CN203432122U - Water tank of pressure-bearing type solar water heater - Google Patents
Water tank of pressure-bearing type solar water heater Download PDFInfo
- Publication number
- CN203432122U CN203432122U CN201320519875.3U CN201320519875U CN203432122U CN 203432122 U CN203432122 U CN 203432122U CN 201320519875 U CN201320519875 U CN 201320519875U CN 203432122 U CN203432122 U CN 203432122U
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- water tank
- pressure
- bearing type
- type solar
- solar water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 146
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 11
- 210000003298 Dental Enamel Anatomy 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 11
- 238000005485 electric heating Methods 0.000 abstract 3
- 238000004321 preservation Methods 0.000 abstract 1
- OENIXTHWZWFYIV-UHFFFAOYSA-N 2-[4-[2-[5-(cyclopentylmethyl)-1H-imidazol-2-yl]ethyl]phenyl]benzoic acid Chemical compound OC(=O)C1=CC=CC=C1C(C=C1)=CC=C1CCC(N1)=NC=C1CC1CCCC1 OENIXTHWZWFYIV-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003287 bathing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
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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
Abstract
The utility model provides a water tank of a pressure-bearing type solar water heater, and belongs to the technical field of solar energy. The water tank of the pressure-bearing type solar water heater solves the problems that a water tank of a pressure-bearing solar water heater in the prior art is poor in sealing performance and low in heating speed. The water tank of the pressure-bearing type water tank of the solar water heater comprises a cylindrical shell, an inner container is arranged in the shell and a heat-preservation layer is arranged between the liner and the shell. The water tank of the pressure-bearing type solar water heater is characterized in that an electric heater is additionally arranged at the end, close to the shell, of the liner, the electric heater comprises an installing part connected to the liner and an electric heating pipe fixed to the installing portion, the electric heating pipe is in a spiral shape, a through hole through which the electric heater can be taken out of the water tank is formed in the outer end of the electric heater in the shell, and a plug is installed on the through hole. The water tank of the pressure-bearing type solar water heater has the advantages of being high in electric heating efficiency, high in practicality, good in sealing performance and the like.
Description
Technical field
The utility model belongs to technical field of solar, relates to a kind of water tank of pressure-bearing type solar water heater.
Background technology
Solar water heater is converted into heat energy by solar energy, and water is heated to high-temperature from low temperature, to meet the hot water of people in life, production, uses.Solar water heater can be divided into non-pressure-bearing type water heater and pressure-bearing water heater by water supply form.
Existing most solar water heater is on the market all to belong to non-pressure-bearing type water heater, its water tank has a pipe to communicate with atmosphere, it is the height fall that utilizes roof and family, while making water, produce pressure, its cost is low, but because the water outlet of non-bearing type solar water heater is by drop, sometimes, because the limitation of height of house there will be the situation that discharge pressure is very little, cause bath comfort greatly to reduce.Pressure-bearing solar water heater is the solar water heater that adopts bearing type water tank, and the water tank of this pressure-bearing type, can provide powerful hydraulic pressure, and it directly utilizes water supply network pressure as hot water effluent's pressure, makes heat hydraulic pressure be equal to cold water pressure.The solar energy that the solar water heater of this pressure-bearing type has solved common roof type relies on the little difficult problem of gravity drop pressure of hot water, not only hydraulic pressure is large, temperature regulates easily, can because hot and cold water pressure is inhomogeneous, not produce variations in temperature, makes bathing impression more comfortable.Pressure-bearing type solar water heater, due to above advantage, has been subject to more and more people's favor.
The powerful hydraulic pressure of pressure-bearing type solar water heater mainly guarantees by its bearing type water tank.Chinese patent literature discloses a kind of pressure-bearing type solar water heater water tank [Granted publication number: CN201246912Y before; Application number: 200820040780.2] comprise outer barrel, be arranged on the inner bag in outer barrel, between outer barrel and inner bag, dispose foaming layer, on described water tank, offer the buried via hole of spill, in buried via hole, be provided with electric heater, and electric heater is fixedly connected with inner bag, the buried via hole place of outer barrel disposes cover plate.In this water tank, electric heater is installed, winter outdoor temperature lower or there is no sunlight in, it is for people to use that solar water heater can not produce enough hot water, now, electric heater in water tank will heat the water in water tank, make solar water heater can continue to use, greatly improved the practicality of solar water heater.But this water tank still has the following disadvantages: be first that electric heater is arranged on water tank bottom, bottom half hydraulic pressure is larger than casing sidepiece hydraulic pressure, therefore easily there is drainage; The 2nd, the sealing ring arranging between inner bag and electric heater is common sealing ring, such sealing ring is difficult to guarantee good sealing between inner bag and electric heater, therefore increase the probability leaking, brought great trouble to the use of solar water heater; In addition, in this water tank, the heating tube of electric heater is vertical bar shape, and such heater is because the contact area of water in heating tube and water tank is less, so the efficiency of heating surface is low, is difficult to meet people's instructions for use.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed the water tank of the pressure-bearing type solar water heater that a kind of efficiency of heating surface is high, leak resistance is good.
The purpose of this utility model can realize by following technical proposal: a kind of water tank of pressure-bearing type solar water heater, comprise and be shell cylindraceous, in described shell, be provided with inner bag, between inner bag and shell, be also provided with heat-insulation layer, it is characterized in that, on the inner bag near shell one end, be also provided with an electric heater, described electric heater comprises the installation portion being sealedly connected on inner bag and is fixed on the electrothermal tube on installation portion, described electrothermal tube is strip-spiral, on described shell, be positioned at electric heater outer end and also offer a via hole that electric heater can be taken out from water tank, on described via hole, plug is installed.
Electric heater in this water tank is arranged on one end of water tank, rather than is arranged on water tank bottom, and this setting position is less compared with water tank bottom hydraulic pressure, therefore greatly reduces the risk of radiator leak.Meanwhile, the electrothermal tube of this electric heater is strip-spiral, compares the electrothermal tube of traditional vertical bar shape and compares, and has greatly increased the contact area of water in electrothermal tube and water tank, has therefore also greatly promoted the efficiency of heating surface.The relative miscellaneous part of electric heater belongs to comparatively the parts that easily destroy, and therefore when electric heater damages, need to change from taking out in water tank.Via hole has facilitated electric heater to take out in water tank, and plug has protected electric heater not to be subject to outside cause to affect its service life.
In the water tank of above-mentioned pressure-bearing type solar water heater, the cross section of the installation portion of described electric heater is rounded, on the inner bag near shell one end, offer the installing hole of a circle, described installation portion is located in described installing hole, and is also provided with sealing shroud between the surface of installation portion and the hole wall of installing hole.
In the water tank of above-mentioned pressure-bearing type solar water heater, described sealing shroud is a ring-shaped sealing sleeve, the internal perisporium sealing of described sealing shroud is resisted against on the surface of installation portion, on the periphery wall of described sealing shroud, along the circumferential direction offer an annular groove, the port wall sealed card of described installing hole is connected in described annular groove.On sealing shroud, offer annular groove, coordinate with the aperture clamping of installing hole, increased the contact area between sealing shroud and inner bag, make better tightness, further promote the preventing water leakage performance of water tank.
In the water tank of above-mentioned pressure-bearing type solar water heater, described plug is threaded on via hole.Plug comparatively easily takes off like this, electric heater is taken out and change conveniently.
In the water tank of above-mentioned pressure-bearing type solar water heater, on described inner bag inwall, be provided with the temperature sensor that can respond to water temperature in inner bag, the PLC controller that described temperature sensor all can receive temperature sensor signal with described electric heater and control electric heater work is connected.PLC controller is provided with the operating temperature of controlling electric heater work.When temperature sensor senses is to the temperature of water in inner bag during lower than 35 ℃, the work of PLC controller automatic controlled electric heater.
In the water tank of above-mentioned pressure-bearing type solar water heater, described heat-insulation layer is foamed material layer.The fine or not direct relation of heat-insulation layer insulation material heat insulation effect, in cold season, is even more important.Expanded material has good heat insulation effect.
In the water tank of above-mentioned pressure-bearing type solar water heater, the thickness of described heat-insulation layer is 35mm～65mm.Be preferably 50mm.
In the water tank of above-mentioned pressure-bearing type solar water heater, the material of described inner bag is stainless steel or enamel.Inner bag is the pith of stored hot water, and stainless steel or enamel have higher intensity and corrosion resistance.
In the water tank of above-mentioned pressure-bearing type solar water heater, the material of described shell is color steel or corrosion resistant plate.
Compared with prior art, the water tank of this pressure-bearing type solar water heater has the following advantages:
1, the electric heater in this water tank is arranged on one end of water tank, and this setting position is less compared with water tank bottom hydraulic pressure, therefore greatly reduces the risk of radiator leak, and water tank has advantages of good airproof performance.
2, in this water tank, the electrothermal tube of electric heater is strip-spiral, and in the electrothermal tube of strip-spiral and water tank, the contact area of water is larger, also greatly promoted the efficiency of heating surface, so this water tank has advantages of that electrical heating efficiency is high, practical.
3, in this water tank, electric heater taking-up replacing is very convenient, so water tank has the advantages such as easy to maintenance, use cost is low.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the water tank of this pressure-bearing type solar water heater.
Fig. 2 is the enlarged drawing at A place in Fig. 1.
In figure, 1, shell; 2, inner bag; 3, heat-insulation layer; 4, electric heater; 4a, electrothermal tube; 4b, installation portion; 5, via hole; 6, plug; 7, installing hole; 8, sealing shroud; 8a, annular groove; 9, temperature sensor; 10, PLC controller.
The specific embodiment
Be below specific embodiment of the utility model 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 embodiment.
As depicted in figs. 1 and 2, the water tank of this pressure-bearing type solar water heater comprises and is shell 1 cylindraceous, is provided with inner bag 2 in shell 1, between inner bag 2 and shell 1, is also provided with heat-insulation layer 3, wherein the material of inner bag 2 is stainless steel or enamel, and the material of shell 1 is color steel or corrosion resistant plate.Heat-insulation layer 3 is foamed material layer, and the thickness of this heat-insulation layer 3 is 50mm, can certainly increase according to actual needs or reduce the thickness of heat-insulation layer 3, and general heat-insulation layer 3 thickness are 35mm～65mm.
For water heater also can be used insufficient time in winter and sunlight, this water tank also has electric auxiliary heating function, on the inner bag 2 near shell 1 one end, is also provided with an electric heater 4.This electric heater 4 comprises the installation portion 4b being sealedly connected on inner bag 2 and is fixed on the electrothermal tube 4a on installation portion 4b, particularly, the cross section of the installation portion 4b of electric heater 4 is rounded, on the inner bag 2 near shell 1 one end, offer the installing hole 7 of a circle, installation portion 4b is located in installing hole 7 and is also provided with sealing shroud 8 between the surface of installation portion 4b and the hole wall of installing hole 7.Sealing cover 8 is a ring-shaped sealing sleeve 8, and it is upper that the internal perisporium sealing of sealing shroud 8 is resisted against electric heater 4 surfaces, along the circumferential direction offers an annular groove 8a on the periphery wall of sealing shroud 8, and the port wall sealed card of installing hole 7 is connected in annular groove 8a.On sealing shroud 8, offer annular groove 8a, coordinate with the aperture clamping of installing hole 7, increased the contact area between sealing shroud 8 and inner bag 2, make better tightness.In addition, be provided with the temperature sensor 9 that can respond to inner bag 2 interior water temperatures on inner bag 2 inwalls, the PLC controller 10 that described temperature sensor 9 all can receive temperature sensor 9 signals with electric heater 4 and control electric heater 4 work is connected.PLC controller 10 is provided with the operating temperature of controlling electric heater 4 work.The temperature that senses inner bag 2 interior water when temperature sensor 8 is during lower than 35 ℃, 10 automatic controlled electric heaters 9 work of PLC controller.
In order to increase the contact area of water in the electrothermal tube 4a of electric heater 4 and case, thereby the lifting efficiency of heating surface, the electrothermal tube 4a tool one of this electric heater 4 is strip-spiral, in addition, consider the problem of electric heater 4 repair and replacement, on shell 1, be positioned at electric heater 9 outer ends and also offer a via hole 5 that electric heater 9 can be taken out from water tank, plug 6 has been threaded on via hole 5.
The electric heater 4 of the water tank of this pressure-bearing type solar water heater is arranged on one end of water tank, and this setting position is less compared with water tank bottom hydraulic pressure, therefore greatly reduces the risk of radiator leak, and water tank has good sealing.Meanwhile, the electrothermal tube 4a of this electric heater 4 is strip-spiral, and the electrothermal tube 4a that compares traditional vertical bar shape compares, and has greatly increased the contact area of water in electrothermal tube 4a and water tank, has therefore also greatly promoted the efficiency of heating surface.
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 modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as shell 1, inner bag 2, heat-insulation layer 3, electric heater 4, electrothermal tube 4a, via hole 5, plug 6, installing hole 7, sealing shroud 8, annular groove 8a, temperature sensor 9, PLC controller 10 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (9)
1. the water tank of a pressure-bearing type solar water heater, comprise and be shell cylindraceous (1), in described shell (1), be provided with inner bag (2), between inner bag (2) and shell (1), be also provided with heat-insulation layer (3), it is characterized in that, on the inner bag (2) near shell (1) one end, be also provided with an electric heater (4), described electric heater (4) comprises the installation portion (4b) being sealedly connected on inner bag (2) and is fixed on the electrothermal tube (4a) on installation portion, described electrothermal tube (4a) is strip-spiral, on described shell (1), be positioned at electric heater (4) outer end and also offer a via hole (5) that electric heater (4) can be taken out from water tank, plug (6) is installed on described via hole (5).
2. the water tank of pressure-bearing type solar water heater according to claim 1, it is characterized in that, the cross section of the installation portion (4b) of described electric heater (4) is rounded, on the inner bag (2) near shell (1) one end, offer the installing hole (7) of a circle, described installation portion (4b) is located in described installing hole (7), and is also provided with sealing shroud (8) between the surface of installation portion (4b) and the hole wall of installing hole (7).
3. the water tank of pressure-bearing type solar water heater according to claim 2, it is characterized in that, described sealing shroud (8) is a ring-shaped sealing sleeve (8), the internal perisporium sealing of described sealing shroud (8) is resisted against on the surface of installation portion (4b), on the periphery wall of described sealing shroud (8), along the circumferential direction offer an annular groove (8a), the port wall sealed card of described installing hole (7) is connected in described annular groove (8a).
4. according to the water tank of the pressure-bearing type solar water heater described in claim 1 or 2 or 3, it is characterized in that, described plug (6) is threaded on via hole (5).
5. according to the water tank of the pressure-bearing type solar water heater described in claim 1 or 2 or 3, it is characterized in that, on described inner bag (2) inwall, be provided with the temperature sensor (9) that can respond to the interior water temperature of inner bag (2), the PLC controller (10) that described temperature sensor (9) all can receive temperature sensor (9) signal with described electric heater (4) and control electric heater (4) work is connected.
6. the water tank of pressure-bearing type solar water heater according to claim 1, is characterized in that, described heat-insulation layer (3) is foamed material layer.
7. the water tank of pressure-bearing type solar water heater according to claim 6, is characterized in that, the thickness of described heat-insulation layer (3) is 35mm～65mm.
8. the water tank of pressure-bearing type solar water heater according to claim 1, is characterized in that, the material of described inner bag (2) is stainless steel or enamel.
9. the water tank of pressure-bearing type solar water heater according to claim 1, is characterized in that, the material of described shell (1) is color steel or corrosion resistant plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519875.3U CN203432122U (en) | 2013-08-25 | 2013-08-25 | Water tank of pressure-bearing type solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519875.3U CN203432122U (en) | 2013-08-25 | 2013-08-25 | Water tank of pressure-bearing type solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203432122U true CN203432122U (en) | 2014-02-12 |
Family
ID=50061156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320519875.3U Expired - Fee Related CN203432122U (en) | 2013-08-25 | 2013-08-25 | Water tank of pressure-bearing type solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203432122U (en) |
-
2013
- 2013-08-25 CN CN201320519875.3U patent/CN203432122U/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 |
Granted publication date: 20140212 Termination date: 20140825 |
|
| EXPY | Termination of patent right or utility model |