CN212967873U

CN212967873U - Lithium battery safety protection device

Info

Publication number: CN212967873U
Application number: CN202021317622.4U
Authority: CN
Inventors: 王旺旺
Original assignee: Sichuan Hecheng New Energy Technology Co ltd
Current assignee: Sichuan Hecheng New Energy Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-13
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a lithium battery safety protection device, which structurally comprises a mounting base, a fixed cross frame, a fixing nut, a linking shaft post, a damping protection mechanism, a U-shaped clamping frame, a fixed cover frame and a lifting shackle, wherein the inner side of the mounting base is welded with the outer side of the fixed cross frame, the lithium battery safety protection device structurally places a lithium battery inside a hollow cavity arranged inside a protection shell, and a mounting U seat is additionally arranged inside the lower end of the lithium battery to place the lithium battery on the hollow cavity, when bumping during the placing and transporting process, a first spring is arranged at the outer side of the mounting U seat to buffer the impact force generated during the translation, a second spring is arranged in a fixing frame at the lower end to connect with a T-shaped column at the upper end, when in vibration, the buffer pad at the upper end absorbs energy preliminarily, and the shock force is pressed down to the second spring connected with the lower end to absorb the shock energy along the buffer pressing displacement of the slide rail rod frame connected along the outer side of the T-shaped column.

Description

Lithium battery safety protection device

Technical Field

The utility model relates to a lithium cell safety arrangement belongs to protection device technical field.

Background

"lithium batteries" are batteries using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material, and are roughly classified into two types: lithium metal batteries and lithium ion batteries, which do not contain lithium in the metallic state and are rechargeable.

The prior art discloses the application numbers as follows: CN 201821852684.8's a lithium cell safety arrangement, including the device main part, device main part surface is equipped with protective housing, the protective housing left side is equipped with insulating cover, insulating cover both sides are equipped with pressure valve, the pressure valve bottom is equipped with seal assembly, the seal assembly right side is equipped with conductive coating, the conductive coating right side is equipped with fire-retardant packing ring, fire-retardant packing ring right side is equipped with SMD diode, but this prior art is relatively poor to the lithium cell installation place or safeguard measure in the transportation, the vibrations phenomenon appears when leading to transporting. So that the internal components are damaged and the service life is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a lithium cell safety arrangement to it is relatively poor to solve prior art and place or safeguard measure in the transportation to the lithium cell installation, the phenomenon of vibrations appears when leading to the transportation. The problem that the service life of the internal components is shortened due to damage is solved.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a lithium battery safety arrangement, its structure includes mounting base, fixed crossbearer, fixation nut, links up the jack-post, shock attenuation protection machanism, U type card frame, fixed lid frame, hangs the shackle, the mounting base inboard welds with the fixed crossbearer outside mutually, shock attenuation protection machanism lower extreme is connected with the mounting base upper end, the laminating of shock attenuation protection machanism lower extreme and fixed crossbearer upper end, fixed lid frame and hang shackle structure as an organic whole, fixed lid frame lower extreme is connected with shock attenuation protection machanism upper end, it laminates with the shock attenuation protection machanism outside mutually to link up the jack-post outer loop.

Further, shock attenuation protection machanism comprises first spring, blotter, second spring, fixed frame, slide rail bar frame, protective housing, T type post, installation U seat, barrier film, cavity, first spring inboard is connected with the installation U seat outside, the blotter upper end bonds with installation U seat lower extreme mutually, the blotter lower extreme is connected with T type post upper end, the embedding of second spring is installed in fixed frame, fixed frame inboard and slide rail bar frame outside weld mutually, T type post lower extreme is connected with second spring upper end, slide rail bar frame inboard is connected with the T type post outside, protective housing inboard bonds with the barrier film outside mutually, cavity and protective housing formula structure as an organic whole, the first spring outside is connected with the barrier film inside.

Furthermore, the lower end of the connecting shaft column is connected with the inner ring thread of the fixing nut, and the outer side of the fixing cover frame is welded with the inner side of the fixing nut.

Furthermore, the upper end of the protective shell is connected with the lower end of the fixed cover frame, and the lower end of the protective shell is bonded with the inner side of the upper end of the mounting base.

Furthermore, the outer side of the mounting base is welded with the inner side of the fixing nut, and the inner side of the U-shaped clamping frame is connected with the outer side of the fixing cover frame.

Further, the fixing cross frame is made of stainless steel and has good hardness.

Further, the buffer pad is made of rubber and has good toughness.

Advantageous effects

The utility model relates to a lithium battery safety protection device, structurally, a lithium battery is placed in a hollow cavity arranged in a protective shell, an installation U seat is additionally arranged in the lower end to place the lithium battery on, when jolting occurs in the process of placing and transporting, a first spring is arranged at the outer side of the installation U seat to buffer the impact force generated during translation, a T-shaped column at the upper end is connected with a second spring in a fixing frame at the lower end, when vibrating, a cushion pad at the upper end is primarily absorbed, the cushion pad is pressed onto the second spring connected with the lower end along a slide rail rod frame connected along the outer side of the T-shaped column to buffer and press displacement for buffering and energy absorption, the stability of the whole device during placing and transporting is ensured, and an isolation membrane is laminated at the inner side of the protective shell to isolate and protect the electrons in the lithium battery, thereby improving the whole protection of the lithium battery, the damage of components and parts is avoided, and the service life is guaranteed.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a lithium battery safety protection device of the present invention;

fig. 2 is the structural schematic diagram of the shock absorption protection mechanism of the present invention.

In the figure: the device comprises a mounting base-1, a fixed transverse frame-2, a fixed nut-3, a linking shaft column-4, a shock absorption protection mechanism-5, a U-shaped clamping frame-6, a fixed cover frame-7, a lifting hook ring-8, a first spring-51, a buffer pad-52, a second spring-53, a fixed frame-54, a sliding rail rod frame-55, a protection shell-56, a T-shaped column-57, a mounting U seat-58, an isolation membrane-59 and a hollow groove cavity-510.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution of a lithium battery safety protection device: the structure of the shock-absorbing protection mechanism comprises a mounting base 1, a fixed transverse frame 2, a fixing nut 3, a linking shaft post 4, a shock-absorbing protection mechanism 5, a U-shaped clamping frame 6, a fixed cover frame 7 and a hanging hook ring 8, wherein the inner side of the mounting base 1 is welded with the outer side of the fixed transverse frame 2, the lower end of the shock-absorbing protection mechanism 5 is connected with the upper end of the mounting base 1, the lower end of the shock-absorbing protection mechanism 5 is attached to the upper end of the fixed transverse frame 2, the fixed cover frame 7 and the hanging hook ring 8 are of an integrated structure, the lower end of the fixed cover frame 7 is connected with the upper end of the shock-absorbing protection mechanism 5, the outer ring of the linking shaft post 4 is attached to the outer side of the shock-absorbing protection mechanism 5, the shock-absorbing protection mechanism 5 consists of a first spring 51, a buffer pad 52, a second spring 53, a fixed frame 54, a sliding rail rod frame 55, a protection shell 56, a T-shaped post 57, a, the upper end of the buffer pad 52 is bonded with the lower end of the mounting U-shaped seat 58, the lower end of the buffer pad 52 is connected with the upper end of the T-shaped column 57, the second spring 53 is embedded in the fixed frame 54, the inner side of the fixed frame 54 is welded with the outer side of the sliding rail rod frame 55, the lower end of the T-shaped column 57 is connected with the upper end of the second spring 53, the inner side of the sliding rail rod frame 55 is connected with the outer side of the T-shaped column 57, the inner side of the protective shell 56 is bonded with the outer side of the isolating membrane 59, the hollow cavity 510 and the protective shell 56 are of an integrated structure, the outer side of the first spring 51 is connected with the inner side of the isolating membrane 59, the lower end of the linking shaft column 4 is connected with the inner ring thread of the fixing nut 3, the outer side of the fixing cover frame 7 is welded with the inner side of the fixing nut 3, the upper end, the outer side of the mounting base 1 is welded with the inner side of the fixing nut 3, the inner side of the U-shaped clamping frame 6 is connected with the outer side of the fixing cover frame 7, the fixing transverse frame 2 is made of stainless steel and has good hardness, and the cushion pad 52 is made of rubber and has good toughness.

The first spring 51 is a mechanical part that works by elasticity, and a part made of elastic material deforms under the action of external force and recovers to the original shape after the external force is removed, and is also used as a "spring", the hook ring 8 is the most common hanger in hoisting machinery, and the hook is usually hung on a steel wire rope of a hoisting mechanism by means of a pulley block and other parts.

Place the lithium cell when using inside the empty slot 510 that protective housing 56 inside set up, and install installation U seat 58 at the lower extreme inside additional and place the lithium cell above, install the impact force that first spring 51 can cushion the translation and produce in the installation U seat 58 outside when jolting appears placing the transportation, the fixed frame 54 of further lower extreme is inside to have second spring 53 to connect T type post 57 of upper end, blotter 52 of upper end carries out preliminary energy-absorbing and is pressing down the vibration power to the second spring 53 of lower extreme connection on compliantly buffering along the slide rail pole frame 55 of T type post 57 outside connection and push down the displacement and cushion the energy-absorbing, the stability of integrated device when placing the transportation has been ensured, and it has barrier film 59 to keep apart the protection to inside electron to laminate in protective housing 56 inboard.

The utility model provides a prior art place or safeguard measure is relatively poor in the transportation to the lithium cell installation, the phenomenon of shaking appears when leading to the transportation. The utility model structurally places the lithium battery inside the hollow cavity arranged inside the protective shell, and the lower end is internally and additionally provided with the installation U seat to place the lithium battery on the upper surface, when jolting during the placing and transporting process, the first spring is arranged outside the installation U seat to buffer the impact force generated during the translation, the second spring is arranged inside the fixing frame at the lower end and is connected with the T-shaped column at the upper end, when vibrating, the buffer cushion at the upper end primarily absorbs energy, the shock force is pressed down to the second spring connected with the lower end to buffer the downward-pressing displacement along the slide rail rod frame connected with the outer side of the T-shaped column for buffering and absorbing energy, the stability of the whole device during placing and transporting is ensured, and the isolating membrane is attached to the inner side of the protective shell to isolate and protect the inner electrons, the overall protection of the lithium battery is improved, the damage of components is avoided, and the service life is guaranteed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a lithium cell safety arrangement which characterized in that: the structure of the shock-absorbing protective mechanism comprises a mounting base (1), a fixing transverse frame (2), a fixing nut (3), a linking shaft column (4), a shock-absorbing protective mechanism (5), a U-shaped clamping frame (6), a fixing cover frame (7) and a lifting hook ring (8), wherein the inner side of the mounting base (1) is welded with the outer side of the fixing transverse frame (2), the lower end of the shock-absorbing protective mechanism (5) is connected with the upper end of the mounting base (1), the lower end of the shock-absorbing protective mechanism (5) is attached to the upper end of the fixing transverse frame (2), the fixing cover frame (7) and the lifting hook ring (8) are of an integrated structure, the lower end of the fixing cover frame (7) is connected with the upper end of the shock-absorbing protective mechanism (5), and the outer ring of the linking shaft column (4) is attached.

2. The lithium battery safety protection device of claim 1, wherein: the damping protection mechanism (5) is composed of a first spring (51), a buffer cushion (52), a second spring (53), a fixed frame (54), a sliding rail rod frame (55), a protection shell (56), a T-shaped column (57), an installation U-shaped seat (58), an isolation membrane (59) and a hollow groove cavity (510), wherein the inner side of the first spring (51) is connected with the outer side of the installation U-shaped seat (58), the upper end of the buffer cushion (52) is bonded with the lower end of the installation U-shaped seat (58), the lower end of the buffer cushion (52) is connected with the upper end of the T-shaped column (57), the second spring (53) is embedded in the fixed frame (54), the inner side of the fixed frame (54) is welded with the outer side of the sliding rail rod frame (55), the lower end of the T-shaped column (57) is connected with the upper end of the second spring (53), the inner side of the sliding rail rod frame (55) is connected with the outer side of the T-shaped column (57), the inner side, the hollow cavity (510) and the protective shell (56) are of an integrated structure, and the outer side of the first spring (51) is connected with the inner side of the isolating membrane (59).

3. The lithium battery safety protection device of claim 1, wherein: the lower end of the connecting shaft column (4) is connected with the inner ring thread of the fixing nut (3), and the outer side of the fixing cover frame (7) is welded with the inner side of the fixing nut (3).

4. The lithium battery safety protection device of claim 2, wherein: the upper end of the protective shell (56) is connected with the lower end of the fixed cover frame (7), and the lower end of the protective shell (56) is bonded with the inner side of the upper end of the mounting base (1).

5. The lithium battery safety protection device of claim 1, wherein: the outer side of the mounting base (1) is welded with the inner side of the fixing nut (3), and the inner side of the U-shaped clamping frame (6) is connected with the outer side of the fixing cover frame (7).