CN216389521U

CN216389521U - Ternary lithium battery with anti-explosion temperature monitoring function

Info

Publication number: CN216389521U
Application number: CN202123056191.8U
Authority: CN
Inventors: 舒江
Original assignee: Shenzhen Huayu New Energy Technology Co ltd
Current assignee: Shenzhen Huayu New Energy Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-26
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a ternary lithium battery with an anti-explosion temperature monitoring function, which comprises a battery box main body and a cooling assembly, wherein the cooling assembly for reducing the internal temperature is arranged in the battery box main body, the cooling assembly comprises a water tank, a water pump, a first connecting pipe, a return bend pipe, a second connecting pipe, a mounting plate and a groove, the water pump is arranged below the water tank, the bottom end of the water pump is connected with the first connecting pipe, one end, far away from the water pump, of the first connecting pipe is connected with the return bend pipe, and the other end of the return bend pipe is connected with the second connecting pipe. This ternary lithium cell that possesses anti-detonation temperature monitoring function passes through the cooling assembly, avoids the inside high temperature of during operation, leads to the device to break down, when improving the security, increases the practicality of the device self, through anti-detonation assembly, has avoided the violent burning of burning things which may cause more dangerous accident, increases the security of the device self, has ensured user's economic interests.

Description

Ternary lithium battery with anti-explosion temperature monitoring function

Technical Field

The utility model relates to the field of lithium batteries, in particular to a ternary lithium battery with an anti-explosion temperature monitoring function.

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. In the 70 s of the 20 th century, m.s.whittingham proposed and began to study lithium ion batteries, and ternary polymer lithium batteries, which are lithium batteries using a ternary positive electrode material of lithium nickel cobalt manganese oxide or lithium nickel cobalt aluminate, were used as a positive electrode material.

The current flows inside when the lithium battery is used, and because of the sealing property of the current, the temperature generated by the internal metal element cannot be timely emitted, and the high temperature can cause the device to generate short circuit when in operation, so that danger is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ternary lithium battery with an anti-explosion temperature monitoring function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a ternary lithium cell that possesses anti-explosion temperature monitoring function, includes battery case main part and cooling subassembly, battery case main part internally mounted has the cooling subassembly that is used for reducing the internal temperature, the cooling subassembly includes water tank, water pump, first connecting pipe, return bend pipe, second connecting pipe, mounting panel and recess, the water pump is installed to the water tank below, and the water pump bottom is connected with first connecting pipe, first connecting pipe is kept away from water pump one end and is connected with the return bend pipe, and the return bend pipe other end is connected with the second connecting pipe, the return bend pipe outside is provided with the mounting panel, and the mounting panel both ends all are provided with the recess, the outer wall of first connecting pipe, second connecting pipe is identical with the inner wall size of return bend pipe, the installation component that is used for the inside to overhaul is all installed to battery case main part outer wall both sides.

Furthermore, the two sides of the inner wall of the battery box main body are provided with lugs, and a battery pack is arranged on one side of each lug.

Further, battery case main part top is provided with the lid, and the mounting groove has all been seted up to lid bottom both sides, the lid top is installed and is used for preventing the explosion and explosion subassembly of violent burning.

Further, a temperature detector is installed on the outer wall of the battery box main body, and a buzzer is installed outside the temperature detector.

Further, the anti-explosion component comprises an installation shell, a fixing bolt and a liquid substance, the installation shell is fixedly connected with the box cover through the fixing bolt, and the liquid substance is arranged in the installation shell.

Further, the anti-detonation component further comprises a rubber film and a glass block, the rubber film is arranged below the liquid object, and the glass block is arranged below the rubber film.

Further, the installation component comprises a pulling block, a connecting block, an expansion spring and an installation block, wherein the connecting block is connected to one side, close to the battery box main body, of the pulling block, the expansion spring is arranged outside the connecting block, and the installation block is arranged at one end, far away from the pulling block, of the connecting block.

Compared with the prior art, the utility model has the beneficial effects that: the ternary lithium battery with the anti-detonation temperature monitoring function avoids the phenomenon that the device breaks down due to overhigh internal temperature during working through the cooling assembly, improves the safety, increases the practicability of the device, avoids violent combustion of a fire source due to the anti-detonation assembly, causes more dangerous accidents, increases the safety of the device, and guarantees the economic benefits of users;

1. according to the utility model, through the arrangement of the cooling component, the water tank, the water pump, the first connecting pipe, the return bend pipe, the second connecting pipe, the mounting plate and the groove, the internal temperature of the equipment can be effectively reduced, when the equipment is used for a long time, the internal temperature is increased when current passes through metal, the mounting plate is mounted through the groove, then a switch of the water pump is turned on, a water source in the water tank is pumped to the first connecting pipe, water flow reaches the return bend pipe through the first connecting pipe and reaches the water tank through the second connecting pipe, the circulation of the water source is completed, the internal temperature of the equipment is reduced, the phenomenon that the internal temperature is too high during working, the device breaks down is avoided, the safety is improved, and meanwhile, the practicability of the device is increased.

2. According to the utility model, the deflagration prevention component, the mounting shell, the fixing bolt, the liquid object, the rubber membrane and the glass block can achieve the purpose of deflagration prevention, the mounting shell is mounted by screwing the fixing bolt clockwise, then if the device fails during use, the glass block can be burnt to be cracked by internal flame, the rubber membrane is punctured by the cracked glass block, the fire source can be extinguished by the internal liquid object, the liquid object is liquid carbon dioxide, the severe burning of the fire source is avoided, the more dangerous accidents are caused, the safety of the device is increased, and the economic benefit of a user is guaranteed;

3. according to the utility model, through the arrangement of the assembling component, the pulling block, the connecting block, the telescopic spring and the mounting block, the device can be quickly disassembled and assembled, when the device needs to be overhauled, the pulling block is pulled, the mounting block connected with the connecting block is separated from the mounting groove through the pulling block, the box cover can be taken down, the telescopic spring performs reset motion during mounting, the telescopic spring is mounted, the inside is convenient for workers to overhaul, and the convenience of the device is improved.

Drawings

FIG. 1 is a schematic perspective exploded view of the present invention;

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

FIG. 3 is an exploded view of the cooling assembly of the present invention;

FIG. 4 is a schematic front cross-sectional view of an anti-detonation assembly in accordance with the present invention;

fig. 5 is a schematic top-down view of the mounting assembly of the present invention.

In the figure: 1. a battery case main body; 2. a bump; 3. a battery pack; 4. a cooling assembly; 401. a water tank; 402. a water pump; 403. a first connecting pipe; 404. bending the pipe back; 405. a second connecting pipe; 406. mounting a plate; 407. a groove; 5. a box cover; 6. mounting grooves; 7. an anti-detonation component; 701. mounting a shell; 702. fixing the bolt; 703. a liquid substance; 704. a rubber film; 705. a glass block; 8. mounting the component; 801. pulling the block; 802. connecting blocks; 803. a tension spring; 804. mounting blocks; 9. a temperature detector; 10. a buzzer.

Detailed Description

As shown in fig. 1-2, a ternary lithium battery with deflagration-proof temperature monitoring function comprises a battery box main body 1 and a cooling assembly 4, wherein the cooling assembly 4 for reducing internal temperature is arranged inside the battery box main body 1, two sides of the inner wall of the battery box main body 1 are both provided with a lug 2, one side of the lug 2 is provided with a battery pack 3, a box cover 5 is arranged above the battery box main body 1, two sides of the bottom of the box cover 5 are both provided with mounting grooves 6, two sides of the outer wall of the battery box main body 1 are both provided with mounting assemblies 8 for internal maintenance, an deflagration-proof assembly 7 for preventing violent combustion is arranged above the box cover 5, a temperature detector 9 is arranged on the outer wall of the battery box main body 1, a buzzer 10 is arranged outside the temperature detector 9, the temperature detector 9 detects the temperature of the battery pack 3 in real time, and if the temperature of the battery pack is too high when the battery pack 3 is operated, the temperature detector 9 transmits a signal to the buzzer 10, and the buzzer 10 starts to give an early warning;

as shown in fig. 3, the cooling assembly 4 includes a water tank 401, a water pump 402, a first connection pipe 403, a return bend pipe 404, a second connection pipe 405, a mounting plate 406 and a groove 407, the water pump 402 is installed below the water tank 401, the first connection pipe 403 is connected to the bottom end of the water pump 402, the return bend pipe 404 is connected to one end of the first connection pipe 403, which is far from the water pump 402, the second connection pipe 405 is connected to the other end of the return bend pipe 404, the mounting plate 406 is installed outside the return bend pipe 404, the grooves 407 are respectively installed at both ends of the mounting plate 406, the outer walls of the first connection pipe 403 and the second connection pipe 405 are matched with the inner wall of the return bend pipe 404 in size, when the apparatus is used for a long time, when current passes through metal, the temperature inside of the apparatus increases, the mounting plate 406 is installed through the groove 407, then the switch of the water pump 402 is turned on, the water source inside the water tank 401 is pumped to the first connection pipe 403, the water flow reaches the return bend pipe 404 through the first connecting pipe 403 and reaches the water tank 401 through the second connecting pipe 405, so that the circulation of the water source is completed, the internal temperature of the equipment is reduced, the phenomenon that the device breaks down due to overhigh internal temperature in the working process is avoided, the safety is improved, and the practicability of the device is improved;

as shown in fig. 4, the anti-explosion assembly 7 includes a mounting case 701, a fixing bolt 702 and a liquid 703, the mounting shell 701 is fixedly connected with the box cover 5 through a fixing bolt 702, a liquid 703 is arranged inside the mounting shell 701, the anti-explosion component 7 further comprises a rubber film 704 and a glass block 705, the rubber film 704 is arranged below the liquid 703, the glass block 705 is arranged below the rubber film 704, the mounting shell 701 is mounted by screwing the fixing bolt 702 clockwise, then if the device breaks down during use, internal flame can burn the glass block 705 to burst, the burst glass block 705 punctures the rubber film 704, the internal liquid 703 can extinguish a fire source, and the liquid 703 is liquid carbon dioxide, so that severe burning of the fire source is avoided, more dangerous accidents are caused, the safety of the device is improved, and the economic benefit of a user is guaranteed;

as shown in fig. 5, the mounting assembly 8 includes a pulling block 801, a connecting block 802, a telescopic spring 803 and a mounting block 804, the connecting block 802 is connected to one side of the pulling block 801 close to the battery box body 1, the telescopic spring 803 is arranged outside the connecting block 802, the mounting block 804 is arranged at one end of the connecting block 802 far away from the pulling block 801, when the device needs to be overhauled, the pulling block 801 is pulled, the mounting block 804 connected with the connecting block 802 is pulled through the pulling block 801, when the mounting block 804 is separated from the inside of the mounting groove 6, the box cover 5 can be taken down, the telescopic spring 803 performs resetting movement during mounting, the mounting is performed, a worker can conveniently overhaul the inside, and convenience of the device is improved.

The working principle is as follows: when the ternary lithium battery with the anti-explosion temperature monitoring function is used, firstly, when the device needs to be overhauled, the pulling block 801 is pulled, the mounting block 804 connected with the connecting block 802 is separated from the inside of the mounting groove 6 through the pulling block 801, the box cover 5 can be taken down, the extension spring 803 is reset during mounting to mount the ternary lithium battery, when the device is used for a long time, the temperature of the inside can be increased when current passes through metal, the mounting plate 406 is mounted through the groove 407, then the switch of the water pump 402 is turned on, the water source in the water tank 401 is pumped to the first connecting pipe 403, the water flow reaches the return pipe 404 through the first connecting pipe 403 and reaches the water tank 401 through the second connecting pipe 405, the circulation of the water source is completed, the temperature in the device is reduced, the mounting shell 701 is mounted by screwing the fixing bolt 702 clockwise, then if the device breaks down during the use, the glass piece 705 is burnt to burst by the internal flame, the rubber film 704 is punctured by the burst glass piece 705, the fire source is extinguished by the internal liquid 703, and the liquid 703 is liquid carbon dioxide, which is the working principle of the ternary lithium battery with the function of monitoring the anti-detonation temperature.

Claims

1. The utility model provides a ternary lithium cell that possesses anti-detonation temperature monitoring function, includes battery case main part (1) and cooling subassembly (4), its characterized in that, battery case main part (1) internally mounted has cooling subassembly (4) that are used for reducing the internal temperature, cooling subassembly (4) include water tank (401), water pump (402), first connecting pipe (403), return bend (404), second connecting pipe (405), mounting panel (406) and recess (407), water pump (402) is installed to water tank (401) below, and water pump (402) bottom is connected with first connecting pipe (403), first connecting pipe (403) keep away from water pump (402) one end and are connected with return bend (404), and return bend (404) other end is connected with second connecting pipe (405), return bend (404) outside is provided with mounting panel (406), and mounting panel (406) both ends all are provided with recess (407), the outer walls of the first connecting pipe (403) and the second connecting pipe (405) are matched with the inner wall of the return bend pipe (404), and mounting assemblies (8) for internal maintenance are mounted on two sides of the outer wall of the battery box main body (1).

2. The ternary lithium battery with the function of monitoring the anti-detonation temperature as claimed in claim 1, characterized in that two sides of the inner wall of the battery box main body (1) are provided with the convex blocks (2), and one side of each convex block (2) is provided with the battery pack (3).

3. The ternary lithium battery with the function of monitoring the deflagration-proof temperature as claimed in claim 1, wherein a box cover (5) is arranged above the battery box main body (1), mounting grooves (6) are formed in both sides of the bottom of the box cover (5), and the deflagration-proof component (7) for preventing violent combustion is arranged above the box cover (5).

4. The ternary lithium battery with the function of monitoring the anti-detonation temperature as claimed in claim 1, characterized in that a temperature detector (9) is mounted on the outer wall of the battery box main body (1), and a buzzer (10) is mounted outside the temperature detector (9).

5. The ternary lithium battery with the function of monitoring the anti-detonation temperature as claimed in claim 3, wherein the anti-detonation component (7) comprises a mounting shell (701), a fixing bolt (702) and a liquid (703), the mounting shell (701) is fixedly connected with the box cover (5) through the fixing bolt (702), and the liquid (703) is arranged inside the mounting shell (701).

6. The ternary lithium battery with the function of monitoring the anti-detonation temperature as claimed in claim 5, wherein the anti-detonation component (7) further comprises a rubber film (704) and a glass block (705), the rubber film (704) is arranged below the liquid (703), and the glass block (705) is arranged below the rubber film (704).

7. The ternary lithium battery with the anti-detonation temperature monitoring function according to claim 1, wherein the mounting assembly (8) comprises a pulling block (801), a connecting block (802), a telescopic spring (803) and a mounting block (804), the connecting block (802) is connected to one side, close to the battery box main body (1), of the pulling block (801), the telescopic spring (803) is arranged outside the connecting block (802), and the mounting block (804) is arranged at one end, far away from the pulling block (801), of the connecting block (802).