CN108639011B - Vehicle-mounted security system and implementation method thereof - Google Patents
Vehicle-mounted security system and implementation method thereof Download PDFInfo
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- CN108639011B CN108639011B CN201810411080.8A CN201810411080A CN108639011B CN 108639011 B CN108639011 B CN 108639011B CN 201810411080 A CN201810411080 A CN 201810411080A CN 108639011 B CN108639011 B CN 108639011B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/25—Means to switch the anti-theft system on or off using biometry
- B60R25/252—Fingerprint recognition
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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
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/25—Means to switch the anti-theft system on or off using biometry
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- Chemical & Material Sciences (AREA)
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- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a vehicle-mounted security system and an implementation method thereof, wherein the vehicle-mounted security system comprises the following steps: the system comprises an unmanned monitoring device, a vehicle door control subsystem, an alcohol detection subsystem, an engine control subsystem, an intelligent terminal and a main control subsystem. In the starting mode of the vehicle engine, firstly, identity verification is introduced to improve safety precaution, instruction verification is introduced to provide convenience for a vehicle owner to remotely authorize others to drive the vehicle, and the vehicle door is opened through the intelligent terminal to provide convenience for the vehicle owner to forget to take a key, so that the vehicle engine starting mode is high in practicability; the alcohol content of the driver is collected by adopting the gas alcohol sensor and the sweat alcohol sensor at the same time, and the measuring time is required to be within a set time range, so that the accuracy of alcohol content measurement is ensured; and finally, identity verification or remote instruction verification, normal opening of a vehicle door, detection of alcohol concentration and starting of the engine are carried out, the condition for starting the engine is complex, the safety of the vehicle is ensured, the drunk driving condition is effectively avoided, the personal safety is ensured, and the practicability is high.
Description
Technical Field
The invention relates to the technical field of automobile security, in particular to a vehicle-mounted security system and an implementation method thereof.
Background
With the development of social economy, the living range of people is wider and wider, the development of the automobile industry market is promoted, the number of vehicles used is continuously increased, the security measures of automobiles are not improved greatly, and the security system is an important technical means for implementing security control.
At present, the anti-theft logic of an automobile engine is as follows: when the ignition switch is turned on, the key transponder and the anti-theft controller form first information intersection, the key and the chip can identify different codes, the anti-theft controller cannot continue to communicate with the ECU, the ignition system and the fuel injection system circuit maintain an open circuit state, and the engine cannot be started. If the signals are matched, the anti-theft controller receives an authentication request sent by the ECU, a 128-bit encryption code is calculated according to the set 32-bit random code, the ECU and the anti-theft controller mutually interact, the ECU is unlocked after the codes are the same, and the ECU can be normally started. However, the engine is not universal, a decoder can be found in the market with less than thousands of money, the hidden danger exists, if the key of the vehicle is lost, the matched vehicle can be quickly found from a nearby parking lot through the key, and the vehicle is stolen, namely the existing engine is single in starting condition and poor in practicability.
Disclosure of Invention
The embodiment of the invention provides a vehicle-mounted security system and an implementation method thereof, which are used for solving the problems of single starting condition and poor practicability of an engine in the prior art.
The embodiment of the invention provides a vehicle-mounted security system, which comprises: the intelligent automobile control system comprises an unmanned monitoring device, an automobile door control subsystem, an alcohol detection subsystem, an engine control subsystem, an intelligent terminal and a main control subsystem, wherein the unmanned monitoring device, the automobile door control subsystem, the alcohol detection subsystem, the engine control subsystem and the intelligent terminal are all electrically connected with the main control subsystem;
the unmanned monitoring device includes: the monitoring system comprises an acquisition device, a monitoring switch control module, a switch reminding module, a distance resolving module, an image monitoring module and a monitoring protection module; the collection system sets up in the middle part of the roof, just collection system includes: the device comprises a telescopic motor device, a protective cover, a plurality of infrared sensors, a plurality of cameras and a plurality of LED lamps; the telescopic motor device, the infrared sensors, the cameras, the LED lamps, the monitoring switch control module, the switch reminding module, the distance calculating module, the image monitoring module and the monitoring protection module are all electrically connected with the main control subsystem;
the fixed part of the telescopic motor device is arranged at the bottom of the groove, the top of the telescopic part of the telescopic motor device is provided with a protective cover matched with the opening of the groove, the cover edge of the protective cover is provided with a plurality of acquisition blocks, each acquisition block is integrated with an infrared sensor, a camera and an LED lamp, and the acquisition range formed by the acquisition blocks is the complete circumferential space;
the monitoring switch control module is used for stretching the telescopic motor device, starting the infrared sensors, waiting the cameras and starting the LED lamps when the main control subsystem receives a monitoring switch starting command transmitted by the intelligent terminal; when the main control subsystem receives a monitoring switch closing command transmitted by the intelligent terminal, the telescopic motor device retracts, the infrared sensors are closed, the cameras are closed, and the LED lamps are closed;
the switch reminding module is used for starting timing when the main control subsystem receives a monitoring switch opening command or a monitoring switch closing command transmitted by the intelligent terminal, and sending a reminding signal through the intelligent terminal when the timing time reaches a preset reminding time;
the distance calculating module is used for starting the cameras on the corresponding acquisition blocks to acquire videos when the infrared sensors sense people, extracting space images of people and vehicles in the videos, and determining the actual relative distance between the people and the vehicles through the scaling of the acquired images and the actual size;
the image monitoring module is used for displaying a video image acquired by the camera in real time through the intelligent terminal when the actual relative distance between a person and a vehicle is smaller than a preset monitoring distance;
the monitoring and protecting module is used for displaying a video image acquired by the camera in real time through the intelligent terminal and controlling the telescopic motor device to retract into the groove through the main control subsystem when the actual relative distance between a person and a vehicle is smaller than the distance between the unmanned monitoring device and the edge of the vehicle at the corresponding position;
the door control subsystem includes: the system comprises an identity verification unit, a remote verification unit, a vehicle door line connection unit, an electronic lock control vehicle door unit and a terminal control vehicle door unit, wherein the identity verification unit, the remote verification unit, the vehicle door line connection unit, the electronic lock control vehicle door unit and the terminal control vehicle door unit are all electrically connected with a main control subsystem;
the identity authentication unit is used for carrying out identity authentication by matching collected fingerprint information or head portrait information or RFID card information with prestored fingerprint information or prestored head portrait information or prestored RFID card information in the main control subsystem; the remote verification unit is used for sending remote verification result information to the main control subsystem according to the head portrait information acquired by the intelligent terminal through the main control subsystem; the vehicle door line connection unit is used for controlling the first electromagnetic switch to connect the ECU system and the vehicle door control system when the identity authentication is successful or the remote authentication is successful, or disconnecting the ECU system and the vehicle door control system; the electronic lock control vehicle door unit is used for sending a vehicle door opening command to the ECU system through the electronic lock when the identity verification is successful or the remote verification is successful, and the ECU system controls the vehicle door control system to open the vehicle door; the terminal control car door unit is used for sending a car door opening command to the ECU system through the main control subsystem when the identity verification is successful or the remote verification is successful, and the ECU system controls the car door control system to open the car door;
the alcohol detection subsystem includes: the alcohol concentration analysis system comprises a non-contact alcohol sensor, a plurality of contact alcohol sensors, a plurality of pressure sensors, a timing module and an alcohol concentration analysis module;
wherein, the non-contact alcohol sensor is movably arranged in front of the driver seat through a bracket; a plurality of contact type alcohol sensors and a plurality of pressure sensors are arranged in the water permeable surface layer on the bracket; the timing module is used for calculating effective detection time when the pressure value of the pressure sensor is larger than a preset pressure value when the bracket is held by a hand; the alcohol concentration analysis module is used for analyzing the alcohol concentration obtained within the range that the effective detection time is less than the preset effective detection time and comparing the alcohol concentration with a driving standard alcohol concentration value;
the engine control subsystem is used for controlling the second electromagnetic switch to connect the ECU system with the engine control system when the main control subsystem receives a switch closing command transmitted by the intelligent terminal, a vehicle door opening command transmitted by the ECU system and an alcohol concentration standard reaching command;
the embedded on-vehicle control APP that is equipped with of intelligent terminal, on-vehicle control APP includes: the system comprises a monitoring switch module, a time reminding module, a display control module, a remote switch module and a vehicle door switch module;
the monitoring switch module is used for sending a monitoring switch opening command or a monitoring switch closing command to the main control subsystem in a touch mode; the time reminding module is used for sending a reminding signal for checking the state of the monitoring switch; the display control module is used for starting to display image information, head portrait information and alcohol concentration information; the remote switch module is used for sending a remote verification success command or a remote verification failure command to the main control subsystem in a touch mode; and the vehicle door opening and closing module is used for sending an ECU vehicle door opening command or an ECU vehicle door closing command to the main control subsystem in a touch mode.
Further, the vehicle-mounted security system provided by the embodiment of the present invention further includes: an in-vehicle environment monitoring subsystem; the in-vehicle environment monitoring subsystem includes: the temperature sensor, the air quality sensor, the vibration sensor and the smoke sensor are all electrically connected with the master control subsystem.
Furthermore, the intelligent terminal and the main control subsystem carry out wireless communication through one or more of a 3G network, a 4G network, a WIFI network and a GPRS mobile network.
Preferably, the vehicle-mounted security system provided in the embodiment of the present invention further includes: a vehicle tracking subsystem disposed within the vehicle and beneath the vehicle body; the vehicle tracking subsystem includes: the system comprises a first GPS positioning module, a first position resolving module and a position sharing module, wherein the first GPS positioning module, the first position resolving module and the position sharing module are all electrically connected with a main control subsystem;
the first GPS positioning module is used for acquiring the position information of the vehicle; the first position resolving module is used for determining the geographic information of the vehicle according to the position information of the vehicle and GIS geographic information pre-stored in a memory in the main control subsystem; and the position sharing module is used for sending the geographic information of the vehicle to the intelligent terminal in real time and displaying the dynamic geographic position of the vehicle through a GIS map of the intelligent terminal.
Preferably, the vehicle-mounted security system provided in the embodiment of the present invention further includes: a key tracking subsystem embedded in a card plate on the key chain; the key tracking subsystem includes: the second GPS positioning module, the second position resolving module, the navigation module, the voice call module and the sound-light alarm module are all electrically connected with the main control subsystem;
the second GPS positioning module is used for acquiring the position information of the key chain; the second position resolving module is used for determining the geographic information of the key chain according to the position information of the key chain and GIS geographic information pre-stored in a memory in the main control subsystem; the navigation module is used for sending geographic information of the key chain to the intelligent terminal, and displaying and navigating the geographic position of the key chain through a GIS map of the intelligent terminal; the voice communication module is used for realizing voice communication between the key tracking subsystem and the intelligent terminal; and the sound-light alarm module is used for carrying out sound-light alarm according to the alarm command sent by the intelligent terminal.
Further, the unmanned monitoring device still includes: a reminding time setting module; and the reminding time setting module is used for setting the preset reminding time.
Furthermore, the main control subsystem adopts an ARM microprocessor.
The embodiment of the invention provides a method for realizing a vehicle-mounted security system, which comprises the following steps:
step 1: when the main control subsystem receives a monitoring switch starting command transmitted by the intelligent terminal, unmanned monitoring security protection is realized; the method comprises the following specific steps:
step 11: arranging the collecting device in the middle of the roof of the car; the fixed part of the telescopic motor device is arranged at the bottom of the groove, the top of the telescopic part of the telescopic motor device is provided with a protective cover matched with the opening of the groove, the cover edge of the protective cover is provided with a plurality of acquisition blocks, each acquisition block is integrated with an infrared sensor, a camera and an LED lamp, and the acquisition range formed by the acquisition blocks is the space around the finished vehicle;
step 12: when the infrared sensor senses a person, a camera on the corresponding acquisition block is started to acquire a video, space images of the person and the vehicle in the video are extracted, and the actual relative distance between the person and the vehicle is determined through the scaling of the acquired images and the actual size;
step 13: when the actual relative distance between the person and the vehicle is smaller than the preset monitoring distance, displaying a video image acquired by the camera in real time through the intelligent terminal;
step 14: when the actual relative distance between the person and the vehicle is smaller than the distance between the unmanned monitoring device and the edge of the vehicle at the corresponding position, the video image collected by the camera is displayed in real time through the intelligent terminal, and the telescopic motor device is controlled to retract into the groove through the main control subsystem;
step 2: when the main control subsystem receives a monitoring switch closing command transmitted by the intelligent terminal, vehicle starting security is achieved; the method comprises the following specific steps:
step 21: identity authentication is carried out by matching the collected fingerprint information or head portrait information or RFID card information with prestored fingerprint information or prestored head portrait information or prestored RFID card information in the main control subsystem;
step 22: sending remote verification result information to the main control subsystem according to the head image information acquired by the intelligent terminal through the main control subsystem;
step 23: when the identity authentication is successful or the remote authentication is successful, the main control subsystem controls the first electromagnetic switch to connect the ECU system with the vehicle door control system, otherwise, the ECU system and the vehicle door control system are disconnected;
step 24: when the identity authentication is successful or the remote authentication is successful, a vehicle door opening command is sent to the ECU system through the electronic lock, and the ECU system controls the vehicle door control system to open the vehicle door;
step 25: when the identity authentication is successful or the remote authentication is successful, the intelligent terminal sends a vehicle door opening command to the ECU system through the main control subsystem, and the ECU system controls the vehicle door control system to open the vehicle door;
step 26: the non-contact alcohol sensor is movably arranged in front of a driver seat through a support, and a plurality of contact alcohol sensors and a plurality of pressure sensors are arranged in a water permeable surface layer on the support;
step 27: calculating effective detection time when the pressure value of the pressure sensor is larger than a preset pressure value when the support is held by a hand, analyzing the alcohol concentration obtained within the range that the effective detection time is smaller than the preset effective detection time, and comparing the alcohol concentration with a driving standard alcohol concentration value;
step 28: when the main control subsystem receives a vehicle door opening command and an alcohol concentration standard reaching command transmitted by the ECU system, the second electromagnetic switch is controlled to connect the ECU system with the engine control system;
and step 3: and when the timing time reaches the preset reminding time, a reminding signal is sent out through the intelligent terminal.
Preferably, the implementation method of the vehicle-mounted security system provided by the embodiment of the present invention further includes: a vehicle tracking step; the method specifically comprises the following steps:
step 41: arranging vehicle tracking subsystems in the vehicle and below the vehicle body;
step 42: acquiring the position information of the vehicle through a first GPS positioning module;
step 43: determining the geographic information of the vehicle according to the position information of the vehicle and GIS geographic information pre-stored in a memory in the main control subsystem;
step 44: and sending the geographic information of the vehicle to the intelligent terminal in real time, and displaying the dynamic geographic position of the vehicle through a GIS map of the intelligent terminal.
Preferably, the implementation method of the vehicle-mounted security system provided by the embodiment of the present invention further includes: tracking a key; the method specifically comprises the following steps:
step 51: a key tracking subsystem is embedded in a card plate on the key chain;
step 52: acquiring the position information of the key chain through a second GPS positioning module;
step 53: determining the geographic information of the key chain according to the position information of the key chain and GIS geographic information pre-stored in a memory in the main control subsystem;
step 54: sending geographic information of the key chain to the intelligent terminal, and displaying and navigating the geographic position of the key chain through a GIS map of the intelligent terminal;
step 55: the voice communication between the key tracking subsystem and the intelligent terminal is realized through the voice communication module;
step 56: and performing sound-light alarm according to the alarm command sent by the intelligent terminal.
The embodiment of the invention provides a vehicle-mounted security system and an implementation method thereof, and compared with the prior art, the vehicle-mounted security system has the following beneficial effects:
according to the invention, when the owner leaves the vehicle, the unmanned monitoring mode is started, and when the unmanned monitoring mode is closed, the vehicle engine starting mode is started, namely, the vehicle is fully protected when people exist or are not, so that the vehicle safety is effectively ensured. Furthermore, the security mode (unmanned monitoring mode + vehicle engine starting mode) of the vehicle is reminded to check at regular time, so that the security system of the vehicle is improved in time.
In the unattended monitoring mode: the acquisition device is arranged in the middle of the roof of the car; determining the actual relative distance between the person and the vehicle by acquiring the scaling of the image and the actual size according to the space image of the person and the vehicle in the acquired video; when the actual relative distance between a person and a vehicle is smaller than the preset monitoring distance, the intelligent terminal displays the video image acquired by the camera in real time, namely the video image is sent to the intelligent terminal when the person enters the safety range, whether the behavior of the person is a vehicle stealing behavior or a vehicle destroying behavior is observed through the video image, and if the behavior is the vehicle stealing behavior or the vehicle destroying behavior, an alarm signal can be sent; when the actual relative distance between people and the car is less than the distance between unmanned monitoring device and the car edge on corresponding the position, through the video image that intelligent terminal real-time display camera gathered, simultaneously through main control subsystem control flexible motor device withdrawal recess in, send video image to intelligent terminal when someone hand gets into monitoring device safety range promptly, whether the action of observing this people through video image is for destroying the monitoring device action, if can send alarm signal, withdraw monitoring device in order to avoid being destroyed simultaneously. Therefore, under the unmanned monitoring mode, the remote video monitoring of the vehicle is realized through accurate distance separation calculation so that a vehicle owner can take corresponding measures in time, and the monitoring device is effectively protected.
Under the starting mode of the vehicle engine, firstly, the ECU system and the vehicle door control system are connected after the authentication is successful through identity authentication or remote instruction authentication, and then the vehicle door is opened through an electronic lock or an intelligent terminal; introduce authentication promptly and improve safety precaution, it provides convenience to introduce the instruction verification for the car owner long-range other people of authorizing drives, and opens the door through intelligent terminal and provides convenience for the car owner forgets the condition of taking the key, and the practicality is strong. Secondly, the non-contact alcohol sensor is movably arranged in front of the driver seat through a support, a plurality of contact alcohol sensors and a plurality of pressure sensors are arranged in a water permeable surface layer on the support, effective detection time when the pressure value of the pressure sensor is larger than a preset pressure value when the support is held by a hand is calculated, and alcohol concentration obtained within the range that the effective detection time is smaller than the preset effective detection time is analyzed and compared with a driving standard alcohol concentration value; namely, the alcohol content of the driver is collected by adopting a gas alcohol sensor and a sweat alcohol sensor at the same time, and the measuring time must be within a set time range, so that the accuracy of alcohol content measurement is ensured. Finally, when the conditions of normal opening of the vehicle door and standard reaching of the alcohol concentration are met simultaneously, the ECU system and the engine control system are connected, the engine can be started at the moment, namely before the engine is started, the engine can be started only by carrying out identity verification or remote instruction verification, normal opening of the vehicle door and detection of the alcohol concentration, the condition for starting the engine is complex, so that the safety of the vehicle is ensured, the drunk driving condition is effectively avoided, the personal safety is ensured, and the practicability is high.
Drawings
FIG. 1 is an overall schematic block diagram of a vehicle-mounted security system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a functional implementation of the unmanned monitoring device according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a protective cover of an unmanned monitoring device according to an embodiment of the present invention;
FIG. 4 is a functional implementation schematic diagram of a vehicle door control subsystem provided by an embodiment of the invention;
FIG. 5 is a functional implementation schematic diagram of an alcohol detection subsystem provided by an embodiment of the present invention;
FIG. 6 is a functional implementation schematic diagram of an engine control subsystem provided in an embodiment of the present invention;
fig. 7 is a functional block diagram of an intelligent terminal according to an embodiment of the present invention;
FIG. 8 is a functional block diagram of an in-vehicle environment monitoring subsystem provided in an embodiment of the present invention;
FIG. 9 is a functional implementation schematic diagram of a vehicle tracking subsystem provided by an embodiment of the present invention;
fig. 10 is a schematic diagram of a key tracking subsystem according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 10, an embodiment of the present invention provides a vehicle-mounted security system, including: unmanned monitoring devices 1, door control subsystem 2, alcohol detection subsystem 3, engine control subsystem 4, intelligent terminal 5 and main control subsystem 6, and unmanned monitoring devices 1, door control subsystem 2, alcohol detection subsystem 3, engine control subsystem 4 and intelligent terminal 5 all are connected with main control subsystem 6 electricity.
Explained further, the intelligent terminal 5 and the main control subsystem 6 perform wireless communication through one or more of a 3G network, a 4G network, a WIFI network, and a GPRS mobile network.
Illustratively, the master control subsystem 6 of the present invention preferably employs an ARM microprocessor.
The specific functional principle of the unmanned monitoring device 1 is described as follows:
specifically, the unmanned monitoring device 1 includes: the system comprises an acquisition device, a monitoring switch control module 12, a switch reminding module 13, a distance calculating module 14, an image monitoring module 15 and a monitoring protection module 16; the collection system sets up in the middle part of the roof, and collection system includes: the telescopic motor device 111, a protective cover 112, a plurality of infrared sensors 113, a plurality of cameras 114 and a plurality of LED lamps 115; the telescopic motor device 111, the infrared sensors 113, the cameras 114, the LED lamps 115, the monitoring switch control module 12, the switch reminding module 13, the distance calculating module 14, the image monitoring module 15 and the monitoring protection module 16 are all electrically connected with the main control subsystem 6.
The fixed part of the telescopic motor device 111 is arranged at the bottom of the groove, the top of the telescopic part of the telescopic motor device 111 is provided with a protective cover 112 matched with the opening of the groove, a plurality of collecting blocks are arranged on the cover edge of the protective cover 112, each collecting block is integrated with an infrared sensor 113, a camera 114 and an LED lamp 115, and the collecting range formed by the collecting blocks is the space around the vehicle.
It should be noted that, the protective cover 112 has a circular truncated cone structure with a large upper radius and a small lower radius, so as to facilitate the arrangement of the infrared sensor 113, the camera 114, and the LED lamp 115.
The monitoring switch control module 12 is configured to, when the main control subsystem 6 receives a monitoring switch turn-on command transmitted from the intelligent terminal 5, extend the telescopic motor device 111, turn on the infrared sensors 113, standby the cameras 114, and turn on the LED lamps 115; and when the main control subsystem 6 receives a monitoring switch closing command transmitted by the intelligent terminal 5, the telescopic motor device 111 retracts, the infrared sensors 113 are closed, the cameras 114 are closed, and the LED lamps 115 are closed.
The switch reminding module 13 is configured to start timing when the main control subsystem 6 receives a monitoring switch on command or a monitoring switch off command transmitted from the intelligent terminal 5, and send a reminding signal through the intelligent terminal 5 when the timing time reaches a preset reminding time.
The distance calculating module 14 is configured to, when the infrared sensor 113 senses a person, start the camera 114 on the corresponding acquisition block to perform video acquisition, extract a spatial image of the person and the vehicle in the video, and determine an actual relative distance between the person and the vehicle by acquiring a scaling of the image and an actual size.
The image monitoring module 15 is configured to display, in real time, the video image acquired by the camera 114 through the intelligent terminal 5 when the actual relative distance between the person and the vehicle is smaller than the preset monitoring distance.
The monitoring and protecting module 16 is configured to display a video image acquired by the camera 114 in real time through the intelligent terminal 5 when an actual relative distance between a person and a vehicle is smaller than a distance between the unmanned monitoring device 1 and a vehicle edge at a corresponding position, and control the telescopic motor device 111 to retract into the groove through the main control subsystem 6.
Further, the unmanned monitoring device 1 further includes: a reminding time setting module 17; and the reminding time setting module 17 is used for setting the preset reminding time.
In summary, in the unattended monitoring mode: the acquisition device is arranged in the middle of the roof of the car; determining the actual relative distance between the person and the vehicle by acquiring the scaling of the image and the actual size according to the space image of the person and the vehicle in the acquired video; when the actual relative distance between a person and a vehicle is smaller than the preset monitoring distance, the intelligent terminal displays the video image acquired by the camera in real time, namely the video image is sent to the intelligent terminal when the person enters the safety range, whether the behavior of the person is a vehicle stealing behavior or a vehicle destroying behavior is observed through the video image, and if the behavior is the vehicle stealing behavior or the vehicle destroying behavior, an alarm signal can be sent; when the actual relative distance between people and the car is less than the distance between unmanned monitoring device and the car edge on corresponding the position, through the video image that intelligent terminal real-time display camera gathered, simultaneously through main control subsystem control flexible motor device withdrawal recess in, send video image to intelligent terminal when someone hand gets into monitoring device safety range promptly, whether the action of observing this people through video image is for destroying the monitoring device action, if can send alarm signal, withdraw monitoring device in order to avoid being destroyed simultaneously. Therefore, under the unmanned monitoring mode, the remote video monitoring of the vehicle is realized through accurate distance separation calculation so that a vehicle owner can take corresponding measures in time, and the monitoring device is effectively protected.
The specific functional principle of the door control subsystem 2 is described as follows:
specifically, the door control subsystem 2 includes: the system comprises an identity verification unit 21, a remote verification unit 22, a door line connection unit 23, an electronic lock control door unit 24 and a terminal control door unit 25, wherein the identity verification unit 21, the remote verification unit 22, the door line connection unit 23, the electronic lock control door unit 24 and the terminal control door unit 25 are all electrically connected with the main control subsystem 6.
The identity authentication unit 21 is configured to perform identity authentication by matching collected fingerprint information, head portrait information, or RFID card information with prestored fingerprint information, prestored head portrait information, or prestored RFID card information in the main control subsystem 6; the remote verification unit 22 is configured to send remote verification result information to the main control subsystem 6 according to the head portrait information obtained by the intelligent terminal 5 through the main control subsystem 6; the vehicle door line connecting unit 23 is used for controlling the first electromagnetic switch to connect the ECU system with the vehicle door control system when the identity authentication is successful or the remote authentication is successful, or disconnecting the ECU system with the vehicle door control system; the electronic lock control vehicle door unit 24 is used for sending a vehicle door opening command to the ECU system through the electronic lock when the identity verification is successful or the remote verification is successful, and the ECU system controls the vehicle door control system to open the vehicle door; and the terminal control vehicle door unit 25 is used for sending a vehicle door opening command to the ECU system through the main control subsystem 6 when the identity authentication is successful or the remote authentication is successful, and the ECU system controls the vehicle door control system to open the vehicle door.
The specific functional principle of the alcohol detection subsystem 3 is described as follows:
specifically, the alcohol detection subsystem 3 includes: a non-contact alcohol sensor 31, a plurality of contact alcohol sensors 32, a plurality of pressure sensors 33, a timing module 34, and an alcohol concentration analysis module 35.
Wherein, the non-contact alcohol sensor 31 is movably arranged in front of the driver seat through a bracket; a plurality of contact alcohol sensors 32 and a plurality of pressure sensors 33 are arranged in the water permeable surface layer on the bracket; the timing module 34 is used for calculating effective detection time when the pressure value of the pressure sensor 33 is larger than a preset pressure value when the support is held by a hand; and the alcohol concentration analysis module 35 is configured to analyze the alcohol concentration obtained within the range that the valid detection time is less than the preset valid detection time, and compare the alcohol concentration with a driving standard alcohol concentration value.
The specific functional principle of the engine control subsystem 4 is described as follows:
the engine control subsystem 4 is used for controlling the second electromagnetic switch to connect the ECU system with the engine control system when the main control subsystem 6 receives a switch closing command transmitted by the intelligent terminal 5, a vehicle door opening command transmitted by the ECU system and an alcohol concentration standard reaching command;
the specific functional principle of the intelligent terminal 5 is described as follows:
specifically, intelligent terminal 5 is embedded to be equipped with on-vehicle control APP51, and on-vehicle control APP51 includes: a monitoring switch module 511, a time reminding module 512, a display control module 513, a remote switch module 514 and a door switch module 515.
The monitoring switch module 511 is configured to send a monitoring switch on command or a monitoring switch off command to the main control subsystem 6 in a touch manner; a time reminding module 512, configured to send a reminding signal for checking the state of the monitoring switch; a display control module 513, configured to start displaying the image information, the head portrait information, and the alcohol concentration information; the remote switch module 514 is configured to send a remote authentication success command or a remote authentication failure command to the main control subsystem 6 in a touch manner; and the vehicle door opening and closing module 515 is used for sending an ECU door opening command or an ECU door closing command to the main control subsystem 6 in a touch mode.
In summary, in the vehicle engine starting mode, firstly, through identity verification or remote instruction verification, after the verification is successful, the ECU system and the vehicle door control system are connected, and then the vehicle door is opened through the electronic lock or the intelligent terminal; introduce authentication promptly and improve safety precaution, it provides convenience to introduce the instruction verification for the car owner long-range other people of authorizing drives, and opens the door through intelligent terminal and provides convenience for the car owner forgets the condition of taking the key, and the practicality is strong. Secondly, the non-contact alcohol sensor is movably arranged in front of the driver seat through a support, a plurality of contact alcohol sensors and a plurality of pressure sensors are arranged in a water permeable surface layer on the support, effective detection time when the pressure value of the pressure sensor is larger than a preset pressure value when the support is held by a hand is calculated, and alcohol concentration obtained within the range that the effective detection time is smaller than the preset effective detection time is analyzed and compared with a driving standard alcohol concentration value; namely, the alcohol content of the driver is collected by adopting a gas alcohol sensor and a sweat alcohol sensor at the same time, and the measuring time must be within a set time range, so that the accuracy of alcohol content measurement is ensured. Finally, when the conditions of normal opening of the vehicle door and standard reaching of the alcohol concentration are met simultaneously, the ECU system and the engine control system are connected, the engine can be started at the moment, namely before the engine is started, the engine can be started only by carrying out identity verification or remote instruction verification, normal opening of the vehicle door and detection of the alcohol concentration, the condition for starting the engine is complex, so that the safety of the vehicle is ensured, the drunk driving condition is effectively avoided, the personal safety is ensured, and the practicability is high.
In addition, as a preferred embodiment of the present invention, the vehicle-mounted security system of the present invention further includes: an in-vehicle environment monitoring subsystem 7; the in-vehicle environment monitoring subsystem 7 includes: the temperature sensor 71, the air quality sensor 72, the vibration sensor 73 and the smoke sensor 74 are all electrically connected with the main control subsystem 6.
In addition, as a preferred embodiment of the present invention, the vehicle-mounted security system of the present invention further includes: a vehicle tracking subsystem 8 disposed within the vehicle and beneath the vehicle body; the vehicle tracking subsystem 8 includes: the system comprises a first GPS positioning module 81, a first position calculating module 82 and a position sharing module 83, wherein the first GPS positioning module 81, the position calculating module 82 and the position sharing module 83 are all electrically connected with the main control subsystem 6. The first GPS positioning module 81 is configured to obtain position information of a vehicle; the first position resolving module 82 is used for determining the geographic information of the vehicle according to the position information of the vehicle and GIS geographic information pre-stored in a memory in the main control subsystem 6; and the position sharing module 83 is used for sending the geographic information of the vehicle to the intelligent terminal 5 in real time, and displaying the dynamic geographic position of the vehicle through a GIS map of the intelligent terminal 5.
In addition, as a preferred embodiment of the present invention, the vehicle-mounted security system of the present invention further includes: a key tracking subsystem 9 embedded in a card plate on the key chain; the key tracking subsystem 9 comprises: the second GPS positioning module 91, the second position calculating module 92, the navigation module 93, the voice call module 94 and the acousto-optic alarm module 95 are electrically connected with the main control subsystem 6. The second GPS positioning module 91 is configured to acquire position information of a key chain; the second position resolving module 92 is configured to determine geographic information of the key chain according to the position information of the key chain and GIS geographic information pre-stored in the memory of the main control subsystem 6; the navigation module 93 is configured to send geographic information of the key chain to the intelligent terminal 5, and display and navigate a geographic position of the key chain through a GIS map of the intelligent terminal 5; the voice communication module 94 is used for realizing voice communication between the key tracking subsystem 9 and the intelligent terminal 5; and the sound-light alarm module 95 is used for performing sound-light alarm according to the alarm command sent by the intelligent terminal 5.
The embodiment of the invention provides a method for realizing a vehicle-mounted security system, which comprises the following steps:
step 1: when the main control subsystem receives a monitoring switch starting command transmitted by the intelligent terminal, unmanned monitoring security protection is realized; the method comprises the following specific steps:
step 11: arranging the collecting device in the middle of the roof of the car; the fixed part of the telescopic motor device is arranged at the bottom of the groove, the top of the telescopic part of the telescopic motor device is provided with a protective cover matched with the groove opening, the cover edge of the protective cover is provided with a plurality of collecting blocks, each collecting block is integrated with an infrared sensor, a camera and an LED lamp, and the collecting range formed by the collecting blocks is the space around the vehicle.
Step 12: when the infrared sensor senses a person, the camera on the corresponding acquisition block is started to acquire a video, space images of the person and the vehicle in the video are extracted, and the actual relative distance between the person and the vehicle is determined by acquiring the scaling of the image and the actual size.
Step 13: when the actual relative distance between the person and the vehicle is smaller than the preset monitoring distance, the video image collected by the camera is displayed in real time through the intelligent terminal.
Step 14: when the actual relative distance between people and the car is less than the distance between the unmanned monitoring device and the car edge on the corresponding position, the video image collected by the camera is displayed in real time through the intelligent terminal, and the telescopic motor device is controlled by the main control subsystem to retract into the groove.
Step 2: when the main control subsystem receives a monitoring switch closing command transmitted by the intelligent terminal, vehicle starting security is achieved; the method comprises the following specific steps:
step 21: and the identity authentication is carried out by matching the collected fingerprint information or the head portrait information or the RFID card information with the prestored fingerprint information or the prestored head portrait information or the prestored RFID card information in the main control subsystem.
Step 22: and sending remote verification result information to the main control subsystem according to the head image information acquired by the intelligent terminal through the main control subsystem.
Step 23: and when the identity authentication is successful or the remote authentication is successful, the main control subsystem controls the first electromagnetic switch to connect the ECU system with the vehicle door control system, otherwise, the ECU system and the vehicle door control system are disconnected.
Step 24: when the identity authentication is successful or the remote authentication is successful, a vehicle door opening command is sent to the ECU system through the electronic lock, and the ECU system controls the vehicle door control system to open the vehicle door.
Step 25: when the identity authentication is successful or the remote authentication is successful, the intelligent terminal sends a vehicle door opening command to the ECU system through the main control subsystem, and the ECU system controls the vehicle door control system to open the vehicle door.
Step 26: the non-contact alcohol sensor is movably arranged in front of the driver seat through a support, and a plurality of contact alcohol sensors and a plurality of pressure sensors are arranged in a water permeable surface layer on the support.
Step 27: and calculating the effective detection time when the pressure value of the pressure sensor is greater than the preset pressure value when the support is held by the hand, analyzing the alcohol concentration obtained within the range that the effective detection time is less than the preset effective detection time, and comparing the alcohol concentration with the driving standard alcohol concentration value.
Step 28: and when the main control subsystem receives a vehicle door opening command and an alcohol concentration standard reaching command transmitted by the ECU system, the second electromagnetic switch is controlled to connect the ECU system with the engine control system.
And step 3: and when the timing time reaches the preset reminding time, a reminding signal is sent out through the intelligent terminal.
In addition, as a preferred embodiment of the present invention, the implementation method of the vehicle-mounted security system of the present invention further includes:
step 41: vehicle tracking subsystems are provided within and below the vehicle body.
Step 42: and acquiring the position information of the vehicle through the first GPS positioning module.
Step 43: and determining the geographic information of the vehicle according to the position information of the vehicle and GIS geographic information pre-stored in a memory in the main control subsystem.
Step 44: and sending the geographic information of the vehicle to the intelligent terminal in real time, and displaying the dynamic geographic position of the vehicle through a GIS map of the intelligent terminal.
In addition, as a preferred embodiment of the present invention, the implementation method of the vehicle-mounted security system of the present invention further includes:
step 51: a key tracking subsystem is embedded in a card on the key chain.
Step 52: and acquiring the position information of the key chain through a second GPS positioning module.
Step 53: and determining the geographic information of the key chain according to the position information of the key chain and GIS geographic information pre-stored in a memory in the main control subsystem.
Step 54: and sending the geographic information of the key chain to the intelligent terminal, and displaying and navigating the geographic position of the key chain through a GIS map of the intelligent terminal.
Step 55: and the voice communication between the key tracking subsystem and the intelligent terminal is realized through the voice communication module.
Step 56: and performing sound-light alarm according to the alarm command sent by the intelligent terminal.
In conclusion, the unmanned monitoring mode is started when the owner leaves the vehicle, and the vehicle engine starting mode is started when the unmanned monitoring mode is closed, namely, the vehicle is fully protected when people exist or are not existed, so that the vehicle safety is effectively ensured. Furthermore, the security mode (unmanned monitoring mode + vehicle engine starting mode) of the vehicle is reminded to check at regular time, so that the security system of the vehicle is improved in time.
The above disclosure is only a few specific embodiments of the present invention, and those skilled in the art can make various modifications and variations of the present invention without departing from the spirit and scope of the present invention, and it is intended that the present invention encompass these modifications and variations as well as others within the scope of the appended claims and their equivalents.
Claims (10)
1. The utility model provides an on-vehicle security protection system which characterized in that includes: the system comprises an unmanned monitoring device (1), a vehicle door control subsystem (2), an alcohol detection subsystem (3), an engine control subsystem (4), an intelligent terminal (5) and a main control subsystem (6), wherein the unmanned monitoring device (1), the vehicle door control subsystem (2), the alcohol detection subsystem (3), the engine control subsystem (4) and the intelligent terminal (5) are all electrically connected with the main control subsystem (6);
the unmanned monitoring device (1) comprises: the system comprises an acquisition device, a monitoring switch control module (12), a switch reminding module (13), a distance calculating module (14), an image monitoring module (15) and a monitoring protection module (16); the collection system sets up in the middle part of the roof, just collection system includes: the device comprises a telescopic motor device (111), a protective cover (112), a plurality of infrared sensors (113), a plurality of cameras (114) and a plurality of LED lamps (115); the telescopic motor device (111), the infrared sensors (113), the cameras (114), the LED lamps (115), the monitoring switch control module (12), the switch reminding module (13), the distance calculating module (14), the image monitoring module (15) and the monitoring protection module (16) are all electrically connected with the main control subsystem (6);
the fixed part of the telescopic motor device (111) is arranged at the bottom of the groove, the top of the telescopic part of the telescopic motor device (111) is provided with a protective cover (112) matched with the opening of the groove, the cover edge of the protective cover (112) is provided with a plurality of acquisition blocks, each acquisition block is integrated with an infrared sensor (113), a camera (114) and an LED lamp (115), and the acquisition range formed by the acquisition blocks is the complete circumferential space;
the monitoring switch control module (12) is used for stretching the telescopic motor device (111), turning on the infrared sensors (113), waiting for the cameras (114) and turning on the LED lamps (115) when the main control subsystem (6) receives a monitoring switch turn-on command transmitted by the intelligent terminal (5); when the main control subsystem (6) receives a monitoring switch closing command transmitted by the intelligent terminal (5), the telescopic motor device (111) retracts, the infrared sensors (113) are closed, the cameras (114) are closed, and the LED lamps (115) are closed;
the switch reminding module (13) is used for starting timing when the main control subsystem (6) receives a monitoring switch opening command or a monitoring switch closing command transmitted by the intelligent terminal (5), and sending a reminding signal through the intelligent terminal (5) when the timing time reaches a preset reminding time;
the distance calculating module (14) is used for starting the camera (114) on the corresponding acquisition block to acquire video when the infrared sensor (113) senses a person, extracting space images of the person and the vehicle in the video, and determining the actual relative distance between the person and the vehicle by acquiring the scaling of the image and the actual size;
the image monitoring module (15) is used for displaying the video image collected by the camera (114) in real time through the intelligent terminal (5) when the actual relative distance between the person and the vehicle is smaller than a preset monitoring distance;
the monitoring and protecting module (16) is used for displaying a video image acquired by the camera (114) in real time through the intelligent terminal (5) and controlling the telescopic motor device (111) to retract into the groove through the main control subsystem (6) when the actual relative distance between a person and a vehicle is smaller than the distance between the unmanned monitoring device (1) and the edge of the vehicle at the corresponding position;
the vehicle door control subsystem (2) comprises: the system comprises an identity verification unit (21), a remote verification unit (22), a vehicle door line connection unit (23), an electronic lock control vehicle door unit (24) and a terminal control vehicle door unit (25), wherein the identity verification unit (21), the remote verification unit (22), the vehicle door line connection unit (23), the electronic lock control vehicle door unit (24) and the terminal control vehicle door unit (25) are all electrically connected with a main control subsystem (6);
the identity authentication unit (21) is used for performing identity authentication by collecting fingerprint information or head portrait information or RFID card information and matching with prestored fingerprint information or prestored head portrait information or prestored RFID card information in the main control subsystem (6); the remote verification unit (22) is used for sending remote verification result information to the main control subsystem (6) according to the head portrait information acquired by the intelligent terminal (5) through the main control subsystem (6); the vehicle door line connecting unit (23) is used for controlling the first electromagnetic switch to connect the ECU system and the vehicle door control system when the identity authentication is successful or the remote authentication is successful, or disconnecting the ECU system and the vehicle door control system; the electronic lock control vehicle door unit (24) is used for sending a vehicle door opening command to the ECU system through the electronic lock when the identity verification is successful or the remote verification is successful, and the ECU system controls the vehicle door control system to open the vehicle door; the terminal control vehicle door unit (25) is used for sending a vehicle door opening command to the ECU system through the main control subsystem (6) when the identity authentication is successful or the remote authentication is successful, and the ECU system controls the vehicle door control system to open the vehicle door;
the alcohol detection subsystem (3) comprises: a non-contact alcohol sensor (31), a plurality of contact alcohol sensors (32), a plurality of pressure sensors (33), a timing module (34), and an alcohol concentration analysis module (35);
wherein, the non-contact alcohol sensor (31) is movably arranged in front of the driver seat through a bracket; a plurality of contact alcohol sensors (32) and a plurality of pressure sensors (33) are arranged in the water permeable surface layer on the bracket; the timing module (34) is used for calculating effective detection time when the pressure value of the pressure sensor (33) is larger than a preset pressure value when the support is held by hands; the alcohol concentration analysis module (35) is used for analyzing the alcohol concentration obtained within the range that the effective detection time is less than the preset effective detection time and comparing the alcohol concentration with the driving standard alcohol concentration value;
the engine control subsystem (4) is used for controlling the second electromagnetic switch to connect the ECU system with the engine control system when the main control subsystem (6) receives a monitoring switch closing command transmitted by the intelligent terminal (5), a vehicle door opening command transmitted by the ECU system and an alcohol concentration standard reaching command;
intelligent terminal (5) are embedded to be equipped with on-vehicle control APP (51), on-vehicle control APP (51) include: the system comprises a monitoring switch module (511), a time reminding module (512), a display control module (513), a remote switch module (514) and a vehicle door switch module (515);
the monitoring switch module (511) is used for sending a monitoring switch opening command or a monitoring switch closing command to the main control subsystem (6) in a touch mode; the time reminding module (512) is used for sending a reminding signal for checking the state of the monitoring switch; the display control module (513) is used for starting to display image information, head portrait information and alcohol concentration information; the remote switch module (514) is used for sending a remote authentication success command or a remote authentication failure command to the master control subsystem (6) in a touch manner; the vehicle door opening and closing module (515) is used for sending an ECU (electronic control unit) vehicle door opening command or an ECU vehicle door closing command to the main control subsystem (6) in a touch mode.
2. The vehicle-mounted security system of claim 1, further comprising: an in-vehicle environment monitoring subsystem (7); the in-vehicle environment monitoring subsystem (7) includes: temperature sensor (71), air mass sensor (72), vibration sensor (73) and smoke sensor (74), and temperature sensor (71), air mass sensor (72), vibration sensor (73) and smoke sensor (74) all with master control subsystem (6) electricity is connected.
3. The vehicle-mounted security system according to claim 1, wherein the intelligent terminal (5) and the main control subsystem (6) are in wireless communication through one or more of a 3G network, a 4G network, a WIFI network and a GPRS mobile network.
4. The vehicle-mounted security system according to claim 1 or 3, further comprising: a vehicle tracking subsystem (8) disposed within the vehicle and beneath the vehicle body; the vehicle tracking subsystem (8) comprises: the system comprises a first GPS positioning module (81), a first position calculating module (82) and a position sharing module (83), wherein the first GPS positioning module (81), the position calculating module (82) and the position sharing module (83) are all electrically connected with the main control subsystem (6);
wherein the first GPS positioning module (81) is used for acquiring the position information of the vehicle; the first position resolving module (82) is used for determining the geographic information of the vehicle according to the position information of the vehicle and GIS geographic information pre-stored in a memory in the main control subsystem (6); and the position sharing module (83) is used for sending the geographic information of the vehicle to the intelligent terminal (5) in real time and displaying the dynamic geographic position of the vehicle through a GIS map of the intelligent terminal (5).
5. The vehicle-mounted security system according to claim 1 or 3, further comprising: a key tracking subsystem (9) embedded in a card plate on the key chain; the key tracking subsystem (9) comprises: the system comprises a second GPS positioning module (91), a second position resolving module (92), a navigation module (93), a voice call module (94) and an acousto-optic alarm module (95), wherein the second GPS positioning module (91), the second position resolving module (92), the navigation module (93), the voice call module (94) and the acousto-optic alarm module (95) are all electrically connected with the main control subsystem (6);
the second GPS positioning module (91) is used for acquiring the position information of the key chain; the second position resolving module (92) is used for determining the geographic information of the key chain according to the position information of the key chain and GIS geographic information pre-stored in a memory in the main control subsystem (6); the navigation module (93) is used for sending geographic information of the key chain to the intelligent terminal (5), and displaying and navigating the geographic position of the key chain through a GIS map of the intelligent terminal (5); the voice call module (94) is used for realizing voice communication between the key tracking subsystem (9) and the intelligent terminal (5); and the sound-light alarm module (95) is used for carrying out sound-light alarm according to the alarm command sent by the intelligent terminal (5).
6. The vehicle-mounted security system according to claim 1, wherein the unmanned monitoring device (1) further comprises: a reminding time setting module (17); and the reminding time setting module (17) is used for setting the preset reminding time.
7. The vehicle-mounted security system according to claim 1, wherein the main control subsystem (6) adopts an ARM microprocessor.
8. A method for realizing a vehicle-mounted security system is characterized by comprising the following steps:
step 1: when the main control subsystem receives a monitoring switch starting command transmitted by the intelligent terminal, unmanned monitoring security protection is realized; the method comprises the following specific steps:
step 11: arranging the collecting device in the middle of the roof of the car; the fixed part of the telescopic motor device is arranged at the bottom of the groove, the top of the telescopic part of the telescopic motor device is provided with a protective cover matched with the opening of the groove, the cover edge of the protective cover is provided with a plurality of acquisition blocks, each acquisition block is integrated with an infrared sensor, a camera and an LED lamp, and the acquisition range formed by the acquisition blocks is the space around the finished vehicle;
step 12: when the infrared sensor senses a person, a camera on the corresponding acquisition block is started to acquire a video, space images of the person and the vehicle in the video are extracted, and the actual relative distance between the person and the vehicle is determined through the scaling of the acquired images and the actual size;
step 13: when the actual relative distance between the person and the vehicle is smaller than the preset monitoring distance, displaying a video image acquired by the camera in real time through the intelligent terminal;
step 14: when the actual relative distance between the person and the vehicle is smaller than the distance between the unmanned monitoring device and the edge of the vehicle at the corresponding position, the video image collected by the camera is displayed in real time through the intelligent terminal, and the telescopic motor device is controlled to retract into the groove through the main control subsystem;
step 2: when the main control subsystem receives a monitoring switch closing command transmitted by the intelligent terminal, vehicle starting security is achieved; the method comprises the following specific steps:
step 21: identity authentication is carried out by matching the collected fingerprint information or head portrait information or RFID card information with prestored fingerprint information or prestored head portrait information or prestored RFID card information in the main control subsystem;
step 22: sending remote verification result information to the main control subsystem according to the head image information acquired by the intelligent terminal through the main control subsystem;
step 23: when the identity authentication is successful or the remote authentication is successful, the main control subsystem controls the first electromagnetic switch to connect the ECU system with the vehicle door control system, otherwise, the ECU system and the vehicle door control system are disconnected;
step 24: when the identity authentication is successful or the remote authentication is successful, a vehicle door opening command is sent to the ECU system through the electronic lock, and the ECU system controls the vehicle door control system to open the vehicle door;
step 25: when the identity authentication is successful or the remote authentication is successful, the intelligent terminal sends a vehicle door opening command to the ECU system through the main control subsystem, and the ECU system controls the vehicle door control system to open the vehicle door;
step 26: the non-contact alcohol sensor is movably arranged in front of a driver seat through a support, and a plurality of contact alcohol sensors and a plurality of pressure sensors are arranged in a water permeable surface layer on the support;
step 27: calculating effective detection time when the pressure value of the pressure sensor is larger than a preset pressure value when the support is held by a hand, analyzing the alcohol concentration obtained within the range that the effective detection time is smaller than the preset effective detection time, and comparing the alcohol concentration with a driving standard alcohol concentration value;
step 28: when the main control subsystem receives a vehicle door opening command and an alcohol concentration standard reaching command transmitted by the ECU system, the second electromagnetic switch is controlled to connect the ECU system with the engine control system;
and step 3: and when the timing time reaches the preset reminding time, a reminding signal is sent out through the intelligent terminal.
9. The implementation method of the vehicle-mounted security system of claim 8, further comprising: a vehicle tracking step; the method specifically comprises the following steps:
step 41: arranging vehicle tracking subsystems in the vehicle and below the vehicle body;
step 42: acquiring the position information of the vehicle through a first GPS positioning module;
step 43: determining the geographic information of the vehicle according to the position information of the vehicle and GIS geographic information pre-stored in a memory in the main control subsystem;
step 44: and sending the geographic information of the vehicle to the intelligent terminal in real time, and displaying the dynamic geographic position of the vehicle through a GIS map of the intelligent terminal.
10. The implementation method of the vehicle-mounted security system of claim 8, further comprising: tracking a key; the method specifically comprises the following steps:
step 51: a key tracking subsystem is embedded in a card plate on the key chain;
step 52: acquiring the position information of the key chain through a second GPS positioning module;
step 53: determining the geographic information of the key chain according to the position information of the key chain and GIS geographic information pre-stored in a memory in the main control subsystem;
step 54: sending geographic information of the key chain to the intelligent terminal, and displaying and navigating the geographic position of the key chain through a GIS map of the intelligent terminal;
step 55: the voice communication between the key tracking subsystem and the intelligent terminal is realized through the voice communication module;
step 56: and performing sound-light alarm according to the alarm command sent by the intelligent terminal.
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