A structure and manufacturing process of a laminated busbar with an insulating film bend.

Abstract

This invention belongs to the field of new energy battery modules, specifically a structure and manufacturing process of a laminated busbar with an insulating film bend. Addressing the problem that existing laminated busbars lack highly adaptable connection structures, resulting in low efficiency when connecting to different insulating layers and positive and negative electrode plates, thus hindering improved manufacturing and assembly efficiency, the following solution is proposed: It includes an outer insulating upper layer and a negative electrode plate connected to the bottom of the outer insulating upper layer. A negative terminal is mounted on the negative electrode plate. Other components include an intermediate insulating layer, an outer insulating lower layer, a capacitor series plate, and a positive electrode plate. The positive electrode plate and the capacitor series plate are mounted side-by-side on top of the outer insulating lower layer. The intermediate insulating layer is positioned between the negative and positive electrode plates, and a positive terminal is mounted on the positive electrode plate. This invention's laminated busbar has a highly adaptable connection structure, achieving high efficiency when connecting to different insulating layers and positive and negative electrode plates, thereby improving manufacturing and assembly efficiency.

Description

Technical Field

[0001] This invention relates to the field of new energy battery module technology, and in particular to a structure and manufacturing process of a laminated busbar with an insulating film bend. Background Technology

[0002] Laminated busbars, also known as composite busbars, are multi-layered composite structure busbars. They can be considered the highways of power distribution systems. Compared with traditional, bulky, time-consuming, and troublesome wiring methods, composite busbars can provide modern, easy-to-design, quick-to-install, and clearly structured power distribution systems. In the existing technology, the busbars are hot-pressed, then bent, and finally each layer of busbars is integrated together. The whole process is cumbersome, wastes labor, processing costs, and takes too long to produce. To address the above problems, application number 202111526453.4 discloses a structure and manufacturing process of a stacked busbar with an insulating film bending, including several layers of busbars and several insulating films; at least one insulating film is provided on the busbar; the several layers of busbars and the several insulating films are integrated by hot pressing. However, existing laminated busbars lack highly adaptable connection structures, resulting in low efficiency when connected to different insulation layers and positive and negative plates, making it difficult to improve manufacturing and assembly efficiency. Summary of the Invention

[0003] The purpose of this invention is to address the shortcomings of existing technologies by proposing a structure and manufacturing process for a laminated busbar with an insulating film bend.

[0004] To achieve the above objectives, the present invention adopts the following technical solution: A structure of a laminated busbar with an insulating film bend includes an outer insulating upper layer and a negative electrode plate, wherein the negative electrode plate is connected to the bottom of the outer insulating upper layer and a negative terminal is installed on the negative electrode plate; The device comprises an intermediate insulating layer, an outer insulating lower layer, a capacitor series plate, and a positive electrode plate. The positive electrode plate and the capacitor series plate are installed side by side on top of the outer insulating lower layer. The intermediate insulating layer is disposed between the negative electrode plate and the positive electrode plate. A positive terminal is installed on the positive electrode plate. Assembly holes are provided at the top of both the upper and lower outer insulation layers. The same assembly rod is installed in the two assembly holes. An assembly assembly is provided on the assembly rod, and the assembly assembly is connected to the positive and negative electrode plates.

[0005] Preferably, the assembly assembly includes several embedded assembly plates, several adjusting plates, a gathering top plate, and a gathering bottom plate. Several embedded assembly plates are slidably sleeved on the assembly rod. The top and bottom of the outer insulation upper layer, negative electrode plate, positive electrode plate, and outer insulation lower layer are all provided with embedded grooves that match the embedded assembly plates. The embedded assembly plates are disposed in two adjacent embedded grooves. A gathering bottom plate is fixedly installed at the bottom end of the assembly rod. The gathering bottom plate is in contact with the bottom of the outer insulation lower layer. A gathering top plate is slidably sleeved on the assembly rod. The gathering top plate is in contact with the top of the outer insulation upper layer.

[0006] Preferably, the assembly rod has several adjustment slots, and several embedded assembly plates are fixedly installed with adjustment plates, which are slidably installed in the corresponding adjustment slots.

[0007] Preferably, each of the several adjusting plates has a threaded hole at its top, and each of the several adjusting grooves has an extension hole on its inner top wall. Each of the several extension holes is rotatably connected to a lead screw, which is threaded into the corresponding threaded hole. Each of the several lead screws is fixedly connected to an adjusting wheel at its top, and each of the several adjusting wheels is rotatably mounted on the top of the assembly rod.

[0008] Preferably, a slider is fixedly installed on the gathering top plate, a groove is provided on the outer side of the assembly rod, the slider is slidably installed in the groove, a threaded hole is provided on the slider, and a lead screw is rotatably installed on the inner wall of the groove, the lead screw is threaded in the threaded hole.

[0009] Preferably, the assembly rod has a groove, a rotating wheel is rotatably installed in the groove, the top end of the second lead screw is fixedly installed on the rotating wheel, a ring plate is rotatably sleeved on the assembly rod, and an annular rack is fixedly installed on the inner ring of the ring plate, the annular rack meshing with the rotating wheel.

[0010] Preferably, an insulating film is fixedly connected to both the upper and lower outer insulating layers on their adjacent sides.

[0011] The present invention also provides a manufacturing process for the above-mentioned laminated busbar with insulating film bending, comprising the following steps: S1; Pass the assembly rod through the upper and lower outer insulation layers, and insert the assembly rod between the negative electrode plate and the intermediate insulation layer; S2: Manually adjust the ring plate. The ring plate rotates on the assembly rod and drives the inner ring rack to move. The ring rack drives the rotating wheel to rotate. The rotating wheel drives the lead screw two to rotate. The lead screw two drives the slider to move. The slider drives the gathering top plate to move. The gathering top plate and the gathering bottom plate can gather and fit the multi-layer structure together. At the same time, the embedded groove of each layer of structure contacts the embedded assembly plate, which can stably connect the structure between the upper outer insulation layer and the lower outer insulation layer. S3: Rotate the corresponding adjusting wheel, which will drive the corresponding lead screw to rotate. The lead screw controls the movement of the corresponding adjusting plate, which in turn drives the movement of the corresponding embedded assembly plate. This allows for adjustment of the spacing between the embedded assembly plates and adaptability to structures of different thicknesses.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: The present invention discloses a structure and manufacturing process of a laminated busbar with an insulating film bending. The laminated busbar has a highly adaptable connection structure and is highly efficient when connected with different insulating layers and positive and negative plates, thereby improving manufacturing and assembly efficiency.

[0013] The present invention discloses a structure and manufacturing process of a laminated busbar with an insulating film bend. The assembly rod passes through the upper and lower outer insulation layers and is inserted between the negative electrode plate and the intermediate insulation layer. The gathering top plate and gathering bottom plate can bring the multi-layer structure together and fit together. At the same time, the embedded groove of each layer of the structure contacts the embedded assembly plate, which can stably connect the structure between the upper and lower outer insulation layers. By rotating the corresponding adjustment wheel, the spacing of the embedded assembly plate can be adjusted to adapt to structures of different thicknesses. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of a laminated busbar with an insulating film bend proposed in this invention; Figure 2 This is a schematic diagram of the main structure of a laminated busbar with an insulating film bend proposed in this invention; Figure 3 This is a three-dimensional structural diagram of an assembly rod and assembly assembly of a laminated busbar with an insulating film bend, as proposed in this invention. Figure 4 for Figure 2 Enlarged view of point A in the middle; Figure 5 for Figure 4 Enlarged view of point B in the middle.

[0015] In the diagram: 1. Upper outer insulation layer; 2. Negative electrode plate; 3. Middle insulation layer; 4. Lower outer insulation layer; 5. Capacitor series plate; 6. Positive electrode plate; 7. Assembly rod; 71. Embedded assembly plate; 72. Adjustment plate; 73. Lead screw one; 74. Adjustment wheel; 75. Gathering bottom plate; 76. Gathering top plate; 761. Sliding block; 762. Lead screw two; 763. Rotating wheel; 764. Ring plate. Detailed Implementation

[0016] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments.

[0017] Unless otherwise defined, the technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention pertains. The terms “first,” “second,” and similar terms used in this patent specification and claims do not indicate any order, quantity, or importance, but are merely used to distinguish different components. Similarly, the terms “an” or “a,” and similar terms do not indicate a limitation of quantity, but rather indicate the presence of at least one.

