TWI739454B - Safety detection system for special operation environment - Google Patents

Abstract

A safety detection system for special operation environment includes a portable device and a surveillance terminal. The portable device is carried by the user, providing illumination, voice communication, and detection and environmental image information, gas signal, and physiological signal. The portable device analyzes the physiological signal, and, when the physiological signal exceeds a physiological threshold value, sends out a mayday. The surveillance staff proceed to provide rescue according to the mayday received by the surveillance terminal. The surveillance terminal displays the environmental image information and analyzes the gas signal. Upon determining that the gas signal exceeds the gas threshold value, the surveillance terminal sends out a warning signal to the portable device, which then emits a warning. Thus, the present invention identifies the environmental safety of the user and provides the rescue and warning functions.

Description

Special operating environment safety detection system

The present invention relates to a detection system, especially a security detection system used in a special operating environment.

Personal safety protection equipment, as the isolation between labor and hazards in the working environment, is the last safety protection for labor in the workplace. It is intended to protect the life and safety of labor when a hazard occurs; it is generally used to protect the personal safety protection of the laborer’s head It can be a safety helmet or respiratory protection, and a safety helmet is the most basic and widely used.

Under normal working conditions, workers can wear general helmets to protect their heads and avoid being hit by flying objects or colliding with objects. However, if workers need to perform special operations in a confined space, they cannot use the confined space. Natural ventilation is used to maintain sufficient and clean air, and there may be hazards such as hypoxia, harmful gas poisoning (such as carbon monoxide, hydrogen sulfide... etc.), electric shock, collapse, fire and explosion when working in confined spaces.

If workers only wear general helmets and cannot provide complete safety protection, most workers will carry radio communication devices, gas detectors, life-saving devices and lighting equipment to improve the safety of working in confined spaces; but wearing Too much equipment is easy to cause the burden of labor, and it is easy to forget to carry it, which makes it impossible to effectively protect the safety of labor.

In order to solve the above-mentioned problems, the present invention provides a special operating environment security detection system. The portable device provides detection and protection requirements for special operations. The monitoring terminal determines the safety of the user's operating environment and is harmful Provide help and warning when it occurs, thereby enhancing the user's work safety.

An embodiment of the present invention provides a safety detection system for a special working environment, which includes: a portable device for wearing on a user, the portable device provides lighting, voice communication, and detects images and gases in the working environment And the physiological state monitoring of the user, the portable device generates a first voice signal, an environmental image information, a gas signal, and a physiological signal. The first voice signal, environmental image information and gas signal are transmitted outwards, and the portable device analyzes Processing the physiological signal, when the physiological signal exceeds a physiological threshold, the portable device sends out a distress signal and transmits it outward; and a monitoring terminal connected with the signal of the portable device. The monitoring terminal has a database and a processing module. The database A gas threshold is set, in which the monitoring staff receives the first voice signal through the monitoring terminal and can transmit a second voice signal to the portable device through the monitoring terminal; the processing module receives environmental image information for display on the monitoring terminal and storage in Database; the monitoring personnel go to rescue based on the distress signal received by the monitoring terminal; the processing module will receive and analyze and process the gas signal. When the processing module determines that the gas signal exceeds the gas threshold, the control module sends a warning signal to the carrying device for carrying The device generates a warning signal.

Based on the above, the present invention integrates the detection and protection requirements of special operations such as lighting fixtures, cameras, radio communication devices, gas detectors, life-saving devices, etc. through a portable device, and the monitoring terminal remotely monitors the user's operating environment It also provides rescue and warning when hazards occur, so as to enhance the user's work safety, and effectively improve the lack of simple protection functions of conventional personal safety protection devices.

In order to facilitate the description of the central idea of the present invention expressed in the column of the above-mentioned summary of the invention, specific embodiments are used to express it. The various objects in the embodiment are drawn according to the proportion, size, deformation or displacement suitable for explanation, rather than drawn according to the proportion of the actual element, which will be described first.

Please refer to Figures 1 to 8, the present invention provides a special operating environment security detection system, which includes: a carrying device 10 and a monitoring terminal 20, the carrying device 10 for wearing on the user 1, the carrying device 10 Provides lighting, voice communication, detection of images, gases in the operating environment E, and monitoring of the physiological status of the user 1; monitoring the detection process of the terminal 20 in the portable device 10 to determine the safety of the user 1 in the operating environment E.

The carrying device 10 has a wearing body 11 and a detection kit 12. The wearing body 11 is used to be worn on the head of the user 1, and the detection kit 12 is detachably provided on the wearing body 11. In the embodiment of the present invention, the detection The sleeve 12 can be buckled on the wearing body 11. Wearing the main body 11 is a safety helmet body or a respiratory protective mask, please refer to Figure 1, and wearing the main body 11 is a safety helmet; please refer to Figure 8, wearing the main body 11 is a respiratory protective mask.

The detection kit 12 provides lighting, voice communication, detection of images in the working environment, gas, and physiological status monitoring of the user 1. The detection kit 12 has a lighting module 121, an image module 122, a voice module 123, and a A gas detection module 124, a control module 125, a communication module 126, an emergency module 127, a personnel status monitoring module 128, and a power module 129, of which the power module 129 provides the lighting module 121 The operating power of the image module 122, the voice module 123, the gas detection module 124, the control module 125, the communication module 126, the emergency module 127, and the personnel status monitoring module 128, in the embodiment of the present invention, The power module 129 can be a lithium battery or a dry battery. The power supply layout of the power module 129 adopts a Buck-Boost Converter method, which boosts the input voltage first, and then supplies two regulated voltages (5V and 3.3V) to each module.

The lighting module 121 provides lighting during the operation. The lighting module 121 can project a light to enhance the brightness of the working environment E; the image module 122 has a transmission unit 122a and a photographing unit 122b, the transmission unit 122a and monitoring The terminal 20 is connected by a wireless network (Wi-Fi) signal. The photographing unit 122b shoots images of the operating environment and generates environmental image information. The transmission unit 122a transmits the environmental image information to the monitoring terminal 20 via the wireless network (Wi-Fi) in real time. Among them, the lighting module 121 and the image module 122 can be combined in the same module or divided into two modules.

The voice module 123 of the portable device 10 has the functions of a microphone and a speaker. The user 1 can speak through the voice module 123 to generate a first voice signal. The control module 125 receives the first voice signal and transmits the first voice signal through the communication module 126. A voice signal is transmitted to the monitoring terminal 20 in real time.

The gas detection module 124 of the portable device 10 is used to detect the gas in the working environment E and generate a gas signal. The gas detection module 124 transmits the gas signal to the control module 125, and the control module 125 transmits the gas signal to the control module 125. Group 126 transmits the gas signal to the monitoring terminal 20 in real time via a low-power wide area network (LPWAN). The monitoring terminal 20 receives and analyzes the gas signal. When the monitoring terminal 20 determines that the gas signal exceeds the standard, the monitoring terminal 20 will instantly transmit a warning signal. To the carrying device 10, the communication module 126 receives the warning signal and transmits the warning signal to the control module 125, and the control module 125 controls the emergency module 127 to issue the warning signal according to the warning signal, as shown in FIGS. 1 and 4.

Furthermore, the gas detection module 124 has a plurality of gas sensors, and each gas sensor detects a different gas. It can detect carbon monoxide, hydrogen sulfide, oxygen, combustible gas (methane, natural gas), chlorine, and hydrogen chloride. , Hydrogen and other gases; the gas detection module 124 has a plurality of connection slots (not shown in the figure), each connection slot can be connected with a gas sensor, and the user 1 can connect the required detection according to different tasks For the gas sensor of gas, in the embodiment of the present invention, the number of connection slots is five, which can provide five kinds of gas sensor connections.

The emergency module 127 has a light unit 127a and a sound unit 127b. The light unit 127a projects a warning light according to the warning signal. The warning light is divided into three colors of green, yellow and red. The warning light indicates a warning state (for example: the environment is spreading harmful gases but not exceeding the standard, or the ambient oxygen concentration is low but not below the standard), and the red warning light indicates a dangerous state (for example: the environment is spreading harmful gases and exceeding the standard, or the ambient oxygen concentration Too low and lower than the standard); the sound unit 127b emits a warning sound according to the warning signal. In the embodiment of the present invention, the sound unit 127b can emit a voice warning (for example: the harmful gas scattered in the front exceeds the standard, the surrounding environment is dangerous, etc.) or sound Scream.

The human condition monitoring module 128 has a physiological unit 128a, which touches the physiological state of the user 1 and generates a physiological signal in real time. Among them, the physiological unit 128a can be a thermocouple or a thermistor, and the physiological signal is used Body temperature of person 1. The control module 125 has a physiological threshold. When the control module 125 determines that the physiological signal does not meet the physiological threshold (for example, the physiological signal is lower or higher than the physiological threshold, indicating that the body temperature of the user 1 is too low or too high), the control module 125 sends out a distress signal in real time, and transmits the distress signal to the monitoring terminal 20 through the communication module 126, where the distress signal is sent to the monitoring terminal 20, and can generate warning light through the light unit 127a and the sound unit 127b of the emergency module 127 And warning sounds to provide rescuers to quickly find the location of user 1.

The personnel status monitoring module 128 further has a status unit 128b. The status unit 128b is used to detect the posture status of the user 1 to generate a posture signal and a time signal. In the embodiment of the present invention, the status unit 128b is an accelerometer The status unit 128b is used to sense whether the user 1 is hit by an object, fall or faint, and sense whether the user 1 remains stationary for a period of time.

The control module 125 is provided with a dumping threshold and a time threshold. The control module 125 receives and processes the posture signal and the time signal. When the control module 125 determines that the posture signal exceeds the dumping threshold, it means that the user 1 falls or faints. The group 125 will send out the distress signal in real time, and transmit the distress signal to the monitoring terminal 20 through the communication module 126, as shown in Figs. 1 and 7; or the control module 125 judges that the time signal exceeds the time threshold, and the time threshold is 30 seconds If the user 1 stays still for more than 30 seconds, it means that the user 1 may have an accident. The control module 125 will immediately send out a distress signal, and send the distress signal to the monitoring terminal 20 through the communication module 126; and the distress signal is sent To the monitoring terminal 20, at the same time, the light unit 127a and the sound unit 127b of the emergency module 127 can generate warning lights and warning sounds, so as to provide rescuers to quickly find the location of the user 1.

Furthermore, the emergency module 127 further has a distress button 127c. The distress button 127c provides the user 1 to press the trigger to generate a distress signal, which means that when the user 1 is in a dangerous state, the distress button 127c can be pressed to generate a distress signal, and the distress signal is distressed. The signal is sent to the monitoring terminal 20 in real time, and at the same time, warning lights and warning sounds can be generated through the light unit 127a and sound unit 127b of the emergency module 127, so that rescuers can quickly find the location of the user 1, as shown in Figs. 1 and 5 .

The monitoring terminal 20 is signally connected to the portable device 10. The monitoring terminal 20 can be a computer terminal or a smart mobile device. The monitoring terminal 20 is connected to the portable device 10 through a communication function. The present invention does not limit the type of the monitoring terminal 20 state.

The monitoring terminal 20 has a control interface 21, a database 22, and a processing module 23. The control interface 21 can display information and provide monitoring personnel with clicked information; the processing module 23 receives information from the portable device 10 through the communication function of the monitoring terminal 20 The environmental image information transmitted by the communication module 126 is displayed on the control interface 21 of the monitoring terminal 20 and can be stored in the database 22.

The monitoring terminal 20 can receive the distress signal transmitted by the portable device 10, and when the supervisor sees the distress signal displayed on the control interface 21 of the monitoring terminal 20, the distress signal can be sent to rescue according to the distress signal, as shown in FIG. 5.

The database 22 is provided with a gas threshold value, wherein the gas threshold value can be a plurality of entries, and each gas threshold value corresponds to a gas signal generated by a different gas sensor for comparison judgment. The processing module 23 can receive and analyze and process the gas signal. When the processing module 23 determines that the gas signal exceeds the gas threshold, the processing module 23 instantly transmits a warning signal to the portable device 10, and the communication module 126 of the portable device 10 sends the warning signal to the The control module 125, the control module 125 controls the emergency module 127 to generate a warning signal according to the warning signal. The sound unit 127b of the emergency module 127 can emit a warning sound according to the warning signal. In the embodiment of the present invention, the sound unit 127b can Give out voice warning (for example: the harmful gas scattered in the front exceeds the standard, the surrounding environment is dangerous, etc.) or chirp.

The monitoring terminal 20 has a voice function (speaker and microphone). The monitoring terminal 20 can receive the first voice signal through the radio signal, and play the first voice signal through the voice function of the monitoring terminal 20. The monitoring personnel listen to the first voice signal After the content, it can speak through the voice function of the terminal monitoring terminal 20 and generate a second voice signal. The second voice signal is transmitted from the monitoring terminal 20 to the portable device 10, and the portable device 10 receives the second voice signal through the radio signal through the control In the module 125, the voice module 123 sends out a second voice signal to achieve the effect of voice communication. In the embodiment of the present invention, the portable device 10 and the monitoring terminal 20 perform voice communication using a 433MHz radio signal.

A plurality of positioning sensors 30 are respectively installed in the working environment E and have different installation positions and heights. At least three positioning sensors 30 are installed in a working environment E; in the embodiment of the present invention, please refer to FIG. 6 for each The positioning sensors 30 are respectively arranged in the four corners of the working environment E, but the present invention does not limit the positions of the positioning sensors 30.

Each positioning sensor 30 uses ultra-wideband communication technology. Each positioning sensor 30 generates a positioning pulse data. The communication module 126 of the carrying device 10 receives each positioning pulse data and transmits each positioning pulse data to the control module. 125. The control module 125 uses the two-way time-of-flight method to process and generate a positioning signal. The communication module 126 of the portable device 10 transmits the positioning signal together with the distress signal to the monitoring terminal 20. The control interface 21 of the monitoring terminal 20 displays the positioning signal and The distress signal, and the presentation mode of the positioning signal is the coordinate value (X, Y, Z), as shown in Figure 1, Figure 5 and Figure 6.

Furthermore, a working environment E can have multiple users 1 equipped with a portable device 10, and the gas detection module 124 of each portable device 10 will generate its own gas signal, and each user 1 is in the same Positioning signal in the operating environment E; the monitoring terminal 20 receives the gas signal collected by the gas detection module 124 of each portable device 10 and the positioning signal of each portable device 10, and the processing module 23 can be based on each gas signal and each positioning signal The calculation judges that the current gas concentration distribution in the operating environment E, and the monitoring personnel can grasp the gas concentration distribution to grasp the source of the gas leakage, which is conducive to the follow-up arrangement of personnel to accurately go for maintenance.

In summary, the present invention can achieve the following effects:

1. The present invention integrates the detection and protection requirements of special operations such as lighting fixtures, cameras, radio communication devices, gas detectors, life-saving devices, etc. by the portable device 10, and the monitoring terminal 20 remotely monitors the operations of the user 1 Safety in the environment, and provide rescue and warning when hazards occur, so as to enhance the safety of user 1's work.

