CN209389045U - A kind of five main grid half halftones design cell piece suitable for round copper wire welding - Google Patents
A kind of five main grid half halftones design cell piece suitable for round copper wire welding Download PDFInfo
- Publication number
- CN209389045U CN209389045U CN201920195011.8U CN201920195011U CN209389045U CN 209389045 U CN209389045 U CN 209389045U CN 201920195011 U CN201920195011 U CN 201920195011U CN 209389045 U CN209389045 U CN 209389045U
- Authority
- CN
- China
- Prior art keywords
- cell piece
- main gate
- gate line
- copper wire
- main
- 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.)
- Active
Links
Landscapes
- Cell Electrode Carriers And Collectors (AREA)
Abstract
The utility model relates to solar battery sheet technical fields, specifically a kind of five main grid half halftones suitable for round copper wire welding design cell piece, including cell piece ontology, it is characterized by: the cell piece ontology includes main gate line and secondary grid line, it is designed in the middle part of the cell piece ontology for half and two parts is arranged in symmetrical structure up and down, the main gate line is provided with five, pass through the setting of five main gate lines and 100-110 secondary grid lines, series connection is welded between carrying out cell piece ontology for assembly end diameter 0.3-0.4mm copper wire, the photo-generated carrier that cell piece ontology generates is collected to main gate line after the collection of secondary grid line, the copper wire being soldered in main gate line is passed to by main gate line again, it conducts through copper wire to load and does work, main gate line U-shaped portion quartile is in main gate line both ends, main rise collects cell piece body edges Electric current simultaneously transmits, this part does not carry welding function, can prevent welding from cell piece edge stress being caused to be concentrated, and generates sliver.
Description
Technical field
The utility model relates to solar battery sheet technical field, specially a kind of five masters suitable for round copper wire welding
Grid half halftone designs cell piece.
Background technique
Currently, the component based on crystal-silicon battery slice occupies 80% or more of global photovoltaic module market;Crystal silicon battery
Piece is developed so far, and cost of manufacture and generated energy become its main restricting factor developed.In terms of cost of manufacture, silicon materials are accounted for
According to the material cost of about 60-70%, the material cost of the dosage of silver paste in occupation of about 15-25%;So high-purity crystal silicon material
The usage amount of the cost of material and its usage amount and silver paste all has significant effect the cost of cell piece or component, at present city
The cell piece electrode design of mainstream is five main gate lines on field, and main grid line width 0.7mm or so passes through flat in assembly end cell piece
Flat welding is connected, and the unit consumption of existing cell piece, silver paste is excessive, increases cell piece production cost, cell piece photoelectricity
Transformation efficiency is low.
A kind of five main grid half halftones design cell piece suitable for round copper wire welding how is invented to ask to solve these
Topic, becomes those skilled in the art's urgent problem to be solved.
Utility model content
In order to make up the above deficiency, the purpose of this utility model is to provide a kind of five masters suitable for round copper wire welding
Grid half halftone designs cell piece, to solve the problems mentioned in the above background technology.
The technical solution of the utility model is: a kind of five main grid half halftones design battery suitable for round copper wire welding
Piece, including cell piece ontology, the cell piece ontology include main gate line and secondary grid line, are half in the middle part of the cell piece ontology
Design and up and down two parts are in symmetrical structure setting, and the main gate line is provided with five, and the pair grid line width is 29 μm, described
Secondary grid line is set as 100-110, and the main gate line is divided into part and respectively main gate line U-shaped portion quartile, welding enhancing point
With converge and auxiliary sealing wire, be equipped between every two main gate lines and put up a bridge with secondary grid line every two.
As advanced optimizing for the technical program, the main gate line U-shaped portion quartile is located at main gate line both ends.
As advanced optimizing for the technical program, the welding enhancing point is set as rectangle and oval rectangle, every half root
5-7 welding are arranged in the main gate line enhances point, primarily serves and connects combination with interconnected copper wire bond, this partial width is set
It sets larger, it is ensured that copper wire can be all welded on above.
As advanced optimizing for the technical program, the confluence and auxiliary sealing wire are for connecting rectangle or oval rectangle
Welding enhancing point, the confluence and auxiliary sealing wire narrower width about 0.2mm, play transmitting electric current to interconnection copper wire and part
Welding function.
As advanced optimizing for the technical program, the lap-joint of the main gate line and secondary grid line is provided with secondary grid and widens
Portion.
Compared with prior art, the utility model has the beneficial effects that the utility model one kind is suitable for round copper wire weldering
The five main grid half halftones design cell piece connect, cell piece ontology front electrode figure designs for half, and cell piece ontology can be by
Centre cuts and is divided into two, by the setting of five main gate lines and 100-110 secondary grid lines, for assembly end diameter 0.3-0.4mm
Copper wire carries out series connection welding between cell piece ontology, and the photo-generated carrier that cell piece ontology generates is collected to master after the collection of secondary grid line
Grid line, then the copper wire being soldered in main gate line is passed to by main gate line, it conducts through copper wire to load and does work, every main gate line is divided into
For 3 parts, main gate line U-shaped portion quartile is collected cell piece body edges electric current and is transmitted in main gate line both ends, main rise, this part
Welding function is not carried, can prevent welding from cell piece edge stress being caused to be concentrated, generates sliver, with five conventional main grid cell pieces
It compares, the major part of five main gate lines of this programme all narrows, and the effective area of shining light of cell piece ontology is promoted, cell piece ontology
Photoelectric conversion efficiency promoted, silver paste dosage for printing electrode is reduced, and because interconnect between cell piece using copper wire, heat is answered
Lower a possibility that the generating disconnected grid relative increase of power effect, this programme share designing two portions, substantially reduce bad caused by disconnected grid
Influence, a part is, secondary grid line with main gate line lap position near gradually broaden towards lap position direction, increase lap-joint
Area reduces a possibility that breaking grid, and another part is by the setting put up a bridge, and when certain root pair grid line generates disconnected grid, electric current can lead to
It crosses bridging position and flows through adjacent pair grid line, and main gate line is converged by adjacent secondary grid line, in addition, this programme is the half side of design
Case, assembly end use after cutting half, and this programme is connected between assembly end collocation copper wire carries out cell piece and welded, because of copper wire ratio
Flat welding cross-sectional area is small, and resistance is big, and resistance loss is larger, but because half designs, electric current halves, and increased resistance loss will
It is promoted far below battery efficiency and copper wire reflects generated gain, this programme is 5 main grids, existing weldering as conventional batteries
Connect equipment only and need to do a small amount of change can normal use, compared with conventional more 9-12 main gate line batteries of main grid, equipment investment is non-
Often small, this programme can promote battery efficiency 0.1%, lower front side silver paste dosage 12% -20%.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is enlarged structure schematic diagram at A in Fig. 1 of the utility model;
Fig. 3 is the main gate line U-shaped portion quartile enlarged structure schematic diagram of the utility model.
In figure: 1, cell piece ontology;2, main gate line;3, secondary grid line;4, half;5, it puts up a bridge;6, main gate line U-shaped portion quartile;
7, welding enhancing point;8, confluence and auxiliary sealing wire;9, secondary grid those widened sections.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of five main grids suitable for round copper wire welding
Half halftone designs cell piece, including cell piece ontology 1, and the cell piece ontology 1 includes main gate line 2 and secondary grid line 3, described
It is designed in the middle part of cell piece ontology 1 for half 4 and two parts is arranged in symmetrical structure up and down, the main gate line 2 is provided with five, institute
Stating secondary 3 width of grid line is 29 μm, and the pair grid line 3 is set as 100-110, and the main gate line 2 is divided into 3 parts and difference
For main gate line U-shaped portion quartile 6, welding enhancing point 7 and converge and auxiliary sealing wire 8, between every two main gate lines 2 with secondary grid
3 every two, line are equipped with bridging 5.
Specifically, the main gate line U-shaped portion quartile 6 is located at 2 both ends of main gate line.
Specifically, the welding enhancing point 7 is set as rectangle and oval rectangle, it is arranged 5-in main gate line 2 described in every half root
7 welding enhancing points 7, primarily serve and connect combination with interconnected copper wire bond, the setting of this partial width is larger, it is ensured that copper wire energy
All it is welded on above.
Specifically, the confluence and auxiliary sealing wire 8 are for connecting rectangle or oval rectangular solder enhancing point 7, the remittance
Stream and auxiliary 8 narrower width of sealing wire about 0.2mm, play transmitting electric current to interconnection copper wire and part welding function.
Specifically, the main gate line 2 and the lap-joint of secondary grid line 3 are provided with secondary grid those widened sections 9.
Specifically, 1 front electrode figure of cell piece ontology is the design of half 4, cell piece ontology 1 can cut one point by centre
It is two, by the setting of five main gate lines 2 and 100-110 secondary grid lines 3, carries out electricity for assembly end diameter 0.3-0.4mm copper wire
It connects and welds between pond piece ontology 1, the photo-generated carrier that cell piece ontology 1 generates is collected to main gate line after the collection of secondary grid line 3, then
The copper wire being soldered in main gate line is passed to by main gate line 2, conducts through copper wire to load and does work, every main gate line is divided into 3
Point, main gate line U-shaped portion point 6 is located at 2 both ends of main gate line, and main rise is collected 1 edge current of cell piece ontology and transmitted, this part is not
Welding function is carried, can prevent welding from cell piece edge stress being caused to be concentrated, generates sliver, with five conventional main grid cell piece phases
Than the major part of five main gate lines of this programme all narrows, and the effective area of shining light of cell piece ontology 1 is promoted, cell piece ontology 1
Photoelectric conversion efficiency promoted, silver paste dosage for printing electrode is reduced, and because interconnect between cell piece using copper wire, heat is answered
Lower a possibility that the generating disconnected grid relative increase of power effect, this programme share designing two portions, substantially reduce bad caused by disconnected grid
Influence, a part is, secondary grid line 3 with 2 lap position of main gate line near gradually broaden towards lap position direction, increase overlap joint
A possibility that locating area, reducing disconnected grid, another part pass through the setting of bridging 5, when certain root pair grid line 3 generates disconnected grid, electric current
Adjacent pair grid line 3 can be flowed through by bridging position, and main gate line 2 is converged by adjacent secondary grid line 3, in addition, this programme is half
4 design scheme of piece, assembly end use after cutting half, this programme series welding between assembly end collocation copper wire carries out cell piece
It connects, because copper wire is smaller than flat welding cross-sectional area, resistance is big, and resistance loss is larger, but because half 4 designs, electric current halves, and increases
Resistance loss will be far below battery efficiency promoted and copper wire reflect caused by gain, this programme be 5 as conventional batteries
Main grid 2, existing welding equipment need to only do a small amount of change can normal use, with conventional more 9-12 main gate line batteries of main grid
It compares, equipment investment is very small, and this programme can promote battery efficiency 0.1%, lowers front side silver paste dosage 12% -20%.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of five main grid half halftones suitable for round copper wire welding design cell piece, including cell piece ontology (1), special
Sign is: the cell piece ontology (1) includes main gate line (2) and secondary grid line (3), is half in the middle part of the cell piece ontology (1)
Piece (4) design and up and down two parts are in symmetrical structure setting, and the main gate line (2) is provided with five, described pair grid line (3) width
It is 29 μm, the pair grid line (3) is set as 100-110, and the main gate line (2) is divided into 3 parts and respectively main gate line U
Type part position (6), welding enhancing point (7) and converge and auxiliary sealing wire (8), between every two main gate lines (2) with secondary grid
Every two, line (3) are equipped with bridging (5).
2. a kind of five main grid half halftones suitable for round copper wire welding according to claim 1 design cell piece,
Be characterized in that: the main gate line U-shaped portion quartile (6) is located at main gate line (2) both ends.
