CN203053030U - Solar water heater system with gas-liquid mixed heat exchange - Google Patents
Solar water heater system with gas-liquid mixed heat exchange Download PDFInfo
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- CN203053030U CN203053030U CN 201320067340 CN201320067340U CN203053030U CN 203053030 U CN203053030 U CN 203053030U CN 201320067340 CN201320067340 CN 201320067340 CN 201320067340 U CN201320067340 U CN 201320067340U CN 203053030 U CN203053030 U CN 203053030U
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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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- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
Disclosed is a solar water heater system with gas-liquid mixed heat exchange. The system comprises a heat storage water tank, a heat collector, a gas filling device, a temperature control device, a mixing valve, a switching valve and connecting pipelines among all the parts. Series connection and the novel gas-liquid mixed heat exchange are adopted between the heat storage water tank and the heat collector, the heat exchange is high in efficiency and high in speed, and the problems that an outdoor pipeline of a solar water heater and the heat collector are frozen in winter can be solved.
Description
Technical field
The utility model relates to a kind of water of high-temperature gas and liquid that adopts and mixes the solar water heater system that carries out heat exchange, belongs to the solar energy optical-thermal application.
Background technology
Low-carbon environment-friendly is pursuing one's goal of we in these epoch, and solar energy more and more obtains people as a kind of clean energy resource and payes attention to widely and use, and solar water heater is exactly the product that a kind of application is relatively popularized.Throughout the year, the spring, summer, autumn and winter solar water heater that can use is the manufacturer of all solar water heaters or the hope of using the client.But often in the winter of cold weather, not only can't use the solar water heater hot-water supply, also need to take some safeguard measures to prevent that solar water heater and pipeline are damaged by frost.In order to use the solar water heater people also to find out thousand and one way in the winter time, as employing freezing prevention tubing band, or in heat collector, add anti-icing fluid; Antifreeze band needs manually-operated, also has potential safety hazards such as fire; The use of anti-icing fluid brings the decline of heat exchange efficiency and the increasing substantially of system cost of system.Also have numerous evacuation and anti-freezing solution in the market, not only reliability has to be strengthenedly, and operability more needs to improve, all this kind, numerous.Do not have not more that rational solution solves cold zone under nobody's operational circumstances, solve the solar water heater problem in winter automatically.Perhaps just can there be the problem in winter in this type of solar water heater system.
Summary of the invention
Need antifreeze problem in the winter time in order to overcome existing solar water heater, the utility model provides a kind of solar water heater system of gas-liquid mixed heat exchange, this system adopts the water of the gas of HTHP and liquid to carry out the solar water heater of mixed heat transfer, whole system can normally be used throughout the year, not can have the antifreeze problem of system.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of solar water heater system of gas-liquid mixed heat exchange, this system comprises heat storage water tank, heat collector, aerating device, attemperating unit, mixing valve and transfer valve, and the connecting pipe between each parts; Adopt connected in series and gas-liquid mixed heat transfer between heat collector and the heat storage water tank; The gas outlet of aerating device and the import of heat collector link together, behind attemperating unit of outlet series connection of heat collector, link together with the entrance of mixing valve, the suction inlet of mixing valve and the loop exit of heat storage water tank link together, the outlet of mixing valve and the loop head of heat storage water tank link together, the delivery port of heat storage water tank is connected to the D interface of transfer valve, the C interface of transfer valve connects hot water pipeline, the A interface of transfer valve connects running water inlet, and the B interface of transfer valve and the water inlet of heat storage water tank link together.
Attemperating unit wherein comprises a TEMP and a channel selector that breaks and close according to TEMP, when frame for movement is adopted in two parts unification, is exactly the temperature-sensing valve of a monomer; Or TEMP adopts temperature detect switch (TDS), and channel selector adopts magnetic valve, the cable connector of temperature detect switch (TDS) and the cable connector of magnetic valve is connected in series controls; Or TEMP employing monomer temperature sensor, channel selector adopts magnetic valve, and the cable of temperature sensor and the cable of magnetic valve are connected to controller, magnetic valve are controlled according to the temperature sensor data by controller.
