CN214254593U

CN214254593U - Lithium battery protection board

Info

Publication number: CN214254593U
Application number: CN202023234619.9U
Authority: CN
Inventors: 冀淑蕊
Original assignee: Hebei Falik Power Supply Co ltd
Current assignee: Aishangyun Beijing Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-21
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to a lithium cell technical field, concretely relates to lithium battery protection shield, including unable adjustment base, unable adjustment base's surface is inserted and is equipped with fixture, fixture includes the dwang, unable adjustment base's surface is inserted and is equipped with the dwang, and the surperficial cover of dwang is equipped with the connecting block, the bottom fixed surface of connecting block is connected with the slider, the first clamp splice of one end fixedly connected with of slider is kept away from to the connecting block. The device is provided with fixture and buffer gear, fixture is favorable to forming the centre gripping through first clamp splice and second clamp splice, fix protection shield main part centre gripping on unable adjustment base's surface, protect lithium cell main part, buffer gear is favorable to the device to lead to when rocking because remove or transport, provide the shock attenuation buffering for lithium cell main part, prevent that lithium cell main part from damaging because of excessive vibrations, its overall structure design is simple, high durability and convenient use, accord with the production demand, and the cost of manufacture is lower, and be applicable to large-scale production and use.

Description

Lithium battery protection board

Technical Field

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

Background

The lithium battery is a battery which uses a non-aqueous electrolyte solution and takes lithium metal or lithium alloy as a positive/negative electrode material, the lithium battery is highly inflammable, can catch fire under the conditions of short circuit, overcharge, extreme temperature, misoperation or other errors, can generate enough heat to enable adjacent batteries to generate thermal runaway no matter whether the internal reason or external heating or physical impact is caused, the electrolyte released by the lithium metal battery is mixed with molten lithium metal and is accompanied by a large pressure pulse, the inflammable electrolyte and the molten lithium metal can generate an explosive mixture, a general lithium battery protection plate has a single structure and cannot well protect the lithium battery, and the lithium battery is very easy to react to damage when being collided, and the life property and the public property safety can be seriously threatened.

Therefore, a lithium battery protection plate is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium battery protection shield to solve general lithium battery protection shield single structure who proposes in the above-mentioned background art, can not be fine protect the lithium cell, the lithium cell is when receiving the collision, and the very easy reaction that takes place causes the damage, can threaten the problem of the security of the lives and property and public property seriously.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery protection plate comprises a fixed base, wherein a clamping mechanism is inserted on the surface of the fixed base and comprises a rotating rod, the surface of the fixed base is inserted with the rotating rod, the surface of the rotating rod is sleeved with a connecting block, the bottom end surface of the connecting block is fixedly connected with a sliding block, one end, away from the sliding block, of the connecting block is fixedly connected with a first clamping block, the top end surface of the fixed base is fixedly connected with a second clamping block, the top end surface of the fixed base is fixedly connected with a buffer mechanism, the buffer mechanism comprises a fixed plate, the top end surface of the fixed base is fixedly connected with a fixed plate, the top end surface of the fixed plate is fixedly connected with a first telescopic rod, the surface of the first telescopic rod is sleeved with a first spring, one end, away from the fixed plate, of the first telescopic rod is fixedly connected with a support plate, and the bottom end surface of the support plate is hinged with a connecting rod through a hinged shaft, the one end that the backup pad was kept away from to the connecting rod articulates there is the fixed block, and one side fixed surface of fixed block is connected with the second telescopic link, the surface cover of second telescopic link is equipped with the second spring, the top surface of backup pad is contradicted with the lithium cell main part, it is equipped with the protection shield main part to insert between first clamp splice and the second clamp splice.

Preferably, the fixed base is internally provided with a sliding groove, and the fixed base and the connecting block form a sliding connection.

Preferably, the surface of dwang is provided with the external screw thread, the inner wall surface of connecting block is provided with the internal thread, threaded connection is constituteed with the connecting block to the dwang.

Preferably, the top surface of the fixed plate is welded with a first spring, and one end of the first spring, which is far away from the fixed plate, is welded with a support plate.

Preferably, the top end surface of the fixing plate is provided with a sliding groove, and the fixing plate and the fixing block form sliding connection.

Preferably, the second spring is welded on the surface of one side of the fixed block, and the fixed plate is welded at the end, far away from the fixed block, of the second spring.

Compared with the prior art, the beneficial effects of the utility model are that: the device is provided with fixture and buffer gear, fixture is favorable to forming the centre gripping through first clamp splice and second clamp splice, fix protection shield main part centre gripping on unable adjustment base's surface, protect lithium cell main part, buffer gear is favorable to the device to lead to when rocking because remove or transport, provide the shock attenuation buffering for lithium cell main part, prevent that lithium cell main part from damaging because of excessive vibrations, its overall structure design is simple, high durability and convenient use, accord with the production demand, and the cost of manufacture is lower, and be applicable to large-scale production and use.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is an enlarged schematic view of the fixing block and the second spring of fig. 1 according to the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

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

In the figure: 1. a fixed base; 2. a clamping mechanism; 21. rotating the rod; 22. connecting blocks; 23. a slider; 24. a first clamping block; 25. a second clamp block; 3. a buffer mechanism; 31. a fixing plate; 32. a first telescopic rod; 33. a first spring; 34. a support plate; 35. a connecting rod; 36. a fixed block; 37. a second telescopic rod; 38. a second spring; 4. a lithium battery main body; 5. protecting the board body.

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, the present invention provides an embodiment: a lithium battery protection plate comprises a fixed base 1, a clamping mechanism 2 is inserted on the surface of the fixed base 1, the clamping mechanism 2 comprises a rotating rod 21, the rotating rod 21 is inserted on the surface of the fixed base 1, a connecting block 22 is sleeved on the surface of the rotating rod 21, a sliding block 23 is fixedly connected on the bottom end surface of the connecting block 22, a first clamping block 24 is fixedly connected at one end, away from the sliding block 23, of the connecting block 22, a second clamping block 25 is fixedly connected on the top end surface of the fixed base 1, a buffer mechanism 3 is fixedly connected on the top end surface of the fixed base 1, the buffer mechanism 3 comprises a fixed plate 31, a fixed plate 31 is fixedly connected on the top end surface of the fixed base 1, a first telescopic rod 32 is fixedly connected on the top end surface of the fixed plate 31, a first spring 33 is sleeved on the surface of the first telescopic rod 32, and a supporting plate 34 is fixedly connected at one end, away from the fixed plate 31, of the first telescopic rod 32, and the bottom surface of backup pad 34 articulates through the articulated shaft has connecting rod 35, the one end that backup pad 34 was kept away from to connecting rod 35 articulates there is fixed block 36, and one side fixed surface of fixed block 36 is connected with second telescopic link 37, the surface cover of second telescopic link 37 is equipped with second spring 38, the top surface of backup pad 34 is inconsistent with lithium cell main part 4, it is equipped with protection board main part 5 to insert between first clamp splice 24 and the second clamp splice 25, fixture 2 and protection board main part 5 all are provided with four groups, and four groups fixture 2 and protection board main part 5 are constituteed the rectangle and are surrounded lithium cell main part 4.

Further, the spout has been seted up to unable adjustment base 1's inside, and unable adjustment base 1 constitutes sliding connection with connecting block 22, and connecting block 22 passes through slider 23 and constitutes sliding connection with unable adjustment base 1, is favorable to connecting block 22 at the surperficial transverse motion of dwang 21, provides the support for connecting block 22 simultaneously.

Further, the surface of dwang 21 is provided with the external screw thread, connecting block 22's inner wall surface is provided with the internal thread, dwang 21 and connecting block 22 constitute threaded connection, when being favorable to wrench movement dwang 21, dwang 21 passes through surperficial external screw thread and connecting block 22 inner wall surface internal thread looks adaptation, drive connecting block 22 at the surperficial transverse motion of dwang 21, connecting block 22 drives first clamp splice 24 transverse motion, first clamp splice 24 forms the centre gripping with second clamp splice 25, it is fixed with second clamp splice 25 centre gripping, protect lithium cell main part 4.

Further, the top surface welding of fixed plate 31 has first spring 33, and the one end welding that first spring 33 kept away from fixed plate 31 has backup pad 34, and when the device leads to rocking because remove or transportation, buffer gear 3 atress was downward, and first spring 33 provides the shock attenuation buffering for backup pad 34 through self elasticity to cushion lithium cell main part 4, prevent that lithium cell main part 4 from damaging because excessive vibrations.

Further, the spout has been seted up on the top surface of fixed plate 31, and fixed plate 31 constitutes sliding connection with fixed block 36, and the device leads to when rocking because remove or transport, and the backup pad 34 atress is downward, and connecting rod 35 receives the downward power of backup pad 34, makes fixed block 36 slide in fixed plate 31 top surface spout inside, provides certain support for backup pad 34.

Furthermore, second spring 38 is welded on the surface of one side of fixed block 36, and fixed plate 31 is welded on the one end of second spring 38 far away from fixed block 36, and when backup pad 34 atress was downward, connecting rod 35 received the downward power of backup pad 34, made fixed block 36 slide in fixed plate 31 top surface spout, and fixed block 36 passes through the elasticity of second spring 38, made the slip atress of fixed block 36 slow down to further strengthen the buffering.

The working principle is as follows: when in use, the protective plate main body 5 is placed between the first clamping block 24 and the second clamping block 25, the rotating rod 21 is twisted, the rotating rod 21 is matched with the internal thread on the inner wall surface of the connecting block 22 through the external thread on the surface, the connecting block 22 is driven to transversely move on the surface of the rotating rod 21, the connecting block 22 drives the first clamping block 24 to transversely move, the first clamping block 24 and the second clamping block 25 form clamping, and the second clamping block 25 is clamped and fixed, the lithium battery main body 4 is protected, the connecting block 22 is in sliding connection with the fixed base 1 through the sliding block 23, the transverse movement of the connecting block 22 on the surface of the rotating rod 21 is facilitated, meanwhile, the support is provided for the connecting block 22, when the device shakes due to movement or transportation, the buffer mechanism 3 is forced downwards, the first spring 33 provides damping and buffering for the support plate 34 through self elasticity, thereby buffering the lithium battery main body 4 and preventing the lithium battery main body 4 from being damaged due to excessive vibration.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lithium battery protection board, includes unable adjustment base (1), its characterized in that: the surface of the fixed base (1) is inserted with a clamping mechanism (2), the clamping mechanism (2) comprises a rotating rod (21), the surface of the fixed base (1) is inserted with the rotating rod (21), the surface of the rotating rod (21) is sleeved with a connecting block (22), the bottom end surface of the connecting block (22) is fixedly connected with a sliding block (23), one end of the connecting block (22) far away from the sliding block (23) is fixedly connected with a first clamping block (24), the top end surface of the fixed base (1) is fixedly connected with a second clamping block (25), the top end surface of the fixed base (1) is fixedly connected with a buffer mechanism (3), the buffer mechanism (3) comprises a fixed plate (31), the top end surface of the fixed base (1) is fixedly connected with a fixed plate (31), and the top end surface of the fixed plate (31) is fixedly connected with a first telescopic rod (32), the surface cover of first telescopic link (32) is equipped with first spring (33), the one end fixedly connected with backup pad (34) of fixed plate (31) is kept away from in first telescopic link (32), and the bottom surface of backup pad (34) articulates through the articulated shaft has connecting rod (35), the one end that backup pad (34) were kept away from in connecting rod (35) articulates there is fixed block (36), and one side fixed surface of fixed block (36) is connected with second telescopic link (37), the surface cover of second telescopic link (37) is equipped with second spring (38), the top surface and lithium cell main part (4) of backup pad (34) are inconsistent, insert between first clamp splice (24) and second clamp splice (25) and be equipped with protection shield main part (5).

2. The lithium battery protection plate as claimed in claim 1, wherein: the inside of unable adjustment base (1) has seted up the spout, unable adjustment base (1) and connecting block (22) constitute sliding connection.

3. The lithium battery protection plate as claimed in claim 1, wherein: the surface of dwang (21) is provided with the external screw thread, the inner wall surface of connecting block (22) is provided with the internal thread, threaded connection is constituteed with connecting block (22) in dwang (21).

4. The lithium battery protection plate as claimed in claim 1, wherein: the top surface welding of fixed plate (31) has first spring (33), and the one end welding that fixed plate (31) is kept away from in first spring (33) has backup pad (34).

5. The lithium battery protection plate as claimed in claim 1, wherein: the top end surface of the fixing plate (31) is provided with a sliding groove, and the fixing plate (31) and the fixing block (36) form sliding connection.

6. The lithium battery protection plate as claimed in claim 1, wherein: one side surface welding of fixed block (36) has second spring (38), and the one end welding that fixed block (36) were kept away from in second spring (38) has fixed plate (31).