CN214254651U

CN214254651U - Lithium cell fire and explosion protection separation storehouse

Info

Publication number: CN214254651U
Application number: CN202022677186.8U
Authority: CN
Inventors: 金王迅
Original assignee: Zhejiang Langsheng Electronic Technology Co ltd
Current assignee: Zhejiang Langsheng Electronic Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-09-21
Anticipated expiration: 2030-11-18

Abstract

The utility model belongs to the technical field of the lithium cell, refer in particular to a lithium cell fire and explosion protection separation storehouse, including shell and setting at the shell upper end cover, a plurality of first ventholes have been seted up to the shell outer wall, be equipped with a plurality of accumulate device in the shell, accumulate device includes explosion-proof shell, be equipped with at least a set of group battery in the explosion-proof shell, the group battery lower extreme is equipped with the interface that charges, the interface that charges sets up in the shell bottom surface, the group battery upper end is equipped with the controller, is equipped with extinguishing device on the controller, the extinguishing device upper end is equipped with explosion-proof cover, explosion-proof cover and explosion-proof shell looks joint, the explosion-proof is covered and is equipped with explosion-proof device, explosion-proof device is including setting up the mount pad on explosion-proof cover, mount pad one side butt has at least a set of explosion-proof subassembly. The utility model aims at providing a lithium cell fire prevention explosion-proof separation storehouse that stable in structure, explosion-proof performance are good, the security performance is high.

Description

Lithium cell fire and explosion protection separation storehouse

Technical Field

The utility model belongs to the technical field of the lithium cell, refer in particular to a lithium cell fire prevention and explosion protection separation storehouse.

Background

The lithium battery has the advantages of high specific energy, long cycle life, no pollution to the environment and the like, and has gradually replaced lead-acid batteries as a preferred power supply product of the electric bicycle. Electric bicycle, new energy automobile, products such as lithium electricity electric tool that use on the market at present, the easy short circuit of lithium cell, explosion, and easy water corrosion. The safety performance of the lithium battery is poor compared with that of a lead-acid battery, and if the vibration is too severe, the battery is easy to cause short circuit and even explosion.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lithium cell fire prevention explosion-proof separation storehouse that stable in structure, explosion-proof performance are good, the security performance is high.

The purpose of the utility model is realized like this: the utility model provides a lithium cell fire prevention explosion-proof separation storehouse, includes the shell and sets up at the shell upper end cover, a plurality of first ventholes have been seted up to the shell outer wall, be equipped with a plurality of accumulate devices in the shell, accumulate device includes explosion-proof shell, be equipped with at least a set of group battery in the explosion-proof shell, the group battery lower extreme is equipped with the interface that charges, the interface that charges sets up in the shell bottom surface, the group battery upper end is equipped with the controller, is equipped with extinguishing device on the controller, the extinguishing device upper end is equipped with explosion-proof lid, explosion-proof lid and explosion-proof shell looks joint, the last explosion-proof device that is equipped with of explosion-proof lid, explosion-proof device is including setting up the mount pad on explosion-proof lid, mount pad one side butt has at least a set of explosion-proof subassembly.

Preferably, the explosion-proof assembly includes the spring of butt in mount pad one side, spring other end butt has the explosion-proof valve, a plurality of second ventholes will have been seted up to the explosion-proof valve lateral wall, the explosion-proof valve endotheca is equipped with the air cock that runs through the explosion-proof lid.

Preferably, an annular groove is formed in the upper end of the outer wall of the air faucet, a sealing ring is sleeved in the annular groove, and the sealing ring is abutted to the inner wall of the explosion-proof valve.

Preferably, the fire extinguishing apparatus includes a support frame disposed on the battery pack, and a fire extinguishing member is disposed on the support frame.

Preferably, the explosion-proof cover is connected with the explosion-proof shell through threads and rivets.

Preferably, the explosion-proof cover is provided with a mounting column, the mounting column is sleeved with a mounting seat, the upper end of the mounting column is formed with a thread, and a nut used for fixing the mounting seat is screwed in the thread.

Preferably, a wireless communication module is arranged on the controller.

Preferably, a GPS positioning module is provided on the controller.

Preferably, the battery pack is sleeved with a protective sleeve for protecting the battery pack.

Preferably, the end cover is provided with a handle convenient to take.

Compared with the prior art, the utility model outstanding and profitable technological effect is: the utility model discloses a fire and explosion prevention separation storehouse of lithium cell reasonable in design, simple structure is equipped with the interface that charges and can realizes trading the electricity fast of its lithium cell bottom the shell to be equipped with extinguishing device in the shell and can put out a fire fast when the lithium cell catches fire, prevent that it from exploding, set up its explosion-proof subassembly and can be to when the lithium cell is about to catch fire, discharge its inside gas that produces through first venthole and second venthole, can guarantee user's security.

Drawings

FIG. 1 is one of the schematic structural diagrams of the present invention;

FIG. 2 is a second simplified structural diagram of the present invention;

FIG. 3 is a schematic view of the present invention with the outer shell removed;

FIG. 4 is a simplified schematic view of the present invention with the outer shell and the explosion proof shell removed;

FIG. 5 is a cross-sectional view of the air faucet and the explosion-proof valve of the present invention;

fig. 6 is a schematic structural diagram of the multi-group power storage device of the present invention.

Detailed Description

The invention will be further described with reference to specific embodiments.

As shown in fig. 1-6, a fireproof and explosion-proof isolation bin for lithium batteries comprises a housing 1 and an end cover 2 arranged on the housing 1, a plurality of first air outlet holes 3 are arranged on the outer wall of the shell 1, a plurality of electricity storage devices 4 are arranged in the shell 1, the power storage device 4 comprises an explosion-proof shell 5, at least one group of battery packs 6 are arranged in the explosion-proof shell 5, the lower end of the battery pack 6 is provided with a charging interface 7, the charging interface 7 is arranged on the bottom surface of the shell 1, the upper end of the battery pack 6 is provided with a controller 8, the controller 8 is provided with a fire extinguishing device 9, the upper end of the fire extinguishing device 9 is provided with an explosion-proof cover 10, the explosion-proof cover 10 is clamped with the explosion-proof shell 5, the explosion-proof cover 10 is provided with an explosion-proof device 11, the explosion-proof device 11 comprises a mounting seat 12 arranged on the explosion-proof cover 10, and at least one group of explosion-proof components 13 is abutted to one side of the mounting seat 12.

This technical scheme's explosion-proof isolation storehouse of lithium cell fire prevention reasonable in design, simple structure, be equipped with the quick point of trading that its lithium cell can be realized to the interface 7 that charges in shell 1 bottom, and be equipped with extinguishing device 9 in shell 1 and can put out a fire fast when the lithium cell catches fire, prevent it from exploding, set up its explosion-proof subassembly 13 and can be to when the lithium cell is about to catch fire, discharge its inside gas that produces through first venthole 3 and second venthole 16, can guarantee user's security.

Preferably, the explosion-proof assembly 13 comprises a spring 14 abutting against one side of the mounting seat 12, the other end of the spring 14 abuts against an explosion-proof valve 15, a plurality of second air outlets 16 are formed in the side wall of the explosion-proof valve 15, and an air tap 17 penetrating through the explosion-proof cover 10 is sleeved in the explosion-proof valve 15. The arrangement of the air tap 17 and the explosion-proof valve 15 can enable expanded gas to impact the explosion-proof valve 15 through the air tap 17 before the fire happens inside the explosion-proof shell 5, at the moment, the explosion-proof valve 15 extrudes the spring 14, the explosion-proof valve 15 moves upwards, and at the moment, the gas in the air tap 17 can be discharged through the first air outlet hole 3, so that the fire is prevented from happening inside the explosion-proof shell 5.

Preferably, the upper end of the outer wall of the air tap 17 is provided with an annular groove 18, a sealing ring 19 is sleeved in the annular groove 18, and the sealing ring 19 abuts against the inner wall of the explosion-proof valve 15. The provision of the annular groove 18 and the provision of the seal ring 19 in the annular groove 18 can prevent gas leakage from the inside of the gas nipple 17, and the provision of the seal ring 19 can prevent backflow of outside gas from affecting the sealing performance thereof.

Preferably, the fire extinguishing apparatus 9 includes a support frame 20 disposed on the battery pack 6, and a fire extinguishing member 21 is disposed on the support frame 20. The fire extinguishing piece 21 is arranged to be capable of burning the fire extinguishing piece 21 when the lithium battery catches fire, and at the moment, carbon dioxide is released in the fire extinguishing piece 21 to extinguish the fire in the lithium battery as soon as possible.

Preferably, the explosion-proof cover 10 is connected with the explosion-proof case 5 by a screw thread and a rivet. The screw and rivet connection can increase the connection strength of the explosion-proof cover 10 and the explosion-proof shell 5.

Preferably, the explosion-proof cover 10 is provided with a mounting column 22, the mounting column 22 is sleeved with the mounting seat 12, the upper end of the mounting column 22 is formed with a thread 23, and a nut 24 for fixing the mounting seat 12 is screwed in the thread 23.

Preferably, a wireless communication module 25 is arranged on the controller 8.

Preferably, a GPS positioning module 26 is provided on the controller 8.

Above-mentioned technical scheme sets up the communication that wireless communication module 25 and GPS orientation module 26 can realize cell-phone and lithium cell, and each item data in the lithium cell can real-timely understanding to customer's cell-phone end to its GPS orientation module 26 can fix a position the lithium cell, prevents that the lithium cell from being stolen, causes customer's loss. Wherein the controller is of the type PIC16F 877; the GPS positioning module 26 is SWM 1000; the wireless communication module 25 is of the type SIM 900A.

Preferably, the battery pack 6 is sleeved with a protective sleeve 27 for protecting the battery pack 6. The provision of the protective case 27 can protect the stability and safety of the battery pack 6, increasing the service life of the battery pack 6.

Preferably, the end cap 2 is provided with a handle 28 for easy access.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A fireproof and explosion-proof isolation bin for a lithium battery is characterized by comprising a shell (1) and an upper end cover (2) arranged on the shell (1), wherein a plurality of first air outlet holes (3) are formed in the outer wall of the shell (1), a plurality of electricity storage devices (4) are arranged in the shell (1), each electricity storage device (4) comprises an explosion-proof shell (5), at least one group of battery packs (6) are arranged in each explosion-proof shell (5), a charging interface (7) is arranged at the lower end of each battery pack (6), each charging interface (7) is arranged on the bottom surface of the shell (1), a controller (8) is arranged at the upper end of each battery pack (6), a fire extinguishing device (9) is arranged on each controller (8), an explosion-proof cover (10) is arranged at the upper end of each fire extinguishing device (9), each explosion-proof cover (10) is clamped with each explosion-proof shell (5), each explosion-proof device (11) is arranged on each explosion-proof cover (10), the explosion-proof device (11) comprises a mounting seat (12) arranged on the explosion-proof cover (10), and at least one group of explosion-proof components (13) are abutted to one side of the mounting seat (12).

2. The lithium battery fireproof and explosion-proof isolation bin as claimed in claim 1, wherein the explosion-proof assembly (13) comprises a spring (14) abutting against one side of the mounting seat (12), the other end of the spring (14) abuts against an explosion-proof valve (15), a plurality of second air outlet holes (16) are formed in the side wall of the explosion-proof valve (15), and an air tap (17) penetrating through the explosion-proof cover (10) is sleeved in the explosion-proof valve (15).

3. The fire-proof and explosion-proof isolation bin for the lithium battery as claimed in claim 2, wherein an annular groove (18) is formed in the upper end of the outer wall of the air tap (17), a sealing ring (19) is sleeved in the annular groove (18), and the sealing ring (19) abuts against the inner wall of the explosion-proof valve (15).

4. The fire and explosion protection isolation bin for lithium batteries according to claim 1, wherein the fire extinguishing device (9) comprises a support frame (20) arranged on the battery pack (6), and the support frame (20) is provided with a fire extinguishing member (21).

5. The fire-proof and explosion-proof isolation bin for the lithium battery as claimed in claim 1, wherein the explosion-proof cover (10) is connected with the explosion-proof shell (5) through threads and rivets.

6. The fireproof and explosion-proof isolation bin for the lithium batteries as claimed in claim 1, wherein the explosion-proof cover (10) is provided with a mounting column (22), the mounting column (22) is sleeved with a mounting seat (12), the upper end of the mounting column (22) is formed with a thread (23), and a nut (24) for fixing the mounting seat (12) is screwed in the thread (23).

7. The fireproof and explosion-proof isolation bin for the lithium battery as claimed in claim 1, wherein a wireless communication module (25) is arranged on the controller (8).

8. The fire-proof and explosion-proof isolation bin for the lithium battery as claimed in claim 1, wherein a GPS positioning module (26) is arranged on the controller (8).

9. The fire-proof and explosion-proof isolation bin for the lithium battery as claimed in claim 1, wherein a protective sleeve (27) for protecting the battery pack (6) is sleeved on the battery pack (6).

10. The fire-proof and explosion-proof isolation bin for the lithium battery as claimed in claim 1, wherein the end cap (2) is provided with a handle (28) which is convenient to take.