CN217514950U - Drive device and vehicle - Google Patents

Abstract

The present application discloses a drive device and a vehicle, the drive device includes: a drive; a differential, the differential and at least a part of the drive are staggered in a first direction, the differential and the drive are At least a part is staggered in a second direction, in which the differential is lower than the driver, the first direction is perpendicular to the second direction, and the driver is connected to the driver through a power transmission structure. The power output of the differential is connected. By staggering the differential between the driver and the driver, the drive device of the present application facilitates the concealed arrangement of the exhaust pipes and optimizes the aesthetics of the side and rear of the vehicle.

Description

Drives and Vehicles

technical field

The present application belongs to the technical field of electric motors, and in particular, the present application relates to a drive device and a vehicle having the drive device.

Background technique

The motor structure of a vehicle usually includes a drive motor and a differential. The main function of the drive motor is to provide a power source for the vehicle. The differential gear can adjust the wheel speed difference between the left and right wheels through the drive motor to drive the wheels. The drive motor and the differential are usually located on the same level. When arranging the exhaust pipe and the motor structure, it is easy to cause a large amount of exposure of the exhaust pipe, poor aesthetics, and the ground clearance of the exhaust pipe is also relatively large. Low.

Utility model content

An object of the present application is to provide a driving device that can solve at least one of the technical problems in the prior art that the exposed amount of the exhaust pipe is large, the aesthetics is deteriorated, and the ground clearance of the exhaust pipe is also low.

According to a first aspect of the present application, there is provided a drive device, comprising: a driver; a differential, the differential and at least a part of the driver are staggered in a first direction, the differential and the At least a portion of the driver is staggered in a second direction in which the differential is lower than the driver, the first direction is perpendicular to the second direction, and the driver is transmitted through power The structure is connected with the power output end of the differential.

According to an embodiment of the present application, the driver includes a first driving motor and a second driving motor, the first driving motor and the second driving motor being spaced apart along the first direction.

According to an embodiment of the present application, the differential is located between the first drive motor and the second drive motor.

According to an embodiment of the present application, the first drive motor and the second drive motor are symmetrically distributed with respect to the differential; the first drive motor is the same as the second drive motor.

According to an embodiment of the present application, the differential is completely offset from the driver in the second direction.

According to an embodiment of the present application, the driving device further includes: an electric controller, the electric controller and the driver are located on the same side of the differential, and the electric controller is electrically connected to the driver.

According to an embodiment of the present application, the electronic controller is fixed on the differential, and in the second direction, the electronic controller is higher than the differential; the electronic controller and the differential The drives are distributed obliquely to both sides with respect to the differential.

Another aspect of the present application further provides a vehicle, comprising: a sub-frame; a driving device, wherein the driving device is disposed on the sub-frame, and the driving device is the driving device according to any one of the foregoing embodiments ; an exhaust pipe, the exhaust pipe is arranged on the subframe, and the exhaust pipe extends in a third direction as a whole; in the second direction, the exhaust pipe is staggered from the driver and At least a portion of the exhaust pipe is lower than the driver, and at least a portion of the exhaust pipe overlaps the differential; in the first direction, at least a portion of the exhaust pipe overlaps the driver Overlapping, at least a portion of the exhaust pipe is offset from the differential.

According to an embodiment of the present application, the subframe includes: a left side member and a right side member, the left side member and the right side member are spaced apart along the first direction, and the left side member and the The right longitudinal beam extends along the third direction respectively, and any two of the third direction, the second direction and the first direction are perpendicular to each other; the front beam and the rear beam, the front beam and the The rear beams are spaced and distributed along the third direction, and the front beams and the rear beams extend respectively along the first direction; connecting beams, the ends of the connecting beams in the third direction are respectively connected to the third direction. The front cross beam and the rear cross beam are connected, and in the second direction, the connecting beam is located below the left and right longitudinal beams, the front cross beam and the rear cross beam; the connecting beam, the The left longitudinal beam and the right longitudinal beam, the front beam and the rear beam cooperate to form an accommodating space, the accommodating space can accommodate the driving device, and in the first direction, the connecting beam is located at the differential speed There is a gap between the outer side of the differential and the differential, and the gap is used to pass through the exhaust pipe.

According to an embodiment of the present application, the connecting beam is a curved strip, and in the second direction, the middle portion of the connecting beam is lower than the end portion of the connecting beam in the third direction.

According to an embodiment of the present disclosure, by staggering the differential between the driver and the driver, it is favorable for the concealed arrangement of the exhaust pipe, and the aesthetics of the side and rear of the whole vehicle are optimized.

Other features and advantages of the present application will become apparent from the following detailed description of exemplary embodiments of the present application with reference to the accompanying drawings.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application.

1 is an assembly schematic diagram of an angle of an exhaust pipe, a subframe and a drive device of a vehicle according to an embodiment of the present application;

2 is an assembly schematic diagram of another angle of an exhaust pipe, a subframe and a drive device of a vehicle according to an embodiment of the present application;

FIG. 3 is a schematic diagram of an angle of a driving device according to an embodiment of the present application;

FIG. 4 is a schematic diagram of another angle of the driving device of an embodiment provided by the present application;

FIG. 5 is a schematic assembly diagram of an angle of an exhaust pipe, a sub-frame and a drive device according to an embodiment of the present application;

FIG. 6 is a schematic assembly diagram of another angle of the exhaust pipe, the subframe and the drive device of the embodiment provided by the present application;

FIG. 7 is a schematic diagram of the assembly of a subframe and an exhaust pipe according to an embodiment of the present application.

reference number

drive device 100;

Driver 10; first drive motor 11; second drive motor 12;

Differential 20;

electronic controller 30;

Subframe 200; Left side member 201; Right side member 202; Front cross member 203; Rear cross member 204; Connecting beam 205; Support beam 206;

Exhaust pipe 300; Beam frame 400.

Detailed ways

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and apparatus should be considered part of the specification.

In all examples shown and discussed herein, any specific values should be construed as illustrative only and not limiting. Accordingly, other instances of the exemplary embodiment may have different values.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further discussion in subsequent figures.

The driving device 100 according to the embodiment of the present application will be described below with reference to the accompanying drawings.

As shown in FIG. 1 to FIG. 7 , the driving device 100 according to the embodiment of the present application includes a driver 10 and a differential gear 20 , the differential gear 20 and at least a part of the driver 10 are staggered in a first direction, and the differential gear 20 and the driver At least a part of 10 is staggered in the second direction, in the second direction, the differential 20 is lower than the driver 10, the first direction is perpendicular to the second direction, and the driver 10 is connected to the power output of the differential 20 through the power transmission structure end connection.

In other words, the driving device 100 according to the embodiment of the present application is mainly composed of the driver 10 and the differential 20. The driver 10 is mainly used to provide a power source to drive the wheels, and the differential 20 can make the left and right (or front and rear) The drive wheels can rotate at different speeds. The first direction may be the X direction, and the second direction may be the Z direction, that is, at least a part of the differential 20 and the driver 10 are staggered in the X direction, and at least a part of the differential 20 and the driver 10 are in the Z direction staggered, so that a receiving space is formed between the differential 20 and the driver 10. For example, the lower surface of the differential 20 and the lower surface of the driver 10 are staggered, and the rear side of the differential 20 and the rear of the driver 10 are staggered. The sides are staggered, and an accommodation space is formed between the lower part of the driver 10 and the outer side of the differential 20. When arranging the exhaust pipe 300, a part of the exhaust pipe 300 can be extended and accommodated in the accommodation space, A concealed arrangement of a portion of the exhaust pipe 300 is achieved. The lower surface of the driver 10 and the lower surface of the differential 20 both refer to the lower surfaces in the second direction, for example, the surfaces of the driver 10 and the differential 20 in the Z direction close to the ground.

In the second direction, the differential 20 is lower than the driver 10, that is, the lower surface of the differential 20 is closer to the ground than the distance between the lower surface of the driver 10 and the ground. When arranging the exhaust pipe 300 , since a part of the exhaust pipe 300 may be located in the receiving space, the clearance between the exhaust pipe 300 and the ground in this part can be increased, that is, the exhaust ground clearance can be increased.

Therefore, according to the driving device 100 of the embodiment of the present application, by staggering the differential 20 and the driver 10, it is beneficial to the concealed arrangement of the exhaust pipe 300, and the aesthetic appearance of the side and rear of the whole vehicle is optimized. .

According to an embodiment of the present application, as shown in FIG. 3 , the driver 10 includes a first driving motor 11 and a second driving motor 12 , and the first driving motor 11 and the second driving motor 12 are spaced apart along a first direction, such as the first driving motor 11 and the second driving motor 12 . A driving motor 11 and a second driving motor 12 are spaced apart along the left-right direction, where the left-right direction is the left and right sides of the vehicle.

