CN217881793U

CN217881793U - Battery module with over-high current penetrating rods connected in series

Info

Publication number: CN217881793U
Application number: CN202222222493.6U
Authority: CN
Inventors: 黄晋发; 殷腾超; 侯广芳; 曹凤
Original assignee: Shandong Xuzun Electronic Technology Co ltd
Current assignee: Shandong Xuzun Electronic Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-11-22
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a battery module of pole series connection is worn to too big electric current for power lithium ion battery technical field, including electric core layer, electric core layer is three groups of having arranged side by side, electric core layer includes the electric core body that intermediate position department array was arranged to and the aluminium nickel complex piece that electric core body both sides series connection department is connected, and the plastic support of the compound piece outside assembly of aluminium nickel. In the embodiment, the plastic bracket is used for effectively protecting the battery cell and fixing the battery cell, so that the battery cell can exert due performance in a severe environment; the battery cell assembly method is very convenient in the assembly process, and the battery cells can be combined in a corresponding mode to form the required battery module; the series connection part is connected by an aluminum-nickel composite sheet, and has strong overcurrent capacity. The screw locking structure at the top facilitates later maintenance and accessory replacement; the screw rod penetrates through the battery pack and the baffle, and the baffle and the shell are fixed by screws. Therefore, the module is completely fixed, and the use stability and safety of the battery pack are improved.

Description

Battery module with over-high current penetrating rods connected in series

Technical Field

The utility model is used for power lithium ion battery technical field, concretely relates to battery module that pole series is worn to too big electric current.

Background

The rechargeable battery includes a nickel metal hydride battery or a lithium ion battery, etc. The rechargeable battery serves as an energy storage component and can be repeatedly charged and discharged many times. The rechargeable battery can be used in vehicles, electronic or electrical devices, etc. to provide power, and the over-current capability of the battery module in the market is weak, so that the safety is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery module of pole series connection is worn to too big electric current solves the lower problem of the weaker security of electric current ability.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

according to the utility model discloses a battery module that pole was established ties is worn to too big electric current, including the electricity sandwich layer, the electricity sandwich layer is three groups of having arranged side by side, the electricity sandwich layer includes the electric core body that intermediate position department array was arranged to reach the aluminium nickel composite sheet that electricity core body both sides series connection department is connected, and the plastic support of the compound sheet outside assembly of aluminium nickel, three groups of arranging side by side electricity core layer outside is attached with the epoxy board, the panel beating baffle of bending is all attached in the outside of epoxy board, electricity sandwich layer, epoxy board and the panel beating baffle of bending pass through screw rod interconnect.

Furthermore, four through holes are distributed in the electric core layer, the epoxy resin plate and the bent metal plate baffle in a diffusion mode along the central point, and screws with two ends fixed through nuts are inserted among the through holes corresponding to the electric core layer, the epoxy resin plate and the bent metal plate baffle in a penetrating mode.

Furthermore, an opening penetrates through the center of the bent metal plate baffle.

Furthermore, two adjacent plastic supports which are transversely arranged between the cell bodies are provided with through openings.

Furthermore, a connecting sheet is integrally formed in the middle of the top end of the plastic support, and a connecting hole is formed in the connecting sheet.

The utility model discloses an useful part lies in:

in the embodiment, the plastic bracket can effectively protect the battery cell and fix the battery cell, so that the battery cell can exert due performance in a severe environment; the battery cell assembly method is very convenient in the assembly process, and the battery cells can be combined in a corresponding mode to form the required battery module; the series connection part is connected by an aluminum-nickel composite sheet, and has strong overcurrent capacity. The screw locking structure at the top facilitates later maintenance and accessory replacement; the screw rod penetrates through the battery pack and the baffle, and the baffle and the shell are fixed by screws. Therefore, the module is completely fixed, and the use stability and safety of the battery pack are improved.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. The drawings of the illustrative embodiments and their description are provided to explain the present invention and do not constitute an undue limitation on the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

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

fig. 3 is a schematic overall top view structure of the present invention;

fig. 4 is a schematic view of the overall bottom structure of the present invention.

Description of the reference numerals:

1. an electrical core layer; 2. a cell body; 3. an aluminum-nickel composite sheet; 4. a plastic support; 5. an epoxy board; 6. bending the metal plate baffle; 7. an M6 screw; 8. a through hole; 9. an opening; 10. a through opening; 11. connecting sheets; 12. and connecting the holes.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

As shown in fig. 1-4, according to the utility model discloses a battery module of excessive current through-rod series connection, including electric core layer 1, electric core layer 1 is three groups of arranging side by side, electric core layer 1 includes electric core body 2 that intermediate position department array was arranged, and the aluminium-nickel composite sheet 3 that the series connection department in electric core body 2 both sides was connected, and the plastic support 4 of 3 outside assembly of aluminium-nickel composite sheet, three groups of arranging side by side the electric core layer 1 outside is attached with epoxy board 5, the outside of epoxy board 5 is all attached with bent panel beating baffle 6, electric core layer 1, epoxy board 5 and bent panel beating baffle 6 interconnect through M6 screw 7;

the assembling process is very convenient, and the battery cell bodies 2 can be combined in a corresponding mode to form the required battery module; the electrical core body 2 can be effectively protected by attaching the epoxy resin plates 5 to two sides of the electrical core body 2 and attaching the plastic supports 4 to two sides of the epoxy resin plates 5, and the electrical core body 2 can be fixed by using the plastic supports 4, so that the electrical core body 2 can exert due performance in severe environment;

series connection department adopts the compound piece 3 of aluminium nickel to connect, possess powerful overcurrent ability, and M6 screw rod 7 passes electric core layer 1, epoxy board 5 and bends panel beating baffle 6, and electric core layer 1, epoxy board 5 and bend panel beating baffle 6 and for the casing screw fixation make the module fixed completely like this, increase the stability and the security top lock screw structure that the group battery used, later stage maintenance is more convenient with the change accessory.

In this embodiment, four through holes 8 are distributed in the electric core layer 1, the epoxy resin plate 5 and the bent sheet metal baffle 6 along the central point in a diffusion manner, and M6 screws 7 with two ends fixed by nuts are inserted between the electric core layer 1, the epoxy resin plate 5 and the through holes 8 corresponding to the bent sheet metal baffle 6;

the M6 screw 7 penetrates through the through holes 8 in the electric core layer 1, the epoxy resin plate 5 and the bent sheet metal baffle 6, and the electric core layer 1, the epoxy resin plate 5 and the bent sheet metal baffle 6 are fixed with the shell through screws by locking the M6 screw 7 through nuts.

In this embodiment, an opening 9 penetrates through the center of the bent sheet metal baffle 6;

the square or other openings 9 with the shapes can play a role in heat dissipation in the process of assembling the battery cell layer 1, the epoxy resin plate 5, the bent metal plate baffle 6 and the shell, so that the problem that parts are hot inside due to long service life is avoided.

In this embodiment, through openings 10 are formed in the plastic supports 4 between two adjacent transversely arranged battery cell bodies 2;

the plurality of through holes 10 can be connected with a circuit in the battery cell body 2 to play a role in series connection; the series connection department adopts the compound piece 3 of aluminium nickel to connect, has powerful overcurrent ability to certain security performance has.

In this embodiment, a connecting sheet 11 is integrally formed at the middle position of the top end of the plastic support 4, and a connecting hole 12 is formed on the connecting sheet 11; the connecting holes 12 can be used to fix the position of the plastic support 4, and the plastic support 4 can effectively protect the cell body 2 and fix the cell body 2, so that the cell body can exert proper performance in a severe environment.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a battery module of pole series connection is worn to too big electric current, includes electric core layer (1), its characterized in that: electric core layer (1) is three groups of having arranged side by side, electric core layer (1) includes electric core body (2) that intermediate position department array was arranged to and the aluminium-nickel composite sheet (3) that electric core body (2) both sides series connection department was connected, and plastic support (4) of the assembly in aluminium-nickel composite sheet (3) outside, three groups of arranging side by side electric core layer (1) outside is attached with epoxy board (5), the outside of epoxy board (5) is all attached with panel beating baffle (6) of bending, electric core layer (1), epoxy board (5) and panel beating baffle (6) of bending pass through screw rod (7) interconnect.

2. The battery module of claim 1 in which the overcurrent through-rods are connected in series, wherein: the battery cell layer (1), the epoxy resin plate (5) and the bent metal plate baffle (6) are provided with four through holes (8) along the central point diffusion distribution, and screws (7) with two ends fixed through nuts are inserted among the through holes (8) corresponding to the battery cell layer (1), the epoxy resin plate (5) and the bent metal plate baffle (6).

3. The battery module of claim 1 in which the overcurrent through-rods are connected in series, wherein: an opening (9) penetrates through the center of the bent sheet metal baffle (6).

4. The battery module of claim 1 in which the overcurrent through-rods are connected in series, wherein: and through openings (10) are formed in the plastic supports (4) between the two adjacent transversely-arranged battery cell bodies (2).

5. The battery module of claim 1 in which the overcurrent through-rods are connected in series, wherein: a connecting sheet (11) is integrally formed in the middle of the top end of the plastic support (4), and a connecting hole (12) is formed in the connecting sheet (11).