CN211568084U - Novel electrically-driven steering wheel set - Google Patents
Novel electrically-driven steering wheel set Download PDFInfo
- Publication number
- CN211568084U CN211568084U CN201920419271.9U CN201920419271U CN211568084U CN 211568084 U CN211568084 U CN 211568084U CN 201920419271 U CN201920419271 U CN 201920419271U CN 211568084 U CN211568084 U CN 211568084U
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- motor
- slewing bearing
- steering
- speed reducer
- suspension
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 39
- 239000000725 suspension Substances 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a novel electric drive turns to wheelset, concretely relates to vehicle running gear technical field, including turning to the seat, it is provided with slewing bearing to turn to the seat bottom, the slewing bearing bottom is provided with turns to the suspension, it is provided with the transaxle to turn to the suspension bottom, the transaxle tip is provided with the motor, the motor output end is provided with the speed reducer, the speed reducer outside is provided with the wheel, slewing bearing, turn to suspension, transaxle, motor, speed reducer and wheel combination become the wheelset. The utility model discloses a be equipped with speed reducer and slewing bearing, speed through the electric machine controller control left and right sides wheel motor, differential control realizes that the vehicle wheelset turns to promptly, when the vehicle turned to the right, the motor of right side wheel turned to the motor that is less than the left side wheel, and turning radius is big more, and the right side motor is less with the difference in rotational speed of left side motor, and turning radius is little, and the right side motor is big more with the difference in rotational speed of left side motor.
Description
Technical Field
The utility model relates to a vehicle running gear technical field, more specifically say, the utility model relates to a novel electric drive turns to wheelset.
Background
At present, in the field of engineering vehicles, two steering modes are generally adopted by the engineering vehicles, wherein one steering mode adopts an oil cylinder to push a wheel set to steer, and the other steering mode adopts a gear driving wheel set to rotate.
The invention patent of patent application publication No. CN106394153A discloses a walking and steering servo driving wheel integrating a hydraulic braking and suspension system, which comprises a suspension box, a suspension, a straight transmission chain, a steering transmission chain, a damping module, a brake module and a control module; a rotary support is arranged between the suspension box and the suspension frame; the straight transmission chain is connected with the damping module, and the damping module and the brake module are both arranged on the suspension; the steering transmission chain comprises a steering power mechanism and a steering detection mechanism, the steering power mechanism is sequentially connected with the suspension box and the outer ring of the rotary support, the output end of the steering power mechanism is sequentially connected with the inner ring of the rotary support and the suspension, and the steering detection mechanism is arranged on the suspension box and is in transmission connection with the steering power mechanism through a gear; the control module comprises a straight-moving speed closed-loop control unit, a steering position closed-loop control unit and a brake control unit. The driving wheel is compact in structure and good in controllability, integrates driving, electric control, braking, damping, detecting and controlling devices into a whole, and is accurate in speed and angle control.
However, in actual use, a motor or an oil cylinder device needs to be added, and the number of mechanism parts is large, so that the complexity is high, and the cost is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects of the prior art, the embodiment of the utility model provides a novel electrically-driven steering wheel set, the utility model is provided with a speed reducer and a slewing bearing, the input end of the speed reducer is connected with the output end of a motor in a transmission way, the output end of the speed reducer is fixedly connected with wheels through bolts, the output end of the speed reducer can synchronously drive the wheels to rotate when rotating, the slewing bearing is fixedly connected with a steering seat through a screw rod, the steering seat is fixedly connected with a vehicle frame through a screw rod, because the slewing bearing is a large bearing capable of bearing comprehensive load, the slewing bearing and a driving axle can rotate relative to a vehicle body, the speed of wheel motors at the left side and the right side is controlled through a motor controller, namely, the steering of the vehicle wheel set is realized through differential control, when a vehicle steers to the right, the smaller the rotation speed difference between the right side motor and the left side motor is, the smaller the turning radius is, and the larger the rotation speed difference between the right side motor and the left side motor is.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel electric drive turns to wheelset, includes to turn to the seat, it is provided with slewing bearing to turn to the seat bottom, the slewing bearing bottom is provided with turns to the suspension, it is provided with the transaxle to turn to the suspension bottom, the transaxle tip is provided with the motor, the motor output is provided with the speed reducer, the speed reducer outside is provided with the wheel, slewing bearing, turn to suspension, transaxle, motor, speed reducer and wheel combination become the wheelset.
In a preferred embodiment, a screw is arranged outside the slewing bearing, the slewing bearing is connected with a steering seat through the screw, and the steering seat can be connected with the vehicle frame through the screw.
In a preferred embodiment, the motor is fixed at two end parts of the drive axle through bolts, and the output shaft of the motor is in transmission connection with the speed reducer.
In a preferred embodiment, the speed reducer is fixedly connected with the wheel through a bolt, and the upper part of the drive axle is connected with the steering suspension through a pin shaft.
In a preferred embodiment, the steering suspension is connected to the slewing bearing by means of a bolt.
In a preferred embodiment, a motor controller is arranged outside the motor, and the motor input end is connected with the motor controller.
In a preferred embodiment, the slewing bearing is composed of an inner ring, an outer ring and balls embedded between the inner ring and the outer ring.
The utility model discloses a technological effect and advantage:
1. the utility model is provided with a speed reducer and a slewing bearing, the input end of the speed reducer is connected with the output end of a motor in a transmission way, the output end of the speed reducer is fixedly connected with a wheel through a bolt, when the output end of the speed reducer rotates, the wheel can synchronously drive the wheel to rotate, the wheel can drive the vehicle to move through an external tire, the upper part of a driving axle is fixedly connected with a steering suspension through a pin shaft, the steering suspension is fixedly connected with the slewing bearing through a bolt, the slewing bearing is fixedly connected with a steering seat through a screw rod, the steering seat is fixedly connected with a vehicle frame through a screw rod, because the slewing bearing is a large-scale bearing capable of bearing comprehensive load, the slewing bearing and the driving axle can rotate relative to a vehicle body, the speed of wheel motors at the left side and the right side is controlled through a motor controller, the motor of right side wheel turns to the motor that is less than the left side wheel, and turning radius is big more, and the rotation speed difference of right side motor and left side motor is little, and turning radius is little, and the rotation speed difference of right side motor and left side motor is big more, the utility model discloses saved hydro-cylinder drive and turned to or gear drive turns to hydro-cylinder, the gear who uses in the technique, only need the pivoted speed difference through controller control motor, just can realize the wheelset and turn to, simplified a steering system, it is with low costs.
Drawings
Fig. 1 is a perspective sectional view of the whole structure of the present invention.
Fig. 2 is a schematic view of the structure of the slewing bearing of the present invention.
The reference signs are: the device comprises a steering seat 1, a slewing bearing 2, a steering suspension 3, a drive axle 4, a motor 5, a speed reducer 6, wheels 7 and a screw rod 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a novel electric drive turns to wheelset as shown in fig. 1-2, including turning to seat 1, it is provided with slewing bearing 2 to turn to seat 1 bottom, 2 bottoms of slewing bearing are provided with and turn to suspension 3, it is provided with transaxle 4 to turn to suspension 3 bottom, 4 tip of transaxle are provided with motor 5, the 5 output of motor is provided with speed reducer 6, 6 outsides of speed reducer are provided with wheel 7, slewing bearing 2, turn to suspension 3, transaxle 4, motor 5, speed reducer 6 and wheel 7 and make up into the wheelset.
The external of the slewing bearing 2 is provided with a screw 8, the slewing bearing 2 is connected with a steering seat 1 through the screw 8, the steering seat 1 can be connected with a vehicle frame through the screw 8, the motor 5 is fixed at two ends of a drive axle 4 through bolts, an output shaft of the motor 5 is in transmission connection with a speed reducer 6, the speed reducer 6 is fixedly connected with a wheel 7 through bolts, the speed reducer 6 can enable power of high-speed running of the output shaft of the motor 5 to be meshed with a large gear on the output shaft through a gear with less teeth number on an input shaft of the speed reducer 6 so as to achieve the purpose of speed reduction, the rotating speed can be reduced, the torque can be increased, the upper part of the drive axle 4 is connected with a steering suspension 3 through a pin shaft, the steering suspension 3 is connected with the slewing bearing 2 through bolts, the steering suspension 3 is fixedly connected with the slewing bearing 2 through bolts, and the buffering is passed the impact force of frame or automobile body by uneven road surface to reduce the vibrations that arouse from this, in order to guarantee that the car can go smoothly, 5 outsides of motor are provided with machine controller, 5 inputs of motor are connected with machine controller, slewing bearing 2 comprises inner circle, outer lane and the ball of inlaying between inner circle and outer lane, and the effect is equivalent to the bearing, and 2 outer lanes of slewing bearing are fixed through bolt and wheelset, and the inner circle passes through the bolt and is fixed with the frame, and when the wheelset turned to, the wheelset drove the frame through slewing bearing 2 and turns to.
As shown in fig. 1-2, the embodiment specifically is: the motor 5 is installed at the end of the drive axle 4 through a bolt, the drive axle 4 is positioned at the tail end of a vehicle power transmission system, the basic function of the drive axle is to reasonably distribute the power generated by the output shaft of the motor 5 to the left and right wheels 7, the input end of the speed reducer 6 is in transmission connection with the output end of the motor 5, the speed reducer 6 can drive the power of the high-speed running of the output shaft of the motor 5 to be meshed with the big gear on the output shaft through the gear with less teeth on the input shaft of the speed reducer 6 to achieve the purpose of speed reduction, the rotating speed can be reduced, the torque can be increased, the output end of the speed reducer 6 is fixedly connected with the wheels 7 through a bolt, the wheels 7 can synchronously drive the wheels 7 to rotate when the output end of the speed reducer 6 rotates, the wheels 7 are fixed at the inner edge of the, the steering suspension 3 is used for transmitting force and torque acting between a wheel 7 and a frame, buffering impact force transmitted to the frame or a vehicle body from an uneven road surface, and reducing vibration caused by the impact force to ensure that the vehicle can run smoothly, a slewing bearing 2 is fixedly connected with a steering seat 1 through a screw rod 8, the steering seat 1 is fixedly connected with the vehicle frame through the screw rod 8, as the slewing bearing 2 is a large bearing capable of bearing comprehensive load, the slewing bearing 2 and a drive axle 4 can rotate relative to the vehicle body, when the vehicle turns, the speed of a motor 5 in a left wheel 7 and a right wheel 7 is controlled through a motor controller, namely differential control is used for realizing steering of a vehicle wheel set, when the vehicle turns to the right, the motor 5 of the right wheel 7 turns to be lower than the motor 5 of the left wheel 7, the turning radius is larger, the rotating speed difference between the right motor 5 and the left motor 5 is smaller, the smaller the turning radius is, the larger the difference between the rotating speeds of the right side motor 5 and the left side motor 5 is, so that the steering of the wheel set is realized, the structure is simple, and the steering system is simplified.
The utility model discloses the theory of operation:
referring to the attached drawings 1-2 of the specification, the input end of a speed reducer 6 is in transmission connection with the output end of a motor 5, the output end of the speed reducer 6 is fixedly connected with a wheel 7 through a bolt, when the output end of the speed reducer 6 rotates, the wheel 7 can be fixed at the inner edge of a tire, the wheel 7 can drive a vehicle to move through an external tire, the upper part of a drive axle 4 is fixedly connected with a steering suspension 3 through a pin shaft, the steering suspension 3 is fixedly connected with a slewing bearing 2 through a bolt, the slewing bearing 2 is fixedly connected with a steering seat 1 through a screw 8, the steering seat 1 is fixedly connected with a vehicle frame through a screw 8, as the slewing bearing 2 is a large-scale bearing capable of bearing comprehensive load, the slewing bearing 2 and the drive axle 4 can rotate relative to a vehicle body, the motor 5 is arranged in the drive axle 4, and is arranged with the wheel 7 through the speed reducer, the steering suspension 3 is fixedly connected with the steering seat 1 through the slewing bearing 2, the steering seat 1 is fixedly connected with the frame through the screw 8, and when the vehicle steers, the speed of the motor 5 is controlled through the motor controller, namely, differential control is realized.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel electric drive turns to wheelset, includes to turn to seat (1), its characterized in that: the steering wheel is characterized in that a slewing bearing (2) is arranged at the bottom of the steering seat (1), a steering suspension (3) is arranged at the bottom of the slewing bearing (2), a driving axle (4) is arranged at the bottom of the steering suspension (3), a motor (5) is arranged at the end of the driving axle (4), a speed reducer (6) is arranged at the output end of the motor (5), wheels (7) are arranged outside the speed reducer (6), and the slewing bearing (2), the steering suspension (3), the driving axle (4), the motor (5), the speed reducer (6) and the wheels (7) are combined into a wheel set.
2. A novel electrically driven steering wheel set according to claim 1, wherein: the steering mechanism is characterized in that a screw rod (8) is arranged outside the slewing bearing (2), the slewing bearing (2) is connected with the steering seat (1) through the screw rod (8), and the steering seat (1) can be connected with a frame through the screw rod (8).
3. A novel electrically driven steering wheel set according to claim 1, wherein: the motor (5) is fixed at two end parts of the drive axle (4) through bolts, and an output shaft of the motor (5) is in transmission connection with the speed reducer (6).
4. A novel electrically driven steering wheel set according to claim 1, wherein: the speed reducer (6) is fixedly connected with the wheels (7) through bolts, and the upper part of the drive axle (4) is connected with the steering suspension (3) through a pin shaft.
5. A novel electrically driven steering wheel set according to claim 1, wherein: the steering suspension (3) is connected with the slewing bearing (2) through a bolt.
6. A novel electrically driven steering wheel set according to claim 1, wherein: the motor controller is arranged outside the motor (5), and the input end of the motor (5) is connected with the motor controller.
7. A novel electrically driven steering wheel set according to claim 1, wherein: the slewing bearing (2) consists of an inner ring, an outer ring and balls embedded between the inner ring and the outer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419271.9U CN211568084U (en) | 2019-03-29 | 2019-03-29 | Novel electrically-driven steering wheel set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419271.9U CN211568084U (en) | 2019-03-29 | 2019-03-29 | Novel electrically-driven steering wheel set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211568084U true CN211568084U (en) | 2020-09-25 |
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ID=72523409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920419271.9U Expired - Fee Related CN211568084U (en) | 2019-03-29 | 2019-03-29 | Novel electrically-driven steering wheel set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211568084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115353001A (en) * | 2022-08-26 | 2022-11-18 | 广西工程技术研究院有限公司 | Gantry crane walking and turning device |
-
2019
- 2019-03-29 CN CN201920419271.9U patent/CN211568084U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115353001A (en) * | 2022-08-26 | 2022-11-18 | 广西工程技术研究院有限公司 | Gantry crane walking and turning device |
| CN115353001B (en) * | 2022-08-26 | 2024-05-28 | 广西工程技术研究院有限公司 | Gantry crane walking turning device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |