CN215220876U

CN215220876U - Safe type lithium cell group convenient to split protective housing

Info

Publication number: CN215220876U
Application number: CN202121209118.7U
Authority: CN
Inventors: 范华明; 李晓哲
Original assignee: Shanghai Yuanlv Energy Technology Co ltd
Current assignee: Shanghai Yuanlv Energy Technology Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-17
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a safe type lithium cell group convenient to split protecting crust, including casing and upper cover, the inside of casing is equipped with lithium cell body, still includes: the two supporting plates are symmetrically arranged on the lower surface wall of the inner part of the shell; an elastic member disposed on the lower surface wall inside the case and below the support plate; the four movable rods are uniformly and symmetrically arranged on two sides of the shell; and the four limiting blocks are fixedly connected with one ends of the four movable rods respectively. The utility model discloses in, through mutually supporting of backup pad and the elastic component that sets up, can realize buffering lithium cell body's purpose, protect lithium cell body not receive the damage to a certain extent, mutually supporting of movable rod, stopper and the second spring that set up simultaneously can realize the purpose of fixed upper cover, the quick dismantlement and the installation in the later stage of being convenient for, simple structure, convenient operation.

Description

Safe type lithium cell group convenient to split protective housing

Technical Field

The utility model relates to a lithium cell technical field especially relates to a safe type lithium cell group convenient to split protecting crust.

Background

The lithium battery is a kind of one kind and uses lithium metal or lithium alloy as the negative pole material, use the primary battery of non-aqueous electrolyte solution, it is different with rechargeable battery lithium ion battery and lithium ion polymer battery, because the chemical property of lithium metal is very active, make processing, storage, use of lithium metal, it is very high to the environmental requirement, and the protective structure of current lithium battery dismantles the difficulty, the dismantlement and the installation effectiveness of lithium battery have been reduced, there is not certain buffering damper simultaneously, reduce the life of lithium battery, provide a safe type lithium battery group convenient to split protective housing for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the safety lithium battery pack with the protective shell convenient to disassemble is provided.

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

the utility model provides a safe type lithium cell group convenient to split protective housing, includes casing and upper cover, the inside of casing is equipped with lithium cell body, still includes:

the two supporting plates are symmetrically arranged on the lower surface wall of the inner part of the shell;

an elastic member disposed on the lower surface wall inside the case and below the support plate;

the four movable rods are uniformly and symmetrically arranged on two sides of the shell;

the four limiting blocks are respectively and fixedly connected with one ends of the four movable rods;

and the four second springs are sleeved on the four movable rods respectively.

As a further description of the above technical solution:

the flexible end of elastic component and the lower surface wall fixed connection of backup pad, the elastic component is four to the both sides of the inside lower surface wall of distribution at the casing.

As a further description of the above technical solution:

the upper end fixedly connected with fly leaf of backup pad, the lower extreme and the inside lower table wall sliding connection of casing of backup pad, the interior table wall sliding connection of fly leaf and casing, lithium cell body sets up the upper table wall at the fly leaf.

As a further description of the above technical solution:

a first spring is arranged between the two support plates.

As a further description of the above technical solution:

the outside both sides of casing are provided with the spout with movable rod complex, the movable rod sets up the inside at the spout to one end runs through the spout and extends to the outside, the other end and the stopper fixed connection of movable rod, stopper and spout sliding connection to the one end of keeping away from the movable rod extends to the inside of casing, the second spring cover is established on the movable rod, the one end of second spring and the interior table wall fixed connection of spout, the flexible end of second spring and the side table wall fixed connection of stopper.

As a further description of the above technical solution:

limiting block matched limiting grooves are formed in two sides of the outer portion of the upper cover.

As a further description of the above technical solution:

one side of the limiting block, which is close to the upper cover, is provided with an inclined plane.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

in the utility model, the purpose of buffering the lithium battery body can be realized through the mutual matching of the supporting plate and the elastic piece, the lithium battery body is protected to a certain extent, the movable rod, the limiting block and the second spring are arranged simultaneously, the purpose of fixing the upper cover can be realized, the later-stage quick disassembly and installation are convenient, when in use, the lithium battery body is placed on the movable plate in the shell, the upper cover and the shell are mutually clamped, in the clamping process, the limiting block is extruded into the sliding groove by two sides of the upper cover, the upper cover is slowly and continuously extruded towards the direction close to the shell until the limiting block is ejected into the limiting groove under the action of the second spring, the fixing of the upper cover is further completed, because one side of the limiting block close to the upper cover is an inclined plane, the upper cover can not slip after completing the clamping, when the upper cover needs to be taken down, the movable rod is pulled towards the direction far away from the shell, the limiting block is separated from the limit groove, the upper cover is taken down, and the structure is simple, the operation is convenient, and the popularization is easy.

Drawings

Fig. 1 is a schematic diagram illustrating a front cross-sectional structure of a lithium battery pack according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating a side structure of a lithium battery pack according to an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a top view structure of a housing according to an embodiment of the present invention;

fig. 4 shows an overall structural schematic diagram of a fixing mechanism provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a housing; 2. an upper cover; 3. a lithium battery body; 4. a movable plate; 5. a support plate; 6. an elastic member; 7. a first spring; 8. a movable rod; 9. a limiting block; 10. a second spring; 11. a limiting groove.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a safe type lithium cell group convenient to split protective housing, includes casing 1 and upper cover 2, and casing 1's inside is equipped with lithium cell body 3, still includes:

the two supporting plates 5 are symmetrically arranged on the lower surface wall of the inner part of the shell 1;

an elastic member 6, the elastic member 6 being disposed on the lower surface wall inside the case 1 and below the support plate 5;

the four movable rods 8 are uniformly and symmetrically arranged on two sides of the shell 1;

the four limiting blocks 9 are respectively and fixedly connected with one ends of the four movable rods 8;

the four second springs 10 are sleeved on the four movable rods 8 respectively, and the four second springs 10 are sleeved on the four movable rods 8 respectively.

Specifically, as shown in fig. 1, the flexible ends of the elastic members 6 are fixedly connected to the lower surface wall of the supporting plate 5, and the number of the elastic members 6 is four, and the four elastic members are symmetrically distributed on two sides of the lower surface wall inside the housing 1.

Specifically, as shown in fig. 1, a movable plate 4 is fixedly connected to an upper end of a support plate 5, a lower end of the support plate 5 is slidably connected to a lower surface wall inside the casing 1, the movable plate 4 is slidably connected to an inner surface wall of the casing 1, and the lithium battery body 3 is disposed on an upper surface wall of the movable plate 4.

Specifically, as shown in fig. 1 and 3, the first spring 7 is provided between the two support plates 5, so that the cushioning performance of the support plates 5 can be further enhanced.

Specifically, as shown in fig. 1 and 4, the outside both sides of casing 1 are provided with the spout with 8 complex of movable rod, movable rod 8 sets up the inside at the spout, and one end runs through the spout and extends to the outside, the other end and the stopper 9 fixed connection of movable rod 8, stopper 9 and spout sliding connection, and the one end of keeping away from movable rod 8 extends to the inside of casing 1, second spring 10 cover is established on movable rod 8, the one end of second spring 10 and the interior table wall fixed connection of spout, the flexible end of second spring 10 and the side table wall fixed connection of stopper 9.

Specifically, as shown in fig. 1 and 2, two sides of the outer portion of the upper cover 2 are provided with limiting grooves 11 matched with the limiting blocks 9.

Specifically, as shown in fig. 1 and 4, one side of the limiting block 9 close to the upper cover 2 is provided with an inclined surface, so that the upper cover 2 is prevented from slipping.

The working principle is as follows: during the use, place lithium cell body 3 on fly leaf 4 of casing 1 inside, with upper cover 2 and the mutual block of casing 1, at the in-process of block, stopper 9 is extruded to the spout in the 2 both sides of upper cover, slowly continue to extrude upper cover 2 to the direction that is close to casing 1, until stopper 9 is launched to spacing groove 11 under the effect of second spring 10 in, and then accomplish the fixed of upper cover 2, because stopper 9 is close to one side of upper cover 2 and is the inclined plane, make upper cover 2 can not the slippage after accomplishing the block, when needs take off upper cover 2, with the direction pulling of movable rod 8 to keeping away from casing 1, make stopper 9 break away from the constraint of spacing groove 11, and then take off upper cover 2, moreover, the steam generator is simple in structure, and convenient for operation, and easy popularization.

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. The utility model provides a safe type lithium cell group convenient to split protective housing, includes casing and upper cover, the inside of casing is equipped with lithium cell body, its characterized in that still includes:

and the four second springs are sleeved on the four movable rods respectively.

2. The safety lithium battery pack convenient for disassembling the protective shell according to claim 1, wherein the number of the elastic members is four, and the elastic members are symmetrically distributed on two sides of the lower surface wall inside the shell.

3. The safety lithium battery pack convenient to disassemble the protective shell according to claim 1, wherein a movable plate is fixedly connected to the upper end of the supporting plate, the lower end of the supporting plate is slidably connected to the lower surface wall inside the shell, the movable plate is slidably connected to the inner surface wall of the shell, and the lithium battery body is arranged on the upper surface wall of the movable plate.

4. The safety lithium battery pack convenient to disassemble the protective shell according to claim 1, wherein a first spring is arranged between the two support plates.

5. The safety lithium battery pack convenient to disassemble the protective shell according to claim 1, wherein sliding grooves matched with the movable rods are formed in two sides of the outer portion of the shell, the movable rods are arranged in the sliding grooves, one ends of the movable rods penetrate through the sliding grooves and extend to the outside, the other ends of the movable rods are fixedly connected with the limiting blocks, the limiting blocks are slidably connected with the sliding grooves, one ends of the limiting blocks, far away from the movable rods, extend to the inside of the shell, the second spring sleeves are arranged on the movable rods, one ends of the second springs are fixedly connected with the inner surface wall of the sliding grooves, and the telescopic ends of the second springs are fixedly connected with the side surface walls of the limiting blocks.

6. The safety lithium battery pack convenient to disassemble the protective shell according to claim 1, wherein limiting grooves matched with limiting blocks are formed in two outer sides of the upper cover.

7. The safety lithium battery pack convenient to disassemble the protective shell according to claim 1, wherein one side of the limiting block close to the upper cover is provided with an inclined surface.