CN203757158U - Water leakage sensing automatic stop valve - Google Patents
Water leakage sensing automatic stop valve Download PDFInfo
- Publication number
- CN203757158U CN203757158U CN201420048664.0U CN201420048664U CN203757158U CN 203757158 U CN203757158 U CN 203757158U CN 201420048664 U CN201420048664 U CN 201420048664U CN 203757158 U CN203757158 U CN 203757158U
- Authority
- CN
- China
- Prior art keywords
- water
- valve
- piston
- sealing
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Fluid-Driven Valves (AREA)
Abstract
Disclosed is a water leakage sensing automatic stop valve. The water leakage sensing automatic stop valve can avoid continuous water leakage of a water consuming apparatus. A valve body is provided with a valve seat between a water supply chamber and a water discharge chamber; a backpressure cavity is formed between the valve body and a valve cover; the valve body is provided with a membrane for starting and closing the valve seat, the membrane is embedded with a membrane plate, and the membrane and the membrane plates are provided with bypass holes communicated with the water supply chamber; the valve cover is provided with a piston hole and a diversion channel, the piston hole is provided with a piston rod, and the upper end of the piston rod is arranged inside the backpressure cavity and embedded with a sealing member A; a sealing member B is embedded around the piston rod and arranged under the sealing member A; the communicating port of the diversion channel with the piston hole is formed between the sealing member A and the sealing member B; a flow channel is formed between the sealing member B and the inner rim of the piston hole; a meshed container for containing soluble solid sleeves the lower end of the piston rod. The water leakage sensing automatic stop valve can serve as the normally-opened valve of the water consuming apparatus.
Description
Technical field
The utility model belongs to a kind of device for stoping the water consumption device such as water purifier, little kitchen treasured to leak, and this device can detect that the tap water of input is from the leakage of water consumption device, and automatically cuts off input water route.
Background technique
Along with people's living standard improves constantly, in office or management place and family, water or water treatment utensil are universal gradually, also be on the increase, as water purifier, storage-type electric water heater, dishwasher, some washing machines and other some watering equipment utensils that connect by flexible pipe, adopt normally open valve to connect water inlet water source, due to the quality of these equipment utensils itself, the reason such as service life or improper operation, often there will be water leakage phenomenon, when user goes out the long period, this just long-time sustainable existence that leaks, usually can cause the indoor a large amount of ponding of user, drop down water, floor, article apparatus, the even metope having etc. is soaked and is impaired, cause any property loss, invade and when appliance circuit, also hold fire hazardous, ponding with drop down water and also can bring disaster to neighbours, cause neighbourhood's dispute, even lead to a disaster.
Chinese utility model patent ZL200420029067.X of the prior art discloses a kind of device for stoping water purifier to leak, and it comprises upper-lower casing and link thereof, also comprises deformed spring, valve and compound paper tape; Upper-lower casing left and right side middle part is the corresponding support slot that can fix described valve that has respectively; Lower shell body inner bottom surface has aperture, described deformed spring can be fixed on to lower shell body inner bottom surface by aperture with combined connection component, a leg of deformed spring constrains on the sidewall of lower shell body, another leg point upwards bends 90 degree at its place of turning round, shift bar position place while making its end be positioned described valve wide open, now deformed spring is to utilize the compound paper tape of ring-type that it is constrained in to standby storage elasticity potential energy states; On the hithermost lower shell body sidewall of described deformed spring, have breach.But this device there are the following problems, if the paper tape that leaks and flow into intrinsic water-soaked from water purifier does not disconnect in time, can not normal operation for the device that stops leakage.Due to this reason, can cause the water leakage increase that leaks into kitchen from water purifier, and therefore can make expensive floor, wallpaper or the damage of other article cause economic loss.And if in wet environment, compound paper tape, because deliquescence absorbs water, may cause rupturing in the situation that not leaking, and does for the error action of device that stops leakage, affects the normal work of water consumption device equipment.
A kind of device for stoping water purifier to leak that Chinese utility model patent ZL200980101915.9 provides, it absorbs water purifier by pulp body by compression or water correction plant water leakage expands, and the tap water that uses check-valve plunger automatically to cut off inflow stops and leaks.But there are several problems in this device, the one, compression paper pulp more easily absorbs water, and under moist environment, easily deliquescence water suction, causes volumetric expansion also occurs in water-tight situation, occurs Drain Resistance error action of device work, affects the normal work of water consumption device equipment.And compression paper pulp is not conventional common article, occurs after misoperation, user changes inconvenience.The 2nd, this device is under intake pressure higher state, and check-valve plunger is subject to large hydraulic pressure, even if compressed paper volume of slurry expands, and spring can not be replied by hydraulic pressure contracting, plays thereby can not cut off the water supply the protective action of leaking.
