CN210692560U - Photovoltaic laminating machine - Google Patents
Photovoltaic laminating machine Download PDFInfo
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- CN210692560U CN210692560U CN201921734830.1U CN201921734830U CN210692560U CN 210692560 U CN210692560 U CN 210692560U CN 201921734830 U CN201921734830 U CN 201921734830U CN 210692560 U CN210692560 U CN 210692560U
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- heating module
- lifting driving
- cover body
- heating
- driving device
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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
Abstract
The utility model relates to a photovoltaic laminator, the lid can go up and down through the drive of first lift drive arrangement, it is equipped with the seal structure of mutually supporting to correspond between lid and the first heating module, the second heats the module and can drive to install inside the lid with going up and down, be floating connection structure between second heating module and the second lift drive arrangement, be equipped with scalability sealing washer between second heating module and the lid, the inner chamber of lid passes through scalability sealing washer and separates into real empty room and lower floor's pressure room, it is equipped with evacuation structure and gas filled structure respectively to go up real empty room and lower floor's pressure room, the bottom surface of second heating module is equipped with high temperature resistant buffer layer, first heating module and second heating module are dot matrix heating structure. The utility model discloses the area restriction that has broken away from current heating module can realize the lamination processing of larger tracts of land photovoltaic cell subassembly, is favorable to reducing the consumptive material cost under the even pressor prerequisite of assurance, has realized the two-sided heating to photovoltaic cell subassembly.
Description
Technical Field
The utility model belongs to the technical field of solar cell encapsulation equipment, especially, relate to a photovoltaic laminator.
Background
Photovoltaic laminators are one of the important devices necessary to encapsulate solar modules. EVA, solar cell pieces, toughened glass and back films (TPT, PET and other materials) are pressed into a whole with certain rigidity under the condition of high temperature and vacuum by a laminator, and the solar cell panel has the advantages of single-glass solar cell panels (single-side light receiving) and double-glass solar cell panels (double-side light receiving).
The structural schematic diagram of the existing photovoltaic laminating machine is shown in fig. 1, and the existing photovoltaic laminating machine mainly comprises a heating module fixed below and a lifting module fixed above, wherein a flexible silica gel plate used for pressurizing a photovoltaic battery assembly is installed at the bottom of the lifting module, and the heating module and the lifting module are respectively provided with a vacuumizing structure. The operating principle of such photovoltaic laminators is generally as follows: the lifting module is vacuumized to adsorb the silica gel plate; lifting the opening of the laminating chamber by the lifting module; feeding to a heating module; the lifting module descends and is covered with the heating module to form a sealing layer pressure chamber; heating the photovoltaic battery assembly by the heating module after vacuumizing; after preheating, the lifting module is inflated to enable the flexible silica gel plate to support to pressurize the photovoltaic cell assembly, so that the assembly can be pressurized to be combined into a whole.
The pressurization structure of silica gel board gasbag has the even effect of flexible pressurization assurance pressure, but along the peripheral position of silica gel board, the silica gel board is because negative pressure adsorbs and inflate the gas and prop bloated bending repeatedly and have the fragile problem, need often change this part, and the silica gel board is expensive to be leaded to the consumptive material with high costs. In addition, the heating module of the existing photovoltaic laminating machine adopts a conduction heating structure, so that the area of the heating module is limited on one hand, and the area of a photovoltaic cell product is limited, and on the other hand, the silica gel plate cannot realize double-sided heating, so that the silica gel plate cannot be applied to laminating processing of a double-glass photovoltaic cell assembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a photovoltaic laminator is provided, the area restriction that breaks away from current heating module can realize the lamination processing of larger tracts of land photovoltaic cell subassembly, is favorable to reducing the consumptive material cost under the prerequisite of guaranteeing even pressor, has realized the two-sided heating to photovoltaic cell subassembly.
The utility model provides a photovoltaic laminating machine, which comprises a first heating module, a second heating module, a cover body, a first lifting driving device and a second lifting driving device, wherein the cover body is arranged above the first heating module and can be driven to lift by the first lifting driving device, a sealing structure which can be matched with each other is correspondingly arranged between the cover body and the first heating module, the second heating module is arranged in the cover body in a driving and lifting way by the second lifting driving device, an upper floating type connecting structure and a lower floating type connecting structure are arranged between the second heating module and the second lifting driving device, a telescopic sealing ring is arranged between the second heating module and the cover body, the inner cavity of the cover body is divided into an upper vacuum chamber and a lower compression chamber by the sealing ring, the upper vacuum chamber and the lower compression chamber are respectively provided with a vacuum pumping structure and an inflating structure, the bottom surface of the second heating module is provided with a high-temperature-resistant buffer layer, and the first heating module and the second heating module are both of dot matrix heating structures.
Open the bottom surface of first heating module has the matrix mounting hole, infrared heater is installed respectively to the inside of mounting hole, open the top surface of second heating module has the matrix mounting hole, infrared heater is installed respectively to the inside of mounting hole.
The second heating module is installed at the top of the cover body through a plurality of second lifting driving devices, and a suspension type connecting structure capable of floating up and down is arranged between the second heating module and a telescopic shaft of each second lifting driving device.
The position, corresponding to the second lifting driving device, of the top of the second heating module is fixedly provided with a T-shaped connecting pin, the lower end of a telescopic shaft of the second lifting driving device is U-shaped, strip-shaped holes are correspondingly formed in two sides of the U-shaped portion, and the T-shaped connecting pin at the top of the second heating module is hung in the strip-shaped holes in the lower end of the telescopic shaft of the second lifting driving device.
And the position of the inside of the cover body corresponding to the upper vacuum chamber and the position of the inside of the first heating module corresponding to the lower pressure chamber are respectively provided with an air groove communicated with the outside.
The bottom of the cover body, which is matched and sealed with the first heating module, is provided with a notch, and a sealing ring is arranged in the notch.
And the high-temperature-resistant buffer layer on the bottom surface of the second heating module is formed by coating high-temperature-resistant liquid glue and then curing.
Advantageous effects
First, the utility model discloses in, the heating structure of first heating module and second heating module adopts dot matrix heat radiation structure, forms the differential formula heat source, and each point heat source mutually independent can break away from the limited problem of current conduction heating module area on the one hand, is favorable to heating module to the direction development of bigger area, can realize carrying out the lamination processing of bigger area photovoltaic cell subassembly, and on the other hand, dot matrix differential formula heat source structure can guarantee better the thermal homogeneity of each part on heating module surface.
Second, the utility model discloses in, exert pressure to photovoltaic cell subassembly through the second heating module, the second heating module can heat photovoltaic cell subassembly simultaneously, consequently, the utility model discloses can realize the double-sided heating to photovoltaic cell subassembly, can be used for the lamination processing of single glass (single face photic) and two glass (two-sided photic) photovoltaic cell products, widen the application scope of equipment.
Third, the utility model discloses in, aerify through last real empty room and the vacuum pumping of lower floor's plenum forms the pressure differential for the second heats module and produces pressure and pressurize the photovoltaic cell subassembly, non-adoption mechanical power exerts pressure to the second heats the module, on the one hand through controlling upper and lower floor's pressure differential can accurately control the pressurized size of photovoltaic cell subassembly, be favorable to guaranteeing the lamination quality, on the other hand, atmospheric pressure pressurization is favorable to guaranteeing the homogeneity of second heats the module atress, thereby guarantee to the pressurized homogeneity of photovoltaic cell subassembly.
Fourthly, the second heating module with large area can not be ensured to be absolutely parallel to the first heating module, in the utility model, the problem of over-large local pressure in the process of falling and contacting the photovoltaic cell component of the second heating module can be effectively prevented by arranging a floating type connecting structure between the second heating module and the second lifting driving device; in addition, the buffer layer is formed by coating high-temperature liquid glue at the bottom of the second heating module, so that the buffer effect can be achieved in the process of falling of the second heating module and contacting with the photovoltaic cell module, the phenomenon that local pressure is too large is effectively avoided, the product quality is guaranteed, the indentation of the buffer layer can be quickly repaired and leveled, and the material consumption cost is effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of a conventional photovoltaic laminator.
Fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
A photovoltaic laminator as shown in fig. 2 includes a first heating module 1, a second heating module 2, a cover 3, a first elevation driving device 4, and a second elevation driving device 5.
The cover body 3 is positioned above the first heating module 1, the two sides of the cover body are respectively provided with a first lifting driving device 4, the first lifting driving device 4 can adopt a hydraulic cylinder, and the cover body 3 can be driven by the first lifting driving device 4 to move up and down. The sealing structure that can mutually support is correspondingly equipped with between lid 3 and the first heating module 1, and open the bottom of lid 3 has the notch, installs sealing washer 10 in the notch, and when lid 3 fell down, sealing washer 10 can compress tightly with 1 surperficial formation of first heating module and seal.
The second heating module 2 is arranged in an inner cavity of the cover body 3, the second lifting driving devices 5 distributed in a plurality of arrays are arranged at the top of the cover body 3, the second lifting driving devices 5 can adopt oil cylinders, and the second heating module 2 can be driven by the second lifting driving devices 5 to move up and down. A vertical floating type connecting structure, such as a vertical floating type connecting structure, is arranged between the second heating module 2 and the second lifting driving device 5, wherein one feasible implementation structure is as follows: the top of the second heating module 2 corresponds to the position of the second lifting driving device 5 and is fixed with a T-shaped connecting pin, the lower end of the telescopic shaft of the second lifting driving device 5 is U-shaped, two sides of the U-shaped part are correspondingly provided with strip-shaped holes, and the T-shaped connecting pin at the top of the second heating module 2 is hung in the strip-shaped holes at the lower end of the telescopic shaft of the second lifting driving device 5. Of course, any other structure that can be implemented is possible. The bottom surface of the second heating module 2 is provided with a high-temperature-resistant buffer layer 9, the high-temperature-resistant buffer layer 9 is formed by coating high-temperature-resistant liquid glue and then curing, and when an indentation is generated on the high-temperature-resistant buffer layer 9, the indentation can be quickly repaired and leveled by locally coating the high-temperature-resistant liquid glue.
An annular telescopic sealing ring 6 is arranged between the second heating module 2 and the cover body 3, the inner cavity of the cover body 3 is divided into an upper vacuum chamber 7 and a lower pressure chamber 8 through the telescopic sealing ring 6, and the upper vacuum chamber 7 and the lower pressure chamber 8 are both of a structure capable of being vacuumized and inflated. The cover body 3 is provided with air grooves 14 communicated with the outside at the position corresponding to the upper vacuum chamber 7 and the position corresponding to the lower pressure chamber 8 inside the first heating module 1, and the air grooves 14 are respectively connected to a negative pressure device and an inflation device and can vacuumize, inflate and pressurize the upper vacuum chamber 7 and the lower pressure chamber 8.
The first heating module 1 and the second heating module 2 are both of dot matrix type heating structures. A matrix type mounting hole 11 is formed in the bottom surface of the first heating module 1, and lamp tube type infrared heaters 12 are respectively mounted inside the mounting hole 11 to form a dot matrix type radiation heat source; the top surface of the second heating module 2 is provided with a matrix type mounting hole 11, and the lamp tube type infrared heaters 12 are respectively mounted inside the mounting hole 11 to form a dot matrix type radiation heat source. This kind of dot matrix differential formula radiation heat source structure, each point heat source mutually independent can carry out large tracts of land on the heating module and arrange to can realize carrying out the lamination processing of larger tracts of land photovoltaic cell subassembly, this kind of dot matrix differential formula heat source structure can guarantee the thermal homogeneity of each part of heating module surface better moreover.
The following provides a method for using the photovoltaic laminating machine: the method comprises the following steps:
(1) the first lifting driving device 4 is started, and the cover assembly is driven by the first lifting driving device 4 to be lifted to a specified feeding height of about 100 mm.
(2) The second lifting driving device 5 is started, and the second heating module 2 is driven to lift by 40-50 mm through the second lifting driving device 5.
(3) The photovoltaic cell assembly 13 is conveyed and loaded above the first heating module 1 through a conveyor belt.
(4) The cover body assembly is driven to descend to the right position through the first lifting driving device 4, and the cover body 3 and the first heating module 1 are in sealing fit.
(5) The lower-layer pressure chamber 8 is evacuated, and the photovoltaic cell assembly 13 is heated by the first heating module 1.
(6) The upper vacuum chamber 7 is vacuumized, so that the pressures of the upper vacuum chamber 7 and the lower pressure chamber 8 are balanced, and the second heating module 2 is driven by the second lifting driving device 5 to fall on the first heating module 1. When the double-glass photovoltaic battery assembly 13 is subjected to lamination processing, the second heating module 2 falls in place, and then the photovoltaic battery assembly 13 is heated through the dot matrix heat source of the second heating module 2.
(7) The photovoltaic cell assembly 13 is pressurized by inflating the upper vacuum chamber 7 and evacuating the lower plenum 8.
(8) After the photovoltaic cell assembly 13 is laminated, the upper vacuum chamber 7 is evacuated, the lower pressure chamber 8 is inflated, and the second heating module 2 and the cover body 3 are lifted.
Claims (7)
1. A photovoltaic laminator, comprising: the heating device comprises a first heating module (1), a second heating module (2), a cover body (3), a first lifting driving device (4) and a second lifting driving device (5), wherein the cover body (3) is positioned above the first heating module (1) and can be driven to lift through the first lifting driving device (4), a sealing structure which can be matched with each other is correspondingly arranged between the cover body (3) and the first heating module (1), the second heating module (2) can be installed in the cover body (3) in a driving and lifting mode through the second lifting driving device (5), a vertical floating type connecting structure is arranged between the second heating module (2) and the second lifting driving device (5), a telescopic sealing ring (6) is arranged between the second heating module (2) and the cover body (3), the inner cavity of the cover body (3) is divided into an upper vacuum chamber (7) and a lower layer pressure chamber (8) through the telescopic sealing ring (6), the vacuum heating device is characterized in that the upper vacuum chamber (7) and the lower pressure chamber (8) are respectively provided with a vacuum pumping structure and an inflation structure, the bottom surface of the second heating module (2) is provided with a high-temperature-resistant buffer layer (9), and the first heating module (1) and the second heating module (2) are both of dot matrix type heating structures.
2. The photovoltaic laminator as claimed in claim 1, wherein: open the bottom surface of first heating module (1) has matrix mounting hole (11), infrared heater (12) are installed respectively to the inside of mounting hole (11), open the top surface of second heating module (2) has matrix mounting hole (11), infrared heater (12) are installed respectively to the inside of mounting hole (11).
3. The photovoltaic laminator as claimed in claim 1, wherein: the second heating module (2) is installed at the top of the cover body (3) through a plurality of second lifting driving devices (5), and a suspension type connecting structure capable of floating up and down is arranged between the second heating module (2) and telescopic shafts of the second lifting driving devices (5).
4. A photovoltaic laminator according to claim 3, wherein: the position, corresponding to the second lifting driving device (5), of the top of the second heating module (2) is fixed with a T-shaped connecting pin, the lower end of a telescopic shaft of the second lifting driving device (5) is U-shaped, two sides of the U-shaped portion are correspondingly provided with strip-shaped holes, and the T-shaped connecting pin at the top of the second heating module (2) is hung in the strip-shaped holes at the lower end of the telescopic shaft of the second lifting driving device (5).
5. The photovoltaic laminator as claimed in claim 1, wherein: and air grooves (14) communicated with the outside are respectively formed in the positions, corresponding to the upper vacuum chamber (7), in the cover body (3) and the lower pressure chamber (8) in the first heating module (1).
6. The photovoltaic laminator as claimed in claim 1, wherein: the bottom of the cover body (3) and the first heating module (1) in a matched and sealed mode is provided with a notch, and a sealing ring (10) is installed in the notch.
7. The photovoltaic laminator as claimed in claim 1, wherein: the high-temperature-resistant buffer layer (9) on the bottom surface of the second heating module (2) is formed by coating high-temperature-resistant liquid glue and then curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921734830.1U CN210692560U (en) | 2019-10-16 | 2019-10-16 | Photovoltaic laminating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921734830.1U CN210692560U (en) | 2019-10-16 | 2019-10-16 | Photovoltaic laminating machine |
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| Publication Number | Publication Date |
|---|---|
| CN210692560U true CN210692560U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921734830.1U Active CN210692560U (en) | 2019-10-16 | 2019-10-16 | Photovoltaic laminating machine |
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| CN (1) | CN210692560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300579A (en) * | 2021-12-29 | 2022-04-08 | 江苏绿能电力科技有限公司 | Laminating device for photovoltaic module preparation based on module design |
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2019
- 2019-10-16 CN CN201921734830.1U patent/CN210692560U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300579A (en) * | 2021-12-29 | 2022-04-08 | 江苏绿能电力科技有限公司 | Laminating device for photovoltaic module preparation based on module design |
| CN114300579B (en) * | 2021-12-29 | 2023-11-28 | 江苏绿能电力科技有限公司 | Lamination device for photovoltaic module preparation based on module design |
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