CN213035645U - Battery pack for vehicle and vehicle - Google Patents

Abstract

The application discloses a battery package and vehicle for vehicle, the battery package includes: the battery box is internally provided with a containing space for containing the battery module; the adapter frame is suitable for supporting the battery box and is detachably connected with the battery box and the chassis of the vehicle respectively; the battery box includes: the bottom plate body is of a plate-shaped structure and is suitable for sealing the lower opening of the battery box, and the bottom plate body is of an integrally-formed part. Therefore, on one hand, the battery boxes are fixed on the switching frame by arranging the switching frame and connecting the switching frame with the chassis of the vehicle, so that the battery boxes with different specifications and sizes can be fixed on the chassis through the switching frame, the universality of the battery pack is improved, and the battery pack is simpler and more convenient to assemble and disassemble on the chassis; on the other hand, the bottom plate of the battery box is constructed into an integrated piece, so that the battery pack is simpler to process and lower in cost.

Description

Battery pack for vehicle and vehicle

Technical Field

The present application relates to the field of vehicle technology, and in particular, to a battery pack for a vehicle and a vehicle.

Background

In the related art, a battery pack is a power source of a driving motor of an electric vehicle, and the battery pack is fixed on a chassis of the vehicle. This results in that chassis with different specifications and sizes need to be redesigned correspondingly to the matched battery pack, which increases the production cost and makes the assembly and disassembly of the battery pack on the vehicle difficult.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. To this end, an object of the present application is to provide a battery pack for a vehicle, which has higher versatility and is simpler and more convenient to disassemble and assemble.

The utility model further provides a vehicle, the vehicle adopts above-mentioned battery package.

According to the utility model discloses a battery package for vehicle of first aspect embodiment includes: the battery box is internally provided with a containing space for containing the battery module; the adapter frame is suitable for supporting the battery box and is detachably connected with the battery box and the chassis of the vehicle respectively; the battery box includes: the bottom plate body is of a plate-shaped structure and is suitable for sealing the lower opening of the battery box, and the bottom plate body is of an integrally-formed part.

According to the battery pack provided by the embodiment of the utility model, on one hand, through arranging the switching frame and connecting the switching frame with the chassis of the vehicle, the battery boxes are fixed on the switching frame, so that the battery boxes with different specifications and sizes can be fixed on the chassis through the switching frame, the universality of the battery pack is improved, and the battery pack is simpler and more convenient to disassemble and assemble on the chassis; on the other hand, the bottom plate of the battery box is constructed into an integrated piece, so that the battery pack is simpler to process and lower in cost.

According to some embodiments of the present invention, the battery box further comprises: the bottom plate frame is fixedly connected with the bottom plate body and detachably connected with the switching frame.

In some embodiments, the floor frame includes a plurality of end-to-end edge beams, each edge beam disposed on an upper surface of the floor body.

Further, the bottom plate frame is detachably connected with the bottom plate body.

In some embodiments, the chassis frame is provided at an outer periphery thereof with a plurality of coupling lugs spaced apart from each other, and the coupling lugs are detachably coupled to the adapter frame by fasteners.

According to some embodiments of the utility model, the battery module includes: the lower layer module is fixed on the bottom plate assembly; the lower layer supports are arranged at two ends of the lower layer module in the length direction and are fixedly connected with the lower layer module and/or the bottom plate assembly; the upper layer bracket is arranged on the lower layer bracket and is fixedly connected with the lower layer bracket and/or the bottom plate assembly; the liquid cooling plate is arranged above the lower layer module and is fixedly connected with the upper layer bracket; the upper module is arranged above the liquid cooling plate and fixedly connected with the upper support and/or the lower module and/or the bottom plate assembly.

Further, the both ends of lower floor's module on length direction are provided with first fixed plate, lower floor's support sets up the top of first fixed plate and through first fastener with first fixed plate and bottom plate subassembly are fixed.

Further, the lower bracket includes: the lower-layer base is arranged above the first fixing plate; the lower floor's lug, lower floor's lug sets up on the base of lower floor and extend towards the top, first fastener is worn to establish lower floor's base with first fixed plate is in order to be fixed with the bottom plate subassembly, lower floor's lug is a plurality of, and is a plurality of lower floor's lug is in interval setting on the width direction of lower floor's module.

In some embodiments, the upper support comprises: the upper-layer base is arranged above the lower-layer bump and is fixedly connected with the lower-layer bump through a second fastener; the upper layer lug, the upper layer lug sets up on the upper base and extend towards the top, the upper layer lug is a plurality of, and is a plurality of the upper layer lug is in interval setting in the width direction of upper module, every the upper layer lug with correspond the lug of lower floor is just right each other in the up-down direction.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery pack described in the above embodiments.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

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

fig. 2 is a schematic diagram of a battery box of a battery pack according to an embodiment of the present invention;

fig. 3 is a schematic diagram of the battery box and the adapting frame of the battery pack according to the embodiment of the present invention;

fig. 4 is a schematic view of a battery pack according to an embodiment of the present invention;

fig. 5 is a schematic view of a liquid cooling plate of a battery module of a battery pack according to an embodiment of the present invention;

fig. 6 is a schematic diagram of the lower layer module, the lower layer bracket, the middle bracket and the bottom plate of the battery module of the battery pack according to the embodiment of the present invention;

fig. 7 is a schematic diagram of the liquid cooling plate, the upper support and the lower support of the battery module of the battery pack according to the embodiment of the present invention;

fig. 8 is an assembly view of a battery module of a battery pack according to an embodiment of the present invention.

Reference numerals:

the battery pack 100 is provided with a battery pack,

a battery box 10, a bottom plate body 11, a bottom plate frame 12, a connecting lug 13,

a lower module 20, a first fixing plate 21,

a lower support 30, a lower base 31, a lower bump 32,

an upper layer bracket 40, an upper layer base 41, an upper layer bump 42,

the liquid-cooled plate (50) is,

an upper module 60, a second fixing plate 61,

the intermediate support (70) is provided with a plurality of support members,

first fastener 81, second fastener 82, third fastener 83, fourth fastener 84, fifth fastener 85, sixth fastener 86,

the adaptor frame 90.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

A battery pack and a vehicle according to an embodiment of the present application are described below with reference to fig. 1 to 8.

As shown in fig. 1, a battery pack 100 for a vehicle according to an embodiment of the first aspect of the present invention includes: battery box 10, adaptor frame 90.

Wherein, a containing space for containing the battery module is arranged in the battery box 10; the adaptor frame 90 is adapted to support the battery box 10 and detachably connect with the battery box 10 and a chassis of the vehicle, respectively; the battery case 10 includes: the battery box comprises a bottom plate body 11, wherein the bottom plate body 11 is of a plate-shaped structure and is suitable for closing a lower opening of the battery box 10, and the bottom plate body 11 is of an integrally formed piece.

According to the battery pack 100 of the embodiment of the present invention, on one hand, by arranging the adapting frame 90 and connecting the adapting frame 90 with the chassis of the vehicle, the battery box 10 is fixed on the adapting frame 90, so that the battery boxes 10 with different specifications and sizes can be fixed on the chassis through the adapting frame 90, the universality of the battery pack 100 is improved, and the disassembly and assembly of the battery pack 100 on the chassis are simpler and more convenient; on the other hand, the bottom plate of the battery case 10 is constructed as an integrally formed member, so that the battery pack 100 can be more easily and inexpensively manufactured.

As shown in fig. 1, according to some embodiments of the present invention, the battery box 10 further includes: the bottom plate frame 12, the bottom plate frame 12 and the bottom plate body 11 are fixedly connected and detachably connected with the adapting frame.

Specifically, the outline of the bottom plate frame 12 is substantially the same as that of the bottom plate body 11, the bottom plate body 11 is fixed on the inner peripheral wall or the bottom surface of the bottom plate frame 12, and the outer peripheral wall of the bottom plate frame 12 is detachably connected with the adapting frame 90, so that the battery box 10 is more easily and conveniently fixed on the chassis.

In some embodiments, the floor frame 12 includes a plurality of end-to-end edge beams, each of which is disposed on the upper surface of the floor body 11. Therefore, the bottom plate frame 12 and the bottom plate body 11 are fixed more firmly and reliably.

Further, the floor frame 12 is detachably connected to the floor body 11. Thus, the assembly of the battery pack 100 is facilitated.

As shown in fig. 3, the chassis frame 12 is provided at an outer periphery thereof with a plurality of coupling lugs 13 arranged at intervals, and the coupling lugs 13 are detachably coupled to the adaptor frame 90 by fasteners. Therefore, the connection between the bottom plate frame 12 and the adapting frame 90 is firmer and more reliable, and meanwhile, the stress of the bottom plate frame 12 can be improved, so that the stress of the bottom plate frame 12 is more uniform.

As shown in fig. 4, 7 and 8, the battery holder for the battery pack 100 according to the embodiment of the present invention includes: a lower bracket 30, an upper bracket 40, and a liquid cooling plate 50.

Wherein, the lower bracket 30 is fixedly connected with the bottom plate body 11 of the battery box 10 of the battery pack 100; the upper layer bracket 40 is arranged on the lower layer bracket 30 and is fixedly connected with the lower layer bracket 30 and/or the bottom plate body 11 of the battery box 10; the liquid cooling plate 50 is adapted to be disposed between the lower module 20 and the upper module 60 of the battery pack 100 and fixedly connected to the upper bracket 40.

Specifically, the lower module 20 is disposed on the bottom plate, the liquid cooling plate 50 is disposed on the lower module 20, the upper module 60 is disposed on the liquid cooling plate 50, the battery support is a double-layer structure, the lower support 30 is not connected to the bottom plate body 11 of the battery box 10, the upper support 40 is disposed above the lower support 30, and the liquid cooling plate 50 is connected to the upper support 40, so that at least a portion of the lower module 20 is located in the bottom plate, and the other portion is opposite to the lower support 30; at least a portion of the upper module 60 is disposed opposite to the upper bracket 40, and another portion of the upper module 60 is disposed above the upper bracket 40.

Further, the lower bracket 30 is fixed to the base plate, and the upper bracket 40 is fixed to the base plate, the liquid cooling plate 50, and the chassis, so that the upper module 60 and the lower module 20 are fixed to the receiving space defined by the battery bracket.

From this, through setting up upper support 40, lower floor's support 30 and being located the liquid cooling board 50 between upper module 60 and the lower floor's module 20, lower floor's module 20 at least part stretches into in the bottom plate, and can dispel the heat to upper module 60 and lower floor's module 20 simultaneously through liquid cooling board 50, can reduce bilayer structure's battery module's thickness effectively, under the prerequisite of the fixed stability who guarantees battery module, make battery module's thickness more reasonable, make things convenient for battery package 100 to arrange on the chassis.

As shown in fig. 6, the lower bracket 30 includes: the battery case comprises a lower base 31 and a lower bump 32, wherein the lower bump 32 is disposed on the lower base 31 and extends upward, and a first fastener 81 penetrates through the lower base 31 to be fixed with the bottom plate body 11 of the battery case 10. Like this, through lower floor's base 31 and battery box 10 fixed connection, carry on spacingly at lower floor's module 20 both ends through lower floor's lug 32, can improve the fixed effect of lower floor's support 30 to lower floor's module 20 to improve the stability of being connected of lower floor's module 20 and bottom plate.

Further, the lower bumps 32 are plural, and the plural lower bumps 32 are provided at intervals in the width direction of the battery pack 100.

In other words, the lower bumps 32 are spaced apart in the width direction of the lower module 20. Therefore, the weight of the lower layer support 30 can be reduced, the overlarge weight of the battery support is avoided, and the material cost is reduced.

As shown in fig. 7 and 8, the upper layer support 40 includes: the upper-layer base 41, the upper-layer base 41 is arranged above the lower-layer lug 32, and the upper-layer base 41 is fixedly connected with the lower-layer lug 32 through a second fastener 82; and an upper bump 42, wherein the upper bump 42 is disposed on the upper base 41 and extends upward.

Like this, it is fixed with lower floor's lug 32 through upper base 41, carry on spacingly at upper module 60 through upper lug 42 at the both ends of upper module 60, can improve the regulation effect of upper support 40 to upper module 60, can improve the stability of being connected of upper support 40 and lower floor's support 30 simultaneously, and then improve battery holder's structural strength and structural stability.

Further, the upper layer bumps 42 are plural, and the plural upper layer bumps 42 are arranged at intervals in the width direction of the battery pack 100, and each upper layer bump 42 and the corresponding lower layer bump 32 are opposite to each other in the up-down direction.

In other words, the upper layer bumps 42 are spaced apart in the width direction of the upper layer bump group, and each of the upper layer bumps 42 and the lower layer bump 32 are disposed opposite to each other in the up-down direction. Therefore, on one hand, the weight of the upper layer bracket 40 can be reduced, the overlarge weight of the battery bracket is avoided, and the material cost is reduced; on the other hand, the connection between the upper bracket 40 and the lower bracket 30 is simpler and more convenient.

As shown in fig. 5 and 6, at least a portion of the liquid-cooled plate 50 is disposed between two adjacent upper bumps 42, and the liquid-cooled plate 50 is fixedly connected to the upper base 41 by a third fastener 83. Thus, the liquid cooling plate 50 is more firmly and reliably fixed on the upper base 41, and the structural stability of the battery support is further improved.

As shown in fig. 4, the battery pack 100 includes: a battery case 10; the lower-layer module 20 is fixed on the bottom plate body 11 of the battery box 10; a battery holder; and the upper-layer module 60 is arranged above the liquid cooling plate 50 and is fixedly connected with the upper-layer bracket 40 and/or the lower-layer bracket 30 and/or the lower-layer module 20 and/or the bottom plate body 11 of the battery box 10.

Specifically, the bottom plate, lower floor's module 20, liquid cold drawing 50 and upper module 60 have been placed in proper order to battery package 100 from bottom to top, and the both ends of lower floor's module 20 are provided with lower floor's support 30, and lower floor's support 30 and bottom plate, lower floor's module 20 fixed connection, and the both ends of upper module 60 are provided with upper support 40, upper support 40 and bottom plate, lower floor's support 30 and liquid cold drawing 50 fixed connection. Thus, the structural strength of the battery pack 100 of the present embodiment is increased, and at least a portion of the lower module 20 extends into the battery box 10, so that the thickness of the battery pack 100 can be reduced, and the arrangement of the battery pack 100 on the chassis is simplified and facilitated.

As shown in fig. 6 and 7, the lower module 20 is provided with first fixing plates 21 at both ends in the longitudinal direction, and the lower bracket 30 is disposed above the first fixing plates 21 and fixed to the first fixing plates 21 and the bottom plate body 11 of the battery case 10 by first fasteners 81; upper module 60 is provided with second fixed plate 61 at length direction's both ends, second fixed plate 61 passes through fourth fastener 84 and upper lug 42 fixed connection, second fixed plate 61 passes through fifth fastener 85 and upper lug 42, lower floor's lug 32, the bottom plate body 11 fixed connection of first fixed plate 21 and battery box 10, the bottom plate body 11 of battery box 10 is provided with middle support 70 in the ascending both sides of width direction, liquid cooling plate 50 passes through sixth fastener 86 and middle support 70 fixed connection.

Like this, lower floor's support 30 is through first fastener 81 and first fixed plate 21, the bottom plate is connected, upper strata support 40 is connected with lower floor's support 30 through second fastener 82, liquid cold plate 50 is connected with upper strata support 40 through third fastener 83, upper module 60 is connected with upper strata support 40 through fourth fastener 84, through fifth fastener 85 and upper strata support 40, lower floor's support 30, lower floor's module 20 and bottom plate are connected, liquid cold plate 50 is connected with middle support 70 through sixth fastener 86, battery support is to upper module 60 has been improved effectively, the fixed effect of lower floor's module 20, and then improve battery package 100's job stabilization nature.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery pack 100 in the above embodiment.

According to the utility model discloses vehicle adopts the battery package 100 in above-mentioned embodiment, and the technological effect that has is unanimous with above-mentioned battery package 100, no longer gives unnecessary details here.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

In the description of the present application, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present application, "a plurality" means two or more.

In the description of the present application, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact not directly but via another feature therebetween.

In the description of the present application, the first feature being "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A battery pack (100) for a vehicle, comprising:

the battery box (10), wherein a containing space for containing a battery module is arranged in the battery box (10);

an adaptor frame (90), the adaptor frame (90) being adapted to support the battery box (10) and being detachably connected with the battery box (10) and a chassis of the vehicle, respectively;

the battery box (10) includes: the battery box comprises a bottom plate body (11), wherein the bottom plate body (11) is of a plate-shaped structure and is suitable for sealing a lower opening of the battery box (10), and the bottom plate body (11) is of an integrally formed part.

2. The battery pack (100) for a vehicle according to claim 1, wherein the battery case (10) further includes: the bottom plate frame (12) is fixedly connected with the bottom plate body (11) and detachably connected with the adapting frame (90).

3. The battery pack (100) for the vehicle according to claim 2, wherein the floor frame (12) includes a plurality of edge beams joined end to end, each of which is provided on an upper surface of the floor body (11).

4. The battery pack (100) for the vehicle according to claim 2, wherein the floor frame (12) is detachably connected with the floor body (11).

5. The battery pack (100) for the vehicle according to claim 3, wherein the chassis frame (12) is provided at an outer circumference thereof with a plurality of coupling lugs (13) arranged at intervals, and the coupling lugs (13) are detachably coupled with the adaptor frame (90) by fasteners.

6. The battery pack (100) for the vehicle according to claim 2, wherein the battery module includes:

the lower layer module (20), the said lower layer module (20) is fixed on assembly of the bottom plate;

the lower-layer supports (30) are arranged at two ends of the lower-layer module (20) in the length direction, and are fixedly connected with the lower-layer module (20) and/or the bottom plate assembly;

the upper-layer bracket (40) is arranged on the lower-layer bracket (30) and is fixedly connected with the lower-layer bracket (30) and/or the bottom plate assembly;

the liquid cooling plate (50) is arranged above the lower layer module (20) and is fixedly connected with the upper layer bracket (40);

the upper-layer module (60) is arranged above the liquid cooling plate (50) and is fixedly connected with the upper-layer bracket (40) and/or the lower-layer bracket (30) and/or the lower-layer module (20) and/or the bottom plate assembly.

7. The battery pack (100) for the vehicle according to claim 6, wherein the lower module (20) is provided with first fixing plates (21) at both ends in a length direction, and the lower bracket (30) is disposed above the first fixing plates (21) and fixed to the first fixing plates (21) and the floor assembly by first fasteners (81).

8. The battery pack (100) for the vehicle according to claim 7, wherein the lower bracket (30) includes:

a lower base (31), wherein the lower base (31) is arranged above the first fixing plate (21);

lower floor's lug (32), lower floor's lug (32) set up and extend on lower floor's base (31) and towards the top, first fastener (81) wear to establish lower floor's base (31) with first fixed plate (21) are in order to be fixed with the bottom plate subassembly, lower floor's lug (32) are a plurality of, and a plurality of lower floor's lug (32) are in the interval sets up on the width direction of lower floor's module (20).

9. The battery pack (100) for the vehicle according to claim 8, wherein the upper bracket (40) includes:

the upper-layer base (41), the upper-layer base (41) is arranged above the lower-layer bump (32), and the upper-layer base (41) is fixedly connected with the lower-layer bump (32) through a second fastener (82);

upper strata lug (42), upper strata lug (42) set up and extend towards the top on upper base (41), upper strata lug (42) are a plurality of, and a plurality of upper strata lug (42) are in interval setting, every on the width direction of upper module (60) upper strata lug (42) and corresponding lower floor lug (32) are just right each other on the upper and lower direction.

10. A vehicle, characterized by comprising: the battery pack (100) of any of claims 1-9.

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