CN201772665U - Electroless antifreezing device for solar water heaters - Google Patents
Electroless antifreezing device for solar water heaters Download PDFInfo
- Publication number
- CN201772665U CN201772665U CN2010205004839U CN201020500483U CN201772665U CN 201772665 U CN201772665 U CN 201772665U CN 2010205004839 U CN2010205004839 U CN 2010205004839U CN 201020500483 U CN201020500483 U CN 201020500483U CN 201772665 U CN201772665 U CN 201772665U
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- valve
- solar water
- water heater
- valve pocket
- spool
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model discloses an electroless antifreezing device for solar water heaters. The electroless antifreezing device comprises a frost valve and a controller. The frost valve comprises a valve casing, a valve spool and an air core, the valve casing is provided with a water inlet, a water outlet and an air inlet, the valve spool is mounted at the water inlet of the valve casing, and the air core is mounted at the air inlet of the valve casing. The controller utilizes pressure of antifreeze fluid to drive the valve spool to open or close, and a force application end of the controller is mounted in a cavity of the frost valve and abutted upon the valve spool. The electroless antifreezing device utilizes pressure of antifreeze fluid to control on and off of the frost valve, and leads a water outlet pipe of a water tank of a solar water heater to be evacuated, thereby preventing freezing, increasing safety greatly through electroless control, saving energy and protecting environments.
Description
Technical field
The utility model relates to a kind of defroster, relates in particular to the no electric defroster of a kind of solar water heater.
Background technology
Solar water heater is because not power consumption, there is not any pollution, relatively simple for structure, universal day by day at home, solar water heater all is mounted in outdoor, be linked in the bathroom by water pipe, in the winter of severe cold, outside air temperature is very low, particularly northern area temperature all is the subzero several years, even subzero tens degree, under this temperature, the water in the water pipe can freeze, stop up water pipe, even the bursting by freezing water pipe, thereby water heater can't be used, and water heater could embody its value exactly in winter, this has just restricted popularizing of solar water heater, some users are in water pipe outer wrap heat-preservation cotton, but still do not have much effects for the consecutive low temperature of keeping out winter, and a lot of for this reason producers have installed water valve and intake valve and have been used for water in the emptying water pipe in the bottom of solar water container, because water valve is manual, need or close to outdoor unlatching, very inconvenient, the roof also can be dangerous up and down.And electronic frost valve by electric control has also appearred on the market, this frost valve power consumption, not environmental protection, and have bigger potential safety hazard, steam in the bathroom is big, relatively moister, leak electricity easily after electric switch and electric wire make moist and hurt sb.'s feelings, secondly because the electric wire of electronic frost valve is connected on the water tank limit of solar water heater, and water tank generally all is aloft on the roof, in case run into thunderstorm weather, just to be struck by lightning easily, conduction is hurted sb.'s feelings.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of solar water heater no electric defroster, this does not have the switching that the pressure control frost valve of fluid is not frozen in electric defroster utilization, make the radiator drain evacuating pipeline of solar water heater, thereby realized antifreeze purpose, no electricity is controlled, the security that improves greatly, energy-conserving and environment-protective.
For solving the problems of the technologies described above, the technical solution of the utility model is: solar water heater comprises frost valve with no electric defroster, and described frost valve comprises valve casing, spool and gaseous core, and described valve casing is provided with water inlet, delivery port and air inlet; Described spool is installed on the water inlet of described valve casing; Described gaseous core is installed on the air inlet place of described valve casing; Described no electric defroster comprises that also utilization do not freeze the control device that the described spool of the pressure-driven of fluid opens and closes, and the force side of described control device is installed in the valve pocket of described frost valve and contacts described spool.
As a kind of preferred version, described valve pocket comprises first valve pocket and second valve pocket vertically arranged side by side and that communicate, described water inlet is arranged at the upper end of described first valve pocket, and described air inlet is arranged at the upper end of described second valve pocket, and described delivery port is arranged at the lower end of described second valve pocket.
