CN217934043U - Protection device for lithium battery - Google Patents

Abstract

The utility model relates to a technical field of lithium cell, and a protection device for lithium cell is disclosed, including shell and body, the shell upside is provided with the apron, the equal fixed mounting of inner wall has the fixed block about the shell, equal activity has cup jointed half frame of activity on two fixed blocks, the equal fixed mounting of inner wall has a set of pulling force rope a around two activity half frames, four group's pulling force ropes a respectively with two fixed block front and back both sides fixed connection, the shell can protect the body not impaled by external striking, the impact that the striking produced can drive the body and produce simultaneously and rock, and rock the power that produces and can carry out buffer treatment through four group's pulling force rope a and two sets of pulling force ropes b, thereby can prevent that the body from producing the damage, leave the space through between shell inside wall and the body lateral wall and can cooperate the radiating groove to dispel the heat for the body, thereby can avoid the unable effluvium of heat that produces when the battery uses to influence the life of battery in the time of protection battery.

Description

Protection device for lithium battery

Technical Field

The utility model relates to a technical field of lithium cell specifically is a protection device for lithium cell.

Background

Current publication No. CN214099777U discloses a battery protection device, including outer box, interior box and top cap, all be equipped with a shock absorber component on the inside wall of outer box and the interior diapire, interior box is located outside the box is inside, just the lateral surface and the bottom surface of interior box all with shock absorber component counterbalance is held, interior box inside wall and interior diapire all are equipped with a protection gasbag, the inside gas storage passageway of having all seted up of lateral wall and the diapire of interior box for store low temperature gas or liquid, the bottom lid fits outer box upper end, it is right to be used for outer box seals, the utility model discloses the practicality is strong, and anti falling antidetonation is effectual.

Although anti falling antidetonation is effectual, but most lithium cells can produce the heat when using, and use sealed protection device to protect, can't distribute away the heat that will lead to the lithium cell to produce when using to the heat that the lithium cell produced will pile up the life who influences the lithium cell in sealed protection device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a protection device for lithium cell possesses can protect the battery because the striking produces the damage when avoiding the heat that the battery produced can't give off the advantage such as life that influences the battery, solved most lithium cells and can produce the heat when using, and use sealed protection device to protect, the heat that will lead to producing when the lithium cell uses can't distribute away to the heat that produces when the lithium cell uses will pile up the problem that influences the life of lithium cell in sealed protection device.

(II) technical scheme

For realize above-mentioned can protect the battery because the striking produces the life purpose that the unable effluvium of heat that produces influences the battery when avoiding the battery to use when damaging, the utility model provides a following technical scheme: the utility model provides a protection device for lithium cell, including shell and body, the shell upside is provided with the apron, the equal fixed mounting of inner wall has the fixed block about the shell, equal activity has cup jointed movable half frame on two fixed blocks, the equal fixed mounting of inner wall has a set of pulling force rope an around two activity half frames, four pulling force rope an of group respectively with two fixed blocks around both sides fixed connection, the equal fixed mounting in one side that two fixed blocks are close to each other has a set of pulling force rope b, two sets of pulling force rope b respectively with the inside wall fixed connection that two activity half frames are close to each other, the spread groove has all been seted up to the body left and right sides, two activity half frames respectively with two spread groove swing joint, the radiating groove has been seted up to the shell lateral wall, leave the space between shell inside wall and the body lateral wall.

Preferably, perpendicular groove has all been seted up to the inner wall around the shell, and two are stood equal swing joint in the inslot and are had the vertical retort.

Preferably, two take-out grooves are formed in the vertical bars.

Preferably, two the equal fixed mounting of vertical retort downside has the lifter plate, and two spouts have been seted up to the lower inner wall of shell, two lifter plates respectively with two spout swing joint.

Preferably, two the equal fixed mounting in one side that the vertical retort was kept away from each other has spacing, and the draw-in groove has all been seted up to the inner wall that the vertical retort was kept away from each other, two spacing respectively with two draw-in groove swing joint, seted up two logical grooves on the apron, two vertical retort respectively with two logical groove swing joint.

