CN214729103U - Suspension type semi-articulated steering mechanism - Google Patents
Suspension type semi-articulated steering mechanism Download PDFInfo
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- CN214729103U CN214729103U CN202120507148.XU CN202120507148U CN214729103U CN 214729103 U CN214729103 U CN 214729103U CN 202120507148 U CN202120507148 U CN 202120507148U CN 214729103 U CN214729103 U CN 214729103U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 45
- 239000000725 suspension Substances 0.000 title description 5
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Abstract
The embodiment of the utility model discloses floated half articulated steering mechanism, turn to hydro-cylinder, second including steering oil pump, steering valve group, first steering cylinder, lever mechanism, slewing bearing, first cable and second cable, first steering cylinder with the second steering cylinder all adopts double-acting cylinder, first steering cylinder with the second steering cylinder's one end all articulates on preceding frame and the scalable promotion lever mechanism of the other end carries out rotary motion, and lever mechanism's both ends are the first cable of fixedly connected with and second cable respectively, first cable with the second cable is kept away from lever mechanism's one end and is fixed continuous with slewing bearing, steering oil pump controls first steering cylinder and second steering cylinder respectively through steering valve group and stretches out and draws back. An embodiment of the utility model provides a floated half articulated steering mechanism to solve among the prior art too big problem that leads to turning to not nimble enough with wide body tipper turning radius.
Description
Technical Field
The embodiment of the utility model provides a wide body tipper technical field for the off-highway, concretely relates to floated semi-articulated steering mechanism.
Background
With the continuous expansion of mining scale, higher demands are also put on the transport capacity of earthwork and ore, so that the demands for large-scale vehicles are increasingly obvious. And the complexity of the mine road condition can increase the dynamic property and the driving capability of the whole vehicle only by realizing full driving of the vehicle.
In the conventional vehicles, if full drive is realized, the full drive is realized by adding a steering drive axle. However, the scheme has great limitations, namely the steering drive axle has limited bearing capacity and cannot meet the requirement of large-scale vehicles; secondly, the steering angle of the steering drive axle is small, and the reduction of the turning radius is not obvious; thirdly, the steering drive axle is expensive, and the cost of the whole vehicle is greatly increased.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a floated semi-articulated steering mechanism to solve among the prior art too big problem that leads to turning to not nimble enough with wide body tipper turning radius.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
according to the embodiment of the utility model discloses a floated half-hinged steering mechanism, including steering oil pump, steering valve group, first steering cylinder, second steering cylinder, lever mechanism, slewing bearing, first cable and second cable, first steering cylinder and second steering cylinder all adopt double-acting cylinder, one end of first steering cylinder and second steering cylinder is hinged on the front frame and the other end can stretch to push lever mechanism to rotate, two ends of lever mechanism are respectively fixedly connected with first cable and second cable, one end of first cable and second cable far away from lever mechanism is fixedly connected with slewing bearing, steering oil pump respectively controls first steering cylinder and second steering cylinder to stretch through steering valve group, first cable and second cable drive slewing bearing to rotate, the slewing bearing is respectively fixedly connected with the front frame and the rear frame.
Furthermore, slewing bearing includes first rotating part and the second rotating part of mutual rotation connection, first rotating part and preceding frame fixed connection, the second rotating part and back frame fixed connection.
Further, the steering valve group is arranged on the lower portion of the steering wheel.
Further, the maximum angle at which the front frame and the rear frame rotate through the slewing bearing is 90 °.
Further, the steering oil pump is driven by a diesel engine or a motor.
Furthermore, a hinge point, a first driving point and a second driving point are arranged on the lever mechanism, the lever mechanism is rotatably connected to the front frame through the hinge point, the first driving point is connected with the first steering oil cylinder, the second driving point is connected with the second steering oil cylinder, and the first driving point and the second driving point do circular reciprocating motion along the hinge point.
The embodiment of the utility model provides a have following advantage:
the utility model can effectively increase the steering angle, reduce the turning radius and increase the steering flexibility by mutually matching the oil pump, the steering valve group, the first steering oil cylinder, the second steering oil cylinder, the lever mechanism, the slewing bearing, the first cable and the second cable; the slewing bearing is driven to rotate through the steering oil cylinder and the lever mechanism, so that a certain angle is formed between the front vehicle and the rear vehicle, and therefore, the lateral force generated by the friction between the wheels of the front vehicle and the ground can provide sufficient steering force for the whole vehicle, and the steering action of the whole vehicle is realized; the novel steering system of the slewing bearing solves the problems of poor stress of the hinged part and small steering angle and overlarge turning radius of the conventional integral vehicle body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic structural view of a suspension type semi-articulated steering mechanism according to an embodiment of the present invention;
fig. 2 is a schematic view of a state of a steering mechanism when the vehicle provided by the embodiment of the present invention turns.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
Referring to fig. 1-2, the embodiment of the present invention discloses a suspension type semi-articulated steering mechanism, which comprises a steering oil pump, a steering valve set, a first steering oil cylinder 1, a second steering oil cylinder 2, a lever mechanism 3, a pivoting support 4, a first cable 5 and a second cable 6, wherein the first steering oil cylinder 1 and the second steering oil cylinder 2 both adopt double-acting oil cylinders, one end of the first steering oil cylinder 1 and one end of the second steering oil cylinder 2 are both articulated on a front frame, and the other end of the first steering oil cylinder 1 and the other end of the second steering oil cylinder 2 can telescopically push the lever mechanism 3 to perform a rotary motion, two ends of the lever mechanism 3 are respectively and fixedly connected with the first cable 5 and the second cable 6, one ends of the first cable 5 and the second cable 6, which are far away from the lever mechanism 3, are fixedly connected with the pivoting support 4, the steering oil pump respectively controls the first steering oil cylinder 1 and the second steering oil cylinder 2 to extend and retract through the steering valve set, the first inhaul cable 5 and the second inhaul cable 6 drive the slewing bearing 4 to rotate, and the slewing bearing 4 is fixedly connected with the front frame and the rear frame respectively. The utility model can effectively increase the steering angle, reduce the turning radius and increase the steering flexibility by mutually matching the oil pump, the steering valve group, the first steering oil cylinder 1, the second steering oil cylinder 2, the lever mechanism 3, the slewing bearing 4, the first cable 5 and the second cable 6; the slewing bearing 4 is driven to rotate by the steering oil cylinder and the lever mechanism 3, so that a certain angle is formed between the front vehicle and the rear vehicle, and the lateral force generated by the friction between the wheels of the front vehicle and the ground can provide sufficient steering force for the whole vehicle, so that the steering action of the whole vehicle is realized.
Slewing bearing 4 includes first rotating part and the second rotating part of mutual rotation connection, first rotating part and preceding frame fixed connection, second rotating part and back frame fixed connection. Slewing bearing 4 arranges directly over preceding car balanced suspension, and the atress is better, bears the weight of stronger. The steering valve group is arranged on the lower portion of the steering wheel. The maximum angle of rotation of the front frame and the rear frame through the slewing bearing 4 is 90 degrees, and in practical application, the adjustment can be increased or decreased according to actual requirements. The steering oil pump is driven by a diesel engine or a motor. The lever mechanism 3 is provided with a hinge point, a first driving point and a second driving point, the lever mechanism 3 is rotatably connected to the front frame through the hinge point, the first driving point is connected with the first steering oil cylinder 1, the second driving point is connected with the second steering oil cylinder 2, and the first driving point and the second driving point do circular reciprocating motion along the hinge point. The lever ratio of the lever mechanism 3 can be adjusted to adjust the stroke and the steering angle of the oil cylinder, so that the requirements of different vehicle types are met. Due to the existence of the lever mechanism 3, the thrust of the first steering oil cylinder 1 and the thrust of the second steering oil tank in the two telescopic directions can be fully utilized, the pressure of a steering hydraulic system is effectively reduced, and the system is more stable and reliable.
The steering oil pump is driven by a diesel engine or a motor to generate high-pressure oil, and the steering valve group is positioned at the lower part of the steering wheel to control the extension and retraction of the first steering oil cylinder 1 and the second steering oil cylinder 2; the first steering oil cylinder 1 and the second steering oil cylinder 2 are double-acting oil cylinders, one ends of the first steering oil cylinders and the second steering oil cylinders are hinged on the frame and can swing, and the other ends of the first steering oil cylinders and the second steering oil cylinders stretch to push the lever mechanism 3 to rotate; a first inhaul cable 5 and a second inhaul cable 6 are respectively fixed at two ends of the lever mechanism 3, and the rotation of the lever mechanism 3 can pull the first inhaul cable 5 or the second inhaul cable 6; the other end of the first cable 5 or the second cable 6 is fixed on the slewing bearing 4, and when the first cable 5 or the second cable 6 moves, the slewing bearing 4 can be pulled to rotate. And the first rotating part and the second rotating part of the slewing bearing 4 are respectively fixed on the front frame and the rear frame, and the rotation of the slewing bearing 4 drives the front frame and the rear frame to generate a rotation angle. The lateral force generated by the friction between the front vehicle wheels and the ground can provide sufficient steering force for the whole vehicle, and the steering action is realized. Because the slewing bearing 4 can realize large-angle slewing, and the slewing center is closer to the center of the whole vehicle, the turning radius can be effectively reduced, and the steering flexibility of the whole vehicle is improved.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. The utility model provides a floated semi-articulated steering mechanism which characterized in that: including steering oil pump, steering valve group, first steering cylinder, second steering cylinder, lever mechanism, slewing bearing, first cable and second cable, first steering cylinder with the second steering cylinder all adopts double-acting cylinder, first steering cylinder with the second steering cylinder's one end all articulates on preceding frame and the scalable promotion lever mechanism of the other end carries out rotary motion, the first cable of fixedly connected with and second cable respectively at lever mechanism's both ends, first cable with lever mechanism's one end is kept away from to the second cable is fixed continuous with slewing bearing, the steering oil pump controls first steering cylinder and second steering cylinder respectively through steering valve group and stretches out and draws back, first cable with the second cable drives slewing bearing rotatory, slewing bearing respectively with preceding frame and back frame fixed connection.
2. The suspended semi-articulated steering mechanism of claim 1, wherein: slewing bearing includes first rotating part and the second rotating part of mutual rotation connection, first rotating part and preceding frame fixed connection, second rotating part and back frame fixed connection.
3. The suspended semi-articulated steering mechanism of claim 1, wherein: the steering valve group is arranged on the lower portion of the steering wheel.
4. The suspended semi-articulated steering mechanism of claim 1, wherein: the maximum angle of rotation of the front frame and the rear frame through the slewing bearing is 90 degrees.
5. The suspended semi-articulated steering mechanism of claim 1, wherein: the steering oil pump is driven by a diesel engine or a motor.
6. The suspended semi-articulated steering mechanism of claim 1, wherein: the front frame is provided with a front frame, the front frame is provided with a second driving point, the front frame is connected with a front frame, the front frame is connected with the front frame, the first driving point, the second driving point is connected with the second driving point, the second steering cylinder, the second is connected with the second driving point, the second steering cylinder, the second driving point is connected with the second steering cylinder, the second driving point, the second is connected with the second steering cylinder, the second driving point, the second is connected with the second steering cylinder, the second is connected with the second driving point, and the second driving point, the second steering cylinder, the second driving point, the second is connected with the second driving point, the second is connected with the second steering cylinder, and the second driving point, the second is connected with the second driving point, the second driving point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120507148.XU CN214729103U (en) | 2021-03-10 | 2021-03-10 | Suspension type semi-articulated steering mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120507148.XU CN214729103U (en) | 2021-03-10 | 2021-03-10 | Suspension type semi-articulated steering mechanism |
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| CN214729103U true CN214729103U (en) | 2021-11-16 |
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| CN202120507148.XU Active CN214729103U (en) | 2021-03-10 | 2021-03-10 | Suspension type semi-articulated steering mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112829827A (en) * | 2021-03-10 | 2021-05-25 | 北京安邦博大科技有限公司 | Suspension type semi-articulated steering mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112829827A (en) * | 2021-03-10 | 2021-05-25 | 北京安邦博大科技有限公司 | Suspension type semi-articulated steering mechanism |
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Effective date of registration: 20231007 Address after: Room 630, 6th Floor, No. 997 Tianma Road, Jimei District, Xiamen City, Fujian Province, 361021 Patentee after: Xiamen Iridium Molybdenum Zhihui Technology Co.,Ltd. Address before: 017000 room 813, cloud computing big data enterprise headquarters base, Ordos high tech Industrial Park, Inner Mongolia Autonomous Region Patentee before: Inner Mongolia iridium molybdenum Intelligent Technology Co.,Ltd. |