Tin coating device for surface of photovoltaic welding strip

Abstract

The utility model discloses a photovoltaic solder strip surface tin plating device, which relates to the technical field of photovoltaic solder strip processing and comprises a workbench, a tin plating pool is fixedly mounted at the top of the workbench, U-shaped frames are fixedly mounted on two sides of the tin plating pool, electric telescopic rods are fixedly mounted at the tops of the U-shaped frames, and the electric telescopic rods are fixedly mounted on the top of the workbench. According to the photovoltaic welding strip surface tin plating device, one connecting shaft drives a second first gear to rotate, so that a second gear is driven to rotate in an engaged mode, one chain wheel rotates, then the other chain wheel is driven to rotate through a chain, and the other chain wheel is driven to rotate; one connecting shaft drives the first gear to rotate, the third first gear rotates, then the other connecting shaft drives the last first gear to rotate, and therefore the two sets of racks are driven to move in an engaged mode in the opposite directions, the distance between the two scraping plates is driven to be adjusted, welding strips of different thicknesses can be conveniently scraped, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic welding strip processing, in particular to a photovoltaic welding strip surface tinning device. Background Art

[0002] Photovoltaic welding ribbon is a conductive material used to connect solar cells in photovoltaic modules. It is also called tinned copper ribbon or tin-coated copper ribbon. Its main function is to effectively conduct current between solar cells, and it also plays a role in supporting and fixing the solar cells.

[0003] The current publication number is CN220284188U, which is a tin coating device for photovoltaic welding ribbon processing. It relates to the technical field of photovoltaic welding ribbon tin coating devices, including an operating table, a box body is provided on the top of the operating table, a water tank is provided on the top of the box body, and limiting grooves are provided on both sides of the water tank. An electric heating pipe is installed inside the water tank, and the electric heating pipe is horizontally distributed inside the water tank. Fixed seats are welded to the outer walls on both sides of the box body.

[0004] Although there are many benefits in the above scheme, there are also the following defects: although the device can effectively tin the entire photovoltaic ribbon, after the photovoltaic ribbon is tinned, it cannot ensure that the thickness of the tin coating on the outside of the photovoltaic ribbon is the same, resulting in the tin coating layer of the photovoltaic ribbon may become uneven, affecting the subsequent use of the photovoltaic ribbon and reducing the practicality of the device. Utility Model Content

[0005] The purpose of the utility model is to provide a device for tinning the surface of a photovoltaic welding ribbon, so as to solve the problem in the prior art that after the tinning of the photovoltaic welding ribbon is completed, the thickness of the tin coating on the outer side of the photovoltaic welding ribbon cannot be ensured to be the same, resulting in the tin coating layer of the photovoltaic welding ribbon being uneven, affecting the subsequent use of the photovoltaic welding ribbon and reducing the practicality of the device.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a photovoltaic welding strip surface tinning device, comprising a workbench, a tin coating pool is fixedly installed on the top of the workbench, U-shaped frames are fixedly installed on both sides of the tin coating pool, an electric telescopic rod is fixedly installed on the top of the U-shaped frame, one end of the electric telescopic rod passes through the U-shaped frame and is fixedly installed with a limiting roller, two No. 1 fixed seats are fixedly installed on the top of the workbench, a winding roller is rotatably installed between the two No. 1 fixed seats, a motor is fixedly installed on one side of one of the No. 1 fixed seats, the output end of the motor passes through one of the No. 1 fixed seats and is fixedly connected to the winding roller, a scraping structure is provided on the top of the workbench, and the scraping structure includes two support frames and four No. 1 gears, the two support frames are fixedly installed on the top of the workbench, a top plate is fixedly installed between the two support frames, and the four No. 1 gears are rotatably installed on one side of the two support frames.

[0007] Preferably, the outer sides of the four No. 1 gears are meshed with racks, and one side of the four racks is fixedly installed with a first connecting plate. The four first connecting plates are grouped in pairs, and a scraper is fixedly installed between each group of the first connecting plates.

[0008] Preferably, the two support frames are each provided with two first sliding grooves, and the four first connecting plates are respectively arranged inside the four first sliding grooves and respectively in sliding contact with the two support frames. The set first sliding grooves can limit the first connecting plate and the rack on one side of it to prevent the rack from moving and deviating from the engagement with the first gear.

