CN220233325U

CN220233325U - Low-voltage automobile battery pack support

Info

Publication number: CN220233325U
Application number: CN202321886470.3U
Authority: CN
Inventors: 蔡辉辉
Original assignee: Fujian Pan Blue New Energy Technology Co ltd
Current assignee: Fujian Pan Blue New Energy Technology Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2023-12-22
Anticipated expiration: 2033-07-18

Abstract

The utility model provides a low-voltage automobile battery pack bracket which comprises a bracket, a battery cell group, a busbar group, a battery box and a battery cover, wherein a positive sign mark and a negative sign mark are arranged on one surface of the bracket, which is close to the battery cover, and a battery cell hole site is arranged in the bracket and is used for being matched with the placement of the battery cell group; a limiting block group is arranged on one surface of the support, which is close to the positive and negative sign marks, and is used for limiting and fixing the position of the battery cell group; the battery cover is provided with the fixing groove and the buckle, and the fixing groove and the buckle are used for limiting and installing the BMS battery management system.

Description

Low-voltage automobile battery pack support

Technical Field

The utility model relates to the technical field of battery packs, in particular to a low-voltage automobile battery pack bracket.

Background

The bracket of the battery pack belongs to an important part in the 12.8V battery pack, and compared with the traditional lead-acid storage battery, the lithium battery pack has the advantages of lighter weight, longer durability, larger capacity and more convenient production, so that the lithium battery is widely applied to various new energy industries, and the mounting mode of the bracket of the battery pack in the prior art is to fix the bracket through glue filling and sealing, and seal the bracket; however, the fixing mode of the bracket is complicated, and a tool jig is needed when the busbar is welded, so that the production requirement and the production period time are increased, the heat dissipation space of the battery cell group in the battery pack is small, and the space utilization rate is low.

Disclosure of Invention

The utility model provides a low-voltage automobile battery pack bracket which can effectively solve the problems.

The utility model is realized in the following way:

the utility model provides a low-voltage automobile battery pack bracket which comprises a bracket, a battery cell group, a busbar group, a battery box and a battery cover, wherein a positive sign mark and a negative sign mark are arranged on one surface of the bracket, which is close to the battery cover, and a battery cell hole site is arranged in the bracket and is used for being matched with the placement of the battery cell group; a limiting block group is arranged on one surface of the support, which is close to the positive and negative sign marks, and is used for limiting and fixing the position of the battery cell group; the bracket is provided with a fixing slot and a buckle close to the battery cover, and the fixing slot and the buckle are used for limiting the installation of the BMS battery management system.

As a further improvement, the electric core hole sites are arranged in the bracket in a rectangular arrangement, and a plurality of electric core hole sites are arranged, and the number of the electric core hole sites corresponds to the number of the electric core groups.

As a further improvement, one end of the electric core hole site, which is close to the sign mark position on the support, is connected with the limiting block, and the limiting block is a semicircular convex block and is provided with a plurality of limiting blocks.

As a further improvement, the bracket is provided with a limit rib for limiting and mounting at the joint of the bracket and the busbar group.

As a further improvement, the bracket is provided with a buckle at a position far away from the sign marks, and two sides of the buckle are provided with supporting blocks for supporting the BMS battery management system.

As a further improvement, the bracket is provided with a fixing slot for fixing and restraining the BMS battery management system near the buckle.

As a further improvement, the fixed slot is connected with a limiting plate.

As a further improvement, the support is provided with first reinforcing ribs for reinforcing the support structure at the cell hole sites, and the first reinforcing ribs are provided with a plurality of reinforcing ribs.

As a further improvement, the bracket, the cell hole site and the first reinforcing rib enclose a plurality of spaces, and the spaces are used for heat dissipation of the cell group.

As a further improvement, the bracket is provided with a second reinforcing rib for reinforcing the bracket structure at a position remote from the battery cover.

The beneficial effects of the utility model are as follows:

the utility model has reasonable structural design, stronger functionality, simple installation steps, fewer parts and components, and no need of fastening by using metal parts such as screws, nuts and the like so as to reduce the hidden trouble of failure; the lithium battery is used for replacing the lead-acid storage battery, so that the weight of the battery is reduced, and the service life is prolonged; by arranging the limiting ribs on the bracket, the bus bar group can be positioned more quickly when being installed without the aid of a tool jig, so that the production difficulty is reduced, and the production efficiency is improved; the fixing groove and the buckle are arranged on the bracket, so that the BMS battery management system is more convenient to install, and metal parts such as screws and nuts are not needed to be used for fastening; the limiting block is arranged on the bracket, so that the battery cell group can be conveniently installed and limited and fixed; the side wall of the bracket is provided with the reinforcing ribs, so that the structural strength of the bracket is enhanced, a square space for radiating the battery cell is formed, and the space utilization rate is improved; set up the strengthening rib in the support bottom, strengthened the structural strength of support bottom, promoted the bearing capacity of support.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the overall structure of a low-voltage automobile battery pack bracket according to the present utility model.

Fig. 2 is a schematic diagram of the top structure of a low voltage automobile battery pack bracket according to the present utility model.