(III) advantageous effects

Compared with the prior art, the utility model provides a protection device for lithium cell possesses following beneficial effect:

1. this a protection device for lithium cell, can protect the body not wounded by external striking collision through the shell, the impact that the striking produced simultaneously can drive the body and produce and rock, and rock the power that produces and can cushion the processing through four groups pulling force rope an and two groups pulling force rope b, thereby can prevent that the body from producing the damage, through the shell inside wall with the body lateral wall between leave the space can cooperate the radiating groove to dispel the heat for the body, thereby can protect the battery because the striking produces the life that the heat that produces can't the effluvium influence battery when avoiding the battery to use when damaging.

2. This a protection device for lithium cell, through opening the apron, to two vertical retort of direction removal that are close to each other, thereby can drive two lifter plates respectively and remove to the direction that is close to each other, after two lifter plates all removed the body lower side, just can be through two vertical retort of groove rebound of taking, thereby can drive two lifter plate rebound respectively, just so can be fast convenient take out the body rebound, thereby convenience of customers uses, when the apron closes simultaneously, can be through two spacing blockings, just can drive the shell removal when two vertical retort of taking again, thereby improve device's practicality.

Drawings

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

fig. 2 is a schematic perspective view of the housing of fig. 1 according to the present invention;

fig. 3 is a schematic cross-sectional three-dimensional structure of the housing of fig. 1 according to the present invention;

fig. 4 is a schematic perspective view of the cover plate of fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a cover plate; 3. vertical bars; 4. taking the groove; 5. a through groove; 6. a body; 7. a vertical slot; 8. a heat sink; 9. a card slot; 10. a limiting strip; 11. connecting grooves; 12. a tension rope a; 13. a fixed block; 14. a tension rope b; 15. a movable half frame; 16. a lifting plate; 17. a chute.

Detailed Description

The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to the orientation in the drawings, and the terms "inner" and "outer" refer to the orientation toward or away from the geometric center of a particular element, respectively.

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 efforts all belong to the protection scope of the present invention.

Example one

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a protection device for lithium cell, including shell 1 and body 6, body 6 is battery body, 1 upside of shell is provided with apron 2, the equal fixed mounting of inner wall has fixed block 13 about shell 1, equal activity has cup jointed movable half frame 15 on two fixed blocks 13, the equal fixed mounting of inner wall has a set of pulling force rope a12 around two movable half frames 15, four groups pulling force ropes a12 respectively with two fixed block 13 front and back both sides fixed connection, the equal fixed mounting in one side that two fixed blocks 13 are close to each other has a set of pulling force rope b14, two sets of pulling force ropes b14 respectively with two movable half frame 15 inside wall fixed connection that is close to each other, body 6 left and right sides all has seted up spread groove 11, two movable half frames 15 respectively with two spread groove 11 swing joint, radiating groove 8 has been seted up to shell 1 lateral wall, leave the space between shell 1 inside wall and the body 6 lateral wall, can protect body 6 not hit by external striking through shell 1, the impact that the striking produced can drive body 6 and rock through four groups pulling force ropes a12 and two groups pulling force ropes b14 cushion the radiating groove, thereby can not produce the heat dissipation effect when the heat dissipation is carried out the heat of battery body and the heat production can be carried out for the heat dissipation effect simultaneously, thereby the heat dissipation is carried out the heat dissipation of battery body.

When using, can protect body 6 not damaged by external striking through shell 1, the impact that the striking produced simultaneously can drive body 6 and produce and rock, and rock the power that produces and can cushion processing through four groups pulling force rope a12 and two sets of pulling force rope b14, thereby can prevent that body 6 from producing the damage, through shell 1 inside wall and with leave the space between the body 6 lateral wall and can cooperate radiating groove 8 to dispel the heat for body 6, thereby can avoid the unable life who looses the influence battery of heat that produces when the battery uses when can protecting the battery.

Example two

Please refer to fig. 1-4 on the basis of embodiment one, vertical grooves 7 have all been seted up to the inner wall around shell 1, equal swing joint has vertical bar 3 in two vertical grooves 7, take groove 4 has all been seted up on two vertical bars 3, the equal fixed mounting of two vertical bar 3 downside has lifter plate 16, two spout 17 has been seted up to the lower inner wall of shell 1, two lifter plates 16 respectively with two spout 17 swing joints, the equal fixed mounting in one side that two vertical bars 3 kept away from each other has stopper bar 10, draw-in groove 9 has all been seted up to the inner wall that vertical groove 7 kept away from each other, two stopper bar 10 respectively with two draw-in groove 9 swing joints, two logical grooves 5 have been seted up on apron 2, two vertical bars 3 respectively with two logical groove 5 swing joints, through opening apron 2, to the direction that is close to remove two vertical bars 3 each other, thereby can drive two lifter plates 16 respectively to the direction that is close to each other and remove, just can drive two lifter plates 3 to the direction that is close to each other through two take groove 4, thereby can drive two blocks up the body 6 that can conveniently move to the body again, thereby can improve when two stopper bar 3 that the user can drive again, take out simultaneously, thereby two practical device.

When using, through opening apron 2, remove two vertical retort 3 to the direction that is close to each other, thereby can drive two lifter plates 16 respectively and remove to the direction that is close to each other, after two lifter plates 16 all removed 6 undersides of body, just can be through two grooves of taking 4 two vertical retort 3 of upwards removing, thereby can drive two lifter plates 16 rebound respectively, just so can be fast convenient take out the body 6 upwards removal, thereby convenience of customers uses, when apron 2 closes simultaneously, can be through blockking of two spacing strips 10, just can drive shell 1 when two vertical retort 3 of taking again and remove, thereby improve the practicality of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a protection device for lithium cell, includes shell (1) and body (6), shell (1) upside is provided with apron (2), its characterized in that: the equal fixed mounting of inner wall has fixed block (13) about shell (1), equal activity has cup jointed movable half frame (15) on two fixed blocks (13), the equal fixed mounting of inner wall has a set of pulling force rope a (12) around two movable half frames (15), four pulling force ropes a (12) of group respectively with two fixed blocks (13) around both sides fixed connection, the equal fixed mounting in one side that two fixed blocks (13) are close to each other has a set of pulling force rope b (14), two sets of pulling force ropes b (14) respectively with two movable half frames (15) inside wall fixed connection who is close to each other, spread groove (11) have all been seted up to body (6) the left and right sides, two movable half frames (15) respectively with two spread groove (11) swing joint, radiating groove (8) have been seted up to shell (1) lateral wall, leave the space between shell (1) inside wall and body (6) lateral wall.

2. A protection device for a lithium battery as claimed in claim 1, characterized in that: the front inner wall and the rear inner wall of the shell (1) are provided with vertical grooves (7), and vertical bars (3) are movably connected in the two vertical grooves (7).

3. A protection device for a lithium battery as claimed in claim 2, characterized in that: two take-out grooves (4) are formed in the vertical bars (3).

4. A protection device for a lithium battery as claimed in claim 2, characterized in that: two the equal fixed mounting in vertical retort (3) downside has lifter plate (16), and two spout (17) have been seted up to the lower inner wall of shell (1), and two lifter plate (16) respectively with two spout (17) swing joint.

5. A protection device for a lithium battery as claimed in claim 2, characterized in that: two equal fixed mounting in one side that perpendicular strip (3) kept away from each other has spacing (10), and draw-in groove (9) have all been seted up to the inner wall that perpendicular groove (7) kept away from each other.

6. A protection device for a lithium battery as claimed in claim 5, characterized in that: two spacing strip (10) respectively with two draw-in grooves (9) swing joint, seted up two on apron (2) and led to groove (5), two vertical retort (3) respectively with two logical groove (5) swing joint.

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