Flexible circuit board for power battery

Abstract

The utility model is applicable to the technical field of flexible circuit boards, and provides a flexible circuit board for a power battery, which comprises a mounting plate and a flexible circuit board body arranged on the upper surface of the mounting plate, the surface of the flexible circuit board body is provided with a plurality of positioning openings matched with the positioning protruding blocks, and the upper surface of the mounting plate is fixedly connected with a fixing base located at the connecting end of the flexible circuit board body. According to the flexible circuit board for the power battery, the positioning openings sleeve the positioning bumps, so that the flexible circuit board body and the mounting plate can be positioned, the pressing plate is driven to rotate in cooperation with the elastic force of the torsional spring shaft, and the pressing plate is driven to rotate after the insulating pad abuts against the connecting end of the flexible circuit board body. Therefore, the connecting end of the flexible circuit board body can be well positioned, subsequent welding work is facilitated, and the flexible circuit board body and the mounting plate are prevented from deviating during assembly.

Description

TECHNICAL FIELD

[0001] The utility model belongs to flexible circuit board technical field especially relates to a flexible circuit board for power battery. BACKGROUND

[0002] The flexible circuit board of power battery is a kind of circuit board made with flexible copper-clad plate as base material, with the advantages of high wiring assembly density, good bending property, flexible process, lightweight and the like. It can be freely bent, wound, folded, and can be moved and stretched arbitrarily in three-dimensional space, so as to achieve the integration of component assembly and wire connection.

[0003] The flexible circuit board of power battery is mainly divided into single-layer, double-layer, multi-layer and soft and hard combination board, but the existing flexible circuit board of power battery mostly does not have positioning structure, and misalignment can occur during the assembly of flexible circuit board and mounting plate, which is not conducive to the installation of flexible circuit board. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of flexible circuit board for power battery, to solve the existing flexible circuit board of power battery, mostly does not have positioning structure, and misalignment can occur during the assembly of flexible circuit board and mounting plate.

[0005] The utility model is realized in this way, a kind of flexible circuit board for power battery, including mounting plate and the flexible circuit board body being set to its upper surface, the upper surface of the mounting plate is fixedly connected with several positioning lugs, the surface of the flexible circuit board body is equipped with several positioning ports matched with the positioning lugs;

[0006] The upper surface of the mounting plate is fixedly connected with the fixed seat located at the connecting end of the flexible circuit board body, a torsional spring shaft is rotatably arranged in the fixed seat, a pressing plate is fixedly connected to the surface of the torsional spring shaft, and an insulating pad is fixedly connected to the lower surface of the pressing plate and can abut against the upper surface of the flexible circuit board body.

[0007] Preferably, the upper surface of the pressing plate is fixedly connected with a break block, and the surface of the break block is provided with anti-skid lines.

[0008] Preferably, the surface of the mounting plate is fixedly connected with a heat dissipation edge, and the surface of the heat dissipation edge is provided with a plurality of heat dissipation grooves.

[0009] Preferably, the upper surface of the mounting plate is provided with a plurality of mounting holes, and the surface of the mounting plate is provided with a plurality of limiting openings.

[0010] Preferably, the surface of the flexible circuit board body is provided with a plurality of dispensing openings, and a plurality of the dispensing openings are uniformly and intervally arranged along the length direction of the flexible circuit board body.

[0011] Preferably, a plurality of said heat dissipation grooves are evenly spaced and arranged along the surface of said heat dissipation edge. Advantages

[0012] Compared with the prior art, the utility model has the advantages that: the utility model relates to a flexible circuit board for a power battery, the positioning opening is arranged outside the positioning protrusion, the flexible circuit board body and the mounting plate are positioned, the elastic force of the torsion spring shaft drives the pressing plate to rotate, the connecting end of the flexible circuit board body is better positioned after the insulating pad and the connecting end of the flexible circuit board body abut, the subsequent welding work is facilitated, the offset between the flexible circuit board body and the mounting plate during assembly is avoided, the positioning structure is increased, the convenience of the flexible circuit board body and the mounting plate during assembly is ensured, the installation efficiency of the flexible circuit board body is improved, and the finished product quality of the flexible circuit board body and the mounting plate after assembly is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a top view structural schematic diagram of the utility model;

[0014] Fig. 2 It is a structure schematic diagram of the torsion spring shaft and the pressing plate in the utility model;

[0015] Fig. 3 It is a structure schematic diagram of the heat dissipation edge and the heat dissipation groove.

[0016] In the drawing: 1, mounting plate; 2, flexible circuit board body; 3, positioning protrusion; 4, positioning opening; 5, heat dissipation groove; 6, fixed seat; 7, pressing plate; 8, moving block; 9, anti-skid line; 10, mounting hole; 11, insulating pad; 12, torsion spring shaft; 13, glue dispensing opening; 14, limiting opening; 15, heat dissipation edge. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will be further described in detail in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0018] Please refer to Figs. 1-3 The utility model provides a kind of technical scheme: a flexible circuit board for power battery, including mounting plate 1 and the flexible circuit board body 2 of being set on its upper surface, the upper surface of mounting plate 1 is fixedly connected with several positioning protrusions 3, the surface of flexible circuit board body 2 is equipped with several positioning openings 4 matched with positioning protrusion 3.

[0019] The upper surface of the mounting plate 1 is fixedly connected with a fixed seat 6 located at the connecting end of the flexible circuit board body 2, and a torsional spring shaft 12 is rotatably arranged in the fixed seat 6.

[0020] The surface of the torsional spring shaft 12 is fixedly connected with a pressing plate 7, and the lower surface of the pressing plate 7 is fixedly connected with an insulating pad 11 capable of abutting against the upper surface of the flexible circuit board body 2.

[0021] The positioning opening 4 is sleeved outside the positioning protrusion 3, so that the flexible circuit board body 2 and the mounting plate 1 are positioned, and the pressing plate 7 is driven to rotate by the elastic force of the torsional spring shaft 12, and after the insulating pad 11 abuts against the connecting end of the flexible circuit board body 2, the connecting end of the flexible circuit board body 2 is better positioned, which is beneficial to subsequent welding work.

[0022] The flexible circuit board body 2 and the mounting plate 1 are prevented from being deviated during assembly, the positioning structure is increased, the convenience of the flexible circuit board body 2 and the mounting plate 1 during assembly is ensured, the installation efficiency of the flexible circuit board body 2 is improved, and the finished product quality of the flexible circuit board body 2 and the mounting plate 1 after assembly is improved.

[0023] Further, the upper surface of the pressing plate 7 is fixedly connected with a prying block 8, and the surface of the prying block 8 is provided with anti-skid lines 9.

[0024] In this embodiment, the prying block 8 facilitates the rotation of the pressing plate 7, and the flexible circuit board body 2 can be placed on the upper surface of the mounting plate 1. After being placed, the pressing plate 7 is loosened, the pressing plate 7 is driven to rotate by the elastic force of the torsional spring shaft 12, and the insulating pad 11 abuts against the upper surface of the flexible circuit board body 2.

[0025] Further, the surface of the mounting plate 1 is fixedly connected with a heat dissipation edge 15, and the surface of the heat dissipation edge 15 is provided with a plurality of heat dissipation grooves 5. The plurality of heat dissipation grooves 5 are arranged in a ring shape and uniformly spaced apart along the surface of the heat dissipation edge 15.

[0026] In this embodiment, the heat dissipation edge 15 improves the heat dissipation performance of the mounting plate 1, the heat dissipation grooves 5 increase the contact surface between the heat dissipation edge 15 and the air, and the heat dissipation edge 15 has better heat dissipation effect.

[0027] Further, the upper surface of the mounting plate 1 is provided with a plurality of mounting holes 10, and the surface of the mounting plate 1 is provided with a plurality of limiting openings 14.

[0028] In this embodiment, the mounting holes 10 facilitate the assembly of the mounting plate 1, and the limiting openings 14 facilitate the positioning of the mounting plate 1 during assembly.

[0029] Further, the surface of the flexible circuit board body 2 is provided with a plurality of dispensing openings 13, and the plurality of dispensing openings 13 are arranged in a uniform and spaced apart manner along the length direction of the flexible circuit board body 2.

[0030] In the embodiment, the glue dispensing opening 13 facilitates the adhesion between the mounting plate 1 and the flexible circuit board body 2 after glue dispensing, and improves the stability of the flexible circuit board body 2 during use.

[0031] The working principle and use process of the utility model are as follows: after the utility model is installed, the positioning opening 4 is sleeved outside the positioning protrusion 3, the flexible circuit board body 2 and the mounting plate 1 are positioned, the elastic force of the torsion spring shaft 12 drives the pressing plate 7 to rotate, the connecting end of the flexible circuit board body 2 is better positioned after the insulating pad 11 abuts against the connecting end, the subsequent welding work is facilitated, the offset between the flexible circuit board body 2 and the mounting plate 1 during assembly is avoided, the positioning structure is increased, the convenience of the flexible circuit board body 2 and the mounting plate 1 during assembly is ensured, the installation efficiency of the flexible circuit board body 2 is improved, and the finished product quality after assembly of the flexible circuit board body 2 and the mounting plate 1 is improved.

[0032] The above only describes the preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A flexible circuit board for a power battery, comprising a mounting plate (1) and a flexible circuit board body (2) disposed on its upper surface, characterized in that: The upper surface of the mounting plate (1) is fixedly connected with a number of positioning protrusions (3), and the surface of the flexible circuit board body (2) is provided with a number of positioning ports (4) that are adapted to the positioning protrusions (3). The upper surface of the mounting plate (1) is fixedly connected to a fixing seat (6) located at the connection end of the flexible circuit board body (2). A torsion spring shaft (12) is rotatably arranged inside the fixing seat (6). A pressure plate (7) is fixedly connected to the surface of the torsion spring shaft (12). An insulating pad (11) that can abut against the upper surface of the flexible circuit board body (2) is fixedly connected to the lower surface of the pressure plate (7).

2. The flexible circuit board for power batteries as described in claim 1, characterized in that: The upper surface of the pressure plate (7) is fixedly connected to a prying block (8), and the surface of the prying block (8) is provided with anti-slip texture (9).

3. The flexible circuit board for power batteries as described in claim 1, characterized in that: The surface of the mounting plate (1) is fixedly connected to a heat dissipation edge (15), and the surface of the heat dissipation edge (15) is provided with a plurality of heat dissipation grooves (5).

4. A flexible circuit board for power batteries as described in claim 1, characterized in that: The upper surface of the mounting plate (1) is provided with a plurality of mounting holes (10), and the surface of the mounting plate (1) is provided with a plurality of limiting holes (14).

5. A flexible circuit board for power batteries as described in claim 1, characterized in that: The surface of the flexible circuit board body (2) is provided with a plurality of dispensing ports (13), and the plurality of dispensing ports (13) are evenly spaced along the length direction of the flexible circuit board body (2).

6. A flexible circuit board for power batteries as described in claim 3, characterized in that: The multiple heat dissipation slots (5) are evenly spaced and distributed in a ring along the surface of the heat dissipation edge (15).

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