CN202708203U - Anti-freezing device for solar water heater - Google Patents
Anti-freezing device for solar water heater Download PDFInfo
- Publication number
- CN202708203U CN202708203U CN 201220375597 CN201220375597U CN202708203U CN 202708203 U CN202708203 U CN 202708203U CN 201220375597 CN201220375597 CN 201220375597 CN 201220375597 U CN201220375597 U CN 201220375597U CN 202708203 U CN202708203 U CN 202708203U
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- China
- Prior art keywords
- water
- spool
- valve body
- water outlet
- piston
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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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- 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
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- Temperature-Responsive Valves (AREA)
- Fluid-Driven Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model discloses an anti-freezing device for a solar water heater. The anti-freezing device comprises a valve body. A water inlet and a water outlet are formed in the valve body. A water flow passage is formed between the water inlet and the water outlet, and is provided with a valve element driven by a power device in a sliding way. The valve element is fixedly connected with a sealing piston for separating the water inlet and the water outlet. An air inlet is formed between the sealing piston and the water outlet in the valve body, and is communicated with the water flow passage. The valve element is connected with a connecting rod. A sealing gasket is arranged on the end part of the connecting rod, opens the air inlet when the water inlet and the water outlet are separated by the sealing piston, and closes the air inlet when the water inlet and the water outlet are communicated. According to the anti-freezing device for the solar water heater, a water outlet pipeline of the solar water heater is evacuated, so that an anti-freezing aim is fulfilled.
Description
Technical field
The utility model relates to technical field of solar, especially relates to a kind of solar water heater anti-icer.
Background technique
Solar water heater is because not power consumption, without any pollution, relatively simple for structure, day by day universal 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 producers have installed water valve and suction valve and have been used for water in the emptying water pipe in the bottom of solar water container for this reason, because water valve is manual, need or close to outdoor unlatching, very inconvenient, the roof also can be dangerous up and down.
The model utility content
Technical problem to be solved in the utility model is: a kind of solar water heater anti-icer is provided, makes the outlet conduit of solar water heater emptying, thereby realized antifreeze purpose.
For solving the problems of the technologies described above, the technical solution of the utility model is: the solar water heater anti-icer, comprise valve body, described valve body is provided with water intake and water outlet, be provided with flow channel between described water intake and the water outlet, described flow channel is slidingly fitted with the spool that is driven by power plant, described spool is fixedly connected with and is useful on the packed-piston of cutting apart described water intake and water outlet, described valve body is provided with suction port, described suction port is arranged between described packed-piston and the water outlet and is communicated with described flow channel, described spool connects a connecting rod, and the end of described connecting rod is provided with and opens described suction port when described packed-piston cuts off described water intake and water outlet, when being communicated with water outlet, described water intake closes the sealing gasket of described suction port.
Preferably, described rod slide is installed on the described spool, is positioned at described packed-piston one side on the described spool and is provided be used to the retainer that limits described rod slide; Be provided with the first Returnning spring between described sealing gasket and the valve body.
Preferably, described power plant comprise the housing that is arranged at described valve body outside, be provided with sealing elastomeric membrane in the described housing described housing is divided into compression chamber and reseting cavity, described compression chamber is provided with air pipe interface, described reseting cavity is provided with the atmospheric equilibrium mouth, sealing elastomeric membrane in the described reseting cavity is provided with baffle plate, and described spool stretches into described reseting cavity and connects described sealing elastomeric membrane, is provided with the second Returnning spring in the described reseting cavity.
Preferably, described valve body periphery is provided with dust-proof, water-proof cover.
Preferably, described packed-piston is fixedly installed on the described spool by the shaft block ring that is arranged at both sides.
Preferably, described packed-piston is fixedly installed on the described spool by the internal tooth lock washer that is arranged at both sides, and two described internal tooth lock washers are oppositely arranged.
Adopted technique scheme, the beneficial effects of the utility model are: because valve body is provided with suction port, suction port is arranged between packed-piston and the water outlet and is communicated with flow channel, spool connects a connecting rod, the end of connecting rod is provided with sealing gasket, therefore this solar water heater anti-icer is installed on the outlet conduit of solar water container, when needs use hot water, driving spool by power plant moves upward, the water intake of anti-icer is opened, and this moment, water intake was communicated with water outlet and suction port is in closed condition, opened outlet conduit, water flows to water outlet by water intake, thereby provides hot water for the bathroom; When not needing hot water, power plant drive spool and move downward, and spool drivening rod down sliding is closed the water intake of anti-icer, and suction port is opened simultaneously, and the water in the outlet conduit just can all flow sky like this, thereby reaches antifreeze effect.
Because rod slide is installed on the spool, be positioned at packed-piston one side on the spool and be provided with the retainer that slides for limiting rod, be provided with the first Returnning spring between sealing gasket and the valve body, therefore can when packed-piston cuts off water intake and water outlet, open suction port, when water intake is communicated with water outlet, close suction port.
Because power plant comprise the housing that is arranged at the valve body outside, compression chamber is provided with air pipe interface, reseting cavity is provided with the atmospheric equilibrium mouth, spool stretches into reseting cavity and connects sealing elastomeric membrane, is provided with the second Returnning spring in the reseting cavity, and these power plant adopt air-flow to do power, thereby realized antifreeze purpose, and whole process adopts without electricity operation, the Security that improves greatly, energy-conserving and environment-protective.
Because packed-piston is fixedly installed on the spool by shaft block ring or the internal tooth lock washer that is arranged at both sides, adopts this kind retainer that the tightness of this solar water heater anti-icer is improved greatly.
Description of drawings
Structural representation when Fig. 1 is the utility model embodiment water;
Fig. 2 is the structural representation of the utility model embodiment when emptying;
Wherein: 1, valve body; 2, water intake; 3, water outlet 4, flow channel; 5, spool; 6, packed-piston; 7, suction port; 8, connecting rod; 9, sealing gasket; 10, retainer; 11, the first Returnning spring; 12, dust-proof, water-proof cover; 13, housing; 14, sealing elastomeric membrane; 15, air pipe interface; 16, atmospheric equilibrium mouth; 17, baffle plate; 18, the second Returnning spring; 19, shaft block ring; A, compression chamber; B, reseting cavity.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Shown in Fig. 1 and Fig. 2 are common, the solar water heater anti-icer, comprise valve body 1, valve body 1 is provided with water intake 2 and water outlet 3, be provided with flow channel 4 between water intake 2 and the water outlet 3, flow channel 4 is slidingly fitted with the spool 5 that is driven by power plant, spool 5 is fixedly connected with and is useful on the packed-piston 6 of cutting apart water intake 2 and water outlet 3, valve body 1 is provided with suction port 7, suction port 7 is arranged between packed-piston 6 and the water outlet 3 and is communicated with flow channel 4, spool 5 connects a connecting rod 8, the end of connecting rod 8 is provided with and opens suction port 7 when packed-piston 6 cuts off water intake 2 with water outlet 3, when being communicated with water outlet 3, water intake 2 closes the sealing gasket 9 of suction port 7, sealing gasket 9 is arranged at valve body 1 inside, connecting rod 8 is slidingly mounted on the spool 5, is positioned on the spool 5 near packed-piston 6 one sides to be provided with the retainer 10 that slides for limiting rod 8; Be provided with the first Returnning spring 11 between sealing gasket 9 and the valve body 1.Valve body 1 periphery is provided with dust-proof, water-proof cover 12, effectively dust and water protection.
In the present embodiment, above-mentioned power plant comprise the housing 13 that is arranged at valve body 1 outside, be provided with sealing elastomeric membrane 14 in the housing 13, housing 13 is divided into compression chamber A and reseting cavity B, compression chamber A is provided with air pipe interface 15, and reseting cavity B is provided with atmospheric equilibrium mouth 16, and the sealing elastomeric membrane 14 in the reseting cavity B is provided with baffle plate 17, spool 5 stretches into reseting cavity B and connects sealing elastomeric membrane 14, is provided with the second Returnning spring 18 in the reseting cavity B.Air pipe interface 15 can connect air bag, also can connect blower.These power plant adopt air-flow to do power, thereby have realized antifreeze purpose, and whole process adopts without electricity operation, the Security that improves greatly, energy-conserving and environment-protective.Certainly, above-mentioned power plant also can adopt cylinder.
Packed-piston 6 is fixedly installed on the spool 5 by the shaft block ring 19 that is arranged at both sides, adopts this kind fastening piece that the tightness of this solar water heater anti-icer is improved greatly.Certainly, packed-piston 6 also can be fixedly installed in by the internal tooth lock washer that is arranged at both sides on the spool 5, and two internal tooth lock washers are oppositely arranged, and can also adopt jump ring or nut to fix.In the present embodiment, retainer 10 can adopt block, limiting stopper, nut etc. to have the stopping device of limit function, certain conformity for component, retainer 10 also can adopt shaft block ring 19, shaft block ring 19 and internal tooth lock washer are component commonly used in the machinery industry, so its structure repeats no more.
This solar water heater anti-icer is installed on the outlet conduit of solar water container, cold water enters water intake 2 through water outlet 3 and enters into solar water container again and heat, when needs use hot water, air-flow enters housing 13 through air pipe interface 15, air-flow promotes sealing elastomeric membrane 14 driving spools 5 and moves upward, the water intake 2 of anti-icer is opened, this moment, water intake 2 was communicated with water outlet 3 and suction port 7 is in closed condition, open outlet conduit, water flows to water outlet 3 by water intake 2, thereby provides hot water for the bathroom; When not needing hot water, air-flow promotes sealing elastomeric membrane 14 driving spools 5 and moves downward, spool 5 drivening rods 8 down slidings, the water intake 2 of anti-icer is closed, suction port 7 is opened simultaneously, realized spool 5 and sealing gasket 9 interlocks, the water in the outlet conduit just can all flow sky like this, thereby reaches antifreeze effect.
The utility model is not limited to above-mentioned concrete mode of execution, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done all drop within the protection domain of the present utility model.
Claims (6)
1. solar water heater anti-icer, comprise valve body, described valve body is provided with water intake and water outlet, be provided with flow channel between described water intake and the water outlet, described flow channel is slidingly fitted with the spool that is driven by power plant, described spool is fixedly connected with and is useful on the packed-piston of cutting apart described water intake and water outlet, it is characterized in that, described valve body is provided with suction port, described suction port is arranged between described packed-piston and the water outlet and is communicated with described flow channel, described spool connects a connecting rod, and the end of described connecting rod is provided with and opens described suction port when described packed-piston cuts off described water intake and water outlet, when being communicated with water outlet, described water intake closes the sealing gasket of described suction port.
2. solar water heater anti-icer as claimed in claim 1 is characterized in that, described rod slide is installed on the described spool, is positioned at described packed-piston one side on the described spool and is provided be used to the retainer that limits described rod slide; Be provided with the first Returnning spring between described sealing gasket and the valve body.
3. solar water heater anti-icer as claimed in claim 1, it is characterized in that, described power plant comprise the housing that is arranged at described valve body outside, be provided with sealing elastomeric membrane in the described housing described housing is divided into compression chamber and reseting cavity, described compression chamber is provided with air pipe interface, described reseting cavity is provided with the atmospheric equilibrium mouth, sealing elastomeric membrane in the described reseting cavity is provided with baffle plate, described spool stretches into described reseting cavity and connects described sealing elastomeric membrane, is provided with the second Returnning spring in the described reseting cavity.
4. solar water heater anti-icer as claimed in claim 3 is characterized in that, described valve body periphery is provided with dust-proof, water-proof cover.
5. such as the described solar water heater anti-icer of the arbitrary claim of claim 1 to 4, it is characterized in that described packed-piston is fixedly installed on the described spool by the shaft block ring that is arranged at both sides.
6. such as the described solar water heater anti-icer of the arbitrary claim of claim 1 to 4, it is characterized in that described packed-piston is fixedly installed on the described spool by the internal tooth lock washer that is arranged at both sides, two described internal tooth lock washers are oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220375597 CN202708203U (en) | 2012-07-30 | 2012-07-30 | Anti-freezing device for solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220375597 CN202708203U (en) | 2012-07-30 | 2012-07-30 | Anti-freezing device for solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202708203U true CN202708203U (en) | 2013-01-30 |
Family
ID=47588509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220375597 Expired - Fee Related CN202708203U (en) | 2012-07-30 | 2012-07-30 | Anti-freezing device for solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202708203U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110823308A (en) * | 2019-11-28 | 2020-02-21 | 徐州润物科技发展有限公司 | Water meter with anti-freezing function |
| CN113007908A (en) * | 2021-04-23 | 2021-06-22 | 浙江家辉太阳能科技有限公司 | Household electric auxiliary heating solar water heater |
-
2012
- 2012-07-30 CN CN 201220375597 patent/CN202708203U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110823308A (en) * | 2019-11-28 | 2020-02-21 | 徐州润物科技发展有限公司 | Water meter with anti-freezing function |
| CN110823308B (en) * | 2019-11-28 | 2020-12-01 | 徐州润物科技发展有限公司 | Water meter with anti-freezing function |
| CN113007908A (en) * | 2021-04-23 | 2021-06-22 | 浙江家辉太阳能科技有限公司 | Household electric auxiliary heating solar water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20140730 |
|
| EXPY | Termination of patent right or utility model |