CN114715258B - Intelligent folding steering control mechanism - Google Patents
Intelligent folding steering control mechanism Download PDFInfo
- Publication number
- CN114715258B CN114715258B CN202110007872.0A CN202110007872A CN114715258B CN 114715258 B CN114715258 B CN 114715258B CN 202110007872 A CN202110007872 A CN 202110007872A CN 114715258 B CN114715258 B CN 114715258B
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- Prior art keywords
- guide rail
- steering system
- digital
- steering
- intelligent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/181—Steering columns yieldable or adjustable, e.g. tiltable with power actuated adjustment, e.g. with position memory
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/183—Steering columns yieldable or adjustable, e.g. tiltable adjustable between in-use and out-of-use positions, e.g. to improve access
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/184—Mechanisms for locking columns at selected positions
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
Abstract
The invention discloses an intelligent folding steering control mechanism which comprises a steering wheel, a digital steering system, an angle adjusting unit, a height adjusting assembly and a telescopic assembly, wherein the steering wheel is arranged on the digital steering system, the height adjusting assembly comprises a guide rail, a lifting drive and a connecting rod, the lifting drive is arranged on the back of the guide rail, the digital steering system is arranged at the drive end of the lifting drive, one end of the connecting rod is hinged with the digital steering system, the other end of the connecting rod is arranged on the guide rail in a sliding manner, the guide rail is arranged in an inclined manner and is arranged below a central control platform, the angle adjusting mechanism is used for driving the digital steering system to rotate relative to the guide rail, and the telescopic assembly is used for driving the guide rail to contract towards the head of a vehicle. The invention can realize that the steering wheel is automatically folded and hidden when the vehicle enters the unmanned driving mode, and the steering wheel is restored to the original position and operated by the driver in the manual mode without developing a complex folding steering wheel mechanism, so that the existing steering wheel can be used, and the development difficulty is reduced.
Description
Technical Field
The invention relates to the technical field of vehicle chassis steering systems, in particular to an intelligent folding steering control mechanism.
Background
At present, vehicles are developing towards intellectualization, unmanned technology can realize that all parts of functions of vehicles are guaranteed through drive-by-wire technology, traditional mechanical connecting devices are cancelled, and more possibilities are provided for vehicle arrangement through reducing mechanical connecting mechanisms. The steering system is taken as a main system of a vehicle, a steering wheel of the steering system is taken as an important component of vehicle steering control, great breakthrough is made in the field of unmanned driving nowadays, and the banning of the steering wheel is an unavoidable trend. The existing hiding technology of the vehicle steering control mechanism mostly stays in the imagination stage and does not show a specific design.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an intelligent folding steering control mechanism which can realize automatic folding and hiding of a steering wheel under the condition that a vehicle enters an unmanned driving mode and restore the original position of the steering wheel under a manual mode.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides an intelligent folding steering control mechanism, includes steering wheel, digital steering system, angle adjusting unit, altitude mixture control subassembly and flexible subassembly, the steering wheel is located on the digital steering system, altitude mixture control subassembly includes guide rail, lift drive and connecting rod, the back of guide rail is located to the lift drive, the drive end of lift drive is located to digital steering system, connecting rod one end is articulated with digital steering system, and the other end slides and locates on the guide rail, the below of well accuse platform is just located in the guide rail slope setting, angle adjusting unit is used for driving the relative guide rail rotation of digital steering system, flexible subassembly is used for driving the guide rail to the shrink of locomotive direction so that steering wheel and digital steering system hide in well accuse platform below.
As a further improvement of the technical scheme, the driving end of the lifting drive is provided with two clamping plates which are clamped on the digital steering system.
As a further improvement of the above technical solution, the number of the connecting rods is two, and the number of the guide rails is two; the connecting rod is connected with the digital steering system through a rotating shaft, and the clamping plates are sleeved on the corresponding rotating shaft.
As a further improvement of the technical scheme, the guide rail is provided with a slide block, and the connecting rod is connected with the slide block.
As a further improvement of the above technical solution, the angle adjusting unit is a servo motor disposed in the digital steering system, and the servo motor drives the digital steering system to rotate along the rotating shaft relative to the guide rail.
As a further improvement of the technical scheme, the lifting drive comprises a lifting cylinder, a cylinder body of the lifting cylinder is connected with the guide rail, and a piston rod of the lifting cylinder is connected with the two clamping plates.
As a further improvement of the technical scheme, the telescopic assembly comprises an electric telescopic rod, the fixed end of the electric telescopic rod is fixed below the center console, and the telescopic end is connected with the guide rail or the lifting drive.
As a further improvement of the technical scheme, the telescopic assembly further comprises two guide rods, and the two guide rods are respectively arranged on two sides of the electric telescopic rod.
As a further improvement of the technical scheme, an angle detection sensor is arranged in the digital steering system.
As a further improvement of the technical scheme, a torque sensor and a hysteresis damper are arranged in the digital steering system.
Compared with the prior art, the invention has the advantages that:
the invention provides an automatic folding scheme of a steering control mechanism, which can realize automatic folding and hiding of a steering wheel when a vehicle enters an unmanned driving mode, and can realize operation of a driver when the steering wheel is restored to the original position in a manual mode. Only through angle adjusting unit, altitude mixture control subassembly and flexible subassembly to realize digital steering system's rotation, go up and down and stretch out and draw back, realize turning to hiding and the expansion of assembly, need not to develop complicated folding steering wheel mechanism, can use current steering wheel, reduce the development degree of difficulty.
Drawings
FIG. 1 is a schematic structural diagram of the unfolding state of the intelligent folding steering mechanism.
Fig. 2 is a schematic structural diagram of a digital steering system descending state of the intelligent folding steering mechanism of the invention.
Fig. 3 is a schematic structural diagram of the digital steering system of the intelligent folding steering mechanism of the invention rotating to the vertical state.
FIG. 4 is a schematic diagram of the hidden state of the digital steering system of the intelligent folding steering mechanism of the present invention.
Fig. 5 is a schematic view of the positional relationship between the digital steering system, the height adjustment assembly and the telescoping assembly of the present invention.
Fig. 6 is a schematic view of the position of the elevating drive in the present invention.
Fig. 7 is a schematic view of the construction of the telescopic assembly of the present invention.
The reference numerals in the figures denote:
1. a steering wheel; 2. a digital steering system; 3. a height adjustment assembly; 31. a guide rail; 311. a slider; 32. a connecting rod; 33. a splint; 34. a rotating shaft; 35. a lifting cylinder; 4. a telescoping assembly; 41. an electric telescopic rod; 42. a guide rod; 5. and (4) a center console.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples of the specification.
As shown in fig. 1 to 7, the intelligent folding steering control mechanism of this embodiment, including steering wheel 1, digital steering system 2, the angle adjusting unit, height adjusting assembly 3 and flexible subassembly 4, steering wheel 1 is located on digital steering system 2, height adjusting assembly 3 includes guide rail 31, lift drive and connecting rod 32, lift drive locates the back of guide rail 31, lift drive's drive end is located to digital steering system 2, connecting rod 32 one end is articulated with digital steering system 2, the other end is slided and is located on guide rail 31, guide rail 31 inclines to set up, be certain contained angle with vertical direction, the below of well accuse platform 5 is located to guide rail 31. The angle adjusting unit is used for driving the digital steering system 2 to rotate relative to the guide rail 31, and the telescopic assembly 4 is used for driving the guide rail 31 to contract towards the direction of the vehicle head so as to enable the steering wheel 1 and the digital steering system 2 to be hidden below the center console 5.
The hiding process is as follows: fig. 1 shows the steering assembly in an unfolded state, i.e. a manual driving state, and a first step is to start a lifting drive, which drives the digital steering system 2 to move downwards along the guide rail 31 until the steering wheel 1 is located below the center console 5, as shown in fig. 2; in a second step, the angle adjustment unit is used to drive the digital steering system 2 relative to the guide rail 31 to change the digital steering system 2 from the inclined position to the vertical position. As shown in fig. 3; thirdly, the telescopic assembly 4 drives the guide rail 31 to contract towards the vehicle head direction (front), so as to drive the steering wheel 1, the digital steering system 2 and the lifting drive to be integrally hidden to a position close to the front below the central console 5, as shown in fig. 4, and the state is an unmanned state. The unfolding process is opposite to the hiding process, and the process is reversed from the third step to the first step.
The invention provides an automatic folding scheme of a steering control mechanism, which can realize that a steering wheel 1 is automatically folded and hidden when a vehicle enters an unmanned driving mode, and the steering wheel 1 is restored to the original position in a manual mode and is operated by a driver. Only through angle adjusting unit, height adjusting part 3 and flexible subassembly 4 to realize digital steering system 2's rotation, go up and down and stretch out and draw back, realize turning to hiding and the expansion of assembly, need not to develop complicated folding steering wheel mechanism, can use current steering wheel, reduce the development degree of difficulty.
In this embodiment, the driving end of the lifting drive is provided with two clamping plates 33, and the two clamping plates 33 are clamped on the digital steering system 2.
In this embodiment, two connecting rods 32 are provided, and two guide rails 31 are correspondingly provided; the connecting rod 32 is connected with the digital steering system 2 through a rotating shaft 34, and the clamping plate 33 is sleeved on the corresponding rotating shaft 34. The guide rail 31 is provided with a slider 311, and the link 32 is connected to the slider 311. In order to improve the stability of the lifting, each link 32 is connected to the guide rail 31 by two sliders 311.
The lifting drive comprises a lifting cylinder 35, the cylinder body of the lifting cylinder 35 is connected with the guide rail 31, and the piston rod of the lifting cylinder 35 is connected with the two clamping plates 33. The lifting cylinder 35 drives the digital steering system 2 to ascend or descend, and the connecting rod 32 and the sliding block 311 ascend or descend along the guide rail 31 to provide guidance and support for the ascending or descending of the digital steering system 2. It should be noted that in other embodiments, the lifting drive may also be a hydraulic power source, or a motor drive
In this embodiment, the angle adjusting unit is a servo motor (not shown) disposed in the digital steering system 2, and the servo motor drives the digital steering system 2 to rotate along the rotating shaft 34 relative to the guide rail 31.
In this embodiment, the telescopic assembly 4 includes an electric telescopic rod 41, a fixed end of the electric telescopic rod 41 is fixed below the center console 5, and a telescopic end is connected with the guide rail 31. The electric telescopic rod 41 can drive the guide rail 31, the lifting cylinder 35 and the digital steering system 2 to move back and forth. Specifically, the telescopic assembly 4 further includes two guide rods 42, and the two guide rods 42 are respectively disposed on two sides of the electric telescopic rod 41. The guide bar 42 provides guidance and support for the overall movement.
In this embodiment, an angle detection sensor is provided in the digital steering system 2. The steering wheel 1 is rotated in a manual driving mode, a rotation angle is detected through a built-in angle sensor of the digital steering system 2, a built-in torque sensor detects rotation torque, and an angle signal is output to the outside after the rotation torque is converted through an encoder. The hysteresis damper is arranged in the digital steering system, and resistance is generated through a magnetic field in a rotating state, so that driving hand feeling is provided. The state of the control mechanism can be detected and fed back to the controller through a built-in sensor of the digital steering system 2; the self-locking of the motor is set through a built-in program of the controller, so that the locking of the angle and the position state of the mechanism can be realized; the abnormal state monitoring, storage and feedback of the operating mechanism equipment to the outside can be realized through a built-in program of the controller.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. The utility model provides an intelligent folding steering control mechanism which characterized in that: including steering wheel (1), digital steering system (2), angle adjusting unit, altitude mixture control subassembly (3) and flexible subassembly (4), steering wheel (1) is located on digital steering system (2), altitude mixture control subassembly (3) include guide rail (31), lifting drive and connecting rod (32), lifting drive locates the back of guide rail (31), lifting drive's drive end is located in digital steering system (2), connecting rod (32) one end is articulated with digital steering system (2), and the other end cunning is located on guide rail (31), guide rail (31) slope sets up and locates the below of well accuse platform (5), angle adjusting unit is used for driving digital steering system (2) and rotates relative guide rail (31), flexible subassembly (4) are used for driving guide rail (31) to shrink to the locomotive direction so that steering wheel (1) and digital steering system (2) hide in well accuse platform (5) below.
2. The intelligent fold steering mechanism of claim 1, wherein: the driving end of the lifting drive is provided with two clamping plates (33), and the two clamping plates (33) are clamped on the digital steering system (2).
3. The intelligent fold steering mechanism of claim 2, wherein: two connecting rods (32) are arranged, and two guide rails (31) are correspondingly arranged; the connecting rod (32) is connected with the digital steering system (2) through a rotating shaft (34), and the clamping plate (33) is sleeved on the corresponding rotating shaft (34).
4. The intelligent folding steering mechanism according to any one of claims 1 to 3, wherein: the guide rail (31) is provided with a sliding block (311), and the connecting rod (32) is connected with the sliding block (311).
5. The intelligent fold-over steering mechanism of claim 3, wherein: the angle adjusting unit is a servo motor arranged in the digital steering system (2), and the servo motor drives the digital steering system (2) to rotate along a rotating shaft (34) relative to the guide rail (31).
6. The intelligent fold steering mechanism according to claim 2 or 3, wherein: the lifting drive comprises a lifting cylinder (35), the cylinder body of the lifting cylinder (35) is connected with the guide rail (31), and the piston rod of the lifting cylinder (35) is connected with the two clamping plates (33).
7. The intelligent folding steering mechanism according to any one of claims 1 to 3, wherein: the telescopic assembly (4) comprises an electric telescopic rod (41), the fixed end of the electric telescopic rod (41) is fixed below the center console (5), and the telescopic end is connected with the guide rail (31) or a lifting drive.
8. The intelligent fold steering mechanism of claim 7, wherein: the telescopic assembly (4) further comprises two guide rods (42), and the two guide rods (42) are respectively arranged on two sides of the electric telescopic rod (41).
9. The intelligent folding steering mechanism according to any one of claims 1 to 3, wherein: an angle detection sensor is arranged in the digital steering system (2).
10. The intelligent folding steering mechanism according to any one of claims 1 to 3, wherein: and a torque sensor and a hysteresis damper are arranged in the digital steering system (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110007872.0A CN114715258B (en) | 2021-01-05 | 2021-01-05 | Intelligent folding steering control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110007872.0A CN114715258B (en) | 2021-01-05 | 2021-01-05 | Intelligent folding steering control mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114715258A CN114715258A (en) | 2022-07-08 |
| CN114715258B true CN114715258B (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110007872.0A Active CN114715258B (en) | 2021-01-05 | 2021-01-05 | Intelligent folding steering control mechanism |
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| Country | Link |
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| CN (1) | CN114715258B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000238647A (en) * | 1998-12-25 | 2000-09-05 | Nsk Ltd | Motor-driven steering column device |
| JP2000344113A (en) * | 1999-06-04 | 2000-12-12 | Mazda Motor Corp | Steering structure for vehicle |
| CN202107012U (en) * | 2011-06-21 | 2012-01-11 | 隋建华 | Steering wheel position adjustment device |
| CN105547710A (en) * | 2015-12-03 | 2016-05-04 | 北京航空航天大学 | Steering control mechanism for automatic driving of vehicle |
| CN106627724A (en) * | 2017-01-06 | 2017-05-10 | 上海延锋金桥汽车饰件系统有限公司 | Steering wheel mechanism capable of being telescopically folded |
| CN111232046A (en) * | 2018-11-29 | 2020-06-05 | Trw有限公司 | Steering column assembly |
| CN111289259A (en) * | 2018-12-07 | 2020-06-16 | 南京农业大学 | Agricultural equipment driver's cabin steering wheel test bench convenient to automatically regulated |
| CN112061224A (en) * | 2020-08-14 | 2020-12-11 | 开沃新能源汽车集团股份有限公司 | Automatic drive-by-wire telescopic mechanical redundant steering column |
-
2021
- 2021-01-05 CN CN202110007872.0A patent/CN114715258B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000238647A (en) * | 1998-12-25 | 2000-09-05 | Nsk Ltd | Motor-driven steering column device |
| JP2000344113A (en) * | 1999-06-04 | 2000-12-12 | Mazda Motor Corp | Steering structure for vehicle |
| CN202107012U (en) * | 2011-06-21 | 2012-01-11 | 隋建华 | Steering wheel position adjustment device |
| CN105547710A (en) * | 2015-12-03 | 2016-05-04 | 北京航空航天大学 | Steering control mechanism for automatic driving of vehicle |
| CN106627724A (en) * | 2017-01-06 | 2017-05-10 | 上海延锋金桥汽车饰件系统有限公司 | Steering wheel mechanism capable of being telescopically folded |
| CN111232046A (en) * | 2018-11-29 | 2020-06-05 | Trw有限公司 | Steering column assembly |
| CN111289259A (en) * | 2018-12-07 | 2020-06-16 | 南京农业大学 | Agricultural equipment driver's cabin steering wheel test bench convenient to automatically regulated |
| CN112061224A (en) * | 2020-08-14 | 2020-12-11 | 开沃新能源汽车集团股份有限公司 | Automatic drive-by-wire telescopic mechanical redundant steering column |
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| Publication number | Publication date |
|---|---|
| CN114715258A (en) | 2022-07-08 |
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