CN106159017A - Photovoltaic connector - Google Patents
Photovoltaic connector Download PDFInfo
- Publication number
- CN106159017A CN106159017A CN201510175208.1A CN201510175208A CN106159017A CN 106159017 A CN106159017 A CN 106159017A CN 201510175208 A CN201510175208 A CN 201510175208A CN 106159017 A CN106159017 A CN 106159017A
- Authority
- CN
- China
- Prior art keywords
- connecting strap
- described conductive
- adhesive layer
- conductive connecting
- conductive adhesive
- 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
- 239000012790 adhesive layer Substances 0.000 claims abstract description 68
- 239000011241 protective layer Substances 0.000 claims abstract description 14
- 239000010410 layer Substances 0.000 claims description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 11
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 229910001074 Lay pewter Inorganic materials 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000013467 fragmentation Methods 0.000 abstract description 4
- 238000006062 fragmentation reaction Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002699 waste material Substances 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
- H01L31/0512—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 made of a particular material or composition of materials
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of photovoltaic connector for series cells, including conductive connecting strap, also include: the conductive adhesive layer (3) being arranged in the one side of described conductive connecting strap；It is arranged at described conductive adhesive layer (3) away from the protective layer (4) in the one side of described conductive connecting strap.The above-mentioned photovoltaic connector that the present invention provides, protective layer is in use torn by this by conductive adhesive layer; make conductive adhesive layer exposed away from the one side of conductive connecting strap; bonding with the grid line of cell piece, by the electric conductivity of conductive connecting strap, complete the series connection of cell piece.By arranging conductive adhesive layer, it is to avoid the welding of conductive connecting strap and cell piece, and then avoid producing welding stress, reduce photovoltaic connector and become the situation of " arch " with after welding of battery film, reduce the probability of cell piece fragmentation；Further, complete the series connection of cell piece by pasting photovoltaic connector, it is to avoid wasting time and energy of welding, improve the production efficiency of photovoltaic module.
Description
Technical field
The present invention relates to luminous energy equipment technical field, particularly relate to a kind of photovoltaic connector.
Background technology
The territory illumination of China 76% is abundant, and Luminous energy resource distribution is more uniform；With water power, wind-powered electricity generation, core
Electricity etc. is compared, and solar electrical energy generation does not discharge and noise, and application technology is ripe, safe and reliable；Except greatly
Scale generate electricity by way of merging two or more grid systems and off-network application outside, solar energy can also by drawing water, superconduction, battery, hydrogen manufacturing
Storing Deng various ways, solar energy almost can meet the following stable energy demand of China.
At present, photovoltaic module includes cell piece and photovoltaic welding belt.Wherein, photovoltaic welding belt is series cells
Photovoltaic connector.As it is shown in figure 1, photovoltaic welding belt includes copper strips 01 and hot dip in the two sides of copper strips 01
Coating 02.Photovoltaic welding belt is also known as tin-coated copper strip or applies tin copper strips, point convergent belt and interconnector.Photovoltaic welds
Tape welding is connected on cell piece form photovoltaic cell string, and battery strings is coupled together by convergent belt, produces battery
Electric current collect and export outside by terminal box.
But, after photovoltaic welding belt and welding of battery film, there is certain stress.During Stress Release, meeting
Make cell piece in " arch " structure, result even in cell piece fragmentation when serious, cause scrappage higher；
Further, photovoltaic welding belt and cell piece need to be welded to connect, and are welded to connect operation and waste time and energy so that light
The production efficiency of photovoltaic assembly is not high.
Therefore, how to reduce welding stress, improve production efficiency, be that those skilled in the art are presently required
Solve the technical problem that.
Content of the invention
It is an object of the invention to provide a kind of photovoltaic connector, reduce welding stress, improve photovoltaic module
Production efficiency.
For solving above-mentioned technical problem, the present invention provides a kind of photovoltaic connector for series cells,
Including conductive connecting strap, also include:
It is arranged at the conductive adhesive layer in the one side of described conductive connecting strap；
It is arranged at described conductive adhesive layer away from the protective layer in the one side of described conductive connecting strap.
Preferably, in above-mentioned photovoltaic connector, described protective layer is insulating protective layer.
Preferably, in above-mentioned photovoltaic connector, described conductive adhesive layer is towards the one side of described conductive connecting strap
Identical with the structure of the one side towards described conductive adhesive layer for the described conductive connecting strap and align.
Preferably, in above-mentioned photovoltaic connector, the quantity of described conductive adhesive layer is one layer and is arranged at described
In the one side of conductive connecting strap.
Preferably, in above-mentioned photovoltaic connector, the quantity of described conductive adhesive layer is two-layer and is respectively arranged at
On the two sides of described conductive connecting strap.
Preferably, in above-mentioned photovoltaic connector, described conductive adhesive layer is towards the one side of described conductive connecting strap
Area less than the area of the one side towards described conductive adhesive layer for the described conductive connecting strap, described conductive adhesive layer
It is positioned at the projected area to the two orientation for the described conductive connecting strap.
Preferably, in above-mentioned photovoltaic connector, the length of described conductive adhesive layer and described conductive connecting strap
Length is identical, and the width of described conductive adhesive layer is less than the width of described conductive connecting strap；
It is provided with multiple width arrangement along described conductive connecting strap in the one side of described conductive connecting strap
Described conductive adhesive layer.
Preferably, in above-mentioned photovoltaic connector, the width of described conductive adhesive layer and described conductive connecting strap
Width is identical, and the length of described conductive adhesive layer is less than the length of described conductive connecting strap；
It is provided with multiple length direction arrangement along described conductive connecting strap in the one side of described conductive connecting strap
Described conductive adhesive layer.
Preferably, in above-mentioned photovoltaic connector, described conductive connecting strap includes copper strips and is arranged at described copper
The alloy layer of the outer surface of band.
Preferably, in above-mentioned photovoltaic connector, described alloy layer is SAC layer, leypewter
Layer or gun-metal layer.
The above-mentioned photovoltaic connector that the present invention provides, originally in use, by protective layer by conductive adhesive layer
On tear so that conductive adhesive layer is exposed away from the one side of conductive connecting strap, bonding with the grid line of cell piece,
By the electric conductivity of conductive connecting strap, complete the series connection of cell piece.By arranging conductive adhesive layer, it is to avoid lead
Be electrically connected the welding of tape splicing and cell piece, and then avoids producing welding stress, reduces photovoltaic connector and electricity
Become the situation of " arch " after the piece welding of pond, reduce the probability of cell piece fragmentation；Further, by pasting
Photovoltaic connector completes the series connection of cell piece, it is to avoid wasting time and energy of welding, improves photovoltaic module
Production efficiency.
Brief description
Fig. 1 is the structural representation of a kind of detailed description of the invention of this photovoltaic connector of the prior art；
Fig. 2 is the structural representation of a kind of detailed description of the invention of photovoltaic connector provided by the present invention.
Detailed description of the invention
The core of the present invention is to provide a kind of photovoltaic connector, reduces welding stress, improves photovoltaic module
Production efficiency.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawings and specifically
The present invention is described in further detail for embodiment.
Refer to Fig. 2, Fig. 2 is the knot of a kind of detailed description of the invention of photovoltaic connector provided by the present invention
Structure schematic diagram.
In this detailed description of the invention, photovoltaic connector includes conductive connecting strap, conductive adhesive layer 3 and protects
Sheath 4, conductive adhesive layer 3 is arranged in the one side of conductive connecting strap, and protective layer 4 is arranged at conductive adhesive layer 3
Away from the one side of conductive connecting strap.
The photovoltaic connector that the embodiment of the present invention provides, in use, by protective layer 4 by conducting resinl
Tear on layer 3 so that conductive adhesive layer 3 is exposed away from the one side of conductive connecting strap, the grid line with cell piece
Bonding, by the electric conductivity of conductive connecting strap, completes the series connection of cell piece.By arranging conductive adhesive layer 3,
Avoid the welding of conductive connecting strap and cell piece, and then avoid producing welding stress, reduce photovoltaic and connect
Part becomes the situation of " arch " with after welding of battery film, reduces the probability of cell piece fragmentation；Further, lead to
Cross and paste photovoltaic connector and complete the series connection of cell piece, it is to avoid wasting time and energy of welding, improve photovoltaic
The production efficiency of assembly.
Wherein, photovoltaic connector arranges conductive adhesive layer 3 for the one side contacting with cell piece.Photovoltaic connector
Length direction be the bearing of trend of photovoltaic connector, it is parallel to the grid of cell piece with cell piece after being connected
Line, the width of photovoltaic connector is perpendicular to the length direction of photovoltaic connector.
Preferably, protective layer 4 is insulating protective layer, and then ensure that processing safety.Also can will protect
Sheath 4 is set to uninsulated protective layer, is no longer discussed in detail at this.
In order to improve the connective stability of photovoltaic connector and cell piece, conductive adhesive layer 3 is towards being conductively connected
The structure of the one side towards conductive adhesive layer 3 for one side and the conductive connecting strap of band is identical, i.e. conductive adhesive layer 3 with
The area of the contact surface of conductive connecting strap is identical and outline is identical.Further, conductive adhesive layer 3 is towards conduction
The one side connecting band is alignd towards the one side of conductive adhesive layer 3 with conductive connecting strap.
In the first embodiment, the quantity of conductive adhesive layer 3 is one layer and be arranged at conductive connecting strap one
On face.Due to conductive adhesive layer 3 towards the one side of conductive connecting strap with conductive connecting strap towards conductive adhesive layer 3
The structure of one side is identical and alignment, in installation process, by being provided with the conduction of conductive adhesive layer 3
The one of connection band is facing to cell piece, and being correspondingly arranged by the grid line of cell piece and conductive connecting strap can be complete
Become conductive adhesive layer 3 to be correspondingly arranged with the grid line of cell piece, facilitate photovoltaic connector relative to cell piece
Install.
In the second embodiment, the quantity of conductive adhesive layer 3 is two-layer and is respectively arranged at conductive connecting strap
Two sides on.That is, the two sides of photovoltaic connector all can be pasted with the grid line of cell piece and is connected.
Also can make conductive adhesive layer 3 towards the one side of conductive connecting strap with conductive connecting strap towards conductive adhesive layer 3
The structure of one side differ.I.e. the area of the one side towards conductive connecting strap for the conductive adhesive layer 3 is less than conduction
Connecting the area of the one side towards conductive adhesive layer 3 for the band, conductive adhesive layer 3 is positioned at conductive connecting strap (leads to the two
Electricity glue-line 3 and conductive connecting strap) orientation projected area in.
Wherein, the orientation of conductive adhesive layer 3 and conductive connecting strap is the thickness (highly) of photovoltaic connector
Direction.
In the third embodiment, the length of conductive adhesive layer 3 is identical with the length of conductive connecting strap, conduction
The width of glue-line 3 is less than the width of conductive connecting strap；It is provided with multiple edge in the one side of conductive connecting strap to lead
The conductive adhesive layer 3 that the width of tape splicing that is electrically connected arranges.
Preferably, multiple conductive adhesive layers 3 are evenly distributed along the width of conductive connecting strap.
In the 4th kind of embodiment, the width of conductive adhesive layer 3 is identical with the width of conductive connecting strap, conduction
The length of glue-line 3 is less than the length of conductive connecting strap；It is provided with multiple edge in the one side of conductive connecting strap to lead
The conductive adhesive layer 3 that the length direction of tape splicing that is electrically connected arranges.
Preferably, multiple conductive adhesive layers 3 are evenly distributed along the length direction of conductive connecting strap.
Conductive adhesive layer 3 can also be made to be pasted on conductive connecting strap along the length direction favouring the tape splicing that is electrically connected
It in one side, is no longer discussed in detail at this.
As in figure 2 it is shown, conductive connecting strap includes copper strips 1 and is arranged at the Alloy Plating of outer surface of copper strips 1
Layer 2.
Also alloy layer 2 can be not provided with, using copper strips 1 as conductive connecting strap.Other gold can also be selected
Genus band, as conductive connecting strap, such as silver band or aluminium strip etc., is no longer discussed in detail at this.
Further, alloy layer 2 is SAC layer, leypewter layer or gun-metal layer.When
So, it is possible to use other alloy materials, it is no longer discussed in detail at this.
In the present embodiment, photovoltaic connector is copper strips, and the outer surface of copper strips is coated with alloy layer.Wherein,
Alloy layer is the one in the alloy materials such as SAC layer, leypewter layer or gun-metal layer,
It is machined in the outer surface of copper strips by plating or hot dip.
Above photovoltaic connector provided by the present invention is described in detail.Used herein specifically
Principle and embodiment to the present invention for the individual example is set forth, and the explanation of above example is only intended to side
Assistant solves method and the core concept thereof of the present invention.It should be pointed out that, the ordinary skill for the art
For personnel, under the premise without departing from the principles of the invention, the present invention can also be carried out some improve and
Modifying, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (10)
1. the photovoltaic connector for series cells, including conductive connecting strap, it is characterised in that
Also include:
The conductive adhesive layer (3) being arranged in the one side of described conductive connecting strap；
It is arranged at described conductive adhesive layer (3) away from the protective layer (4) in the one side of described conductive connecting strap.
