CN218101589U

CN218101589U - Battery module

Info

Publication number: CN218101589U
Application number: CN202222326603.3U
Authority: CN
Inventors: 占杨娇; 杨秋立; 张鹏; 马姜浩; 金佺良
Original assignee: Jiangsu Zenio New Energy Battery Technologies Co Ltd
Current assignee: Jiangsu Zenio New Energy Battery Technologies Co Ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-20
Anticipated expiration: 2032-09-01

Abstract

An embodiment of the utility model provides a battery module relates to battery technical field. The battery module comprises a battery core, an end plate, a low-voltage output base and an acquisition wiring harness plate; the number of the battery cells is multiple, and the multiple battery cells are sequentially distributed; on the direction of arranging along a plurality of electric cores, at least one side of a plurality of electric cores is provided with the end plate, and low pressure output base can dismantle with the end plate and be connected, gathers the pencil board and sets up in the top of electric core, gathers the pencil board and can dismantle with low pressure output base and be connected, and it can be convenient for change low pressure output base, reduces the cost, simplifies the technology.

Description

Battery module

Technical Field

The utility model relates to a battery technology field particularly, relates to a battery module.

Background

At present, the low-voltage output base and the wiring harness isolation plate are generally integrated in the technical field of batteries, the bus bar is arranged on the wiring harness isolation plate, and the bus bar is welded with a pole of an electric core.

Because of low pressure output base and pencil division board are integrated as an organic whole, and busbar and electric core welding fix the pencil division board at electric core top, lead to only milling the welding position of busbar and electric core when needing to be changed low pressure output base, and the cost is higher, and technology is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a battery module, for example, it can be convenient for change low pressure output base, and the cost is reduced simplifies technology.

The embodiment of the utility model discloses a can realize like this:

the embodiment of the utility model provides a battery module, which comprises an electric core, an end plate, a low-voltage output base and an acquisition wiring board; the number of the battery cells is multiple, and the multiple battery cells are sequentially distributed; along a plurality of on the electric core direction of arranging, at least one side of a plurality of electric cores is provided with the end plate, low pressure output base with the end plate can be dismantled and be connected, gather the pencil board set up in the top of electric core, gather the pencil board with low pressure output base can be dismantled and be connected.

Optionally, the collection pencil board is close to the one end of end plate is provided with the plug connector, low pressure output base with be provided with the buckle on one of them in the plug connector, be provided with the draw-in groove on the other, the buckle with the cooperation of draw-in groove joint.

Optionally, an opening is formed in the top of the low-pressure output base, and the buckle is arranged on the inner wall of the low-pressure output base; the plug connector by the opening extends to the inside of low pressure output base, the draw-in groove set up in on the plug connector.

Optionally, the clamping groove is disposed on a surface of the plug connector facing the battery cell.

Optionally, the number of the buckles and the number of the clamping grooves are multiple, and the plurality of buckles are matched with the plurality of clamping grooves in a one-to-one correspondence manner.

Optionally, the top of the end plate is provided with an insertion groove, the bottom of the low-pressure output base is provided with an insertion column, and the insertion column is in insertion fit with the insertion groove.

Optionally, the insertion column is in interference fit with the insertion groove.

Optionally, the end of the insertion column is provided with a chamfer.

Optionally, the battery further comprises a wire harness isolation plate, wherein the wire harness isolation plate is arranged at the top of the battery core, and the collection wire harness plate is arranged on the wire harness isolation plate.

Optionally, the collection wiring harness board comprises a busbar and a collection circuit board which are connected, the busbar is connected with the pole of the battery cell, and the collection circuit board is detachably connected with the low-voltage output base.

The utility model discloses battery module's beneficial effect includes, for example: in order to facilitate replacement of the low-voltage output base, when the low-voltage output base is installed, the low-voltage output base is detachably connected with the end plate, the low-voltage output base is detachably connected with the acquisition wiring harness plate, and the low-voltage output base is fixed; when the low-voltage output base needs to be disassembled, the low-voltage output base is disconnected with the end plate, and the low-voltage output base is disconnected with the acquisition wiring harness plate, so that the low-voltage output base can be taken down, the cost is reduced, and the process is simplified.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a battery module according to an embodiment of the present disclosure;

fig. 2 is an exploded view of a battery module according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a low-voltage output base according to an embodiment of the present disclosure;

FIG. 4 is a partial schematic structural view of a display connector according to an embodiment of the present application;

fig. 5 is a schematic partial structural view for showing the matching of the buckle and the clamping groove in the embodiment of the application.

Icon: 100-electric core; 200-an end plate; 210-a plug-in slot; 300-low voltage output base; 310-a buckle; 320-opening; 330-a plug column; 331-chamfering; 400-collecting a wiring harness board; 410-plug connector; 411-card slot; 420-a bus bar; 430-a collection circuit board; 500-harness isolation board.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the directions or positional relationships indicated by the terms "up", "down", "inside", "outside", etc. appear based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

The inventor of this application discovers, because of low pressure output base and pencil division board are integrated as an organic whole, and the busbar is fixed the pencil division board at electric core top with electric core welding, leads to milling the welding position of busbar and electric core when needing to be changed low pressure output base, and the cost is higher, and technology is complicated. The present embodiment provides a battery module at least for solving the technical problem.

Referring to fig. 1-2, the battery module provided in the present embodiment includes a battery cell 100, an end plate 200, a low voltage output base 300, and an acquisition harness board 400; the number of the battery cells 100 is multiple, and the multiple battery cells 100 are sequentially arranged; on a plurality of electric cores 100 direction of arranging, at least one side of a plurality of electric cores 100 is provided with end plate 200, and low pressure output base 300 can dismantle with end plate 200 and be connected, gathers pencil board 400 and sets up in the top of electric core 100, gathers pencil board 400 and low pressure output base 300 and can dismantle and be connected.

In an alternative embodiment, the number of the end plates 200 is two, and the two end plates 200 are respectively disposed on two sides of the plurality of battery cells 100 in the arrangement direction of the plurality of battery cells 100, so as to limit the battery cells 100; the low pressure outlet base 300 is detachably connected to one of the end plates 200, and the low pressure outlet base 300 is detachably connected to the collection harness plate 400.

In order to facilitate replacement of the low-voltage output base 300, when the low-voltage output base 300 is installed, the low-voltage output base 300 is detachably connected with the end plate 200, the low-voltage output base 300 is detachably connected with the collection wiring harness plate 400, and the low-voltage output base 300 is fixed; when the low-pressure output base 300 needs to be detached, the low-pressure output base 300 is disconnected from the end plate 200, and the low-pressure output base 300 is disconnected from the collecting harness plate 400, so that the low-pressure output base 300 can be taken down, the cost is reduced, and the process is simplified.

Referring to fig. 3 to 5, in an alternative embodiment, an end of the collecting harness board 400 close to the end board 200 is provided with a plug connector 410, one of the low-voltage output base 300 and the plug connector 410 is provided with a buckle 310, the other is provided with a slot 411, and the buckle 310 is in clamping fit with the slot 411.

It should be noted that, because the plug 410 and the low-voltage output base 300 are plugged and unplugged frequently, the mating failure between the plug 410 and the low-voltage output base 300 or the mating failure between the low-voltage output base 300 and the end plate 200 is easily caused, and the cost required for replacing parts after the mating failure is more and more manpower is consumed due to the design that the original low-voltage output base 300 and the harness isolation plate 500 are integrated into a whole. The design of this application regards low pressure output base 300 as solitary detachable spare part, and low pressure output base 300 is fixed on end plate 200, compares in original low pressure output base 300 and the more convenient change after sale of the integrated design of pencil division board 500, reduce cost.

It should be noted that the collection harness board 400 extends in a direction parallel to the top surface of the battery cell 100, and the extension direction of the plug 410 is perpendicular to the extension direction of the collection harness board 400; the low-voltage output base 300 is provided with a buckle 310, and the plug connector 410 is provided with a clamping groove 411; or, the low voltage output base 300 is provided with a clamping groove 411, and the plug connector 410 is provided with a buckle 310.

Through buckle 310 and draw-in groove 411 joint cooperation, can dismantle the collection pencil board 400 and be connected with low pressure output base 300, be convenient for carry out the dismouting to collection pencil board 400 and low pressure output base 300.

In an alternative embodiment, the top of the low pressure output base 300 is provided with an opening 320, and the buckle 310 is provided on the inner wall of the low pressure output base 300; plug element 410 extends from opening 320 to the interior of low-voltage output base 300, and card slot 411 is disposed on plug element 410.

It should be noted that a hollow area is provided on the inner wall of one side of the low-pressure output base 300, and the buckle 310 is disposed in the hollow area, so that the buckle 310 can deform under the action of pressure.

When the plug connector 410 extends from the top opening 320 of the low-voltage output base 300 to the inside of the low-voltage output base 300, the buckle 310 deforms under the pressure of the plug connector 410 until the buckle 310 is clamped with the clamping groove 411, and the buckle 310 recovers deformation, so that the low-voltage output base 300 is connected with the plug connector 410. When the plug 410 and the low voltage output base 300 need to be disassembled, the buckle 310 is pressed to separate the buckle 310 from the slot 411.

In an alternative embodiment, the card slot 411 is disposed on a surface of the plug 410 facing the battery cell 100.

It should be noted that the card slot 411 is disposed on the surface of the plug 410 facing the battery cell 100, and the buckle 310 is disposed on the side of the low voltage output base 300 close to the battery cell 100.

In an alternative embodiment, the number of the fasteners 310 and the number of the card slots 411 are both multiple, and the multiple fasteners 310 are matched with the multiple card slots 411 in a one-to-one correspondence manner.

For example, the number of the latches 310 and the slots 411 is two, and the two latches 310 are fitted to the two slots 411 in a one-to-one correspondence. It is understood that the number of the latches 310 and the slots 411 may be determined according to actual conditions.

In an alternative embodiment, the top of the end plate 200 is provided with a plug-in slot 210, the bottom of the low pressure output base 300 is provided with a plug-in post 330, and the plug-in post 330 is in plug-in fit with the plug-in slot 210.

During the process of installing the low voltage outlet base 300, the insertion column 330 is inserted into the insertion groove 210, so as to position the low voltage outlet base 300 and prevent the low voltage outlet base 300 from being displaced in the horizontal direction.

In an alternative embodiment, the bayonet posts 330 are an interference fit with the bayonet slots 210.

In order to limit the low-voltage output base 300 in the horizontal direction and limit the low-voltage output base 300 in the vertical direction, the insertion column 330 is in interference fit with the insertion groove 210, so that the low-voltage output base 300 is not easy to shift vertically when the insertion column 330 is in insertion fit with the insertion groove 210. And because plug connector 410 passes through buckle 310 and draw-in groove 411 looks joint with low pressure output base 300, further carry on spacingly to low pressure output base 300 to guarantee low pressure output base 300's stability.

In an alternative embodiment, the end of the bayonet 330 is provided with a chamfer 331.

During the insertion of the plug 330 into the plug slot 210, the chamfer 331 at the end of the plug 330 guides the plug 330 to facilitate the insertion of the plug 330 into the plug slot 210.

In an optional embodiment, the battery module further includes a harness isolation plate 500, the harness isolation plate 500 is disposed on the top of the battery core 100, and the collection harness plate 400 is disposed on the harness isolation plate 500.

It should be noted that the harness isolation plate 500 is disposed between the collection harness plate 400 and the top surface of the battery cell 100, and the surface of the harness isolation plate 500 away from the battery cell 100 is used for disposing the collection harness plate 400, so as to fix the collection harness plate 400.

In an optional embodiment, the collection wiring harness board 400 includes a bus bar 420 and a collection circuit board 430 that are connected, the bus bar 420 is connected with a pole of the battery cell 100, and the collection circuit board 430 is detachably connected with the low voltage output base 300.

It should be noted that the plug-in unit 410 is disposed at one end of the acquisition circuit board 430, the bus bars 420 are disposed on both sides of the acquisition circuit board 430, the bus bars 420 on both sides of the acquisition circuit board 430 are respectively welded to the positive and negative poles of the battery cell 100, and the plug-in unit 410 and the low-voltage output base 300 are clamped by the buckle 310 and the clamping slot 411; the collection circuit board 430 is flexible, and when the clamp 310 and the clamp groove 411 are released from clamping, the low-voltage output base 300 can be detached from the end plate 200.

In an alternative embodiment, the collection circuit board 430 is a low voltage collection circuit board, the low voltage output base 300 is a low voltage output base, and the plug 410 is a low voltage plug.

To sum up, the embodiment of the present invention provides a battery module, in order to facilitate replacement of the low voltage output base 300, when the low voltage output base 300 is installed, the low voltage output base 300 is inserted into and matched with the end plate 200, and the low voltage output base 300 is inserted into and matched with the collecting harness plate 400 through the buckle 310 and the slot 411, so as to fix the low voltage output base 300; and when low pressure output base 300 is dismantled to needs, remove grafting with low pressure output base 300 and end plate 200 to remove the joint with buckle 310 and draw-in groove 411, just can take off low pressure output base 300, this process need not to mill off busbar 420 and electric core 100's welding position, and the cost is reduced has simplified technology.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A battery module is characterized by comprising a battery core (100), an end plate (200), a low-voltage output base (300) and an acquisition wiring harness plate (400);

the number of the battery cells (100) is multiple, and the multiple battery cells (100) are sequentially arranged;

the end plate (200) is arranged on at least one side of the plurality of battery cells (100) along the arrangement direction of the plurality of battery cells (100), and the low-voltage output base (300) is detachably connected with the end plate (200);

the collection wiring harness board (400) is arranged at the top of the battery cell (100), and the collection wiring harness board (400) is detachably connected with the low-voltage output base (300).

2. The battery module according to claim 1, wherein a plug connector (410) is arranged at one end of the collecting harness plate (400) close to the end plate (200), a buckle (310) is arranged on one of the low-voltage output base (300) and the plug connector (410), a clamping groove (411) is arranged on the other one of the low-voltage output base and the plug connector, and the buckle (310) is in clamping fit with the clamping groove (411).

3. The battery module according to claim 2, wherein the top of the low voltage output base (300) is provided with an opening (320), and the snap (310) is arranged on the inner wall of the low voltage output base (300); the plug connector (410) is extended to the inside of the low-voltage output base (300) through the opening (320), and the clamping groove (411) is formed in the plug connector (410).

4. The battery module according to claim 3, characterized in that the clamping groove (411) is provided on a surface of the plug connector (410) facing the battery cell (100).

5. The battery module according to claim 2, wherein the number of the snaps (310) and the card slots (411) is plural, and the plural snaps (310) are fitted to the plural card slots (411) in one-to-one correspondence.

6. The battery module according to claim 1, wherein the top of the end plate (200) is provided with a plug groove (210), the bottom of the low-voltage output base (300) is provided with a plug column (330), and the plug column (330) is in plug fit with the plug groove (210).

7. The battery module according to claim 6, wherein the plug posts (330) are in interference fit with the plug grooves (210).

8. The battery module according to claim 6, wherein the ends of the insertion posts (330) are provided with chamfers (331).

9. The battery module according to claim 1, further comprising a harness isolation plate (500), wherein the harness isolation plate (500) is disposed on top of the battery cells (100), and the collection harness plate (400) is disposed on the harness isolation plate (500).

10. The battery module according to claim 9, wherein the collection wiring harness board (400) comprises a bus bar (420) and a collection circuit board (430) which are connected, the bus bar (420) is connected with a pole of the battery core (100), and the collection circuit board (430) is detachably connected with the low-voltage output base (300).