Welding structure of composite current collector

Abstract

The utility model relates to the technical field of composite current collectors, and discloses a welding structure of a composite current collector, which comprises a clamp body, the rear end of the clamp body is fixedly connected with a handle, the inside of the clamp body is fixedly connected with a protective gasket, and the inside of the clamp body is provided with a distance adjusting groove. The connecting plate tightly attached to the rear end of the clamp body is taken out by rotating the positioning screw rod and the locking screw rod, the fixing screw rod is rotated to be taken out from the interiors of the limiting sliding block, the first clamping plate and the second clamping plate, and the locking ring is rotated to ascend and descend from the surface of the connecting plug pin. And the first clamping plate and the second clamping plate are pulled to perform sliding adjustment of the position height in the clamp body and the distance adjusting groove, and the distance adjustment of the position height is performed according to the interval of the product bracket, so that the operation convenience of using the equipment by a worker and the working efficiency of processing the product by the equipment are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of composite current collectors, in particular to a welding structure of a composite current collector. Background Art

[0002] Composite current collector is a new type of battery material, a new sandwich structure material composed of "metal-base film-metal". The base film is usually made of polymer materials such as PET / PP / PI, and metal aluminum / copper is stacked on the upper and lower sides to make composite aluminum foil and composite copper foil, which are used for the positive and negative electrodes of the battery. Compared with traditional pure metal foil current collectors, composite current collectors have the advantages of high safety, high energy density, low cost and long life. The polymer material will melt at high temperature, effectively reducing the risk of short circuit and battery thermal runaway.

[0003] Comparative publication number CN 220492141 U is a new type of composite current collector welding structure, including a composite current collecting layer and a pole ear, the composite current collecting layer is provided with multiple layers, and each of the composite current collecting layers is connected to a conductive foil, adjacent conductive foils are connected to each other and electrically connected to the pole ear; each composite current collecting layer includes a first metal layer, a second metal layer and an insulating layer which are stacked; the insulating layer is arranged between the first metal layer and the second metal layer; a support is provided between the conductive foil and the composite current collecting layer for supporting the conductive foil. The utility model designs a support for supporting the conductive foil in a structure formed by welding a composite current collecting layer and a pole ear through conductive foil. During welding, the traction tension on the foil can be reduced, thereby reducing the shrinkage and deformation of the foil.

[0004] This novel welding structure of a composite current collector is provided with a support for supporting the conductive foil in a structure formed by welding the composite current collecting layer and the tab through a conductive foil. During welding, the pulling tension on the foil can be reduced, thereby reducing the shrinkage and deformation of the foil. However, the overall equipment is not convenient for providing good clamping stability and adjustment flexibility between the clamps when processing the product, resulting in deviation of the product during processing, affecting the processing quality of the product top. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a welding structure of a composite current collector.

[0006] The utility model adopts the following technical solutions: a composite current collector welding structure, comprising a clamp body, a handle fixedly connected to the rear end of the clamp body, a protective gasket fixedly connected to the inside of the clamp body, and a distance adjustment groove opened inside the clamp body;

[0007] The interior of the clamp body is slidably connected to the first clamping plate, the interior of the clamp body is slidably connected to the second clamping plate, the interior of the first clamping plate is threadedly connected to a fixing screw, the surface of the fixing screw is threadedly connected to a limiting slider, the surface of the limiting slider is fixedly connected to a connecting frame, the interior of the connecting frame is threadedly connected to a positioning screw, a positioning hole is provided at the rear end of the clamp body, the surface of the positioning screw is threadedly connected to a connecting plate, the interior of the connecting plate is threadedly connected to a locking screw, a connecting pin is inserted into the interior of the limiting slider, and the surface of the connecting pin is threadedly connected to a locking ring.

[0008] Through the above technical solution, the connecting pin and the locking ring can provide good connection stability for the first and second splints after the two spacings are adjusted, thereby preventing the first and second splints from loosening inside the clamp body.

[0009] As a further improvement of the above solution, the first clamping plate is slidably connected to the inside of the distance adjusting slot, the second clamping plate is slidably connected to the inside of the distance adjusting slot, the number of the distance adjusting slots is set to two, and the two distance adjusting slots are symmetrically distributed left and right with the clamp body as the center.

[0010] As a further improvement of the above scheme, the number of the protective gaskets is set to two, and the two protective gaskets are symmetrically distributed with the clamp body as the center. The number of the limiting sliders is set to four, and each two are in a group, and the four limiting sliders are symmetrically distributed with the clamp body as the center.

[0011] As a further improvement of the above solution, the number of the connecting frames and the positioning screws is set to two, and the two connecting frames and the positioning screws are symmetrically distributed with the clamp body as the center.

[0012] As a further improvement of the above solution, the number of the fixing screws is set to four, and the four fixing screws are symmetrically distributed left and right with the clamp body as the center.

[0013] Through the above technical solution, the fixing screw can stably connect and fix the limiting slider and the first clamping plate and the second clamping plate.

