CN218274781U

CN218274781U - Battery module liquid cooling device

Info

Publication number: CN218274781U
Application number: CN202222524178.9U
Authority: CN
Inventors: 陈荣; 刘进军; 刘再华
Original assignee: Xiangxin Technology Co Ltd
Current assignee: Xiangxin Technology Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-10
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a battery module liquid cooling device, including an at least battery module, insulating film, conducting strip, liquid cooling pipe and bottom plate support, have the accommodation space that is used for holding liquid cooling pipe on the bottom plate support, the top of liquid cooling pipe is provided with the conducting strip, and the top of conducting strip is provided with the insulating film, and the top of insulating film is provided with an at least battery module. The utility model discloses owing to adopt foretell structural design, after the cooling water got into the liquid cooling pipe, flow in the liquid cooling pipe, formed a confined cooling cycle runner space, taken away the produced heat when battery module moves, effectively ensured the temperature of battery module and kept in the safety range to the life of extension battery has reduced the spontaneous combustion risk.

Description

Battery module liquid cooling device

Technical Field

The utility model belongs to the technical field of the battery module technique and specifically relates to a battery module liquid cooling device.

Background

With the improvement of the environmental requirements of people, the new energy industry is greatly popularized by the nation, the new energy automobile which is the core of the new energy industry is more rapidly produced and developed, however, whether the performance of a battery module in a power battery pack in the new energy automobile reaches the standard or not is very critical, and whether the temperature is in the optimal state or not is very important for the performance of the battery module and the performance of an electric core.

Most of battery modules in the prior art lack a liquid cooling system, and the liquid cooling effect of the battery module of the liquid cooling system which is partially carried is not good, so that the quick heat dissipation of the battery module is influenced, the practical effect is poor, the battery module can be damaged for a long time, and the high-performance work of the battery core and the battery module is difficult to realize.

Accordingly, the prior art is subject to improvements and enhancements.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists among the prior art, the utility model aims at providing a battery module liquid cooling device that radiating efficiency is high, safe in utilization.

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

the utility model provides a battery module liquid cooling device, includes an at least battery module, insulating film, conducting strip, liquid cooling pipe and bottom plate support, has the accommodation space that is used for holding the liquid cooling pipe on the bottom plate support, and the top of liquid cooling pipe is provided with the conducting strip, and the top of conducting strip is provided with the insulating film, and the top of insulating film is provided with an at least battery module.

Furthermore, a groove with two open ends is arranged on the bottom plate support, and a U-shaped accommodating space used for accommodating the U-shaped liquid cooling pipe is arranged at the bottom of the groove.

Furthermore, a water inlet nozzle is arranged at the water inlet of the liquid cooling pipe, and a water outlet nozzle is arranged at the water outlet of the liquid cooling pipe.

Furthermore, a water inlet nozzle cap is arranged on a water inlet nozzle of the liquid cooling pipe, and a water outlet nozzle cap is arranged on a water outlet nozzle of the liquid cooling pipe.

Furthermore, the height of the water inlet nozzle of the liquid cooling pipe is higher than that of the water outlet nozzle.

Further, when the number of the battery modules is two or more, a middle partition bracket is arranged between two adjacent battery modules.

Furthermore, the bottom plate bracket is provided with a mounting position matched with the middle partition bracket.

Compared with the prior art, the beneficial effects of the utility model are that:

due to the adoption of the structural design, cooling water flows in the liquid cooling pipe after entering the liquid cooling pipe to form a closed cooling circulation flow channel space, so that heat generated during the operation of the battery module is taken away, the temperature of the battery module is effectively kept in a safe range, the service life of the battery is prolonged, and the risk of spontaneous combustion is reduced.

Drawings

Fig. 1 is an exploded schematic view of the present invention.

The reference numbers in the figures are respectively:

10-a battery module, 20-an insulating film, 30-a heat conducting fin, 40-a liquid cooling pipe, 50-a bottom plate bracket and 60-an intermediate bracket;

51-accommodating space, 52-groove and 53-mounting position;

41-water inlet nozzle and 42-water outlet nozzle;

411-water inlet nozzle cap and 421-water outlet nozzle cap.

Detailed Description

The present invention will be described in detail with reference to specific embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that numerous variations and modifications could be made by those skilled in the art without departing from the spirit of the invention. All of which belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The embodiment is as follows:

referring to fig. 1, the liquid cooling device for battery modules of the present invention includes two battery modules 10, two insulating films 20, two heat-conducting fins 30, a liquid cooling tube 40 and a bottom plate bracket 50, specifically, a groove 52 with two open ends is disposed on the bottom plate bracket 50, and a U-shaped accommodating space 51 for accommodating the U-shaped liquid cooling tube 40 is disposed at the bottom of the groove 52; a water inlet nozzle 41 is arranged at the water inlet of the liquid cooling pipe 40, a water inlet nozzle cap 411 is arranged on the water inlet nozzle 41, a water outlet nozzle 42 is arranged at the water outlet of the liquid cooling pipe, a water outlet nozzle cap 421 is arranged on the water outlet nozzle 42, and the height of the water inlet nozzle 41 is higher than that of the water outlet nozzle 42; two heat-conducting fins 30 are arranged above the liquid cooling pipe 40, insulating films 20 are respectively arranged above the two heat-conducting fins 30, battery modules 10 are respectively arranged above the two insulating films 20, an intermediate partition bracket 60 is arranged between the two battery modules 10, and a mounting position 53 matched with the intermediate partition bracket 60 is arranged on the bottom plate bracket 50; through foretell structural design, during the cooling water got into liquid cooling pipe 40 from the water inlet mouth 41 of liquid cooling pipe 40, because liquid cooling pipe 40 is the U type for the cooling water flows in U type liquid cooling pipe, forms a confined cooling cycle runner space, takes away the produced heat when battery module 10 moves, has effectively ensured that the temperature of battery module 10 keeps in safe within range, thereby prolongs the life of battery, has reduced the spontaneous combustion risk.

To sum up, the utility model discloses an foretell structural design solves the weak point among the prior art, has characteristics such as radiating efficiency height, with low costs, safety.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a battery module liquid cooling device which characterized in that: the battery module comprises at least one battery module, an insulating film, a heat-conducting fin, a liquid cooling pipe and a bottom plate support, wherein the bottom plate support is provided with an accommodating space for accommodating the liquid cooling pipe, the heat-conducting fin is arranged above the liquid cooling pipe, the insulating film is arranged above the heat-conducting fin, and the at least one battery module is arranged above the insulating film.

2. The liquid cooling device for battery modules of claim 1, wherein: the bottom plate support is provided with a groove with two open ends, and the bottom of the groove is provided with a U-shaped accommodating space for accommodating the U-shaped liquid cooling pipe.

3. The liquid cooling device for battery modules of claim 1, wherein: the water inlet of the liquid cooling pipe is provided with a water inlet nozzle, and the water outlet of the liquid cooling pipe is provided with a water outlet nozzle.

4. The liquid cooling device for battery module according to claim 3, wherein: a water inlet nozzle cap is arranged on the water inlet nozzle of the liquid cooling pipe, and a water outlet nozzle cap is arranged on the water outlet nozzle of the liquid cooling pipe.

5. The liquid cooling device for battery module according to claim 3 or 4, wherein: the height of the water inlet nozzle of the liquid cooling pipe is higher than that of the water outlet nozzle.

6. The liquid cooling apparatus for battery module of claim 1, wherein: when the number of the battery modules is two or more, an intermediate partition bracket is arranged between every two adjacent battery modules.

7. The liquid cooling apparatus for battery module of claim 1, wherein: the bottom plate bracket is provided with a mounting position matched with the middle partition bracket.