CN209016072U - A kind of electrode and the solar battery using the electrode - Google Patents
A kind of electrode and the solar battery using the electrode Download PDFInfo
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- CN209016072U CN209016072U CN201821071207.8U CN201821071207U CN209016072U CN 209016072 U CN209016072 U CN 209016072U CN 201821071207 U CN201821071207 U CN 201821071207U CN 209016072 U CN209016072 U CN 209016072U
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- insulating layer
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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
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Abstract
A kind of electrode and the solar battery using the electrode.Electrode includes: conductor layer (1), the first insulating layer (2) and second insulating layer (3)；First insulating layer (2) is sticked in the one side of conductor layer (1)；Second insulating layer (3) is sticked in the another side of conductor layer (1)；Conductor layer (1) is formed by conductive line bends.First insulating layer (2) and second insulating layer (3) cover a part on the surface of conductor layer (1)；First insulating layer (2) is located at the side of the upper surface of conductor layer (1)；Second insulating layer (3) is located at the other side of the lower surface of conductor layer (1).First insulating layer (2) and second insulating layer (3) partly overlap, and the width of overlapping region is 2-9mm.The production method of electrode provided by the utility model is simple, requires loosely environmental condition, and the yield of product is higher, applied widely, can be suitably used for different types of battery.
Description
Technical field
The utility model relates to technical field of photovoltaic power generation more particularly to a kind of electrode and using the solar-electricity of the electrode
Pond.
Background technique
In solar battery, the main function of electrode is output electric current；Electrode and battery PN junction both ends form Ohmic contact,
The electrode of p type island region contact is the anode of electric current output, and the electrode of N-type region contact is the cathode of electric current output.Electrode patterns, such as electricity
Shape, width and density of pole etc. are affected for solar cell transfer efficiency.
In the prior art, the method for commonly preparing electrode is magnetron sputtering, electron beam evaporation etc., and this method cannot essence
The size of the quasi- electrode being prepared, such as: thickness, uniformity of thickness of electrode of electrode etc..In order to solve this
Technical problem has patent to propose a kind of electrode for being made and being formed of conducting wire.
During implementing the utility model, discovery needs to stick insulation in tow sides using this electrode inventor
The width of layer, the overlapping region of insulating layer has great influence to the reliability of electric current collection and battery.
Utility model content
(1) purpose of utility model
The purpose of the utility model is to provide a kind of loose to preparation environmental requirement and electrodes uniformly, the electricity of simple process
Pole and the solar battery for using the electrode.
(2) technical solution
To solve the above problems, the first aspect of the utility model provides a kind of electrode, comprising: conductor layer, first are absolutely
Edge layer and second insulating layer；First insulating layer is sticked in the one side of the conductor layer；The second insulating layer is sticked in institute
State the another side of conductor layer；The conductor layer is formed by conductive line bends；First insulating layer and the second insulating layer are covered
Cover a part on the surface of the conductor layer；First insulating layer is located at the side of the upper surface of the conductor layer；Described
Two insulating layers are located at the other side of the lower surface of the conductor layer；First insulating layer and second insulating layer partly overlap, and
The width of overlapping region is 2-9mm.
Further, the electrode, wherein the conductor layer includes multiple straight portions and multiple ends；The multiple straight portion
It is arranged in parallel；The multiple end is between two neighboring straight portion；The both ends of the end connect with two neighboring straight portion respectively
It connects.
Further, the electrode, wherein the end is arc；The radius of the radian of the arc is 1-2.5mm；Institute
The quantity for stating end is 40-60.
Further, the electrode, wherein the end is the linear vertical with the straight portion；The number of the end
Amount is 40-60；The distance between described two neighboring straight portion is 2-5mm.
Further, the electrode, wherein the conductor layer includes multiple first direction rakes and multiple second directions
Rake；The inclined direction of the multiple first direction rake and multiple second direction rakes is opposite；The multiple first
Direction rake is intervally installed with the multiple second direction rake；Adjacent first direction rake and second direction
Rake has one end connection.
Further, the electrode, wherein first insulating layer and second insulating layer include support membrane and be covered in
The first adhesive film and the second adhesive film of the support membrane upper and lower surface.
Further, the electrode, wherein the thickness of first adhesive film, support membrane and the second adhesive film three it
Than are as follows: 1:2:1.
Further, the electrode, wherein the diameter of the conducting wire is 40-120 μm.
Further, the electrode, wherein the conducting wire includes copper core and the nickel plating for being covered on the copper core outer surface
Layer.
Another aspect according to the present utility model provides a kind of solar battery, including electricity described in any of the above embodiments
Pole further includes multiple solar battery cells；The multiple solar battery cell is connected by the electrode or and is connected；It is described
The position for not covering the second insulating layer in the lower surface of electrode is covered in one in two adjacent solar battery units
Light-receiving surface；The position for not covering first insulating layer in the upper surface of the electrode is covered in two adjacent solar batteries
Another shady face in unit.
(3) beneficial effect
The above-mentioned technical proposal of the utility model has following beneficial technical effect:
1, the production method of electrode is simple, requires loosely environmental condition, the yield of product is higher, applied widely, energy
Suitable for different types of battery (thin-film solar cells of solar battery and flexible substrates including substrate of glass).
2, can assembled battery according to actual needs, the high reliablity of battery product.Electrode provided by the utility model is logical
Overheat is overlayed and is overlayed on solar battery cell, and the size of electrode and pattern can according to battery size and customize, be not necessarily to
Welding is just able to achieve the electrical connection of multiple solar battery cells, reduces the damage risk in welding process to silicon wafer.
Detailed description of the invention
Fig. 1 is the schematic perspective view according to the first embodiment of the utility model electrode；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is in Fig. 2 along the sectional view of A-A ' line；
Fig. 4 is the enlarged drawing of the first insulating layer in Fig. 3；
Fig. 5 is the schematic perspective view according to the second embodiment of the utility model electrode；
Fig. 6 is the schematic perspective view according to the third embodiment of the utility model electrode；
Fig. 7 is the schematic cross-section of conducting wire in the another embodiment according to the utility model electrode；
Fig. 8 is the structural schematic diagram according to the first embodiment of the utility model solar battery.
Appended drawing reference:
1: conductor layer；2: the first insulating layers；3: second insulating layer；4: solar battery cell；
11: copper core；12: nickel coating；13: straight portion；14: end；15: first direction rake；16: second direction inclination
Portion；
21: the first adhesive films；22: support membrane；23: the second adhesive films.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment
And referring to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want
Limit the scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid not
Necessarily obscure the concept of the utility model.
Fig. 1 is the schematic perspective view according to the first embodiment of the utility model electrode；Fig. 2 is the vertical view of Fig. 1
Figure；Fig. 3 is in Fig. 2 along the sectional view of A-A ' line.
As shown in Figs. 1-3.Electrode provided in this embodiment includes conductor layer 1, the first insulating layer 2 and second insulating layer 3.
Wherein, the first insulating layer 2 is sticked in the upper surface of the conductor layer 1, to realize to the exhausted of 1 upper surface of conductor layer
Edge effect and protective effect.Second insulating layer 3 is sticked in the lower surface of the conductor layer 1, to realize to 1 lower surface of conductor layer
Insulating effect and protective effect.Conductor layer 1 forms snakelike shape by a conductive line bends.First insulating layer 2 and second insulating layer 3 are equal
Cover a part on the surface of the conductor layer 1.First insulating layer 2 is located at the side of the upper surface of conductor layer 1, second insulating layer
3 are located at the other side of the lower surface of conductor layer 1, it should be noted that the other side refers to being and being provided with 2 phase of the first insulating layer
Pair side.First insulating layer 2 and second insulating layer 3 partly overlap, and the width of overlapping region is 2-9mm.
The manufacturing process of electrode provided in this embodiment includes: the size based on solar battery cell 4, intercepts pre- fixed length
The conducting wire of degree.The conducting wire of predetermined length is pressed by snakelike shape using spooling equipment.By lamination so that snakelike shape conducting wire and the
One insulating layer 2 bonds, and the combination after bonding passes through lamination again and second insulating layer 3 is bonding, obtains electrode.
In a specific embodiment, the equal length of the length of first insulating layer 2 and the conductor layer 1, institute
The width for stating the first insulating layer 2 is less than the width of the conductor layer 1, to realize that the first insulating layer 2 covers the conductor layer 1
A part of upper surface；The equal length of the length of the second insulating layer 3 and the conductor layer 1, the second insulating layer 3
Width is less than the width of the conductor layer 1, to realize that second insulating layer 3 covers a part of the lower surface of the conductor layer 1.
Optionally, the first insulating layer and/or the width of second insulating layer are greater than the 1/2 of 1 width of conductor layer.
As shown in Fig. 2, in the present embodiment, conductor layer includes multiple straight portions and multiple ends；The multiple straight portion is flat
Row arrangement；The multiple end is between two neighboring straight portion；The both ends of the end are connect with two neighboring straight portion respectively.
The end is arc.Optionally, the radius of the radian of the arc is 1-2.5mm.Optionally, the quantity of the end is 40-
60.
Fig. 4 is the enlarged drawing of the first insulating layer 2 in Fig. 3.
As shown in figure 4, the first insulating layer 2 and second insulating layer 3 are equal in another embodiment of the utility model electrode
Including support membrane 22 and the first adhesive film 21 and the second adhesive film 23 that are covered in 22 two sides of support membrane.Wherein, first is viscous
Conjunctiva 21 or the second adhesive film 23 are pasted onto the upper surface or lower surface of the conductor layer 1.First adhesive film 21 and the second bonding
Film 23 can use binder resin, and support membrane 22 can use PET polyethylene terephthalate, and chemical formula is
COC6H4COOCH2CH2O, English: Polyethylene terephthalate.
In a preferred embodiment, the thickness of 23 three of first adhesive film 21, support membrane 22 and the second adhesive film
The ratio between are as follows: 1:2:1.Specifically, first adhesive film 21 with a thickness of 0.05mm to 1mm.The thickness of second adhesive film 23
Degree is 0.05mm to 1mm.The support membrane 22 with a thickness of 0.1mm to 2mm.First adhesive film 21, support membrane 22 and second are viscous
Conjunctiva 23 all has a degree of translucency.This implementation further has the beneficial effect that the first adhesive film 21,22 and of support membrane
Being set with for the ratio between the thickness of second adhesive film, 23 three 1:2:1 is conducive to save material and guarantees the translucency of entire insulating layer.
Fig. 5 is the schematic perspective view according to the second embodiment of the utility model electrode.
As shown in figure 5, in the second embodiment of the utility model electrode, the conductor layer includes multiple straight portions and more
A end；The multiple straight portion is arranged in parallel；The multiple end is between two neighboring straight portion；The both ends of the end point
It is not connect with two neighboring straight portion.The end is the linear vertical with the straight portion.Optionally, the quantity of the end is
40-60；Optionally, the distance between described two neighboring straight portion is 2-5mm.
Fig. 6 is the schematic perspective view according to the third embodiment of the utility model electrode.
As shown in fig. 6, the conductor layer includes multiple first directions in the third embodiment of the utility model electrode
Rake and multiple second direction rakes.
The inclined direction of the multiple first direction rake and multiple second direction rakes is opposite；The multiple first
Direction rake is intervally installed with the multiple second direction rake；Adjacent first direction rake and second direction
Rake has one end connection.
In another embodiment of the utility model electrode, based on any of the above embodiments, the conducting wire
Diameter range is 40-120 μm.Optionally, diameter of wire is 80 μm.The present embodiment further has the beneficial effect that diameter of wire
It is small, so that the area that conducting wire more accounts for solar battery cell 4 is small, the absorptivity to light is effectively improved, battery is increased
Electric current transmission.
Fig. 7 is the schematic cross-section of conducting wire in the another embodiment according to the utility model electrode.
As shown in fig. 7, in another embodiment of the utility model electrode, based on any of the above embodiments,
The conducting wire includes copper core 11 and the nickel coating 12 for being covered on 11 outer surface of copper core.
Fig. 8 is the structural schematic diagram according to the first embodiment of the utility model solar battery.
As shown in figure 8, the utility model additionally provides a kind of solar battery, comprising: described in any of the above-described embodiment
Electrode, further include multiple solar battery cells 4.Multiple solar battery cells 4 are connected by the electrode or and are connected.
The position for not covering the second insulating layer 3 in the lower surface of the electrode is covered in two adjacent solar battery units 4
One light-receiving surface；Do not covered in the upper surface of the electrode first insulating layer 2 position be covered in two it is adjacent too
Another shady face in positive energy battery unit 4.
Further, in one embodiment, conducting wire accounts for about the 2.5% of 4 area of solar battery cell.
It should be understood that the above-mentioned specific embodiment of the utility model is used only for exemplary illustration or explains this reality
With novel principle, without constituting limitations of the present invention.Therefore, in the spirit and scope without departing from the utility model
In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition,
The appended claims for the utility model are intended to cover to fall into attached claim scope and boundary or this range and boundary
Whole change and modification in equivalent form.
Claims (10)
1. a kind of electrode characterized by comprising conductor layer (1), the first insulating layer (2) and second insulating layer (3)；
First insulating layer (2) is sticked in the one side of the conductor layer (1)；
The second insulating layer (3) is sticked in the another side of the conductor layer (1)；
The conductor layer (1) is formed by conductive line bends；
First insulating layer (2) and the second insulating layer (3) cover a part on the surface of the conductor layer (1)；Institute
State the side that the first insulating layer (2) are located at the upper surface of the conductor layer (1)；The second insulating layer (3) is located at the conductor
The other side of the lower surface of layer (1)；
First insulating layer (2) and second insulating layer (3) partly overlap, and the width of overlapping region is 2-9mm.
2. electrode according to claim 1, wherein
The conductor layer includes multiple straight portions and multiple ends；
The multiple straight portion is arranged in parallel；The multiple end is between two neighboring straight portion；
The both ends of the end are connect with two neighboring straight portion respectively.
3. electrode according to claim 2, wherein
The end is arc；
The radius of the radian of the arc is 1-2.5mm；
The quantity of the end is 40-60.
4. electrode according to claim 2, wherein
The end is the linear vertical with the straight portion；
The quantity of the end is 40-60；
The distance between described two neighboring straight portion is 2-5mm.
5. electrode according to claim 1, wherein
The conductor layer includes multiple first direction rakes and multiple second direction rakes；
The inclined direction of the multiple first direction rake and multiple second direction rakes is opposite；
The multiple first direction rake is intervally installed with the multiple second direction rake；
Adjacent first direction rake has one end to connect with second direction rake.
6. electrode according to claim 1, wherein first insulating layer (2) and second insulating layer (3) are including support
Film (22) and the first adhesive film (21) and the second adhesive film (23) for being covered in the support membrane (22) upper and lower surface.
7. electrode according to claim 6, wherein first adhesive film, support membrane (22) and the second adhesive film three
The ratio between thickness are as follows: 1:2:1.
8. electrode according to claim 1, wherein the diameter of the conducting wire is 40-120 μm.
9. electrode according to claim 1-8, wherein
The conducting wire includes copper core (11) and the nickel coating (12) for being covered on the copper core (11) outer surface.
10. a kind of solar battery characterized by comprising the described in any item electrodes of claim 1-9, further include multiple
Solar battery cell (4)；
The multiple solar battery cell (4) is connected by the electrode or and is connected；
The position for not covering the second insulating layer (3) in the lower surface of the electrode is covered in two adjacent solar battery lists
One light-receiving surface in first (4)；
The position for not covering first insulating layer (2) in the upper surface of the electrode is covered in two adjacent solar battery lists
Another shady face in first (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821071207.8U CN209016072U (en) | 2018-07-07 | 2018-07-07 | A kind of electrode and the solar battery using the electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821071207.8U CN209016072U (en) | 2018-07-07 | 2018-07-07 | A kind of electrode and the solar battery using the electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209016072U true CN209016072U (en) | 2019-06-21 |
Family
ID=66829848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821071207.8U Active CN209016072U (en) | 2018-07-07 | 2018-07-07 | A kind of electrode and the solar battery using the electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209016072U (en) |
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2018
- 2018-07-07 CN CN201821071207.8U patent/CN209016072U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191127 Address after: 101407 Beijing city Huairou District Yanqi Park Economic Development Zone No. 38 Street Patentee after: Lingfan new energy technology (Beijing) Co., Ltd Address before: 362000 42 Purple Mountain Road, Gaoxin District, Licheng District, Fujian, Quanzhou Patentee before: Mia Alfonso Lo equipment integration (Fujian) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211103 Address after: No.31 Yanqi street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Dongjun new energy Co.,Ltd. Address before: No.38, Paradise Street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee before: Lingfan new energy technology (Beijing) Co.,Ltd. |
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| TR01 | Transfer of patent right |