[0009] Preferably, two connecting shafts are rotatably installed between the two support frames, and two ends of the two connecting shafts respectively pass through the two support frames and are fixedly connected to the four No. 1 gears respectively.

[0010] Preferably, a second gear is rotatably mounted on one side of one of the support frames, a sprocket is fixedly mounted on one side of one of the first gear and one side of the second gear, a chain is sleeved on the outer sides of the two sprockets, and the two sprockets are connected by a chain transmission.

[0011] Preferably, a worm wheel is fixedly installed on one side of the second No. 1 gear, and two No. 2 fixing seats are fixedly installed on one side of the other support frame. A worm is rotatably installed between the two No. 2 fixing seats, and one end of the worm passes through one of the No. 2 fixing seats and a turntable is fixedly installed thereon, and the worm wheel and the worm are meshingly connected.

[0012] Preferably, a drying structure is provided on one side of the two scrapers, and the drying structure includes four second connecting plates and a fan, the two second connecting plates are respectively fixedly mounted on one side of the two scrapers, the four second connecting plates are grouped in pairs, and an air guide box is fixedly mounted on one side of each group of the second connecting plates, the fan is fixedly mounted on one side of one of the support frames, an air guide duct is fixedly mounted on one end of the fan, and both ends of the air guide duct pass through one of the support frames and the top plate and are fixedly mounted with a corrugated hose, the two corrugated hoses are respectively fixedly connected to the two air guide boxes, the four second connecting plates can drive the two air guide boxes to move along with the two scrapers to adapt to the drying of welding strips of different thicknesses, and the corrugated hose can be retracted and retracted.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. This application drives the second No. 1 gear to rotate through one of the connecting shafts, thereby driving the No. 2 gear to engage and rotate, causing one of the sprockets to rotate, and then drives another sprocket to rotate through the chain, causing the third No. 1 gear to rotate, and then drives the last No. 1 gear to rotate through another connecting shaft, thereby driving the two sets of racks to engage and move in relative directions, driving the distance between the two scrapers to be adjusted, making it easier to scrape welding strips of different thicknesses, and improving the practicality of the device.

[0015] 2. This application uses a fan to output dry hot air which enters the two air guide boxes through the air guide pipe and two corrugated hoses and then blows it to the outside of the passing soldering ribbon to effectively dry the soldering ribbon, thereby preventing the tin liquid from sticking to the soldering ribbon after it is rolled up, thereby effectively improving the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a photovoltaic ribbon surface tinning device according to the present invention;

[0017] Figure 2 This is a cross-sectional view of the overall structure of a photovoltaic ribbon surface tinning device according to the present invention;

[0018] Figure 3 This is a schematic diagram of the scraping structure of a photovoltaic ribbon surface tinning device of the utility model;

[0019] Figure 4 This is a schematic diagram of the drying structure of a photovoltaic welding ribbon surface tinning device of the present invention.

[0020] Numbers in the figure: 1. Workbench; 2. Tin coating pool; 3. U-shaped frame; 4. Electric telescopic rod; 5. Limit roller; 6. No. 1 fixed seat; 601. Motor; 7. Winding roller; 8. Support frame; 9. Top plate; 10. No. 1 gear; 101. No. 2 gear; 11. Rack; 12. First connecting plate; 13. Scraper; 14. Connecting shaft; 15. Sprocket; 16. Chain; 17. Worm gear; 18. No. 2 fixed seat; 19. Worm; 20. Turntable; 21. Second connecting plate; 22. Air guide box; 23. Fan; 24. Air guide duct; 25. Corrugated hose. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] Example: Figure 1 - Figure 4 As shown, the utility model provides a technical solution for a photovoltaic welding strip surface tin coating device, including a workbench 1, a tin coating pool 2 is fixedly installed on the top of the workbench 1, U-shaped frames 3 are fixedly installed on both sides of the tin coating pool 2, an electric telescopic rod 4 is fixedly installed on the top of the U-shaped frame 3, one end of the electric telescopic rod 4 passes through the U-shaped frame 3 and is fixedly installed with a limiting roller 5, two No. 1 fixed seats 6 are fixedly installed on the top of the workbench 1, a winding roller 7 is rotatably installed between the two No. 1 fixed seats 6, a motor 601 is fixedly installed on one side of one of the No. 1 fixed seats 6, the output end of the motor 601 passes through one of the No. 1 fixed seats 6 and is fixedly connected to the winding roller 7, a scraping structure is provided on the top of the workbench 1, the scraping structure includes two support frames 8 and four No. 1 gears 10, the two support frames 8 are fixedly installed on the top of the workbench 1, a top plate 9 is fixedly installed between the two support frames 8, and the four No. 1 gears 10 are rotatably installed on one side of the two support frames 8.

[0023] As for the structural technology of the tin coating pool 2, the specific structure of a tin coating device for photovoltaic welding ribbon processing with publication number CN220284188U is adopted.

[0024] The outer sides of the four number one gears 10 are meshed with racks 11 , and one side of the four racks 11 is fixedly mounted with a first connecting plate 12 . The four first connecting plates 12 are grouped in pairs, and a scraper 13 is fixedly mounted between each group of first connecting plates 12 .

[0025] The two support frames 8 are each provided with two first sliding grooves. The four first connecting plates 12 are respectively disposed inside the four first sliding grooves and are in sliding contact with the two support frames 8 respectively.

[0026] Two connecting shafts 14 are rotatably mounted between the two support frames 8 . Both ends of the two connecting shafts 14 pass through the two support frames 8 and are fixedly connected to the four number one gears 10 .

[0027] A second gear 101 is rotatably mounted on one side of one of the support frames 8 , and a sprocket 15 is fixedly mounted on one side of one of the first gears 10 and one side of the second gear 101 . A chain 16 is sleeved on the outer sides of the two sprockets 15 , and the two sprockets 15 are connected through the chain 16 .

[0028] A worm gear 17 is fixedly installed on one side of the second No. 1 gear 10, and two No. 2 fixing seats 18 are fixedly installed on one side of the other support frame 8. A worm 19 is rotatably installed between the two No. 2 fixing seats 18. One end of the worm 19 passes through one of the No. 2 fixing seats 18 and a turntable 20 is fixedly installed thereon. The worm gear 17 and the worm 19 are meshed and connected.

[0029] A drying structure is provided on one side of the two scrapers 13, and the drying structure includes four second connecting plates 21 and a fan 23. The two second connecting plates 21 are respectively fixedly mounted on one side of the two scrapers 13, and the four second connecting plates 21 are grouped in pairs. An air guide box 22 is fixedly mounted on one side of each group of second connecting plates 21, and the fan 23 is fixedly mounted on one side of one of the support frames 8. An air guide duct 24 is fixedly mounted on one end of the fan 23, and both ends of the air guide duct 24 pass through one of the support frames 8 and the top plate 9, and are fixedly mounted with a corrugated hose 25. The two corrugated hoses 25 are respectively fixedly connected to the two air guide boxes 22.

[0030] It should be noted that the present invention is a device for coating the surface of a photovoltaic welding ribbon with tin. When in use, the tin liquid is poured into the tin coating pool 2, and then the photovoltaic welding ribbon is placed on the top of the tin coating pool 2. The electric telescopic rod 4 drives the limiting roller 5 to press the photovoltaic welding ribbon down for tin coating. Then, one side of the tinned photovoltaic welding ribbon passes between the two scrapers 13 and the two air guide boxes 22 and is then wound to the outside of the winding roller 7. Then, the motor 601 is started. The model of the motor 601 is not described in detail. It is subject to the adapted equipment. The motor 601 drives the winding roller 7 to rotate and wind up the tinned photovoltaic welding ribbon.

[0031] When the soldering strip passes through the two scrapers 13, the tin liquid on the outside of the soldering strip will be scraped flat by the two scrapers 13 to ensure that the tin layer of the soldering strip will not be uneven. When soldering strips of different thicknesses need to be tinned, the turntable 20 is rotated to drive the worm 19 to rotate, thereby driving the worm wheel 17 to engage and rotate, driving one of the No. 1 gears 10 to rotate, and then driving the second No. 1 gear 10 to rotate through one of the connecting shafts 14, thereby driving the No. 2 gear 101 to engage and rotate, causing one of the sprockets 15 to rotate, and then driving another sprocket 15 to rotate through the chain 16, causing the third No. 1 gear 10 to rotate, and then driving the last No. 1 gear 10 to rotate through another connecting shaft 14, thereby driving the two sets of racks 11 to engage and move in opposite directions, driving the distance between the two scrapers 13 to be adjusted, so as to facilitate the scraping of soldering strips of different thicknesses, thereby improving the practicality of the device;

[0032] When the soldering ribbon passes through the two air guide boxes 22, the fan 23 is started. The model of the fan 23 is not described in detail and is subject to the adapted equipment. The fan 23 outputs dry hot air through the air guide pipe 24 and the two corrugated hoses 25 to enter the two air guide boxes 22 respectively and then blow to the outside of the soldering ribbon passing through, so as to effectively dry the soldering ribbon and prevent the tin liquid from sticking to the soldering ribbon after it is rolled up, thereby effectively improving the use effect of the device.

[0033] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A photovoltaic ribbon surface tinning device, characterized in that: The invention comprises a workbench (1), wherein a tin coating pool (2) is fixedly installed on the top of the workbench (1), U-shaped frames (3) are fixedly installed on both sides of the tin coating pool (2), an electric telescopic rod (4) is fixedly installed on the top of the U-shaped frame (3), one end of the electric telescopic rod (4) passes through the U-shaped frame (3) and is fixedly installed with a limiting roller (5), two No. 1 fixed seats (6) are fixedly installed on the top of the workbench (1), a winding roller (7) is rotatably installed between the two No. 1 fixed seats (6), and one of the No. 1 fixed seats (6) is fixedly installed with a winding roller (7), wherein the winding roller (7) of one of the No. 1 fixed seats (6) is fixedly installed with a winding roller (7) and the winding roller (7) ... A motor (601) is fixedly mounted on one side, the output end of the motor (601) passes through one of the No. 1 fixed seats (6) and is fixedly connected to the winding roller (7), a scraping structure is provided on the top of the workbench (1), the scraping structure comprises two support frames (8) and four No. 1 gears (10), the two support frames (8) are fixedly mounted on the top of the workbench (1), a top plate (9) is fixedly mounted between the two support frames (8), and the four No. 1 gears (10) are rotatably mounted on one side of the two support frames (8).

2. A photovoltaic ribbon surface tinning device according to claim 1, characterized in that: The outer sides of the four No. 1 gears (10) are meshedly connected with racks (11), and one side of the four racks (11) is fixedly mounted with a first connecting plate (12). The four first connecting plates (12) are grouped in pairs, and a scraper (13) is fixedly mounted between each group of the first connecting plates (12).

3. The photovoltaic ribbon surface tinning device according to claim 2, characterized in that: The two support frames (8) are each provided with two first sliding grooves, and the four first connecting plates (12) are respectively arranged inside the four first sliding grooves and are respectively in sliding contact with the two support frames (8).

4. The photovoltaic ribbon surface tinning device according to claim 1, characterized in that: Two connecting shafts (14) are rotatably mounted between the two support frames (8), and both ends of the two connecting shafts (14) respectively pass through the two support frames (8) and are respectively fixedly connected to the four No. 1 gears (10).

5. The photovoltaic ribbon surface tinning device according to claim 1, characterized in that: A second gear (101) is rotatably mounted on one side of one of the support frames (8), a sprocket (15) is fixedly mounted on one side of one of the first gear (10) and one side of the second gear (101), a chain (16) is sleeved on the outer sides of the two sprockets (15), and the two sprockets (15) are connected in transmission via the chain (16).

6. The photovoltaic ribbon surface tinning device according to claim 1, characterized in that: A worm wheel (17) is fixedly mounted on one side of the second No. 1 gear (10), and two No. 2 fixing seats (18) are fixedly mounted on one side of the other support frame (8). A worm (19) is rotatably mounted between the two No. 2 fixing seats (18), and one end of the worm (19) passes through one of the No. 2 fixing seats (18) and is fixedly mounted with a turntable (20), and the worm wheel (17) and the worm (19) are meshed and connected.

7. The photovoltaic ribbon surface tinning device according to claim 2, characterized in that: A drying structure is provided on one side of the two scrapers (13), and the drying structure includes four second connecting plates (21) and a fan (23). The two second connecting plates (21) are fixedly mounted on one side of the two scrapers (13), respectively. The four second connecting plates (21) form a group of two, and an air guide box (22) is fixedly mounted on one side of each group of second connecting plates (21). The fan (23) is fixedly mounted on one side of one of the support frames (8), and an air guide pipe (24) is fixedly mounted on one end of the fan (23). Both ends of the air guide pipe (24) pass through one of the support frames (8) and the top plate (9), and are fixedly mounted with a corrugated hose (25). The two corrugated hoses (25) are fixedly connected to the two air guide boxes (22) respectively.

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