CN212637644U - Automatic steering mechanism of vehicle and automobile comprising same - Google Patents
Automatic steering mechanism of vehicle and automobile comprising same Download PDFInfo
- Publication number
- CN212637644U CN212637644U CN202020890244.2U CN202020890244U CN212637644U CN 212637644 U CN212637644 U CN 212637644U CN 202020890244 U CN202020890244 U CN 202020890244U CN 212637644 U CN212637644 U CN 212637644U
- Authority
- CN
- China
- Prior art keywords
- vehicle
- switching
- steering mechanism
- worm wheel
- reversing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Power Steering Mechanism (AREA)
Abstract
The utility model discloses a vehicle automatic steering mechanism and car of constituteing thereof, vehicle automatic steering mechanism includes electric drive spare and switching-over transmission subassembly, switching-over transmission subassembly's power take off end is the tubular, and the steering spindle of vehicle is coaxial to be passed switching-over transmission subassembly's power take off end and rather than fixed connection, electric drive spare is installed on the switching-over transmission subassembly, and its drive end with the power input end transmission of switching-over transmission subassembly is connected, switching-over transmission subassembly is used for fixed mounting on the vehicle, electric drive spare is just reversing in order to drive the steering spindle is just reverse to rotate in order to realize the vehicle and turns. The steering mechanism is simple in structure, low in manufacturing cost and convenient to maintain, the electric driving part drives the steering shaft of the vehicle to rotate forward and backward through the reversing transmission assembly so as to achieve steering of the vehicle, and meanwhile, the electric driving part is switched to a manual driving state under the condition that the electric driving part is powered off.
Description
Technical Field
The utility model belongs to the technical field of autopilot, especially, relate to a vehicle automatic steering mechanism and car of constituteing thereof.
Background
Although current assisted driving, structured environment unmanned driving, clear application background, unmanned technology for related tasks have slowly matured, we are still faced with very difficult challenges for implementing fully autonomous unmanned technology. The intelligent automatic steering mechanism is the most critical part, most automobiles in the automobile industry do not have the intelligent automatic steering function, even though the automobiles with the technology are often very expensive, the hardware requirement on the automobiles is high, the intelligent automatic steering mechanism cannot be widely popularized to various automobiles, and the development of the intelligent automatic steering mechanism with low cost is imperative for promoting the development of the automatic driving technology.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the present invention is to provide an automatic steering mechanism for a vehicle, which has a simple structure, is convenient to maintain and has low cost.
In order to achieve the above purpose, the technical solution of the present invention is as follows: the utility model provides a vehicle automatic steering mechanism, includes electric drive spare and switching-over transmission subassembly, the power take off end of switching-over transmission subassembly is the tubular, and the steering spindle of vehicle is coaxial to be passed switching-over transmission subassembly's power take off end and rather than fixed connection, the electric drive spare is installed on the switching-over transmission subassembly, and its drive end with the power take off end transmission of switching-over transmission subassembly is connected, switching-over transmission subassembly is used fixed mounting on the vehicle, the electric drive spare is just reversing in order to drive the steering spindle is just reverse to rotate in order to realize the vehicle and turn.
The beneficial effects of the above technical scheme are that: the steering mechanism is simple in structure, low in manufacturing cost and convenient to maintain, the electric driving part drives the steering shaft of the vehicle to rotate forward and backward through the reversing transmission assembly so as to achieve steering of the vehicle, and meanwhile, the electric driving part is switched to a manual driving state under the condition that the electric driving part is powered off.
The reversing transmission assembly is arranged on the reversing transmission assembly, the power input end of the reversing transmission assembly is in transmission connection with the driving end of the electric driving piece, and the power output end of the reversing transmission assembly is in transmission connection with the power input end of the reversing transmission assembly.
The beneficial effects of the above technical scheme are that: so when making the manual driving state, electric driving piece and switching-over transmission assembly disconnection transmission are connected, so reduce the resistance of steering shaft under the manual driving state.
In the technical scheme, the clutch is an electromagnetic clutch.
The beneficial effects of the above technical scheme are that: the electric driving component is connected with the reversing transmission component in a transmission mode, and the reversing transmission component is connected with the electric driving component in a transmission mode.
In the technical scheme, the electric driving part is a servo braking motor.
The beneficial effects of the above technical scheme are that: therefore, the whole device can be flexibly steered, and the steering shaft can be protected from being static by braking when the vehicle is in straight line driving.
In the technical scheme, the reversing transmission assembly comprises a shell, a worm wheel and a worm, a worm wheel shaft is coaxially and fixedly mounted on an inner hole of the worm wheel, the worm wheel shaft is a tubular shaft, two ends of the worm wheel shaft penetrate through the shell and are rotatably connected with the shell, the worm is rotatably mounted in the shell and is meshed with the worm wheel, the steering shaft coaxially penetrates through the worm wheel shaft and is fixedly connected with the worm wheel shaft, one end of the worm penetrates out of the shell to form a power input end of the reversing transmission assembly, and the worm wheel shaft forms a power output end of the reversing transmission assembly.
The beneficial effects of the above technical scheme are that: the structure is simple, so that an included angle is formed between the power input end and the power output end of the reversing transmission assembly, and the installation of the electric driving piece is facilitated.
In the technical scheme, the worm wheel shaft and the steering shaft are integrally formed.
The beneficial effects of the above technical scheme are that: the structure is simple, and the stability is good.
The second objective of the present invention is to provide an automobile comprising the above automatic steering mechanism.
The beneficial effects of the above technical scheme are that: the steering is flexible, and automatic driving and manual driving can be switched.
Drawings
Fig. 1 is a schematic structural diagram of an automatic steering mechanism of a vehicle according to embodiment 1 of the present invention;
fig. 2 is an exploded view of the automatic steering mechanism for a vehicle according to embodiment 1 of the present invention.
In the figure: 1 electric drive, 2 reversing transmission components, 21 shell, 22 worm wheel, 221 worm wheel shaft, 23 worm, 3 steering shaft and 4 clutches.
Detailed Description
The principles and features of the present invention are described below in conjunction with the drawings and the embodiments, which are set forth for the purpose of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1 and fig. 2, this embodiment provides an automatic steering mechanism for a vehicle, which includes an electric driving member 1 and a reversing transmission assembly 2, a power output end of the reversing transmission assembly 2 is tubular, a steering shaft 3 of the vehicle coaxially penetrates through the power output end of the reversing transmission assembly 2 and is fixedly connected to the power output end, the electric driving member 1 is installed on the reversing transmission assembly 2, and a driving end of the electric driving member is in transmission connection with the power input end of the reversing transmission assembly 2, the reversing transmission assembly 2 is used for being fixedly installed on the vehicle, and the electric driving member 1 rotates forward and backward to drive the steering shaft 3 to rotate forward and backward to turn the vehicle. The steering mechanism is simple in structure, low in manufacturing cost and convenient to maintain, the electric driving part drives the steering shaft of the vehicle to rotate forward and backward through the reversing transmission assembly so as to achieve steering of the vehicle, and meanwhile, the electric driving part is switched to a manual driving state under the condition that the electric driving part is powered off.
Still include clutch 4 among the above-mentioned technical scheme, clutch 4 installs on reverse drive subassembly 2, its power input end with the drive end transmission of electric drive piece 1 is connected, its power output end with reverse drive subassembly 2's power input end transmission is connected. So when making the manual driving state, electric driving piece and switching-over transmission assembly disconnection transmission are connected, so reduce the resistance of steering shaft under the manual driving state.
In the above technical scheme, the clutch 4 is an electromagnetic clutch. The electric driving component is connected with the reversing transmission component in a transmission mode, and the reversing transmission component is connected with the electric driving component in a transmission mode. The electromagnetic clutch belongs to the prior art, and is not described herein in detail.
In the above technical scheme, the electric driving part 1 is a servo brake motor, and a driving shaft of the electric driving part forms a power output end of the electric driving part. Therefore, the whole device can be flexibly steered, and the steering shaft can be protected from being static by braking when the vehicle is in straight line driving.
In the above technical scheme, the reversing transmission assembly 2 includes a housing 21, a worm wheel 22 and a worm 23, a worm wheel shaft 221 is coaxially and fixedly mounted on an inner hole of the worm wheel 22, the worm wheel shaft 221 is a tubular shaft, two ends of the worm wheel shaft 221 penetrate through the housing 21 and are rotatably connected with the housing 21, the worm 23 is rotatably mounted in the housing 21 and is meshed with the worm wheel 22, the steering shaft 3 coaxially penetrates through the worm wheel shaft 221 and is coaxially and fixedly connected with the worm wheel shaft 221, one end of the worm 23 penetrates out of the housing 21 and forms a power input end of the reversing transmission assembly 2, and the worm wheel shaft 221 forms a power output end of the reversing transmission assembly 2, so that an included angle is formed between the power input end and the power output end of the reversing transmission assembly, thereby facilitating the mounting of an electric driving part.
In the above technical solution, the worm wheel shaft 221 and the steering shaft 3 are integrally formed.
Example 2
This embodiment provides an automobile including the automatic vehicle steering mechanism according to embodiment 1, which is flexible in steering and can switch between automatic driving and manual driving.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides a vehicle automatic steering mechanism, its characterized in that includes electric drive spare (1) and switching-over transmission subassembly (2), the power take off end of switching-over transmission subassembly (2) is the tubular, and steering spindle (3) of vehicle are coaxial to be passed the power take off end of switching-over transmission subassembly (2) and rather than fixed connection, electric drive spare (1) is installed on switching-over transmission subassembly (2), and its drive end with the power input end transmission of switching-over transmission subassembly (2) is connected, switching-over transmission subassembly (2) are used for fixed mounting on the vehicle, electric drive spare (1) is just reversing in order to drive steering spindle (3) is just reversing rotation in order to realize the vehicle and turns.
2. The automatic vehicle steering mechanism according to claim 1, further comprising a clutch (4), wherein the clutch (4) is mounted on the reversing transmission assembly (2), a power input end of the clutch is in transmission connection with a driving end of the electric driving member (1), and a power output end of the clutch is in transmission connection with a power input end of the reversing transmission assembly (2).
3. The vehicle automatic steering mechanism according to claim 2, characterized in that the clutch (4) is an electromagnetic clutch.
4. The automatic vehicle steering mechanism according to any one of claims 1 to 3, characterized in that the electric drive (1) is a service brake motor.
5. The vehicle automatic steering mechanism according to claim 4, characterized in that the reversing gear assembly (2) comprises a housing (21), a worm wheel (22) and a worm (23), a worm wheel shaft (221) is coaxially and fixedly installed on an inner hole of the worm wheel (22), the worm wheel shaft (221) is a tubular shaft, two ends of the worm wheel shaft (221) penetrate through the shell (21), and is rotationally connected with the shell (21), the worm (23) is rotationally arranged in the shell (21), and is meshed with the worm wheel (22), the steering shaft (3) coaxially penetrates through the worm wheel shaft (221), and are fixedly connected with each other, one end of the worm (23) penetrates out of the shell (21), and the worm wheel shaft (221) forms a power output end of the reversing transmission assembly (2).
6. The vehicle automatic steering mechanism according to claim 5, characterized in that the worm-gear shaft (221) is integrally formed with the steering shaft (3).
7. An automobile comprising an automatic steering mechanism for a vehicle according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020890244.2U CN212637644U (en) | 2020-05-25 | 2020-05-25 | Automatic steering mechanism of vehicle and automobile comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020890244.2U CN212637644U (en) | 2020-05-25 | 2020-05-25 | Automatic steering mechanism of vehicle and automobile comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212637644U true CN212637644U (en) | 2021-03-02 |
Family
ID=74797281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020890244.2U Active CN212637644U (en) | 2020-05-25 | 2020-05-25 | Automatic steering mechanism of vehicle and automobile comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212637644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023092588A1 (en) * | 2021-11-29 | 2023-06-01 | 舍弗勒技术股份两合公司 | Wheel module, vehicle chassis, and control method for wheel module |
-
2020
- 2020-05-25 CN CN202020890244.2U patent/CN212637644U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023092588A1 (en) * | 2021-11-29 | 2023-06-01 | 舍弗勒技术股份两合公司 | Wheel module, vehicle chassis, and control method for wheel module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4773497A (en) | Floating ball-nut for an electric assist steering system | |
| US20070227850A1 (en) | Four-wheel drive center disconnect electric actuator | |
| CN105501293A (en) | Electric hydraulic steering device for commercial vehicle | |
| CN111114620B (en) | Steering power cut-off device, disconnectable steering transmission system and vehicle | |
| CN209870491U (en) | Electrohydraulic steering gear with redundant motor for advanced automatic driving tool | |
| CN212637644U (en) | Automatic steering mechanism of vehicle and automobile comprising same | |
| CN113895510B (en) | Steering gear assembly and steering system | |
| CN205675100U (en) | A kind of electric power-assisted steering apparatus with active steering function | |
| WO2020095705A1 (en) | Steering apparatus | |
| CN210707598U (en) | Automatic steering mechanism of automobile and unmanned automobile comprising same | |
| JP4228899B2 (en) | Steering force transmission device for vehicle | |
| WO2015039611A1 (en) | Coaxial motor variable torque differential assembly | |
| US5671637A (en) | Servo-assisted rack-and-pinion system | |
| US20240034392A1 (en) | Vehicle steering apparatus | |
| CN211252756U (en) | Active steering auxiliary device for automobile steering wheel | |
| CN201580430U (en) | Rear wheel steering actuating mechanism of electric control and electric four-wheeled steering device of electric vehicle | |
| CN2663276Y (en) | Electric vehicle for children | |
| CN112590970A (en) | Small-size automated guided vehicle structure | |
| CN217864332U (en) | Rotation limiting device of wire-controlled steering column | |
| JP2011033076A (en) | Wiper motor | |
| CN114987598B (en) | Multifunctional intelligent control steering wheel | |
| JP3676720B2 (en) | Cable-type steering device | |
| CN219172187U (en) | Vehicle driving system and vehicle | |
| CN212950807U (en) | Compensating mechanism of power-assisted steering system, power-assisted steering system and automobile | |
| CN204674495U (en) | A kind of driver train of vehicle-carrying display screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |