CN2573942Y - Solar electric water heater - Google Patents
Solar electric water heater Download PDFInfo
- Publication number
- CN2573942Y CN2573942Y CN02235722U CN02235722U CN2573942Y CN 2573942 Y CN2573942 Y CN 2573942Y CN 02235722 U CN02235722 U CN 02235722U CN 02235722 U CN02235722 U CN 02235722U CN 2573942 Y CN2573942 Y CN 2573942Y
- Authority
- CN
- China
- Prior art keywords
- water
- heat exchanger
- heater
- heat
- solar
- 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
Links
Classifications
-
- 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
Abstract
The utility model relates to a novel solar electric water heater. A low melting-point liquid is used as a solar heat transferring medium for the novel solar electric water heater. A heat collector is separately provided with other components. A controllable electric heater is connected with the back part of a water tank in series. As a result, the technical problems which exist in an ordinary solar water heater are solved. The novel solar electric water heater is composed of the heat collector, a heat exchanger, the water tank and the controllable electric heater, wherein, the heat collector is fully filled with the low melting-point liquid. The heat exchanger is communicated with the heat exchanger to serve for natural circulation. The heat exchanger and the heat exchanger can also be communicated with a pump to serve for forced circulation. The domestic water in the water tank is communicated with two pipelines and a heat exchanging pipeline in the heat exchanger to serve for the natural circulation. The domestic water in the water tank, the two pipelines and the heat exchanging pipeline in the heat exchanger can also be communicated with a pump to serve for the forced circulation. The water tank is connected with the controllable electric heater in series. Therefore, the insufficiency of the water temperature, which is caused by the insufficiency of the sunshine condition or the time of using the water, can be made up. Due to the adoption of the measures, the troublesome maintenance operation of the novel solar electric water heater is exempted when winter comes, and the solar water heater can run stably for years.
Description
One. technical field: the utility model belongs to the equipment class utilize solar energy, and it is specifically related to can be used for the structure of the solar electric water heater of cold district.
Two. background technology: solar energy is extremely abundant, the pure and economic energy, and the utilization of mentioning solar energy is an individual problem for a long time far away, for developing country and energy scarcity significance is arranged now.The solar water heater kind that goes from the simple to the complex is a lot, because its equipment is simple and reliable, can independent operating and be not subjected to the restriction of other energy condition, be subjected to people's welcome deeply, but also there are some problems, the heat collector and the water tank of general solar water heater fuse, can only be placed on the roof, arrange if on skyscraper, just be difficult to; Antifreeze at cold district is a difficult problem, and freezing season all will be done some loaded down with trivial details attended operation when arriving; It can not provide suitable hot water when sunshine condition is insufficient, also can only could use after irradiation time is abundant under normal condition, so also be subjected to certain restriction in use.Know through investigation, can solve more satisfactoryly the water heater beyond example still of aforesaid every difficult problem.
Three. summary of the invention: for overcoming aforesaid some technical problems, special this programme------solar electric water heater that proposes, in this programme, utilized new medium to transmit solar heat, and the deficiency that the controlled electric heater of serial connection replenishes hot water temperature in the water pot behind water pot.
By as above design, the solar electric water heater that this programme provided includes solar thermal collector and water tank, the solar thermal collector and the water tank that it is characterized in that it split, and establish a heat exchanger between solar thermal collector and water tank, low-melting-point liquid abrim in solar thermal collector; Its water tank is the structure of a composite tanks, form by water pot and controlled electric heater, both are connected in series mutually, and solar thermal collector is done being connected of Natural Circulation with two pipelines with heat exchanger, and water pot is done being connected of Natural Circulation with two pipelines with the heat exchanging pipe in the heat exchanger.
In this programme, between heat collector and the heat exchanger, also can be connected in series a water pump of using as forced circulation between water pot and the heat exchanger.Its solar thermal collector can be installed on the outdoor wall or roof, has protecting wire net on the framework of heat collector.The pipeline of its cold water inlet water receiving jar bottom, total outlet conduit links to each other with controlled electric heater.The heat exchanger outside and the outside of water pot, controlled electric heater at it are established the insulation heat insulation layer are all arranged.
Adopt this programme can embody following superiority: 1. this water heater adopts low-melting-point liquid to make medium and transmits energy, has solved antifreeze problem; 2. its heat collector and other parts split, and other parts are arranged in indoor, can solve the radiation loss of cold district heat, and single heat collector can install on out of doors the wall, for installation brings convenience easily; 3. behind water pot, be connected in series with controlled electric heater, can remedy the not enough problem of not enough water temperature at sunshine, also can solve the problem that the water time is restricted, controlled electric heater is placed on after the water pot, only water automatic supplementary heating when temperature is lower than requirement to flowing out, because its volume is much smaller than water pot, so the energy that it consumes is also little; 4. the working cycles of low-melting-point liquid is under the normal pressure in this water heater, and the circulation between domestic water and the heat exchanger is in the pressure state of running water in the water pot, when the hot water temperature of output need reduce, be convenient to add the cold water adjustment like this, use easy to operate; 5. simple, the low cost of manufacture of this device structure, long service life attended operation are simple, are worth making in batches promoting the use of.
Four. description of drawings:
Fig. 1 is the structural representation of this programme solar electric water heater.
Five. the specific embodiment: the embodiment of existing accompanying drawings this programme.Used low-melting-point liquid to transmit energy in this programme and heat collector and other parts have been split, promptly solved cold district and still can normally use solar water heater, loaded down with trivial details attended operation when having removed general solar water heater from and entering winter; This programme is connected in series a controlled electric heater behind water pot, can remedy because of sunshine condition not enough problem of water temperature when not enough, also solved water at any time and be not subjected to the time restriction of solar energy heating, so it has greatly superiority.This solar electric water heater is by water pot 1, controlled electric heater 2, heat exchanger 3, solar thermal collector 4, cold water inlet 5, the water pump 7 of hot water outlet pipe 6 and forced circulation is formed, its heat collector and other parts split, heat collector can be adjusted angle and be installed on the outdoor wall, the angle angle that the upper end of its heat collector is become with perpendicular walls is 15 °～90 °, in collector frame protecting wire net is housed all up and down, to prevent the pipeline of the heat collector of junk damage upstairs, low-melting-point liquid abrim in the heat collector, it is with the internal switching of two pipelines and heat exchanger, make the Natural Circulation under the normal pressure, also can add pump when needing and make forced circulation; Its water tank is the structure of a composite tanks, water pot and controlled electric heater by serial connection constitute, domestic water in the water pot is connected by the heat exchanging pipe in two pipelines and the heat exchanger, can make the Natural Circulation under the tap water pressure, also can add pump when needing and make forced circulation, another outlet pipe of water pot is connected with controlled electric heater, and the outlet of controlled electric heater is connected with the joint door and the shower nozzle of water, and cold water inlet is connected with the bottom water pipe of water pot.This solar electric water heater is not to be used in cold district, the operate as normal too in the higher area of temperature, and the fusing point of the low-melting-point liquid of heat collector inside and kind also can be with the temperature conditions adjustment of place to use.In addition, the medium of its conduction can be a liquid, also can be gas.This solar electric water heater can turn round and non-maintaining all the year round, can both use satisfying hot water at any time, is a kind of superior technical scheme really.
Claims (5)
1. solar electric water heater, it includes solar thermal collector and water tank, the solar thermal collector (4) and the water tank that it is characterized in that it split, and establish a heat exchanger (3) between solar thermal collector and water tank, low-melting-point liquid abrim in solar thermal collector; Its water tank is the structure of a composite tanks, form by water pot (1) and controlled electric heater (2), both are connected in series mutually, and solar thermal collector is done being connected of Natural Circulation with two pipelines with heat exchanger, and water pot is done being connected of Natural Circulation with two pipelines with the heat exchanging pipe in the heat exchanger.
2. according to the described solar electric water heater of claim 2, it is characterized in that between heat collector and heat exchanger, between water pot and heat exchanger, also can be connected in series a water pump (7) of using as forced circulation.
3. according to the described solar electric water heater of claim 2, it is characterized in that its solar thermal collector can be installed on the outdoor wall or roof, on the framework of heat collector, have protecting wire net.
4. according to the described solar electric water heater of claim 2, it is characterized in that the pipeline of its cold water inlet water receiving jar bottom, total outlet conduit links to each other with controlled electric heater.
5. according to the described solar electric water heater of claim 2, it is characterized in that establishing the insulation heat insulation layer all being arranged in its heat exchanger outside and the outside of water pot, controlled electric heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02235722U CN2573942Y (en) | 2002-05-16 | 2002-05-16 | Solar electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02235722U CN2573942Y (en) | 2002-05-16 | 2002-05-16 | Solar electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2573942Y true CN2573942Y (en) | 2003-09-17 |
Family
ID=33710181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02235722U Expired - Fee Related CN2573942Y (en) | 2002-05-16 | 2002-05-16 | Solar electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2573942Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818376A (en) * | 2012-08-27 | 2012-12-12 | 向文斌 | Solar-electric automatic switching water heater |
| CN108297525A (en) * | 2018-01-23 | 2018-07-20 | 王新志 | A kind of longitudinal cycle autoclave of peripheral hardware cold and heat circulating device |
| CN111595101A (en) * | 2019-02-21 | 2020-08-28 | 佛山市顺德区美的饮水机制造有限公司 | Air-cooled circulating drinking liquid semiconductor refrigeration system and refrigeration equipment |
-
2002
- 2002-05-16 CN CN02235722U patent/CN2573942Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818376A (en) * | 2012-08-27 | 2012-12-12 | 向文斌 | Solar-electric automatic switching water heater |
| CN102818376B (en) * | 2012-08-27 | 2014-07-02 | 向文斌 | Solar-electric automatic switching water heater |
| CN108297525A (en) * | 2018-01-23 | 2018-07-20 | 王新志 | A kind of longitudinal cycle autoclave of peripheral hardware cold and heat circulating device |
| CN111595101A (en) * | 2019-02-21 | 2020-08-28 | 佛山市顺德区美的饮水机制造有限公司 | Air-cooled circulating drinking liquid semiconductor refrigeration system and refrigeration equipment |
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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 |