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CN-224232713-U - Polymer lithium ion battery core capable of rapidly radiating heat

CN224232713UCN 224232713 UCN224232713 UCN 224232713UCN-224232713-U

Abstract

The utility model relates to the field of electric cores, in particular to a polymer lithium ion electric core capable of rapidly radiating, which comprises a shell and a group of electric core bodies arranged in the shell, and further comprises a radiating mechanism, wherein the radiating mechanism is arranged in the shell and is used for radiating the electric core bodies, the radiating mechanism comprises a return pipe positioned at the outer side of the electric core bodies, two groups of fan-shaped spray heads are arranged at the outer side of the return pipe and are positioned between two adjacent electric core bodies, the fan-shaped spray heads are arranged in an upward inclined manner, two groups of inclined pipes are arranged at the outer side of the return pipe, the two groups of inclined pipes are oppositely arranged, the multi-point air cooling treatment can be carried out on the outer side of the electric core, the air flow effect in the shell is improved by matching with surrounding air flow, the radiating dead angle is effectively reduced, the heat conducting effect of radiating fins is improved, and the rapid radiating effect is achieved by matching with an air cooling radiating mode.

Inventors

  • CHEN HAIPING
  • CHEN YUNQIANG

Assignees

  • 江苏佰信达电气有限公司

Dates

Publication Date
20260512
Application Date
20250417

Claims (7)

  1. 1. A polymeric lithium ion battery cell capable of rapid heat dissipation, comprising: a housing (100) and a set of cell bodies (200) mounted to the interior thereof; The battery cell module further comprises a heat dissipation mechanism (300), wherein the heat dissipation mechanism (300) is arranged in the shell (100) and is used for conducting heat dissipation treatment on the battery cell body (200); the heat dissipation mechanism (300) comprises a return pipe (310) positioned at the outer side of the battery cell body (200), two groups of fan-shaped spray heads (320) are arranged at the outer side of the return pipe (310), the fan-shaped spray heads (320) are positioned between two adjacent battery cell bodies (200), the fan-shaped spray heads (320) are arranged in an upward inclined mode, two groups of inclined pipes (330) are arranged at the outer side of the return pipe (310), and the directions of the two groups of inclined pipes (330) are opposite.
  2. 2. The polymer lithium ion battery cell capable of rapidly radiating according to claim 1, wherein the radiating mechanism (300) further comprises two groups of radiating fins (340), through holes (341) are formed in the radiating fins (340), and a group of inclined holes (342) communicated with the through holes (341) are formed in two sides of each radiating fin (340).
  3. 3. The polymer lithium ion battery cell capable of rapidly radiating according to claim 2, wherein the heat conducting sleeve (210) is sleeved on the outer side of the battery cell body (200), heat conducting rods (211) are arranged on two sides of the heat conducting sleeve (210), one end of each heat conducting rod (211) penetrates into the shell (100) and is provided with a heat radiating plate (212), and the heat radiating fins (340) are arranged on the outer side of the heat radiating plate (212).
  4. 4. The polymer lithium ion battery cell capable of rapidly radiating according to claim 1, wherein an axial flow fan (110) is arranged on the outer side of the shell (100), a guide cover (120) corresponding to the axial flow fan (110) is arranged in the shell (100), and one end of the guide cover (120) is communicated with the return pipe (310).
  5. 5. The polymer lithium ion battery cell capable of rapidly radiating according to claim 2, wherein a top cover is mounted on the top of the shell (100) through bolts, a radiating grid is arranged in the top cover, a flow guide cover (140) with two circular-arc sides is mounted on the top of the top cover, and the radiating fins (340) are located below the circular-arc sides of the flow guide cover (140).
  6. 6. The polymer lithium ion battery cell capable of rapidly radiating according to claim 1, wherein the four corners inside the shell (100) are respectively provided with a guide strip (130), and one side of the guide strip (130) close to the battery cell body (200) is in an arc shape.
  7. 7. The polymer lithium ion battery cell capable of rapidly radiating according to claim 4, wherein a dust-proof plate is arranged on one side of the axial flow fan (110).

Description

Polymer lithium ion battery core capable of rapidly radiating heat Technical Field The utility model relates to the field of battery cells, in particular to a polymer lithium ion battery cell capable of rapidly radiating heat. Background Lithium polymer batteries, also known as polymer lithium batteries, are chemical batteries. Compared with the prior battery, the battery cell has the characteristics of high energy, miniaturization and light weight, and the battery cell is usually used as a raw material of the battery, and needs further processing for use, for example, in the fields of electric automobiles, energy storage systems, consumer electronics and the like, and the battery cell can be assembled into a battery module or a battery pack. According to the Chinese patent, the 'authorized bulletin number CN 217485568U' of the combined type battery pack with good heat dissipation effect comprises a battery pack shell, a mounting seat, a battery cell body, a heat dissipation fan and a heat dissipation copper sheet, wherein the mounting seat is fixed in the battery pack shell, the battery cell body is arranged in the mounting seat, the heat dissipation copper sheet is arranged between the battery cell bodies, anti-vibration protection mechanisms are arranged on two sides of the mounting seat, a fan frame is fixed on the inner wall of the battery cell pack shell above the anti-vibration protection mechanisms, the heat dissipation fan is arranged on one side of the inner part of the fan frame, heat dissipation through grooves with equal intervals are formed in the side walls of the battery cell pack shell at the positions of the heat dissipation through grooves, and the heat dissipation fins are arranged in the inner parts of the heat dissipation through grooves. Therefore, a polymer lithium ion battery cell capable of rapidly dissipating heat is proposed to solve the above problems. Disclosure of utility model The utility model aims to solve the problems that the polymer lithium ion battery core capable of rapidly radiating heat is provided, and the problems that a dead angle exists in the shell and the radiating efficiency is low are solved. The utility model discloses a polymer lithium ion battery cell capable of rapidly radiating, which comprises a shell, a group of battery cell bodies arranged in the shell, and a radiating mechanism, wherein the radiating mechanism is arranged in the shell and is used for radiating the battery cell bodies, the radiating mechanism comprises a return pipe positioned at the outer side of the battery cell bodies, two groups of fan-shaped spray heads are arranged at the outer side of the return pipe and are positioned between two adjacent battery cell bodies, the fan-shaped spray heads are arranged in an upward inclined manner, two groups of inclined pipes are arranged at the outer side of the return pipe, and the directions of the two groups of inclined pipes are opposite. Preferably, the heat dissipation mechanism further comprises two groups of heat dissipation fins, through holes are formed in the heat dissipation fins, and a group of inclined holes communicated with the through holes are formed in two sides of each heat dissipation fin. Preferably, the outside cover of electricity core body is equipped with the heat conduction cover, the heat conduction pole is all installed to the both sides of heat conduction cover, the one end of heat conduction pole penetrates the inside of shell and installs the heat release board, the fin installs the outside to the heat release board. Preferably, an axial flow fan is installed on the outer side of the shell, a guide cover corresponding to the axial flow fan is arranged in the shell, and one end of the guide cover is communicated with the return pipe. Preferably, the top of shell passes through the bolt and installs the top cap, the inside of top cap is provided with the heat dissipation grid, the top of top cap is installed the both sides and is the water conservancy diversion lid that the circular arc set up, the fin is in the below of water conservancy diversion lid circular arc side. Preferably, the guide strips are arranged at four corners of the inner part of the shell, and one side, close to the battery cell body, of each guide strip is in an arc shape. Preferably, a dust-proof plate is installed on one side of the axial flow fan. The beneficial effects of the utility model are as follows: 1. Through setting up two groups of inclined tubes and fan-shaped spray heads, the fan-shaped spray heads are utilized to treat the gaps among the battery cell bodies to enable the gas to flow in an inclined upward mode, then the two groups of inclined tubes are utilized to enable the gas to be obliquely guided to the inner wall of the shell in the opposite direction, then the gas is guided by the guiding strips, the two groups of gas are enabled to flow in a surrounding mode, the gas slowly moves to the upper side from the inner bottom wal