CN112477592B - Emergency forced flameout parking mechanism for unmanned automobile - Google Patents
Emergency forced flameout parking mechanism for unmanned automobile Download PDFInfo
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- CN112477592B CN112477592B CN202011408971.1A CN202011408971A CN112477592B CN 112477592 B CN112477592 B CN 112477592B CN 202011408971 A CN202011408971 A CN 202011408971A CN 112477592 B CN112477592 B CN 112477592B
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- unmanned
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- closed relay
- parking mechanism
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- 230000003111 delayed effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 11
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000004445 quantitative analysis Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 15
- 239000000295 fuel oil Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
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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
- B60K26/00—Arrangements or mounting of propulsion unit control devices in vehicles
- B60K26/02—Arrangements or mounting of propulsion unit control devices in vehicles of initiating means or elements
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- 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
- B60R16/03—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 supply of electrical power to vehicle subsystems or for
- B60R16/033—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 supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/06—Combustion engines, Gas turbines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention belongs to the technical field of vehicle electrical, and particularly relates to an emergency forced flameout parking mechanism for an unmanned automobile, which comprises: the device comprises a serial port converter, a power supply, a programmable normally closed relay and an ignition wire of a spark plug of an automobile engine. The ignition loop of the automobile engine is directly cut off in a way of the timing power-off of the programmable normally-closed time delay relay, so that the automobile is forcibly flamed out to control the speed of the automobile to be reduced, and the aim of flameout and parking is fulfilled. The potential safety hazard that has avoided present most of remote control unmanned target cars to bring because data transmission link interrupts has avoided traditional fuel quantitative method to put out a fire, and personnel's remote control operation priority method is put out a fire, various drawbacks that the remote control outage is put out a fire and is brought, very big improvement unmanned target car in the security of army's experiment, exercise, have very big popularization and application space.
Description
Technical Field
The invention belongs to the technical field of vehicle electrical, and particularly relates to an emergency forced flameout parking mechanism for an unmanned automobile.
Background
In recent years, along with the development of automation professions, the unmanned automobile has a very wide development prospect, and particularly in the military field, the unmanned automobile can be degraded and applied to tests and exercises of scientific research institutions and armies through simple modification. The unmanned mobile target vehicle modified by the unmanned vehicle cannot be safely stopped under the abnormal conditions of incapability of receiving control signals, deadlocking of control signals and the like, great hidden dangers are brought to test and exercise safety, and the automatic driving part of the target vehicle is damaged after a guided missile hits the unmanned target vehicle in the test process of a certain project in China, so that the target vehicle cannot be stopped in a test field. The reference of related researches shows that the existing unmanned automobile emergency parking in China has no following modes:
1. the fuel oil quantitative method estimates the required maximum fuel oil consumption according to the running distance of the automobile in the test process before the test, adds corresponding fuel oil into an automobile fuel tank, and basically exhausts the fuel oil after the test effective stroke is finished, so that the automobile automatically flameout. The scheme is applied to some unmanned target vehicle projects, is low in cost and reliable, but fuel consumption is not easy to estimate, control deviation is large, fuel still exists after the vehicle runs to the end, the vehicle cannot stop, automatic flameout is easy to occur in the running process of the vehicle, the test effect is influenced, and particularly in the process of preparing a test joint test, the vehicle stops after the fuel is exhausted for many times, and an engine of the vehicle is damaged;
2. the method has the advantages that personnel remote control operation priority method can ensure that the control of the remote controller is directly connected to a brake steering engine without passing through an on-board controller under the condition that the data of the remote controller is smooth, and when abnormity occurs or a test is finished, the brake can be remotely controlled or an oil circuit can be remotely closed;
3. the remote control power-off method is similar to the scheme 2, except that the execution end of the remote controller is replaced by an automobile engine ignition circuit, when the automobile stops, the remote controller cuts off an automobile spark plug ignition loop, and the automobile stops working, and the defect of the scheme is similar to the scheme 2, so that the potential safety hazard caused by the abnormity of the data link terminal cannot be eliminated.
Disclosure of Invention
Technical problem to be solved
The technical problem to be solved by the invention is as follows: in order to solve the potential safety hazard caused by the defects caused by the interruption of a data transmission link, a fuel oil quantifying method and the remote control operation of personnel in the conventional unmanned target vehicle, a safe and controllable unmanned vehicle emergency forced flameout and parking mechanism with a simple structure needs to be provided.
(II) technical scheme
In order to solve the technical problem, the invention provides an emergency forced flameout and parking mechanism for an unmanned vehicle, which comprises: the device comprises a serial port converter, a programmable normally closed relay, a power supply and an ignition wire of a spark plug of an automobile engine;
the output end of the programmable normally closed relay is connected in series with an ignition loop of an ignition wire of a spark plug of an automobile engine, and a power supply is connected with the power supply end of the programmable normally closed relay;
the serial port converter is respectively connected with the controller and the programmable normally closed relay;
when the unmanned automobile is started, the controller sends an unmanned automobile delayed power-off signal, the serial port converter is used for receiving the unmanned automobile delayed power-off signal sent by the controller, the programmable normally-closed relay starts to execute countdown according to the delayed power-off signal, and when the countdown time is up, the programmable normally-closed relay automatically cuts off an ignition loop of an automobile engine spark plug ignition wire, so that flameout and parking of the unmanned automobile are realized.
The serial port converter is used for receiving an unmanned automobile starting signal sent by the controller, and the starting signal comprises an unmanned automobile delayed power-off signal.
The serial port converter is used for converting the USB signal of the controller into a 232 signal.
The serial port converter is used for converting the USB signal of the controller into a TTL signal.
The programmable normally closed relay is set to be capable of manually setting or programming to set the working mode of the relay and delay off time;
and when the time-delay power-off signal is received, the programmable normally-closed relay starts to count down according to a set time period, and the switch of the programmable normally-closed relay is switched off after the time is counted down.
Wherein the programmable normally closed relay is powered by the power supply.
Wherein, unmanned car is unmanned target vehicle.
The ignition wire of the automobile engine spark plug is arranged in a control box below the steering wheel of the unmanned automobile.
Wherein, the controller is a PC upper computer.
Wherein, the controller is an industrial personal computer.
(III) advantageous effects
Compared with the prior art, the invention provides the emergency forced flameout and parking mechanism for the unmanned automobile, which is simple in structure, safe and controllable, and is suitable for the technical field of vehicle electricity, in particular to the unmanned mobile target vehicle, in order to solve the potential safety hazard caused by the defects caused by the interruption of a data transmission link, a fuel oil quantifying method and the remote control operation of personnel in the existing unmanned target vehicle.
Drawings
FIG. 1 is a schematic view of the emergency forced flameout and parking mechanism of the unmanned vehicle.
Fig. 2 is a schematic diagram of the emergency forced flameout and parking mechanism of the unmanned automobile.
The system comprises a serial port converter 1, a power supply 2, a programmable normally closed relay 3 and an automobile engine spark plug ignition wire 4.
Detailed Description
In order to make the objects, contents, and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
In order to solve the above technical problem, the present invention provides an emergency forced flameout and parking mechanism for an unmanned vehicle, as shown in fig. 1, comprising: the device comprises a serial port converter, a programmable normally closed relay, a power supply and an ignition wire of a spark plug of an automobile engine;
the output end of the programmable normally closed relay is connected in series with an ignition loop of an ignition wire of a spark plug of an automobile engine, and a power supply is connected with the power supply end of the programmable normally closed relay;
the serial port converter is respectively connected with the controller and the programmable normally closed relay;
when the unmanned automobile is started, the controller sends an unmanned automobile delayed power-off signal, the serial port converter is used for receiving the unmanned automobile delayed power-off signal sent by the controller, the programmable normally-closed relay starts to execute countdown according to the delayed power-off signal, and when the countdown time is up, the programmable normally-closed relay automatically cuts off an ignition loop of an automobile engine spark plug ignition wire, so that flameout and parking of the unmanned automobile are realized.
The serial port converter is used for receiving an unmanned automobile starting signal sent by the controller, and the starting signal comprises an unmanned automobile delayed power-off signal.
The serial port converter is used for converting the USB signal of the controller into a 232 signal.
The serial port converter is used for converting the USB signal of the controller into a TTL signal.
The programmable normally closed relay is set to be capable of manually setting or programming to set the working mode of the relay and delay off time;
and when the time-delay power-off signal is received, the programmable normally-closed relay starts to count down according to a set time period, and the switch of the programmable normally-closed relay is switched off after the time is counted down.
Wherein the programmable normally closed relay is powered by the power supply.
Wherein, unmanned car is unmanned target vehicle.
The ignition wire of the automobile engine spark plug is arranged in a control box below the steering wheel of the unmanned automobile.
Wherein, the controller is a PC upper computer.
Wherein, the controller is an industrial personal computer.
Example 1
This embodiment is as shown in fig. 2, provides an unmanned vehicle forces emergency flameout parking mechanism, and it connects programmable normally closed relay 3's output in series into the automobile engine spark plug ignition wire 4 return circuit of the control box below unmanned target vehicle steering wheel, and power supply 2 inserts programmable normally closed relay 2's power supply end, connects serial converter 1 and programmable normally closed relay 3, switches on serial converter 1 and controller (generally be PC host computer or industrial computer), adjusts programmable normally closed relay 3's dial switch, sets up corresponding time interval. According to the use protocol, the controller sends a closing and opening command of the programmable normally closed relay 3 to the serial port, and the working condition from a time interval to the output end of the programmable normally closed relay 3 is tested.
According to the forced emergency flameout and parking mechanism for the unmanned automobile, the delay relay is installed on the unmanned target vehicle for test testing, the unmanned target vehicle reaches the preset timing time after being started, the engine of the unmanned target vehicle automatically flameout, the unmanned target vehicle safely stops, when the unmanned target vehicle is started again, the ignition loop is switched on, and the target vehicle is normally started. In the process of target vehicle movement, the power supply of the radio station at the control end is disconnected through human intervention, the control loop is cut off, and the target vehicle still stalls and stops in the specified time.
Multiple external field tests and destructive tests show that the flameout and parking scheme of the target car is reasonable in design, reliable in work, convenient to use, innovative and universal.
Example 2
The emergent compulsory flameout parking mechanism that forces of unmanned car of this embodiment includes: the device comprises a serial port converter, a power supply, a programmable normally closed relay, an automobile engine spark plug ignition wire and the like.
The serial port converter is used for receiving a target vehicle starting signal sent by the controller and converting a USB signal of a control computer into a 232 signal or a TTL signal;
the power supply mainly supplies power to the programmable normally closed relay, and the power supply is generally 12V or 24V;
the programmable normally closed relay automatically sets the working mode of the relay through manual setting or a program, delays the off time, and times according to the set time period when an unmanned target vehicle starting command is received, and the time is timed until the switch of the programmable normally closed relay is switched off;
when the ignition circuit of the automobile engine spark plug is switched on, the unmanned target vehicle can be started normally, and when the ignition circuit of the automobile engine spark plug is switched off, the engine spark plug of the unmanned target vehicle does not work, so that the automobile is flameout.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an emergent compulsory flame-out parking mechanism of unmanned automobile which characterized in that, it includes: the device comprises a serial port converter, a programmable normally closed relay, a power supply and an ignition wire of a spark plug of an automobile engine;
the output end of the programmable normally closed relay is connected in series with an ignition loop of an ignition wire of a spark plug of an automobile engine, and a power supply is connected with the power supply end of the programmable normally closed relay;
the serial port converter is respectively connected with the controller and the programmable normally closed relay;
when the unmanned automobile is started, the controller sends an unmanned automobile delayed power-off signal, the serial port converter is used for receiving the unmanned automobile delayed power-off signal sent by the controller, the programmable normally-closed relay starts to execute countdown according to the delayed power-off signal, and when the countdown time is up, the programmable normally-closed relay automatically cuts off an ignition loop of an automobile engine spark plug ignition wire, so that flameout and parking of the unmanned automobile are realized.
2. The unmanned vehicle emergency forced flameout and parking mechanism according to claim 1, wherein the serial port converter is configured to receive an unmanned vehicle start signal sent by the controller, and the start signal includes an unmanned vehicle delayed power-off signal.
3. The unmanned automotive emergency forced flameout parking mechanism according to claim 1, wherein the serial port converter is configured to convert a USB signal of the controller into a 232 signal.
4. The unmanned automotive emergency forced flameout parking mechanism as claimed in claim 1, wherein the serial port converter is configured to convert a USB signal of the controller into a TTL signal.
5. The unmanned automobile emergency forced flameout and parking mechanism is characterized in that the programmable normally closed relay is set to be manually set or programmed to set the working mode of the relay and delay the off time;
and when the time-delay power-off signal is received, the programmable normally-closed relay starts to count down according to a set time period, and the switch of the programmable normally-closed relay is switched off after the time is counted down.
6. The unmanned automotive emergency forced flameout parking mechanism according to claim 1, wherein the programmable normally closed relay is powered by the power supply.
7. The unmanned vehicle emergency forced flameout parking mechanism according to claim 1, wherein the unmanned vehicle is an unmanned target vehicle.
8. The unmanned vehicle emergency forced flameout parking mechanism according to claim 1, wherein the ignition wire of the automobile engine spark plug is disposed in a control box under the steering wheel of the unmanned vehicle.
9. The unmanned aerial vehicle emergency forced flameout parking mechanism as claimed in claim 1, wherein the controller is a PC upper computer.
10. The unmanned vehicle emergency forced flameout parking mechanism according to claim 1, wherein the controller is an industrial personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011408971.1A CN112477592B (en) | 2020-12-03 | 2020-12-03 | Emergency forced flameout parking mechanism for unmanned automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011408971.1A CN112477592B (en) | 2020-12-03 | 2020-12-03 | Emergency forced flameout parking mechanism for unmanned automobile |
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| Publication Number | Publication Date |
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| CN112477592A CN112477592A (en) | 2021-03-12 |
| CN112477592B true CN112477592B (en) | 2022-04-29 |
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| CN202011408971.1A Active CN112477592B (en) | 2020-12-03 | 2020-12-03 | Emergency forced flameout parking mechanism for unmanned automobile |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5794580A (en) * | 1997-02-26 | 1998-08-18 | Remote Products Inc. | Remote start/stop system for magneto ignition engines |
| CN204077654U (en) * | 2014-09-28 | 2015-01-07 | 赵立 | A kind of vehicle remote control blanket |
| CN207449808U (en) * | 2017-07-20 | 2018-06-05 | 北京宸控科技有限公司 | A kind of hand automatic switch-over circuit of engineering machinery Remote Control Vehicle |
| CN110416966A (en) * | 2019-08-22 | 2019-11-05 | 天津清智科技有限公司 | A kind of auto-pilot controller delay cut-off system |
| CN110531643B (en) * | 2019-08-29 | 2021-05-07 | 北京特种机械研究所 | Time-delay power-off control system and method for automatic unmanned carrier |
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