Wire harness isolation plate and battery module

Abstract

The utility model discloses a wire harness isolation plate, which comprises an isolation plate body, an aluminum bar, a sampling wire harness and a ribbon, the aluminum bar is arranged on the isolation plate body, the sampling wire harness comprises at least one sampling wire, one end of the sampling wire is arranged on the aluminum bar, the isolation plate body is provided with a first through hole and a second through hole, and the first through hole is communicated with the second through hole. The first through hole and the second through hole are arranged at an interval, a wire arranging part is formed between the first through hole and the second through hole, the sampling wire harness is arranged on the wire arranging part, and the ribbon penetrates through the first through hole and the second through hole, so that the sampling wire harness is fixed on the wire arranging part through the ribbon. The wire harness isolation plate disclosed by the utility model is simple in structure, low in processing cost, small in thickness and smaller in occupied height space of a battery module, so that the wire harness isolation plate is beneficial to improving the space integration level of the battery module.

Description

Technical Field

[0001] The utility model relates to the technical field of batteries, in particular to a wiring harness isolation plate and a battery module. Background Art

[0002] With the rapid development of the new energy industry, the application of energy storage batteries in various fields has gradually become popular. Among them, the battery module is the core component of the energy storage battery. In order to protect and isolate the wiring harness in the battery module, a wiring harness isolation plate is provided on the battery module.

[0003] However, the existing wiring harness isolation plate is usually made of injection molded parts, and an integrally molded snap-on structure is provided on the wiring harness isolation plate to fix the wiring harness. This not only leads to high production costs of the wiring harness isolation plate, but also causes the existing wiring harness isolation plate to be relatively thick, so that the existing wiring harness isolation plate occupies a large space in the height direction of the battery module, which causes the existing wiring harness isolation plate to reduce the spatial integration of the battery module. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a wiring harness isolation plate and a battery module to solve the problem that the existing wiring harness isolation plate has high production cost and the existing wiring harness isolation plate has large thickness and compresses the height space of the battery module.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a wire harness isolation plate, which includes an isolation plate body, an aluminum bar, a sampling wire harness and a cable tie, the aluminum bar is arranged on the isolation plate body, the sampling wire harness includes at least one sampling line, one end of the sampling line is arranged on the aluminum bar, the isolation plate body is provided with a first through hole and a second through hole, the first through hole and the second through hole are arranged at intervals, a cable arrangement portion is formed between the first through hole and the second through hole, the sampling wire harness is arranged on the cable arrangement portion, and the cable tie passes through the first through hole and the second through hole so that the sampling wire harness is fixed to the cable arrangement portion through the cable tie.

[0006] Furthermore, it also includes a fixed block, which is arranged on the isolation plate body and adjacent to the aluminum bar. The fixed block is provided with a wire hole, and the sampling wire bundle includes temperature sampling wires arranged in pairs, and the temperature sampling wires arranged in pairs pass through the wire hole.

[0007] Furthermore, the fixing block is provided with an opening which is communicated with the wire hole.

[0008] Furthermore, it also includes rivets. A first fixing hole is opened on the isolation plate body, and a second fixing hole is opened on the aluminum bar corresponding to the first fixing hole. The rivet passes through the first fixing hole and the second fixing hole so that the aluminum bar is fixed to the isolation plate body through the rivet.

[0009] Furthermore, a pole hole is opened on the isolation plate body, and the aluminum cover is arranged on the pole hole.

[0010] Furthermore, the pole hole includes a first pole hole and a second pole hole, the first pole hole and the second pole hole are spaced apart, the aluminum bar includes a first connecting portion and a second connecting portion, the first connecting portion is covered on the first pole hole, and the second connecting portion is covered on the second pole hole.

[0011] Furthermore, the aluminum bar also includes a bending portion, and the bending portion is arranged between the first connecting portion and the second connecting portion.

[0012] Furthermore, the thickness of the isolation plate body is 0.6-0.8 mm.

[0013] Furthermore, it comprises a plurality of the aluminum bars, and the plurality of the aluminum bars are arranged on the isolation plate body in an alternating manner.

[0014] Another object of the utility model is to provide a battery module, which includes an end plate, a steel belt, a battery cell and the above-mentioned wiring harness isolation plate, wherein the wiring harness isolation plate is arranged on the top of the battery cell, the battery cell is provided with a pole, the pole is connected to the aluminum bar, the end plates are arranged on opposite sides of the battery cell, and the steel belt is sleeved on the outer side of the battery cell and the end plate.

[0015] The beneficial effects of the present invention are as follows: the overall thickness of the isolation plate body of the wiring harness isolation plate described in the present invention is small, and only the first through hole and the second through hole need to be opened on the isolation plate body, that is, the isolation plate body can be used to fix the sampling harness through a cable tie. The structure of the wiring harness isolation plate is simple and the production cost is low. In addition, the thickness of the cable tie is smaller than the thickness of the integrally formed snap-on structure on the existing wiring harness isolation plate, and the overall thickness of the wiring harness isolation plate described in the present invention is smaller, thereby reducing the height space occupied by the wiring harness isolation plate on the battery module and correspondingly improving the spatial integration of the battery module. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic structural diagram of a wiring harness isolation plate according to the utility model in one embodiment;

[0017] Figure 2 for Figure 1 Schematic diagram of part A;

[0018] Figure 3 for Figure 2 The structural diagram of the fixed block;

[0019] Figure 4 for Figure 1 Structural explosion diagram of the center harness isolation plate;

[0020] Figure 5 for Figure 4 Schematic diagram of part B;

[0021] Figure 6 for Figure 1 Schematic diagram of the structure of the Chalco bus;

[0022] Figure 7 It is a schematic structural diagram of a battery module according to the utility model in one embodiment.

[0023] Description of labels:

[0024] 1. Isolation plate body; 11. First through hole; 12. Second through hole; 13. Wire arrangement portion; 14. First fixing hole; 15. Post hole; 151. First post hole; 152. Second post hole

[0025] 2. Aluminum bar; 21. Second fixing hole; 22. First connecting part; 23. Second connecting part; 24. Bending part

[0026] 3. Sampling harness; 31. Temperature sampling line

[0027] 4. Cable ties;

[0028] 5. fixing block; 51. wire hole; 52. opening;

[0029] 6. Rivets;

[0030] 7. End plate;

[0031] 8. Steel belt;

[0032] 9. Battery cell. DETAILED DESCRIPTION

[0033] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0034] Please refer to Figures 1 to 7A wire harness isolation plate comprises an isolation plate body 1, an aluminum bar 2, a sampling wire harness 3 and a cable tie 4, wherein the aluminum bar 2 is arranged on the isolation plate body 1, the sampling wire harness 3 comprises at least one sampling line, one end of the sampling line is arranged on the aluminum bar 2, the isolation plate body 1 is provided with a first through hole 11 and a second through hole 12, the first through hole 11 and the second through hole 12 are arranged at intervals, a cable arrangement portion 13 is formed between the first through hole 11 and the second through hole 12, the sampling wire harness 3 is arranged on the cable arrangement portion 13, and the cable tie 4 passes through the first through hole 11 and the second through hole 12 so that the sampling wire harness 3 is fixed to the cable arrangement portion 13 through the cable tie 4.

[0035] From the above description, it can be seen that the beneficial effects of the utility model are: the overall thickness of the isolation plate body 1 of the wiring harness isolation plate described in the utility model is small, and only the first through hole 11 and the second through hole 12 need to be opened on the isolation plate body 1, that is, the isolation plate body 1 can fix the sampling harness 3 through the cable tie 4, and the wiring harness isolation plate has a simple structure and low production cost; in addition, the thickness of the cable tie 4 is smaller than the thickness of the integrally formed snap-on structure on the existing wiring harness isolation plate, and the overall thickness of the wiring harness isolation plate described in the utility model is smaller, thereby reducing the height space occupied by the wiring harness isolation plate in the battery module, and correspondingly improving the spatial integration of the battery module.