[0018] Reference Figure 1-5 A structure of a laminated busbar with an insulating film bend includes an outer insulating upper layer 1, a negative electrode plate 2, an intermediate insulating layer 3, an outer insulating lower layer 4, a capacitor series plate 5, and a positive electrode plate 6. The tops of the outer insulating upper layer 1 and the outer insulating lower layer 4 are each provided with an assembly hole, and the same assembly rod 7 is installed in both assembly holes. The negative electrode plate 2 is connected to the bottom of the outer insulating upper layer 1. The positive electrode plate 6 and the capacitor series plate 5 are installed side-by-side on the top of the outer insulating lower layer 4. The intermediate insulating layer 3 is disposed between the negative electrode plate 2 and the positive electrode plate 6. The assembly assembly is connected to the positive electrode plate 6 and the negative electrode plate 2. A negative terminal is installed on the negative electrode plate 2, and a positive terminal is installed on the positive electrode plate 6. Several embedded assembly plates 71 are slidably sleeved on the assembly rod 7. The top and bottom of the outer insulating upper layer 1, the negative electrode plate 2, the positive electrode plate 6, and the outer insulating lower layer 4 are all provided with embedded fittings matching the embedded assembly plates 71. The mounting rod 7 has several adjustment slots, and each of the several embedded mounting plates 71 is fixedly mounted with an adjustment plate 72. The adjustment plate 72 is slidably mounted in the corresponding adjustment slot. Each of the several adjustment plates 72 has a threaded hole at its top, and each of the several adjustment slots has an extension hole on its top inner wall. Each of the several extension holes is rotatably connected with a lead screw 73, which is threaded into the corresponding threaded hole. Each of the several lead screws 73 is fixedly connected with an adjustment wheel 74 at its top, and each of the several adjustment wheels 74 is rotatably mounted on the top of the mounting rod 7. A gathering bottom plate 75 is fixedly mounted at the bottom of the mounting rod 7, and the gathering bottom plate 75 is in contact with the bottom of the lower outer insulation layer 4. A gathering top plate 76 is slidably sleeved on the mounting rod 7, and the gathering top plate 76 is in contact with the top of the upper outer insulation layer 1.

[0019] In this embodiment, a slider 761 is fixedly installed on the top plate 76. A groove is provided on the outer side of the assembly rod 7, and the slider 761 is slidably installed in the groove. A threaded hole 2 is provided on the slider 761. A lead screw 2 762 is rotatably installed on the inner wall of the groove. The lead screw 2 762 is threaded into the threaded hole 2. A groove is provided on the assembly rod 7, and a rotating wheel 763 is rotatably installed in the groove. The top end of the lead screw 2 762 is fixedly installed on the rotating wheel 763. A ring plate 764 is rotatably sleeved on the assembly rod 7. An annular rack is fixedly installed on the inner ring of the ring plate 764, and the annular rack meshes with the rotating wheel 763.

[0020] In this embodiment, insulating films are fixedly connected to the sides of the upper outer insulating layer 1 and the lower outer insulating layer 4 that are close to each other.

[0021] This embodiment also provides a manufacturing process for the laminated busbar with insulating film bending as described above, including the following steps: S1; The assembly rod 7 passes through the upper outer insulation layer 1 and the lower outer insulation layer 4, and the assembly rod 7 is inserted between the negative electrode plate 2 and the intermediate insulation layer 3; S2: Manually adjust the ring plate 764. The ring plate 764 rotates on the assembly rod 7 and drives the inner ring rack to move. The ring rack drives the rotating wheel 763 to rotate. The rotating wheel 763 drives the lead screw 762 to rotate. The lead screw 762 drives the slider 761 to move. The slider 761 drives the gathering top plate 76 to move. The gathering top plate 76 and the gathering bottom plate 75 can gather and fit the multi-layer structure together. At the same time, the embedded groove of each layer of structure is in contact with the embedded assembly plate 71, which can stably connect the structure between the outer insulation upper layer 1 and the outer insulation lower layer 4. S3: Rotate the corresponding adjusting wheel 74, which can drive the corresponding lead screw 73 to rotate. The lead screw 73 controls the movement of the corresponding adjusting plate 72, which in turn drives the movement of the corresponding embedded assembly plate 71. This allows for adjustment of the spacing of the embedded assembly plate 71 and adaptation to structures of different thicknesses.

[0022] In this embodiment, the assembly rod 7 passes through the upper outer insulation layer 1 and the lower outer insulation layer 4, and is inserted between the negative electrode plate 2 and the intermediate insulation layer 3. The ring plate 764 is manually adjusted, and the ring plate 764 rotates on the assembly rod 7, driving the inner ring rack to move. The ring rack drives the rotating wheel 763 to rotate, and the rotating wheel 763 drives the lead screw 762 to rotate. The lead screw 762 drives the slider 761 to move, and the slider 761 drives the gathering top plate 76 to move. The gathering top plate 76 and the gathering bottom plate 75 can gather and fit the multi-layer structure together. At the same time, the embedded groove of each layer of the structure is in contact with the embedded assembly plate 71, which can stably connect the structure between the upper outer insulation layer 1 and the lower outer insulation layer 4. The corresponding adjusting wheel 74 is rotated, and the adjusting wheel 74 can drive the corresponding lead screw 73 to rotate. The lead screw 73 controls the movement of the corresponding adjusting plate 72, and the adjusting plate 72 drives the movement of the corresponding embedded assembly plate 71. The spacing of the embedded assembly plate 71 can be adjusted to adapt to structures of different thicknesses.

