CN218887304U

CN218887304U - New forms of energy battery box liquid cooling structure

Info

Publication number: CN218887304U
Application number: CN202222680321.3U
Authority: CN
Inventors: 杨善彬; 刘星辰; 杨清韵; 陈川
Original assignee: Hefei Yidianqing Technology Co ltd
Current assignee: Guoyuan New Energy Technology Development Wuhan Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-04-18
Anticipated expiration: 2032-10-12

Abstract

The utility model belongs to the technical field of the car battery heat dissipation technique and specifically relates to a new forms of energy battery box liquid cooling structure, which comprises an apron, flowing back runner, feed liquor runner have been seted up to the apron, the sealed fixed mounting in apron bottom has a plurality of heat-conducting plate, is equipped with one at least between per two adjacent battery module the heat-conducting plate, the solution chamber has been seted up to the heat-conducting plate, the outage and the flowing back runner intercommunication that the solution chamber was seted up through the apron, the feed liquor hole and the feed liquor runner intercommunication that the solution chamber was seted up through the apron still include water tank, water pump feed liquor end and water tank intercommunication, water pump flowing back end and feed liquor runner intercommunication, flowing back runner and water tank intercommunication. This device distributes liquid to the solution intracavity of every heat-conducting plate through the inlet channel, flows back the flowing back runner after the liquid heat transfer, through flowing back runner reentrant water tank, through liquid at the inside circulation flow of heat-conducting plate, realizes the cooling effect to battery module.

Description

New forms of energy battery box liquid cooling structure

Technical Field

The utility model relates to an automobile battery heat dissipation technical field especially relates to a new forms of energy battery box liquid cooling structure.

Background

Can install a large amount of batteries on the new energy automobile chassis, when the driving, the battery can produce the phenomenon of generating heat, gathering heat, if can not effectually dispel the heat, the driving in-process probably takes place the vehicle and catches fire, explosion incident, and traditional battery box carries out surface cooling through the air current of driving, and this kind of radiating effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the heat dissipation effect of the automobile battery box body is not good in the prior art, and providing a new energy battery box body liquid cooling structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a new forms of energy battery box liquid cooling structure, is including installing the battery box on vehicle chassis, be equipped with the battery module of multiunit along car length direction interval distribution in the battery box, the battery box has the apron, flowing back runner, feed liquor runner have been seted up to the apron, the sealed fixed mounting in apron bottom has a plurality of heat-conducting plate, is equipped with one at least between per two adjacent battery modules the heat-conducting plate, the solution chamber has been seted up to the heat-conducting plate, the outage and the flowing back runner intercommunication that the solution chamber was seted up through the apron, the feed liquor hole and the feed liquor runner intercommunication that the solution chamber was seted up through the apron still include water tank, water pump feed liquor end and water tank intercommunication, water pump flowing back end and feed liquor runner intercommunication, flowing back runner and water tank intercommunication.

The flowing back runner is a plurality of and sets up along car length direction, the feed liquor runner is a plurality of and sets up along car length direction, the flowing back runner with the feed liquor runner interval sets up in turn, vertically in the heat-conducting plate set up a plurality of second baffler, the solution chamber passes through second baffler separates for a plurality of solitary solution chamber unit, the apron is located every solution chamber unit all is equipped with outage, feed liquor hole.

The heat-conducting plate is internally provided with a first barrier plate which is vertically arranged in each solution cavity unit, the liquid discharge hole and the liquid inlet hole are respectively arranged on two sides of the first barrier plate, the top end of the first barrier plate is sealed with the cover plate, two sides of the first barrier plate are sealed with the heat-conducting plate, and a liquid flowing gap is arranged between the bottom end of the first barrier plate and the bottom wall part of the solution cavity unit.

The water tank is provided with a radiating fin in a sealing mode, and the radiating fin is in contact with liquid in the water tank and is partially positioned outside the water tank.

The utility model provides a pair of new forms of energy battery box liquid cooling structure, beneficial effect lies in: this device passes through the liquid inlet flow channel that the inside liquid of water pump extraction water tank got into the apron, distributes the solution intracavity of every heat-conducting plate with liquid through inlet flow channel, and the flowing back is flowing back to the flowing back runner after the liquid heat transfer, through flowing back runner reentrant water tank, through liquid at the inside circulation flow of heat-conducting plate, the realization is to the cooling effect of battery module.

Drawings

FIG. 1 is a schematic view of the exploded structure of the cover plate and the heat-conducting plate of the present invention;

fig. 2 is a schematic structural view of a liquid cooling structure in a backflow state;

fig. 3 is a schematic diagram of the liquid-cooled structure liquid-feeding state structure of the present invention;

fig. 4 is a left side view schematic sectional structure of fig. 2 according to the present invention.

In the figure: the liquid cooling device comprises a cooling fin 1, a water tank 2, a water pump 3, a cover plate 4, a liquid discharge flow channel 5, a liquid discharge hole 6, a battery box body 7, a battery module 8, a heat conducting plate 9, a solution cavity unit 10, a liquid inlet flow channel 11, a liquid inlet hole 12, a first blocking plate 13 and a second blocking plate 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a liquid cooling structure of a new energy battery box body comprises a battery box body 7 installed on an automobile chassis, a plurality of groups of battery modules 8 distributed at intervals along the length direction of an automobile are arranged in the battery box body 7, the battery box body 7 is provided with a cover plate 4, a liquid discharge flow channel 5 is formed in the cover plate 4, a liquid inlet flow channel 11 is formed in the bottom of the cover plate 4, a plurality of heat conduction plates 9 are fixedly installed at the bottom of the cover plate 4 in a sealing mode, at least one heat conduction plate 9 is arranged between every two adjacent battery modules 8, a solution cavity is formed in the heat conduction plates 9 and communicated with the liquid discharge flow channel 5 through a liquid discharge hole 6 formed in the cover plate 4, the solution cavity is communicated with the liquid inlet flow channel 11 through a liquid discharge hole 12 formed in the cover plate 4, the liquid cooling structure further comprises a water tank 2 and a water pump 3, the liquid inlet end of the water pump 3 is communicated with the water tank 2, the liquid discharge end of the water pump 3 is communicated with the liquid inlet flow channel 11, and the liquid discharge flow channel 5 is communicated with the water tank 2.

This device passes through the liquid inlet flow channel 11 that the inside liquid of water pump 3 extraction water tank 2 got into apron 4, distribute liquid to the solution intracavity of every heat-conducting plate 9 through liquid inlet flow channel 11, flow back to flowing back flow channel 5 after the liquid heat transfer, reentrant water tank 2 through flowing back flow channel 5, through the circulation flow of liquid in heat-conducting plate 9 is inside, realize the cooling effect to the battery module, in order to improve heat-conduction effect, fill the heat conduction material between battery module and heat-conducting plate 9, the water cooling speed in the water tank is slower, lead to heat-conducting plate 9's cooling effect also can worsen, for the better liquid cooling to water tank 2 inside, can install heat abstractor in the water tank, heat abstractor can be electric energy type's refrigeration subassembly, also can be that water tank 2 seal installation has fin 1, fin 1 part is in contact with water tank 2 interior liquid, part is located water tank 2 outsides, in the driving, external air current can cool down fin 1, thereby realize the effect of water tank liquid cooling, fin 1 can be copper sheet or aluminum sheet.

As an implementation mode, refer to fig. 4, flowing back runner 5 is a plurality of and sets up along car length direction, feed liquor runner 11 is a plurality of and sets up along car length direction, flowing back runner 5 sets up with feed liquor runner 11 interval in turn, vertical a plurality of second baffler 14 that sets up in the heat-conducting plate 9, the solution chamber is separated for a plurality of solitary solution chamber unit 10 through second baffler 14, apron 4 is located every solution chamber unit 10 and all is equipped with outage 6, feed liquor hole 12, make a plurality of solution chamber units 10 in every heat-conducting plate through second baffler 14, make the heat-conducting plate form a plurality of radiating unit like this, further improve heat transfer effect.

In order to make the solution fill each solution cavity unit 10, a first barrier plate 13 vertically arranged is arranged in each solution cavity unit 10 in the heat conducting plate 9, the liquid discharging hole 6 and the liquid inlet hole 12 are respectively arranged at two sides of the first barrier plate 13, the top end of the first barrier plate 13 is sealed with the cover plate 4, two sides of the first barrier plate 13 are sealed with the heat conducting plate 9, a liquid flowing gap is arranged between the bottom end of the first barrier plate 13 and the bottom wall part of the solution cavity unit 10, so that the liquid enters one side of the first barrier plate 13 in the solution cavity unit 10 from the liquid inlet flow channel 11, then enters the other side of the first barrier plate 13 through the liquid flowing gap at the bottom, and the liquid is convenient to flow in the whole solution cavity unit 10.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model thereof, the technical solution, concept and design obtained by equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a new forms of energy battery box liquid cooling structure, is including installing battery box (7) on vehicle chassis, be equipped with multiunit battery module (8) along car length direction interval distribution in battery box (7), a serial communication port, battery box (7) have apron (4), flowing back runner (5), feed liquor runner (11) have been seted up in apron (4), apron (4) bottom seal fixed mounting has a plurality of heat-conducting plate (9), is equipped with one at least between per two adjacent battery module (8) heat-conducting plate (9), the solution chamber has been seted up in heat-conducting plate (9), outage (6) and flowing back runner (5) intercommunication that the solution chamber was seted up through apron (4), feed liquor hole (12) and feed liquor runner (11) intercommunication that the solution chamber was seted up through apron (4), still include water tank (2), water pump (3) feed liquor end and water tank (2) intercommunication, water pump (3) flowing back end and feed liquor runner (11) intercommunication, flowing back runner (5) and water tank (2) intercommunication.

2. The liquid cooling structure for the new energy battery box body according to claim 1, wherein the liquid drainage channels (5) are multiple and are arranged along the length direction of the automobile, the liquid inlet channels (11) are multiple and are arranged along the length direction of the automobile, the liquid drainage channels (5) and the liquid inlet channels (11) are alternately arranged at intervals, a plurality of second blocking plates (14) are vertically arranged in the heat conducting plate (9), the solution cavity is separated into a plurality of independent solution cavity units (10) through the second blocking plates (14), and the cover plate (4) is positioned on each solution cavity unit (10) and is provided with a liquid drainage hole (6) and a liquid inlet hole (12).

3. The liquid cooling structure for the new energy battery box body according to claim 2, wherein a vertically arranged first blocking plate (13) is arranged in each solution cavity unit (10) in the heat conducting plate (9), the liquid discharging hole (6) and the liquid feeding hole (12) are respectively arranged on two sides of the first blocking plate (13), the top end of the first blocking plate (13) is sealed with the cover plate (4), two sides of the first blocking plate (13) are sealed with the heat conducting plate (9), and a liquid flowing gap is arranged between the bottom end of the first blocking plate (13) and the bottom wall portion of the solution cavity unit (10).

4. The liquid cooling structure for the new energy battery box body according to any one of claims 1-3, wherein the water tank (2) is hermetically provided with a heat sink (1), and the heat sink (1) is partially in contact with liquid in the water tank (2) and partially positioned outside the water tank (2).