CN212934795U

CN212934795U - Battery pack and cover plate thereof

Info

Publication number: CN212934795U
Application number: CN202022220199.2U
Authority: CN
Inventors: 何亚飞; 其他发明人请求不公开姓名
Original assignee: Envision Power Technology Jiangsu Co Ltd; Envision Ruitai Power Technology Shanghai Co Ltd
Current assignee: Envision Power Technology Jiangsu Co Ltd; Envision Ruitai Power Technology Shanghai Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-04-09
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a battery package and apron thereof. The utility model discloses in, the apron of battery package includes: the plate comprises a plate body, wherein a plurality of installation areas which are mutually spaced and arranged in sequence are arranged on the plate body; and a plurality of harness isolation panels disposed in the mounting area. Compared with the prior art, the assembly is convenient and accurate, manpower and material resources are reduced, and the cost is reduced.

Description

Battery pack and cover plate thereof

Technical Field

The utility model relates to a battery field, in particular to battery package and apron thereof.

Background

In recent years, the appearance of new energy automobiles plays a great role in promoting social development and environmental protection, and a power battery pack is a rechargeable battery, is a power source of the new energy automobiles, and is widely applied to the field of the new energy automobiles. In the existing battery pack, the battery cores are arranged into a plurality of rows and are placed in the battery pack, a wiring harness isolation plate is arranged on each row of battery cores and is connected with one row of corresponding battery cores, and after all the wiring harness isolation plates are installed, the cover plate is covered finally. A wire harness isolation plate needs to be installed on one row of electric cores in the structure, when the wire harness isolation plate is installed, the wire harness isolation plate needs to be aligned with the electric cores and then connected, a plurality of wire harness isolation plates need to be assembled, repeated multiple work is needed, the process is complex, dislocation deviation is easily placed, errors are large, manpower and material resources are wasted, and the cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery package and apron thereof for the equipment is convenient and accurate, reduces manpower and materials, reduce cost.

In order to solve the above technical problem, an embodiment of the present invention provides a cover plate for a battery pack, including:

the plate comprises a plate body, wherein a plurality of installation areas which are spaced from each other and arranged in sequence are formed on the plate body; and the number of the first and second groups,

a plurality of harness straps disposed in the mounting area.

The utility model discloses embodiment is for prior art, through setting up the installing zone on the plate body, installs the pencil division board in the installing zone, when installing the apron, the apron is covered the back, each pencil division board also with aim at corresponding and electric core, need not to arrange the pencil division board in addition, the equipment is convenient and fix a position more accurately, and then reduces manpower and materials, reduce cost.

In one embodiment, the harness insulation board is snapped into the mounting area.

In one embodiment, a clamping interface is arranged on the side wall of the mounting area;

the wiring harness isolation plate is provided with a clamping hook clamped into the clamping interface.

In one embodiment, the mounting area is an opening formed on the plate body;

the cover plate also has a shutter that closes the opening.

In one embodiment, the shielding member is fixed to the plate body.

In an embodiment, the shielding member and the plate body are both made of metal pieces, and the shielding member and the plate body are welded and fixed.

In one embodiment, the harness isolation plate includes:

the wiring harness bottom plate is connected with the plate body; and the number of the first and second groups,

the plurality of rows of bus plates are arranged on the wiring harness bottom plate;

and the partition plate is arranged on the wiring harness bottom plate and used for separating the bus sheet from the plate body and the shielding piece.

An embodiment of the utility model provides a battery pack, include:

the shell is internally provided with an accommodating area and is provided with the cover plate, and the cover plate covers the accommodating area; and the number of the first and second groups,

the battery cell array is arranged in the accommodating area in sequence, and one row of the battery cell array corresponds to one wire harness isolation plate; each of the cell group columns includes: the battery cell array comprises a plurality of battery cells which are arranged in sequence, wherein the arrangement direction of each battery cell is intersected with the arrangement direction of each battery cell array; and each battery cell is connected with the wire harness isolation plate corresponding to the battery cell group row where the battery cell is located.

In an embodiment, the housing further has a bottom plate disposed opposite to the cover plate and a side frame disposed around the bottom plate, and the side frame forms the accommodating area around the bottom plate.

In one embodiment, the battery cell is fixed on the bottom plate through a heat conducting adhesive.

Drawings

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

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

fig. 3 is a schematic structural diagram of a cover plate according to an embodiment of the present invention;

fig. 4 is an exploded view of a cover plate in an embodiment of the invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

wherein, 1, a shell; 11. a base plate; 12. a side frame; 2. a cross beam; 3. arranging the battery cells; 4. a wire harness isolation plate; 42. a tablet; 43. a harness base plate; 5. an installation area; 13. a cover plate; 131. a plate body; 132. a shield; 7. a card interface; 8. a hook.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.

Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.

Various embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the invention.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for the sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.

Embodiments of the present invention are described below with reference to the drawings. As shown in fig. 1 and 2, the battery pack includes: shell 1, a plurality of crossbeam 2 and a plurality of row battery cell group list 3 are equipped with the holding district in the shell 1, and battery cell group list 3 and crossbeam 2 all set up in the holding district. Intersect with the array orientation of each battery cell group row 3, and optionally, the array orientation of electric core is mutually perpendicular with the array orientation of battery cell group row 3, lets the electric core in the holding district arrange more permutation. The battery pack may not have a cross member. Specifically, as shown in fig. 1 and 2, the housing 1 includes: the beam 2 is fixed on the bottom plate 11, the side frame 12 surrounds the bottom plate 11 and forms an accommodating area with the bottom plate 11, and the cover plate 13 is arranged opposite to the bottom plate 11 and covers the accommodating area. The cross beam 2 may be fixed to the bottom plate 11 by bolts, or may be welded to the bottom plate 11. The battery cell is fixed on the bottom plate 11 through heat-conducting glue. As shown in fig. 3 and 4, the cover plate 13 includes: the plate body 131 and a plurality of pencil division board 4, plate body 131 accessible bolt lock is on side frame 12, offers a plurality of each other interval and the installing zone 5 of arranging in order on the plate body 131. The wiring harness isolation plates 4 are arranged in the installation area 5, one wiring harness isolation plate 4 is correspondingly arranged above one row of the battery cell array 3, and the wiring harness isolation plates 4 are connected with the battery cells in the corresponding battery cell array 3. As shown in fig. 1, 5 rows of cell arrays 3 are disposed in the accommodating area, 5 mounting areas 5 are provided, 5 harness isolation plates 4 are also provided, and one harness isolation plate 4 is disposed in one mounting area 5.

It is understood that 2 or 3 rows of cell arrays 3 may also be disposed between two adjacent cross beams 2. The number of the cell group rows 3 and the number of the cross beams 2 may be different, and may be other numbers, which are not specifically limited. The number of the battery cell rows 3 may also be 1, 2, or 3, and the number of the harness partition boards 4 is the same as that of the battery cell rows 3.

By last, through set up installing zone 5 on plate body 131, install pencil division board 4 in installing zone 5, when installing apron 13, apron 13 lid back, each pencil division board 4 also with corresponding with electric core aim at, need not in addition to arrange pencil division board 4, the equipment is convenient and fix a position more accurately, and then reduces manpower and materials, reduce cost.

Further, as shown in fig. 2, 3, 4 and 5, the mounting area 5 is an opening formed in the plate body 131. There are 5 openings, 5 harness isolation plates 4, and one harness isolation plate 4 is installed in one opening. The wiring harness isolation plate 4 is clamped on the plate body 131, the clamping interface 7 is arranged on the side wall of the opening, and the wiring harness isolation plate 4 is provided with a clamping hook 8 clamped into the clamping interface 7. Or, a hook body can be arranged on the side wall of the opening, the opening is arranged on the side edge of the wiring harness isolation plate 4, and the hook body hooks the opening after the wiring harness isolation plate 4 is placed into the opening. Thereby achieving the fixation of the harness insulation board 4 to the plate body 131. It is understood that the harness insulation board 4 may be adhered to the board body 131. The cover plate 13 further has a shielding member 132 for closing the opening, the shielding member 132 can be a flat plate, and the shielding member 132 shields the harness isolation plate 4 to protect the harness isolation plate 4. The shutters 132 are provided in the same number as the openings and are installed in one-to-one correspondence. The shielding member 132 and the plate body 131 may be made of metal, and the shielding member 132 and the plate body 131 are welded and fixed. The shielding element 132 and the plate 131 may also be a non-metal element, and are adhered and fixed together.

In addition, as shown in fig. 2, 4 and 5, the wire harness partition plate 4 includes: the wiring harness base plate 43, the plurality of rows of the bus bars 42 and the partition plate, the wiring harness base plate 43 is connected with the plate body 131, and the hook 8 is arranged on the wiring harness base plate 43. The bus bar 42 can be aluminum bar or copper bar, is connected with the battery cell, is arranged on the wiring harness bottom plate 43, and the bus bar 42 can be clamped with the wiring harness bottom plate 43. A partition is provided on the harness base plate 43 for separating the flap 42 from the plate body 131 and the shutter 132. The baffle protrusion sets up on pencil bottom plate 43, baffle and pencil bottom plate 43 integrated into one piece, and is the non-metal spare. Thereby preventing the flap 42 from contacting the plate body 131 and the shutter 132. The flap 42 can be mounted on the harness base plate 43 by means of a hook 8 or can be fixed to the harness base plate 43 by means of glue.

While the preferred embodiments of the present invention have been described in detail above, it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide yet further embodiments.

These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.

Claims

1. A cover plate for a battery pack, comprising:

a plurality of harness straps disposed in the mounting area.

2. The cover plate for a battery pack according to claim 1, wherein the harness isolation plate is snapped into the mounting area.

3. The cover plate for a battery pack according to claim 2, wherein a clip interface is provided on a side wall of the mounting region;

4. The cover plate for a battery pack according to claim 1, wherein the mounting region is an opening provided on the plate body;

the cover plate also has a shutter that closes the opening.

5. The cover plate for a battery pack according to claim 4, wherein the shielding member is fixed to the plate body.

6. The cover plate of a battery pack according to claim 5, wherein the shielding member and the plate body are both made of metal, and the shielding member and the plate body are welded and fixed.

7. The cover plate for a battery pack according to claim 4, wherein the harness isolation plate comprises:

8. A battery pack, comprising:

a housing having a receiving area therein and having a cover plate according to any one of claims 1 to 7 covering the receiving area; and the number of the first and second groups,

9. The battery pack of claim 8, wherein the housing further comprises a bottom plate disposed opposite the cover plate and a side frame disposed around the bottom plate, the side frame forming the receiving area around the bottom plate.

10. The battery pack of claim 9, wherein the cells are secured to the base plate by a thermally conductive adhesive.