the iron slider in the time of valve core device closed condition, iron slider 29 is provided with the projection 30 coordinating with guide groove 12, and iron slider 29 only limits to move up and down under the effect of guide groove; In mounting hole, be provided with contact 33, contact 33 is provided with elastic contact blade 34 and contact 35, when iron slider 29 moves upward, elastic contact blade 34 is connected with contact 35, on elastic contact blade 34 and contact 35, be connected with respectively wire, two lead end are serially connected in the power circuit in automatic controlled box 5 by the 3rd wiring terminal 31 and the 4th wiring terminal 32 respectively.
In order to prevent blind chamber phenomenon, on described lower casing 11, be provided with water port 24, water port 24 makes to communicate between space below of diaphragm 10 and water chamber.
Further illustrate working principle of the present invention with reference to Fig. 1, Fig. 2 and Fig. 3.
When use, the present invention is serially connected on the water main of family by water inlet interface 21 and water outlet mouthpiece 15 places.Water tap in manager water pipe while thering is no water leakage phenomenon in closed condition and family, the interior hydraulic balance of this device, valve head withstands valve head 16 under the effect of pressure spring 22, makes electromagnetic water valve in closed condition, when normal open water tap, or forget and turn off the tap, or while having water tap leakage, under effect of water pressure, valve head 16 is opened, now the projection 30 on iron slider 29 is withstood elastic contact blade 34, elastic contact blade 34 is contacted with contact 35, connect the power supply in automatic controller, signal processing circuit starts timing and compares with the Preset Time in signal processing circuit, when in manager, water pipe has water leakage phenomenon and the time of leaking to equal Preset Time or water tap opening time to equal Preset Time, signal processing circuit output electrical signals makes to amplify working circuit in magnifying state, now magnet spool 8 is passed into direct current, iron core 7 bands are magnetic and repel mutually with permanent magnet 9, thereby permanent magnet 9 promotes iron slider 29 to be pressed on valve head 16 on valve port 19, automatic closing water stream.Now permanent magnet 9 just departs from stop rod 39, and stop rod is ejected under the effect of stopper spring 38, is stuck in the upper stop surface of permanent magnet 9, and elastic contact blade 34 also disconnects with contact 35 simultaneously, and magnet spool 8 power-off quit work.
When people when closed tap, lose differential water pressures in Preset Time in this device, valve head 16 makes valve head 16 close under the effect of pressure spring 22, and magnet spool 8 power-off quit work.
In the time exceeding default water time people and continue water or reopen water tap next time, pinch stop cap 36 with hand and outwards extract stop rod 39, now permanent magnet 9 is attached on iron core 7 under the attraction force of iron core 7, can recover normal water flowing state; Leak while locking electromagnetic water valve as run into because water tap damages, as long as Replacement and Repair can recover normal water flowing state.
Claims (5)
1. a home-use automatic shutoff valve, is characterized in that, it is made up of valve gap, valve chest, tube shell, valve core device, pushing device, stopping device, automatic controller, contact making device and Sealing; Wherein:
Described valve gap, valve chest and tube shell connects and composes an entirety with bolt; Wherein between valve gap and valve chest, be provided with diaphragm, between valve gap and diaphragm, form uuper valve chamber; Described tube shell is provided with water-inlet cavity and water chamber, between water-inlet cavity and water chamber, is provided with valve port, and wherein the port part of water-inlet cavity and water chamber is respectively water inlet interface and water outlet mouthpiece;
Described valve core device comprises valve head, valve shaft and pressure spring, and valve head and valve shaft link together, and on the valve port of valve head in tube shell, valve shaft upper end reaches uuper valve chamber and installs iron slider from valve chest bottom; Pressure spring is enclosed within on valve shaft, and valve head is withstood in pressure spring one end, valve chest bottom surface is withstood in one end, and under pressure spring effect, valve head is pressed on valve port, makes valve core device in closed condition; The elastic force of pressure spring should be less than the pressure of hydraulic pressure in tap water;
Described Sealing comprises: the valve port pad of seal ring, the realization arranging on valve head and sealing valve port that the top tray that the seal ring arranging between valve chest and tube shell, the upper and lower surface of diaphragm arrange respectively and the contacting point of lower tray, top tray and lower tray and valve shaft arrange respectively;
Described pushing device is to be mounted with the permanent magnet sliding up and down below in uuper valve chamber, the electromagnet of iron core and coil composition is installed, iron core and permanent magnet generation mutual expelling force when electromagnet energising above in uuper valve chamber;
Described automatic controller is in Direct box, to be provided with circuit board, is furnished with power circuit, signal processing circuit, amplification working circuit on circuit board; Two output points that amplify working circuit are connected to wire on the wiring terminal at electromagnet coil two ends; Wherein signal processing circuit has timing, default normal time and the time comparing function that uses water tap;
Described stopping device is on the lid of valve gap, to be provided with the mounting hole that stopping device is installed, mounting hole and the upper stop surface position after permanent magnet glides, be provided with stop rod, stop rod bullet that appliance for releasing single enters and after entering, block permanent magnet and make it can not upward sliding in mounting hole;
Described contact making device is on the lid of valve gap, to be provided with the mounting hole that contact making device is installed, the inner face of lid is provided with the guide groove that is connected in one with mounting hole, mounting hole and the iron slider upper stop surface position in the time of valve core device closed condition, iron slider is provided with the projection coordinating with guide groove, and iron slider moves up and down under the effect of guide groove; In mounting hole, be provided with contact, contact is provided with elastic contact blade and contact, elastic contact blade and contacting when iron slider moves upward, be connected with respectively wire on elastic contact blade and contact, two lead end are serially connected in the power circuit in automatic controlled box by wiring terminal respectively.
2. home-use automatic shutoff valve as claimed in claim 1, is characterized in that, described valve chest is provided with water port, and water port makes to communicate between space below diaphragm and water outlet mouthpiece.
3. the home-use automatic shutoff valve as described in figure claim 1 or 2, is characterized in that, the valve port pad in described Sealing is screwed on valve head by compressing tablet.
4. the home-use automatic shutoff valve as described in figure claim 1 or 2, is characterized in that, on the stop rod of described stopping device, cover has spring, and spring is fixed in mounting hole with end cap; The exposed junction of stop rod is provided with the stop cap of being convenient to press.
5. a method of utilizing the water valve automatic turning off water described in claim 1, is characterized in that, when use, water valve is serially connected on the water main of family by water inlet interface and water outlet mouthpiece, water tap in manager water pipe while thering is no water leakage phenomenon in closed condition and family, hydraulic balance in water valve, valve head withstands valve head under the effect of spring, makes water valve in closed condition, when normal open water tap, or forget and turn off the tap, or while having water tap leakage, under effect of water pressure, valve head is opened, now iron slider rises, the projection of iron slider is withstood elastic contact blade, elastic contact blade is contacted with contact, connect the power supply in automatic controller, signal processing circuit starts timing and compares with the Preset Time in signal processing circuit, when in manager, water pipe has water leakage phenomenon and the time of leaking to equal Preset Time or water tap opening time to equal Preset Time, signal processing circuit output electrical signals makes to amplify working circuit output voltage, magnet spool is passed into direct current, iron core produces magnetic to be repelled mutually with permanent magnet, thereby permanent magnet promotes iron slider to be pressed on valve head on valve port, automatic closing water stream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410078731.8A CN103851242B (en) | 2014-03-05 | 2014-03-05 | Home-use automatic shutoff valve and automatically pass water method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410078731.8A CN103851242B (en) | 2014-03-05 | 2014-03-05 | Home-use automatic shutoff valve and automatically pass water method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103851242A true CN103851242A (en) | 2014-06-11 |
| CN103851242B CN103851242B (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410078731.8A Expired - Fee Related CN103851242B (en) | 2014-03-05 | 2014-03-05 | Home-use automatic shutoff valve and automatically pass water method |
Country Status (1)
| Country | Link |
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| CN (1) | CN103851242B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613215A (en) * | 2015-01-16 | 2015-05-13 | 苏州华爱电子有限公司 | Micro-electrical de-excitation type safety water valve |
| CN105604453A (en) * | 2015-12-24 | 2016-05-25 | 占行波 | Connecting opening communication automatic sealing part |
| CN106151583A (en) * | 2015-03-11 | 2016-11-23 | 刘爱东 | Three-way electromagnetic valve |
| CN106704674A (en) * | 2017-02-27 | 2017-05-24 | 武汉中海机电设备有限公司 | Electromagnetic control valve capable of automatically controlling and alarming |
| CN110388499A (en) * | 2018-04-16 | 2019-10-29 | 姚宗伯 | A kind of device for preventing leakage and its application method |
| CN112403983A (en) * | 2020-11-03 | 2021-02-26 | 谭小勤 | Valve with automatic cleaning function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5715167A (en) * | 1980-07-01 | 1982-01-26 | Tohoku Mikuni Kogyo Kk | Proportional control valve for gas |
| CN2438879Y (en) * | 2000-09-01 | 2001-07-11 | 王文乾 | Automatic tap |
| CN201090805Y (en) * | 2007-09-29 | 2008-07-23 | 陈思喆 | Running water pipe water leakage accident processing control apparatus |
| CN202561212U (en) * | 2012-03-31 | 2012-11-28 | 武汉工程大学 | Intelligent leakage-preventing and water-saving water valve |
| CN203757141U (en) * | 2014-03-05 | 2014-08-06 | 山东科技大学 | Domestic automatic water closing valve |
-
2014
- 2014-03-05 CN CN201410078731.8A patent/CN103851242B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5715167A (en) * | 1980-07-01 | 1982-01-26 | Tohoku Mikuni Kogyo Kk | Proportional control valve for gas |
| CN2438879Y (en) * | 2000-09-01 | 2001-07-11 | 王文乾 | Automatic tap |
| CN201090805Y (en) * | 2007-09-29 | 2008-07-23 | 陈思喆 | Running water pipe water leakage accident processing control apparatus |
| CN202561212U (en) * | 2012-03-31 | 2012-11-28 | 武汉工程大学 | Intelligent leakage-preventing and water-saving water valve |
| CN203757141U (en) * | 2014-03-05 | 2014-08-06 | 山东科技大学 | Domestic automatic water closing valve |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613215A (en) * | 2015-01-16 | 2015-05-13 | 苏州华爱电子有限公司 | Micro-electrical de-excitation type safety water valve |
| CN106151583A (en) * | 2015-03-11 | 2016-11-23 | 刘爱东 | Three-way electromagnetic valve |
| CN105604453A (en) * | 2015-12-24 | 2016-05-25 | 占行波 | Connecting opening communication automatic sealing part |
| CN106704674A (en) * | 2017-02-27 | 2017-05-24 | 武汉中海机电设备有限公司 | Electromagnetic control valve capable of automatically controlling and alarming |
| CN110388499A (en) * | 2018-04-16 | 2019-10-29 | 姚宗伯 | A kind of device for preventing leakage and its application method |
| CN112403983A (en) * | 2020-11-03 | 2021-02-26 | 谭小勤 | Valve with automatic cleaning function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103851242B (en) | 2016-06-01 |
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