CN215042441U

CN215042441U - Automatic alarm self-rescue system for automobile and seat

Info

Publication number: CN215042441U
Application number: CN202120692062.9U
Authority: CN
Inventors: 丁乃侃; 逯兆友; 崔焱焱; 卢林盛; 田壮
Original assignee: Wuhan Institute of Technology
Current assignee: Wuhan Institute of Technology
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-12-07
Anticipated expiration: 2031-04-06

Abstract

The utility model relates to the field of traffic safety, in particular to an automatic alarm self-rescue system for an automobile and a seat, wherein the automatic alarm self-rescue system for the automobile comprises an accident detection device and an alarm self-rescue device; the accident detection device comprises a gyroscope sensor, an infrared sensor, a vibration sensor and a control chip, wherein the gyroscope, the infrared sensor and the vibration sensor are all electrically connected with a signal input end of the control chip; the alarm self-rescue device comprises an alarm button, a communication chip and an audio chip, wherein the alarm button is electrically connected with the signal input end of the control chip; the communication chip and the audio chip are electrically connected with the signal output end of the control chip. The utility model discloses can be to the function of vehicle state automatic monitoring, warning to the condition of saving oneself and the help of saving oneself are provided.

Description

Automatic alarm self-rescue system for automobile and seat

Technical Field

The utility model relates to a traffic safety field especially relates to a car automatic alarm system of saving oneself and seat.

Background

With the rapid development of economy in China, the living standard of people is increasingly improved, and the pursuit of living quality is gradually improved. The demand for traffic is increasing, and the speed and comfort are pursued from the past for displacement purposes to the present. Therefore, automobiles are favored as the most widely used transportation tools, and the quantity of automobiles kept in China is increasing dramatically in recent years. The method brings convenience to people and also brings a plurality of problems.

At present in the research that improves people efficiency of saving oneself, the actual conditions that combines the car optimizes intelligent alarm device control system that saves oneself, carry out signal detection and control through STC89C51 control chip, judge whether the environment is safe in the car, can in time report to the police and descend the door window, send the SMS through communication module and dial the call for help and accomplish and save oneself, the function that current car seat at home and abroad possessed mainly is personnel's safety fixed function, provide travelling comfort functions such as massage, heating, and realize automatically regulated's seat state memory function, its inner space and function have not been fully developed and utilized yet. The personal safety in the vehicle can not be ensured, the accidents of traffic accidents cause personal casualties or property loss on roads due to mistakes or accidents, the influence on people is huge, and in many times, the casualties of people in the traffic accidents can be avoided through self rescue. But most people do not know how to save themselves and the self-saving efficiency is very low.

SUMMERY OF THE UTILITY MODEL

For solving the unable interior personal safety of guaranteeing car of above-mentioned vehicle, when unexpected danger takes place, the unable timely efficient of car personnel saves oneself and does not know how to save oneself even to and the technical problem that its inner space of seat has not been utilized completely yet, the utility model provides a car automatic alarm system of saving oneself and seat.

The utility model provides an above-mentioned technical problem's technical scheme as follows: comprises an accident detection device and an alarm self-rescue device; the accident detection device comprises a gyroscope sensor, an infrared sensor, a vibration sensor and a control chip, wherein the gyroscope, the infrared sensor and the vibration sensor are all electrically connected with a signal input end of the control chip; the alarm self-rescue device comprises an alarm button, a communication chip and an audio chip, wherein the alarm button is electrically connected with the signal input end of the control chip; the communication chip and the audio chip are electrically connected with the signal output end of the control chip.

The utility model has the advantages that: the automobile safety monitoring system has the advantages that the running state of the automobile is monitored through the accident detection device, the water falling and serious automobile accidents of the automobile are judged, the automobile static state is monitored through the infrared sensor, the ultrasonic sensor and the vibration sensor, children staying in the automobile can be found in time, the telephone is carried out in time through the alarming self-rescue device, the short message and the voice alarming are carried out, the space inside the seat is fully utilized, needed articles are provided for emergency situations, the automobile safety performance is improved, under the premise that the whole arrangement of the automobile is not changed, the automobile can be automatically monitored and self-rescued when the automobile falls into water, the automobile collides, overturns, oxygen supply is insufficient for people in the automobile in sudden diseases, robbers and children staying in the automobile and other emergency situations occur, and the functions of self-rescue and alarming can be realized, and conditions are provided. And the accident detection device and the alarm self-rescue device of the seat are mature products purchased in the market, and have higher cost performance and reliability. The expansion of the seat function is carried out under the structural framework of the original seat, all functions of the existing seat are reserved, and the comfort is guaranteed to the greatest extent.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the accident detection device comprises a first power supply, wherein the first power supply is electrically connected with the input end of the control chip and supplies power to the control chip.

Furthermore, the first power supply comprises a first power supply and a first voltage stabilizing device, the first power supply is electrically connected with the input end of the first voltage stabilizing device, and the output end of the first voltage stabilizing device is electrically connected with the power interface of the control chip.

Further, the alarm self-rescue device further comprises a second power supply, and the second power supply is electrically connected with the power supply end of the communication chip and supplies power to the communication chip.

Furthermore, the second power supply comprises a second power supply and a second voltage stabilizing device, the second power supply is electrically connected with the input end of the second voltage stabilizing device, and the communication chip is electrically connected with the communication interface of the control chip.

The beneficial effects of the further scheme are as follows: the accident detection device is used for monitoring the running state of the vehicle, judging the water falling of the vehicle and serious vehicle accidents, monitoring the static state of the vehicle by using infrared, ultrasonic and vibration sensors, timely finding children detained in the vehicle and timely carrying out telephone, short message and voice alarm through the alarm self-rescue device module.

Based on the automatic alarm self-rescue system for the automobile, the utility model also provides an automatic alarm self-rescue seat for the automobile, which comprises a seat cushion, a seat backrest, a seat headrest and the automatic alarm self-rescue system for the automobile as described above; the seat headrest is fixedly connected with the fixed end of the seat backrest through a vertical rod; the movable end of the seat back is movably connected with the fixed end of the seat cushion through a transverse shaft; the gyroscope sensor, the infrared sensor and the vibration sensor are arranged on a vertical rod between the seat headrest and the seat backrest;

the control chip, the communication chip and the audio chip are placed inside the seat cushion.

Further, be provided with seat back lid on the seat back, seat back lid covers the back of seat back and with the seat back forms the back cavity, seat back lid with all be provided with the zip fastener that matches each other on the seat back, just seat back lid with the seat back passes through the zip fastener is connected.

Further, self-rescue equipment is accommodated in the cavity of the backrest.

Further, the alarm button is installed at one end of the lower outer surface of the seat cushion, which is far away from the seat back cover.

The beneficial effects of the further scheme are as follows: the automatic monitoring and alarming device has the advantages that the space inside the seat is fully utilized, required articles are provided for emergency situations, the safety performance of the automobile is improved, and the automatic monitoring and alarming functions can be realized when the automobile is subjected to emergency situations such as vehicle falling into water, vehicle collision, vehicle rollover, insufficient oxygen supply for sudden illness and sudden robbery of people in the automobile, detention of children in the automobile and the like on the premise of not changing the overall arrangement of the automobile, and self-rescue conditions are provided.

Drawings

FIG. 1 is a frame diagram of an automatic alarm self-rescue system for a vehicle according to the present invention;

FIG. 2 is a schematic diagram of the structure of the audio chip according to the present invention;

FIG. 3 is a schematic structural view of a first voltage stabilizer of the present invention;

FIG. 4 is a schematic structural view of a second voltage stabilizer of the present invention;

FIG. 5 is a connection relationship diagram of the accident detection device and the alarm self-rescue device of the utility model;

fig. 6 is a schematic structural view of the mid-infrared sensor of the present invention;

fig. 7 is a schematic structural view of the middle vibration sensor of the present invention;

fig. 8 is a schematic structural diagram of a gyroscope sensor of the present invention;

fig. 9 is a schematic structural view of the alarm button of the present invention;

fig. 10 is a flow chart of the system operation of the present invention;

FIG. 11 is a flow chart of the operation of the vehicle in a traffic accident according to the present invention;

FIG. 12 is a flowchart illustrating the operation of the present invention when the vehicle is hijacked;

FIG. 13 is a flowchart illustrating the operation of the present invention when the vehicle encounters a dangerous emergency;

fig. 14 is a flow chart of the work process when the vehicle is detained by children according to the present invention.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, the utility model provides an automatic alarm self-rescue system for automobiles, which comprises an accident detection device and an alarm self-rescue device; the accident detection device comprises a gyroscope sensor, an infrared sensor, a vibration sensor and a control chip, wherein the gyroscope, the infrared sensor and the vibration sensor are all electrically connected with a signal input end of the control chip; the alarm self-rescue device comprises an alarm button, a communication chip and an audio chip, wherein the alarm button is electrically connected with the signal input end of the control chip; the communication chip and the audio chip are electrically connected with the signal output end of the control chip.

The utility model discloses an accident detection device control vehicle running state, judge that the vehicle falls water and serious vehicle accident, use infrared, ultrasonic wave and vibration sensor control vehicle quiescent condition, can in time discover that the car is interior to be detained children, and in time carry out the phone through warning self-rescue device, SMS and audio alert, make full use of the inside space of seat, provide required article for emergency, the automobile safety performance has been improved, under the prerequisite that does not change the whole arrangement of car, make the car fall into water taking place the vehicle, the vehicle collision, the vehicle overturns, personnel's proruption disease oxygen suppliment is not enough in the car, when meeting with emergency such as children are detained in robbing and the car, can realize automatic monitoring, the function of warning, and provide the condition of saving oneself. And the accident detection device and the alarm self-rescue prompt device of the seat are mature products purchased in the market, and have higher cost performance and reliability. The expansion of the seat function is carried out under the structural framework of the original seat, all functions of the existing seat are reserved, and the comfort is guaranteed to the greatest extent.

In this embodiment, specifically, the accident alarm system shown in fig. 1 is composed of a vehicle accident detection device and an alarm self-rescue device, the accident detection device is electrically connected to the input end of the alarm self-rescue device signal, and the accident detection device is also electrically connected to the input end of the alarm self-rescue device signal. The alarm self-rescue device comprises an alarm button and an audio chip, and the alarm button is electrically connected with a button interface of the control chip; the audio chip is electrically connected with an audio chip interface of the control chip, the specific circuit structure of the audio chip is shown in fig. 2, and the audio chip is electrically connected with the control chip through a JQHH pin in the control chip. Specifically, the inside rear side of seat sets up the audio chip, surveys back row seat department when the vehicle parks, if the condition that the infant was forgotten in the car appears, starts the warning device of saving oneself and reminds the car owner.

In this embodiment, specifically, the accident detection device includes a first power supply, and the first power supply is electrically connected to the input terminal of the control chip and supplies power to the control chip. The first power supply comprises a first power supply source and a first voltage stabilizing device, the first power supply source is electrically connected with the input end of the first voltage stabilizing device, the output end of the first voltage stabilizing device is electrically connected with the power interface of the control chip, and the specific circuit structure of the first voltage stabilizing device is shown in figure 3.

The alarm self-rescue device comprises a communication chip and a second power supply, and the second power supply is electrically connected with the input end of the communication chip. The second power supply comprises a second power supply and a second voltage stabilizing device, the second power supply is electrically connected with the input end of the second voltage stabilizing device, the communication chip is electrically connected with the communication interface of the control chip, and the specific circuit structure of the second voltage stabilizing device is shown in fig. 4.

In this embodiment, specifically, as shown in fig. 5, the main component of the accident detection device is a gyroscope, the alarm self-rescue device adopts a SIM868 communication module, the control chip of the design adopts an ARDUINO single chip microcomputer, the gyroscope is electrically connected with the input end of the SIM868 communication module signal through the control chip, and the rotating shaft of the object rotating at a high speed in the gyroscope tends to be in the vertical direction under the action of an external force for changing the direction of the object. Moreover, when the rotating object is inclined transversely, gravity acts in the direction of increasing inclination, and the shaft moves in the vertical direction, so that the oscillating motion is generated. When the gyro rotation axis of the gyrotheodolite rotates about the horizontal axis, the gyro rotation axis receives a vertical rotation force due to the rotation of the earth, and the gyro rotation body generates a time-lapse motion in the meridian direction in the horizontal plane. When the axle is parallel to meridian and is static, it can be used, when the vehicle is in accident, the acceleration can be obviously changed, and the angle of the vehicle also can be greatly changed, and can be detected by gyroscope to judge that the vehicle is in normal state. When an accident occurs to a vehicle, the vehicle often has an abnormal operation state, and the vehicle accident detection device judges whether the vehicle encounters the accident or not by judging the angle of the vehicle, the change of the running acceleration and the change of the angular speed. After an accident occurs, the alarming self-rescue device is triggered, the emergency contact telephone is dialed through the SIM868 module, the help-seeking short message is sent, the position of the help-seeking person is determined, and the search and rescue personnel are helped to quickly find the accident vehicle. The control chip of the design adopts an ARDUINO control chip.

Specifically, the alarming function of this car automatic alarm seat design of saving oneself adopts the SIM868 module to communicate in this embodiment, and the SIM868 board adopts high performance industrial grade GSM/GPRS four-frequency module: SIM868, working frequency band GSM850/900/1800/1900 MHz. The system can realize the functions of telephone voice, SMS (short message service), MMS (multimedia message service) and GPRS (general packet radio service) data transmission, support a transparent transmission mode, domain name resolution and an IP (Internet protocol) mode, and can identify the keys and the Bluetooth of the other party by DTMF (dual tone multi-frequency) decoding. The hardware design is optimized on the aspect of official design, a high-efficiency switching power supply is adopted for supplying power, and the SIM card adopts a mainstream MICRO card seat. Has the characteristics of strong stability, high cost performance, portability and the like.

Specifically, an infrared sensor is arranged behind the automatic alarm self-rescue seat of the automobile, the specific circuit structure of the infrared compound eye sensor is shown in fig. 6, the infrared compound eye sensor is electrically connected with the control chip through an RB _ HH pin of the control chip, and the infrared compound eye sensor is started after a driver is detected to leave the automobile for a period of time. The sensor can measure the distance, when the measured distance in the space of the rear-row seat fluctuates within a certain time, the sensor is regarded that children are in the rear row, and the sensor gives an alarm by telephone and short messages and starts voice prompt at the same time.

In this embodiment, specifically, the vibration sensor is disposed in the automatic alarm self-rescue seat of the vehicle, a specific circuit structure of the vibration sensor is shown in fig. 7, the infrared compound eye sensor is electrically connected to the control chip through a SW _ HH pin of the control chip, and when the child retention condition is detected, the vibration sensor starts to operate. The trapped child beats the shaking seat, and after the vibration sensor detects that the amplitude is larger than the threshold value, the child automatically makes a call and sends a short message for alarming.

Specifically, this built-in vibration sensor of car automatic alarm self-rescue seat in this embodiment, the concrete circuit structure of vibration sensor is as shown in fig. 8, infrared compound eye sensor pass through control chip's MPI9255HH pin with control chip electricity is connected, in addition, the back in the children are locked the car, still can seek help through the alarm button at seat back, the concrete circuit structure of vibration sensor is as shown in fig. 9, infrared compound eye sensor pass through KEY _ INPUT pin of control chip with the control chip electricity is connected, and this button is out of work when the driver does not leave in the car.

In the embodiment, specifically, as shown in fig. 10, the seat is designed and manufactured on the basis of a common seat, and when a person in the vehicle encounters an accident, the person can rapidly save self, wherein the function includes an accident alarm function and an accident self-rescue function. When an accident occurs, the alarm system detects that the running state of the vehicle is abnormal, and automatically gives an alarm through telephone and short messages and gives voice prompt, so that rescue is requested at the first time and self-rescue guidance is provided; when the driver is hijacked, the driver can give an alarm through a one-key alarm button below the seat, automatically dial the telephone of the emergency contact person and send a help-seeking short message to determine the position of the help-seeking person; after the driver leaves, the seat automatically detects whether the child is detained in the vehicle, and if so, the seat automatically dials a call and sends a short message.

As shown in fig. 11, when a vehicle is started and a person is injured due to a traffic accident, the system detects a collision state, and makes a call for help to an emergency contact person and sends position information of the accident site. Personnel in the car can open the apron at seat rear portion, takes out emergency rescue package, carries out the operation of saving oneself.

When the vehicle encounters a hijack event, an adult in the vehicle can press a one-key alarm button at the side part of the seat to ask for help, and the system automatically dials a call for help and sends a short message. The problems that the existing automobile anti-robbery device causes inconvenience in driving of a driver, and whether the automobile is robbed or not cannot be determined by a warning signal are solved. Fig. 12 is a flow chart of vehicle hijacking, and fig. 13 is a simple operation chart of vehicle danger. The anti-robbery alarm can timely alarm when a driver is in danger and is not easy to be perceived by criminals, and compared with the traditional anti-robbery alarm, the anti-robbery alarm can timely and accurately inform the dangerous case in the outside vehicle on the premise of protecting the safety of the driver, so that the passing pedestrians or vehicles can assist or alarm in the first time, crime is effectively prevented, and the life and property safety of the driver is guaranteed. And because the components used in the design have low cost and simple structure, and do not influence the normal driving of a driver in use, the automobile anti-robbery accessory has better popularization value in the automobile anti-robbery accessory market.

In this embodiment, as shown in fig. 14, when the software detects that the vehicle is parked through the multiple sensors, it detects whether there is a child or a pet in the rear seat, and if there is a child or a pet left behind, it gives an alarm.

Accident self-rescue system the accident self-rescue system is integrated in the automobile seat and comprises a voice prompt device, self-rescue equipment and a one-key alarm button. Carry out voice broadcast when the accident takes place, the suggestion personnel save oneself according to the step in the car. Personnel in the car can open seat back baffle rapidly, open the seat and take out life-saving equipment and save oneself. The voice broadcasting device is installed in the automobile seat, and the audio chip is implanted in the seat, so that the personnel in the automobile can clearly hear the voice prompt after the accident. The voice system realizes the functions through the MP3 module, and the circuit diagram and the arrangement position are as follows: place self-rescue equipment such as oxygen cylinder, face guard, life-buoy bracelet and first-aid kit in the voice broadcast device circuit diagram seat of figure 5, supply emergent taking of personnel in the car. The emergency lifesaving pull ring is arranged at the backrest of the automobile, so that when an accident and an emergency situation occur, personnel in the automobile can easily and rapidly pull the pull ring, open the seat and select self-rescue equipment to carry out self-rescue operation. Install the flap additional between seat bottom and backplate, when guaranteeing the device degree of freedom that opens and shuts, can increase the inside volume of seat, provide the space for installing equipment of saving oneself additional. This project designs a seat with detect, automatic alarm and function of saving oneself, this seat when not influencing the comfort level, make full use of seat space. The seat can be applied to various emergency situations such as road accidents, drowning accidents, vehicle hijacking, sudden illness of people in the vehicle, children detention and the like, the seat is used for alarming and self-rescuing the vehicle emergency situation, and the seat does not exist at home and abroad.

The utility model discloses in:

the Arduino is an open-source hardware product which is convenient, flexible and convenient to use, has rich interfaces, is provided with a digital I/O port and an analog I/O port, and simultaneously supports SPI, IIC and UART serial port communication. The low power consumption of the controller is also the preferred control chip of the design.

This application does not relate to the improvement of software, above all kinds of sensors in communication chip, audio chip, the accident detection device and the realization of system algorithm function all are the prior art of chip, the utility model discloses aim at protecting its hardware and relation of connection.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an automobile automatic alarm system of saving oneself which characterized in that: comprises an accident detection device and an alarm self-rescue device; the accident detection device comprises a gyroscope sensor, an infrared sensor, a vibration sensor and a control chip, wherein the gyroscope, the infrared sensor and the vibration sensor are all electrically connected with a signal input end of the control chip; the alarm self-rescue device comprises an alarm button, a communication chip and an audio chip, wherein the alarm button is electrically connected with the signal input end of the control chip; the communication chip and the audio chip are electrically connected with the signal output end of the control chip.

2. The automatic alarm self-rescue system for the automobile according to claim 1, characterized in that: the accident detection device further comprises a first power supply, and the first power supply is electrically connected with the power supply end of the control chip and supplies power to the control chip.

3. The automatic alarm self-rescue system for the automobile according to claim 2, characterized in that: the first power supply comprises a first power supply source and a first voltage stabilizing device, and the first power supply source is electrically connected with the power supply end of the control chip through the first voltage stabilizing device and supplies power to the control chip.

4. The automatic alarm self-rescue system for the automobile according to any one of claims 1 to 3, characterized in that: the alarm self-rescue device further comprises a second power supply, and the second power supply is electrically connected with the power supply end of the communication chip and supplies power to the communication chip.

5. The automatic alarm self-rescue system for the automobile according to claim 4, characterized in that: the second power supply comprises a second power supply and a second voltage stabilizing device, and the second power supply is electrically connected with the power supply end of the communication chip through the second voltage stabilizing device.

6. The utility model provides a car automatic alarm seat of saving oneself which characterized in that: comprises a seat cushion, a seat backrest, a seat headrest and the automatic alarm self-rescue system of the automobile as claimed in any one of claims 1 to 5; the seat headrest is fixedly connected with the fixed end of the seat backrest through a vertical rod; the movable end of the seat back is movably connected with the fixed end of the seat cushion through a transverse shaft; the gyroscope sensor, the infrared sensor and the vibration sensor are arranged on a vertical rod between the seat headrest and the seat backrest; the control chip, the communication chip and the audio chip are placed inside the seat cushion.

7. The automatic alarm self-rescue seat for the automobile as claimed in claim 6, wherein: the seat back is provided with a seat back cover, the seat back cover covers the back of the seat back and forms a back cavity with the seat back, the seat back cover and the seat back are provided with mutually matched zippers, and the seat back cover and the seat back are connected through the zippers.

8. The automatic alarm self-rescue seat for the automobile as claimed in claim 7, wherein: self-rescue equipment is accommodated in the cavity of the backrest.

9. The automatic alarm self-rescue seat for the automobile as claimed in claim 7, wherein: the alarm button is arranged at one end of the lower outer surface of the seat cushion, which is far away from the seat back cover.