CN213278214U

CN213278214U - Lithium ion battery pack assembly

Info

Publication number: CN213278214U
Application number: CN202022259803.2U
Authority: CN
Inventors: 陈兴奎; 金璇; 黎标
Original assignee: Hubei Hongxing Times New Energy Technology Co ltd
Current assignee: Hubei Hongxing Times New Energy Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-05-25
Anticipated expiration: 2030-10-12

Abstract

The utility model relates to the technical field of lithium batteries, in particular to a lithium ion battery pack assembly, which comprises a lower supporting plate and a plurality of battery bodies, wherein a limiting mechanism is arranged between the middle part of a round bar and the plurality of battery bodies, and the lower end surface of the limiting plate is contacted with one side of the upper end surface of each battery body; stop gear includes two sleeves at every round bar outside middle part of fixed mounting, two the fixing clip is equipped with straight board between the sleeve pipe, evenly set up a plurality of spacing holes that run through straight board on the straight board, battery body runs through spacing hole and extends to the top of straight board, be clearance fit between battery body and the spacing hole. The utility model discloses can realize the injecing of position to the lower extreme and the upper end of group battery, realize the injecing of position to the middle part of group battery simultaneously, prevent that the concentrated problem of load from appearing, improve the stability to the group battery installation.

Description

Lithium ion battery pack assembly

Technical Field

The utility model relates to the technical field of batteries, especially, relate to a lithium ion battery group spare.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as an anode material and uses a non-aqueous electrolyte solution, and unlike the lithium battery, the lithium battery is a primary battery and the lithium battery is a rechargeable battery;

battery pack on the existing market can not effectively fix the position of the battery pack after being installed, and the situation of offset after installation can not be avoided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the fixing of the battery pack position by the existing method cannot be effectively realized, the defect of the condition of deviation after installation cannot be avoided, and the lithium ion battery pack assembly is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lithium ion battery pack assembly is designed, which comprises a lower supporting plate and a plurality of battery bodies, wherein the lower supporting plate is positioned at the lower ends of the plurality of battery bodies, a plurality of round rods are uniformly welded on the outer side of the upper end of the lower supporting plate, fixing parts are arranged at the upper ends of the round rods, an upper supporting plate is horizontally arranged among the plurality of fixing pieces, positioning mechanisms are respectively arranged between the lower ends of the plurality of battery bodies and the upper ends of the lower supporting plates, and a plurality of groups of positioning mechanisms are distributed in a rectangular array, a limiting mechanism is arranged between the middle part of the round rod and the plurality of battery bodies, the upper end of the upper supporting plate is provided with a plurality of square holes which penetrate through the upper supporting plate, the upper end of the battery body penetrates through the square holes and extends to the upper end of the inner side of the square holes, limiting plates are arranged on the upper supporting plates on two sides of the square hole, and the lower end faces of the limiting plates are in contact with one side of the upper end face of the battery body;

stop gear includes two sleeves at every round bar outside middle part of fixed mounting, two the fixing clip is equipped with straight board between the sleeve pipe, evenly set up a plurality of spacing holes that run through straight board on the straight board, battery body runs through spacing hole and extends to the top of straight board, be clearance fit between battery body and the spacing hole.

Preferably, the positioning mechanism comprises a positioning block fixedly mounted at the lower end of the battery body and a positioning groove formed in the upper end of the lower supporting plate, the positioning block is inserted into the inner side of the positioning groove, and the size of the positioning block is matched with that of the positioning groove.

Preferably, the horizontal section of the positioning block is arranged in a square shape.

Preferably, the lower end face of the limiting plate is bonded with a pressure reducing pad in a compounding manner, and the lower end face of the pressure reducing pad is in contact with the upper end face of the battery body.

The utility model provides a pair of lithium ion battery pack assembly, beneficial effect lies in: this lithium ion battery pack subassembly can realize the injecing of position to the lower extreme and the upper end of group battery, realizes the injecing of position to the middle part of group battery simultaneously, prevents that the problem that the load concentrates from appearing, improves the stability to the group battery installation.

Drawings

Fig. 1 is a structural front view of a lithium ion battery pack assembly according to the present invention.

Fig. 2 is a top view of a structure of a lithium ion battery pack assembly according to the present invention.

In the figure: round bar 1, last backup pad 2, sleeve pipe 3, straight plate 4, spacing hole 5, battery body 6, quad slit 7, limiting plate 8, decompression pad 9, bottom suspension fagging 10, locating piece 11, constant head tank 12, mounting 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-2, a lithium ion battery pack assembly, including bottom suspension fagging 10 and a plurality of battery body 6, and bottom suspension fagging 10 is located the lower extreme of a plurality of battery body 6, the even welding in the upper end outside of bottom suspension fagging 10 has many round bars 1, mounting 13 is all installed to the upper end of many round bars 1, and through horizontal installation between a plurality of mounting 13 have last backup pad 2, realize the fixed of position through many round bars 1 and mounting 13 between bottom suspension fagging 10 and the last backup pad 2, thereby install battery body 6 between last backup pad 2 and bottom suspension fagging 10, fine protection effect has been played to battery body 5.

The upper end of the upper supporting plate 2 is provided with a plurality of square holes 7 penetrating through the upper supporting plate 2, the upper end of the battery body 6 penetrates through the square holes 7 and extends to the upper end of the inner side of each square hole 7, the upper supporting plates 2 on the two sides of each square hole 7 are respectively provided with a limiting plate 8, and the lower end surface of each limiting plate 8 is in contact with one side of the upper end surface of the battery body 6; the lower terminal surface complex of limiting plate 8 bonds and has decompression pad 9, and the lower terminal surface of decompression pad 9 and the up end of battery body 6 contact each other, and decompression pad 9 can avoid contacting between the lower terminal surface of limiting plate 8 and the up end of battery body 6, reduces wearing and tearing.

Be provided with stop gear between the middle part of round bar 1 and a plurality of battery body 6, stop gear includes two sleeve pipes 3 at 1 outside middle part of every round bar of fixed mounting, the fixing clip is equipped with straight board 4 between two sleeve pipes 3, evenly set up a plurality of spacing holes 5 that run through straight board 4 on the straight board 4, battery body 6 runs through spacing hole 5 and extends to the top of straight board 4, be clearance fit between battery body 6 and the spacing hole 5, the inboard at spacing hole 5 is established to 6 middle part fixing clips of battery body, the rigidity of straight board 4 simultaneously, effectual improvement is to the effect of 6 rigidity of battery body.

Example 2

Referring to fig. 1-2, the difference between this embodiment and embodiment 1 is that, positioning mechanisms are installed between the lower ends of a plurality of battery bodies 6 and the upper end of the lower supporting plate 10, and a plurality of groups of positioning mechanisms are distributed in a rectangular array, each positioning mechanism includes a positioning block 11 fixedly installed at the lower end of the battery body 6 and a positioning groove 12 provided at the upper end of the lower supporting plate 10, the positioning block 11 is inserted into the inner side of the positioning groove 12, the size of the positioning block 11 is matched with the size of the positioning groove 12, the horizontal cross section of the positioning block 11 is in a square arrangement, the positioning groove 12 is matched with the positioning block 11, the stability of the lower supporting plate 10 during installation is effectively improved, and.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A lithium ion battery pack assembly comprises a lower supporting plate (10) and a plurality of battery bodies (6), wherein the lower supporting plate (10) is positioned at the lower ends of the plurality of battery bodies (6), and is characterized in that a plurality of round rods (1) are uniformly welded at the outer side of the upper end of the lower supporting plate (10), fixing parts (13) are arranged at the upper ends of the plurality of round rods (1), an upper supporting plate (2) is horizontally arranged between the plurality of fixing parts (13), positioning mechanisms are arranged between the lower ends of the plurality of battery bodies (6) and the upper end of the lower supporting plate (10), a plurality of groups of positioning mechanisms are distributed in a rectangular array, a limiting mechanism is arranged between the middle part of each round rod (1) and the plurality of battery bodies (6), and the upper end of the upper supporting plate (2) is provided with a plurality of square holes (7) penetrating through the upper supporting plate (2), the upper end of the battery body (6) penetrates through the square hole (7) and extends to the upper end of the inner side of the square hole (7), limiting plates (8) are mounted on the upper supporting plates (2) on two sides of the square hole (7), and the lower end face of each limiting plate (8) is in contact with one side of the upper end face of the battery body (6);

stop gear includes two sleeve pipes (3) at every round bar (1) outside middle part of fixed mounting, two the fixing clip is equipped with straight board (4) between sleeve pipe (3), evenly set up a plurality of spacing holes (5) that run through straight board (4) on straight board (4), battery body (6) run through spacing hole (5) and extend to the top of straight board (4), be clearance fit between battery body (6) and spacing hole (5).

2. The lithium ion battery pack assembly according to claim 1, wherein the positioning mechanism comprises a positioning block (11) fixedly mounted at the lower end of the battery body (6) and a positioning groove (12) formed at the upper end of the lower support plate (10), the positioning block (11) is inserted inside the positioning groove (12), and the size of the positioning block (11) is matched with the size of the positioning groove (12).

3. The lithium ion battery pack assembly according to claim 2, wherein the positioning block (11) is square in horizontal cross section.

4. The lithium ion battery pack assembly according to claim 1, wherein the lower end surface of the limiting plate (8) is bonded with a pressure reducing pad (9), and the lower end surface of the pressure reducing pad (9) is in contact with the upper end surface of the battery body (6).