CN218750407U - Battery package, quick change assembly and electric vehicle - Google Patents
Battery package, quick change assembly and electric vehicle Download PDFInfo
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- CN218750407U CN218750407U CN202221841173.2U CN202221841173U CN218750407U CN 218750407 U CN218750407 U CN 218750407U CN 202221841173 U CN202221841173 U CN 202221841173U CN 218750407 U CN218750407 U CN 218750407U
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- battery pack
- electric vehicle
- battery package
- battery
- limiting structure
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Abstract
The utility model provides a battery package, quick change assembly and electric vehicle, battery package include battery package body and limit structure, and limit structure extends towards the direction of keeping away from the battery package body from the outside face of battery package body, and in the direction of height of battery package, the cooperation portion coincidence that sets up on limit structure's at least partial orthographic projection and the electric vehicle, and limit structure sets up to installing in electric vehicle when the battery package, and the limit structure butt is in the cooperation portion to the removal of restriction battery package body on the direction of height of battery package. When the battery pack is installed on the electric vehicle, the limiting structure is used for limiting the matching part of the butt joint on the electric vehicle in the height direction of the battery pack, the displacement of the battery pack body in the height direction of the battery pack after the butt joint is limited, the battery pack is prevented from shaking up and down relative to the electric vehicle, the stability of the connection of the battery pack and the electric vehicle is guaranteed, and the safety and stability of the running process of the electric vehicle are further guaranteed.
Description
Technical Field
The utility model relates to an electric automobile technical field, in particular to battery package, quick change assembly and electric vehicle.
Background
In recent years, new energy automobiles are rapidly developed, electric vehicles which rely on storage batteries as driving energy have the advantages of zero emission and low noise, and along with the market share and the use frequency of the electric vehicles are higher and higher, electric commercial vehicles in the electric vehicles, such as electric heavy trucks and electric light trucks, also begin to gradually appear in respective application scenes, and meanwhile, battery replacement stations for replacing battery packs of the electric trucks are matched and built.
At present, after the battery package is installed on electric automobile, at electric automobile driving process, the vehicle may take place to jolt, consequently at the direction of height of battery package, the battery package can rock from top to bottom for electric automobile, and the stationarity of battery package is relatively poor, and then will influence the safety and stability that electric automobile went.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a battery package, quick change assembly and electric vehicle in order to overcome the defect that prior art battery package can rock from top to bottom for electric automobile.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
the utility model provides a battery pack, battery pack includes battery pack body and limit structure, limit structure certainly the outside of battery pack body faces towards keeping away from the direction extension of battery pack body on the direction of height of battery pack, at least partial orthographic projection of limit structure coincides with the cooperation portion that sets up on the electric vehicle, limit structure sets up to work as the battery pack install in the electric vehicle, limit structure butt in the cooperation portion, in order to restrict the battery pack body is in the ascending removal in direction of height of battery pack.
In this scheme, set up limit structure through the lateral surface at the battery package body, install on electric vehicle when the battery package, in the direction of height of battery package, limit structure will the butt cooperation portion on electric vehicle, and the displacement of battery package body along battery package ascending in the direction of height behind the butt will be restricted, has just also avoided the battery package to rock from top to bottom for electric vehicle, has guaranteed the stationarity that the battery package is connected with electric vehicle, and then has guaranteed electric vehicle travel process's safety and stability.
Preferably, the lateral surface of battery package body is equipped with the locking piece, be equipped with on the electric vehicle be used for with locking piece complex locking mechanism follows the locking piece gets into locking mechanism's direction, limit structure set up in the below of locking piece.
In this scheme, from up installing to electric vehicle down when the battery package, locking piece gets into locking mechanism from up down promptly, and limit structure sets up in the below of locking piece to when having realized that restriction battery package body is at the ascending removal of battery package direction of height, also can guarantee that limit structure and locking mechanism can not take place the conflict, can not influence battery package and electric vehicle's cooperation process, guaranteed the smooth installation of battery package.
Preferably, the limiting structure surrounds the outer side surface of the battery pack body along the circumferential direction of the battery pack body.
In this scheme, all set up limit structure around the battery package body, when the installation battery package, battery package limit structure homoenergetic all around butt in electric vehicle's cooperation portion, the effect of avoiding rocking is played to limit structure homoenergetic all around promptly to be favorable to promoting the effect that limit structure prevented that the battery package from rocking on the one hand, on the other hand limit structure butt can prevent that the battery package from taking place the slope after the cooperation portion.
Preferably, a through hole is formed in the position, corresponding to the external unlocking mechanism, of the limiting structure, and the through hole is used for the unlocking mechanism to pass through.
In this scheme, adopt above-mentioned structural style, avoid limit structure to cause the hindrance to release mechanism, guaranteed that the locking piece on the battery package and the last locking mechanism of electric vehicle can unblock smoothly, and then guaranteed that the battery package can unblock, dismantle smoothly.
Preferably, the limiting structure is disposed on at least one outer side surface of the battery pack body.
In this scheme, adopt above-mentioned structural style, can realize restricting rocking of battery package in the battery package direction of height.
Preferably, the battery pack comprises a plurality of limiting structures, and the plurality of limiting structures are arranged on at least one outer side surface of the battery pack body at intervals.
In this scheme, adopt above-mentioned structural style, can realize on the one hand that the restriction battery package rocks in the battery package direction of height, on the other hand the limit structure of discontinuous form is convenient for dodge electric vehicle's other structures, avoids taking place the conflict with limit structure. In addition, the discontinuous limiting structure is also beneficial to saving manufacturing materials.
Preferably, the gap between adjacent limit structures corresponds to the position of the external unlocking mechanism.
In this scheme, adopt above-mentioned structural style, unlocking mechanism can pass the clearance between the adjacent limit structure, unlocks the locking piece.
Preferably, the limiting structure includes an elastic member, and when the battery pack is mounted on the electric vehicle, an upper end surface of the elastic member abuts against the engaging portion.
In this scheme, the elastic component has avoided taking place the rigidity collision between bulge and electric vehicle's the cooperation portion, prevents to cause the damage to battery package or cooperation portion, has guaranteed the life of limit structure and cooperation portion.
Preferably, the battery pack further comprises a protruding portion extending from the outer side surface of the battery pack body in a direction away from the battery pack body, the elastic member is mounted on the upper surface of the protruding portion, and a space is provided between the elastic member and the outer side surface of the battery pack body.
In the scheme, the outer side surface of the battery pack body and the matching part of the electric vehicle are spaced, and the elastic piece and the outer side surface of the battery pack body are spaced by a certain distance, so that the elastic piece can be positioned right below the matching part, a space for elastic deformation is reserved for the elastic piece, and the abutting effect of the elastic piece and the matching part is ensured; the convex part plays a role in fixing and supporting the elastic piece.
A quick-change assembly comprises a bracket component and a battery pack as described above, wherein the battery pack is mounted on the electric vehicle through the bracket component, and the matching part is arranged on the bracket component.
In this scheme, install on the bracket component when the battery package, in the direction of height of battery package, the battery package can rock from top to bottom for the bracket component, utilizes the cooperation portion of limit structure butt on the bracket component, can avoid the battery package to rock from top to bottom, is favorable to guaranteeing the stationarity that battery package and electric vehicle are connected.
Preferably, the bracket assembly comprises an accommodating cavity for accommodating the battery pack, a locking mechanism is arranged on the side wall of the accommodating cavity, and the locking mechanism is matched with a locking piece on the outer side surface of the battery pack body to lock the battery pack.
In this scheme, the utilization holds the chamber and places the battery package, is favorable to reducing the height of quick change assembly along electric vehicle direction of height to electric vehicle's chassis need not to reserve more space and gives the quick change assembly, improves space utilization, and the dismouting of the follow-up battery package of also being more convenient for simultaneously.
An electric vehicle, electric vehicle includes longeron and as above-mentioned quick change assembly, quick change assembly fixed connection is in electric vehicle's longeron to install the battery package in electric vehicle.
In this scheme, when the battery package is installed on electric vehicle, on the direction of height of battery package, the battery package can rock from top to bottom for electric vehicle, utilizes limit structure to avoid the battery package to rock from top to bottom, has guaranteed the stationarity that battery package and electric vehicle are connected, has just also guaranteed electric vehicle travel process's safety and stability nature.
Preferably, the electric vehicle is an electric truck.
In this scheme, because electric truck is great to the capacity demand of battery package, therefore electric truck's battery package general weight is great, and consequently inertia is also great, rocks about taking place more easily, is applied to electric truck with above-mentioned limit structure, has effectively guaranteed the stationarity that battery package and electric truck are connected.
The utility model discloses an actively advance the effect and lie in:
the utility model discloses a lateral surface at the battery package body sets up limit structure, installs on electric vehicle when the battery package, and on the direction of height of battery package, limit structure will butt cooperation portion on electric vehicle, and the displacement of battery package body on the battery package direction of height will be restricted along behind the butt, has just also avoided the battery package to rock from top to bottom for electric vehicle, has guaranteed the stationarity that the battery package is connected with electric vehicle, and then has guaranteed electric vehicle travel process's safety and stability.
Drawings
Fig. 1 is a schematic structural diagram of a battery pack according to a preferred embodiment of the present invention.
Fig. 2 is a partially enlarged view of fig. 1.
Fig. 3 is a schematic structural view of the battery pack and the matching part according to the preferred embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a quick-change assembly according to a preferred embodiment of the present invention.
Fig. 5 is a schematic structural view of a bracket assembly according to a preferred embodiment of the present invention.
Fig. 6 is a schematic cross-sectional view of a quick-change assembly according to a preferred embodiment of the present invention.
Fig. 7 is a schematic structural diagram of an electric vehicle according to a preferred embodiment of the present invention.
Description of the reference numerals
Through-hole 21
Fitting part 31
Accommodating chamber 33
Longitudinal beam 4
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1-3, the present embodiment discloses a battery pack 100, the battery pack 100 includes a battery pack body 1 and a limiting structure 2, the limiting structure 2 extends from an outer side surface of the battery pack body 1 to a direction away from the battery pack body 1, in a height direction of the battery pack 100, at least a part of an orthographic projection of the limiting structure 2 coincides with a matching portion 31 provided on an electric vehicle 300, the limiting structure 2 is configured such that when the battery pack 100 is mounted on the electric vehicle 300, the limiting structure 2 abuts against the matching portion 31 to limit movement of the battery pack body 1 in the height direction of the battery pack 100.
By providing the limiting structure 2 on the outer side surface of the battery pack body 1, when the battery pack 100 is mounted on the electric vehicle 300, the limiting structure 2 will abut against the matching portion 31 on the electric vehicle 300 in the height direction of the battery pack 100, and the matching portion 31 may be specifically located on a bracket on which the battery pack 100 is mounted or other positions on the bottom of the electric vehicle. The displacement of butt back battery package body 1 along battery package 100 direction of height will be restricted, has just also avoided battery package 100 to rock from top to bottom for electric vehicle 300, has guaranteed the stationarity that battery package 100 is connected with electric vehicle 300, and then has guaranteed the safety and stability of electric vehicle 300 driving process.
Specifically, the lateral surface of battery package body 1 is equipped with locking piece 11, be equipped with on electric vehicle 300 be used for with locking piece 11 complex locking mechanism 32, realize connecting through locking piece 11 and locking mechanism 32 cooperation between battery package body 1 and the electric vehicle 300, because locking piece 11 and locking mechanism 32 are connected the back inside can have the clearance, this clearance has also led to battery package 100 to rock from top to bottom for electric vehicle 300, utilize above-mentioned limit structure 2 can avoid rocking from top to bottom between locking piece 11 and the locking mechanism 32.
In this embodiment, along the direction that locking piece 11 got into locking mechanism 32, limit structure 2 sets up in the below of locking piece 11, install to electric vehicle 300 from up on battery package 100 is followed, locking piece 11 gets into locking mechanism 32 from up from down promptly, limit structure 2 sets up in the below of locking piece 11, thereby when having realized the removal of restriction battery package body 1 on battery package 100 direction of height, also can guarantee that limit structure 2 and locking mechanism 32 can not conflict, can not influence the cooperation process of battery package 100 with electric vehicle 300, the smooth installation of battery package 100 has been guaranteed.
It is understood that the locking mechanism 32 in the present embodiment may be any locking mechanism 32 that can realize the vertical hanging of the battery pack 100 to the electric vehicle, such as a bolt-type locking mechanism, a bead-expansion type locking mechanism, a T-type locking mechanism, a hook-type locking mechanism, and the like.
In other embodiments, if the battery pack 100 is mounted on the electric vehicle 300 from top to bottom, the position limiting structure 2 may be disposed above the locking member 11.
In this embodiment, along the circumference of battery package body 1, limit structure 2 surrounds in the lateral surface of battery package body 1, all set up limit structure 2 around battery package body 1, when installation battery package 100, battery package 100 limit structure 2 homoenergetic all around can the butt in electric vehicle 300's cooperation portion 31, limit structure 2 homoenergetic all around promptly can play the effect of avoiding rocking, thereby be favorable to promoting limit structure 2 and prevent the effect that battery package 100 rocked on the one hand, on the other hand limit structure 2 butt is behind cooperation portion 31, can prevent that battery package 100 from taking place the slope.
As shown in fig. 1-2 and 6, in order to ensure that the locking member 11 on the battery pack 100 and the locking mechanism 32 on the electric vehicle 300 can be unlocked smoothly and avoid the limiting structure 2 from blocking the unlocking mechanism, a through hole 21 is formed in the limiting structure 2 at a position corresponding to the external unlocking mechanism, and the through hole 21 is used for allowing the unlocking mechanism to pass through, so that the battery pack 100 can be detached smoothly.
In other embodiments, the position-limiting structure 2 may be disposed on at least one outer side surface of the battery pack body 1. Specifically, can set up limit structure 2 on a lateral surface, two lateral surfaces, three lateral surfaces or four lateral surfaces of battery package body 1, also can both realize restricting battery package 100 and wrapping up rocking in the 100 direction of height of battery, and the specific position that sets up can be according to battery package and electric vehicle on the space and the structural determination of relevant position.
The limiting structure 2 may be continuous, that is, extend continuously along the outer side surface of the battery pack body 1. Of course, the limiting structure 2 may also be non-continuous.
When limit structure 2 is discontinuous form (not shown in the figure), battery package 100 includes a plurality of limit structure 2, and a plurality of limit structure 2 intervals set up in at least a lateral surface of battery package body 1 to can realize limiting battery package 100 and rocking on battery package 100 direction of height on the one hand, on the other hand discontinuous form limit structure 2 is convenient for dodge electric vehicle 300's other structures, avoids taking place the conflict with limit structure 2. In addition, the discontinuous limiting structure 2 is also beneficial to saving manufacturing materials.
Specifically, the gap between adjacent limiting structures 2 corresponds to the position of an external unlocking mechanism (not shown in the figure), so that the unlocking mechanism can pass through the gap between adjacent limiting structures 2 to unlock the locking member 11.
As shown in fig. 2 and 3, the stopper structure 2 includes an elastic member 23, and when the battery pack 100 is mounted on the electric vehicle 300, an upper end surface of the elastic member 23 abuts against the engaging portion 31. The elastic member 23 prevents rigid collision between the protruding portion 22 and the fitting portion 31 of the electric vehicle 300, prevents damage to the battery pack 100 or the fitting portion 31, and ensures the service life of the limiting structure 2 and the fitting portion 31.
In another embodiment, the projection 22 alone may be included, the elastic member 23 is not included, and the projection 22 directly abuts against the fitting portion 31 of the electric vehicle 300.
As shown in fig. 2 and 3, the battery pack 100 further includes a protrusion 22, the protrusion 22 extends from the outer side surface of the battery pack body 1 to a direction away from the battery pack body 1, the elastic member 23 is mounted on the upper surface of the protrusion 22, and a space is provided between the elastic member 23 and the outer side surface of the battery pack body 1. Because the outer side surface of the battery pack body 1 and the matching part 31 of the electric vehicle 300 are spaced, the elastic piece 23 and the outer side surface of the battery pack body 1 are spaced by a certain distance, so that the elastic piece 23 can be positioned right below the matching part 31, a space for elastic deformation is reserved for the elastic piece 23, and the abutting effect of the elastic piece 23 and the matching part 31 is ensured; wherein the protruding part 22 plays a role of fixing and supporting the elastic member 23.
As shown in fig. 4-5, the present embodiment further discloses a quick-change assembly 200, the quick-change assembly 200 includes a bracket assembly 3 and the battery pack 100 as described above, the battery pack 100 is mounted on the electric vehicle 300 through the bracket assembly 3, and the matching portion 31 is disposed on the bracket assembly 3. When battery package 100 is installed on bracket component 3, in the direction of height of battery package 100, battery package 100 can rock from top to bottom for bracket component 3, utilizes 2 butt cooperation portions 31 on bracket component 3 of limit structure, can avoid battery package 100 to rock from top to bottom, is favorable to guaranteeing the stationarity that battery package 100 and electric vehicle 300 are connected.
In this embodiment, the engaging portion 31 is disposed on the bracket assembly 3, which may be specifically a frame body of the bracket assembly 3, and in other alternative embodiments, the engaging portion 31 may also be disposed at other positions such as a longitudinal beam or a floor of the electric vehicle.
Specifically, bracket component 3 is including holding the chamber 33 that holds that has battery package 100, can hold chamber 33 including one on the bracket component 3, also can include a plurality of chamber 33 that hold, every holds and installs at least one battery package 100 in the chamber 33, the lateral wall that holds the chamber 33 is equipped with locking mechanism 32, locking mechanism 32 cooperates with locking battery package 100 with the lock piece 11 of battery package body 1 lateral surface, the battery package 100 is placed to the utilization holds the chamber 33, be favorable to reducing the height of quick change assembly 200 along electric vehicle 300 direction of height, thereby electric vehicle 300's chassis need not to reserve more space and gives quick change assembly 200, and space utilization is improved, the dismouting of follow-up battery package 100 of also being more convenient for simultaneously.
As shown in fig. 7, the present embodiment further discloses an electric vehicle 300, the electric vehicle 300 includes two longitudinal beams 4 and the quick-change assembly 200 as described above, and the quick-change assembly 200 is fixedly connected to the longitudinal beams 4 of the electric vehicle 300 to mount the battery pack 100 on the electric vehicle 300. When the battery pack 100 is installed on the electric vehicle 300, the battery pack 100 can rock up and down relative to the electric vehicle 300 in the height direction of the battery pack 100, the limiting structure 2 is utilized to avoid the battery pack 100 from rocking up and down, the stability of the connection between the battery pack 100 and the electric vehicle 300 is ensured, and the safety and stability of the driving process of the electric vehicle 300 are also ensured.
In the present embodiment, the electric vehicle 300 is an electric truck. Because the electric truck has a large capacity demand on the battery pack 100, the battery pack 100 of the electric truck generally has a large weight, so that the inertia is large, the battery pack is easy to shake up and down, and the limit structure 2 is applied to the electric truck, so that the stability of the connection of the battery pack and the electric truck is effectively ensured.
In other optional embodiments, the electric vehicle 300 may also be a passenger vehicle or another vehicle type, and the above-mentioned limit structure may prevent the battery pack 100 from shaking relative to the electric vehicle 300, thereby ensuring the stability of the connection between the battery pack 100 and the electric vehicle 300.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (13)
1. The battery pack is characterized by comprising a battery pack body and a limiting structure, wherein the limiting structure extends from the outer side surface of the battery pack body to the direction far away from the battery pack body, in the height direction of the battery pack, at least part of orthographic projection of the limiting structure coincides with a matching part arranged on an electric vehicle, the limiting structure is arranged to work as the battery pack is installed on the electric vehicle, and the limiting structure is abutted against the matching part so as to limit the movement of the battery pack body in the height direction of the battery pack.
2. The battery pack according to claim 1, wherein a locking member is provided on an outer side surface of the battery pack body, a locking mechanism for engaging with the locking member is provided on the electric vehicle, and the position limiting structure is provided below the locking member in a direction in which the locking member enters the locking mechanism.
3. The battery pack of claim 1, wherein the limiting structure surrounds the outer side surface of the battery pack body along the circumferential direction of the battery pack body.
4. The battery pack of claim 3, wherein the position of the limiting structure corresponding to the external unlocking mechanism is provided with a through hole, and the through hole is used for the unlocking mechanism to pass through.
5. The battery pack of claim 1, wherein the limiting structure is disposed on at least one outer side of the battery pack body.
6. The battery pack of claim 5, wherein the battery pack comprises a plurality of the limiting structures, and the plurality of limiting structures are arranged on at least one outer side surface of the battery pack body at intervals.
7. The battery pack of claim 6, wherein a gap between adjacent ones of the retaining structures corresponds to a position of the external unlocking mechanism.
8. The battery pack according to claim 1, wherein the stopper structure includes an elastic member, and an upper end surface of the elastic member abuts against the engaging portion when the battery pack is mounted on the electric vehicle.
9. The battery pack according to claim 8, wherein the battery pack further comprises a protrusion extending from an outer side surface of the battery pack body in a direction away from the battery pack body, the elastic member is mounted on an upper surface of the protrusion, and the elastic member is spaced apart from the outer side surface of the battery pack body.
10. A quick-change assembly, characterized in that the quick-change assembly comprises a bracket assembly and a battery pack according to any one of claims 1-9, the battery pack being mounted to the electric vehicle via the bracket assembly, the mating portion being provided on the bracket assembly.
11. The quick-change assembly according to claim 10, wherein the bracket assembly comprises a receiving cavity for receiving the battery pack, and a locking mechanism is disposed on a side wall of the receiving cavity and cooperates with a locking member on an outer side of the battery pack body to lock the battery pack.
12. An electric vehicle, characterized in that the electric vehicle comprises a longitudinal beam and a quick-change assembly according to claim 10 or 11, which is fixedly connected to the longitudinal beam of the electric vehicle for mounting the battery pack to the electric vehicle.
13. The electric vehicle of claim 12, characterized in that the electric vehicle is an electric truck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221841173.2U CN218750407U (en) | 2022-07-15 | 2022-07-15 | Battery package, quick change assembly and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221841173.2U CN218750407U (en) | 2022-07-15 | 2022-07-15 | Battery package, quick change assembly and electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218750407U true CN218750407U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221841173.2U Active CN218750407U (en) | 2022-07-15 | 2022-07-15 | Battery package, quick change assembly and electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218750407U (en) |
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2022
- 2022-07-15 CN CN202221841173.2U patent/CN218750407U/en active Active
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