CN209274694U - A kind of steering transmission linkage for four motorized wheels and steering - Google Patents
A kind of steering transmission linkage for four motorized wheels and steering Download PDFInfo
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- CN209274694U CN209274694U CN201821950014.XU CN201821950014U CN209274694U CN 209274694 U CN209274694 U CN 209274694U CN 201821950014 U CN201821950014 U CN 201821950014U CN 209274694 U CN209274694 U CN 209274694U
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- steering
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- fixedly connected
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- transmission
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Abstract
The utility model discloses a kind of steering transmission linkages for four motorized wheels and steering, comprising: driving motor；Shell is turned to, one end is fixedly connected with the driving motor, and the other end is fixedly connected with vehicle frame；Transmission shaft is arranged in the steering enclosure interior, and described transmission shaft one end connects the power output end of the driving motor；Bearing inner race is fixedly connected with the other end of the transmission shaft；Bearing outer ring is fixedly connected with the vehicle frame；Trailing arm is turned to, setting is fixedly connected in the bearing inner race bottom, and with the bearing inner race；Suspension system is fixedly connected on the steering trailing arm side.Vehicle wheel rotation is directly driven by transmission device, realizes and turns to, the corners of four wheels can independent control, such electric vehicle can possess better control stability, and making wheel rotation angle is more than 180 degree, to realize various special steering patterns.
Description
Technical field
The utility model relates to a kind of steering transmission linkages for four motorized wheels and steering, belong to automotive field.
Background technique
Today's society has pushed China's economic process, at the same time, also bring energetically with the development of the automobile industry
Many negative issues, such as environmental pollution, energy shortage, face negative issue, and the whole world proposes to greatly develop electric car
Cope with negative issue, therefore, the core that the development of electric car will be increasingly becoming in automotive field.
In orthodox car, wheel steering is turned to and is drawn by rack and pinion steering gear or recirculating ball-type steering cooperation
Bar movement, to drive wheel steering, two wheels of this diverter link together, and can not independently rotate.And this reality
With the novel four-wheel independent steering electric vehicle rotary being previously mentioned to being to provide torque by steering motor, directly driven by transmission device
Vehicle wheel rotation realizes and turns to, the corners of four wheels can independent control, such electric vehicle can possess better operation stabilization
Property, and more special driving modes.It four motorized wheels and turns to electric vehicle and has that four-wheel drive torque is individually controllable, four-wheel
The individually controllable advantage of steering angle is the developing direction of the following intelligent automobile.
Utility model content
The utility model has designed and developed a kind of steering transmission linkage for four motorized wheels and steering, can be realized
Wheel independent steering keeps wheel steering unrestricted by the mutual cooperation of bearing inner race and bearing outer ring, and it is various special to realize
Steering pattern.
Another goal of the invention of the utility model: it solves transmission device by the setting of multiple bearings and is able to bear and come from
The lateral force and vehicle gravity of wheel prevent from causing to turn to because of unexpected power being driven stuck problem.
Technical solution provided by the utility model are as follows:
A kind of steering transmission linkage for four motorized wheels and steering, comprising:
Driving motor；
Shell is turned to, one end is fixedly connected with the driving motor, and the other end is fixedly connected with vehicle frame；
Transmission shaft is arranged in the steering enclosure interior, and the power that described transmission shaft one end connects the driving motor is defeated
Outlet；
Bearing inner race is fixedly connected with the other end of the transmission shaft；
Bearing outer ring is fixedly connected with the vehicle frame；
Trailing arm is turned to, setting is fixedly connected in the bearing inner race bottom, and with the bearing inner race；
Suspension system is fixedly connected on the steering trailing arm side.
Preferably, further includes: first bearing is connect with the transmission shaft top, the inner ring of the first bearing with
The transmission axis connection, outer ring are fixedly connected with the steering shell.
Preferably, further includes: second bearing is connect with the transmission shaft lower part, the inner ring of the second bearing with
The transmission axis connection, outer ring are fixedly connected with the steering shell.
Preferably, further include retarder, connect the power output end of the driving motor.
Preferably, the output shaft of the retarder is connected by key with described transmission shaft one end.
Preferably, the first bearing and the second bearing are tapered roller bearing.
Preferably, the first bearing and the second bearing are oppositely arranged.
Preferably, barrier circle is additionally provided between the first bearing and the second bearing.
It is described in the utility model the utility model has the advantages that the utility model four-wheel independent steering electric vehicle rotary to be by turn to electricity
Machine provides torque, directly drives vehicle wheel rotation by transmission device, realization steering, the corners of four wheels can independent control,
Electric vehicle can possess better control stability in this way, and making wheel rotation angle is more than 180 degree, to realize various special turns
To mode.A pair of of tapered roller bearing is installed on transmission shaft, to bear axial force, below transmission shaft, is equipped with big
Type roller bearing, to bear lateral force, the lateral force for the wheel for being able to bear automobile and the gravity from vehicle will not
Because external force causes steering transmission stuck.
Detailed description of the invention
Fig. 1 is described in the utility model for the signal of the section of four motorized wheels and the steering transmission linkage of steering
Figure.
Fig. 2 is the structural representation described in the utility model for four motorized wheels and the steering transmission linkage of steering
Figure.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
As shown in Figure 1 and Figure 2, the utility model provides a kind of steering transmission linkage for four motorized wheels and steering,
Including driving motor 100, it is connected as an entirety with retarder 200, retarder 200 is connect with transmission shaft 310 by flat key,
Vehicle frame fixed frame 600 is fixedly connected with transmission shaft shell, can be linked on vehicle frame and as fixing end, 320 lower part of transmission shaft
It is provided with bearing, bearing inner race one end is connect with transmission shaft 320, and the other end is connect with suspension system 500, and the setting of wheel 700 exists
In suspension system, the torque needed for turning to is provided by driving motor 100,100 torque of driving motor is slowed down by retarder 200
After torque increase, transmission shaft 320 is passed to, so that suspension system 500 and wheel 700 be driven to rotate, realizes and turns to.
The power output end of driving motor 100 is connect by the output shaft of retarder 200 with transmission shaft 320, and shell is turned to
300 inside have hollow structure, and the inside for turning to shell 300, the output shaft of retarder 200 and transmission is arranged in transmission shaft 320
Axis 320 is connected by flat key.
The one end for turning to shell 300 is fixedly connected with electric drive motor 100, the other end and the fixed company of vehicle frame fixed frame 600
It connects, vehicle frame fixed frame 600 can be used as fixing end, connect with vehicle frame.The lower part of transmission shaft 320 is provided with bearing, including axis
Inner ring 410 and bearing outer ring 420 are held, bearing inner race 410 connects transmission shaft 320, bearing outer ring and the fixed company of vehicle frame fixed frame 600
It connects.Suspension system turns to trailing arm 510 and the bottom of bearing is arranged in, and is fixedly connected with bearing inner race 410.
In the present invention, as a preference, Selection of Bearings roller bearing；Roller bearing is able to bear from suspension
The radial force of system.
It is turning to inside shell 300, the top of transmission shaft 320 is provided with first bearing 310, the bearing of first bearing 310
Inner ring is connect with transmission shaft 320, and the bearing outer ring of first bearing 310 is fixedly connected with the inner wall for turning to shell 300.In transmission shaft
320 lower part is provided with second bearing 330, and the bearing inner race of second bearing 330 connects transmission shaft 320, the axis of second bearing 330
Bearing outer-ring is fixedly connected with the inner wall for turning to shell 300, and the reversed installation settings of second bearing 330 makes first bearing 310 and second
Bearing 320 is oppositely arranged, and first bearing 310 can hold axial force vertically downward, and second bearing 330 is able to bear vertically upward
Axial force, so that transmission device is able to bear the lateral force from wheel and the gravity from vehicle, will not cause because of external force turn
To stuck.
In the present invention, as a preference, first bearing 310 and second bearing 320 select tapered roller bearing.
At work, the driving motor 100 that top is arranged in works steering transmission linkage, by power output end by subtracting
Fast 200 deceleration torque increase of device drives transmission shaft 320 to be rotated, and transmission shaft 320 drives bearing inner race 420 to rotate, bearing outer ring 410
It is fixedly connected with vehicle frame and then is driven by bearing inner race 410 and turn to the rotation of trailing arm 510, turn to trailing arm 510 and suspension system 500
It is fixedly connected, wheel 700 is fixed in suspension system 500, and is located at the side for turning to trailing arm 510, by turning to trailing arm 510
Rotation band motor car wheel 700 is rotated, and realizes the independent rotation of wheel 700, and it can be more than 180 ° that wheel, which rotates angle, thus real
Existing various special steering patterns.
The four-wheel independent steering electric vehicle rotary of the utility model directly passes through transmission dress to being to provide torque by steering motor
Set drive vehicle wheel rotation, realize and turn to, the corners of four wheels can independent control, such electric vehicle can possess better behaviour
Handing stability, making wheel rotation angle is more than 180 degree, to realize various special steering patterns.One is equipped on transmission shaft
To tapered roller bearing, to bear axial force, below transmission shaft, large-scale roller bearing is installed, to bear lateral force,
So that automobile is able to bear the lateral force of the wheel come and the gravity from vehicle, will not cause steering transmission stuck because of external force.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (8)
1. a kind of steering transmission linkage for four motorized wheels and steering characterized by comprising
Driving motor；
Shell is turned to, one end is fixedly connected with the driving motor, and the other end is fixedly connected with vehicle frame；
Transmission shaft is arranged in the steering enclosure interior, and described transmission shaft one end connects the power output end of the driving motor；
Bearing inner race is fixedly connected with the other end of the transmission shaft；
Bearing outer ring is fixedly connected with the vehicle frame；
Trailing arm is turned to, setting is fixedly connected in the bearing inner race bottom, and with the bearing inner race；
Suspension system is fixedly connected on the steering trailing arm side.
2. the steering transmission linkage according to claim 1 for four motorized wheels and steering, which is characterized in that also wrap
Include: first bearing is connect with the transmission shaft top, the inner ring of the first bearing and the transmission axis connection, outer ring with
The steering shell is fixedly connected.
3. the steering transmission linkage according to claim 2 for four motorized wheels and steering, which is characterized in that also wrap
Include: second bearing is connect with the transmission shaft lower part, the inner ring of the second bearing and the transmission axis connection, outer ring with
The steering shell is fixedly connected.
4. the steering transmission linkage according to claim 2 or 3 for four motorized wheels and steering, which is characterized in that
Further include retarder, connects the power output end of the driving motor.
5. the steering transmission linkage according to claim 4 for four motorized wheels and steering, which is characterized in that described
The output shaft of retarder is connected by key with described transmission shaft one end.
6. the steering transmission linkage according to claim 3 for four motorized wheels and steering, which is characterized in that described
First bearing and the second bearing are tapered roller bearing.
7. the steering transmission linkage according to claim 6 for four motorized wheels and steering, which is characterized in that described
First bearing and the second bearing are oppositely arranged.
8. the steering transmission linkage according to claim 7 for four motorized wheels and steering, which is characterized in that described
Barrier circle is additionally provided between first bearing and the second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821950014.XU CN209274694U (en) | 2018-11-26 | 2018-11-26 | A kind of steering transmission linkage for four motorized wheels and steering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821950014.XU CN209274694U (en) | 2018-11-26 | 2018-11-26 | A kind of steering transmission linkage for four motorized wheels and steering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209274694U true CN209274694U (en) | 2019-08-20 |
Family
ID=67602694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821950014.XU Active CN209274694U (en) | 2018-11-26 | 2018-11-26 | A kind of steering transmission linkage for four motorized wheels and steering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209274694U (en) |
-
2018
- 2018-11-26 CN CN201821950014.XU patent/CN209274694U/en active Active
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