CN201074915Y - Solar water heater - Google Patents
Solar water heater Download PDFInfo
- Publication number
- CN201074915Y CN201074915Y CNU2007201022874U CN200720102287U CN201074915Y CN 201074915 Y CN201074915 Y CN 201074915Y CN U2007201022874 U CNU2007201022874 U CN U2007201022874U CN 200720102287 U CN200720102287 U CN 200720102287U CN 201074915 Y CN201074915 Y CN 201074915Y
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- CN
- China
- Prior art keywords
- heat
- water heater
- thermal
- solar water
- heat pipe
- Prior art date
- 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
- Y02E10/44—Heat exchange systems
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model provides a solar water heater which adopts a heat pipe for heat transmission and makes use of phase change material for heat storage. The utility model is provided with a heat storing box which is internally filled with phase change heat storage media. A water heating coil and a condensing end heat pipe are arranged in the heat storing box. A plurality of heat collecting evaporation tubes are connected with the condensing end heat pipe through an end connection tube. A heat collecting device is arranged to match the heat collecting evaporation tubes. Phase change heat conduction media is filled into a heterotype heat pipe formed by the condensing end heat pipe, the end connection tube and the heat collecting evaporation tubes. The technical proposal of the utility model also includes that an electric heater is arranged in the end connection tube; the condensing end heat pipe is connected with the end connection tube through heat transmission blocking tubes; heat exchanging and absorbing fins are arranged in the heat storing box and the heat collecting device. The solar energy water heater is characterized in that the heat transmission efficiency is high; operation and manufacturing cost is low; hot water can be conveniently used and the water quality is better.
Description
Technical field
The utility model relates to water heater, is specifically related to a kind of solar water heater that utilizes adopting heat pipes for heat transfer, phase-change material heat accumulation.
Background technology
The solar water heater that generally uses mainly is to be made of solar heat pipe collector and storage tank two parts at present.Its operation principle is: cold water joins in the storage tank through pipeline, through solar heat pipe collector the heating of the water in the water tank is prepared against and is used.The heat-pipe medium that charges in the heat pipe has high-temperature evaporation point and two kinds of low-temperature vaporization points available.Its weak point is:
1, heat pipe charges into high-temperature evaporation point medium, and heat radiation is many, and solar energy utilization ratio is low; As charging into low-temperature vaporization point medium, solar energy utilization ratio has improved, and but needs to increase the volume of storage tank, to guarantee water consumption; And no matter select which kind of evaporation point heat-pipe medium, when the water temperature in the storage tank reached adopting heat pipes for heat transfer medium evaporation point, its temperature just can not continue to raise, and unnecessary heat can not store, and caused the waste of resource and the thermal efficiency low.
2, storage tank and pipeline preventing freeze in winter are difficult for solving, and generally all will heat with auxiliary electrical, have promptly wasted electric resources, and having has increased cost of use.
3,, the liner material of storage tank there is higher requirement, the most higher stainless steel of costs, cost height of using in order to guarantee the quality of water in the water tank.
Summary of the invention
The purpose of this utility model is at the problems referred to above, provides a kind of thermal efficiency height, the solar water heater that manufacturing cost and use cost is low.
The technical scheme that realizes above-mentioned purpose is: a kind of solar water heater, in having, it fills the heat storage box of phase-change thermal storage medium, in heat storage box, be provided with water heating plate curved tube and condensation end heat pipe, be connected to some thermal-arrest evaporation tubes through holding connecting leg to link to each other with the condensation end heat pipe, matching with the thermal-arrest evaporation tube is equipped with heat collector, is filled with the heat conduction with phase change medium in the special-shaped heat pipe that is made of condensation end heat pipe, end connecting leg and thermal-arrest evaporation tube.
The technical solution of the utility model also comprises: be provided with electric heater in the end connecting leg, matching to place with electric heater is equipped with temperature sensor in the heat storage box; In heat storage box, match and be equipped with heat exchange fin with water heating plate curved tube and condensation end heat pipe; Its condensation end heat pipe is connected through hot conduction block pipe fitting with the end connecting leg; Be provided with heat storage box and end connecting leg are packaged in interior outer case; Be vacuum tube collector or be flat plate collector with the heat collector of thermal-arrest evaporation tube phase configuration; In heat collector, on the thermal-arrest evaporation tube, be equipped with the heat absorption fin.
The utlity model has following advantage:
1, the heat storage box liner material is not strict with, and materials such as available common galvanized sheet, iron plate have reduced manufacturing cost.
2, unidirectional conduction heat, heat loss is little, and Heat-collecting effect is good.
3, the heat pipe cranking temperature is low, and it is fast to conduct heat, thermal efficiency height.
4, use the phase-change material heat accumulation, store heat is many, be 2.2 times with water gaging, and pressure-bearing is big, can constant temperature water supply.
5, means to prevent freezing is easy, does not need electrical heating, can reduce cost of use and economizes on resources.
6, do not establish storage tank, instant sending guaranteed the hygienic quality of water, need not control water storage water level in the storage tank, the water storage overflow phenomena can not take place, and be easy to use.
But the round-the-clock hot water that provides of 7 four seasons.
Description of drawings
Fig. 1 is this solar water heater structure schematic diagram of configuration vacuum tube collector.
Fig. 2 is this solar water heater structure schematic diagram of configuration flat plate collector.
The specific embodiment
In conjunction with the accompanying drawings the specific embodiment of the present utility model is described.
As accompanying drawing, this solar water appliance has the heat storage box 1 that fills the phase-change thermal storage medium in, and it is 50 ℃～70 ℃ phase-change material that the phase-change thermal storage medium that fills in it should be selected phase transition temperature, as paraffin, five water sodium thiosulfate (Na
2S
2O
3.5H
2O) or Sodium acetate trihydrate (CH
3COONa.3H
2O).Be provided with water heating plate curved tube 2 and condensation end heat pipe 3 in heat storage box 1, the cold water inlet of its tortuous pipe is connected with running water, and hot water outlet directly is connected with user side.Be connected to the some thermal-arrest evaporation tubes 5 that become several rows of row through holding connecting leg 4 to link to each other with condensation end heat pipe 3, matching with the thermal-arrest evaporation tube is equipped with heat collector 6, and the heat collector of accompanying drawing 1 embodiment is a vacuum tube collector, and the embodiment heat collector of accompanying drawing 2 is a flat plate collector.Be filled with the heat conduction with phase change medium in the special-shaped heat pipe that is made of condensation end heat pipe 3, end connecting leg 4 and thermal-arrest evaporation tube, the phase transition temperature of its heat-conducting medium should be chosen as 60 ℃～80 ℃, can be the lower liquid of boiling point such as alcohol, methyl alcohol or ethyl acetate.
After this solar water heater is installed, absorb the solar radiation heat by vacuum tube or flat plate collector 6, heat-conducting medium in the heating thermal-arrest evaporation tube 5, when heat-conducting medium is heated to boiling temperature, heat-conducting medium steam rises to condensation end heat pipe 3, make the cooling of heat-conducting medium steam become heat-conducting medium liquid by the absorption of the heat-storage medium in the heat storage box 1 heat and be back to thermal-arrest evaporation tube 5, so far finished a heat conduction circulation.Along with heat is constantly absorbed by the heat-storage medium in the heat storage box, heat-storage medium undergoes phase transition when arriving its phase transition temperature, and constantly absorbs a large amount of heat of storage.When the user used, from the heat storage box 1 interior a large amount of heat of transient absorption, user side then flowed out operational hot water to running water by tortuous pipe 2.
The utility model is provided with electric heater 11 in end connecting leg 4, and be disposed at fitting temperature sensor 7 in the heat storage box with it, to be used in bad weather conditions, when the shortage of heat in the heat storage box, start electric heater and assist heating, satisfy the instant hot water that send of user, and guarantee to have constant-temperature effluent.
The utility model is provided with heat storage box 1 and end connecting leg 4 is packaged in interior outer case 8, is used for the protection of associated components and makes water heater become a rigid unitary of being convenient to install.
Condensation end heat pipe 3 of the present utility model joins by hot conduction block pipe fitting 10 with end connecting leg 4, outwards conducts with the heat that reduces in the heat storage box, avoids thermal loss.Its blocking-up pipe fitting can adopt the connecting tube by low thermal conductivity material machine-shapings such as rubber, plastics.