[0036] Furthermore, it also includes a fixed block 5, which is arranged on the isolation plate body 1, and the fixed block 5 is arranged adjacent to the aluminum bar 2. The fixed block 5 is provided with a wire hole 51, and the sampling wire harness 3 includes temperature sampling wires 31 arranged in pairs, and the temperature sampling wires 31 arranged in pairs all pass through the wire hole 51.

[0037] It can be seen from the above description that the fixing block 5 can fix the temperature sampling lines 31 arranged in pairs, so as to facilitate the operator to bond one end of the temperature sampling lines 31 arranged in pairs to the aluminum bar 2.

[0038] Furthermore, the fixing block 5 is provided with an opening 52 which is communicated with the wire hole 51 .

[0039] It can be seen from the above description that the temperature sampling line 31 can more easily enter the line hole 51 through the opening 52 .

[0040] Furthermore, it also includes a rivet 6. A first fixing hole 14 is opened on the isolation plate body 1, and a second fixing hole 21 is opened on the aluminum bar 2 corresponding to the first fixing hole 14. The rivet 6 passes through the first fixing hole 14 and the second fixing hole 21 in sequence, so that the aluminum bar 2 is fixed to the isolation plate body 1 through the rivet 6.

[0041] From the above description, it can be seen that the aluminum bar 2 and the isolation plate body 1 are fixed by rivets 6. Compared with the existing wiring harness isolation plate in which the aluminum bar 2 is glued to the isolation plate body 1, the wiring harness isolation plate described in the utility model will not cause the aluminum bar 2 and the isolation plate body 1 to debond and fall off due to the heat generated by the battery module. Therefore, the wiring harness isolation plate provided by the utility model has higher reliability.

[0042] In some preferred embodiments of the present invention, the rivet 6 can fix the battery cell 9, the isolation plate body 1 and the aluminum bar 2, and make the three fit tightly together, which is beneficial to saving the height space of the battery module and making the structural fixity of the battery module higher.

[0043] Furthermore, a pole hole 15 is opened on the isolation plate body 1 , and the aluminum bar 2 is covered on the pole hole 15 .

[0044] It can be seen from the above description that the pole of the battery cell 9 of the battery module can pass through the pole hole 15 and be connected to the aluminum bar 2.

[0045] Furthermore, the pole hole 15 includes a first pole hole 151 and a second pole hole 152, the first pole hole 151 and the second pole hole 152 are arranged at intervals, and the aluminum bar 2 includes a first connecting portion 22 and a second connecting portion 23, the first connecting portion 22 is covered on the first pole hole 151, and the second connecting portion 23 is covered on the second pole hole 152.

[0046] From the above description, it can be seen that the battery

[0047] Furthermore, the aluminum bar 2 also includes a bending portion, and the bending portion is arranged between the first connecting portion 22 and the second connecting portion 23.

[0048] Furthermore, the thickness of the isolation plate body 1 is 0.6-0.8 mm.

[0049] It can be seen from the above description that the isolation plate body 1 is thin and has a simple structure, and the isolation plate body 1 is easy to perform hole drilling processing.

[0050] In some preferred embodiments of the present invention, the isolation board body 1 can be made of a 0.7 mm PC board.

[0051] Furthermore, it comprises a plurality of the aluminum bars 2, and the plurality of the aluminum bars 2 are arranged on the isolation plate body 1 in an interlaced manner.

[0052] Another object of the utility model is to provide a battery module, which includes an end plate 7, a steel belt 8, a battery cell 9 and the above-mentioned wiring harness isolation plate, wherein the wiring harness isolation plate is arranged on the top of the battery cell 9, the battery cell 9 is provided with a pole, and the pole is connected to the aluminum bar 2, the end plates 7 are provided on the opposite sides of the battery cell 9, and the steel belt 8 is sleeved on the outer side of the battery cell 9 and the end plate 7.

[0053] Embodiment 1

[0054] Please refer to Figures 1 to 6 The first embodiment of the utility model is: a wire harness isolation plate, comprising an isolation plate body 1, an aluminum bar 2, a sampling wire harness 3 and a cable tie 4, wherein the isolation plate body 1 is made of a PC board with a thickness of 0.7 mm, the aluminum bar 2 is arranged on the isolation plate body 1, and the sampling wire harness 3 includes a voltage sampling line and a temperature sampling line 31 arranged in pairs, one end of the voltage sampling line and the temperature sampling line 31 is arranged on the aluminum bar 2, the voltage sampling line collects the voltage of the battery cell 9 connected to the aluminum bar 2, and the temperature sampling line collects the voltage of the battery cell 9 connected to the aluminum bar 2. The sampling line 31 collects the temperature of the aluminum bar 2. The isolation plate body 1 is provided with a first through hole 11 and a second through hole 12. The first through hole 11 and the second through hole 12 are arranged at intervals, and a wiring arrangement portion 13 is formed between the first through hole 11 and the second through hole 12. The sampling harness 3 is arranged on the wiring arrangement portion 13. The cable tie 4 passes through the first through hole 11 and the second through hole 12 so that the cable tie 4 bundles the sampling harness 3 on the wiring arrangement portion 13, that is, the sampling harness 3 is fixed to the wiring arrangement portion 13 through the cable tie 4.

[0055] Please refer to Figure 2 and Figure 3 In the first embodiment, the harness isolation plate further comprises a fixing block 5, which is arranged on the isolation plate body 1 and adjacent to the aluminum bar 2. The fixing block 5 is provided with a wire hole 51, through which the temperature sampling wires 31 arranged in pairs pass, so that the portions of the temperature sampling wires 31 arranged in pairs close to their sensing ends can be fixed by the fixing block 5, thereby facilitating the operator to bond the temperature sampling wires 31 arranged in pairs to the aluminum bar 2. In order to facilitate the operator to put the temperature sampling wires 31 into the wire hole 51, an opening 52 penetrating the wire hole 51 is also provided on the fixing block 5.

[0056] In the first embodiment of the present invention, the wiring harness isolation plate also includes a rivet 6, wherein a first fixing hole 14 is opened on the isolation plate body 1, and a second fixing hole 21 is opened on the aluminum bar 2 corresponding to the first fixing hole 14, and the rivet 6 passes through the first fixing hole 14 and the second fixing hole 21, so that the aluminum bar 2 is fixed to the isolation plate body 1 through the rivet 6.

[0057] Please refer to Figure 1 In the first embodiment, the wiring harness isolation plate includes a plurality of aluminum bars 2, and the plurality of aluminum bars 2 are arranged on the isolation plate body 1 in an interlaced manner.

[0058] The above-mentioned wiring harness isolation plate can be specifically applied to a battery module, wherein the battery module includes an end plate 7, a steel belt 8, a battery cell 9 and the above-mentioned wiring harness isolation plate, the wiring harness isolation plate is arranged on the top of the battery cell 9, the battery cell 9 is provided with a pole, a pole hole 15 is opened on the isolation plate body 1, an aluminum bar 2 cover is arranged on the pole hole 15, the pole passes through the pole hole 15, and the pole is connected to the aluminum bar 2, end plates 7 are provided on the opposite sides of the battery cell 9, and the steel belt 8 is sleeved on the outer side of the battery cell 9 and the end plate 7, so that the steel belt 8 plays a role in bundling and fixing the battery cell 9 and the end plate 7.

[0059] Please refer to Figure 4 and Figure 6 It can be seen that in the first embodiment, the pole hole 15 includes a first pole hole 151 and a second pole hole 152, the first pole hole 151 and the second pole hole 152 are arranged at intervals, and the aluminum bar 2 includes a first connecting portion 22 and a second connecting portion 23, wherein the first connecting portion 22 is covered on the first pole hole 151, and the second connecting portion 23 is covered on the second pole hole 152, and a bending portion 24 is provided between the first connecting portion 22 and the second connecting portion 23.

[0060] To sum up, the overall thickness of the isolation plate body 1 of the wiring harness isolation plate described in the utility model is small, and only the first through hole 11 and the second through hole 12 need to be opened on the isolation plate body 1, that is, the isolation plate body 1 can fix the sampling harness 3 through the cable tie 4. The structure of the wiring harness isolation plate is simple and the production cost is low. In addition, the thickness of the cable tie 4 is smaller than the thickness of the integrally formed buckle structure on the existing wiring harness isolation plate. The overall thickness of the wiring harness isolation plate described in the utility model is smaller, thereby reducing the height space of the battery module occupied by the wiring harness isolation plate and correspondingly improving the spatial integration of the battery module.

[0061] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A wiring harness isolation plate, characterized in that: It includes an isolation plate body, an aluminum bar, a sampling wire harness and a cable tie, the aluminum bar is arranged on the isolation plate body, the sampling wire harness includes at least one sampling wire, one end of the sampling wire is arranged on the aluminum bar, the isolation plate body is provided with a first through hole and a second through hole, the first through hole and the second through hole are arranged at intervals, a cable arrangement portion is formed between the first through hole and the second through hole, the sampling wire harness is arranged on the cable arrangement portion, and the cable tie passes through the first through hole and the second through hole so that the sampling wire harness is fixed to the cable arrangement portion through the cable tie.

2. The wire harness isolation plate according to claim 1, characterized in that: It also includes a fixed block, which is arranged on the isolation plate body and adjacent to the aluminum bar. The fixed block is provided with a wire hole, and the sampling wire bundle includes temperature sampling wires arranged in pairs, and the temperature sampling wires arranged in pairs pass through the wire hole.

3. The wire harness isolation plate according to claim 2, characterized in that: The fixing block is provided with an opening which is communicated with the wire hole.

4. The wire harness isolation plate according to claim 1, characterized in that: It also includes rivets. A first fixing hole is opened on the isolation plate body, and a second fixing hole is opened on the aluminum bar corresponding to the first fixing hole. The rivet passes through the first fixing hole and the second fixing hole so that the aluminum bar is fixed to the isolation plate body through the rivet.

5. The wire harness isolating plate according to claim 1, characterized in that: The isolation plate body is provided with a pole hole, and the aluminum cover is arranged on the pole hole.

6. The wire harness isolating plate according to claim 5, characterized in that: The pole hole includes a first pole hole and a second pole hole, the first pole hole and the second pole hole are arranged at intervals, the aluminum bar includes a first connecting portion and a second connecting portion, the first connecting portion covers the first pole hole, and the second connecting portion covers the second pole hole.

7. The wire harness isolating plate according to claim 6, characterized in that: The aluminum bar also includes a bending portion, and the bending portion is arranged between the first connecting portion and the second connecting portion.

8. The wire harness isolating plate according to claim 1, characterized in that: The thickness of the isolation plate body is 0.6-0.8 mm.

9. The wire harness isolating plate according to claim 1, characterized in that: It comprises a plurality of aluminum bars, which are arranged on the isolation plate body in an alternating manner.

10. A battery module, characterized in that: It comprises an end plate, a steel strip, a battery cell and a wiring harness isolation plate as described in any one of claims 1 to 9, wherein the wiring harness isolation plate is arranged on the top of the battery cell, the battery cell is provided with a pole, the pole is connected to an aluminum bar, the end plates are arranged on opposite sides of the battery cell, and the steel strip is sleeved on the outer sides of the battery cell and the end plate.

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