As a kind of preferred version, described control device comprises: housing is equipped with in the described housing and is used for the soft capsule that splendid attire does not freeze fluid; Be used to rely on and do not freeze fluid pressure and promote the elastic sealing film that described spool upwardly opens, described elastic sealing film is installed in described first valve pocket, forms annular seal space between the bottom of the described elastic sealing film and first valve pocket, and described annular seal space is communicated with described soft capsule; Be used to push the elastic force-applying device of described soft capsule, described elastic force-applying device is installed on the described housing and is positioned at the top of described soft capsule.
As a kind of preferred version, described elastic force-applying device comprises: be slidingly mounted on the sliding shoe in the described housing, described sliding shoe upper end is equipped with force application spring, and described force application spring upper end is provided with pressing plate; Application of force handle, described application of force handle is provided with the compressed part that compresses described pressing plate, and described compressed part is articulated on the described housing.
As a kind of preferred version, described sliding shoe bottom is a dome shape, and the top of described sliding shoe is provided with the shrinkage pool of placing described force application spring.
As a kind of preferred version, described compressed part compresses second plane of described pressing plate when comprising first plane that contacts with described pressing plate when being in the malcompression state and being in impaction state, described first plane becomes an obtuse angle with second plane, and described first plane is partial in the pin joint position of described compressed part and described housing.
As a kind of preferred version, described soft capsule is installed in the installation cavity of described housing bottom, and sliding in the described installation cavity is provided with bottom baffle, and described bottom baffle is positioned at the below of described soft capsule and is fixed on the described housing by governor motion.
As a kind of preferred version, described governor motion is the feed screw nut governor motion.
As a kind of preferred version, described gaseous core comprises the gaseous core body, the upper end of described gaseous core body is fixed with the sealing gasket that is used to be sealed into gas port, evenly is provided with projection on the periphery of described gaseous core body, forms gas channel between the inner peripheral surface of described adjacent two projectioies and described second valve pocket.
After having adopted technique scheme, effect of the present utility model is: because solar water heater comprises frost valve with no electric defroster, described frost valve comprises valve casing, spool and gaseous core, and described valve casing is provided with water inlet, delivery port and air inlet; Described spool is installed on the water inlet of described valve casing; Described gaseous core is installed on the air inlet place of described valve casing; Described no electric defroster comprises that also utilization do not freeze the control device that the described spool of the pressure-driven of fluid opens and closes, the force side of described control device is installed in the valve pocket of described frost valve and contacts described spool, therefore described frost valve is installed on the outlet conduit of described solar water container, by the control control device, thereby the force side of control device utilizes the pressure that does not freeze fluid to promote described spool slip opens frost valve, open outlet conduit, water flow in the valve pocket of frost valve, gaseous core under the pressure of current with inlet close, thereby provide hot water for the bathroom; When not needing hot water, the control control device makes spool close frost valve, rely on gravity toward current downflow owing to be in the current of the outlet conduit of frost valve tract, make and produce negative pressure in the outlet conduit, atmospheric pressure acts on gaseous core and makes air inlet open, water in the outlet conduit just can all flow sky like this, thereby reach antifreeze effect, and The whole control adopts the pressure control of not freezing fluid, make the radiator drain evacuating pipeline of solar water heater, thereby realized antifreeze purpose, no electricity is controlled, the security that improves greatly, energy-conserving and environment-protective.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structure cutaway view of the frost valve of the utility model embodiment;
Fig. 2 is the structure cutaway view of the control device of the utility model embodiment;
Fig. 3 is the vertical view of the gaseous core of the utility model embodiment;
In the accompanying drawing: 1. frost valve; 11. valve casing; 111. first valve pocket; 112. second valve pocket; 12. spool; 121. valve core; 1211. through hole; 122. back-moving spring; 123. sealing ring; 124. valve rod; 13. gaseous core; 131. gaseous core body; 132. sealing gasket; 133. projection; 2. control device; 21. housing; 22. elastic force-applying device; 221. application of force handle; 2211. compressed part; 2211a. first plane; 2211b. second plane; 222. sliding shoe; 223. force application spring; 224. pressing plate; 23. soft capsule; 24. bottom baffle; 25. governor motion; 26. flexible pipe; 27. elastic sealing film.
