CN205615575U - Vehicle autopilot assists a steering system - Google Patents
Vehicle autopilot assists a steering system Download PDFInfo
- Publication number
- CN205615575U CN205615575U CN201521138976.1U CN201521138976U CN205615575U CN 205615575 U CN205615575 U CN 205615575U CN 201521138976 U CN201521138976 U CN 201521138976U CN 205615575 U CN205615575 U CN 205615575U
- Authority
- CN
- China
- Prior art keywords
- steering
- steering gear
- hydraulic
- hydraulic steering
- additional
- 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.)
- Expired - Fee Related
Links
- 238000006073 displacement reaction Methods 0.000 claims abstract description 14
- 239000010720 hydraulic oil Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Steering Control In Accordance With Driving Conditions (AREA)
Abstract
The utility model discloses a vehicle autopilot assists a steering system, include navigation and positioning equipment, host computer, automatic steering controller, angle displacement sensor and turn to actuating mechanism, navigation and positioning equipment's vehicle position sigual 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. Actuating mechanism includes step motor, steering cylinder, installs full hydraulic steering additional, the solenoid valve, full hydraulic steering is installed additional in the step motor drive, steering cylinder respectively with full hydraulic steering, install full hydraulic steering additional and be connected, full hydraulic steering, install that full hydraulic steering is parallelly connected to be set up on the vertical scroll additional, the switching and direction change of oil circuit are realized connecting through the solenoid valve. This vehicle autopilot assists a steering system reforms transform on current car a steering system basis, can realize that automatic turning to turns to the switching with the manual work.
Description
Technical field
This utility model relates to Advanced Automotive Automatic Control field, especially a kind of Vehicular automatic driving assist steering 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 Vehicular automatic driving assist steering system of switching.
For achieving the above object, it is proposed that following technical scheme:
A kind of Vehicular automatic driving assist steering 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 motor, steering cylinder, installs all-hydraulic steering gear, electromagnetic valve additional, described step motor drive installs all-hydraulic steering gear additional, described steering cylinder respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected, all-hydraulic steering gear, install all-hydraulic steering gear additional and be arranged in parallel on vertical shaft, realize connecting the switching of oil circuit by electromagnetic valve and direction changes.
Steering wheel is arranged on vertical shaft top, is provided with vertical shaft sheath outside vertical shaft, the described vertical shaft other end and all-hydraulic steering gear, installs all-hydraulic steering gear additional and is connected, and described all-hydraulic steering gear, installs all-hydraulic steering gear additional and is arranged in parallel on vertical shaft.
Hydraulic oil pump one end connects hydraulic oil container, and the other end connects two-bit triplet solenoid directional control valve, described two-bit triplet solenoid directional control valve respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected.
Described steering cylinder one end connects after check valve, respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected；The other end and a solenoid directional control valve connect after respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected.
After vehicle power and a vehicle-mounted inverter connect, provide power supply for described motor, controllor for step-by-step motor, GPS, electronic compass, angular displacement sensor.
The beneficial effect of this utility model:
In Vehicular automatic driving assist steering system in this utility model, on original wheel steering system, an all-hydraulic steering gear has been installed in parallel connection additional, hydraulic oil flow is when automatic turning hydraulic system, motor rotates and drives all-hydraulic steering gear, realization turns to, belonging to jointly controlling of electro-hydraulic and motor, rotation response is fast, and transmission efficiency is high.
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, motor；9, all-hydraulic steering gear is installed additional；10, check valve.
Detailed description of the invention
Below in conjunction with the accompanying drawings a kind of Vehicular automatic driving assist steering system of the present utility model is further described in detail:
As it is shown in figure 1, a kind of Vehicular automatic driving assist steering 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 motor 8, steering cylinder 6, installs all-hydraulic steering gear 9, electromagnetic valve additional, described motor 8 drives and installs all-hydraulic steering gear 9 additional, described steering cylinder 6 respectively with all-hydraulic steering gear 2, install all-hydraulic steering gear 9 additional and be connected, all-hydraulic steering gear 2, install all-hydraulic steering gear 9 additional and be arranged in parallel on vertical shaft, realize connecting the switching of oil circuit by electromagnetic valve and direction changes.
Wherein, steering wheel 1 is arranged on vertical shaft top, is provided with vertical shaft sheath outside vertical shaft, the described vertical shaft other end and all-hydraulic steering gear 2, installs all-hydraulic steering gear 9 additional and is connected, and described all-hydraulic steering gear 2, installs all-hydraulic steering gear 9 additional and is arranged in parallel on vertical shaft.
Wherein, hydraulic oil pump 4 one end connects hydraulic oil container 5, and the other end connects two-bit triplet solenoid directional control valve 3, described two-bit triplet solenoid directional control valve 3 respectively with all-hydraulic steering gear 2, install all-hydraulic steering gear 9 additional and be connected.
Described steering cylinder 6 one end connects after check valve 10, respectively with all-hydraulic steering gear 2, install all-hydraulic steering gear 9 additional and be connected；The other end and a solenoid directional control valve 7 connect after respectively with all-hydraulic steering gear 2, install all-hydraulic steering gear 9 additional and be connected.
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 all-hydraulic steering gear 9 that the hydraulic oil flow in system installs additional through parallel connection, and is directly driven steering gear execution to turn to by motor 8.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, provide power supply for described motor, controllor for step-by-step motor, GPS, electronic compass, angular displacement sensor.
Claims (7)
1. a Vehicular automatic driving assist steering 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 motor, steering cylinder, installs all-hydraulic steering gear, electromagnetic valve additional, described step motor drive installs all-hydraulic steering gear additional, described steering cylinder respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected, all-hydraulic steering gear, install all-hydraulic steering gear additional and be arranged in parallel on vertical shaft, realize connecting the switching of oil circuit by electromagnetic valve and direction changes.
A kind of Vehicular automatic driving assist steering 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 Vehicular automatic driving assist steering 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 Vehicular automatic driving assist steering system the most according to claim 3, it is characterized in that, also include steering wheel, described steering wheel is arranged on vertical shaft top, vertical shaft sheath it is provided with outside vertical shaft, the described vertical shaft other end and all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected, described all-hydraulic steering gear, install all-hydraulic steering gear additional and be arranged in parallel on vertical shaft.
A kind of Vehicular automatic driving assist steering 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, described two-bit triplet solenoid directional control valve respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected.
A kind of Vehicular automatic driving assist steering system the most according to claim 3, it is characterised in that after described steering cylinder one end connects check valve, respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected；The other end and a solenoid directional control valve connect after respectively with all-hydraulic steering gear, install all-hydraulic steering gear additional and be connected.
7. according to a kind of Vehicular automatic driving assist steering system described in claim 4,5 or 6, it is characterized in that, after vehicle power and a vehicle-mounted inverter connect, provide power supply for described motor, controllor for step-by-step motor, GPS, electronic compass, angular displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521138976.1U CN205615575U (en) | 2015-12-29 | 2015-12-29 | Vehicle autopilot assists a steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521138976.1U CN205615575U (en) | 2015-12-29 | 2015-12-29 | Vehicle autopilot assists a steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205615575U true CN205615575U (en) | 2016-10-05 |
Family
ID=57033667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521138976.1U Expired - Fee Related CN205615575U (en) | 2015-12-29 | 2015-12-29 | Vehicle autopilot assists a steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205615575U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2547518A (en) * | 2016-01-15 | 2017-08-23 | Deere & Co | Vehicle guidance system with a stepper motor |
| CN107150718A (en) * | 2017-06-06 | 2017-09-12 | 吉林大学 | Multi-mode automobile steer-by-wire system |
| CN109479861A (en) * | 2019-01-07 | 2019-03-19 | 安徽农业大学 | A kind of high-clearance fog machine remote control DAS (Driver Assistant System) and its application method |
| CN109733466A (en) * | 2018-12-24 | 2019-05-10 | 南京航空航天大学 | A multi-objective optimization method for an automotive electro-hydraulic intelligent steering system |
| CN113928402A (en) * | 2021-11-29 | 2022-01-14 | 安徽合力股份有限公司 | Man-machine co-driving steering device of automatic driving vehicle and control method |
| CN114475775A (en) * | 2022-02-28 | 2022-05-13 | 潍柴雷沃重工股份有限公司 | Electric control steering system for auxiliary driving of agricultural machine and agricultural machine |
-
2015
- 2015-12-29 CN CN201521138976.1U patent/CN205615575U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2547518A (en) * | 2016-01-15 | 2017-08-23 | Deere & Co | Vehicle guidance system with a stepper motor |
| US9834248B2 (en) | 2016-01-15 | 2017-12-05 | Deere & Company | Vehicle guidance system with a stepper motor |
| GB2547518B (en) * | 2016-01-15 | 2021-02-24 | Deere & Co | Vehicle guidance system with a stepper motor |
| CN107150718A (en) * | 2017-06-06 | 2017-09-12 | 吉林大学 | Multi-mode automobile steer-by-wire system |
| CN107150718B (en) * | 2017-06-06 | 2018-04-06 | 吉林大学 | Multi-mode automobile steer-by-wire system |
| CN109733466A (en) * | 2018-12-24 | 2019-05-10 | 南京航空航天大学 | A multi-objective optimization method for an automotive electro-hydraulic intelligent steering system |
| CN109479861A (en) * | 2019-01-07 | 2019-03-19 | 安徽农业大学 | A kind of high-clearance fog machine remote control DAS (Driver Assistant System) and its application method |
| CN113928402A (en) * | 2021-11-29 | 2022-01-14 | 安徽合力股份有限公司 | Man-machine co-driving steering device of automatic driving vehicle and control method |
| CN114475775A (en) * | 2022-02-28 | 2022-05-13 | 潍柴雷沃重工股份有限公司 | Electric control steering system for auxiliary driving of agricultural machine and agricultural machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205615575U (en) | Vehicle autopilot assists a steering system | |
| CN205499046U (en) | Automatic drive steering control system | |
| CN105128929A (en) | Intelligent drive-by-wire electro-hydraulic steering system | |
| CN205440522U (en) | Automatic drive steering control device | |
| CN104960572B (en) | Commercial car with four-wheel steering | |
| CN109557922B (en) | Intelligent tractor field obstacle avoidance control system and method | |
| CN105667580A (en) | A control-by-wire steering system based on fuzzy control and its control method | |
| CN104401388A (en) | Intelligent electro-hydraulic steering system | |
| CN102229347B (en) | Electric power-assisted steering system of electric vehicle and power-assisted steering method thereof | |
| CN102874306B (en) | Motor steering purely-rolling device | |
| CN106043419A (en) | Control device for electric-hydraulic composite power steering system and control method of control device | |
| CN112977605A (en) | Drive-by-wire full hydraulic steering system for unmanned mining vehicle | |
| CN103496396A (en) | Novel energy-saving differential power-assisted steering system of electric wheel automobile and control method thereof | |
| CN109466626B (en) | Full-drive full-steering special truck chassis | |
| CN205499049U (en) | Steering control device is assisted to vehicle | |
| CN110962919A (en) | Active electro-hydraulic coupling steering system and vehicle | |
| CN203345019U (en) | Vehicle drive-by-wire steering wheel device | |
| CN102632921A (en) | Electric drive pusher type steering system controlled by coupling force and displacement and control method | |
| CN207773223U (en) | The electric power-assisted steering apparatus of integrated semiautomatic parking function | |
| CN203854717U (en) | Electric power steering system | |
| CN209126798U (en) | The steering control system and vehicle of intelligent driving vehicle | |
| CN203528594U (en) | Automobile steering system | |
| CN114735071B (en) | Unmanned platform multi-mode trailing arm steering driving control system and method | |
| CN202966419U (en) | Electronic hydraulic power steering control system of road roller | |
| CN105667575A (en) | Steering system for electric tractor |
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: 20161005 Termination date: 20171229 |