CN210985979U - Solar cell panel with thermoelectric auxiliary power generation structure - Google Patents
Solar cell panel with thermoelectric auxiliary power generation structure Download PDFInfo
- Publication number
- CN210985979U CN210985979U CN202020009398.6U CN202020009398U CN210985979U CN 210985979 U CN210985979 U CN 210985979U CN 202020009398 U CN202020009398 U CN 202020009398U CN 210985979 U CN210985979 U CN 210985979U
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- China
- Prior art keywords
- thermoelectric
- power generation
- heat dissipation
- generation structure
- plate
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- 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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- 238000010248 power generation Methods 0.000 title claims abstract description 24
- 230000017525 heat dissipation Effects 0.000 claims abstract description 27
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 3
- 239000005341 toughened glass Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 150000004996 alkyl benzenes Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009365 direct transmission Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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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
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a solar cell panel with thermoelectric auxiliary power generation structure, which comprises a frame, wherein a cell, a back plate and a heat dissipation plate are sequentially arranged in the frame, and a thermoelectric power generation sheet is clamped between the back plate and the heat dissipation plate; the utility model adds a thermoelectric conversion part on the basis of the traditional solar cell, thereby improving the power generation efficiency of the cell panel and reducing the size of the cell panel under the same power; the adaptability of the battery panel is improved, and even in an unattended environment, the power supply system cannot be completely failed due to the covering of dust.
Description
Technical Field
The utility model belongs to the technical field of solar power system, concretely relates to solar cell panel with thermoelectric auxiliary power generation structure.
Background
The prior art uses the panel that single crystal, polycrystal or amorphous silicon piece are constituteed more, and the highest conversion efficiency of single crystal piece is also only about 20%, and amorphous silicon battery piece efficiency is lower, and consequently the panel size of traditional solar power panel is all great, is unfavorable for the miniaturization and the lightweight of product, and if supply power for field unmanned on duty equipment, owing to lack of the maintenance, behind the dust cover panel, can lead to the generating efficiency to reduce by a wide margin, serious or even influence equipment normal operating.
Disclosure of Invention
To the not enough that exists among the prior art, the utility model provides a solar cell panel with thermoelectric auxiliary power generation structure.
The technical scheme of the utility model is that: solar cell panel with thermoelectric auxiliary power generation structure, including the frame, the inside of frame has set gradually battery piece, backplate and heating panel, the backplate with it is equipped with thermoelectric generation piece to press from both sides between the heating panel.
A vacuum cavity is arranged between the back plate and the heat dissipation plate.
The heat dissipation plate is provided with an air suction hole communicated with the vacuum cavity, and the air suction hole is provided with a one-way valve communicated from the vacuum cavity to the outside in a one-way mode.
And a grating is arranged on one side of the back plate, which is far away from the heat dissipation plate, and the grating and the back plate are of an integrated structure.
The grating divides a plurality of grooves on the side surface of the back plate, and the adjacent grooves are communicated.
And heat conduction oil is filled in the groove.
And a light-transmitting plate is arranged on one side of the battery piece, which is away from the heat dissipation plate.
And a spacer is arranged between the light-transmitting plate and the battery piece.
The light-transmitting plate is made of ultra-white cloth grain toughened glass.
And fins are arranged on one side of the heat dissipation plate, which is deviated from the battery piece.
The utility model has the advantages that:
(1) the utility model adds a thermoelectric conversion part on the basis of the traditional solar cell, thereby improving the power generation efficiency of the cell panel and reducing the size of the cell panel under the same power;
(2) the adaptability of the battery panel is improved, and even in an unattended environment, the complete failure of a power supply system due to the covering of dust is avoided;
(3) in some low-power application occasions, the use of a storage battery can be reduced or even avoided by means of slow release of heat in the battery panel, and the effect of continuous power output is realized after sunlight disappears.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Detailed Description
The utility model discloses a solar cell panel with thermoelectric auxiliary power generation structure, aiming at the defects of the traditional solar cell piece in the aspects of size, efficiency and the like, the utility model adds a thermoelectric conversion part on the basis of the traditional solar cell piece, thereby improving the power generation efficiency of the cell panel and reducing the size of the cell panel under the same power; meanwhile, the adaptability of the battery panel is improved, and the complete failure of a power supply system due to the covering of dust can be avoided even in an unattended environment; the following describes the embodiments of the present invention with reference to the drawings and examples.
As shown in fig. 1 and 2, the solar cell panel with the thermoelectric auxiliary power generation structure comprises a frame 1, wherein a cell 4, a back plate 3 and a heat dissipation plate 2 are sequentially arranged in the frame 1, and a thermoelectric power generation sheet 7 is clamped between the back plate 3 and the heat dissipation plate 2; specifically, the front end of the frame 1 is provided with a front edge 101, the rear end is provided with a rear edge 102, solar photovoltaic module sealant is filled between the front edge 101 and the rear edge 102, the battery plate 4, the back plate 3 and the heat dissipation plate 2 are fixed inside the frame 1, through holes are correspondingly formed in the periphery of the thermoelectric generation plate 7, the back plate 3 and the heat dissipation plate 2, bolts are installed inside the through holes, the back plate 3, the thermoelectric generation plate 7 and the heat dissipation plate 2 are fixed through nuts, the hot end of the thermoelectric generation plate 7 is in contact with the back plate, and the cold end of the thermoelectric generation plate 7 is in contact with the heat dissipation plate 2; in the utility model, the hotspot conversion part formed by the thermoelectric generation sheet 7 and the heat dissipation plate 2 is matched with the battery piece 4, the solar energy is utilized to generate electricity through the battery piece 4, and simultaneously, the heat energy generated by the solar energy acting on the battery piece 4 can be utilized to generate electricity, so that the generating efficiency of the battery plate is improved, and in the environment that the battery piece 4 is covered by dust, the thermoelectric generation sheet 7 can also generate electricity, so that the adaptability is stronger; in order to improve the heat conduction effect between the back plate 3 and the thermoelectric generation sheet 7 and between the thermoelectric generation sheet 7 and the heat dissipation plate 2, heat conduction glue is coated between the back plate 3 and the thermoelectric generation sheet 7 and between the thermoelectric generation sheet 7 and the heat dissipation plate 2.
In order to reduce the heat loss, in the above embodiment, a vacuum cavity is formed between the back plate 3 and the heat dissipation plate 2, and since the vacuum cannot conduct heat, the heat loss caused by the direct transmission of the heat of the battery piece 4 from the air to the heat dissipation plate 2 can be avoided, and the utilization rate of the heat is improved; in addition, for the convenience of production, the heat dissipation plate 2 is provided with an air exhaust hole 201 communicated with the vacuum cavity, the air exhaust hole 201 is provided with a one-way valve communicated from the vacuum cavity to the outside in a one-way manner, and the one-way valve is connected with a vacuum pumping device, so that air in the vacuum cavity can be conveniently exhausted.
In order to improve backplate 3's intensity, avoid receiving the atmospheric pressure effect and take place deformation, cause the damage, one side that deviates from mutually with heating panel 2 on backplate 3 is provided with grid 301, grid 301 and backplate 3 are injection moulding's an organic whole structure, specific grid 301 and backplate 3 are PET material injection moulding's an organic whole structure, consolidate backplate 3 through grid 301, avoid taking place deformation under the effect of atmospheric pressure to the in-process of vacuum cavity evacuation, backplate 3.
One side that battery piece 4 deviates from heating panel 2 is provided with light-passing board 6, light-passing board 6 is to battery piece 4 isolation protection, be provided with spacer 5 between light-passing board 6 and the battery piece 4, spacer 5 is network structure, spacer 5 plays the supporting role between battery piece 4 and light-passing board 6, furthermore, light-passing board 6 optional use but not limited to super white cloth line toughened glass, outwards run off from light-passing board 6 in order to reduce the heat, be the vacuum between light-passing board 6 and battery piece 4, make battery piece 4 and external formation heat keep apart.
In order to promote the radiating efficiency of temperature heating panel 2, the one side that deviates from mutually with the battery piece on temperature heating panel 2 sets up fin 202, through fin 202 increase heating panel 2's heat transfer area, promotes the radiating efficiency, and specific fin 202 is a plurality of plate body structures of even setting in heating panel 2 one side.
As a specific implementation manner, the light-transmitting plate 6, the spacer 5, the battery piece 4, the back plate 3 and the heat dissipation plate 2 are sequentially arranged and placed between the front edge 101 and the rear edge 102 inside the frame 1, and the space between the front edge 101 and the rear edge 102 is filled with the solar photovoltaic module sealant for sealing and fixing.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The solar cell panel with the thermoelectric auxiliary power generation structure is characterized by comprising a frame, wherein a cell, a back plate and a heat dissipation plate are sequentially arranged in the frame, and a thermoelectric power generation sheet is clamped between the back plate and the heat dissipation plate.
2. The solar panel having a thermoelectric assisted power generation structure of claim 1, wherein: a vacuum cavity is arranged between the back plate and the heat dissipation plate.
3. The solar panel having a thermoelectric assisted power generation structure of claim 2, wherein: the heat dissipation plate is provided with an air suction hole communicated with the vacuum cavity, and the air suction hole is provided with a one-way valve communicated from the vacuum cavity to the outside in a one-way mode.
4. The solar panel having a thermoelectric assisted power generation structure of claim 1, wherein: and a grating is arranged on one side of the back plate, which is far away from the heat dissipation plate, and the grating and the back plate are of an integrated structure.
5. The solar panel having a thermoelectric assisted power generation structure of claim 4, wherein: the grating divides a plurality of grooves on the side surface of the back plate, and the adjacent grooves are communicated.
6. The solar panel having a thermoelectric assisted power generation structure of claim 5, wherein: and heat conduction oil is filled in the groove.
7. The solar panel having a thermoelectric assisted power generation structure of claim 1, wherein: and a light-transmitting plate is arranged on one side of the battery piece, which is away from the heat dissipation plate.
8. The solar panel having a thermoelectric assisted power generation structure of claim 7, wherein: and a spacer is arranged between the light-transmitting plate and the battery piece.
9. Solar panel with thermoelectric assisted power generation structure according to any of claims 7 or 8, characterized in that: the light-transmitting plate is made of ultra-white cloth grain toughened glass.
10. The solar panel having a thermoelectric assisted power generation structure according to any one of claims 1 to 8, characterized in that: and fins are arranged on one side of the heat dissipation plate, which is deviated from the battery piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009398.6U CN210985979U (en) | 2020-01-03 | 2020-01-03 | Solar cell panel with thermoelectric auxiliary power generation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009398.6U CN210985979U (en) | 2020-01-03 | 2020-01-03 | Solar cell panel with thermoelectric auxiliary power generation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210985979U true CN210985979U (en) | 2020-07-10 |
Family
ID=71460326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020009398.6U Expired - Fee Related CN210985979U (en) | 2020-01-03 | 2020-01-03 | Solar cell panel with thermoelectric auxiliary power generation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210985979U (en) |
-
2020
- 2020-01-03 CN CN202020009398.6U patent/CN210985979U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200710 |