CN208256692U - A kind of photovoltaic module of more main grid cell pieces - Google Patents
A kind of photovoltaic module of more main grid cell pieces Download PDFInfo
- Publication number
- CN208256692U CN208256692U CN201820685885.7U CN201820685885U CN208256692U CN 208256692 U CN208256692 U CN 208256692U CN 201820685885 U CN201820685885 U CN 201820685885U CN 208256692 U CN208256692 U CN 208256692U
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- cell piece
- backboard
- hot melt
- photovoltaic module
- welding wire
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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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Abstract
The utility model discloses a kind of photovoltaic modulies of more main grid cell pieces, it includes coated glass, upper layer transparent hot melt film, cell piece, bottom hot melt adhesive film, backboard and aluminium frame, the coated glass, upper layer transparent hot melt film, cell piece, bottom hot melt adhesive film and backboard are successively grouped together into photovoltaic module ontology from top to bottom, the aluminium frame covers on photovoltaic module outer body surface, convergent belt and welding wire are respectively equipped on the cell piece, the backboard is equipped with terminal box, the confluence band connection welding wire makes cell piece form a complete circuit loop, the convergent belt also extends through backboard and connect with terminal box, it is high that the utility model provides a kind of photoelectric conversion efficiency, the photovoltaic module of more main grid cell pieces at low cost and high reliablity.
Description
Technical field
The utility model relates to field of photovoltaic power generation more particularly to a kind of photovoltaic modulies of more main grid cell pieces.
Background technique
Photovoltaic power generation process is simple, no consumption, zero-emission, free from environmental pollution.In the energy crisis and environment got worse
It pollutes under background, photovoltaic power generation is as environmentally protective renewable energy more by the favor of national governments.For a long time, it restricts
Two major issues of theCourse of PV Industry are photoelectric conversion efficiency and production cost, according to the prior art, the photoelectricity of photovoltaic module
Transfer efficiency is low, at high cost, and reliability is low.
Utility model content
The technical problem to be solved by the utility model is to overcoming the defect of the above prior art, a kind of photoelectricity turn is provided
Change the photovoltaic module of more main grid cell pieces high-efficient, at low cost and high reliablity.
Technical solution adopted in the utility model is: a kind of photovoltaic module of more main grid cell pieces, it includes plated film glass
Glass, upper layer transparent hot melt film, cell piece, bottom hot melt adhesive film, backboard and aluminium frame, the coated glass, upper layer transparent heat
Melten gel film, cell piece, bottom hot melt adhesive film and backboard are successively grouped together into photovoltaic module ontology, the aluminium from top to bottom
Frame is covered is respectively equipped with convergent belt and welding wire on photovoltaic module outer body surface, the cell piece, on the backboard
Equipped with terminal box, the confluence band connection welding wire makes cell piece form a complete circuit loop, and the convergent belt is also
It is connect across backboard with terminal box.
After using the above structure, compared with the prior art, the utility model has the following advantages: coated glass, upper layer are transparent
Hot melt adhesive film, cell piece, bottom hot melt adhesive film and backboard are successively combined from top to bottom, at the same set on cell piece convergent belt and
Welding wire, sets terminal box on backboard, and convergent belt connect convergent belt simultaneously with welding wire and passes through backboard to be connect with terminal box, and light source passes through glass
Glass is irradiated into component internal, and light is reflected glass, has lost a part of illumination by former rectangular welding.And the utility model makes
Only fraction direct line is reflected with round welding, other light a portions are directly reflected into cell piece, or certain
Angle is reflected on glass and is reflected back on cell piece, improves the light-receiving area of cell piece, photoelectric conversion efficiency is high, cost
It is low, high reliablity.
Preferably, the cell piece is equipped with silica gel, the silica gel is equipped with main gate line, in the main gate line
Equipped with scolding tin, the welding wire is welded in main gate line by scolding tin, mostly main by scolding tin and cell piece front with round welding wire
Grid line welding, with main gate line Distance Shortened, electric current conducts Distance Shortened, reduces the influence of series resistance (Rs) to component power
(Rs) bigger, component maximum power is smaller).And main gate line silver paste dosage is reduced, and corresponding material cost is reduced.
Preferably, being additionally provided with thin grid line on the silica gel, the thin grid line is distributed along cell piece length direction, institute
The main gate line stated is distributed along cell piece width direction, and the welding wire is located at the intersection of thin grid line and main gate line, photovoltaic module
Power ascension, unit photoelectric conversion rate are promoted.
Detailed description of the invention
Fig. 1 is a kind of perspective view of the explosion of the photovoltaic module of more main grid cell pieces of the utility model.
Fig. 2 is a kind of schematic diagram of the photovoltaic module working principle of more main grid cell pieces of the utility model.
Fig. 3 is a kind of main view of the photovoltaic module cell piece of more main grid cell pieces of the utility model.
Fig. 4 is the enlarged diagram of A in Fig. 3.
Wherein, 1, coated glass, 2, upper layer transparent hot melt film, 3, cell piece, 4, welding wire, 5, convergent belt, 6, silica gel, 7,
Bottom hot melt adhesive film, 8, backboard, 9, terminal box, 10, aluminium frame, 11, main gate line, 12, scolding tin, 13, thin grid line.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown, the utility model provides a kind of photovoltaic module of more main grid cell pieces, it include coated glass 1, on
Layer transparent hot melt film 2, cell piece 3, bottom hot melt adhesive film 7, backboard 8 and aluminium frame 10, the coated glass 1, upper layer are transparent
Hot melt adhesive film 2, cell piece 3, bottom hot melt adhesive film 7 and backboard 8 are successively grouped together into photovoltaic module ontology, institute from top to bottom
10 sets of the aluminium frame stated are respectively equipped with convergent belt 5 and welding wire 4, institute on photovoltaic module outer body surface, the cell piece 3
The backboard 8 stated is equipped with terminal box 9, and the convergent belt 5, which connects welding wire 4, makes cell piece 3 form a complete circuit loop,
The convergent belt 5 also extends through backboard 8 and connect with terminal box 9, the utility model has the advantages that coated glass 1, upper layer transparent heat
Melten gel film 2, cell piece 3, bottom hot melt adhesive film 7 and backboard 8 are successively combined from top to bottom, while confluence is set on cell piece 3
Band 5 and welding wire 4, set terminal box 9 on backboard 8, and convergent belt 5 connect that convergent belt 5 simultaneously passes through backboard 8 and terminal box 9 connects with welding wire 4
It connects, light source is irradiated into component internal by glass, and light is reflected glass, has lost a part of illumination by former rectangular welding.
And the utility model is only reflected fraction direct line using round welding wire 4, other light a portions are directly reflected into
Cell piece 3 or certain angle are reflected on glass and are reflected back on cell piece 3, improve the light-receiving area of cell piece 3, light
Photoelectric transformation efficiency is high, at low cost, high reliablity.
The cell piece 3 is equipped with silica gel 6, and the silica gel 6 is equipped with main gate line 11, sets in the main gate line 11
There is scolding tin 12, the welding wire 4 is welded in main gate line 11 by scolding tin 12, passes through scolding tin 12 and cell piece 3 with round welding wire 4
The more main gate lines 11 in front are welded, and with 11 Distance Shortened of main gate line, electric current conducts Distance Shortened, reduce series resistance (Rs) to component
The influence (Rs) of power is bigger, and component maximum power is smaller).And 11 silver paste dosage of main gate line is reduced, corresponding material cost
It reduces.
Thin grid line 13 is additionally provided on the silica gel 6, the thin grid line 13 is distributed along 3 length direction of cell piece, described
Main gate line 11 be distributed along 3 width direction of cell piece, the welding wire 4 is located at the intersection of thin grid line 13 with main gate line 11, light
It lies prostrate component power to be promoted, unit photoelectric conversion rate is promoted.
Specifically, the principles of the present invention are coated glass 1, upper layer transparent hot melt film 2, cell piece 3, bottom hot melt
Glue film 7 and backboard 8 are successively combined from top to bottom, while convergent belt 5 and welding wire 4 are set on cell piece 3, are set and are connect on backboard 8
Wire box 9, convergent belt 5 connect with welding wire 4 simultaneously convergent belt 5 pass through backboard 8 connect with terminal box 9, light source by glass irradiate into
Enter component internal, light is reflected glass, has lost a part of illumination by former rectangular welding.And the utility model uses round weldering
Silk 4 reflects fraction direct line, other light a portions are directly reflected into cell piece 3 or certain angle is anti-
It being mapped on glass and is reflected back on cell piece 3, improve the light-receiving area of cell piece 3, photoelectric conversion efficiency is high, and it is at low cost, it can
By property height, the photovoltaic module making step of efficient low nominal operating temperature: one, several cell pieces 3 be welded, coated glass
1 is placed on lamination rack, and two, upper layer transparent hot melt film 2 is laid on coated glass 1, it is several being welded with welding wire 4
Cell piece 3 is laid on upper layer transparent hot melt film 3, and three, using convergent belt 5 connected the welding wire 4 at head and the tail both ends, make institute
There is cell piece 3 to form a complete circuit loop；Bottom hot melt adhesive film 7 is laid again, then covers backboard 8, by convergent belt 5 from back
It is pierced by the aperture of plate 8, four, the semi-finished product being laminated are put into laminating machine are laminated, completes encapsulation, five, lamination completes
Afterwards, connect busbar 5 and terminal box 9, six, with silica gel 6 terminal box 9 is fixed on backboard 8, seven, with silica gel 6 in component
Surrounding loads onto aluminium frame 10, and total effect is that the consumption of silver paste reduces by 50%, and shading-area reduces 6%, and encapsulation loss reduces
50%, circle welding wire 4 is tried out, 3 light-receiving area of cell piece increases, and photovoltaic module power is promoted, and unit photoelectric conversion rate is promoted.