The utility model is provided with the heat exchange fin 9 that matches with water heating plate curved tube 2 and condensation end heat pipe 3 in heat storage box 1, can effectively improve the efficiency of heating surface of tortuous pipe inner cold water in heat storage box; And on thermal-arrest evaporation tube 5, assemble heat absorption fin 12, then can effectively improve the absorption efficiency of evaporation tube, thereby improve the thermal efficiency of solar water heater.
Claims (8)
1. solar water heater, it is characterized in that: the heat storage box (1) that fills the phase-change thermal storage medium in it has, in heat storage box, be provided with water heating plate curved tube (2) and condensation end heat pipe (3), be connected to some thermal-arrest evaporation tubes (5) through holding connecting leg (4) to link to each other with the condensation end heat pipe, matching with the thermal-arrest evaporation tube is equipped with heat collector (6), is filled with the heat conduction with phase change medium in the special-shaped heat pipe that is made of condensation end heat pipe, end connecting leg and thermal-arrest evaporation tube.
2. solar water heater according to claim 1 is characterized in that: be provided with electric heater (11) in end connecting leg (4), matching to place with electric heater is equipped with temperature sensor (7) in the heat storage box.
3. solar water heater according to claim 1 is characterized in that: matching with water heating plate curved tube (2) and condensation end heat pipe (3) in heat storage box (1) is equipped with heat exchange fin (9).
4. solar water heater according to claim 1 is characterized in that: condensation end heat pipe (3) is connected through hot conduction block pipe fitting (10) with end connecting leg (4).
5. solar water heater according to claim 1 is characterized in that: be provided with heat storage box (1) and end connecting leg (4) are packaged in interior outer case (8).
6. solar water heater according to claim 1 is characterized in that: with the heat collector (6) of thermal-arrest evaporation tube (5) phase configuration be vacuum tube collector.
7. solar water heater according to claim 1 is characterized in that: with the heat collector (6) of thermal-arrest evaporation tube (5) phase configuration be flat plate collector.
8. according to claim 6 or 7 described solar water heaters, it is characterized in that: in heat collector (6), on thermal-arrest evaporation tube (5), be equipped with heat absorption fin (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201022874U CN201074915Y (en) | 2007-08-15 | 2007-08-15 | Solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201022874U CN201074915Y (en) | 2007-08-15 | 2007-08-15 | Solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201074915Y true CN201074915Y (en) | 2008-06-18 |
Family
ID=39520176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201022874U Expired - Fee Related CN201074915Y (en) | 2007-08-15 | 2007-08-15 | Solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201074915Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881570A (en) * | 2010-07-28 | 2010-11-10 | 湖北凯佳电力科技集团有限公司 | Dual-coil system high-efficiency heat storage and exchange method and device thereof |
| CN101915466A (en) * | 2010-08-30 | 2010-12-15 | 上海交通大学 | Solar combined type heat accumulation collector |
| CN101915464A (en) * | 2010-08-30 | 2010-12-15 | 江苏省华扬太阳能有限公司 | Phase change thermal storage solar water heater |
| CN101975457A (en) * | 2010-10-09 | 2011-02-16 | 杭州慈源科技有限公司 | Solar thermal collector and heating system applying same |
| CN102244119A (en) * | 2011-07-01 | 2011-11-16 | 常州依利奥斯太阳能科技有限公司 | Photovoltaic solar module |
| CN102290472A (en) * | 2011-07-01 | 2011-12-21 | 常州依利奥斯太阳能科技有限公司 | Photo-thermal integrated solar device |
| CN103335415A (en) * | 2013-06-26 | 2013-10-02 | 江苏启能新能源材料有限公司 | Phase change heat storage solar water heater with enhanced heat absorption capability |
| CN103912999A (en) * | 2014-04-04 | 2014-07-09 | 江苏启能新能源材料有限公司 | Phase-change heat storage solar water heater with novel heat dissipation structure |
| CN104654625A (en) * | 2013-11-21 | 2015-05-27 | 珠海兴业节能科技有限公司 | Flat plate solar water heater without water tank based on light condensation and phase-change heat storage |
| CN105091368A (en) * | 2015-09-11 | 2015-11-25 | 莱芜市凤凰太阳能有限公司 | Heat absorption and heat storage integrated water heater with square inner container |
| CN105758023A (en) * | 2016-05-21 | 2016-07-13 | 成都育芽科技有限公司 | Direct radiating type phase-change thermal storage solar water heater |
| CN105972837A (en) * | 2016-06-22 | 2016-09-28 | 嘉兴学院 | Double layer heat pipes phase change heat storage type flat-plate solar heat collector |
| CN106225242A (en) * | 2016-08-30 | 2016-12-14 | 浙江特富锅炉有限公司 | Twin furnace heat conducting oil boiler |
| CN106225238A (en) * | 2016-08-30 | 2016-12-14 | 浙江特富锅炉有限公司 | Boiler flue waste heat recovery device |
| EP4273466A1 (en) * | 2022-05-03 | 2023-11-08 | National and Kapodistrian University of Athens | Integration of particulated encapsulated phase change materials in a conventional flat-plate solar collector for the production of domestic hot water |
-
2007
- 2007-08-15 CN CNU2007201022874U patent/CN201074915Y/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881570A (en) * | 2010-07-28 | 2010-11-10 | 湖北凯佳电力科技集团有限公司 | Dual-coil system high-efficiency heat storage and exchange method and device thereof |
| CN101915466A (en) * | 2010-08-30 | 2010-12-15 | 上海交通大学 | Solar combined type heat accumulation collector |
| CN101915464A (en) * | 2010-08-30 | 2010-12-15 | 江苏省华扬太阳能有限公司 | Phase change thermal storage solar water heater |
| CN101975457A (en) * | 2010-10-09 | 2011-02-16 | 杭州慈源科技有限公司 | Solar thermal collector and heating system applying same |
| CN102244119A (en) * | 2011-07-01 | 2011-11-16 | 常州依利奥斯太阳能科技有限公司 | Photovoltaic solar module |
| CN102290472A (en) * | 2011-07-01 | 2011-12-21 | 常州依利奥斯太阳能科技有限公司 | Photo-thermal integrated solar device |
| CN103335415A (en) * | 2013-06-26 | 2013-10-02 | 江苏启能新能源材料有限公司 | Phase change heat storage solar water heater with enhanced heat absorption capability |
| CN103335415B (en) * | 2013-06-26 | 2016-08-31 | 江苏启能新能源材料有限公司 | A kind of phase-change thermal storage solar water heater strengthening heat absorption |
| CN104654625A (en) * | 2013-11-21 | 2015-05-27 | 珠海兴业节能科技有限公司 | Flat plate solar water heater without water tank based on light condensation and phase-change heat storage |
| CN103912999B (en) * | 2014-04-04 | 2016-02-17 | 江苏启能新能源材料有限公司 | A kind of phase-change thermal storage solar water heater with new radiator structure |
| CN103912999A (en) * | 2014-04-04 | 2014-07-09 | 江苏启能新能源材料有限公司 | Phase-change heat storage solar water heater with novel heat dissipation structure |
| CN105091368A (en) * | 2015-09-11 | 2015-11-25 | 莱芜市凤凰太阳能有限公司 | Heat absorption and heat storage integrated water heater with square inner container |
| CN105758023A (en) * | 2016-05-21 | 2016-07-13 | 成都育芽科技有限公司 | Direct radiating type phase-change thermal storage solar water heater |
| CN105758023B (en) * | 2016-05-21 | 2018-06-26 | 蓝立概 | The phase-change thermal storage solar water heater directly to radiate |
| CN105972837A (en) * | 2016-06-22 | 2016-09-28 | 嘉兴学院 | Double layer heat pipes phase change heat storage type flat-plate solar heat collector |
| CN105972837B (en) * | 2016-06-22 | 2017-12-01 | 嘉兴学院 | Double-deck heat pipe phase change heat storage type flat-plate solar collector |
| CN106225242A (en) * | 2016-08-30 | 2016-12-14 | 浙江特富锅炉有限公司 | Twin furnace heat conducting oil boiler |
| CN106225238A (en) * | 2016-08-30 | 2016-12-14 | 浙江特富锅炉有限公司 | Boiler flue waste heat recovery device |
| CN106225238B (en) * | 2016-08-30 | 2021-11-02 | 浙江特富发展股份有限公司 | Boiler flue waste heat recycling device |
| EP4273466A1 (en) * | 2022-05-03 | 2023-11-08 | National and Kapodistrian University of Athens | Integration of particulated encapsulated phase change materials in a conventional flat-plate solar collector for the production of domestic hot water |
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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: 20080618 Termination date: 20110815 |