CN218887287U

CN218887287U - High strength lithium cell protection shield

Info

Publication number: CN218887287U
Application number: CN202223530198.3U
Authority: CN
Inventors: 彭静浪
Original assignee: Shenzhen Gtb Technology Co ltd
Current assignee: Shenzhen Gtb Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-18
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to a lithium battery protection shield technical field specifically is a high strength lithium battery protection shield, including protective housing and top cap, the activity groove has all been seted up to the corresponding both sides inner wall of protective housing, and the corresponding both sides of protective housing lean on the equal activity spiro union of position in the middle of has the screw rod, and the grip block is installed through corresponding the bearing respectively to the corresponding one end of two sets of screw rods, and the corresponding both sides inner wall of protective housing leans on the corner to have all seted up the standing groove, and the equal activity in inside of two sets of standing grooves is provided with the guard plate, and the installation piece is all installed to the outside corner of two sets of guard plates, and buffer spring is all installed in the outside of two sets of installation pieces. Spare parts such as protective housing, screw rod, grip block, guard plate, installation piece, buffer spring, compression spring, top cap, construction bolt and protection pad set up and can effectively solve the lithium cell protection board and put into the back at the lithium cell, transport or when receiving the collision, the lithium cell can remove about in the guard plate, can cause the contact failure of circuit, can collide with the problem of damage even.

Description

High strength lithium battery protection board

Technical Field

The utility model relates to a lithium battery protection shield technical field specifically is a high strength lithium battery protection shield.

Background

The lithium battery protection board is used for charging and discharging protection of the series lithium battery pack, the voltage difference between the single batteries can be guaranteed to be smaller than a set value when the battery pack is fully charged, the single batteries of the battery pack are uniformly charged, the charging effect under a series charging mode is effectively improved, the overvoltage, undervoltage, overcurrent, short circuit and over-temperature states of the single batteries in the battery pack are detected, and the service life of the battery is protected and prolonged.

At present, the back is put into at the lithium cell to the lithium cell protection shield, transports or receives when colliding with, and the lithium cell can remove about in the protection shield, can cause the contact failure of circuit, can collide with the damage even, so need carry out corresponding improvement to above-mentioned problem to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength lithium battery protection shield to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength lithium battery protection board, includes protective housing and top cap, the activity groove has all been seted up to the corresponding both sides inner wall of protective housing, and the corresponding both sides of protective housing lean on the equal activity spiro union in intermediate position to have a screw rod, and is two sets of the grip block is installed through corresponding bearing respectively to the corresponding one end of screw rod, the corresponding both sides inner wall of protective housing leans on the corner to have all seted up the standing groove, and the inside of two sets of standing grooves is all movable and is provided with the guard plate, and is two sets of the installation piece is all installed to the outside corner of guard plate, and the outside of two sets of installation pieces all installs buffer spring, and is two sets of compression spring is all installed by the position at both ends in the outside of guard plate, and the corresponding one end that corresponds compression spring is fixed mutually with the corresponding one side inner wall that corresponds the standing groove respectively.

Preferably, the top of protective housing leans on the position in four corners all to have seted up the mounting hole, mounting bolt is all installed to the inside of top cap leans on the position in four corners, and the top cap is the installation of activity spiro union through four groups mounting bolt and corresponding mounting hole.

Preferably, the bottom inner wall of protective housing leans on the position in four corners all to install the supporting pad, and the bottom inner wall of protective housing and the top inner wall of top cap lean on the position in the middle all to install the protection pad.

Preferably, the two groups of the placing grooves are both arranged in an L shape, and the two groups of the protection plates are both arranged in an L shape.

Preferably, the sizes of the two groups of buffer springs are equal, and the corresponding ends of the two groups of buffer springs are respectively installed at the corners of the inner wall of the corresponding placing groove.

Preferably, the two groups of clamping plates are equal in size, and the two groups of clamping plates are respectively positioned in the corresponding movable grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

spare parts such as protective housing, screw rod, grip block, guard plate, installation piece, buffer spring, compression spring, top cap, construction bolt and protection pad set up and can effectively solve the lithium cell protection board and put into the back at the lithium cell, transport or when receiving the collision, the lithium cell can remove about in the guard plate, can cause the contact failure of circuit, can collide with the problem of damage even.

Drawings

Fig. 1 is a schematic perspective view of the main body of the present invention.

Fig. 2 is a schematic structural perspective view of the protective casing of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic perspective view of the top cover of the present invention.

In the figure: 1. a protective shell; 11. mounting holes; 12. a movable groove; 13. a support pad; 14. a placement groove; 2. a screw; 21. a clamping plate; 3. a protection plate; 31. mounting blocks; 32. a buffer spring; 33. a compression spring; 4. a top cover; 41. installing a bolt; 5. a protective pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a high strength lithium battery protection board, including protective housing 1 and top cap 4, movable groove 12 has all been seted up to the corresponding both sides inner wall of protective housing 1, and the corresponding both sides of protective housing 1 lean on the equal activity spiro union in middle position to have screw rod 2, grip block 21 is installed through corresponding bearing respectively to the corresponding one end of two sets of screw rods 2, the size of two sets of grip block 21 equals, and two sets of grip block 21 are located the inside that corresponds movable groove 12 respectively, supporting pad 13 is all installed by the position in four corners to the bottom inner wall of protective housing 1, and protective housing 1's bottom inner wall and top cap 4's top inner wall all install protection pad 5 by middle position, protective housing 1's the corresponding both sides inner wall all has seted up standing groove 14 by the corner, and two sets of standing groove 14's inside is all movable and is provided with guard plate 3, two sets of standing groove 14's shape is the setting of L shape, two sets of guard plate 3's shape is the setting of L shape.

