CN212991217U

CN212991217U - Lithium battery fixing and protecting device

Info

Publication number: CN212991217U
Application number: CN202022132444.4U
Authority: CN
Inventors: 韩明生
Original assignee: Tianjin Ruiyitiancheng Technology Co ltd
Current assignee: Tianjin Ruiyitiancheng Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-04-16
Anticipated expiration: 2030-09-25

Abstract

The utility model relates to a lithium cell technical field just discloses a lithium cell fixed protection device, including the protection device body, protection device body left side inner wall fixed mounting has folding device, folding device includes fixed plate, lever roll axis, fly leaf, first connecting rod, second connecting rod, spring, surface front side is provided with tension device under the fly leaf, tension device includes pulling force rope, first fixed pulley, slider, protection device body bottom inner wall fixed mounting has spring telescopic link, spring telescopic link upper end fixed mounting has the backup pad, protection device body right side is provided with the chute, the fixed second fixed pulley that is equipped with of chute inner wall. This protection device is fixed to lithium cell through folding device and pulling force device isotructure not only can be convenient fix the protection device body with the lithium cell, holistic structure is also uncomplicated moreover, has simple structure, easy operation, convenient fixed advantage.

Description

Lithium battery fixing and protecting device

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell fixed protection device.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material.

The conventional lithium battery fixing and protecting device is inconvenient to operate, and particularly relates to a fixing and protecting device for a lithium battery, such as Chinese patent CN111403655A, which comprises fixing frames and a fixing base, wherein a plurality of fixing frames are circumferentially distributed and fixed on the outer side of the top of the fixing base; still install the pressurizer that is used for controlling a plurality of horizontal flexible fixed subassemblies and extends simultaneously on the unable adjustment base, still install the negative pressure ware that is used for controlling a plurality of vertical flexible fixed subassemblies and shortens simultaneously on the unable adjustment base, the device can protect the lithium cell well, but still has certain defect, and the device structure is complicated, is difficult to the wide use in actual production, needs to have certain understanding to the device and just can utilize.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a lithium cell fixes protection device, possess advantages such as simple structure, easy operation, convenient fixed, solved foretell problem to prior art not enough.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection device is fixed to lithium cell, includes the protection device body, protection device body left side inner wall fixed mounting has folding device, folding device includes fixed plate, lever roll axis, fly leaf, first connecting rod, second connecting rod, spring, surface front side is provided with tension device under the fly leaf, tension device includes pulling force rope, first fixed pulley, slider, protection device body bottom inner wall fixed mounting has spring telescopic link, spring telescopic link upper end fixed mounting has the backup pad, protection device body right side is provided with the chute, the fixed second fixed pulley that is equipped with of chute inner wall, protection device body right side surface is provided with the spout.

Preferably, the two folding devices are symmetrically arranged on the inner walls of the left side and the right side of the protection device body, a fixed plate is fixedly arranged on the inner wall of the left side of the protection device body, a lever rolling shaft is rotatably connected to the upper side of the inner wall of the fixed plate, a movable plate is rotatably connected to the outer surface of the lever rolling shaft, a first connecting rod is arranged in the middle of the lower surface of the movable plate, the first connecting rod is rotatably connected with a second connecting rod, and a spring is fixedly connected to the middle of the left side of;

and the other end of the spring is fixedly arranged in the middle of the left side of the second connecting rod.

Preferably, the tension devices are arranged in two groups and symmetrically arranged on the inner walls of the front side and the rear side of the protection device body, the tension ropes are arranged on the front side and the rear side of the lower surface of the movable plate, the first fixed pulley is arranged on the inner wall of the front side of the protection device body, and one end of each tension rope is fixedly connected with a sliding block;

the number of the first fixed pulleys is four, and the first fixed pulleys are uniformly arranged on the inner walls of the front side and the rear side of the protection device body;

the outer surface of the tension rope passes through the first fixed pulley and the second fixed pulley and is connected to the sliding block;

the slider joint is on the spout inner wall.

Preferably, the number of the spring telescopic rods is two, and the two spring telescopic rods are symmetrically arranged on the lower surface of the supporting plate.

Preferably, the number of the second fixed pulleys is two, and the second fixed pulleys are respectively fixedly arranged on the inner walls of the two ports of the chute.

Compared with the prior art, the utility model provides a lithium cell fixed protection device possesses following beneficial effect:

1. through folding device and pulling force device isotructure not only can be convenient with the lithium cell fixed to the protection device body in, holistic structure is also uncomplicated moreover, has simple structure, easy operation, convenient fixed advantage.

2. Through spring telescopic link and backup pad, not only can help the fixed of lithium cell, also have certain buffering guard action.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

FIG. 3 is a schematic structural view of the folding device of the present invention;

fig. 4 is a schematic view of a partial structure of the present invention.

Wherein: 1. a protection device body; 2. a folding device; 201. a fixing plate; 202. a lever roll axis; 203. a movable plate; 204. a first link; 205. a second link; 206. a spring; 3. a tension device; 301. a tension rope; 302. a first fixed pulley; 303. a slider; 4. a spring telescopic rod; 5. a support plate; 6. a chute; 7. a second fixed pulley; 8. a chute.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a lithium battery fixing and protecting device comprises a protecting device body 1, a folding device 2 is fixedly installed on the inner wall of the left side of the protecting device body 1, the folding device 2 comprises a fixing plate 201, a lever rolling shaft 202, a movable plate 203, a first connecting rod 204, a second connecting rod 205 and a spring 206, the number of the folding device 2 is two, the two folding devices are symmetrically arranged on the inner walls of the left and right sides of the protecting device body 1, the fixing plate 201 is fixedly installed on the inner wall of the left side of the protecting device body 1, the lever rolling shaft 202 is rotatably connected to the upper side of the inner wall of the fixing plate 201, the movable plate 203 can be rotated through the lever rolling shaft 202, the movable plate 203 is rotatably connected to the outer surface of the lever rolling shaft 202, the first connecting rod 204 is arranged in the middle of the lower surface of the movable plate 203, the first connecting rod 204 is, the lithium battery can conveniently enter the protection device body 1 through the folding device 2 and can be fixed, the tension devices 3 are arranged on the front side of the lower surface of the movable plate 203, each tension device 3 comprises a tension rope 301, first fixed pulleys 302 and four sliding blocks 303, the tension devices 3 are arranged in two groups and symmetrically arranged on the inner walls of the front side and the rear side of the protection device body 1, the tension ropes 301 are arranged on the front side and the rear side of the lower surface of the movable plate 203, the first fixed pulleys 302 are arranged on the inner wall of the front side of the protection device body 1, one end of each tension rope 301 is fixedly connected with the sliding block 303, the number of the first fixed pulleys 302 is four, the first fixed pulleys 302 are uniformly arranged on the inner walls of the front side and the rear side of the protection device body 1, the outer surface of each tension rope 301 passes through the first fixed pulley 302 and the second fixed pulley 7 and is connected to the sliding block 303, the, inner wall fixed mounting has spring telescopic rod 4 in 1 bottom of protection device body, spring telescopic rod 4 has two, the symmetry sets up the lower surface in

backup pad

5, 4 upper end fixed mounting of spring telescopic rod has backup pad 5, not only can play the effect of fixed lithium cell through backup pad 5 and spring telescopic rod 4, can also have certain buffering guard action to external vibration, 1 right side of protection device body is provided with chute 6, second fixed pulley 7 is equipped with to chute 6 inner wall is fixed, second fixed pulley 7 has two, fixed mounting is respectively on two port inner walls of chute 6, the second fixed pulley 7 and the chute 6 of setting can make things convenient for pulling force rope 301 to pass through and connect on slider 303, 1 right side surface of protection device body is provided with spout 8, make things convenient for slider 303 ground to slide.

When using, inside with lithium cell disect insertion protection device body 1, fly leaf 203 in the folding device 2 is because pressure is folding inwards, backup pad 5 and spring telescopic link 4 are because the pressure that the lithium cell brought is to the bottom shrink, wait inside the lithium cell reachs protection device body 1, fly leaf 203 is because original position and fix the lithium cell are recovered to the holding power of spring 206, when needs take out, drive pulling force rope 301 through slider 303, pulling force rope 301 drives fly leaf 203 downshifting, wait after the certain distance, the lithium cell will pop out automatically.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a protection device is fixed to lithium cell, includes protection device body (1), its characterized in that: a folding device (2) is fixedly arranged on the inner wall of the left side of the protection device body (1), the folding device (2) comprises a fixed plate (201), a lever rolling shaft (202), a movable plate (203), a first connecting rod (204), a second connecting rod (205) and a spring (206), a tension device (3) is arranged on the front side of the lower surface of the movable plate (203), the tension device (3) comprises a tension rope (301), a first fixed pulley (302) and a sliding block (303), a spring telescopic rod (4) is fixedly arranged on the inner wall of the bottom of the protection device body (1), a supporting plate (5) is fixedly arranged at the upper end of the spring telescopic rod (4), a chute (6) is arranged at the right side of the protection device body (1), the inner wall of the chute (6) is fixedly provided with a second fixed pulley (7), and the outer surface of the right side of the protection device body (1) is provided with a chute (8).

2. The lithium battery fixing and protecting device as claimed in claim 1, wherein: the two folding devices (2) are symmetrically arranged on the inner walls of the left side and the right side of the protection device body (1), a fixed plate (201) is fixedly arranged on the inner wall of the left side of the protection device body (1), a lever rolling shaft (202) is rotatably connected to the upper side of the inner wall of the fixed plate (201), a movable plate (203) is rotatably connected to the outer surface of the lever rolling shaft (202), a first connecting rod (204) is arranged in the middle of the lower surface of the movable plate (203), a second connecting rod (205) is rotatably connected to the first connecting rod (204), and a spring (206) is fixedly connected to the middle of the left side of the first connecting;

the other end of the spring (206) is fixedly arranged in the middle of the left side of the second connecting rod (205).

3. The lithium battery fixing and protecting device as claimed in claim 1, wherein: the two groups of the tension devices (3) are symmetrically arranged on the inner walls of the front side and the rear side of the protection device body (1), the tension ropes (301) are arranged on the front side and the rear side of the lower surface of the movable plate (203), the first fixed pulley (302) is arranged on the inner wall of the front side of the protection device body (1), and one end of each tension rope (301) is fixedly connected with the sliding block (303);

the number of the first fixed pulleys (302) is four, and the first fixed pulleys (302) are uniformly arranged on the inner walls of the front side and the rear side of the protection device body (1);

the outer surface of the tension rope (301) passes through the first fixed pulley (302) and the second fixed pulley (7) and is connected to the sliding block (303);

the sliding block (303) is clamped on the inner wall of the sliding groove (8).

4. The lithium battery fixing and protecting device as claimed in claim 1, wherein: the number of the spring telescopic rods (4) is two, and the spring telescopic rods are symmetrically arranged on the lower surface of the supporting plate (5).

5. The lithium battery fixing and protecting device as claimed in claim 1, wherein: and two second fixed pulleys (7) are respectively and fixedly arranged on the inner walls of the two ports of the chute (6).