CN217934121U

CN217934121U - Novel high-voltage large-capacity explosion-proof lithium battery

Info

Publication number: CN217934121U
Application number: CN202121946863.XU
Authority: CN
Inventors: 陈存保; 王瑞娟; 严恒军; 刘博�; 熊新林; 谢礼; 颜晓明
Original assignee: Yunnan Lufei New Energy Materials Co ltd
Current assignee: Yunnan Lufei New Energy Materials Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-11-29
Anticipated expiration: 2031-08-19

Abstract

The utility model relates to a lithium cell technical field just discloses a novel explosion-proof lithium cell of high voltage large capacity, including supporting legs and explosion-proof cover, the explosion-proof case of supporting legs top fixedly connected with, explosion-proof chamber has been seted up in the explosion-proof incasement, explosion-proof chamber bottom is provided with clamping mechanism, be provided with slewing mechanism in the middle of the explosion-proof bottom of the case portion, explosion-proof cover right side bottom is provided with coupling mechanism, coupling mechanism is including pothook, fixture block, installation piece, first spring, movable block and buckle, pothook fixed connection is in explosion-proof case right side top, fixture block fixed connection is in explosion-proof cover bottom right side, installation piece fixed connection is in explosion-proof cover right side bottom. This novel explosion-proof lithium cell of high voltage large capacity through setting up explosion-proof box, when the lithium cell explodes, only can explode inside explosion-proof box, can not direct action in the external world to avoided the lithium cell directly to explode in the external world, thereby produced the injury to the human body.

Description

Novel high-voltage large-capacity explosion-proof lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically is a novel explosion-proof lithium cell of high voltage large capacity.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were first proposed and studied by gilbertn. Lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. 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.

Lithium batteries do not have an explosion-proof function when put into use, and improvement is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel explosion-proof lithium cell of high voltage large capacity to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel explosion-proof lithium cell of high voltage large capacity, includes supporting legs and explosion-proof cover, the explosion-proof case of supporting legs top fixedly connected with, the explosion-proof incasement is seted up the explosion-proof chamber, explosion-proof chamber bottom is provided with clamping mechanism, be provided with slewing mechanism in the middle of the explosion-proof bottom of the case portion, explosion-proof cover right side bottom is provided with coupling mechanism.

The connecting mechanism comprises a clamping hook, a clamping block, an installation block, a first spring, a moving block and a retaining ring, the clamping hook is fixedly connected to the top of the right side of the explosion-proof box, the clamping block is fixedly connected to the right side of the bottom of the explosion-proof cover, the installation block is fixedly connected to the bottom of the right side of the explosion-proof cover, the first spring is fixedly connected to the top of the inside of the installation block, the moving block is fixedly connected to the bottom of the first spring, and the retaining ring is hinged to the bottom of the moving block.

Preferably, slewing mechanism is including pulling disk, rotation post, second spring, extension post and carriage release lever, it rotates to rotate the post and connects in the middle of the bottom in the explosion-proof box, second spring fixed connection rotates the interior top of post in the middle of, extend post fixed connection in second spring bottom, pulling disk fixed connection extends the toe end, carriage release lever fixed connection extends post left side top.

Preferably, the clamping mechanism comprises a bevel gear, a bevel gear belt, a supporting rod and a clamping plate, the bevel gear is fixedly connected to the top end of the rotating column, the bevel gear belt is meshed with the back of the bevel gear, the clamping plate is fixedly connected to the left side of the bevel gear belt, and the supporting rod is fixedly connected to the middle of the back of the bevel gear belt.

Preferably, the back of the supporting rod is rotatably connected with a first pulley, and the back of the explosion-proof box is provided with a first limiting sliding groove for accommodating the first pulley to slide, so that the bevel gear belt can be supported.

Preferably, the carriage release lever left end is rotated and is connected with the second pulley, the gliding second spacing spout of holding second pulley is seted up to the both sides inner wall about the rotation post, can make and drive the rotation post when rotating the pulling dish and rotate.

Preferably, the right side of the explosion-proof box is close to the top and is provided with a clamping groove corresponding to the clamping block, and the left side and the right side of the explosion-proof box are both provided with heat dissipation holes.

Preferably, the number of the bevel gear belts, the number of the supporting rods and the number of the clamping plates are two, and the two bevel gear belts, the supporting rods and the two clamping plates are symmetrically distributed on the left side and the right side of the bevel gear, so that the two clamping plates can synchronously move towards the middle bevel gear.

Compared with the prior art, the utility model provides a novel explosion-proof lithium cell of high voltage large capacity possesses following beneficial effect:

1. this novel explosion-proof lithium cell of high voltage large capacity through setting up explosion-proof box, when the lithium cell explodes, only can explode inside explosion-proof box, can not direct action in the external world to avoided the lithium cell directly to explode in the external world, thereby produced the injury to the human body.

2. This novel explosion-proof lithium cell of high voltage large capacity through setting up coupling mechanism, with the draw-in groove cooperation joint of seting up on the fixture block of explosion-proof cover bottom and the explosion-proof case to can prevent that the explosion-proof cover from droing from the explosion-proof roof portion, stimulate the buckle after that, make the buckle mouth on the pothook, thereby can fix explosion-proof cover and explosion-proof case, can make the device have the function of being convenient for to open, thereby change internal lithium cell.

Drawings

FIG. 1 is a schematic view of the front view structure of the present invention;

FIG. 2 is a schematic sectional front view of the present invention;

FIG. 3 is a schematic view of the cross-section of the explosion-proof box of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. supporting legs; 2. an explosion-proof box; 3. an explosion-proof cavity; 4. a partition plate; 5. an explosion-proof cover; 6. a connecting mechanism; 601. a hook; 602. a clamping block; 603. mounting blocks; 604. a first spring; 605. a moving block; 606. a retaining ring; 7. a rotating mechanism; 701. pulling the movable disc; 702. rotating the column; 703. a second spring; 704. an extension column; 705. a travel bar; 9. a clamping mechanism; 901. a bevel gear; 902. a bevel gear belt; 903. a support bar; 904. and (5) clamping the plate.

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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a high-voltage large-capacity novel explosion-proof lithium battery comprises a supporting leg 1 and an explosion-proof cover 5, wherein the top of the supporting leg 1 is fixedly connected with an explosion-proof box 2, when the lithium battery explodes, the lithium battery only explodes in the explosion-proof box 2 and does not directly act on the outside, so that the lithium battery is prevented from directly exploding outside, and a human body is prevented from being injured, an explosion-proof cavity 3 is formed in the explosion-proof box 2, a clamping mechanism 9 is arranged at the bottom of the explosion-proof cavity 3, the clamping mechanism 9 comprises a bevel gear 901, a bevel gear belt 902, a supporting bar 903 and a clamping plate 904, the bevel gear 901 is fixedly connected to the top end of a rotating column 702, the bevel gear belt 902 is meshed with the back of the bevel gear 901, the number of the bevel gear belt 902, the number of the supporting bar 903 and the number of the clamping plate are two, the two bevel gear belts 902, the supporting bar 903 and the clamping plate 904 are symmetrically distributed on the left side and the right side of the bevel gear 901, the two clamping plates 904 can synchronously move towards the middle bevel gear 901, the clamping plates 904 are fixedly connected to the left side of the bevel belt 902, the support rod 903 is fixedly connected to the middle of the back of the bevel belt 902, the support rod 903 is connected with a first pulley in a rotating manner, the back of the explosion-proof box 2 is provided with a first limiting chute for accommodating the first pulley in a sliding manner and supporting the bevel belt 902, the middle of the bottom of the explosion-proof box 2 is provided with a rotating mechanism 7, the rotating mechanism 7 comprises a pulling disc 701, a rotating column 702, a second spring 703, an extending column 704 and a moving rod 705, the rotating column 702 is rotatably connected to the middle of the bottom in the explosion-proof box 2, the second spring 703 is fixedly connected to the middle of the top in the rotating column 702, the extending column 704 is fixedly connected to the bottom end of the second spring 703, the pulling disc 701 is fixedly connected to the bottom end of the extending column 704, the moving rod 704 is fixedly connected to the top of the left side of the extending column, and the left end of the moving rod 705 is rotatably connected with the second pulley, the inner walls of the left side and the right side of the rotating column 702 are provided with second limiting sliding grooves for accommodating sliding of second pulleys, so that the rotating column 702 can be driven to rotate when the pull disc 701 rotates, and the bottom of the right side of the explosion-proof cover 5 is provided with a connecting mechanism 6.

The connecting mechanism 6 comprises a hook 601, a fixture block 602, an installation block 603, a first spring 604, a moving block 605 and a retaining ring 606, the hook 601 is fixedly connected to the top of the right side of the explosion-proof box 2, the fixture block 602 is fixedly connected to the right side of the bottom of the explosion-proof cover 5, a clamping groove corresponding to the fixture block 602 is formed in the right side of the explosion-proof box 2 close to the top, heat dissipation holes are formed in the left side and the right side of the explosion-proof box 2, the installation block 603 is fixedly connected to the bottom of the right side of the explosion-proof cover 5, the first spring 604 is fixedly connected to the top of the installation block 603, the moving block 605 is fixedly connected to the bottom of the first spring 604, the retaining ring 606 is hinged to the bottom of the moving block 605, by setting the connecting mechanism 6, the fixture block 602 at the bottom of the explosion-proof cover 5 and the clamping groove formed in the explosion-proof box 2 are matched and clamped, so that the explosion-proof cover 5 can be prevented from falling off from the top of the explosion-proof box 2, then the retaining ring 606 is pulled, an opening port of the retaining ring 601 can be fixed with the explosion-proof box 2, and the device can have a function convenient to open, and the internal lithium battery can be replaced.

In the practical operation process, when the device is used, the connecting mechanism 6 is arranged, the clamping block 602 at the bottom of the explosion-proof cover 5 is matched and clamped with the clamping groove arranged on the explosion-proof box 2, so that the explosion-proof cover 5 can be prevented from falling off from the top of the explosion-proof box 2, then the retaining ring 606 is pulled, when the retaining ring 606 is pulled, the moving block 605 at the top moves downwards, the first spring 604 is stretched, the retaining ring 606 is buckled on the explosion-proof box 2, the first spring 604 is contracted, the opening of the retaining ring 606 is arranged on the clamping hook 601, so that the explosion-proof cover 5 and the explosion-proof box 2 can be fixed, when a lithium battery needs to be stored, the explosion-proof cover 5 is opened, then the lithium battery is placed on the partition plate 4, the pulling disk 701 is pulled downwards, the bottom of the pulling disk 701 in the rotating column 702 moves downwards at the moment, the second pulley on the moving rod 705 slides in the second limiting sliding groove in the rotating column 702 at the moment, then the pulling disk 701 is rotated, the rotating column 702 can be driven to rotate, so that the bevel gear 901 at the top end of the rotating column 702 can be rotated, the bevel gear belt 902 meshed with the bevel gear 901 moves towards the bevel gear 901 at the moment, so that the lithium battery can be clamped and fixed by the clamping plate 904 on the bevel gear belt 902, after the clamping operation is completed, the pulling disk 701 is loosened, the second spring 703 is elastically restored at the moment, the pulling disk 701 can be lifted, and the pulling disk 701 can be retracted to the bottom of the explosion-proof box 2.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a novel explosion-proof lithium cell of high voltage large capacity, includes supporting legs (1) and explosion-proof lid (5), its characterized in that: the top of the supporting leg (1) is fixedly connected with an explosion-proof box (2), an explosion-proof cavity (3) is formed in the explosion-proof box (2), a clamping mechanism (9) is arranged at the bottom of the explosion-proof cavity (3), a rotating mechanism (7) is arranged in the middle of the bottom of the explosion-proof box (2), and a connecting mechanism (6) is arranged at the bottom of the right side of the explosion-proof cover (5);

the connecting mechanism (6) comprises a clamping hook (601), a clamping block (602), an installation block (603), a first spring (604), a moving block (605) and a retaining ring (606), the clamping hook (601) is fixedly connected to the top of the right side of the explosion-proof box (2), the clamping block (602) is fixedly connected to the right side of the bottom of the explosion-proof cover (5), the installation block (603) is fixedly connected to the bottom of the right side of the explosion-proof cover (5), the first spring (604) is fixedly connected to the inner top of the installation block (603), the moving block (605) is fixedly connected to the bottom end of the first spring (604), and the retaining ring (606) is hinged to the bottom of the moving block (605).

2. The high-voltage large-capacity novel explosion-proof lithium battery as claimed in claim 1, wherein: slewing mechanism (7) are including drawing driving disk (701), rotating post (702), second spring (703), extension post (704) and carriage release lever (705), rotating post (702) rotate to be connected in explosion-proof box (2) in the middle of the bottom, second spring (703) fixed connection is in the middle of the top in rotating post (702), extend post (704) fixed connection in second spring (703) bottom, drawing driving disk (701) fixed connection in extension post (704) bottom, carriage release lever (705) fixed connection is in extension post (704) left side top.

3. The high-voltage large-capacity novel explosion-proof lithium battery as claimed in claim 2, wherein: the clamping mechanism (9) comprises a bevel gear (901), a bevel gear belt (902), a supporting rod (903) and a clamping plate (904), the bevel gear (901) is fixedly connected to the top end of the rotating column (702), the bevel gear belt (902) is meshed with the back of the bevel gear (901), the clamping plate (904) is fixedly connected to the left side of the bevel gear belt (902), and the supporting rod (903) is fixedly connected to the middle of the back of the bevel gear belt (902).

4. The high-voltage large-capacity novel explosion-proof lithium battery as claimed in claim 3, wherein: bracing piece (903) back rotation is connected with first pulley, explosion-proof box (2) back is seted up and is held the gliding first spacing spout of first pulley.

5. The high-voltage large-capacity novel explosion-proof lithium battery as claimed in claim 4, wherein: the left end of the moving rod (705) is rotatably connected with a second pulley, and the inner walls of the left side and the right side of the rotating column (702) are provided with second limiting sliding grooves for accommodating the second pulley to slide.

6. The high-voltage large-capacity novel explosion-proof lithium battery as claimed in claim 5, wherein: the right side of the explosion-proof box (2) is close to the top and is provided with a clamping groove corresponding to the clamping block (602), and the left side and the right side of the explosion-proof box (2) are provided with heat dissipation holes.

7. The high-voltage large-capacity novel explosion-proof lithium battery as claimed in claim 6, wherein: the number of the bevel gear belts (902), the number of the supporting rods (903) and the number of the clamping plates (904) are two, and the two bevel gear belts (902), the two supporting rods (903) and the two clamping plates (904) are symmetrically distributed on the left side and the right side of the bevel gear (901).