In this embodiment, by using the first drive motor 11 and the second drive motor 12 to cooperate, that is, the rear-drive electric assembly dual-drive motor arrangement is adopted. Compared with the previous rear-drive single-motor arrangement, the present application improves the overall performance. car dynamic performance.

According to an embodiment of the present application, as shown in FIG. 3 , the differential 20 is located between the first driving motor 11 and the second driving motor 12 . That is, the first drive motor 11 is located on the first side of the differential 20, the second drive motor 12 is located on the second side of the differential 20, the first side of the differential 20 and the second side of the differential 20 The sides may be arranged opposite, eg the first drive motor 11 is arranged to the left of the differential 20 and the second drive motor 12 is arranged to the right of the differential 20 . Since the differential 20 and the driver 10 are arranged in a staggered manner, the exhaust pipe 300 is advantageously arranged between the first driving motor 11 and the differential 20 or between the second driving motor 12 and the differential 20, The aesthetics of the side and rear of the vehicle are further optimized. Connecting the first drive motor 11 and the second drive motor 12 to the left and right of the differential 20 is beneficial to the spatial arrangement of the vehicle in the X direction.

In some specific embodiments of the present application, the differential 20 is located at a central position between the first drive motor 11 and the second drive motor 12 . That is to say, the differential 20 is located in the middle of the entire structure of the driving device 100 , the first driving motor 11 and the second driving motor 12 are symmetrically arranged on both sides of the differential 20 , and the differential 20 is respectively connected to the first driving The distance between the motor 11 and the second drive motor 12 is the same, which is favorable for processing and dual-motor design.

According to an embodiment of the present application, the first driving motor 11 and the second driving motor 12 are symmetrically distributed with respect to the differential gear 20, and the symmetrical structure has the advantage of convenient installation. The first driving motor 11 is the same as the second driving motor 12, and by adopting the same motor structure, it is beneficial to improve the versatility of parts.

According to one embodiment of the present application, the differential 20 is completely offset from the driver 10 in the second direction. That is to say, in the second direction, the entire differential 20 and the driver 10 are staggered. For example, in the Z direction, the lower surface of the differential 20 and the lower surface of the driver 10 are staggered in the Z direction, and the differential The upper surface of the 20 and the upper surface of the driver 10 also have a height difference, and the differential 20 and the driver 10 do not have overlapping parts, so that the storage space can be enlarged.

According to an embodiment of the present application, as shown in FIG. 4 , the driving device 100 further includes an electronic controller 30 , the electronic controller 30 and the driver 10 are located on the same side of the differential gear 20 , and the electronic controller 30 is electrically connected to the driver 10 , The driver 10 can be controlled by the electronic controller 30 . Distributing the electronic controller 30 and the driver 10 on the same side of the differential 20 makes the entire rear drive electric assembly more compact in structure. Optionally, the first driving motor 11 , the second driving motor 12 , the differential 20 and the electronic controller 30 may cooperate to form a "T"-like double motor.

In some specific embodiments of the present application, as shown in FIG. 4 and FIG. 7 , the electronic controller 30 is fixed on the differential gear 20 . In the second direction, the electronic controller 30 is higher than the differential gear 20 . The gear 30 and the driver 10 are distributed obliquely to both sides with respect to the differential gear 20, respectively. That is to say, the electronic controller 30 is fixedly installed on the differential gear 20 , and the electronic controller 30 and the driver 10 are not only located on the same side of the differential gear 20 at the same time, but also higher than the differential gear 20 at the same time. For example, the driver 10 and the differential 20 are staggered in the Z direction, the driver 10 is located at the rear and above the differential 20, and the electronic controller 30 is located at the front and above the differential 20, so that the entire rear drive electric assembly can be structurally more compact.

The present application also discloses a vehicle, which includes a subframe 200 , a driving device 100 and an exhaust pipe 300 .

Specifically, the driving device 100 is provided on the sub-frame 200 , and the driving device 100 is the driving device 100 of any of the above-mentioned embodiments. In the second direction, the exhaust pipe 300 is offset from the driver 10 and at least a portion of the exhaust pipe 300 is lower than the driver 10 , and at least a portion of the exhaust pipe 300 overlaps the differential 20 . In the first direction, at least a portion of the exhaust pipe 300 overlaps the driver 10 , and at least a portion of the exhaust pipe 300 is offset from the differential 20 . For example, the first direction is the left-right direction, the second direction is the up-down direction, and the third direction is the front-rear direction. At this time, the entire exhaust pipe 300 extends in the front-rear direction, and the part of the exhaust pipe 300 corresponding to the driving device 100 is lower than In the drive device 100 , at least a part of the exhaust pipe 300 of this part is located at the same level as the differential 20 in the vertical direction.

For example, on the left side of the vehicle, the outer side of the differential 20 and the lower part of the first drive motor 11 cooperate to define a receiving space, and the exhaust pipe 300 can pass through the receiving space between the differential 20 and the driver 10 to realize For the concealed arrangement of the exhaust pipe 300, the exhaust pipe 300 is part of the engine system. The vehicle includes a girder frame 400 and a sub-frame 200. The sub-frame 200 can be regarded as the skeleton of the front and rear axles, and is an integral part of the front and rear axles. The function of the sub-frame 200 is to block vibration and noise and reduce the direct Enter the carriage. The subframe 200 is a rear subframe, the drive device 100 is fixed on the girder vehicle and the rear subframe through suspension, and the rear subframe is fixed on the girder frame 400 through front suspension and rear suspension bolts , wherein the rear part of the exhaust pipe 300 can be inlaid and arranged under the driver 10 and the subframe 200 and fixed on the rear subframe through a lifting lug by making local feature depressions on the rear subframe. It should be noted that the local characteristic depression on the rear subframe corresponds to the accommodation space defined by the cooperation of the differential 20 and the driver 10 .

According to an embodiment of the present application, as shown in FIG. 7 , the subframe 200 includes a left side member 201 and a right side member 202 , a front cross member 203 and a rear cross member 204 , and a connecting beam 205 .

The left side member 201 and the right side member 202 are spaced apart along the first direction, the left side member 201 and the right side member 202 respectively extend along the third direction, any two of the third direction, the second direction and the first direction perpendicular to each other. The front cross member 203 and the rear cross member 204 are spaced apart along the third direction, and the front cross member 203 and the rear cross member 204 respectively extend along the first direction. The ends of the connecting beam 205 in the third direction are respectively connected with the front cross beam 203 and the rear cross beam 204, and in the second direction, the connecting beam 205 is located below the left longitudinal beam 201 and the right longitudinal beam 202, the front cross beam 203 and the rear cross beam 204 . The connecting beam 205, the left longitudinal beam 201 and the right longitudinal beam 202, the front cross beam 203 and the rear cross beam 204 cooperate to form an accommodation space, and the accommodation space can be used to accommodate the drive device 100. In the first direction, the connecting beam 205 is located at the differential speed Outboard of the differential 20 and with a gap between the differential 20, the gap can be used to pass the exhaust pipe.

For example, the third direction is the front-back direction (Y direction), the second direction is the up-down direction (Z direction), the first direction is the left-right direction (X direction), and the X, Y, and Z directions can construct a three-dimensional coordinate system. The left side member 201 and the right side member 202 may extend in the front-rear direction, respectively, and the left side member 201 and the right side member 202 are spaced apart in the left-right direction. The front cross member 203 and the rear cross member 204 may extend in the left-right direction, respectively, and the front cross member 203 and the rear cross member 204 are spaced apart in the front-rear direction. The connecting beam 205 extends in the front-rear direction, the front end of the connecting beam 205 can be connected with the front cross beam 203 , and the rear end of the connecting beam 205 can be connected with the rear cross beam 204 . An accommodation space is formed between the upper surface of the connecting beam 205 , the front beam 203 , the rear beam 204 , the left side beam 201 , and the right side beam 202 , and the drive device 100 can be installed in the accommodation space.

According to an embodiment of the present application, the connecting beam 205 is a curved strip, and in the second direction, the middle portion of the connecting beam 205 is lower than the end portion of the connecting beam 205 in the third direction. The connecting beam 205 may be substantially formed as a U-shaped member bent toward the ground, and the distance between the middle portion of the connecting beam 205 and the ground is smaller than the distance between the end portion of the connecting beam 205 and the ground. The curved connecting beam 205 facilitates the formation of local feature depressions on the rear subframe.

After the drive device 100 is installed in the accommodating space, corresponding to the structure in which the drive 10 is higher than the differential gear 20, the end of the connecting beam 205 is higher than the middle of the connecting beam 205, so the exhaust pipe 300 can follow the connecting beam The extension direction of the 205 extends, and in the left-right direction, a part of the exhaust pipe 300 is located between the connecting beam 205 and the differential 20 .

The number of the connecting beams 205 can be two, the two connecting beams 205 can be spaced apart along the left and right directions, one connecting beam 205 can be close to the left longitudinal beam 201 and the first drive motor 11, and the other connecting beam 205 can be close to The right side member 202 and the second drive motor 12 . When arranging the exhaust pipe 300 , the exhaust pipe 300 may be embedded between one connecting beam 205 and the first driving motor 11 , or between the other connecting beam 205 and the second driving motor 12 .

A support beam 206 may also be provided between the two connection beams 205 . The support beam 206 may be located between the two connection beams 205 and connect the two connection beams 205 respectively. The support beam 206 may improve the support stability of the driving device 100 , the exhaust pipe 300 is located below the connecting beam 205 and embedded between the connecting beam 205 and the driver 10 .

All in all, the driving device 100 and the vehicle according to the embodiments of the present application have a compact structure, and it is convenient for the exhaust pipe 300 to be concealed and arranged, so as to avoid the problem of aesthetics caused by the excessive exposure of the exhaust gas.

Although some specific embodiments of the present application have been described in detail by way of examples, those skilled in the art should understand that the above examples are for illustrative purposes only and are not intended to limit the scope of the present application. Those skilled in the art will appreciate that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims (10)

1. A drive device, comprising:

a driver;

the differential mechanism and at least one part of the driver are staggered in a first direction, the differential mechanism and at least one part of the driver are staggered in a second direction, the differential mechanism is lower than the driver in the second direction, the first direction and the second direction are vertically arranged, and the driver is connected with a power output end of the differential mechanism through a power transmission structure.

2. The drive of claim 1, wherein the drive includes a first drive motor and a second drive motor, the first and second drive motors being spaced apart along the first direction.

3. The drive of claim 2, wherein the differential is located between the first drive motor and the second drive motor.

4. The drive of claim 3, wherein the first and second drive motors are symmetrically distributed with respect to the differential;

the first drive motor is the same as the second drive motor.

5. The drive of claim 1, wherein the differential is completely misaligned with the drive in the second direction.

6. The drive device according to claim 1, further comprising:

and the electric controller and the driver are positioned on the same side of the differential, and the electric controller is electrically connected with the driver.

7. The drive of claim 6, wherein the electrical controller is fixed to the differential, the electrical controller being higher than the differential in the second direction;

the electric controller and the driver are respectively distributed obliquely towards two sides relative to the differential.

8. A vehicle, characterized by comprising:

an auxiliary frame;

a driving device provided to the subframe, the driving device being according to any one of claims 1 to 7;

the exhaust pipe is arranged on the auxiliary frame, and the whole exhaust pipe extends along a third direction;

in the second direction, the exhaust pipe is offset from the actuator and at least a portion of the exhaust pipe is lower than the actuator, at least a portion of the exhaust pipe overlapping the differential;

in the first direction, at least a portion of the exhaust pipe overlaps the driver, and at least a portion of the exhaust pipe is offset from the differential.

9. The vehicle of claim 8, wherein the subframe comprises:

the left longitudinal beams and the right longitudinal beams are distributed at intervals along the first direction, the left longitudinal beams and the right longitudinal beams respectively extend along the third direction, and any two of the third direction, the second direction and the first direction are perpendicular to each other;

the front cross beam and the rear cross beam are distributed at intervals along the third direction, and the front cross beam and the rear cross beam respectively extend along the first direction;

the end parts of the connecting beams in the third direction are respectively connected with the front cross beam and the rear cross beam, and the connecting beams are positioned below the left longitudinal beam and the right longitudinal beam as well as the front cross beam and the rear cross beam in the second direction;

the utility model discloses a differential mechanism, including drive arrangement, tie-beam, front beam, rear beam, drive arrangement, connecting beam, left side longeron and right longeron the cooperation of front beam and rear beam is formed with accommodation space, accommodation space can the holding drive arrangement in the first direction, the tie-beam is located differential mechanism's the outside and with the clearance has between the differential mechanism, the clearance is used for passing the blast pipe.

10. The vehicle according to claim 9, characterized in that the connection beam is a curved strip, and a middle portion of the connection beam in the second direction is lower than end portions of the connection beam in the third direction.

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