CN215527849U

CN215527849U - Lithium cell breakage-proof protection device

Info

Publication number: CN215527849U
Application number: CN202120899826.1U
Authority: CN
Inventors: 王兴
Original assignee: Anhui Tianshi New Energy Technology Co ltd
Current assignee: Anhui Tianshi New Energy Technology Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2022-01-14
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a lithium battery breakage-proof protection device, which relates to the related technical field of lithium batteries and comprises a bearing box and a cover plate, wherein one end of the cover plate is movably arranged at the upper end of the bearing box, two square holes are uniformly formed in the upper end of the cover plate, a connecting device is arranged inside the bearing box, and damping devices are arranged on two sides of the outer part of the bearing box. According to the utility model, the lithium batteries placed in the bearing box can be protected by arranging the connecting device, so that the lithium batteries cannot be in direct contact with each other, the cover plate and the bearing box are connected together by the connecting device, the lithium batteries can be protected in all directions, and meanwhile, the shock absorption device can absorb shock for the bearing box when the outside of the lithium batteries is subjected to impact force, so that the lithium batteries in the bearing box cannot be damaged, and the lithium battery box is simple and practical.

Description

Lithium cell breakage-proof protection device

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery breakage-proof protection device.

Background

Along with present new energy automobile is more and more popular for people attach more and more importance to the protection of the lithium cell that uses in the car, current new energy automobile lithium cell is when using, pastes each other between the multiunit lithium cell not have any protection device, makes the outside of lithium cell receive the striking when, and outside casing damages easily, thereby has reduced the life of lithium cell, consequently needs a neotype lithium cell breakage-proof protection device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lithium battery breakage-proof protection device, which solves the problems that when a lithium battery provided by the background technology is used, no protection device is arranged among a plurality of groups of lithium batteries, so that the outside of the lithium battery is easy to damage when being subjected to impact force, the service life of the lithium battery is shortened when the lithium battery is used, and the lithium battery is inconvenient to use.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a lithium cell breakage-proof protection device, includes bearing box and apron, the one end movable mounting of apron in the upper end of bearing box, apron 5 can and bearing box between form sealed space to carry out the omnidirectional to protect the lithium cell.

Two quad slits have evenly been seted up to the upper end of apron, and the inside of bearing box is provided with connecting device, and outside both sides are provided with and are used for carrying out absorbing damping device to the lithium cell, and connecting device can make the apron fix in the upper end of bearing box, and damping device can carry out the shock attenuation to the inside lithium cell of bearing box simultaneously for the lithium cell is difficult to impaired when using.

Preferably, the connecting device comprises a connecting rod and a first baffle, the upper end of the bearing box is symmetrically provided with first round holes, the bearing box is internally provided with a first placing groove used for fixing the connecting rod, and the connecting rod can enter into an inner cavity of the first placing groove through the first round holes, so that the connecting rod is more convenient to fix.

The sliding mounting of connecting rod is in one side of apron, and is close to the outside both sides fixed mounting of apron lower extreme and has the dog that is used for going on fixing to the connecting rod, and the horizontal fixed mounting of first baffle is in the inner chamber of first standing groove, and the connecting device of first standing groove inside can carry on spacingly to make the connecting rod more convenient when fixing.

Preferably, the connecting device further comprises a second baffle and a third baffle, the upper end of the second baffle is fixedly mounted in the middle of the lower end of the first baffle, a second through hole for facilitating the sliding of the connecting rod is formed in the middle of the upper end of the second baffle, first sliding grooves for limiting the stop block are formed in two sides of an inner cavity of the second through hole, second placing grooves are formed in two sides of the lower end of the second through hole, the first sliding grooves can limit the stop block, the stop block is more firmly mounted in the inner cavity of the first placing groove, meanwhile, the second placing grooves can enable the sliding block to be communicated with the connecting rod to slide out of the inner cavity of the first placing groove together, and the bearing box and the cover plate are more convenient to separate from each other.

Third baffle slidable mounting is in the inner chamber of first standing groove, and connects through the hinge bar with the lower extreme of second baffle, connects between second baffle and the third baffle through between the hinge bar, can make the third baffle can link when sliding for the dog is more convenient when fixing.

Preferably, the spring that is used for carrying out the reset to the third baffle is installed to the inner chamber bottom fixed mounting of first standing groove, and the spring can make connecting rod and third baffle break away from after accomplishing, and the third baffle can reset, has made things convenient for and has fixed the connecting rod secondary.

Preferably, damping device includes U template and shell fragment, and U template slidable mounting is in one side of bearing box, and inner chamber one end fixed mounting has and is used for carrying out absorbing shock attenuation foam to the lithium cell, and shock attenuation foam can carry out preliminary shock attenuation to outside impact to protect the inside lithium cell of bearing box.

Shock attenuation foam keeps away from the one end fixed mounting of U template inner chamber has the fourth baffle, and the one end fixed mounting of shell fragment is in one side of bearing the case, and other end fixed mounting keeps away from the one end middle part of shock attenuation foam at the fourth baffle, and the shell fragment can carry out further shock attenuation again to the outside impact of bearing the case for inside lithium cell of bearing the case is safer when using.

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

according to the utility model, the lithium batteries placed in the bearing box can be protected by arranging the connecting device, so that the lithium batteries cannot be in direct contact with each other, the cover plate and the bearing box are connected together by the connecting device, the lithium batteries can be protected in all directions, and meanwhile, the shock absorption device can absorb shock for the bearing box when the outside of the lithium batteries is subjected to impact force, so that the lithium batteries in the bearing box cannot be damaged, and the lithium battery box is simple and practical.

Drawings

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

FIG. 2 is a solid view of the main structure of the carrying box and the U-shaped plate of the present invention;

FIG. 3 is a cross-sectional view of the coupling device of the present invention;

FIG. 4 is a cross-sectional view of the shock absorbing device of the present invention;

fig. 5 is a cross-sectional view of a second baffle of the present invention.

In the figure: 1. a carrying case; 3. a square hole; 4. a connecting device; 41. a connecting rod; 42. a first baffle plate; 43. a second baffle; 44. a second through hole; 45. a third baffle plate; 46. a spring; 47. a first placing groove; 48. a second placing groove; 49. a first chute; 5. a cover plate; 6. a damping device; 61. shock absorbing foam; 62. a fourth baffle; 63. a spring plate; 64. u-shaped plate.

Detailed Description

In order to solve the problems that when the lithium battery provided by the background technology is used, a protection device is not arranged among a plurality of groups of lithium batteries, so that the outside of the lithium battery is easy to damage when being subjected to impact force, the service life of the lithium battery is shortened when the lithium battery is used, and the lithium battery is inconvenient to use, the embodiment of the utility model provides the breakage-proof protection device for the lithium battery. The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the embodiment provides a lithium battery breakage-proof protection device, which includes a carrying case 1 and a cover plate 5, wherein one end of the cover plate 5 is movably installed at the upper end of the carrying case 1, the cover plate 5 can protect the lithium battery inside the carrying case 1 in an all-around manner, so that the lithium battery is not easily damaged when in use, two square holes 3 are uniformly formed at the upper end of the cover plate 5, wherein the square holes 3 can facilitate the connection of the positive and negative electrodes of the lithium battery, a connection device 4 is disposed inside the carrying case 1, and damping devices 6 are disposed on two outer sides, wherein the connection device 4 can fixedly connect the cover plate 5 and the carrying case 1, and simultaneously protect the lithium battery in an all-around manner, and the damping devices 6 can make the outside of the carrying case 1 under a large impact force, the impact force is buffered, thereby protecting the outside of the carrying case 1 from damage.

In order to solve the problem of how to facilitate the lithium battery to have a longer service life when in use, the connecting device 4 comprises a connecting rod 41 and a first baffle 42, wherein first round holes are symmetrically formed in two sides of the upper end of the bearing box 1, a first placing groove 47 is formed in the bearing box, one end of each first round hole is communicated with the middle part of the upper end of the first placing groove 47, the connecting rod 41 is slidably mounted on one side of the cover plate 5, stop blocks are fixedly mounted on two sides of the outer part close to the lower end of the cover plate 5, the first baffle 42 is transversely and fixedly mounted in the inner cavity of the first placing groove 47, and a first through hole with the same diameter as that of the first round hole is formed in the middle part of the upper end, wherein one end of the connecting rod 41 can slide into the inner cavity of the first through hole, so that the cover plate 5 can be connected with the bearing box 1, and the lithium battery in the bearing box 1 can not be damaged when in use, the service life of the lithium battery is prolonged.

In order to solve the problem that the cover plate 5 is placed more stably at the upper end of the bearing box 1, the connecting device 4 further comprises a second baffle 43 and a third baffle 45, the upper end of the second baffle 43 is fixedly installed at the middle part of the lower end of the first baffle 42, the middle part of the upper end of the second baffle 43 is provided with a second through hole 44, two sides of an inner cavity of the second through hole 44 are provided with first sliding grooves 49, and two sides of the lower end are provided with second placing grooves 48, wherein when the connecting rod 41 slides to the upper end of the second through hole 44, the stoppers at two sides of the connecting rod 41 can extend to the lower end of the second baffle 43 through the second through hole 44 and the first sliding grooves 49, and then the stoppers at two sides of the connecting rod 41 are placed in the inner cavity of the second placing grooves 48, so that the cover plate 5 and the bearing box 1 can be fixed.

