CN217574839U

CN217574839U - Battery pack and vehicle

Info

Publication number: CN217574839U
Application number: CN202221653420.6U
Authority: CN
Inventors: 石光跃
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-14
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses an automobile body floor assembly and vehicle of vehicle, include: a battery module; a housing (100), the battery module being disposed within the housing (100), the housing (100) comprising: the automobile body mounting structure comprises an upper shell (10) and a lower shell (20), wherein the upper shell (10) and the lower shell (20) are fixedly connected with an automobile body mounting structure respectively. The upper casing and the lower casing of battery package all carry out fixed connection with automobile body mounting structure, make like this that the user can dismantle casing and lower casing according to the demand of difference, perhaps only dismantle the lower casing alone, can make things convenient for the dismantlement maintenance of battery package like this. Moreover, the shell is constructed into the vehicle body floor, the shell can replace the vehicle body floor, the vehicle does not need to be provided with the vehicle body floor independently, the integration level of the battery pack and the vehicle body can be improved, and the utilization of the height space of the vehicle is facilitated.

Description

Battery pack and vehicle

Technical Field

The utility model belongs to the technical field of the battery package technique and specifically relates to a car battery package and vehicle are related to.

Background

With the gradual decrease of global petroleum resources, the revolution of new energy automobiles in the automobile industry to replace traditional fuel automobiles is accelerated. The battery pack is used as a main energy carrier of the new energy automobile and provides electric energy for the whole automobile. The battery pack is mounted on the vehicle body floor as a separate component, resulting in low integration of the battery pack and the vehicle body due to an assembly gap between the battery pack and the vehicle body floor, and being disadvantageous to utilization of a high space of the vehicle, while the maintenance and disassembly operation of the battery pack is relatively complicated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a battery pack, battery pack's last casing and lower casing all carry out fixed connection with automobile body mounting structure to casing and lower casing can be dismantled simultaneously, or only dismantle alone and lift off casing or go up the casing, and then make things convenient for battery pack's dismantlement maintenance.

According to the utility model discloses battery package of first aspect embodiment includes: battery module and casing, battery module locates in the casing, the casing includes: the upper shell and the lower shell are fixedly connected with the vehicle body mounting structure respectively.

According to the utility model discloses battery package, battery package's last casing and lower casing all carry out fixed connection with automobile body mounting structure, make the user dismantle casing and lower casing according to the demand of difference like this, perhaps only dismantle the lower casing alone, can make things convenient for the dismantlement maintenance of battery package like this. Moreover, the shell is constructed into the vehicle body floor, the shell can replace the vehicle body floor, the vehicle does not need to be provided with the vehicle body floor independently, the integration level of the battery pack and the vehicle body can be improved, the utilization of the height space of the vehicle is facilitated, and the weight of the vehicle can be reduced.

According to some embodiments of the utility model, be provided with first installation department on going up the casing, be provided with the second installation department on the casing down, first installation department with the second installation department all is connected with automobile body mounting structure.

According to some embodiments of the present invention, the first mounting portion is a first mounting hole, the vehicle body mounting structure is provided with a second mounting hole, and a fastener is fixedly connected with the second mounting hole after passing through the first mounting hole; and/or, the second installation department is the third mounting hole, be provided with the fourth mounting hole on the automobile body mounting structure, the fastener is passing behind the third mounting hole with fourth mounting hole fixed connection.

According to some embodiments of the present invention, the upper housing is provided with a first mounting leg, the first mounting leg extends toward a side away from the upper housing, and the middle position of the first mounting leg is provided with the first mounting hole; and/or a second mounting support leg is arranged on the lower shell, the second mounting support leg extends towards one side departing from the lower shell, and a second mounting hole is formed in the middle of the second mounting support leg.

According to some embodiments of the present invention, the first mounting support leg and the second mounting support leg are a plurality of, a plurality of the first mounting support leg and a plurality of the second mounting support leg are disposed at the interval of the peripheral side of the housing.

According to some embodiments of the invention, the upper surface of the plurality of first mounting feet and the upper surface of the plurality of second mounting feet are located in the same plane.

According to some embodiments of the invention, the lower surface of the first mounting foot is lower than the lower surface of the upper housing and the lower surface of the first mounting foot is flush with the lower surface of the lower housing.

According to the utility model discloses a some embodiments, be provided with a plurality of fifth mounting holes on the last casing, be provided with a plurality of sixth mounting holes on the casing down, the fastener passes behind the sixth mounting hole with fifth mounting hole fixed connection.

According to some embodiments of the utility model, be equipped with the seat installation department on the last casing, the seat installation department is used for the installation the seat of vehicle.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery pack is fixed on the vehicle body.

Additional aspects and advantages of the invention 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 invention.

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 structural view of a housing according to an embodiment of the present invention;

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

fig. 3 is a schematic structural view of an upper housing according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a lower housing according to an embodiment of the present invention.

Reference numerals:

100. a housing;

10. an upper housing; 11. a first mounting leg; 12. a first mounting portion; 13. a fifth mounting hole;

20. a lower housing; 21. a second mounting leg; 22. a second mounting portion; 23. a sixth mounting hole;

30. a seat mounting portion.

Detailed Description

Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.

The following describes a battery pack according to an embodiment of the present invention with reference to fig. 1 to 4, and the present invention also provides a vehicle having the above battery pack.

The utility model discloses battery package, include: a battery module and a case 100, the battery module being provided in the case 100. Wherein the housing 100 is connected to a vehicle body mounting structure, at least a part of the structure of the housing 100 is configured as a vehicle body floor of a vehicle, and further, a part of the structure of the housing 100 is configured as a vehicle body floor of a vehicle.

Specifically, the vehicle body mounting structure may be a chassis structure of the vehicle, and the vehicle body mounting structure may include a sill beam and the like, and be connected to the vehicle body mounting structure through the housing 100, and the battery pack may be mounted on the vehicle body mounting structure, and be configured as a vehicle body floor through the housing 100, and the setting of the vehicle body floor may be omitted, and the vehicle does not need to separately set the vehicle body floor, and thus the vehicle weight may be reduced, and simultaneously, the battery pack and the vehicle body integration level may be improved, which is advantageous for the utilization of the height space of the vehicle.

And, the case 100 includes: the upper case 10 and the lower case 20, the upper case 10 and the lower case 20 are fixedly coupled, and the upper case 10 and the lower case 20 are respectively fixedly coupled with the vehicle body installation structure. So set up, all carry out fixed connection with the automobile body mounting structure with last casing 10 and lower casing 20, can promote the joint strength between casing 100 and the automobile body mounting structure on the one hand, on the other hand, can carry out different operations as required when the battery package damages. For example, when the entire battery pack needs to be removed, the connection between the upper case 10 and the vehicle body mounting structure is canceled, and the connection between the lower case 20 and the vehicle body mounting structure is canceled, so that the removal of the entire battery pack from the vehicle body mounting structure can be achieved. For another example, when the battery pack needs to be repaired, the battery pack does not need to be completely disassembled, and at this time, the lower housing 20 and the battery module can be removed from the vehicle body mounting structure only by canceling the connection between the lower housing 20 and the vehicle body mounting structure, and at this time, the upper housing 10 does not need to be removed from the vehicle body mounting structure, so that the battery pack can be conveniently disassembled and repaired.

From this, the last casing 10 and the lower casing 20 of battery package all carry out fixed connection with the automobile body mounting structure, make like this that the user can dismantle last casing 10 and lower casing 20 according to the demand of difference, perhaps only dismantle casing 20 alone, can make things convenient for the dismantlement maintenance of battery package like this. Moreover, by configuring the housing 100 as a vehicle body floor, the housing 100 can replace the vehicle body floor, the vehicle does not need to be separately provided with the vehicle body floor, the integration level of the battery pack and the vehicle body can be improved, the utilization of the height space of the vehicle is facilitated, and the weight of the vehicle can be reduced.

As shown in fig. 2 to 4, the upper housing 10 is provided with a first mounting portion 12, the lower housing 20 is provided with a second mounting portion 22, and the first mounting portion 12 and the second mounting portion 22 are both connected to the vehicle body mounting structure. With the arrangement, the upper shell 10 and the vehicle body installation structure are connected through the first installation part 12, and the lower shell 20 and the vehicle body installation structure are connected through the second installation part 22, so that the shell 100 is convenient to install on the vehicle body installation structure through the arrangement of the first installation part 12 and the second installation part 22, and the installation efficiency of the battery pack can be improved.

And, different operations can be performed according to the demand when the battery pack is damaged. For example, when the entire battery pack needs to be removed, the connection between the first mounting portion 12 and the vehicle body mounting structure is canceled, and the connection between the second mounting portion 22 and the vehicle body mounting structure is canceled, so that the entire battery pack can be removed from the vehicle body mounting structure. For another example, when the battery pack needs to be repaired, the battery pack does not need to be completely disassembled, and at this time, the connection between the second mounting portion 22 and the vehicle body mounting structure is cancelled, so that the lower housing 20 together with the battery module can be removed from the vehicle body mounting structure, and thus, the disassembly and the repair of the battery pack can be facilitated.

Specifically, the first mounting portion 12 may be a first mounting hole, and the vehicle body mounting structure is provided with a second mounting hole, and the fastener is fixedly connected with the second mounting hole after passing through the first mounting hole. That is, the upper case 10 is reliably assembled to the vehicle body mounting structure by screwing the fastener to the vehicle body mounting structure, the upper case 10 is prevented from falling off the vehicle body mounting structure, and the second mounting leg 21 is screwed to the vehicle body mounting structure, thereby facilitating the detachment of the upper case 10 from the vehicle body mounting structure and the attachment of the upper case 10 to the vehicle body mounting structure. Specifically, the second mounting hole is a screw hole, the first mounting hole is a screw through hole, and the fastener is a bolt that is screwed into the screw hole after passing through the screw through hole, so that the upper case 10 can be fixed to the vehicle body mounting structure.

And the second mounting part 22 is a third mounting hole, a fourth mounting hole is arranged on the vehicle body mounting structure, and the fastener is fixedly connected with the fourth mounting hole after penetrating through the third mounting hole. That is, the lower housing 20 is reliably assembled to the vehicle body mounting structure by screwing the fastener to the vehicle body mounting structure, the lower housing 20 is prevented from falling off the vehicle body mounting structure, and the lower housing 20 is easily detached from the vehicle body mounting structure and the lower housing 20 is also easily attached to the vehicle body mounting structure by screwing the second mounting leg 21 to the vehicle body mounting structure. Specifically, the fourth mounting hole is a screw hole, the third mounting hole is a screw through hole, and the fastener is a bolt that is screwed into the screw hole after passing through the screw through hole, so that the lower case 20 can be fixed to the vehicle body mounting structure.

As shown in fig. 3 and 4, a first mounting leg 11 is disposed on the upper housing 10, the first mounting leg 11 extends toward a side away from the upper housing 10, a first mounting hole is disposed in a middle position of the first mounting leg 11, a second mounting leg 21 is disposed on the lower housing 20, the second mounting leg 21 extends toward a side away from the lower housing 20, and a third mounting hole is disposed in a middle position of the second mounting leg 21. That is, the provision of the first mounting leg 11 on the upper case 10 and the second mounting leg 21 on the lower case 20 facilitates the connection between the upper case 10 and the vehicle body mounting structure, and the connection between the lower case 20 and the vehicle body mounting structure. Further, by providing the first mounting leg 11 on the upper case 10, it is possible to enhance the strength of connection between the upper case 10 and the vehicle body mounting structure, and by providing the second mounting leg 21 on the lower case 20, it is possible to enhance the strength of connection between the lower case 20 and the vehicle body mounting structure.

Specifically, a first mounting hole is provided at a middle position of the first mounting leg 11, and a third mounting hole is provided at a middle position of the second mounting leg 21, so that it is possible to facilitate the fastening member to pass through the first mounting hole or the third mounting hole, thereby facilitating the connection between the upper and

lower cases

10 and 20 and the vehicle body mounting structure.

As shown in fig. 1 to 4, each of the first mounting leg 11 and the second mounting leg 21 is provided in plurality, and the plurality of first mounting legs 11 and the plurality of second mounting legs 21 are provided at intervals on the peripheral side of the housing 100. With this arrangement, the plurality of first mounting legs 11 and the plurality of second mounting legs 21 can improve the strength between the housing 100 and the vehicle body mounting structure, preventing the battery pack from falling off the vehicle body mounting structure. The first mounting legs 11 and the second mounting legs 21 are sequentially arranged at intervals, so that when the lower shell 20 is detached from the vehicle body mounting structure, the first mounting legs 11 can still realize stable connection between the upper shell 10 and the vehicle body mounting structure.

Moreover, the plurality of first mounting support legs 11 and the plurality of second mounting support legs 21 are disposed on the peripheral side of the housing 100, so that the force applied to the battery pack can be transmitted to the whole housing 100, and the single first mounting support leg 11 or the single second mounting support leg 21 can be further prevented from being stressed too much, that is, the stress applied to the battery pack is more uniform.

Specifically, referring to fig. 1, the upper surfaces of the plurality of first mounting legs 11 and the upper surfaces of the plurality of second mounting legs 21 are located in the same plane. So set up, first installation stabilizer blade 11 is when being connected with the automobile body mounting structure, and the second installation stabilizer blade 21 that is located the coplanar with first installation stabilizer blade 11 also can be connected with the automobile body mounting structure well, promptly, can promote the convenience of being connected and joint strength between first installation stabilizer blade 11 and second installation stabilizer blade 21 and the automobile body mounting structure like this.

As shown in fig. 3 and 4, the lower surface of the first mounting leg 11 is lower than the lower surface of the upper housing 10, and the lower surface of the first mounting leg 11 is flush with the lower surface of the lower housing 20. With this arrangement, the lower surface of the first mounting leg 11 is flush with the lower surface of the lower case 20, so that the integrity of the case 100 can be improved, i.e., the case 100 is smooth as a whole, and thus the battery pack is less likely to affect other structures on the vehicle body when mounted on the vehicle body mounting structure. And, the first mounting legs 11 may serve to wrap the lower case 20, which may improve the coupling strength between the upper case 10 and the lower case 20.

Similarly, the thickness of the second mounting support 21 is greater than that of the lower housing 20, that is, the second mounting support 21 protrudes upward relative to the lower housing 20, so that the second mounting support 21 can also play a role of wrapping the upper housing 10, and thus the connection strength between the upper housing 10 and the lower housing 20 can be improved.

Referring to fig. 2 to 4, a plurality of fifth mounting holes 13 are formed in the upper housing 10, a plurality of sixth mounting holes 23 are formed in the lower housing 20, and a fastening member is fixedly connected to the fifth mounting holes 13 after passing through the sixth mounting holes 23. Thus, the upper case 10 and the lower case 20 are mounted therebetween through the fifth mounting hole 13 and the sixth mounting hole 23. Specifically, the fastening member is a screw, and the screw passes through the sixth mounting hole 23 on the lower housing 20 from bottom to top and then is in threaded connection with the fifth mounting hole 13 on the upper housing 10, so that the fixed connection between the upper housing 10 and the lower housing 20 can be realized. Also, the lower case 20 can be reliably mounted to the upper case 10 by screw coupling.

And, referring to fig. 1 and 2, a seat mounting portion 30 is provided on the upper case 10, and the seat mounting portion 30 is used for mounting a seat of a vehicle. Further, the seat mounting portion 30 may be provided corresponding to a front seat of the vehicle in the height direction of the vehicle, and the seat mounting portion 30 may be used to mount the front seat of the vehicle, so that the purpose of mounting the seat with the battery pack can be achieved, and the seat can be reliably mounted on the case 100 of the battery pack.

Further, the battery pack includes: the battery pack comprises a casing 100, a battery module, a heat exchange structure and a first heat exchange structure, wherein the battery module is arranged in the casing 100, the heat exchange structure is arranged in the casing 100 and located on the outer side of the battery module, the heat exchange structure is used for exchanging heat with the battery module, furthermore, the first heat exchange structure can be set as a heat exchange plate, and the heat exchange plate exchanges heat with the battery module so that the battery pack is kept at a proper working temperature.

Wherein, heat transfer structure locates between battery module and casing 100, and heat transfer structure bonds with battery module and casing 100 all. Further, heat transfer structure and battery module, heat transfer structure and casing 100 all can bond through the structure glue, and heat transfer structure can set up between last casing 10 and battery module to install heat transfer structure and battery module firmly in casing 100.

In some embodiments of the present invention, the battery module is adhered to the housing 100, and further, the battery module may be adhered to the lower housing 20 through a structural adhesive, so that the battery module is fixed in the housing 100.

According to the utility model discloses vehicle of second aspect embodiment includes: the battery pack is fixed on the vehicle body. By constructing the housing 100 as a vehicle body floor, the housing 100 can replace the vehicle body floor, and the vehicle does not need to be provided with a vehicle body floor separately, so that the integration level of the battery pack and the vehicle body can be improved, the utilization of the height space of the vehicle is facilitated, and the weight of the vehicle can be reduced.

In the description of the present invention, 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, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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 present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention 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 invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A battery pack, comprising:

a battery module;

a housing (100), the battery module being disposed within the housing (100), the housing (100) comprising: the automobile body mounting structure comprises an upper shell (10) and a lower shell (20), wherein the upper shell (10) and the lower shell (20) are fixedly connected with an automobile body mounting structure respectively.

2. The battery pack according to claim 1, wherein a first mounting portion (12) is provided on the upper case (10), a second mounting portion (22) is provided on the lower case (20), and the first mounting portion (12) and the second mounting portion (22) are connected to a vehicle body mounting structure.

3. The battery pack according to claim 2, wherein the first mounting portion (12) is a first mounting hole through which a fastener is fixedly coupled to the vehicle body mounting structure; and/or the presence of a gas in the atmosphere,

the second mounting portion (22) is a second mounting hole, and a fastener penetrates through the second mounting hole and then is fixedly connected with the vehicle body mounting structure.

4. The battery pack according to claim 3, wherein the upper case (10) is provided with a first mounting leg (11), the first mounting leg (11) extends toward a side away from the upper case (10), and the first mounting hole is provided at a middle position of the first mounting leg (11); and/or the presence of a gas in the gas,

the lower shell (20) is provided with a second mounting support leg (21), the second mounting support leg (21) extends towards one side departing from the lower shell (20), and the middle position of the second mounting support leg (21) is provided with a second mounting hole.

5. The battery pack according to claim 4, wherein the first mounting leg (11) and the second mounting leg (21) are each plural, and the plural first mounting legs (11) and the plural second mounting legs (21) are provided at intervals on the peripheral side of the case (100).

6. The battery pack according to claim 4, wherein the upper surfaces of the plurality of first mounting legs (11) and the upper surfaces of the plurality of second mounting legs (21) are located in the same plane.

7. The battery pack according to claim 4, wherein the lower surface of the first mounting leg (11) is lower than the lower surface of the upper case (10) and the lower surface of the first mounting leg (11) is flush with the lower surface of the lower case (20).

8. The battery pack according to claim 1, wherein a plurality of fifth mounting holes (13) are formed in the upper case (10), a plurality of sixth mounting holes (23) are formed in the lower case (20), and a fastener is fixedly connected to the fifth mounting holes (13) after passing through the sixth mounting holes (23).

9. The battery pack according to claim 1, wherein a seat mounting portion (30) is provided on the upper case (10), the seat mounting portion (30) being used to mount a seat of a vehicle.

10. A vehicle, characterized by comprising:

a vehicle body;

the battery pack of any one of claims 1-9 secured to the vehicle body.