CN2913751Y - Air self-returning hot-water magnetic valve - Google Patents
Air self-returning hot-water magnetic valve Download PDFInfo
- Publication number
- CN2913751Y CN2913751Y CN 200620023906 CN200620023906U CN2913751Y CN 2913751 Y CN2913751 Y CN 2913751Y CN 200620023906 CN200620023906 CN 200620023906 CN 200620023906 U CN200620023906 U CN 200620023906U CN 2913751 Y CN2913751 Y CN 2913751Y
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- CN
- China
- Prior art keywords
- water
- valve
- plug
- gas
- solenoid valve
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an automatic gas-returning gas hot water solenoid valve capable of achieving that there is no water in the water pipe when water heated by the water heater is not in use. The solenoid valve is achieved by arranging a gas port on the valve body at position between the water outlet and a separating wall, and connecting an automatic unilateral air inlet check valve on the gas port. The automatic unilateral gas inlet check is a transverse barrel communicated with the gas port, a gas-communicating nozzle is arranged outside the transverse barrel, and a piston valve is arranged inside the transverse barrel and used for closing the gas-communicating nozzle and a spring is arranged inside the transverse barrel and used for pressing against the piston valve. By arranging the automatic unilateral gas inlet check valve, air can enter space between the valve body and the separating wall to discharge water in water pipe completely after the solenoid valve is closed; thus cooling or freezing of water in water pipe is prevented, water pipe cracking caused by frozen water is avoided, and water from the faucet is hot when the water heater is used.
Description
Technical field
The utility model relates to a kind of water heater water delivery pipe fitting, refers in particular to a kind of solenoid valve of air self-returning.
Background technique
Present existing water heater, particularly solar water heater user are opened switch during water, what release earlier is cold water, treat that cold water in the conduit pipe flow after, the interior hot water of water tank could flow out.Sometimes have to bleed off cold water, waste water resources, used the cold water withdrawal as other, also to make troubles to the user, this phenomenon is even more serious especially in the winter time, and the water of releasing is cooler; Even the water freezing in the conduit pipe of some water heater and conduit pipe risen splits; Some user does not simply use solar water heater in the winter time for these reasons, and the value of water heater can not effectively be brought into play.
The vacuum glass heat collection tube solar water heater also can provide hot water to the user in the winter time, and technology is comparatively ripe, but is that water in the conduit pipe is always lowered the temperature when not flowing and cooled off or freeze equally, uses very inconvenient.
The producer that has for head it off releases the double loop water heater, and conduit pipe is established two, is connected in series recycle pump in the pipeline, before the user fetches boiling water tap, elder generation's ON cycle water pump mixes the cold water in the conduit pipe with the hot water of water tank, the tap of fetching boiling water is again emitted hot water; This technological scheme cost height uses trouble, and large size is promoted certain degree of difficulty.
Summary of the invention:
The utility model provides a kind of solenoid valve that ponding in the water heater conduit pipe was discharged smoothly in the non-water period.
The utility model is achieved in that
It is that an air self-returning solenoid valve is installed between the effluent pipe mouth of the heat-insulating water tanks of water heater and conduit pipe.
The air self-returning solenoid valve comprises valve body, valve plug, plug mouth, coil, spring, water intake, water outlet, partition wall, and the valve body between partition wall and the water outlet is provided with vent, and the vent outside connects an automatic breather cheek valve.
Automatically breather cheek valve is a horizontal tube that is communicated with vent, and the outer end of horizontal tube is provided with cover, and the centre of cover is provided with the ventilation mouth; Be provided with piston valve and spring in the horizontal tube, the corresponding ventilation in the position of piston valve mouth, spring is used to withstand piston valve, makes piston valve close the ventilation mouth.
Be provided with jackscrew with the valve body of valve plug, plug mouthful corresponding position, jackscrew is used to back down valve plug usefulness, and jackscrew and valve plug, plug mouth are positioned on the same axis.
The technological progress that the utility model is obtained is:
The air self-returning solenoid valve is serially connected in the joint of water-heater water tank and conduit pipe, and the power switch of solenoid valve is positioned near the water tap, power-on switch during water, and solenoid valve is opened, and the hot water of water tank directly flows out to water tap through conduit pipe by solenoid valve; When stopping water, shift to an earlier date after some times close solenoid valve, valve plug will be filled in mouth and block, in the partition wall of solenoid valve and zone between the water outlet and conduit pipe because the outflow of water can form negative pressure, air enters in the negative pressuren zone and conduit pipe in the valve body by automatic breather cheek valve, water in the conduit pipe is all flowed out, avoid there is hydrostatic in the conduit pipe, can directly use the purpose of the hot water in the water tank when reaching once more water, also avoid the situation of the freezing icing bad conduit pipe that rises of hydrostatic in the conduit pipe.
The spring and the piston valve that are provided with in the unidirectional automatic admission valve, in the time of can guaranteeing water or water, water can not run out of from air inlet nozzle; When guaranteeing simultaneously between the partition wall of solenoid valve and water outlet to form negative pressure in zone and the conduit pipe, air can enter in the conduit pipe smoothly, and the water in the conduit pipe can all be flowed out.
