CN208674150U - Solar battery interconnection architecture and photovoltaic module - Google Patents
Solar battery interconnection architecture and photovoltaic module Download PDFInfo
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- CN208674150U CN208674150U CN201821606059.5U CN201821606059U CN208674150U CN 208674150 U CN208674150 U CN 208674150U CN 201821606059 U CN201821606059 U CN 201821606059U CN 208674150 U CN208674150 U CN 208674150U
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- Prior art keywords
- cell piece
- solar battery
- interconnection architecture
- connector
- electrically connected
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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
- Y02E10/52—PV systems with concentrators
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Abstract
The utility model discloses a kind of solar battery interconnection architecture and photovoltaic modulies, wherein solar battery interconnection architecture includes cell piece and the connector for connecting the adjacent cell piece, and the connector includes the insulating layer for being electrically connected part and the cladding electric connection part at least partly outside for being electrically connected one of cell piece front and a remaining cell piece back side.Cell piece can be battery strings or other battery units being made of cell piece.A kind of solar battery interconnection architecture of the utility model, its is reasonable in design, by the way that connector is added between adjacent cell piece, change the connection type of conventional batteries piece, the spacing between adjacent cell piece can not only be reduced, the utilization rate of incident light is increased, promotes the generated output of photovoltaic module, and simple process and low cost.
Description
Technical field
The utility model belongs to photovoltaic module manufacturing technology field, and in particular to a kind of solar battery interconnection architecture and
Photovoltaic module including the solar battery interconnection architecture.
Background technique
The continuous consumption of the energy leads to rising steadily for energy prices, and the development and utilization of new energy become current energy field
The major subjects of research.Since solar energy has many advantages, such as pollution-free, to limit without region, is inexhaustible, the sun is studied
Can generate electricity becomes one of the popular direction to tap a new source of energy.It is that people use the sun using solar cell power generation at this stage
A kind of major way of energy.And as photovoltaic technology constantly develops, as the semiconductor devices converted solar energy into electrical energy
Photovoltaic module product obtained quick exploitation, application field is also increasingly wider.
Solar power generation is that volta effect occurs using the light of interface and luminous energy is directly translated into the one of electric energy
Kind technology.Core cell of the photovoltaic module as solar power generation, generally by cover-plate glass, packaging adhesive film, cell piece, packaging plastic
Film, back plate encapsulate.There are two the factor of influence photovoltaic module generating efficiency is main: the transformation efficiency and incident light of cell piece
Intensity.Due to the progress of technology, the transformation efficiency of cell piece has had reached higher level, it is difficult to be promoted, people start
The loss of reduction incident light is concerned with how to promote the generating efficiency of photovoltaic module.
The reason of loss of incident light includes: 1) reflection of the component face glass to incident light；2) cell piece welding is to entering
Penetrate the reflection of light；3) the absorption reflection of encapsulating material；4) light leakage etc. between cell piece, wherein the light leakage between cell piece occupies very big
A part.
For the leakage problem between cell piece, generally there are two types of the modes of improvement at present: 1) cell piece between increase reflective membrane,
This mode utilization rate is low and production process in reflective membrane be easy displacement, cause to produce bad；2) imbrication component, i.e., adjacent electricity
The electrode of pond piece is directly interconnected by conducting resinl, and spacing is eliminated, but this mode needs to redesign cell piece electrode lay-out,
And it is more demanding to packaging technology, cost increases.
Summary of the invention
In view of this, in order to achieve the above object, the utility model provides a kind of solar battery interconnection architecture, energy
The spacing between adjacent cell piece is reduced, and increases the utilization rate of incident light, promotes the generated output of photovoltaic module.
In order to achieve the above object, the following technical solution is employed for the utility model:
A kind of solar battery interconnection architecture, the connector including cell piece and for connecting the adjacent cell piece,
The connector includes the electric connection part for being electrically connected one of cell piece front and a remaining cell piece back side
And the cladding insulating layer for being electrically connected part at least partly outside.Cell piece can be battery strings or others by cell piece
The battery unit of composition.The part of the electric connection of cell piece and electric connection part is not provided with insulating layer, and insulating layer is at least arranged
In the part that electric connection part is in contact with cell piece side to play insulating effect.Electrically connected by being arranged between cell piece
The connector of fitting and insulating layer composition, reduces the spacing between adjacent cell piece, and increase the utilization rate of incident light, promotes light
Lie prostrate the generated output of component.
Preferably, it is described be electrically connected part include with one of cell piece front be electrically connected first connecting portion, with
The second connecting portion and be electrically connected the first connecting portion and second connecting portion that a remaining cell piece back side is electrically connected
Vertical portion, the vertical portion is located between the side of the adjacent cell piece, be enclosed on the outside of the vertical portion it is described absolutely
Edge layer.Being electrically connected part is in Z-shaped, is sequentially communicated the front and back of adjacent cell piece.It is electrically connected part and uses easy conductive
Metal material such as copper etc. be prepared.
It is further preferred that between the first connecting portion and the cell piece and/or the second connecting portion and the electricity
Conducting resinl is provided between the piece of pond.By the way that conductive glue connection cell piece is arranged and is electrically connected part, one side buffer battery piece with
The stress connection being electrically connected between part, prevents the damage as caused by rigid connection, on the other hand enhances cell piece and electricity
It is electrically connected between property connector, enhances conductive effect.
It is further preferred that offering the groove for accommodating the cell piece side on the connector.
It is further preferred that the electric connection part is in Z-shaped, the connector is in I-shaped.I.e. I-shaped connection
Be enclosed with the electric connection part of Z-shaped in part, the electric connection part of the upper surface on the inside of one of groove it is exposed with battery
The upper surface of piece is electrically connected, and the electric connection part of the lower surface on the inside of a remaining groove is exposed, with adjacent cell piece
Lower surface be electrically connected.
Preferably, the upper and lower surfaces of the connector are provided with reflective layer.It can will be entered by the way that reflective layer is arranged
It penetrates light further to reflect, and cell piece is reflected to by foreboard and is received, and then increases the utilization rate of sunlight.
It is further preferred that the reflective layer is reflective structure and/or is covered with reflectorized material, reflectorized material is retroreflective sheeting
Or reflecting coating or the reflective membrane plated.
It is further preferred that the reflective structure is zigzag, pyramid shape, triangle strip, the arc being continuously arranged
Or V-arrangement.
The utility model additionally provides a kind of photovoltaic module, from top to bottom successively include foreboard, preceding encapsulated layer, battery layers,
Post package layer and back plate, the battery layers include solar battery interconnection architecture as described above.
Preferably, the solar battery interconnection architecture correspond to the cell piece gap laterally setting or it is longitudinally disposed or
It is horizontal and vertical to be staggered, i.e., by the lateral clearance of the cell piece of battery layers in photovoltaic module and/or axial clearance it
Between solar battery interconnection architecture as described above is set, reduce the spacing between adjacent cell piece, reduce the waste of incident light,
The utilization rate for increasing incident light, promotes the generated output of photovoltaic module.
Compared with prior art, the utility model has the beneficial effect that a kind of solar battery of the utility model is mutual
It is coupled structure, it is reasonable in design, by the way that connector is added between adjacent cell piece, change the connection side of conventional batteries piece
Formula can not only reduce the spacing between adjacent cell piece, increase the utilization rate of incident light, promote the power generation function of photovoltaic module
Rate, and simple process and low cost.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the schematic diagram of solar battery interconnection architecture in the preferred embodiment in the utility model；
Fig. 2 is the schematic diagram of photovoltaic module in the preferred embodiment in the utility model；
Wherein: photovoltaic module -1, foreboard -11, preceding encapsulated layer -12, cell piece -13, post package layer -14, back plate -15, even
Fitting -2, first connecting portion -31, vertical portion -32, second connecting portion -33, insulating layer -4, conducting resinl -5, groove -6, reflective layer -
7。
Specific embodiment
It is practical below in conjunction with this in order to make those skilled in the art more fully understand the technical solution of the utility model
Attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that institute
The embodiment of description is only the embodiment of the utility model a part, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
The range of the utility model protection all should belong in example.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The data used are interchangeable under appropriate circumstances, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.In addition, term " includes " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, device, product or equipment
Those of be not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes,
The intrinsic other step or units of method, product or equipment.
Referring to Fig.1-2, a kind of photovoltaic module 1 of the present embodiment, from top to bottom successively include foreboard 11, preceding encapsulated layer 12,
Battery layers, post package layer 14 and back plate 15, wherein battery layers include following solar battery interconnection architecture, and solar battery
Interconnection architecture correspond to cell piece 13 gap laterally setting it is longitudinally disposed or it is horizontal and vertical be staggered, i.e., by photovoltaic
Following solar battery is arranged between the lateral clearance and/or axial clearance of the cell piece 13 of battery layers in component to be mutually coupled
Structure reduces the spacing between adjacent cell piece 13, reduces the waste of incident light, increases the utilization rate of incident light, promotes photovoltaic group
The generated output of part.
Specifically, a kind of solar battery interconnection architecture, including cell piece 13 and for connecting adjacent cell piece 13
Connector 2, connector 2 include the electricity for being electrically connected one of cell piece 13 front and remaining 13 back side of cell piece
Property connector and cladding be electrically connected part at least partly outside insulating layer 4.Wherein, being electrically connected part includes and one of them
The second connecting portion that the first connecting portion 31 and remaining 13 back side of cell piece that 13 front of cell piece is electrically connected are electrically connected
33 and be electrically connected first connecting portion 31 and second connecting portion 33 vertical portion 32, vertical portion 32 is located at adjacent cell piece 13
Between side, the outside of vertical portion 32 is enclosed with insulating layer 4.Being electrically connected part is in Z-shaped, is sequentially communicated adjacent cell piece 13
Front and back.Part is electrically connected to be prepared using the metal material such as copper etc. of easy conductive.
In other some embodiments, cell piece 13 can be battery strings or other batteries being made of cell piece 13
Unit.The part of the electric connection of cell piece 13 and electric connection part is not provided with insulating layer 4, and insulating layer 4 is arranged at electrical property
The part that connector is in contact with 13 side of cell piece is to play insulating effect.It is electrically connected by being arranged between cell piece 13
The connector 2 that part and insulating layer 4 form, reduces the spacing between adjacent cell piece 13, and increase the utilization rate of incident light, is promoted
The generated output of photovoltaic module.
In the present embodiment between first connecting portion 31 and cell piece 13 and/or between second connecting portion 33 and cell piece 13
It is provided with conducting resinl 5.Cell piece 13 is connected by setting conducting resinl 5 and is electrically connected part, one side buffer battery piece 13 and electricity
Property connector between stress connection, prevent as rigid connection caused by damage, on the other hand enhance cell piece 13 and electricity
It is electrically connected between property connector, enhances conductive effect.
As shown in Figure 1, the groove 6 for accommodating 13 side of cell piece is offered in the present embodiment on connector.Electrically connect
Fitting is in Z-shaped, and connector 2 is enclosed with the electric connection part of Z-shaped, wherein one in I-shaped in that is, I-shaped connector 2
The electric connection part of the upper surface of a 6 inside of groove is exposed to be electrically connected with the upper surface of cell piece 13, a remaining groove 6
The electric connection part of the lower surface of inside is exposed, to be electrically connected with the lower surface of adjacent cell piece 13.
As shown in Figure 1, the upper and lower surfaces in the present embodiment also in connector 2 are provided with reflective layer 7.Pass through setting
Reflective layer 7 can further reflect incident light, and be reflected to the reception of cell piece 13 by foreboard 11, and then increase sunlight
Utilization rate.Specifically, reflective layer 7 is reflective structure and/or is covered with reflectorized material, reflectorized material is retroreflective sheeting or reflective painting
The reflective membrane expected or plated, reflective structure are zigzag, pyramid shape, triangle strip, the arc or V-arrangement being continuously arranged.This
Reflective layer 7 in embodiment is the reflective structure of pyramid shape.
A kind of solar battery interconnection architecture of the utility model, it is reasonable in design, by adjacent cell piece it
Between connector is added, change the connection type of conventional batteries piece, the spacing between adjacent cell piece can not only be reduced, increase
The utilization rate of incident light promotes the generated output of photovoltaic module, and simple process and low cost.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention,
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of solar battery interconnection architecture, the connector including cell piece and for connecting the adjacent cell piece,
It is characterized in that, the connector includes the electricity for being electrically connected one of cell piece front and a remaining cell piece back side
Property connector and cladding it is described be electrically connected part at least partly outside insulating layer.
2. a kind of solar battery interconnection architecture according to claim 1, which is characterized in that the electric connection part includes
The first connecting portion being electrically connected with one of cell piece front, the second company being electrically connected with a remaining cell piece back side
Socket part and the vertical portion for being electrically connected the first connecting portion and second connecting portion, the vertical portion is located at the adjacent battery
Between the side of piece, the insulating layer is enclosed on the outside of the vertical portion.
3. a kind of solar battery interconnection architecture according to claim 2, which is characterized in that the first connecting portion and institute
It states between cell piece and/or is provided with conducting resinl between the second connecting portion and the cell piece.
4. a kind of solar battery interconnection architecture according to claim 2, which is characterized in that offered on the connector
For accommodating the groove of the cell piece side.
5. a kind of solar battery interconnection architecture according to claim 4, which is characterized in that the electric connection part is in Z
Font, the connector is in I-shaped.
6. a kind of solar battery interconnection architecture according to claim 1, which is characterized in that the upper surface of the connector
Lower surface is provided with reflective layer.
7. a kind of solar battery interconnection architecture according to claim 6, which is characterized in that the reflective layer is reflective knot
Structure and/or it is covered with reflectorized material.
8. a kind of solar battery interconnection architecture according to claim 7, which is characterized in that the reflective structure is sawtooth
Shape, pyramid shape, triangle strip, the arc or V-arrangement being continuously arranged.
9. a kind of photovoltaic module from top to bottom successively includes foreboard, preceding encapsulated layer, battery layers, post package layer and back plate, feature
It is, the battery layers include the solar battery interconnection architecture as described in claim 1-8 any one.
10. a kind of photovoltaic module according to claim 9, which is characterized in that the solar battery interconnection architecture is corresponding
Laterally setting is longitudinally disposed or horizontal and vertical is staggered for the gap of the cell piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821606059.5U CN208674150U (en) | 2018-09-29 | 2018-09-29 | Solar battery interconnection architecture and photovoltaic module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821606059.5U CN208674150U (en) | 2018-09-29 | 2018-09-29 | Solar battery interconnection architecture and photovoltaic module |
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| Publication Number | Publication Date |
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| CN208674150U true CN208674150U (en) | 2019-03-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020177530A1 (en) * | 2019-03-07 | 2020-09-10 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic assembly and manufacturing method thereof |
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2018
- 2018-09-29 CN CN201821606059.5U patent/CN208674150U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020177530A1 (en) * | 2019-03-07 | 2020-09-10 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic assembly and manufacturing method thereof |
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