CN203651885U - Auxiliary steering control system for heavy vehicles - Google Patents
Auxiliary steering control system for heavy vehicles Download PDFInfo
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- CN203651885U CN203651885U CN201320774406.6U CN201320774406U CN203651885U CN 203651885 U CN203651885 U CN 203651885U CN 201320774406 U CN201320774406 U CN 201320774406U CN 203651885 U CN203651885 U CN 203651885U
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- control system
- steering
- assisted diversion
- assisted
- vehicle
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Abstract
The utility model discloses an auxiliary steering control system for heavy vehicles. The auxiliary steering control system comprises an angle detection device, an execution device and a control device. The angle detection device is used for detecting the steering angle specified by a driver. The execution device is used for providing assistance for steering of the heavy vehicles. The control device is connected with the angle detection device and the execution device and is used for controlling the execution device to provide corresponding assistance for steering of the heavy vehicles according to the steering angle. The auxiliary steering control system for the heavy vehicles has the advantages of being simple in structure, small in occupied space, high in steering precision, convenient to maintain and repair, and capable of lowering the weight of the heavy vehicles and improving the steering performance of the heavy vehicles.
Description
Technical field
The utility model relates to vehicle, particularly, relates to a kind of assisted diversion control system for heavy-duty vehicle.
Background technology
Assisted diversion control system is a pith of vehicle, plays a part very important in the driving process of vehicle.And at present, the multi-axle steering system that heavy goods vehicles adopts is that the mode by arranging connecting rod drives assisted diversion bridge to turn to.The steering control system of this link-type exist complex structure, heaviness, the required space taking of layout large, turn to the defect such as low precision and maintenance and repair difficulty., there is certain potential safety hazard in turning efficiency when this has not only increased the weight of this province of vehicle and has affected vehicle operating.
Utility model content
The purpose of this utility model is to provide a kind of assisted diversion control system for heavy-duty vehicle, that this assisted diversion control system has is simple in structure, it is little to take up room, turn to that precision is high, maintenance and repair advantage easily, the weight of vehicle can be reduced, and the turning efficiency of vehicle can be improved.
To achieve these goals, the utility model provides a kind of assisted diversion control system for heavy-duty vehicle, and described assisted diversion control system comprises: angle detection device, for detection of the specified steering angle of chaufeur; Executive device, is used to described heavy-duty vehicle to turn to power-assisted is provided; And control setup, be connected with described angle detection device and executive device, for turning to, described heavy-duty vehicle provides corresponding power-assisted according to described steering angle for controlling described executive device.
Preferably, described angle detection device is installed on the steering column of vehicle.
Preferably, described control setup comprises vehicle ECU and hydraulic control unit, described ECU reads described steering angle, and send instruction according to read steering angle to described hydraulic control unit, to provide power-assisted by executive device described in this hydraulic control unit control as described heavy-duty vehicle turns to.
Preferably, described assisted diversion control system also comprises speed detector, is connected, for detection of the speed of vehicle with described control setup; Described control setup turns to according to heavy-duty vehicle described in described speed and described deflection angle control, and wherein, in the time that described speed is greater than preset value, executive device is to avoid carrying out assisted diversion described in described control setup locking.
Preferably, described ECU carries out data communication by bus and described angle steering hardware and described hydraulic control unit.
Preferably, described executive device comprises power steerig pump and servo cylinder, and described power steerig pump provides steering power for described servo cylinder.
Preferably, in described servo cylinder, position transduser is installed, this position transduser detects the shift position of the piston of described servo cylinder, and described hydraulic control unit moves to the position of described piston according to the instruction of described ECU the position that is relevant to described steering angle.
Preferably, for multi-axle steering system, each axle has independently servo cylinder and hydraulic control unit.
Preferably, described steering control system also comprises warning device.
The utility model has used the assisted diversion control system that comprises angle detection device, executive device and control setup in vehicle, wherein, control setup is according to the detected steering angle of angle detection device, control executive device and drive heavy-duty vehicle to turn to accordingly according to steering angle, this turn to supplementary controlled system simple in structure, take up room little, turn to that precision is high, maintenance maintenance is convenient.
Other feature and advantage of the present utility model are described in detail the detailed description of the invention part subsequently.
Brief description of the drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is according to the structured flowchart of the assisted diversion control system for heavy-duty vehicle of the present utility model; And
Fig. 2 is according to the structural representation of the assisted diversion control system for heavy-duty vehicle of a kind of embodiment of the utility model.
Description of reference numerals
110 control setup 120 angle detection devices
130 executive device 140 warning devices
111 ECU 112 hydraulic control units
131 power steerig pump 132 servo cylinders
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.Should be understood that, detailed description of the invention described herein only, for description and interpretation the utility model, is not limited to the utility model.
Fig. 1 is according to the structured flowchart of the assisted diversion control system for heavy-duty vehicle of the present utility model.As shown in Figure 1, assisted diversion control system provided by the utility model can comprise: angle detection device 120, for detection of the specified steering angle of chaufeur; Executive device 130, being used to heavy-duty vehicle to turn to provides power-assisted; And control setup 110, be connected with angle detection device 120 and executive device 130, provide corresponding power-assisted according to steering angle for heavy Vehicular turn for controlling executive device 130.
By way of example the utility model is described in detail below with reference to Fig. 2.
Fig. 2 is according to the structural representation of the assisted diversion control system for heavy-duty vehicle of a kind of embodiment of the utility model.As shown in Figure 2, in this embodiment, angle detection device 120 can be installed on the steering column of vehicle, can adopt angular transducer, and rotational angle that can simultaneous display bearing circle, but the utility model is not restricted to this.Control setup 110 can comprise vehicle ECU111 and hydraulic control unit 112, ECU111 is used for reading steering angle, and send instruction according to read steering angle to hydraulic control unit 112, provide power-assisted to control executive device 130 by this hydraulic control unit 112 as Vehicular turn.Executive device 130 can comprise power steerig pump 131 and servo cylinder 132, wherein power steerig pump 131 can drive from engine torque extraction or by motor, carry out conveying liquid force feed according to the instruction control power steerig pump 131 of ECU111 by delivery line by hydraulic control unit 112, to provide power to servo cylinder 132.Wherein, servo cylinder 132 inside can be provided with position transduser, this position transduser is connected with hydraulic control unit 112, to detect the shift position of piston, this shift position and steering angle are proportional, hydraulic control unit 112 moves according to the instruction control plunger of ECU111, has moved to until position transduser detects the position of piston the position that is relevant to steering angle, and the corresponding relation of described shift position and steering angle can be stored in ECU111.
In addition, in this embodiment, assisted diversion control system can also comprise warning device 140, for reporting to the police in the time there are abnormal condition, to remind in time chaufeur inspection.For example, in fluid liquid level, lower than preset value, or hydraulic pressure is cannot reach preset value time, reports to the police.Above-mentioned fluid can be stored in device for storing liquid, and this device for storing liquid can possess fluid filtering function.
Can carry out the data communication between above-mentioned parts through but not limited to CAN bus.
In this embodiment, assisted diversion control system can also comprise speed detector, and it is connected with control setup 110, and for detection of the speed of vehicle, control setup 110 is controlled Vehicular turn according to the speed and the deflection angle that detect.Particularly, for example, in the situation that vehicle speed is less than 10km/h, only in the time that steering angle is greater than default steering angle, the steering angle value of ECU111 reading angular detecting device 120, and send corresponding instruction to hydraulic control unit 112; Then hydraulic control unit 112 transports highly pressurised liquid from power steerig pump 131 to servo cylinder 132 by the switching of electromagnetic valve; Make the piston in servo cylinder 132 move to the position corresponding to steering angle, thereby realize accurately turning to of vehicle.And, for example, in the situation that the speed of a motor vehicle is greater than preset value (20km/h), the piston that hydraulic control unit 112 can be controlled servo cylinder 132 mediates, and control and pour high-voltage oil liquid to the two ends of servo cylinder 132, to play locking effect, even if this assisted diversion control system is inoperative, thereby can avoid some unsafe condition that may occur in the process of running at high speed.
For the multi-axle steering system with multiple steeraxles, each axle can have independently servo cylinder and hydraulic control unit, is all managed and is controlled by ECU111.
The assisted diversion control system that the utility model provides is little to the demand of arrangement space, has saved the master layout space of vehicle; And controlling steering angle precision is high, wear on tyres is little; But also can in the time of high vehicle speeds, realize the locking of assisted diversion; And, reduced the turn radius of car load by this assist steering system, improve and passed through performance.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned detailed description of the invention, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (9)
1. for an assisted diversion control system for heavy-duty vehicle, it is characterized in that, described assisted diversion control system comprises:
Angle detection device, for detection of the specified steering angle of chaufeur;
Executive device, is used to described heavy-duty vehicle to turn to power-assisted is provided; And
Control setup, is connected with described angle detection device and executive device, provides corresponding power-assisted for controlling described executive device according to described steering angle for described heavy-duty vehicle turns to.
2. assisted diversion control system according to claim 1, is characterized in that, described angle detection device is installed on the steering column of vehicle.
3. assisted diversion control system according to claim 1, it is characterized in that, described control setup comprises vehicle ECU and hydraulic control unit, described ECU reads described steering angle, and send instruction according to read steering angle to described hydraulic control unit, to provide power-assisted by executive device described in this hydraulic control unit control as described heavy-duty vehicle turns to.
4. assisted diversion control system according to claim 1, is characterized in that, described assisted diversion control system also comprises:
Speed detector, is connected with described control setup, for detection of the speed of vehicle;
Described control setup turns to according to heavy-duty vehicle described in described speed and described deflection angle control, and wherein, in the time that described speed is greater than preset value, executive device is to avoid carrying out assisted diversion described in described control setup locking.
5. assisted diversion control system according to claim 3, is characterized in that, described vehicle ECU carries out data communication by CAN bus and described angle detection device and described hydraulic control unit.
6. assisted diversion control system according to claim 3, is characterized in that, described executive device comprises power steerig pump and servo cylinder, and described power steerig pump provides steering power for described servo cylinder.
7. assisted diversion control system according to claim 6, it is characterized in that, in described servo cylinder, position transduser is installed, this position transduser is connected with described hydraulic control unit, for detection of the shift position of the piston of described servo cylinder, described hydraulic control unit moves according to piston described in the instruction control of described ECU, has moved to until described position transduser detects the position of piston the position that is relevant to described steering angle.
8. assisted diversion control system according to claim 6, is characterized in that, for multi-axle steering system, each axle has independently servo cylinder and hydraulic control unit.
9. according to the assisted diversion control system described in any one claim in claim 1-8, it is characterized in that, described steering control system also comprises warning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320774406.6U CN203651885U (en) | 2013-11-29 | 2013-11-29 | Auxiliary steering control system for heavy vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320774406.6U CN203651885U (en) | 2013-11-29 | 2013-11-29 | Auxiliary steering control system for heavy vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203651885U true CN203651885U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320774406.6U Expired - Fee Related CN203651885U (en) | 2013-11-29 | 2013-11-29 | Auxiliary steering control system for heavy vehicles |
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| Country | Link |
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| CN (1) | CN203651885U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963126A (en) * | 2016-10-19 | 2018-04-27 | 中车株洲电力机车研究所有限公司 | A kind of multi-shaft steering vehicle deep camber automatic Pilot rotating direction control method |
| CN109625082A (en) * | 2018-12-14 | 2019-04-16 | 山海特种装备股份有限公司 | A kind of steering control device and method for packaging cargo loading machine |
-
2013
- 2013-11-29 CN CN201320774406.6U patent/CN203651885U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963126A (en) * | 2016-10-19 | 2018-04-27 | 中车株洲电力机车研究所有限公司 | A kind of multi-shaft steering vehicle deep camber automatic Pilot rotating direction control method |
| CN107963126B (en) * | 2016-10-19 | 2020-03-17 | 中车株洲电力机车研究所有限公司 | Large-curvature automatic driving steering control method for multi-axle steering vehicle |
| CN109625082A (en) * | 2018-12-14 | 2019-04-16 | 山海特种装备股份有限公司 | A kind of steering control device and method for packaging cargo loading machine |
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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: 20140618 Termination date: 20181129 |