CN218498217U

CN218498217U - Split type explosion-proof lithium cell group

Info

Publication number: CN218498217U
Application number: CN202221493276.4U
Authority: CN
Inventors: 杨家龙
Original assignee: Xinxiang Zhilian New Energy Co ltd
Current assignee: Xinxiang Zhilian New Energy Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2023-02-17
Anticipated expiration: 2032-06-15

Abstract

The utility model provides a split type explosion-proof lithium battery pack, which relates to the technical field of lithium batteries and comprises a battery pack which is symmetrically arranged, wherein one side of the battery pack is provided with a baffle plate, one end of the baffle plate is fixedly connected with a bottom plate, one end of the bottom plate is fixedly connected with a supporting rod, one side of the supporting rod is provided with a movable plate, and the movable plate is separated from the supporting rod when the battery pack deflagrates; carry out the joint equipment to fly leaf and the bracing piece that supports to the fly leaf through materials such as waterproof glass glues, wait to sealed material and solidify the back, place the group battery in the space of cutting apart through the baffle and fix, seal the group battery, if the group battery is receiving external force or uses the nonconformity and lead to the deflagration, the fly leaf of joint on the bracing piece receives impact and bracing piece separation, has reduced the direct impact to the user, guarantees user's safety.

Description

Split type explosion-proof lithium cell group

Technical Field

The utility model relates to a lithium battery technology field specifically is a split type explosion-proof lithium cell group.

Background

In recent years, lithium batteries have been developed at a high speed, and with the widespread use of consumer terminal products, portable energy storage lithium batteries, such as lithium batteries for mobile power sources, electric bicycles, electric vehicles, and the like, have been increasingly demanded.

Although lithium batteries bring great convenience to our lives, safety accidents caused by the lithium batteries are frequent, such as explosion, spontaneous combustion and the like. At present, lithium ion batteries are mainly used in the market due to the requirement of safety performance. The lithium ion battery is mainly divided into a lithium iron phosphate battery, a ternary lithium battery, a lithium manganate battery and a lithium cobaltate battery, and in order to reduce the damage of the battery to a user, a split type explosion-proof lithium battery pack is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type explosion-proof lithium cell group aims at solving among the prior art the problem that the group battery can not guide the emission by firm shell parcel, battery deflagration's shock wave.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a split type explosion-proof lithium cell group, group battery including the symmetry setting, one side of group battery is provided with the baffle, the one end fixed connection bottom plate of baffle, the one end fixedly connected with bracing piece of bottom plate, one side of bracing piece is provided with the fly leaf, the fly leaf separates with the bracing piece when group battery deflagration.

In order to make the utility model discloses have the effect that the user was kept away from to the shock wave that the guide group battery produced, the utility model discloses a further technical scheme does, one side fixedly connected with fixture block of bracing piece, one side joint of fixture block has first draw-in groove, the both sides at the fly leaf are seted up to first draw-in groove.

In order to make the utility model discloses have the effect that improves connection leakproofness, protection group battery safety, the utility model discloses a further technical scheme does, the joint department packing of fixture block and first draw-in groove has waterproof glass to glue.

The utility model discloses a further technical scheme does, the both sides fixedly connected with curb plate of bottom plate, the inside of curb plate and the both sides fixed connection of baffle.

In order to make the utility model discloses have the effect of direct effect on the group battery, protection group battery safety when avoiding appearing the striking, the utility model discloses a further technical scheme does, the last fixed surface of bottom plate is connected with down the positioning fixture block, one side joint of lower positioning fixture block has the group battery, the one end joint of group battery has last positioning fixture block, go up the explosion-proof roof of positioning fixture block fixedly connected with, the second draw-in groove has been seted up at the middle part of explosion-proof roof, the upper end joint of second draw-in groove and baffle.

The utility model discloses a further technical scheme does, bolt fixedly connected with connecting plate, two are passed through to the upper end of bracing piece two stiffeners of fixedly connected with between the connecting plate.

In order to make the utility model discloses have the effect of further strengthening the sealed effect of group battery, the utility model discloses a further technical scheme does, the upper surface of explosion-proof roof and the upper surface of curb plate wait high.

In order to make the utility model discloses have the impact force that group battery 12 produced when making deflagration and be had the effect that selectively discharges, avoid causing direct impact to the user, the utility model discloses a further technical scheme does, the curb plate that fly leaf and bracing piece are constituteed is total two sets of and symmetric distribution in the both sides of baffle.

The utility model has the advantages that:

1. carry out the joint equipment to the fly leaf and the bracing piece that supports the fly leaf through materials such as waterproof glass glues, wait to sealed material and solidify the back, place the group battery in the space of cutting apart through the baffle and fix, seal the group battery, if the group battery is receiving external force or is using the nonconformity and lead to the deflagration, the fly leaf of joint on the bracing piece receives impact and bracing piece separation, has reduced the direct impact to the user, guarantees user's safety.

2. Through setting up the explosion-proof roof on the group battery and adding the stiffener of holding on explosion-proof roof, can be further absorb the impact force that the group battery produced under the explosion-proof state, further reduction battery detonation is to the harm that the user produced.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional front view structure of the present invention;

fig. 2 is a schematic diagram of a transverse three-dimensional sectional structure of the present invention;

fig. 3 is a schematic longitudinal three-dimensional sectional structure of the present invention;

fig. 4 is a schematic view of the local three-dimensional bottom structure of the present invention.

In the figure: 1. a side plate; 2. a reinforcing bar; 3. an explosion-proof roof; 4. a connecting plate; 5. a movable plate; 6. a support bar; 7. a base plate; 8. a first card slot; 9. a clamping block; 10. a partition plate; 11. a lower positioning fixture block; 12. a battery pack; 13. an upper positioning fixture block; 14. and a second card slot.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 to 4, a split type explosion-proof lithium battery pack includes a battery pack 12 symmetrically disposed, a partition plate 10 is disposed on one side of the battery pack 12, a bottom plate 7 is fixedly connected to one end of the partition plate 10, a support rod 6 is fixedly connected to one end of the bottom plate 7, a movable plate 5 is disposed on one side of the support rod 6, and the movable plate 5 is separated from the support rod 6 when the battery pack 12 deflagrates.

In this embodiment, carry out the joint equipment to fly leaf 5 and the bracing piece 6 that supports fly leaf 5 through materials such as waterproof glass glues, wait to sealed material solidify the back, place group battery 12 in the space of cutting apart through baffle 10 and fix group battery 12, it is sealed, if the group battery leads to the detonation receiving external force or using the nonconformity, fly leaf 5 of joint on bracing piece 6 receives impact and bracing piece 6 separation, reduced the direct impact to the user, guarantee user's safety.

In another embodiment of the present invention, one side of the supporting rod 6 is fixedly connected with a clamping block 9, one side of the clamping block 9 is connected with a first clamping groove 8, the first clamping groove 8 is disposed on both sides of the movable plate 5, the movable plate 5 can be detached at the first time when being impacted, and the shock wave generated by the battery pack 12 is guided to keep away from the user.

Specifically, the joint department of fixture block 9 and first draw-in groove 8 is filled with waterproof glass and is glued, glues through the glass of paining between fixture block 9 and first draw-in groove 8 and improves the connection leakproofness, protection group battery 12 safety.

Specifically, the two sides of the bottom plate 7 are fixedly connected with the side plates 1, and the inner parts of the side plates 1 are fixedly connected with the two sides of the partition plate 10.

Specifically, positioning fixture block 11 under the last fixed surface of bottom plate 7 is connected with, one side joint of positioning fixture block 11 has group battery 12 down, the one end joint of group battery 12 has last positioning fixture block 13, go up the explosion-proof roof 3 of positioning fixture block 13 fixedly connected with, second draw-in groove 14 has been seted up at the middle part of explosion-proof roof 3, second draw-in groove 14 and the upper end joint of baffle 10, through last, two sets of positioning fixture blocks that set up down, make and reserve certain space between group battery 12 and the casing, direct action is on group battery 12 when avoiding appearing the striking, protection group battery 12 safety.

Specifically, the upper end of bracing piece 6 is through bolt fixedly connected with connecting plate 4, and two stiffeners 2 of fixedly connected with between two connecting plates 4 further strengthen the protection to the user, improve group battery 12's security.

Specifically, the upper surface of the explosion-proof top plate 3 is as high as the upper surface of the side plate 1, so that the sealing effect of the battery pack 12 is further enhanced, and the use safety of the battery pack 12 is improved.

Specifically, two groups of side plates formed by the movable plate 5 and the support rods 6 are symmetrically distributed on two sides of the partition plate 10, so that impact force generated by the battery pack 12 during deflagration is selectively discharged, and direct impact on a user is avoided.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning 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 to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an explosion-proof lithium cell of split type which characterized in that: group battery (12) including the symmetry sets up, one side of group battery (12) is provided with baffle (10), one end fixed connection bottom plate (7) of baffle (10), one end fixedly connected with bracing piece (6) of bottom plate (7), one side of bracing piece (6) is provided with fly leaf (5), fly leaf (5) separate with bracing piece (6) when group battery (12) detonation.

2. The split type explosion-proof lithium battery pack according to claim 1, wherein a clamping block (9) is fixedly connected to one side of the supporting rod (6), a first clamping groove (8) is clamped to one side of the clamping block (9), and the first clamping groove (8) is formed in two sides of the movable plate (5).

3. The split type explosion-proof lithium battery pack according to claim 2, wherein a clamping part of the clamping block (9) and the first clamping groove (8) is filled with waterproof glass cement.

4. The split type explosion-proof lithium battery pack according to claim 1, wherein side plates (1) are fixedly connected to two sides of the bottom plate (7), and the insides of the side plates (1) are fixedly connected to two sides of the partition plate (10).

5. The split type anti-explosion lithium battery pack according to claim 4, wherein a lower positioning fixture block (11) is fixedly connected to an upper surface of the bottom plate (7), a battery pack (12) is clamped to one side of the lower positioning fixture block (11), an upper positioning fixture block (13) is clamped to one end of the battery pack (12), the upper positioning fixture block (13) is fixedly connected to the anti-explosion top plate (3), a second clamping groove (14) is formed in the middle of the anti-explosion top plate (3), and the second clamping groove (14) is clamped to the upper end of the partition plate (10).

6. The split type explosion-proof lithium battery pack according to claim 2, wherein the upper end of the support rod (6) is fixedly connected with a connecting plate (4) through a bolt, and two reinforcing rods (2) are fixedly connected between the two connecting plates (4).

7. The split type explosion-proof lithium battery pack according to claim 5, wherein the upper surface of the explosion-proof top plate (3) is equal to the upper surface of the side plate (1) in height.

8. The separated explosion-proof lithium battery pack according to claim 1, wherein the side plates of the movable plate (5) and the support rod (6) are divided into two groups and symmetrically distributed on two sides of the partition plate (10).