CN218101515U - Battery module, power battery and vehicle - Google Patents

Abstract

The utility model provides a battery module, power battery and vehicle, this battery module includes: the shell comprises a shell body and an upper cover, and the upper cover is provided with a wiring groove; the battery cell is arranged in the shell, and the upper cover is covered above the battery cell and is connected with the shell; the wire harness is electrically connected with the battery core and arranged in the wiring groove. Through the technical scheme that this application provided, can solve the problem that the pencil in the correlation technique is easily damaged by the extrusion.

Description

Battery module, power battery and vehicle

Technical Field

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

Background

The power battery is used as one of three main parts (a battery, a motor and an electric control) of the electric automobile, the power battery is a power source of the whole vehicle system, and the power battery provides running power for the vehicle through the motor.

In the correlation technique, power battery includes box and battery module, and the battery module setting utilizes the box to protect the battery module in the box, and the electric core of battery module is connected with the pencil.

However, the wire harness in the related art is fixed to the wiring board of the battery module, and the wire harness is easily damaged by being crushed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a battery module, power battery and vehicle to the pencil easy problem of being damaged by the extrusion of solving among the correlation technique.

According to the utility model discloses an aspect provides a battery module, and battery module includes: the shell comprises a shell body and an upper cover, and the upper cover is provided with a wiring groove; the battery cell is arranged in the shell, and the upper cover is covered above the battery cell and is connected with the shell; the wire harness is electrically connected with the battery cell and arranged in the wiring groove.

Furthermore, a limiting part matched with the wiring harness in a limiting mode is arranged at the notch of the wiring groove.

Furthermore, the locating part includes spacing boss, and spacing boss is connected with the lateral wall of trough.

Furthermore, a plurality of limiting bosses are arranged at the notches of the wiring grooves and are arranged at intervals along the length direction of the wiring grooves, and two adjacent limiting bosses are arranged on two opposite side walls of the wiring grooves respectively.

Furthermore, an avoiding notch is formed in the side wall of the wiring groove, the avoiding notch corresponds to the limiting boss, and the avoiding notch and the limiting boss are respectively arranged on two opposite side walls of the wiring groove.

Further, the notch of the wiring groove is positioned on the upper surface of the upper cover.

Furthermore, the upper surface of the limiting piece is flush with the upper surface of the upper cover; and/or a convex rib is arranged on the lower surface of the upper cover, the extending direction of the convex rib is the same as the extending direction of the wiring groove, and the wiring groove penetrates through the upper surface of the upper cover and extends downwards to the convex rib.

Furthermore, the wiring groove extends along the length direction of the upper cover, and two ends of the wiring groove respectively extend to two ends of the upper cover; the wiring harness comprises a main line and a branch line which are connected, the main line is arranged in the wiring groove, the branch line and the main line are arranged at an included angle, and the branch line is electrically connected with the battery cell; the battery module further comprises a wiring board, the wiring board is covered on the battery core, and the upper cover is covered on the wiring board; the battery module still includes the collection board, and the collection board is connected with electric core electricity, and the collection board sets up at the upper surface of walking the line board, and the collection board extends along the length direction of upper cover.

According to the utility model discloses an on the other hand provides a power battery, and power battery includes: a box body; the battery module sets up in the box, and the battery module is the above-mentioned battery module that provides.

According to the utility model discloses a still another aspect provides a vehicle, including power battery, power battery is the power battery that the aforesaid provided.

Use the technical scheme of the utility model, this battery module includes shell, electric core and pencil, and electric core setting encloses jointly at casing and upper cover and holds the intracavity. Through setting up the trough at the upper cover, set up the pencil at the trough in, can utilize the trough to hold and protect the pencil, compare in fixing the pencil in the structure on the wiring board of battery module, the problem that the pencil can not appear being extruded and damaged.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 shows a partial enlarged view at A in FIG. 1;

fig. 3 shows an exploded view of a battery module according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of the upper cover of FIG. 1;

FIG. 5 is a schematic view of the upper cover of FIG. 1 from another perspective;

FIG. 6 is a schematic view of the upper cover of FIG. 1 from a further perspective;

fig. 7 shows a schematic structural diagram of a battery module provided by an embodiment of the present invention;

fig. 8 shows a schematic structural diagram of a battery module provided by an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a battery module according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a battery module according to an embodiment of the present invention;

fig. 11 shows an explosion diagram of a power battery provided by an embodiment of the present invention;

fig. 12 shows a schematic structural diagram of a power battery provided by an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a housing; 11. a housing; 12. an upper cover; 121. a wiring groove; 122. a stopper; 1221. a limiting boss; 1222. avoiding the notch; 123. a rib is protruded;

20. an electric core;

30. a wire harness; 31. a main line; 32. a branch line;

40. a wiring board; 50. collecting a plate; 60. a box body; 61. a box body; 62. a cover body; 70. a battery module is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.

As shown in fig. 1 to 10, an embodiment of the present invention provides a battery module, which includes a housing 10, a battery cell 20, and a wire harness 30, wherein the housing 10 includes a casing 11 and an upper cover 12, the battery cell 20 is disposed in the casing 11, the upper cover 12 is disposed above the battery cell 20 and connected to the casing 11, and the battery cell 20 can be protected by the casing 11 and the upper cover 12. The upper cover 12 is provided with a wiring groove 121, the wire harness 30 is electrically connected to the battery cell 20, and the wire harness 30 is disposed in the wiring groove 121.

Use the battery module that this embodiment provided, through set up trough 121 at upper cover 12, set up pencil 30 in trough 121, can utilize trough 121 to hold and protect pencil 30, compare in the structure of fixing pencil 30 on the wiring board of battery module, pencil 30 can not appear being squeezed the problem of damage, can promote the safety in utilization and the life of battery module.

As shown in fig. 2, a limiting member 122 that is in limiting fit with the wire harness 30 is disposed at the notch of the cabling channel 121. Utilize locating part 122 to carry on spacingly to the pencil 30 in the trough 121, avoid pencil 30 to deviate from the trough 121, can promote the fixed fastness of pencil 30, and then further avoid pencil 30 to appear being extrudeed the problem that takes place to damage.

The limiting member 122 includes, but is not limited to, a limiting boss, a wire clip, etc., as long as the limiting member 122 can limit the wire harness 30, and the wire harness 30 is prevented from coming off from the wire casing 121.

As shown in fig. 2, in the present embodiment, the limiting member 122 includes a limiting boss 1221, and the limiting boss 1221 is connected to a side wall of the wiring groove 121. Through set up spacing boss 1221 on the lateral wall at trough 121, utilize spacing boss 1221 to carry on spacingly to pencil 30, have simple structure, the advantage of the processing of being convenient for.

Specifically, the notch of the wiring groove 121 is provided with a plurality of limiting bosses 1221, the limiting bosses 1221 are arranged at intervals along the length direction of the wiring groove 121, and two adjacent limiting bosses 1221 are respectively arranged on two opposite side walls of the wiring groove 121. Utilize a plurality of spacing bosss 1221 to carry on spacingly to pencil 30 simultaneously, can further promote the assembly fastness of pencil 30 in trough 121. And, because two adjacent spacing bosss 1221 set up respectively on two relative lateral walls of trough 121, the both sides of trough 121 all are provided with limit structure, so can carry on spacingly to the both sides of pencil 30 simultaneously.

As shown in fig. 2 and 4, an avoidance gap 1222 is disposed on a side wall of the cabling channel 121, the avoidance gap 1222 is disposed corresponding to the limit projection 1221, and the avoidance gap 1222 and the limit projection 1221 are disposed on two opposite side walls of the cabling channel 121, respectively. By providing the avoidance notch 1222 on the side wall opposite to the limit boss 1221, in the process of assembling the wiring harness 30 into the wiring duct 121, the avoidance notch 1222 can be used for avoiding the wiring harness 30, so that the assembling of the wiring harness 30 is facilitated.

In this embodiment, the limiting boss 1221 is a semicircular boss, and the avoiding notch 1222 is correspondingly configured to be an arc-shaped or semicircular groove, so that the limiting boss 1221 can be prevented from scratching the wire harness 30.

As shown in fig. 2, the notch of the wiring duct 121 is located on the upper surface of the upper cover 12, facilitating the operation in the process of fitting the wiring harness 30 into the wiring duct 121.

Specifically, the upper surface of the limiting member 122 is flush with the upper surface of the upper cover 12, so that the integrity of the upper cover 12 can be improved.

As shown in fig. 5, a rib 123 is provided on the lower surface of the upper cover 12, the extending direction of the rib 123 is the same as the extending direction of the routing groove 121, and the routing groove 121 penetrates through the upper surface of the upper cover 12 and extends downward to the rib 123. Set up protruding muscle 123 through the lower surface at upper cover 12 to on extending to protruding muscle 123 with the lower extreme of trough 121, be provided with partial trough 121's structure on the protruding muscle 123 promptly, so can deepen the groove depth of trough 121 under the prerequisite of the whole thickness of thickening upper cover 12, be convenient for utilize trough 121 to hold and protect harness 30.

As shown in fig. 4, the wire casing 121 extends along the length direction of the upper cover 12, and two ends of the wire casing 121 extend to two ends of the upper cover 12 respectively, so that the wire harness 30 in the wire casing 121 is connected to the battery cell 20.

Specifically, the wire harness 30 includes a main line 31 and a branch line 32 connected to each other, the main line 31 is disposed in the wire distribution groove 121, the branch line 32 and the main line 31 form an included angle, and the branch line 32 is electrically connected to the battery cell 20. The main line 31 is accommodated by the wiring duct 121, so that most of the wires of the wire harness 30 are accommodated and protected, and the electrical connection with the battery cell 20 is achieved by the branch line 32.

As shown in fig. 3, the battery module further includes a wiring board 40 and a collecting board 50, the wiring board 40 is covered on the battery core 20, the collecting board 50 is disposed on the upper surface of the wiring board 40, the collecting board 50 is electrically connected with the battery core 20, the collecting board 50 extends along the length direction of the upper cover 12, and the upper cover 12 is covered on the wiring board 40. The acquisition board 50 can acquire signals of the temperature, the voltage, and the like of the battery cell 20.

As shown in fig. 11 and fig. 12, another embodiment of the present invention provides a power battery, which includes a box 60 and a battery module 70, wherein the battery module 70 is disposed in the box 60, and the battery module 70 is the above battery module. Therefore, this power battery can utilize trough 121 to hold and protect pencil 30 equally, compares in the structure of fixing pencil 30 on the wiring board of battery module, and the problem damaged by the extrusion can not appear in pencil 30, can promote power battery's safety in utilization and life.

The box 60 includes a box body 61 and a cover 62 covering the box body 61.

The utility model discloses another embodiment provides a vehicle, and this vehicle includes power battery, and power battery is the power battery that the aforesaid provided. Therefore, this vehicle can utilize trough 121 to hold and protect pencil 30 equally, compares in the structure of fixing pencil 30 on the wiring board of battery module, and the problem damaged by the extrusion can not appear in pencil 30, can promote the safety in utilization and the life of vehicle.

