CN219371202U

CN219371202U - Lithium battery pack isolation structure

Info

Publication number: CN219371202U
Application number: CN202223019516.XU
Authority: CN
Inventors: 徐庆; 朱以振
Original assignee: SHANDONG DAOTONG COMMUNICATE TECHNOLOGY CO LTD
Current assignee: SHANDONG DAOTONG COMMUNICATE TECHNOLOGY CO LTD
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-07-18
Anticipated expiration: 2032-11-14

Abstract

The utility model provides a lithium battery pack isolation structure which comprises an isolation box positioned outside a lithium battery pack, wherein the bottoms of two sides of the isolation box are hinged with a protective cover, and the inner side of the protective cover is hinged with the top of the side wall of the isolation box through a shock absorption rod. In the utility model, the two sides of the isolation box are hinged with the protective cover, the rotation axis of the protective cover is horizontal, the upper guard plate is arranged above the isolation box, the two ends of the upper guard plate are connected with the tops of the protective covers on the two sides of the isolation box in a clamping way, the inner side of the protective cover is hinged with the two sides of the isolation box through the shock absorption rod, therefore, when external impact force impacts the isolation box, the protective cover and the protective plate can swing, the isolation box is effectively protected by combining the supporting and shock absorption effects of the shock absorption rod, and the safety of the lithium battery pack is improved.

Description

Lithium battery pack isolation structure

Technical Field

The utility model relates to the technical field of lithium battery protection, in particular to a lithium battery pack isolation structure.

Background

The external installation isolation box of the lithium battery is provided with an anode wiring terminal, a cathode wiring terminal, a lithium battery instrument connector port, a battery pack exhaust valve, an instrument lamp, an activation button and the like, the isolation box plays a role in protecting the battery pack, the battery pack is usually provided with an installation seat support at the bottom of the isolation box during installation, the installation seat support is fixedly connected with a target position through a bolt, and the isolation box of the lithium battery at present lacks an effective protection function, namely the lithium battery is easily damaged by external impacts in different directions; therefore, a lithium battery isolation box with effective external impact prevention is urgently needed in the market.

To this end, the present utility model provides a lithium battery pack isolation structure.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a lithium battery pack isolation structure to solve the problems in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a lithium cell group isolation structure, is including being located the outside isolation box of lithium cell group, the bottom of isolation box both sides articulates there is the protection casing, the inboard of protection casing and the top of isolation box lateral wall are articulated to be connected through the shock attenuation pole, and the top of the protection casing that is located the isolation box both sides is rotated through last backplate and can be dismantled and be connected.

Further, the bottom welding of isolation box both sides has the articulated seat, the bottom of protection casing and articulated seat pass through the articulated shaft and rotate to be connected, and the axis of rotation of this protection casing is the level.

Furthermore, the protective cover is of an arc plate structure, and the inner cambered surface of the protective cover is opposite to the isolation box.

Further, the outer arc wall of the protective cover is adhered with a layer of protective rubber mat.

Further, the top welding of going up the backplate has the peg, the both ends welding of going up the backplate have the baffle with peg buckle connection.

Further, a clamping groove is formed in the inner side of the baffle plate.

Further, a handle is welded at the upper end of the upper guard plate.

The utility model has the beneficial effects that: the utility model relates to a lithium battery pack isolation structure, which comprises an isolation box; a hinge base; a protective cover; a hinge shaft; a protective rubber mat; hanging shaft; a shock-absorbing rod; an upper guard board; a baffle; a clamping groove; a handle bar.

The protection cover is hinged to the two sides of the isolation box, the rotation axis of the protection cover is horizontal, the upper guard plate is arranged above the isolation box, the two ends of the upper guard plate are connected with the top of the protection cover on the two sides of the isolation box in a clamping mode, the inner side of the protection cover is hinged to the two sides of the isolation box through the shock absorption rod, and therefore when external impact force impacts the isolation box, the protection cover and the protection plate can swing to combine with the supporting shock absorption effect of the shock absorption rod to effectively protect the isolation box, and the safety of the lithium battery pack is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the lithium battery pack isolation structure in which an isolation box, a protection cover, an upper guard plate and a shock absorption rod are matched;

FIG. 2 is a schematic diagram of the front view of FIG. 1 in a lithium battery pack isolation structure according to the present utility model;

FIG. 3 is a schematic view of a lithium battery pack isolation structure according to the present utility model with a baffle plate and a shield separated;

in the figure: 1. an isolation box; 11. a hinge base; 2. a protective cover; 21. a hinge shaft; 22. a protective rubber mat; 23. hanging shaft; 3. a shock-absorbing rod; 4. an upper guard board; 41. a baffle; 411. a clamping groove; 42. a handle bar.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a lithium battery isolation structure, including being located the outside isolation box 1 of lithium battery, the bottom of isolation box 1 both sides articulates there is protection casing 2, specifically, the bottom welding of isolation box 1 both sides has articulated seat 11, the bottom of protection casing 2 and articulated seat 11 are rotated through articulated shaft 21 and are connected, the axis of rotation of this protection casing 2 is the level, the inboard of protection casing 2 and the top of isolation box 1 lateral wall are articulated through shock attenuation pole 3, shock attenuation pole 3 is telescopic link structure, it includes the sleeve pipe, damping spring and loop bar, the top of sleeve pipe one end and isolation box 1 one side is articulated, the one end of loop bar is articulated with one side of protection casing 2, the top of protection casing 2 that is located isolation box 1 both sides is through last backplate 4 rotation detachable connection, there is the clearance between the lateral wall of protection casing 2 and isolation box 1 under the supporting action of both sides shock attenuation pole 3, when receiving external horizontal impact, the protection casing 2 can swing, through shock attenuation pole 3 shock attenuation, one side of isolation box 1 length direction is covered to protection casing 2, increase protection area, the top backplate 4 that sets up can effectively alleviate the impact of top moreover, make isolation box 1 and the improvement lithium battery safety of group greatly.

In this embodiment, the protection casing 2 is circular arc plate structure and its intrados and isolation box 1 are relative, and the extrados of protection casing 2 can be less than the impact in all positions, and the impact in every position can all effectively trigger the shock attenuation buffer function of shock attenuation pole 3, and the outer arc wall bonding of further protection casing 2 has one deck protection cushion 22, and protection cushion 22 has the effect of protection casing 2.

In this embodiment, the hanging shaft 23 is welded at the top of the upper guard plate 4, the baffle 41 connected with the hanging shaft 23 in a fastening manner is welded at the two ends of the upper guard plate 4, specifically, the clamping slot 411 is provided at the inner side of the baffle 41, the baffle 41 is fastened on the hanging shaft 23 through the clamping slot 411, the upper guard plate 4 and the protective cover 2 can be conveniently separated, maintenance of the isolation box 1 is convenient, and operations such as hand-held transferring are convenient, wherein the handle bar 42 is welded at the upper end of the upper guard plate 4.

When the isolation box 1 is used, the isolation box 1 is mounted at a target place through a bolt, then the clamping groove 411 on the isolation box 1 is clamped on the hanging shafts 23 at the tops of the two protection covers 2 by manually holding the handle rod 42, at the moment, the shock absorption rod 3 is in a micro-compression state due to the tensile force of the upper protection plate 4, at the moment, the protection covers 2 bear outward stress, a buffer gap exists between the shock absorption rod 3 and the isolation box 1, and when the shock absorption rod 3 impacts the protection covers 2 or the upper protection plate 4 through external force, the shock absorption rod 3 can effectively prevent impact, and therefore the isolation protection device has the advantage of isolation protection.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a lithium cell group isolation structure, includes isolation box (1) that is located the outside of lithium cell group, its characterized in that, the bottom of the both sides of isolation box (1) articulates there is protection casing (2), the inboard of protection casing (2) and the top of isolation box (1) lateral wall are articulated through shock attenuation pole (3) and are connected, and the top of protection casing (2) that are located isolation box (1) both sides is through last backplate (4) rotation detachable connection.

2. The lithium battery pack isolation structure according to claim 1, wherein: the bottom welding of isolation box (1) both sides has articulated seat (11), the bottom of protection casing (2) is connected through articulated shaft (21) rotation with articulated seat (11), and the axis of rotation of this protection casing (2) is the level.

3. The lithium battery pack isolation structure according to claim 2, wherein: the protective cover (2) is of a circular arc plate structure, and the inner cambered surface of the protective cover is opposite to the isolation box (1).

4. A lithium battery pack separator structure according to claim 3, wherein: the outer arc wall of the protective cover (2) is adhered with a layer of protective rubber mat (22).

5. The lithium battery pack isolation structure according to claim 1, wherein: the top welding of going up backplate (4) has hanging axle (23), the both ends welding of going up backplate (4) have baffle (41) with hanging axle (23) buckle connection.

6. The lithium battery pack separation structure according to claim 5, wherein: a clamping groove (411) is formed in the inner side of the baffle plate (41).

7. The lithium battery pack separation structure according to claim 5, wherein: the upper end of the upper guard plate (4) is welded with a handle (42).