The device that Chinese utility model patent ZL200620057712.8 provides adopts to leak and detects and coordinate electromagnetic valve can solve the problem that continues to leak, but need the outside power supply that is equipped with, comprise configuration power interface, detection and control section need special detection components and parts, need a container to be used for placing water appliance, thereby need to increase no small cost, and increase and taken up room in installing and using, also be inconvenient to use.
Summary of the invention
The utility model will solve the water appliances such as water purifier, little kitchen treasured, the water heater Shi Buhui that leaks and automatically cut off water inlet and stop the problem of leaking, a kind of anti-leakage inductive automatic stop valve that continues to leak of the present utility model is provided for this reason, when the water leakage that this valve can run into water appliance by ease of solubility solid matter dissolves, piston rod is pushed and makes Sealing blocking-up guide channel and automatically close valve and cut off water inlet path, stops water appliance to continue to leak.
For addressing the above problem, the technical solution adopted in the utility model is to have valve body, on valve body, there is water intake, water supply chamber, water-supplying chamber and water outlet, valve body is provided with valve seat between water supply chamber and water-supplying chamber, on valve body, be connected with valve gap, between valve body and valve gap, be formed with back pressure cavity, on valve body, be provided with the barrier film that opens and closes described valve seat, chimeric on barrier film have a diaphragm plate, back pressure cavity and valve seat separate by barrier film and diaphragm plate, on barrier film and diaphragm plate, offer the other hole being communicated with water supply chamber, its special way is that described valve gap is provided with piston hole and guide channel, piston hole internal orifice is communicated in described back pressure cavity, guide channel one end is communicated with described back pressure cavity, the guide channel the other end is communicated with described piston hole, on piston hole, be provided with piston rod, piston rod upper-end part of driving is in described back pressure cavity, this piston rod upper end portion ring is embedded with Sealing A, on piston rod, also ring is embedded with Sealing B, Sealing B is positioned at Sealing A below, the connecting port of described guide channel and piston hole is between Sealing A and Sealing B, in Sealing B and piston hole, between opening's edge, there is runner, on piston rod, lower when mobile Sealing B be sealed in piston hole wall, when piston rod moves down, Sealing A is sealed suitable for reading in described runner, piston-rod lower end portion is arranged with the band mesh container of holding water-soluble solid, at band mesh container full dose holding water-soluble solid state, piston-rod lower end arrives at contact water-soluble solid, and the Sealing A of piston rod upper end portion is positioned at and leaves piston hole opening's edge one distance.
Preferably described piston hole internal orifice is formed with seal carrier mouth, and the oral area radial dimension of seal carrier mouth is relatively greater than the radial dimension of described piston hole.
Described its shape of seal carrier mouth is preferably toroidal, can be also counterbore shape.Toroidal bearing mouth is up big and down small, and the counterbore shape bearing degree of lip-rounding is with hole enlargement step aperture, seemingly with the heavy step hole of putting nut on bolt.
The utility model should be provided with spring A at described upper cover of piston rod, and spring A upper end is placed in the piston hole collar extension outer peripheral areas of valve gap, and spring A lower end is placed in the step that piston rod radially extends out.Effect of spring A is to apply downward power to piston rod, ensures that piston-rod lower end loses piston rod in the time of holder and moves down, and it is suitable for reading that the Sealing A on piston rod is sealed described runner.Do not establish the situation of spring A, piston-rod lower end lost to when holder, and because described back pressure cavity has enough pressure, piston rod also can move down, and made Sealing A on piston rod be sealed described runner suitable for reading.
Can in back pressure chamber, be provided with spring B, spring B upper end is placed in described diaphragm plate, and spring B lower end is placed in piston hole internal orifice outer peripheral areas.Effect of spring B is the blocking-up of back pressure cavity and guide channel current, and back pressure cavity does not guarantee that valve seat is by diaphragm seals when pressure release.Do not establish the situation of spring B, the blocking-up of back pressure cavity and guide channel current, not pressure release and there is enough pressure of back pressure cavity, valve seat also can be by diaphragm seals.
