CN110901612B - Anti-interference safety anti-disturbance braking method for steering wheel - Google Patents
Anti-interference safety anti-disturbance braking method for steering wheel Download PDFInfo
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- CN110901612B CN110901612B CN201911075778.8A CN201911075778A CN110901612B CN 110901612 B CN110901612 B CN 110901612B CN 201911075778 A CN201911075778 A CN 201911075778A CN 110901612 B CN110901612 B CN 110901612B
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000003068 static effect Effects 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 3
- 238000000638 solvent extraction Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 description 4
- 206010010071 Coma Diseases 0.000 description 3
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- 238000002955 isolation Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
- B60T7/14—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger operated upon collapse of driver
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/02—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver
- B60K28/06—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
- B60K28/063—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver preventing starting of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
- B62D1/046—Adaptations on rotatable parts of the steering wheel for accommodation of switches
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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Steering Controls (AREA)
Abstract
The invention discloses an anti-interference safe anti-disturbance braking method for a steering wheel, which comprises the following steps: dividing an automobile steering wheel main body into three subareas according to a position area where a driver holds the steering wheel by two hands when an automobile runs, wherein each subarea is respectively provided with a touch switch component; when an emergent passenger robs the steering wheel, or a driver emergencies and the body of the driver falls to the steering wheel, the steering wheel is acted by at least three or more external forces, firstly, whether the touch detection components of the three subareas on the steering wheel main body are simultaneously conducted is judged, and if not, the automobile normally runs; if the touch detection assemblies of the three subareas are conducted at the same time, the existing ECU system of the automobile detects disturbance information of the touch switch assembly, sends a flameout signal to the original ignition device of the automobile, cuts off the output ignition end of the original ignition device of the automobile, and the generator stalls; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system to send brake information, and the automobile is braked till the automobile stops. The invention greatly ensures the running safety performance of the vehicle and is simple and reliable.
Description
Technical Field
The invention relates to the technical field of safe operation of vehicles, in particular to an anti-interference safe anti-disturbance braking method for a steering wheel.
Background
In the operation of the existing bus or large-scale passenger car, because of contradiction between passengers and drivers, passengers compete for a steering wheel sometimes, some bus operation enterprises can spend thousands of yuan to avoid harassment or interference of other passengers by adopting a method of installing passenger and driver isolation walls, so that the internal design of a carriage is destroyed, inconvenience is brought to the work of the drivers, and once the bus is operated, traffic accidents occur, and the isolation walls seriously obstruct the escape of the drivers.
In addition, once a driver suddenly catches an emergency, the potential safety hazard of running the vehicle still exists, so an anti-interference safety disturbance-prevention braking method for the steering wheel is needed to overcome the defects.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the anti-interference, safe and disturbance-proof braking method for the steering wheel, which has high safety performance, is simple and convenient, can eliminate the traffic safety hidden trouble caused by the interference of passengers on the steering wheel in driving, can also eliminate the traffic safety hidden trouble caused by the emergency and coma of a driver, and has reliable work, convenient installation and low price.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an anti-interference safety disturbance-prevention braking method for a steering wheel is characterized by comprising the following steps:
dividing an automobile steering wheel main body into three subareas according to a position area where a driver holds the steering wheel by two hands when an automobile runs, wherein each subarea is respectively provided with a touch switch component;
in the running process of the automobile, when an emergent passenger robs a steering wheel, or a driver emergencies and the body of the driver falls to the steering wheel, when the steering wheel is acted by at least three or more external forces, firstly, whether touch detection components of three subareas on a steering wheel main body are simultaneously conducted is judged, and if not, the automobile runs normally;
if the touch detection assemblies of the three subareas are conducted at the same time, the existing ECU system of the automobile detects disturbance information of the touch switch assembly, sends a flameout signal to the original ignition device of the automobile, cuts off the output ignition end of the original ignition device of the automobile, and the generator stalls; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system to send brake information, and the automobile is braked till the automobile stops.
An anti-interference safe anti-harassment braking method for a steering wheel comprises the following specific steps:
the method comprises the following steps of steering wheel partitioning, namely, dividing the steering wheel main body into three partitions which are respectively: a first hand-held grip region, a second hand-held grip region, and an anti-disturbance braking region located in a region other than the first hand-held grip region and the second hand-held grip region of the steering wheel main body;
a step of setting a trigger switch group, wherein a first trigger switch group, a third trigger switch group and a second trigger switch group which are sequentially connected in series are respectively arranged in a first handheld holding area, a second handheld holding area and an anti-harassment braking area; the first trigger switch group, the third trigger switch group and the second trigger switch group are also connected in series with a power supply for supplying power to the first trigger switch group, the third trigger switch group and the second trigger switch group;
in the anti-harassment execution judgment step, when a driver touches any one or two groups of switches among the second trigger switch group, the first trigger switch group and the third trigger switch group in the running process of the vehicle, the second trigger switch group, the first trigger switch group and the third trigger switch group are in an open circuit state, an execution judgment device connected with the existing ECU system of the vehicle detects that no signal is output, the existing ECU system of the vehicle keeps the original ignition device of the vehicle to normally run, and the vehicle normally runs;
when an emergent passenger snatches the steering wheel, or a driver emergently catches the vehicle, and the body of the driver is reversed to the steering wheel, when the steering wheel is acted by at least three or more external forces, the second trigger switch group in the anti-harassment braking area is touched to be conducted, at the moment, the power supply of the second trigger switch group, the first trigger switch group and the third trigger switch group is conducted simultaneously, after the execution judging device detects a touch switch signal, a braking flameout signal is transmitted and output to the existing ECU system of the vehicle, after the existing ECU system of the vehicle receives the braking flameout signal, a flameout signal is sent to the original ignition device of the vehicle, the output ignition end of the original ignition device of the vehicle is cut off, and the generator is flameout; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system, and the automobile is braked till the automobile stops.
Further, the first trigger switch group, the third trigger switch group and the second trigger switch group are pressure sensor groups or temperature sensing switch groups.
Furthermore, the first trigger switch group, the third trigger switch group and the second trigger switch group adopt infrared sensing switch groups or touch sensing switches.
Further, the method for dividing the automobile steering wheel main body into three zones according to the position area of the steering wheel held by the driver with both hands during the operation of the automobile comprises the following steps: the automobile steering wheel comprises a left holding area, a right holding area and an upper anti-harassment braking area, wherein the left holding area and the right holding area are positioned at the positions of holding the steering wheel when the automobile is in a straight-ahead driving state, the left holding area and the right holding area, namely a first holding area and a second holding area, respectively occupy one third of the circumferential area of an automobile steering wheel main body, the borders of the first holding area and the second holding area are consistent with the straight-ahead driving line when the automobile is in the straight-ahead driving state, and the central area of the automobile steering wheel main body is set to be in the range of the anti-harassment braking area.
Furthermore, the distance between the mutual connection positions of the first handheld area, the second handheld area and the disturbance prevention braking area is 80 mm.
Further, the harassment prevention execution judgment step also comprises a normal reset step, wherein a reset switch button is pressed, the execution judgment device is disconnected with the power supply, the execution judgment device stops running, and the automobile recovers to be normal.
The execution judging device comprises an executing device for executing a braking signal and a flameout signal and an executing controller for receiving the executing device signal, the input end of the executing device is connected with an anti-harassment braking circuit, the output end of the executing device is connected with the input end of the executing controller, the output end of the executing controller is connected with the existing ECU system of the automobile, and the executing device adopts a starting relay K3 which is a double-throw switch; the static contact of the dynamic closing relay K1, the lower end of the coil of the circulating brake relay K2 and the static contact of the circulating brake relay K2 are connected with the lower end of the coil of the starting relay K3; the normally closed contact of the starting relay K3 is connected with an ignition signal control line of the execution controller, and the normally open contact of the starting relay K3 is connected with a brake control line of the execution controller.
The anti-harassment brake circuit comprises a circulating brake relay K2 and a dynamic closing relay K1 for starting the circulating brake relay K2 to be electrified;
the other end of the third trigger switch group is connected with the lower end of a coil of a dynamic closing relay K1, the upper end of the coil of the dynamic closing relay K1 and the movable contact of the dynamic closing relay K1 are both connected with the positive electrode of a power supply, the movable contact of the dynamic closing relay K1 is also connected with the movable contact of a circulating brake relay K2, the upper end of the coil of the circulating brake relay K2 is connected with an execution judgment device (500), and the other ends of the execution device and the second trigger switch group are both connected with the other end of a reset switch (700).
The first trigger switch group (100) comprises a first micro trigger switch, a second micro trigger switch, a third micro trigger switch, a fourth micro trigger switch, a fifth micro trigger switch, a sixth micro trigger switch, a seventh micro trigger switch and an eighth micro trigger switch which are connected in parallel;
the third trigger switch group (300) comprises a seventeenth micro trigger switch, an eighteenth micro trigger switch, a nineteenth micro trigger switch, a twentieth micro trigger switch, a twenty-first micro trigger switch, a twenty-second micro trigger switch, a twenty-third micro trigger switch and a twenty-fourth micro trigger switch which are connected in parallel;
the second trigger switch group comprises a ninth micro trigger switch, a tenth micro trigger switch, an eleventh micro trigger switch, a twelfth micro trigger switch, a thirteenth micro trigger switch, a fourteenth micro trigger switch, a fifteenth micro trigger switch and a sixteenth micro trigger switch which are mutually connected in parallel and are arranged in the upper area, and a twenty-fifth micro trigger switch, a twenty-sixth micro trigger switch, a twenty-seventh micro trigger switch, a twenty-eighth micro trigger switch, a twenty-ninth micro trigger switch and a thirty micro trigger switch which are arranged in the middle area.
The distance between the first miniature trigger switch and the twenty-fourth miniature trigger switch, the distance between the eighth miniature trigger switch and the ninth miniature trigger switch, the distance between the sixteenth miniature trigger switch and the seventeenth miniature trigger switch are 80mm, and the distances between the other miniature trigger switches are 5mm, so that the miniature trigger switches of any two areas contacted by two hands are closed when the vehicle runs; the miniature trigger switch in the third area of the steering wheel is conditionally closed only when the steering wheel is subjected to a third force.
The invention has the following beneficial effects:
the method greatly improves the driving safety, and thoroughly eliminates the traffic safety hidden trouble caused by the interference of passengers on the steering wheel in driving; the traffic safety hidden trouble caused by the driver's emergency and coma in driving is prevented; according to the invention, the steering wheel is divided into three distinguished switch components according to the holding area, when an emergent passenger robs the steering wheel, or a driver emergencies, and the body of the driver falls to the steering wheel, the steering wheel is subjected to at least three or more external forces, the three regional switch components are simultaneously conducted, the automobile is braked and flamed out, the driving safety is greatly ensured, and the purpose of disturbance prevention is achieved, so that the steering wheel is suitable for all vehicles; the system has expansibility, and can increase control objects according to needs and expand the control range.
Drawings
FIG. 1 is a schematic flow chart of a braking control method according to the present invention;
FIG. 2 is a schematic diagram of the operation of the present embodiment;
FIG. 3 is a schematic view of a steering wheel switch assembly according to the present embodiment;
FIG. 4 is a circuit diagram of the anti-interference safety anti-harassment brake of the present embodiment;
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In this embodiment:
referring to fig. 1, the present embodiment provides an anti-interference safety anti-harassment braking method for a steering wheel, which includes: firstly, dividing an automobile steering wheel main body into three subareas according to a position area of a steering wheel held by two hands of a driver when an automobile runs, wherein each subarea is respectively provided with a touch switch component; then, in the running process of the vehicle, when an emergent passenger robs the steering wheel, or a driver emergencies and the body of the driver falls to the steering wheel, the steering wheel is acted by at least three or more external forces, whether the touch detection components of the three subareas on the steering wheel main body are conducted at the same time is judged, and if not, the vehicle runs normally; if the touch detection assemblies of the three subareas are conducted at the same time, the existing ECU system of the automobile detects disturbance information of the touch switch assembly, sends a flameout signal to the original ignition device of the automobile, cuts off the output ignition end of the original ignition device of the automobile, and the generator stalls; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system to send brake information, and the automobile is braked till the automobile stops. The invention relates to the technology in the field of vehicle safe operation, which more meets the anti-interference requirement of a steering wheel in vehicle operation, mainly aims at the problem that the steering wheel of an automobile is interfered by passengers or a driver suddenly catches an emergency in the vehicle operation, and realizes the safe operation of the vehicle through scientific and ingenious design.
To better illustrate the implementation process of the present invention, the method of this embodiment includes the following specific steps:
the method comprises the following steps of steering wheel partitioning, namely, dividing the steering wheel main body into three partitions which are respectively: a first hand-held grip region, a second hand-held grip region, and an anti-disturbance braking region located in a region other than the first hand-held grip region and the second hand-held grip region of the steering wheel main body;
a step of setting a trigger switch group, wherein a first trigger switch group, a third trigger switch group and a second trigger switch group which are sequentially connected in series are respectively arranged in a first handheld holding area, a second handheld holding area and an anti-harassment braking area; the first trigger switch group, the third trigger switch group and the second trigger switch group are also connected in series with a power supply for supplying power to the first trigger switch group, the third trigger switch group and the second trigger switch group;
in the anti-harassment execution judgment step, when a driver touches any one or two groups of switches among the second trigger switch group, the first trigger switch group and the third trigger switch group in the running process of the vehicle, the second trigger switch group, the first trigger switch group and the third trigger switch group are in an open circuit state, an execution judgment device connected with the existing ECU system of the vehicle detects that no signal is output, the existing ECU system of the vehicle keeps the original ignition device of the vehicle to normally run, and the vehicle normally runs;
when an emergent passenger snatches the steering wheel, or a driver emergently catches the vehicle, and the body of the driver is reversed to the steering wheel, when the steering wheel is acted by at least three or more external forces, the second trigger switch group in the anti-harassment braking area is touched to be conducted, at the moment, the power supply of the second trigger switch group, the first trigger switch group and the third trigger switch group is conducted simultaneously, after the execution judging device detects a touch switch signal, a braking flameout signal is transmitted and output to the existing ECU system of the vehicle, after the existing ECU system of the vehicle receives the braking flameout signal, a flameout signal is sent to the original ignition device of the vehicle, the output ignition end of the original ignition device of the vehicle is cut off, and the generator is flameout; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system, and the automobile is braked till the automobile stops.
Therefore, the anti-interference steering wheel integrates the steering wheel main body, the trigger switch and the relay into a whole, and has the basic working principle that: when the vehicle is in operation, the steering wheel only receives two external forces effects (driver's left hand and right hand) at most, and when the steering wheel received the effect of third external force, can regard as: the interference of passengers to the steering wheel or the emergency of drivers, the action of body to the external force of the steering wheel. The anti-interference steering wheel detects external force acting on the steering wheel in real time, and when the steering wheel is subjected to more than two external forces, the relay is started, the engine is turned off, and meanwhile braking measures are taken for running vehicles until the vehicles stop.
Referring to fig. 2, in order to implement the technical solution of the present invention, the three zones on the steering wheel are provided with the photoelectric sensing switches or the pressure sensitive switches, etc., the photoelectric sensing switches and the pressure sensitive switches can be provided to the whole zone, each zone can be used as a single switch, or each zone can be provided with a plurality of photoelectric sensing switches or pressure sensitive switches connected in parallel, or two of the photoelectric sensing switches or pressure sensitive switches are mixed. To illustrate the significant advancement of the present invention, the present embodiment employs a plurality of pressure sensitive switches connected in parallel for each section, and the sections on the steering wheel are as follows:
the steering wheel main body of the embodiment comprises an inner ring and an outer ring, wherein the outer ring is divided into a lower right area, an upper area and a lower left area; the first handheld holding area is located in the lower right area of the outer ring, the second handheld holding area is located in the lower left area of the outer ring, and the disturbance prevention braking area is located in the upper area of the outer ring and the inner ring. The first trigger switch group 100 and the third trigger switch group 300 are respectively installed in a first handheld area and a second handheld area, and the second trigger switch group 200 is installed in an anti-disturbance braking area. The second trigger switch group 200, the first trigger switch group 100, the third trigger switch group 300, the power supply 600 and the anti-harassment brake circuit 400 are sequentially connected in series, and when the automobile is in a starting running state, the anti-harassment brake circuit 400 is connected with an original ignition device 820 of the automobile through an execution device (510).
The first trigger switch group 100 of the present embodiment includes a first micro trigger switch 1, a second micro trigger switch 2, a third micro trigger switch 3, a fourth micro trigger switch 4, a fifth micro trigger switch 5, a sixth micro trigger switch 6, a seventh micro trigger switch 7, and an eighth micro trigger switch 8, which are connected in parallel. The third trigger switch group 300 includes a seventeenth micro trigger switch 17, an eighteenth micro trigger switch 18, a nineteenth micro trigger switch 19, a twentieth micro trigger switch 20, a twenty-first micro trigger switch 21, a twenty-second micro trigger switch 22, a twenty-third micro trigger switch 23, and a twenty-fourth micro trigger switch 24, which are connected in parallel to each other. The second trigger switch group 200 includes a ninth micro trigger switch 9, a tenth micro trigger switch 10, an eleventh micro trigger switch 11, a twelfth micro trigger switch 12, a thirteenth micro trigger switch 13, a fourteenth micro trigger switch 14, a fifteenth micro trigger switch 15, a sixteenth micro trigger switch 16, and a twenty-fifth micro trigger switch 25, a twenty-sixth micro trigger switch 26, a twenty-seventh micro trigger switch 27, a twenty-eighth micro trigger switch 28, a twenty-ninth micro trigger switch 29, and a thirty micro trigger switch 30, which are installed in parallel to each other, in an upper region. The distance between the first miniature trigger switch 1 and the twenty-fourth miniature trigger switch 24, between the eighth miniature trigger switch 8 and the ninth miniature trigger switch 9, and between the sixteenth miniature trigger switch 16 and the seventeenth miniature trigger switch 17 is 80 mm. The distance between the other micro trigger switches is 5mm, so that the driver can only contact any two areas of the right lower area, the left lower area, the upper area and the middle area with both hands in operation, and the micro trigger switches of any two areas with both hands in contact are closed. Only when the steering wheel is subjected to a third force (passenger third hand or driver body) will the miniature trigger switch in the third region of the steering wheel be conditionally closed.
In addition, the anti-harassment braking circuit 400 adopted in the embodiment comprises a circulating braking relay K2 used for starting the execution device (510) to be connected with the existing braking system of the automobile, and a dynamic closing relay K1 used for starting the circulating braking relay K2 to be electrified; the other end of the third trigger switch group 300 is connected with the lower end of a coil of a dynamic closing relay K1, the upper end of the coil of the dynamic closing relay K1 and the movable contact of the dynamic closing relay K1 are both connected with the positive pole of the power supply 600, the movable contact of the dynamic closing relay K1 is also connected with the movable contact of a circulating brake relay K2, the upper end of the coil of the circulating brake relay K2 is connected with the execution device 510, and the other ends of the execution device 510 and the second trigger switch group 200 are both connected with the other end of the reset switch 700. The actuating device 510 adopts a starting relay K3 which is a double-throw switch, and the static contact of a dynamic closing relay K1, the lower end of a coil of a circulating braking relay K2 and the static contact of a circulating braking relay K2 are connected with the lower end of the coil of a starting relay K3; the normally closed contact of the starting relay K3 is connected with the original ignition device 820 of the automobile, and the normally open contact of the starting relay K3 is connected with the braking system.
The actuating device 510 adopts a starting relay K3 which is a double-throw switch, and the static contact of the dynamic closing relay K1, the lower end of the coil of the circulating braking relay K2 and the static contact of the circulating braking relay K2 are all connected with the lower end of the coil of the starting relay K3; the normally closed contact of the starting relay K3 is connected with the original ignition device 820 of the automobile, and the normally open contact of the starting relay K3 is connected with the existing brake system.
Referring to fig. 3 and 4, when a vehicle runs normally, a driver holds a steering wheel with two hands or one hand, the steering wheel is only acted by two external forces, the micro trigger switches in any two or one area of the right lower part, the left lower part and the upper middle part of the micro trigger switch group of the steering wheel are closed, the other group of micro trigger switches are opened, the K1-dynamic close relay does not work, and the K2-dynamic close relay contact is normally open; k3- -relays 30 to 87a are turned on, K3- -relay 30 terminal provides 12 voltage to ECM, engine is working normally. At the same time, K3- -relays 30 to 87 are open and the vehicle decelerates without braking.
When an emergency passenger robs the steering wheel, or a driver emergently catches the steering wheel, and the body of the driver falls to the steering wheel, the steering wheel is subjected to at least three external forces, the micro trigger switches in the three areas of the right lower area, the left lower area and the upper middle area of the micro trigger switch group of the steering wheel are closed, the K1 and the K2 dynamic close relays work, the K3 relay synchronously works, the K3-relay 30 terminal disconnects the voltage of the ECM 12, and the engine stalls. Meanwhile, K3-relays 30-87 are conducted, and K3-relay 30 provides 12 voltages for the braking system of the vehicle, so that the braking of the vehicle is decelerated. Therefore, when an emergency passenger snatchs the steering wheel or a driver emergencies, the engine automatically stalls, the vehicle automatically stops, the vehicle can recover to be normal only after the reset switch 700 is pressed, otherwise, the vehicle is always in a stopping state, so that the safety of the vehicle running is ensured when the passenger snatchs the steering wheel or the driver emergencies.
Based on the above, in the embodiment, the traffic safety hidden danger caused by the interference of the passenger on the steering wheel in the driving process is thoroughly eliminated; the traffic safety hidden trouble caused by the driver's emergency and coma in driving is prevented; the invention only needs the wire harness, 30 micro trigger switches and 4 relays, is convenient to install and has low cost; the invention is suitable for all vehicles; the system has expansibility, and can increase control objects according to needs and expand the control range.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. An anti-interference safety disturbance-prevention braking method for a steering wheel is characterized in that,
dividing an automobile steering wheel main body into three subareas according to a position area where a driver holds the steering wheel by two hands when an automobile runs, wherein each subarea is respectively provided with a touch switch component;
in the running process of the automobile, when an emergent passenger robs a steering wheel, or a driver emergencies and the body of the driver falls to the steering wheel, when the steering wheel is acted by at least three or more external forces, firstly, whether touch detection components of three subareas on a steering wheel main body are simultaneously conducted is judged, and if not, the automobile runs normally;
if the touch detection assemblies of the three subareas are conducted at the same time, the existing ECU system of the automobile detects disturbance information of the touch switch assembly, sends a flameout signal to the original ignition device of the automobile, cuts off the output ignition end of the original ignition device of the automobile, and the generator stalls; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system to send brake information, and the automobile is braked to stop;
first trigger switch group (100), third trigger switch group (300) and second trigger switch group (200) are pressure sensor group or temperature-sensing switch group, what first trigger switch group (100), third trigger switch group (300) and second trigger switch group (200) adopted is infrared ray induction switch group or touch-control induction switch, according to the position area that driver's both hands were held the steering wheel during automobile operation, divide into three subregion methods with the car steering wheel main part and do: the anti-harassment braking method comprises the following specific steps of:
the method comprises the following steps of steering wheel partitioning, namely, dividing the steering wheel main body into three partitions which are respectively: a first hand-held grip region, a second hand-held grip region, and an anti-disturbance braking region located in a region other than the first hand-held grip region and the second hand-held grip region of the steering wheel main body;
a step of setting a trigger switch group, wherein a first trigger switch group, a third trigger switch group and a second trigger switch group which are sequentially connected in series are respectively arranged in a first handheld holding area, a second handheld holding area and an anti-harassment braking area; the first trigger switch group, the third trigger switch group and the second trigger switch group are also connected in series with a power supply for supplying power to the first trigger switch group, the third trigger switch group and the second trigger switch group;
in the anti-harassment execution judgment step, when a driver touches any one or two groups of switches among the second trigger switch group, the first trigger switch group and the third trigger switch group in the running process of the vehicle, the second trigger switch group, the first trigger switch group and the third trigger switch group are in an open circuit state, an execution judgment device connected with the existing ECU system of the vehicle detects that no signal is output, the existing ECU system of the vehicle keeps the original ignition device of the vehicle to normally run, and the vehicle normally runs;
when an emergent passenger snatches the steering wheel, or a driver emergently catches the vehicle, and the body of the driver is reversed to the steering wheel, when the steering wheel is acted by at least three or more external forces, the second trigger switch group in the anti-harassment braking area is touched to be conducted, at the moment, the power supply of the second trigger switch group, the first trigger switch group and the third trigger switch group is conducted simultaneously, after the execution judging device detects a touch switch signal, a braking flameout signal is transmitted and output to the existing ECU system of the vehicle, after the existing ECU system of the vehicle receives the braking flameout signal, a flameout signal is sent to the original ignition device of the vehicle, the output ignition end of the original ignition device of the vehicle is cut off, and the generator is flameout; meanwhile, the existing ECU system of the automobile outputs voltage to the brake output end of the existing automobile brake system, the automobile is braked to stop, the anti-harassment execution judgment step also comprises a normal reset step, a reset switch button is pressed, the execution judgment device is disconnected with a power supply, the execution judgment device stops running, the automobile recovers to be normal, the execution judgment device comprises an execution device for executing a brake signal and a flameout signal and an execution controller for receiving the execution device signal, the input end of the execution device (510) is connected with an anti-harassment brake circuit (400), the output end of the execution device (510) is connected with the input end of the execution controller (520), the output end of the execution controller (520) is connected with the existing ECU system (810) of the automobile, and the execution device (510) adopts a starting relay K3 which is a double-throw switch; the static contact of the dynamic closing relay K1, the lower end of the coil of the circulating brake relay K2 and the static contact of the circulating brake relay K2 are connected with the lower end of the coil of the starting relay K3; the normally closed contact of the starting relay K3 is connected with an ignition signal control line of the execution controller (520), the normally open contact of the starting relay K3 is connected with a brake control line of the execution controller (520), and the anti-harassment brake circuit (400) comprises a circulating brake relay K2 and a dynamic closed relay K1 for starting the circular brake relay K2 to be electrified;
the other end of the third trigger switch group (300) is connected with the lower end of a coil of a dynamic closing relay K1, the upper end of the coil of the dynamic closing relay K1 and the movable contact of the dynamic closing relay K1 are both connected with the anode of a power supply (600), the movable contact of the movable closing relay K1 is also connected with the movable contact of the circulating brake relay K2, the upper end of the coil of the circulating brake relay K2 is connected with an execution judgment device (500), the other ends of the execution device (510) and the second trigger switch group (200) are connected with the other end of the reset switch (700), the first trigger switch group (100) comprises a first micro trigger switch, a second micro trigger switch, a third micro trigger switch, a fourth micro trigger switch, a fifth micro trigger switch, a sixth micro trigger switch, a seventh micro trigger switch and an eighth micro trigger switch which are connected in parallel; the third trigger switch group (300) comprises a seventeenth micro trigger switch, an eighteenth micro trigger switch, a nineteenth micro trigger switch, a twentieth micro trigger switch, a twenty-first micro trigger switch, a twenty-second micro trigger switch, a twenty-third micro trigger switch and a twenty-fourth micro trigger switch which are connected in parallel; the second trigger switch group (200) comprises a ninth micro trigger switch, a tenth micro trigger switch, an eleventh micro trigger switch, a twelfth micro trigger switch, a thirteenth micro trigger switch, a fourteenth micro trigger switch, a fifteenth micro trigger switch and a sixteenth micro trigger switch which are mutually connected in parallel and are arranged in the upper area, and a twenty-fifth micro trigger switch, a twenty-sixth micro trigger switch, a twenty-seventh micro trigger switch, a twenty-eighth micro trigger switch, a twenty-ninth micro trigger switch and a thirty micro trigger switch which are arranged in the middle area; the distance between the first miniature trigger switch (1) and the twenty-fourth miniature trigger switch (24), the distance between the eighth miniature trigger switch (8) and the ninth miniature trigger switch (9), the distance between the sixteenth miniature trigger switch (16) and the seventeenth miniature trigger switch (17) are 80mm, and the distance between the other miniature trigger switches is 5mm, so that the miniature trigger switches which are contacted with any two areas by two hands are closed when the vehicle runs; the miniature trigger switch in the third area of the steering wheel is conditionally closed only when the steering wheel is subjected to a third force.
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| CN110901747B (en) * | 2019-11-06 | 2022-02-01 | 张宗梅 | Anti-interference safe steering wheel and anti-interference method |
| CN110901383B (en) * | 2019-11-06 | 2021-09-17 | 张宗梅 | Anti-interference safety anti-disturbance braking system for steering wheel and control method thereof |
| CN113153032B (en) * | 2021-06-08 | 2022-06-17 | 四川交通职业技术学院 | Locking device for protective door of passenger car driving area |
| CN118429935B (en) * | 2024-07-04 | 2024-09-06 | 名商科技有限公司 | Safe driving method, system and storage medium based on multi-source data |
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