CN220742701U - Hub motor angle module of integrated suspension - Google Patents

Abstract

The utility model relates to a wheel hub motor angle module of an integrated suspension, which comprises a steering module, a suspension module, a tire, a wheel hub driving system module and a disc brake, wherein the tire is connected with the wheel hub driving system module through a wheel hub, the disc brake is arranged between the wheel hub and the wheel hub driving system module, the suspension module comprises a suspension steering fork arm, a wheel hub top connecting rod, a spring damper and a wheel hub motor connecting rod, the steering module is arranged at the upper part of the suspension steering fork arm, one ends of the two wheel hub motor connecting rods are respectively hinged at two sides of the wheel hub driving system module, the other ends of the wheel hub motor connecting rods are respectively hinged with the lower parts of two sides of the suspension steering fork arm, one end of the wheel hub top connecting rod is hinged with the middle part of the suspension steering fork arm, and the other end of the wheel hub motor connecting rod is hinged with the upper part of the wheel hub driving system module, and two ends of the spring damper are respectively connected with the suspension steering fork arm and the wheel hub driving system module. The wheel hub motor angle module suspension is compact in structure and good in damping effect.

Description

Hub motor angle module of integrated suspension

Technical Field

The present utility model relates to a corner module apparatus for a vehicle, and more particularly, to an in-wheel motor corner module of an integrated suspension.

Background

In general, an electric vehicle refers to an environment-friendly vehicle having no exhaust emission. An electric automobile is mounted with a high-voltage battery for supplying driving energy, a driving motor for generating rotational power from power output from the high-voltage battery, and the like. The electric vehicle is driven by the rotational power of the motor transmitted to the wheels through the drive shaft. The electric automobile adopts the four-wheel independent driving mode of the hub motor, can omit mechanical parts including a speed reducer, a differential mechanism, a transmission shaft and the like, greatly reduces mechanical loss, can save space in the automobile, realizes light weight and reduces the servicing quality of the electric automobile.

At present, the electric vehicle mostly adopts centralized driving or wheel side driving, the chassis structure adopts the transmission, steering and suspension modes of the traditional vehicle, wheels cannot independently steer, the turning radius of the vehicle is large, and a motor occupies a larger chassis space. After the drive-by-wire chassis is raised, the hub motor is more and more focused by virtue of various advantages. The vehicle provided with the hub motor does not need a differential mechanism, a speed changer and a transmission shaft, and can greatly simplify the chassis structure, thereby providing more installation space for other electric devices and improving the space utilization rate; the speed of each wheel can be independently controlled, and multiple complex driving modes can be realized, so that an angle module capable of integrating a driving system, a braking system, a steering system and a suspension system is urgently needed to be designed aiming at the advantages.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a wheel hub motor angle module of an integrated suspension, which has compact suspension structure and good damping effect.

In order to achieve the above object, the present utility model adopts the following technical scheme:

the utility model provides an integrated suspension's in-wheel motor angle module, includes steering module, suspension module, tire, wheel hub actuating system module and disc brake, the tire passes through wheel hub and wheel hub actuating system module and is connected, disc brake sets up between wheel hub and wheel hub actuating system module, suspension module includes suspension steering yoke, wheel hub top connecting rod, spring damper and wheel hub motor connecting rod, steering module sets up the upper portion at suspension steering yoke, and the one end of two wheel hub motor connecting rods articulates respectively in the both sides of wheel hub actuating system module, and the other end of wheel hub motor connecting rod articulates with the lower part of suspension steering yoke both sides respectively, the one end of wheel hub top connecting rod articulates with the middle part of suspension steering yoke, and the other end articulates with the upper portion of wheel hub actuating system module, spring damper's both ends are connected with suspension steering yoke and wheel hub actuating system module respectively.

As a preferable scheme: the middle part of the suspension steering fork arm is also provided with a hub ejector rod, one end of each of the two hub ejector rod is sleeved on the hub ejector rod at intervals, and the other end of each of the two hub ejector rod is hinged on the hub driving system module.

As a preferable scheme: the lower part of the suspension steering fork arm, the hub motor connecting rod and the spring damper are enclosed to form a triangle.

As a preferable scheme: the steering module comprises a steering reduction gearbox cover, a steering motor controller, a steering motor assembly, a steering main reduction driving gear, a steering main reduction idle gear, a steering main reduction driven flange gear and a steering arm lower flange shaft, wherein the steering motor controller and the steering motor assembly are fixed on a suspension steering fork arm, the steering reduction gearbox cover and the upper part of the suspension steering fork arm form a cavity, the steering arm lower flange shaft is fixed in the cavity and is rotatably arranged with the steering main reduction driven flange gear through a steering bearing, the steering main reduction driving gear is arranged in the cavity through a steering planetary output shaft supporting bearing, and the steering main reduction idle gear is rotatably arranged in the cavity and is meshed and transmitted with the steering main reduction driving gear and the steering main reduction driven flange gear; the steering motor assembly drives the steering main reduction driving gear to rotate through the three-stage planetary gear, and then drives the suspension steering fork arm to rotate around the steering main reduction driven flange gear.

As a preferable scheme: the steering module comprises a steering bearing hollow locking bolt and a steering bearing locking nut, wherein the steering arm lower flange shaft is arranged on the steering bearing hollow locking bolt, and the steering arm lower flange shaft and the steering bearing hollow locking bolt clamp an inner ring of the steering bearing through the steering bearing locking nut.

As a preferable scheme: and a steering planet row output bearing seat is further arranged between the steering planet output shaft support bearing and the inner wall of the cavity.

As a preferable scheme: and the steering main speed reduction idler wheel is also provided with a magnetic encoder for detecting the rotation angle of the gear.

As a preferable scheme: the hub driving system module comprises a motor controller two-in-one shell, and a controller, a hub motor assembly and a speed reducing mechanism which are all arranged in the motor controller two-in-one shell, wherein the hub motor assembly comprises a rotary transformer, a motor shaft, a motor rotor assembly arranged on the motor shaft and a motor stator assembly arranged outside the motor rotor assembly; the speed reducing mechanism comprises a planet row shell, a planet row, a planet carrier and a hub flange shaft, wherein the hub flange shaft is fixed on the planet carrier through a hub flange shaft locking nut, the hub flange shaft is rotatably arranged with the planet row shell through a hub bearing, a hub bearing pressing plate is further arranged on the planet row shell, and the motor shaft drives the planet carrier and the hub flange shaft to rotate after the motor shaft is decelerated through the planet row.

As a preferable scheme: the motor controller two-in-one shell is internally provided with a motor rear cover and a motor front cover, the motor shaft is arranged on the motor rear cover and the motor front cover through bearings, and one end of the motor controller two-in-one shell is also provided with an electric box cover.

Compared with the prior art, the utility model has the beneficial effects that:

the structure of the utility model comprises a plurality of components such as a steering module, a suspension module, a tire, a hub driving system module, a disc brake and the like, wherein the suspension steering yoke of the suspension module, a spring damper and a hub motor connecting rod form triangular shock absorption, when the tire is vibrated, the whole hub driving system module vibrates up and down, the hub motor connecting rod rotates around a suspension steering yoke support column, the spring damper compresses up and down, and the hub top connecting rod moves up and down with the hub driving system module, so that the vibration problem of the whole hub motor is relieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not limit the application.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

fig. 4 is a B-B cross-sectional view of fig. 2.

The reference numerals are: 1. a suspension steering yoke; 2. a steering motor controller; 3. a steering motor assembly; 4. three-stage planet rows; 5. steering main reduction driving gear; 6. steering main speed reducing idler wheel; 7. a magnetic encoder; 8. a steering bearing lock nut; 9. steering a driving and subtracting driven flange gear; 10. a steering bearing; 11. a steering arm lower flange shaft; 12. steering bearing hollow locking bolt; 13. a steering planetary output shaft support bearing; 14. output bearing seat of steering planet row; 15. a steering reduction gearbox cover; 16. a planet carrier; 17. a hub flange shaft lock nut; 18. a hub flange shaft; 19. a hub bearing; 20. a disc brake; 21. a planet row housing; 22. a hub bearing platen; 23. a planet row; 24. a motor shaft; 25. a motor rotor assembly; 26. a motor stator assembly; 27. rotating and changing; 28. a motor rear cover; 29. an electrical box cover; 30. a motor front cover; 31. the motor controller is a two-in-one shell; 32. a hub top link; 33. a hub ejector rod; 34. a spring damper; 35. a hub motor connecting rod; 100. and the hub motor assembly.

Detailed Description

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

Furthermore, in the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1 and 2, a wheel hub motor angle module of an integrated suspension includes a steering module, a suspension module, a tire, a wheel hub driving system module and a disc brake 20, the tire is connected with the wheel hub driving system module through a wheel hub, the disc brake 20 is arranged between the wheel hub and the wheel hub driving system module, the suspension module includes a suspension steering yoke 1, a wheel hub top connecting rod 32, a spring damper 34 and a wheel hub motor connecting rod 35, the steering module is arranged at the upper part of the suspension steering yoke 1, one ends of the two wheel hub motor connecting rods 35 are respectively hinged at two sides of the wheel hub driving system module, the other ends of the wheel hub motor connecting rods 35 are respectively hinged with the lower parts of two sides of the suspension steering yoke 1, one end of the wheel hub top connecting rod 32 is hinged with the middle part of the suspension steering yoke 1, the other ends of the wheel hub top connecting rod are hinged with the upper part of the wheel hub driving system module, and two ends of the spring damper 34 are respectively connected with the suspension steering yoke 1 and the wheel hub driving system module.

The middle part of the suspension steering yoke 1 is also provided with a hub mandril 33, one end of each of the two hub mandril connecting rods 32 is sleeved on the hub mandril 33 at intervals, and the other end of each of the two hub mandril connecting rods is hinged on the hub driving system module. The lower part of the suspension steering yoke 1, the hub motor connecting rod 35 and the spring damper 34 are enclosed to form a triangle.

As shown in fig. 3, the steering module comprises a steering reduction gearbox cover 15, a steering motor controller 2, a steering motor assembly 3, a steering main reduction driving gear 5, a steering main reduction idler gear 6, a steering main reduction driven flange gear 9 and a steering arm lower flange shaft 11, wherein the steering motor controller 2 and the steering motor assembly 3 are fixed on a suspension steering fork arm 1, the steering reduction gearbox cover 15 and the upper part of the suspension steering fork arm 1 form a cavity, the steering arm lower flange shaft 11 is fixed in the cavity and is rotatably arranged with the steering main reduction driven flange gear 9 through a steering bearing 10, the steering main reduction driving gear 5 is rotatably arranged in the cavity through a steering planetary output shaft supporting bearing 13, and the steering main reduction idler gear 6 is in meshed transmission with the steering main reduction driving gear 5 and the steering main reduction driven flange gear 9; the steering motor assembly 3 drives the steering main reducing driving gear 5 to rotate through the three-stage planetary gear 4, and then drives the suspension steering fork arm 1 to rotate around the steering main reducing driven flange gear 9.

The steering module further comprises a steering bearing hollow locking bolt 12 and a steering bearing locking nut 8, wherein the steering arm lower flange shaft 11 is arranged on the steering bearing hollow locking bolt 12, and the steering arm lower flange shaft 11 and the steering bearing hollow locking bolt 12 clamp the inner ring of the steering bearing 10 through the steering bearing locking nut 8.

And a steering planet row output bearing seat 14 is also arranged between the steering planet output shaft support bearing 13 and the inner wall of the cavity. The steering main speed reduction idler wheel 6 is also provided with a magnetic encoder 7 for detecting the rotation angle of the gear.

As shown in fig. 4, the hub driving system module includes a motor controller two-in-one housing 31, and a controller, a hub motor assembly 100 and a speed reducing mechanism all disposed in the motor controller two-in-one housing 31, wherein the hub motor assembly 100 includes a rotary transformer 27, a motor shaft 24, a motor rotor assembly 25 disposed on the motor shaft 24, and a motor stator assembly 26 disposed outside the motor rotor assembly 25; the speed reducing mechanism comprises a planet row shell 21, a planet row 23, a planet carrier 16 and a hub flange shaft 18, wherein the hub flange shaft 18 is fixed on the planet carrier 16 through a hub flange shaft locking nut 17, the hub flange shaft 18 is rotatably arranged with the planet row shell 21 through a hub bearing 19, a hub bearing pressing plate 22 is further arranged on the planet row shell 21, and a motor shaft 24 drives the planet carrier 16 and the hub flange shaft 18 to rotate after being decelerated through the planet row 23.

The motor controller two-in-one shell 31 is internally provided with a motor rear cover 28 and a motor front cover 30, the motor shaft 24 is arranged on the motor rear cover 28 and the motor front cover 30 through bearings, and one end of the motor controller two-in-one shell 31 is also provided with an electric box cover 29.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," 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 of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model, and any simple modification, equivalent variation and modification of the above embodiments in light of the technical principles of the utility model may be made within the scope of the present utility model.

Claims (9)

1. The utility model provides an integrated suspension's in-wheel motor angle module, includes steering module, suspension module, tire, wheel hub driving system module and disc brake (20), the tire passes through wheel hub and wheel hub driving system module to be connected, disc brake (20) set up between wheel hub and wheel hub driving system module, its characterized in that: the suspension module comprises a suspension steering fork arm (1), a hub top connecting rod (32), a spring damper (34) and a hub motor connecting rod (35), wherein the steering module is arranged on the upper portion of the suspension steering fork arm (1), one ends of the two hub motor connecting rods (35) are respectively hinged to two sides of the hub driving system module, the other ends of the hub motor connecting rods (35) are respectively hinged to the lower portions of the two sides of the suspension steering fork arm (1), one end of the hub top connecting rod (32) is hinged to the middle portion of the suspension steering fork arm (1), the other end of the hub top connecting rod is hinged to the upper portion of the hub driving system module, and two ends of the spring damper (34) are respectively connected with the suspension steering fork arm (1) and the hub driving system module.

2. The integrated suspension in-wheel motor corner module of claim 1, wherein: the middle part of the suspension steering fork arm (1) is also provided with a hub ejector rod (33), one end of each of the two hub ejector rod (32) is sleeved on the hub ejector rod (33) at intervals, and the other end of each of the two hub ejector rod is hinged on the hub driving system module.

3. The integrated suspension in-wheel motor corner module of claim 1, wherein: the lower part of the suspension steering fork arm (1), the hub motor connecting rod (35) and the spring damper (34) are enclosed to form a triangle.

4. The integrated suspension in-wheel motor corner module of claim 1, wherein: the steering module comprises a steering reduction gearbox cover (15), a steering motor controller (2), a steering motor assembly (3), a steering main reduction driving gear (5), a steering main reduction idler gear (6), a steering main reduction driven flange gear (9) and a steering arm lower flange shaft (11), wherein the steering motor controller (2) and the steering motor assembly (3) are fixed on a suspension steering fork arm (1), the steering reduction gearbox cover (15) and the upper part of the suspension steering fork arm (1) form a cavity, the steering arm lower flange shaft (11) is fixed in the cavity, and is rotationally arranged with the steering main reduction driven flange gear (9) through a steering bearing (10), the steering main reduction driving gear (5) is rotationally arranged in the cavity through a steering planetary output shaft support bearing (13), and the steering main reduction idler gear (6) is rotationally arranged in the cavity and is in meshed transmission with the steering main reduction driving gear (5) and the steering main reduction driven flange gear (9); the steering motor assembly (3) drives the steering main reduction driving gear (5) to rotate through the three-stage planetary gear (4), and then drives the suspension steering fork arm (1) to rotate around the steering main reduction driven flange gear (9).

5. The integrated suspension in-wheel motor corner module of claim 4, wherein: the steering module comprises a steering bearing hollow locking bolt (12) and a steering bearing locking nut (8), wherein the steering arm lower flange shaft (11) is arranged on the steering bearing hollow locking bolt (12), and the steering arm lower flange shaft (11) and the steering bearing hollow locking bolt (12) clamp the inner ring of the steering bearing (10) through the steering bearing locking nut (8).

6. The integrated suspension in-wheel motor corner module of claim 4, wherein: and a steering planet row output shaft bearing seat (14) is further arranged between the steering planet output shaft support bearing (13) and the inner wall of the cavity.

7. The integrated suspension in-wheel motor corner module of claim 4, wherein: and a magnetic encoder (7) for detecting the rotation angle of the gear is also arranged on the steering main speed reduction idler wheel (6).

8. The integrated suspension in-wheel motor corner module of claim 1, wherein: the hub driving system module comprises a motor controller two-in-one shell (31), and a controller, a hub motor assembly (100) and a speed reducing mechanism which are all arranged in the motor controller two-in-one shell (31), wherein the hub motor assembly (100) comprises a rotary transformer (27), a motor shaft (24), a motor rotor assembly (25) arranged on the motor shaft (24) and a motor stator assembly (26) arranged outside the motor rotor assembly (25); the speed reducing mechanism comprises a planet row shell (21), a planet row (23), a planet carrier (16) and a hub flange shaft (18), wherein the hub flange shaft (18) is fixed on the planet carrier (16) through a hub flange shaft locking nut (17), the hub flange shaft (18) is rotatably arranged with the planet row shell (21) through a hub bearing (19), a hub bearing pressing plate (22) is further arranged on the planet row shell (21), and a motor shaft (24) drives the planet carrier (16) and the hub flange shaft (18) to rotate after the motor shaft (24) is decelerated through the planet row (23).

9. The integrated suspension in-wheel motor corner module of claim 8, wherein: the motor controller two-in-one shell (31) is internally provided with a motor rear cover (28) and a motor front cover (30), the motor shaft (24) is arranged on the motor rear cover (28) and the motor front cover (30) through bearings, and one end of the motor controller two-in-one shell (31) is also provided with an electric box cover (29).