CN210379163U - Battery module and fixing structure thereof - Google Patents

Abstract

The utility model discloses a battery module and a fixing structure thereof, which comprises a battery assembly, wherein the battery assembly is wrapped with a plurality of electric cores, the upper end of each electric core is provided with an upper shell, the upper shell is provided with an upper cover, the lower end of each electric core is provided with a base, two side surfaces of each electric core are pasted with insulating plates, and the upper shell and the base are respectively provided with two screw holes; the four screws respectively penetrate through the screw holes, metal plates are arranged on two sides of the battery assembly, and the end parts of the screws are connected with the metal plates; the utility model has the advantages that: the battery cores can be installed only by arranging the battery cores in a row, no redundant positioning structure is provided, the installation is easy, and the production efficiency is improved; the structures on the two sides of the battery cell are fully exposed, so that the battery cell is ensured to be easy to radiate; the design of battery modules with different specifications can be realized by selecting screws with different lengths, the platform design is easy to realize, and the research and development cost is reduced; the upper shell, the base and the battery cell can be replaced independently, so that the maintenance cost is reduced.

Description

Battery module and fixing structure thereof

Technical Field

The utility model relates to a battery module, specifically speaking are battery module and fixed knot constructs thereof belongs to the battery field.

Background

Most of the existing battery modules adopt a 'layering type' structure, the existing structure needs to be positioned on an L-shaped layering and a battery for ensuring the assembly precision, but the layering needs to be positioned on the plurality of batteries, so that the modules are difficult to mount, and the production assembly efficiency is low. In addition, in the prior art, the battery module is welded and clamped by plastics, but a single assembly or a welded/clamped structure is easily damaged in the disassembly and maintenance process, and the maintenance cost is high.

Disclosure of Invention

In order to solve the problems, the utility model designs a battery module and a fixing structure thereof, which can be installed only by arranging the battery cores in a row, has no redundant positioning structure, is easy to install and improves the production efficiency; the structures on the two sides of the battery cell are fully exposed, so that the battery cell is ensured to be easy to radiate; the design of battery modules with different specifications can be realized by selecting screws with different lengths, the platform design is easy to realize, and the research and development cost is reduced; the upper shell, the base and the battery cell can be replaced independently, so that the maintenance cost is reduced.

The technical scheme of the utility model is that:

the battery module comprises a battery assembly, wherein the battery assembly comprises a plurality of battery cells, an upper shell is arranged at the upper end of each battery cell, an upper cover is arranged on the upper shell, a base is arranged at the lower end of each battery cell, insulating plates are adhered to two side faces of each battery cell, and two screw rod holes are respectively formed in the upper shell and the base; four screws respectively penetrate through the screw holes, metal plates are arranged on two sides of the battery assembly, and the end portions of the screws are connected with the metal plates.

Every the upper and lower both ends of panel beating respectively have 2 screw rod holes, the tip of screw rod passes the screw rod hole of panel beating to with nut threaded connection, it is fixed with it.

Further, the epitheca contains the epitheca body, one side both ends of epitheca body are equipped with anodal sign and negative pole sign respectively, the inboard of anodal sign and negative pole sign be equipped with an epitheca joint structure respectively, two the epitheca joint structure inboard is equipped with two positive negative pole preformed holes. The positive pole mark and the negative pole mark are manufactured for facilitating the installation of the electric core, and the situation that the positive pole mark and the negative pole mark of the electric core are shielded after the upper shell is installed on the electric core is avoided; the positive and negative pole preformed holes are reserved holes for connecting the positive and negative poles of the battery cell in series and in parallel, and the positive and negative poles of the battery cell are connected with an external structure through the positive and negative pole preformed holes.

Furthermore, the upper cover comprises an upper cover body, and two ends of the upper cover body are respectively provided with two upper cover clamping holes corresponding to the upper shell clamping structure; the upper shell and the upper cover are clamped to the upper cover clamping hole through the upper shell clamping structure.

During installation, the bottom of the battery cell is inserted into the base, and the base wraps the battery cell; the upper shell is inserted into the top of the battery cell and wraps the battery cell; the upper cover is connected with the upper shell through a clamping structure; the insulation board is adhered to the battery core; at the moment, one battery structure of the battery assembly is installed; arrange a plurality of battery structure into one row, the epitheca both sides are zero with adjacent epitheca respectively this moment and are pasted with adjacent base zero respectively in the base both sides, and electric core and adjacent electric core leave the clearance, and the battery assembly arranges and finishes.

Then, the screw rod passes the screw hole on the panel beating of one side, the screw hole of epitheca/base, the screw hole on the panel beating of opposite side in proper order, at the terminal installation nut of screw rod, battery module is in order to install and finish this moment.

The utility model has the advantages that: the battery cores can be installed only by arranging the battery cores in a row, no redundant positioning structure is provided, the installation is easy, and the production efficiency is improved; the structures on the two sides of the battery cell are fully exposed, so that the battery cell is ensured to be easy to radiate; the design of battery modules with different specifications can be realized by selecting screws with different lengths, the platform design is easy to realize, and the research and development cost is reduced; the upper shell, the base and the battery cell can be replaced independently, so that the maintenance cost is reduced.

The present invention will be further explained with reference to the drawings and examples.

Drawings

Fig. 1 is an exploded schematic view of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a battery assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial structure of a metal plate according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a metal plate according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the assembled embodiment of the present invention;

fig. 6 is a schematic structural diagram of an upper case according to an embodiment of the present invention;

fig. 7 is a schematic structural view of an upper cover according to an embodiment of the present invention;

fig. 8 is an installation diagram of the upper case and the upper cover according to the embodiment of the present invention.

Detailed Description

The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is not intended to limit the invention.

Example 1

As shown in fig. 1 to 8, a battery module and a fixing structure thereof include a battery assembly 1, where the battery assembly 1 includes a plurality of battery cells 1-1, an upper case 1-2 is disposed at an upper end of each of the battery cells 1-1, the upper case 1-2 is provided with an upper cover 1-3, a base 1-4 is disposed at a lower end of the battery cell 1-1, two side surfaces of the battery cell 1-1 are adhered with insulating plates 1-6 by 3M glue 1-5, and as shown in fig. 2, the upper case 1-2 and the base 1-4 are respectively provided with two screw holes; four screws 3 pass respectively the screw hole, the both sides of battery assembly 1 are equipped with the panel beating and include panel beating one and panel beating two, the tip of screw 3 with the panel beating is connected, as shown in fig. 3.

As shown in figure 4, the first metal plate 2 and the second metal plate 4 are respectively provided with 4 screw holes, and the end part of the screw 3 penetrates through the screw holes of the metal plates and is fixed through nuts.

The bottom of the battery cell 1-1 is inserted into the base 1-4, and the base 1-4 wraps the battery cell 1-1; the upper shell 1-2 is inserted into the top of the battery cell 1-1, and the battery cell 1-1 is wrapped by the upper shell 1-2; the upper cover 1-3 is connected with the upper shell 1-2 through a clamping structure; the insulation board 1-6 is pasted on the battery cell 1-1 through 3M glue 1-5; at this time, one battery structure of the battery assembly 1 is mounted; arranging a plurality of battery structures in a row, wherein two sides of an upper shell 1-2 are respectively zero-pasted with adjacent upper shells, two sides of a base 1-4 are respectively zero-pasted with adjacent bases, a gap is reserved between an electric core 1-1 and adjacent electric cores, and the arrangement of the battery assembly 1 is finished;

the screw 3 sequentially passes through the screw holes 1-11b on the first metal plate 2, the screw holes 1-11a on the upper shell 1-2/the base 1-4 and the screw holes 1-11b on the second metal plate 4, and a nut is installed at the tail end of the screw 3, so that the battery module is installed completely, as shown in fig. 5.

The upper shell 1-2 comprises an upper shell body 1-2-1, two ends of one side of the upper shell body 1-2-1 are respectively provided with a positive pole mark 1-2-2 and a negative pole mark 1-2-3, the inner sides of the positive pole mark 1-2-2 and the negative pole mark 1-2-3 are respectively provided with an upper shell clamping structure 1-2-4, and two positive and negative pole preformed holes 1-2-5 are arranged on the inner sides of the two upper shell clamping structures 1-2-4, as shown in fig. 6. The positive pole mark 1-2-2 and the negative pole mark 1-2-3 are manufactured for facilitating the installation of the battery cell 1-1, and the situation that the positive pole mark and the negative pole mark of the battery cell 1-1 are shielded after the upper shell 1-2 is installed on the battery cell 1-1 is avoided; the positive and negative electrode reserved holes 1-2-5 are reserved holes for connecting the positive and negative electrodes of the battery cell 1-1 in series and in parallel, and the positive and negative electrodes of the battery cell 1-1 are connected with an external structure through the positive and negative electrode reserved holes 1-2-5.

The upper cover 1-3 comprises an upper cover body 1-3-1, two ends of the upper cover body 1-3-1 are respectively provided with two upper cover clamping holes 1-3-2 corresponding to the upper shell clamping structures 1-2-4, as shown in fig. 7; the upper shell 1-2 and the upper cover 1-3 are clamped to the upper cover clamping hole 1-3-2 through an upper shell clamping structure 1-2-4, and the structure diagram after installation is shown in fig. 8.

Claims (4)

1. Battery module and fixed knot constructs its characterized in that: the battery assembly comprises a plurality of battery cells, an upper shell is arranged at the upper end of each battery cell, an upper cover is arranged on the upper shell, a base is arranged at the lower end of each battery cell, insulating plates are adhered to two side faces of each battery cell, and two screw rod holes are respectively formed in the upper shell and the base; four screws respectively penetrate through the screw holes, metal plates are arranged on two sides of the battery assembly, and the end portions of the screws are connected with the metal plates.

2. The battery module and the fixing structure thereof according to claim 1, wherein: every the upper and lower both ends of panel beating respectively have 2 screw rod holes, the tip of screw rod passes the screw rod hole of panel beating to with nut threaded connection.

3. The battery module and the fixing structure thereof according to claim 1, wherein: the upper shell comprises an upper shell body, wherein a positive pole mark and a negative pole mark are respectively arranged at two ends of one side of the upper shell body, an upper shell clamping structure is respectively arranged on the inner sides of the positive pole mark and the negative pole mark, and two anode and cathode reserved holes are formed in the inner side of the upper shell clamping structure.

4. The battery module and the fixing structure thereof according to claim 3, wherein: the upper cover comprises an upper cover body, and two ends of the upper cover body are respectively provided with two upper cover clamping holes corresponding to the upper shell clamping structure.

Images