CN210793317U - Synchronous steering transmission device for automobile - Google Patents
Synchronous steering transmission device for automobile Download PDFInfo
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- CN210793317U CN210793317U CN201921209463.3U CN201921209463U CN210793317U CN 210793317 U CN210793317 U CN 210793317U CN 201921209463 U CN201921209463 U CN 201921209463U CN 210793317 U CN210793317 U CN 210793317U
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Abstract
The utility model provides a synchronous steering transmission for car, including steering transmission axle, transfer line, two steering mechanism and two swing arm mechanisms, steering mechanism is first steering mechanism and second steering mechanism respectively, swing arm mechanism is first swing arm mechanism and second swing arm mechanism respectively, swing arm mechanism all includes swing arm, pivot and lower swing arm, the transmission is connected with first swing arm mechanism's pivot to the steering transmission axle, the last swing arm of first swing arm mechanism turns to through first steering mechanism control front wheel, the last swing arm of second swing arm mechanism turns to through second steering mechanism control rear wheel, the lower swing arm of first swing arm mechanism and the lower swing arm of second swing arm mechanism pass through the transfer line and connect the formation synchronous steering. The utility model discloses structural arrangement is reasonable, both ends compact structure, and the intermediate space is big, does benefit to the installation of other parts, and gravity distribution is balanced simultaneously, and car stability is high.
Description
Technical Field
The utility model relates to a technical field of vehicle engineering, in particular to synchronous steering transmission for car.
Background
The automobile steering mechanism has very important influence on an automobile, and in the current main automobile steering system, the automobile steering system is usually composed of a steering vertical arm, a steering drag link, a steering tie rod and a hinge joint, and a common steering center can not be ensured under all conditions when the automobile is steered, so that part of the automobiles can roll and slide when being steered, the tire is seriously worn, the service life is reduced, the resistance is increased, and the oil consumption is increased. Therefore, a novel steering mechanism adaptive to a vehicle body structure is provided for a diamond-structure vehicle, and is very important for improving the operation performance and reducing the energy consumption.
In the prior art, patent No. 2011103007140 discloses a steering transmission device for a diamond-shaped automobile, which includes a front wheel, a right middle wheel, a rear wheel steering shaft, a front wheel steering shaft, a left middle wheel, a rear wheel steering rod, a middle shaft, a steering hanging arm, and a front wheel steering rod, wherein the front wheel and the rear wheel are used as steering wheels, the left middle wheel and the right middle wheel are used as driving wheels, when the steering hanging arm is driven by an automobile steering device to swing back and forth, the steering hanging arm drives the front wheel steering rod and the rear wheel steering rod to respectively move back and forth in opposite directions through hinges, and then the front wheel and the rear wheel are respectively driven by the front wheel steering shaft and the rear wheel steering shaft to deflect. The steering center control device can ensure that all wheels have a common steering center when a rhombic automobile is steered to run, ensures that all the wheels are in a pure rolling state, reduces the running resistance, reduces the fuel consumption, lightens the tire wear, and simultaneously reduces the turning radius of the automobile and improves the steering performance and the maneuverability of the automobile because the rotating directions of the front wheels and the rear wheels are opposite; however, the steering transmission device arranged in the mode has large required space, uniform structural arrangement and poor stability, reduces the installation space of the automobile and is not beneficial to the installation of other parts, and the front wheel steering shaft and the rear wheel steering shaft are respectively connected to the same side of the front wheel and the rear wheel, so that the gravity distribution of the front wheel steering shaft and the rear wheel steering shaft is not balanced enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a synchronous steering transmission for car, structural arrangement is reasonable, both ends compact structure, and the intermediate space is big, does benefit to the installation of other parts, and gravity distribution is balanced simultaneously, improves car stability.
In order to achieve the above purpose, the utility model provides a synchronous steering transmission device for an automobile, the automobile comprises front wheels, rear wheels and a steering engine, the transmission device comprises a steering transmission shaft, a transmission rod, two steering mechanisms and two swing arm mechanisms, the steering mechanisms are respectively a first steering mechanism and a second steering mechanism, the swing arm mechanisms are respectively a first swing arm mechanism and a second swing arm mechanism, the swing arm mechanisms comprise upper swing arms, rotating shafts and lower swing arms, one end of the steering transmission shaft is connected with the steering engine for transmission, the other end of the steering transmission shaft is connected with a rotating shaft of the first swing arm mechanism for transmission, the upper swing arm of the first swing arm mechanism controls the steering of the front wheel through the first steering mechanism, the upper swing arm of the second swing arm mechanism controls the rear wheel to steer through the second steering mechanism, and the lower swing arm of the first swing arm mechanism and the lower swing arm of the second swing arm mechanism are connected through a transmission rod to form synchronous steering.
The synchronous steering transmission device is provided with the steering transmission shaft, the transmission rod, the two steering mechanisms and the two swing arm mechanisms, so that the synchronous steering of the front wheel and the rear wheel is realized, the parts of the synchronous steering transmission device are mainly distributed at the front end and the rear end, only the transmission rod is arranged in the middle of the synchronous steering transmission device, the center of gravity is uniformly distributed, the middle position of the synchronous steering transmission device is large, and the synchronous steering transmission device is beneficial to.
Preferably, the steering mechanism comprises a steering rod and a connecting rod, one end of the steering rod is fixedly connected with the front wheel through a main pin, the other end of the steering rod is fixedly connected with the connecting rod through a ball pin, and the connecting rod is hinged with the upper swing arm.
Preferably, the transmission rod comprises an intermediate connecting rod, a first joint and a second joint, the first joint is in threaded connection with the intermediate connecting rod, and the second joint is welded with the intermediate connecting rod. The length of transmission rod can be adjusted in such setting, improves the accuracy of installation.
Preferably, the two lower swing arms are parallel to each other on the same plane, and a connecting line between the two rotating shafts, the transmission rod and the two lower swing arms form a parallelogram. The arrangement can ensure that the rotating angles of the front wheel and the rear wheel are equal, the rotating speeds are consistent, the directions are opposite, the turning radius is small, the automobile has a common steering center in any state, the automobile tires are in a rolling state, the friction is reduced, and the energy consumption is less.
Preferably, the two steering mechanisms are symmetrically arranged along the axis connecting line of the front wheel and the rear wheel. The gravity center is distributed in a balanced manner, and the stability of the automobile is good.
The utility model has the advantages that:
1. the synchronous steering transmission device is arranged into the steering transmission shaft, the transmission rod, the two steering mechanisms and the two swing arm mechanisms, so that synchronous steering of the front wheel and the rear wheel is realized, meanwhile, the components are mainly distributed at the front end and the rear end, only the transmission rod is arranged in the middle, the gravity center is uniformly distributed, the middle position is large, and the installation of other components is facilitated;
2. the steering mechanism and the swing arm mechanism are arranged by utilizing the principle of the connecting rod and the swing arm, the structural arrangement is compact, and the occupied space is small;
3. the two steering mechanisms are arranged at the symmetrical positions of the connecting line of the front wheel and the rear wheel axle center, the center of gravity is distributed in a balanced manner from left to right, and the stability of the automobile is good.
Drawings
Fig. 1 is a front view of an embodiment of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a top view of an embodiment of the present invention.
In the figure: 1-front wheel, 2-rear wheel, 3-steering machine, 4-steering transmission shaft, 5-transmission rod, 6-steering mechanism, 7-swing arm mechanism, 51-middle connecting rod, 52-first joint, 53-second joint, 61-first steering mechanism, 62-second steering mechanism, 63-steering rod, 64-connecting rod, 71-first swing arm mechanism, 72-second swing arm mechanism, 73-upper swing arm, 74-rotating shaft and 75-lower swing arm.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 3, the present invention relates to a synchronous steering transmission device for an automobile, which comprises a front wheel 1, a rear wheel 2, a steering gear 3, a steering transmission shaft 4, a transmission rod 5, two steering mechanisms 6 and two swing arm mechanisms 7, wherein the steering mechanisms 6 are a first steering mechanism 61 and a second steering mechanism 62 respectively, the swing arm mechanisms 7 are a first swing arm mechanism 71 and a second swing arm mechanism 72 respectively, each swing arm mechanism 7 comprises an upper swing arm 73, a rotating shaft 74 and a lower swing arm 75, one end of the steering transmission shaft 4 is connected with the steering gear 3 for transmission, the other end of the steering transmission shaft 4 is connected with the rotating shaft 74 of the first swing arm mechanism 71 for transmission, the upper swing arm 73 of the first swing arm mechanism 71 controls the front wheel 1 to steer through the first steering mechanism 61, the upper swing arm 73 of the second swing arm mechanism 72 controls the rear wheel 2 to steer through the second steering mechanism 62, the lower swing arm 75 of the first swing arm mechanism 71 and the lower swing arm 75 of the second swing arm mechanism 72 are connected through a transmission rod 5 to form synchronous steering, the steering mechanism 6 comprises a steering rod 63 and a connecting rod 64, one end of the steering rod 63 is fixedly connected with the front wheel 1 through a main pin, the other end of the steering rod 63 is fixedly connected with the connecting rod 64 through a ball pin, and the connecting rod 64 is hinged to the upper swing arm 73.
The transmission rod 5 comprises a middle connecting rod 51, a first joint 52 and a second joint 53, the first joint 52 is in threaded connection with the middle connecting rod 51, the second joint 53 is welded with the middle connecting rod 51, the middle connecting rod 51 is convenient to mount, and the length of the middle connecting rod 51 is accurately adjusted.
The two lower swing arms 75 are parallel to each other on the same plane, and a connecting line between the two rotating shafts 74, the transmission rod 5 and the two lower swing arms 75 form a parallelogram, so that the rotating angles of the front wheel 1 and the rear wheel 2 are equal, the rotating speeds are consistent, synchronous and same-speed steering is realized, the directions are opposite, the turning radius is small, the automobile has a common steering center in any state, the automobile tires are in a rolling state, friction is reduced, and energy consumption is less.
The two steering mechanisms 6 are symmetrically arranged along the axis connecting line of the front wheel 1 and the rear wheel 2, the gravity center is arranged to be distributed in a balanced manner from left to right, and the stability of the automobile is good.
During operation, the steering gear 3 drives the rotating shaft 74 through the steering transmission shaft 4, on one hand, the upper swing arm 73 of the first swing arm mechanism 71 is driven, and the steering of the front wheel 1 is realized through the connecting rod 64 and the steering rod 63 of the first steering mechanism 61, on the other hand, the synchronous motion of the second steering mechanism 62 and the first steering mechanism 61 is realized through the parallelogram mechanism, the rear wheel 2 and the front wheel 1 are synchronously steered, the steering angles are the same, and the directions are opposite.
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 modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.
Claims (5)
1. A synchronous steering transmission for a vehicle, the vehicle including front wheels, rear wheels and a steering engine, characterized in that: the transmission device comprises a steering transmission shaft, a transmission rod, two steering mechanisms and two swing arm mechanisms, wherein the steering mechanisms are respectively a first steering mechanism and a second steering mechanism, the swing arm mechanisms are respectively a first swing arm mechanism and a second swing arm mechanism, the swing arm mechanisms respectively comprise an upper swing arm, a rotating shaft and a lower swing arm,
the one end that turns to the transmission shaft is connected the transmission with the steering engine, the transmission is connected with the pivot of first swing arm mechanism to the other end that turns to the transmission shaft, the last swing arm of first swing arm mechanism turns to through first steering mechanism control front wheel, the last swing arm of second swing arm mechanism passes through the steering of second steering mechanism control rear wheel, the lower swing arm of first swing arm mechanism and the lower swing arm of second swing arm mechanism pass through the transfer line and connect the formation synchronous steering.
2. The synchrosteering transmission for an automobile of claim 1, wherein: the steering mechanism comprises a steering rod and a connecting rod, one end of the steering rod is fixedly connected with the front wheel through a main pin, the other end of the steering rod is fixedly connected with the connecting rod through a ball pin, and the connecting rod is hinged with the upper swing arm.
3. The synchrosteering transmission for an automobile of claim 1, wherein: the transmission rod comprises a middle connecting rod, a first joint and a second joint, the first joint is in threaded connection with the middle connecting rod, and the second joint is welded with the middle connecting rod.
4. The synchrosteering transmission for an automobile of claim 1, wherein: the two lower swing arms are parallel to each other on the same plane, and a connecting line between the two rotating shafts, the transmission rod and the two lower swing arms form a parallelogram.
5. The synchrosteering transmission for an automobile of claim 1, wherein: the two steering mechanisms are symmetrically arranged along the axis connecting line of the front wheel and the rear wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209463.3U CN210793317U (en) | 2019-07-30 | 2019-07-30 | Synchronous steering transmission device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209463.3U CN210793317U (en) | 2019-07-30 | 2019-07-30 | Synchronous steering transmission device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210793317U true CN210793317U (en) | 2020-06-19 |
Family
ID=71245617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921209463.3U Active CN210793317U (en) | 2019-07-30 | 2019-07-30 | Synchronous steering transmission device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210793317U (en) |
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2019
- 2019-07-30 CN CN201921209463.3U patent/CN210793317U/en active Active
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