CN217485590U

CN217485590U - Multipurpose module connecting piece

Info

Publication number: CN217485590U
Application number: CN202122220663.2U
Authority: CN
Inventors: 冯科; 李延涛; 阳玉龙; 卢磊
Original assignee: Shanghai Electric Group Battery Technology Co ltd
Current assignee: Shanghai Electric Group Battery Technology Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-09-23
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a module connecting piece of multipurpose belongs to electric automobile battery's technical field, include: and the connecting structure is respectively connected with the low-voltage signal module, the high-voltage signal module and the battery module. The utility model discloses a connection structure will be connected between the isolated module, has solved the problem that joint strength between each module is weak, rigidity is poor and the mode is low, has adopted the mode of processing bundle hole on the multichannel region of bending simultaneously, and it is fixed effectively to low pressure collection line and high voltage cable formation to realized the separation of high low pressure, improved the security and the reliability of battery module.

Description

Multipurpose module connecting piece

Technical Field

The utility model relates to a technical field of electric automobile battery especially relates to a module connecting piece of multipurpose.

Background

With the increasing popularity of electric vehicles, the safety and reliability of electric vehicles have become important concerns in the market. The power battery is an energy device formed by connecting a plurality of battery modules in series and parallel in a battery box body. The power battery module is generally connected and fastened through the module fixing screw and the preset thread at the bottom of the battery box, a low-voltage signal acquisition line is generally arranged between the battery module or above the battery module so as to monitor the state of an electric core in the module conveniently, and meanwhile, a part of high-voltage cable can be arranged, for example, a cable of a module heating sheet or a main loop power cable and the like pass through the power battery module.

Each module of a traditional power battery is fixed at the bottom of a battery box in an isolated manner, a low-voltage signal acquisition line and a high-voltage cable are fixed above the modules by matching a sticky buckle strap seat with a strap, and the battery modules are arranged in an isolated manner and are only fixed with the bottom of the battery box respectively, so that the power battery has poor vibration resistance and impact resistance, the whole power battery has low mode and strength and rigidity, and once the vibration impact is large, the connection failure between a single module and the battery box can occur, the box cover can be broken, the high-voltage connection failure and the low-voltage connection failure can be caused, and the safety risk in driving can be brought to passengers.

In addition, a thread gluing binding belt seat is adopted above the module to be matched with a binding belt to bind and fix the high-voltage cable and the low-voltage signal acquisition line, and although high-voltage and low-voltage separation is realized in a short time, the probability of failure and falling off is high when the thread gluing is used for a long time, particularly in the environment with high and low temperature or large humidity change. After the thread gluing ribbon seat drops, the high-low pressure pencil of top does not have effective fixed, mixes together, firstly causes electromagnetic interference easily, gathers the signal inaccurate, secondly under vibration environment, appears connecting the inefficacy equally easily and brings the safety risk for the passenger.

Disclosure of Invention

The connection intensity between each module that has existed power battery exists is weak, the rigidity is poor, the mode is low and can not the effectual above-mentioned problem that realizes high low pressure separation, aim at providing the module connecting piece of a multipurpose now, form effective stable connection through connection structure between each isolated module, the connection intensity that has solved between each module is weak, the rigidity is poor, the mode is low, the mode of having adopted the mode of processing the bundle hole on the multichannel region of bending simultaneously, it is fixed effectively to low pressure acquisition line and high voltage cable formation, and realized the effective separation of high low pressure.

The specific technical scheme is as follows:

a multi-purpose modular connector comprising:

the connecting structure is respectively connected with the low-voltage signal module, the high-voltage signal module and the battery module;

the connection structure includes:

a connection region connected to the battery module;

the two first bending areas are arranged on two sides of the connecting area and are respectively connected with two sides of the connecting area;

each second bending area is connected with a corresponding first bending area, and the two second bending areas are respectively connected with the high-voltage signal module;

and each third bending area is connected with one corresponding second bending area, and the two third bending areas are respectively connected with the low-voltage signal module.

In the multipurpose module connecting piece, height differences are sequentially arranged among the third bending area, the second bending area and the connecting area.

Above-mentioned module connecting piece of multipurpose, wherein, low pressure signal module includes: and the two low-voltage signal connecting wires are respectively arranged on the battery module, and each low-voltage signal connecting wire is connected with the corresponding third bending area.

Above-mentioned module connecting piece of multipurpose, wherein, the high-voltage signal module includes: and the high-voltage cable is respectively connected with the two second bending areas.

The multipurpose module connecting piece is characterized in that each third bending area is provided with a connecting plate, and each third bending area is connected with a corresponding second bending area through the connecting plate.

In the above multipurpose module connecting member, the connecting region, each of the second bending regions, and each of the third bending regions are all horizontally disposed.

The multipurpose module connecting piece is characterized in that each first bending area and each connecting plate are vertically arranged.

In the multipurpose module connecting member, the connecting area has a plate-shaped cross section.

In the multipurpose module connecting piece, the two first bending areas, the two second bending areas, the two connecting plates and the two third bending areas are symmetrically arranged along the axis of the connecting area respectively.

The multipurpose module connecting piece is characterized in that a reinforcing rib is arranged at the joint of each first bending area and the corresponding second bending area.

Compared with the prior art, the technical scheme has the positive effects that:

the utility model discloses a connection structure will be connected between the isolated module, has solved the problem that joint strength between each module is weak, rigidity is poor and the mode is low, has adopted the mode of processing bundle hole on the multichannel region of bending simultaneously, and it is fixed effectively to low pressure collection line and high voltage cable formation to realized the separation of high low pressure, improved the security and the reliability of battery module.

Drawings

FIG. 1 is an assembly view of a multi-purpose modular connector of the present invention;

FIG. 2 is an enlarged view of the multipurpose module connector of the present invention at the A position;

fig. 3 is a structural diagram of a connection structure of the multi-purpose module connector according to the present invention.

In the drawings: 1. a connecting structure; 2. a connecting region; 21. a first connection hole; 3. a first bending zone; 4. a second bending region; 41. a second connection hole; 5. a third fold region; 51. a connecting plate; 52. a third connection hole; 6. a low voltage signal connection line; 7. a high voltage cable; 8. a battery module; 91. reinforcing ribs; 92. binding a belt; 93. and fixing the screw.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

Fig. 1 is the utility model relates to an assembly drawing of the module connecting piece of multipurpose, fig. 2 is the utility model relates to a A of the module connecting piece of multipurpose enlargedly locates, fig. 3 is the utility model relates to a connection structure's of the module connecting piece of multipurpose structure chart, as shown in fig. 1 to 3, shows the module connecting piece of the multipurpose of a preferred embodiment, include: connection structure 1, connection structure 1 connects low pressure signal module, high pressure signal module and battery module 8 respectively, links adjacent and isolated low pressure signal module, high pressure signal module and battery module 8 as an organic whole through connection structure 1, strengthens joint strength and rigidity between the above-mentioned module.

Further, as a preferred embodiment, the connection structure 1 includes: the battery module comprises a connecting area 2, two first bending areas 3, two second bending areas 4 and two third bending areas 5, wherein the two first bending areas 3, the two second bending areas 4 and the two third bending areas 5 are arranged on two sides of the connecting area 2, the connecting area 2 is connected with a battery module 8, the two first bending areas 3 are respectively connected with two sides of the connecting area 2, each second bending area 4 is connected with the corresponding first bending area 3, the two second bending areas 4 are respectively connected with a high-voltage signal module, each third bending area 5 is connected with the corresponding second bending area 4, and the two third bending areas 5 are respectively connected with a low-voltage signal module.

Further, as a preferred embodiment, the low voltage signal module comprises: two low-voltage signal connecting wires 6, the two low-voltage signal connecting wires 6 are respectively arranged on the battery module 8, and each low-voltage signal connecting wire 6 is connected with a corresponding third bending area 5.

Further, as a preferred embodiment, the high voltage signal module comprises: and the high-voltage cables 7 are connected with the two second bending areas 4 respectively, and the high-voltage cables 7 are connected with the two second bending areas 4 respectively.

Further, as a preferred embodiment, each third bending region 5 is provided with a connecting plate 51, and each third bending region 5 is connected with a corresponding second bending region 4 through the connecting plate 51.

The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.

The utility model discloses still have following embodiment on above-mentioned basis:

in a further embodiment of the present invention, please continue to refer to fig. 1 to fig. 3, the connection region 2, each second bending region 4, and each third bending region 5 are all horizontally disposed.

Further, as a preferred embodiment, each first bending region 3 and each connecting plate 51 are disposed obliquely.

Preferably, each first bending zone 3, each connecting plate 51 is arranged vertically.

Further, as a preferred embodiment, two sides of the connection region 51 are respectively connected to the two second bending regions 4 through the two vertically arranged first bending regions 3, so that the two second bending regions 4 have a certain height difference with respect to the connection region, the two second bending regions 4 are respectively connected to the two corresponding third bending regions 5 through the two vertically arranged connection plates 51, so that the two third bending regions 5 have a certain height difference with respect to the two second bending regions 4, and meanwhile, each first bending region 3 and the corresponding connection plate 51 are respectively connected to two sides of the corresponding second bending region 4, so that the two third bending regions 5 have a certain height difference with respect to the connection region 2, thereby fully utilizing the space between the battery modules 8 and reducing the volume of the battery modules 8.

Further, as a preferred embodiment, the connection region 2 has a plate-like cross section.

Further, as a preferred embodiment, the two first bending regions 3, the two second bending regions 4, the two connecting plates 51, and the two third bending regions 5 are respectively disposed symmetrically along the axis of the connecting region 2.

Further, as a preferred embodiment, a reinforcing rib 91 is disposed at a joint of each first bending region 3 and a corresponding second bending region 4, so as to enhance the strength of the connecting structure 1.

Further, as a preferred embodiment, each first bending region 3 and the connection region 2, each first bending region 3 and the corresponding second bending region 4, and each second bending region 4 and the corresponding connection plate 51 are respectively welded or integrally connected.

Further, as a preferred embodiment, four corners of the connection region 2 are respectively provided with a first connection hole 21, and four fixing bolts 93 are respectively screwed in the corresponding first connection holes 21, so as to fix the connection region 2 on the battery module 8.

Further, as a preferred embodiment, a plurality of second connection holes 41 are uniformly formed on each second bending region 4, and the strap 92 is connected to the high voltage cable 7 and the second connection holes 41, respectively, so as to fix the high voltage cable 7 on the second bending region 4.

Further, as a preferred embodiment, a plurality of third connection holes 52 are uniformly formed on each third bending region 5, and the strap 92 is connected to the two low voltage signal connection wires 6 and the third connection holes 52, so as to fix the two low voltage signal connection wires 6 on the third bending region 5.

Further, as a preferred embodiment, because the two third bending regions 5 and the two second bending regions 4 have a height difference, the high-voltage cable 7 is separated from the two low-voltage signal connection lines 6, so that effective high-voltage and low-voltage separation is realized, and the safety performance of the battery module 8 is improved.

Further, as a preferred embodiment, when the wiring harness does not need to be bundled above the battery module 8, a plurality of connecting members are arranged in the battery pack in the transverse or longitudinal direction, and the third connecting hole 52 on the third bending area 5 can be used to fix the BMS mounting board or mount some electrical components such as sensors in the battery pack, thereby realizing the multifunctional application of the connection structure 1.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. A multi-purpose modular connector, comprising: the connecting structure is respectively connected with the low-voltage signal module, the high-voltage signal module and the battery module;

the connection structure includes:

a connection region connected to the battery module;

each second bending area is connected with the corresponding first bending area, and the two second bending areas are respectively connected with the high-voltage signal module;

2. The multi-purpose modular connector of claim 1, wherein a height difference is sequentially provided between said third bending region, said second bending region, and said connecting region.

3. The multi-purpose modular connector of claim 1, wherein said low voltage signal module comprises: and the two low-voltage signal connecting wires are respectively arranged on the battery module, and each low-voltage signal connecting wire is connected with the corresponding third bending area.

4. The multi-purpose modular connector of claim 1, wherein said high voltage signal module comprises: and the high-voltage cable is respectively connected with the two second bending areas.

5. The multi-purpose module connecting member according to claim 1, wherein each of the third bending regions is provided with a connecting plate, and each of the third bending regions is connected to a corresponding one of the second bending regions through the connecting plate.

6. The multi-purpose modular connector of claim 1, wherein said attachment region, each of said second bend regions, and each of said third bend regions are horizontally disposed.

7. The multi-purpose modular connector of claim 5, wherein each of said first bending regions and each of said connecting plates are vertically disposed.

8. The multi-purpose modular connector of claim 1, wherein said attachment region is plate-shaped in cross-section.

9. The multi-purpose modular connector of claim 5, wherein said first, second, web, and third bending regions are symmetrically disposed about an axis of said connecting region.

10. The multi-purpose module connecting member according to claim 1, wherein a reinforcing rib is disposed at a connection portion between each of the first bending regions and a corresponding one of the second bending regions.