CN217280999U

CN217280999U - Battery device

Info

Publication number: CN217280999U
Application number: CN202221172010.XU
Authority: CN
Inventors: 赵冬; 曹智娟
Original assignee: China Lithium Battery Technology Co Ltd
Current assignee: China Lithium Battery Technology Co Ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-08-23
Anticipated expiration: 2032-05-16

Abstract

The utility model relates to the technical field of batteries, in particular to a battery device, which comprises a beam and a plurality of batteries, wherein the plurality of batteries are arranged along a first direction, one side surface of each battery along the first direction is provided with a pole, the other side surface is provided with a groove, and at least part of the pole of each battery is positioned in the groove of the adjacent battery; the battery further comprises a side insulating plate, the side insulating plate is arranged between the battery and the beam, the side insulating plate comprises a first portion, and at least part of the first portion is located above the pole. Through the structure design, the utility model provides a battery device can utilize the first portion of lateral part insulation board to provide in utmost point post top and shelter from the function, avoids the foreign matter to fall to the utmost point post of battery on and influence its insulating properties, and then promotes battery device's security performance.

Description

Battery device

Technical Field

The utility model relates to a battery technology field especially relates to a battery device.

Background

One side of the battery large face of the existing battery device is provided with a pole, and because gaps are formed among a plurality of batteries arranged in the battery device, the risk that foreign matters fall onto the pole through the gaps exists, the insulating property of the pole is affected, and the safety performance of the battery device is poor.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to overcome at least one of the above-mentioned drawbacks of the prior art, and to provide a battery device capable of preventing foreign matter from falling onto a battery post.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

according to one aspect of the present invention, there is provided a battery device, comprising a beam and a plurality of batteries, wherein the plurality of batteries are arranged along a first direction, each of the batteries has a terminal disposed on one side surface along the first direction, and a groove disposed on the other side surface, and at least a part of the terminal of the battery is disposed in the groove adjacent to the battery; the battery device further comprises a side insulating plate, the side insulating plate is arranged between the battery and the beam, the side insulating plate comprises a first portion, and at least part of the first portion is located above the pole.

According to the above technical scheme, the utility model provides a battery device's advantage lies in with positive effect:

the utility model provides a battery device sets up the lateral part insulation board between battery and roof beam, and the lateral part insulation board has the first portion that at least part is located the top of utmost point post. Through the structure design, the utility model provides a battery device can utilize the first portion of lateral part insulation board to provide in utmost point post top and shelter from the function, avoids the foreign matter to fall to the utmost point post of battery on and influence its insulating properties, and then promotes battery device's security performance.

Drawings

The various objects, features and advantages of the present invention will become more apparent from the following detailed description of the preferred embodiments of the invention, when considered in conjunction with the accompanying drawings. The drawings are merely exemplary of the invention and are not necessarily drawn to scale. In the drawings, like reference characters designate the same or similar parts throughout the different views. Wherein:

fig. 1 is a schematic perspective view of a battery device according to an exemplary embodiment;

fig. 2 is a plan view of the battery device shown in fig. 1;

fig. 3 is a perspective exploded schematic view of a partial structure of the battery device shown in fig. 1;

FIG. 4 is a partially enlarged schematic view of the side insulating plate shown in FIG. 1;

fig. 5 is an enlarged schematic view of a portion a in fig. 1;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 7 is an enlarged schematic view of a portion C in fig. 6.

The reference numerals are explained below:

100. a battery;

110. a pole column;

120. a groove;

130. a flange;

200. a beam;

300. a side insulating plate;

310. a first part;

311. a second fixed structure;

312. an arching portion;

320. a second section;

330. a suspended wall;

500. an end insulating plate;

510. a first fixed structure;

600. a glue layer;

x. a first direction;

y. a second direction.

Detailed Description

Exemplary embodiments that embody features and advantages of the invention are described in detail below. It is to be understood that the invention is capable of other and different embodiments, and its several details are capable of modification in various other respects, all without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature, and not as restrictive.

In the following description of various exemplary embodiments of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "over," "between," "within," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., in accordance with the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.

Referring to fig. 1, a schematic perspective view of a battery device according to the present invention is representatively shown, in which a part of the structure of the battery device, such as a cover plate, is omitted. In this exemplary embodiment, the battery device provided by the present invention is described taking an in-vehicle battery as an example. It will be readily appreciated by those skilled in the art that various modifications, additions, substitutions, deletions, or other changes may be made to the embodiments described below in order to adapt the inventive arrangements to other types of battery devices or other processes, and still fall within the scope of the principles of the present invention.

As shown in fig. 1, in the present embodiment, the battery device provided by the present invention includes a plurality of batteries 100 arranged along a first direction X, and the batteries 100 are accommodated in a case including a beam 200. Referring to fig. 2-7 in combination, fig. 2 representatively illustrates a top view of a battery device; a schematic perspective exploded view of a partial structure of the battery device, specifically illustrating a perspective exploded structure of the battery 100, the side insulating plates 300, and the end insulating plates 500, is representatively illustrated in fig. 3; fig. 4 representatively illustrates a partially enlarged schematic view of the side insulating plate 300, particularly illustrating an enlarged structure of one end of the side insulating plate 300 in the first direction X; an enlarged schematic view of portion a of fig. 1 is representatively illustrated in fig. 5;

representatively illustrated in fig. 6 is a cross-sectional view taken along line B-B of fig. 2; an enlarged schematic view of portion C of fig. 6 is representatively illustrated in fig. 7. The structure, connection mode and functional relationship of the main components of the battery device provided by the present invention will be described in detail below with reference to the above drawings.

As shown in fig. 1 to 3, in an embodiment of the present invention, one side surface of each battery 100 along the first direction X is provided with a terminal post 110, and the other side surface is provided with a groove 120, and the plurality of batteries 100 are arranged alternately on the two surfaces, that is, the terminal post 110 of one of the two adjacent batteries 100 is at least partially located in the groove 120 of the other one. On this basis, the present invention provides a battery device further including a side insulating plate 300, the side insulating plate 300 being disposed between the battery 100 and the beam 200. Wherein the side insulating plate 300 includes a first portion 310, at least a portion of the first portion 310 being located above the pole 110. Through the structure design, the utility model provides a battery device can utilize first portion 310 of lateral part insulation board 300 to provide above utmost point post 110 and shelter from the function, avoids the foreign matter to fall to battery 100's utmost point post 110 on and influence its insulating properties, and then promotes battery device's security performance.

As shown in fig. 3 to 5, in an embodiment of the present invention, the side insulating plate 300 may further include a second portion 320, and the second portion 320 is located between the battery 100 and the beam 200. Through the above structure design, the utility model discloses second portion 320 that can utilize lateral part insulation board 300 provides insulating function between battery 100 and roof beam 200 to further promote battery device's security performance.

As shown in fig. 4, based on the structural design that the side insulating plate 300 includes the second portion 320, in an embodiment of the present invention, an end of the first portion 310 along the first direction X may be provided with a hanging wall 330, and the hanging wall 330 is bent downward from the end of the first portion 310. On this basis, the utility model provides a battery device still includes the collection piece, for example but not limited to the pencil board, and this collection piece is connected with the utmost point post 110 electricity of battery 100, and the tip of collection piece is drawn forth between the tip along first direction X by the overhanging wall 330 of lateral part insulation board 300 and second portion 320.

As shown in fig. 4 and 5, based on the structural design that the end of the collecting element is led out from between the hanging wall 330 and the second portion 320, in an embodiment of the present invention, a gap in the vertical direction may be formed between the hanging wall 330 and the end of the second portion 320, that is, the hanging wall 330 may not be connected to the second portion 320. Accordingly, the end of the acquisition member may be led out by the gap between the cantilever wall 330 and the second portion 320. In some embodiments, the hanging wall 330 and the second portion 320 may also be an integral structure connected to each other, and on this basis, an opening may be formed at the connection position of the hanging wall 330 and the second portion 320, so that the end of the collecting element is led out from the opening, which is not limited to this embodiment.

As shown in fig. 4 and 5, based on the structural design that there is a gap between the overhanging wall 330 and the second portion 320 of the lateral insulating plate 300, in an embodiment of the present invention, the lateral insulating plate 300 can be formed by bending a plate, which is simple in process and high in production efficiency. In some embodiments, the side insulating plate 300 may also be processed in other manners, for example, when the lower portion and the second portion 320 are connected to each other as an integral structure, the side insulating plate 300 may be manufactured by processes such as injection molding, or welding after bending, welding, etc., which are not limited to the embodiment.

As shown in fig. 4 and 5, in an embodiment of the present invention, the first portion 310 and the second portion 320 of the side insulating plate 300 may be an integral structure. Through the structure design, the utility model discloses can simplify lateral part insulation board 300's technology. In addition, the specific processes that can be used for the side insulating plate 300 are illustrated in the above paragraphs, and are not described herein. In some embodiments, the first portion 310 and the second portion 320 may be connected together by welding, fusing, or the like, which is not limited to the present embodiment.

As shown in fig. 1, fig. 3 and fig. 5, in an embodiment of the present invention, the battery device may further include an end insulating plate 500, where the end insulating plate 500 is disposed on an outer side of the battery 100, which is located at the end along the first direction X, facing away from other batteries. Through the structure design, the utility model discloses can utilize the end insulation board to provide insulating function in the battery 100 outside of tip.

As shown in fig. 5, based on the structural design of the battery device including the end insulating plate 500, in an embodiment of the present invention, the top of the end insulating plate 500 may be provided with a first fixing structure 510, and the first portion 310 of the side insulating plate 300 may be provided with a second fixing structure 311, the second fixing structure 311 corresponds to the position of the first fixing structure 510, and the first fixing structure 510 is fixedly matched with the second fixing structure 311. Through the structure design, the utility model discloses can utilize above-mentioned matched with fixed knot to construct and realize the fixed of tip insulation board 500 and lateral part insulation board 300, and be convenient for processing and assembly.

As shown in fig. 5, based on the structural design that the end insulating plate 500 and the side insulating plate 300 are fixedly engaged with each other through the first fixing structure 510 and the second fixing structure 311, in an embodiment of the present invention, the first fixing structure 510 may be a buckle, and the second fixing structure 311 may be a fixing hole. Accordingly, the end insulating plate 500 can be fastened to the fixing hole of the side insulating plate 300 by snap-fastening. In some embodiments, the first fixing structure 510 may also be a fixing hole, and the second fixing structure 311 may also be a buckle. In other words, in various possible embodiments consistent with the design concept of the present invention, one of the first fixing structure 510 and the second fixing structure 311 is a fixing hole, and the other one of the first fixing structure and the second fixing structure is a buckle, and the buckle is fixedly engaged with the fixing hole. In addition, the first fixing structure 510 and the second fixing structure 311 may also adopt other fixing structure designs, such as a pair of tenons and a pair of tenons, which are matched with each other, but not limited to this embodiment.

As shown in fig. 3 and 5, based on the structural design of the battery device including the end insulating plate 500, in an embodiment of the present invention, the end of the end insulating plate 500 along the second direction Y may be provided with a through groove, and the second direction Y is perpendicular to the first direction X. On this basis, the end of the first portion 310 of the side insulating plate 300 in the first direction X may be provided with a hanging wall 330, the hanging wall 330 is bent downward and extends, and the hanging wall 330 blocks the through groove toward the side of the battery 100. Through the structure design, the utility model discloses can utilize the logical groove that tip insulation board 500 seted up to further promote the radiating effect of battery 100, on this basis, the utility model discloses the hanging wall 330 that can also utilize lateral part insulation board 300 shelters from logical groove, avoids the foreign matter to have logical groove to get into battery 100, guarantees battery 100's insulating properties, promotes battery device's security performance.

As shown in fig. 6 and 7, in an embodiment of the present invention, the battery 100 has a flange 130, such as but not limited to a flange edge, and the flange 130 extends along a surface perpendicular to the first direction X. On this basis, the first portion 310 of the side insulating plate 300 may have a raised portion 312 at a position corresponding to the flange 130, the raised portion 312 being raised away from the battery 100. Accordingly, the side of the arch 312 facing the battery 100 can receive at least a portion of the flange 130. Through the structure design, the utility model discloses can utilize the hunch-up portion 312 of lateral part insulation board 300 to dodge the flange 130 of battery 100, avoid producing the structure and interfere.

Based on the structural design that the first portion 310 of the side insulating plate 300 has the arch portion 312 avoiding the flange 130 of the battery 100, in an embodiment of the present invention, a glue layer 600 may be disposed between the first portion 310 of the side insulating plate 300 and the battery 100.

As shown in fig. 7, the first portion 310 of the side insulating plate 300 has a structure designed to avoid the raised portion 312 of the flange 130 of the battery 100, and in an embodiment of the present invention, the other portions of the first portion 310 except the raised portion 312 and the other portions of the battery 100 except the flange 130 may be bonded and fixed by the adhesive layer 600. Through the structure design, the utility model discloses can utilize glue film 600 to bond first portion 310 and battery 100, strengthen connection stability between the two, can avoid the foreign matter to get into simultaneously, further guarantee insulating properties.

It should be noted herein that the battery devices illustrated in the drawings and described in the present specification are only a few examples of the many types of battery devices that can employ the principles of the present invention. It should be clearly understood that the principles of the present invention are by no means limited to any details or any components of the battery device shown in the drawings or described in the present specification.

To sum up, the present invention provides a battery device, which comprises a lateral insulating plate 300 disposed between a battery 100 and a beam 200, wherein the lateral insulating plate 300 has a first portion 310 at least partially located above a terminal post 110. Through the structure design, the utility model provides a battery device can utilize first portion 310 of lateral part insulation board 300 to provide above utmost point post 110 and shelter from the function, avoids the foreign matter to fall to battery 100's utmost point post 110 on and influence its insulating properties, and then promotes battery device's security performance.

Exemplary embodiments of a battery device according to the present invention are described and/or illustrated in detail above. Embodiments of the invention are not limited to the specific embodiments described herein, but rather, components and/or steps of each embodiment may be utilized independently and separately from other components and/or steps described herein. Each component and/or step of one embodiment can also be used in combination with other components and/or steps of other embodiments. When introducing elements/components/etc. described and/or illustrated herein, the articles "a," "an," and "the" are intended to mean that there are one or more of the elements/components/etc. The terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc. Furthermore, the terms "first" and "second" and the like in the claims and the description are used merely as labels, and are not numerical limitations of their objects.

While the proposed battery device has been described in terms of various specific embodiments, those skilled in the art will recognize that the invention can be practiced with modification within the spirit and scope of the claims.

Claims

1. A battery device comprises a beam and a plurality of batteries, and is characterized in that the batteries are arranged along a first direction, one side surface of each battery along the first direction is provided with a pole, the other side surface of each battery is provided with a groove, and at least part of the pole of each battery is positioned in the groove of the adjacent battery; the battery device further comprises a side insulating plate, the side insulating plate is arranged between the battery and the beam, the side insulating plate comprises a first portion, and at least part of the first portion is located above the pole.

2. The battery device of claim 1, wherein the side insulating plates further comprise a second portion, the second portion being located between the battery and the beam.

3. The battery device according to claim 2, wherein an end of the first portion in the first direction is provided with a depending wall extending while being bent downward; the battery device further comprises a collecting piece, the collecting piece is electrically connected with the pole, and the end part of the collecting piece is led out from the suspension wall and the end part of the second part along the first direction.

4. The battery device of claim 2, wherein the first portion and the second portion are a unitary structure.

5. The battery device according to any one of claims 1 to 4, further comprising an end insulating plate provided on an outer side of the battery cell located at an end in the first direction, facing away from other battery cells.

6. The battery device of claim 5, wherein the top of the end insulator plate is provided with a first securing structure and the first portion is provided with a second securing structure, the first securing structure being in secure engagement with the second securing structure.

7. The battery device as claimed in claim 6, wherein one of the first and second fixing structures is a fixing hole, and the other is a snap fit, and the snap fit is snap fit with the fixing hole.

8. The battery device according to claim 5, wherein an end of the end insulating plate in a second direction perpendicular to the first direction is provided with a through groove; the end part of the first part along the first direction is provided with a suspension wall which is bent downwards and extends, and the suspension wall is shielded on one side of the through groove facing the battery.

9. The battery device according to any one of claims 1 to 4, wherein the battery has a flange extending along a surface perpendicular to the first direction; wherein the first portion has an arch portion at a position corresponding to the flange, the arch portion being arched away from the battery, a side of the arch portion facing the battery accommodating at least a portion of the flange.

10. The battery device of claim 9, wherein a glue layer is disposed between the first portion and the battery.

11. The battery device according to claim 9, wherein the first portion, excluding the raised portion, is adhesively fixed to the battery, excluding the flange, by a glue layer.