In order to solve the problem that the third baffle 45 is more convenient and stable when sliding in the inner cavity of the first placing groove 47, the third baffle 45 is slidably mounted in the inner cavity of the first placing groove 47 and connected with the lower end of the second baffle 43 through a hinge rod, wherein the third baffle 45 and the second baffle 43 are connected through the hinge rod, so that the third baffle 45 is more convenient and stable when sliding in the inner cavity of the first placing groove 47.

In order to solve the problem of how to facilitate the baffle plates to be placed more firmly in the inner cavity of the second placing groove 48, the spring 46 is fixedly installed at the bottom of the inner cavity of the first placing groove 47, and the other end of the spring 46 is fixedly installed at the lower end of the third baffle plate 45, wherein the spring 46 can enable the third baffle plate 45 to always keep a tendency of sliding upwards in the inner cavity of the first placing groove 47, so that the baffle plates can be placed more firmly in the inner cavity of the second placing groove 48 after the lower end of the connecting rod 41 and the upper end of the third baffle plate 45 are in contact with each other.

In order to solve the problem that the dog is more stable and convenient when placing, be 90 contained angles between first spout 49 and the second standing groove 48, wherein, after the dog slides the lower extreme of second baffle 43, rotate connecting rod 41 90, alright in order to place the dog in the inner chamber of second standing groove 48 for more stable and convenient when the dog is placed.

In order to solve the problem of how to make things convenient for U type board 64 not impaired when using, damping device 6 includes U type board 64 and shell fragment 63, U type board 64 slidable mounting is in one side of bearing box 1, and inner chamber one end fixed mounting has shock attenuation foam 61, and wherein, shock attenuation foam 61 can make U type board 64's outside carry out the shock attenuation when receiving great impact, when U type board 64's outside is impaired simultaneously, can not cause the damage to U type board 64's inside.

In order to solve the problem how to make things convenient for the inside lithium cell of bearing box 1 difficult impaired when receiving the impact, the one end fixed mounting that U template 64 inner chamber was kept away from to shock attenuation foam 61 has fourth baffle 62, wherein, fourth baffle 62 can make U template 64's self intensity better, the outside of having guaranteed bearing box 1 can not receive the damage, the one end fixed mounting of shell fragment 63 is in one side of bearing box 1, and other end fixed mounting is in the one end middle part that shock attenuation foam 61 was kept away from to fourth baffle 62, wherein, shell fragment 63 can make U template 64 when receiving the impact and sliding, conveniently carry out the shock attenuation to U template 64, make the outside of U template 64 can not receive the damage, make the inside lithium cell of bearing box 1 can not take place the damage simultaneously.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium cell breakage-proof protection device, includes bearing box (1) and apron (5), the one end movable mounting of apron (5) is in the upper end of bearing box (1), its characterized in that: the upper end of the cover plate (5) is uniformly provided with two square holes (3), the inside of the bearing box (1) is provided with a connecting device (4), and two sides of the outside are provided with damping devices (6) for damping the lithium battery;

connecting device (4) include connecting rod (41) and first baffle (42), first round hole has been seted up to the upper end bilateral symmetry of bearing box (1), and inside offers and is used for carrying out fixed first standing groove (47) to connecting rod (41), the slidable mounting of connecting rod (41) is in one side of apron (5), and is close to the outside both sides fixed mounting of apron (5) lower extreme and is used for carrying out the dog fixed to connecting rod (41), the horizontal fixed mounting of first baffle (42) is in the inner chamber of first standing groove (47).

2. The lithium battery breakage-proof protection device of claim 1 wherein: connecting device (4) still include second baffle (43) and third baffle (45), the upper end fixed mounting of second baffle (43) is in the lower extreme middle part of first baffle (42), the upper end middle part of second baffle (43) is offered and is used for making things convenient for gliding second through-hole (44) of connecting rod (41), the inner chamber both sides of second through-hole (44) are offered and are used for carrying on spacing first spout (49) to the dog, and second standing groove (48) have been seted up to lower extreme both sides, third baffle (45) slidable mounting is in the inner chamber of first standing groove (47), and connects through the hinge bar with the lower extreme of second baffle (43).

3. The lithium battery breakage-proof protection device of claim 2 wherein: and a spring (46) for resetting the third baffle (45) is fixedly arranged at the bottom of the inner cavity of the first placing groove (47).

4. The lithium battery breakage-proof protection device of claim 1 wherein: damping device (6) include U template (64) and shell fragment (63), U template (64) slidable mounting is in one side of bearing box (1), and inner chamber one end fixed mounting is used for carrying out absorbing shock foam (61) to the lithium cell, the one end fixed mounting that U template (64) inner chamber was kept away from in shock foam (61) has fourth baffle (62), the one end fixed mounting of shell fragment (63) is in one side of bearing box (1), and the one end middle part that shock foam (61) was kept away from in other end fixed mounting at fourth baffle (62).