CN213459944U - Lithium battery protection device with good protection effect - Google Patents

Abstract

The utility model discloses a lithium battery protection device that protecting effect is good, including the protection box, be equipped with lithium cell in the protection box, the top of protection box is equipped with sealed lid, be provided with the backup pad in the protection box, lithium cell places in the backup pad, four limiting plates of fixedly connected with in the backup pad, four the limiting plate all offsets with lithium cell, the both ends of backup pad all with be equipped with damper between the protection box, be equipped with sealing mechanism between protection box and the sealed lid. The utility model has reasonable structure, can buffer and protect the lithium battery through the damping mechanism, and avoids the reduction of the service life of the lithium battery caused by vibration; can conveniently seal the lithium cell through sealing mechanism, avoid the entering of dust.

Description

Lithium battery protection device with good protection effect

Technical Field

The utility model relates to a battery protection technical field especially relates to a lithium cell protection device that protecting effect is good.

Background

Lithium batteries are a class of batteries using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive or negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.

The existing lithium battery can be collided in the carrying and transportation process, so that the service life of the lithium battery is reduced; simultaneously, need seal the lithium cell in the lithium cell transportation, avoid getting into dust etc..

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a lithium battery protection device with good protection effect, which can buffer and protect a lithium battery through a damping mechanism, so as to avoid the reduction of the service life of the lithium battery caused by vibration; can conveniently seal the lithium cell through sealing mechanism, avoid the entering of dust.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lithium battery protection device that protecting effect is good, includes the protection box, be equipped with lithium cell in the protection box, the top of protection box is equipped with sealed lid, be provided with the backup pad in the protection box, lithium cell places in the backup pad, four limiting plates of fixedly connected with in the backup pad, four the limiting plate all offsets with lithium cell, the both ends of backup pad all with protect and be equipped with damper between the box, be equipped with sealing mechanism between protection box and the sealed lid.

Preferably, damper includes the carriage release lever with backup pad fixed connection, the outer wall cover of carriage release lever is equipped with rather than sliding connection's telescopic link, the outer wall cover of carriage release lever is equipped with first spring, the both ends of first spring respectively with backup pad and telescopic link fixed connection, the other end fixedly connected with carriage release lever of telescopic link, fixedly connected with slide bar on the protection box, the outer wall cover of slide bar is equipped with rather than sliding connection's well hollow rod, the cover is equipped with the second spring on the slide bar, the both ends of second spring respectively with protection box and hollow rod fixed connection, the telescopic link runs through well hollow rod and rather than sliding connection, carriage release lever and well hollow rod sliding connection, the first spring of fixedly connected with between carriage release lever and the well hollow rod.

Preferably, the sealing mechanism comprises a rotating rod which is arranged in the sealing cover and is rotationally connected with the sealing cover, the top of the rotating rod penetrates through the sealing cover, the top of the rotating rod is fixedly connected with a handle, the bottom of the rotating rod is fixedly connected with a first bevel gear, the first bevel gear is rotationally connected with the sealing cover, the first bevel gear is meshed with two second bevel gears, the two second bevel gears are rotationally connected with the sealing cover, the two second bevel gears are fixedly connected with threaded rods, the two threaded rods are rotationally connected with the sealing cover, the outer walls of the two threaded rods are sleeved with hollow moving columns in threaded connection with the threaded rods, the two hollow moving columns are respectively in sliding connection with the sealing cover, the two hollow moving columns are fixedly connected with limiting rods, and the other ends of the two limiting rods penetrate through the sealing cover and are in sliding connection with, the outer wall of the protection box is provided with two limiting grooves, and the two limiting rods are respectively embedded into the corresponding limiting grooves.

Preferably, one end of the limiting plate, which is close to the lithium battery body, is provided with a layer of rubber protection pad.

Preferably, the limiting rod is arranged in an L shape.

Preferably, the hollow moving column is rectangular.

Compared with the prior art, the utility model, its beneficial effect does:

1. the handle is held to rotate, the rotating rod, the first bevel gear, the second bevel gear and the threaded rod are driven to rotate, the hollow moving columns at the two ends move back to back, the limiting rod is driven to move back to back until the limiting rod is separated from the limiting groove, and then the sealing cover can be taken down; the sealing cover can be fixed by reversely rotating the handle to enable the limiting rods at the two ends to be embedded into the limiting grooves, so that dust is prevented from entering the sealing cover.

2. When the lithium battery body vibrates front and back, the supporting plate can be driven to move back and forth, so that the first spring is stretched and then compressed, and the lithium battery body is buffered and protected; when the lithium battery body moves left and right, the support plate, the limiting plate, the telescopic rod and the moving rod are driven to move left and right, so that the first spring is stretched or compressed, and the lithium battery body is buffered and protected; when the lithium battery body shakes from top to bottom, can drive backup pad, limiting plate, telescopic link, carriage release lever, first spring, cavity pole and reciprocate, make the tensile or compression of second spring, can play the buffering guard action to lithium battery body, avoid lithium battery body to damage because of vibrations in the removal, application scope is wide.

In conclusion, the lithium battery can be buffered and protected through the damping mechanism, and the reduction of the service life of the lithium battery caused by vibration is avoided; can conveniently seal the lithium cell through sealing mechanism, avoid the entering of dust.

Drawings

Fig. 1 is a sectional view of a shock absorbing mechanism of a lithium battery protection device with a good protection effect provided by the present invention;

fig. 2 is a partial mechanism top view of a lithium battery protection device with good protection effect provided by the present invention;

fig. 3 is the utility model provides a sealing mechanism section view of lithium battery protection device that protecting effect is good.

In the figure: the lithium battery comprises a protection box 1, a lithium battery body 2, a support plate 3, a limiting plate 4, a telescopic rod 5, a moving rod 6, a first spring 7, a hollow rod 8, a sliding rod 9, a second spring 10, a sealing cover 11, a rotating rod 12, a handle 13, a first bevel gear 14, a second bevel gear 15, a threaded rod 16, a hollow moving column 17, a limiting rod 18 and a limiting groove 19.

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.

Referring to fig. 1-3, a lithium battery protection device with good protection effect, including protection box 1, be equipped with lithium cell body 2 in protection box 1, the top of protection box 1 is equipped with sealed lid 11, be provided with backup pad 3 in the protection box 1, lithium cell body 2 places in backup pad 3, four limiting plates 4 of fixedly connected with on the backup pad 3, it is spacing to lithium cell body 2, the one end that limiting plate 4 is close to lithium cell body 2 is equipped with the one deck rubber protection pad, four limiting plates 4 all offset with lithium cell body 2 for protect lithium cell body 2.

A damping mechanism is arranged between both ends of the supporting plate 3 and the protective box 1, the damping mechanism comprises a moving rod 6 fixedly connected with the supporting plate 3, the outer wall of the moving rod 6 is sleeved with a telescopic rod 5 in sliding connection with the moving rod 6, the outer wall of the moving rod 6 is sleeved with a first spring 7, both ends of the first spring 7 are respectively fixedly connected with the supporting plate 3 and the telescopic rod 5, the other end of the telescopic rod 5 is fixedly connected with the moving rod 6, the protective box 1 is fixedly connected with a sliding rod 9, the outer wall of the sliding rod 9 is sleeved with a hollow rod 8 in sliding connection with the sliding rod 9, the sliding rod 9 is sleeved with a second spring 10, both ends of the second spring 10 are respectively fixedly connected with the protective box 1 and the hollow rod 8, the telescopic rod 5 penetrates through the hollow rod 8 and is in sliding connection with the hollow rod 8, the moving rod 6 is in sliding connection with the hollow rod 8, the first spring 7 is fixedly connected between the moving, the reduction of the service life of the lithium battery body 2 caused by vibration is avoided.

A sealing mechanism is arranged between the protective box 1 and the sealing cover 11, the sealing mechanism comprises a rotating rod 12 which is arranged in the sealing cover 11 and is rotationally connected with the sealing cover, the top of the rotating rod 12 penetrates through the sealing cover 11, the top of the rotating rod 12 is fixedly connected with a handle 13, the bottom of the rotating rod 12 is fixedly connected with a first bevel gear 14, the first bevel gear 14 is rotationally connected with the sealing cover 11, the first bevel gear 14 is meshed with two second bevel gears 15, the two second bevel gears 15 are rotationally connected with the sealing cover 11, the two second bevel gears 15 are fixedly connected with threaded rods 16, the two threaded rods 16 are rotationally connected with the sealing cover 11, the outer walls of the two threaded rods 16 are respectively sleeved with hollow moving columns 17 in threaded connection with the hollow moving columns, the hollow moving columns 17 are arranged in a rectangular shape, the rotation of the hollow moving columns 17 is avoided, the two hollow moving columns 17 are respectively in, the gag lever post 18 is the setting of L type, and two gag lever posts 18's the other end all runs through sealed lid 11 and rather than sliding connection, and the outer wall of protection box 1 is equipped with two spacing grooves 19, and two gag lever posts 18 imbed respectively rather than the spacing groove 19 that corresponds in, can conveniently seal lithium cell body 2 through sealing mechanism, avoid the entering of dust.

In the utility model, the worker firstly holds the handle 13 to rotate, drives the rotating rod 12, the first bevel gear 14, the second bevel gear 15 and the threaded rod 16 to rotate, makes the hollow moving columns 17 at the two ends move back to back, drives the limiting rod 18 to move back to back until the limiting rod is separated from the limiting groove 19, namely the sealing cover 11 can be taken down, then the lithium battery body 2 is placed in the protection box 1, the limiting plate 4 is abutted against the lithium battery body 2 to limit the lithium battery body 2, then the protection box 1 is sealed by the sealing cover 11, and the handle 13 is reversely rotated to make the limiting rods 18 at the two ends embedded into the limiting groove 19, thereby avoiding the dust from entering; when the lithium battery body 2 vibrates front and back, the supporting plate 3 is driven to move back and forth, so that the first spring 7 is stretched and then compressed, and the lithium battery body 2 is buffered and protected; when the lithium battery body 2 moves left and right, the support plate 3, the limiting plate 4, the telescopic rod 5 and the moving rod 6 are driven to move left and right, so that the first spring 7 is stretched or compressed, and the lithium battery body 2 is buffered and protected; when lithium cell body 2 shakes from top to bottom, can drive backup pad 3, limiting plate 4, telescopic link 5, carriage release lever 6, first spring 7, well hollow rod 8 and reciprocate, make the tensile or compression of second spring 10, can play the buffering guard action to lithium cell body 2, avoid lithium cell body 2 to damage because of vibrations in the removal, application scope is wide.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a lithium battery protection device that protecting effect is good, includes protection box (1), its characterized in that, be equipped with lithium cell body (2) in protection box (1), the top of protection box (1) is equipped with sealed lid (11), be provided with backup pad (3) in protection box (1), lithium cell body (2) are placed in backup pad (3), four limiting plate (4) of fixedly connected with on backup pad (3), four limiting plate (4) all offset with lithium cell body (2), be equipped with damper between the both ends of backup pad (3) all and protection box (1), be equipped with sealing mechanism between protection box (1) and sealed lid (11).

2. The lithium battery protection device with good protection effect according to claim 1, wherein the damping mechanism comprises a moving rod (6) fixedly connected with the support plate (3), the outer wall of the moving rod (6) is sleeved with a telescopic rod (5) slidably connected with the moving rod, the outer wall of the moving rod (6) is sleeved with a first spring (7), two ends of the first spring (7) are respectively fixedly connected with the support plate (3) and the telescopic rod (5), the other end of the telescopic rod (5) is fixedly connected with the moving rod (6), the protection box (1) is fixedly connected with a sliding rod (9), the outer wall of the sliding rod (9) is sleeved with a hollow rod (8) slidably connected with the sliding rod, the sliding rod (9) is sleeved with a second spring (10), two ends of the second spring (10) are respectively fixedly connected with the protection box (1) and the hollow rod (8), the telescopic rod (5) runs through the hollow rod (8) and is in sliding connection with the hollow rod, the moving rod (6) is in sliding connection with the hollow rod (8), and a first spring (7) is fixedly connected between the moving rod (6) and the hollow rod (8).

3. The lithium battery protection device with good protection effect according to claim 1, wherein the sealing mechanism comprises a rotating rod (12) which is arranged in the sealing cover (11) and is rotatably connected with the sealing cover, the top of the rotating rod (12) penetrates through the sealing cover (11), the top of the rotating rod (12) is fixedly connected with a handle (13), the bottom of the rotating rod (12) is fixedly connected with a first bevel gear (14), the first bevel gear (14) is rotatably connected with the sealing cover (11), the first bevel gear (14) is engaged with two second bevel gears (15), the two second bevel gears (15) are rotatably connected with the sealing cover (11), the two second bevel gears (15) are fixedly connected with a threaded rod (16), the two threaded rods (16) are rotatably connected with the sealing cover (11), the outer walls of the two threaded rods (16) are sleeved with hollow moving columns (17) which are in threaded connection with the threaded rods, two cavity removal post (17) respectively with sealed lid (11) sliding connection, two the equal fixedly connected with gag lever post (18) of cavity removal post (17), two the other end of gag lever post (18) all runs through sealed lid (11) and rather than sliding connection, the outer wall of guard box (1) is equipped with two spacing grooves (19), two gag lever post (18) imbeds respectively rather than in the corresponding spacing groove (19).

4. The lithium battery protection device with the good protection effect as claimed in claim 1, wherein a layer of rubber protection pad is arranged at one end of the limiting plate (4) close to the lithium battery body (2).

5. The lithium battery protection device with the good protection effect as claimed in claim 3, wherein the limiting rod (18) is L-shaped.

6. A lithium battery protection device with good protection effect as claimed in claim 3, characterized in that the hollow moving column (17) is rectangular.

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