CN115214330A - Motor is indulged and is put formula driving system and car - Google Patents

Abstract

The utility model belongs to the new energy automobile field, concretely relates to motor is indulged and is put formula driving system and car, the motor is indulged and is put formula driving system and include first drive assembly and second drive assembly, first drive assembly with second drive assembly all includes drive arrangement, input shaft, output shaft and transmission, first drive assembly drive arrangement with second drive assembly drive arrangement has certain clearance in the transverse direction, the input shaft sets up along longitudinal direction, the input shaft with drive arrangement's main shaft coaxial coupling, the output shaft sets up along transverse direction, the output shaft is located drive arrangement keeps away from clearance one side, transmission connects the input shaft with the output shaft. Compared with the scheme that the driving device and the input shaft are transversely arranged, the axial occupied space of the longitudinally-arranged power system of the motor is reduced, the rigidity of the longitudinally-arranged power system of the motor is improved, and the arrangement difficulty of the automobile in the transverse direction is reduced.

Description

Motor vertical power system and automobile

technical field

The application belongs to the field of new energy vehicles, and in particular relates to a vertical motor power system and an automobile.

Background technique

As the world pays more and more attention to automobile exhaust pollution and energy consumption, pure electric vehicles and hybrid electric vehicles have become the key research and development models of automobile manufacturers in various countries. At present, in the drive system of pure electric vehicles and hybrid electric vehicles, the torque and speed of the left and right half shafts are coupled and output by the differential, and the left and right half shafts cannot be independently controlled. The rigidity of the drive system is poor, and the transmission efficiency is low. At the same time, the torque and rotational speed of the left and right axle shafts in the drive system are coupled and output by the differential, which occupies a large amount of axial space and makes it difficult to arrange structures such as exhaust pipes.

SUMMARY OF THE INVENTION

The purpose of the present application is to provide a vertical motor-mounted power system and an automobile, so as to reduce the axially occupied space of the drive system and reduce the difficulty of the axial arrangement of the automobile.

In order to achieve the above purpose, the present application provides a vertical motor power system, comprising:

A first drive assembly and a second drive assembly, the first drive assembly and the second drive assembly each include:

a drive device, the drive device of the first drive assembly and the drive device of the second drive assembly have a certain gap in the lateral direction;

an input shaft, arranged along the longitudinal direction, the input shaft is coaxially connected with the main shaft of the driving device;

an output shaft, arranged along the lateral direction, the output shaft is located on the side of the driving device away from the gap;

A transmission device is connected to the input shaft and the output shaft.

Optionally, the transmission device includes a first bevel gear and a second bevel gear, the first bevel gear is disposed at one end of the input shaft away from the driving device, the first bevel gear and the second bevel gear are The gears are meshed, and the output shaft is connected with the second bevel gear.

Optionally, the transmission device further includes a reducer, and the reducer is connected to the second bevel gear and the output shaft.

Optionally, the reducer includes an intermediate shaft, a first reduction gear and a second reduction gear, the second bevel gear and the first reduction gear are both arranged on the intermediate shaft, and the second reduction gear It is arranged on the output shaft, the first reduction gear is meshed with the second reduction gear, and the number of teeth of the first reduction gear is smaller than the number of teeth of the second reduction gear.

Optionally, the output shaft is located on a side of the intermediate shaft away from the driving device or on a side close to the driving device.

Optionally, the number of teeth of the first bevel gear is smaller than the number of teeth of the second bevel gear.

Optionally, the second bevel gear is located on the side of the input shaft close to the output shaft or on the side away from the output shaft.

Optionally, the driving device includes a motor.

Optionally, the motor longitudinally mounted power system further includes a third drive assembly and a fourth drive assembly, the first drive assembly, the second drive assembly, the third drive assembly and the fourth drive assembly All include the drive device, the input shaft, the output shaft and the transmission device;

The first drive assembly and the third drive assembly are arranged along the longitudinal direction, and in the third drive assembly, the input shaft is located on the side of the drive device away from the first drive assembly;

The second drive assembly and the fourth drive assembly are disposed along the longitudinal direction, and in the fourth drive assembly, the input shaft is located on the side of the drive device away from the second drive assembly.