3. a kind of five main grid half halftones suitable for round copper wire welding according to claim 1 design cell piece,
Be characterized in that: welding enhancing point (7) is set as rectangle and oval rectangle, is arranged 5-7 in main gate line (2) described in every half root
A welding enhances point (7).
4. a kind of five main grid half halftones suitable for round copper wire welding according to claim 1 design cell piece,
Be characterized in that: the confluence and auxiliary sealing wire (8) are for connecting rectangle or oval rectangular solder enhancing point (7), the confluence
With auxiliary sealing wire (8) narrower width about 0.2mm.
5. a kind of five main grid half halftones suitable for round copper wire welding according to claim 1 design cell piece,
Be characterized in that: the lap-joint of the main gate line (2) and secondary grid line (3) is provided with secondary grid those widened sections (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920195011.8U CN209389045U (en) | 2019-02-14 | 2019-02-14 | A kind of five main grid half halftones design cell piece suitable for round copper wire welding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920195011.8U CN209389045U (en) | 2019-02-14 | 2019-02-14 | A kind of five main grid half halftones design cell piece suitable for round copper wire welding |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209389045U true CN209389045U (en) | 2019-09-13 |
Family
ID=67854240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920195011.8U Active CN209389045U (en) | 2019-02-14 | 2019-02-14 | A kind of five main grid half halftones design cell piece suitable for round copper wire welding |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209389045U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114078983A (en) * | 2020-08-10 | 2022-02-22 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic module |
-
2019
- 2019-02-14 CN CN201920195011.8U patent/CN209389045U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114078983A (en) * | 2020-08-10 | 2022-02-22 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic module |
CN114078983B (en) * | 2020-08-10 | 2024-04-02 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic module |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108767046A (en) | A kind of photovoltaic welding belt and manufacturing method, solar cell string and solar cell module | |
CN205303481U (en) | Solar cell module | |
CN112420853B (en) | Multi-main-grid solar cell and solar module | |
CN205985031U (en) | High -efficient solar energy does not have main grid line crystal silicon battery piece | |
CN109192792A (en) | A method of improving cell piece photoelectric conversion efficiency | |
CN103489945A (en) | Current-collecting energy-gathering netlike bypass solar cell | |
CN208444844U (en) | Solar battery sheet and solar battery for imbrication component | |
CN110034203A (en) | A kind of bridging arrangement and solar components of solar battery sheet | |
CN108428751A (en) | A kind of imbrication modular construction | |
CN209389045U (en) | A kind of five main grid half halftones design cell piece suitable for round copper wire welding | |
CN210123741U (en) | Multi-main-grid solar cell and solar module | |
CN210123736U (en) | Multi-main-grid solar cell and solar module | |
CN209708990U (en) | Solar battery cell, cell piece and component | |
CN209266426U (en) | Solar battery string and solar cell module | |
CN209071360U (en) | A kind of novel more main grid solar batteries | |
CN206727078U (en) | Efficient dereliction grid cell piece solar components | |
CN206471338U (en) | Cleavable solar energy is without main gate line crystal-silicon battery slice | |
CN109411559A (en) | Solar battery string and solar cell module | |
CN209607753U (en) | A kind of photovoltaic battery array and photovoltaic module | |
CN209217000U (en) | A kind of photovoltaic module | |
CN209119143U (en) | Photovoltaic module | |
CN208256701U (en) | A kind of photovoltaic module | |
CN207993876U (en) | A kind of novel more main grid cell pieces and the photovoltaic module using such cell piece | |
CN219626668U (en) | Solar photovoltaic cell | |
CN110061081A (en) | A kind of photovoltaic battery array and photovoltaic module |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191021 Address after: 315000 No.18 Qiyuan Road, Hangzhou Bay New District, Ningbo City, Zhejiang Province Patentee after: Ningbo Ruiyuan Tianke new energy materials Co., Ltd. Address before: Pudong solar energy industry base in Jimo city of Shandong Province, Qingdao City, 266200 Patentee before: QINGDAO RAYSOLAR NEW ENERGY CO., LTD. |
|
TR01 | Transfer of patent right |