CN210489702U

CN210489702U - Power type lithium ion battery explosion-proof box

Info

Publication number: CN210489702U
Application number: CN201921933426.7U
Authority: CN
Inventors: 张弘; 张�杰; 施鹏; 刘娜; 童靚
Original assignee: Ningguo Saibao Core Base Components Industry Technology Research Institute Co ltd
Current assignee: Ningguo Saibao Core Base Components Industry Technology Research Institute Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-05-08
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a power type lithium ion battery explosion-proof box in the technical field of lithium ion batteries, which comprises an explosion-proof box body, wherein a telescopic device is arranged on the explosion-proof box body, the telescopic device comprises an installation cavity, the rear side wall of the installation cavity is rotationally connected with a rotating rod, the rotating rod is fixedly connected with an installation rod, the installation rod is provided with an upper insertion hole and a lower insertion hole, a lower insertion rod is inserted and connected in the lower insertion hole in a sliding way, the lower insertion rod is connected with the top wall of the lower insertion hole through a lower spring, the side wall of the lower insertion rod is rotationally connected with a rotating wheel, an upper insertion rod is inserted and connected in the upper insertion hole in a sliding way, the structure is convenient to use during transportation by adding a sliding handle, a sliding block, a dovetail groove and the like, and is also convenient to save space during stacking by adding structures such as the lower spring, the rotating wheel and the, the sliding handle can be conveniently slid out and stored, and the stability of the sliding out and storage state is also guaranteed.

Description

Power type lithium ion battery explosion-proof box

Technical Field

The utility model relates to a lithium ion battery technical field specifically is a power type lithium ion battery explosion-proof case.

Background

A lithium ion battery is a secondary battery (rechargeable battery) that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, Li + is inserted and extracted back and forth between two electrodes: during charging, Li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge. Lithium batteries are classified into lithium batteries and lithium ion batteries. Lithium ion batteries are used in mobile phones and notebook computers, and are commonly called as lithium batteries. The battery generally adopts a material containing lithium element as an electrode, and is a representative of modern high-performance batteries. The real lithium battery is rarely applied to daily electronic products due to high danger.

Lithium ion batteries were first developed successfully by the company sony, japan in 1990. It is a negative electrode (lithium or lithium alloy used as a negative electrode in a conventional lithium battery) formed by intercalating lithium ions into carbon (petroleum coke and graphite). The cathode material is commonly LixCoO2, also LixNiO2 and LixMnO 4.

The petroleum coke and graphite as the negative electrode material are nontoxic and sufficient in resources, lithium ions are embedded into carbon, the high activity of lithium is overcome, the safety problem of the traditional lithium battery is solved, the charge and discharge performance and the service life of the positive electrode LixCoO2 can reach higher levels, the cost is reduced, and the comprehensive performance of the lithium ion battery is improved. Lithium ion batteries are expected to have a large market in the 21 st century.

In order to solve the explosion-proof problem caused by improper use of the lithium ion battery, the publication No. 201420076002.4 proposes a power type explosion-proof box for the lithium ion battery. The scheme makes full use of the advantages of insulation, flame retardance, high strength, high hardness and the like of the bakelite, can achieve firm, explosion-proof and flame-retardant effects, and can effectively avoid damage to personnel and equipment when the battery is in accident. But this scheme also has certain not enough, for example, the handle that stretches out can produce the inconvenient problem of stacking when transporting this explosion-proof case, makes to have great clearance between each explosion-proof case, rocks easily, for this problem of solution, provides a power type lithium ion battery explosion-proof case.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof case of power type lithium ion battery to solve and provide the problem among 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 power type lithium ion battery explosion-proof box, includes the explosion-proof box body, install the telescoping device on the explosion-proof box body, the telescoping device includes the installation cavity, the back lateral wall of installation cavity rotates and is connected with the dwang, dwang fixedly connected with installation pole, jack and lower jack have been seted up on the installation pole, it has lower inserted bar to slide to peg graft in the jack down, lower inserted bar is connected with the roof of jack down through lower spring, the lateral wall of inserted bar rotates and is connected with the runner down, it has last inserted bar to slide to peg graft in the jack up, it is connected with the diapire of last jack through last spring to go up the inserted bar, the upper end of going up the inserted bar articulates there is the slip handle, the slip handle passes through the lateral wall of slider and installation cavity and is connected.

Preferably, the sliding device comprises a dovetail groove, the dovetail groove is formed in the rear side wall of the installation cavity, two sliding blocks are connected in the dovetail groove in a sliding mode, and the two sliding blocks are fixedly connected with the side wall of the sliding handle.

Preferably, the mounting bar is cylindrical.

Preferably, the lower spring and the upper spring have the same specification.

Preferably, the position of the lower inserted link rotatably connected with the rotating wheel is located at the center of the side surface of the rotating wheel.

Preferably, the sliding handle is in an L-shaped bent plate structure.

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

1. this structure is through adding structures such as slip handle, slider and dovetail, accomodates the slip handle with flexible mode, both is convenient for use when the transport, also is convenient for save space when stacking.

2. Through adding structures such as lower spring, runner and last spring, can be convenient carry out the roll-off and accomodate the slip handle, also ensured the stability of roll-off and state of accomodating.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic view of the storage state structure of the present invention;

FIG. 3 is an enlarged schematic view of the telescopic device of the present invention;

fig. 4 is a schematic view of the sliding device according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-an explosion-proof box body, 2-a telescopic device, 21-an installation cavity, 22-a rotating rod, 23-an installation rod, 24-a lower spring, 25-a lower insertion rod, 26-a rotating wheel, 27-an upper spring, 28-an upper insertion rod, 29-a sliding handle, 3-a sliding device, 31-a sliding block and 32-a dovetail groove.

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

Referring to fig. 1-4, the present invention provides a technical solution: a power type lithium ion battery explosion-proof box comprises an explosion-proof box body 1, wherein a telescopic device 2 is arranged on the explosion-proof box body 1, the telescopic device 2 comprises an installation cavity 21, the rear side wall of the installation cavity 21 is rotatably connected with a rotating rod 22, the rotating rod 22 is fixedly connected with an installation rod 23, the installation rod 23 is provided with an upper insertion hole and a lower insertion hole, a lower insertion rod 25 is inserted in the lower insertion hole in a sliding manner, the lower insertion rod 25 is connected with the top wall of the lower insertion hole through a lower spring 24, the side wall of the lower insertion rod 25 is rotatably connected with a rotating wheel 26, an upper insertion rod 28 is inserted in the upper insertion hole in a sliding manner, the upper insertion rod 28 is connected with the bottom wall of the upper insertion hole through an upper spring 27, the upper end of the upper insertion rod 28 is hinged with a sliding handle, the structure stores the sliding handle 29 in a telescopic mode, so that the structure is convenient to use during carrying and is also convenient to save space during stacking.

The sliding device 3 comprises a dovetail groove 32, the dovetail groove 32 is formed in the rear side wall of the installation cavity 21, two sliding blocks 31 are connected in the dovetail groove 32 in a sliding mode, the two sliding blocks 31 are fixedly connected with the side wall of the sliding handle 29, the sliding handle 29 can be conveniently slid out and stored by the structure, and the stability of the sliding out and storage states is guaranteed.

The installation rod 23 is cylindrical, the lower spring 24 and the upper spring 27 have the same specification, the position where the lower insertion rod 25 is rotatably connected with the rotating wheel 26 is located at the center of the side surface of the rotating wheel 26, and the sliding handle 29 is in an L-shaped bent plate structure.

One specific application of this embodiment is: this structural design is convenient, when this explosion-proof box is carried to needs, outside pulling slip handle 29 can, its motion principle does, slip handle 29 is when outwards moving, go up inserted bar 28 and insert in the jack, inserted bar 25 inserts in the jack down, go up spring 27 and lower spring 24 and all compressed, installation pole 23 takes place to rotate, after rotating vertical position, go up spring 27 and lower spring 24 and all begin the extension, go up inserted bar 28 and inserted bar 25 and are released by last spring 27 and lower spring 24 respectively down, two sliders 31 slide in dovetail 32 this moment, stop when two sliders 31 slide to dovetail 32 rightmost side, slip handle 29 stretches out this moment, the people of being convenient for carry, and is the same reason, can be convenient when stacking accomodate.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. Power type lithium ion battery explosion-proof case, including explosion-proof case body (1), its characterized in that: the explosion-proof box body (1) is provided with a telescopic device (2), the telescopic device (2) comprises an installation cavity (21), the rear side wall of the installation cavity (21) is rotatably connected with a rotating rod (22), the rotating rod (22) is fixedly connected with an installation rod (23), the mounting rod (23) is provided with an upper jack and a lower jack, a lower inserting rod (25) is inserted in the lower jack in a sliding way, the lower inserting rod (25) is connected with the top wall of the lower inserting hole through a lower spring (24), the side wall of the lower insertion rod (25) is rotationally connected with a rotating wheel (26), an upper insertion rod (28) is inserted in the upper insertion hole in a sliding manner, the upper inserting rod (28) is connected with the bottom wall of the upper inserting hole through an upper spring (27), the upper end of the upper inserted bar (28) is hinged with a sliding handle (29), and the sliding handle (29) is connected with the side wall of the installation cavity (21) through a sliding device (3).

2. The power type lithium ion battery explosion-proof box of claim 1, characterized in that: the sliding device (3) comprises a dovetail groove (32), the dovetail groove (32) is formed in the rear side wall of the installation cavity (21), two sliding blocks (31) are connected in the dovetail groove (32) in a sliding mode, and the two sliding blocks (31) are fixedly connected with the side wall of the sliding handle (29).

3. The power type lithium ion battery explosion-proof box of claim 1, characterized in that: the mounting rod (23) is cylindrical.

4. The power type lithium ion battery explosion-proof box of claim 1, characterized in that: the lower spring (24) and the upper spring (27) have the same specification.

5. The power type lithium ion battery explosion-proof box of claim 1, characterized in that: the position of the lower inserted link (25) which is rotationally connected with the rotating wheel (26) is positioned at the center of the side surface of the rotating wheel (26).

6. The power type lithium ion battery explosion-proof box of claim 1, characterized in that: the sliding handle (29) is in an L-shaped bent plate structure.