CN219067064U

CN219067064U - Battery box body suitable for different battery modules

Info

Publication number: CN219067064U
Application number: CN202223344920.4U
Authority: CN
Inventors: 李平
Original assignee: Chuneng New Energy Co Ltd
Current assignee: Chuneng New Energy Co Ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-23
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to a battery box body suitable for different battery modules, which is characterized in that a front beam is divided into a front flange beam and a front module beam, a rear beam is divided into a rear flange beam and a rear module beam, a front side beam and a rear side beam Liang Yuzuo are respectively arranged in a split type, the battery modules are arranged in mounting grooves formed by a bottom plate, a left side beam, a right side beam, a front module beam and a rear module Liang Gewei, and the mounting distance between the front module beam and the rear module beam can be adjusted according to the size specification of the battery modules, so that the battery box body can be matched with the battery modules with different specifications, and the technical problem of high universality of the battery box body can be solved.

Description

Battery box body suitable for different battery modules

Technical Field

The utility model relates to the field of power battery boxes, in particular to a battery box body suitable for different battery modules.

Background

At present, the new energy automobile industry rapidly develops, and the power energy supply of the new energy automobile operated by electric drive mainly comes from a battery, so that the indexes such as the operable endurance mileage, the cost, the safety and the like of the new energy automobile are all related to the battery.

The current new energy automobile battery box mostly adopts left and right side roof beam, front and back roof beam to weld into an organic whole formula structure, can only be suitable for the battery module of one specification, can not carry out corresponding regulation according to the size specification of battery module, therefore the commonality is relatively poor, can not adapt to the development trend of battery package modularization design.

Disclosure of Invention

The utility model aims to provide a battery box body suitable for different battery modules, wherein a left side beam, a right side beam, a front beam and a rear beam are of split type design, and the battery box body can be matched with the battery modules with different specifications, so that the technical problem of high universality of the battery box body can be solved.

In order to achieve the purpose, the battery box body suitable for different battery modules comprises a left side beam, a right side beam, a front flange beam, a rear flange beam, a front module beam, a rear module beam and a bottom plate;

the left side beam and the right side beam are arranged at two sides of the bottom plate in parallel along the length direction of the battery module, the front flange beam and the rear flange beam are arranged at two sides of the bottom plate in parallel along the width direction of the battery module, two ends of the front flange beam and the rear flange beam are connected with the left side beam and the right side beam, the front module beam and the rear module beam are arranged in the middle of the bottom plate in parallel along the width direction of the battery module, two ends of the front module beam and the rear module beam are connected with the left side beam and the right side beam, the bottom plate, the left side beam, the right side beam, the front module beam and the rear module Liang Gewei form a mounting groove, and the battery module is arranged in the mounting groove.

As the preferred scheme, preceding module roof beam, back module roof beam structure are the same, all include body, arch, the body is hollow structure, sets up on the bottom plate, the arch sets up the body is close to one side of mounting groove.

As the preferable scheme, the front flange beam and the rear flange beam have the same structure and respectively comprise a cross beam and a vertical beam which are perpendicular to each other, one end of each vertical beam is perpendicularly arranged on the bottom plate, the cross beam is perpendicularly arranged at one end of each vertical beam away from the bottom plate, a cavity is formed between the cross beam and the vertical beam, and the cavity is close to the edge of the bottom plate.

Preferably, an insulating sheet is arranged in the mounting groove.

As the preferred scheme, still include left mount pad, right mount pad, left side mount pad sets up left side roof beam, the junction of preceding flange roof beam, right mount pad sets up right side roof beam, the junction of preceding flange roof beam, be equipped with the water inlet tap on the left side mount pad, be equipped with the water outlet tap on the right mount pad.

The support seat is arranged on the bottom plate and is positioned between the front flange beam and the front module beam.

As a preferable scheme, the bottom plate is a hollow structure with openings at two ends, and the openings are provided with blocking strips.

Preferably, the thickness of the battery box body is 30mm.

The utility model has the beneficial effects that:

this battery box divide into flange roof beam before with the front beam, preceding module roof beam, the back roof beam divide into back flange roof beam, back module roof beam, and Liang Yuzuo right side roof beam adopts split type design around, and battery module installs in bottom plate, left side roof beam, right side roof beam, front module roof beam, back module Liang Gewei become the mounting groove, can adjust the mounting distance between front module roof beam, the back module roof beam according to battery module's size specification, consequently can match the battery module of different specifications to can solve the high technical problem of battery box commonality.

Drawings

FIG. 1 is a schematic perspective view of one side of the present utility model;

FIG. 2 is a schematic perspective view of the opposite side of FIG. 1;

FIG. 3 is a schematic perspective view of a front module beam and a rear module beam according to the present utility model;

FIG. 4 is a schematic perspective view of a front flange beam and a rear flange beam of the present utility model;

FIG. 5 is a schematic perspective view of a front beam and a rear beam of the prior art;

reference numerals illustrate:

1 left side beam, 2 right side beam, 3 front flange beam, 4 front module beam, 5 back flange beam, 6 back module beam, 7 bottom plate, 8 water inlet tap, 9 water outlet tap, 10 mounting groove, 11 body, 12 bulge, 13 crossbeam, 14 vertical beam, 15 cavity, 16 insulating sheet, 17 left mounting seat, 18 right mounting seat, 19 supporting seat, 21 blocking strip, 22 front beam, 23 back beam.

Detailed Description

In order to make the technical problems solved, the technical scheme adopted and the technical effects achieved by the utility model more clear, the technical scheme of the utility model is further described below by a specific embodiment in combination with the attached drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 and 2, the utility model relates to a battery box body suitable for different battery modules, wherein the battery box body is composed of aluminum materials with hollow structures, and compared with the prior art, the battery box body provided by the utility model has the advantages that the quality of a battery pack is reduced, and the energy density and the endurance mileage of the battery pack are increased. The thickness of the battery case in this embodiment is 30mm.

The battery box body comprises a left side beam 1, a right side beam 2, a front flange beam 3, a rear flange beam 5, a front module beam 4, a rear module beam 6 and a bottom plate 7; the left side beam 1 and the right side beam 2 are arranged at two sides of the bottom plate 7 in parallel along the length direction of the battery module, the front flange beam 3 and the rear flange beam 5 are arranged at two sides of the bottom plate 7 in parallel along the width direction of the battery module, the front flange beam 3 and the rear flange beam 5 are welded with the bottom plate 7, and two ends of the front flange beam 3 and the rear flange beam 5 are welded with the left side beam 1 and the right side beam 2; front module roof beam 4, back module roof beam 6 are in along battery module width direction parallel arrangement in the middle of the bottom plate 7, front module roof beam 4, back module roof beam 6 all with bottom plate 7 welded connection, front module roof beam 4, back module roof beam 6 both ends all with left side roof beam 1, right side roof beam 2 welded connection, bottom plate 7, left side roof beam 1, right side roof beam 2, front module roof beam 4, back module roof beam 6 surround into mounting groove 10, and mounting groove 10 is square, and the battery module is installed in the mounting groove 10, and front module roof beam 4, back module roof beam 6 block battery module both ends along its length direction. Six insulating sheets 16 are adhered in the mounting groove 10 to block up the battery module to form a certain space, so that the battery module can be conveniently used for filling heat-conducting structural adhesive to dissipate heat of the battery.

Still include left mount pad 17, right mount pad 18, left mount pad 17 sets up left side roof beam 1, the junction of preceding flange roof beam 3, right mount pad 18 sets up right side roof beam 2, the junction of preceding flange roof beam 3, the welding has water inlet tap 8 on the left mount pad 17, the welding has water outlet tap 9 on the right mount pad 18.

The front end electric panel metal bracket is characterized by further comprising a supporting seat 19, wherein the supporting seat 19 is welded on the bottom plate 7, the supporting seat 19 is positioned between the front flange beam 3 and the front module beam 4, and the supporting seat 19 is welded with the bottom plate 7 of the battery box body after being riveted with an M6 nut and is used for fixing the front end electric panel metal bracket.

The bottom plate 7 is a hollow structure with openings at two ends, and the openings are provided with blocking strips 21 so as to seal the battery box body.

Two nuts M8 are arranged on the battery box body and used for being connected with an anti-leakage device, fourteen nuts M5 are used for locking a battery cover, three thread sleeves M6 are used for being connected with a whole vehicle, one thread sleeve M8 is used for being connected with the whole vehicle, two annular thread sleeves M8 are used for being connected with the whole vehicle, the nuts M5, the thread sleeves M6 and the thread sleeves M8 are riveted on the left side beam 1, the internal structure of the battery box body comprises a cavity runner, and the internal structure is used for storing cooling liquid and a circulating channel to absorb heat released by a battery.

As shown in fig. 3, the front module beam 4 and the rear module beam 6 have the same structure and comprise a body 11 and a protrusion 12, the body 11 is of a hollow structure and is arranged on the bottom plate 7, and the protrusion 12 is arranged on one side of the body 11 close to the mounting groove 10. The front module beam 4 and the rear module beam 6 are riveted with six nuts M6 and five notches for welding with the bottom plate 7, the front module beam 4 is locked with the front end of the battery module, and the rear module beam 6 is locked with the rear end of the battery module to jointly fix the battery module.

As shown in fig. 4, the front flange beam 3 and the rear flange beam 5 have the same structure and comprise a cross beam 13 and a vertical beam 14 which are perpendicular to each other, one end of the vertical beam 14 is vertically arranged on the bottom plate 7, the cross beam 13 is vertically arranged at one end of the vertical beam 14 away from the bottom plate 7, an L-shaped cavity 15 is formed between the cross beam 13 and the vertical beam 14, and the cavity 15 is close to the edge of the bottom plate 7. Six nuts M5 are riveted on the front flange beam 3 and the rear flange beam 5 and are welded with the bottom plate 7 into a whole, the front flange beam 3 is used for locking the front end of the box cover, and the rear flange beam 5 is used for locking the rear end of the box cover.

As shown in fig. 5, which is a schematic diagram of a three-dimensional structure of a front beam and a rear beam in the prior art, the front beam 22 and the rear beam 23 have the same structure and comprise a flange beam and a module beam, the flange beam and the module beam are in an integrated structure, two ends of the front beam 22 and the rear beam 23 are welded and fixed with the left side beam 1 and the right side beam 2, the left side beam 1, the right side beam 2, the front beam 22, the rear beam 23 and the bottom plate 7 are combined to form a square mounting groove 10, and the battery module is arranged in the square mounting groove 10.

When the length of the battery box body is unchanged, the flange beam and the module beam which are designed in a split mode can meet structural design requirements under the condition of shortening the length of the battery module or reducing the number of batteries, so that the flange beam and the module beam which are designed in a split mode can be matched with different structural designs no matter what the size of the battery module is shortened or increased.

When the flange beam and the module beam are designed as a whole, the battery modules with different lengths cannot be matched, so that the universality is poor.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a battery box of adaptation different battery module, its characterized in that: the device comprises a left side beam (1), a right side beam (2), a front flange beam (3), a rear flange beam (5), a front module beam (4), a rear module beam (6) and a bottom plate (7);

left side roof beam (1), right side roof beam (2) are in along battery module length direction parallel arrangement bottom plate (7) both sides, preceding flange roof beam (3), back flange roof beam (5) are in along battery module width direction parallel arrangement bottom plate (7) both sides, preceding flange roof beam (3), the both ends of back flange roof beam (5) all with left side roof beam (1), right side roof beam (2) are connected, preceding module roof beam (4), back module roof beam (6) are in along battery module width direction parallel arrangement in the middle of bottom plate (7), the both ends of preceding module roof beam (4), back module roof beam (6) all with left side roof beam (1), right side roof beam (2) are connected, bottom plate (7), left side roof beam (1), right side roof beam (2), preceding module roof beam (4), back module roof beam (6) enclose into mounting groove (10), and the battery module sets up in mounting groove (10).

2. The battery case adapted to different battery modules according to claim 1, wherein: the front module beam (4) and the rear module beam (6) are identical in structure and comprise a body (11) and a bulge (12), the body (11) is of a hollow structure and is arranged on the bottom plate (7), and the bulge (12) is arranged on one side, close to the mounting groove (10), of the body (11).

3. The battery case adapted to different battery modules according to claim 2, wherein: the front flange beam (3) and the rear flange beam (5) are identical in structure and comprise cross beams (13) and vertical beams (14) which are perpendicular to each other, one end of each vertical beam (14) is perpendicularly arranged on the bottom plate (7), the cross beams (13) are perpendicularly arranged at one end, far away from the bottom plate (7), of each vertical beam (14), a cavity (15) is formed between the cross beams (13) and the vertical beams (14), and the cavity (15) is close to the edge of the bottom plate (7).

4. The battery case adapted to different battery modules according to claim 1, wherein: an insulating sheet (16) is arranged in the mounting groove (10).

5. The battery case adapted to different battery modules according to claim 3 or 4, wherein: still include left mount pad (17), right mount pad (18), left mount pad (17) set up left side roof beam (1), the junction angle department of preceding flange roof beam (3), right mount pad (18) set up right side roof beam (2), the junction angle department of preceding flange roof beam (3), be equipped with water inlet tap (8) on left mount pad (17), be equipped with water outlet tap (9) on right mount pad (18).

6. The battery case adapted to different battery modules according to claim 5, wherein: the support seat (19) is arranged on the bottom plate (7), and the support seat (19) is positioned between the front flange beam (3) and the front module beam (4).

7. The battery case adapted to different battery modules according to claim 1, wherein: the bottom plate (7) is of a hollow structure with openings at two ends, and the openings are provided with blocking strips (21).

8. The battery case adapted to different battery modules according to claim 1 or 7, wherein: the thickness of the battery box body is 30mm.