The utility model can be connected with moisture absorption flexible cord or soft band on described band mesh container, this moisture absorption flexible cord or softly pass with the mesh of mesh container and be positioned at band mesh container (the soft band of applicable moisture absorption that mesh is long narrow hole through) with upper end.So can expand the utility model fitting limit and region, strengthen the flexibility of mounting zone.
Its wall portion of band mesh container of the present invention has reticulated cell, and hole shape is unrestricted.Reticulated cell refers to the general name in the continuous adjacent hole, upper and lower, left and right that an opening area offers.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model one example structure schematic diagram;
Fig. 2 is another example structure schematic diagram of the utility model;
Fig. 3 is the another example structure schematic diagram of the utility model;
Fig. 4 is the A place enlarged view in Fig. 1.
Mark and counterpart in figure: 1 valve body, 101 water intakes, 102 water supply chambers, 103 water-supplying chamber, 104 water outlets, 105 valve seats, 106 back pressure cavity, 2 valve gaps, 201 piston holes, 2011 runners, 202 guide channels, 203 seal carrier mouths, 3 barrier films, 4 diaphragm plates, 401 other holes, the 5 anti-water leakage devices that continue, 501 piston rods, 502 Sealing A, 503 Sealing B, 504 band mesh containers, 505 water-soluble solids, 7 spring A, 8 spring B.
Embodiment
Embodiment one
A kind of leakage inductive automatic stop valve, on valve body 1, there is water intake 101, the water supply chamber 102 being communicated with water intake, water-supplying chamber 103 and the water outlet 104 being communicated with water-supplying chamber, valve body is provided with valve seat 105 between water supply chamber and water-supplying chamber, on valve body, be connected with valve gap 2, between valve body and valve gap, be formed with back pressure cavity 106, on valve body, be provided with the barrier film 3 that opens and closes described valve seat, chimeric on barrier film have a diaphragm plate 4, back pressure cavity and valve seat separate by barrier film 3 and diaphragm plate 4, on barrier film and diaphragm plate, offer the other hole 401 being communicated with water supply chamber, valve gap is provided with piston hole 201 and guide channel 202, piston hole internal orifice is communicated in described back pressure cavity, guide channel one end is communicated with back pressure cavity, the other end is communicated with described piston hole, on piston hole, being provided with can be along on piston hole, the piston rod 501 of lower movement, piston rod upper-end part of driving is in back pressure cavity, this piston rod upper end portion ring is embedded with Sealing A502, on piston rod, also ring is embedded with Sealing B503, Sealing B is positioned at Sealing A below, the connecting port of guide channel 202 and piston hole 201 is between Sealing A and Sealing B, in Sealing B and piston hole, between opening's edge, there is runner 2011, on piston rod, lower when mobile Sealing B be sealed in piston hole wall, prevent that the water in back pressure cavity from flowing out from the gap of piston hole wall and piston rod, when piston rod moves down, Sealing A is sealed suitable for reading in described runner, piston-rod lower end portion is arranged with the band mesh container 504 of holding water-soluble solid 505, at band mesh container full dose holding water-soluble solid state, piston-rod lower end arrives at contact water-soluble solid, and the Sealing A of piston rod upper end portion leaves the interior opening's edge of piston hole.
Water-soluble solid in the utility model can be the inorganic salts such as sylvite, sodium salt, ammonium salt, nitrate or acetate, and the sodium chloride (salt) in sodium salt is a kind of modal inorganic salts.
Described full dose holding water-soluble solid state, i.e. q.s holding water-soluble solid state, contact water-soluble solid 505 is arrived in these state lower piston rod 501 lower ends, and the Sealing A502 of piston rod upper end portion leaves the interior opening's edge of piston hole 201.Under this state, water in back pressure cavity 106 flows into guide channel 202 by runner 2011, flow out from water outlet 104 again, back pressure cavity pressure release, water supply chamber 102 pressure are greater than Pressure in Back-pressure Cavity, and diaphragm plate 4 and barrier film 3 lift (in figure for downward direction is lifted), and barrier film lifts off a seat 105, the water of water supply chamber flows into water-supplying chamber 103 by valve seat, then flows out from water outlet.In the time that water-soluble solid does not dissolve, the utility model water inlet and outlet continues conducting, and therefore the utility model can be called the normally open valve that can automatically cut off the water supply.Common normally open valve can not automatically be closed in the time that water appliance leaks, and causes and continues to leak.The utility model is quite different.
The utility model can be mounted and be contacted with flooring, when water appliance leaks while causing excess surface water, water is invaded from the molten device 504 of band mesh, dissolve with the water-soluble solid 505 in the molten device of mesh, volume-diminished, highly decline, the pressure of back pressure cavity 106 is enough to promote piston rod 501 and moves down, it is suitable for reading that Sealing A502 moves down closed flow 2011, water in back pressure cavity can not flow out by runner, back pressure cavity is communicated with water supply chamber 102 by other hole 401, Pressure in Back-pressure Cavity increases, compressing diaphragm plate and barrier film are to valve seat 105 direction motions, valve seat is by diaphragm seals, the water of water supply chamber can not flow to water-supplying chamber, turnover water route is blocked, prevent that water appliance from continuing to leak.
The utility model also can be installed on a water-accepting basin, and this water-accepting basin is placed in water appliance below.
Embodiment two
What this example was different from example is the seal carrier mouth 203 that described piston hole internal orifice is formed with toroidal, and so Sealing A moves down and is located in this bearing mouth, more reliably closed flow 2011.Other structures are identical with upper example.
Embodiment three
What this example was different from example two is that upper cover of piston rod is provided with spring A7, and spring A upper end is placed in the piston hole collar extension outer peripheral areas of valve gap, and spring A lower end is placed in the step that piston rod radially extends out.So dissolving back piston bar at water-soluble solid can more reliably move down, and cuts off water route.Other structures are identical with example two.
Embodiment four
What this example was different from example three is in back pressure chamber, to be provided with spring B 8, and spring B upper end is placed in described diaphragm plate, and spring B lower end is placed in piston hole internal orifice outer peripheral areas.So valve seat more can reliably be closed.
Embodiment five
What be different from above embodiment is that this example is connected with moisture absorption flexible cord on described band mesh container, and this moisture absorption flexible cord upper end is through be positioned at band mesh container with the mesh of mesh container.So this routine valve, except being installed on ground or water-accepting basin, can also be installed on other orientation, after installation, described moisture absorption flexible cord is dragged outward with ground and is contacted, and is transferred in band mesh container by the water suction of moisture absorption flexible cord, dissolves soluble solids.
Comprise the utility model of above-mentioned all embodiments, dissolved and responded to by water appliance water leakage by water-soluble solid, then cut off water supply water route, without the device that adopts other any detection water appliances to leak, also without adopting any device that comprises power supply.The utility model only need add or add this water-soluble solid (as salt) after water-soluble solid dissolves or is partly dissolved, and just can reuse, and water-soluble solid adds conveniently; Water-soluble solid source in the utility model is sufficient, obtains conveniently.
Claims (8)
1. a leakage inductive automatic stop valve, comprise valve body (1), on valve body, there is water intake (101), water supply chamber (102), water-supplying chamber (103) and water outlet (104), valve body is provided with valve seat (105) between water supply chamber and water-supplying chamber, on valve body, be connected with valve gap (2), between valve body and valve gap, be formed with back pressure cavity (106), on valve body, be provided with the barrier film (3) that opens and closes described valve seat, chimeric on barrier film have a diaphragm plate (4), back pressure cavity and valve seat separate by barrier film (3) and diaphragm plate (4), on barrier film and diaphragm plate, offer the other hole (401) being communicated with water supply chamber, it is characterized in that described valve gap is provided with piston hole (201) and guide channel (202), piston hole internal orifice is communicated in described back pressure cavity, guide channel one end is communicated with described back pressure cavity, the guide channel the other end is communicated with described piston hole, on piston hole, be provided with piston rod (501), piston rod upper-end part of driving is in described back pressure cavity, this piston rod upper end portion ring is embedded with Sealing A(502), on piston rod, also ring is embedded with Sealing B(503), Sealing B is positioned at Sealing A below, the connecting port of described guide channel and piston hole is between Sealing A and Sealing B, in Sealing B and piston hole, between opening's edge, there is runner (2011), on piston rod, lower when mobile Sealing B be sealed in piston hole wall, when piston rod moves down, Sealing A is sealed suitable for reading in described runner, piston-rod lower end portion is arranged with the band mesh container (504) of holding soluble solids (505), at band mesh container full dose holding soluble solids state, piston-rod lower end arrives at contact soluble solids, and the Sealing A of piston rod upper end portion is positioned at and leaves piston hole opening's edge one distance.
2. automatic stop valve as claimed in claim 1, is characterized in that described piston hole internal orifice is formed with seal carrier mouth (203), and the oral area radial dimension of seal carrier mouth is relatively greater than the radial dimension of described piston hole.