The application also provides an automobile, comprising:

Motor vertical power system;

The wheel is assembled and connected with the output shaft.

The motor vertical power system and the automobile disclosed in the present application have the following beneficial effects:

In the present application, the first drive assembly and the second drive assembly are laterally spaced to form a gap, and both drive assemblies include a drive device, an input shaft, a transmission device, and an output shaft, the drive device and the input shaft are longitudinally disposed, and the output shaft is laterally disposed and Located on the side of the input shaft away from the clearance, the transmission device connects the input shaft and the output shaft. Compared with the solution in which the drive device and the input shaft are both placed horizontally, the present application reduces the axial space occupied by the vertical motor power system, improves the rigidity of the motor vertical power system, and at the same time, a certain gap can be left between the two drive devices. It is used for structural layout such as exhaust pipes, which reduces the difficulty of layout in the lateral direction of the car.

Other features and advantages of the present application will become apparent from the following detailed description, or be learned in part by practice of the present application.

It is to be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present disclosure.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description serve to explain the principles of the application. Obviously, the drawings in the following description are only some embodiments of the present application, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic structural diagram of a vertical motor power system in an embodiment of the present application.

FIG. 2 is a schematic structural diagram of a four-drive system in an embodiment of the present application.

FIG. 3 is a schematic structural diagram of an electric vehicle in an embodiment of the present application.

Description of reference numbers:

100a, a first drive assembly; 100b, a second drive assembly; 100c, a third drive assembly; 100d, a fourth drive assembly;

110. Drive device;

120. Input shaft;

130, transmission device; 131, first bevel gear; 132, second bevel gear; 133, intermediate shaft; 134, first reduction gear; 135, second reduction gear;

140. Output shaft;

200. Wheels.

Detailed ways

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments, however, can be embodied in various forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this application will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided in order to give a thorough understanding of the embodiments of the present application. However, those skilled in the art will appreciate that the technical solutions of the present application may be practiced without one or more of the specific details, or other methods, components, devices, steps, etc. may be employed. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the present application.

The present application will be described in further detail below with reference to the accompanying drawings and specific embodiments. It should be noted here that the technical features involved in the various embodiments of the present application described below can be combined with each other as long as there is no conflict with each other. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present application, but should not be construed as a limitation to the present application.

Referring to FIG. 1 , the motor longitudinally mounted power system of the automobile in the present application includes a first drive assembly 100a and a second drive assembly 100b, and the first drive assembly 100a and the second drive assembly 100b are laterally spaced apart. The first drive assembly 100a and the second drive assembly 100b each include a drive device 110 , an input shaft 120 , a transmission device 130 and an output shaft 140 .

The driving device 110 of the first driving assembly 100a and the driving device 110 of the second driving assembly 100b have a certain gap in the lateral direction. The input shaft 120 is arranged in the longitudinal direction, the input shaft 120 is coaxially connected with the main shaft of the driving device 110 , that is, the driving device 110 is also arranged longitudinally, and the axis of the input shaft 120 and the main shaft of the driving device 110 can be coincident. The output shaft 140 is arranged in the lateral direction, and the output shaft 140 is located on the side of the driving device 110 away from the gap. In the first drive assembly 100a, the output shaft 140 is located on the side of the drive device 110 away from the gap, and in the second drive assembly 100b, the output shaft 140 is also located on the side of the drive device 110 away from the gap, that is, in the lateral direction, the two output shafts 140 are respectively On the outside of the two drives 110 . The output shaft 140 is used for assembling connection with the wheel 200 , and the transmission device 130 is connected with the input shaft 120 and the output shaft 140 to output the power of the driving device 110 to the wheel 200 .

It should be noted that the input shaft 120 and the main shaft of the driving device 110 are coaxially connected, but not limited to this, the input shaft 120 and the main shaft of the driving device 110 can also be connected integrally, or the input shaft 120 and the main shaft of the driving device 110 are parallel. Subject to availability. The first drive assembly 100a and the second drive assembly 100b may each include a drive device 110, an input shaft 120, a transmission device 130 and an output shaft 140, but the dimensions of the components in the first drive assembly 100a and the second drive assembly 100b may be different .

In this application, the first drive assembly 100a and the second drive assembly 100b are laterally spaced to form a gap, and both drive assemblies include a drive device 110, an input shaft 120, a transmission device 130 and an output shaft 140, and the drive device 110 and the input shaft 120 In the longitudinal arrangement, the output shaft 140 is arranged laterally and is located on the side of the input shaft 120 away from the gap, and the transmission device 130 connects the input shaft 120 and the output shaft 140 . Compared with the solution in which both the driving device 110 and the input shaft 120 are placed horizontally, the present application reduces the axial space occupied by the motor longitudinally mounted power system, improves the rigidity of the motor longitudinally mounted power system, and at the same time can leave space between the two driving devices 110 A certain gap is used for structural arrangement such as exhaust pipes, which reduces the difficulty of arranging the vehicle in the lateral direction.

In addition, the output shaft 140 is connected to the driving device 110 without a differential, which can improve the transmission efficiency of the motor vertical power system. The two output shafts 140 are respectively driven by two independent driving devices 110, which can realize independent torque and rotational speed. control.

Referring to FIG. 1 , the driving device 110 includes a motor, and the main shaft of the motor is coaxially connected to the input shaft 120 .

It should be noted that the driving device 110 may include a motor, but is not limited thereto, and the driving device 110 may also be a combination of a motor and an engine, depending on the specific situation. When the driving device 110 is a motor, the vertical motor power system is a pure electric drive power system, and when the driving device 110 is a combination of a motor and an engine, the vertical motor power system is a hybrid power system.

The motor control method is simple and the power output is fast. The driving device 110 includes a motor. When the motor vertical power system is used in an automobile, the performance of the automobile is better.

Referring to FIG. 1 , the transmission device 130 includes a first bevel gear 131 and a second bevel gear 132 , the first bevel gear 131 is disposed at the end of the input shaft 120 away from the driving device 110 , and the first bevel gear 131 and the second bevel gear 132 mesh with each other. , the output shaft 140 is connected with the second bevel gear 132 .

It should be noted that the output shaft 140 and the second bevel gear 132 may be directly connected, but not limited thereto, the output shaft 140 and the second bevel gear 132 may also be indirectly connected, depending on the situation. The input shaft 120 and the output shaft 140 can be connected through the first bevel gear 131 and the second bevel gear 132, but not limited to this, the input shaft 120 and the output shaft 140 can also be connected through a coupling and other devices, depending on the situation .

The input shaft 120 and the output shaft 140 are connected by the first bevel gear 131 and the second bevel gear 132, and the bevel gear has a simple structure and high transmission efficiency.

At present, in the pure electric or hybrid power system, the motor is arranged in the transverse direction, and the power system with the motor is arranged in the transverse direction has a simple transmission structure, and the arrangement of the shaft teeth and the design of the casing are easy, and the transmission efficiency is high, but the axial space is large. In the present application, the motor is arranged vertically, which reduces the space occupied by the power system in the axial direction. When the motor is installed vertically, the first bevel gear 131 is arranged on the input shaft 120, that is, the bevel gear is closer to the power input end. This design reduces the transmission torque, and the shaft on which the bevel gear is installed receives less radial force, which is conducive to gear meshing. .

Referring to FIG. 1 , the number of teeth of the first bevel gear 131 is smaller than that of the second bevel gear 132 , that is, the first bevel gear 131 and the second bevel gear 132 are used to convert the power output direction and decelerate.

It should be noted that the number of teeth of the first bevel gear 131 may be smaller than the number of teeth of the second bevel gear 132, but not limited thereto, the number of teeth of the first bevel gear 131 may be greater than or equal to the number of teeth of the second bevel gear 132, depending on the specific situation Depends. When the number of teeth of the first bevel gear 131 can be greater than or equal to the number of teeth of the second bevel gear 132, the first bevel gear 131 and the second bevel gear 132 are used to convert the power output direction, and the input shaft 120 and the output shaft 140 can be additionally provided reducer to slow down.

The number of teeth of the first bevel gear 131 is smaller than the number of teeth of the second bevel gear 132, and the bevel gear can be used for deceleration. In this design, no additional reducer is required between the input shaft 120 and the output shaft 140, or the number of stages of the reduction gear can be reduced, Thus, the reducer structure is simplified.

Referring to FIG. 1 , the transmission device 130 further includes a reducer, and the reducer is connected to the second bevel gear 132 and the output shaft 140 .

It should be noted that the transmission device 130 further includes a reducer, and the reducer is connected to the second bevel gear 132 and the output shaft 140, but is not limited to this, the second bevel gear 132 can also be directly connected to the output shaft 140, depending on the situation. Certainly. When the second bevel gear 132 is directly connected to the output shaft 140 , the number of teeth of the first bevel gear 131 can be set to be smaller than the number of teeth of the second bevel gear 132 , and the first bevel gear 131 and the second bevel gear 132 are used for deceleration.

The transmission device 130 further includes a reducer, the reducer is connected to the second bevel gear 132 and the output shaft 140, and the first bevel gear 131, the second bevel gear 132 and the reducer are used for multi-stage deceleration, which can reduce the size of the first bevel gear 131, the second bevel gear 131, and the second bevel gear 131. The bevel gear 132 and the size of the reducer, while obtaining a larger reduction ratio.

Referring to FIG. 1 , the reducer includes an intermediate shaft 133 , a first reduction gear 134 and a second reduction gear 135 , the second bevel gear 132 and the first reduction gear 134 are both arranged on the intermediate shaft 133 , and the second reduction gear 135 is arranged On the output shaft 140 , the first reduction gear 134 meshes with the second reduction gear 135 , and the number of teeth of the first reduction gear 134 is smaller than that of the second reduction gear 135 .

The reducer includes an intermediate shaft 133, a first reduction gear 134 and a second reduction gear 135, that is to say, the reducer is a single-stage gear reducer, but not limited to this, the reducer can also be a single-stage gear reducer, specifically Subject to availability.

The reducer includes an intermediate shaft 133, a first reduction gear 134 and a second reduction gear 135, the reducer is a single-stage gear reducer, and the number of teeth of the first bevel gear 131 is smaller than that of the second bevel gear 132, that is, the drive The power output from the device 110 is decelerated twice through the first reduction gear 134 , the second reduction gear 135 , the first reduction gear 134 and the second reduction gear 135 . With this design, a larger reduction ratio can be obtained on the one hand, and a larger reduction ratio can be obtained on the other hand. The size of the second reduction gear 135 is controlled to prevent the single-stage deceleration from causing the second reduction gear 135 to be oversized.

Referring to FIG. 1 , the input shaft 120 and the main shaft of the motor are coaxially connected, and the two can be connected by splines. The first bevel gear 131 is disposed at the end of the input shaft 120 away from the driving device 110 . The first bevel gear 131 can be assembled and connected with the input shaft 120 by welding, spline, interference press fitting, etc., or integrally connected with the input shaft 120 . The second bevel gear 132 and the first reduction gear 134 are both disposed on the intermediate shaft 133, and the second bevel gear 132 and the first reduction gear 134 can be assembled and connected to the intermediate shaft 133 by welding, splines, interference press fitting, etc. Or integrally connected with the intermediate shaft 133 . The second reduction gear 135 is disposed on the output shaft 140 , and the second reduction gear 135 and the output shaft 140 can be assembled and connected with the intermediate shaft 133 by welding, spline, interference press fitting, etc., or integrally connected with the output shaft 140 .

Referring to FIG. 1 , the output shaft 140 is located on the side of the intermediate shaft 133 away from the driving device 110 , that is, the driving device 110 , the intermediate shaft 133 and the output shaft 140 are arranged in sequence along the longitudinal direction.

It should be noted that the output shaft 140 may be disposed on the side of the intermediate shaft 133 away from the driving device 110 , but not limited to this. As shown in FIG. 2 , the output shaft 140 may also be disposed on the side of the intermediate shaft 133 close to the driving device 110 . Subject to availability.

The output shaft 140 is arranged on the side of the intermediate shaft 133 away from the driving device 110, the output shaft 140 does not occupy the space of the driving device 110, and the installation method of the driving device 110 is more flexible. The vertical power system takes up less space vertically.

Referring to FIG. 1 , the second bevel gear 132 is located on the side of the input shaft 120 close to the output shaft 140 , that is, the output shaft 140 , the second bevel gear 132 and the input shaft 120 are arranged in sequence along the lateral direction.

It should be noted that the second bevel gear 132 may be disposed on the side of the input shaft 120 close to the output shaft 140 , but not limited to this. As shown in FIG. 2 , the second bevel gear 132 may also be disposed on the input shaft 120 away from the output shaft 140 . One side, depending on the situation.

The second bevel gear 132 is disposed on the side of the input shaft 120 close to the output shaft 140, and the gap between the two second bevel gears 132 is larger, that is, the gap between the first drive assembly 100a and the second drive assembly 100b is larger, The difficulty of arranging the vehicle in the lateral direction is reduced; the second bevel gear 132 is arranged on the side of the input shaft 120 away from the output shaft 140, the installation space of the first reduction gear 134 and the second reduction gear 135 is larger, and the lateral dimension of a single drive assembly is also larger. compact.

Referring to FIG. 2 , the vertical motor power system may further include a third drive assembly 100c and a fourth drive assembly 100d, the first drive assembly 100a, the second drive assembly 100b, the third drive assembly 100c and the fourth drive assembly 100d are all It includes the driving device 110 , the input shaft 120 , the output shaft 140 and the transmission device 130 , that is to say, the structures of the four driving assemblies are the same or similar.

The first drive assembly 100a and the third drive assembly 100c are arranged along the longitudinal direction. In the third drive assembly 100c, the input shaft 120 is located on the side of the drive device 110 away from the first drive assembly 100a, that is, in the longitudinal direction, the first drive assembly 100a and The third driving assemblies 100c are arranged symmetrically. The second drive assembly 100b and the fourth drive assembly 100d are disposed along the longitudinal direction. In the fourth drive assembly 100d, the input shaft 120 is located on the side of the drive device 110 away from the second drive assembly 100b, that is, in the longitudinal direction, the second drive assembly 100b and The fourth driving assembly 100d is symmetrically arranged. In the lateral direction, the first driving assembly 100a and the second driving assembly 100b are symmetrically arranged.

It should be noted that the vertical motor power system may further include a third drive assembly 100c and a fourth drive assembly 100d, that is, the vertical motor power system may be a four-drive power system, but is not limited to this, the motor vertical power system drive assembly The specific number can be set according to the situation.

The vertical motor power system may further include a third drive assembly 100c and a fourth drive assembly 100d, that is, the vertical motor power system may be a four-drive system, and the vertical motor power system is used in automobiles, and each drive assembly can be implemented Torque and rotational speed are independently controlled, and the power performance of the car is stronger.

Referring to FIG. 3 , the present application also provides an automobile, which includes the above-disclosed motor longitudinally mounted power system and wheels 200 , which are assembled and connected to the output shaft 140 . The drive device 110 in the motor vertical power system may be an electric motor or a combination of the electric motor and the engine, and the vehicle may be a pure electric vehicle or a hybrid electric vehicle.

The automobile includes a motor longitudinally mounted power system and wheels 200. In the motor longitudinally mounted power system, a first drive assembly 100a and a second drive assembly 100b are laterally spaced to form a gap, and both drive assemblies include a drive device 110, an input shaft 120, a transmission The device 130 and the output shaft 140 , the driving device 110 and the input shaft 120 are arranged longitudinally, the output shaft 140 is arranged laterally and is located on the side of the input shaft 120 away from the gap, and the transmission device 130 connects the input shaft 120 and the output shaft 140 . Compared with the solution in which both the driving device 110 and the input shaft 120 are placed horizontally, the present application reduces the axial space occupied by the motor longitudinally mounted power system, improves the rigidity of the motor longitudinally mounted power system, and at the same time can leave space between the two driving devices 110 A certain gap is used for structural arrangement such as exhaust pipes, which reduces the difficulty of arranging the vehicle in the lateral direction.

It should be noted that, in addition to the motor longitudinally mounted power system and the wheels 200, the automobile also includes other necessary components and assemblies, such as steering system, vehicle engine system, frame and glass, etc. The specific usage requirements will be supplemented accordingly, which will not be repeated here.

The terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", etc., may expressly or implicitly include one or more of that feature. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

In this application, unless otherwise expressly specified and limited, terms such as "assembly" and "connection" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integration; it may be a mechanical The connection can also be an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

In the description of this specification, description with reference to the terms "some embodiments," "exemplarily," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

Although the embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limitations to the present application. The embodiments are subject to changes, modifications, substitutions and alterations, so all changes or modifications made according to the claims and description of the present application shall fall within the scope covered by the patent of the present application.

Claims (10)

1. A motor longitudinally mounted power system, characterized in that it comprises a first drive assembly and a second drive assembly, the first drive assembly and the second drive assembly both comprising: a drive device, the drive device of the first drive assembly and the drive device of the second drive assembly have a certain gap in the lateral direction; an input shaft, arranged along the longitudinal direction, the input shaft is coaxially connected with the main shaft of the driving device; an output shaft, arranged along the lateral direction, the output shaft is located on the side of the driving device away from the gap; A transmission device is connected to the input shaft and the output shaft. 2 . The motor vertical power system according to claim 1 , wherein the transmission device comprises a first bevel gear and a second bevel gear, and the first bevel gear is disposed on the input shaft away from the drive. 3 . At one end of the device, the first bevel gear meshes with the second bevel gear, and the output shaft is connected to the second bevel gear. 3 . The motor vertical power system according to claim 2 , wherein the transmission device further comprises a speed reducer, and the speed reducer is connected to the second bevel gear and the output shaft. 4 . 4 . The motor vertical power system according to claim 3 , wherein the speed reducer comprises an intermediate shaft, a first reduction gear and a second reduction gear, the second bevel gear and the first reduction gear. 5 . Both are arranged on the intermediate shaft, the second reduction gear is arranged on the output shaft, the first reduction gear meshes with the second reduction gear, and the number of teeth of the first reduction gear is smaller than that of the first reduction gear. The number of teeth of the second reduction gear. 5 . The motor longitudinally mounted power system according to claim 4 , wherein the output shaft is located on the side of the intermediate shaft away from the driving device or on the side close to the driving device. 6 . 6 . The motor vertical power system according to claim 2 , wherein the number of teeth of the first bevel gear is smaller than the number of teeth of the second bevel gear. 7 . 7 . The motor longitudinally mounted power system according to claim 2 , wherein the second bevel gear is located on the side of the input shaft close to the output shaft or on the side away from the output shaft. 8 . 8 . The motor vertical power system according to claim 1 , wherein the driving device comprises a motor. 9 . 9 . The motor longitudinally mounted power system according to claim 1 , wherein the motor longitudinally mounted power system further comprises a third drive assembly and a fourth drive assembly, the first drive assembly, the second drive The assembly, the third drive assembly, and the fourth drive assembly each include the drive, the input shaft, the output shaft, and the transmission; The first drive assembly and the third drive assembly are arranged along the longitudinal direction, and in the third drive assembly, the input shaft is located on the side of the drive device away from the first drive assembly; The second drive assembly and the fourth drive assembly are disposed along the longitudinal direction, and in the fourth drive assembly, the input shaft is located on the side of the drive device away from the second drive assembly. 10. An automobile, characterized in that, comprising: The vertical motor power system according to any one of claims 1 to 9; The wheel is assembled and connected with the output shaft.

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