CN214280110U

CN214280110U - Lithium battery sealing protection box

Info

Publication number: CN214280110U
Application number: CN202122060289.4U
Authority: CN
Inventors: 陈晓平; 戴秋华; 杨红; 魏劼; 周洪
Original assignee: China Energy Engineering Group Hunan Electric Power Design Institute Co Ltd
Current assignee: China Energy Engineering Group Hunan Electric Power Design Institute Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-09-24
Anticipated expiration: 2031-08-30

Abstract

The utility model provides a lithium battery seal protection box, includes the protection box body, the inside wall of protection box body is equipped with slowly presses subassembly and shock-absorbing post, this internal empty board that separates that is equipped with of protection box separates to be equipped with the lithium cell standing groove on the empty board, slowly press the subassembly including fixed box body, conversion pole, be located the movable block and the compression spring of fixed box body, compression spring's one end is fixed in fixed box body, and its other end is connected with the movable block, the lateral wall of movable block is equipped with the slider, the inside wall of fixed box body is equipped with the spout with slider looks adaptation, the conversion pole is connected with the movable block through the pivot, pivot and movable block swing joint. The utility model discloses can avoid the lithium cell to bump in the transportation, reduce transportation potential safety hazard.

Description

Lithium battery sealing protection box

Technical Field

The utility model relates to an energy storage battery stores technical field, especially relates to a lithium cell sealing protection box.

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.

However, the shock absorption and waterproof effects of the current lithium battery box are not good enough, if the lithium battery jolts and shakes for a long time, the battery can be damaged, the service life is greatly reduced, and long-time collision in the transportation process can also lead to the explosion of the lithium battery, so that potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, overcome the above-mentioned defect that prior art exists, provide one kind and can avoid the lithium cell to bump in the transportation, reduce the lithium cell sealing protection box of transportation potential safety hazard.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a lithium battery seal protection box, includes the protection box body, the inside wall of protection box body is equipped with slowly presses subassembly and shock-absorbing post, this internal empty board that separates that is equipped with of protection box separates to be equipped with the lithium cell standing groove on the empty board, slowly press the subassembly including fixed box body, conversion pole, be located the movable block and the compression spring of fixed box body, compression spring's one end is fixed in fixed box body, and its other end is connected with the movable block, the lateral wall of movable block is equipped with the slider, the inside wall of fixed box body is equipped with the spout with slider looks adaptation, the conversion pole is connected with the movable block through the pivot, pivot and movable block swing joint.

Further, the shock attenuation post includes cavity cylinder, activity apical axis and air pressure disk, the one end of activity apical axis is fixed on the air pressure disk, and outside its other end ran through and stretched out the cavity cylinder, be equipped with a plurality of through-hole on the air pressure disk.

Further, the quantity of slowly pressing the subassembly is two at least, and the symmetric distribution is at the inside wall of protection box body.

Furthermore, a hydrophobic hole is formed in the hollow plate, and absorbent cotton is arranged below the hydrophobic hole of the hollow plate. The water which carelessly enters the protective box can be guided to the lower part of the spacing plate by utilizing the drainage hole, and then the water is absorbed by the absorbent cotton, so that the damage to the battery or the circuit failure caused by the long-term soaking of the lithium battery in water is avoided;

further, the protection box body is provided with a top cover made of metal, the upper portion of the outer side of the protection box is provided with a magnet, and the top cover and the protection box body are attracted through the magnet. Guarantee the leakproofness of protection box body, can prevent effectively that moisture from getting into inside the protection box body.

Further, a handle is arranged on the top cover.

Furthermore, the upper portion of the side wall of the protection box body is provided with an air outlet and a ventilation pipe, and a detachable dust filtering net is arranged in the ventilation pipe.

Furthermore, a ventilation fan is arranged in the ventilation pipe, the ventilation fan is installed on the protection box body, and the protection box body is provided with a dehumidification hole at the position close to the side wall of the ventilation fan. When wet weather occurs, the moisture can enter the protective box, the ventilation fan can be started to discharge the moisture, and the purpose of ventilation is achieved.

Further, the spacing plate is positioned below the pressure relief assembly and the shock absorption column.

When the lithium battery pack rocks, the conversion rod can be extruded, the conversion rod converts force into force in the vertical direction through the rotating shaft, and then the compression spring is extruded, so that the damping effect is achieved, the lithium battery pack can also extrude the movable top shaft, and the movable top shaft utilizes the air pressure plate to extrude gas, so that the purpose of buffering is achieved.

The utility model discloses can avoid the lithium cell to bump in the transportation, reduce transportation potential safety hazard.

Drawings

Fig. 1 is a schematic view of the overall internal structure of the present invention;

fig. 2 is a schematic view of the overall external structure of the present invention;

FIG. 3 is a schematic structural view of the pressure relief assembly of the present invention;

FIG. 4 is a schematic view of the internal structure of the shock-absorbing column of the present invention;

fig. 5 is a schematic view of the internal structure of the ventilation tube of the present invention.

In the figure: 1. a protective box body; 2. a lithium battery pack; 3. a pressure relief assembly; 4. a shock-absorbing post; 5. a conversion rod; 6. a partition plate; 7. a hydrophobic pore; 8. a top cover; 9. a magnet; 10. a handle; 11. a ventilation tube; 12. eliminating dampness; 13. a ventilation fan; 14. a dust filter screen; 31. fixing the box body; 32. a chute; 33. a movable block; 331. a slider; 34. a compression spring; 35. a rotating shaft; 41. a hollow cylinder; 42. a movable top shaft; 43. an air platen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-5, the lithium battery pack protection box comprises a protection box body 1 and a lithium battery pack 2, wherein pressure-relieving components 3 and shock-absorbing columns 4 are mounted on two side walls of an inner cavity of the protection box body 1, an isolation plate 6 is mounted on the lower portion of the inner cavity of the protection box body 1, a lithium battery placement groove is formed in the isolation plate 6, and the lithium battery pack 2 is movably mounted in the lithium battery placement groove; slow pressure subassembly 3 is including fixed box body 31, locate the movable block 33 in the fixed box body 31 with the symmetry, compression spring 34 and conversion pole 5, the inner wall fixed mounting of fixed box body 31 has spout 32, the lateral wall of movable block 33 is equipped with the slider 331 with spout 32 looks adaptation, movable block 33 can slide along spout 32, compression spring 34's one end and movable block 33 fixed connection, compression spring 34's the other end is fixed in fixed box body 31, the one end fixed mounting of conversion pole 5 has pivot 35, rotationally install on movable block 33 of pivot 35.

Specifically, when the lithium battery pack 2 shakes, the conversion rod 5 is pressed, the conversion rod 5 converts the force in the horizontal direction into the force in the vertical direction through the rotating shaft 35, and then the movable block 33 is pressed, and the movable block 33 presses the compression spring 34, so that the buffered force is obtained.

Wherein, shock attenuation post 4 includes cavity cylinder 41, activity apical axis 42 and air pressure disk 43, and the bottom of activity apical axis 42 and the top fixed connection of air pressure disk 43, the terminal surface of cavity cylinder 41 are equipped with the hole that supplies activity apical axis 42 to run through, and outside the one end that air pressure disk 43 was kept away from to activity apical axis 42 stretched out cavity cylinder 41, the through-hole has been seted up on the air pressure disk 43, and the quantity of through-hole is a plurality of.

Specifically, the lithium battery pack 2 can extrude the movable jacking shaft 42 while extruding the conversion rod 5, and the movable jacking shaft 42 extrudes gas by utilizing the air pressure plate 43, so that the gas pressure strength is obtained, and the impact force caused by the lithium battery pack 2 can be effectively relieved.

In the embodiment, the number of the pressure-reducing components 3 is at least two, and the pressure-reducing components are symmetrically distributed on the inner side wall of the protection box body 1, the hollow plate 6 is provided with the drainage hole 7, and the water-absorbing cotton is arranged below the drainage hole 7 of the hollow plate 6; the upper part of the side wall of the protection box body 1 is provided with an air outlet and an air exchange tube 11, and a dust filter 14 is detachably arranged in the air exchange tube 11; the ventilation pipe 11 is internally provided with a ventilation fan 13, the ventilation fan 13 is installed on the side wall of the protection box body 1, and the protection box body 1 is provided with a dehumidification hole 12 at the side wall close to the ventilation fan 13.

Specifically, the water which enters carelessly can be guided to the lower part of the partition plate 6 by utilizing the drainage hole 7, when the lithium ion battery is actually used, the inner wall of the drainage hole 7 can be arranged into an inclined plane shape, so that the drainage efficiency is improved conveniently, and then the water is absorbed by the water absorption cotton, so that the lithium ion battery is prevented from being soaked in water for a long time to cause battery damage or circuit failure; when wet weather occurs, moisture can enter the protective box, the ventilation fan 13 is started, and the moisture is discharged, so that the ventilation purpose is achieved.

In this embodiment, top cap 8 is installed in the top rotation of protection box body 1, and top cap 8 is metal material such as iron, nickel or cobalt, and protection box body 1's outside fixed mounting has magnet 9, and magnet 9 is connected with the laminating of top cap 8, installs handle 10 on the top cap 8.

Specifically, top cap 8 not only can be iron, nickel or cobalt metal material, still includes other alloys that can be attracted by magnet, for the leakproofness of guaranteeing protection box body 1, magnet 9 attracts top cap 8 to can effectively prevent that moisture from getting into inside protection box body 1.

The working process of the utility model is as follows:

according to the scheme, when the lithium battery pack 2 shakes, the conversion rod 5 is extruded, the conversion rod 5 converts a horizontal force into a vertical force through the rotating shaft 35, then the movable block 33 is extruded, and the movable block 33 extrudes the compression spring 34, so that a buffering force is obtained; the lithium battery pack 2 can extrude the movable top shaft 42 while extruding the conversion rod 5, and the movable top shaft 42 extrudes gas by using the air pressure plate 43, so that the gas pressure strength is obtained, and the impact force brought by the lithium battery pack 2 can be effectively buffered; when wet weather occurs, moisture can enter the protective box, the ventilation fan 13 is started to discharge the moisture, and the purposes of ventilation and dehumidification are achieved.

The device not only can utilize slowly to press subassembly 3 and shock attenuation post 4 will be because the impact force that inertia brought reduces pressure and consumes to guarantee that 2 of lithium cell are intact, also can in time hydrophobic the dispelling damp simultaneously, water-proof effects is good, and the leakproofness is strong, and the practicality is good, is worth promoting.

The points to be finally explained are: the terms "central," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the description and are used in a generic and descriptive sense only and not for purposes of limitation, the term "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 for a person of ordinary skill in the art;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lithium cell seals protection box, includes protection box body, its characterized in that: the inside wall of protection box body is equipped with slowly presses subassembly and shock-absorbing post, this internal empty board that separates that is equipped with of protection box separates the empty board, is equipped with the lithium cell standing groove on separating the empty board, slowly press the subassembly including fixed box body, conversion pole, be located the movable block and the compression spring of fixed box body, compression spring's one end is fixed in fixed box body, and its other end is connected with the movable block, the lateral wall of movable block is equipped with the slider, the inside wall of fixed box body is equipped with the spout with slider looks adaptation, the conversion pole is connected with the movable block through the pivot, pivot and movable block swing joint.

2. The lithium battery sealing protection box of claim 1, wherein: the shock attenuation post includes cavity cylinder, activity apical axis and air pressure disk, the one end of activity apical axis is fixed on the air pressure disk, and outside its other end runs through and stretches out the cavity cylinder, be equipped with a plurality of through-hole on the air pressure disk.

3. The lithium battery sealing protection box of claim 1, wherein: the quantity of slowly pressing the subassembly is two at least, and the symmetric distribution is at the inside wall of protection box body.

4. A lithium battery sealing and protecting box according to any one of claims 1 to 3, characterized in that: the hollow board is provided with a hydrophobic hole, and the lower part of the hollow board, which is positioned at the hydrophobic hole, is provided with absorbent cotton.

5. The lithium battery sealing protection box of claim 4, wherein: the protective box body is provided with a top cover made of metal, the upper part of the outer side of the protective box is provided with a magnet, and the top cover and the protective box body are attracted through the magnet.

6. The lithium battery sealing protection box of claim 5, wherein: the top cover is provided with a handle.

7. The lithium battery sealing protection box of claim 6, wherein: the upper portion of the side wall of the protection box body is provided with an air outlet and a ventilation pipe, and a detachable dust filtering net is arranged in the ventilation pipe.

8. The lithium battery sealing protection box of claim 7, wherein: the ventilation pipe is internally provided with a ventilation fan which is arranged on the protection box body, and the protection box body is provided with a dehumidification hole at the side wall close to the ventilation fan.

9. A lithium battery sealing and protecting box according to any one of claims 1 to 3, characterized in that: the spacing plate is positioned below the pressure relief assembly and the shock absorption column.