3. automatic stop valve as claimed in claim 2, what it is characterized in that described seal carrier mouth is shaped as toroidal or counterbore shape.
4. the automatic stop valve as described in claim 1,2 or 3, is characterized in that being provided with spring A(7 at described upper cover of piston rod), spring A upper end is placed in the piston hole collar extension outer peripheral areas of valve gap, and spring A lower end is placed in the step that piston rod radially extends out.
5. automatic stop valve as claimed in claim 4, is characterized in that being provided with spring B (8) in back pressure chamber, and spring B upper end is placed in described diaphragm plate, and spring B lower end is placed in piston hole internal orifice outer peripheral areas.
6. the automatic stop valve as described in claim 1,2 or 3, is characterized in that being connected with moisture absorption flexible cord on described band mesh container, and this moisture absorption flexible cord upper end is through be positioned at band mesh container with the mesh of mesh container.
7. automatic stop valve as claimed in claim 4, is characterized in that being connected with moisture absorption flexible cord on described band mesh container, and this moisture absorption flexible cord upper end is through be positioned at band mesh container with the mesh of mesh container.
8. automatic stop valve as claimed in claim 5, is characterized in that being connected with moisture absorption flexible cord or soft band on described band mesh container, this moisture absorption flexible cord or softly pass with the mesh of mesh container and be positioned at band mesh container with upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048664.0U CN203757158U (en) | 2014-01-24 | 2014-01-24 | Water leakage sensing automatic stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048664.0U CN203757158U (en) | 2014-01-24 | 2014-01-24 | Water leakage sensing automatic stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203757158U true CN203757158U (en) | 2014-08-06 |
Family
ID=51252435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420048664.0U Withdrawn - After Issue CN203757158U (en) | 2014-01-24 | 2014-01-24 | Water leakage sensing automatic stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203757158U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742708A (en) * | 2014-01-24 | 2014-04-23 | 杭州神林电子有限公司 | Automatic stop valve with water leakage induction function |
| CN105650326A (en) * | 2014-11-12 | 2016-06-08 | 浙江三花股份有限公司 | Pilot electromagnetic valve |
-
2014
- 2014-01-24 CN CN201420048664.0U patent/CN203757158U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742708A (en) * | 2014-01-24 | 2014-04-23 | 杭州神林电子有限公司 | Automatic stop valve with water leakage induction function |
| CN105650326A (en) * | 2014-11-12 | 2016-06-08 | 浙江三花股份有限公司 | Pilot electromagnetic valve |
| CN105650326B (en) * | 2014-11-12 | 2018-05-25 | 浙江三花制冷集团有限公司 | Guide electromagnetic valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107212835B (en) | External water storage device for dish-washing machine and dish-washing machine provided with same | |
| CN103742708B (en) | Leakage inductive automatic stop valve | |
| CN203757158U (en) | Water leakage sensing automatic stop valve | |
| CN205078850U (en) | Stagnant water structure of washing machine tap | |
| CN102330459B (en) | Riser connecting member for preventing overflow return | |
| CN202131637U (en) | Intermittent pneumatic water pressing device | |
| CN204343058U (en) | Detergent feeding device for washing machine | |
| CN103556690B (en) | Closestool flushing device without water tank | |
| CN204238339U (en) | Large discharge odour-proof floor drain | |
| CN110529650A (en) | Anti-flooding automatic water cut-off valve | |
| CN102531075A (en) | Water purifier capable of preventing water leakage | |
| CN211080497U (en) | Floor drain | |
| CN210784226U (en) | Water inlet device of dish washer | |
| CN211200648U (en) | Magnetic double-sealing straight drainage floor drain | |
| CN204358964U (en) | Water heater liner one key automatic drain system | |
| CN209695131U (en) | A kind of water inlet pipe with safeguard structure and dishwasher safe water inlet system | |
| CN208041397U (en) | A kind of energy-saving leakage-proof Full automatic feeding water pipe | |
| CN203626011U (en) | Floating ball and leak-proof toilet water tank | |
| CN211315809U (en) | A alarm device for kitchen leaks | |
| CN201810835U (en) | External hanging type drainer for backflow arrester | |
| CN205226514U (en) | Water tap | |
| CN206292002U (en) | A kind of waterproof detection device of waterproof vent valve | |
| CN216973672U (en) | Buoyancy ball floor drain | |
| CN211704534U (en) | Dish washer that area installation detected | |
| CN204530868U (en) | A kind of bleed off pipe with automatic closing appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20160316 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |