CN205499046U - Automatic drive steering control system - Google Patents
Automatic drive steering control system Download PDFInfo
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- CN205499046U CN205499046U CN201521124172.6U CN201521124172U CN205499046U CN 205499046 U CN205499046 U CN 205499046U CN 201521124172 U CN201521124172 U CN 201521124172U CN 205499046 U CN205499046 U CN 205499046U
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Abstract
The utility model discloses an automatic drive steering control system, include navigational positioning equipment, host computer, automatic steering controller, angle displacement sensor and turn to actuating mechanism, the vehicle position sigual of navigational positioning equipment is received to the host computer, the host computer still is connected with automatic steering controller, the vehicle angle signal that automatic steering controller acceptance angle displacement sensor obtained, control turns to actuating mechanism and accomplishes automatic the rotation. Actuating mechanism includes hydraulic pressure proportional valve, steering cylinder, full hydraulic steering, magenetic exchange valve, the hydraulic pressure proportional valve is parallelly connected with full hydraulic steering, steering cylinder is connected with full hydraulic steering, hydraulic pressure proportional valve respectively, realizes through magenetic exchange valve that switching and the direction of connecting the oil circuit change. The automatic drive steering control system reforms transform at current car a steering system on the basis of, can realize that automatic steering and manual work turn to the switching.
Description
Technical field
This utility model relates to Advanced Automotive Automatic Control field, especially a kind of automatic Pilot steering control system.
Background technology
Automobile in the process of moving, need to often change its travel direction, i.e. so-called motor turning by the will of driver.For wheeled car, it is achieved the method for motor turning is, driver passes through a set of ad hoc mechanism, makes the wheel (deflecting roller) on steering axle of automobile (usually propons) deflect certain angle relative to longitudinal vehicle axis.When automobile straight-line travelling, often deflecting roller also can be acted on by the lateral perturbed force in road surface, automatically deflects and changes travel direction.Now, driver can also utilize this set mechanism to make deflecting roller deflect round about, so that automobile recovers original travel direction.This set is used for changing or recovering the specialized organization of vehicle traveling direction, the most referred to as automobile steering system (being commonly called as automotive steering).Therefore, the function of automobile steering system is, it is ensured that automobile can carry out Turning travel by the will of driver.
Automobile steering system is divided into two big classes: mechanical steering system and power steering system.Mechanical steering system is using the muscle power of driver as steerable energy, and the most all force transmission elements are all mechanical.Manual steering system is made up of steering control mechanism, steering gear and steering gear three parts.Power steering system is that dual-purpose driver is physical and engine power is the steering system of steerable energy.Under normal circumstances, energy needed for motor turning, only sub-fraction are provided by driver, and major part is provided by power steering gear by electromotor.But when power steering gear lost efficacy, the most also should independently be undertaken motor turning task by driver.Therefore, power steering system adds a set of power steering gear on the basis of manual steering system and is formed.For Maximum total mass is at the heavy-duty car of more than 50t, once power steering gear lost efficacy, and the power that driver is added on knuckle by mechanical drive train is far not enough so that deflecting roller deflects and realizes turning to.Therefore the power steering gear of this automobile should be the most reliable.
Current automobile steering system is all that driver participates in, and when in the working environment that some is special, severe, or in order to save labour force, improves work efficiency, and ensures the safety that vehicle uses, generally require realize unmanned.
Summary of the invention
Goal of the invention of the present utility model is, overcomes the deficiency of art methods, it is provided that a kind of transformation on the basis of existing automobile steering system, it is possible to realize auto-steering and manually turn to the automatic Pilot steering control system of switching.
For achieving the above object, it is proposed that following technical scheme:
A kind of automatic Pilot steering control system, including navigation equipment, host computer, automatic steering controller, angular displacement sensor and turn to actuator, described host computer receives the vehicle location signal of navigation equipment；Host computer is also connected with automatic steering controller, the vehicle angular signal that described automatic steering controller acceptance angle displacement transducer obtains, and controls to turn to actuator to complete automatically and rotates.
Described navigation equipment includes electronic compass and GPS, it is possible to obtain vehicle defined location information in real time.Positional information is transferred to host computer by described GPS and electronic compass.
The vehicle angular signal that described angular displacement sensor obtains, is transferred to automatic steering controller after a data collecting card conversion.
Described actuator includes hydraulic proportion valve, steering cylinder, all-hydraulic steering gear, solenoid directional control valve, described hydraulic proportion valve is in parallel with all-hydraulic steering gear, described steering cylinder is connected with all-hydraulic steering gear, hydraulic proportion valve respectively, realizes connecting the switching of oil circuit by solenoid directional control valve and direction changes.
Wherein, also including steering wheel, steering wheel is arranged on vertical shaft top, is provided with vertical shaft sheath outside vertical shaft, and the described vertical shaft other end is connected with all-hydraulic transducer.
Wherein, also including hydraulic oil pump, hydraulic oil pump one end connects hydraulic oil container, and the other end connects two-bit triplet solenoid directional control valve, and described two-bit triplet solenoid directional control valve compares valve be connected with all-hydraulic transducer, hydraulic pressure respectively.
After described steering cylinder one end connects check valve, it is connected with all-hydraulic transducer, hydraulic proportion valve respectively；The other end and a solenoid directional control valve are connected with all-hydraulic transducer, hydraulic proportion valve after connecting respectively.
Two of described hydraulic proportion valve and steering cylinder are connected between oil circuit and are additionally provided with a three-position four-way electromagnetic directional valve.
Described hydraulic proportion valve is arranged in parallel a relief valve.
After vehicle power and a vehicle-mounted inverter connect, for providing power supply for motor, controllor for step-by-step motor, GPS, electronic compass, angular displacement sensor.
The beneficial effect of this utility model:
Automatic Pilot steering control system in this utility model is that a set of electric-controlled hydraulic proportioning valve has been installed in parallel connection additional in the former steering of vehicle, the steering wheel that original Non-follow control is turned to and all-hydraulic steering gear, change automatically controlled hydraulic proportional electromagnetic valve into control, program control accuracy is high, having only to the least electric current or voltage signal just can complete the control to hydraulic proportion valve, the switching between artificial conversion and automatically conversion is the most more convenient.
Accompanying drawing explanation
Fig. 1 is assisted diversion control system block diagram；
Fig. 2 is assisted diversion control structure schematic diagram；
Fig. 3 is assisted diversion control structure transmission schematic diagram；
Fig. 4 is assisted diversion control system electric power system block diagram；
Wherein, 1, steering wheel；2, all-hydraulic steering gear；3, two-bit triplet solenoid directional control valve；4, hydraulic oil pump；5, hydraulic oil container；6, steering cylinder；7, solenoid directional control valve；8, relief valve；9, hydraulic proportion valve；10, three-position four-way electromagnetic directional valve；11, check valve.
Detailed description of the invention
Below in conjunction with the accompanying drawings a kind of automatic Pilot steering control system of the present utility model is further described in detail:
As it is shown in figure 1, a kind of automatic Pilot steering control system, including navigation equipment, host computer, automatic steering controller, angular displacement sensor and turn to actuator, described host computer receives the vehicle location signal of navigation equipment；Host computer is also connected with automatic steering controller, the vehicle angular signal that described automatic steering controller acceptance angle displacement transducer obtains, and controls to turn to actuator to complete automatically and rotates.
Preferably, described navigation equipment includes electronic compass and GPS, it is possible to obtain vehicle defined location information in real time.Positional information is transferred to host computer by described GPS and electronic compass.
Preferably, the vehicle angular signal that described angular displacement sensor obtains, after a data collecting card conversion, it is transferred to automatic steering controller.
As shown in Figure 2,3, described actuator includes hydraulic proportion valve 9, steering cylinder 6, all-hydraulic steering gear 2, solenoid directional control valve 7, described hydraulic proportion valve 9 is in parallel with all-hydraulic steering gear 2, described steering cylinder 6 is connected with all-hydraulic steering gear 2, hydraulic proportion valve 9 respectively, realizes connecting the switching of oil circuit by solenoid directional control valve 7 and direction changes.
The most also including that steering wheel 1, steering wheel 1 are arranged on vertical shaft top, be provided with vertical shaft sheath outside vertical shaft, the described vertical shaft other end is connected with all-hydraulic transducer 2.
Wherein, also including hydraulic oil pump 4, hydraulic oil pump 4 one end connects hydraulic oil container 5, and the other end connects two-bit triplet solenoid directional control valve 3, and described two-bit triplet solenoid directional control valve 3 compares valve 9 be connected with all-hydraulic transducer 2, hydraulic pressure respectively.
After described steering cylinder 6 one end connects check valve 11, it is connected with all-hydraulic transducer 2, hydraulic proportion valve 9 respectively；The other end and a solenoid directional control valve 7 are connected with all-hydraulic transducer 2, hydraulic proportion valve 9 after connecting respectively.
Two of described hydraulic proportion valve 9 and steering cylinder 6 are connected between oil circuit and are additionally provided with a three-position four-way electromagnetic directional valve 10.
Described hydraulic proportion valve 9 is arranged in parallel a relief valve 8.
Solenoid directional control valve 7 is for controlling manually to turn to the switching with auto-steering, when solenoid directional control valve 7 is energized, for auto-steering pattern, the hydraulic proportion valve 9 that the hydraulic oil flow in system installs additional through parallel connection, by controlling entrance hydraulic jack rod chamber and the oil mass of rodless cavity, perform to turn to.Otherwise, during solenoid directional control valve 7 power-off, hydraulic oil flow, through the all-hydraulic steering gear 2 of vehicle itself, is turned to by manual operation.
As shown in Figure 4, after vehicle power and a vehicle-mounted inverter connect, for providing power supply for motor, controllor for step-by-step motor, GPS, electronic compass, angular displacement sensor.
Claims (9)
1. an automatic Pilot steering control system, it is characterised in that include navigation equipment, host computer, automatic steering controller, angular displacement sensor and turn to actuator, described host computer receives the vehicle location signal of navigation equipment；Host computer is also connected with automatic steering controller, the vehicle angular signal that described automatic steering controller acceptance angle displacement transducer obtains, and controls to turn to actuator to complete automatically and rotates；
Described actuator includes hydraulic proportion valve, steering cylinder, all-hydraulic steering gear, solenoid directional control valve, described hydraulic proportion valve is in parallel with all-hydraulic steering gear, described steering cylinder is connected with all-hydraulic steering gear, hydraulic proportion valve respectively, realizes connecting the switching of oil circuit by solenoid directional control valve and direction changes.
A kind of automatic Pilot steering control system the most according to claim 1, it is characterised in that described navigation equipment includes electronic compass and GPS, it is possible to obtain vehicle defined location information in real time；Positional information is transferred to host computer by described GPS and electronic compass.
A kind of automatic Pilot steering control system the most according to claim 1 and 2, it is characterised in that the vehicle angular signal that described angular displacement sensor obtains, is transferred to automatic steering controller after a data collecting card conversion.
A kind of automatic Pilot steering control system the most according to claim 3, it is characterised in that also including that steering wheel, described steering wheel are arranged on vertical shaft top, be provided with vertical shaft sheath outside vertical shaft, the described vertical shaft other end is connected with all-hydraulic transducer.
A kind of automatic Pilot steering control system the most according to claim 3, it is characterized in that, also include hydraulic oil pump, described hydraulic oil pump one end connects hydraulic oil container, the other end connects two-bit triplet solenoid directional control valve, and described two-bit triplet solenoid directional control valve compares valve be connected with all-hydraulic transducer, hydraulic pressure respectively.
A kind of automatic Pilot steering control system the most according to claim 3, it is characterised in that after described steering cylinder one end connects check valve, be connected with all-hydraulic transducer, hydraulic proportion valve respectively；The other end and a solenoid directional control valve are connected with all-hydraulic transducer, hydraulic proportion valve after connecting respectively.
A kind of automatic Pilot steering control system the most according to claim 3, it is characterised in that two of described hydraulic proportion valve and steering cylinder are connected between oil circuit and are additionally provided with a three-position four-way electromagnetic directional valve.
A kind of automatic Pilot steering control system the most according to claim 3, it is characterised in that described hydraulic proportion valve is arranged in parallel a relief valve.
9. according to a kind of automatic Pilot steering control system described in any one of claim 4-8, it is characterized in that, after vehicle power and a vehicle-mounted inverter connect, for providing power supply for motor, controllor for step-by-step motor, GPS, electronic compass, angular displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521124172.6U CN205499046U (en) | 2015-12-29 | 2015-12-29 | Automatic drive steering control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521124172.6U CN205499046U (en) | 2015-12-29 | 2015-12-29 | Automatic drive steering control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205499046U true CN205499046U (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521124172.6U Expired - Fee Related CN205499046U (en) | 2015-12-29 | 2015-12-29 | Automatic drive steering control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205499046U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569492A (en) * | 2016-11-01 | 2017-04-19 | 西安合众思壮导航技术有限公司 | Vehicle automatic driving method and system |
| CN106741157A (en) * | 2016-12-26 | 2017-05-31 | 华中农业大学 | For the double mode all-hydraulic valve driving and steering system of agricultural machinery front-wheel steer |
| CN107662639A (en) * | 2017-08-24 | 2018-02-06 | 芜湖中意液压科技股份有限责任公司 | Tractor hydraulic steering |
| CN108382457A (en) * | 2018-01-05 | 2018-08-10 | 北京清博华创测控技术有限公司 | A kind of tractor self-steering remodeling method and control method |
| CN109963771A (en) * | 2017-01-20 | 2019-07-02 | 株式会社久保田 | Operation Van |
| CN114750825A (en) * | 2022-05-25 | 2022-07-15 | 新驱动重庆智能汽车有限公司 | Full-hydraulic steer-by-wire system and method for automatic driving of vehicle |
-
2015
- 2015-12-29 CN CN201521124172.6U patent/CN205499046U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569492A (en) * | 2016-11-01 | 2017-04-19 | 西安合众思壮导航技术有限公司 | Vehicle automatic driving method and system |
| CN106741157A (en) * | 2016-12-26 | 2017-05-31 | 华中农业大学 | For the double mode all-hydraulic valve driving and steering system of agricultural machinery front-wheel steer |
| CN109963771A (en) * | 2017-01-20 | 2019-07-02 | 株式会社久保田 | Operation Van |
| CN107662639A (en) * | 2017-08-24 | 2018-02-06 | 芜湖中意液压科技股份有限责任公司 | Tractor hydraulic steering |
| CN108382457A (en) * | 2018-01-05 | 2018-08-10 | 北京清博华创测控技术有限公司 | A kind of tractor self-steering remodeling method and control method |
| CN108382457B (en) * | 2018-01-05 | 2021-09-10 | 清博（昆山）智能科技有限公司 | Automatic steering transformation method and control method for tractor |
| CN114750825A (en) * | 2022-05-25 | 2022-07-15 | 新驱动重庆智能汽车有限公司 | Full-hydraulic steer-by-wire system and method for automatic driving of vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20161229 |