CN209956055U - Steering system and vehicle - Google Patents
Steering system and vehicle Download PDFInfo
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- CN209956055U CN209956055U CN201920847928.1U CN201920847928U CN209956055U CN 209956055 U CN209956055 U CN 209956055U CN 201920847928 U CN201920847928 U CN 201920847928U CN 209956055 U CN209956055 U CN 209956055U
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- 230000007246 mechanism Effects 0.000 claims abstract description 58
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Abstract
The utility model provides a steering system and vehicle relates to vehicle technical field, can effectively avoid the automobile body front longitudinal to dig the hole to stability and security when improving the vehicle collision. The utility model discloses a main technical scheme does: a steering system, comprising: the first shaft section is connected to a steering wheel through a steering column; the transmission mechanism comprises a power input part and a power output part which are eccentrically arranged, and the power input part is connected with the first shaft section and coaxially arranged; and the second shaft section is used for being arranged on one side of the front longitudinal beam of the automobile body, which is far away from the envelope of the tire, and an offset area of the second shaft section relative to the first shaft section forms an avoiding space which is used for arranging the front longitudinal beam of the automobile body. The steering system is mainly used in a steering mechanism in an SUV vehicle.
Description
Technical Field
The utility model relates to the technical field of vehicles, especially, relate to a steering system and vehicle.
Background
With the pursuit of people for the driving and riding comfort of vehicles, the SUV vehicle type is more and more favored.
At present, the position of a driver in an SUV vehicle is arranged outwards relative to the position of the driver in a common car, a steering wheel and a steering column which are over against the position of the driver are arranged outwards, and the size of a tire is large, so that a front longitudinal beam of a vehicle body is dug to avoid a steering transmission shaft connected with the steering column and avoid tire enveloping.
However, the above-described method of digging a pit in the front side frame of the vehicle body causes the front side frame of the vehicle body to be weakened in strength, and is liable to be unstable when the vehicle collides, thereby deteriorating the safety of the vehicle.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a steering system and vehicle can effectively avoid the automobile body front longitudinal to dig the hole to stability and security when improving the vehicle collision.
In order to achieve the above object, the utility model mainly provides the following technical scheme:
on the one hand, the embodiment of the utility model provides a steering system, include:
a first shaft section connected to a steering wheel through a steering column;
the transmission mechanism comprises a power input part and a power output part which are eccentrically arranged, and the power input part is connected with the first shaft section and coaxially arranged; and
the power output part of the transmission mechanism is connected with the second shaft section and coaxially arranged, the second shaft section is arranged on one side, far away from the tire envelope, of the front longitudinal beam of the automobile body, an avoiding space is formed in the second shaft section relative to the offset area of the first shaft section, and the avoiding space is used for arranging the front longitudinal beam of the automobile body.
Specifically, the power input member and the power output member are arranged in a radial direction of the first shaft section; the transmission mechanism is a gear transmission mechanism, a belt transmission mechanism or a chain transmission mechanism.
Specifically, the transmission mechanism is a helical gear transmission mechanism, and the power input part and the power output part are helical gears meshed with each other.
Specifically, the first shaft section and the power input part are of an integral structure, and the second shaft section and the power output part are of an integral structure.
Specifically, a shell is arranged around the transmission mechanism, and the first shaft section and the second shaft section penetrate into the shell respectively;
the shell is used for sealing and wrapping the transmission mechanism.
On the other hand, the embodiment of the utility model provides a vehicle, including tire envelope and automobile body front longitudinal, still include: the steering system described above;
the second shaft section of the steering system is arranged on one side, far away from the tire envelope, of the front vehicle body longitudinal beam, and the front vehicle body longitudinal beam is arranged in the avoidance space formed by offsetting the second shaft section relative to the first shaft section.
In particular, the transmission is arranged in a cab instrument panel of the vehicle.
Specifically, a shell is arranged around the transmission mechanism, and the shell is fixedly connected in the cab instrument panel through a support; the cab instrument board is internally provided with an instrument board beam, and the support is fixedly connected to the instrument board beam.
Specifically, the number of the supports is three, and the three supports are arranged in a triangular space.
Specifically, a shell is arranged around the transmission mechanism, and the shell is fixedly connected to a wall surface of the vehicle body firewall facing the inside of the cab instrument panel.
The embodiment of the utility model provides a steering system and vehicle, steering system's first shaft section passes through drive mechanism with the second shaft section and is connected, wherein, drive mechanism's power input spare and power output spare biasing non-coaxial, and power input spare and first shaft section coaxial, power output spare and second shaft section coaxial, then along the axial direction of first shaft section and lie in the side of second shaft section and form and dodge the space, be used for making automobile body front longitudinal beam place in dodging the space, tire envelope and second shaft section can not take place the interference with automobile body front longitudinal beam, compare among the prior art in order to avoid steering transmission shaft and automobile body front longitudinal beam to take place the interference and dig automobile body front longitudinal beam, the embodiment of the utility model ensures the sufficient arrangement space of automobile body front longitudinal beam through making first shaft section and second shaft section stagger in order to form and dodge the space, increases the possibility of chooseing for use tire, and the front longitudinal beam of the vehicle body is not required to be dug, so that the integrity of the front longitudinal beam of the vehicle body is ensured, the strength of the front longitudinal beam of the vehicle body is ensured, and the stability and the safety of the vehicle in collision are improved. The arrangement problem of the steering system in the SUV vehicle and the vehicle with the vehicle body wider than the SUV is effectively solved.
Drawings
Fig. 1 is a schematic structural diagram of a steering system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention;
fig. 3 is a schematic view of a steering system installed in an instrument panel of a cab according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another steering system according to an embodiment of the present invention.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, an embodiment of the present invention provides a steering system, including: a first shaft section 11 and a second shaft section 12, the first shaft section 11 being connected to the steering wheel 3 by means of the steering column 2; the transmission mechanism 13 comprises a power input part 131 and a power output part 132 which are eccentrically arranged, and the power input part 131 is connected with the first shaft section 11 and is coaxially arranged; the power take-off 132 of the transmission mechanism 13 is connected to and coaxially arranged with the second shaft section 12, the second shaft section 12 is configured to be arranged on a side of the front vehicle body longitudinal beam 4 away from the tire envelope 5, an offset area of the second shaft section 12 relative to the first shaft section 11 forms an avoidance space 14, and the avoidance space 14 is configured to be arranged on the front vehicle body longitudinal beam 4.
Wherein, a first shaft section 11 of a steering system is used for being connected with one end of a steering column 2, the other end of the steering column 2 is connected with a steering wheel 3, when the steering wheel 3 is rotated, the steering wheel 3 drives the steering column 2 to rotate, the steering column 2 drives a first shaft section 11 to rotate, and the first shaft section 11 drives a second shaft section 12 to rotate through a transmission mechanism 13. It should be noted that the parts and the connection mode of the end of the second shaft section 12 far from the transmission mechanism 13 are the same as those of the prior art, and the description thereof is omitted here. The first shaft section 11 and the steering column 2 can be connected through a universal joint, so that the matching connection between the first shaft section 11 and the steering column 2 and the force transmission are facilitated.
The transmission mechanism 13 may be a gear transmission mechanism or a belt transmission mechanism or a chain transmission mechanism, and the power input member 131 and the power output member 132 may be gears or pulleys or sprockets. The transmission ratio can adopt 1: 1 so that no changes need to be made to existing other design data relating to steering. The transmission mechanism 13 functions to make the second shaft section 12 be arranged in a staggered manner in the axial direction relative to the first shaft section 11, and ensure that the first shaft section 11 drives the second shaft section 12 to rotate.
The second shaft section 12 and the first shaft section 11 are staggered through the transmission mechanism 13, an avoidance space 14 can be formed beside the second shaft section 12, the avoidance space 14 is located in the axial direction of the first shaft section 11, the avoidance space 14 is used for arranging the front longitudinal beam 4 of the vehicle body, the second shaft section 12 cannot interfere with the front longitudinal beam 4 of the vehicle body, the tire envelope 5 is located on one side, away from the second shaft section 12, of the front longitudinal beam 4 of the vehicle body, due to the fact that the avoidance space 14 is designed, the front longitudinal beam 4 of the vehicle body is arranged in the avoidance space 14, the tire envelope 5 cannot interfere with the front longitudinal beam 4 of the vehicle body, the avoidance space 14 enables the selection range of the tire size to be large, and the possibility of selecting large-size tires is.
It should be noted that the utility model discloses a steering system is all suitable for left rudder motorcycle type and right rudder motorcycle type.
In the steering system provided by the embodiment of the present invention, the first shaft section 11 is connected to the second shaft section 12 through the transmission mechanism 13, wherein the power input member 131 of the transmission mechanism is non-coaxial with the power output member 132 in a biased manner, and the power input member 131 is coaxial with the first shaft section 11, and the power output member 132 is coaxial with the second shaft section 12, so as to form the avoiding space 14 along the axial direction of the first shaft section 11 and beside the second shaft section 12, so as to place the front longitudinal beam 4 of the vehicle body in the avoiding space 14, and the tire envelope 5 and the second shaft section 12 will not interfere with the front longitudinal beam 4 of the vehicle body, compared with the prior art in which the front longitudinal beam 4 of the vehicle body is dug to avoid the interference of the steering transmission shaft and the front longitudinal beam 4 of the vehicle body, the embodiment of the present invention ensures the sufficient arrangement space of the front longitudinal beam 4 of the vehicle body by staggering the first shaft section 11 and the, the possibility of selecting large-size tires is increased, no pit needs to be dug on the front longitudinal beam 4 of the vehicle body, and the integrity of the front longitudinal beam 4 of the vehicle body is guaranteed, so that the strength of the front longitudinal beam 4 of the vehicle body is guaranteed, and the stability and the safety of the vehicle in collision are improved. The arrangement problem of the steering system in the SUV vehicle and the vehicle with the vehicle body wider than the SUV is effectively solved.
Specifically, the power input element 131 and the power output element 132 are arranged along the radial direction of the first shaft segment 11, so that the first shaft segment 11 and the second shaft segment 12 are staggered from each other and located on a non-coaxial line, and the axial directions of the first shaft segment 11 and the second shaft segment 12 can be parallel to each other, thereby facilitating analysis and calculation of force transmission, facilitating calculation optimization of transmission efficiency in a later period, and the like.
Specifically, the transmission mechanism 13 is a helical gear transmission mechanism, and the power input member 131 and the power output member 132 are helical gears that mesh with each other. The bevel gear transmission mechanism is stable in transmission and high in bearing capacity. Compared with belt transmission and chain transmission, the precision is high.
Specifically, the first shaft segment 11 and the power input member 131 are integrally formed, and the second shaft segment 12 and the power output member 132 are integrally formed. The first shaft segment 11 and the power input member 131 may be welded into a whole, or the first shaft segment 11 and the power input member 131 may be cast into a whole blank structure and then finish-machined; the second shaft section 12 and the pto 132 may also be integrally formed as described above. The integrated structure can better ensure firm connection and avoid the problems of processing, assembly deviation and the like, thereby better ensuring the transmission efficiency.
Specifically, a shell 15 is surrounded around the transmission mechanism 13, and the first shaft section 11 and the second shaft section 12 respectively penetrate into the shell 15 and are rotatably connected with the shell 15; the housing 15 encloses the gear mechanism 13 in a sealed manner. Wherein, casing 15 can play the guard action to drive mechanism 13, and casing 15 plays the connection support effect to steering system, guarantees stable transmission effect. The shell 15 is used for sealing and wrapping the transmission mechanism 13, and lubricating liquid and the like can be arranged in the shell 15 so as to ensure the smooth operation of the transmission mechanism 13.
As shown in fig. 4, in order to ensure the reliability of normal driving of the vehicle and avoid the transmission failure of the transmission mechanism 13, the following design can be performed: the first shaft section 11 and the second shaft section 12 are respectively connected with a rotation angle sensor 81, and the two rotation angle sensors 81 are respectively connected with a controller, wherein the controller can be an Electronic Control Unit (ECU) in the vehicle; the controller can detect whether the first shaft segment 11 and the second shaft segment 12 are simultaneously rotated by receiving signals from the two rotation angle sensors 81. One section of the second shaft section 12 extends out of the power take-off 132, the motor 82 is disposed at a position opposite to the extended end of the second shaft section 12, the motor shaft is connected to the second shaft section 12 through the electromagnetic clutch 83, and the motor 82 and the electromagnetic clutch 83 are connected to the controller, respectively.
When the controller receives signals of the two rotation angle sensors 81 to indicate that the first shaft section 11 and the second shaft section 12 rotate simultaneously, the motor 82 is in a non-operating state, the electromagnetic clutch 83 is separated, and at the moment, the motor 82 and the second shaft section 12 are in a separated state; when the controller receives only one signal of the rotation angle sensor 81 to indicate that the transmission mechanism 13 fails to perform transmission, the controller controls the motor 82 and the electromagnetic clutch 83 to work, the electromagnetic clutch 83 is combined, at this time, the motor 82 drives the second shaft section 12 to rotate through the electromagnetic clutch 83, and the controller controls the rotation speed of the motor 82 according to the received signal of the rotation angle sensor 81. The design scheme can further ensure the normal driving of the vehicle.
As shown in fig. 1, 2 and 4, an embodiment of the present invention provides a vehicle, including a tire envelope 5 and a front side member 4, and further including the steering system; a second shaft section 12 of the steering system is arranged on one side, far away from the tire envelope 5, of the front vehicle body longitudinal beam 4, and the front vehicle body longitudinal beam 4 is arranged in an avoidance space 14 formed by offsetting the second shaft section 12 relative to the first shaft section 11.
The specific structure of the steering system and the principle of avoiding digging a pit on the front side member 4 of the vehicle body are the same as those of the above-described embodiments, and are not described herein again.
Specifically, as shown in fig. 3, the transmission mechanism 13 is provided in the dashboard of the cab of the vehicle. The driver's cab instrument board can have a more sufficient space for arranging the transmission mechanism 13, and the transmission mechanism 13 is not exposed in the driver's cab instrument board, so that the beauty in the vehicle is not influenced.
Specifically, a shell 15 is arranged around the transmission mechanism 13, and the shell 15 is fixedly connected in the instrument panel of the cab through a bracket 6; the cab instrument panel is internally provided with an instrument panel cross beam 7, and the bracket 6 is fixedly connected with the instrument panel cross beam 7. Wherein, first shaft segment 11 and second shaft segment 12 penetrate respectively in casing 15, and rotate with casing 15 and be connected, and casing 15 plays the connection support effect to steering system, guarantees stable transmission effect. The housing 15 is fixed on the instrument panel cross beam 7 through the bracket 6, the bracket 6 and the housing 15 can be fixedly connected through bolts, and the bracket 6 and the instrument panel cross beam 7 can be connected through welding or threads. Wherein, the bracket 6 and the shell 15 are fixedly connected through bolts, so that the disassembly, the assembly and the maintenance are convenient, and the like.
Specifically, the number of the brackets 6 is three, and the three brackets 6 are arranged in a triangular space. The triangular space arrangement can better ensure the stability and reliability of the bracket 6 fixedly connected with the shell 15.
Alternatively, the housing 15 may be fixed to the dash cross member 7, or may be fixed to a wall surface of the vehicle body firewall facing the inside of the cab dash, and the housing 15 may be fixed to the vehicle body firewall by bolts.
The embodiment of the utility model provides a vehicle, in its a steering system, a first shaft section 11 and a second shaft section 12 of a steering system are connected through a drive mechanism 13, wherein, a power input part 131 and a power output part 132 of drive mechanism are non-coaxial in a biasing way, and the power input part 131 is coaxial with the first shaft section 11, and the power output part 132 is coaxial with the second shaft section 12, then along the axial direction of the first shaft section 11 and lie in the side of the second shaft section 12 to form an avoiding space 14, for making the automobile body front longitudinal beam 4 place in the avoiding space 14, tire envelope 5 and second shaft section 12 can not interfere with the automobile body front longitudinal beam 4, compare in the prior art to avoid the steering transmission shaft to interfere with the automobile body front longitudinal beam 4 and dig the automobile body front longitudinal beam 4, the embodiment of the utility model ensures the sufficient arrangement space of the automobile body front longitudinal beam 4 by staggering the first shaft section 11 and the second shaft section 12 to form the avoiding space 14, the possibility of selecting large-size tires is increased, no pit needs to be dug on the front longitudinal beam 4 of the vehicle body, and the integrity of the front longitudinal beam 4 of the vehicle body is guaranteed, so that the strength of the front longitudinal beam 4 of the vehicle body is guaranteed, and the stability and the safety of the vehicle in collision are improved. The arrangement problem of the steering system in the SUV vehicle and the vehicle with the vehicle body wider than the SUV is effectively solved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. A steering system, comprising:
a first shaft section connected to a steering wheel through a steering column;
the transmission mechanism comprises a power input part and a power output part which are eccentrically arranged, and the power input part is connected with the first shaft section and coaxially arranged; and
the power output part of the transmission mechanism is connected with the second shaft section and coaxially arranged, the second shaft section is arranged on one side, far away from the tire envelope, of the front longitudinal beam of the automobile body, an avoiding space is formed in the second shaft section relative to the offset area of the first shaft section, and the avoiding space is used for arranging the front longitudinal beam of the automobile body.
2. The steering system of claim 1,
the power input part and the power output part are arranged along the radial direction of the first shaft section; the transmission mechanism is a gear transmission mechanism, a belt transmission mechanism or a chain transmission mechanism.
3. The steering system of claim 2,
the transmission mechanism is a bevel gear transmission mechanism, and the power input part and the power output part are mutually meshed bevel gears.
4. The steering system of claim 3,
the first shaft section and the power input part are of an integrated structure, and the second shaft section and the power output part are of an integrated structure.
5. The steering system according to any one of claims 1 to 4,
a shell is arranged around the transmission mechanism in a surrounding manner, and the first shaft section and the second shaft section respectively penetrate into the shell;
the shell is used for sealing and wrapping the transmission mechanism.
6. A vehicle, includes tire envelope and automobile body front longitudinal, its characterized in that still includes: a steering system as claimed in any one of claims 1 to 5;
the second shaft section of the steering system is arranged on one side, far away from the tire envelope, of the front vehicle body longitudinal beam, and the front vehicle body longitudinal beam is arranged in the avoidance space formed by offsetting the second shaft section relative to the first shaft section.
7. The vehicle of claim 6,
the transmission mechanism is disposed within a cab instrument panel of the vehicle.
8. The vehicle of claim 7,
a shell is arranged around the transmission mechanism and fixedly connected in the cab instrument panel through a support; the cab instrument board is internally provided with an instrument board beam, and the support is fixedly connected to the instrument board beam.
9. The vehicle of claim 8,
the number of the supports is three, and the three supports are arranged in a triangular space.
10. The vehicle of claim 7,
a shell is arranged around the transmission mechanism, and the shell is fixedly connected to a wall surface of the vehicle body firewall facing the inside of the cab instrument panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920847928.1U CN209956055U (en) | 2019-06-05 | 2019-06-05 | Steering system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920847928.1U CN209956055U (en) | 2019-06-05 | 2019-06-05 | Steering system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209956055U true CN209956055U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920847928.1U Active CN209956055U (en) | 2019-06-05 | 2019-06-05 | Steering system and vehicle |
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| Country | Link |
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| CN (1) | CN209956055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112124409A (en) * | 2020-09-23 | 2020-12-25 | 刘应华 | Anti-deviation transmission device for offset collision steering wheel |
| CN115503809A (en) * | 2022-10-26 | 2022-12-23 | 郑州日产汽车有限公司 | Disconnected type non-coaxial steering column |
-
2019
- 2019-06-05 CN CN201920847928.1U patent/CN209956055U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112124409A (en) * | 2020-09-23 | 2020-12-25 | 刘应华 | Anti-deviation transmission device for offset collision steering wheel |
| CN112124409B (en) * | 2020-09-23 | 2021-09-14 | 邱玲玲 | Anti-deviation transmission device for offset collision steering wheel |
| CN115503809A (en) * | 2022-10-26 | 2022-12-23 | 郑州日产汽车有限公司 | Disconnected type non-coaxial steering column |
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