CN216958338U

CN216958338U - Anti vibration type lithium cell protection shield

Info

Publication number: CN216958338U
Application number: CN202220133482.8U
Authority: CN
Inventors: 邢晶燕
Original assignee: Wuhan Biaorui Technology Co ltd
Current assignee: Wuhan Biaorui Technology Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-07-12
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to the technical field of lithium battery protection, in particular to a vibration-proof lithium battery protection plate which comprises a bottom plate, a lithium battery, a vertical plate, a top cover, a damping plate B, a rotating shaft and a spring. Set up the standing groove on the bottom plate, set up shock attenuation board A in the standing groove, the lithium cell setting is in the standing groove. The riser symmetry sets up in the both sides of bottom plate, sets up a plurality of elasticity fixture block on the riser, both sides riser respectively with two curb plate sliding connection of top cap, all set up the draw-in groove on the both sides curb plate of top cap. The shock attenuation board B goes up the symmetry and sets up two and rotate the seat, rotates to rotate the seat and goes up to rotate and set up the connecting rod, and the symmetry sets up two sliders in the pivot, and the other end of both sides connecting rod rotates with corresponding side slider respectively and is connected. The springs are symmetrically sleeved on the rotating shaft, the springs on two sides are respectively positioned between the corresponding side plate and the sliding block, and the springs on two sides are respectively abutted against the corresponding side plate and the sliding block. The utility model has good anti-seismic performance and protective performance and is convenient to disassemble and assemble.

Description

Anti vibration type lithium cell protection shield

Technical Field

The utility model relates to the technical field of lithium battery protection, in particular to a vibration-resistant lithium battery protection board.

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. Because the chemical properties of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high, and therefore, the lithium metal needs to be fully protected during transportation and installation.

Chinese patent with publication number CN212783649U discloses a vibration-resistant lithium battery protection board, which is equipped with damping springs and installed between protection board and box body for preliminary damping protection, and the vibrations that reduce equipment production when operating are transmitted to lithium battery body through the box body, and are equipped with the opening and closing door for protection.

But the device need utilize the screw to fix when actual installation lithium cell, and the operation is very troublesome to the device's shock attenuation effect is very poor, if fix it on the frame, the lithium cell is followed vibration when vehicle high-frequency vibration or jolt, very easily causes the lithium cell impaired, more serious can lead to the lithium cell spontaneous combustion even.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vibration-resistant lithium battery protection plate aiming at the problems in the background art.

The technical scheme of the utility model is as follows: the utility model provides an anti vibration type lithium cell protection shield, includes bottom plate, lithium cell, riser, top cap, shock attenuation board B, pivot and spring. The bottom plate is provided with a placing groove, and a damping plate A is arranged in the placing groove. The lithium cell sets up in the standing groove, and the bottom of lithium cell is located damping plate A's top, and the top of lithium cell sets up two external wiring posts. The riser symmetry sets up in the both sides of bottom plate, and one side interval that the both sides riser kept away from each other evenly sets up a plurality of elasticity fixture block. The top cap setting is in the top of riser, both sides riser respectively with two curb plate sliding connection of top cap, all set up the draw-in groove on the curb plate of the both sides of top cap, elasticity fixture block and draw-in groove cooperation, the top of top cap sets up two through-hole A. Damping plate B slides and sets up in the inside of top cap, sets up through-hole B on the damping plate B, and the last symmetry of damping plate B sets up two and rotates the seat, rotates and sets up the connecting rod on the seat. The rotating shaft is rotatably arranged in the top cover, the rotating shaft is symmetrically and slidably provided with two sliding blocks, the sliding blocks are slidably connected with the top plate of the top cover, and the other ends of the connecting rods on two sides are rotatably connected with the corresponding side sliding blocks respectively. The springs are symmetrically sleeved on the rotating shaft, the springs on two sides are respectively positioned between the corresponding side plate and the sliding block, and the springs on two sides are respectively abutted against the corresponding side plate and the sliding block.

Preferably, four waist-shaped holes are symmetrically arranged on the bottom plate, and the bottom of the bottom plate is provided with a rubber protective pad.

Preferably, the bottom plate is symmetrically provided with two groups of guide rods, each group of guide rods is at least two, the top ends of the guide rods are provided with arc-shaped chamfers, and the top ends of the guide rods are inserted into the side plates of the top cover and are in sliding connection with the side plates.

Preferably, a connecting plate is arranged between the guide rods on the two sides, the connecting plate is a transparent connecting plate, and the top end of the connecting plate is inserted into the side plate of the top cover and is in sliding connection with the side plate.

Preferably, the inboard spout that sets up of curb plate of top cap, the both sides of shock attenuation board B all set up the lug, the other end of lug inserts respectively and corresponds inside and rather than sliding connection of side spout.

Preferably, the top end of the sliding block is provided with a roller, a sliding groove is arranged below a top plate of the top cover, and the arc surface of the roller is positioned in the sliding groove and is in rolling connection with the sliding groove.

Preferably, the matching structure of the rotating shaft and the rotating seat comprises two groups, each group of structure is the same, and the two groups of matching structures are parallel to each other.

Preferably, the inner side of the side plate of the top cover is provided with a shaft sleeve, and two ends of the rotating shaft are respectively inserted into the corresponding side shaft sleeves. Both ends of the rotating shaft are provided with limiting sleeves in a threaded manner, and the springs on the two sides are respectively positioned between the limiting sleeves on the corresponding sides and the sliding blocks.

Compared with the prior art, the utility model has the following beneficial technical effects:

by arranging the placing groove, the shock absorption plate A is arranged in the placing groove, the bottom of the lithium battery is placed in the installing groove, the lithium battery is limited laterally by the installing groove, and the shock absorption plate A at the bottom can play a role in reducing shock; by arranging the vertical plate and the elastic clamping block on the vertical plate, the top cover can be firmly fixed only by pressing down the top cover when the top cover is installed, and the installation and the disassembly are convenient; through the arrangement of the connecting structure of the rotating shaft, the connecting rod and the spring, the shock absorption plate B is gradually pressed from the upper side of the lithium battery when the top cover is pressed down, and the spring at the top end can timely react when the fixing frame vibrates, so that the vibration is further reduced.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a base plate;

fig. 3 is an internal structure view of the top cover.

Reference numerals: 1. a base plate; 2. mounting holes; 3. a placement groove; 4. a damping plate A; 5. a lithium battery; 501. an external terminal post; 6. a vertical plate; 7. an elastic clamping block; 8. a guide bar; 9. a top cover; 10. a card slot; 11. a through hole A; 12. a damping plate B; 13. a through hole B; 14. a rotating seat; 15. a connecting rod; 16. a shaft sleeve; 17. a rotating shaft; 18. a slider; 19. a roller; 20. a spring; 21. a limiting sleeve; 22. a support rod.

Detailed Description

Example one

As shown in fig. 1-3, the vibration-resistant lithium battery protection board provided by the utility model comprises a bottom board 1, a lithium battery 5, a vertical board 6, a top cover 9, a vibration-resistant board B12, a rotating shaft 17 and a spring 20. The bottom plate 1 is provided with a placing groove 3, and a damping plate A4 is arranged in the placing groove 3. Lithium cell 5 sets up in standing groove 3, and the bottom of lithium cell 5 is located the top of damper plate A4, and the top of lithium cell 5 sets up two external terminal 501. The riser 6 symmetry sets up in the both sides of bottom plate 1, and one side interval that 6 mutual keeping away from of both sides riser evenly sets up a plurality of elasticity fixture block 7. The top cap 9 sets up in the top of riser 6, and both sides riser 6 all sets up draw-in groove 10 with two curb plate sliding connection of top cap 9 respectively on the curb plate of the both sides of top cap 9, and elasticity fixture block 7 and draw-in groove 10 cooperation, the top of top cap 9 set up two through-holes A11. The shock attenuation board B12 slides and sets up in the inside of top cap 9, sets up through-hole B13 on the shock attenuation board B12, and the symmetry sets up two on the shock attenuation board B12 and rotates the seat 14, rotates and sets up connecting rod 15 on the seat 14. The rotating shaft 17 is rotatably arranged in the top cover 9, the rotating shaft 17 is symmetrically and slidably provided with two sliding blocks 18, the sliding blocks 18 are slidably connected with a top plate of the top cover 9, and the other ends of the two side connecting rods 15 are respectively rotatably connected with the corresponding side sliding blocks 18. The springs 20 are symmetrically sleeved on the rotating shaft 17, the springs 20 on two sides are respectively located between the corresponding side plate and the sliding block 18, and the springs 20 on two sides are respectively abutted against the corresponding side plate and the sliding block 18.

In this embodiment, the lithium battery 5 is placed in the placement groove 3 and is limited by the placement groove 3, the whole lithium battery 5 is dropped on the damping plate a4 at the bottom, then the top cover 9 is taken out, the clamping grooves 10 at two sides of the top cover 9 correspond to the elastic clamping blocks 7 at two sides respectively, then the top cover 9 is pressed downwards, the elastic clamping blocks 7 on the vertical plates 6 are clamped into the clamping grooves 10 in sequence, at this time, the top cover 9 is pressed downwards horizontally under the action of the vertical plates 6 at two sides, no deflection occurs, when the top cover 9 is pressed downwards, the damping plate B12 contacts with the top end of the lithium battery 5 and is gradually pressed, the angle of the connecting rod 15 on the damping plate B12 is changed and pushes the sliding block 18 to slide, the sliding block 18 extrudes the spring 20, the spring 20 accumulates certain tension and pushes the sliding block backwards, so that the damping plate B12 compresses the lithium battery 5, when the external mounting mechanism vibrates, the damping plate a4 at the bottom and the damping plate B12 at the top end synchronously absorb and reduce the vibration, the spring 20 also dampens a part of the vibration and the lithium battery 5 is fully protected.

Example two

As shown in fig. 3, compared with the first embodiment, the vibration-resistant lithium battery protection plate provided by the present invention has a bottom plate 1 symmetrically provided with two sets of guide rods 8, each set of guide rods 8 includes at least two guide rods 8, the top ends of the guide rods 8 are provided with arc chamfers, and the top ends of the guide rods 8 are inserted into and slidably connected with the side plates of a top cover 9. A connecting plate is arranged between the guide rods 8 at the two sides, the connecting plate is a transparent connecting plate, and the top end of the connecting plate is inserted into the side plate of the top cover and is in sliding connection with the side plate.

In this embodiment, the cooperation structure of two sets of connecting rods 15 and pivot 17 can make damper plate B12's the process of reciprocating more steady, and the transparent connecting plate chooses for use explosion-proof type material to make, can effectual prevention device bear the striking of side, can also the person of facilitating the use observe lithium cell 5's real-time status.

EXAMPLE III

As shown in fig. 3, compared with the first embodiment, the vibration-resistant lithium battery protection plate provided by the present invention includes two sets of matching structures of the rotating shaft 17 and the rotating base 14, where each set of matching structures is the same, and the two sets of matching structures are parallel to each other. The top end of the slide block 18 is provided with a roller 19, a sliding groove is arranged below the top plate of the top cover 9, and the cambered surface of the roller 19 is positioned in the sliding groove and is in rolling connection with the sliding groove. The inner side of the side plate of the top cover 9 is provided with a shaft sleeve 16, and two ends of the rotating shaft 17 are respectively inserted into the corresponding shaft sleeves 16. Both ends of the rotating shaft 17 are provided with a limiting sleeve 21 in a threaded manner, and the springs 20 on both sides are respectively positioned between the limiting sleeve 21 on the corresponding side and the sliding block 18.

In this embodiment, the spring 20 may gradually decrease in elastic strength in a long-term use, and at this time, the spring 20 may be compressed by adjusting the position-limiting sleeves 21 on both sides, so that the spring 20 may be used for a long period of time. The rollers 19 prevent the slider 18 from directly contacting the top plate of the top cover 9, so that friction noise is prevented and friction is reduced.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A vibration-proof lithium battery protection plate is characterized by comprising a bottom plate (1), a lithium battery (5), a vertical plate (6), a top cover (9), a damping plate B (12), a rotating shaft (17) and a spring (20);

a placing groove (3) is arranged on the bottom plate (1), and a damping plate A (4) is arranged in the placing groove (3); the lithium battery (5) is arranged in the placing groove (3), the bottom of the lithium battery (5) is positioned above the damping plate A (4), and the top end of the lithium battery (5) is provided with two external connecting posts (501);

the vertical plates (6) are symmetrically arranged on two sides of the bottom plate (1), and a plurality of elastic clamping blocks (7) are uniformly arranged on one sides, far away from each other, of the vertical plates (6) on the two sides at intervals; the top cover (9) is arranged above the vertical plates (6), the vertical plates (6) on two sides are respectively in sliding connection with two side plates of the top cover (9), clamping grooves (10) are formed in the side plates on two sides of the top cover (9), the elastic clamping blocks (7) are matched with the clamping grooves (10), and two through holes A (11) are formed in the top end of the top cover (9);

the damping plate B (12) is arranged inside the top cover (9) in a sliding mode, a through hole B (13) is formed in the damping plate B (12), two rotating seats (14) are symmetrically arranged on the damping plate B (12), and a connecting rod (15) is rotatably arranged on each rotating seat (14); the rotating shaft (17) is rotatably arranged in the top cover (9), the rotating shaft (17) is symmetrically and slidably provided with two sliding blocks (18), the sliding blocks (18) are slidably connected with a top plate of the top cover (9), and the other ends of the connecting rods (15) at two sides are respectively rotatably connected with the corresponding side sliding blocks (18); the springs (20) are symmetrically sleeved on the rotating shaft (17), the springs (20) on two sides are respectively located between the corresponding side plate and the sliding block (18), and the springs (20) on two sides are respectively abutted against the corresponding side plate and the sliding block (18).

2. The vibration-resistant lithium battery protection plate as claimed in claim 1, wherein four kidney-shaped holes are symmetrically formed in the bottom plate (1), and a rubber protection pad is disposed at the bottom of the bottom plate (1).

3. Vibration-resistant lithium battery protection plate according to claim 1, wherein two sets of guide rods (8) are symmetrically arranged on the bottom plate (1), at least two guide rods (8) are arranged on each set, the top ends of the guide rods (8) are provided with arc-shaped chamfers, and the top ends of the guide rods (8) are inserted into and slidably connected with the side plates of the top cover (9).

4. Vibration-resistant lithium battery protection plate according to claim 3, wherein a connecting plate is arranged between the two side guide rods (8), the connecting plate is a transparent connecting plate, and the top end of the connecting plate is inserted into and slidably connected with the side plate of the top cover.

5. Vibration-resistant lithium battery protection plate according to claim 1, wherein the top cover (9) is provided with sliding grooves at the inner sides of the side plates, the shock-absorbing plate B (12) is provided with bumps at both sides, and the other ends of the bumps are inserted into and slidably connected with the corresponding sliding grooves.

6. Vibration-resistant lithium battery protection plate according to claim 1, wherein the top end of the sliding block (18) is provided with a roller (19), a sliding groove is arranged below the top plate of the top cover (9), and the cambered surface of the roller (19) is positioned in the sliding groove and is in rolling connection with the sliding groove.

7. Vibration-resistant lithium battery protection plate according to claim 1, wherein the matching structures of the rotating shaft (17) and the rotating base (14) comprise two sets, each set is identical, and the two sets of matching structures are parallel to each other.

8. Vibration-resistant lithium battery protection plate according to claim 1, wherein the top cover (9) is provided with a shaft sleeve (16) at the inner side of the side plate, and two ends of the rotating shaft (17) are respectively inserted into the corresponding shaft sleeves (16); both ends of the rotating shaft (17) are provided with limiting sleeves (21) in a threaded manner, and the springs (20) on the two sides are respectively positioned between the limiting sleeves (21) on the corresponding sides and the sliding blocks (18).