Jackscrew can make valve plug be in normally open; When summer or ambient temperature were higher, the water temperature in the conduit pipe was also than higher, and can back down valve plug this moment with jackscrew, made plug mouthful be in the state of often opening, as long as the tap of fetching boiling water of need not switching on just can directly use hot water.When the sky cyclostrophic is cold, again jackscrew is return, recover original working state, guarantee the use of hot water by the air self-returning solenoid valve.
Description of drawings:
Fig. 1 is a structure diagram of the present utility model.Wherein:
1, valve body, 2, valve plug, 3, electromagnetic coil, 4, spring, 5, plug mouthful, 6, water intake, 7, water outlet, 8, partition wall, 9, ventilating hole, 10, horizontal tube, 11, cover, 12, air inlet nozzle, 13, piston valve, 14, spring, 15, jackscrew.
Embodiment:
Below in conjunction with accompanying drawing the utility model is described in further details:
The air self-returning solenoid valve is serially connected in the water outlet and the conduit pipe joint of water-heater water tank, and the power switch of this valve is positioned near the indoor water tap; Behind the utility model, the function of water tap is just adjusted the size of current in the use, can open at ordinary times, and water tap is only and closes when having only on water tank water.
The utility model comprises valve body 1, valve plug 2, plug mouth 5, electromagnetic coil 3, spring 4, water intake 6, water outlet 7, partition wall 8, and the valve body 1 between partition wall 8 and the water outlet 7 is provided with vent 9, and vent 9 outsides connect a unidirectional automatic admission valve.
Unidirectional automatic admission valve comprises a horizontal tube 10 that is communicated with vent 9, and the other end of horizontal stroke tube 10 is provided with cover 11, and the central authorities of cover 11 are provided with ventilation mouth 12, and horizontal tube 10 interior corresponding ventilation mouths 12 places are provided with piston valve 13 and are used to withstand the spring 14 of piston valve 13.
Jackscrew 15 is positioned on the valve body 1 of valve plug 2, plug mouthful 5 corresponding positions, and jackscrew 15 and valve plug 2, plug mouth 5 are on same axis, and it makes valve plug 2 be in normally open and uses.
Power-on switch during water, electromagnetic coil 3 energising inhales valve plug 2 from plug mouthfuls 5, and solenoid valve is opened, and the hot water of water tank is entered in the valve body 1 by water intake 6, and the plug mouth 5 by solenoid valve flows to conduit pipe from water outlet 7, arrives water tap through conduit pipe; Shifting to an earlier date some time when stopping water closing solenoid valve, valve plug 2 is blocked plug mouth 5 behind the closed electromagnetic valve, the partition wall 8 of valve body 1 inside and the zone between the water outlet 7 and conduit pipe are interior because the dirty formation negative pressure of water, air overcomes the spring 14 of unidirectional automatic admission valve and the resistance of piston valve 13, enter in the valve body 1 by ventilation mouth 12 and vent 9, water in the conduit pipe is all flowed out, no longer have hydrostatic in the conduit pipe; When opens solenoid valve water once more, the hot water in the water tank can directly flow out.Unidirectional automatic admission valve is blocked air inlet nozzle 12 by piston valve 13 under the effect of spring 14 when water or last water, stops water to flow out from one-way valve.
Claims (3)
1, air self-returning hot water electromagnetic valve, comprise valve body (1), valve plug (2), plug mouthful (5), electromagnetic coil (3), spring (4), water intake (6), water outlet (7), partition wall (8), it is characterized in that: the valve body (1) between partition wall (8) and the water outlet (7) is provided with vent (9), and vent (9) outside connects an automatic breather cheek valve.
2, air self-returning hot water electromagnetic valve according to claim 1, it is characterized in that described automatic breather cheek valve comprises a horizontal tube (10) that is communicated with vent (9), the other end of horizontal tube (10) is provided with cover (11), and the centre of cover (11) is provided with ventilation mouth (12); Corresponding ventilation mouths (12) are located the spring (14) that is provided with piston valve (13) and is used to withstand piston valve (13) in the horizontal tube (10).
3, air self-returning hot water electromagnetic valve according to claim 1, the valve body (1) that it is characterized in that described valve plug (2), plug mouthful (5) corresponding position be provided with back down valve plug (2) usefulness be positioned at the jackscrew (15) on the same axis with valve plug (2), plug mouthful (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620023906 CN2913751Y (en) | 2006-03-29 | 2006-03-29 | Air self-returning hot-water magnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620023906 CN2913751Y (en) | 2006-03-29 | 2006-03-29 | Air self-returning hot-water magnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2913751Y true CN2913751Y (en) | 2007-06-20 |
Family
ID=38168350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620023906 Expired - Fee Related CN2913751Y (en) | 2006-03-29 | 2006-03-29 | Air self-returning hot-water magnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2913751Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561561A (en) * | 2018-05-22 | 2018-09-21 | 刘广朋 | Anti- ponding self-sustaining valve |
-
2006
- 2006-03-29 CN CN 200620023906 patent/CN2913751Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561561A (en) * | 2018-05-22 | 2018-09-21 | 刘广朋 | Anti- ponding self-sustaining valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |