CN212874511U - Novel solar laminated cell - Google Patents
Novel solar laminated cell Download PDFInfo
- Publication number
- CN212874511U CN212874511U CN202021360808.8U CN202021360808U CN212874511U CN 212874511 U CN212874511 U CN 212874511U CN 202021360808 U CN202021360808 U CN 202021360808U CN 212874511 U CN212874511 U CN 212874511U
- Authority
- CN
- China
- Prior art keywords
- cell
- battery piece
- laminated
- novel solar
- conductive
- 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
- 239000000853 adhesive Substances 0.000 claims abstract description 22
- 230000001070 adhesive effect Effects 0.000 claims abstract description 22
- 239000002390 adhesive tape Substances 0.000 claims abstract description 11
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 229920001187 thermosetting polymer Polymers 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000004026 adhesive bonding Methods 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000001788 irregular Effects 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- -1 silver-aluminum Chemical compound 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a novel solar laminated cell, which comprises a plurality of laminated assemblies, wherein each laminated assembly is formed by mutually laminating and lapping a plurality of cell pieces (1), and each cell piece (1) is provided with a positive electrode (2) and a negative electrode (4); the positive electrode (2) of the battery piece (1) is connected with the negative electrode (4) of the adjacent battery piece (1) in an adhesive mode through the double-sided conductive adhesive tape (3). The utility model discloses a battery piece is connected to two-sided conductive adhesive tape, and its shape is controllable, and is even with the battery piece contact, and has solved the electrically conductive uneven problem of conductive glue, can not take place the condition that the battery piece part opens circuit.
Description
Technical Field
The utility model relates to a photovoltaic product technical field, specific theory relates to a novel solar energy lamination battery.
Background
The technical scheme of connection between the battery piece of the current lamination assembly is as follows: and coating the silica gel-based conductive glue on the main grid lines of the cell pieces in a spraying manner, and overlapping.
However, the silica gel-based conductive adhesive is liquid thermosetting adhesive, the shape after being sprayed on the main grid is irregular elliptic cylinder shape, the shape after being laminated and pressurized is also irregular shape, and the uncontrollable shape not only can cause the contact area of the conductive adhesive between the sheets to be uneven, but also can cause the phenomenon of short circuit of the battery sheet due to adhesive overflow; meanwhile, nanometer conductive particles cannot be uniformly distributed in the conductive glue of the silica gel substrate, so that local open circuit of the cell is easily caused, and the power output and the service life of the component are influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a novel solar laminated cell.
A novel solar laminated cell comprises a plurality of laminated assemblies, wherein each laminated assembly is formed by laminating and overlapping a plurality of cell sheets, and each cell sheet is provided with a positive electrode and a negative electrode; the positive electrode 2 of the cell piece 1 is connected with the negative electrode 4 of the adjacent cell piece 1 in an adhesive way through a double-sided conductive adhesive tape 3.
By the utility model discloses an optimal scheme, two-sided conductive adhesive tape 3 includes conductive metal sheet 5 and the gluing agent of its two sides coating, and foil itself has electric conductivity, has further increased the electric conductivity nature between piece and the piece to promoted the subassembly power, regard foil as the carrier moreover, can avoid the contact area inequality that deformation that liquid conductive adhesive spraying, lamination process take place arouses, glue failure, overflow and glue the scheduling problem. The nano-scale conductive particles 6 are uniformly distributed in the adhesive, so that the problem of poor local conductivity between the sheets can be avoided.
By the utility model discloses a preferred scheme, the gluing agent is epoxy resin base thermosetting gluing agent, and its weatherability is superior to silica gel base material, can promote the subassembly quality as bonding material, increase of service life. And the epoxy resin-based thermosetting adhesive is adopted, so that the cohesiveness between the sheets can be improved, the problem of welding tension can be avoided in the manufacturing section of the battery sheet, the silver-aluminum paste of the front and back main grid lines is saved, and the effects of cost reduction and efficiency improvement are achieved.
The utility model has the advantages that:
the utility model discloses a battery piece is connected to two-sided conductive adhesive tape, and its shape is controllable, and is even with the battery piece contact, and has solved the electrically conductive uneven problem of conductive glue, can not take place the condition that the battery piece part opens circuit.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic diagram of cell and cell stack lap joint:
FIG. 2 is a schematic view of a double-sided conductive tape;
wherein: the battery comprises a battery piece 1, a positive electrode 2, a double-sided conductive adhesive tape 3, a negative electrode 4, a conductive metal sheet 5 and conductive particles 6.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The figures are simplified schematic diagrams illustrating the basic structure of the invention in a schematic way only, and therefore they show only the components relevant to the invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, the two components can be communicated with each other inside, the fixed connection can be welding, gluing and the like, and for those skilled in the art, the specific meaning of the terms in the present invention can be understood according to specific situations.
As shown in fig. 1 and 2, a novel solar laminated cell comprises a plurality of laminated assemblies, each laminated assembly is formed by laminating and overlapping a plurality of cell sheets, and each cell sheet is provided with a positive electrode and a negative electrode; the positive electrode 2 of the cell piece 1 is connected with the negative electrode 4 of the adjacent cell piece 1 in an adhesive way through a double-sided conductive adhesive tape 3. The double-sided conductive adhesive tape 3 comprises a conductive metal sheet 5 and adhesives coated on two sides of the conductive metal sheet, the metal sheet has conductivity, conductivity between the sheet and the sheet is further increased, and accordingly assembly power is improved. Inside evenly distributed of gluing agent has nanometer electrically conductive particle 6, compares in the irregular shape of liquid silica gel base conducting resin, and nanometer electrically conductive particle 6 can more evenly distributed in gluing agent 3, and then can avoid the not good problem of local electric conductivity between piece.
The adhesive is epoxy resin-based thermosetting adhesive, the weather resistance of the adhesive is superior to that of a silica gel-based material, and the adhesive can be used as an adhesive material to improve the quality of a component and prolong the service life. And the epoxy resin-based thermosetting adhesive is adopted, so that the cohesiveness between the sheets can be improved, the problem of welding tension can be avoided in the manufacturing section of the battery sheet, the silver-aluminum paste of the front and back main grid lines is saved, and the effects of cost reduction and efficiency improvement are achieved.
Based on the advantages of controllable shape and uniform contact with the battery piece, the double-sided conductive adhesive tape can also be used for connection of the battery piece and the battery piece when the battery string is repaired.
In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. A novel solar laminated cell comprises a plurality of laminated assemblies, wherein each laminated assembly is formed by mutually laminating and overlapping a plurality of cell sheets (1), and each cell sheet (1) is provided with a positive electrode (2) and a negative electrode (4); the method is characterized in that: the positive electrode (2) of the battery piece (1) is connected with the negative electrode (4) of the adjacent battery piece (1) in an adhesive mode through the double-sided conductive adhesive tape (3).
2. The novel solar laminated cell as claimed in claim 1, wherein: the double-sided conductive adhesive tape (3) comprises a conductive metal sheet (5) and adhesives coated on two sides of the conductive metal sheet, and nanoscale conductive particles (6) are uniformly distributed in the adhesives.
3. The novel solar laminated cell as claimed in claim 2, wherein: the adhesive is epoxy resin-based thermosetting adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021360808.8U CN212874511U (en) | 2020-07-13 | 2020-07-13 | Novel solar laminated cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021360808.8U CN212874511U (en) | 2020-07-13 | 2020-07-13 | Novel solar laminated cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212874511U true CN212874511U (en) | 2021-04-02 |
Family
ID=75214445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021360808.8U Expired - Fee Related CN212874511U (en) | 2020-07-13 | 2020-07-13 | Novel solar laminated cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212874511U (en) |
-
2020
- 2020-07-13 CN CN202021360808.8U patent/CN212874511U/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 |
Granted publication date: 20210402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |