CN206322713U - One kind segmentation welding and its manufacturing equipment - Google Patents
One kind segmentation welding and its manufacturing equipment Download PDFInfo
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- CN206322713U CN206322713U CN201621407817.1U CN201621407817U CN206322713U CN 206322713 U CN206322713 U CN 206322713U CN 201621407817 U CN201621407817 U CN 201621407817U CN 206322713 U CN206322713 U CN 206322713U
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- welding
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model provides a kind of segmentation welding and its manufacturing equipment, strong, weak wind pattern is carried out by variable-frequency air knife device and alternately blows tin processing, obtain the segmentation welding that thin layer of tin is interspersed with thick tin layers in the apparent surface of Copper base material two, welding thickness tin layers and welding of battery film, ensure welding effect, thin layer of tin is thinning, reduce stress of the welding to cell piece caused by ambient temperature changes, the difference in height of adjacent two pieces of cell pieces reduces after welding, battery component is after laminating machine is encapsulated, the pressure of cell piece diminishes, and cell piece is hidden splits and risk of breakage for reduction；Tin layers are thinning, save solder, reduce welding cost；If in the case where welding gross thickness is constant, tin layers are thinning, can accordingly increase the thickness of Copper base material, can so increase the sectional area of welding Copper base material, resistance is lower, and power is higher.
Description
Technical field
The utility model is related to a kind of photovoltaic welding belt, particularly a kind of segmentation welding and its manufacturing equipment.
Background technology
Photovoltaic welding belt point convergent belt and interconnection belt, applied to the connection between photovoltaic module cell piece, play conductive poly- electricity
Important function.The two ends of interconnection belt are respectively welded at the upper and lower surface of adjacent two pieces of cell pieces, by cell piece series welding,
Battery strings are formed, the electric current of solar cell is transported to convergent belt by interconnection belt, and convergent belt is arranged in cell panel two ends, and with connecing
Line box is connected.
There is certain altitude poor after 0.15-0.30mm, with welding of battery film because interconnection tape thickness is general, be packaged into photovoltaic
After component, because being influenceed for a long time by natural causes such as illumination, the temperature difference in outdoor, ambient temperature change easily causes welding to battery
The stress of piece becomes big, ultimately results in hidden split of cell piece and even crushes, reduces the power of whole photovoltaic module.Also to ensure that weldering
Copper base material surface oxidation is connect firmly and prevents, the outer surface of interconnection belt two is equipped with coating, and the consumption of coating solder is consumed than larger.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the purpose of this utility model there is provided one kind to reduce cell piece hidden
Split or the higher segmentation welding of risk of breakage, saving cost, power and its manufacturing equipment.
To reach above-mentioned purpose, the utility model, which solves the technical scheme that its technical problem used, is：
One kind segmentation welding, including Copper base material, tinning layer, the Copper base material surface is spaced apart the thin layer of tin of different-thickness
With thick tin layers, the thin layer of tin and thick tin layers are interspersed in the apparent surface of Copper base material two.
The utility model is compared to prior art, welding thickness tin layers and welding of battery film, it is ensured that welding effect, thin layer of tin becomes
Thin, welding is to the stress of cell piece caused by ambient temperature changes for reduction, the height subtractive of adjacent two pieces of cell pieces after welding
Small, battery component is after laminating machine is encapsulated, and the pressure of cell piece diminishes, and cell piece is hidden splits and risk of breakage for reduction；Tin layers become
It is thin, solder is saved, welding cost is reduced；If in the case where welding gross thickness is constant, tin layers are thinning, can accordingly increase copper-based
The thickness of material, can so increase the sectional area of welding Copper base material, and resistance is lower, and power is higher.
Further, thin layer of tin thickness is 1-15 microns, and thick tin thickness is 15-30 microns.
Using above-mentioned preferred scheme, thick tin thickness is 15-30 microns, it is ensured that firm welding, and thin layer of tin thickness is 1-
15 microns, effective protection is played to Copper base material, anti-oxidation saves solder.
Further, thick tin layers portion or thin layer of tin portion are provided with the marking.
Using above-mentioned preferred scheme, the marking is used in manufacturing process to thick tin layers and the precise control of thin layer of tin position,
It is also used for more readily identifying the position of thick tin layers and thin layer of tin during welding of battery film.
A kind of manufacturing equipment for being segmented welding, including rolling equipment, annealing device, painting tin equipment, air knife device, circular rolling
Wheel and winding device are sequentially arranged, and the air knife device includes inert gas source, flow control valve, gas tip transtracheal sequentially
Connection, welding two is respectively provided with a gas tip with respect to face side, and the air knife device also includes being used to switch strong, weak wind pattern
Converter plant, the converter plant includes frequency converter and control device, and the frequency converter is connected with the flow control valve, institute
State control device and send frequency and air volume signal, after being handled through frequency converter, send the instruction of control flow control valve action.
The manufacturing equipment of the utility model segmentation welding sends frequency and air quantity compared to prior art by control device
Signal, after being handled through frequency converter, sends the instruction of control flow control valve action, realizes that butt welding belt surface carries out strong, weak wind mould
Formula alternately blows tin processing, obtains thin layer of tin and is alternately segmented welding, welding thickness tin layers and welding of battery film with thick tin layers, it is ensured that
Welding effect, thin layer of tin is thinning, reduces stress of the welding caused by ambient temperature changes to cell piece, adjacent two pieces after welding
The difference in height of cell piece reduces, and battery component is after laminating machine is encapsulated, and the pressure of cell piece diminishes, reduction cell piece is hidden split and
Risk of breakage；Tin layers are thinning, save solder, reduce welding cost；If in the case where welding gross thickness is constant, tin layers are thinning,
The thickness of Copper base material can accordingly be increased, can so increase the sectional area of welding Copper base material, resistance is lower, and power is higher.
Further, described two gas tips are located at the same position of the apparent surface of welding two, and each gas tip is each
By a flow control valve and a Frequency Converter Control.
Using above-mentioned preferred scheme, two gas tips carry out blowing Xi Chu located at the same position of the apparent surface of welding two
Reason, the attachment state of tin layers is identical, and obtained both sides tin layers are in stable condition.
Further, described two gas tips are located at the diverse location of the apparent surface of welding two, by same flow control
Valve processed and a Frequency Converter Control.
Using above-mentioned preferred scheme, two gas tips save cost by same flow control valve and Frequency Converter Control,
Two surface air blowing air-flows switch simultaneously, are easy to obtain the consistent tin layers of both sides state performance.
Further, the high wind pattern air quantity is 4-8MPa, and weak wind pattern air quantity is 1-4MPa.
Using above-mentioned preferred scheme, high wind pattern air quantity is that 4-8MPa is used to enclose 1-15 microns on Copper base material surface
Thin layer of tin, effective protection is played to Copper base material, and anti-oxidation saves solder；Weak wind pattern air quantity is that 1-4MPa is used in copper
Substrate surface encloses 15-30 microns of thick tin layers, it is ensured that firm welding.
Further, the round roller is provided with protuberance, for forming periodicity concave point on the welding after applying tin.
Using above-mentioned preferred scheme, the marking is used in manufacturing process to thick tin layers and the precise control of thin layer of tin position,
It is also used for more readily identifying the position of thick tin layers and thin layer of tin during welding of battery film.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for being segmented welding.
Fig. 2 is to be segmented the structural representation that welding is connected with cell piece.
Fig. 3 is the structural representation of Fig. 2 top views.
Fig. 4 is a kind of structural representation for being segmented air knife device in welding manufacturing equipment.
Fig. 5 is the structural representation of air knife device in another segmentation welding manufacturing equipment.
Numeral and the title of the corresponding component represented by letter in figure：
1- Copper base materials；2- thin layer of tin；3- thickness tin layers；4- is segmented welding；5- cell pieces；6- applies tin equipment；7- inert gases
Source；8- flow control valves；9- gas tips；10- frequency converters；11- control devices；12- round rollers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
In order to reach the purpose of this utility model, as Figure 1-3, it is in a kind of embodiment of the present utility model：One
Segmentation welding, including Copper base material 1, tinning layer are planted, the surface of Copper base material 1 is spaced apart the thin layer of tin 2 and thick tin of different-thickness
Layer 3, thin layer of tin 2 and thick tin layers 3 are interspersed in 1 liang of apparent surface of Copper base material.
It is using the beneficial effect of above-mentioned technical proposal：Welding thickness tin layers 3 are welded with cell piece 5, it is ensured that welding effect, thin
The tin layers of tin layers 2 are thinning, and welding is to the stress of cell piece 5 caused by ambient temperature changes for reduction, adjacent two pieces of batteries after welding
The difference in height of piece reduces, and battery component is after laminating machine is encapsulated, and the pressure of cell piece diminishes, and cell piece is hidden splits and crush for reduction
Risk；Tin layers are thinning, save solder, reduce welding cost；If in the case where welding gross thickness is constant, tin layers are thinning, can be with
The thickness of corresponding increase Copper base material 1, increases the sectional area of welding Copper base material, resistance is lower, and power is higher.
In other embodiments of the present utility model, in order to reach the purpose at utmost saving solder, thin layer of tin 2
Thickness is 1-15 microns, and the thick thickness of tin layers 3 is 15-30 microns.
It is using the beneficial effect of above-mentioned technical proposal：The thick thickness of tin layers 3 is 15-30 microns, it is ensured that segmentation welding 4 and electricity
5 firm weldings of pond piece, the thickness of thin layer of tin 2 is 1-15 microns, effective protection is played to Copper base material, anti-oxidation saves weldering
Material.
It is thick in order to be able to the purpose of convenient identification thin layer of tin and thick tin layers in other embodiments of the present utility model
Tin layers 3 or thin layer of tin 2 are provided with the marking.It is using the beneficial effect of above-mentioned technical proposal：The marking is easy to right in manufacturing process
The precise control of thick tin layers 3 and thin layer of tin 2 position, is also convenient for recognizing thick tin layers 3 and thin layer of tin 2 in the welding process of cell piece 5
Position.
As illustrated in figures 4-5, a kind of manufacturing equipment for being segmented welding, including rolling equipment, annealing device, painting tin equipment 6, wind
Knife equipment, round roller 12 and winding device are sequentially arranged, the air knife device include inert gas source 7, flow control valve 8,
The transtracheal of gas tip 9 is sequentially connected with, and welding two is respectively provided with a gas tip 9 with respect to face side, and the air knife device is also wrapped
The converter plant for switching strong, weak wind pattern is included, the converter plant includes frequency converter 10 and control device 11, frequency converter 10
It is connected with flow control valve 8, the control device 11 sends frequency and air volume signal, after being handled through frequency converter 10, sends control
The instruction that flow control valve 8 is acted.
It is using the beneficial effect of above-mentioned technical proposal：Frequency and air volume signal are sent by control device 11, through frequency conversion
After the processing of device 10, the instruction that control flow control valve 8 is acted is sent, realizes that butt welding belt surface carries out strong, weak wind pattern alternate
Tin processing is blown, thin layer of tin is obtained and is alternately segmented welding, welding thickness tin layers and welding of battery film with thick tin layers, it is ensured that welding effect
Really, thin layer of tin is thinning, and welding is to the stress of cell piece caused by ambient temperature changes for reduction, adjacent two pieces of cell pieces after welding
Difference in height reduce, battery component is after laminating machine is encapsulated, and the pressure of cell piece diminishes, and cell piece is hidden splits and crush wind for reduction
Danger；Tin layers are thinning, save solder, reduce welding cost；If in the case where welding gross thickness is constant, tin layers are thinning, Ke Yixiang
The thickness of Copper base material should be increased, can so increase the sectional area of welding Copper base material, resistance is lower, and power is higher.
In other embodiments of the present utility model, as shown in figure 4, in order to reach the mesh for making tin thickness stable
, two gas tips 9 are located at the same position of the apparent surface of welding two, and each gas tip 9 is each by a flow control valve 8
Controlled with a frequency converter 10.It is using the beneficial effect of above-mentioned technical proposal：Two gas tips are located at welding two with respect to table
The same position in face carries out blowing tin processing, and the attachment state of tin layers is identical, and obtained both sides tin layers are in stable condition.
In other embodiments of the present utility model, as shown in figure 5, in order to reach saving cost, it is easy to control two
The purpose of surface relative position, described two gas tips 9 are located at the diverse location of the apparent surface of welding two, by same flow
Control valve 8 and a frequency converter 10 are controlled.It is using the beneficial effect of above-mentioned technical proposal：Two gas tips are by same flow
Valve and Frequency Converter Control are controlled, cost is saved, two surface air blowing air-flows switch simultaneously, is easy to obtain both sides state performance unanimously
Tin layers.
In other embodiments of the present utility model, in order to reach the purpose of control tin thickness, high wind pattern wind
Measure as 4-8MPa, weak wind pattern air quantity is 1-4MPa.It is using the beneficial effect of above-mentioned technical proposal：High wind pattern air quantity is 4-
8MPa is used to enclose 1-15 microns of thin layer of tin 2 on the surface of Copper base material 1, and effective protection, anti-oxidation, section are played to Copper base material 1
Solder is saved；Weak wind pattern air quantity is that 1-4MPa is used to enclose 15-30 microns of thick tin layers 3 on the surface of Copper base material 1, it is ensured that welding
Firmly.
In order to verify above-mentioned technique effect, it following present the experimental data in the range of this and be illustrated.What it was used
Measuring apparatus is slide measure, coating thickness detector.
Experiment 1, each device parameter：The mill speed 30m/min of rolling equipment, 200 DEG C of the annealing temperature of annealing device is applied
150 DEG C of the painting tin temperature of tin equipment, frequency converter frequency 2HZ in air knife device, high wind amount 8MPa, weak air quantity 2MPa, takes 20m weldings
Test, which is averaged, obtains welding parametric results, thin layer of tin：Length 24.9cm, 10.5 μm of thickness, thick tin layers：Length 25.1cm,
24.6 μm of thickness, the surface of welding two dislocation difference 0.3cm (the thick tin layers alternate position spike of the thin layer of tin and another side on a surface), welding surface
It is smooth.
Experiment 2, each device parameter：The mill speed 40m/min of rolling equipment, 400 DEG C of the annealing temperature of annealing device is applied
220 DEG C of the painting tin temperature of tin equipment, frequency converter frequency 3HZ in air knife device, high wind amount 7MPa, weak air quantity 3MPa, takes 30m weldings
Test, which is averaged, obtains welding parametric results, thin layer of tin：Length 22.3cm, 12.8 μm of thickness, thick tin layers：Length 22.1cm,
22.2 μm of thickness, the surface of welding two dislocation difference 0.4cm, welding surface is smooth.
Experiment 3, each device parameter：The mill speed 50m/min of rolling equipment, 600 DEG C of the annealing temperature of annealing device is applied
300 DEG C of the painting tin temperature of tin equipment, frequency converter frequency 2HZ in air knife device, high wind amount 6MPa, weak air quantity 4MPa, takes 30m weldings
Test, which is averaged, obtains welding parametric results, thin layer of tin：Length 41.7cm, 14.8 μm of thickness, thick tin layers：Length 41.5cm,
20.2 μm of thickness, the surface of welding two dislocation difference 0.75cm, welding surface is smooth.
In actual production, the thin layer of tin and thick tin layers of corresponding length can be made according to client battery size requirements, is adjusted
Mill speed is saved with frequency converter frequency to meet demand.
In other embodiments of the present utility model, in order to reach the purpose of convenient identification thin layer of tin and thick tin layers,
The welding after tin is applied by the round roller 12 with salient point, periodicity concave point is formed.Using the beneficial effect of above-mentioned technical proposal
It is really：The marking is used in manufacturing process to thick tin layers and the precise control of thin layer of tin position, is also used in welding of battery film process
In more readily identify the position of thick tin layers and thin layer of tin.
Above-described embodiment is only to illustrate technical concept of the present utility model and feature, and its object is to allow the common skill in this area
Art personnel can understand content of the present utility model and be carried out, and protection domain of the present utility model can not be limited with this,
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover in protection domain of the present utility model
It is interior.
Claims (8)
1. one kind segmentation welding, including Copper base material, tinning layer, it is characterized in that：The Copper base material surface is spaced apart different-thickness
Thin layer of tin and thick tin layers, the thin layer of tin thickness is 1-15 micron, and the thick tin thickness is 15-30 microns, the thin tin
Layer and thick tin layers are interspersed in the apparent surface of Copper base material two.
2. a kind of segmentation welding according to claim 1, it is characterized in that：The thick tin layers portion is provided with the marking.
3. a kind of segmentation welding according to claim 1, it is characterized in that：The thin layer of tin portion is provided with the marking.
4. a kind of manufacturing equipment for being segmented welding, including rolling equipment, annealing device, painting tin equipment, air knife device, round roller
It is sequentially arranged with winding device, the air knife device includes inert gas source, flow control valve, gas tip transtracheal and sequentially connected
Connect, welding two is respectively provided with a gas tip with respect to face side, it is characterized in that：The air knife device also include being used for switching it is strong,
The converter plant of weak wind pattern, the converter plant includes frequency converter and control device, and the frequency converter is controlled with the flow
Valve is connected, and the control device sends frequency and air volume signal, after being handled through frequency converter, sends control flow control valve action
Instruction.
5. a kind of manufacturing equipment for being segmented welding according to claim 4, it is characterized in that：Described two gas tips are located at
The same position of the apparent surface of welding two, each gas tip is each by a flow control valve and a Frequency Converter Control.
6. a kind of manufacturing equipment for being segmented welding according to claim 4, it is characterized in that：Described two gas tips are located at
The diverse location of the apparent surface of welding two, by same flow control valve and a Frequency Converter Control.
7. a kind of manufacturing equipment for being segmented welding according to claim 4, it is characterized in that：The high wind pattern air quantity is 4-
8MPa, the weak wind pattern air quantity is 1-4MPa.
8. a kind of manufacturing equipment for being segmented welding according to claim 4, it is characterized in that：The round roller is provided with convex
Go out portion, for forming periodicity concave point on the welding after applying tin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621407817.1U CN206322713U (en) | 2016-12-21 | 2016-12-21 | One kind segmentation welding and its manufacturing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621407817.1U CN206322713U (en) | 2016-12-21 | 2016-12-21 | One kind segmentation welding and its manufacturing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206322713U true CN206322713U (en) | 2017-07-11 |
Family
ID=59258638
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621407817.1U Active CN206322713U (en) | 2016-12-21 | 2016-12-21 | One kind segmentation welding and its manufacturing equipment |
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| CN (1) | CN206322713U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102850A (en) * | 2019-05-16 | 2019-08-09 | 浙江宝利特新能源股份有限公司 | A kind of wave-soldering production method for welding segmentation |
| CN110280585A (en) * | 2019-07-31 | 2019-09-27 | 西安泰力松新材料股份有限公司 | A kind of rolling equipment of segmented triangle welding |
| CN110919230A (en) * | 2018-12-17 | 2020-03-27 | 宁波森联光电科技有限公司 | Solder strip manufacturing apparatus and method of manufacturing solder strip |
| US20210292197A1 (en) * | 2020-03-17 | 2021-09-23 | Disco Corporation | Waste liquid treating device and swarf powder recovery device |
-
2016
- 2016-12-21 CN CN201621407817.1U patent/CN206322713U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110919230A (en) * | 2018-12-17 | 2020-03-27 | 宁波森联光电科技有限公司 | Solder strip manufacturing apparatus and method of manufacturing solder strip |
| CN110102850A (en) * | 2019-05-16 | 2019-08-09 | 浙江宝利特新能源股份有限公司 | A kind of wave-soldering production method for welding segmentation |
| CN110102850B (en) * | 2019-05-16 | 2021-12-14 | 浙江宝利特新能源股份有限公司 | Wave-soldering production method for segmented solder strip |
| CN110280585A (en) * | 2019-07-31 | 2019-09-27 | 西安泰力松新材料股份有限公司 | A kind of rolling equipment of segmented triangle welding |
| US20210292197A1 (en) * | 2020-03-17 | 2021-09-23 | Disco Corporation | Waste liquid treating device and swarf powder recovery device |
| US11634343B2 (en) * | 2020-03-17 | 2023-04-25 | Disco Corporation | Waste liquid treating device and swarf powder recovery device |
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