CN219067031U

CN219067031U - Protective box for lithium battery

Info

Publication number: CN219067031U
Application number: CN202222976829.8U
Authority: CN
Inventors: 李镇璧; 孙术刚
Original assignee: Dongguan Bosen New Energy Co ltd
Current assignee: Dongguan Bosen New Energy Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-05-23
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a protective box body for a lithium battery, which belongs to the technical field of lithium batteries and comprises a placement box, a box cover is clamped at the top of the placement box, and a clamping mechanism, wherein the clamping mechanism comprises two clamping plates, the two clamping plates are respectively and movably embedded between the placement box and the inner surface wall of the box cover, the inner bottom wall of the placement box is fixedly connected with two fixing plates, two fixing grooves are formed in the top of each fixing plate, the placement box is used for placement of the lithium battery, the sealing performance of the placement box is improved by the box cover, the two clamping plates in the clamping mechanism respectively clamp the upper part and the lower part of the lithium battery, the placement stability of the lithium battery is improved, the abutting springs in the fixing grooves push the sliding blocks to slide in the fixing grooves in the fixing plates, the connecting rods are driven to abut one clamping plate, the abutting springs of the inner bottom wall of the box cover abut against the other clamping plates, and the clamping strength of the clamping mechanism is improved, and therefore the stability of the lithium battery in the placement box is improved.

Description

Protective box for lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a protective box body for a lithium battery.

Background

Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or lithium alloy as a positive/negative electrode material, and with the development of science and technology, lithium batteries have become a mainstream, and they can be roughly classified into two types: lithium metal batteries and lithium ion batteries, the lithium ion batteries do not contain lithium in a metal state, and are chargeable, the lithium metal batteries of the fifth generation products of rechargeable batteries are born in 1996, the safety, specific capacity, self-discharge rate and cost performance ratio of the lithium metal batteries are superior to those of the lithium ion batteries, and due to the high technical requirement limit of the lithium metal batteries, only companies in a few countries are producing the lithium metal batteries.

In the transportation process of the existing lithium battery, if the protective measures are not in place, the inner wall of the lithium battery protective shell is collided due to jolt of a transportation vehicle, so that scratches and damage to the lithium battery are easily caused, and the service life of the lithium battery is influenced.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a protective box body for a lithium battery, which aims to solve the problem that the existing lithium battery is easy to collide in the transportation process, so that the lithium battery is damaged.

In order to solve the problems, the utility model adopts the following technical scheme:

a protective case for a lithium battery, comprising:

the top of the placement box is clamped with a box cover; and

the clamping mechanism comprises two clamping plates, the two clamping plates are movably embedded between the inner surface walls of the placing box and the box cover respectively, the inner surface walls of the placing box are fixedly connected with two fixing plates, two fixing grooves are formed in the tops of the fixing plates, a limiting rod is fixedly connected between the inner surface walls of the fixing grooves, a sliding block is slidably embedded on the outer surface of the limiting rod, a connecting spring is fixedly connected between the outer surface of one side of the sliding block and the inner surface wall of one side of the corresponding fixing groove, a connecting rod is rotatably connected to the top of the sliding block, one end of the connecting rod is rotatably connected with one bottom of the clamping plates, and a plurality of abutting springs are fixedly connected between the inner top wall of the box cover and the top of one clamping plate.

As a preferable scheme of the utility model, each limiting rod penetrates through the corresponding sliding block.

As a preferable scheme of the utility model, a plurality of telescopic rods are fixedly connected between the inner top wall of the box cover and the top of one of the clamping plates, and each telescopic rod is positioned in the corresponding abutting spring.

As a preferable scheme of the utility model, the outer surface of one side of each clamping plate is fixedly connected with a protective pad, and a sponge ring is movably embedded between the inner surface walls of the placing box.

As a preferable scheme of the utility model, the outer surfaces of the two sides of the box cover are fixedly connected with the upper connecting plates, the outer surfaces of the two sides of the placing box are fixedly connected with the two lower connecting plates, and each two lower connecting plates are connected with the corresponding upper connecting plates through bolts.

As a preferable scheme of the utility model, the four corners of the bottom of the placement box are fixedly connected with the supporting columns, and a plurality of ventilation nets are fixedly embedded in the bottom of the placement box.

Advantageous effects

Compared with the prior art, the utility model provides a protective box body for a lithium battery, which comprises the following components

The beneficial effects are that:

1. in this scheme, place the case and be used for placing of lithium cell, the case lid promotes the leakproofness of placing the case, and two grip blocks in the fixture carry out the centre gripping to the lithium cell upper and lower part respectively, promote the stability of placing of lithium cell, and the inside butt spring of fixed slot promotes the fixed slot inside slip of sliding block on the fixed plate, drives the connecting rod and carries out the butt to one of them grip block, carries out the butt to another grip block through the butt spring of diapire in the case lid to promote fixture's clamping strength to promote the stability of lithium cell in placing the incasement portion.

2. In this scheme, the gag lever post runs through corresponding sliding block, and the gag lever post is fixed between the fixed slot inner wall to promote the stability in use of sliding block, avoid the sliding block to have the fixed slot inside to drop, the telescopic link is connected and is corresponded grip block and case lid, promotes the stability that corresponds the grip block.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is an expanded perspective view of the present utility model;

fig. 4 is an enlarged view of the utility model at a in fig. 3.

The reference numerals in the figures illustrate:

1. placing a box; 2. a case cover; 3. a clamping mechanism; 31. a clamping plate; 32. a fixing plate; 33. a sliding block; 34. abutting against the spring; 35. a connecting rod; 36. a limit rod; 37. a telescopic rod; 4. a protective pad; 5. a sponge ring; 6. an upper connecting plate; 7. a lower connecting plate; 8. a support column; 9. a breathable net.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-4, a protective case for a lithium battery, comprising:

the box comprises a placement box 1, wherein the top of the placement box 1 is clamped with a box cover 2; and

the fixture 3, fixture 3 includes two grip blocks 31, two grip blocks 31 are respectively movable to be inlayed and are located between the interior table wall of placing case 1 and case lid 2, place two fixed plates 32 of bottom wall fixedly connected with in case 1, two fixed slots have all been seted up at every fixed plate 32 top, equal fixedly connected with gag lever post 36 between the interior table wall of every fixed slot, the equal sliding block 33 that has inlayed of every gag lever post 36 surface, equal fixedly connected with butt spring 34 between the interior table wall of every slider 33 one side surface and corresponding fixed slot one side, every slider 33 top all rotates and is connected with connecting rod 35, the one end of every connecting rod 35 and the equal swivelling joint of one of them grip block 31 bottom, fixedly connected with a plurality of butt springs 34 between roof in case lid 2 and one of the grip block 31 tops.

In the embodiment, place case 1 and be used for placing of lithium cell, case lid 2 promotes the leakproofness of placing case 1, two grip blocks 31 in fixture 3 carry out the centre gripping to the lithium cell upper and lower part respectively, promote the stability of placing of lithium cell, the inside butt spring 34 of fixed slot promotes the inside slip of fixed slot 33 on fixed plate 32, drive connecting rod 35 carries out the butt to one of them grip block 31, carry out the butt to another grip block 31 through the butt spring 34 of diapire in case lid 2, promote fixture 3's clamping strength, thereby promote the stability of lithium cell inside placing case 1.

Referring specifically to fig. 3-4, each stop bar 36 extends through a corresponding slider 33.

In this embodiment, the stop lever 36 penetrates through the corresponding sliding block 33, and the stop lever 36 is fixed between the inner walls of the fixing grooves, so as to improve the stability of the sliding block 33 in use, and prevent the sliding block 33 from falling off from the inside of the fixing groove.

Referring to fig. 3 specifically, a plurality of telescopic rods 37 are fixedly connected between the top wall of the inner case cover 2 and the top of one of the clamping plates 31, and each telescopic rod 37 is located inside the corresponding abutting spring 34.

In this embodiment, the telescopic rod 37 connects the corresponding clamping plate 31 and the case cover 2, and improves the stability of the corresponding clamping plate 31.

Specifically, referring to fig. 3, the outer surface of one side of each clamping plate 31 is fixedly connected with a protection pad 4, and a sponge ring 5 is movably embedded between the inner surface walls of the placement box 1.

In this embodiment, the protection pad 4 promotes the centre gripping security of grip block 31, and the sponge ring 5 possesses good elasticity, can protect around placing the lithium cell of case 1 inside, further promotes the safety in utilization of placing case 1.

Referring to fig. 1-2 specifically, the outer surfaces of two sides of the case cover 2 are fixedly connected with upper connecting plates 6, the outer surfaces of two sides of the placement case 1 are fixedly connected with two lower connecting plates 7, and each two lower connecting plates 7 are connected with the corresponding upper connecting plate 6 through bolts.

In this embodiment, upper connecting plate 6 corresponds lower connecting plate 7 through bolted connection, can promote the connection stability of placing between case 1 and the case lid 2, conveniently holds up case lid 2 through upper connecting plate 6 simultaneously, promotes its use convenience.

Referring to fig. 2 specifically, the four corners of the bottom of the placement box 1 are fixedly connected with support columns 8, and a plurality of ventilation nets 9 are fixedly embedded in the bottom of the placement box 1.

In this embodiment, ventilative net 9 conveniently places the inside heat dissipation and the ventilative of case 1, conveniently places the support of case 1 through support column 8, avoids placing the ventilative net 9 jam of case 1 bottom.

Working principle: during the use, take down case lid 2 through upper connecting plate 6, place the lithium cell in place the inside grip block 31 top of case 1, with case lid 2 lid to place case 1 top, continuously push down, make the lithium cell be in completely placing inside case 1 and case lid 2 and place case 1 and connect completely the back, connect upper connecting plate 6 and corresponding lower connecting plate 7 respectively through the bolt, accomplish the encapsulation of lithium cell, two grip blocks 31 carry out the centre gripping respectively to lithium cell upper and lower part, promote the stability of placing of lithium cell, the inside butt spring 34 of fixed slot promotes the inside slip of fixed slot 33 on fixed plate 32, drive connecting rod 35 carries out the butt to one of them grip block 31, carry out the butt to another grip block 31 through the butt spring 34 of diapire in the case lid 2, promote the clamping strength of fixture 3, thereby promote the stability of lithium cell inside placing case 1.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims

1. A protection box for lithium cell, characterized by, include:

the box comprises a placement box (1), wherein the top of the placement box (1) is clamped with a box cover (2); and

clamping mechanism (3), clamping mechanism (3) include two grip blocks (31), two grip blocks (31) are respectively movable to be inlayed between the interior table wall of placing case (1) and case lid (2), place two fixed plates (32) of bottom wall fixedly connected with in case (1), every two fixed slots have all been seted up at fixed plate (32) top, every equal fixedly connected with gag lever post (36) between the fixed slot interior table wall, every gag lever post (36) surface all slides and inlays and be equipped with slider (33), every equal fixedly connected with butt spring (34) between slider (33) one side surface and the interior table wall of corresponding fixed slot one side, every slider (33) top all rotate and are connected with connecting rod (35), every one end of connecting rod (35) and one of them clamping plate (31) bottom all rotate and connect, fixedly connected with a plurality of butt springs (34) between roof in case lid (2) and one of them clamping plate (31) top.

2. The protective case for a lithium battery according to claim 1, wherein: each limiting rod (36) penetrates through the corresponding sliding block (33).

3. The protective case for a lithium battery according to claim 1, wherein: a plurality of telescopic rods (37) are fixedly connected between the inner top wall of the box cover (2) and the top of one clamping plate (31), and each telescopic rod (37) is located in the corresponding abutting spring (34).

4. The protective case for a lithium battery according to claim 1, wherein: each clamping plate (31) is fixedly connected with a protection pad (4) on one side outer surface, and a sponge ring (5) is movably embedded between the inner surface walls of the placing box (1).

5. The protective case for a lithium battery according to claim 1, wherein: the outer surfaces of two sides of the box cover (2) are fixedly connected with upper connecting plates (6), the outer surfaces of two sides of the placing box (1) are fixedly connected with two lower connecting plates (7), and each two lower connecting plates (7) are connected with the corresponding upper connecting plates (6) through bolts.

6. The protective case for a lithium battery according to claim 5, wherein: the four corners at the bottom of the placement box (1) are fixedly connected with support columns (8), and a plurality of ventilation nets (9) are fixedly embedded at the bottom of the placement box (1).