[0014] As a further improvement of the above solution, the fixing screw passes through the connecting frame and extends to the interior of the first clamping plate, and the number of the connecting plates and locking screws is set to two.

[0015] As a further improvement of the above solution, the two connecting plates and the locking screws are symmetrically distributed with the clamp body as the center.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The utility model removes the connecting plate that is closely attached to the rear end of the clamp body by rotating the positioning screw and the locking screw, removes it from the inside of the limit slider, the first clamping plate and the second clamping plate by rotating the fixing screw, and raises and lowers the position from the surface of the connecting pin by rotating the locking ring, and pulls the first clamping plate and the second clamping plate to slide and adjust the position height inside the clamp body and the distance adjustment groove, and adjusts the position height spacing according to the interval of the product bracket, thereby increasing the convenience of operation of the equipment by the staff and the work efficiency of the equipment when processing the product.

[0018] The utility model performs the first locking of the first clamping plate and the second clamping plate after the position adjustment is completed by setting a fixing screw, inserts the connecting pin into the interior of the limit slider and locks it with the locking ring, rotates the positioning screw to limit and fix the two connecting frames, and finally fixes the first clamping plate and the second clamping plate after adjustment with the connecting plate and the locking screw, thereby ensuring the stability of the equipment during processing and avoiding product deviation, which affects the processing quality of the equipment on the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a rear view structural diagram of the utility model;

[0021] Figure 3 This is a schematic diagram of the anatomical structure of the side of the utility model;

[0022] Figure 4 This is a schematic diagram of the disassembled structure of the fixture body of the utility model;

[0023] Figure 5 It is a right side structural schematic diagram of the utility model.

[0024] Description of main symbols:

[0025] 1. Clamp body; 2. Handle; 3. Protective gasket; 4. Adjustment slot; 5. First clamp; 6. Second clamp; 7. Positioning hole; 8. Limit slider; 9. Connecting frame; 10. Positioning screw; 11. Fixing screw; 12. Connecting plate; 13. Locking screw; 14. Connecting pin; 15. Locking ring. DETAILED DESCRIPTION

[0026] Below, the present invention is further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0027] Example:

[0028] Please combine Figure 1-5 The present embodiment provides a composite current collector welding structure, comprising a clamp body 1, a handle 2 fixedly connected to the rear end of the clamp body 1, a protective gasket 3 fixedly connected to the interior of the clamp body 1, and a distance adjustment slot 4 provided inside the clamp body 1;

[0029] The interior of the clamp body 1 is slidably connected to the first clamping plate 5, the interior of the clamp body 1 is slidably connected to the second clamping plate 6, the interior of the first clamping plate 5 is threadedly connected to a fixing screw 11, the surface of the fixing screw 11 is threadedly connected to the limiting slider 8, the surface of the limiting slider 8 is fixedly connected to the connecting frame 9, the interior of the connecting frame 9 is threadedly connected to a positioning screw 10, the rear end of the clamp body 1 is provided with a positioning hole 7, the surface of the positioning screw 10 is threadedly connected to a connecting plate 12, the interior of the connecting plate 12 is threadedly connected to a locking screw 13, the interior of the limiting slider 8 is plugged with a connecting pin 14, the surface of the connecting pin 14 is threadedly connected to the It is connected with a locking ring 15. By rotating the positioning screw 10 and the locking screw 13, the connecting plate 12 close to the rear end of the clamp body 1 is taken out, and the fixing screw 11 is rotated to take it out from the inside of the limit slider 8, the first clamp 5 and the second clamp 6. The locking ring 15 is rotated to raise and lower the position from the surface of the connecting pin 14, and the first clamp 5 and the second clamp 6 are pulled to slide and adjust the position height inside the clamp body 1 and the distance adjustment slot 4. The position height spacing is adjusted according to the spacing of the product bracket, which increases the convenience of the staff in using the equipment and the work efficiency of the equipment when processing products.

[0030] The connecting pin 14 cooperates with the locking ring 15 to provide good connection stability for the first clamping plate 5 and the second clamping plate 6 after the distance between the two clamping plates is adjusted, thereby preventing the first clamping plate 5 and the second clamping plate 6 from loosening inside the clamp body 1 .

[0031] The first clamping plate 5 is slidably connected to the inside of the distance adjusting slot 4 , and the second clamping plate 6 is slidably connected to the inside of the distance adjusting slot 4 . The number of the distance adjusting slots 4 is set to two, and the two distance adjusting slots 4 are symmetrically distributed with the clamp body 1 as the center.

[0032] The number of protective gaskets 3 is set to two, and the two protective gaskets 3 are symmetrically distributed with the clamp body 1 as the center. The number of limiting sliders 8 is set to four, and each two form a group, and the four limiting sliders 8 are symmetrically distributed with the clamp body 1 as the center.

[0033] The number of the connecting frames 9 and the positioning screws 10 is set to two, and the two connecting frames 9 and the positioning screws 10 are symmetrically distributed with the clamp body 1 as the center.

