CN212162030U

CN212162030U - Battery heat management device of punching press formula hydroecium

Info

Publication number: CN212162030U
Application number: CN202021291972.8U
Authority: CN
Inventors: 陈荣波; 陈超鹏余; 张超贺; 龚绵圣; 沈甫
Original assignee: Maanshan Nabaichuan Heat Exchanger Co ltd
Current assignee: Maanshan Nabaichuan Heat Exchanger Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2020-12-15
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a battery heat management device of a punching type water chamber, which comprises a box body bottom plate, a first water chamber, a second water chamber, a plate connecting seat, a harmonica tube liquid cooling plate, elastic foam, a heat conducting pad and a battery module, wherein the first water chamber and the second water chamber adopt a punching process mode to form a special-shaped water chamber according to the specific shape of a battery pack so as to adapt to different boxes and battery packs with different thicknesses, the height of the water chamber can be greatly compressed by utilizing the first water chamber and the second water chamber which are processed and formed in the mode, the height between the bottom of the harmonica tube liquid cooling plate and the box body bottom plate is reduced simultaneously, thereby the height of the elastic foam filled at intervals is reduced, the cost of the elastic foam is effectively saved, the equipment can adapt to the design requirements of different types of special-shaped boxes, the compatibility of battery pack installation is effectively improved, and the quantity of used materials is reduced simultaneously, on the basis of effectively saving cost, the design requirement of the battery pack is met.

Description

Battery heat management device of punching press formula hydroecium

Technical Field

The utility model relates to a battery heat management technical field specifically is a battery heat management device of punching press formula hydroecium.

Background

With the rapid development of new energy electric vehicles, the charging and discharging life and safety performance of batteries are more and more concerned, the current battery heat management system mainly adopts a water cooling mode with higher heat transfer efficiency and more uniform temperature control, in the heat management system of the water cooling mode, a liquid cooling plate is generally arranged below the batteries, a heat conducting medium is filled between the liquid cooling plate and the batteries, the bottom of the liquid cooling plate needs an elastic device to support the liquid cooling plate, the batteries, the heat conducting medium and the liquid cooling plate are ensured to be tightly attached, the heat among the batteries, the heat conducting medium and the liquid cooling plate is fully conducted, in addition, the elastic device also has a buffering effect, the liquid cooling plate is prevented from deforming after being subjected to vibration impact, the existing harmonica tube type liquid cooling scheme has strict requirements on the space between a module in a box body and the bottom of the box body, the space height of the liquid cooling scheme needs to meet the requirements of supporting foam, its space is minimum about 10mm, is less than 10 mm's battery package to module and bottom half space, and conventional harmonica pipe scheme can't satisfy the designing requirement, in addition, to the box in dysmorphism space, requires highly to the appearance of cold drawing, and conventional harmonica pipe scheme can't satisfy the designing requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery heat management device of punching press formula hydroecium, wherein first hydroecium and second hydroecium are according to the concrete appearance of battery package, adopt stamping forming's mode to process inside dysmorphism hydroecium, adapt to the battery package of different boxes and different thickness sizes with this, utilize the first hydroecium of this mode machine-shaping and second hydroecium height that can compress the hydroecium greatly, the height of harmonica pipe liquid cold drawing bottom and box bottom plate has been reduced simultaneously, thereby make the cotton high reduction of interval packing elasticity bubble, the cotton thickness of elasticity bubble that uses reduces about 70%, the cotton cost of elasticity bubble has effectively been practiced thrift, and this equipment can adapt to the requirement of special-shaped box, the compatibility of battery package installation has effectively been improved, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a battery heat management device of punching press formula hydroecium, includes box bottom plate, first hydroecium, second hydroecium, harmonica pipe, elasticity bubble cotton, heat conduction pad and battery module, the upside left end of box bottom plate is equipped with first hydroecium, the upper end right side of box bottom plate is equipped with the second hydroecium, harmonica pipe is installed respectively to the inboard of first hydroecium and second hydroecium, the position interval between the downside of harmonica pipe and the box bottom plate is filled the elasticity bubble cotton, the upside of harmonica pipe is equipped with the heat conduction pad, the battery module is installed to the top of heat conduction pad.

Preferably, the special-shaped water chambers in the first water chamber and the second water chamber are formed by punching.

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

the utility model relates to a battery heat management device of a punching water chamber, wherein a first water chamber and a second water chamber adopt a punching process to form a special-shaped water chamber according to the specific shape of a battery pack, the battery pack can adapt to different boxes and battery packs with different thicknesses, the first water chamber and the second water chamber which are processed and formed by the method can greatly compress the height of the water chambers, simultaneously the height between the bottom of the harmonica tube liquid cooling plate and the bottom plate of the box body is reduced, thereby reducing the height of the elastic foam filled at intervals, reducing the thickness of the used elastic foam by about 70 percent, effectively saving the cost of the elastic foam, having complete and reasonable structure, the device can adapt to the design requirements of different types of special-shaped box bodies, effectively improves the compatibility of battery pack installation, meanwhile, the number of used materials is reduced, and the design requirement of the battery pack is met on the basis of effectively saving cost.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the top view of the partial sectional structure of the present invention.

In the figure: 1. a box body bottom plate; 2. a first water chamber; 3. a second water chamber; 4. a harmonica tube; 5. elastic foam; 6. a thermally conductive pad; 7. a battery module is provided.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a battery thermal management device of a stamping type water chamber comprises a box bottom plate 1, a first water chamber 2, a second water chamber 3, harmonica tubes 4, elastic foam 5, a thermal pad 6 and a battery module 7, wherein the first water chamber 2 is arranged at the left end of the upper side of the box bottom plate 1, the second water chamber 3 is arranged at the right side of the upper end of the box bottom plate 1, the special-shaped water chambers in the first water chamber 2 and the second water chamber 3 are formed by stamping, the heights of the first water chamber 2 and the second water chamber 3 which are formed by stamping are greatly reduced, the design requirements of a special-shaped battery shell can be met, the harmonica tubes 4 are respectively arranged at the inner sides of the first water chamber 2 and the second water chamber 3, the harmonica tubes 4 are used for heat dissipation and cooling of the battery module 7, the elastic foam 5 is filled at intervals between the lower side of the harmonica tubes 4 and the box bottom plate 1, and the gaps between the harmonica, and play buffering supporting role to harmonica pipe 4, the upside of harmonica pipe 4 is equipped with heat conduction pad 6, and through heat conduction pad 6 with battery module 7's heat transfer to harmonica pipe 4, battery module 7 is installed to the top of heat conduction pad 6.

The utility model discloses difference with prior art: the existing harmonica tube 4 type liquid cooling scheme has strict requirements on the space between a module in a box body and the bottom of the box body, the space height of the scheme needs to meet the sum of the thickness of supporting foam, the thickness of the harmonica tube 4 and the thickness of a heat conducting pad 6, according to the existing process, the space is about ten millimeters at the minimum, for a battery pack with the space between the module and the bottom of the box body being less than ten millimeters, the conventional harmonica tube 4 scheme cannot meet the design requirements, in addition, for a box body with special-shaped space, the requirement on the appearance of a cold plate is high, the conventional harmonica tube 4 scheme cannot meet the design requirements, the utility model discloses a battery heat management device of a stamping type water chamber, wherein a first water chamber 2 and a second water chamber 3 adopt the stamping process to form the special-shaped water chamber according to the specific appearance of the battery pack so as to adapt to battery packs with different boxes and different thicknesses, and the heights of the first water chamber 2 and the second, simultaneously, the height between the bottom of the harmonica tube 4 and the bottom plate 1 of the box body is reduced, so that the height of the elastic foam 5 filled at intervals is reduced, the thickness of the used elastic foam 5 is reduced by about 70 percent, and the cost of the elastic foam 5 is effectively saved.

In summary, the following steps: the utility model discloses a battery heat management device of punching press formula hydroecium, wherein first hydroecium 2 and second hydroecium 3 adopt the mode shaping dysmorphism hydroecium of punching press technology according to the concrete appearance of battery package, thereby adapt to different boxes and battery package of different thickness size, utilize the first hydroecium 2 and the second hydroecium 3 of this mode machine-shaping to compress the height of hydroecium greatly, reduced the height between harmonica pipe 4 bottom and box bottom plate 1 simultaneously, thereby make the height of interval packing elasticity bubble cotton 5 reduce, make the thickness of elasticity bubble cotton 5 that uses reduce about 70%, effectively practiced thrift the cost of elasticity bubble cotton 5, the utility model discloses it is complete reasonable in structure, this equipment can adapt to the design requirement of different kinds of special-shaped box, effectively improved the compatibility of battery package installation, reduced the quantity of using the material simultaneously, on the basis of effectively practicing thrift the cost, and the design requirement of the battery pack is met.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 heat management device of punching press formula hydroecium, includes box bottom plate (1), first hydroecium (2), second hydroecium (3), harmonica pipe (4), elasticity bubble cotton (5), heat conduction pad (6) and battery module (7), its characterized in that: the utility model discloses a packing box, including box bottom plate (1), upper end right side, the upside left end of box bottom plate (1) is equipped with first hydroecium (2), the upper end right side of box bottom plate (1) is equipped with second hydroecium (3), harmonica pipe (4) are installed respectively to the inboard of first hydroecium (2) and second hydroecium (3), the position interval between downside and box bottom plate (1) of harmonica pipe (4) is filled elastic bubble cotton (5), the upside of harmonica pipe (4) is equipped with heat conduction pad (6), battery module (7) are installed to the top of heat conduction pad (6).

2. The stamped water chamber battery thermal management device of claim 1, wherein: the special-shaped water chambers in the first water chamber (2) and the second water chamber (3) are formed in a punching mode.