Fig. 3 is a schematic view of the bottom structure of a low voltage battery pack bracket for a vehicle according to the present utility model.

In the figure: the battery pack comprises a 1-bracket, 11-battery cell hole sites, 12-limiting blocks, 13-limiting ribs, 14-first reinforcing ribs, 15-fixed slot positions, 16-buckles, 17-second reinforcing ribs, 2-battery cell groups, 3-bus bar groups, 4-battery boxes and 5-battery covers.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-3, a low voltage automotive battery pack holder comprising: the battery comprises a bracket 1, a battery cell group 2, a busbar group 3, a battery box 4 and a battery cover 5; the one side that support 1 is close to battery cover 5 is provided with positive and negative sign, and support 1 includes electric core hole site 11 for put and set up electric core group 2, electric core hole site 11 is the rectangle and arranges in support 1 to correspond electric core group 2 distribution setting, electric core hole site 11 is close to the one end of positive and negative sign and is connected with stopper 12, and stopper 12 is semicircle arc lug and is provided with a plurality of.

Further, the junction of support 1 and busbar group 3 is provided with spacing muscle 13, and spacing muscle 13 is used for restricting installation busbar group 3, and spacing muscle 13 corresponds the position setting of busbar group 3 respectively for the spacing installation welding of cooperation busbar group is fixed.

Further, the bracket 1 is provided with a fixed slot 15 and a buckle 16 far away from the sign mark, the fixed slot 15 and the buckle 16 are used for limiting the installation of the BMS battery management system, the fixed slot 15 is provided with 2 fixed slots at the corresponding position of the BMS battery management system, one of the fixed slots 15 is connected with a limiting plate, and two sides of the buckle 16 are provided with supporting blocks for supporting the BMS battery management system.

Further, the bracket 1 is provided with first reinforcing ribs 14 for reinforcing the structure of the bracket 1 at the position of the cell hole site 11, and the first reinforcing ribs 14 are provided with a plurality of reinforcing ribs; the bracket 1, the cell hole site 11 and the first reinforcing rib 14 enclose a plurality of spaces, and the spaces are used for heat dissipation of the cell group 2.

Further, the bracket 1 is provided with a second reinforcing rib 17 at a side remote from the battery cover 5 for reinforcing the structure of the bracket 1, the second reinforcing rib 17 enhancing the bottom supporting ability of the bracket 1.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The low-voltage automobile battery pack support comprises a support (1), a battery cell group (2), a busbar group (3), a battery box (4) and a battery cover (5), and is characterized in that positive and negative sign marks are arranged on one surface, close to the battery cover (5), of the support (1), a battery cell hole site (11) is arranged in the support (1), and the battery cell hole site (11) is used for being matched with the placement of the battery cell group (2); a limiting block group (12) is arranged on one surface of the support (1) close to the positive and negative sign marks, and the limiting block group (12) is used for limiting and fixing the position of the battery cell group (2); the bracket (1) is provided with a fixing groove (15) and a buckle (16) close to the battery cover (5), and the fixing groove (15) and the buckle (16) are used for limiting and installing the BMS battery management system.

2. The low-voltage automobile battery pack bracket according to claim 1, wherein the battery cell hole sites (11) are arranged in the bracket (1) in a rectangular arrangement, and a plurality of battery cell hole sites (11) are arranged, and the number of the battery cell hole sites (11) corresponds to the number of the battery cell groups (2).

3. The low-voltage automobile battery pack bracket according to claim 1, wherein the electric core hole site (11) is connected with the limiting block group (12) near one end of the positive and negative sign mark on the bracket (1), and the limiting block group (12) is a semicircular arc-shaped protruding block and is provided with a plurality of limiting block groups.

4. A low voltage automotive battery pack holder according to claim 1, characterized in that the holder (1) is provided with a stop rib (13) for a stop mounting at the connection with the busbar group (3).

5. The low-voltage automobile battery pack bracket according to claim 1, wherein the bracket (1) is provided with a buckle (16) at a position far away from the sign marks, and two sides of the buckle (16) are provided with supporting blocks for supporting a BMS battery management system.

6. A low voltage automotive battery pack holder according to claim 1, characterized in that the holder (1) is provided with a fixing slot (15) near the catch (16) for fixing and restraining a BMS battery management system.

7. The low voltage automobile battery pack bracket according to claim 6, wherein the fixing groove (15) is connected with a limiting plate.

8. The low-voltage automobile battery pack bracket according to claim 1, wherein the bracket (1) is provided with first reinforcing ribs (14) for reinforcing the structure of the bracket (1) at the cell hole sites (11), and the first reinforcing ribs (14) are provided in a plurality.

9. The low-voltage automobile battery pack bracket according to claim 1, wherein the bracket (1), the battery cell hole site (11) and the first reinforcing rib (14) enclose a plurality of spaces, and the spaces are used for heat dissipation of the battery cell group (2).

10. A low voltage automotive battery pack holder according to claim 1, characterized in that the holder (1) is provided with second reinforcing ribs (17) at a distance from the battery cover (5) for reinforcing the structure of the holder (1).