CN207977322U - For the package assembling of right-angled trapezium cell piece - Google Patents
For the package assembling of right-angled trapezium cell piece Download PDFInfo
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- CN207977322U CN207977322U CN201820217152.0U CN201820217152U CN207977322U CN 207977322 U CN207977322 U CN 207977322U CN 201820217152 U CN201820217152 U CN 201820217152U CN 207977322 U CN207977322 U CN 207977322U
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- Prior art keywords
- cell piece
- interconnecting strip
- package assembling
- battery strings
- cell
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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 is related to photovoltaic cell encapsulation technologies, it is desirable to provide a kind of package assembling for right-angled trapezium cell piece.Including by preceding glued membrane and the back-adhesive film front glass and backboard Nian Jie with cell piece module, cell piece module is made of the cell piece of interconnecting strip, busbar and uniform specification, and each cell piece is in a rectangular trapezoid and keeps gap between each other respectively；Each two cell piece form rectangular cell piece group so that its oblique waist is opposite, and with its, straight waist is adjacent arranges successively for multiple cell piece groups, and becomes the battery strings of strip by interconnecting strip concatenation；Side-by-side parallel is arranged between adjacent battery strings, and the interconnecting strip of each battery strings is connected to terminal box by busbar.The utility model can improve component output power, and reduce component cost under the premise of reducing encapsulating material cost input.Compared with the cell piece for using regular hexagon merely, electrical property can improve 9.76%.Due to improving the overall conversion efficiency of solar cell module, the market competitiveness is had more.
Description
Technical field
The utility model is related to photovoltaic cell encapsulation technologies, more particularly, to a kind of encapsulation for right-angled trapezium cell piece
Component.
Background technology
As the competition in photovoltaic module market is more and more fierce, the lean production of each link of photovoltaic seems more important.Silicon
The cost of piece accounts for 30% or so of all costs of material, and silicon rod (cylindric) cuts into mainstream silicon chip (approximating square) at present
When, it will produce more waste material.Since corner cannot be made full use of during incising circular crystal bar, the face of monolithic battery piece is caused
Product is too small, power is relatively low, and the component power of same cell piece quantity is relatively low therewith.To reduce the waste material of silicon rod, by silicon chip by close
Square is changed to hexagon, can promote single silicon chip area 16.1% or so.If pressing conventional batteries piece type-setting mode and traditional group
Part size uses hexagon cell piece, then cell piece dosage is few, and it is more to generate idle work region.So ensureing existing component
Under the premise of size constancy, to adapt to the hexagon silicon wafer raw material and combining cell piece microtomy, need to existing component
The cell piece typesetting of packaged type re-starts design, to ensure the optimization of component cost.
Utility model content
The technical problems to be solved in the utility model is to overcome deficiency in the prior art, is provided a kind of for right angle ladder
The package assembling of shape cell piece.
To solve technical problem, the utility model solution is：
A kind of package assembling for right-angled trapezium cell piece is provided, including the battery being installed between front glass and backboard
Piece module, cell piece module are Nian Jie with front glass and backboard by preceding glued membrane and back-adhesive film respectively；The cell piece module is by mutual
The cell piece of bracing, busbar and uniform specification forms, and each cell piece is in a rectangular trapezoid and keeps gap between each other；Each two
Cell piece forms rectangular cell piece group so that its oblique waist is opposite, and with its, straight waist is adjacent arranges successively for multiple cell piece groups,
And by interconnecting strip concatenation as the battery strings of strip；Side-by-side parallel is arranged between adjacent battery strings, the interconnecting strip of each battery strings
Terminal box is connected to by busbar；
The cell piece of the right-angled trapezium is cut by regular hexagon cell piece and is made：First by regular hexagon cell piece along its phase
Endpoint line is cut, isosceles trapezoid cell piece is made；Then along the symmetrical centre wire cutting of isosceles trapezoid cell piece, two are made
A right-angled trapezium cell piece；Main grid, secondary grid and boundary grid line are respectively provided on each right-angled trapezium cell piece.
As an improvement the interconnecting strip is in zigzag, including the long side of both sides and intermediate bending part, the same electricity
The interconnecting strip being mutually parallel by least two between adjacent cell piece in the string of pond realizes connection, the length of interconnecting strip and battery strings
It is consistent to spend direction；Specifically connection type is：Gap, first cell piece are kept between the adjacent straight waist of two cell pieces or oblique waist
Light-receiving surface and interconnecting strip a long edge lap, another long edge lap of the shady face and interconnecting strip of second cell piece.
As an improvement real by three interconnecting strips being mutually parallel between cell piece adjacent in the same battery strings
Now connect.
As an improvement the front glass is the pattern glass for being coated with antireflective film.
