CN213354600U - Steering wheel and movable carrier - Google Patents
Steering wheel and movable carrier Download PDFInfo
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- CN213354600U CN213354600U CN202021577611.XU CN202021577611U CN213354600U CN 213354600 U CN213354600 U CN 213354600U CN 202021577611 U CN202021577611 U CN 202021577611U CN 213354600 U CN213354600 U CN 213354600U
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- steering wheel
- rotating shaft
- pivot
- torsional spring
- washer
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Abstract
The utility model belongs to the technical field of turn to the device, especially, relate to a steering wheel and portable carrier. When rotating the steering wheel, the pivot rotates along with the steering wheel main part, because pivot cover fixed connection pivot, the pivot cover rotates along with the pivot, and the extension end of the one end of torsional spring and the drive portion butt of pivot cover one end, thereby it rotates to drive the torsional spring, and fixed dog fixed connection carrier main part, the extension end of the other end of torsional spring and the backstop portion butt of fixed dog, thereby make at steering wheel main part rotation in-process, the torsional spring takes place to deform, potential energy has been collected together, when the user stall steering wheel, the torsional spring after the deformation releases potential energy that resets, thereby it rotates to drive the pivot cover, and then drive pivot and steering wheel main part and reset. The steering wheel automatically returns under the action of the torsion spring, and is simple in structure, practical and reliable.
Description
Technical Field
The utility model belongs to the technical field of turn to the device, especially, relate to a steering wheel and portable carrier.
Background
A steering wheel is a wheel-shaped device for steering a traveling direction of a mobile robot, an automobile, or the like, and functions to convert a force applied to an edge of the steering wheel by a driver into a torque and transmit the torque to a steering shaft. The steering wheel is typically splined to the steering shaft and functions to convert the force applied by the driver to the rim of the steering wheel into a torque that is transmitted to the steering shaft. The steering transmission shaft is used as a connecting piece between the steering wheel and the steering shaft, so that the universality of the steering wheel is facilitated, errors generated during manufacturing and installation are compensated, and the installation of the steering wheel on the whole vehicle is more reasonable.
Steering control controls a steering mechanism by acquiring steering data of a steering wheel through a sensor, and steering data generated by shaking of the steering wheel after steering in the driving process can be acquired to a steering motor, so that undesirable steering abnormity occurs in a driven vehicle, the control difficulty is increased, and the driving experience is influenced. Therefore, a return mechanism needs to be provided in the steering wheel, but the conventional return mechanism is complex, which results in a complex structure of the whole steering wheel.
SUMMERY OF THE UTILITY MODEL
The utility model provides a steering wheel aims at solving the complicated technical problem of return mechanism of current steering wheel.
The utility model discloses a realize like this, provide a steering wheel, include:
a steering wheel main body;
the rotating shaft is fixedly connected with the steering wheel main body;
the automatic return mechanism comprises a fixed stop block, a torsional spring and a rotating shaft sleeve, wherein the fixed stop block, the torsional spring and the rotating shaft sleeve are all sleeved on the rotating shaft, the fixed stop block is fixedly connected with the carrier main body, stopping parts are arranged at two ends of the fixed stop block, the rotating shaft sleeve is fixedly connected with the rotating shaft, driving parts are arranged at two ends of the rotating shaft sleeve, and extending ends at two ends of the torsional spring respectively abut against the stopping parts and the driving parts;
and the steering sensor is connected with the rotating shaft so as to read the rotating data of the rotating shaft.
Still further, the steering wheel further includes: and the damping mechanism is sleeved on the rotating shaft.
Still further, the damping mechanism includes:
a corrugated washer;
and two flat gaskets are arranged and are respectively positioned at two sides of the corrugated gasket.
Still further, the damping mechanism further comprises at least one compression washer located on a side of the flat washer remote from the corrugated washer.
Still further, the compression washer is provided with one, and the compression washer is positioned on one side of any one of the flat washers, which is far away from the corrugated washer.
Furthermore, two compression washers are provided, one compression washer is positioned on one side of the flat washer far away from the corrugated washer, and the other compression washer is positioned on one side of the flat washer far away from the corrugated washer.
Further, the steering sensor is an encoder or a hall sensor.
The embodiment of the utility model provides a still provide a portable carrier, including carrier main part and foretell steering wheel, fixed dog fixed connection the carrier main part.
The utility model discloses a steering wheel, when rotating the steering wheel, the pivot is rotated along with the steering wheel main part, because pivot cover fixed connection pivot, the pivot cover rotates along with the pivot, and the extension end of the one end of torsional spring and the drive portion butt of pivot cover one end, thereby it rotates to drive the torsional spring, and fixed dog fixed connection carrier main part, the extension end of the other end of torsional spring and the backstop portion butt of fixed dog, namely, the torsional spring rotates with the one end that the drive portion is connected, and the one end with the backstop portion butt is fixed motionless, thereby make and rotate the in-process in the steering wheel main part, the torsional spring takes place deformation, the potential energy has been collected together, when the user stall steering wheel, the torsional spring after the deformation releases potential energy that resets, thereby it rotates to drive the pivot cover, and then drive pivot and steering wheel. The steering wheel automatically returns under the action of the torsion spring, and is simple in structure, practical and reliable.
Drawings
Fig. 1 is a perspective view of a steering wheel provided by the present invention;
FIG. 2 is a schematic view of another perspective of the steering wheel shown in FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a front view of the steering wheel shown in FIG. 1;
FIG. 5 is an enlarged view taken at a in FIG. 4;
FIG. 6 is an exploded view of the steering wheel shown in FIG. 1;
fig. 7 is a part distribution diagram of the steering wheel shown in fig. 1.
Description of reference numerals:
1. a steering wheel main body;
2. a rotating shaft;
3. an automatic return mechanism; 31. fixing a stop block; 311. a stopper portion; 32. a torsion spring; 33. a rotating shaft sleeve; 331. A driving part;
4. a damping mechanism; 41. a corrugated washer; 42. a flat washer; 43. compressing the gasket;
5. a steering sensor;
61. a fixed body; 62. a first fixed part; 621. a first connection portion; 622. a second connecting portion; 623. A third connecting portion; 63. a second fixed part; 64. a sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a steering wheel, when rotating the steering wheel, pivot 2 rotates along with steering wheel main part 1, because pivot cover 33 fixed connection pivot 2, pivot cover 33 rotates along with pivot 2, and the extension of the one end of torsional spring 32 holds the portion 331 butt that drives with pivot cover 33 one end, thereby it rotates to drive torsional spring 32, and fixed dog 31 fixed connection carrier main part, the extension of the other end of torsional spring 32 holds backstop portion 311 butt with fixed dog 31, namely, torsional spring 32 rotates with the one end that drives portion 331 and is connected, and with the one end rigid of backstop portion 311 butt, thereby make and rotate the in-process at steering wheel main part 1, torsional spring 32 takes place deformation, the potential energy has been collected together, when the user stall steering wheel, torsional spring 32 after the deformation resets and releases the potential energy, thereby it rotates to drive pivot cover 33, and then drive pivot 2 and steering wheel main part 1 and reset. This steering wheel is turning to back self return to make and to keep going straight after turning to, promoted driving experience, and return mechanism is simple, makes whole steering wheel simple structure, practical reliable.
Example one
The embodiment of the utility model provides a steering wheel, including steering wheel main part 1, the pivot 2, automatic return mechanism 3 and steering sensor 5, 2 fixed connection steering wheel main parts in pivot 1, automatic return mechanism 3 includes fixed dog 31, torsional spring 32 and pivot cover 33, fixed dog 31, torsional spring 32 and pivot cover 33 are all established on pivot 2, 31 fixed connection carrier main parts of fixed dog, the both ends of fixed dog 31 are provided with backstop portion 311, pivot cover 33 fixed connection pivot 2, pivot cover 33 both ends are equipped with drive portion 331, the extension at torsional spring 32 both ends is contradicted backstop portion 311 and is driven portion 331 respectively, steering sensor 5 connects pivot 2 in order to read the rotation data of pivot 2.
The utility model provides a steering wheel, when rotating the steering wheel, pivot 2 rotates along with steering wheel main part 1, because pivot cover 33 fixed connection pivot 2, pivot cover 33 rotates along with pivot 2, and the extension of the one end of torsional spring 32 holds the portion 331 butt that drives with pivot cover 33 one end, thereby it rotates to drive torsional spring 32, and fixed dog 31 fixed connection carrier main part, the extension of the other end of torsional spring 32 holds backstop portion 311 butt with fixed dog 31, namely, torsional spring 32 rotates with the one end that drives portion 331 and is connected, and with the one end rigid of backstop portion 311 butt, thereby make and rotate the in-process at steering wheel main part 1, torsional spring 32 takes place deformation, the potential energy has been collected together, when the user stall steering wheel, torsional spring 32 after the deformation resets and releases the potential energy, thereby it rotates to drive pivot cover 33, and then drive pivot 2 and steering wheel main part 1 and reset. The steering wheel can return automatically under the action of the torsion spring 32, the reliability of the automatic return of the steering wheel is improved, and the steering wheel is practical and simple.
In an embodiment, the carrier body may be a vehicle such as an automobile, or may be other structures such as a sweeping robot that can mount a steering wheel.
As shown in fig. 6, the stopping portion 311 and the driving portion 331 extend along the axial direction of the rotating shaft 2. The two stopping portions 311 are symmetrically disposed about the axis of the rotating shaft 2, and the two driving portions 331 are symmetrically disposed about the axis of the rotating shaft 2. One end of the torsion spring 32 is disposed parallel to the other end of the torsion spring 32. In a specific embodiment, the stopping portion 311 and the driving portion 331 are disposed alternately in the circumferential direction of the rotating shaft 2, so that one end of the torsion spring 32 can abut against the driving portion 331, and the other end abuts against the stopping portion 311.
Example two
As shown in fig. 1 to 6, the steering wheel further includes a damping mechanism 4, and the damping mechanism 4 is sleeved on the rotating shaft 2 to provide a damping force when the steering wheel is steered, so that the steering wheel can be prevented from shaking.
In one embodiment, the damping mechanism 4 is located above the self-righting mechanism in the axial direction of the rotating shaft 2.
In other embodiments, it is also possible that the damping mechanism 4 is located below the self-righting mechanism.
In the embodiment shown in fig. 2, the steering wheel further includes a fixing body 61, a first fixing portion 62 and a second fixing portion 63, wherein the first fixing portion 62 has a first connecting portion 621, a second connecting portion 622 and a third connecting portion 623, the second connecting portion 622 and the third connecting portion 623 are oppositely connected to two sides of the first connecting portion 621 to form an upward opening, and the second connecting portion 622 and the third connecting portion 623 are connected to the fixing body 61 through a flanging structure. Wherein the fixing body 61 is formed with a through hole allowing the rotation shaft 2 to pass therethrough.
The second fixing portion 63 is sleeved on the rotating shaft 2 and connected to the fixing body 61, and is disposed opposite to the first connecting portion 621 of the first fixing portion 62, so that an accommodating space is formed between the first fixing portion 62 and the second fixing portion 63, and the self-return mechanism 3 is located in the accommodating space. The damper mechanism 4 is located above the second fixing portion 63.
Wherein the fixed stopper 31 is fixed on the second fixing portion 63. The fixing body 61 is fixedly connected with the carrier body, and the fixing stopper 31 is fixedly connected with the carrier body through the second fixing portion 63 and the fixing body 61.
Specifically, the second fixing portion 63 is provided with a sleeve 64, and the damper mechanism 4 is provided in the sleeve 64.
EXAMPLE III
Specifically, the damping mechanism 4 includes a corrugated washer 41 and a flat washer 42, and two flat washers 42 are provided, one on each side of the corrugated washer 41. In the embodiment shown in fig. 6, two flat washers 42 are located on both sides of the corrugated washer 41 in the axial direction of the rotary shaft 2.
In the axial direction of the rotating shaft 2, the corrugated washer 41 has a portion extending toward the one flat washer 42 and a portion extending toward the other flat washer 42 so as to generate a certain pressing force between the two flat washers 42 and the corrugated washer 41, and on the basis of this, a frictional force exists between the two flat washers 42 and the corrugated washer 41, thereby increasing a steering damping force of the steering wheel and preventing the steering wheel from being shaken.
From the perspective of fig. 6, one flat gasket 42 is located above the corrugated gasket 41, and the other flat gasket 42 is located below the corrugated gasket 41.
In other embodiments, three or more flat washers 42 may be provided, with a partial number of flat washers 42 on one side of the corrugated washer 41 and another partial number of flat washers 42 on the other side of the corrugated washer 41.
Example four
As shown in fig. 6, the damping mechanism 4 further includes at least one compression washer 43, the compression washer 43 being located on a side of the flat washer 42 remote from the corrugated washer 41. The compression washer 43 is deformable in the axial direction of the rotary shaft 2 so that a force in the axial direction of the rotary shaft 2 is generated between the flat washer 42 and the corrugated washer 41, and in addition, a frictional force in the radial direction of the rotary shaft 2 is generated between the flat washer 42 and the corrugated washer 41, thereby increasing a damping force for steering the steering wheel and preventing the steering wheel from shaking.
EXAMPLE five
In the embodiment shown in fig. 6, the compression washer 43 is provided with one, the compression washer 43 being located on either side of the flat washer 42 remote from the corrugated washer 41.
That is, in the perspective of fig. 6, the compression washer 43 may be positioned above the flat washer 42 above the corrugated washer 41, or the compression washer 43 may be positioned below the flat washer 42 below the corrugated washer 41.
EXAMPLE six
In one embodiment, two compression washers 43 are provided, wherein one compression washer 43 is located on the side of the flat washer 42 away from the corrugated washer 41 on one side of the corrugated washer 41, and the other compression washer 43 is located on the side of the flat washer 42 away from the corrugated washer 41 on the other side of the corrugated washer 41.
That is, from the perspective of fig. 6, one of the compression washers 43 is located above the flat washer 42 above the corrugated washer 41, and the other compression washer 43 is located below the flat washer 42 below the corrugated washer 41.
The number of compression washers 43, the number of corrugated washers 41, and the number of flat washers 42 can be appropriately adjusted according to the magnitude of the damping force.
EXAMPLE seven
In the embodiment shown in fig. 1 to 7, the steering sensor 5 is an encoder. The steering sensor 5 collects rotation information of the steering wheel and transmits the rotation information to the motor.
In other embodiments, the steering sensor 5 may also be a hall sensor or the like.
Example eight
The embodiment of the utility model provides a still provide a portable carrier, including carrier main part and foretell steering wheel, fixed dog 31 fixed connection carrier main part.
The movable carrier can be an automobile, and can also be other movable products with a steering wheel, such as a sweeping robot.
According to the utility model discloses a steering wheel, when rotating the steering wheel, pivot 2 rotates along with steering wheel main part 1, because pivot cover 33 fixed connection pivot 2, pivot cover 33 rotates along with pivot 2, and the extension end of the one end of torsional spring 32 and the drive portion 331 butt of pivot cover 33 one end, thereby it rotates to drive torsional spring 32, and fixed dog 31 fixed connection carrier main part, the extension end of the other end of torsional spring 32 and the backstop portion 311 butt of fixed dog 31, namely, the one end that torsional spring 32 is connected with drive portion 331 rotates, and with the one end rigid of backstop portion 311 butt, thereby make at steering wheel main part 1 rotation in-process, torsional spring 32 takes place deformation, the potential energy has been collected together, when the user stall steering wheel, torsional spring 32 after the deformation resets and releases the potential energy, thereby drive pivot cover 33 and rotate, and then drive pivot 2 and steering wheel main part 1 and reset. The steering wheel automatically returns under the action of the torsion spring 32, and is simple in structure, practical and reliable.
The damping mechanism 4 of the steering wheel can provide the damping force for steering, so that the shaking of the steering wheel after steering is avoided, the shaking of the steering wheel collected by the steering sensor 5 is avoided, the undesirable steering abnormal movement caused by the shaking of the steering wheel is avoided, and the control stability of the steering wheel is improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A steering wheel, comprising:
a steering wheel main body;
the rotating shaft is fixedly connected with the steering wheel main body;
the automatic return mechanism comprises a fixed stop block, a torsional spring and a rotating shaft sleeve, wherein the fixed stop block, the torsional spring and the rotating shaft sleeve are all sleeved on the rotating shaft, the fixed stop block is fixedly connected with the carrier main body, stopping parts are arranged at two ends of the fixed stop block, the rotating shaft sleeve is fixedly connected with the rotating shaft, driving parts are arranged at two ends of the rotating shaft sleeve, and extending ends at two ends of the torsional spring respectively abut against the stopping parts and the driving parts;
and the steering sensor is connected with the rotating shaft so as to read the rotating data of the rotating shaft.
2. The steering wheel of claim 1, further comprising:
and the damping mechanism is sleeved on the rotating shaft.
3. The steering wheel of claim 2, wherein the damping mechanism comprises:
a corrugated washer;
and two flat gaskets are arranged and are respectively positioned at two sides of the corrugated gasket.
4. The steering wheel of claim 3, wherein the damping mechanism further comprises at least one compression washer located on a side of the flat washer remote from the wave washer.
5. The steering wheel of claim 4, wherein there is one of the compression washers located on a side of either of the flat washers remote from the wave washer.
6. The steering wheel of claim 4, wherein there are two of the compression washers, one of the compression washers being on a side of one of the flat washers distal from the wave washer, the other of the compression washers being on a side of the other of the flat washers distal from the wave washer.
7. The steering wheel of claim 1, wherein the steering sensor is an encoder or a hall sensor.
8. A mobile carrier comprising a carrier body and a steering wheel according to any one of claims 1 to 7, wherein the fixed stop is fixedly connected to the carrier body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021577611.XU CN213354600U (en) | 2020-07-31 | 2020-07-31 | Steering wheel and movable carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021577611.XU CN213354600U (en) | 2020-07-31 | 2020-07-31 | Steering wheel and movable carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213354600U true CN213354600U (en) | 2021-06-04 |
Family
ID=76142150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021577611.XU Active CN213354600U (en) | 2020-07-31 | 2020-07-31 | Steering wheel and movable carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213354600U (en) |
-
2020
- 2020-07-31 CN CN202021577611.XU patent/CN213354600U/en active Active
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