CN110034203A - A kind of bridging arrangement and solar components of solar battery sheet - Google Patents
A kind of bridging arrangement and solar components of solar battery sheet Download PDFInfo
- Publication number
- CN110034203A CN110034203A CN201910310206.7A CN201910310206A CN110034203A CN 110034203 A CN110034203 A CN 110034203A CN 201910310206 A CN201910310206 A CN 201910310206A CN 110034203 A CN110034203 A CN 110034203A
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- CN
- China
- Prior art keywords
- solar battery
- battery sheet
- welding
- sticky object
- bridging arrangement
- 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.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims abstract description 70
- 239000004831 Hot glue Substances 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 239000006071 cream Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 208000002599 Smear Layer Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
-
- 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
Abstract
The present invention relates to solar components technical fields, the bridging arrangement and solar components of specifically a kind of solar battery sheet, the bridging arrangement of solar battery sheet includes at least two solar battery sheets, sticky object and welding, the end of the two neighboring solar battery sheet is overlapped mutually, sticky object is set in the overlap-add region, the sticky object plays connection function；Described welding one end is arranged on the front of a solar battery sheet, and the other end of the welding is arranged on the back side of another solar battery sheet, and the welding is passed through from the overlap-add region.The present invention can eliminate weld between two solar battery sheets being overlapped mutually caused by open circuit problem caused by stress problem and bonding, welding interacts with sticky object, learns from other's strong points to offset one's weaknesses, the respective disadvantage of other side is made up, so that overlap-add region not only more preferably connects but also is able to maintain good on state.
Description
Technical field
The present invention relates to solar components technical field, the bridging arrangement of specifically a kind of solar battery sheet and too
Positive energy component.
Background technique
Solar energy imbrication component is a kind of efficient component more popular in industry, is different from traditional packaging technology, the sun
Energy imbrication component is to be sliced cell piece, cell piece is linked to be battery strings by dedicated conducting resinl, then in solar energy
Main gate line or back electrode are welded using a small amount of welding at battery strings edges at two ends, then are welded by busbar and the welding of extraction
It forms, such component closely arranges solar battery sheet with series and parallel structure, has accomplished gapless between the cell piece of front and back, has subtracted
Internal loss caused by small interconnecting strip connection cell piece；And it can place in same component area more than general components
13% or more cell piece greatly increases the photoelectric conversion power of component.
Adjacent two batteries slice passes through conductive glue connection after mutually overlapping, if breakage or crack, meeting occur for two batteries slice
Lead to the whole open circuit of battery strings, is affected to component power；Adjacent two batteries slice is connected after mutually overlapping by welding, though
It so can solve the problem of battery strings open circuit caused by cell piece breakage crack, but have welding since battery is sliced overlapping place
There is certain thickness in the presence of, welding, therefore component is during carrying out laminating technology, since welding stress can be such that cell piece makes
At crack or breakage.
Summary of the invention
In view of drawbacks described above in the prior art or deficiency, a kind of bridging arrangement of solar battery sheet is intended to provide to solve
Certainly the problems mentioned above in the background art.
In a first aspect, technical solution provided by the invention: a kind of bridging arrangement of solar battery sheet, including at least two
The end of solar battery sheet, welding and sticky object, the two neighboring solar battery sheet is overlapped mutually, in the superposition area
Sticky object is arranged in domain, and the sticky object plays connection function；
Described welding one end is arranged on the front of a solar battery sheet, and the other end of the welding is arranged another
On the back side of one solar battery sheet, the welding is passed through from the overlap-add region.
Preferably, the solar battery sheet is cut by cutting with the direction of vertical main gate line.
Preferably, the bond length of the overlap-add region is 0.3~1mm.
Preferably, the sticky object interval setting, and be distributed along the long side of the overlap-add region.
Preferably, the welding passes through among adjacent two sticky object.
It preferably, further include two transverse electrodes, the solar battery sheet is being arranged in just in a transverse electrode
The back side of the solar battery sheet is arranged in face, another transverse electrode.
Preferably, sticky object setting with a thickness of 0.15~0.2mm.
Preferably, the sticky object includes hot melt adhesive, tin cream and conducting resinl.
Second aspect, technical solution provided by the invention: including backboard and solar battery sheet, multiple solar-electricities
The imbricate solar battery string that pond piece is formed according to the bridging arrangement any in embodiment one.
The present invention can eliminate weld between two solar battery sheets being overlapped mutually caused by stress problem and bonding cause
Breaking problem, welding and sticky object interact, learn from other's strong points to offset one's weaknesses, and the respective disadvantage of other side is made up, so that overlap-add region is not only
More preferably connects and be able to maintain good on state.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of solar battery sheet bridging arrangement schematic diagram of the present invention；
Fig. 2 is the A of Fig. 1 to schematic diagram；
Fig. 3 is solar battery sheet main gate line schematic diagram of the invention；
Fig. 4 is another solar battery sheet bridging arrangement schematic diagram of the invention；
Fig. 5 is the B of Fig. 4 to schematic diagram.
In figure: 1, solar battery sheet, 11, solar battery sheet, 12, solar battery sheet；
2, welding, 21, welding, 22, welding；
3, sticky object, 31, sticky object, 32, sticky object, 33, sticky object；
41, transverse electrode, 42, transverse electrode.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work, belongs to the present invention
The range of protection.It also should be noted that illustrating only part relevant to invention for ease of description, in attached drawing.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should broadly understood, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；?
It can be mechanical connection, be also possible to be electrically connected, be also possible to be connected directly, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
Furthermore the feature in embodiment and embodiment it should also be noted that, in the absence of conflict, in the present invention
It can be combined with each other.
Embodiment one
With reference to Fig. 1, a kind of bridging arrangement of solar battery sheet, including at least two solar battery sheets 1,2 and of welding
The end of sticky object 3, two neighboring solar battery sheet 1 is overlapped mutually, and sticky object 3, the sticky object 3 is arranged in overlap-add region
Play connection function；
2 one end of welding is arranged on the front of a solar battery sheet 1, and the other end of welding 2 is arranged in another solar energy
On the back side of cell piece 1, welding 2 is passed through from the overlap-add region.
With reference to Fig. 2, solar battery sheet 11 and solar battery sheet 12 are overlapped, the one end of solar battery sheet 11 with too
The one end of positive energy cell piece 12 is overlapped mutually.Sticky object 3 is set in overlap-add region, sticky object 3 is used to be fixedly connected with solar energy
The one end of cell piece 11 and the one end of solar battery sheet 12, while one end of welding 2 is arranged in solar battery sheet 12
Front on, the other end of welding 2 is arranged on the back side of solar battery sheet 11, welding 2 pass through solar battery sheet 11 with
The overlap-add region of solar battery sheet 12, welding 2 not only connect solar battery sheet 11 and solar battery sheet 12 but also make two
A solar battery sheet is in the conductive state, guarantees that electric current passes through.
The present invention can eliminate weld between two solar battery sheets being overlapped mutually caused by stress problem and bonding cause
Breaking problem, welding and sticky object interact, learn from other's strong points to offset one's weaknesses, and the respective disadvantage of other side is made up, so that overlap-add region is not only
More preferably connects and be able to maintain good on state.
With reference to Fig. 3, in a kind of preferred embodiment of the present embodiment, the front of solar battery sheet is provided with multiple masters
Grid line is parallel to each other between multiple main gate lines.Solar battery sheet is cut with the direction of vertical main gate line, by solar battery sheet
It is divided into the solar battery sheet of the quadrangle of multiple fritters.There are multiple main gate lines for the solar battery sheet of each fritter, will
The one end of the solar battery sheet of one fritter and the one end of the solar battery sheet of another fritter are overlapped mutually, overlap-add region
For a quadrangle.The long side contour line of overlap-add region and multiple main gate lines are vertical.Monolith solar battery sheet is cut into more
A fritter is overlapped, convenient to be adjusted to solar components overall dimensions, power.
With reference to Fig. 1, in a kind of preferred embodiment of the present embodiment, solar battery sheet 11 and solar battery sheet 12
Overlap-add region bond length be 0.3~1mm, reduce welding 2 and the welding of two solar battery sheets 1 of overlap-add region answered
The influence of power, reduces the risk of solar battery sheet crack or breakage, while also increasing light-receiving surface, improves solar components
Generated output.
In a kind of preferred embodiment of the present embodiment, sticky object is arranged at intervals on overlap-add region, and along overlap-add region
Long side distribution, welding passes through among adjacent two sticky object.Sticky object and welding cleverly arragement construction, more effectively connect
Two neighboring overlapped solar battery sheet, while overcoming the problems, such as that respectively individually the breaking and crack of connection solar battery sheet is asked
Topic promotes battery strings preferably to work.
With reference to Fig. 1 and Fig. 2, in the present embodiment, at the back side of the one end of solar battery sheet 11, applied with bar form
Sticky object 31, sticky object 32 and sticky object 33 are smeared, sticky object 31, sticky object 32 and sticky object 33 are arranged between main gate line, are in
The distribution at interval.The front of the one end of solar battery sheet 12 is firmly fitted in the sticky object at 11 back side of solar battery sheet
At 3, solar battery sheet 11 is enabled effectively to connect two solar batteries with the overlap-add region of solar battery sheet 12
Piece 1.
One end of welding 21 is arranged in one main gate line of front of solar battery sheet 12, and the other end setting of welding 21 exists
The back side of solar battery sheet 11.Welding 21 passes through between sticky object 31 and sticky object 32, the setting direction of welding 21 and viscous
It is vertical to connect object 31, the setting direction of sticky object 32.
Welding 22 is arranged in parallel with welding 21, and another main grid in front of solar battery sheet 12 is arranged in one end of welding 22
On line, the back side of solar battery sheet 11 is arranged in the other end of welding 22.Welding 22 is between sticky object 32 and sticky object 33
It passes through, the setting direction and the setting direction of sticky object 32, sticky object 33 of welding 22 are vertical.
It should be noted that sticky object is hot melt adhesive, hot melt adhesive is uniformly applied to the lower surface of solar battery sheet 11
On, smear layer is less than 0.2mm with a thickness of greater than 0.15mm.The thickness of smear layer be slightly larger than welding thickness so that welding with
There are gap when solar panel welds, is conducive to discharge welding heat, prevents the crack or breakage of cell piece.
With reference to Fig. 4 and Fig. 5, in a kind of preferred embodiment of the present embodiment, in the one end of solar battery sheet 11
Front setting transverse electrode 41, transverse electrode 41 is perpendicular to the main gate line on solar battery sheet 11, in solar battery sheet
Transverse electrode 42 is arranged in the back side of 11 the other end, and transverse electrode 42 is perpendicular to the main gate line on solar battery sheet 11.
In the front setting transverse electrode 41 of the one end of solar battery sheet 12, transverse electrode 41 is perpendicular to solar-electricity
Transverse electrode 42 is arranged at the back side of the other end of solar battery sheet 12 in the main gate line of pond piece 12, and transverse electrode 42 is vertical
In the main gate line of solar battery sheet 12.
On the transverse electrode 41 of solar battery sheet 12, sticky object 31, sticky object 32 and bonding are smeared with bar form
Object 33, sticky object 31, sticky object 32 and sticky object 33 are in the distribution being spaced.The transverse electrode 42 of solar battery sheet 11 is bonded
On the transverse electrode 41 of solar battery sheet 12, the overlap-add region of solar battery sheet 11 and solar battery sheet 12 passes through viscous
Object 3 is connect to link together.
One end of welding 21 is arranged in the positive main gate line of solar battery sheet 12, and the other end of welding is arranged too
The back side of positive energy cell piece 11.Welding 21 is passed through from sticky object 31 and the centre of sticky object 32, and the setting direction of welding 21 is vertical
In the setting direction of sticky object 31 and sticky object 32.
One end of welding 22 is arranged in the positive another main gate line of solar battery sheet 12, and the other end of welding 2 is arranged
At the back side of solar battery sheet 11.Welding 22 is passed through from sticky object 32 and the centre of sticky object 33, the setting direction of welding 22
Perpendicular to the setting direction of sticky object 32 and sticky object 33.
Sticky object 31, sticky object 32 and sticky object 33 not only play connection function there are also electric actions, with welding 21 and welding
22 effect is identical, guarantees that two solar battery sheets 1 are preferably connected to one by the collective effect of sticky object 3 and welding 2
It rises and in the conductive state always.
It should be noted that sticky object 31, sticky object 32 and sticky object 33 are conducting resinl or tin cream, it is uniformly applied to cross
To on electrode 42, the thickness of smear layer is greater than 0.15mm and is less than 0.2mm.
Embodiment two
A kind of solar components, including backboard and cell piece, backboard are located at the back side of cell piece.Battery strings are by even number electricity
Pond piece imbricate is formed by connecting, and the imbricate junction of cell piece is conductively connected, and specific connection type is the nothings such as conducting resinl, welding
Seam connection.
Each battery strings are distributed parallelly on backboard, and the number of cell piece is identical in each battery strings, it is ensured that in component
The arrangement of battery strings is the rectangle of rule.The head of battery strings be equipped with a busbar, by welding respectively with each battery strings
The cell piece on head connects.
Electrical property of the welding for battery strings and busbar connects, and solder horn needs direct Contact welding band, heating when welding
Welding melts its surface tin layers, therefore in processing solar energy imbrication component journey, welding need to be arranged in battery strings and busbar
Top.
Grid line is provided on cell piece, the electric current collection for solar battery.The grid line of cell piece is by being completed for printing, grid
Line is real grid line, and the lower surface of welding is contacted with the upper surface of real grid line.
The above various embodiments only illustrates the technical solution of invention rather than its limitations, although referring to each embodiment to the present invention
It is described in detail, those skilled in the art should understand that: it still can be to documented by foregoing embodiments
Technical solution is modified, or equivalent substitution of some or all of the technical features；And these are modified or replace
It changes, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of bridging arrangement of solar battery sheet, which is characterized in that including at least two solar battery sheets, welding and glue
Object is connect, the end of the two neighboring solar battery sheet is overlapped mutually, and sticky object, the bonding is arranged in the overlap-add region
Object plays connection function；
Described welding one end is arranged on the front of a solar battery sheet, and the other end of the welding is arranged in another institute
It states on the back side of solar battery sheet, the welding is passed through from the overlap-add region.
2. bridging arrangement according to claim 1, which is characterized in that the solar battery sheet is by cutting, to hang down
The direction cutting of straight main gate line.
3. bridging arrangement according to claim 1, it is characterised in that: the bond length of the overlap-add region be 0.3~
1mm。
4. bridging arrangement according to claim 1, which is characterized in that the sticky object interval setting, and along the superposition
The long side in region is distributed.
5. bridging arrangement according to claim 4, it is characterised in that: the welding passes through among adjacent two sticky object.
6. bridging arrangement according to claim 1, it is characterised in that: further include two transverse electrodes, a transverse direction
The front of the solar battery sheet is arranged in electrode, and the back of the solar battery sheet is arranged in another transverse electrode
Face.
7. bridging arrangement according to claim 1, it is characterised in that: sticky object setting with a thickness of 0.15~
0.2mm。
8. bridging arrangement according to claim 1, it is characterised in that: the sticky object includes hot melt adhesive, tin cream and conduction
Glue.
9. a kind of solar components, which is characterized in that including backboard and solar battery sheet, multiple solar battery sheets are pressed
According to the imbricate solar battery string of bridging arrangement described in any one of claims 1-8 composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910310206.7A CN110034203A (en) | 2019-04-17 | 2019-04-17 | A kind of bridging arrangement and solar components of solar battery sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910310206.7A CN110034203A (en) | 2019-04-17 | 2019-04-17 | A kind of bridging arrangement and solar components of solar battery sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110034203A true CN110034203A (en) | 2019-07-19 |
Family
ID=67238878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910310206.7A Pending CN110034203A (en) | 2019-04-17 | 2019-04-17 | A kind of bridging arrangement and solar components of solar battery sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110034203A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444625A (en) * | 2019-09-08 | 2019-11-12 | 通威太阳能（安徽）有限公司 | A kind of imbrication components welding structure |
| CN112397611A (en) * | 2020-10-23 | 2021-02-23 | 晶澳太阳能有限公司 | Preparation method of photovoltaic cell string |
| CN113122152A (en) * | 2020-01-16 | 2021-07-16 | 翌骅实业股份有限公司 | Conductive adhesive and conductive film for solar laminated tile module and manufacturing process |
| CN113421940A (en) * | 2021-06-18 | 2021-09-21 | 晶澳（扬州）太阳能科技有限公司 | Solar cell module and preparation method thereof |
| CN114759111A (en) * | 2020-12-29 | 2022-07-15 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic module and manufacturing method thereof |
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