CN216861164U

CN216861164U - Installation structure of battery box for passenger car

Info

Publication number: CN216861164U
Application number: CN202122957361.3U
Authority: CN
Inventors: 董红军; 董杰
Original assignee: Shanghai Shenlong Bus Co Ltd; Beijing Yuanda Xinda Technology Co Ltd
Current assignee: Shanghai Shenlong Bus Co Ltd; Beijing Yuanda Xinda Technology Co Ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-07-01
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to a mounting structure of battery box for passenger train, mounting structure includes installing support body (1) and connects a plurality of supporting beam (2) on installing support body (1), and is a plurality of supporting beam (2) are arranged along longitudinal interval, wherein, every upper surface (21) of supporting beam (2) construct for the holding surface and are used for supporting battery box (10), still be formed with on supporting beam (2) be used for with battery box (10) connected connection structure. This mounting structure can effectively improve the reliability of battery box installation.

Description

Installation structure of battery box for passenger car

Technical Field

The utility model relates to a vehicle equips technical field, specifically relates to a mounting structure of battery box for passenger train.

Background

With the popularization of new energy vehicles, particularly passenger cars, the market holding amount and the demand of various new energy passenger cars are increased sharply. The mounting structure of the battery box of the current new energy bus has the advantages that the battery box is stressed unevenly due to an unreasonable mounting mode, so that the battery box body is broken, and the use safety of the bus is seriously affected.

In the related art, the existing battery box mounting structure is that a plurality of brackets with holes are welded on a square tube of a frame of a battery compartment of a passenger car according to the positions of bolt mounting holes of the battery box, the mounting holes of the battery box are aligned with the centers of the mounting holes of the brackets, and the battery is locked on the frame by bolts. However, the support can only realize point contact to the battery box under the mode, the supporting effect is limited, the support is easy to deform and even fall off in the process of a vehicle, and the installation reliability of the battery box is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The purpose of this disclosure is to provide a mounting structure of battery box for passenger train, this mounting structure can effectively improve the reliability of battery box installation.

In order to achieve the above object, the present disclosure provides a mounting structure of a battery box for a passenger car, the mounting structure including a mounting bracket body and a plurality of supporting beams connected to the mounting bracket body, the plurality of supporting beams being arranged at intervals in a longitudinal direction, wherein an upper surface of each supporting beam is configured as a supporting surface and is used for supporting the battery box, and a connecting structure for connecting with the battery box is further formed on the supporting beam.

Optionally, the plurality of supporting beams includes at least two adjacent groups of two supporting beams, wherein a supporting longitudinal beam is connected between at least one adjacent group of two supporting beams, and the supporting longitudinal beam is used for supporting the longitudinal protrusion at the bottom of the battery box.

Optionally, two support longitudinal beams are connected between two adjacent support cross beams, and each support longitudinal beam is arranged close to the transverse end of each support cross beam.

Optionally, the supporting cross beam and the supporting longitudinal beam both have a U-shaped cross section, and openings of the U-shaped cross section are both disposed downward.

Optionally, the connecting structures are formed at both lateral ends of the supporting beam, the connecting structures include connecting holes formed on the supporting beam by laser cutting, and the mounting structure includes bolt fasteners for fixing the battery box to the supporting beam through the connecting holes.

Optionally, two adjacent connecting holes in the longitudinal direction of two adjacent supporting cross beams are aligned, and the supporting longitudinal beam is located between the two adjacent connecting holes.

Optionally, the mounting bracket body includes at least two sub-brackets arranged at intervals in the vertical direction, and each of the sub-brackets is provided with a plurality of supporting beams arranged at intervals in the longitudinal direction.

Optionally, the mounting bracket body includes an upper sub-bracket and a lower sub-bracket, wherein a support longitudinal beam is connected between any two adjacent support cross beams on the upper sub-bracket.

Through the technical scheme, in the mounting structure of battery box for passenger train that this disclosure provided, when needs install the battery box on mounting structure, can support the battery box through the upper surface of supporting beam to reach the surface contact with the battery box, can fix the battery box on supporting beam through connection structure, like this, the supporting beam of this disclosure can effectively improve the supporting effect to the battery box, thereby mounting structure can improve the reliability after the battery box installation, reduce the stress concentration between battery box and the mounting structure.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

fig. 1 is a schematic structural view of a mounting structure of a battery box for a passenger car according to an embodiment of the present disclosure;

fig. 2 is a schematic structural view of another angle of a mounting structure of a battery box for a passenger car provided according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a battery box for a passenger car according to an embodiment of the disclosure.

Description of the reference numerals

1-mounting bracket body, 11-upper branch bracket, 12-lower branch bracket, 2-supporting beam, 21-upper surface, 22-connecting hole, 3-supporting longitudinal beam, 10-battery box, 101-longitudinal bulge and 102-mounting block.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise stated, terms of orientation such as "lateral, longitudinal, and up-down direction" are used, which are defined based on the XYZ spatial coordinate system in fig. 1, specifically, the X direction denotes the lateral direction, the Y direction denotes the longitudinal direction, and the Z direction denotes the up-down direction, wherein one side indicated by an arrow is the up side, and conversely, the up side corresponds to the top, and the down side corresponds to the bottom. Moreover, the following description refers to the accompanying drawings, in which like reference numerals refer to the same or similar elements throughout the different views, and the disclosure will not be described in detail.

According to an embodiment of the present disclosure, a mounting structure of a battery box for a passenger car is provided, an example of which is shown in fig. 1 and 2. Referring to fig. 1 to 3, the mounting structure includes a mounting bracket body 1 and a plurality of supporting beams 2 connected to the mounting bracket body 1, the plurality of supporting beams 2 being arranged at intervals in a longitudinal direction, wherein an upper surface 21 of each supporting beam 2 is configured as a supporting surface and is used for supporting a battery box 10, and a connecting structure for connecting with the battery box 10 is further formed on the supporting beam 2.

Through the technical scheme, in the mounting structure of battery box for passenger train that this disclosure provided, when needs install battery box 10 on mounting structure, can support battery box 10 through upper surface 21 of supporting beam 2 to reach the face contact with battery box 10, can fix battery box 10 on supporting beam 2 through connection structure, like this, supporting beam 2 of this disclosure can effectively improve the supporting effect to battery box 10, thereby mounting structure can improve the reliability after battery box 10 installs, reduce the stress concentration between battery box 10 and the mounting structure.

It should be noted that the present disclosure does not limit the specific structure of the connection structure, and the present disclosure will be described in detail in the following embodiments. In addition, referring to fig. 2, the bottom of the battery box 10 may have two mounting blocks 102 arranged in the transverse direction, and each two mounting blocks 102 may be connected to one supporting beam 2 by a connecting structure, where the battery box 10 is in surface contact with the upper surface 21 of the supporting beam 2 through the bottom surfaces of the mounting blocks 102.

In the embodiment of the present disclosure, referring to fig. 1 to 3, the plurality of supporting beams 2 includes at least two adjacent sets of two supporting beams 2, wherein a supporting longitudinal beam 3 may be connected between at least one adjacent set of two supporting beams 2, and the supporting longitudinal beam 3 is used for supporting the longitudinal protrusion 101 at the bottom of the battery box 10. In this way, when the battery box 10 is arranged on the supporting beam 2, the supporting longitudinal beam 3 can also support the longitudinal protrusion 101, so as to play a role in assisting in supporting the battery box 10, optimize the stress of the battery box 10, and improve the reliability of the installation of the battery box 10. Here, the arrangement position of the support longitudinal beam 3 of the present disclosure may be adaptively designed according to the position of the longitudinal protrusion 101, and of course, the support longitudinal beam 3 may be arranged between any two support cross beams 2 in the present disclosure, which is not limited by the present disclosure.

In some embodiments of the present disclosure, referring to fig. 1 and 2, two support stringers 3 may be connected between two adjacent support beams 2, each support stringer 3 being disposed near a lateral end of a support beam 2. Here, referring to fig. 3, when the battery box 10 has a longitudinally symmetrical structure, the longitudinal protrusions 101 are generally formed on both lateral sides of the battery box 10, and therefore, by arranging two support longitudinal beams 3 between two adjacent support cross beams 2, each longitudinal protrusion 101 can be supported, and the uniformity of the force applied to the battery box 10 is improved.

In the embodiment of the present disclosure, the supporting cross beam 2 and the supporting longitudinal beam 3 each have a U-shaped cross section, and the openings of the U-shaped cross sections are disposed downward. Like this, can effectively reduce mounting structure's quality, do benefit to the lightweight of passenger train.

In the embodiment of the present disclosure, referring to fig. 1 and 2, the connecting structure is formed at both lateral ends of the supporting beam 2, the connecting structure may include a connecting hole 22 formed on the supporting beam 2 by laser cutting, and the mounting structure includes a bolt fastener (not shown) for fixing the battery box 10 to the supporting beam 2 through the connecting hole 22. Here, the machining accuracy of the connection hole 22 can be improved by laser cutting, and the machining position of the connection hole 22 can be secured. The fixing of the supporting beam 2 and the battery box 10 can be realized through the matching of the bolt fasteners and the connecting holes 22, the structure is simple, the disassembly and assembly are convenient, and meanwhile, the good contact between the upper surface 21 of the supporting beam 2 and the battery box 10 can be ensured.

In some embodiments of the present disclosure, referring to fig. 1 and 2, two adjacent connecting holes 22 in the longitudinal direction of two adjacent supporting beams 2 are aligned, and the supporting longitudinal beam 3 is located between the two adjacent connecting holes 22. Therefore, the structural strength of the connecting hole 22 of the supporting beam 2 can be ensured by the supporting longitudinal beam 3, and the probability of deformation of the connecting hole 22 is reduced.

In the specific embodiment of the present disclosure, referring to fig. 1 and 2, the mounting bracket body 1 includes at least two sub-brackets spaced apart from each other in the up-down direction, and each of the sub-brackets is provided with a plurality of the supporting beams 2 spaced apart from each other in the longitudinal direction. Therefore, each branch frame can be provided with the battery box 10, so that the mounting number of the battery boxes 10 is increased, and the space utilization rate of the mounting structure is also increased. Of course, a plurality of battery boxes 10 may be mounted on each sub-rack, which is not limited by the present disclosure.

In some embodiments of the present disclosure, referring to fig. 1 and 2, the mounting bracket body 1 may include an upper branch bracket 11 and a lower branch bracket 12, wherein a supporting longitudinal beam 3 is connected between any two adjacent supporting cross beams 2 on the upper branch bracket 11, so as to adapt to a manner in which a longitudinal protrusion 101 is formed between two mounting blocks 102 of the battery box 10, which is not limited by the present disclosure.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. The utility model provides a mounting structure of battery box for passenger train, characterized in that, mounting structure includes installing support body (1) and connects a plurality of supporting beam (2) on installing support body (1), and is a plurality of supporting beam (2) are arranged along longitudinal interval, wherein, every upper surface (21) structure of supporting beam (2) is the holding surface and is used for supporting battery box (10), still be formed with on supporting beam (2) and be used for with the connection structure that battery box (10) are connected, it is a plurality of supporting beam (2) include two at least two sets of adjacent supporting beam (2), wherein, are connected with between two at least two adjacent supporting beam (2) and support longeron (3), supporting longeron (3) are used for supporting longitudinal bulge (101) of battery box (10) bottom.

2. The mounting structure of a battery box for a passenger car according to claim 1, characterized in that two support stringers (3) are connected between two adjacent support beams (2), each support stringer (3) being disposed near a lateral end of a support beam (2).

3. The mounting structure of a battery box for a passenger car according to claim 1, wherein the support cross member (2) and the support side member (3) each have a U-shaped cross section, and an opening of the U-shaped cross section is provided downward.

4. The mounting structure of a battery box for a passenger car according to claim 1, wherein the connecting structure is formed at both lateral ends of the supporting beam (2), the connecting structure includes a connecting hole (22) formed on the supporting beam (2) by laser cutting, and the mounting structure includes a bolt fastener for fixing the battery box (10) to the supporting beam (2) through the connecting hole (22).

5. The mounting structure of a battery box for a passenger car according to claim 4, wherein two of the coupling holes (22) adjacent to each other in the longitudinal direction of two of the support cross members (2) are aligned, and the support side members (3) are located between the two adjacent coupling holes (22).

6. The mounting structure of a battery box for a passenger car according to claim 1, wherein the mounting bracket body (1) includes at least two sub-brackets disposed at intervals in an up-down direction, and each of the sub-brackets is provided with a plurality of the support cross members (2) disposed at intervals in a longitudinal direction.

7. The mounting structure of a battery box for a passenger car according to claim 6, wherein the mounting bracket body (1) includes an upper branch bracket (11) and a lower branch bracket (12), wherein a support longitudinal beam (3) is connected between any two adjacent support cross beams (2) on the upper branch bracket (11).