CN204264258U - A kind of wheel steering system - Google Patents
A kind of wheel steering system Download PDFInfo
- Publication number
- CN204264258U CN204264258U CN201420719268.6U CN201420719268U CN204264258U CN 204264258 U CN204264258 U CN 204264258U CN 201420719268 U CN201420719268 U CN 201420719268U CN 204264258 U CN204264258 U CN 204264258U
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- steering
- steeraxle
- articulated shaft
- bridge
- inner articulated
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Abstract
The utility model discloses a kind of wheel steering system, be made up of steering control mechanism, each bridge steering gear and each bridge tie rod linkage, be connected by steering inner articulated shaft between steering control mechanism with tie rod linkage, each bridge tie rod linkage of steering swivel system is in series by steering gear; Steering gear is supported formed by each bridge steering inner articulated shaft, speed regulating reducing, transition; Tie rod linkage comprises steeraxle deflector, left and right turn arm, steering track rod assembly, follow-up steering device formation, is connected between deflector with follow-up steering device by left and right turn arm and steering track rod.This steering swivel system eliminates the rod member of series connection mutually between steeraxle, avoids large, the easy interference of rod member motion space, difficult problem of arranging; Each steeraxle turn to synchronism in time and corner better, avoid tire premature wear.
Description
Technical field
The utility model relates to wheel steering system, the steering swivel system of particularly double-front axle or the application of multi-steering bridge construction vehicle.
Background technology
Existing double-front axle or multi-steering bridge construction wheel steering system are primarily of a deflector, servo cylinder, the pull bar of connecting between steeraxle, the parts such as middle swing arm are formed, for when As soon as possible Promising Policy is turned, the centre of gration of double-front axle or multi-steering bridge is consistent, complexity must be carried out, careful computing, but when actual optimization is arranged, due to limited space, be difficult to ensure that each key point is all at theoretical position, for some vehicle of multi-steering bridge, even occur arranging situation about connecting without space, in addition, with pull bar and middle swing arm series connection between steeraxle, the gap that its node is accumulated is larger, make to be in passive state when second and subsequent steeraxle turning, produce the regular hour and steering angle delayed, can not keep synchronous with turning to of the first steeraxle, especially along with parts depreciation in work, node accumulation gap increases, hysteresis phenomenon increases the weight of, abnormal tyre is caused to wear and tear, safety and the road-holding property of vehicle is have impact on time serious.
Summary of the invention
For the problems referred to above that prior art exists, of the present utility modelly provide a kind of novel wheel steering system, it arranges that advantages of simple, each component part work synchronism are good, has good expansion simultaneously.
The technical solution of the utility model is achieved in that
A kind of wheel steering system, comprise steering control mechanism, each bridge steering gear and each bridge tie rod linkage, be connected by the first steering inner articulated shaft between steering control mechanism with the first bridge tie rod linkage, it is characterized in that, each bridge tie rod linkage of steering swivel system realizes series connection by each bridge steering gear; Steering gear comprises each bridge steering inner articulated shaft, the speed regulating reducing of series connection; Tie rod linkage comprises steeraxle deflector, left and right turn arm, steering track rod assembly, follow-up steering device formation, is connected between deflector with follow-up steering device by left and right turn arm and steering track rod.
An improvement project for wheel steering system, steering control mechanism is made up of the bearing circle connected successively, Steering gear and driving-shaft assembly, right angle gear box.
A kind of improvement project of wheel steering system, second steeraxle steering gear comprises the second steering inner articulated shaft, the first speed regulating reducing and the 3rd steering inner articulated shaft that connect successively, wherein, the 3rd steering inner articulated shaft is connected with the steeraxle deflector of the second bridge tie rod linkage.
A kind of improvement project of wheel steering system, 3rd steeraxle steering gear comprises the 4th steering inner articulated shaft, the second speed regulating reducing, the 5th steering inner articulated shaft, steering inner articulated shaft transition support assembly and the 6th steering inner articulated shaft that connect successively, wherein, the 6th steering inner articulated shaft is connected with the steeraxle deflector of the 3rd bridge tie rod linkage.
Compared with prior art, the utility model has the following advantages:
Steering swivel system adopts dual rotation device or multi-steering device, each deflector respectively drives a steeraxle to turn to, each steeraxle deflector is connected in series by follow-up steering device, speed regulating reducing, steering inner articulated shaft transition support assembly, steering inner articulated shaft, is together controlled by bearing circle.
This steering swivel system arranges advantages of simple, eliminates the rod member of mutual series connection between steeraxle, avoids the problem that rod member motion space is interfered greatly, easily, difficulty is arranged; Each steeraxle turn to synchronism in time and corner better, avoid tire premature wear; Meanwhile, series connection control method has good expansion, is applied to three bridges or multi-steering bridge vehicle steering swivel system, more can embodies the preceence of system.
Accompanying drawing explanation
Fig. 1 is wheel steering system structural representation described in the utility model.
Wherein: 1, bearing circle 2, Steering gear and driving-shaft assembly 3, right angle gear box 4, first steering inner articulated shaft 5, first steeraxle deflector 61, first steeraxle left steering arm 7, first steeraxle steering track rod assembly 62, first steeraxle right steering arm 8, first steeraxle follow-up steering device 9, second steering inner articulated shaft 10, first speed regulating reducing 11, 3rd steering inner articulated shaft 12, second steeraxle deflector 131, second steeraxle left steering arm 14, second steeraxle steering track rod assembly 132, second steeraxle right steering arm 15, second steeraxle follow-up steering device 16, 4th steering inner articulated shaft 17, second speed regulating reducing 18, 5th steering inner articulated shaft 19, steering inner articulated shaft transition support assembly 20, 6th steering inner articulated shaft 21, 3rd steeraxle deflector 221, 3rd steeraxle left steering arm 23, 3rd steeraxle steering track rod assembly 222, 3rd steeraxle right steering arm 24, 3rd steeraxle follow-up steering device
Specific embodiments
Specific embodiments of the present utility model is described in detail below in conjunction with accompanying drawing.
A kind of wheel steering system, comprise steering control mechanism, the second steeraxle steering gear, the 3rd steeraxle steering gear, the first bridge tie rod linkage, the second bridge tie rod linkage and the 3rd bridge tie rod linkage, be connected by the first steering inner articulated shaft between steering control mechanism with the first bridge tie rod linkage, each bridge tie rod linkage realizes series connection by each bridge steering gear; Steering gear comprises each bridge steering inner articulated shaft, the speed regulating reducing of series connection; Tie rod linkage comprises steeraxle deflector, left and right turn arm, steering track rod assembly, follow-up steering device formation, is connected between deflector with follow-up steering device by left and right turn arm and steering track rod.
Steering control mechanism is made up of the bearing circle connected successively, Steering gear and driving-shaft assembly, right angle gear box.
Second steeraxle steering gear comprises the second steering inner articulated shaft, the first speed regulating reducing and the 3rd steering inner articulated shaft that connect successively, and wherein, the 3rd steering inner articulated shaft is connected with the steeraxle deflector of the second bridge tie rod linkage.
3rd steeraxle steering gear comprises the 4th steering inner articulated shaft, the second speed regulating reducing, the 5th steering inner articulated shaft, steering inner articulated shaft transition support assembly and the 6th steering inner articulated shaft that connect successively, wherein, the 6th steering inner articulated shaft is connected with the steeraxle deflector of the 3rd bridge tie rod linkage.
As shown in Figure 1, wheel steering system specifically comprises the bearing circle 1 connected successively, Steering gear and driving-shaft assembly 2, right angle gear box 3, first steering inner articulated shaft 4, first steeraxle deflector 5, first steeraxle left steering arm 61, first steeraxle steering track rod assembly 7, first steeraxle right steering arm 62, first steeraxle follow-up steering device 8, second steering inner articulated shaft 9, first speed regulating reducing 10, 3rd steering inner articulated shaft 11, second steeraxle deflector 12, second steeraxle left steering arm 131, second steeraxle steering track rod assembly 14, second steeraxle right steering arm 132, second steeraxle follow-up steering device 15, 4th steering inner articulated shaft 16, second speed regulating reducing 17, 5th steering inner articulated shaft 18, steering inner articulated shaft transition support assembly 19, 6th steering inner articulated shaft 20, 3rd steeraxle deflector 21, 3rd steeraxle left steering arm 221, 3rd steeraxle steering track rod assembly 23, 3rd steeraxle right steering arm 222, 3rd steeraxle follow-up steering device 24.
The utility model provides a vehicle steering system control chain: the steering wheel and steering column shaft assembly 1 → 2 → 3 → angle gearbox drive shaft of the first turn of the first steering axle steering 4 → 5 → first steering axle left steering arm 61 → first steering axle steering rod assembly 7 → first steering axle and right steering arm 62 → first steering axle steering servo drive shaft 8 → second turn of the first speed reducer 9 → 10 → third steering drive shaft 11 → 12 → second steering axle steering right second steering axle steering arm 132 → second steering axle steering rod assembly 14 → second bridge left steering arm 131 → second steering axle steering servo 15 → Fourth steering drive shaft 16 → 17 → second speed reducer fifth turning the steering drive shaft drive shaft 18 → 19 → sixth transitional support assembly steering drive shaft 20 → 21 → third steering axle steering third steering axle left steering arm 221 → third steering axle steering rod assembly 23 → third steering axle right steering arm 222 → third steering axle steering servo 24, each steering axle unified control by steering wheel, steering horizontal layout, driven steering arm rotation, driven by servo steering rod assembly rotates, is connected in series with the dynamic steering steering shaft, speed reducer, steering drive shaft assemblies and other components supporting the transition, driven by a steering axle steering rotation; this shift system, the speed reduction gear ratio, may each steering axle of a vehicle according to the relationship between the ratio determined angle, rotation speed reducer, can be determined according to the direction of rotation of each steering axle; each steering angle ratio relationship of the bridge, may also be By adjusting the length of the steering axle of the steering arm to achieve.
The hydraulic booster pattern of this steering swivel system according to actual needs, can adopt dual rotation pump, parallel pipeline system; Can adopt huge discharge list steering pump, series pipe system, in the case, deflector 12,21 can replace with follow-up steering device.
Claims (4)
1. a wheel steering system, comprise steering control mechanism, each bridge steering gear and each bridge tie rod linkage, be connected by the first steering inner articulated shaft between steering control mechanism with the first bridge tie rod linkage, it is characterized in that, each bridge tie rod linkage of steering swivel system realizes series connection by each bridge steering gear; Steering gear comprises each bridge steering inner articulated shaft, the speed regulating reducing of series connection; Tie rod linkage comprises steeraxle deflector, left and right turn arm, steering track rod assembly, follow-up steering device formation, is connected between deflector with follow-up steering device by left and right turn arm and steering track rod.
2. according to a kind of wheel steering system according to claim 1, it is characterized in that, steering control mechanism is made up of the bearing circle connected successively, Steering gear and driving-shaft assembly, right angle gear box.
3. according to a kind of wheel steering system according to claim 1, it is characterized in that, second steeraxle steering gear comprises the second steering inner articulated shaft, the first speed regulating reducing and the 3rd steering inner articulated shaft that connect successively, wherein, the 3rd steering inner articulated shaft is connected with the steeraxle deflector of the second bridge tie rod linkage.
4. according to a kind of wheel steering system according to claim 1, it is characterized in that, 3rd steeraxle steering gear comprises the 4th steering inner articulated shaft, the second speed regulating reducing, the 5th steering inner articulated shaft, steering inner articulated shaft transition support assembly and the 6th steering inner articulated shaft that connect successively, wherein, the 6th steering inner articulated shaft is connected with the steeraxle deflector of the 3rd bridge tie rod linkage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719268.6U CN204264258U (en) | 2014-11-24 | 2014-11-24 | A kind of wheel steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719268.6U CN204264258U (en) | 2014-11-24 | 2014-11-24 | A kind of wheel steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204264258U true CN204264258U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420719268.6U Active CN204264258U (en) | 2014-11-24 | 2014-11-24 | A kind of wheel steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204264258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104443024A (en) * | 2014-11-24 | 2015-03-25 | 中国第一汽车股份有限公司 | Vehicle steering system |
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2014
- 2014-11-24 CN CN201420719268.6U patent/CN204264258U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104443024A (en) * | 2014-11-24 | 2015-03-25 | 中国第一汽车股份有限公司 | Vehicle steering system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |