CN219937313U

CN219937313U - Power battery FPC module replaces pencil structure and power battery package

Info

Publication number: CN219937313U
Application number: CN202321300308.9U
Authority: CN
Inventors: 杨意
Original assignee: Chuneng New Energy Co Ltd
Current assignee: Chuneng New Energy Co Ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-10-31
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses a power battery FPC module for replacing a wire harness structure and a power battery pack, and belongs to the field of new energy batteries. The utility model provides a power battery FPC module replaces pencil structure includes insulation board external member, and the insulation board external member includes two insulation boards that set up relatively, is provided with FPC flexible line way mainboard between two insulation boards, and FPC flexible line way mainboard upper end is equipped with a plurality of upper end circuit extension boards, and the anterior segment of upper end circuit extension board all is equipped with the FPC connector that is used for connecting the electric core, and FPC flexible line way mainboard lower extreme interval is provided with a plurality of lower extreme circuit extension boards, and the front end of lower extreme circuit extension board all is equipped with the female termination plug-in components that are used for connecting the BMS module. The battery core in the power battery pack is connected with the BMS module through the power battery FPC module instead of the wire harness structure. The utility model has the characteristics of high integration, ultra-thin thickness, ultra-softness and the like, has outstanding advantages in the aspects of safety, light weight, regular layout and the like, and can bring rapid cost reduction through modularized production.

Description

Power battery FPC module replaces pencil structure and power battery package

Technical Field

The utility model relates to the technical field of new energy batteries, in particular to a power battery FPC module for replacing a wire harness structure and a power battery pack.

Background

The new energy battery is used as an important power component of the new energy automobile, the battery cost is about 40% of the whole automobile cost, how to effectively reduce the battery cost becomes a key for influencing the rapid development of the new energy automobile, various electrical components are arranged in the battery and are commonly connected with each electrical loop by a wire harness, and the wire harness mainly has the functions of single battery voltage, temperature acquisition and monitoring, high-voltage loop on-off control and the like.

The wiring harness is integrated by soft materials such as copper multicore conductors, and is extremely big to arrangement mode, performance test in arranging the in-process, because soft wiring harness is difficult to accomplish the installation through automation equipment, has become comparatively consuming time part in the production line.

Disclosure of Invention

The utility model provides a power battery FPC module which replaces a wire harness structure and a power battery pack to meet the characteristics of high integration, ultra-thin thickness, ultra-softness and the like, is easier to carry out electric layout in a small space of the battery pack, has outstanding advantages in the aspects of safety, light weight, regular layout and the like, and can bring rapid cost reduction through large-scale production.

In order to achieve the above purpose, the power battery FPC module substitutes a wire harness structure, and the power battery FPC module comprises an insulation board suite, wherein the insulation board suite comprises two oppositely arranged insulation boards, an FPC flexible circuit mainboard is arranged between the two insulation boards, a plurality of upper end circuit support plates are arranged at the upper ends of the FPC flexible circuit mainboard, FPC connectors for connecting battery cells are arranged at the front sections of the upper end circuit support plates, a plurality of lower end circuit support plates are arranged at the lower ends of the FPC flexible circuit mainboard, and female end connector for connecting a BMS module are arranged at the front ends of the lower end circuit support plates.

Preferably, a plurality of sheet metal brackets are arranged on the side wall of one insulating plate of the insulating plate suite at intervals, and the insulating plate suite is fixed in the power battery pack by the sheet metal brackets.

Preferably, the sheet metal support is of an L-shaped structure and comprises a vertical support and a horizontal support, wherein the vertical support is used for being fixed on the insulating plate, and the horizontal support is used for being fixed on the bottom plate of the power battery pack.

Preferably, two rivet holes are correspondingly formed in two insulating plates of the insulating plate suite, and the plastic rivet penetrates through the rivet hole of one insulating plate and the FPC flexible circuit main board to fix the vertical support of the metal plate support on the side wall of the other insulating plate.

Preferably, the number of the sheet metal brackets is four.

Preferably, the number of the FPC connectors is three.

Preferably, the female terminal connectors are four.

The utility model also designs a power battery pack, which comprises an electric core and a BMS module, and is characterized in that: and the power battery pack is internally provided with a power battery FPC module for replacing a wire harness structure.

The battery core and the BMS module are connected through a power battery FPC module instead of a wire harness structure.

The power battery FPC module replaces a wire harness structure and is fixed on a bottom plate of the battery pack through a metal plate bracket.

The utility model has the beneficial effects that:

1. the utility model has the advantages of easier electrical layout in a small space of the battery pack, safety, light weight, regular layout and the like.

2. The utility model can bring rapid cost reduction through modularized production.

3. The utility model realizes the advantages of thin thickness and high softness through the FPC flexible circuit main board and the support board.

Drawings

Fig. 1 is a perspective view of a power battery FPC module of the present utility model in place of a harness structure;

FIG. 2 is a side view of FIG. 1;

fig. 3 is a perspective view of the power battery pack of the present utility model.

Reference numerals:

1 insulation board, 2FPC flexible line way mainboard, 21 upper end extension board, 22 lower extreme extension board, 3FPC connector, 4 female termination connector, 5 panel beating support, 51 plastics rivet, 6 electric core, 7BMS module.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should 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 will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise. "plurality" means "two or more".

The utility model will be further described with reference to the drawings and the specific examples.

Example 1

The power battery FPC module replacement wire harness structure as shown in figures 1-2 comprises an insulation board suite, wherein the insulation board suite comprises two oppositely arranged insulation boards 1, an FPC flexible circuit main board 2 is arranged between the two insulation boards 1, three upper end circuit support boards 21 are arranged between the upper ends of the FPC flexible circuit main boards 2, FPC connectors 3 for connecting battery cells 6 are arranged at the front sections of the upper end circuit support boards 21, four lower end circuit support boards 22 are arranged between the lower ends of the FPC flexible circuit main boards 2, and female end connector 4 for connecting BMS modules 7 are arranged at the front ends of the lower end circuit support boards 22.

Four metal plate brackets 5 are arranged on the side wall of one insulating plate 1 of the insulating plate suite at intervals, the metal plate brackets 5 are of an L-shaped structure and comprise vertical brackets and horizontal brackets, the vertical brackets are used for being fixed on the insulating plate, and the horizontal brackets are used for being fixed on the bottom plate of the power battery pack. Two rivet holes are correspondingly formed in two insulating plates of the insulating plate suite, and the plastic rivet 51 penetrates through the rivet hole of one insulating plate and the FPC flexible circuit main board 2 to fix the vertical support of the metal plate support 5 on the side wall of the other insulating plate 1.

Example 2

The power battery pack shown in fig. 3, which includes the battery cell 6 and the BMS module 7, is characterized in that the power battery pack is provided therein with the power battery FPC module as in embodiment 1 instead of the harness structure. The battery cell 6 and the BMS module 7 are connected through a power battery FPC module instead of a wire harness structure. The power battery FPC module replaces the wire harness structure and is fixed on the bottom plate of the battery pack through the metal plate bracket 5.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. A power battery FPC module replaces wire harness structure, its characterized in that: including insulation board external member, insulation board external member includes insulation board (1) that two relative settings set up, is provided with FPC flexible line way mainboard (2) between two insulation board (1), FPC flexible line way mainboard (2) upper end interval is equipped with a plurality of upper end circuit extension boards (21), the anterior segment of upper end circuit extension board (21) all is equipped with FPC connector (3) that are used for connecting electric core (6), FPC flexible line way mainboard (2) lower extreme is provided with a plurality of lower extreme circuit extension boards (22), the front end of lower extreme circuit extension board (22) all is equipped with female termination plug-in components (4) that are used for connecting BMS module (7).

2. The power cell FPC module replacement harness structure according to claim 1, characterized in that: a plurality of metal plate supports (5) are arranged on the side wall of one insulating plate (1) of the insulating plate suite at intervals, and the insulating plate suite is fixed in the power battery pack by the metal plate supports (5).

3. The power cell FPC module replacement harness structure according to claim 2, characterized in that: the metal plate support (5) is of an L-shaped structure and comprises a vertical support and a horizontal support, wherein the vertical support is used for being fixed on an insulating plate, and the horizontal support is used for being fixed on a bottom plate of the power battery pack.

4. The power cell FPC module replacement wiring harness structure according to claim 3, characterized in that: two rivet holes are correspondingly formed in two insulating plates (1) of the insulating plate suite, and plastic rivets (51) penetrate through the rivet holes of one insulating plate and the FPC flexible circuit main board (2) to fix the vertical support of the metal plate support (5) on the side wall of the other insulating plate (1).

5. The power cell FPC module replacement harness structure according to claim 4, characterized in that: the number of the sheet metal brackets (5) is four.

6. The power cell FPC module replacement harness structure according to claim 1, characterized in that: the number of the FPC connectors (3) is three.

7. The power cell FPC module replacement harness structure according to claim 1, characterized in that: the number of the female terminal connectors (4) is four.

8. Power battery package, including electric core (6) and BMS module (7), its characterized in that: the power battery pack is internally provided with the power battery FPC module as claimed in claim 1 for replacing a wire harness structure.

9. The power cell pack of claim 8, wherein: the battery core (6) and the BMS module (7) are connected through a power battery FPC module instead of a wire harness structure.

10. The power cell pack of claim 8, wherein: the power battery FPC module replaces a wire harness structure and is fixed on a bottom plate of the battery pack through a metal plate bracket (5).