As an improvement the width of the interconnecting strip is 1.2mm, thickness 0.25mm.
As an improvement the upper bottom length of the right-angled trapezium cell piece is 52.5mm, bottom length is 105mm, high
For 90.585mm.
As an improvement the size of the front glass is：Long 1530mm, wide 986mm, thickness 3.2mm.
As an improvement the outer rim of aluminum alloy material is arranged in the outer edge of front glass and backboard.
Compared with prior art, the utility model has the beneficial effects that：
The utility model can improve component output power, and reduce component under the premise of reducing encapsulating material cost input
Cost.In the case where component package material cost increases minimum, compared with using the mainstream silicon chip of approximating square, reduce
0.72% component cost；Compared with the cell piece for using regular hexagon merely, electrical property can improve 9.76%.Due to improving
The overall conversion efficiency of solar cell module, the utility model have more the market competitiveness.
Description of the drawings
Fig. 1 is the schematic diagram of the regular hexagon cell piece before slice；
Fig. 2 is the schematic diagram of the isosceles trapezoid cell piece before continuing slice (break area is not shown)；
Fig. 3 is the right-angled trapezium cell piece of the utility model；
Fig. 4 is the schematic diagram of the typesetting of right-angled trapezium cell piece component；
Fig. 5 is each layer structural relation schematic diagram of cell piece component.
Fig. 6 is connection relationship diagram inside cell piece group.
Fig. 7 is the schematic diagram that adjacent cell piece is connected by interconnecting strip.
Reference sign：1 regular hexagon cell piece；2 isosceles trapezoid cell pieces；3 right-angled trapezium cell pieces；4 slice areas
Domain；5 front glasses；Glued membrane before 6；7 back-adhesive films；8 backboards；9 interconnecting strips；10 busbars；11 terminal boxes；12 main grids.
Specific implementation mode
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be understood by the person skilled in the art with feature, it is apparent bright to be made to the scope of protection of the utility model
True defines.
The package assembling for right-angled trapezium cell piece in the utility model include be installed in front glass 4 and backboard 8 it
Between cell piece module, the outer edge of front glass 4 and backboard 8 be arranged aluminum alloy material outer rim.Front glass 4 is to be coated with to subtract
The pattern glass of anti-film, be set to cell piece light-receiving surface side, prevent the electric conductors such as cell piece, interconnecting strip 9 and busbar 10 by
The destruction of moisture attacks or other natural calamities；Backboard 8 is the backboard using low permeability rate.Cell piece module passes through preceding glue respectively
Film 6 and back-adhesive film 7 are Nian Jie with front glass 5 and backboard 8.Cell piece is the component for converting light energy into electric energy, conductive material
Interconnecting strip 9 connects together adjacent cell piece, plays the transmission function of current.Busbar 10 for internal current transmit or
It is connected with terminal box 10 so that electric current is output to component external.
Cell piece module is made of interconnecting strip 9, busbar 10 and the right-angled trapezium cell piece 3 of uniform specification, each battery
Piece is in a rectangular trapezoid and keeps gap between each other；Each two cell piece is small with respect to rectangular cell piece is formed with its oblique waist
Group, with its, straight waist is adjacent arranges successively for multiple cell piece groups, and by the concatenation of interconnecting strip 9 as the battery strings of strip；Adjacent
Side-by-side parallel is arranged between battery strings, and the interconnecting strip 9 of each battery strings is connected to terminal box 11 by busbar 10.
Right-angled trapezium cell piece 3 is cut by regular hexagon cell piece 1 and is made：It is first opposite along it by regular hexagon cell piece 1
Endpoint line is cut, and isosceles trapezoid cell piece 2 is made；Then along the symmetrical centre wire cutting of isosceles trapezoid cell piece 2, two are made
A right-angled trapezium cell piece 3；Main grid 12, secondary grid and boundary grid line are respectively provided on each right-angled trapezium cell piece 3.
Interconnecting strip 6 is in zigzag, including the long side of both sides and intermediate bending part, example of size are width 1.2mm, thickness
Spend 0.25mm.In the same battery strings connection, interconnection are realized by three interconnecting strips being mutually parallel 9 between adjacent cell piece
Item 9 is consistent with the length direction of battery strings；Specifically connection type is：Between being kept between the adjacent straight waist of two cell pieces or oblique waist
Gap, the light-receiving surface of first cell piece and a long edge lap of interconnecting strip 6, the shady face of second cell piece and interconnecting strip
Another long edge lap.
Using example 1：
In the package assembling of right-angled trapezium cell piece, the size of front glass is：Long 1530mm, wide 986mm, thickness 3.2mm；
The upper bottom length of right-angled trapezium cell piece is 52.5mm, and bottom length is 105mm, a height of 90.585mm.The white high reflective back of the body
7 thickness of glued membrane is 0.45mm, the width 4mm of main grid 12, mutual associated 9 width 1.2mm.
Using example 2：
Under the same conditions, the package assembling of right-angled trapezium cell piece can increase the effective area of cell piece, by former rectangle
Quarter-wave plate cell piece area 6142.64mm2 (long 156.75mm, wide 39.1875mm) is promoted to 7133.57mm2, monolithic electricity
Pond piece increases 16.1%, the overall output power of solar cell module is effectively improved, to improve solar cell
The overall conversion efficiency of component, this programme component cost have the near 2.72 yuan/W of 2.73 yuan/W, cost drop by conventional 60 components
Low ratio 0.72%.Related data are referring to table 1,2.
Table 1：Encapsulating material expense counts
Table 2：Component cost statistics table
In addition, component is designed to that right-angled trapezium can reduce the non-power generation area of component, and then further decrease component cost.
If size of components increases, more cell pieces can be packed into, component overall cost can also reduce.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, this reality is novel to be not intended to be limited to these embodiments as described herein, and be to fit to principles disclosed herein and
The consistent widest range of features of novelty.
Claims (8)
1. a kind of package assembling for right-angled trapezium cell piece, including the cell piece mould that is installed between front glass and backboard
Group, cell piece module are Nian Jie with front glass and backboard by preceding glued membrane and back-adhesive film respectively；It is characterized in that, the cell piece mould
Group is made of the cell piece of interconnecting strip, busbar and uniform specification, and each cell piece is in a rectangular trapezoid and keeps gap between each other；
Each two cell piece forms rectangular cell piece group so that its oblique waist is opposite, and multiple cell piece groups are adjacent successively with its straight waist
Arrangement, and by interconnecting strip concatenation as the battery strings of strip；Between adjacent battery strings side-by-side parallel arrange, each battery strings it is mutual
Bracing is connected to terminal box by busbar；
The cell piece of the right-angled trapezium is cut by regular hexagon cell piece and is made：First by regular hexagon cell piece along its opposite end
Point line cutting, is made isosceles trapezoid cell piece；Then along the symmetrical centre wire cutting of isosceles trapezoid cell piece, two are made directly
The trapezoidal cell piece in angle is respectively provided with main grid, secondary grid and boundary grid line on each right-angled trapezium cell piece.
2. package assembling according to claim 1, which is characterized in that the interconnecting strip is in zigzag, includes the long side of both sides
With intermediate bending part, the interconnecting strip being mutually parallel by least two between adjacent cell piece in the same battery strings is realized
Connection, interconnecting strip are consistent with the length direction of battery strings；Specifically connection type is：The adjacent straight waist of two cell pieces or oblique waist it
Between keep gap, a long edge lap of the light-receiving surface and interconnecting strip of first cell piece, the shady face of second cell piece with
Another long edge lap of interconnecting strip.
3. package assembling according to claim 1, which is characterized in that in the same battery strings between adjacent cell piece
Connection is realized by three interconnecting strips being mutually parallel.
4. package assembling according to claim 1, which is characterized in that the front glass is the embossing glass for being coated with antireflective film
Glass.
5. package assembling according to claim 1, which is characterized in that the width of the interconnecting strip is 1.2mm, and thickness is
0.25mm。
6. package assembling according to claim 1, which is characterized in that the upper bottom length of the right-angled trapezium cell piece is
52.5mm, bottom length are 105mm, a height of 90.585mm.
7. package assembling according to claim 1, which is characterized in that the size of the front glass is：Long 1530mm, it is wide
986mm, thickness 3.2mm.
8. package assembling according to claim 1, which is characterized in that aluminium alloy is arranged in the outer edge of front glass and backboard
The outer rim of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820217152.0U CN207977322U (en) | 2018-02-07 | 2018-02-07 | For the package assembling of right-angled trapezium cell piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820217152.0U CN207977322U (en) | 2018-02-07 | 2018-02-07 | For the package assembling of right-angled trapezium cell piece |
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| Publication Number | Publication Date |
|---|---|
| CN207977322U true CN207977322U (en) | 2018-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820217152.0U Active CN207977322U (en) | 2018-02-07 | 2018-02-07 | For the package assembling of right-angled trapezium cell piece |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461557A (en) * | 2018-02-07 | 2018-08-28 | 浙江晶盛机电股份有限公司 | A kind of package assembling for right-angled trapezium cell piece |
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2018
- 2018-02-07 CN CN201820217152.0U patent/CN207977322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461557A (en) * | 2018-02-07 | 2018-08-28 | 浙江晶盛机电股份有限公司 | A kind of package assembling for right-angled trapezium cell piece |
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