CN110714679A - Automobile non-blind area external safety detection and internal security system - Google Patents
Automobile non-blind area external safety detection and internal security system Download PDFInfo
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- CN110714679A CN110714679A CN201810795522.3A CN201810795522A CN110714679A CN 110714679 A CN110714679 A CN 110714679A CN 201810795522 A CN201810795522 A CN 201810795522A CN 110714679 A CN110714679 A CN 110714679A
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- 238000007689 inspection Methods 0.000 claims description 3
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B3/00—Devices or single parts for facilitating escape from buildings or the like, e.g. protection shields, protection screens; Portable devices for preventing smoke penetrating into distinct parts of buildings
- A62B3/005—Rescue tools with forcing action
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/71—Power-operated mechanisms for wings with automatic actuation responsive to temperature changes, rain, wind or noise
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/531—Doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/55—Windows
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Human Computer Interaction (AREA)
- Mechanical Engineering (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses an automobile non-blind area external safety detection and internal security system, which comprises 6 groups of obstacle avoidance detection circuits arranged on an automobile body and a terminal control circuit in an automobile, wherein each group of collection points comprises an ARM single chip microcomputer, a wireless communication module, an ultrasonic distance measurement module, a camera module, a liquid crystal display module and other hardware circuits, and the terminal control circuit comprises the ARM single chip microcomputer, the wireless communication module, a temperature and humidity sensor, an alcohol concentration sensor, a Beidou navigation module, a GPS module and the like. The automobile door opening system has the advantages that when the automobile door is stopped and opened, the system is started, when the fact that the automobile door is too close to an obstacle is detected, the automobile door is forbidden to be opened, an LCD screen presents an image of the obstacle, a 7-inch TFT screen displays the number of meters of a collecting end away from the obstacle and the temperature and humidity in the automobile, when the automobile is in an emergency, 6 groups of cameras are triggered to capture the image, one-key alarming is achieved through the SIM800C and the Beidou navigation module, and positioning information is sent to seek help.
Description
Technical Field
The invention relates to a controller, in particular to an automobile non-blind area external safety detection and internal safety protection system.
Background
With the continuous improvement of the living standard of people, the automobile becomes a necessary vehicle for a common family to go out. The car need lean on the limit when parking, however because some driver's the level problem of driving, hardly guarantee to park and control safe distance, consequently often appear parkking too close to the next door barrier, lead to opening the door the space very little, in case open the door, the barrier in the outside is collided easily to the door, leads to the door to damage and scrape lacquer, and a lot of people do not notice the vehicle of coming and going when opening the door, often have the report pedestrian to hit the door and lead to accident. Although the automobile data recorder can record the peripheral activities of the automobile, the automobile data recorder still has monitoring blind areas, and the system is provided with 6 acquisition points, so that the monitoring without the blind areas can be realized. It is often reported that parents leave infants in a car due to negligence to cause the accidental death of the infants, drivers in the car avoid risks when encountering emergency situations, and the like, and the device can effectively prevent the occurrence of accidents.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automobile non-blind area external safety detection and internal safety protection system, which adopts the following technical scheme:
the utility model provides a car does not have outside safety inspection of blind area and inside security protection system, contains the vehicle mounted terminal control circuit who sets up the obstacle detection circuitry of keeping away on the car automobile body and set up in the car, opens the door and keeps away the obstacle detection circuitry and set up 6 groups altogether and arrange respectively in left qianmen, left back door, right qianmen, right back door and two blind areas departments, the detection circuitry that opens the door contains the singlechip, communication module, ultrasonic ranging module, Flash memory module, expand SD card module outward, liquid crystal display module, image acquisition module and alarm circuit etc.. The vehicle-mounted terminal control circuit mainly comprises a single chip microcomputer, a communication module, a liquid crystal display module, an alcohol detection module, a temperature and humidity sensor module, a GPS interface module, a Beidou navigation module, an alarm circuit and the like, and signals are effectively connected among the modules.
The automobile non-blind area external safety detection and internal security system is further designed in that the communication between the vehicle-mounted terminal and the door opening obstacle avoidance detection circuit adopts a 24L01 wireless communication technology.
The automobile non-blind area external safety detection and internal safety protection system is further designed in that the single chip microcomputer is an STM32F407ZGT6 of ARM-Cortex M4.
The automobile non-blind area external security detection and internal security system is further designed in that the image acquisition module is an OV5640 module with 500 ten thousand pixels.
The automobile non-blind area external security detection and internal security system is further designed in that a core chip of the Flash memory module is W25Q 128.
The automobile non-blind area external security detection and internal security system is further designed in that the GPS interface module is SIM 800C.
The automobile non-blind area external safety detection and internal security system is further designed in that the Beidou navigation module core chip is ATGM 336H.
The automobile non-blind area external safety detection and internal security system is further designed in that the liquid crystal display module is a 7-inch touch screen.
The automobile non-blind area external safety detection and internal security system is further designed in that the alarm circuit comprises an LED flashing circuit, a buzzer alarm circuit and a broken glass control circuit controlled by a single chip microcomputer.
The automobile non-blind area external safety detection and internal security system is further designed in that the temperature and humidity sensor is an AM2305A module, the alcohol detection sensor is an MQ-3 module, and 2-3 ultrasonic ranging modules are arranged in each group.
Compared with the prior art, the invention has the following advantages and effects: through carrying out the distance detection to the outer barrier of door, when the barrier distance was too near, the door auto-lock was prohibited to open, and corresponding LED lamp scintillation, bee calling organ reports to the police, presents the barrier of catching on the LCD screen, and personnel in the confession car make a decision when opening the door to the unexpected damage of door can be avoided. The 7-inch TFT screen displays the distance between the 6 groups of acquisition ends and the barrier, and information such as temperature and humidity, and the like, and is used for vehicle-mounted personnel to refer to. When the temperature and humidity sensor detects that the temperature is too high and the inside of the automobile is accompanied with severe vibration, the temperature and humidity sensor sends out a control signal to the single chip microcomputer of the vehicle-mounted terminal, the single chip microcomputer is connected with a glass window starting device or a glass crushing device of the automobile, the opening of a window is controlled or the starting of the device for crushing glass is controlled, the glass is crushed, sufficient rescue time is provided for the infant to be detained in the automobile due to various negligence, and the alcohol testing circuit detects that the alcohol concentration exceeds the standard, and the voice alarm is given. When an emergency happens inside or outside the automobile, 6 groups of cameras are triggered to acquire image information and stored in the SD card, one-key alarm calling 110 or other personnel is realized by the SIM800C module and the Beidou navigation module, and the automobile is positioned and sent out for help seeking.
Drawings
FIG. 1 is a schematic circuit of a main control chip interface of a data acquisition end of an automobile non-blind area external security detection and internal security system.
FIG. 2 is a wireless communication nRF24L01 module interface circuit of the data acquisition end of the automobile non-blind area external safety detection and internal security system of the invention.
FIG. 3 is an ultrasonic ranging module interface circuit of the data acquisition end of the automobile non-blind area external safety detection and internal security system of the present invention.
FIG. 4 is an SD card memory module interface circuit of the data acquisition end of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 5 is a Flash memory module interface circuit of the data acquisition end of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 6 is a liquid crystal display module interface circuit of the data acquisition end of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 7 is a camera interface circuit for blind-zone free external security detection and obstacle capture at the data acquisition end of the internal security system of the present invention.
FIG. 8 is a sound and light alarm interface circuit of the data acquisition end of the automobile non-blind area external safety detection and internal security system of the present invention.
FIG. 9 is a main control chip interface circuit of the vehicle-mounted terminal of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 10 is a wireless communication nRF24L01 module interface circuit of the vehicle-mounted terminal of the automobile non-blind area external safety detection and internal security system of the invention.
FIG. 11 is a Flash memory module interface circuit of a vehicle-mounted terminal of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 12 is a Beidou navigation module interface circuit of a vehicle-mounted terminal of the automobile non-blind area external safety detection and internal security system of the invention.
FIG. 13 is a GPS module interface circuit of the vehicle mounted terminal of the automotive non-blind zone external security detection and internal security system of the present invention.
FIG. 14 is a liquid crystal display interface circuit of a vehicle-mounted terminal of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 15 is a temperature and humidity acquisition and alcohol detection interface circuit of a vehicle-mounted terminal of the automobile non-blind area external security detection and internal security system of the present invention.
FIG. 16 is a sound and light alarm interface circuit of the vehicle-mounted terminal of the automobile non-blind area external safety detection and internal security system of the present invention.
FIG. 17 is a schematic diagram of the connection of the vehicle non-blind zone external security detection and internal security system of the present invention.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
As shown in the figure, the automobile non-blind area external safety detection and internal security system comprises 6 groups of obstacle avoidance detection circuits arranged on automobile doors and at automobile body blind areas and a vehicle-mounted terminal control circuit arranged in an automobile, wherein the 6 groups of obstacle avoidance detection circuits are respectively arranged at a left front door, a left rear door, a right front door, a right rear door and two blind areas, the 6 groups of obstacle avoidance detection circuits are connected with the vehicle-mounted terminal control circuit through a wireless network, and each obstacle avoidance detection circuit comprises a single chip microcomputer U1, a 24L01 wireless communication module U2, an ultrasonic ranging module U3, an external expansion SD card module U4, a Flash memory module U5, a liquid crystal display module U6, an image acquisition module U7, an alarm circuit and the like.
The vehicle-mounted terminal control circuit mainly comprises a single chip microcomputer U13, a 24L01 wireless communication module U8, a Flash memory module U9, a Beidou navigation module U10, a GPS module interface P1, a liquid crystal display module U14, an alcohol detection module U16, a temperature and humidity sensor module U17, an alarm circuit and the like, and all the modules are effectively connected through signals.
In the obstacle avoidance detection circuit, a pin 1 of a 24L01 wireless communication module U2 is grounded, a pin 2 of a 24L01 wireless communication module U2 is connected with a power supply 3V3, a pin 3 to a pin 8 of a 24L01 wireless communication module U2 are connected with a single chip microcomputer U1, since the 24L01 wireless communication module adopts an SPI interface, the connection thereof must be paired with a single chip microcomputer U1, specifically, a pin 3 of a 24L01 wireless communication module U2 is connected with a pin PG6 of a single chip microcomputer 91, a pin 4 of a 24L01 wireless communication module U2 is connected with a pin PG7 of a single chip microcomputer 92, a pin 5 of a 24L 7 wireless communication module U7 is connected with a pin PB7 of a single chip microcomputer 74, a pin 6 of a 24L 7 is connected with a pin PB7 of a pin 76, a pin 7 of a 24L 7 wireless communication module U7 is connected with a pin PB7 of a single chip microcomputer 75, a pin PB7 of a 24L 7 is connected with a pin PG 3693, see fig. 2 and fig. 2.
The ultrasonic ranging module is used for detecting the distance between a vehicle body and an obstacle, a pin 1 of the U3 is connected with a 5V power VCC, a pin 2 of the ultrasonic ranging module U3 is connected with a PA9 of a pin 101 of the single chip microcomputer, a pin 3 of the ultrasonic ranging module U3 is connected with a PA10 of a pin 102 of the single chip microcomputer, and a pin 4 of the ultrasonic ranging module U3 is connected with GND (ground potential), see fig. 1 and 3.
The external expansion SD card module is mainly used for storing captured images, a pin 1 of a U4 of the external expansion SD card module is connected with a PC11 of a pin 112 of a single chip microcomputer, a pin 2 of the external expansion SD card module U4 is connected with a PD2 of a pin 116 of the single chip microcomputer, a pin 3 of an external expansion SD card module U4 is connected with GND, a pin 4 of an external expansion SD card module U4 is connected with a power supply 3V3, a pin 5 of an external expansion SD card module U4 is connected with a PC12 of a pin 113 of the single chip microcomputer, a pin 6 of an external expansion SD card module U4 is connected with GND, a pin 7 of an external expansion SD card module U4 is connected with a PC8 of a pin 98 of the single chip microcomputer, a pin 8 of an external expansion SD card module U4 is connected with a PC9 of a pin 99 of the single chip microcomputer, a pin 9 of the external expansion SD card module U4 is connected with a PC10 of a pin 111 of the SD card, a pin 10 CD of the external expansion SD card module U4 is connected with a power supply 3V3, a pin 11 of the external expansion SD card.
The Flash memory module is mainly used for storing Chinese character libraries and is also connected with the single chip microcomputer by an SPI interface, a pin 1 of the Flash memory module U5 is connected with a PA11 pin 103 of the single chip microcomputer, a pin 2 of the Flash memory module U5 is connected with a PB4 pin 134 of the single chip microcomputer, a pin 3 of the Flash memory module U5 is connected with a power supply 3V3, a pin 4 of the Flash memory module U5 is connected with GND, a pin 5 of the Flash memory module U5 is connected with a PB5 pin 135 of the single chip microcomputer, a pin 6 of the Flash memory module U5 is connected with a PB3 pin 133 of the single chip microcomputer, and pins 7 and 8 of the Flash memory module U5 are connected with the power supply 3V3, which is referred to FIGS. 1 and 5.
A pin 1 of a liquid crystal display module U6 is connected with a PG6 of a pin 127 of a single chip microcomputer, a pin 2 of the U6 is connected with a PG6 of a pin 56 of the single chip microcomputer, a pin 3 of the U6 is connected with a PD6 of a pin 119 of the single chip microcomputer, a pin 4 of the U6 is connected with a PD6 of a pin 118 of the single chip microcomputer, a pin 5 of the U6 is connected with a reset pin RST, a pin 6 of the U6 is connected with a PD6 of a pin 85 of the single chip microcomputer, a pin 7 of the U6 is connected with a PD6 of a pin 86 of the single chip microcomputer, a pin 8 of the U6 is connected with a PD6 of a pin 114 of the single chip microcomputer, a pin 9 of the U6 is connected with a PD6 of a pin 115 of the single chip microcomputer, a pin 10 of the U6 is connected with a PE 6 of a pin 58 of the single chip microcomputer, a pin 11 of the U6 is connected with a PE 6 of a pin 59 of the single chip microcomputer, a pin 12 of the U6 is connected with a PE 6 of the single chip microcomputer 60, a pin 13 of the U6 is connected with a PE 6 of the single chip microcomputer, a pin 6 of the single chip, pin 18 of U6 is connected to PE15 of pin 68 of the single chip microcomputer, pin 19 of U6 is connected to PD8 of pin 77 of the single chip microcomputer, pin 20 of U6 is connected to PD9 of pin 78 of the single chip microcomputer, pin 21 of U6 is connected to PD10 of pin 79 of the single chip microcomputer, pin 22 of U6 is connected to GND, pin 23 of U6 is connected to PB6 of pin 73 of the single chip microcomputer, pin 24 of U6 is connected to power supply 3V 6, pin 25 of U6 is connected to power supply 3V 6, pin 26 of U6 is connected to GND, pin 27 of U6 is connected to GND, pin 28 of U6 is connected to power supply 5V and is connected to GND through capacitor C6, pin 29 of U6 is connected to PB6 of pin 48 of pin U6, pin 30 of U6 is connected to PF6 of pin PB 47 of the single chip microcomputer, pin 32 of U6 is connected to pin PB6 of the single chip microcomputer 72, pin p 6 is connected to pin 14 of the single chip microcomputer, see the pin PC6 and pin 14 of the suspension of PC6 and the drawing of the suspension circuit microcomputer 7, see fig. fig.
The image acquisition module is used for capturing images of obstacles, wherein a pin 1 of a U of the image acquisition module is connected with a power supply 3V, a pin 2 of the U is connected with a GND, a pin 3 of the U is connected with a PB of a pin 137 of a singlechip, a pin 4 of the U is connected with a PD of a pin 122 of the singlechip, a pin 5 of the U is connected with a PA of a pin 40 of the singlechip, a pin 6 of the U is connected with a PD of a pin 123 of the singlechip, a pin 7 of the U is connected with a PB of a pin 136 of the singlechip, a pin 8 of the U is connected with a PC of a pin 26 of the singlechip, a pin 9 of the U is connected with a PC of a pin 27 of the singlechip, a pin 10 of the U is connected with a PC of a pin 28, a pin 11 of the U is connected with a PC of a pin 29 of the singlechip, a pin 12 of the U is connected with a PC of a pin 44 of the singlechip, a pin 13 of the U is connected with a pin 45 of the U, a pin 14 of the singlechip 96 of the U, a.
The driving signal BEEP of the buzzer alarm circuit is connected with the PF8 of the pin 20 of the single chip microcomputer, and the anode of the 1 st LED1 of the alarm indicator lamp circuit is connected with the pin PF9 of the single chip microcomputer 21, as shown in the figure 1 and the figure 8.
In the key circuit, one end of S1 is connected with PE2 of a pin 1 of the singlechip, one end of S2 is connected with PE3 of a pin 2 of the singlechip, one end of S3 is connected with PE4 of a pin 3 of the singlechip, and the other end of the key is grounded, which is shown in FIG. 1.
An embodiment of an in-vehicle terminal control circuit.
In the vehicle-mounted terminal control circuit, a pin 1 of a 24L01 wireless communication module U8 is grounded, a pin 2 of a U8 is grounded, a pin 3V3 of the U8 is connected with a single chip microcomputer U13, and a pin 3 to a pin 8 of the U8 are connected with a single chip microcomputer U13, because the 24L01 wireless communication module adopts an SPI interface, the connection thereof must be paired with the single chip microcomputer U13, specifically, a pin 3 of the U8 is connected with a pin PG6 of the single chip microcomputer 91, a pin 4 of the U8 is connected with a pin PG7 of the single chip microcomputer 92, a pin 5 of the U8 is connected with a pin PB13 of the single chip microcomputer 74, a pin 6 of the U8 is connected with a pin PB15 of the single chip microcomputer 76, a pin 7 of the U8 is connected with a pin 14 of the single chip microcomputer.
In the vehicle-mounted terminal control circuit, a Flash memory module U9 is connected with a single chip microcomputer by an SPI interface, a pin 1 of a Flash memory module U9 is connected with a PA11 of a pin 103 of the single chip microcomputer, a pin 2 of the Flash memory module U9 is connected with a PB4 of a pin 134 of the single chip microcomputer, a pin 3 of the Flash memory module U9 is connected with a power supply 3V3, a pin 4 of the Flash memory module U9 is connected with GND, a pin 5 of the Flash memory module U9 is connected with a PB5 of a pin 135 of the single chip microcomputer, a pin 6 of the Flash memory module U9 is connected with a PB3 of a pin 133 of the single chip microcomputer, and pins 7 and 8 of the Flash memory module U9 are connected with a power supply 3V 3.
A1 pin of a Beidou navigation module U10 is connected with GND, a2 pin GPS _ TXD of a U10 is connected with a 102 pin PA10 of a singlechip U13, a3 pin GPS _ RXD of a U10 is connected with a 101 pin PA9 of a singlechip U13, a4 pin work indicator lamp 1PPX of a U10 is connected with a diode D3 and then is connected with a power supply VCC3.3 through a current limiting resistor R11, a5 pin ON/OFF of a U10 is connected with the power supply VCC3.3, a6 pin VBAT of the U10 is connected with the power supply BT1, a 7 pin NC pin of the U10 is suspended, an 8 pin VCC of the U10 is connected with the power supply VCC3.3, a9 pin nRESET of the U10 is connected between a series resistor R10 and the R10, the other end of the R10 is connected with a radio frequency power supply VCC _ RF GND, the other end of the R10 is connected with a pin VCC 10, a10 pin of the U10 is connected with a ground, a pin RF antenna CN is connected with a GND, a pin RF antenna 72 is connected with a GND, a GND of the CN, a pin RF antenna 72 is connected with a CN, a, the Reserved pin of the 15 pin of U10 is not connected, the SDA pin of the 16 pin of U10 is not connected, the SCL of the 17 pin of U10 is not connected, and the Reserved pin of the 18 pin of U10 is not connected, as shown in fig. 9 and 12.
The GPS voice/short message communication module SIM800C provides a serial communication interface to communicate with the single chip microcomputer, the 1 pin of the interface P1 is connected to the VCC, the 2 pin SIM800C _ RXD of the interface P1 is connected to the 36 pin PA2 of the single chip microcomputer U13, the 3 pin SIM800C _ TXD of the interface P1 is connected to the 37 pin PA3 of the single chip microcomputer U13, and the 4 pin of the interface P1 is connected to the GND, as shown in fig. 9 and 13.
In the vehicle-mounted terminal control circuit, a pin 1 of a liquid crystal display module U14 is connected with a PG12 of a pin 127 of a single chip microcomputer, a pin 2 of a U14 is connected with a PG0 of a pin 56 of the single chip microcomputer, a pin 3 of a U14 is connected with a PD5 of a pin 119 of the single chip microcomputer, a pin 4 of the U14 is connected with a PD14 of a pin 118 of the single chip microcomputer, a pin 5 of the U14 is connected with a reset pin, a pin 6 of the U14 is connected with a PD14 of a pin 85 of the single chip microcomputer, a pin 7 of the U14 is connected with a PD14 of a pin 86 of the single chip microcomputer, a pin 8 of the U14 is connected with a PD14 of a pin 114 of the single chip microcomputer, a pin 9 of the U14 is connected with a PD14 of a pin RST 115 of the single chip microcomputer, a pin 10 of the U14 is connected with a PE14 of the pin 58 of the single chip microcomputer, a pin 11 of the U14 is connected with a PE14 of the pin 59 of the single chip microcomputer, a pin 12 of the U14 is connected with a PE14 of the single chip microcomputer, a pin 14 of the single chip microcomputer, a pin 17 of U14 is connected with a PE14 of a pin 67 of a singlechip, a pin 18 of U14 is connected with a PE15 of a pin 68 of the singlechip, a pin 19 of U14 is connected with a PD8 of a pin 77 of the singlechip, a pin 20 of U14 is connected with a PD9 of a pin 78 of the singlechip, a pin 21 of U14 is connected with a PD10 of a pin 79 of the singlechip, a pin 22 of U14 is connected with GND, a pin 23 of U14 is connected with a PB12 of a pin 73 of the singlechip, a pin 24 of U14 is connected with a power supply 3V3, a pin 25 of U14 is connected with a power supply 3V3, a pin 26 of U14 is connected with GND, a pin 27 of U14 is connected with GND, and a pin 28 of U14 is connected, and is connected with GND through decoupling capacitor C14, pin 29 of U14 is connected with PB2 of pin 48 of the single chip microcomputer, pin 30 of U14 is connected with PF11 of pin 49 of the single chip microcomputer, pin 31 of U14 is connected with PB1 of pin 47 of the single chip microcomputer, pin 32 of U14 is suspended, pin 33 of U14 is connected with PC13 of pin 7 of the single chip microcomputer, pin 34 of U14 is connected with PB0 of pin 46 of the single chip microcomputer, see fig. 9 and 14.
In the vehicle-mounted terminal control circuit, an output STM _ ADC of an alcohol tester module U16 is connected with a PA5 of a 41-pin single chip microcomputer. A pin 1 of a temperature and humidity sensor module U17 is connected with a power supply 3V3, a pin 2 of a U17 is connected with a PG9 of a pin 124 of a singlechip, a pin 3 of a U17 is connected with GND, a drive signal BEEP of a buzzer alarm circuit is connected with a PF8 of a pin 20 of the singlechip, the anode of a1 st LED1 of an alarm indicator circuit is connected with a pin PF9 of the singlechip 21, the anode of a2 nd LED2 is connected with a pin PF10 of the singlechip 22, the anode of a3 rd LED3 is connected with a pin PB10 of the singlechip 69, the anode of a4 th LED4 is connected with a pin PB11 of the singlechip 70, the anode of a5 th LED5 is connected with a pin PA12 of the singlechip 104, the anode of a6 th LED6 is connected with a pin.
In the key circuit, one end of the S4 is connected with the PE2 of the pin 1 of the single chip microcomputer, one end of the S5 is connected with the PE3 of the pin 2 of the single chip microcomputer, one end of the S6 is connected with the PE4 of the pin 3 of the single chip microcomputer, and the other end of the key is grounded, which is shown in FIG. 9.
The 1 pin of the vibration detection circuit interface P2 is connected with the PF7 and the 2 pins of the P2 of the 19 pin of the singlechip, and the 1 pin of the glass crushing device interface circuit P3 is connected with the PF6 and the 2 pins of the P3 of the 18 pin of the singlechip, which are grounded, and refer to FIG. 9. The layout of the communication connection and display interface between the 6-channel acquisition end and the vehicle-mounted terminal is shown in fig. 17.
When obstacle avoidance detection circuits distributed at a left front door, a left rear door, a right front door, a right rear door and two blind areas detect that the distance between the obstacle avoidance detection circuits and the obstacle is too close, the door is forbidden to be opened, a corresponding LED lamp is turned on, a buzzer gives an alarm, the obstacle captured is presented on a liquid crystal display screen, and a decision is made when a person in the vehicle opens the door, so that accidental damage to the door can be avoided. The 7-inch TFT display 6 groups of acquisition ends are away from the number of meters of a barrier, information such as temperature and humidity is displayed, when a temperature and humidity sensor detects that the temperature is too high and severe vibration is accompanied, a control signal is sent to a single chip microcomputer U13 of a vehicle-mounted terminal, the single chip microcomputer U13 is connected with a glass window starting device or a glass crushing device of an automobile, the opening of a vehicle window is controlled or the starting of the glass crushing device is controlled, glass is crushed, enough rescue time is provided for infants to stay in the automobile due to various negligence, when the alcohol test circuit detects that the infants are drunk to drive, driving reference is provided for alarming, when an emergency situation occurs in the automobile or outside the automobile, 6 groups of cameras capture an image protection field, one-key alarm calling 110 or other personnel is achieved by using the SIM800C and a Beidou navigation module, and positioning of the automobile is sent to the people for.
The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides an outside safety inspection of car non-blind area and inside security protection system which characterized in that: contain the obstacle detection circuitry of keeping away that sets up on automobile body and set up the vehicle mounted terminal control circuit in the car, it sets up 6 groups altogether and arranges respectively in left qianmen to open the door and keep away the obstacle detection circuitry, left back door, right back door and two blind areas departments, it contains the singlechip to open the door and keep away the obstacle detection circuitry, communication module, ultrasonic ranging module, Flash memory module, expand SD card module outward, liquid crystal display module, image acquisition module and warning circuit etc. vehicle mounted terminal control circuit mainly contains the singlechip, communication module, liquid crystal display module, alcohol detection module, temperature and humidity sensor module, GPS interface module, big dipper navigation module and warning circuit etc, carry out the effective connection of signal between each module.
2. The non-blind area external safety detection and internal security system of claim 1, wherein the vehicle-mounted terminal communicates with the door opening obstacle avoidance detection circuit by using 24L01 wireless communication technology.
3. The non-blind area external security detection and internal security system of claim 1, wherein said single chip microcomputer is an STM32F407ZGT6 of ARM-Cortex M4.
4. The non-blind area exterior security inspection and interior security system of claim 1 wherein said image capture module is a 500 ten thousand pixel OV5640 module.
5. The non-blind area external security detection and internal security system for automobiles according to claim 1, wherein the core chip of the Flash memory module is W25Q 128.
6. The non-shadow, external security detection and internal security system for automobiles according to claim 1 wherein the GPS module is SIM 800C.
7. The non-blind area external security detection and internal security system of claim 1, wherein the Beidou navigation module core chip is ATGM 336H.
8. The system for blind-area-free external security detection and internal security of an automobile according to claim 1, wherein the liquid crystal display module is a 7-inch touch screen.
9. The non-blind area external safety detection and internal security system of claim 1, wherein the alarm circuit comprises an LED flashing circuit, a buzzer alarm circuit, a broken glass control circuit controlled by a single chip microcomputer.
10. The non-blind area external security detection and internal security system for automobiles according to claim 1, wherein the temperature and humidity sensors are AM2305A modules, the alcohol detection sensors are MQ-3 modules, and 2-3 ultrasonic ranging modules are arranged in each group.
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CN114596021A (en) * | 2022-01-12 | 2022-06-07 | 徐州工程学院 | Intelligent vehicle-mounted logistics system based on Internet of things |
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CN114596021A (en) * | 2022-01-12 | 2022-06-07 | 徐州工程学院 | Intelligent vehicle-mounted logistics system based on Internet of things |
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