Mixing valve wherein, be a kind of frame for movement, have three interfaces, be respectively entrance a, suction inlet b, outlet c, the inner passage of three mouthfuls of correspondences is Wen's passages, when the gas of high pressure flows through entrance a, produce the negative pressure that is lower than atmosphere at suction inlet b place, the pipeline that links to each other with suction inlet b has negative pressure equally and produces suction, the water that sucks from suction inlet b fully mixes with the gas that flows into from entrance a, and in the process of mixing, the gas of high temperature has carried out heat exchange with the water that sucks from suction inlet b, the mixture of G﹠W after the heat exchange, the outlet c by mixing valve flow in the heat storage water tank and preserves; Mixing valve can be independently and heat storage water tank external, also can be embedded in the heat storage water tank and constitute one with heat storage water tank.
Wherein transfer valve has four interfaces and a blow vent, is respectively A interface, B interface, C interface, D interface, forms two kinds of break-makes relations at least by rotate forming, and namely the A interface is communicated with B interface, C interface is communicated with D interface, or D interface is communicated with blow vent.
Operation principle of the present utility model, aerating device be one and have voltage-controlled automatic charger, i.e. the outlet of aerating device is lower than predetermined pressure, and aerating device begins inflation, stops inflation automatically when the outlet pressure of aerating device reaches the predetermined pressure aerating device.Aerating device is inflated to heat collector, because the gas temperature of this moment is low, causes the attemperating unit of heat collector exit series connection by path, and when the gas of heat collector reaches predetermined pressure, aerating device stops inflation.Gas in heat collector is by the heat collector gas temperature in the solar absorption energy heating heat collector constantly, reach the predetermined temperature of attemperating unit when the temperature of gas, attemperating unit is opened conducting, the gas of HTHP sprays into by the entrance a of attemperating unit from mixing valve, the gas stream of high pressure, make the suction inlet b of mixing valve produce the negative pressure that is lower than atmosphere, the water of the feasible heat storage water tank loop exit that links to each other with suction inlet b is extracted out and is entered in the mixing valve, fully mix with the high-temperature gas that sprays into from entrance a, in the process of mixing, the gas of high temperature and the water of low temperature have carried out heat exchange, mixed MEDIA FLOW flows out by the outlet c of mixing valve, flow in the heat storage water tank again and stores.After the gas of high temperature all flow through attemperating unit, the cryogenic gas that aerating device newly charges into made attemperating unit end again, waited for next time heat absorption, heat exchange, heat accumulation.A complete gas-liquid mixed heat exchange overall process that Here it is.And so forth, the water up to heat storage water tank reaches till the predetermined temperature.
From the top course of work, we recognize because heat collector and correspondingly have only gas at any time at the piping outside the house does not have aqueous medium, so whole system just not to be afraid of winter freezing, the also problem with regard to not existing be damaged by frost cold winter.
In the gas-liquid mixed heat transfer process, transfer valve is in D interface and blow vent connected state, makes heat storage water tank be in non-artesian condition.When need using hot water, transfer valve is in that the A interface is communicated with B interface, C interface is communicated with D interface, and heat storage water tank is in and seals out hot water conditions.
The beneficial effects of the utility model are, a kind of solar water heater of gas-liquid mixed heat exchange thoroughly solves solar water heater and is afraid of freezing problem, and gas-liquid mixed heat exchange efficiency height, and the heat transfer rate is fast.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the framework connection diagram that the utility model attemperating unit adopts temperature-sensing valve.
Fig. 2 is the framework connection diagram that the utility model attemperating unit adopts temperature detect switch (TDS) and magnetic valve combination.
Fig. 3 is the framework connection diagram that the utility model attemperating unit adopts the controller combination.
101. heat storage water tanks among the figure, 102. heat collectors, 103. aerating devices, 104. temperature-sensing valves, 105. mixing valve, 106. transfer valves, 120. temperature detect switch (TDS)s, 121. magnetic valves, 122. temperature sensor, 123. controllers, 201. water inlets, 202. delivery ports, 203. blow vent, 205. imports, 206. outlets, 207. temperature-sensing valve entrances, 208. the temperature-sensing valve outlet, 210. cooling water inlets, 211. hot water outlets, 212. loop exit, 213. loop heads, 220. cables.
The specific embodiment
In Fig. 1, attemperating unit adopts the temperature-sensing valve (104) of full mechanical.The import (205) of the gas outlet of aerating device (103) and heat collector (102) connects together, behind outlet (206) temperature-sensing valve of serial connection (104) of heat collector (102), entrance a with mixing valve (105) links together again, the suction inlet b of mixing valve (105) links to each other with the loop exit (212) of heat storage water tank (101), and the outlet c of mixing valve (105) links to each other with the loop head (213) of heat storage water tank (101); The cooling water inlet (210) of heat storage water tank (101) links to each other with the B interface of transfer valve (106), the hot water outlet (211) of heat storage water tank (101) links to each other with the D interface of transfer valve (106), the A interface of transfer valve (106) connects running water water inlet (201), the delivery port (202) of the C interface connected system of transfer valve (106).
The course of work of the utility model thermal-arrest and heat exchange, aerating device (103) is inflated in heat collector (102), can't arrive the predetermined temperature that heat collector (102) exports the temperature-sensing valve of (206) locating to install (104) because the gas temperature that initially charges into is low, therefore temperature-sensing valve entrance (207) ends with temperature-sensing valve outlet (208), the gas that aerating device (103) charges into all is trapped in the heat collector (102), along with gas constantly charges into, the internal pipeline pressure of heat collector (102) is also along with increase, when the pressure of gas reaches a predetermined pressure, aerating device (103) stops inflation automatically.The gas of predetermined pressure is trapped in the heat collector (102), is constantly absorbed solar energy by heat collector (102), and the interior gas temperature of heat collector (102) is constantly risen.But the internal temperature of heat collector (102) reaches the predetermined temperature of temperature-sensing valve (104), and temperature-sensing valve (104) has by becoming conducting, i.e. temperature-sensing valve entrance (207) and temperature-sensing valve outlet (208) conducting.The gas of HTHP pours the entrance a of mixing valve (105) from heat collector (102) inside, produce the negative pressure that is lower than atmosphere at suction inlet b place, with produce negative pressure in the pipeline that suction inlet b links to each other, thereby the water in the heat storage water tank (101) is flowed out from loop exit (212), enter in the mixing valve (105), fully mix with the high temperature and high pressure gas that flows into from entrance a, in the process of mixing, gas and water carry out heat exchange, G﹠W medium after the heat exchange flows out from the outlet c of mixing valve (105) together, flow into heat storage water tank (101) from the loop head (213) of heat storage water tank (101) and stores.In the process of gas and water mixed heat transfer, because gas flows out, cause that heat collector (102) pressure inside descends, aerating device (103) is when detecting pressure decline, can inflate additional automatically, arrive the exit temperature-sensing valve (104) of heat collector (102) owing to do not reach predetermined temperature when the gas that newly enters, temperature-sensing valve (104) is again by pipeline.A complete heating that Here it is and air water mixed heat transfer process, this process moves in circles, till the temperature of the water in heat storage water tank (101) reaches predetermined temperature.
Of the present utility modelly go out hot water with thermal recovery top water mode, running water enters water tank on one side from the bottom of heat storage water tank (101), the hot water of heat storage water tank (101) ejected from the top of heat storage water tank enter hot water pipeline, heat storage water tank in the utility model is in heat transfer process, should be under the non-artesian condition, in order to make the pressure bearing stored boiler in heat transfer process, heat storage water tank is under the non-artesian condition, as shown in the figure, water inlet and a delivery port serial connection transfer valve (106) at heat storage water tank, this transfer valve has two grades of states at least, and state one A interface is communicated with B interface, C interface is communicated with D interface, is in this moment with in the hot water conditions; State two D interface are communicated with the blow vent of this valve, because D interface is connected to the delivery port of heat storage water tank, that is to say that the delivery port of heat storage water tank this moment is communicated with atmosphere, make heat storage water tank be in non-artesian condition, and be in the heat exchange this moment.
In Fig. 2, with Fig. 1 difference be that attemperating unit adopts the temperature detect switch (TDS) (120) of machinery and the combination of magnetic valve (121), the temperature detection face of temperature detect switch (TDS) (120) is embedded in the exit pipeline of heat collector (102), temperature detect switch (TDS) has two connector lugs, when the temperature of temperature detect switch (TDS) detection faces does not reach predetermined temperature, two connector lugs separately, when the temperature of temperature detect switch (TDS) detection faces reaches predetermined temperature, two connector lugs are communicated with; Magnetic valve (121) is serially connected in the pipeline road, and the cable connector of the cable connector of magnetic valve (121) and temperature detect switch (TDS) (120) is connected.
In Fig. 3, attemperating unit adopts the combination of temperature sensor (122), magnetic valve (121) and controller (123), temperature sensor (122) is placed near the outlet (206) of heat collector (102), magnetic valve (121) is serially connected in the pipeline, and the cable of the cable of temperature sensor and magnetic valve (121) all is connected on the corresponding link of controller (123).To be controller (123) go up reading temperature data from temperature sensor (122) in work, and according to the data whether temperature data itself presets more than or equal to controller (123), if just control magnetic valve (121) conducting, otherwise magnetic valve (121) ends.
Claims (4)
1. the solar water heater system of a gas-liquid mixed heat exchange, it is characterized in that: this system comprises heat storage water tank, heat collector, aerating device, attemperating unit, mixing valve and transfer valve, and the connecting pipe between each parts; Adopt connected in series and gas-liquid mixed heat transfer between heat collector and the heat storage water tank; The gas outlet of aerating device and the import of heat collector link together, behind attemperating unit of outlet series connection of heat collector, link together with the entrance of mixing valve, the suction inlet of mixing valve and the loop exit of heat storage water tank link together, the outlet of mixing valve and the loop head of heat storage water tank link together, the delivery port of heat storage water tank is connected to the D interface of transfer valve, the C interface of transfer valve connects hot water pipeline, the A interface of transfer valve connects running water inlet, and the B interface of transfer valve and the water inlet of heat storage water tank link together.
2. the solar water heater system of a kind of gas-liquid mixed heat exchange according to claim 1, it is characterized in that described attemperating unit, comprise two parts, one is TEMP, one is the switch that breaks and close according to TEMP, when partly frame for movement is adopted in unification two, it is exactly a kind of temperature-sensing valve; Or TEMP adopts temperature detect switch (TDS), and channel selector adopts magnetic valve, the cable connector of temperature detect switch (TDS) and the cable connector of magnetic valve is connected in series controls; Or TEMP adopts independently monomer temperature sensor, and channel selector adopts magnetic valve, and the cable of temperature sensor and the cable of magnetic valve are connected to controller, have controller according to the temperature sensor data magnetic valve to be controlled.
3. the solar water heater system of a kind of gas-liquid mixed heat exchange according to claim 1, it is characterized in that described mixing valve, be a kind of frame for movement, have three interfaces, be respectively entrance a, suction inlet b, outlet c, three mouthfuls for the inner passage be Wen's passage, when the gas of high pressure flows through entrance a, mixing valve produces the negative pressure that is lower than atmosphere at suction inlet b place, the pipeline that links together with the b mouth has negative pressure equally and produces suction, the liquid water that sucks from suction inlet b just and from the gas of entrance a inflow fully mixes, in the process of mixing, the gas of high temperature and the current of low temperature have carried out heat exchange, the mixture of G﹠W after the heat exchange, and the outlet c by mixing valve flow in the heat storage water tank and preserves; Mixing valve can be independently and heat storage water tank external, also can be embedded in the heat storage water tank and constitute one with heat storage water tank.
4. the solar water heater system of a kind of gas-liquid mixed heat exchange according to claim 1, it is characterized in that described transfer valve has four interfaces and a ventilation mouth, be respectively A interface, B interface, C interface, D interface, at least form two kinds of break-make relations by rotating to form, be that the A interface is communicated with B interface, C interface is communicated with D interface, or D interface is communicated with ventilation mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320067340 CN203053030U (en) | 2013-02-06 | 2013-02-06 | Solar water heater system with gas-liquid mixed heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320067340 CN203053030U (en) | 2013-02-06 | 2013-02-06 | Solar water heater system with gas-liquid mixed heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053030U true CN203053030U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320067340 Expired - Fee Related CN203053030U (en) | 2013-02-06 | 2013-02-06 | Solar water heater system with gas-liquid mixed heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203053030U (en) |
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2013
- 2013-02-06 CN CN 201320067340 patent/CN203053030U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20180206 |