KR102022197B1 - Alert on fire escape route - Google Patents

Abstract

The present invention relates to a fire escape notification capable of preventing loss of lives, which comprises: a gas sensor; an LED using a light emitting diode with high brightness; a laser pointer; a DFPlayer outputting a stored voice file through an Arduino speaker; an Arduino speaker outputting a voice file stored in the DFPlayer; an Arduino UNO R3; a Bluetooth module performing communication with a user smartphone (800); and a user smartphone.

Description

Alert on fire escape route

The present invention relates to an evacuation route alert in case of fire, and in particular, the structure and safe evacuation route inside the building to those who reside in the building during a fire through an electronic device having a fire detection sensor and Bluetooth communication and guidance function in the building. It is about the evacuation notice in case of fire.

Recently, due to the city's advanced and limited land, buildings and apartments are getting higher and higher. It is not known at what time or place of fire in our daily lives. In the event of a fire in the building, people who are not familiar with the internal structure of the building may be isolated and may cause secondary casualties.

Conventional fire alarms are used only as an emergency bell to signal a fire and cannot respond quickly because of the lack of internal structures or means of evacuation or evacuation of the building.

On the other hand, according to the Republic of Korea Patent Publication (B1) No. 10-1472488 (2014.12.17), and includes an evacuation guidance reminder device installed on the railing rod of the edge of the stairs, the evacuation guidance reminder device, the display window; speaker; Beam output unit; LED unit; Sensor unit; A connector portion; Power supply; Control unit; And an apparatus housing accommodating an evacuation direction guide unit, and the housing further includes a communication unit capable of communicating with the outside, and further comprising a control room including a computer for remotely controlling the evacuation guidance reminder device. The evacuation guidance system and system has been proposed, which is a technical feature of manually controlling the evacuation guidance system through the communication unit in the control room.

However, this patent technology induces evacuation through heat, smoke and gas sensors in case of fire, emits light in different colors through LED light emitting part, and enables beam and irradiation to be communicated with the outside. However, there is room for improvement because the internal structure of the building and the fire situation cannot be notified to individuals in real time.

Therefore, the present invention solves the above problems and proposes an all-new fire escape alert using Arduino UNO R3.

More specifically, the object of the present invention is the structure and structure of the building to those who reside in the building in the event of a fire through a gas sensor and LED, laser pointer, DFPlayer, Arduino speaker, Arduino UNO R3, Bluetooth module and user smartphone Provides evacuation alerts in case of fire to guide secondary evacuation routes in real time to prevent secondary casualties.

According to a feature of the present invention for achieving the above object, MQ- which detects LPG, butane gas, propane gas, methane gas, alcohol, smoke flowing into the building or apartment building, such as to transmit to Arduino UNO R3 A gas sensor 100 in which two sensors are used; An LED 200 which is driven and controlled by the Arduino UNO R3 and in which a light emitting diode having high brightness is used as an evacuation light in case of fire; A laser pointer 300 controlled by the Arduino UNO R3 and capable of printing an arrow indicating a direction leading to a shelter or an evacuation site of a fire place on a wall of a stairway or a passage of a building; A DFPlayer 400 which is driven and controlled by the Arduino UNO R3, and stores a voice file for announcement when a fire occurs and outputs the stored voice file through an Arduino speaker; An Arduino speaker (500) driven and controlled by the Arduino UNO R3 and outputting a voice file stored in the DFPlayer; The gas sensor, LED, laser pointer, DFPlayer, speaker and Bluetooth module are controlled intermittently, the internal structure of the building and the design of the shelter or evacuation site in the event of a fire are stored in the memory 610 as a 3D file, 3D An Arduino UNO R3 600 which transmits file data to the user's smart phone via the Bluetooth module while simultaneously irradiating the data on the stairs wall or the passage wall of the building through the laser pointer; A Bluetooth module 700 which assists the communication function of the Arduino Uno R3 and communicates with the user smartphone 800; A user smartphone 800 having an Android-based operating system capable of receiving 3D files stored in the Arduino UNO R3 memory and information provided from the control center through the Bluetooth module is included. Provide alerts for evacuation in case of fire.

Evacuation alerts in the fire of the present invention has the following effects.

The present invention implements a fire escape alert consisting of a gas sensor and LED, laser pointer, DFPlayer, Arduino speaker, Arduino UNO R3, Bluetooth module and user smartphone,

(1) People who reside in a building or apartment building can evacuate quickly because they can accurately recognize the structure of the building and the fire shelter or fire shelter they did not know.

(2) Compare the internal structure of the building transmitted from the Arduino UNO R3 and the fire shelter or fire shelter by receiving the fire situation transmitted from the control center in real time through the user's smart phone to accurately determine the current position and fire situation of the user. As it can be confirmed, there is an effect that can prevent secondary casualties.

1 is a view showing a conventional evacuation guidance notification device and system
Figure 2 is a block diagram showing the overall technical configuration for the evacuation notice in case of fire in accordance with a preferred embodiment of the present invention

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible even though they are shown in different drawings. The prior art should be interpreted as such. In addition, in describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

Referring to Figure 2, the key technical components for the fire escape notification in accordance with a preferred embodiment of the present invention, the gas sensor 100 and LED 200, laser pointer 300, DFPlayer (400) Arduino speaker 500, Arduino UNO R3 (600), Bluetooth module 700 and the user's smart phone (800).

Referring to FIG. 2, the gas sensor 100 uses an MQ-2 sensor and transmits a detected signal to the Arduino UNO R3 600 when gas is detected by an input unit. Then, the Arduino UNO R3 (600) outputs an alarm sound and a guide broadcast to the DFPlayer (400) and the speaker (500), and simultaneously communicates with the Bluetooth module (700) while the LED and the laser pointer inform the escape route. Through the user's smart phone 800 will be sent to the structure and shelter inside the building.

Here, the gas sensor 100 is a sensor capable of detecting LPG, butane gas, propane gas, methane gas, alcohol, smoke, etc. flowing into a building or apartment building.

Referring to FIG. 2, the LED 200 is a light emitting diode that is generally used, and since the LED has high brightness, visibility of the LED 200 is very high when used as an evacuation lamp in the event of a fire.

Referring to FIG. 2, the laser pointer 300 is a means for guiding a shelter when a vision cannot be secured due to smoke during a fire, and the light from the laser pointer goes straight without changing a direction. Therefore, light energy does not dissipate to the surroundings and goes straight, so laser light can penetrate through smoke caused by fire. Therefore, in the present invention, the laser point 300 may print an arrow indicating a direction in which people lead to a shelter or evacuation site of a fire place through the Arduino UNO R3 600 on the stairs or passage walls of the building. .

Here, the printing method may be configured to connect the laser pointer 300 with the servo motor 310 to rotate, and then configure the servo motor 310 to receive a control command of the Arduino UNO R3 600.

Referring to FIG. 2, the DFPlayer 400 is a means for storing a voice file for announcement when a fire occurs, and the voice file stored in the DFPlayer 400 controls a control command of the Arduino UNO R3 600. Receive and output through the speaker 500.

Referring to FIG. 2, the Arduino speaker 500 is a means for outputting a voice file stored in the DFPlayer 400 and is controlled by the Arduino UNO R3 600.

Referring to FIG. 2, the Arduino UNO R3 600 includes the gas sensor 100, the LED 200, the laser pointer 300, the DFPlayer 400, the speaker 500, and the Bluetooth module 700. As a means for controlling the interruption, the memory 610 of the Arduino UNO R3 600 stores the internal structure of the building and the design of the shelter or evacuation site in the event of a fire as a 3D file, and the laser pointer 300 The Bluetooth module 700 may be transmitted to the user smartphone 800 at the same time as irradiating the stairs wall or the passage wall of the building.

Here, the Arduino UNO R3 (600) is based on an AVR MCU (microcontroller unit) called Atmega 328, and six analog input terminals capable of coupling a sensor, the LED 200, the laser pointer 300, and a speaker. It has 14 digital I / O pins, USB connection port, reset button, etc. that can control voice output of 500, and it has all functions for simple but various environmental sensing and control. Arduino provides an integrated development environment that makes it easy to develop and upload the resulting executable code without the microcontroller expertise. The added function in the Arduino UNO R3 (600) has been added SDA and SCA pins for TWI (Two-Wire Interface) communication, and with the addition of the IOREF function, one board can control another specification board. The position and function of the RESET switch has been enhanced and the ATMEL ISP Flash and USB Controller 8K Bytes has been changed to 16 Bytes.

Referring to FIG. 2, the Bluetooth module 700 assists the communication function of the Arduino Uno R3 600 and is a means for communicating with the user smartphone 800. The Bluetooth module 700 called HC-06 is used which is cheap and has high performance and high preference.

Here, the Bluetooth module 700 has a total of four pins (Pin), there are RX pin for receiving a signal, TX pin, GND (Ground), VCC pin for transmitting a signal. Since the power supply of the module operates between 3.6V and 6V, the VCC pin may be connected to the 5V terminal of the Arduino Uno R3 board 400. Some modules operate at 3.3V, so make sure to check the specifications before connecting the power terminals to prevent errors. If the first connection to the power terminal is not paired, the LED of the Bluetooth module 300 blinks. However, when Bluetooth pairing with a smartphone or laptop, it does not blink and stays on.

Referring to FIG. 2, the user smartphone 800 has an Android-based operating system, and a mobile phone generally used by anyone is used, and the Arduino UNO R3 is used through the Bluetooth module 700. The structure of the building stored in the memory 610 of the 600 and the schematic of the fire shelter or shelter provided in 3D is provided. And the user smart phone 800 may also receive real-time information provided from the control center.

The Android device may include an operating system, a middleware, a user interface, and a standard application (web browser, email client, short message service (SMS), multimedia message service (MMS)) for a portable device including a mobile phone. It is a software stack and mobile operating system that includes Android, which allows developers to write applications in the Java language, and provides a runtime library for running compiled bytecode, and Android also provides a software development kit (SDK). It provides various tools and application program interface (API) necessary for developing application program.

According to a preferred embodiment of the present invention, the master Arduino source code for the evacuation notice in a fire is as follows.

#include <SoftwareSerial.h>

#include <DFPlayer_Mini_Mp3.h>

SoftwareSerial mySerial (10, 11); // RX, TX

const int gasPin = A0; // Set gas sensor out to Arduino A0

int Laser_Pin = 7;

int LaSER_Pin = 8;

void setup ()

{

Serial.begin 9600; // serial port setting

mySerial.begin (9600);

Serial.begin 9600;

 pinMode (8, OUTPUT);

pinMode (7, OUTPUT);

mp3_set_serial (mySerial); // set softwareSerial for DFPlayer-mini mp3 module

delay (1); // delay 1ms to set volume

mp3_set_volume (30); // value 0 ~ 30

}

void loop ()

{

{

Serial.println (analogRead (A0)); // transmit sensor value to serial monitor

if (analogRead (A0)> 200) // When gas is detected (need to adjust to your sensor sensitivity)

{

boolean play_state = digitalRead (3); // connect Pin3 to BUSY pin of player

if (play_state == HIGH) {

mp3_next ();

}

{

digitalWrite (7, HIGH);

delay (100);

digitalWrite (8, HIGH);

digitalWrite (7, LOW);

delay (100);

}

{

digitalWrite (7, LOW);

digitalWrite (8, LOW);

}

}

}

The source code signals the Arduino LED and the laser pointer when the measured value is 200 or more in the gas sensor, and lights up. In addition, voice files embedded in the DFPlayer are output as announcements. And when it falls below 200, the fire was extinguished and the announcement stops.

In addition, between the Bluetooth module 700 and the Arduino UNO R3 600, a sketch code for transferring the serial data of the PC and the serial data of the Bluetooth should be written. Here, only the method will be described without writing the sketch code. do.

First, the sketch code is a code used for setting a Bluetooth module that supports AT commands, such as the Bluetooth module 700. Since the serial communication between the PC and the Arduino UNO R3 (600), the Bluetooth module 700, and the Arduino UNO R3 (600) must be used in total, two AT commands are used to set the AT command. Since the beacon function broadcasts unilaterally on the side of the Bluetooth module 700 and unilaterally receives an advertising signal from a central device (a device such as the user's smart phone 800), it is impossible to exchange data and even continuously change data. There is a problem that cannot be exchanged. While it is believed that many functions can be performed using the beacon function, the beacon is just a feature of Bluetooth 4.0 BLE that requires no connection. Therefore, although initialization is required, in the present invention, when the AT command is different, the Bluetooth module 700 of HM-10 Bluetooth 4.0 V2 BLE that does not need 'AT + RENEW // factory reset' and 'AT + RESET // reset'. Use

The following should be set to a mode that can receive AT commands from a remote device, such as the Android-based user smart phone 800 connected to the Bluetooth module 700.

Then, you create blocks to create an app using App Inventor2. App Inventor 2 Extension for Bluetooth 4.0 BLE for the HM-10 Bluetooth 4.0 V2 BLE module can be downloaded through the latest version, and the required components are arranged in App Inventor 2 and blocks are created. In this case, each block is divided into parts related to Bluetooth scan and connection and parts related to transmission and reception of Bluetooth data.

As described above, according to an embodiment of the present invention, communication between the Bluetooth module 700 and the user smart phone 800 may be performed so that the user smart data may be stored in the building internal structure and the refuge information stored in the memory of the Arduino UNO R3 600. The ability to provide 3D plans to the phone 800 allows the residents of a building or apartment building to recognize the structure of the building and the fire shelters or fire shelters that they did not normally know. There is this.

In addition, in the embodiment of the present invention by comparing the structure of the building transmitted from the Arduino UNO R3 (600) and the fire shelter or fire shelter while receiving the fire situation transmitted from the control center in real time via the user's smart phone There is a feature that allows you to accurately check your location and fire situation.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited thereto. The scope of protection of the present invention should be interpreted by the following claims, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of the present invention.

100: gas sensor 200: LED
300: laser pointer 310: servo motor
400: DFPlayer 500: Arduino Speaker
600: Arduino UNO R3 610: Memory
700: Bluetooth Module 800: User Smartphone

Claims (2)

A gas sensor 100 for detecting LPG, butane gas, propane gas, methane gas, alcohol, and smoke, which are introduced into a building or apartment, and transmitting the MQ-2 sensor to Arduino UNO R3;
An LED 200 which is driven and controlled by the Arduino UNO R3 and in which a light emitting diode having high brightness is used as an evacuation light in case of fire;
A laser pointer 300 controlled by the Arduino UNO R3 and capable of printing an arrow indicating a direction leading to a shelter or an evacuation site of a fire place on a wall of a stairway or a passage of a building;
A DFPlayer 400 which is driven and controlled by the Arduino UNO R3, and stores a voice file for announcement when a fire occurs and outputs the stored voice file through an Arduino speaker;
An Arduino speaker (500) driven and controlled by the Arduino UNO R3 and outputting a voice file stored in the DFPlayer;
The gas sensor, LED, laser pointer, DFPlayer, speaker and Bluetooth module are controlled intermittently, the internal structure of the building and the design of the shelter or evacuation site in the event of a fire are stored in the memory 610 as a 3D file, 3D An Arduino UNO R3 600 which transmits file data to the user's smart phone via the Bluetooth module while simultaneously irradiating the data on the stairs wall or the passage wall of the building through the laser pointer;
A Bluetooth module 700 which assists the communication function of the Arduino Uno R3 and communicates with the user smartphone 800;
A user smartphone 800 having an Android-based operating system capable of receiving 3D files stored in the Arduino UNO R3 memory and information provided from the control center through the Bluetooth module is included. Alert in case of fire. delete

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