CN216980733U - Battery pack assembly and vehicle - Google Patents
Battery pack assembly and vehicle Download PDFInfo
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- CN216980733U CN216980733U CN202122902514.4U CN202122902514U CN216980733U CN 216980733 U CN216980733 U CN 216980733U CN 202122902514 U CN202122902514 U CN 202122902514U CN 216980733 U CN216980733 U CN 216980733U
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- battery pack
- pack assembly
- plate
- battery cell
- battery
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Abstract
The utility model discloses a battery pack assembly and a vehicle, wherein the battery pack assembly comprises: the battery comprises a shell, wherein a first battery cell accommodating cabin and a second battery cell accommodating cabin are formed in the shell, a liquid cooling plate is arranged between the first battery cell accommodating cabin and the second battery cell accommodating cabin, and the liquid cooling plate and the shell are integrally formed; wherein the top of the housing is provided with a seat mounting area adapted for mounting a seat. According to the battery pack assembly, the liquid cooling plate and the shell of the battery pack assembly can be constructed into an integrally formed piece, so that the cost of the shell is reduced, the weight of the shell is reduced, and the lightweight design of the battery pack assembly is realized.
Description
Technical Field
The utility model relates to the field of batteries, in particular to a battery pack assembly and a vehicle.
Background
In the related art, the existing double-layer battery pack adopts a shell structure and a plurality of bracket structures to be fixedly connected, an upper layer module is fixed on an upper bracket, a lower layer module is fixed on a lower bracket, wherein the lower bracket is placed in the shell and connected with the shell, and the upper bracket is positioned at the top of the shell and connected with the shell. Therefore, the bracket structure needs to be separately provided for fixing the upper module, increasing the number of parts, and thus causing the problems of heavy weight, low energy density, and low production efficiency of the battery pack.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a battery pack assembly and a vehicle, in which a liquid cooling plate and a housing of the battery pack assembly can be integrally formed, thereby reducing the cost of the housing, reducing the weight of the housing, and realizing a lightweight design of the battery pack assembly.
The battery pack assembly according to the present invention includes: the battery comprises a shell, wherein a first battery cell accommodating cabin and a second battery cell accommodating cabin are formed in the shell, a liquid cooling plate is arranged between the first battery cell accommodating cabin and the second battery cell accommodating cabin, and the liquid cooling plate and the shell are integrally formed; wherein the top of the housing is provided with a seat mounting area adapted for mounting a seat.
According to the battery pack assembly, the battery pack assembly comprises a shell, a first battery cell accommodating cabin and a second battery cell accommodating cabin which are used for accommodating battery cells are arranged in the shell, a liquid cooling plate is arranged between the first battery cell accommodating cabin and the second battery cell accommodating cabin, and the liquid cooling plate and the shell can be constructed into an integrated piece, so that the cost of the shell is reduced, the weight of the shell is reduced, and the light weight design of the battery pack assembly is realized.
In some embodiments of the present invention, the first cell accommodation compartment and the second cell accommodation compartment are arranged at a distance in a thickness direction of the casing.
In some embodiments of the utility model, the housing comprises: a base plate; the side plates are arranged on two sides of the bottom plate in the width direction and extend towards the top; the top plate is connected to the free ends of the two side plates, and the seat mounting area is formed on the upper side of the top plate; the liquid cooling plate is arranged between the bottom plate and the top plate, and two ends of the liquid cooling plate are respectively connected with the side plates to limit the first electric core containing cavity and the second electric core containing cavity which are spaced in the thickness direction in the shell.
In some embodiments of the present invention, a plurality of partition plates are disposed in each of the first cell accommodating compartment and the second cell accommodating compartment at intervals in the width direction, the partition plates extend along the length direction, the plurality of partition plates partition the first cell accommodating compartment and the second cell accommodating compartment into a plurality of sub-cell accommodating cavities, and at least one cell is disposed in each of the sub-cell accommodating cavities.
In some embodiments of the utility model, the liquid-cooled panel is constructed as an integral molding with the bottom panel, the side panels, the top panel and the divider panel.
In some embodiments of the present invention, a plurality of heat exchange water channels are disposed in the liquid cooling plate at intervals in the width direction of the liquid cooling plate; the battery pack assembly further includes: the bus bar is internally provided with a bus water channel, a water inlet and a water outlet which are connected with the bus water channel, and the water inlet and the water outlet of the bus water channel are communicated with the heat exchange water channel.
In some embodiments of the present invention, a seat slide rail is disposed in the seat mounting region, the seat slide rail is disposed on an upper side of the top plate, and the seat slide rail is used for mounting the seat.
In some embodiments of the present invention, a buffer cavity is formed in the side plates, and a side of each of the two side plates facing away from each other is provided with a support bracket extending away from each other.
In some embodiments of the utility model, the battery pack assembly further comprises: the distribution box and the rear end plate are respectively arranged on the front side and the rear side of the shell and used for sealing the first battery cell containing cabin and the second battery cell containing cabin.
The vehicle according to the present invention is briefly described below.
According to the vehicle provided with the battery pack assembly of the embodiment, the upper surface of the shell of the battery pack assembly is used as the floor of the vehicle, and the vehicle provided with the battery pack assembly of the embodiment does not need to be provided with a vehicle floor structure separately, so that the cost of the vehicle is reduced, the weight of the whole vehicle is reduced, and meanwhile, the light-weight design of the battery pack assembly is realized.
Additional aspects and advantages of the utility model 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 utility model.
Drawings
The above and/or additional aspects and advantages of the present invention 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 view of an assembly of a battery pack assembly and a seat according to an embodiment of the utility model;
FIG. 2 is an exploded view of a battery pack assembly and seat according to an embodiment of the present invention;
FIG. 3 is a schematic view of the assembly of a housing and a bus bar according to an embodiment of the utility model;
FIG. 4 is an exploded view of a housing and a bus bar according to an embodiment of the utility model;
FIG. 5 is a cross-sectional view of a housing according to an embodiment of the utility model;
FIG. 6 is a side view of FIG. 3;
FIG. 7 is a cross-sectional view A-A of FIG. 6;
fig. 8 is a schematic diagram of a heat exchange flume according to another embodiment of the utility model.
Reference numerals:
the battery pack assembly 10 is provided with a battery pack assembly,
a housing 11, a bottom plate 111, side plates 112, a top plate 113,
a rear end cover 114, a buffer chamber 115, a support bracket 116, a partition plate 117,
a liquid cooling plate 12, a water inlet area 121, a water outlet area 122,
the distribution box 13 is provided with a distribution box,
the bus bar 14, the water inlet 141, the water outlet 142, the bus duct 143,
the number of seat slide rails 15, battery modules 16,
a seat 20.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A battery pack assembly 10 according to an embodiment of the present invention is described below with reference to fig. 1 to 8.
The battery pack assembly 10 according to the present invention includes a housing 11, as shown in fig. 2, a housing space may be disposed in the housing 11, and the housing space is used for housing a battery cell, specifically, a first battery cell housing compartment and a second battery cell housing compartment may be formed in the housing 11, a battery module 16 housing space is formed in the first battery cell housing compartment and the second battery cell housing compartment, and the first battery cell housing compartment and the second battery cell housing compartment may simultaneously house a plurality of sets of battery modules 16, so as to increase an electric quantity housed in the battery pack assembly 10, and further improve a driving range of an automobile.
First electric core holds and is provided with liquid cooling board 12 between the cabin and the second electric core holds the cabin, and liquid cooling board 12 is suitable for the coolant liquid to flow to the realization carries out the effect of cooling to electric core, and liquid cooling board 12 also can regard as battery module 16's bearing structure, holds the battery module 16 in the cabin with supporting first electric core. Liquid cold plate 12 and casing 11 can be constructed as integrated into one piece, thereby the cost of casing 11 has been reduced, the weight of casing 11 has been reduced, the lightweight design of battery package subassembly 10 has been realized, simultaneously, can reduce the mould cost with liquid cold plate 12 and casing 11 integrated into one piece, the production efficiency is improved, battery package subassembly 10 still includes block terminal 13, block terminal 13 sets up the one end at casing 11, the other end of casing 11 can be provided with rear end cap 114, rear end cap 114 can play the effect sealed with casing 11.
As shown in fig. 2, the top of the housing 11 may be provided with a seat mounting area adapted to mount a seat 20, wherein the top of the housing 11 may be provided with a seat mounting portion, which may be configured in plurality, and a plurality of seat mounting portions are arranged at intervals on the top of the housing 11, and the seat mounting portion may be integrally formed with the housing 11. Further, the top of the shell 11 can be connected with the transverse and longitudinal beams of the chassis of the vehicle in the modes of gluing, welding, bolt fastening and the like, and meanwhile, the vehicle does not need to be provided with a vehicle floor structure independently, so that the weight of the whole vehicle is reduced.
In the related art, the existing double-layer battery pack adopts a shell structure and a plurality of bracket structures to be fixedly connected, an upper layer module is fixed on an upper bracket, a lower layer module is fixed on a lower bracket, wherein the lower bracket is placed in the shell and connected with the shell, and the upper bracket is positioned at the top of the shell and connected with the shell. Therefore, the bracket structure needs to be separately arranged for fixing the upper module, and the number of parts is increased, so that the problems of heavy weight, low energy density and low production efficiency of the battery pack are caused.
In short, according to the battery pack assembly 10 of the present invention, the battery pack assembly 10 includes a housing 11, a first cell accommodating compartment and a second cell accommodating compartment for accommodating cells are disposed in the housing 11, a liquid cooling plate 12 is disposed between the first cell accommodating compartment and the second cell accommodating compartment, and the liquid cooling plate 12 and the housing 11 may be configured as an integral molding piece, so as to reduce the cost of the housing 11, reduce the weight of the housing 11, and achieve a light-weight design of the battery pack assembly 10.
In some embodiments of the present invention, as shown in fig. 3 to fig. 5, the first cell accommodating chamber and the second cell accommodating chamber may be arranged at intervals in the thickness direction of the casing 11, the first cell accommodating chamber, the liquid cooling plate 12 and the second cell accommodating chamber are arranged at intervals in the thickness direction of the casing 11, the battery module 16 in the first cell accommodating chamber is arranged on the upper side of the liquid cooling plate 12, and the battery module 16 in the second cell accommodating chamber is arranged on the lower side of the liquid cooling plate 12. Wherein, the liquid cooling plate 12 can be as the bearing structure of battery module 16 to support the battery module 16 in the first electric core accommodation cabin, omit the bracket structure among the prior art, reduced part quantity, reduced the weight of casing 11.
In some embodiments of the present invention, as shown in FIG. 3, the housing 11 includes a bottom panel 111, side panels 112, and a top panel 113. The side plates 112 may be configured in two, and the side plates 112 may be disposed at both sides in the width direction of the bottom plate 111, the side plates 112 may extend toward the top, the top plate 113 may be connected at free ends of the two side plates 112, and a seat mounting region may be formed at an upper side of the top plate 113, a seat mounting portion may be disposed on the top plate 113, the seat mounting portion may be configured in plural, and a plurality of seat mounting portions may be arranged at intervals on the top plate 113, and the seat mounting portion may be integrally formed with the top plate 113. Further, the top plate 113 may be connected to a longitudinal beam of a chassis of the vehicle by gluing, welding, bolt fastening, and the like, the housing 11 further includes a rear end cover 114, the rear end cover 114 may be connected to the bottom plate 111, the side plate 112, and the top plate 113, and the rear end cover 114 may serve to seal the housing 11.
In some embodiments of the present invention, as shown in fig. 3, the liquid cooling plate 12 may be disposed between the bottom plate 111 and the top plate 113, the liquid cooling plate 12, and the bottom plate 111 are sequentially arranged at intervals in a thickness direction of the housing 11, and two ends of the liquid cooling plate 12 may be connected to the side plate 112 respectively, so as to define a first cell accommodating cavity and a second cell accommodating cavity separated in the thickness direction in the housing 11, where the liquid cooling plate 12 and the side plate 112 may be configured as an integral molding, thereby reducing a cost of the housing 11, reducing a weight of the housing 11, and implementing a light-weight design of the battery pack assembly 10.
In some embodiments of the present invention, as shown in fig. 4, the partition plates 117 are disposed in the first cell-accommodating chamber and the second cell-accommodating chamber, the partition plates 117 may be configured in a plurality, the plurality of partition plates 117 may be disposed at intervals in the width direction of the first cell-accommodating chamber and the second cell-accommodating chamber, and the plurality of partition plates 117 may extend in the length direction, and the partition plates may improve the overall structural strength of the casing 11, so that the casing 11 may bear the seat 20 of the seat mounting area. Wherein, a plurality of division boards 117 hold the cabin with first electric core and second electric core and hold the cabin and separate into a plurality of sub-electric cores and hold the chamber, and every sub-electric core holds the intracavity and is equipped with at least one electric core to guarantee that first electric core holds the cabin, second electric core and holds the cabin and can hold a plurality of electric cores.
In some embodiments of the present invention, the liquid-cooling plate 12 may be configured as an integrated part with the bottom plate 111, the side plates 112, the top plate 113 and the partition plate 117, thereby reducing the cost of the housing 11, reducing the weight of the housing 11, and achieving a light-weight design of the battery pack assembly 10, and at the same time, integrally forming the liquid-cooling plate 12 with the bottom plate 111, the side plates 112 and the top plate 113 may reduce the cost of a mold and improve the production efficiency.
In some embodiments of the present invention, as shown in fig. 7 and 8, a plurality of heat exchange water channels may be disposed in the liquid cooling plate 12, and the plurality of heat exchange water channels may be arranged at intervals in the width direction of the liquid cooling plate 12, and the heat exchange water channels are suitable for the flow of the cooling liquid, so as to implement a function of cooling the battery cell. The battery pack assembly 10 further comprises a bus bar plate 14, a bus water channel 143, a water inlet 141 and a water outlet 142 which are connected with the bus water channel 143 can be arranged in the bus bar plate 14, the water inlet 141 and the water outlet 142 can be used for flowing of cooling liquid, the water inlet 141 and the water outlet 142 of the bus water channel 143 are communicated with a heat exchange water channel, the cooling liquid after the electric core is cooled through the heat exchange water channel can flow into the bus water channel 143, so that the cooling liquid flows circularly, wherein the heat exchange water channel and the liquid cooling plate 12 can be constructed into an integrated part, the cost of the liquid cooling plate 12 is reduced, and the lightweight design of the battery pack assembly 10 is realized.
In some embodiments of the present invention, as shown in fig. 7, the heat exchange water channel may be configured as a plurality of heat exchange water channels, and the plurality of heat exchange water channels extend in a length direction of the liquid cooling plate 12, the liquid cooling plate 12 is provided with a water inlet region 121 and a water outlet region 122, the heat exchange water channel located in the water inlet region 121 may be configured as a water inlet channel, the heat exchange water channel located in the water outlet region 122 may be configured as a water outlet channel, and the water outlet region 122 may be disposed between two adjacent water inlet regions 121, as shown in fig. 8, in other embodiments of the present invention, the water outlet region 122 may be sequentially arranged with the water inlet region 121.
In some embodiments of the present invention, as shown in fig. 4, a seat slide 15 is disposed in the seat mounting area, wherein the seat slide 15 may be configured as the above-mentioned seat mounting portion, the seat slide 15 is disposed on the upper side of the top plate 113, the seat slide may be used for mounting the seat 20, the seat 20 may be mounted on the seat slide 15, and the seat may slide on the seat slide 15, thereby achieving adjustment of the seat position. The seat slide rail 15 may be configured in plural, and a plurality of seat slide rails 15 are arranged at intervals on the top of the housing 11, and the seat slide rails 15 may be integrally formed with the housing 11. Further, the top of the housing 11 may be connected to the side rails of the chassis of the vehicle by gluing, welding, bolting, etc.
In some embodiments of the present invention, as shown in fig. 3, a buffer cavity 115 may be formed in the side plate 112, a plurality of support ribs may be disposed in the buffer cavity 115, the buffer cavity 115 may play a role of buffering, and when the battery pack assembly 10 is impacted by an external force, the buffer cavity 115 may absorb a part of the impact force through deformation, so as to reduce damage to the electric core caused by the external force, improve reliability of the battery pack assembly 10, and the buffer cavity 115 may also reduce the weight of the side plate 112, further reduce the weight of the housing 11, and implement a light-weight design of the battery pack assembly 10.
In some embodiments of the present invention, the two side plates 112 may be provided with a support bracket on a side facing away from each other, and the support bracket extends in a direction away from the side plates 112, and the support bracket may be connected to a longitudinal beam or the like of a vehicle to function as a support housing 11, wherein the support bracket may be configured as a hollow structure to reduce the weight of the support bracket, further reducing the overall weight of the battery pack assembly 10.
In some embodiments of the present invention, the battery pack assembly distribution box 13 and the rear end plate 114, where the distribution box 13 and the rear end plate 114 are respectively disposed at the front side and the rear side of the housing, the distribution box 13 may be used to control power on and off of the battery module, the rear end cover 114 may function to seal the housing 11, and the distribution box 13 and the rear end plate 114 may be used to seal the first cell accommodating compartment and the second cell accommodating compartment.
The vehicle according to the present invention is briefly described below.
According to the vehicle provided with the battery pack assembly of the embodiment, the upper surface of the shell of the battery pack assembly is used as the floor of the vehicle, and the vehicle provided with the battery pack assembly of the embodiment does not need to be provided with a vehicle floor structure separately, so that the cost of the vehicle is reduced, the weight of the whole vehicle is reduced, and meanwhile, the light-weight design of the battery pack assembly is realized.
In the description of the present invention, it is to be understood that the terms "central," "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 utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
In the description of the present invention, "a plurality" means two or more.
In the description of the present invention, 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 with each other not directly but through another feature therebetween.
In the description of the utility model, "over," "above," and "on" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 utility model. 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 utility model 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 utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A battery pack assembly, comprising:
the battery comprises a shell, wherein a first battery cell accommodating cabin and a second battery cell accommodating cabin are formed in the shell, a liquid cooling plate is arranged between the first battery cell accommodating cabin and the second battery cell accommodating cabin, and the liquid cooling plate and the shell are integrally formed; wherein
A seat mounting area is arranged at the top of the shell and is suitable for mounting a seat.
2. The battery pack assembly of claim 1, wherein the first cell-accommodating compartment and the second cell-accommodating compartment are spaced apart in a thickness direction of the housing.
3. The battery pack assembly of claim 2, wherein the housing comprises:
a base plate;
the side plates are arranged on two sides of the bottom plate in the width direction and extend towards the top;
the top plate is connected to the free ends of the two side plates, and the seat mounting area is formed on the upper side of the top plate;
the liquid cooling plate is arranged between the bottom plate and the top plate, and two ends of the liquid cooling plate are respectively connected with the side plates to limit the first electric core containing cavity and the second electric core containing cavity which are spaced in the thickness direction in the shell.
4. The battery pack assembly of claim 3, wherein a plurality of partition plates are disposed at intervals in the width direction in each of the first battery cell accommodation compartment and the second battery cell accommodation compartment, the partition plates extend along the length direction, the plurality of partition plates partition the first battery cell accommodation compartment and the second battery cell accommodation compartment into a plurality of sub-battery cell accommodation cavities, and at least one battery cell is disposed in each sub-battery cell accommodation cavity.
5. The battery pack assembly of claim 4, wherein the liquid-cooled plate is configured as an integral piece with the bottom plate, the side plates, the top plate, and the separator plate.
6. The battery pack assembly of claim 1, wherein the liquid-cooled plate has a plurality of heat exchange water channels disposed therein at intervals along a width of the liquid-cooled plate; the battery pack assembly further includes:
the bus bar is internally provided with a bus water channel, a water inlet and a water outlet which are connected with the bus water channel, and the water inlet and the water outlet of the bus water channel are communicated with the heat exchange water channel.
7. The battery pack assembly of claim 3, wherein a seat track is disposed within the seat mounting region, the seat track being disposed on an upper side of the top plate, the seat track being configured to mount the seat.
8. The battery pack assembly of claim 3, wherein the side plates have a buffer cavity formed therein, and wherein the sides of the side plates facing away from each other are each provided with a support bracket extending away from each other.
9. The battery pack assembly of claim 1, further comprising:
the distribution box and the rear end plate are respectively arranged on the front side and the rear side of the shell and used for sealing the first battery cell containing cabin and the second battery cell containing cabin.
10. A vehicle comprising the battery pack assembly according to any one of claims 1 to 9, wherein an upper surface of a housing of the battery pack assembly serves as a floor panel of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122902514.4U CN216980733U (en) | 2021-11-22 | 2021-11-22 | Battery pack assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122902514.4U CN216980733U (en) | 2021-11-22 | 2021-11-22 | Battery pack assembly and vehicle |
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| Publication Number | Publication Date |
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| CN216980733U true CN216980733U (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122902514.4U Active CN216980733U (en) | 2021-11-22 | 2021-11-22 | Battery pack assembly and vehicle |
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| CN (1) | CN216980733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115257409A (en) * | 2022-07-29 | 2022-11-01 | 中国第一汽车股份有限公司 | Battery assembly device applied to vehicle and electric vehicle |
-
2021
- 2021-11-22 CN CN202122902514.4U patent/CN216980733U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115257409A (en) * | 2022-07-29 | 2022-11-01 | 中国第一汽车股份有限公司 | Battery assembly device applied to vehicle and electric vehicle |
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