CN108725153A - Method, storage medium and the wheeled vehicle for preventing car door and tire from interfering - Google Patents
Method, storage medium and the wheeled vehicle for preventing car door and tire from interfering Download PDFInfo
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- CN108725153A CN108725153A CN201710259658.8A CN201710259658A CN108725153A CN 108725153 A CN108725153 A CN 108725153A CN 201710259658 A CN201710259658 A CN 201710259658A CN 108725153 A CN108725153 A CN 108725153A
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- tire
- vehicle
- car door
- door
- steering angle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/0497—Doors arranged at the vehicle sides for load transporting vehicles or public transport, e.g. lorries, trucks, buses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
Abstract
The invention discloses a kind of method, storage medium and the wheeled vehicles that prevent car door and tire from interfering.The method for preventing car door and tire from interfering includes：Obtain the tire steering angle and vehicle door status of vehicle；Judge whether the tire steering angle is greater than or equal to default safe corner, and judges whether the vehicle door status is in an open state；If the tire steering angle is greater than or equal to the default safe corner, and the vehicle door status is in an open state, then generate first control signal and the first alarm signal, so that power assistance pump for steering reduces rotating speed according to the first control signal, and so that instrument is carried out level-one according to first alarm signal and interfere risk alarm.This prevents the method that car door and tire are interfered, and in the case of car door and the control of tire anti-interference can be made to be not limited to closing of the door, can effectively avoid the damage of the door gear caused by car door and tire are interfered, improves the safety of vehicle traveling.
Description
Technical field
The present invention relates to technical field of vehicle safety more particularly to a kind of method for preventing car door and tire from interfering, storages
Medium and wheeled vehicle.
Background technology
With the improvement of people ' s living standards with the development of social public utilities, people are to public transit vehicle and passenger stock etc.
The safety of wheeled vehicle and comfort requirement are also higher and higher, and stopping sliding door or External tilting door etc. apply the door on the vehicle of track to fill
It sets and is also applicable on wheeled vehicle.Due to the difference of wheeled vehicle and rail vehicle structure so that the Sai La on rail vehicle
The door gears such as door or External tilting door are applied in wheeled vehicle, when door gear is opened in the case where wheel turning angle spends big,
It is likely to occur the phenomenon that tire is interfered with door gear, easily causes the damage of door gear, or even easily cause safety accident.
In the anti-interference protective device of existing pivoted wheels on vehicle and car door, by the left and right rocking arm on pivoted wheels on vehicle
The respectively travel switch of one normally off of installation, when the steering angle of pivoted wheels on vehicle is less than security standpoint, travel switch is led
It is logical so that car door can be opened freely；Conversely, then turning off the switching circuit of car door by travel switch so that car door cannot be opened.
In the anti-interference protective device of existing pivoted wheels on vehicle and car door, travel switch is realized under the premise of can be only applied to closing of the door
Anti-interference control to deflecting roller, the anti-tampering control to deflecting roller is cannot achieve in car door opening.
Invention content
The present invention provides a kind of method, storage medium and wheeled vehicle for preventing car door and tire from interfering, to solve in vehicle
In the case that door is opened, the problem of cannot achieve the anti-tampering control to car door and deflecting roller.
The technical solution adopted by the present invention to solve the technical problems is：
In a first aspect, the present invention provides a kind of method for preventing car door and tire from interfering, including：
Obtain the tire steering angle and vehicle door status of vehicle；
Judge whether the tire steering angle is greater than or equal to default safe corner, and judge the vehicle door status whether be
Opening state；
If the tire steering angle is greater than or equal to the default safe corner, and the vehicle door status is in an open state,
First control signal is then generated, so that power assistance pump for steering reduces rotating speed according to the first control signal.
Preferably, if the tire steering angle is greater than or equal to the default safe corner, and the vehicle door status is to beat
Open state also generates the first alarm signal, and so that instrument is carried out level-one according to first alarm signal and interfere risk alarm.
Preferably, if the tire steering angle is greater than or equal to the default safe corner, and the vehicle door status is to close
Closed state then generates second control signal, to shield door contact interrupter according to the second control signal.
Preferably, if it is to close that the tire steering angle, which is greater than or equal to the default safe corner and the vehicle door status,
State also generates the second alarm signal, and so that instrument is carried out two level according to second alarm signal and interfere risk alarm.
Preferably, if the tire steering angle is less than the default safe corner, and the vehicle door status is in an open state,
The second alarm signal is then generated, and so that instrument is carried out two level according to second alarm signal and interferes risk alarm.
Preferably, if the tire steering angle is less than the default safe corner, and the vehicle door status is in off state,
Safety instruction signal is then generated, so that the instrument carries out safety instruction according to the safety instruction signal.
Preferably, further include：The current vehicle speed for obtaining vehicle, determines whether the vehicle is according to the current vehicle speed
Safe door opening state；If being in non-security door opening state, interlocking signal is generated, the car door is shielded according to the interlocking signal
Switch, and make steering gear normal rotation.
Preferably, the tire steering angle for obtaining vehicle and vehicle door status include：
The angular signal that the rotary angle transmitter installed on steering wheel tubular pipe is sent is obtained, or obtains turn that steering gear is sent
Angle signal, and the tire steering angle is calculated according to the angular signal；
The car door sensing signal that door sensor is sent is obtained, the car door shape is determined according to the car door sensing signal
State.
Second aspect, the present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, described
The step of method for preventing car door and tire from interfering described in being realized when computer program is executed by processor.
The third aspect is stored the present invention also provides a kind of wheeled vehicle, including memory and processor on the memory
There is computer program, the side for preventing car door and tire from interfering is realized when the computer program is executed by the processor
The step of method.
The present invention has the following advantages that compared with prior art：The side provided by the present invention for preventing car door and tire from interfering
In method, storage medium and wheeled vehicle, safe corner is preset when tire steering angle is greater than or equal to, and vehicle door status is open shape
When state, rotating speed can be reduced by controlling power assistance pump for steering, to realize the purpose for preventing car door and tire from interfering, and instrument be made to carry out
Level-one interferes risk alarm, to remind driver to control steering gear work, interferes to avoid car door and tire, normal vehicle operation.
This is prevented in method, storage medium and the wheeled vehicle that car door and tire are interfered, and car door and tire anti-interference can be made to control unlimited
In the case of closing of the door, the damage of the door gear caused by car door and tire are interfered effectively is avoided, vehicle traveling is improved
Safety.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing：
Fig. 1 is a flow chart of the method for preventing car door and tire from interfering in the embodiment of the present invention 1.
Fig. 2 is a flow chart of the method for preventing car door and tire from interfering in the embodiment of the present invention 2.
Fig. 3 is a structural schematic diagram of automotive control system in the embodiment of the present invention 1 and 2.
In figure：10, processor；20, rotary angle transmitter；30, steering gear；40, power assistance pump for steering；50, vehicle tyre；60,
Door sensor.
Specific implementation mode
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
The specific implementation mode of the present invention.
Embodiment 1
Fig. 1 shows a flow chart of the method for preventing car door and tire from interfering in the present embodiment.This prevents car door and wheel
The method of tire interference is executed by automotive control system.As shown in figure 3, the automotive control system includes processor 10, is mounted on side
Rotary angle transmitter 20 on coil pipe column, is used to provide the steering gear 30 for controlling the steering of vehicle tyre 50 to steering gear 30
The power assistance pump for steering 40 of power steering, the door sensor 60 for sensing vehicle door status.Wherein, rotary angle transmitter 20 is by low
Crimping beam is connected to processor 10, the corner information sensed can be sent to processor 10.Steering gear 30 and vehicle tyre 50
It is connected by mechanical structures such as pull rods, vehicle tyre 50 can be driven to rotate.Power assistance pump for steering 40 is connected to place by controlling harness
Device 10 is managed, and by connecting steering gear 30 into flowline, the control signal that power assistance pump for steering 40 can be sent according to processor 10 is adjusted
The rotating speed for saving itself, to adjust steering oil pressure (i.e. power steering) size provided to steering gear 30, steering gear 30 is according to steering
The steering of the size control vehicle tyre 50 of power-assisted.Door sensor 60 is connected to processor 10 by low voltage wiring harness, can will feel
The car door sensing signal measured is sent to processor 10.As shown in Figure 1, the method for preventing car door and tire from interfering includes as follows
Step：
S11：Obtain the tire steering angle and vehicle door status of vehicle.
Wherein, the tire steering angle of vehicle is the rotational angle of vehicle tyre 50, and the vehicle door status of vehicle includes opening
Two kinds of state and closed state.Since the phenomenon that car door and tire are interfered is mainly the situation excessive in the tire steering angle of vehicle
It is lower to open what car door was formed, thus the formation of car door and tire interference phenomenon need to meet that tire steering angle is excessive and car door opening this
Two conditions.To avoid the generation of car door and tire interference phenomenon, the tire steering angle and vehicle of vehicle need to be detected and obtained in real time
Door state, and according to tire steering angle and vehicle door status control vehicle tyre 50 rotation and opening/closing door of vehicle, car door is prevented to reach
With the purpose of tire interference.It is to be appreciated that vehicle tire steering angle and vehicle door status acquisition sequence there is no restriction, and
Its processing sequence is also without limitation.In the present embodiment, first to be handled the then car door to vehicle to the tire steering angle of vehicle
State is described in detail for being handled.
In step S11, the tire steering angle and vehicle door status that obtain vehicle specifically comprise the following steps：
S111：The angular signal that the rotary angle transmitter 20 installed on steering wheel tubular pipe is sent is obtained, or obtains steering gear
30 angular signals sent, and tire steering angle is calculated according to angular signal.
It is to be appreciated that the steering gear 30 that angular signal can be rotated by control vehicle tyre 50 generates and is sent to processing
Device 10 can also be generated by the rotary angle transmitter 20 on steering wheel tubular pipe and be sent to processor by low voltage wiring harness
10.After processor 10 receives angular signal, pre-stored corner conversion relation is inquired, is obtained corresponding with angular signal
Tire steering angle.By taking the angular signal that rotary angle transmitter 20 obtains as an example, sensor is prestored in automotive control system and is turned
The corner conversion relation at angle and tire steering angle converts after processor 10 receives angular signal to obtain tyre revolution
To angle, calculating process is simple and convenient.
S112：The car door sensing signal that door sensor 60 is sent is obtained, vehicle door status is determined according to car door sensing signal.
Wherein, door sensor 60 can be arranged on car door, can also be arranged on doorframe corresponding with car door, vehicle
Then car door sensing signal is sent to place by the car door sensing signal that door sensor 60 is sensed and generated in real time by controlling harness
Manage device 10.The car door sensing signal includes two kinds of vehicle door status of opening state or closed state.
S12：Judge whether tire steering angle is greater than or equal to default safe corner.
It wherein, will not be with the rotational angle of car door interference when default safe corner is to determine that vehicle tyre 50 rotates.Due to
The phenomenon that car door and tire are interfered mainly opens what car door was formed in the case where the tire steering angle of vehicle is excessive, therefore vehicle
The formation of door and tire interference phenomenon need to meet that tire steering angle is excessive and car door opening the two conditions.To avoid car door and wheel
The generation of tire interference phenomenon, the angular signal that can be first sent based on rotary angle transmitter 20 or steering gear 30 calculate the tyre revolution obtained
To angle, then the size of multilevel iudge tire steering angle and default safe corner, judging result is obtained, in conjunction with car door sensing signal
Determining vehicle door status, with the risk for determining car door and tire interference and corresponding processing operation.
S13：If tire steering angle is greater than or equal to default safe corner, judge whether vehicle door status is in an open state.
It is to be appreciated that if processor 10 judges that tire steering angle is greater than or equal to default safe corner, meet car door
The excessive condition with the tire steering angle in two conditions of tire interference illustrates that the risk of car door and tire interference is larger, then
Judge whether vehicle door status is in an open state, the car door opening in two conditions to determine whether to meet car door and tire interference
Condition, to determine whether car door and tire interfere and corresponding workaround.
S14：If vehicle door status is in an open state, first control signal is generated, so that power assistance pump for steering 40 is according to first
Controlling signal reduces rotating speed.
Specifically, if tire steering angle is greater than or equal to default safe corner, and when vehicle door status is in an open state, then locate
It manages device 10 and generates first control signal, and first control signal is sent to power assistance pump for steering 40.Power assistance pump for steering 40 receives
After first control signal, rotating speed is reduced according to first control signal, to reduce steering oil pressure, power steering is reduced to reach
Effect so that the power steering of steering gear 30 is reduced or disappeared, and is interfered to avoid car door and tire.
Further, if tire steering angle is greater than or equal to default safe corner, and when vehicle door status is in an open state, then
Processor 10 can also generate the first alarm signal, and so that instrument is carried out level-one according to the first alarm signal and interfere risk alarm.Tool
Body, the first alarm signal of generation is sent to instrument by processor 10, and instrument is carried out according to the first alarm signal received
Level-one interferes risk alarm, level-one interference risk alarm to be the maximum alarms of venture entrepreneur of car door and tire interference, can be used
Red alarm light representation.The level-one interference risk alarm shown in instrument gives the specific alarm signal of driver, to remind department
Machine control direction disk rotates, so that the mechanical structures work such as deflecting roller control pull rod, tire steering angle is turned to less than default
The range of safe corner.It is to be appreciated that when in the range of tire steering angle being turned to less than default safe corner, processor
The angular signal that 10 meeting real-time receptions are sent to rotary angle transmitter 20 or steering gear 30, driver could be made just by rejudging and determining
Often control deflecting roller carries out relevant operation, is happened to avoid car door and tire interference.
S15：If vehicle door status is in off state, second control signal is generated, car door is shielded according to second control signal
Switch.
Specifically, if tire steering angle is greater than or equal to default safe corner, and when vehicle door status is in off state, processing
Device 10 generates second control signal, and second control signal is sent to Car's door controlling device.Car's door controlling device receives the second control
Signal, and the second control signal is shielded into door contact interrupter, to prevent car door opening, turned to avoid car door opening and tire
The vehicle tyre 50 that angle is greater than or equal to default safe corner is interfered, and is damaged so as to cause car door, or even causes safety accident.
Further, if tire steering angle is greater than or equal to default safe corner, and when vehicle door status is in off state, place
It manages device 10 and generates the second alarm signal, so that instrument carries out two level according to the second alarm signal interferes risk alarm.Specifically, locate
Second alarm signal of generation is sent to instrument by reason device 10, and instrument carries out two level interference according to the second alarm signal received
Risk alarm.Wherein, the intensity of two level interference risk alarm is weaker than the intensity of level-one interference risk alarm, can use yellow alarm lamp
Light is shown.After driver sees the corresponding yellow alarm light of two level interference risk alarm that instrument is shown, control direction disk is needed to turn
It is dynamic to make the mechanical structures work such as deflecting roller control pull rod so that samsara turned to just, tire steering angle is turned to be less than and is preset
The range of safe corner.It is to be appreciated that when in the range of tire steering angle being turned to less than default safe corner, processor
The angular signal that 10 meeting real-time receptions are sent to rotary angle transmitter 20 or steering gear 30, department can could just be made by rejudging and determining
Machine normal control deflecting roller carries out relevant operation, is happened to avoid car door and tire interference.
S16：If tire steering angle is less than default safe corner, judge whether vehicle door status is in an open state.
It is to be appreciated that when if processor 10 judges that tire steering angle is less than default safe corner, illustrate car door and wheel
The risk of tire interference is smaller, judges whether vehicle door status is in an open state again at this time, and instrument can be made to carry out phase according to vehicle door status
It should show.
S17：If vehicle door status is in an open state, the second alarm signal is generated, so that instrument is according to the second alarm signal
It carries out two level and interferes risk alarm.
Specifically, if processor 10 judges that tire steering angle is less than default safe corner and vehicle door status is in an open state
When, the second alarm signal is generated, and the second alarm signal is sent to instrument, it is dry that instrument is based on the second alarm signal progress two level
Relate to risk alarm.Wherein, the intensity of two level interference risk alarm is weaker than the intensity of level-one interference risk alarm, can use yellow alarm
Light is shown.
S18：If vehicle door status is in off state, safety instruction signal is generated, so that the instrument is according to the peace
Full standby signal carries out safety instruction.
If it is to be appreciated that tire steering angle is less than default safe corner, and vehicle door status is in off state, then illustrates vehicle
Door and the risk of tire interference are extremely low, can not possibly occur the case where car door and tire are interfered substantially, send safety to instrument at this time
Standby signal.Instrument can be used green and carry out safety instruction, to prompt the risk of the current car door of driver and tire without interference.
In the present embodiment, result such as following table that the different situations of tire steering angle and vehicle door status to axle are handled
It is shown：
What the present embodiment was provided prevents in the method that car door and tire are interfered, and is preset when tire steering angle is greater than or equal to
Safe corner, and when vehicle door status is in an open state, rotating speed can be reduced by controlling power assistance pump for steering 40, car door is prevented to realize
The purpose interfered with tire, and instrument is made to carry out level-one interference risk alarm, it is worked with reminding driver to control steering gear 30, to keep away
Exempt from car door and tire interference, normal vehicle operation.This prevents the method that car door and tire are interfered, and can make car door and tire anti-interference
In the case that control is not limited to closing of the door, the damage of the door gear caused by car door and tire are interfered is can effectively avoid, is carried
The safety of high vehicle traveling.In the present embodiment, processor 10 can be according to rotary angle transmitter 20 or the corner of the transmission of steering gear 30
Signal calculates tire steering angle, and the purpose for preventing car door and tire from interfering, operation are realized by controlling power assistance pump for steering 40
Process is simple and convenient, without installing travel switch in steering gear 30, also avoids leading to not realize because travel switch fails
The purpose for preventing car door and tire from interfering.
Embodiment 2
Fig. 2 shows the flow charts for preventing car door and the method for tire interference in the present embodiment.This prevents car door and wheel
The method of tire interference is executed by automotive control system.As shown in figure 3, the automotive control system includes processor 10, is mounted on side
Rotary angle transmitter 20 on coil pipe column, is used to provide the steering gear 30 for controlling the steering of vehicle tyre 50 to steering gear 30
The power assistance pump for steering 40 of power steering, the door sensor 60 for sensing vehicle door status.Wherein, rotary angle transmitter 20 is by low
Crimping beam is connected to processor 10, the corner information sensed can be sent to processor 10.Steering gear 30 and vehicle tyre 50
It is connected by mechanical structures such as pull rods, vehicle tyre 50 can be driven to rotate.Power assistance pump for steering 40 is connected to place by controlling harness
Device 10 is managed, and by connecting steering gear 30 into flowline, the control signal that power assistance pump for steering 40 can be sent according to processor 10 is adjusted
The rotating speed for saving itself, to adjust steering oil pressure (i.e. power steering) size provided to steering gear 30, steering gear 30 is according to steering
The steering of the size control vehicle tyre 50 of power-assisted.Door sensor 60 is connected to processor 10 by low voltage wiring harness, can will feel
The car door sensing signal measured is sent to processor 10.As shown in Fig. 2, the method for preventing car door and tire from interfering includes as follows
Step：
S21：Obtain the tire steering angle and vehicle door status of vehicle.
Wherein, the tire steering angle of vehicle is the rotational angle of vehicle tyre 50, and the vehicle door status of vehicle includes opening
Two kinds of state and closed state.Since the phenomenon that car door and tire are interfered is mainly the situation excessive in the tire steering angle of vehicle
It is lower to open what car door was formed, thus the formation of car door and tire interference phenomenon need to meet that tire steering angle is excessive and car door opening this
Two conditions.To avoid the generation of car door and tire interference phenomenon, the tire steering angle and vehicle of vehicle need to be detected and obtained in real time
Door state, and according to tire steering angle and vehicle door status control vehicle tyre 50 rotation and opening/closing door of vehicle, car door is prevented to reach
With the purpose of tire interference.It is to be appreciated that vehicle tire steering angle and vehicle door status acquisition sequence there is no restriction, and
Its processing sequence is also without limitation.In step S21, obtain in the tire steering angle of vehicle and the process of vehicle door status such as embodiment 1
Step S11 is identical, does not repeat one by one herein.In the present embodiment, first to be handled then the vehicle door status of vehicle to vehicle
Tire steering angle handled for be described in detail.
In step S21, the tire steering angle and vehicle door status that obtain vehicle specifically comprise the following steps：
S211：The angular signal that the rotary angle transmitter 20 installed on steering wheel tubular pipe is sent is obtained, or obtains steering gear
30 angular signals sent, and tire steering angle is calculated according to angular signal.
It is to be appreciated that the steering gear 30 that angular signal can be rotated by control vehicle tyre 50 generates and is sent to processing
Device 10 can also be generated by the rotary angle transmitter 20 on steering wheel tubular pipe and be sent to processor by low voltage wiring harness
10.After processor 10 receives angular signal, pre-stored corner conversion relation is inquired, is obtained corresponding with angular signal
Tire steering angle.By taking the angular signal that rotary angle transmitter 20 obtains as an example, sensor is prestored in automotive control system and is turned
The corner conversion relation at angle and tire steering angle converts after processor 10 receives angular signal to obtain tyre revolution
To angle, calculating process is simple and convenient.
S212：The car door sensing signal that door sensor 60 is sent is obtained, vehicle door status is determined according to car door sensing signal.
Wherein, door sensor 60 can be arranged on car door, can also be arranged on doorframe corresponding with car door, vehicle
Then car door sensing signal is sent to place by the car door sensing signal that door sensor 60 is sensed and generated in real time by controlling harness
Manage device 10.The car door sensing signal includes two kinds of vehicle door status of opening state or closed state.
S22：Judge whether vehicle door status is in an open state.
The phenomenon that being interfered due to car door and tire mainly opens car door in the case where the tire steering angle of vehicle is excessive
It is formed, therefore the formation of car door and tire interference phenomenon need to meet that tire steering angle is excessive and car door opening the two conditions.
To avoid the generation of car door and tire interference phenomenon, vehicle door status can be first judged, determine that vehicle door status is opening state or pass
Closed state is respectively processed in conjunction with the case where tire steering angle, to determine the risk of car door and tire interference and corresponding
Processing operation.
S23：If vehicle door status is in an open state, judge whether tire steering angle is greater than or equal to default safe corner.
It wherein, will not be with the rotational angle of car door interference when default safe corner is to determine that vehicle tyre 50 rotates.This reality
It applies in example, when vehicle door status is in an open state, then meets the item of the car door opening in two conditions of car door and tire interference
Part, the risk interfered there are car door and tire are larger；At this point, judging whether tire steering angle is greater than or equal to default safety and turns again
Angle, to determine whether to meet the excessive condition of the tire steering angle in two conditions that car door and tire are interfered, so that it is determined that vehicle
Door and whether tire interferes and corresponding workaround.
S24：If tire steering angle is greater than or equal to default safe corner, first control signal is generated, is helped so as to turn to
Power pump 40 reduces rotating speed according to first control signal.
Specifically, if vehicle door status is in an open state, and tire steering angle is greater than or equal to default safe corner, then handles
Device 10 generates first control signal, and first control signal is sent to power assistance pump for steering 40.Power assistance pump for steering 40 receives
After one control signal, rotating speed is reduced according to first control signal, to reduce steering oil pressure, to reach the work for reducing power steering
With so that the power steering of steering gear 30 is reduced or is disappeared, and is interfered to avoid car door and tire.
Further, if vehicle door status is in an open state, and when tire steering angle is greater than or equal to default safe corner, then
Processor 10 can also generate the first alarm signal, and so that instrument is carried out level-one according to the first alarm signal and interfere risk alarm.Tool
Body, the first alarm signal of generation is sent to instrument by processor 10, and instrument is carried out according to the first alarm signal received
Level-one interferes risk alarm, level-one interference risk alarm to be the maximum alarms of venture entrepreneur of car door and tire interference, can be used
Red alarm light representation.The level-one interference risk alarm shown in instrument gives the specific alarm signal of driver, to remind department
Machine control direction disk rotates, so that the mechanical structures work such as deflecting roller control pull rod, tire steering angle is turned to less than default
The range of safe corner.It is to be appreciated that when in the range of tire steering angle being turned to less than default safe corner, processor
The angular signal that 10 meeting real-time receptions are sent to rotary angle transmitter 20 or steering gear 30, driver could be made just by rejudging and determining
Often control deflecting roller carries out relevant operation, is happened to avoid car door and tire interference.
S25：If tire steering angle is less than default safe corner, the second alarm signal is generated, so that instrument is according to second
Alarm signal carries out two level and interferes risk alarm.
Specifically, if processor 10 judges that vehicle door status is in an open state, and tire steering angle is less than default safe corner,
The second alarm signal is generated, and the second alarm signal is sent to instrument, instrument is based on the second alarm signal and carries out two level interference
Risk alarm.Wherein, the intensity of two level interference risk alarm is weaker than the intensity of level-one interference risk alarm, can use yellow alarm lamp
Light is shown.It is to be appreciated that if tire steering angle is less than default safe corner, illustrate the risk pole of car door and tire interference
It is low, do not meet the excessive condition of tire steering angle in two conditions of car door and tire interference, therefore, although car door shape
State is in an open state, and the phenomenon that car door and tire interference will not occurs.
S26：If vehicle door status is in off state, judge whether tire steering angle is greater than or equal to default safe corner.
It wherein, will not be with the rotational angle of car door interference when default safe corner is to determine that vehicle tyre 50 rotates.This reality
It applies in example, when vehicle door status is in off state, is unsatisfactory for car door and the car door opening in further two conditions of tire
The risk of condition, car door and tire interference is smaller；At this point, judging whether tire steering angle is greater than or equal to default safety and turns again
Angle, to determine whether to meet the excessive condition of the tire steering angle in two conditions that car door and tire are interfered, so that it is determined that vehicle
Door and whether tire interferes and corresponding workaround.
S27：If tire steering angle is greater than or equal to default safe corner, second control signal is generated, according to the second control
Signal shielding door contact interrupter processed.
Specifically, if processor 10 judges that vehicle door status is in off state, and tire steering angle is greater than or equal to default peace
Full corner, then processor 10 generates second control signal, and second control signal is sent to Car's door controlling device.Car's door controlling device
Second control signal is received, and second control signal shielding door contact interrupter is beaten with preventing car door opening to avoid car door
The interference of vehicle tyre 50 for being greater than or equal to default safe corner with tire steering angle is opened, is damaged so as to cause car door, or even draw
Send out safety accident.
Further, if vehicle door status is in an open state, and when tire steering angle is greater than or equal to default safe corner, place
It manages device 10 and generates the second alarm signal, so that instrument carries out two level according to the second alarm signal interferes risk alarm.Specifically, locate
Second alarm signal of generation is sent to instrument by reason device 10, and instrument carries out two level interference according to the second alarm signal received
Risk alarm.Wherein, the intensity of two level interference risk alarm is weaker than the intensity of level-one interference risk alarm, can use yellow alarm lamp
Light is shown.After driver sees the corresponding yellow alarm light of two level interference risk alarm that instrument is shown, control direction disk is needed to turn
It is dynamic to make the mechanical structures work such as deflecting roller control pull rod so that samsara turned to just, tire steering angle is turned to be less than and is preset
The range of safe corner.It is to be appreciated that when in the range of tire steering angle being turned to less than default safe corner, processor
The angular signal that 10 meeting real-time receptions are sent to rotary angle transmitter 20 or steering gear 30, department can could just be made by rejudging and determining
Machine normal control deflecting roller carries out relevant operation, is happened to avoid car door and tire interference.
S28：If tire steering angle is less than default safe corner, generate safety instruction signal so that the instrument according to
The safety instruction signal carries out safety instruction.
Specifically, if vehicle door status is in off state and tire steering angle is less than default safe corner, car door and tire
Two conditions of interference are unsatisfactory for so that car door and tire interference risk are extremely low, can not possibly occur car door substantially and tire is dry
The case where relating to.At this point, processor 10 is not handled power assistance pump for steering 40 and door contact interrupter, to ensure the normal row of vehicle
It sails.Moreover, when vehicle door status is in off state and tire steering angle is less than default safe corner, safety instruction signal is generated simultaneously
It is sent to instrument, so that instrument carries out safety instruction according to safety instruction signal.In the present embodiment, green can be used in instrument
Safety instruction is carried out, to prompt the risk of the current car door of driver and tire without interference.
In the present embodiment, result such as following table that the different situations of vehicle door status and tire steering angle to axle are handled
It is shown：
What the present embodiment was provided prevents in the method that car door and tire are interfered, and is preset when tire steering angle is greater than or equal to
Safe corner, and when vehicle door status is in an open state, rotating speed can be reduced by controlling power assistance pump for steering 40, car door is prevented to realize
The purpose interfered with tire, and instrument is made to carry out level-one interference risk alarm, it is worked with reminding driver to control steering gear 30, to keep away
Exempt from car door and tire interference, normal vehicle operation.This prevents the method that car door and tire are interfered, and can make car door and tire anti-interference
In the case that control is not limited to closing of the door, the damage of the door gear caused by car door and tire are interfered is can effectively avoid, is carried
The safety of high vehicle traveling.In the present embodiment, processor 10 can be according to rotary angle transmitter 20 or the corner of the transmission of steering gear 30
Signal calculates tire steering angle, and the purpose for preventing car door and tire from interfering, operation are realized by controlling power assistance pump for steering 40
Process is simple and convenient, without installing travel switch in steering gear 30, also avoids leading to not realize because travel switch fails
The purpose for preventing car door and tire from interfering.
In embodiment 1 and embodiment 2, this prevent method that car door and tire interfere can also the current vehicle speed based on vehicle into
Row processing, to achieve the purpose that prevent car door and tire from interfering.Specifically, which further includes
Following steps：
S01：Obtain the current vehicle speed of vehicle.
Specifically, it obtains the current vehicle speed of vehicle in real time by vehicle speed sensor, and current vehicle speed is sent to processor
10。
S02：Determine whether vehicle is in safe door opening state according to current vehicle speed.
Specifically, if the current vehicle speed of vehicle is zero, is less than or equal to a certain safe enabling speed, vehicle is in safety
Door opening state.Conversely, if the current vehicle speed of vehicle is more than a certain safe enabling speed, assert that vehicle is in non-security enabling shape
State.Wherein, safe enabling speed refers to that can make the speed of car door opening.
S03：If being in non-security door opening state, interlocking signal is generated, door contact interrupter is shielded according to interlocking signal, and make
30 normal rotation of steering gear.
Specifically, if vehicle is in non-security door opening state, processor 10 restores normal logic, generates interlocking signal,
So that car door is interlocked with tire, so as to shield door contact interrupter during vehicle behavior, car door opening is prevented, and make steering gear 30 just
Often rotation, even if vehicle tyre 50 can normal use.
S04：If being in safe door opening state, first control signal is sent to power assistance pump for steering 40, so that power assistance pump for steering
40 reduce rotating speed according to first control signal, and car door is allow normally to open or close.
Embodiment 3
The present embodiment provides a kind of non-volatile computer readable storage medium storing program for executing.The non-volatile computer readable storage medium
For storing multiple computer executable instructions, the computer executable instructions are executed matter by multiple processors 10 so that more
A processor 10 executes the method for preventing car door and tire from interfering in embodiment 1 or 2, to avoid repeating, here no longer
It repeats.
Embodiment 4
The present embodiment provides a kind of wheeled vehicles.The wheeled vehicle includes memory (not shown), processor 10, peace
Rotary angle transmitter 20 on steering wheel tubular pipe, is used for the steering gear 30 for controlling the steering of vehicle tyre 50 to steering gear
30 provide the power assistance pump for steering 40 of power steering and the door sensor 60 for sensing vehicle door status.Wherein, it is deposited on memory
Computer program is contained, being realized when computer program is executed by processor in embodiment 1 or 2 prevents car door and tire from interfering
The step of method.Wherein, rotary angle transmitter 20 is connected to processor 10 by low voltage wiring harness, can send out the corner information sensed
Give processor 10.Steering gear 30 is connected with vehicle tyre 50 by mechanical structures such as pull rods, and vehicle tyre 50 can be driven to rotate.
Power assistance pump for steering 40 is connected to processor 10 by controlling harness, and by connecting steering gear 30, power assistance pump for steering into flowline
The 40 control signals that can be sent according to processor 10, adjust the rotating speed of itself, to adjust the steering oil pressure provided to steering gear 30
(i.e. power steering) size, steering gear 30 control the steering of vehicle tyre 50 according to the size of power steering.Door sensor 60
It is connected to processor 10 by low voltage wiring harness, the car door sensing signal sensed can be sent to processor 10.
Those of ordinary skill in the art may realize that moulds described in conjunction with the examples disclosed in the embodiments of the present disclosure
Block and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the module, only
A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple module or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, device or module
It connects, can be electrical, machinery or other forms.
The module illustrated as separating component may or may not be physically separated, aobvious as module
The component shown may or may not be physical module, you can be located at a place, or may be distributed over multiple
On network module.Some or all of module therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each function module in each embodiment of the present invention can be integrated in a processing module, it can also
That modules physically exist alone, can also two or more modules be integrated in a module.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can to store program code
Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of method for preventing car door and tire from interfering, which is characterized in that including：
Obtain the tire steering angle and vehicle door status of vehicle；
Judge whether the tire steering angle is greater than or equal to default safe corner, and judges whether the vehicle door status is opening
State；
If the tire steering angle is greater than or equal to the default safe corner, and the vehicle door status is in an open state, then is produced
Raw first control signal, so that power assistance pump for steering reduces rotating speed according to the first control signal.
2. the method according to claim 1 for preventing car door and tire from interfering, which is characterized in that if the tire steering angle
More than or equal to the default safe corner, and the vehicle door status is in an open state, and also generates the first alarm signal, and make instrument
Table carries out level-one according to first alarm signal and interferes risk alarm.
3. the method according to claim 1 for preventing car door and tire from interfering, which is characterized in that if the tire steering angle
More than or equal to the default safe corner, and the vehicle door status is in off state, then generates second control signal, with basis
The second control signal shields door contact interrupter.
4. the method according to claim 3 for preventing car door and tire from interfering, which is characterized in that if the tire steering angle
It is in off state more than or equal to the default safe corner and the vehicle door status, also generates the second alarm signal, and make instrument
Table carries out two level according to second alarm signal and interferes risk alarm.
5. the method according to claim 1 for preventing car door and tire from interfering, which is characterized in that if the tire steering angle
Less than the default safe corner, and the vehicle door status is in an open state, then generates the second alarm signal, and make instrument according to
Second alarm signal carries out two level and interferes risk alarm.
6. the method according to claim 1 for preventing car door and tire from interfering, which is characterized in that if the tire steering angle
Less than the default safe corner, and the vehicle door status is in off state, then generates safety instruction signal, so that the instrument
Safety instruction is carried out according to the safety instruction signal.
7. the method according to claim 1 for preventing car door and tire from interfering, which is characterized in that further include：Obtain vehicle
Current vehicle speed, according to the current vehicle speed determine the vehicle whether be in safe door opening state；If being in non-security enabling
State then generates interlocking signal, shields the door contact interrupter according to the interlocking signal, and make steering gear normal rotation.
8. the method according to claim 1 for preventing car door and tire from interfering, which is characterized in that the wheel for obtaining vehicle
Tire steering angle and vehicle door status include：
The angular signal that the rotary angle transmitter installed on steering wheel tubular pipe is sent is obtained, or obtains the corner letter that steering gear is sent
Number, and the tire steering angle is calculated according to the angular signal；
The car door sensing signal that door sensor is sent is obtained, the vehicle door status is determined according to the car door sensing signal.
9. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program quilt
The step of method for preventing car door and tire from interfering described in claim any one of 1-8 is realized when processor executes.
10. a kind of wheeled vehicle, including memory and processor, computer program, the calculating are stored on the memory
The method that claim 1-8 any one of them prevents car door and tire from interfering is realized when machine program is executed by the processor
Step.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710259658.8A CN108725153B (en) | 2017-04-20 | 2017-04-20 | Method for preventing interference between vehicle door and tire, storage medium, and wheeled vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710259658.8A CN108725153B (en) | 2017-04-20 | 2017-04-20 | Method for preventing interference between vehicle door and tire, storage medium, and wheeled vehicle |
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| CN108725153A true CN108725153A (en) | 2018-11-02 |
| CN108725153B CN108725153B (en) | 2020-12-25 |
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| CN111251845A (en) * | 2018-11-30 | 2020-06-09 | 现代自动车株式会社 | System and method for preventing interference between a relatively sliding door and a wheel |
| CN111591116A (en) * | 2019-02-20 | 2020-08-28 | 丰田自动车株式会社 | Vehicle with a steering wheel |
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| CN111251845A (en) * | 2018-11-30 | 2020-06-09 | 现代自动车株式会社 | System and method for preventing interference between a relatively sliding door and a wheel |
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| JP2020131983A (en) * | 2019-02-20 | 2020-08-31 | トヨタ自動車株式会社 | vehicle |
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| Publication number | Publication date |
|---|---|
| CN108725153B (en) | 2020-12-25 |
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