The specific embodiment
The no electric defroster of a kind of solar water heater, as Fig. 1, Fig. 2 and shown in Figure 3, it comprises frost valve 1, and described frost valve 1 comprises valve casing 11, spool 12 and gaseous core 13, and described valve casing 11 is provided with water inlet, delivery port and air inlet; Described spool 12 is installed on the water inlet of described valve casing 11; Described gaseous core 13 is installed on the air inlet place of described valve casing 11; Described no electric defroster comprises that also utilization do not freeze the control device 2 that the described spool 12 of the pressure-driven of fluid opens and closes, the force side of described control device 2 is installed in the valve pocket of described frost valve 1 and contacts described spool 12, and the described fluid that do not freeze can be non freezing solution or air or other gas.
Described valve pocket comprises first valve pocket 111 and second valve pocket 112 vertically arranged side by side and that communicate, described water inlet is arranged at the upper end of first valve pocket 111, described air inlet is arranged at the upper end of second valve pocket 112, described delivery port is arranged at the lower end of second valve pocket 112, described spool 12 is slidingly mounted on described water inlet and is tightly connected by sealing ring 123 and valve casing 11, described spool 12 comprises valve core 121, described valve core 121 is provided with the through hole 1211 that when opening frost valve 1 is communicated with the solar water heater water tank outlet conduit, be provided with back-moving spring 122 between described valve core 121 and the described valve casing 11, the center of described valve core 121 is equipped with valve rod 124.Described gaseous core 13 is slidingly mounted on described air inlet place, comprise gaseous core body 131, the upper end of described gaseous core body 131 is fixed with the sealing gasket 132 that is used to be sealed into gas port, described sealing gasket 132 can adopt materials such as silica gel, pottery, evenly be provided with projection 133 on the periphery of described gaseous core body 131, form gas channel between the inner peripheral surface of described adjacent two projectioies 133 and described second valve pocket 112.
Described control device 2 comprises: housing 21 is equipped with in the described housing 21 and is used for the soft capsule 23 that splendid attire does not freeze fluid; Described soft capsule 23 is installed in the installation cavity of described housing 21 bottoms, slide in the described installation cavity and be provided with bottom baffle 24, described bottom baffle 24 is positioned at the below of described soft capsule 23 and is fixed on the described housing 21 by governor motion 25, and described governor motion 25 is preferably the feed screw nut governor motion; Be used to rely on and do not freeze fluid pressure and promote the elastic sealing film 27 that described spool 12 upwardly opens, described elastic sealing film 27 is installed in described first valve pocket 111, form annular seal space between the bottom of the described elastic sealing film 27 and first valve pocket 111, described annular seal space is communicated with described soft capsule 23 by flexible pipe 26, described elastic sealing film 27 is the rubber material, described elastic sealing film 27 promotes described spool 12 by valve rod 124 and upwards slides, thereby form the force side of described control device 2, certainly, described elastic sealing film 27 also can directly act on the described valve core 121, that is to say, as long as the long enough that described valve core 121 is done; Be used to push the elastic force-applying device 22 of described soft capsule 23, described elastic force-applying device 22 is installed on the described housing 21 and is positioned at the top of described soft capsule 23, because when just installing, the reset pressure of flexible pipe 26 is not enough, thereby the pressure that does not freeze fluid with regard to appearance can't make spool 12 normally open, or be when the conduct of utilization such as gases such as air is not frozen fluid, because the temperature in winter is low, contraction of gas such as air, pressure in the flexible pipe 26 also just reduces, do not reach the required pressure of spool 12 normal unlatchings, can regulate the position of bottom baffle 24 by screw-nut body, the position of bottom baffle 24 is moved up, increase squeeze pressure soft capsule 23, thereby increase the pressure that does not freeze fluid, guarantee to use normally.
Described elastic force-applying device 22 comprises: be slidingly mounted on the sliding shoe 222 in the described housing 21, described sliding shoe 222 upper ends are equipped with force application spring 223, and described force application spring 223 upper ends are provided with pressing plate 224; Described sliding shoe 222 bottoms are dome shape, and the top of described sliding shoe 222 is provided with the shrinkage pool of placing described force application spring 224; Application of force handle 221, described application of force handle 221 is provided with the compressed part 2211 that compresses described pressing plate 224, and described compressed part 2211 is articulated on the described housing 21.Described compressed part 2211 comprises when being in the malcompression state the second plane 2211b that compresses described pressing plate 224 when contacting the first plane 2211a with described pressing plate 224 and being in impaction state, the described first plane 2211a becomes an obtuse angle with the second plane 2211b, and described compressed part 2211 is partial to the described first plane 2211a with the pin joint position of described housing 21.
Operation principle of the present utility model is: the outlet conduit place that at first frost valve 1 is inserted solar water heater water tank, control device 2 can be fixed on the wall in bathroom, winter, when not needing hot water, application of force handle 221 is in to upper/lower positions, the first plane 2211a of compressed part 2211 contacts with pressing plate 224 and does not compress described pressing plate 224, thereby soft capsule 23 is not under pressure, like this, spool 12 just is not subjected to thrust upwards, under the effect of back-moving spring 122 and sealing ring 123, frost valve 1 cuts out, and be in the outlet conduit of solar water heater water tank of frost valve 1 tract water since the gravity effect toward current downflow, make in second valve pocket 112 and form negative pressure, ambient atmosphere produces downward pressure to gaseous core 13, and gaseous core 13 gravity own make air inlet open, thereby make the whole emptyings of water in the outlet conduit, reached antifreeze purpose, and when needs use hot water, upwards promote application of force handle 221, compressed part 2211 is rotated around pin joint, the second plane 2211b compresses described pressing plate 224, because between the second plane 2211b and the first plane 2211a is the obtuse angle, described compressed part 2211 is partial to the described first plane 2211a with the pin joint position of described housing 21, therefore just produce self-locking, application of force handle 221 can not reversed, pressing plate 224 passes to sliding shoe 222 by force application spring 223 with pressure, the soft capsule 23 of sliding shoe 222 extruding, the fluid that do not freeze in the soft capsule 23 is extruded, not freezing fluid flow to annular seal space and elastic sealing film 27 is produced at flexible pipe 26 and upward pressure, elastic sealing film 27 contacts described valve rod 124 and promotes valve core 121 and upwards slides, thereby frost valve 1 is opened, hot water just flow in first valve pocket 111 and second valve pocket 112 of frost valve 1 like this, because the effect of hydraulic pressure produces to upward pressure to gaseous core 13 and heads on upwards slip of gaseous core 13 in second valve pocket 112, thereby make the sealing gasket 132 of gaseous core body 131 upper ends contact sealing with air inlet, hot water just flows out from delivery port, for the bathroom provides hot water, this does not have the switching that the pressure control frost valve 1 of fluid is not frozen in electric defroster utilization, make the radiator drain evacuating pipeline of solar water heater, thereby realized antifreeze purpose, the security that improves greatly, no energy consumption, energy-conserving and environment-protective, control device 2 is installed in the bathroom, and no electricity is controlled convenient and safe.
And the outlet conduit and the inlet channel of general solar water heater are a pipeline, frost valve 1 is installed on the outlet conduit (inlet channel just), on to solar water heater water tank during water, water just enters into second valve pocket 112 from the delivery port of frost valve 1, because the effect of hydraulic pressure heads on gaseous core 13 and upwards slides and make inlet close, can not outflow, water flow into first valve pocket 111 and 121 generations upward pressure to valve core, the elastic force that overcomes back-moving spring 122 promotes valve core 121 and moves up, thereby frost valve 1 is opened automatically, realized moisturizing water tank.
Claims (9)
1. solar water heater comprises frost valve with no electric defroster, and described frost valve comprises valve casing, spool and gaseous core, and described valve casing is provided with water inlet, delivery port and air inlet; Described spool is installed on the water inlet of described valve casing; Described gaseous core is installed on the air inlet place of described valve casing; It is characterized in that: described no electric defroster comprises that also utilization do not freeze the control device that the described spool of the pressure-driven of fluid opens and closes, and the force side of described control device is installed in the valve pocket of described frost valve and contacts described spool.
2. the no electric defroster of solar water heater as claimed in claim 1, it is characterized in that: described valve pocket comprises first valve pocket and second valve pocket vertically arranged side by side and that communicate, described water inlet is arranged at the upper end of described first valve pocket, described air inlet is arranged at the upper end of described second valve pocket, and described delivery port is arranged at the lower end of described second valve pocket.
3. the no electric defroster of solar water heater as claimed in claim 2, it is characterized in that: described control device comprises
Housing is equipped with in the described housing and is used for the soft capsule that splendid attire does not freeze fluid;
Be used to rely on and do not freeze fluid pressure and promote the elastic sealing film that described spool upwardly opens, described elastic sealing film is installed in described first valve pocket, forms annular seal space between the bottom of the described elastic sealing film and first valve pocket, and described annular seal space is communicated with described soft capsule;
Be used to push the elastic force-applying device of described soft capsule, described elastic force-applying device is installed on the described housing and is positioned at the top of described soft capsule.
4. the no electric defroster of solar water heater as claimed in claim 3, it is characterized in that: described elastic force-applying device comprises
Be slidingly mounted on the sliding shoe in the described housing, described sliding shoe upper end is equipped with force application spring, and described force application spring upper end is provided with pressing plate;
Application of force handle, described application of force handle is provided with the compressed part that compresses described pressing plate, and described compressed part is articulated on the described housing.
5. the no electric defroster of solar water heater as claimed in claim 4 is characterized in that: described sliding shoe bottom is dome shape, and the top of described sliding shoe is provided with the shrinkage pool of placing described force application spring.
6. the no electric defroster of solar water heater as claimed in claim 5, it is characterized in that: described compressed part compresses second plane of described pressing plate when comprising first plane that contacts with described pressing plate when being in the malcompression state and being in impaction state, described first plane becomes an obtuse angle with second plane, and described first plane is partial in the pin joint position of described compressed part and described housing.
7. the no electric defroster of solar water heater as claimed in claim 6, it is characterized in that: described soft capsule is installed in the installation cavity of described housing bottom, slide in the described installation cavity and be provided with bottom baffle, described bottom baffle is positioned at the below of described soft capsule and is fixed on the described housing by governor motion.
8. the no electric defroster of solar water heater as claimed in claim 7, it is characterized in that: described governor motion is the feed screw nut governor motion.
9. the no electric defroster of solar water heater as claimed in claim 1, it is characterized in that: described gaseous core comprises the gaseous core body, the upper end of described gaseous core body is fixed with the sealing gasket that is used to be sealed into gas port, evenly be provided with projection on the periphery of described gaseous core body, form gas channel between the inner peripheral surface of described adjacent two projectioies and described second valve pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205004839U CN201772665U (en) | 2010-08-19 | 2010-08-19 | Electroless antifreezing device for solar water heaters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205004839U CN201772665U (en) | 2010-08-19 | 2010-08-19 | Electroless antifreezing device for solar water heaters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201772665U true CN201772665U (en) | 2011-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205004839U Expired - Fee Related CN201772665U (en) | 2010-08-19 | 2010-08-19 | Electroless antifreezing device for solar water heaters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201772665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244712A (en) * | 2013-04-11 | 2013-08-14 | 王荣贵 | Sprinkler joint |
| CN111912115A (en) * | 2020-07-15 | 2020-11-10 | 宁波方太厨具有限公司 | Anti-freezing device, water heater comprising same and anti-freezing method of water heater |
-
2010
- 2010-08-19 CN CN2010205004839U patent/CN201772665U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244712A (en) * | 2013-04-11 | 2013-08-14 | 王荣贵 | Sprinkler joint |
| CN111912115A (en) * | 2020-07-15 | 2020-11-10 | 宁波方太厨具有限公司 | Anti-freezing device, water heater comprising same and anti-freezing method of water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20130819 |