CN219716144U

CN219716144U - Vehicle-mounted face recognition device

Info

Publication number: CN219716144U
Application number: CN202320774868.1U
Authority: CN
Inventors: 王坤; 胥程钧; 罗智鹏; 刘泓俊; 刘旭; 唐君莉; 向舒月; 范培培
Original assignee: Southwest Petroleum University
Current assignee: Southwest Petroleum University
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-09-19
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a vehicle-mounted face recognition device which comprises a mobile phone end for controlling the whole recognition device, a vehicle-mounted computer and camera module for realizing face recognition and behavior judgment, a wearable watch module for detecting human body data and vibration reminding, an alcohol and smoke sensing module for detecting whether a driver drinks cigarettes or not and an accident detection module for detecting whether an accident occurs in the vehicle or not, wherein the vehicle-mounted computer and camera module, the wearable watch module, the alcohol and smoke sensing module and the accident detection module are respectively in communication connection with the mobile phone end through a wireless network, the vehicle-mounted computer and camera module comprises a vehicle-mounted computer and a network camera, and the vehicle-mounted computer and the network camera are respectively in communication connection with the mobile phone end. The utility model can improve the safety of the driver when driving while facilitating the dispatching management of the carrier to the driver and the vehicle, and can help the driver in time when traffic accidents occur.

Description

Vehicle-mounted face recognition device

Technical Field

The utility model relates to the technical field of vehicle-mounted safety hardware systems, in particular to a vehicle-mounted face recognition device.

Background

At present, the domestic logistics transportation industry is developed, but the problems of safety, such as overload and unsafe driving, exist. Once accident damage can reach tens of thousands to millions, so in order to guarantee accurate and safe delivery of goods, the logistics transportation industry has great demands on a safety hardware system, and therefore, a recognition device capable of recognizing fatigue dangerous driving behaviors of people, sending out voice prompt after recognizing the dangerous driving behaviors, and capturing and recording the dangerous driving behaviors is needed. The wearable watch can also vibrate to wake the driver when fatigue driving occurs, and meanwhile, the watch has the functions of monitoring the monitoring state of the driver, monitoring drunk driving and detecting traffic accidents, so that the overall safety of the driver during driving is improved.

At present, the existing vehicle-mounted recognition device generally has the problems of larger equipment volume and higher installation cost, so that the recognition device with smaller occupied space and lower cost is urgently needed to monitor various behaviors of a driver in driving, and the safety of the driver in driving is improved while the driver and the vehicle are conveniently scheduled by a carrier.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a vehicle-mounted face recognition device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a on-vehicle face recognition device, is including the cell-phone end that is used for controlling whole recognition device, be used for realizing face identification and action judgement's on-vehicle computer and camera module, be used for detecting human body data and the wearable wrist-watch module that vibrations were reminded, be used for detecting whether the driver smoked and drunk alcohol and smoke sensing module and be used for detecting the accident detection module that whether the vehicle takes place the accident, on-vehicle computer and camera module, wearable wrist-watch module, alcohol and smoke sensing module and accident detection module are connected with cell-phone end communication through wireless network respectively.

As still further aspects of the utility model: the vehicle-mounted computer and the camera module comprise a vehicle-mounted computer and a network camera, and the vehicle-mounted computer and the network camera are respectively in communication connection with the mobile phone terminal.

As still further aspects of the utility model: the outer wall of the vehicle-mounted computer is respectively fixed with a second fixing piece, the outer wall of the bottom of the network camera is provided with an adjusting bracket, and the outer wall of one side of the vehicle-mounted computer is provided with an interface mounting groove.

As still further aspects of the utility model: the wearable watch module comprises an intelligent watch, and the intelligent watch is connected with the mobile phone in a communication mode.

As still further aspects of the utility model: the alcohol and smoke sensing module comprises a second circuit board, an alcohol sensor, a smoke sensor, a protective shell, a cylinder and a fan, wherein the smoke sensor and the alcohol sensor are respectively arranged on the top outer wall of the second circuit board, the protective shell is fixed on the top outer wall of the second circuit board, the cylinder is arranged on the top outer wall of the protective shell, the fan is arranged on the top outer wall of the cylinder, and the smoke sensor, the alcohol sensor and the fan are respectively connected with the mobile phone end in a communication mode.

As still further aspects of the utility model: the accident detection module comprises a first circuit board and a collision sensor, wherein the collision sensor is arranged on the outer wall of the top of the first circuit board and is in communication connection with the mobile phone end.

As still further aspects of the utility model: the outer wall of the protective shell is provided with a plurality of ventilation frames, and a partition plate is fixed on the outer wall of the top of the second circuit board.

As still further aspects of the utility model: the outer walls of two sides of the second circuit board are fixedly provided with first fixing pieces.

The beneficial effects of the utility model are as follows:

1. the vehicle-mounted computer and the camera module can identify the driving state of a driver, and if the actions such as drowsiness, yawning, sleeping, smoking, making a call, leaving the steering wheel for a long time and the like are found, the vehicle-mounted computer and the camera module can give an alarm in time, and the vehicle-mounted computer and the camera module take a candid photograph and record a log; the alcohol and smoke sensing module can monitor smoke and alcohol concentration in a vehicle in real time, when detecting that the alcohol concentration is high, drunk driving is judged, at the moment, the mobile phone terminal dials an emergency call to a specific contact person arranged in the mobile phone, and simultaneously plays corresponding voice to dissuade, the specific contact person answering the call is directly taught through the voice, and the position is reported to the specific contact person through a short message form, so that a carrier can conveniently schedule and manage a driver and the vehicle, and meanwhile, the driving safety of the driver is improved.

2. The accident detection module can sense the occurrence of traffic accidents, then automatically dials an emergency call through a mobile phone terminal, the call is switched on, and the vehicle-mounted computer automatically sends out voice sounds to tell the people who receive the call about the health state, the geographic position, the blood type, the emergency contact call and the like of the driver, so that the driver can be timely rescued.

3. The ventilative frame can fill the fan into the inside gaseous quick exhaust of protecting crust, and the baffle can separate the inside gas of getting into the protecting crust to improve smoke transducer and alcohol sensor's detection accuracy.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a vehicle-mounted face recognition device according to the present utility model;

fig. 2 is a schematic side view of a vehicle-mounted face recognition device according to the present utility model;

fig. 3 is an exploded schematic view of an alcohol and smoke sensing module structure of a vehicle-mounted face recognition device according to the present utility model;

fig. 4 is a schematic diagram of a communication control flow of a vehicle-mounted face recognition device according to the present utility model.

In the figure: the intelligent watch comprises a 1-vehicle-mounted computer, a 2-network camera, a 3-fan, a 4-protective shell, a 5-first circuit board, a 6-intelligent watch, a 7-collision sensor, an 8-second circuit board, a 9-ventilation frame, a 10-adjusting bracket, an 11-interface mounting groove, a 12-cylinder, a 13-partition board, a 14-smoke sensor, a 15-alcohol sensor, a 16-first fixing piece and a 17-second fixing piece.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

Example 1

The vehicle-mounted face recognition device comprises a mobile phone end for controlling the whole recognition device, a vehicle-mounted computer and camera module for realizing face recognition and behavior judgment, a wearable watch module for detecting human body data and vibration reminding, an alcohol and smoke sensing module for detecting whether a driver drinks cigarettes or not and an accident detection module for detecting whether an accident occurs in the vehicle or not, wherein the vehicle-mounted computer and camera module, the wearable watch module, the alcohol and smoke sensing module and the accident detection module are respectively in communication connection with the mobile phone end through a wireless network.

The vehicle-mounted computer and the camera module can identify the driving state of a driver, and if the actions such as drowsiness, yawning, sleeping, smoking, making a call, leaving the steering wheel for a long time and the like are found, the vehicle-mounted computer and the camera module can give an alarm in time, and the vehicle-mounted computer and the camera module take a candid photograph and record a log; the alcohol and smoke sensing module can monitor smoke and alcohol concentration in the car in real time, when the alcohol concentration is detected to be high, drunk driving is judged, at the moment, the mobile phone terminal dials an emergency call to a specific contact person arranged in the mobile phone, and simultaneously plays corresponding voice to dissuade, and the voice is used for directly telling the specific contact person answering the call and reporting the position to the specific contact person in a short message form;

the accident detection module can sense the occurrence of traffic accident car crashing and car turning, then automatically dials an emergency call through a mobile phone terminal, the call is communicated, and the vehicle-mounted computer automatically sends out voice sounds to tell the people receiving the call about the health state, geographical position, blood type, emergency contact person call and the like of the driver, so that the driver can be rescued in time;

the wearable watch module collects heart rate, blood oxygen, pulse and body temperature of a driver through the wearable embedded watch, then generates a health report in real time for the driver to refer to, and if the collected health state is bad, the wearable watch module can give an alarm in time and announces to emergency contacts and reports the real-time position.

1-2, the vehicle-mounted computer and camera module comprises a vehicle-mounted computer 1 and a network camera 2, wherein the vehicle-mounted computer 1 and the network camera 2 are respectively in communication connection with a mobile phone terminal; the outer wall of the vehicle-mounted computer 1 is respectively fixed with a second fixing piece 17, the outer wall of the bottom of the network camera 2 is provided with an adjusting bracket 10, and the outer wall of one side of the vehicle-mounted computer 1 is provided with an interface mounting groove 11.

Regarding the size of the on-board computer 1, considering that the logistics transportation industry is facing, vehicles are usually small, medium, large trucks and semi-trailers, the on-board computer is not sensitive to the size, and can be installed at places such as the back of a saddle, the on-board computer is low in cost, strong in reliability, very stable in supply and strong in substitution, and even if a certain type of main board used at present is in a high price and is broken, main boards with other itx sizes or nuc can be used, and only the x64windows system is required to be met.

The network camera 2 is added in front of the driver, and points to the face of the driver, so that the real-time behavior state of the driver, such as eye closure, yawning, inattention, calling and smoking, is identified, and a voice warning is sent;

implementation details: the method is realized by the vehicle-mounted computer 1, the vehicle-mounted computer 1 acquires the picture and frame data transmitted by the network camera 2 through the built-in OpenCV, then the data are transmitted to a mediapipefacemesh (TensorFlowLite) model to obtain a human face, 468 key points and 24 key points of the hand, whether the eyes are open or closed is judged through an eye length-width ratio (eye aspect ratio) algorithm, if the eyes are closed longer, the driver is judged to sleep, at the moment, a voice prompt is sent out, information is reported to a mobile phone end, the snap picture is stored in the vehicle-mounted computer 1, and the behavior is recorded in a log.

If the hand action is judged to be smoking action and the hand action is close to the mouth, the smoking is judged to be smoking, at this time, the command is called through the vehicle-mounted computer 1 to realize voice reminding, if the eye adhesion of the driver is small and the opening and closing of the mouth are large, the hand action is judged to be yawning, the program is called to realize voice reminding, if the driver is in a calling action and is close to the eye, the driver is judged to be calling, the program is called to realize voice reminding by the system voice, and the behavior is reported to the mobile phone end to realize snapshot.

As shown in fig. 1-3, the wearable watch module comprises a smart watch 6, and the smart watch 6 is in communication connection with a mobile phone terminal; the main control esp32c3kit of the intelligent watch 6 is communicated with a heart rate blood oxygen module arranged in the intelligent watch 6, a specific heart rate and blood oxygen value are read, whether a driver wears the intelligent watch 6 can be detected, and the esp323 kit reads out a ntc thermistor resistance value through an ADC voltage digital conversion function with an io pin, so that temperature acquisition is realized; the esp32c3kit carries WiFi and Bluetooth, and the esp32c3kit sends the body data to the mobile phone end through the WiFi local area network by using a UDP socket.

As shown in fig. 1-3, the alcohol and smoke sensing module includes a second circuit board 8, an alcohol sensor 15, a smoke sensor 14, a protecting shell 4, a cylinder 12 and a blower 3, wherein the smoke sensor 14 and the alcohol sensor 15 are respectively arranged on the top outer wall of the second circuit board 8, the protecting shell 4 is fixed on the top outer wall of the second circuit board 8, the cylinder 12 is arranged on the top outer wall of the protecting shell 4, the blower 3 is arranged on the top outer wall of the cylinder 12, and the smoke sensor 14, the alcohol sensor 15 and the blower 3 are respectively connected with a mobile phone terminal in a communication manner; the mobile phone terminal judges whether the driver drives after drinking or not according to the alcohol concentration monitoring data provided by the alcohol sensor 15, and if so, the mobile phone terminal automatically dials to family member contacts;

implementation details: in the steering wheel position alcohol and smoke sensing module, the voltage parameter of the alcohol sensor 15 is read through the singlechip ADC, whether the driver drives after drunk, such as drunk driving, is judged by the voltage parameter, the singlechip transmits information to a mobile phone end through the WiFi local area network, at the moment, the mobile phone stores geographic data and coordinates acquired by a GPS in a local database, then the mobile phone can dial an emergency contact stored on the mobile phone, after the telephone is communicated, the drunk driving condition of the driver is automatically told to a receiver through a text-to-speech mode, and then the geographic position and the GPS coordinates are told to the receiver together.

As shown in fig. 1-3, the accident detection module comprises a first circuit board 5 and a collision sensor 7, wherein the collision sensor 7 is arranged on the top outer wall of the first circuit board 5, and the collision sensor 7 is in communication connection with a mobile phone end; the model of the collision sensor 7 is an acceleration sensor mpu6050;

the mobile phone end is communicated with the acceleration sensor mpu6050 through the esp32c3 universe module, the current horizontal instantaneous acceleration of the vehicle is read, if the horizontal excessive acceleration is detected, the collision is judged, if the gravity acceleration is read and is not around the negative half axis of the vehicle, the vehicle is judged to be overturned, after the traffic accident of the vehicle is perceived, the esp32c3 module can broadcast to the mobile phone end through the WiFi local area network, the UDP socket is broadcast to the mobile phone end, after the accident information is received, a calling interface can be opened immediately, a driver can select to dial or not dial, if the driver does not answer, the emergency contact telephone or emergency first-aid telephone is automatically dialed, after the vehicle is connected, the accident situation, the geographical position of the vehicle, license plate, the emergency contact telephone, the blood type of the driver, the anaphylactic medicine and the medical history are reported, and the screen displays the name, the identification number, the license plate, the emergency contact telephone and the blood type and the medical history of the first rescuer taken to the mobile phone.

Working principle: the mobile phone end serves as a master control, serves as a center for information collection and instruction transmission, timely reacts when the driving state of a driver is not good, automatically dials an emergency contact phone and an emergency phone when the occurrence of a traffic accident is detected, controls a computer to broadcast, geographical positions, driver identification numbers, blood types, medical history and vehicle states, and can store reports after driving is finished.

Meanwhile, the vehicle-mounted computer 1 is used as an intelligent terminal for face recognition and behavior recognition, recognizes a face, calculates 468 key points of the face and 24 key points of the hand, judges the state of a driver according to the relative positions of the key points, timely reminds the driver of making adjustment, provides a tts voice interface, and broadcasts sound information to be transmitted when in telephone conversation (the sound of a loudspeaker of a mobile phone can be automatically shielded when the mobile phone is in conversation, and has a very good effect, through experiments, the mobile phone can not transmit tts characters sent by the mobile phone to the voice sound when in conversation, so that a computer broadcast is adopted when in conversation), and an infrared filter film is removed by a face recognition camera of the computer, so that the problem of face recognition error caused by insufficient night light can be solved through infrared light supplement. An infrared light supplementing lamp is arranged on the camera, so that the human eyes can not be stimulated and influenced while light supplementing is performed.

Simultaneously, the smoke sensor 14 and the alcohol sensor 15 measure the voltage to the ground through the ADC of the Io1 and the Io2 of the single chip microcomputer, wherein the alcohol sensor and the smoke sensor are grounded together with the single chip microcomputer, and then the mobile phone sends a signal to enable the fan 3 to rotate for a few seconds during detection, so that air to be detected is blown in, and the accuracy is improved.

Example 2

The present embodiment makes the following modifications on the basis of embodiment 1: the outer wall of the protective shell 4 is provided with a plurality of ventilation frames 9, a partition plate 13 is fixed on the outer wall of the top of the second circuit board 8, and first fixing sheets 16 are fixed on the outer walls of the two sides of the second circuit board 8; the ventilation frame 9 can be used for rapidly exhausting the gas filled in the protective shell 4 by the fan 3, and the partition plate 13 can be used for separating the gas entering the interior of the protective shell 4, so that the detection accuracy of the smoke sensor 14 and the alcohol sensor 15 is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The vehicle-mounted face recognition device comprises a mobile phone end for controlling the whole recognition device, a vehicle-mounted computer and camera module for realizing face recognition and behavior judgment, a wearable watch module for detecting human body data and vibration reminding, an alcohol and smoke sensing module for detecting whether a driver smokes and drinks and an accident detection module for detecting whether an accident occurs to the vehicle, and is characterized in that the vehicle-mounted computer and camera module, the wearable watch module, the alcohol and smoke sensing module and the accident detection module are respectively in communication connection with the mobile phone end through a wireless network;

the alcohol and smoke sensing module comprises a second circuit board (8), an alcohol sensor (15), a smoke sensor (14), a protective shell (4), a cylinder (12) and a fan (3), wherein the smoke sensor (14) and the alcohol sensor (15) are respectively arranged on the top outer wall of the second circuit board (8), the protective shell (4) is fixed on the top outer wall of the second circuit board (8), the cylinder (12) is arranged on the top outer wall of the protective shell (4), the fan (3) is arranged on the top outer wall of the cylinder (12), and the smoke sensor (14), the alcohol sensor (15) and the fan (3) are respectively in communication connection with a mobile phone end;

the outer wall of the protective shell (4) is provided with a plurality of ventilation frames (9), and a partition plate (13) is fixed on the outer wall of the top of the second circuit board (8); the outer walls of the two sides of the second circuit board (8) are fixedly provided with first fixing pieces (16).

2. The vehicle-mounted face recognition device according to claim 1, wherein the vehicle-mounted computer and camera module comprises a vehicle-mounted computer (1) and a network camera (2), and the vehicle-mounted computer (1) and the network camera (2) are respectively in communication connection with a mobile phone terminal.

3. The vehicle-mounted face recognition device according to claim 2, wherein the outer walls of the vehicle-mounted computer (1) are respectively fixed with a second fixing piece (17), the outer wall of the bottom of the network camera (2) is provided with an adjusting bracket (10), and the outer wall of one side of the vehicle-mounted computer (1) is provided with an interface mounting groove (11).

4. The vehicle-mounted face recognition device according to claim 1, wherein the wearable watch module comprises a smart watch (6), and the smart watch (6) is in communication connection with a mobile phone terminal.

5. The vehicle-mounted face recognition device according to claim 1, wherein the accident detection module comprises a first circuit board (5) and a collision sensor (7), the collision sensor (7) is arranged on the top outer wall of the first circuit board (5), and the collision sensor (7) is in communication connection with the mobile phone terminal.