CN208608213U - Solar battery sheet connection welding and component - Google Patents
Solar battery sheet connection welding and component Download PDFInfo
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- CN208608213U CN208608213U CN201820904692.6U CN201820904692U CN208608213U CN 208608213 U CN208608213 U CN 208608213U CN 201820904692 U CN201820904692 U CN 201820904692U CN 208608213 U CN208608213 U CN 208608213U
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- 238000003466 welding Methods 0.000 title claims abstract description 51
- 229910052751 metal Inorganic materials 0.000 claims abstract description 76
- 239000002184 metal Substances 0.000 claims abstract description 76
- 239000011241 protective layer Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 abstract description 13
- 239000000463 material Substances 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- 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 utility model discloses a kind of solar battery sheet connection welding and components, belong to technical field of solar batteries.The solar battery sheet connection is bonded by the joint face of metal wire with solar battery sheet with welding, so that the contact area between joint face and solar battery sheet increases, improves the reliability connected between metal wire and solar battery sheet；By setting not parallel with joint face for the disconnected face of metal wire, or the area of the part parallel with joint face is less than the area of joint face in disconnected face, so that incident ray is when being irradiated on disconnected face, after the multiple reflections between glass that portions incident light can be covered by disconnected face and thereon, it is irradiated to solar battery on piece again, to improve the utilization rate of incident ray, it is connected using the joint face of adjacent segment metal wire opposite toward each other, so that the positive electrode and negative electrode of adjacent solar battery sheet are connected, realization connects multiple solar battery sheets.
Description
Technical field
The utility model relates to technical field of solar batteries, in particular to a kind of solar battery sheet connection welding and
Component.
Background technique
As conventional fossil fuel is increasingly depleted, in all sustainable energies, solar energy is undoubtedly one kind most
To clean, the most commonly used alternative energy source of range can be used.Solar battery may be implemented to convert solar energy into electrical energy, as
Power supply pushes loaded work piece.And single solar battery sheet cannot directly do power supply use, it is necessary to by several solar battery sheets
Connected by welding, and tightly encapsulate after, formed photovoltaic cell component carry out using.
In photovoltaic module, welding primarily serves the conductive effect of connection.Common welding mainly has two in industry at present
Kind, it is rectangular flat-shaped welding one is cross section, another kind is that cross section is circular string bead band.
In the process of implementing the utility model, the inventor finds that the existing technology has at least the following problems:
For flat-shaped welding, since there are biggish shading-areas for it, and its surface is plane, so that being incident on it
The light on surface is all reflected photovoltaic module, and solar energy utilization ratio is low；For string bead band, with solar battery
The contact area of piece is small, and the reliability of welding is poor, and resistance to ag(e)ing is poor, especially when temperature change is larger, easily causes de-
Even.
Utility model content
In consideration of it, the utility model provides a kind of solar battery sheet connection welding and component, both to improve incident light
The utilization rate of line also ensures that the reliability connected between welding and solar battery sheet.
On the one hand, the utility model embodiment provides a kind of solar battery sheet connection welding, the solar-electricity
Pond piece connection welding includes multistage metal wire, wherein
Every section of metal wire includes the joint face extended along its length and disconnected face, and the joint face is used for and solar energy
Cell piece fitting, and the disconnected face is parallel with the joint face in parallel or disconnected face not with the joint face
Partial area is less than the area of the joint face；
The joint face of adjacent segment metal wire it is opposite toward each other.
In a kind of possible design, the disconnected face includes one or more cambered surfaces, close to the institute of the joint face
Cambered surface is stated to be connected with the joint face.
In a kind of possible design, radian corresponding to the cambered surface is 90-180 °.
In a kind of possible design, the disconnected face includes two or more inclined-planes, described in adjacent two
Inclined-plane is connected, and the inclined-plane close to the joint face is connected with the joint face.
In a kind of possible design, the angle that two adjacent inclined-planes are formed by angle is greater than or equal to 60 °.
In a kind of possible design, the area of the joint face of every section of metal wire be greater than or equal to it is any not with it is described
The area in the parallel disconnected face of joint face.
In a kind of possible design, the length of every section of metal wire is greater than the length of the single solar battery sheet
Degree.
In a kind of possible design, the metal wire includes in copper wire, aluminum steel and alloy wire containing copper or aluminium
It is at least one.
In a kind of possible design, the solar battery sheet connection welding further include: protective layer, the protective layer
It is laid on the disconnected face.
On the other hand, the utility model embodiment provides a kind of solar battery sheet component, the solar battery sheet
Component include any of the above-described too can cell piece connection welding and multiple solar battery sheets, the single solar battery
Piece is connected with the joint face of one section of metal wire.
The beneficial effect of technical solution provided by the embodiment of the utility model includes at least:
It is bonded by the joint face of metal wire with solar battery sheet, so that connecing between joint face and solar battery sheet
Contacting surface product increases, and improves the reliability connected between metal wire and solar battery sheet；By by the disconnected face of metal wire
The area for being set as parts parallel with joint face in parallel or disconnected face not with joint face is less than the area of joint face,
So that incident ray is when being irradiated on disconnected face, portions incident light can by disconnected face and the glass covered thereon it
Between multiple reflections after, be irradiated to solar battery on piece again, to improve the utilization rate of incident ray, then utilize adjacent segment
Metal wire joint face connection toward each other on the contrary, make adjacent solar battery sheet positive electrode and negative electrode be connected, realize
Multiple solar battery sheets are connected.
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 first main view that welding is used in solar battery sheet provided by the embodiment of the utility model connection；
Fig. 2 is the left view that welding is used in the connection of solar battery sheet described in Fig. 1；
Fig. 3 is the top view that welding is used in the connection of solar battery sheet described in Fig. 1；
Fig. 4 is second of main view that welding is used in solar battery sheet provided by the embodiment of the utility model connection；
Fig. 5 is the left view that welding is used in the connection of solar battery sheet described in Fig. 4；
Fig. 6 is the top view that welding is used in the connection of solar battery sheet described in Fig. 4；
Fig. 7 is second of main view that welding is used in solar battery sheet provided by the embodiment of the utility model connection；
Fig. 8 is the left view that welding is used in the connection of solar battery sheet described in Fig. 7；
Fig. 9 is the top view that welding is used in the connection of solar battery sheet described in Fig. 7；
Figure 10 is a kind of structural schematic diagram of solar battery sheet component provided by the embodiment of the utility model；
Figure 11 is the cross section structure schematic diagram that line A-A is splitted along Figure 10.
Appended drawing reference in figure respectively indicates:
1, metal wire；
101, joint face；
102, disconnected face；
2, solar battery sheet.
Specific embodiment
To keep the technical solution of the utility model and advantage clearer, the utility model is implemented below in conjunction with attached drawing
Mode is described in further detail.
The utility model embodiment provides a kind of solar battery sheet connection welding, main view such as Fig. 1 or Fig. 4 or
Shown in Fig. 7, left view is as shown in Fig. 2 or Fig. 5 or Fig. 8, and as shown in Fig. 3 or Fig. 6 or Fig. 9, which connects top view
Connecing with welding includes multistage metal wire 1.
Wherein, every section of metal wire 1 includes the joint face 101 extended along its length and disconnected face 102, joint face 101
For being bonded with solar battery sheet 2, and disconnected face 102 not with joint face 101 in parallel or disconnected face 102 and even
The area of the parallel part of junction 101 is less than the area of joint face 101；
The joint face 101 of adjacent segment metal wire 1 toward each other on the contrary, as illustrated in figure 1 or 4.
It will be appreciated by persons skilled in the art that the length direction described herein arrived is where the length of metal wire 1
Direction.
It should be noted that being connected with each other between adjacent every section of metal wire 1.
The solar battery sheet connection of the utility model embodiment use principle of welding are as follows:
(1) it is bonded by the joint face 101 of metal wire 1 with solar battery sheet 2, so that joint face 101 and solar-electricity
Contact area between pond piece 2 increases, and improves the reliability connected between metal wire 1 and solar battery sheet 2；
(2) by setting parallel or disconnected faces 102 not with joint face 101 for the disconnected face 102 of metal wire 1
In the area of the part parallel with joint face 101 be less than the area of joint face 101 so that incident ray is being irradiated to disconnected face
When on 102, portions incident light can be by the process between disconnected face 102 and the glass (not shown in figure) covered thereon
It after multiple reflections, is irradiated on solar battery sheet 2 again, to improve the utilization rate of incident ray.
Therefore, opposite each other when the joint face 101 of adjacent segment metal wire 1 to be provided towards, so that adjacent solar energy
The positive electrode and negative electrode of cell piece 2 are connected, and realization connects multiple solar battery sheets 2, both to improve the utilization rate of incident ray,
Also ensure that the reliability connected between welding and solar battery sheet 2.
It should be noted that in photovoltaic module, being needed in solar battery sheet 2 to protect solar battery sheet 2
Top, which adds, covers glass, and the glass is the high glass of light transmittance.
Explanation is described in detail with welding to the solar battery sheet connection of the utility model embodiment below:
For joint face 101, the joint face 101 of every section of metal wire 1 is connected with solar battery sheet 2, plays connection
The effect of metal wire 1 and solar battery sheet 2.
In order to realize the joint face 101 of every section of metal wire 1 and the secured connection of solar battery sheet 2, joint face 101 can be with
It is set as plane, so that the contact area of joint face 101 and solar battery sheet 2 is maximum, to ensure joint face 101 and solar energy
The fastness that cell piece 2 connects.
Further, in order to ensure the reliability connected between metal wire 1 and solar battery sheet 2, some specific
In embodiment, in structure setting, on the one hand, the area of the joint face 101 of every section of metal wire 1 be greater than or equal to it is any not and even
The area in the parallel disconnected face 102 of junction 101.
So set, being convenient for metal wire 1 for ensuring that the contact area between metal wire 1 and solar battery sheet 2 is maximum
It is connected by welding with front (light-receiving surface) main gate line of solar battery sheet 2 or the back side (shady face) main gate line, is further mentioned
The reliability that high joint face 101 is connect with solar battery sheet 2.
It should be noted that the front of solar battery sheet 2 or the back side are provided with a plurality of thin grid line parallel to each other, and
It is provided with a plurality of main gate line parallel to each other above thin grid line, main gate line is electrically connected and orthogonal with thin grid line.When into
When row solar power generation, the electric current in solar battery sheet 2 in thin grid line can be passed after converging in its main gate line by metal wire 1
Lead output.
In order to ensure the reliability connected between metal wire 1 and solar battery sheet 2, in structure setting, on the other hand,
The length of every section of metal wire 1 is greater than the length of single solar battery sheet 2.
So set, can not only make that there is maximum contact area between metal wire 1 and solar battery sheet 2, and
And due to adjacent solar battery sheet 2 and indirect contact connectio, but pass through metal wire 1 for adjacent solar battery piece 2
Positive electrode and negative electrode be connected, metal wire 1 needs reserved part connection length between two adjacent solar battery sheets 2, such as
Shown in Fig. 7, to avoid occurring the problem of covering mutually occur since distance is too close between adjacent solar battery sheet 2.
Meanwhile for every section of metal wire 1, length is 1-3mm longer than the length of corresponding solar battery sheet 2.Often
The length of section metal wire 1 can specifically carry out selective setting according to the size of solar battery sheet 2, and value is practical new at this
It is not especially limited in type embodiment.
It is except joint face 101 from literal meaning as can be seen that disconnected face 102 for disconnected face 102
Other each faces.
By being set to portions parallel with joint face 101 in parallel or disconnected face 102 not with joint face 101
Point area be less than the area of joint face 101, will not directly all so that incident ray is when being irradiated on disconnected face 102
Photovoltaic module is reflected, but portions incident light can be multiple by passing through between disconnected face 102 and the glass covered thereon
It after reflection, is irradiated on solar battery sheet 2 again, to improve the utilization rate of incident ray.
Under the premise of based on incident ray utilization rate is improved, the example in three kinds of disconnected faces 102 is given below:
(1) the first structure in disconnected face 102
Disconnected face 102 may include one or more cambered surfaces, and the cambered surface close to joint face 101 is connected with joint face 101,
At this point, disconnected face 102 is not parallel with joint face 101.
For example, when disconnected face 102 be a cambered surface when, main view as shown in Figure 1, left view as shown in Fig. 2,
Top view is as shown in Figure 3.
So set, to be arranged in the disconnected face 102 of the metal wire 1 on 2 top of solar battery sheet not with connection
Face 101 is parallel, incident ray when being irradiated on disconnected face 102, portions incident light can by cambered surface with cover thereon
It after multiple reflections between glass, is irradiated on solar battery sheet 2 again, rather than directly all reflects photovoltaic module.
Further, in order to improve the incident ray utilization rate in disconnected face 102, radian corresponding to cambered surface can be
90-180°。
It is arranged such, on the one hand, can satisfy incident ray when being incident on disconnected face 102, portions incident light
After the multiple reflections between glass covered by cambered surface and thereon, the requirement that is irradiated on solar battery sheet 2 again；Another party
Face, it can be ensured that the contact area of joint face 101 is sufficiently large, and then guarantees the jail connected between metal wire 1 and solar battery sheet 2
Solidity.
In the utility model embodiment, in fig. 1, fig. 2 and fig. 3 shown in structure, for the non-of every section of metal wire 1
For joint face 102, disconnected face 102 is a cambered surface, and radian corresponding to cambered surface is 180 °, i.e. every section of metal wire 1
Disconnected face 101 be semicircle；For the overall structure of multistage metal wire 1, as shown in Fig. 2, welding structure is two
The semicircle opposite symmetrical structure formed.
It should be noted that radian corresponding to each cambered surface can phase when disconnected face 102 includes multiple cambered surfaces
With can also be different, it is not especially limited in the utility model embodiment.
(2) second of structure in disconnected face 102
Disconnected face 102 may include two or more inclined-planes, and two adjacent inclined-planes are connected, close to joint face
101 inclined-plane is connected with joint face 101, at this point, disconnected face 102 is not parallel with joint face 101.
For example, when disconnected face 102 be two inclined-planes when, main view as shown in figure 4, left view as shown in figure 5,
Top view is as shown in Figure 6.
So set, to be arranged in the disconnected face 102 of the metal wire 1 on 2 top of solar battery sheet not with connection
Face 101 is parallel, incident ray when being irradiated on disconnected face 102, portions incident light can by inclined-plane with thereon cover
It after multiple reflections between glass, is irradiated on solar battery sheet 2 again, rather than directly all reflects photovoltaic module.
Further, in order to improve the incident ray utilization rate in disconnected face 102, two adjacent inclined-planes are formed by folder
The angle at angle is greater than or equal to 60 °.
So set, not only can satisfy incident ray when being incident on disconnected face 102, portions incident light passes through
After multiple reflections between inclined-plane and the glass covered thereon, it is irradiated on solar battery sheet 2 and requires again, and can correspond to
The area for meeting the joint face 101 of every section of metal wire 1 is more than or equal to the area in disconnected face 102 not parallel with joint face 101,
It may insure that the contact area of joint face 101 is sufficiently large, and then guarantee the jail connected between metal wire 1 and solar battery sheet 2
Solidity.
In the utility model embodiment, in the structure shown in Fig. 4, Fig. 5 and Fig. 6, for the non-of every section of metal wire 1
For joint face 102, disconnected face 102 is two connected inclined-planes, and it is 60 ° that two inclined-planes, which are formed by the angle of angle,
That is, the shape that joint face 101 and disconnected face 102 collectively form the cross section of metal wire 1 is equilateral triangle；For
For the overall structure of multistage metal wire 1, as shown in figure 5, welding structure is the opposite symmetry formed of two equilateral triangles
Structure.
It will be appreciated by persons skilled in the art that disconnected face 102 can also be made of more than two multiple inclined-planes,
And it cannot be made of an inclined-plane.
(3) the third structure in disconnected face 102
The figure of the cross section for the metal wire 1 that disconnected face 102 is collectively formed with joint face 101 is trapezoidal, main view
As shown in fig. 7, left view is as shown in figure 8, top view is as shown in Figure 9.
Although in disconnected face 102 including the part parallel with joint face 101, the portion parallel with joint face 101
The area divided is less than the area of joint face 101, so that incident ray is not all of reflection when being irradiated on disconnected face 102
Photovoltaic module out, but some light is irradiated to part not parallel with joint face 101, by the part and the glass that covers thereon
Between multiple reflections after, be irradiated on solar battery sheet 2 again, improve the utilization rate of incident ray.
In the utility model embodiment, in the structure shown in Fig. 7, Fig. 8 and Fig. 9, for the non-of every section of metal wire 1
For joint face 102, the shape of the cross section for the metal wire 1 that disconnected face 102 is collectively formed with joint face 101 is trapezoidal；It is right
For the overall structure of multistage metal wire 1, as shown in figure 8, welding structure is two trapezoidal opposite symmetrical structures formed.
When due to disconnected face 102 is designed as semicircle cambered surface or formed angle is 60 ° two adjacent bevel surfaces, processing
Simple process, requirement on machining accuracy is low, and production cost is low, easy to promote and utilize, therefore, in actual production and processing production,
Disconnected face 102 is mostly the first structure or second of structure.
For the material of metal wire 1, metal wire 1 can be in copper wire, aluminum steel and alloy wire containing copper or aluminium
At least one, with ensure metal wire 1 have excellent electric conductivity.
Since copper material acquiring way is convenient and cheap, in the utility model embodiment, the material of metal wire 1
Preferably copper.
On this basis, in order to protect metal wire 1, metal wire 1 is prevented to be oxidized in use, the solar battery
Piece connection welding further include: protective layer, protective layer are laid on disconnected face 102.
By the way that protective layer is arranged, plays the role of protecting metal wire 1, metal wire 1 is prevented to be oxidized.
Material selection for protective layer, as long as the metal material more active than metal wire 1 all can be make protective layer
Material.
For example, protective layer can be tin coating.
The utility model embodiment additionally provides a kind of solar battery sheet component, and solar battery sheet component includes above-mentioned
Solar battery sheet connection welding and multiple solar battery sheets 2, the company of single solar battery sheet 2 and one section of metal wire 1
Junction 101 is connected.
By taking connection figure when using semicircle welding as an example, structural schematic diagram is as shown in Figure 10, along the section of line A-A
Structural schematic diagram is as shown in figure 11.
In actual use, each solar battery sheet connection can connect 10-12 solar battery sheet 2 with welding.
Since the joint face 101 of metal wire 1 is bonded with solar battery sheet 2, so that joint face 101 and solar battery sheet
Contact area between 2 increases, and improves the reliability connected between metal wire 1 and solar battery sheet 2, avoids metal wire 1
De- even phenomenon occurs between solar battery sheet 2；Since the disconnected face 102 of metal wire 1 is not parallel with joint face 101,
Or the area of the part parallel with joint face 101 is less than the area of joint face 101 in disconnected face 102, so that incident ray exists
When being irradiated on disconnected face 102, portions incident light can pass through multiple between disconnected face 102 and the glass covered thereon
It after reflection, is irradiated on solar battery sheet 2 again, without directly all being reflected photovoltaic module, to improve incident light
The utilization rate of line.
The above is merely for convenience of it will be understood by those skilled in the art that the technical solution of the utility model, not to
Limit the utility model.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of solar battery sheet connection welding, which is characterized in that solar battery sheet connection welding includes more
Section metal wire (1), wherein
Every section of metal wire (1) includes the joint face (101) extended along its length and disconnected face (102), the joint face
(101) for being bonded with solar battery sheet (2), and the disconnected face (102) is not parallel with the joint face (101),
Or the area of the part parallel with the joint face (101) is less than the area of the joint face (101) in disconnected face (102)；
The joint face (101) of adjacent segment metal wire (1) it is opposite toward each other.
2. solar battery sheet connection welding according to claim 1, which is characterized in that the disconnected face (102)
Including one or more cambered surfaces, the cambered surface close to the joint face (101) is connected with the joint face (101).
3. solar battery sheet connection welding according to claim 2, which is characterized in that arc corresponding to the cambered surface
Spending angle is 90-180 °.
4. solar battery sheet connection welding according to claim 1, which is characterized in that the disconnected face (102)
Including two or more inclined-planes, two adjacent inclined-planes be connected, close to the joint face (101) the inclined-plane with
The joint face (101) is connected.
5. solar battery sheet connection welding according to claim 4, which is characterized in that two adjacent inclined-planes
The angle for being formed by angle is greater than or equal to 60 °.
6. solar battery sheet connection welding according to claim 1, which is characterized in that every section of metal wire (1)
The area of joint face (101) be greater than or equal to any disconnected face (102) not parallel with the joint face (101)
Area.
7. solar battery sheet connection welding according to claim 1, which is characterized in that every section of metal wire (1)
Length be greater than the length of the single solar battery sheet (2).
8. solar battery sheet according to claim 1 connection welding, which is characterized in that the metal wire (1) includes
At least one of copper wire, aluminum steel and alloy wire containing copper or aluminium.
9. solar battery sheet connection welding according to claim 1, which is characterized in that the solar battery sheet connects
It connects with welding further include: protective layer, the protective layer are laid on the disconnected face (102).
10. a kind of solar battery sheet component, which is characterized in that the solar battery sheet component includes that claim 1-9 appoints
Described in one too can cell piece connection welding and multiple solar battery sheets (2), the single solar battery sheet (2) with
The joint face (101) of one section of metal wire (1) is connected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820904692.6U CN208608213U (en) | 2018-06-12 | 2018-06-12 | Solar battery sheet connection welding and component |
| PCT/CN2018/107307 WO2019237556A1 (en) | 2018-06-12 | 2018-09-25 | Solder strip and assembly for connecting solar cell sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820904692.6U CN208608213U (en) | 2018-06-12 | 2018-06-12 | Solar battery sheet connection welding and component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608213U true CN208608213U (en) | 2019-03-15 |
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ID=65662269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820904692.6U Active CN208608213U (en) | 2018-06-12 | 2018-06-12 | Solar battery sheet connection welding and component |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208608213U (en) |
| WO (1) | WO2019237556A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314635A (en) * | 2021-05-28 | 2021-08-27 | 常州时创能源股份有限公司 | Preparation method of metal wire for connecting solar cell |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204289484U (en) * | 2014-12-23 | 2015-04-22 | 上海华友金裕微电子有限公司 | A kind of micro-optically focused synergy photovoltaic welding belt |
| CN104867988B (en) * | 2015-04-15 | 2017-04-26 | 江苏东昇光伏科技有限公司 | Welding band, preparation process thereof and solar battery assembly |
| CN205985032U (en) * | 2016-08-12 | 2017-02-22 | 江苏亿欣新材料科技股份有限公司 | Weld area with uneven surface |
| CN206541837U (en) * | 2017-01-22 | 2017-10-03 | 苏州腾晖光伏技术有限公司 | A kind of photovoltaic module of reflective solder strip and low-temperature welding technique |
-
2018
- 2018-06-12 CN CN201820904692.6U patent/CN208608213U/en active Active
- 2018-09-25 WO PCT/CN2018/107307 patent/WO2019237556A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314635A (en) * | 2021-05-28 | 2021-08-27 | 常州时创能源股份有限公司 | Preparation method of metal wire for connecting solar cell |
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| WO2019237556A1 (en) | 2019-12-19 |
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