[0023] The technological advancements of this invention compared to existing technologies are as follows: the stacked busbar of this invention has a highly adaptable connection structure, which is highly efficient when connected with different insulation layers and positive and negative plates, thereby improving manufacturing and assembly efficiency.

Claims

1. A structure of a laminated busbar with an insulating film bend, characterized in that, include: An outer insulating upper layer (1) and a negative electrode plate (2), wherein the negative electrode plate (2) is connected to the bottom of the outer insulating upper layer (1) and a negative terminal is installed on the negative electrode plate (2); The middle insulating layer (3), the outer insulating lower layer (4), the capacitor series plate (5) and the positive electrode plate (6) are arranged side by side on the top of the outer insulating lower layer (4). The middle insulating layer (3) is arranged between the negative electrode plate (2) and the positive electrode plate (6). The positive electrode plate (6) is equipped with a positive terminal. The top of the upper outer insulation layer (1) and the lower outer insulation layer (4) are provided with assembly holes, and the same assembly rod (7) is installed in the two assembly holes. The assembly rod (7) is provided with an assembly assembly, which is connected to the positive electrode plate (6) and the negative electrode plate (2). The assembly assembly includes several embedded assembly plates (71), several adjusting plates (72), a gathering top plate (76), and a gathering bottom plate (75). Several embedded assembly plates (71) are slidably sleeved on the assembly rod (7). The top and bottom of the outer insulation upper layer (1), negative electrode plate (2), positive electrode plate (6), and outer insulation lower layer (4) are all provided with embedded grooves that match the embedded assembly plates (71). The embedded assembly plates (71) are set in two adjacent embedded grooves. The gathering bottom plate (75) is fixedly installed at the bottom end of the assembly rod (7). The gathering bottom plate (75) is in contact with the bottom of the outer insulation lower layer (4). The gathering top plate (76) is slidably sleeved on the assembly rod (7). The gathering top plate (76) is in contact with the top of the outer insulation upper layer (1). The assembly rod (7) has several adjustment slots, and several embedded assembly plates (71) are fixedly installed with adjustment plates (72). The adjustment plates (72) are slidably installed in the corresponding adjustment slots. A threaded hole is provided on the top of several adjusting plates (72), an extension hole is provided on the inner wall of the top of several adjusting grooves, a lead screw (73) is rotatably connected in several extension holes, the lead screw (73) is threaded in the corresponding threaded hole, an adjusting wheel (74) is fixedly connected to the top of several lead screws (73), and several adjusting wheels (74) are rotatably installed on the top of the assembly rod (7); A slider (761) is fixedly installed on the gathering top plate (76). A sliding groove is provided on the outer side of the assembly rod (7). The slider (761) is slidably installed in the sliding groove. A threaded hole is provided on the slider (761). A screw rod (762) is rotatably installed on the inner wall of the sliding groove. The screw rod (762) is threaded in the threaded hole. The assembly rod (7) has a groove, and a rotating wheel (763) is rotatably installed in the groove. The top end of the lead screw (762) is fixedly installed on the rotating wheel (763). A ring plate (764) is rotatably sleeved on the assembly rod (7). A ring rack is fixedly installed on the inner ring of the ring plate (764), and the ring rack meshes with the rotating wheel (763).

2. The structure of a laminated busbar with an insulating film bend according to claim 1, characterized in that, The outer upper insulation layer (1) and the outer lower insulation layer (4) are both fixedly connected to an insulating film on the side that is close to each other.

3. The manufacturing process of the laminated busbar structure with insulating film bending according to claim 2, characterized in that, Includes the following steps: S1: Pass the assembly rod (7) through the upper outer insulation layer (1) and the lower outer insulation layer (4), and insert the assembly rod (7) between the negative electrode plate (2) and the intermediate insulation layer (3); S2: Manually adjust the ring plate (764). The ring plate (764) rotates on the assembly rod (7) and drives the inner ring rack to move. The ring rack drives the rotating wheel (763) to rotate. The rotating wheel (763) drives the screw rod (762) to rotate. The screw rod (762) drives the slider (761) to move. The slider (761) drives the gathering top plate (76) to move. The gathering top plate (76) and the gathering bottom plate (75) can gather and fit the multi-layer structure together. At the same time, the embedded groove of each layer of structure is in contact with the embedded assembly plate (71), which can stably connect the structure between the outer insulation upper layer (1) and the outer insulation lower layer (4). S3: Rotate the corresponding adjusting wheel (74), the adjusting wheel (74) can drive the corresponding lead screw (73) to rotate, the lead screw (73) controls the corresponding adjusting plate (72) to move, the adjusting plate (72) drives the corresponding embedded assembly plate (71) to move, the usage spacing of the embedded assembly plate (71) can be adjusted, and it can adapt to structures of different thicknesses.

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