Installation piece 31 is all installed to the outside corner of two sets of guard plates 3, and buffer spring 32 is all installed in the outside of two sets of installation pieces 31, and the size of two sets of buffer spring 32 equals, and two sets of buffer spring 32 correspond one end respectively with correspond the inner wall corner of standing groove 14 and install mutually, compression spring 33 is all installed by the position at both ends in the outside of two sets of guard plates 3, and the corresponding one end that corresponds compression spring 33 is fixed mutually with the corresponding one side inner wall that corresponds standing groove 14 respectively.

Mounting holes 11 are formed in the positions, close to the four corners, of the top end of the protective shell 1, mounting bolts 41 are mounted in the positions, close to the four corners, of the inside of the top cover 4, and the top cover 4 is movably installed in a threaded mode through the four groups of mounting bolts 41 and the corresponding mounting holes 11.

When using, the user can place the lithium cell in the inside of protective housing 1, thereby make the bottom surface of lithium cell can overlap joint with the top surface of four groups of supporting pads 13 mutually, and protective pad 5 can carry out supporting role with the lithium cell, the corresponding one end of protective housing 1 sets up for the opening, so the user can be with the lithium cell be the wiring terminal towards the opening part of protective housing 1, then, alright carry out electric connection with external controller with the wiring terminal of lithium cell through the cable, after this, the user can carry out corresponding rotation with two sets of screw rods 2, thereby make corresponding grip block 21 can respectively carry out corresponding removal in the inside that corresponds activity groove 12, and then make the corresponding side surface that corresponds grip block 21 can respectively laminate the setting mutually with the corresponding side surface of lithium cell and carry out corresponding centre gripping fixed, meanwhile, the outside surface that corresponds guard plate 3 can laminate the setting by the position at both ends with the corresponding one side of lithium cell respectively, thereby protect by the position that corresponds one end under the setting effect of two sets up of protective plate 3, finally, can carry out the fixed orifices in the inside with corresponding mounting hole 11 respectively four groups of bolt joint with the lithium cell and carry out the top surface, thereby make the top surface of protective housing 4 can laminate mutually, the top surface of protective cap setting simultaneously, make the top surface of protective housing 4 and the top surface of protecting pad can laminate mutually.

In the transportation of protective housing 1, under the setting effect of two sets of protection pads 5 and two sets of grip blocks 21, can make the lithium cell can be in the stable placing in inside of protective housing 1, and correspond two sets of buffer spring 32 and correspond four sets of compression spring 33 and can take place corresponding elastic deformation along with the vibrations of protective housing 1 in the transportation, thereby can play the effect of buffering to a certain extent, thereby can effectively solve the lithium battery protection board through the setting of above-mentioned spare part and put into the back at the lithium cell, when transporting or receiving the collision, the lithium cell can remove about in the protective housing, can cause the contact failure of circuit, the problem of damage can collide with even.

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 high strength lithium battery protection board, includes protective housing (1) and top cap (4), its characterized in that: activity groove (12) have all been seted up to the corresponding both sides inner wall of protective housing (1), and the corresponding both sides of protective housing (1) lean on the equal activity spiro union in middle position to have screw rod (2), two sets of grip block (21) are installed through corresponding bearing respectively to the corresponding one end of screw rod (2), standing groove (14) have all been seted up by the corner to the corresponding both sides inner wall of protective housing (1), and the inside of two sets of standing groove (14) is all movable and is provided with guard plate (3), and is two sets of installation piece (31) are all installed to the outside corner of guard plate (3), and buffer spring (32) are all installed in the outside of two sets of installation piece (31), and are two sets of compression spring (33) are all installed by the position at both ends in the outside of guard plate (3), and correspond one side inner wall fixed with corresponding of corresponding standing groove (14) respectively to the corresponding one end of compression spring (33).

2. The high-strength lithium battery protection sheet as claimed in claim 1, wherein: mounting holes (11) have all been seted up by the position in four corners on the top of protective housing (1), mounting bolt (41) are all installed by the position in four corners in the inside of top cap (4), and top cap (4) are movable spiro union installation through four sets of mounting bolt (41) and corresponding mounting hole (11).

3. The high-strength lithium battery protection sheet as claimed in claim 1, wherein: supporting pads (13) are installed on the inner wall of the bottom end of the protective shell (1) close to the four corners, and protective pads (5) are installed on the inner wall of the bottom end of the protective shell (1) and the inner wall of the top end of the top cover (4) close to the middle positions.

4. The high-strength lithium battery protection sheet as claimed in claim 1, wherein: the two groups of the placing grooves (14) are both arranged in an L shape, and the two groups of the protection plates (3) are both arranged in an L shape.

5. The high-strength lithium battery protection sheet as claimed in claim 1, wherein: the two groups of buffer springs (32) are equal in size, and the corresponding ends of the two groups of buffer springs (32) are respectively installed at the corners of the inner wall of the corresponding placing groove (14).

6. The high-strength lithium battery protection sheet as claimed in claim 1, wherein: the two groups of clamping plates (21) are equal in size, and the two groups of clamping plates (21) are respectively positioned in the corresponding movable grooves (12).