2. photovoltaic connector according to claim 1, it is characterised in that described protective layer (4)
For insulating protective layer.
3. photovoltaic connector according to claim 1, it is characterised in that described conductive adhesive layer (3)
Towards one side and the described conductive connecting strap of described conductive connecting strap towards the one side of described conductive adhesive layer (3)
Structure identical and alignment.
4. photovoltaic connector according to claim 3, it is characterised in that described conductive adhesive layer (3)
Quantity be one layer and be arranged in the one side of described conductive connecting strap.
5. photovoltaic connector according to claim 3, it is characterised in that described conductive adhesive layer (3)
Quantity be two-layer and be respectively arranged at described conductive connecting strap two sides on.
6. photovoltaic connector according to claim 1, it is characterised in that described conductive adhesive layer (3)
It is less than described conductive connecting strap towards the area of the one side of described conductive connecting strap towards described conductive adhesive layer
(3) area of one side, described conductive adhesive layer (3) is positioned at described conductive connecting strap to the two arrangement side
To projected area in.
7. photovoltaic connector according to claim 6, it is characterised in that described conductive adhesive layer (3)
Length identical with the length of described conductive connecting strap, the width of described conductive adhesive layer (3) is led less than described
Be electrically connected the width of tape splicing；
It is provided with multiple width arrangement along described conductive connecting strap in the one side of described conductive connecting strap
Described conductive adhesive layer (3).
8. photovoltaic connector according to claim 6, it is characterised in that described conductive adhesive layer (3)
Width identical with the width of described conductive connecting strap, the length of described conductive adhesive layer (3) is led less than described
Be electrically connected the length of tape splicing；
It is provided with multiple length direction arrangement along described conductive connecting strap in the one side of described conductive connecting strap
Described conductive adhesive layer (3).
9. photovoltaic connector according to claim 1, it is characterised in that described conductive connecting strap bag
Include copper strips (1) and be arranged at the alloy layer (2) of outer surface of described copper strips (1).
10. photovoltaic connector according to claim 9, it is characterised in that described alloy layer (2)
For SAC layer, leypewter layer or gun-metal layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510175208.1A CN106159017A (en) | 2015-04-14 | 2015-04-14 | Photovoltaic connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510175208.1A CN106159017A (en) | 2015-04-14 | 2015-04-14 | Photovoltaic connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106159017A true CN106159017A (en) | 2016-11-23 |
Family
ID=57336921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510175208.1A Pending CN106159017A (en) | 2015-04-14 | 2015-04-14 | Photovoltaic connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106159017A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109994557A (en) * | 2019-04-26 | 2019-07-09 | 天合光能股份有限公司 | A kind of photovoltaic cell component and cell piece based on dense interconnection technology |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427384A (en) * | 2006-04-26 | 2009-05-06 | 日立化成工业株式会社 | Adhesive tape and solar cell module using the same |
| CN102676040A (en) * | 2012-02-28 | 2012-09-19 | 常州天合光能有限公司 | Solar component circuit protective agent and battery piece connecting structure applying same |
| CN104064615A (en) * | 2013-03-18 | 2014-09-24 | 无锡尚德太阳能电力有限公司 | Interconnector used for solar cell and manufacturing method thereof, and solar cell interconnection method and assembly thereof |
| CN204481039U (en) * | 2015-04-14 | 2015-07-15 | 保定市易通光伏科技有限公司 | Photovoltaic connector |
-
2015
- 2015-04-14 CN CN201510175208.1A patent/CN106159017A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427384A (en) * | 2006-04-26 | 2009-05-06 | 日立化成工业株式会社 | Adhesive tape and solar cell module using the same |
| CN102676040A (en) * | 2012-02-28 | 2012-09-19 | 常州天合光能有限公司 | Solar component circuit protective agent and battery piece connecting structure applying same |
| CN104064615A (en) * | 2013-03-18 | 2014-09-24 | 无锡尚德太阳能电力有限公司 | Interconnector used for solar cell and manufacturing method thereof, and solar cell interconnection method and assembly thereof |
| CN204481039U (en) * | 2015-04-14 | 2015-07-15 | 保定市易通光伏科技有限公司 | Photovoltaic connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109994557A (en) * | 2019-04-26 | 2019-07-09 | 天合光能股份有限公司 | A kind of photovoltaic cell component and cell piece based on dense interconnection technology |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161123 |
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