CN217934059U

CN217934059U - End plate of power battery module

Info

Publication number: CN217934059U
Application number: CN202221789507.6U
Authority: CN
Inventors: 王媛; 晏子聪
Original assignee: Wuhu Etc Battery Ltd
Current assignee: Wuhu Etc Battery Ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-11-29
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses an end plate of power battery module relates to power battery technical field, including the under casing, sliding connection has the baffle in the under casing, and spring one is installed to the one end of baffle, and the end-to-end connection of spring one is on the inner wall of under casing, and the bilateral symmetry of under casing is equipped with the draw-in groove, and the joint has the fixture block in the draw-in groove, and on fixture block sliding connection baffle, one side sliding connection of baffle has the slide, is connected with the butt piece of symmetry on the slide, and the butt piece promotes the fixture block to the inside shrink of baffle. The utility model discloses an electricity core inflation promotes the slide and slides in to the baffle to make the butt piece promote fixture block shrink and compression spring two, make the fixture block retrieve in the baffle and from the draw-in groove internal separation, at spring one pulling baffle removal to electric core moving direction afterwards, the slide keeps away from behind the electric core spring three and resets afterwards, and the fixture block stretches out and the joint causes the explosion when avoiding the battery to receive the extrusion when the inflation simultaneously in the draw-in groove under the spring action of spring two.

Description

End plate of power battery module

Technical Field

The utility model relates to a power battery technical field, concretely relates to end plate of power battery module.

Background

At present, new energy automobiles are more and more popular, and the foundation stone of the new energy automobiles is laid by the technical level of a power battery system assembly which is a core part of the new energy automobiles. In a power battery system assembly, the level of mechanical structural components is one of important influencing factors influencing battery grouping and operation safety. The power battery pack is generally used for packaging, packaging and assembling, and in terms of mechanical safety of a power battery system assembly, the reliability of battery grouping is a key factor influencing the safety of a battery system. Wherein, be used for battery unitized module end plate, the battery can appear the expanded phenomenon at the during operation, and current module end plate and shell are fixed through the bolt when the installation, and the battery receives easier explosion when the extrusion when the inflation, and the degree of safety is not high. Therefore, an end plate of a power battery module is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an end plate of power battery module to solve the above-mentioned multinomial defect that leads to among the prior art.

The utility model provides an end plate of power battery module, includes the under casing, sliding connection has the baffle in the under casing, spring one is installed to the one end of baffle, the end-to-end connection of spring one is on the inner wall of under casing, the bilateral symmetry of under casing is equipped with the draw-in groove, the joint has the fixture block in the draw-in groove, on the fixture block sliding connection baffle, one side sliding connection of baffle has the slide, be connected with the butt piece of symmetry on the slide, the butt piece promotes the fixture block to the inside shrink of baffle.

Preferably, the inner side of the partition plate is provided with a bottom table, the bottom table is provided with a second spring, and one end of the second spring is arranged on one side of the clamping block.

Preferably, a sliding groove is formed in the partition plate, and the clamping block is connected in the sliding groove in a sliding mode.

Preferably, one end of the base platform is provided with a third spring, one end of the third spring is arranged on the sliding plate, a guide rod is arranged on one side of the sliding plate and in a position symmetrical to the third spring, and the guide rod is connected in a guide hole formed in the base platform in a sliding manner.

Preferably, an expansion link is installed on one side of the partition plate, and a sleeve of the expansion link is connected to the inner side of the bottom box.

The utility model has the advantages that: the utility model discloses an electricity core inflation promotes the slide and slides to the baffle to make the butt piece promote fixture block shrink and compression spring two, make the fixture block retrieve into in the baffle and from the draw-in groove internal separation, after that at the removal of spring one pulling baffle to electric core moving direction, the slide is kept away from behind the electric core spring three and is resetd, the fixture block stretches out and the joint in the draw-in groove under the spring action of spring two simultaneously, avoids the battery to cause the explosion when receiving the extrusion when the inflation.

Drawings

Fig. 1 is a schematic view of the whole structure of the present invention.

Fig. 2 is a schematic structural diagram of the inside of the bottom case of the present invention.

Fig. 3 is a schematic view of the overall structure of the partition board of the present invention.

Fig. 4 is a schematic structural diagram of the inside of the partition board of the present invention.

Fig. 5 is a schematic structural view of the back of the slide board of the present invention.

Fig. 6 is a schematic structural view of the assembly of the slide plate, the clamping block and the clamping groove of the present invention.

Fig. 7 is a schematic structural diagram of a in fig. 4.

Fig. 8 is a schematic view of the structure B in fig. 6.

Wherein: 1-a bottom box; 2-a separator; 3-a first spring; 4-a clamping groove; 5-clamping blocks; 6, a sliding plate; 7-a butt-joint block; 8-a bottom table; 9-spring two; 10-a chute; 11-spring three; 12-a guide rod; 13-a pilot hole; 14-telescopic rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 8, an end plate of power battery module, includes under casing 1, sliding connection has baffle 2 in under casing 1, spring 3 is installed to the one end of baffle 2, the end-to-end connection of spring 3 is on the inner wall of under casing 1, the bilateral symmetry of under casing 1 is equipped with draw-in groove 4, the joint has fixture block 5 in draw-in groove 4, on 5 sliding connection baffles 2 of fixture block, one side sliding connection of baffle 2 has slide 6, be connected with the butt piece 7 of symmetry on the slide 6, butt piece 7 promotes fixture block 5 and contracts to baffle 2 is inside. Install electric core in the under casing 1, and electric core butt in proper order, the one end of fixture block 5 is equipped with the incision of slope, be equipped with the notched recess of block in the draw-in groove 4, it is connected with the gyro wheel to rotate on the butt piece 7, the gyro wheel butt is on fixture block 5, the lug that one side of fixture block 5 was equipped with, butt pole 7 inwards promotes the gyro wheel and rolls on the inclined plane of lug, makes the lug slide in spout 10 simultaneously to make the incision of fixture block 5 take out from the recess of draw-in groove 4, and then tensile state's spring 3 moves baffle 2 along under the spring action under the under casing 1 to the expanded direction of keeping away from electric core, and at this moment, slide 6 receives the effect of electric core inflation and reduces, and compressed spring three 11 resets, and the power that block 7 was applyed on the lug of fixture block 5 simultaneously supports, and fixture block 5 makes the incision joint once more of fixture block 5 front end in the recess of draw-in 4 under the effect of spring two 9 elasticity, and restriction baffle 2 continues to move, and slide 6 is at the electric core lateral wall butt all the time, avoids scattering.

In this embodiment, a base 8 is installed on the inner side of the partition board 2, a second spring 9 is installed on the base 8, and one end of the second spring 9 is installed on one side of the fixture block 5.

In this embodiment, the partition board 2 is provided with a sliding groove 10, and the latch 5 is slidably connected in the sliding groove 10.

In this embodiment, a spring three 11 is installed at one end of the base platform 8, one end of the spring three 11 is installed on the sliding plate 6, a guide rod 12 is installed at a position on one side of the sliding plate 6, which is symmetrical to the spring three 11, and the guide rod 12 is slidably connected in a guide hole 13 formed in the base platform 8.

In this embodiment, a telescopic rod 14 is installed on one side of the partition board 2, and a sleeve of the telescopic rod 14 is connected to the inner side of the bottom case 1.

The utility model discloses a theory of operation does: install electric core in the under casing 1, manual movement baffle 2 at any time, make 6 butt of slide on electric core, spring 3 lengthens, and fixture block 5 card is on draw-in groove 4's latch, when electric core inflation, electric core promotes slide 6 and removes in to baffle 2, three 11 compression springs make guide arm 12 shrink advance the guiding hole 13 in, simultaneously butt joint piece 7 promotes two 9 compression springs of fixture block 5, and make in fixture block 5 shrink advances spout 10, 3 pulling baffles 2 of spring keep away from electric core afterwards, three 11 resets and drive fixture block 5 and reset after that, the joint limits the removal of baffle 2 in draw-in groove 4's latch.

The utility model discloses an electricity core inflation promotes slide 6 and slides to baffle 2, and make butt joint piece 7 promote fixture block 5 shrink and compression spring two 9, make fixture block 5 retrieve into in baffle 2 and from draw-in groove 4 internal separation, pull baffle 2 at spring one 3 afterwards and remove to electric core moving direction, slide 6 keeps away from electric core back spring three 11 afterwards and resets, fixture block 5 stretches out and the joint in draw-in groove 4 under spring two 9's spring action simultaneously, avoid the battery to cause the explosion when receiving the extrusion when the inflation.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides an end plate of power battery module which characterized in that: including under casing (1), sliding connection has baffle (2) in under casing (1), spring (3) are installed to the one end of baffle (2), the end-to-end connection of spring (3) is on the inner wall of under casing (1), the bilateral symmetry of under casing (1) is equipped with draw-in groove (4), the joint has fixture block (5) in draw-in groove (4), on fixture block (5) sliding connection baffle (2), one side sliding connection of baffle (2) has slide (6), be connected with the butt piece (7) of symmetry on slide (6), butt piece (7) promote fixture block (5) to inside shrink of baffle (2).

2. The end plate of a power battery module of claim 1, wherein: the inner side of the partition plate (2) is provided with a base (8), the base (8) is provided with a second spring (9), and one end of the second spring (9) is arranged on one side of the clamping block (5).

3. The end plate of a power battery module of claim 1, wherein: a sliding groove (10) is formed in the partition plate (2), and the clamping block (5) is connected in the sliding groove (10) in a sliding mode.

4. The end plate of the power battery module as claimed in claim 2, wherein: spring three (11) is installed to the one end of base frame (8), the one end of spring three (11) is installed on slide (6), and one side of slide (6) and symmetrical to guide arm (12) are installed to the position of spring three (11), guide arm (12) sliding connection is in guiding hole (13) of setting on base frame (8).

5. The end plate of the power battery module as set forth in claim 1, wherein: an expansion rod (14) is installed on one side of the partition plate (2), and a sleeve of the expansion rod (14) is connected to the inner side of the bottom box (1).