CN220189846U

CN220189846U - Battery module convenient to vertically stack and arrange and terminal leading-out structure thereof

Info

Publication number: CN220189846U
Application number: CN202321105227.3U
Authority: CN
Inventors: 刘会敏; 郭鹏; 栓柱; 王守康
Original assignee: Shanghai Qiyuan Core Power Technology Co ltd
Current assignee: Shanghai Qiyuan Core Power Technology Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-12-15
Anticipated expiration: 2033-05-10

Abstract

The utility model discloses a battery module and a terminal leading-out structure thereof which are convenient to be stacked up and down, wherein the battery module comprises: the battery cell group, two end plates and a terminal seat. The battery cell group comprises a plurality of battery cells, and each battery cell is sequentially arranged. The two end plates are respectively arranged at two ends of the battery cell group along the length direction. The terminal seat set up in the end plate, the inside electric connecting piece that sets up of terminal seat, electric connecting piece electricity connect in the electric core group, electric connecting piece has electric connecting slot, electric connecting slot is followed each electric core's in the electric core group range direction extends. The electric connecting groove of the terminal seat of the battery module is perpendicular to the end plate, so that enough space can be provided for laterally installing the copper bars, the assembly of the copper bars is facilitated, and the production efficiency is improved.

Description

Battery module convenient to vertically stack and arrange and terminal leading-out structure thereof

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery module which is convenient to stack up and down and a terminal leading-out structure of the battery module.

Background

A plurality of battery modules are usually arranged in the battery pack, each battery module in the battery pack is usually in a tiled arrangement mode, each battery module is tiled on the supporting surface, and the electric connection holes on the terminal blocks of each battery module extend perpendicular to the supporting surface, so that the tops of the battery modules located in the same plane are electrically connected through horizontal copper bars. However, when each battery module in the battery pack is to adopt an up-down stacked arrangement mode, if the electric connection hole is still adopted as an upward traditional terminal seat, the installation space between two adjacent battery modules is small, copper bars are not enough or inconvenient to be adopted to connect each stacked battery module, so that the problem is brought to the assembly of the copper bars on the battery modules, and the improvement of the assembly efficiency of the copper bars is not facilitated.

In view of this, the present utility model has been made.

Disclosure of Invention

The utility model provides a battery module which is convenient to vertically stack and arrange and a terminal leading-out structure thereof.

The utility model adopts the following technical scheme:

a first object of the present utility model is to provide a battery module that is convenient to be stacked up and down, comprising:

the battery cell group comprises a plurality of battery cells, and each battery cell is sequentially arranged;

the two end plates are respectively arranged at two ends of the battery cell group along the length direction;

the terminal seat, the terminal seat set up in the end plate, the terminal seat is inside to be set up electric connecting piece, electric connecting piece electricity connect in the electric core group, electric connecting piece has electric connecting groove, electric connecting groove is followed each electric core's in the electric core group range direction extends.

Optionally, the battery module convenient to stack up and down comprises an upper cover arranged at the top of the battery cell group;

the upper cover is provided with a plurality of aluminum bars, and the aluminum bars at the end parts are provided with bending sections;

the bending section is parallel to the end plate and is inserted into the terminal seat;

the metal connecting piece can penetrate through the bending section and be connected to the electric connecting groove.

Optionally, the bending section is provided with at least two connecting holes;

at least two electric connecting pieces are arranged in the terminal seat;

each metal connecting piece passes through a connecting hole and is connected with the electric connecting groove of the corresponding electric connecting piece.

Optionally, the terminal block has a cavity and a top insertion port communicating with the cavity;

the electric connector is arranged in the cavity;

the bending section is inserted into the cavity through the top insertion opening.

Optionally, the terminal base has a main housing and a cover;

the main housing is connected to the end plate;

the cover body is detachably connected to the main housing, and the cavity and the top insertion opening are formed between the main housing and the cover body.

Optionally, an opening is formed in one side, away from the battery cell group, of the main casing;

the electric connector is arranged on the main shell;

the cover body is connected to one side of the main shell body, which is away from the battery cell group.

Optionally, the main housing has two side plates;

the electric connector is positioned between the two side plates;

the bending section is inserted between the two side plates;

the cover body is detachably connected with the side plate.

Optionally, a bayonet is arranged on the side plate;

the cover body is provided with a clamping convex;

and in a state that the cover body is connected with the main shell, the clamping convex is clamped with the bayonet.

Optionally, the end plate is provided with a slot, and a clamping groove is formed in the inner wall of the slot;

the main housing is provided with a claw,

the main shell part is inserted into the slot, and the clamping claw is clamped in the clamping groove.

A second object of the present utility model is to provide a terminal lead-out structure of a battery module, which is convenient to be stacked up and down, comprising:

the battery modules which are convenient to be stacked up and down are arranged;

the copper bar is provided with a first plate body and a second plate body;

the first plate body is parallel to the end plate, and the second plate body is perpendicular to the end plate;

the first plate body is inserted into the terminal seat, and the metal connecting piece penetrates through the first plate body to be connected with the electric connecting groove.

By adopting the technical scheme, the utility model has the following beneficial effects:

the electric connecting groove of the terminal seat of the battery module is perpendicular to the end plate, enough space can be provided for laterally installing the copper bar, the assembly of the copper bar is convenient, and the production efficiency is remarkably improved.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:

fig. 1 is a schematic perspective view of a battery module according to an embodiment of the present utility model;

fig. 2 is a partial structure view of an exploded view of a battery module according to an embodiment of the present utility model;

fig. 3 is a schematic view of a cover of a terminal block of a battery module in a separated state according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a mating structure of a terminal block and an end plate of a battery module according to an embodiment of the present utility model;

fig. 5 is a schematic view of a structure in which an electrical connector is disposed in a terminal block of a battery module according to an embodiment of the present utility model.

In the figure, 1, a battery cell group; 2. an end plate; 21. a slot; 22. a clamping groove; 3. a terminal base; 31. a main housing; 311. a side plate; 312. a claw; 32. a cover body; 33. a top insertion opening; 34. an electrical connection; 4. an upper cover; 41. aluminium bar; 411. bending sections; 5. a metal connector.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1 to 5, a first embodiment of the present utility model provides a battery module that is convenient to stack and arrange, including: the battery cell group 1, two end plates 2 and a terminal seat 3. The battery cell group 1 comprises a plurality of battery cells, and each battery cell is sequentially arranged. The two end plates 2 are respectively arranged at two ends of the battery cell group 1 along the length direction. The terminal seat 3 set up in end plate 2, the inside electric connecting piece 34 that sets up of terminal seat 3, electric connecting piece 34 electricity connect in electric core group 1, electric connecting piece 34 has electric connecting groove, electric connecting groove extends along the range direction of each electric core in the electric core group 1. The electric connecting groove of the terminal seat 3 of the battery module is perpendicular to the end plate 2, so that enough space can be provided for laterally installing the copper bars, the assembly of the copper bars is facilitated, and the production efficiency is improved.

The battery module that conveniently piles up from top to bottom and arrange is including set up in upper cover 4 at electric core group 1 top, upper cover 4 sets up a plurality of aluminium bars 41, and aluminium bar 41 that is located the tip has bending section 411. The bending section 411 is parallel to the end plate 2, and the bending section 411 is inserted into the terminal seat 3. The metal connector 5 can be connected to the electrical connection slot through the bending section 411. The aluminum bar 41 closest to the terminal seat 3 is provided with a notch which can extend to the electric connecting groove, the bending section 411 is perpendicular to the extending direction of the electric connecting groove, and the bending section 411 is conveniently connected into the electric connecting groove through the metal connecting piece 5 penetrating through the bending section 411 to realize electric connection between the bending section and the electric connecting piece 34.

Referring to fig. 2 to 4, the bending section 411 has at least two connection holes, at least two electrical connectors 34 are disposed in the terminal block 3, and each metal connector 5 is connected to an electrical connection slot of a corresponding electrical connector 34 through one connection hole. By providing two or more electrical connectors 34, the connection sites of the bending section 411 and the electrical connectors 34 are increased, the strength of the connection structure is increased, and the electrical conductivity is better.

Referring to fig. 2, the terminal block 3 has a cavity and a top insertion opening 33 communicating with the cavity, the electrical connector 34 is disposed in the cavity, and the bending section 411 is inserted into the cavity through the top insertion opening 33.

Specifically, the terminal block 3 has a main housing 31 and a cover 32, the main housing 31 is connected to the end plate 2, the cover 32 is detachably connected to the main housing 31, and the cavity and the top insertion port 33 are formed between the main housing 31 and the cover 32. The cover 32 is covered on the main housing 31 to protect the internal electrical connector 34, the bending section 411 and the connection structure of the copper bar.

The main casing 31 is provided with an opening on one side facing away from the battery cell group 1, the electric connector 34 is arranged on the main casing 31, and the electric connector 34 extends to one side of the cover 32. The cover 32 is connected to a side of the main housing 31 facing away from the battery cell group 1.

Referring to fig. 3, the main housing 31 has two side plates 311, the electrical connector 34 is located between the two side plates 311, the bending section 411 is inserted between the two side plates 311, and the cover 32 and the side plates 311 are detachably connected.

The side plate 311 is provided with a bayonet, the cover 32 is provided with a locking protrusion, and the locking protrusion is locked with the bayonet in a state that the cover 32 is connected to the main housing 31. The cover 32 and the side plate 311 are detachably connected through a clamping structure, so that the disassembly and assembly are convenient.

Referring to fig. 3 and 4, the end plate 2 has a slot 21, a slot 22 is provided on an inner wall of the slot 21, the main housing 31 has a claw 312, the main housing 31 is partially inserted into the slot 21, and the claw 312 is clamped in the slot 22. The terminal seat 3 and the end plate 2 are matched in a clamping way, and the assembly structure is simple.

Example two

An embodiment II of the present utility model provides a terminal lead-out structure of a battery module which is arranged in a vertically stacked manner in the above embodiment, including: the battery modules and the copper bars in the first embodiment are stacked up and down conveniently. The copper bar (not shown) has a first plate body and a second plate body. The first plate body is parallel to the end plate 2, and the second plate body is perpendicular to the end plate 2. The first plate body is inserted into the terminal seat 3, and the metal connecting piece 5 penetrates through the first plate body to be connected with the electric connecting groove.

The first plate body may be parallel to the end plate 2 and the second plate body may be perpendicular to the end plate 2. When the copper bar is assembled, the lower cover body 32 is disassembled, the electric connecting piece 34 is exposed, the position of the first plate body is adjusted, the first plate body is attached to the bending section 411, the first plate body and the bending section 411 can be provided with connecting holes, and the metal connecting piece 5 can sequentially penetrate through the connecting holes in the first plate body and the bending section 411 to be connected to the electric connecting groove. The electrical connection groove may include an internal thread, and the metal connection member 5 may have an external thread, and one end of the metal connection member 5 is screwed to the electrical connection groove through the connection hole formed in the first plate body and the bending section 411.

The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present utility model without departing from the scope of the utility model.

Claims

1. The utility model provides a battery module that conveniently stacks up and down and arrange which characterized in that includes:

2. The battery module convenient to stack and arrange according to claim 1, comprising an upper cover arranged on the top of the battery cell group;

3. The battery module according to claim 2, wherein the bending section has at least two connection holes;

at least two electric connecting pieces are arranged in the terminal seat;

4. The battery module according to claim 2, wherein the terminal block has a cavity and a top insertion port communicating with the cavity;

the electric connector is arranged in the cavity;

5. The battery module of claim 4, wherein the terminal block has a main case and a cover;

the main housing is connected to the end plate;

6. The battery module convenient to stack and arrange according to claim 5, wherein an opening is formed in one side of the main casing facing away from the battery cell group;

the electric connector is arranged on the main shell;

7. The battery module according to claim 6, wherein the main case has two side plates;

the electric connector is positioned between the two side plates;

the bending section is inserted between the two side plates;

the cover body is detachably connected with the side plate.

8. The battery module which is convenient to be stacked and arranged up and down according to claim 7, wherein bayonets are arranged on the side plates;

the cover body is provided with a clamping convex;

9. The battery module convenient to stack and arrange according to claim 5, wherein the end plate is provided with a slot, and the inner wall of the slot is provided with a clamping groove;

the main housing is provided with a claw,

10. The utility model provides a terminal extraction structure of battery module that conveniently stacks from top to bottom arranges which characterized in that includes:

the battery module according to any one of claims 1 to 9, which is convenient to be arranged in a stacked manner;

the copper bar is provided with a first plate body and a second plate body;