2. The detection kit 12 of the present invention can be detached from the wearing body 11 to provide the convenience of regular inspection of the wearing body 11. If the wearing body 11 is damaged or reaches the end of its service life, it can be replaced separately to reduce the replacement or maintenance of the carrying device 10. The cost.

3. The environmental image information of the image module 122 of the present invention can provide the monitoring personnel at the monitoring terminal 20 to effectively grasp the on-site conditions of the operating environment, and can store the environmental image information in the database 22 to achieve the effect of recording the operating process.

4. The communication module 126 of the present invention uses a low-power wide area network (LPWAN) to transmit gas signals, distress signals and receive warning signals. The low-power wide area network (LPWAN) technology of the communication module 126 has high anti-interference and maintains frequency Offset modulation transmission has low power consumption effects, and has long-distance transmission communication, and its transmission distance can reach 5 kilometers to 15 kilometers to meet the needs of special operating environments (limited space), thereby ensuring the stability of transmission.

5. The present invention generates the positioning signal of the location of the carrying device 10 through each positioning sensor 30, so as to provide the monitoring personnel that they can effectively grasp the rescue position while receiving the distress signal. With the warning light and warning sound of the emergency module 127, Rescuers can go to rescue quickly and efficiently.

6. The present invention effectively analyzes and grasps the gas concentration distribution in the working environment E through the positioning signal and the gas signal, and obtains the gas leakage source through the gas concentration index, so as to facilitate the follow-up arrangement of personnel to accurately go for maintenance.

The above-mentioned embodiments are only used to illustrate the present invention, and are not used to limit the scope of the present invention. All modifications or changes made without violating the spirit of the present invention fall within the scope of the present invention's intended protection.

1: User 127a: light unit 10: Carrying device 127b: Sound unit 11: Wear the body 127c: distress key 12: Detection kit 128: personnel status monitoring module 121: lighting module 128a: Physiological Unit 122: image module 128b: state unit 122a: Transmission unit 129: Power Module 122b: Photography unit 20: Monitoring terminal 123: Voice Module 21: Control interface 124: Gas detection module 22: Database 125: control module 23: Processing module 126: Communication module 30: Positioning sensor 127: Emergency Module E: Operating environment

Figure 1 is a block diagram of the architecture of the present invention. Figure 2 is a schematic diagram of the appearance of the wearing body of the present invention as a helmet body (1). Fig. 3 is a schematic diagram of the appearance of the wearing body of the present invention as a helmet body (2). Fig. 4 is a schematic diagram of the warning signal issued by the abnormal ambient gas concentration of the present invention. FIG. 5 is a schematic diagram of the user pressing the help button to generate the help signal according to the present invention. FIG. 6 is a schematic diagram of the positioning signals generated by the positioning sensors of the present invention in cooperation with the carrying device. FIG. 7 is a schematic diagram of the user of the present invention falling down to generate a distress signal and emit a warning sound. Fig. 8 is a schematic diagram of the appearance of the present invention wearing the respiratory protective mask of the system.

10: Carrying device

11: Wear the body

12: Detection kit

121: lighting module

122: image module

123: Voice Module

124: Gas detection module

125: control module

126: Communication module

127a: light unit

127b: Sound unit

127c: distress key

128: personnel status monitoring module

20: Monitoring terminal

21: Control interface

22: Database

23: Processing module

Claims (9)

A safety detection system for a special working environment, comprising: a carrying device for wearing on a user, the carrying device having a lighting module, an image module, a voice module, and a gas detection module , A control module, a communication module, an emergency module, a personnel status monitoring module and a power module, the power module provides the lighting module, the image module, the voice module, the gas The operating power of the detection module, the control module, the communication module, the emergency module and the personnel status monitoring module, the lighting module provides lighting, and the voice module provides voice communication and can generate a first Voice signal, the image module provides detection of images in the operating environment and generates environmental image information, the gas detection module provides detection of gases in the operating environment and can generate a gas signal, the personnel status monitoring module provides Monitor the physiological state of the user and generate a physiological signal. The control module will transmit the first voice signal, the environmental image information and the gas signal to the outside through the communication module, where the control module will analyze and process The physiological signal, when the physiological signal exceeds a physiological threshold, the control module sends out a distress signal and transmits it to the outside through the communication module; a monitoring terminal connected with the signal of the portable device, the monitoring terminal has a database And a processing module, the database is provided with a gas threshold, wherein the monitoring personnel receives the first voice signal through the monitoring terminal and can transmit a second voice signal to the portable device through the monitoring terminal; the processing module receives The environmental image information is displayed on the monitoring terminal and stored in the database; the monitoring personnel go to rescue according to the distress signal received by the monitoring terminal; the processing module will receive and analyze the gas signal, and when the processing module The group determines that the gas signal exceeds the gas threshold, the processing module sends a warning signal to the carrying device, and the carrying device generates the warning signal; and a plurality of positioning sensors, which are respectively installed in the working environment and have different installation positions and heights , Each of the positioning sensors generates a positioning pulse data, and the carrying device receives and processes the positioning pulse data to A positioning signal is generated, and the portable device transmits the positioning signal together with the distress signal to the monitoring terminal. The special operating environment safety detection system according to claim 1, wherein the carrying device has a wearing body and a detection kit, and the wearing body is used to be worn by the user; the detection kit is detachably arranged on the wearing body Ontology. The special operating environment safety detection system according to claim 2, wherein the detection kit has the gas detection module, the control module, the communication module and the emergency module, and the control module receives the The gas signal is transmitted to the monitoring terminal through a low-power wide area network (LPWAN) through the communication module; the communication module receives and transmits the warning signal to the control module, and the control module according to the The warning signal controls the emergency module to send out. The special operating environment safety detection system according to claim 3, wherein the detection kit has the personnel status monitoring module, the personnel status monitoring module has a physiological unit, and the physiological unit touches the user's physiology State and generate the physiological signal; the control module is set with the physiological threshold, when the control module determines that the physiological signal does not meet the physiological threshold, the control module sends out the distress signal and sends the distress signal through the communication module Send to the monitoring terminal. The special operating environment safety detection system according to claim 4, wherein the personnel status monitoring module further has a status unit, and the status unit is used to detect the posture state of the user to generate a posture signal and a Time signal, the control module has a dumping threshold and a time threshold, the control module receives and processes the posture signal and the time signal, when the control module determines that the posture signal exceeds the dumping threshold, or the time signal exceeds For the time threshold, the control module sends out the distress signal and transmits the distress signal to the monitoring terminal through the communication module. The special operating environment safety detection system according to claim 3, wherein the emergency module has a light unit, a sound unit and a distress button, and the light unit casts according to the warning signal A warning light is emitted; the sound unit emits a warning sound according to the warning signal; the distress key is triggered by pressing to generate the distress signal. The special operating environment safety detection system according to claim 4, wherein the detection kit has the image module and the lighting module, the image module has a transmission unit and a photographing unit, the transmission unit and the The monitoring terminal is connected by a wireless network (Wi-Fi) signal, the camera unit shoots images of the operating environment and generates the environmental image information, and the transmission unit transmits the environmental image information to the monitoring through the wireless network (Wi-Fi) Terminal; the lighting module projects a light, the light to enhance the brightness of the working environment. The special operating environment safety detection system according to claim 7, wherein the detection kit has the voice module and the power module, and the voice module transmits the first voice signal to the monitoring terminal through a radio signal , The voice module can send out the second voice signal. The special operating environment safety detection system according to claim 1, wherein the monitoring terminal receives the gas signal collected by the gas detection module of a plurality of portable devices and the positioning signal of each portable device to determine Gas concentration distribution in working environment.

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