CN215070255U

CN215070255U - Detachable multi-electric-core-module structure and power battery pack

Info

Publication number: CN215070255U
Application number: CN202120999512.9U
Authority: CN
Inventors: 钟鸿涛; 刘思; 代华; 晏磊; 曾鸿谨; 侯敏; 曹辉
Original assignee: Ruipu Energy Co Ltd; Shanghai Ruipu Energy Co Ltd
Current assignee: Shanghai Ruipuqing Innovative Energy Co Ltd; Rept Battero Energy Co Ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-07
Anticipated expiration: 2031-05-11

Abstract

The utility model provides a dismantled and assembled many mandrel block structure and power battery package, include: the battery cell group, the insulation protective strip and the bottom support; the bottom of the cell group is arranged with the insulation protection strip all around, the bottom of the cell group is connected with the insulation protection strip arranged in the bottom support, and the cell group and the bottom support are provided with the structural adhesive. The utility model discloses a many electric core module structure of U type collet need not use the structure again in the bottom surface of battery box and glue, changes the process after sale and only need change this many electric core module, need not change whole battery package, and to a great extent has reduced after sale cost, has alleviated after sale pressure.

Description

Detachable multi-electric-core-module structure and power battery pack

Technical Field

The utility model relates to a new forms of energy power battery field specifically, relates to dismantled and assembled many electric core module structure and power battery package.

Background

With the continuous development of new energy technology, the use of power battery systems is becoming very extensive. At present, more simple and convenient requirements are provided for the disassembly and the replacement of the battery module in the power battery pack. At present, structural adhesive is coated between a battery module and the bottom surface of a box body in a power battery pack, if a certain battery core in a system fails, the whole power battery pack or the whole power battery system can only be replaced, and the mode causes huge after-sale cost.

Patent document CN112072026A discloses a power battery pack, which includes a case cover assembly, a battery tray assembly, a high-voltage electrical component, a battery core, a high-voltage bus bar, a sampling harness, an insulation protection component, a BMS component, and a pipeline; the insulation protection component is located the case lid assembly with between the battery tray assembly, the battery tray assembly includes outer tray and inner tray, is equipped with a plurality of vertically and horizontally staggered's baffle on the inner tray, and a plurality of baffles enclose into a plurality of recesses that are used for holding the battery core, and high-voltage electrical component installs the side of inner tray, high-voltage bus, sampling pencil, BMS unit mount are between insulation protection component and inner tray, insulation protection component and inner tray fixed connection, high-voltage bus is arranged and is used for connecting the free output utmost point post of electric core in order to constitute required series-parallel connection form, sampling pencil respectively with battery core and BMS unit electric connection.

Patent document CN111403635A discloses a power battery pack. The power battery pack comprises a shell, a core pack and a top cover assembly, wherein an opening is formed in at least one end face of the shell along two end faces of a first direction, a plurality of clapboards are arranged in the shell along a second direction at intervals, the second direction is perpendicular to the first direction, the plurality of clapboards divide the interior of the shell into a plurality of containing cavities, the number of the core pack is corresponding to the number of the containing cavities, the core pack is arranged in the containing cavities, the opening is sealed through the top cover assembly, and a positive pole lug and a negative pole lug of the core pack are connected with the top cover assembly.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a dismantled and assembled many electric core modular structure and power battery package.

According to the utility model provides a pair of dismantled and assembled many mandrel block structure, include: the battery cell group, the insulation protective strip and the bottom support;

the bottom of the cell group is arranged with the insulation protection strip all around, the bottom of the cell group is connected with the insulation protection strip arranged in the bottom support, and the cell group and the bottom support are provided with the structural adhesive.

Preferably, the insulation protection strip is bent into an L shape, one part of the insulation protection strip is arranged on the side surface of the electric core group, and the other part of the insulation protection strip is arranged on the bottom surface of the electric core group.

Preferably, the bottom middle part of the electric core group is not provided with the insulation protection strip.

Preferably, a blue film is arranged on the outer side of the electric core group, and the blue film is prevented from being punctured by the bottom support through the insulating protection strip.

Preferably, the bottom support is provided with a U shape, the middle part of the bottom support is provided with a groove, and the groove allows the bottom of the electric core pack to be placed in.

Preferably, the structure glue is arranged between the electric core group and the groove, and a through hole is formed in the edge of the bottom support.

Preferably, the electric core group and the groove are spaced by the insulation protection strip, and the structural adhesive increases the filling thickness by the insulation protection strip.

Preferably, the electric core group is formed by connecting a plurality of electric cores in series, and the electric core group is formed into a cuboid.

Preferably, the bottom support material comprises metal and plastic.

The utility model also provides a power battery package, power battery package uses dismantled and assembled many electric core module structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a many electric core module structure of U type collet need not use the structure again in the bottom surface of battery box and glue, changes the process after sale and only need change this many electric core module, need not change whole battery package, and to a great extent has reduced after sale cost, has alleviated after sale pressure.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a multi-plug module;

FIG. 2 is a front view of a multi-core module configuration;

shown in the figure:

electric core group 1

Insulating protective strip 2

Bottom support 3

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 and 2, a removable multi-plug block structure includes: the electric core group 1, the insulating protective strip 2 and the bottom support 3; the insulating protective strip 2 is installed all around to the 1 bottom of electricity core group, and the 1 bottom of electricity core group is installed in collet 3 along with insulating protective strip 2, sets up the structure in the middle of electricity core group 1 and collet 3 and glues. The bottom support 3 is U-shaped, the middle part of the bottom support 3 is provided with a groove, and the groove allows the bottom of the electric core group 1 to be placed in; structural adhesive is arranged between the electric core group 1 and the groove, and a through hole is arranged at the edge of the bottom support 3; the electric core group 1 is formed by connecting a plurality of electric cores in series, and the electric core group 1 is a cuboid.

The insulating protective strip 2 is bent into an L shape, the insulating protective strip 2 is partially arranged on the side surface of the electric core group 1, and the other part of the insulating protective strip 2 is arranged on the bottom surface of the electric core group 1. The middle part of the bottom of the electric core group 1 is not provided with the insulating protection strip 2. The outside of the electric core group 1 is provided with a blue film which is prevented from being pierced by the bottom support 3 through the insulating protective strip 2. Set up the interval through insulating protection strip 2 between electric core group 1 and the recess, the structure is glued and is increased filling thickness through insulating protection strip 2. The bottom support 3 comprises metal and plastic.

Example 2

Example 2 is a preferred example of example 1.

The multi-core module structure includes: the battery pack comprises a battery cell group 1, a bottom support 3, an insulating protective strip 2 and structural adhesive; the bottom support 3 is arranged in a U shape and positioned at the bottom of the multi-core module, and covers the bottom surface of the whole electric core group 1 in length; the structural adhesive between the electric core group 1 and the bottom support 3 has the main functions of ensuring the stability and the connection reliability of the electric core group 1 and preventing the failure of the power battery system and the harm to people caused by vibration and impact of the electric core group 1; the insulating protective strip 2 is used for ensuring the thickness of the adhesive and preventing the bottom support 3 from puncturing the blue film of the battery.

Firstly, connecting the electric cores in series to form an electric core group 1, then protecting the electric core group 1 by using an insulating protection strip 2, and then arranging the structure into a U-shaped bottom support 3; and finally, other components are installed into the module, and the module is installed into the power battery pack. The U-shaped bottom bracket 3 is made of metal and plastic, and the forming mode comprises stamping, bending, injection molding and the like.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. A removable multi-electrical modular structure, comprising: the electric core group (1), the insulating protective strip (2) and the bottom support (3);

the electric core group (1) bottom is installed all around insulating protection strip (2), electric core group (1) bottom is taken together insulating protection strip (2) are installed in collet (3), electric core group (1) with set up the structure in the middle of collet (3) and glue.

2. The removable multi-plug block structure of claim 1, wherein: the insulation protection strip (2) is bent into an L shape, the insulation protection strip (2) is partially arranged on the side surface of the electric core group (1), and the other part of the insulation protection strip (2) is arranged on the bottom surface of the electric core group (1).

3. The removable multi-plug block structure of claim 2, wherein: the middle part of the bottom of the electric core group (1) is not provided with the insulating protection strip (2).

4. The removable multi-plug block structure of claim 2, wherein: the blue film is arranged on the outer side of the electric core group (1), and the blue film is prevented from being punctured by the bottom support (3) through the insulating protection strip (2).

5. The removable multi-plug block structure of claim 3, wherein: the plug is characterized in that the bottom support (3) is arranged to be U-shaped, the middle part of the bottom support (3) is provided with a groove, and the groove allows the bottom of the plug group (1) to be placed in.

6. The removable multi-plug block structure of claim 5, wherein: the battery pack (1) and the groove are provided with the structural adhesive, and the edge of the bottom support (3) is provided with a through hole.

7. The removable multi-plug block structure of claim 6, wherein: the electric core group (1) and the groove are arranged at intervals through the insulating protection strips (2), and the structural adhesive is filled with the thickness increased through the insulating protection strips (2).

8. The removable multi-plug block structure of claim 1, wherein: the battery core group (1) is formed by connecting a plurality of battery cells in series, and the battery core group (1) is a cuboid.

9. A power battery pack is characterized in that: a power battery pack using the removable multi-electrical modular structure of any of claims 1-8.