CN211182352U

CN211182352U - Electrical isolation board and battery module

Info

Publication number: CN211182352U
Application number: CN201922236230.9U
Authority: CN
Inventors: 宁兴广; 郑伟伟; 张波; 韦德初; 胡余华; 贺月辉
Original assignee: Sunwoda Electric Vehicle Battery Co Ltd
Current assignee: Xinwangda Power Technology Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-04
Anticipated expiration: 2029-12-13

Abstract

The present disclosure relates to an electrical separator and a battery module, the electrical separator includes an electrical separator body and a protruding portion, the protruding portion is rotatably connected to the electrical separator body. Through the rotatable coupling between the main part that has set up the electrical isolation board and the bulge, make connector direct mount on battery module surface, saved assembly space, avoid connector and each device to produce the collision in the installation.

Description

Electrical isolation board and battery module

Technical Field

The utility model relates to an electric automobile battery field specifically relates to an electrical isolation board and battery module.

Background

In the electric vehicle battery technology, the connector is usually connected with a flexible circuit board for detecting the voltage, the current and the temperature of the battery and preventing the battery from being out of control to generate potential safety hazards. At present, two connector fixing modes are provided, namely, the connector is fixed above an electrical isolation plate, and the connector protrudes out of the surface of the electrical isolation plate in the mode, so that the size of a module is increased; another method is to directly mount the connector on the side protrusion of the electrical isolation board, which makes the connector protrude and hang on the battery module, and during the assembly process, the connector and the protrusion are easy to collide, resulting in breakage.

SUMMERY OF THE UTILITY MODEL

The present disclosure provides an electrical isolation plate and a battery module, which can attach a connector to a main body of the battery module, so that the connector is not easily collided and the assembly space is saved.

In order to achieve the above object, a first aspect of the present disclosure provides an electrical isolation board including an electrical isolation board body and a protruding portion rotatably connected to the electrical isolation board body.

Optionally, the protrusion may be rotated to form an angle of 60 ° to 120 ° with the electrical isolation plate body.

Optionally, the protruding portion and the electrical isolation plate body are connected through a connecting portion.

Optionally, the connecting portion is a polypropylene thin layer.

Optionally, the electrical isolation plate has opposite first and second ends, and the protrusion is connected at an intermediate position of the first or second end.

Optionally, the protruding portion is provided with a limiting column, and the limiting column is an inverted hook-shaped column body protruding out of the surface of the protruding portion.

Optionally, the electrical isolation plate body is provided with a plurality of through slots.

Optionally, the through grooves are uniformly arranged at intervals on two sides of the electrical isolation plate.

A second aspect of the present disclosure provides a battery module, which includes a connector, a flexible circuit board, a module main body, and the electrical isolation board described above; the electrical isolation plate is arranged at the top end of the module main body; the flexible circuit board is arranged above the electrical isolation plate and is connected with the module main body through the through groove; the connector is connected with the flexible circuit board and is fixed on the protruding part of the electrical isolation board through the limiting part; the protruding part is perpendicular to the electric isolation plate body.

Optionally, the module main body includes an end plate, a thickness of the end plate is identical to a thickness of the connector, and the end plate and the connector are in the same plane when the connector is fixed to the module main body.

This is disclosed through the rotatable coupling between the main part that has set up the electrical isolation board and the bulge, makes connector direct mount on battery module surface, has saved assembly space, avoids connector and each device to produce the collision in the installation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

fig. 1 is a schematic structural view of a battery module according to an embodiment;

FIG. 2 is a schematic view of an embodiment of an electrical isolation panel;

FIG. 3 is an enlarged view of a portion of FIG. 2;

description of the reference numerals

1. A flexible circuit board; 2. a connector; 3. an electrical isolation plate; 31 an electrical separator plate body; 32. a projection; 33. a connecting portion; 34. a through groove; 35. a first end; 36. a second end; 37. a limiting column; 4. a module main body; 41. and an end plate.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, the use of directional terms such as "upper, lower, left, right" in the absence of a contrary indication generally refers to the upper, lower, left, right of the drawings in the specification.

Referring to fig. 1 to 3, a first aspect of the present disclosure provides an electrical isolation board including an electrical isolation board body 31 and a protrusion 32, the protrusion 32 being rotatably connected to the electrical isolation board body 31. The projection 32 is used for mounting the connector 2.

Further, the protrusion 32 can rotate to form an included angle of 60 degrees to 120 degrees with the electrical isolation board body 31, and rotate to any angle in the interval according to the fixed position of the connector 2.

Further, the protruding portion 32 and the electrical isolation plate body 31 are connected by a connecting portion 33.

Further, the connection portion 33 is a polypropylene thin layer. The material of the connecting portion 33 is the same as the material of the electrical isolation plate body 31 and the protruding portion 32, so that the connecting portion 33 can rotate without breaking.

Further, the electrical isolation plate 3 has a first end 35 and a second end 36 opposite to each other, and the protrusion 32 is connected at an intermediate position of the first end 35 or the second end 36. The first end 35 or the second end 36 is located on the same side as the end plate 41 on the module main body 4.

Further, be provided with spacing post 37 on the bulge 32, spacing post 37 is the barb form cylinder of protrusion in bulge 32 surface, and spacing post 37 quantity can be a plurality ofly, is located bulge 32 all around, can just hold connector 2 to block connector 2.

Further, the electrical isolation plate body 31 is provided with a plurality of through slots 34 for exposing the electrodes. The through slots 34 are uniformly spaced at two sides of the electrical isolation plate 3, as shown in fig. 2, the through slots 34 may be square, two rows of the through slots 34 are arranged on the electrical isolation plate body 31, and the number of the through slots 34 in each row may be 6.

A second aspect of the present disclosure provides a battery module including a connector 2, a flexible circuit board 1, a module main body 4, and an electrical isolation plate 3 above; the electric isolation plate 3 is arranged at the top end of the module main body 4; the flexible circuit board 1 is arranged above the electrical isolation plate 3, and the flexible circuit board 1 is connected with the module main body 4 through the through groove 34; the connector 2 is connected with the flexible circuit board 1, and the connector 2 is fixed on the convex part 32 of the electric isolation plate 3 through a limiting column 37; the protrusion 32 is perpendicular to the electrical isolation plate body 31.

When the protruding part 32 rotates downwards, the protruding part 32 and the electrical isolation board body 31 form 90 degrees, the part of the flexible circuit board 1 connected with the connector 2 also rotates downwards, at the moment, the protruding part 32 is attached to the module main body 4 and is bonded and fixed by glue, and the connector 2 integrally falls on the side wall of the module main body 4, so that the space is saved.

Further, the module main body 4 includes the end plate 41, the thickness of the end plate 41 is the same as the thickness of the connector 2, and the end plate 41 is in the same plane as the connector 2 when the connector 2 is fixed to the module main body 4. The height of the end plate 41 is two thirds of the height of the module body 4, and a concave area is formed on the surface of the module body 4 which is not covered by the end plate 41, so that the connector 2 can be installed and fixed. The electrical isolation board bulge 32 is just located the first end 35 intermediate position of electrical isolation board, and on the bulge 32 rotated to module main body 4, just fallen on the recessed region on module main body 4 surface, not only saved assembly space, still effectively prevented the potential safety hazard that the connector 32 collided the production.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure. For example, the polypropylene sheet of the connection portion may be changed to a rivet connection, a rope connection, or the like.

It should be noted that the various features described in the above embodiments can be combined in any suitable manner without departing from the scope of the invention, for example, the projecting portion of the electrical isolation plate and the electrical isolation plate body need not be connected, but only need to be fixed to the module body. In order to avoid unnecessary repetition, various possible combinations will not be separately described in this disclosure.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. An electrical separator plate comprising an electrical separator plate body and a projection rotatably connected to the electrical separator plate body.

2. The electrical separator plate of claim 1 wherein the projections are rotatable to an angle of 60 ° to 120 ° with the electrical separator plate body.

3. The electrical isolation panel as claimed in claim 1 or 2, wherein the protrusion is connected to the electrical isolation panel body by a connecting portion.

4. Electrical separator plate according to claim 3, characterized in that the connecting part is a thin layer of polypropylene.

5. The electrical separator plate of claim 1 wherein said electrical separator plate has opposite first and second ends, said projection being connected at an intermediate location of said first or second end.

6. The electrical isolation board of claim 1, wherein the protrusion is provided with a limiting post, and the limiting post is an inverted-hook-shaped post protruding from the surface of the protrusion.

7. The electrical separator plate of claim 1 wherein the electrical separator plate body defines a plurality of through slots.

8. The electrical separator plate of claim 7 wherein the through slots are evenly spaced on both sides of the electrical separator plate body.

9. A battery module comprising a connector, a flexible circuit board, a module main body, and the electrical isolation plate of any one of claims 1 to 8; the electrical isolation plate is arranged at the top end of the module main body; the flexible circuit board is arranged above the electrical isolation board; the connector is connected with the flexible circuit board and is fixed on the protruding part of the electric isolating plate; the protruding part is perpendicular to the electric isolation plate body.

10. The battery module according to claim 9, wherein the module body comprises end plates having a thickness corresponding to the thickness of the connector, the end plates being in the same plane as the connector when the connector is fixed to the module body.