CN213242728U - High-performance explosion-proof aluminum shell of lithium battery - Google Patents

Abstract

The utility model discloses an explosion-proof aluminum hull of lithium cell high performance relates to lithium cell aluminum hull field, including last casing and lower casing, go up the top that the casing is located casing down, the top of going up the casing is provided with portable area and explosion-proof valve respectively, and the through wires hole has been seted up to one side of going up the casing, and the top both sides of going up the casing all are provided with the buckle. The utility model discloses a set up compression spring, the clamp sleeve, damping pivot and baffle, when the user need use the casing, take out the buckle from the draw-in groove, the user puts the lithium cell between two compression springs, two compression springs can change according to the size of lithium cell, place until the lithium cell, the user passes through damping pivot rotating baffle, again according to the width adjustment baffle of lithium cell, make clamp sleeve and baffle and lithium cell laminating, thereby the lithium cell with not unidimensional is fixed, the suitability of casing has been improved.

Description

High-performance explosion-proof aluminum shell of lithium battery

Technical Field

The utility model relates to a lithium cell aluminum hull field specifically is an explosion-proof aluminum hull of lithium cell high performance.

Background

A lithium battery is a battery using a nonaqueous electrolyte solution and lithium metal or a lithium alloy as a negative electrode material, and therefore such a battery is also called a lithium metal battery. Unlike other batteries, lithium batteries have the characteristics of high charge density, long service life, high unit cost and the like. Lithium batteries can generate a voltage of 1.5V to 3.7V depending on the structural design and the electrode material.

Present explosion-proof aluminum hull, the suitability of casing is low, because the size of lithium cell is diversified, when some small lithium cells on the way put into the casing, there is the space between the casing, when taking place to rock on the way at the transportation casing, the lithium cell can receive corresponding rocking, lead to the damage of lithium cell, cause unnecessary economic loss for the user, in addition, the radiating effect of casing is poor and explosion-proof ability is low, can not timely carry out the pressure release to the battery when the inside atmospheric pressure of battery is too big, lead to the battery explosion.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of low applicability, poor heat dissipation effect and low explosion-proof performance of the shell, the high-performance explosion-proof aluminum shell for the lithium battery is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof aluminum hull of lithium cell high performance, includes casing and lower casing, it is located the top of casing down to go up the casing, the top of going up the casing is provided with portable area and explosion-proof valve respectively, the through wires hole has been seted up to one side of going up the casing, the both sides of going up the casing all are provided with the buckle, the both sides of casing are provided with the draw-in groove down, the inside both sides of casing all are provided with compression spring down, one side of compression spring is connected with the clamp sleeve, the surface of clamp sleeve is connected with the baffle through the damping pivot, two be provided with the lithium cell between the compression spring, the top of lithium cell is provided with the punching press board, the top of punching press board is connected with elastic component, the surface of going up casing and casing down all is provided with the heating panel, the inner.

Preferably, the upper shell is detachably arranged with the lower shell through a buckle and a clamping groove.

Preferably, the baffle is rotatably connected with the clamping sleeve through a damping rotating shaft.

Preferably, the number of the compression springs is two, and the two compression springs are made of alloy spring steel materials.

Preferably, the number of the heat dissipation plates is two, and a plurality of heat dissipation holes are formed in the outer surfaces of the two heat dissipation plates.

Preferably, the threading hole is provided with three, and three the threading hole equidistance is arranged.

Preferably, the buckle and the clamping groove are matched, and the hand strap is made of a plastic material.

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

1. the utility model discloses a set up compression spring, clamping sleeve, damping pivot and baffle, when the user need use the casing, take out the buckle from the draw-in groove, the user puts the lithium cell between two compression springs, two compression springs can change according to the size of lithium cell, until the lithium cell is placed, the user rotates the baffle through the damping pivot, again according to the width adjustment baffle of lithium cell, make clamping sleeve and baffle and lithium cell laminating, thereby fix the lithium cell of different sizes, improved the suitability of casing;

2. the utility model discloses a set up explosion-proof valve, the punching press board, the elastic component, absorber plate and heating panel, when the internal pressure of battery is too high, pressure can upwards promote the punching press board, the punching press board promotes the elastic component, the elastic component upwards promotes explosion-proof valve, until release explosion-proof valve is whole, pressure is discharged from the inslot of placing explosion-proof valve, thereby make the lithium cell pressure release, prevent that the lithium cell from exploding, when the lithium cell high temperature, the heat absorption that the absorber plate produced the lithium cell, the outside is arranged to a plurality of louvres on the heat rethread heating panel, thereby make the temperature reduction of lithium cell maintain normal operating.

Drawings

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

fig. 2 is a schematic view of the lower housing of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position a of the present invention.

In the figure: 1. an upper housing; 2. a lower housing; 3. a card slot; 4. buckling; 5. threading holes; 6. a hand strap; 7. an explosion-proof valve; 8. a heat dissipation plate; 9. a compression spring; 10. a clamping sleeve; 11. a heat absorbing plate; 12. stamping the plate; 13. an elastic member; 14. a lithium battery; 15. a baffle plate; 16. damping pivot.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a high-performance explosion-proof aluminum case for a lithium battery includes an upper case 1, a lower case 2, a clamping groove 3, a buckle 4, a threading hole 5, a hand strap 6, an explosion-proof valve 7, a heat dissipation plate 8, a compression spring 9, a clamping sleeve 10, a heat absorption plate 11, a stamping plate 12, an elastic member 13, a lithium battery 14, a baffle 15 and a damping rotation shaft 16; go up casing 1 and be located casing 2's top down, the top of going up casing 1 is provided with portable area 6 and explosion-proof valve 7 respectively, threading hole 5 has been seted up to one side of going up casing 1, the both sides of going up casing 1 all are provided with buckle 4, casing 2's both sides are provided with draw-in groove 3 down, casing 2's inside both sides all are provided with compression spring 9 down, one side of compression spring 9 is connected with clamping sleeve 10, clamping sleeve 10's surface is connected with baffle 15 through damping pivot 16, be provided with lithium cell 14 between two compression spring 9, lithium cell 14's top is provided with punching press board 12, the top of punching press board 12 is connected with elastic component 13, the surface of going up casing 1 and casing 2 down all is provided with heating panel 8, the inner wall of going up casing 1 and casing 2 down.

Please refer to fig. 1-4, the upper case 1 is detachably disposed with the lower case 2 through the buckle 4 and the slot 3, so as to facilitate the user to place or take the lithium battery 14, the baffle 15 is rotatably connected with the clamping sleeve 10 through the damping rotating shaft 16, the user rotates the baffle 15 through the damping rotating shaft 16, and then the baffle 15 is adjusted according to the width of the lithium battery 14.

Please refer to fig. 1-3, two compression springs 9 are provided, and the two compression springs 9 are made of alloy spring steel, the two compression springs 9 limit and fix the lithium battery 14, the two heat dissipation plates 8 are provided, and a plurality of heat dissipation holes are formed on the outer surfaces of the two heat dissipation plates 8, and accelerate the heat dissipation.

Please refer to fig. 1, three threading holes 5 are provided, the three threading holes 5 are arranged at equal intervals, the threading holes 5 are convenient for connecting the electric wire with the lithium battery 14, the buckle 4 is matched with the clamping groove 3, the hand strap 6 is made of plastic material, the buckle 4 is clamped in the clamping groove 3, the upper shell 1 and the lower shell 2 are sealed, and the plastic material is durable.

The working principle is as follows: firstly, when a user needs to use the shell, the buckle 4 is taken out of the clamping groove 3, the user places a lithium battery between the two compression springs 9, the two compression springs 9 can change according to the size of the lithium battery 14 until the lithium battery 14 is placed, the user rotates the baffle 15 through the damping rotating shaft 16, then the baffle 15 is adjusted according to the width of the lithium battery 14, the clamping sleeve 10 and the baffle 15 are attached to the lithium battery 14, so that the lithium batteries 14 with different sizes are fixed, when the internal pressure of the battery is too high, the pressure can push the stamping plate 12 upwards, the stamping plate 12 pushes the elastic part 13, the elastic part 13 pushes the explosion-proof valve 7 upwards until the explosion-proof valve 7 is completely pushed out, the pressure is discharged from the groove where the explosion-proof valve 7 is placed, so that the lithium battery 14 is decompressed, the explosion of the lithium battery 14 is prevented, when the temperature of the lithium battery 14 is, the heat absorbing plate 11 absorbs heat generated by the lithium battery 14, and the heat is dissipated to the outside through a plurality of heat dissipating holes in the heat dissipating plate 8, so that the temperature of the lithium battery 14 is reduced and normal operation is maintained.

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 (7)

1. The utility model provides an explosion-proof aluminum hull of lithium cell high performance, includes casing (1) and casing (2) down, its characterized in that: the anti-explosion device is characterized in that the upper shell (1) is positioned above the lower shell (2), the top of the upper shell (1) is provided with a hand-held belt (6) and an anti-explosion valve (7) respectively, one side of the upper shell (1) is provided with a threading hole (5), the two sides of the upper shell (1) are provided with buckles (4), the two sides of the lower shell (2) are provided with clamping grooves (3), the two sides of the inner part of the lower shell (2) are provided with compression springs (9), one side of each compression spring (9) is connected with a clamping sleeve (10), the outer surface of each clamping sleeve (10) is connected with a baffle (15) through a damping rotating shaft (16), a lithium battery (14) is arranged between the two compression springs (9), the top of the lithium battery (14) is provided with a stamping plate (12), the top of the stamping plate (12) is connected with an elastic part (13), the outer surfaces of the upper shell (1) and the, the inner walls of the upper shell (1) and the lower shell (2) are provided with heat absorbing plates (11).

2. The high-performance explosion-proof aluminum shell for the lithium battery as claimed in claim 1, wherein: the upper shell (1) is detachably arranged with the lower shell (2) through the buckle (4) and the clamping groove (3).

3. The high-performance explosion-proof aluminum shell for the lithium battery as claimed in claim 1, wherein: the baffle (15) is rotatably connected with the clamping sleeve (10) through a damping rotating shaft (16).

4. The high-performance explosion-proof aluminum shell for the lithium battery as claimed in claim 1, wherein: the two compression springs (9) are made of alloy spring steel materials, and the two compression springs (9) are made of alloy spring steel materials.

5. The high-performance explosion-proof aluminum shell for the lithium battery as claimed in claim 1, wherein: the number of the heat dissipation plates (8) is two, and a plurality of heat dissipation holes are formed in the outer surfaces of the two heat dissipation plates (8).

6. The high-performance explosion-proof aluminum shell for the lithium battery as claimed in claim 1, wherein: the three threading holes (5) are arranged at equal intervals, and the number of the threading holes (5) is three.

7. The high-performance explosion-proof aluminum shell for the lithium battery as claimed in claim 1, wherein: the buckle (4) is matched with the clamping groove (3), and the hand-held belt (6) is made of a plastic material.

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