CN102537508A - Double decompression protection device for quick hot water faucet - Google Patents
Double decompression protection device for quick hot water faucet Download PDFInfo
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- CN102537508A CN102537508A CN2012100181741A CN201210018174A CN102537508A CN 102537508 A CN102537508 A CN 102537508A CN 2012100181741 A CN2012100181741 A CN 2012100181741A CN 201210018174 A CN201210018174 A CN 201210018174A CN 102537508 A CN102537508 A CN 102537508A
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- pressure release
- circular hole
- protection device
- hot water
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Abstract
The invention relates to a decompression protection device, in particular to a double decompression protection device for a quick hot water faucet, which comprises an end cover at one end of a faucet body. A round hole a is arranged on the end cover, a decompression file is positioned on the outer side of the round hole a, a decompression block of a hollow box-body structure is fixedly arranged on the inner side of the round hole a, a contact wall between the decompression block and the end cover is provided with a hole communicated with the round hole a, the other wall is provided with a hole b, a thimble is arranged in the hole b, and the hole b is sealed from the inside to the outside through the spring. The decompression protection device is ingeniously provided with the decompression block of the hollow box-body structure and the decompression film. Steam can be exhausted out of the faucet under impact of steam pressure in the faucet through the decompression block and the decompression film, thereby avoiding explosion caused by steam pressure in the faucet.
Description
Technical field
The present invention relates to a kind of decompression protection device, relate in particular to a kind of fast hot water tap's dual decompression protection device.
Background technique
The Along with people's living standard is become better and better now, and the use of various device is more and more convenient.A dozen are turned on the tap in the winter of cold, just can obtain hot water in a short period of time, and so convenient formerly have only the water heater of use, solar energy just can realize, give like this pipeline connection in addition etc. is installed has brought very big inconvenience.Newly gone out on the market now can speed heat water tap, the heating pipe heating reaches fast thermal effect to great majority through switching at short notice.The fast hot water tap of existing this respect is because only at set inside single electric leakage or overvoltage overtemperature protection system; Low when running into winter temperature; Factor such as water freezing in the pipeline, inner protective gear is damaged, because water tap proper functioning still; Heat sharply rises in tap, the interior vapor pressure of tap potential safety hazard such as set off an explosion.
Summary of the invention
In order to address the above problem, the present invention provides a kind of simple in structure, protective gear of under original overvoltage protection situation, forming dual pressure release again.
To achieve these goals, the present invention mainly is able to solve through following technological scheme:
A kind of fast hot water tap's dual decompression protection device comprises the end cap of faucet body one end; Described end cap is provided with circular hole a; The arranged outside of said circular hole a has the pressure release film, and the inboard is set with the pressure release piece of hollow box structure; Said pressure release piece is provided with the hole that is communicated with circular hole a with the wall that contacts of end cap, and other walls are provided with hole b; In the said hole b thimble is housed; Said thimble through spring from interior to the external sealed hole b.
As preferably, said circular hole a outwards protrudes the formation boss; Said pressure release film is buckled on the boss through the convex fixture block at its edge.
As preferably, the cylindrical piece that be provided with outside protrusion concentric on the said end cap with circular hole a; On the said cylindrical piece containment vessel is housed; Containment vessel is provided with circular hole b; Be provided with dop in the said cylindrical piece; The left side of said dop is provided with the pressure release film, is provided with spring between right side and the containment vessel; Said pressure release film withstands sealing circular hole a under spring action.
As preferably, be provided with honeycomb duct in the said circular hole b.
As preferably, said dop is provided with opening; Said honeycomb duct is connected on the dop and with opening and connects.
The present invention is provided with the hollow box structure cleverly outside the housing of water tap pressure release piece and pressure release film combine; Vapor pressure impacts down in the tap; Through pressure release piece and the pressure release film that is equipped with, discharge the water vapor in the tap, avoided leading internal cause vapor pressure to set off an explosion.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the local structural representation that amplifies of the A side of the embodiment of the invention 1;
Fig. 3 is the structural representation of the embodiment of the invention 2;
Fig. 4 is the local structural representation that amplifies of the A side of the embodiment of the invention 2.
Embodiment
Below in conjunction with accompanying drawing 1-4, do further bright specifically to the embodiment of technological scheme of the present invention.
Embodiment 1: a kind of fast hot water tap's dual decompression protection device comprises the end cap 9 of faucet body 1 one ends; Described end cap 9 is provided with circular hole a2; The arranged outside of said circular hole a2 has pressure release film 12, and the inboard is set with the pressure release piece 4 of hollow box structure; Said pressure release piece 4 is provided with the hole 10 that is communicated with circular hole a2 with the wall that contacts of end cap 9, and other walls are provided with hole b11; In the said hole b11 thimble 14 is housed; Said thimble 14 through spring a15 from interior to the external sealed hole b11; Said circular hole a2 outwards protrudes and forms boss 13; Said pressure release film 12 is buckled on the boss 13 through the convex fixture block (18) at its edge.
In use, at first hydrant is logical powers on, and the water tap proper functioning forms protection by the first layer protective gear; After long-term the use,, perhaps, cause overvoltage protective device to lose efficacy owing to after the situations such as the weather reason takes place to freeze in the tap if break down between silver contact a19 and the silver contact b20; This moment, circuit also was under the normal open state, and water circulates from water pipe, and heating pipe constantly heats; Temperature raises in the water tap, and vapor pressure increases, and the air pressure in the water tap begins to push the taper thimble 14 on the pressure release piece 4; When pressure acquired a certain degree, taper thimble 14 promoted spring a15 and deforms, and breaks away between taper thimble 14 and the hole b11 and comes; Water vapor flows in the pressure release piece 4 from the slit between taper thimble 14 and the hole b11, and flow out in the hole 10 from the pressure release piece 4 again, impacts pressure release film 12 through circular hole a2; Be under pressure in the middle of the pressure release film 12 and broken through, water vapor flows out from the flow-guiding mouth of honeycomb duct 7 again, and can not expand because of water vapour in the water tap like this sets off an explosion.For the water vapor security consideration of flowing out, install the cooperation of adopting nut 5 and dop 8 at honeycomb duct 7, pressure disappears after closing heating pipe; Recover the effect of original form under at spring a15 this moment; Force taper thimble 14 again near airtight, so just need not be repaired replacing and can use repeatedly between taper thimble 14 and the hole b11; When repairing water tap, also can change, to arrive the effect of dual structure pressure release pressure release film 12.
Embodiment 2: a kind of fast hot water tap's dual decompression protection device comprises the end cap 9 of faucet body 1 one ends; Described end cap 9 is provided with circular hole a2; The arranged outside of said circular hole a2 has pressure release film 12, and the inboard is set with the pressure release piece 4 of hollow box structure; Said pressure release piece 4 is provided with the hole 10 that is communicated with circular hole a2 with the wall that contacts of end cap 9, and other walls are provided with hole b11; In the said hole b11 thimble 14 is housed; Said thimble 14 through spring a15 from interior to the external sealed hole b11.The cylindrical piece that be provided with outside protrusion 3 concentric on the said end cap 9 with said circular hole a2; On the said cylindrical piece 3 nut 5 is housed; Nut 5 is provided with circular hole b6; Be provided with dop 8 in the said cylindrical piece 3; The left side of said dop 8 is provided with pressure release film 12, is provided with spring b16 between right side and the nut 5; Said pressure release film 12 withstands sealing circular hole a2 under spring 16 effects, be provided with honeycomb duct 7 in the said circular hole b6, and said dop 8 is provided with opening 17; Said honeycomb duct 7 is connected on the dop 8 and with opening 17 and connects.
In use, at first hydrant is logical powers on, and the water tap proper functioning forms protection by the first layer protective gear; After long-term the use, if break down between silver contact a19 and the silver contact b20, perhaps owing to after the situations such as the weather reason takes place to freeze in the tap; Cause overvoltage protective device to lose efficacy, this moment, circuit also was under the normal open state, and water circulates from water pipe; Heating pipe constantly heats, and temperature raises in the water tap, and vapor pressure increases; Air pressure in the water tap begins to push the taper thimble 14 on the pressure release piece 4, and when pressure acquired a certain degree, taper thimble 14 promoted spring a15 and deforms; Break away between taper thimble 14 and the hole b11 and come, water vapor flows in the pressure release piece 4 from the slit between taper thimble 14 and the hole b11, and flow out in the hole 10 from the pressure release piece 4 again; Water vapor is 10 inflow circular hole a2 extruding pressure release films 12 from the hole, when pressure acquires a certain degree, because pressure release film 12 closely is connected with bayonet socket 8 tops; Force pressure release film 12 is transmitted on the dop 8, the generation deformation that is stressed of the spring b16 between dop 8 and the nut 5, and this moment, water vapor was through formation space inflow between pressure release film 4 and the circular hole a2; Water vapor upwards flows and flows in the honeycomb duct 7 from the opening 11 of dop 8 sidewalls, and water vapor flows out from the flow-guiding mouth of honeycomb duct 7, can not set off an explosion because of water vapor expansion in the water tap like this.Pressure disappears after closing heating pipe; Recover the effect of original form under at spring a15 this moment; Force taper thimble 14, again near airtight, spring b16 also recovers original form when pressure disappears between taper thimble 14 and the hole b11; Get back to pressure release film 12 tops under the state of sealing circular hole a2 at dop 8 under the effect of spring b16, so just need not repair and change pressure release film 12.
Claims (5)
1. dual decompression protection device of the fast hot water tap comprises the end cap (9) of faucet body (1) one end; It is characterized in that described end cap (9) is provided with circular hole a (2); The arranged outside of said circular hole a (2) has pressure release film (12), and the inboard is set with the pressure release piece (4) of hollow box structure; Said pressure release piece (4) is provided with the hole (10) that is communicated with circular hole a (2) with the wall that contacts of end cap (9), and other walls are provided with hole b (11); Thimble (14) is housed in the said hole b (11); Said thimble (14) through spring a (15) from interior to the external sealed hole b (11).
2. a kind of fast hot water tap's according to claim 1 dual decompression protection device is characterized in that, said circular hole a (2) outwards protrusion forms boss (13); Said pressure release film (12) is buckled on the boss (13) through the convex fixture block (18) at its edge.
3. a kind of fast hot water tap's according to claim 1 dual decompression protection device is characterized in that, said end cap (9) is gone up the cylindrical piece that be provided with outside protrusion (3) concentric with said circular hole a (2); Nut (5) is housed on the said cylindrical piece (3); Nut (5) is provided with circular hole b (6); Be provided with dop (8) in the said cylindrical piece (3); The left side of said dop (8) is provided with pressure release film (12), is provided with spring b (16) between right side and the nut (5); Said pressure release film (12) withstands sealing circular hole a (2) under spring (16) effect.
4. a kind of fast hot water tap's according to claim 3 dual decompression protection device is characterized in that, is provided with honeycomb duct (7) in the said circular hole b (6).
5. a kind of fast hot water tap's according to claim 4 dual decompression protection device is characterized in that, said dop (8) is provided with opening (17); Said honeycomb duct (7) is connected dop (8) and goes up and connect with opening (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210018174 CN102537508B (en) | 2012-01-20 | 2012-01-20 | Double decompression protection device for quick hot water faucet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210018174 CN102537508B (en) | 2012-01-20 | 2012-01-20 | Double decompression protection device for quick hot water faucet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102537508A true CN102537508A (en) | 2012-07-04 |
| CN102537508B CN102537508B (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210018174 Active CN102537508B (en) | 2012-01-20 | 2012-01-20 | Double decompression protection device for quick hot water faucet |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2947443A (en) * | 1957-07-01 | 1960-08-02 | C D Patents Ltd | Devices for releasing fluid pressure |
| JPH109436A (en) * | 1996-06-25 | 1998-01-13 | Ebara Corp | Relief valve |
| RU2214543C1 (en) * | 2002-08-16 | 2003-10-20 | Кузнецов Леонид Григорьевич | Diaphragm-type safety device |
| CN2830836Y (en) * | 2005-09-06 | 2006-10-25 | 陈雪峰 | Electrical water heater safety valve with union |
| CN201696622U (en) * | 2010-06-03 | 2011-01-05 | 吴瑞昌 | Safety water faucet |
| WO2012001683A2 (en) * | 2010-06-28 | 2012-01-05 | Or-Ad Ltd. | System for saving the initial water consumption while taking a shower |
| CN202118322U (en) * | 2011-06-16 | 2012-01-18 | 浙江康泉电器有限公司 | Pressure-relief water-break type safety valve |
| CN202510786U (en) * | 2012-01-20 | 2012-10-31 | 浙江菩瑞圣工贸有限公司 | Dual depressurization protective device of quick-heating water faucet |
-
2012
- 2012-01-20 CN CN 201210018174 patent/CN102537508B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2947443A (en) * | 1957-07-01 | 1960-08-02 | C D Patents Ltd | Devices for releasing fluid pressure |
| JPH109436A (en) * | 1996-06-25 | 1998-01-13 | Ebara Corp | Relief valve |
| RU2214543C1 (en) * | 2002-08-16 | 2003-10-20 | Кузнецов Леонид Григорьевич | Diaphragm-type safety device |
| CN2830836Y (en) * | 2005-09-06 | 2006-10-25 | 陈雪峰 | Electrical water heater safety valve with union |
| CN201696622U (en) * | 2010-06-03 | 2011-01-05 | 吴瑞昌 | Safety water faucet |
| WO2012001683A2 (en) * | 2010-06-28 | 2012-01-05 | Or-Ad Ltd. | System for saving the initial water consumption while taking a shower |
| CN202118322U (en) * | 2011-06-16 | 2012-01-18 | 浙江康泉电器有限公司 | Pressure-relief water-break type safety valve |
| CN202510786U (en) * | 2012-01-20 | 2012-10-31 | 浙江菩瑞圣工贸有限公司 | Dual depressurization protective device of quick-heating water faucet |
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| Publication number | Publication date |
|---|---|
| CN102537508B (en) | 2013-06-05 |
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Address after: 321400 No. 3, new middle road, Jinyun Industrial Park, Lishui, Zhejiang Applicant after: Jinyun Puruisheng Industrial and Trade Co.,Ltd. Address before: 321400 No. 3, new middle road, Jinyun Industrial Park, Lishui, Zhejiang Applicant before: Jinyun Puruisheng Electrical Appliances Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: JINYUN PURUISHENG ELECTRICAL APPLIANCE CO., LTD. TO: ZHEJIANG PURUISHENG INDUSTRY AND TRADE CO., LTD. |
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