The device provided by the embodiment has the following beneficial effects:

(1) By arranging the wiring groove 121 on the upper cover 12 and arranging the wiring harness 30 in the wiring groove 121, the wiring harness 30 can be accommodated and protected by the wiring groove 121, compared with a structure that the wiring harness 30 is fixed on a wiring plate of a battery module, the problem that the wiring harness 30 is damaged by extrusion can be avoided, the use safety and the service life of the device can be improved, the wiring harness 30 can be arranged by the upper cover 12, and the length size of the wiring harness 30 can be shortened;

(2) The limiting piece 122 is used for limiting the wiring harness 30 in the wiring groove 121, so that the wiring harness 30 is prevented from falling out of the wiring groove 121, and the fixing firmness of the wiring harness 30 can be improved;

(3) By arranging the avoidance gap 1222 on the side wall opposite to the limiting boss 1221, in the process of assembling the wiring harness 30 into the wiring duct 121, the avoidance gap 1222 can be used for avoiding the wiring harness 30, so that the assembly of the wiring harness 30 is facilitated;

(4) Set up protruding muscle 123 through the lower surface at upper cover 12 to on extending to protruding muscle 123 with the lower extreme of trough 121, be provided with partial trough 121's structure on the protruding muscle 123 promptly, so can deepen the groove depth of trough 121 under the prerequisite of the whole thickness of thickening upper cover 12, be convenient for utilize trough 121 to hold and protect pencil 30.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. 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, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

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 (10)

1. The utility model provides a battery module which characterized in that, battery module includes:

the cable connector comprises a shell (10), wherein the shell (10) comprises a shell body (11) and an upper cover (12), and the upper cover (12) is provided with a wiring groove (121);

the battery cell (20) is arranged in the shell (11), and the upper cover (12) is arranged above the battery cell (20) and connected with the shell (11);

a wire harness (30), the wire harness (30) being electrically connected with the battery cell (20), the wire harness (30) being disposed within the wiring duct (121).

2. The battery module according to claim 1, wherein a limiting member (122) which is in limiting fit with the wiring harness (30) is arranged at the notch of the wiring groove (121).

3. The battery module according to claim 2, wherein the retaining member (122) comprises a retaining boss (1221), and the retaining boss (1221) is connected to a side wall of the wiring groove (121).

4. The battery module according to claim 3, wherein a plurality of limiting bosses (1221) are arranged at the notches of the wiring groove (121), the limiting bosses (1221) are arranged at intervals along the length direction of the wiring groove (121), and two adjacent limiting bosses (1221) are respectively arranged on two opposite side walls of the wiring groove (121).

5. The battery module according to claim 3, wherein an avoiding notch (1222) is provided on a side wall of the wiring groove (121), the avoiding notch (1222) is provided corresponding to the limiting projection (1221), and the avoiding notch (1222) and the limiting projection (1221) are respectively provided on two opposite side walls of the wiring groove (121).

6. The battery module according to any one of claims 2 to 5, wherein the notch of the wiring groove (121) is located on an upper surface of the upper cover (12).

7. The battery module according to claim 6,

the upper surface of the limiting piece (122) is flush with the upper surface of the upper cover (12); and/or the presence of a gas in the gas,

the lower surface of upper cover (12) is provided with protruding muscle (123), the extending direction of protruding muscle (123) with the extending direction of trough (121) is the same, trough (121) run through the upper surface of upper cover (12) and downwardly extending extremely protruding muscle (123).

8. The battery module according to any one of claims 1 to 5,

the wiring groove (121) extends along the length direction of the upper cover (12), and two ends of the wiring groove (121) respectively extend to two ends of the upper cover (12);

the wire harness (30) comprises a main line (31) and a branch line (32) which are connected, the main line (31) is arranged in the wiring groove (121), the branch line (32) and the main line (31) form an included angle, and the branch line (32) is electrically connected with the battery cell (20);

the battery module further comprises a wiring board (40), the wiring board (40) is covered on the battery core (20), and the upper cover (12) is covered on the wiring board (40);

the battery module further comprises a collecting plate (50), the collecting plate (50) is electrically connected with the battery core (20), the collecting plate (50) is arranged on the upper surface of the wiring plate (40), and the collecting plate (50) extends along the length direction of the upper cover (12).

9. A power cell, characterized in that the power cell comprises:

a case (60);

a battery module (70) provided in the case (60), the battery module (70) being the battery module according to any one of claims 1 to 8.

10. A vehicle comprising a power battery, characterized in that the power battery is the power battery of claim 9.

Images