The utility model preferred embodiment is described above, but is not to be construed as limiting the scope of the invention.
The utility model is not only limited to above embodiments, and specific structure is allowed to vary, all in the utility model demand for independence
Made various change is within the protection scope of the present utility model in protection scope.
Claims (3)
1. a kind of photovoltaic module of more main grid cell pieces, it is characterised in that: it includes coated glass (1), upper layer transparent hot melt
Film (2), cell piece (3), bottom hot melt adhesive film (7), backboard (8) and aluminium frame (10), the coated glass (1), upper layer are transparent
Hot melt adhesive film (2), cell piece (3), bottom hot melt adhesive film (7) and backboard (8) are successively grouped together into photovoltaic group from top to bottom
Part ontology, the aluminium frame (10) cover on photovoltaic module outer body surface, and the cell piece is respectively equipped with confluence on (3)
Band (5) and welding wire (4), the backboard (8) are equipped with terminal box (9), and the convergent belt (5) connection welding wire (4) makes battery
Piece (3) forms a complete circuit loop, and the convergent belt (5) also extends through backboard (8) and connect with terminal box (9).
2. a kind of photovoltaic module of more main grid cell pieces according to claim 1, it is characterised in that: the cell piece
(3) silica gel (6) are equipped with, the silica gel (6) is equipped with main gate line (11), and the main gate line (11) is equipped with scolding tin
(12), the welding wire (4) is welded on main gate line (11) by scolding tin (12).
3. a kind of photovoltaic module of more main grid cell pieces according to claim 2, it is characterised in that: the silica gel (6)
On be additionally provided with thin grid line (13), the thin grid line (13) along cell piece (3) length direction be distributed, the main gate line (11) edge
The distribution of cell piece (3) width direction, the welding wire (4) are located at the intersection of thin grid line (13) and main gate line (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685885.7U CN208256692U (en) | 2018-05-09 | 2018-05-09 | A kind of photovoltaic module of more main grid cell pieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685885.7U CN208256692U (en) | 2018-05-09 | 2018-05-09 | A kind of photovoltaic module of more main grid cell pieces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208256692U true CN208256692U (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820685885.7U Active CN208256692U (en) | 2018-05-09 | 2018-05-09 | A kind of photovoltaic module of more main grid cell pieces |
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| CN (1) | CN208256692U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114335254A (en) * | 2022-01-29 | 2022-04-12 | 浙江福斯特新材料研究院有限公司 | Photovoltaic module, online packaging method thereof and electronic component |
| CN115015607A (en) * | 2022-06-02 | 2022-09-06 | 英利能源发展有限公司 | Manufacturing method of split junction box test sample and test method of photovoltaic module |
-
2018
- 2018-05-09 CN CN201820685885.7U patent/CN208256692U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114335254A (en) * | 2022-01-29 | 2022-04-12 | 浙江福斯特新材料研究院有限公司 | Photovoltaic module, online packaging method thereof and electronic component |
| CN115015607A (en) * | 2022-06-02 | 2022-09-06 | 英利能源发展有限公司 | Manufacturing method of split junction box test sample and test method of photovoltaic module |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200120 Address after: 322009 No.126, Sufu Road, Suxi Town, Yiwu City, Zhejiang Province (independent declaration) Patentee after: Dongfang Risheng (Yiwu) new energy Co., Ltd Address before: 315600 Zhejiang city of Ningbo province Ninghai County Merlin streets Tashan Industrial Park Patentee before: Risen Energy Co., Ltd. |