CN205102429U - Electrical heater of heat accumulating type solar water heater with no water tank - Google Patents
Electrical heater of heat accumulating type solar water heater with no water tank Download PDFInfo
- Publication number
- CN205102429U CN205102429U CN201520910377.0U CN201520910377U CN205102429U CN 205102429 U CN205102429 U CN 205102429U CN 201520910377 U CN201520910377 U CN 201520910377U CN 205102429 U CN205102429 U CN 205102429U
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- China
- Prior art keywords
- heating wire
- heat
- heater
- accumulating type
- water tank
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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 an electrical heater of heat accumulating type solar water heater with no water tank belongs to water heater technical field. It has solved the current problem that electric heater heating effect is poor, life is short. This electrical heater of heat accumulating type solar water heater with no water tank, including wire and electric heating wire, the wire is connected and electric heating wire, electric heating wire sets up in the heat exchanger, electric heating wire includes straightway and spiral section, the spiral section is connected the one end of straightway and is extended to the other end of this straightway around the straightway spiral, electric heating wire's the surface corrosion -resistant layer that has still coated. This electrical heater of heat accumulating type solar water heater with no water tank is straightway and spiral section with the heater strip design for the heating of cold water of each part is more even among the heat exchanger, and the heat exchange is more thorough, and heating efficiency is high, and surface coating corrosion -resistant layer can prevent effectively that electric heating wire from being corroded by the impurity of aquatic, has prolonged life.
Description
Technical field
The utility model belongs to technical field of water heaters, relates to a kind of heat accumulating type non-water tank solar water heater electric heater.
Background technology
At present the equipment of conventional heat hot water has: boiler, fuel-oil water heater, gas heater, electric heater and solar water heater etc., wherein with solar water heater the lowest coursing cost, most environmental protection and dark liking by consumers in general.Solar water heater conventional in the market mostly by: solar thermal collector, attemperater and tube connector are to forming; Solar thermal collector is the radiation collection heat utilizing solar energy, so the heat time can only when shining upon; Attemperater is the container of stored hot water, by pipeline, the cold water in attemperater is sent into heat collector, and the hot water produced in heat collector sends into attemperater by pipeline again, and attemperater and connecting pipe form a closed loop.Attemperater store hot water capacity be according to the volume size of water tank and heat collector number decide, the hot water of required storage is more, and water tank volume will be larger, installs more inconvenient.And attemperater and connecting pipe form a closed loop, can there is the state of new water and remaining water mixing, the content of nitrite at high temperature can be made to increase, and carcinogenic substance during nitrite, and after the time grown, also easily infested in water, water quality is poor, easily damages human body.Therefore, heat accumulating type non-water tank solar water heater becomes the product that current consumers in general favor most.
On existing heat accumulating type non-water tank solar water heater, the water be also equipped with in electric heater heat exchanger heats, the effect of existing electric heater heating is poor, and all directly contact with water due to electric heater, easily by corrosion such as the impurity in water, service life is low.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, propose a kind of heat accumulating type non-water tank solar water heater electric heater, technical problem to be solved in the utility model is: how to improve the efficiency of heating and extend the service life of heater.
The purpose of this utility model realizes by following technical proposal: a kind of heat accumulating type non-water tank solar water heater electric heater, solar water heater comprises solar vacuum heat-collecting pipe, heat-storing material and heat exchanger, described heat exchanger is arranged in solar vacuum heat-collecting pipe, described heat-storing material is filled between heat exchanger and solar vacuum heat-collecting pipe, it is characterized in that, described electric heater comprises wire and electrical heating wire, described wire connecting power and electrical heating wire, described electrical heating wire is arranged in heat exchanger, described electrical heating wire comprises straightway and spiral section, described spiral section connects one end of straightway and is spirally extended to the other end of this straightway around straightway, the outer surface of described electrical heating wire is also coated with anti-corrosion layer.
This heat accumulating type non-water tank solar water heater electric heater is by being designed to straightway and spiral section by heater strip, the shape of heat exchanger is also made the mating shapes with this heater strip simultaneously, extend the flow path of cold water in heat exchanger, also make the heating of the cold water of each several part in heat exchanger more even simultaneously, heat exchange is more thorough, and the efficiency of heating surface is high.Meanwhile, at the outer surface anti-corrosion layer of electrical heating wire, reduce the corrosive effect of impurities in water to electrical heating wire, ensure that and the efficiency of heating surface that electrical heating wire remains higher extend service life.
In above-mentioned heat accumulating type non-water tank solar water heater electric heater, between the outer surface of described electrical heating wire and anti-corrosion layer, also there is surface active layer.By increasing surface active layer between the outer surface and anti-corrosion layer of electrical heating wire, making anti-corrosion layer to be more firmly coated on electrical heating wire, further ensuring the efficiency of heating surface that electrical heating wire remains higher, extend service life.
In above-mentioned heat accumulating type non-water tank solar water heater electric heater, described anti-corrosion layer is made for adopting PA material.PA material has excellent mechanical property, self-lubricity, rub resistance and good corrosion resistance, also there is excellent heat resistance and excellent electrical insulation capability simultaneously, can effectively prevent electrical heating wire from being corroded by the impurity in water, can not impact the heating effect of electrical heating wire again simultaneously, ensure that and the efficiency of heating surface that electrical heating wire remains higher extend service life.
In above-mentioned heat accumulating type non-water tank solar water heater electric heater, the thickness of described anti-corrosion layer is 1 ~ 2um.The thickness of anti-corrosion layer is designed to the anticorrosion effect that above-mentioned scope can either reach higher.
In above-mentioned heat accumulating type non-water tank solar water heater electric heater, the thickness of described surface active layer is 1 ~ 2um.The thickness of surface active layer is designed to above-mentioned scope and can either ensures that anti-corrosion layer can be coated on electrical heating wire firmly, further ensures the efficiency of heating surface that electrical heating wire remains higher, extends service life.
In above-mentioned heat accumulating type non-water tank solar water heater electric heater, described heat exchanger is also provided with temperature sensor, described water heater also comprises controller, the input of described temperature sensor connection control device, the output of described electrical heating wire connection control device.Temperature sensor is for detecting the water temperature in heat exchanger, and when the water temperature that temperature sensor detects is less than preset value, controller controls electrical heating wire heating, ensure that the stability of output water temperature.
Compared with prior art, this heat accumulating type non-water tank solar water heater electric heater has following advantage: 1, heater strip is designed to straightway and spiral section, the shape of heat exchanger is also made the mating shapes with this heater strip simultaneously, extend the flow path of cold water in heat exchanger, also make the heating of the cold water of each several part in heat exchanger more even simultaneously, heat exchange is more thorough, and the efficiency of heating surface is high.2, at the outer surface anti-corrosion layer of electrical heating wire, effectively can prevent electrical heating wire from being corroded by the impurity in water, ensure that and the efficiency of heating surface that electrical heating wire remains higher extend service life.3, surface active layer makes anti-corrosion layer to be more firmly coated on electrical heating wire, further ensures the efficiency of heating surface that electrical heating wire remains higher, extends service life.
Accompanying drawing explanation
Fig. 1 is the structure chart of this heat accumulating type non-water tank solar water heater.
Fig. 2 is the structure chart of this heat accumulating type non-water tank solar water heater electric heater.
Fig. 3 is the partial sectional view of this heat accumulating type non-water tank solar water heater electric heater
In figure, 1, solar vacuum heat-collecting pipe; 2, heat-storing material; 3, heat exchanger; 4, electrical heating wire; 41, straightway; 42, spiral section; 5, wire; 6, surface active layer; 7, anti-corrosion layer.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this heat accumulating type non-water tank solar water heater comprises solar vacuum heat-collecting pipe 1, heat-storing material 2 and heat exchanger 3, heat exchanger 3 is arranged in solar vacuum heat-collecting pipe 1, heat-storing material 2 is filled between heat exchanger 3 and solar vacuum heat-collecting pipe 1, and electric heater is arranged in heat exchanger 3.As Figure 2-3, this electric heater comprises wire 5 and electrical heating wire 4, wire 5 connects power supply and electrical heating wire 4, electrical heating wire 4 is arranged in heat exchanger 3, and electrical heating wire 4 comprises straightway 41 and spiral section 42, and spiral section 42 connects one end of straightway 41 and is spirally extended to the other end of this straightway 41 around straightway 41, extend the flow path of cold water in heat exchanger 3, also make the heating of the cold water of each several part in heat exchanger more even, heat exchange is more thorough, and the efficiency of heating surface is high simultaneously.The outer surface of electrical heating wire 4 is also coated with anti-corrosion layer 7, and the thickness of anti-corrosion layer 7 is 1 ~ 2um, reduces the corrosive effect of impurities in water to electrical heating wire 4, ensure that and the efficiency of heating surface that electrical heating wire 4 remains higher extends service life.
Specifically, also have surface active layer 6 between the outer surface of electrical heating wire 4 and anti-corrosion layer 7, the thickness of surface active layer 6 is 1 ~ 2um.Anti-corrosion layer 7 more firmly can be coated on electrical heating wire 4, further ensure the efficiency of heating surface that electrical heating wire 4 remains higher, extend service life.
Anti-corrosion layer 7 is made for adopting PA material, there is excellent mechanical property, self-lubricity, rub resistance and good corrosion resistance, also there is excellent heat resistance and excellent electrical insulation capability simultaneously, can effectively prevent electrical heating wire 4 from being corroded by the impurity in water, can not impact the heating effect of electrical heating wire 4 again simultaneously, ensure that and the efficiency of heating surface that electrical heating wire 4 remains higher extend service life.
Meanwhile, heat exchanger 3 is also provided with temperature sensor, and water heater also comprises controller, the input of temperature sensor connection control device, the output of electrical heating wire 4 connection control device.Temperature sensor is for detecting the water temperature in heat exchanger 3, and when the water temperature that temperature sensor detects is less than preset value, controller controls electrical heating wire 4 and heats, and ensure that the stability of output water temperature.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (6)
1. a heat accumulating type non-water tank solar water heater electric heater, solar water heater comprises solar vacuum heat-collecting pipe (1), heat-storing material (2) and heat exchanger (3), described heat exchanger (3) is arranged in solar vacuum heat-collecting pipe (1), described heat-storing material (2) is filled between heat exchanger (3) and solar vacuum heat-collecting pipe (1), it is characterized in that, described electric heater comprises wire (5) and electrical heating wire (4), described wire (5) connects power supply and electrical heating wire (4), described electrical heating wire (4) is arranged in heat exchanger (3), described electrical heating wire (4) comprises straightway (41) and spiral section (42), described spiral section (42) connects one end of straightway (41) and is spirally extended to the other end of this straightway (41) around straightway (41), the outer surface of described electrical heating wire (4) is also coated with anti-corrosion layer (7).
2. a kind of heat accumulating type non-water tank solar water heater electric heater according to claim 1, is characterized in that, described anti-corrosion layer (7) is made for adopting PA material.
3. a kind of heat accumulating type non-water tank solar water heater electric heater according to claim 2, is characterized in that, the thickness of described anti-corrosion layer (7) is 1 ~ 2um.
4. a kind of heat accumulating type non-water tank solar water heater electric heater according to claim 3, is characterized in that, also has surface active layer (6) between the outer surface of described electrical heating wire (4) and anti-corrosion layer (7).
5. a kind of heat accumulating type non-water tank solar water heater electric heater according to claim 4, is characterized in that, the thickness of described surface active layer (6) is 1 ~ 2um.
6. a kind of heat accumulating type non-water tank solar water heater electric heater according to claim 1-5 any one, it is characterized in that, (3) are also provided with temperature sensor with described heat exchanger, described water heater also comprises controller, the input of described temperature sensor connection control device, the output of described electrical heating wire (4) connection control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910377.0U CN205102429U (en) | 2015-11-16 | 2015-11-16 | Electrical heater of heat accumulating type solar water heater with no water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910377.0U CN205102429U (en) | 2015-11-16 | 2015-11-16 | Electrical heater of heat accumulating type solar water heater with no water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205102429U true CN205102429U (en) | 2016-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520910377.0U Expired - Fee Related CN205102429U (en) | 2015-11-16 | 2015-11-16 | Electrical heater of heat accumulating type solar water heater with no water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205102429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310223A (en) * | 2021-07-29 | 2021-08-27 | 江苏大威新能源科技有限公司 | Photoelectric automatic switching household solar water heating system |
-
2015
- 2015-11-16 CN CN201520910377.0U patent/CN205102429U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310223A (en) * | 2021-07-29 | 2021-08-27 | 江苏大威新能源科技有限公司 | Photoelectric automatic switching household solar water heating system |
| CN113310223B (en) * | 2021-07-29 | 2021-09-24 | 江苏大威新能源科技有限公司 | Photoelectric automatic switching household solar water heating system |
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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: 20160323 Termination date: 20191116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |