阅读说明：本技术 一种伸缩式方向盘 (Telescopic steering wheel ) 是由 迈克尔·沃顿·杨 于 2021-10-14 设计创作，主要内容包括：本发明公开了一种伸缩式方向盘,包括与车轮转向器相连接的转向管,其中伸缩管的上端部与方向盘相连接,下端部设置有伸缩定位组件,所述伸缩管的下端部通过伸缩定位组件滑动设置在转向管上；所述伸缩定位组件包括定位座、定位销和压杆,当按压压杆向下移动压缩按压弹簧时,将推动定位销压缩定位弹簧朝定位座内缩回,使得定位销与定位孔分离,从而实现方向盘向下移动缩回,使得驾驶员可以根据飞行汽车在空中飞行和地面行驶的使用场景以及驾驶员在驾驶舱内的舒适度,来选择方向盘的使用位置,因此在空中飞行时,驾驶员可以有足够空间进行驾驶操作,而不容易会碰触到方向盘,提高飞行汽车驾驶安全。(The invention discloses a telescopic steering wheel, which comprises a steering pipe connected with a wheel steering gear, wherein the upper end part of a telescopic pipe is connected with the steering wheel, the lower end part of the telescopic pipe is provided with a telescopic positioning assembly, and the lower end part of the telescopic pipe is arranged on the steering pipe in a sliding manner through the telescopic positioning assembly; the flexible locating component comprises a locating seat, a locating pin and a pressure lever, when the pressure lever moves downwards to compress the compression spring, the compression spring is pushed to retract in the locating seat, the locating pin is separated from the locating hole, the downward movement retraction of the steering wheel is realized, the driver can fly in the air and use scenes on the ground and comfort level of the driver in a cockpit according to the flying automobile, the use position of the steering wheel is selected, therefore, when flying in the air, the driver can have enough space to drive, the steering wheel is not easy to touch, and the driving safety of the flying automobile is improved.)

1. The utility model provides a telescopic steering wheel, includes the steering tube that is connected with the wheel steering ware, characterized by: the steering wheel is characterized by further comprising a telescopic pipe, the upper end part of the telescopic pipe is connected with the steering wheel, the lower end part of the telescopic pipe is provided with a telescopic positioning assembly, and the lower end part of the telescopic pipe is arranged on the steering pipe in a sliding mode through the telescopic positioning assembly;

the telescopic positioning component comprises a positioning seat, a positioning pin and a pressure lever,

one end part of the positioning pin abuts against the positioning spring on the positioning seat, and the other end part of the positioning pin can extend out of the positioning seat and is arranged on the positioning hole of the steering tube;

the upper end part of the pressure lever is arranged on the steering wheel, the lower end part of the pressure lever passes through the telescopic pipe to be matched with the positioning pin, and the positioning seat is provided with a pressing spring which is propped against the pressure lever;

when the pressing pressure rod moves downwards to compress the pressing spring, the positioning pin is pushed to compress the positioning spring to retract towards the positioning seat, so that the positioning pin is separated from the positioning hole.

2. The telescopic steering wheel according to claim 1, wherein: the positioning seat is arranged in the telescopic pipe, a waist-shaped hole is formed in the telescopic pipe, and the positioning pin penetrates through the waist-shaped hole and is arranged in the positioning hole.

3. A telescopic steering wheel according to claim 1 or 2, wherein: the telescopic pipe is provided with a fixed block, a safety spring is arranged between the positioning seat and the fixed block, and when the steering wheel is impacted, the telescopic pipe compresses the safety spring through the fixed block, so that the positioning seat relatively moves towards the direction of the pressure rod to compress the pressing spring, and the positioning pin is pushed to retract towards the inside of the positioning seat to be forcibly separated from the positioning hole.

4. A telescopic steering wheel according to claim 1 or 2, wherein: a push rod is arranged on the positioning seat, one end of the push rod is abutted against the pressure rod, the other end of the push rod is provided with an inclined plane, and the positioning pin is provided with a side pushing block abutted against the inclined plane;

when the pressing rod pushes the push rod to move downwards, the push rod presses the side push block through the inclined surface, and therefore the positioning pin is driven to retract towards the positioning seat.

5. The telescopic steering wheel according to claim 4, wherein: the positioning seat is provided with a horizontal sliding hole for the positioning pin to slide and a vertical sliding hole for the push rod to slide, a linkage notch communicated with the vertical sliding hole is formed in one end of the horizontal sliding hole, and the side push block penetrates through the linkage notch to abut against the inclined plane of the push rod.

6. The telescopic steering wheel according to claim 4, wherein: a pressure plate is arranged at the lower end part of the pressure rod, and the pressure rod is abutted against the push rod through the pressure plate;

the positioning seat is provided with a guide pressure groove matched with the pressure plate, and the pressing spring is arranged in the guide pressure groove and is abutted against the pressure plate.

7. The telescopic steering wheel according to claim 6, wherein: the fixing block is provided with a through hole, the pressure lever penetrates through the through hole to be connected with the pressure plate, and the pressure plate abuts against the fixing block.

8. A telescopic steering wheel according to claim 1 or 2, wherein: the outer side wall of the lower end part of the telescopic pipe is provided with a rotation stopping block, and the inner side wall of the steering pipe is provided with a sliding groove matched with the rotation stopping block.

9. A telescopic steering wheel according to claim 1 or 2, wherein: the positioning seat is provided with two positioning pins, and the directions of the two positioning pins are opposite.

10. A telescopic steering wheel according to claim 1 or 2, wherein: one end of the positioning pin is provided with a mounting hole for mounting the positioning spring, the other end of the positioning pin is provided with an arc-shaped head, one end of the positioning spring is arranged in the mounting hole, and the other end of the positioning spring abuts against the mounting backer of the positioning seat.

Technical Field

The invention relates to the field of steering wheels, in particular to a telescopic steering wheel.

Background

The aerocar has the dual functions of air flight and ground running, and when flying in the air, the aerocar generates power by changing the angle of the elevation angle of the rotor wing. The driver operates the control rod in the cockpit to control the rotor, and when the aerocar runs on the ground, the aerocar rotates wheels by virtue of the steering wheel to steer, so that the steering wheel needs to be arranged in the cockpit, and because the space in the cockpit is limited, the distance between the steering wheel and the flight control rod is short, the control rod is easy to touch the steering wheel when the aerocar flies in the air, and the air safety of the aerocar is influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a telescopic steering wheel, so that a flying automobile can be telescopically stored when the steering wheel is not needed in the air, and the activity space of a driver using a control lever in a cockpit is enlarged.

In order to achieve the purpose, the invention provides the following technical scheme:

a telescopic steering wheel comprises a steering pipe connected with a wheel steering gear and further comprises a telescopic pipe, wherein the upper end part of the telescopic pipe is connected with the steering wheel, the lower end part of the telescopic pipe is provided with a telescopic positioning assembly, and the lower end part of the telescopic pipe is arranged on the steering pipe in a sliding manner through the telescopic positioning assembly; the telescopic positioning assembly comprises a positioning seat, a positioning pin and a pressure rod, one end of the positioning pin abuts against a positioning spring on the positioning seat, and the other end of the positioning pin can extend out of the positioning seat and is arranged on a positioning hole of the steering tube; the upper end part of the pressure lever is arranged on the steering wheel, the lower end part of the pressure lever passes through the telescopic pipe to be matched with the positioning pin, and the positioning seat is provided with a pressing spring which is propped against the pressure lever; when the pressing pressure rod moves downwards to compress the pressing spring, the positioning pin is pushed to compress the positioning spring to retract towards the positioning seat, so that the positioning pin is separated from the positioning hole.

The invention further provides that: the positioning seat is arranged in the telescopic pipe, a waist-shaped hole is formed in the telescopic pipe, and the positioning pin penetrates through the waist-shaped hole and is arranged in the positioning hole.

The invention further provides that: the telescopic pipe is provided with a fixed block, a safety spring is arranged between the positioning seat and the fixed block, and when the steering wheel is impacted, the telescopic pipe compresses the safety spring through the fixed block, so that the positioning seat relatively moves towards the direction of the pressure rod to compress the pressing spring, and the positioning pin is pushed to retract towards the inside of the positioning seat to be forcibly separated from the positioning hole.

The invention further provides that: a push rod is arranged on the positioning seat, one end of the push rod is abutted against the pressure rod, the other end of the push rod is provided with an inclined plane, and the positioning pin is provided with a side pushing block abutted against the inclined plane; when the pressing rod pushes the push rod to move downwards, the push rod presses the side push block through the inclined surface, and therefore the positioning pin is driven to retract towards the positioning seat.

The invention further provides that: the positioning seat is provided with a horizontal sliding hole for the positioning pin to slide and a vertical sliding hole for the push rod to slide, a linkage notch communicated with the vertical sliding hole is formed in one end of the horizontal sliding hole, and the side push block penetrates through the linkage notch to abut against the inclined plane of the push rod.

The invention further provides that: a pressure plate is arranged at the lower end part of the pressure rod, and the pressure rod is abutted against the push rod through the pressure plate; the positioning seat is provided with a guide pressure groove matched with the pressure plate, and the pressing spring is arranged in the guide pressure groove and is abutted against the pressure plate.

The invention further provides that: the fixing block is provided with a through hole, the pressure lever penetrates through the through hole to be connected with the pressure plate, and the pressure plate abuts against the fixing block.

The invention further provides that: the outer side wall of the lower end part of the telescopic pipe is provided with a rotation stopping block, and the inner side wall of the steering pipe is provided with a sliding groove matched with the rotation stopping block.

The invention further provides that: the positioning seat is provided with two positioning pins, and the directions of the two positioning pins are opposite.

The invention further provides that: one end of the positioning pin is provided with a mounting hole for mounting the positioning spring, the other end of the positioning pin is provided with an arc-shaped head, one end of the positioning spring is arranged in the mounting hole, and the other end of the positioning spring abuts against the mounting backer of the positioning seat.

The invention has the beneficial effects that: the steering wheel is connected with the steering tube through the telescopic tube, the telescopic tube is arranged on the steering tube in a sliding mode through the telescopic positioning assembly, when the steering wheel needs to be used, the steering wheel is held and pulled outwards, the telescopic tube slides to a required position through the telescopic positioning assembly, the positioning pin can extend out of the positioning seat under the action of the positioning spring and is arranged in the positioning hole of the steering tube, the telescopic tube is fixed at the position, when the steering wheel does not need to be used, the pressing rod is pressed to move downwards to compress the pressing spring, the positioning pin is pushed to compress the positioning spring and retract towards the positioning seat, the positioning pin is separated from the positioning hole, the telescopic tube is retracted into the steering tube, the steering wheel is moved downwards to retract, the moving space of a control rod used by a driver in a cab is enlarged, the driver can pull the steering wheel outwards to the required position or can move downwards to retract the steering wheel through the telescopic tube according to needs, the driver can select the using position of the steering wheel according to the using scene that the flying automobile flies in the air and runs on the ground and the comfort level of the driver in the cockpit, so that the driver can have enough space to drive and operate during flying in the air, the steering wheel is not easy to touch, and the driving safety of the flying automobile is improved.

Drawings

FIG. 1 is a schematic structural diagram of a retractable steering wheel according to the present invention;

FIG. 2 is a cross-sectional view of a telescoping steering wheel of the present invention;

FIG. 3 is an exploded view of a telescoping steering wheel of the present invention;

FIG. 4 is an exploded view of the telescoping positioning assembly with the strut removed;

FIG. 5 is a schematic structural diagram of the positioning seat;

FIG. 6 is a schematic view of the structure of the locating pin;

FIG. 7 is a schematic view of the construction of the steerer tube;

fig. 8 is an enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a steering tube; 11. a sliding groove; 12. positioning holes; 2. a telescopic pipe; 21. a waist-shaped hole; 3. a steering wheel; 4. a telescopic positioning component; 41. positioning seats; 411. a horizontal slide hole; 412. a vertical slide hole; 413. a linkage notch; 414. guiding and pressing the groove; 42. positioning pins; 421. mounting holes; 422. a circular arc-shaped head; 423. a side push block; 43. a pressure lever; 431. a disc; 44. a positioning spring; 45. a push rod; 451. an inclined surface; 46. a platen; 47. a pressing spring; 48. mounting a backer; 5. a rotation stopping block; 6. a fixed block; 61. a through hole; 7. a safety spring; 8. and (5) sealing the sleeve.

Detailed Description

An embodiment of a telescopic steering wheel according to the present invention will be described in further detail with reference to fig. 1 to 7.

As can be seen from fig. 1 and 2, a telescopic steering wheel comprises a steering tube 1 connected with a wheel steering gear, wherein the upper end part of a telescopic tube 2 is connected with a steering wheel 3, the lower end part of the telescopic tube 2 is provided with a telescopic positioning assembly 4, the lower end part of the telescopic tube 2 is slidably arranged on the steering tube 1 through the telescopic positioning assembly 4, and the steering tube 1 is further provided with a sealing sleeve 8 to prevent flying dust from entering a gap between the steering tube 1 and the telescopic tube 2 and simultaneously prevent the telescopic tube 2 from being separated from the steering tube 1.

The force of the driver acting on the edge of the steering wheel 3 is converted into torque through the steering tube 1 and then transmitted to the wheel steering gear; when a steering wheel with a larger diameter is used for steering, the hand force of a driver on the steering wheel can be smaller, wherein in order to avoid the relative rotation between the telescopic pipe 2 and the steering pipe 1, the outer side wall of the lower end part of the telescopic pipe 2 is provided with a rotation stopping block 5, the inner side wall of the steering pipe 1 is provided with a sliding groove 11 matched with the rotation stopping block 5, as shown in fig. 7, so that the telescopic pipe 2 can only slide up and down on the steering pipe 1 for expansion and contraction, but can not rotate relatively.

As shown in fig. 2, 3 and 4, the telescopic positioning assembly 4 includes a positioning seat 41, a positioning pin 42 and a pressing rod 43, in order to facilitate installation of the positioning seat 41, the positioning seat 41 may be installed in the telescopic tube 2, an installation hole 421 for installing the positioning spring 44 is formed in one end of the positioning pin 42, an arc-shaped head 422 is formed in the other end of the positioning pin 42, one end of the positioning spring 44 is placed in the installation hole 421, and the other end of the positioning spring 44 abuts against an installation backer 48 of the positioning seat 41, so as to facilitate installation of the positioning spring 44 and prevent the positioning spring 44 from falling off from the positioning seat.

The positioning pin 42 is arranged on the positioning seat 41 and abuts against the positioning spring 44, wherein the arc-shaped head 422 can extend out of the positioning seat 41 and is arranged on the positioning hole 12 of the steering tube 1, and the positioning pin 42 is matched with other parts through the arc-shaped head 422, so that the abrasion caused by the mutual friction between the positioning pin 42 and other parts is reduced, and the moving smoothness of the positioning pin 42 is improved.

The upper end part of the pressure lever 43 is arranged on the steering wheel 3, a disc 431 can be arranged at the end part to facilitate the pressing of the pressure lever 43 by a driver, the lower end part of the pressure lever 43 passes through the telescopic pipe 2 to be matched with the positioning pin 42, the matching mode is that a push rod 45 is arranged on the positioning seat 41, one end part of the push rod 45 is abutted against the pressure lever 43, the other end part is provided with an inclined surface 451, and the positioning pin 42 is provided with a side push block 423 abutted against the inclined surface 451; when the push rod 45 is pushed by the press rod 43 to move downwards, the push rod 45 presses the side push block 423 through the inclined surface 451, so as to drive the positioning pin 42 to retract towards the positioning seat 41 and separate from the positioning hole 12.

As shown in fig. 5, a horizontal sliding hole 411 for the positioning pin 42 to slide and a vertical sliding hole 412 for the push rod 45 to slide are formed in the positioning seat 41, a linkage notch 413 communicated with the vertical sliding hole 412 is formed at an end of the horizontal sliding hole 411, and the side push block 423 penetrates through the linkage notch 413 to abut against an inclined surface 451 of the push rod 45, so that the positioning pin 42 and the push rod 45 are conveniently installed, and the positioning pin 42 and the push rod 45 are guided to move.

A pressure plate 46 is arranged at the lower end part of the pressure lever 43, and the pressure lever 43 is abutted against a push rod 45 through the pressure plate 46; the positioning seat 41 is provided with a guide pressure groove 414 matched with the pressure plate 46, the pressing spring 47 is arranged in the guide pressure groove 414 and is abutted against the pressure plate 46, when the pressing rod 43 pushes the push rod 45 to move downwards, the pressure plate 46 can move in the guide pressure groove 414 to compress the pressing spring 47, after the pressing rod 43 is released, the pressing spring 47 can drive the pressing rod 43 to reset in time, wherein the guide pressure groove 414 moves the pressure plate 46 to play a guide role, and meanwhile, the pressing spring 47 is convenient to install.

In order to improve the connection stability of the extension tube 2 and the steering tube 1, two positioning pins 42 are provided on the positioning seat 41, the two positioning pins 42 face opposite directions, each positioning pin 42 is matched with a pressing rod 43 through a corresponding pushing rod 45, the pressing rod 43 can push the pushing rod 45 to move through a pressing disc 46 at the same time, so that the positioning pins 42 can retract inwards and separate from the positioning holes 12 at the same time.

As shown in fig. 2 and 3, a fixing block 6 is disposed on the telescopic tube 2, the fixing block 6 is fixedly connected in the telescopic tube 2, a safety spring 7 is disposed between the positioning seat 41 and the fixing block 6, the fixing block 6 is provided with a through hole 61, the pressing rod 43 passes through the through hole 61 and is connected with a pressing plate 46, the pressing plate 46 abuts against the fixing block 6, wherein the telescopic tube 2 is provided with a kidney-shaped hole 21, the positioning pin 42 can pass through the kidney-shaped hole 21 and is disposed in the positioning hole 12, when the safety spring 7 is compressed by stress, the positioning pin 42 can move up and down with the positioning seat 41 relative to the telescopic tube 2 to have a displacement space, and the positioning pin 42 can retract into the positioning seat 41 and is forcibly separated from the positioning hole 12 under the action of the push rod 45.

When the steering wheel 3 is impacted and the impact force is greater than the safety regulation standard of the safety spring 7, the telescopic pipe 2 is stressed to press downwards, the telescopic pipe 2 compresses the safety spring 7 through the fixing block 6, so that the positioning seat 41 moves relatively towards the direction of the pressing rod 43 to compress the pressing spring 47, the push rod 45 moves towards the positioning pin 42 under the action of the pressing plate 46, the side push block 423 is pressed through the inclined surface 451, the positioning pin 42 is driven to retract towards the inside of the positioning seat 41 to be forcibly separated from the positioning hole 12, the steering wheel 3 can move downwards to retract, the impact of the steering wheel 3 on the body of a driver when the driver impacts the steering wheel 3 due to the inertia effect is relieved, and the impact of the steering wheel 3 on the chest cavity of the driver when the cab is deformed due to the impact can be reduced, and the danger is reduced.

When the flying automobile runs on the ground and the steering wheel 3 needs to be used, the steering wheel 3 is held and pulled outwards, so that the telescopic pipe 2 slides to a required position through the telescopic positioning assembly 4, at the moment, the positioning pin 42 extends out of the positioning seat 41 under the action of the positioning spring 44 and is placed in the positioning hole 12 of the steering pipe 1, the telescopic pipe 2 is fixed at the position, as shown in fig. 2, when the steering wheel 3 does not need to be used, the pressing rod 43 can be pressed to move downwards, the pressing rod 43 compresses the pressing spring 47 through the pressing plate 46, meanwhile, the pressing plate 46 can push the push rod 45 to move towards the positioning pin 42, and the side push block 423 is pressed through the inclined surface 451, so that the positioning pin 42 is driven to retract towards the positioning seat 41 and is separated from the positioning hole 12, so that the telescopic pipe 2 retracts into the steering pipe 1, thereby realizing the downward movement and retraction of the steering wheel 3, a driver can pull the steering wheel 3 outwards to the required position or can also move and retract the steering wheel 3 downwards through the telescopic pipe 2 as required, therefore, the activity space of the control lever used by the driver in the cockpit is increased, the driver can pull the steering wheel outwards to a required position or can move the steering wheel downwards through the telescopic pipe to retract according to needs, the driver can select the use position of the steering wheel 3 according to the use scene of the flying automobile in the air flight and the ground driving and the comfort level of the driver in the cockpit, and therefore the driver can have enough space to drive and operate in the air flight, the steering wheel is not easy to touch, and the driving safety of the flying automobile is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.