[0034] The number of fixing screws 11 is set to four, and the four fixing screws 11 are symmetrically distributed on the left and right with the clamp body 1 as the center. The first clamp 5 and the second clamp 6 are locked for the first time after the position adjustment is completed by setting the fixing screws 11, and the connecting pin 14 is inserted into the interior of the limiting slider 8 and locked with the locking ring 15. The positioning screw 10 is rotated to limit and fix the two connecting frames 9, and the first clamp 5 and the second clamp 6 after adjustment are finally fixed with the connecting plate 12 and the locking screw 13, which ensures the stability of the equipment during processing, avoids product displacement, and affects the processing quality of the equipment on the product.

[0035] The fixing screw 11 can stably connect and fix the limiting slider 8 and the first clamping plate 5 and the second clamping plate 6 .

[0036] The fixing screw 11 passes through the connecting frame 9 and extends to the interior of the first clamping plate 5 . The number of the connecting plates 12 and the locking screw 13 is set to two.

[0037] The two connecting plates 12 and the locking screw 13 are symmetrically distributed with the clamp body 1 as the center.

[0038] The implementation principle of the welding structure of a composite current collector in the embodiment of the present application is as follows: the connecting plate 12 close to the rear end of the clamp body 1 is taken out by rotating the positioning screw 10 and the locking screw 13, and the fixing screw 11 is rotated to take it out from the inside of the limiting slider 8, the first clamping plate 5 and the second clamping plate 6, and the locking ring 15 is rotated to lift the position from the surface of the connecting pin 14, and the first clamping plate 5 and the second clamping plate 6 are pulled to slide and adjust the position height inside the clamp body 1 and the distance adjustment groove 4, and the position height spacing is adjusted according to the interval of the product bracket, which increases the staff's operation on the equipment. The ease of operation and the efficiency of the equipment in product processing are enhanced by setting a fixing screw 11 to perform the first locking of the first splint 5 and the second splint 6 after the position adjustment is completed, inserting the connecting pin 14 into the interior of the limiting slider 8 and locking it with the locking ring 15, rotating the positioning screw 10 to limit and fix the two connecting frames 9, and finally fixing the first splint 5 and the second splint 6 after adjustment with the connecting plate 12 and the locking screw 13, thereby ensuring the stability of the equipment during processing, avoiding product displacement, and affecting the processing quality of the equipment on the product.

[0039] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and replacements made by technicians in this field on the basis of the present invention fall within the scope of protection required by the present invention.

Claims

1. A composite current collector welding structure, characterized in that: The clamp body (1) comprises a handle (2) fixedly connected to the rear end of the clamp body (1), a protective gasket (3) fixedly connected to the interior of the clamp body (1), and a distance adjustment slot (4) provided inside the clamp body (1); The interior of the clamp body (1) is slidably connected to a first clamping plate (5), the interior of the clamp body (1) is slidably connected to a second clamping plate (6), the interior of the first clamping plate (5) is threadedly connected to a fixing screw (11), the surface of the fixing screw (11) is threadedly connected to a limiting slider (8), the surface of the limiting slider (8) is fixedly connected to a connecting frame (9), the interior of the connecting frame (9) is threadedly connected to a positioning screw (10), a positioning hole (7) is provided at the rear end of the clamp body (1), the surface of the positioning screw (10) is threadedly connected to a connecting plate (12), the interior of the connecting plate (12) is threadedly connected to a locking screw (13), a connecting pin (14) is inserted into the interior of the limiting slider (8), and the surface of the connecting pin (14) is threadedly connected to a locking ring (15).

2. A composite current collector welding structure according to claim 1, characterized in that: The first clamping plate (5) is slidably connected to the inside of the distance adjusting slot (4), and the second clamping plate (6) is slidably connected to the inside of the distance adjusting slot (4). The number of the distance adjusting slots (4) is set to two, and the two distance adjusting slots (4) are symmetrically distributed with the clamp body (1) as the center.

3. The welded structure of a composite current collector according to claim 1, wherein: The number of the protective gaskets (3) is set to two, and the two protective gaskets (3) are symmetrically distributed with the clamp body (1) as the center. The number of the limiting sliders (8) is set to four, and each two form a group, and the four limiting sliders (8) are symmetrically distributed with the clamp body (1) as the center.

4. A composite current collector welding structure according to claim 3, characterized in that: The number of the connecting frames (9) and the positioning screws (10) is set to two, and the two connecting frames (9) and the positioning screws (10) are symmetrically distributed with the clamp body (1) as the center.

5. The composite current collector welding structure according to claim 1, wherein: The number of the fixing screws (11) is set to four, and the four fixing screws (11) are symmetrically distributed left and right with the clamp body (1) as the center.

6. A composite current collector welding structure according to claim 5, characterized in that: The fixing screw (11) passes through the connecting frame (9) and extends to the interior of the first clamping plate (5). The number of the connecting plate (12) and the locking screw (13) is set to two.

7. A composite current collector welding structure according to claim 6, characterized in that: The two connecting plates (12) and the locking screw (13) are symmetrically distributed with the clamp body (1) as the center.

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