阅读说明：本技术 飞行汽车动力架构 (Power framework of flying automobile ) 是由 郝闪闪 于 2021-11-08 设计创作，主要内容包括：本发明涉及动力传输结构技术领域,特别涉及飞行汽车动力构架,及其在飞行与路行两种工况之间的切换理念及方法,包括螺旋桨、差速器、动力切换组件；所述螺旋桨与螺旋桨转轴的第一端固定连接；所述差速器的输入齿轮与差速器转轴第一端固定连接；所述动力切换组件用于控制螺旋桨或者车轮转动；实现飞行汽车飞行和陆行状态切换的功能。(The invention relates to the technical field of power transmission structures, in particular to a power frame of a flying automobile, and a switching concept and a switching method thereof between two working conditions of flight and road running, wherein the power frame comprises a propeller, a differential mechanism and a power switching assembly; the propeller is fixedly connected with the first end of the propeller rotating shaft; an input gear of the differential is fixedly connected with a first end of a rotating shaft of the differential; the power switching assembly is used for controlling the rotation of a propeller or a wheel; the function of switching the flight state and the land travel state of the aerocar is realized.)

1. The core of the power architecture of the aerocar is characterized in that the power architecture is a design concept of switching between flight mode and land mode, and mainly comprises a propeller, a differential mechanism, a power switching component and the like;

the propeller is fixedly connected with the first end of the propeller rotating shaft;

an input gear of the differential is fixedly connected with a first end of a rotating shaft of the differential;

the power switching assembly is used for controlling the rotation of the propeller or the wheels in a time-sharing mode.

2. A flying vehicle power architecture according to claim 1,

the power switching assembly comprises a driving part, a driving gear, a driven gear shaft, a clutch, a propeller shaft and an automobile driving shaft;

the driven gear is meshed with the driving gear; the driving part is used for driving a driving gear to rotate; the driven gear shaft penetrates through and is fixed on the axis of the driven gear, and the propeller shaft and the automobile driving shaft respectively drive the propeller and the wheels;

the two clutches are respectively a first clutch and a second clutch, and can also be a bidirectional clutch to drive the propeller and the wheels in a time-sharing manner;

a first clutch is arranged between the first end of the driven gear shaft and the second end of the propeller rotating shaft and is used for controlling the on/off of torque transmission between the driven gear shaft and the propeller rotating shaft;

and a second clutch is arranged between the second end of the driven gear shaft and the second end of the differential mechanism rotating shaft and is used for controlling the on/off of power transmission between the driven gear shaft and the differential mechanism rotating shaft.

3. A flying vehicle power architecture according to claim 2,

the driven gear is meshed with two or more circumferential driving gears, one driving part only drives one driving gear to rotate, and the driving part can be a motor or an engine.

4. The flying vehicle power architecture of claim 1, comprising,

the power switching assembly comprises a driving part, a driving gear, a clutch, an epicyclic planetary gear train, a planet carrier rotating shaft, a sun gear and a sun gear rotating shaft;

the clutches are a plurality of clutches, namely a first clutch, a second clutch, a third clutch and the like, and are determined according to the quantity of power sources;

a first clutch is arranged between one end, far away from the sun gear, of a rotating shaft of a planet carrier of the epicyclic planetary gear train and the second end of the rotating shaft of the propeller, and the first clutch is used for controlling on/off of power transmission between the rotating shaft of the planet carrier and the rotating shaft of the propeller;

a second clutch is arranged between one end, far away from the sun gear, of the sun gear rotating shaft of the epicyclic planetary gear train and the second end of the differential mechanism rotating shaft, and is used for controlling on/off of power transmission between the sun gear rotating shaft and the differential mechanism rotating shaft;

the sun wheel rotating shaft gear and the sun wheel rotating shaft are coaxially fixed;

the outer gear portion is arranged on the periphery of a gear ring of the epicyclic planetary gear train, the outer gear portion and the sun wheel rotating shaft gear are respectively in driving gear meshing, and each driving gear meshing is independently driven by one driving part.

5. The flying automobile power architecture of claim 4, comprising,

the outer gear portion of the ring gear is meshed with two driving gears, and each driving gear is independently driven by one driving part.

6. The flying vehicle power architecture of claim 1, comprising,

the power switching assembly comprises a driving part, a clutch and a fixed shaft planetary gear train;

the fixed-axis planetary gear system has planetary gears only rotating, and each planetary gear of the fixed-axis planetary gear system is independently driven by one driving component;

the number of the clutches is determined by the number of the driving parts arranged in the circumferential direction;

a first clutch is arranged between one end, far away from the gear ring, of the gear ring rotating shaft of the fixed-shaft planetary gear train and the second end of the propeller rotating shaft, and the first clutch is used for controlling on/off of power transmission between the gear ring rotating shaft and the propeller rotating shaft;

and a second clutch is arranged between one end of the rotating shaft of the sun gear of the dead axle planetary gear train, which is far away from the sun gear, and the second end of the rotating shaft of the differential mechanism, and is used for controlling the on/off of power transmission between the rotating shaft of the sun gear and the rotating shaft of the differential mechanism.

7. The flying vehicle power architecture of claim 1, comprising,

the power switching assembly comprises a driving part, a driving gear and a bidirectional clutch;

the two driving components transmit rotation to a movable disc of a two-way clutch through a transmission mechanism respectively, and the two-way clutch is used for switching the rotation of a propeller rotating shaft or a differential mechanism rotating shaft.

8. The flying vehicle power architecture of claim 1, comprising,

the power switching assembly comprises a driving part, a driven gear and a two-way clutch;

a driven gear is fixedly arranged at the second end of the propeller rotating shaft and the second end of the differential rotating shaft;

the drive member is used for transmitting rotation to a movable plate of a bidirectional clutch, the movable plate is respectively connected with a flight side shaft or a land side shaft through hydraulic pressure or electric power, and the bidirectional clutch is used for switching a transmission path of driving torque between two driven gears.

9. A flying vehicle power architecture according to claim 8,

the bidirectional clutches are arranged in two or more circumferential directions, the driving parts are also arranged in two or more circumferential directions, and the driving disc of each bidirectional clutch is driven to rotate by one driving part independently; the bidirectional clutch is used to switch a transmission path of the driving torque between the two driven gears to a flight end or a land end.

10. A flying automobile power architecture according to any one of claims 2 to 9,

the driving part is a motor or an engine.

Technical Field

The invention relates to the technical field of power transmission structures, in particular to a flying automobile power system architecture, and a switching concept and a switching method thereof between flying and land postures.

Background

The invention relates to the field of aerocars, in particular to a switching concept or method of an aerocar power system between flight and land movement. The automobile in the background technology is used as a transportation tool in the modern society, and has irreplaceable effect in two-dimensional traffic; however, with the development of society, two-dimensional traffic cannot completely meet the production and living requirements of people, and three-dimensional traffic needs to be expanded; nowadays, many countries, companies, groups and individuals all aim at the sky, and a vehicle with functions of both an automobile and an airplane is desired to meet the pursuit of human beings for larger operation space and convenience of land idling; to date, although various samples (eVTOL) have been designed and developed, the popularization effect is not ideal, and most of the eVTOL has only flight function and lacks land function.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a power framework of the aerocar, designs a flight and land two-way switching structure and realizes the function of switching the land and flight states of the aerocar.

In order to achieve the purpose of the invention, the invention adopts the technical scheme that:

the aerocar power framework is characterized by comprising a propeller, a differential mechanism and a power switching component;

the propeller is fixedly connected with the first end of the propeller rotating shaft;

an input gear of the differential is fixedly connected with a first end of a rotating shaft of the differential;

the power switching assembly is used for controlling the rotation of the propeller or the wheels.

Further, the power switching assembly comprises a driving part, a driving gear, a driven gear shaft and a clutch;

the driven gear is meshed with the driving gear; the driving part is used for driving a driving gear to rotate; the driven gear shaft penetrates through and is fixed on the axis of the driven gear;

the two clutches are respectively a first clutch and a second clutch;

a first clutch is arranged between the first end of the driven gear shaft and the second end of the propeller rotating shaft and is used for controlling the on/off of torque transmission between the driven gear shaft and the propeller rotating shaft;

and a second clutch is arranged between the second end of the driven gear shaft and the second end of the differential mechanism rotating shaft and is used for controlling the on/off of torque transmission between the driven gear shaft and the differential mechanism rotating shaft.

Further, the driven gear is meshed with the two driving gears, and one driving part only drives one driving gear to rotate.

Further, the power switching assembly comprises a driving part, a driving gear, a clutch, an epicyclic planetary gear train, a planet carrier rotating shaft, a sun gear rotating shaft and a sun gear rotating shaft gear;

the two clutches are respectively a first clutch and a second clutch;

a first clutch is arranged between one end, far away from the sun gear, of a rotating shaft of a planet carrier of the epicyclic planetary gear train and the second end of the rotating shaft of the propeller, and the first clutch is used for controlling on/off of power transmission between the rotating shaft of the planet carrier and the rotating shaft of the propeller;

a second clutch is arranged between one end, far away from the sun gear, of the sun gear rotating shaft of the epicyclic planetary gear train and the second end of the differential mechanism rotating shaft, and is used for controlling on/off of power transmission between the sun gear rotating shaft and the differential mechanism rotating shaft;

the sun wheel rotating shaft gear and the sun wheel rotating shaft are coaxially fixed;

the outer gear portion is arranged on the periphery of a gear ring of the epicyclic planetary gear train, the outer gear portion and the sun wheel rotating shaft gear are respectively in driving gear meshing, and each driving gear meshing is independently driven by one driving part.

Further, the external gear portion of the ring gear is meshed with two driving gears, and each driving gear is independently driven by one driving part.

Further, the power switching assembly comprises a driving part, a clutch and a fixed shaft planetary gear train;

the fixed-axis planetary gear system has planetary gears only rotating, and each planetary gear of the fixed-axis planetary gear system is independently driven by one driving component;

the two clutches are respectively a first clutch and a second clutch;

a first clutch is arranged between one end, far away from the gear ring, of the gear ring rotating shaft of the fixed-shaft planetary gear train and the second end of the propeller rotating shaft, and the first clutch is used for controlling on/off of power transmission between the gear ring rotating shaft and the propeller rotating shaft;

and a second clutch is arranged between one end of the rotating shaft of the sun gear of the dead axle planetary gear train, which is far away from the sun gear, and the second end of the rotating shaft of the differential mechanism, and is used for controlling the on/off of power transmission between the rotating shaft of the sun gear and the rotating shaft of the differential mechanism.

Further, the power switching assembly comprises a driving part, a driving gear and a bidirectional clutch;

the two driving components transmit rotation to a movable disc of a two-way clutch through a transmission mechanism respectively, and the two-way clutch is used for switching the rotation of a propeller rotating shaft or a differential mechanism rotating shaft.

Further, the power switching assembly comprises a driving part, a driven gear and a two-way clutch;

a driven gear is fixedly arranged at the second end of the propeller rotating shaft and the second end of the differential rotating shaft;

the drive member is configured to transmit rotation to a movable plate of a two-way clutch for switching a transmission path of a drive torque between two driven gears.

Furthermore, two bidirectional clutches are arranged, the number of the driving parts is also two, and the movable disc of each bidirectional clutch is independently driven by one driving part; the bidirectional clutch is used to switch a transmission path of the drive torque between the two driven gears.

Further, the driving part is a motor or an engine. The invention has the beneficial effects that:

by starting the driving part 40, the driving gear 50 drives the driven gear shaft 61 to rotate, and then the rotation of the driven gear shaft 61 can be respectively transmitted to the differential 20 (advancing in a land-going attitude) or the propeller 10 (advancing in a flight attitude) through the two clutches 70, and the flying automobile can be switched between the land-going attitude and the flight attitude through the action of the clutches 70, so that the effect of smooth switching of the land-going state and the flight state of the flying automobile is realized.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present application;

FIG. 2 is a schematic structural diagram of a second embodiment of the present application;

FIG. 3 is a schematic structural diagram of a third embodiment of the present application;

FIG. 4 is a schematic structural diagram of a fourth embodiment of the present application;

FIG. 5 is a schematic structural diagram of a fifth embodiment of the present application;

FIG. 6 is a schematic structural diagram of a sixth embodiment of the present application;

reference symbol comparison table:

propeller 10, propeller shaft 11, differential 20, differential shaft 21, drive member 40, drive gear 50, driven gear 60, driven gear shaft 61, clutch 70, epicyclic planetary gear train 80, planet carrier shaft 90, sun gear shaft 100, sun gear shaft gear 110, bidirectional clutch 120, and dead-center planetary gear train 140.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Example one

Referring to fig. 1, the power architecture of the hovercar comprises a propeller 10, a differential 20, a driving part 40, a driving gear 50, a driven gear 60, a driven gear shaft 61 and a clutch 70;

the propeller 10 is fixedly connected with a first end of a propeller rotating shaft 11, namely the propeller rotating shaft 11 is used for transmitting the rotating torque of the propeller 10;

an input gear of the differential 20 is fixedly connected with a first end of a differential rotating shaft 21, namely the differential rotating shaft 21 is used for transmitting the torque of the rotation of the internal gear of the differential 20;

the driven gear 60 is meshed with the driving gear 50; the driving part 40 is used for driving a driving gear 50 to rotate; the driven gear shaft 61 penetrates through and is fixed on the axis of the driven gear 60;

the number of the clutches 70 is two, and the clutches are a first clutch 70 and a second clutch 70 respectively;

a first clutch 70 is arranged between the first end of the driven gear shaft 61 and the second end of the propeller rotating shaft 11, and the first clutch 70 is used for controlling on/off of torque transmission between the driven gear shaft 61 and the propeller rotating shaft 11;

a second clutch 70 is arranged between the second end of the driven gear shaft 61 and the second end of the differential rotating shaft 21, and the second clutch 70 is used for controlling on/off of torque transmission between the driven gear shaft 61 and the differential rotating shaft 21;

the principle is as follows: by starting the driving member 40, the driving gear 50 drives the driven gear shaft 61 to rotate, the driven gear shaft 61 can further transmit the rotation of the driven gear shaft 61 to the differential 20 (advancing in a land-going attitude) or the propeller 10 (advancing in a flight attitude) through the two clutches 70, and the flying automobile can be switched between the land-going attitude and the flight attitude through the action of the clutches 70, so that the effect of smooth switching between the land-going state and the flight state of the flying automobile is realized.

The driving member 40, the driving gear 50, the driven gear 60, the driven gear shaft 61, and the clutch 70 constitute a power switching assembly for controlling the rotation of the propeller 10 or the wheels.

Further, the driven gear 60 is engaged with the two driving gears 50, and one driving member 40 drives only one driving gear 50 to rotate, so that when one driving member 40 fails, the hovercar can operate normally as long as the other driving member 40 operates normally.

Further, the driving member 40 is a motor or an engine.

Example two

Referring to fig. 2, the hovercar power architecture includes a propeller 10, a differential 20, a driving member 40, a driving gear 50, a clutch 70, an epicyclic planetary gear train 80, a planet carrier rotating shaft 90, a sun gear rotating shaft 100, and a sun gear rotating shaft gear 110;

the propeller 10 is fixedly connected with a first end of a propeller rotating shaft 11, namely the propeller rotating shaft 11 is used for transmitting the rotating torque of the propeller 10;

an input gear of the differential 20 is fixedly connected with a first end of a differential rotating shaft 21, namely the differential rotating shaft 21 is used for transmitting the torque of the rotation of the internal gear of the differential 20;

the number of the clutches 70 is two, and the clutches are a first clutch 70 and a second clutch 70 respectively;

a first clutch 70 is arranged between one end, far away from the sun gear, of the planet carrier rotating shaft 90 of the epicyclic planetary gear train 80 and the second end of the propeller rotating shaft 11, and the first clutch 70 is used for controlling the on/off of power transmission between the planet carrier rotating shaft 90 and the propeller rotating shaft 11;

a second clutch 70 is arranged between one end, far away from the sun gear, of the sun gear rotating shaft 100 of the epicyclic planetary gear train 80 and the second end of the differential rotating shaft 21, and the second clutch 70 is used for controlling on/off of power transmission between the sun gear rotating shaft 100 and the differential rotating shaft 21;

the sun wheel rotating shaft gear 110 is coaxially fixed with the sun wheel rotating shaft 100;

the outer periphery of the ring gear of the epicyclic planetary gear train 80 is provided with an external gear portion, and the external gear portion and the sun wheel rotation shaft gear 110 are respectively engaged with the driving gears 50, and each engagement of the driving gears 50 is independently driven by one driving part 40.

The principle is as follows: the rotation of the epicyclic planetary gear train 80 is output by the planet carrier rotating shaft 90 and the sun wheel rotating shaft 100 respectively, the planet carrier rotating shaft 90 and the sun wheel rotating shaft 100 transmit rotation to the differential mechanism 20 (advancing in a land-going attitude) or the propeller 10 (advancing in a flying attitude) through the clutch 70, and the flying automobile can be switched between the land-going attitude and the flying attitude through the action of the clutch 70, so that the effect of switching between the land-going state and the flying state of the flying automobile and smoothing the flying state of the flying automobile is realized.

The driving component 40, the driving gear 50, the clutch 70, the epicyclic planetary gear train 80, the planet carrier rotating shaft 90, the sun wheel rotating shaft 100 and the sun wheel rotating shaft gear 110 form a power switching assembly, and the power switching assembly is used for controlling the rotation of the propeller 10 or the wheels.

Further, the driving member 40 is a motor or an engine.

Further, the outer gear portion of the ring gear is engaged with two driving gears 50, and each driving gear 50 is engaged and driven independently by one driving part 40; thus, when one of the driving components 40 fails, the flying vehicle can operate normally as long as the other driving component 40 operates normally.

EXAMPLE III

As shown in fig. 3, the aerocar power architecture comprises a propeller 10, a differential 20, a driving component 40, a clutch 70 and a dead axle planetary gear system 140;

the propeller 10 is fixedly connected with a first end of a propeller rotating shaft 11, namely the propeller rotating shaft 11 is used for transmitting the power of the rotation of the propeller 10;

an input gear of the differential 20 is fixedly connected with a first end of a differential rotating shaft 21, namely the differential rotating shaft 21 is used for transmitting power for rotating gears in the differential 20;

the fixed-axis planetary gear train 140 is that the planetary gears only rotate, and each planetary gear of the fixed-axis planetary gear train 140 is independently driven by one driving component 40;

the number of the clutches 70 is two, and the clutches are a first clutch 70 and a second clutch 70 respectively;

a first clutch 70 is arranged between one end, far away from the gear ring, of the gear ring rotating shaft of the fixed-shaft planetary gear train 140 and the second end of the propeller rotating shaft 11, and the first clutch 70 is used for controlling on/off of power transmission between the gear ring rotating shaft and the propeller rotating shaft 11;

a second clutch 70 is arranged between one end of the rotating shaft of the sun gear of the dead axle planetary gear train 140, which is far away from the sun gear, and the second end of the differential rotating shaft 21, and the second clutch 70 is used for controlling the on/off of power transmission between the rotating shaft of the moving sun gear and the differential rotating shaft 21;

the principle is as follows: the driving component 40 drives the rotating shaft of the sun gear and the rotating shaft of the gear ring to rotate, the rotating shaft of the sun gear and the rotating shaft of the gear ring transmit rotation to the differential 20 (advance in a land-going posture) or the propeller 10 (advance in a flying posture) through the clutch 70, the flying automobile can be switched between the land-going posture and the flying posture through the action of the clutch 70, and the effect of switching the land-going state and the flying state of the flying automobile to be smooth is achieved.

The drive member 40, clutch 70, and fixed axis planetary gear 140 comprise a power switching assembly for controlling rotation of the propeller 10 or wheels.

Further, the driving member 40 is a motor or an engine.

Example four

Referring to fig. 4, the hovercar power architecture includes a propeller 10, a differential 20, a driving member 40, a driving gear 50, a bidirectional clutch 120;

the propeller 10 is fixedly connected with a first end of a propeller rotating shaft 11, namely the propeller rotating shaft 11 is used for transmitting the power of the rotation of the propeller 10;

an input gear of the differential 20 is fixedly connected with a first end of a differential rotating shaft 21, namely the differential rotating shaft 21 is used for transmitting power for rotating gears in the differential 20;

the two drive members 40 each transmit rotation to a driving disk of a two-way clutch 120 via a transmission mechanism, and the two-way clutch 120 is used for switching the rotation of the propeller shaft 11 or the differential shaft 21.

The principle is as follows:

by transmitting the rotation of the driving member 40 to the differential 20 (forward in the ground) or the propeller 10 (forward in the flight attitude) via the bidirectional clutch 120, the hovercar can be switched between the ground and the flight attitude by the operation of the clutch 70, and the effect of smooth switching between the ground and flight state of the hovercar can be achieved.

The driving part 40, the driving gear 50 and the two-way clutch 120 constitute a power switching assembly, and the power switching assembly is used for controlling the rotation of the propeller 10 or the wheels.

Further, the driving member 40 is a motor or an engine.

EXAMPLE five

As shown in fig. 5, the hovercar power architecture comprises a propeller 10, a differential 20, a driving part 40, a driven gear 60 and a two-way clutch 120;

the propeller 10 is fixedly connected with a first end of a propeller rotating shaft 11, namely the propeller rotating shaft 11 is used for transmitting the power of the rotation of the propeller 10;

an input gear of the differential 20 is fixedly connected with a first end of a differential rotating shaft 21, namely the differential rotating shaft 21 is used for transmitting power for rotating gears in the differential 20;

a driven gear 60 is fixedly arranged at the second end of the propeller rotating shaft 11 and the second end of the differential rotating shaft 21;

the driving member 40 is used to transmit rotation to a movable plate of a two-way clutch 120, and the two-way clutch 120 is used to switch a transmission path of a driving torque between two driven gears 60;

the principle is as follows: by transmitting the rotation of the driving member 40 to the differential 20 (forward in the ground) or the propeller 10 (forward in the flight attitude) via the bidirectional clutch 120, the hovercar can be switched between the ground and the flight attitude by the operation of the clutch 70, and the effect of smooth switching between the ground and flight state of the hovercar can be achieved.

The driving member 40, the driven gear 60, and the two-way clutch 120 constitute a power switching assembly for controlling the rotation of the propeller 10 or the wheels.

Further, the driving member 40 is a motor or an engine.

EXAMPLE six

As shown in fig. 6, the sixth embodiment is different from the fifth embodiment in that,

the two bidirectional clutches 120 are arranged, the two driving parts 40 are also arranged, and the movable plates of each bidirectional clutch 120 are independently driven by one driving part 40; the two-way clutch 120 is used to switch the transmission path of the drive torque between the two driven gears 60;

thus, when one of the driving components 40 fails, the flying vehicle can operate normally as long as the other driving component 40 operates normally.

The differential 20 in the present application may be a front axle differential or a rear axle differential depending on the power layout of different vehicle types.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.