CN214753901U

CN214753901U - Water cooling assembly and battery module

Info

Publication number: CN214753901U
Application number: CN202120023634.4U
Authority: CN
Inventors: 何亚飞; 谷雨; 葛增芳; 杨名
Original assignee: Envision Power Technology Jiangsu Co Ltd; Envision Ruitai Power Technology Shanghai Co Ltd
Current assignee: Envision Power Technology Jiangsu Co Ltd; Envision Ruitai Power Technology Shanghai Co Ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-11-16
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a water-cooling subassembly and battery module, including bottom plate, framework, water-cooling board and crossbeam, bottom plate and framework welding, the water-cooling board is arranged in on the bottom plate, the crossbeam is located on the water-cooling board, the crossbeam with the framework lock solid. The structure is high in strength, good in mode and high in space utilization rate.

Description

Water cooling assembly and battery module

Technical Field

The utility model relates to a battery technology field, concretely relates to water-cooling subassembly and battery module.

Background

At present, for a battery module, a water cooling structure is generally arranged for ensuring better cooling performance. The water-cooling structure of traditional battery module sets up the mode and does: the bottom guard plate is arranged on the bottom plate, the box body frame is arranged on the bottom plate, then the water cooling plate is arranged on the bottom guard plate, the water cooling plate and the bottom guard plate are in clearance fit, the water cooling plate is locked on the box body frame through the FDS screws, the support is arranged on the water cooling plate, the support is used for fixing the battery cell module, and under the structure, the water cooling plate is inconvenient to disassemble, the occupied space is large, and the structural strength of the whole battery module is poor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a water-cooling subassembly and battery module, its structural strength is high, the mode is good, space utilization is high.

In order to solve the technical problem, the utility model provides a water cooling assembly, including bottom plate, framework, water-cooling board and crossbeam, bottom plate and framework welding, the water-cooling board is arranged in on the bottom plate, the crossbeam is located on the water-cooling board, the crossbeam with the framework lock solid.

Preferably, the water cooling plate is provided with a yielding groove, the cross beam is fixed with the bottom plate through a first locking piece, and the first locking piece penetrates through the yielding groove.

Preferably, the bottom plate is fixedly provided with a mounting block, and the first locking member is locked with the mounting block.

Preferably, the cross beam is provided with a first mounting hole.

Preferably, both ends of the cross beam are locked with the frame body.

Preferably, the connecting device further comprises a connecting piece, one end of the connecting piece is fixed with the cross beam through a second locking piece, and the other end of the connecting piece is fixed with the cross beam through a third locking piece.

Preferably, the number of the cross members is plural, and the plural cross members are arranged in parallel.

Preferably, the bottom plate is provided with supporting legs, the water-cooling plate is arranged on the supporting legs, and the water-cooling plate is locked with the supporting legs through a fourth locking piece.

Preferably, the water-cooling plate is an extruded profile.

The utility model discloses a battery module, including foretell water-cooling subassembly.

The utility model discloses a water-cooling subassembly's beneficial effect:

1. for the water-cooling structure in the traditional battery module, the utility model discloses in, structural strength is high, the mode is good, space utilization is high, and it can realize better structural strength on the no space adds middle longeron basis.

2. The utility model discloses well crossbeam's setting on the one hand can go on spacing to the water-cooling board to guarantee the stability of water-cooling board, on the other hand can directly be used for supporting battery package module, installs battery package module on the crossbeam, and the structure is more compact, and the cooling effect is better.

3. The utility model discloses in, because crossbeam and framework lock solid, the crossbeam can be dismantled with the framework and be connected, after demolising the crossbeam, conveniently change the water-cooling board promptly, convenient the maintenance reduces the production and makes and after-sale maintenance cost.

The utility model discloses a beneficial effect of battery module: the battery module is small in size, good in heat dissipation effect, high in structural strength and convenient to disassemble and overhaul.

Drawings

FIG. 1 is an exploded view of the present invention;

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

FIG. 3 is an enlarged view of a portion of FIG. 2 in area A;

FIG. 4 is an enlarged view of a portion of FIG. 2 in area B;

fig. 5 is a cross-sectional view of the present invention;

fig. 6 is a partial enlarged view of fig. 5 in the area C.

The reference numbers in the figures illustrate: 10. a base plate; 20. a frame body; 21. mounting a bar; 30. a water-cooling plate; 31. a yielding groove; 32. a first water inlet pipe; 33. a first water outlet pipe; 40. a cross beam; 41. a first mounting hole; 50. a connecting member; 51. a second locking member; 52. a third locking member; 60. a fourth locking member; 70. a first locking member; 71. and (7) installing the block.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1 to 6, the present invention discloses a water cooling module, which comprises a bottom plate 10, a frame 20, a water cooling plate 30 and a cross beam 40. The bottom plate 10 is welded with the frame body 20, the water cooling plate 30 is arranged on the bottom plate 10, the cross beam 40 is arranged on the water cooling plate 30, and the cross beam 40 is locked with the frame body 20. The utility model discloses in the assembling process, at first with

bottom plate

10 and 20 welding of framework, form one and hold the chamber, later, directly arrange water-cooling plate 30 in and hold the chamber, at this moment, water-cooling plate 30 is located bottom plate 10. Then, the cross beam 40 is erected on the water cooling plate 30, and the cross beam 40 is locked with the frame body 20, so that the water cooling plate 30 is limited. For the water-cooling structure in the traditional battery module, its structural strength is high, the mode is good, space utilization is high, and it can realize better structural strength on the basis of there is not space to add middle longeron. Crossbeam 40's setting, on the one hand, can go up spacingly to water-cooling board 30 to guarantee water-cooling board 30's stability, on the other hand can directly be used for supporting battery package module, installs battery package module on crossbeam 40, and the structure is more compact, and the cooling effect is better. And because the crossbeam 40 is locked with the frame body 20, the crossbeam 40 can be detachably connected with the frame body 20, and after the crossbeam 40 is detached, the water cooling plate 30 can be conveniently replaced, so that the maintenance is convenient.

As shown in fig. 1, the water-cooling plate 30 is provided with a relief groove 31, the cross beam 40 is fixed to the base plate 10 by a first locking member 70, and the first locking member 70 is inserted into the relief groove 31. The first locking member 70 is a bolt. The cross member 40 is fixed to the base plate 10 on the basis of the fixing of the cross member 40 to the frame body 20, so that the structural strength of fixing the cross member 40 can be improved.

Referring to fig. 5 and 6, a mounting block 71 is fixedly disposed on the base plate 10, and the first locking member 70 is locked to the mounting block 71. The mounting block 71 may be welded to the base plate 10, and the cross member 40 is fixed to the mounting block 71 by the first locking member 70. The mounting block 71 may further improve the locking strength between the first locking member 70 and the base plate 10.

Referring to fig. 2 and 3, the cross member 40 is provided with a first mounting hole 41. The first mounting hole 41 facilitates fixing of the battery pack module thereon.

Referring to fig. 2, the cross member 40 is locked to the frame 20 at both ends. Specifically, the utility model discloses still include connecting piece 50, the one end of connecting piece 50 is passed through second locking piece 51 and is fixed with crossbeam 40, and the other end of connecting piece 50 is fixed with crossbeam 40 through third locking piece 52. The second locking member 51 and the third locking member 52 may be bolts. The beam 40 can be fixed to the frame 20 at both ends by connectors 50. Since both ends of the cross member 40 are fixed to the frame 20 and the middle portion of the cross member 40 is fixed to the base plate 10 by the first locking member 70, the structural stability of the cross member 40 can be improved.

The utility model discloses in, crossbeam 40 has a plurality ofly, a plurality of crossbeams 40 parallel arrangement, so, can carry on spacingly to water-cooling plate 30 better.

Mounting bars 21 can be arranged on two sides of the cross beam 40, and second mounting holes are formed in the mounting bars 21. The mounting bar 21 is convenient for fix with the automobile body, makes things convenient for battery module's installation.

The frame body 20 is provided with a through hole, the water cooling plate 30 is connected with a first water inlet pipe 32 and a first water outlet pipe 33, and the first water inlet pipe 32 and the first water outlet pipe 33 are connected with external water cooling equipment through the through hole.

Referring to fig. 4, a supporting leg is provided on the bottom plate 10, the water-cooling plate 30 is disposed on the supporting leg, and the water-cooling plate 30 is locked to the supporting leg by a fourth locking member 60. The fourth locking member 60 may be a bolt. In fig. 4, the supporting legs are disposed at the lower side of the water cooling plate 30, not shown, the supporting legs may have a plurality of supporting legs, and the plurality of supporting legs may jack up the water cooling plate 30, so as to reduce the contact between the water cooling plate 30 and the bottom plate 10, and form a gap layer between the water cooling plate 30 and the bottom plate 10, so that the heat dissipation effect of the water cooling plate 30 is better.

The utility model discloses in, water-cooling board 30 is the extruded profile, and it is frivolous and small, has better structural strength.

The utility model discloses a battery module, including foretell water-cooling subassembly. The battery module is small in size, good in heat dissipation effect, large in structural strength and convenient to detach and overhaul.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The water cooling assembly is characterized by comprising a bottom plate, a frame body, a water cooling plate and a cross beam, wherein the bottom plate is welded with the frame body, the water cooling plate is arranged on the bottom plate, the cross beam is arranged on the water cooling plate, and the cross beam and the frame body are locked.

2. The water-cooling assembly of claim 1, wherein the water-cooling plate is provided with a recess, the beam is fixed to the base plate through a first locking member, and the first locking member is inserted into the recess.

3. The water cooling assembly as claimed in claim 2, wherein a mounting block is fixedly disposed on the base plate, and the first locking member is locked with the mounting block.

4. The water cooling module as recited in claim 1, wherein the cross member is provided with a first mounting hole.

5. The water cooling module as recited in claim 1, wherein the beam is secured to the frame at both ends.

6. The water cooling module as claimed in claim 5, further comprising a connecting member, one end of which is fixed to the cross member by a second locking member, and the other end of which is fixed to the cross member by a third locking member.

7. The water cooling module as recited in claim 1, wherein said cross member is provided in plurality, and a plurality of said cross members are arranged in parallel.

8. The water cooling module as claimed in claim 1, wherein the bottom plate is provided with a supporting leg, the water cooling plate is disposed on the supporting leg, and the water cooling plate is locked with the supporting leg by a fourth locking member.

9. The water cooling module of claim 1, wherein the water cooling plate is an extruded profile.

10. A battery module comprising the water-cooling module according to any one of claims 1 to 9.