KR102296382B1 - Protection device for fireman with danger detection - Google Patents

Abstract

The present invention relates to protective equipment for firefighters having a risk detection function, and more particularly, by installing a communication function and a collapse risk detection function in the protective equipment to ensure the safety of firefighters, predicting the risk of building collapse in advance and providing other firefighters It relates to protective equipment for firefighters having a hazard detection function that can inform the user of the occurrence of danger and the location of the firefighter to be rescued.
According to the present invention, it is possible to predict dangers in advance when firefighters extinguish a fire and to warn themselves or fellow firefighters in the vicinity, and smooth communication between firefighters is possible in a situation of a firefighting field full of flames and smoke, and injuries There is an effect that it becomes possible to provide information so that the location of a firefighter who has lost consciousness can be easily identified and rescued quickly.

Description

PROTECTION DEVICE FOR FIREMAN WITH DANGER DETECTION

The present invention relates to protective equipment for firefighters having a risk detection function, and more particularly, by installing a communication function and a collapse risk detection function in the protective equipment to ensure the safety of firefighters, predicting the risk of building collapse in advance and predicting the risk of other firefighters It relates to a protective equipment for firefighters having a hazard detection function that can inform the user of the occurrence of danger and the location of the firefighter to be rescued.

Fellow firefighters had to search for ways to rescue firefighters who were unable to recognize their location due to smoke or noise during firefighting or were in danger due to an accident.

However, there is a problem in that, while rescuing a firefighter whose exact location is not known, fellow firefighters are also in danger.

A localization system is being developed to locate and rescue firefighters who are in danger when extinguishing a fire in a building.

1 is an internal configuration diagram of a firefighter emergency alert according to the prior art.

The firefighter emergency alert 10 of the prior art is a display unit 12 provided at the top of the main body 11, an LED display unit 13 provided on both sides of the main body 11, and a part of the main body 11 side. Alarm sound generating unit 14 such as a buzzer, button input unit 15 such as an alarm button 15a and mode button 15b provided on the upper side of the main body 11, respectively, and a pin 17 provided at the lower front of the main body 11 ), a ring 18 provided on the rear surface of the main body 11, and a charging terminal 19 provided at the rear lower end of the main body 11.

The inside of the alarm 10 includes a wireless output unit 21 for wirelessly transmitting data, a Real Time Clock (RTC) unit 22 for outputting current time data in real time, and a storage unit for storing data. 23 , a power supply unit 24 having a battery and supplying power, a sensor unit 30 having various sensors, and a control unit 40 including a microprocessor and the like.

The LEDs of the LED display unit 13 are flickered in a dangerous situation, so that an emergency situation can be visually notified to the surroundings at the disaster site.

The sensor unit 30 includes a gravity sensor 31 for measuring gravitational acceleration, a gyro sensor 32 for measuring inclination, a magnetic field sensor 33 for measuring a direction, and a temperature sensor 34 for measuring temperature. .

The gravity sensor 31 indirectly measures the amount of physical impact applied to the firefighter. In addition, the gyro sensor 32 indirectly measures an action such as a firefighter falling or falling. The magnetic field sensor 33 is used together with the data measured by the gravity sensor 31 and the gyro sensor 32, and indirectly measures the direction in which the firefighter moves, the moving distance, and the like.

However, although such equipment can be used to indirectly check the location or damage situation of individual firefighters, there is a limitation that it cannot be used for measuring or predicting the risk of collapse of a building where firefighters are engaged in firefighting activities. there was.

US 10-1875184 B1 US 10-2003-0017597 A

The present invention for solving the above problems is provided with a communication function in the protective mask and protective shoes for securing the safety of the firefighter, and the gyro sensor and the vibration sensor are installed to check the posture of the firefighter as well as the shock transmitted to the firefighter An object of the present invention is to provide protective equipment for firefighters having a hazard detection function that detects the risk of building collapse in real time by detecting vibration or vibration.

The present invention devised to solve the above problems predicts the risk of collapse of a building serving as a fire suppression site by using protective equipment for the safety of firefighters, and enables firefighters to inform the occurrence of danger and the location of firefighters As protective equipment, the protective mask 110 for protecting the face of the firefighter; Protective shoes 120 for protecting the feet and ankles of the firefighter; includes, wherein the protective mask 110 and the protective shoes 120 are the firefighter's position and posture, movement speed, acceleration, and generated in the building. It is characterized by detecting the vibration and predicting the risk of building collapse.

The protective mask 110 includes a control unit 111 for controlling the operation of internal components and converting information included in the communication signal; a face protection unit 112 which is a physical protection device that blocks the danger applied from the outside while being fixed to the head of the firefighter; a filter unit 113 for filtering the toxic gas flowing into the protective mask 110 from the outside; As a communication means connected to an external communication network to send and receive data, a first communication unit 114 to which a short-range communication means such as Bluetooth or Wi-Fi is applied; a gyro sensor 115 for detecting the position, rotation, and acceleration of the protective mask 110 and transmitting data to the controller 111; a microphone 117 that converts the firefighter's voice into a voice signal and transmits it to the control unit 111; and an earphone 118 that converts the voice signal input through the first communication unit 114 into voice and delivers it to the firefighter.

The protective shoe 120 includes a foot protector 121 that physically protects the wearer's feet and ankles; a second communication unit 122 that transmits the state of the firefighter checked through the protective shoes 120 to the protective mask 110 and the control system 130; and a vibration sensor 123 for detecting an impact or vibration sensed through the feet of a firefighter wearing the protective shoes 120 .

The control unit 111 or the vibration data server 140 is the position, posture, movement speed, and acceleration data of the protective mask 110 detected by the gyro sensor 115, and the vibration sensor 123 detected by the It is characterized in that the vibration is combined to predict the risk of collapse of the building at the fire suppression site, and send a danger alert to the firefighter according to the predicted result.

According to the present invention, it is possible to predict danger in advance when firefighters extinguish a fire and to warn themselves or fellow firefighters in the vicinity, and smooth communication between firefighters is possible in a firefighting scene full of flames and smoke, and injuries There is an effect that it becomes possible to provide information so that the location of a firefighter who has lost consciousness can be easily identified and rescued quickly.

1 is an internal configuration diagram of a firefighter emergency alert according to the prior art.
Figure 2 is a view showing the configuration of the protective equipment according to an embodiment of the present invention.
3 is a conceptual diagram illustrating a communication network connection structure between a plurality of firefighters.
Figure 4 is a block diagram showing the internal components of the protective mask and protective shoes.

Hereinafter, "protective equipment for firefighters having a risk detection function" (hereinafter referred to as 'protective equipment') according to an embodiment of the present invention will be described with reference to the drawings.

2 is a diagram showing the configuration of protective equipment according to an embodiment of the present invention, FIG. 3 is a conceptual diagram illustrating a communication network connection structure between a plurality of firefighters, and FIG. 4 is a block diagram showing the internal components of a protective mask and protective shoes am.

As shown in FIG. 2 , the protective equipment 100 of the present invention includes a protective mask 110 for protecting the face of a firefighter or fire investigator, and protective shoes 120 for protecting the feet and lower body.

The protective mask 110 is provided with a band for fixing to the head, a transparent window for identifying the surroundings, a purification device for purifying toxic gas in the air, and the like. In addition, the protective mask 110 may further include communication equipment and a device for detecting surrounding conditions.

The protective shoes 120 are composed of safety boots or boots, and are made of a material capable of sufficiently protecting the feet of firefighters because they do not easily melt in high-temperature heat and are not easily torn by sharp objects. In addition, communication equipment and a sensing device may be provided in the protective shoes 120 , and are connected to the device provided in the protective mask 110 through a communication network to transmit and receive data.

A firefighter wears a set of protective equipment 100 consisting of a protective mask 110 and protective shoes 120 , and performs duties such as fire suppression or cause investigation at a fire site.

In addition, as shown in Fig. 3, the control system 130, which oversees fire suppression or cause investigation, can exchange data with individual firefighters through a communication network, and the current location and condition of firefighters, dangerous conditions of buildings, etc. Information can be viewed in real time. This information is directly transmitted from the protective equipment 100 worn by the firefighters to the control system 130 .

The protective mask 110 is provided with a control unit 111 that controls the operation of the internal components and converts information included in the communication signal. The control unit 111 is generally composed of a microprocessor.

The face protection unit 112 refers to a physical protection device that blocks the danger applied from the outside while being fixed to the head of the firefighter. As described above, a fixed band, a face transparent window, a helmet, etc. provided in the protective mask are all included.

The filter unit 113 refers to a filter that filters toxic gas introduced from the outside.

The first communication unit 114 is a communication means connected to an external communication network to send and receive data, and in addition to a long-distance communication means using a mobile communication network, short-range communication means such as Bluetooth or Wi-Fi (WIFI) may also be applied. The control unit 111 transmits data to the first communication unit 114 or receives data transmitted from the first communication unit 114 and uses it to control the protection device 100 .

The gyro sensor 115 is a sensing means for detecting a three-axis position, rotation, acceleration, and the like, and serves to confirm the posture and movement direction of the protective mask 110 . The gyro sensor 115 refers to a general sensor installed in a car or a smart phone to check speed and acceleration, and a detailed description thereof will be omitted.

When the position, acceleration, and direction of movement of the protective mask 110 are checked, the position and movement direction of the firefighter wearing the protective mask 110 can be checked, and through this, the posture of the firefighter can be grasped.

Data on the speed and acceleration measured by the gyro sensor 115 are transmitted to the controller 111 .

In general, the control unit 111 and the first communication unit 114 are connected by wire, and the control unit 111 and the gyro sensor 115 are connected wirelessly, but this connection method can be freely selected from wired or wireless.

The emergency button 116 is an input means that a firefighter in an emergency situation can press by himself to trigger an alarm. When a firefighter presses the emergency button 116 on his own when he is surrounded by flames or is trapped in a collapsed building during firefighting, information about his/her current location and the surrounding situation input through the sensor will be sent to the protective equipment of fellow firefighters ( 100) and the control system 130 . Fellow firefighters and commanders can use this information to quickly rescue firefighters in danger.

The microphone 117 converts the voice of the firefighter wearing the protective equipment 100 into a voice signal. The microphone 117 is preferably installed inside the face protection unit 112 to enable clear communication even in a noisy fire suppression site.

The earphone 118 converts a voice signal transmitted from the outside into voice and transmits it to a firefighter. It is preferable that the earphone 118 installed inside the face protection unit 112 uses a bone conduction earphone to enable accurate voice recognition even in a noisy environment and to listen to surrounding sounds together.

The first power supply unit 119 supplies power for driving the operation of the protective mask 110, and attaches a rechargeable battery to one side of the face protection unit 112, or wears it on the waist of a firefighter. can

On the other hand, the protective shoes 120 are also provided with a configuration that allows the firefighters to understand the situation and exchange data.

The foot protection unit 121 is in the form of boots or shoes and means a structure for physically protecting the wearer's feet, ankles, legs, and the like.

The second communication unit 122 transmits the vibration data identified through the protective shoes 120 to the protective mask 110 , the control system 130 , and the vibration data server 140 .

The vibration sensor 123 detects shock or vibration detected through the feet of the firefighter wearing the protective shoes 120 . By detecting the shock or vibration input from the surface of the floor where the firefighters are located, the condition of the building or the risk of collapse can be confirmed. In particular, if low-frequency vibration (100 Hz or less) is detected, it is highly likely that the floor, ceiling, or wall of the building will collapse. In particular, when combined with the data of the gyro sensor 115 installed in the protective mask 110, more accurate risk prediction is possible.

The second power supply unit 124 supplies power for the operation of the components installed in the protective shoe 120 in the same way as the first power supply unit 119 .

The gyro sensor 115 installed on the protective mask 110 measures the posture, movement direction, and speed of the firefighter. And the vibration sensor 123 installed on the protective shoe 120 measures the vibration input through the floor. When vibration of a low frequency is detected through the vibration sensor 123 and it is detected that the firefighter's posture is tilted or shaken up and down or left and right through the gyro sensor 115, the vibration data server 140 or the control unit 111 is a firefighter It is judged that the building in this location is collapsing or leaning. The measurement data of the vibration sensor 123 is transmitted by the second communication unit 122 to the first communication unit 114 . The control unit 111 transmits the dangerous situation to the firefighter by voice through the earphone 118 . In addition, the first communication unit 114 informs the control system 130 of the risk of building collapse.

In addition, by simultaneously transmitting a danger warning to other firefighters within a certain distance or to protective equipment 100 worn by other firefighters put into the same fire suppression, all firefighters can cope with the danger together.

The vibration data server 140 or the control unit 111 checks the inclination of a certain degree or more through the gyro sensor 115, and when the vibration of a specific frequency is confirmed to be more than a specific size through the vibration sensor 123, the building collapses An alert can be sent as a risk. The values for tilt, motion, and floor vibration to determine the risk of collapse of a building may vary.

The frequency, magnitude, and period of vibration that can predict the risk of building collapse depend on the structure, size, and height (floor) of the building.

The vibration data server 140 is a device for analyzing, collecting, processing, and databaseizing vibration data separately from the control unit 111 . The control unit 111 may communicate with the vibration data server 140 by wire and wirelessly, and may transmit or receive vibration data related to the collapse of the building.

In addition, the control unit 111 has a function of transmitting the vibration data obtained during the mission to the vibration data server (140).

The control unit 111 periodically or aperiodically communicates with the vibration data server 140 to transmit the vibration data of the building in real time, or receives the analysis result of the transmitted data from the vibration data server 140 to obtain real-time vibration data. to process

Although preferred embodiments of the present invention have been described with reference to the accompanying drawings, the technical configuration of the present invention described above is another specific form for those skilled in the art to which the present invention pertains without changing the technical spirit or essential features of the present invention. It will be understood that it can be implemented as Therefore, the embodiments described above are to be understood as illustrative and not restrictive in all respects, and the scope of the present invention is indicated by the following claims rather than the above detailed description, the meaning and scope of the claims, and All changes or modifications derived from the concept of equivalents thereof should be construed as being included in the scope of the present invention.

100: protective equipment 110: protective mask
120: protective shoes 130: control system
140: vibration data server

Claims (4)

It is a protective equipment for firefighters that predicts the risk of collapse of a building that becomes a fire suppression site by using protective equipment for the safety of firefighters, and informs the location of danger and firefighters,
a protective mask 110 for protecting the firefighter's face;
Includes; protective shoes 120 to protect the firefighter's feet and ankles;
The protective mask 110 and the protective shoes 120 detect the location and posture, movement speed, acceleration, and vibration generated in the building of the firefighter to predict the risk of building collapse,
The protective mask 110 is
a control unit 111 for controlling the operation of internal components and converting information included in the communication signal;
a face protection unit 112 which is a physical protection device that blocks the danger applied from the outside while being fixed to the head of the firefighter;
a filter unit 113 for filtering the toxic gas flowing into the protective mask 110 from the outside;
As a communication means connected to an external communication network to send and receive data, a first communication unit 114 to which a short-range communication means such as Bluetooth or Wi-Fi is applied;
a gyro sensor 115 for detecting the position, rotation, and acceleration of the protective mask 110 and transmitting data to the controller 111;
a microphone 117 that converts the firefighter's voice into a voice signal and transmits it to the control unit 111;
and an earphone 118 that converts the voice signal input through the first communication unit 114 into voice and delivers it to the firefighter.
The protective shoes 120 are
a foot protector 121 that physically protects the wearer's feet and ankles;
a second communication unit 122 for transmitting the state of the firefighter checked through the protective shoes 120 to the protective mask 110 , the control system 130 , and the vibration data server 140 ;
and a vibration sensor 123 for detecting an impact from the floor surface or a vibration of 100 Hz or less detected through the feet of a firefighter wearing the protective shoes 120;
The vibration data server 140 installed separately from the protective mask 110 and the protective shoes 120 includes the position, posture, movement speed, and acceleration of the protective mask 110 detected by the gyro sensor 115 . Combining the data and the vibration detected by the vibration sensor 123 to predict the risk of collapse of the building at the fire suppression site,
The control system 130 sends a danger alert to the firefighters in the building collapse risk area according to the prediction result of the vibration data server 140, and also to the protective equipment of other firefighters within a certain distance from the firefighters in the danger area at the same time. Protective equipment for firefighters with a hazard detection function, characterized in that it sends a hazard alarm. delete delete delete

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