KR101060129B1 - Fire Fighting Wireless Communication Auxiliary Equipment Monitoring System - Google Patents

Abstract

The present invention constantly monitors the system such as a leaky coaxial cable or a splitter that can facilitate wireless communication between indoor and outdoor in case of emergency in underground, underground shopping mall, underpass, tunnel, subway, and other underground facilities of a large building. The present invention relates to a monitoring system for wireless communication equipment for firefighting, which is capable of real-time monitoring so that there is no problem in utilizing the system. Fire extinguishing wireless communication auxiliary facility system comprising a common unit having an internal connection terminal installed in a control room, a distributor connected by a cable to the common unit, and a terminator installed in each section of the basement distributed by the distributor and connected by a cable Connected to the external connection terminal side and each section from the distributor Comprising a monitoring device having a communication modem on the line of the track, the communication modem for receiving and processing the signal of the monitoring device with the communication modem and a central monitoring device having a display unit for identifying the abnormality of the line The central processing unit and the section monitoring device are supplemented and installed in the firefighting wireless communication auxiliary equipment system installed in the system so that the status of abnormality of the firefighting wireless communication auxiliary equipment system can be monitored in real time by the central monitoring device installed in the common equipment installed in the control room. It is a novel invention that can be expected to be effective to facilitate life-saving and extinguishing activities by smoothly using the radio communication aids in emergency or emergency by ensuring that the maintenance is carried out perfectly.

External connection terminal, internal connection terminal, common device, distributor, terminal device, central monitoring device, section monitoring device, communication modem, display unit

Description

Wireless communication equipment Surveillance secondary system for the fire}

The present invention constantly monitors the system such as a leaky coaxial cable or a splitter that can facilitate wireless communication between indoor and outdoor in case of emergency in underground, underground shopping mall, underpass, tunnel, subway, and other underground facilities of a large building. The present invention relates to a fire-fighting radio communication auxiliary monitoring system that enables real-time monitoring so that there is no problem in utilizing the system.

Recently, fires frequently occur due to various uses of underground facilities such as underground, underground shopping malls, underpasses, tunnels, subways, and other underground facilities, which lead to large fires and loss of life. Doing. In order to solve these social problems, the National Emergency Management Agency is implementing a systematic firefighting system.

In general, most communication equipments used in emergency such as fire fighting or fire fighting are wirelessly used.

These wireless facilities are portable devices that transmit and receive voice data wirelessly, which can be used at a short distance, and with the development of technology, data or video communication and location tracking are now possible.

However, these radio facilities can communicate with the location tracking that detects the base station or satellite signal on the ground or outdoors, but the radio waves from the underground, underground mall, underpass, tunnel, subway, and other underground facilities of large buildings are blocked. There is a problem that does not fully play the role of the radio equipment.

In order to solve this problem, a wireless communication auxiliary facility system for emergency in case of emergency is installed in underground, underground shopping mall, underpass, tunnel, subway, and other underground facilities of a large building, as shown in FIG. A common device (3) having an external connection terminal (1) for connecting an external communication device, an internal connection terminal (4) installed in a control room connected with the external connection terminal (1) and a cable (2), The distributor 3 is connected to the common unit 3 and the cable 5, and the termination device 8 is installed in each section of the basement is distributed in the distributor 6 and connected to the cable (7).

However, since there is no management monitoring function after installation and installation of the underground wireless communication auxiliary equipment system which is necessary in case of fire such as the above, there is no problem in which place has occurred after a certain period of time. There was a problem that caused a large accident due to the failure to manage the failure to play its role due to the abnormality of the wireless auxiliary system in case of emergency.

In order to overcome the above problems, the present invention provides a common terminal having an external connection terminal installed on the ground or outdoors to connect an external communication device, and an internal connection terminal installed in a control room connected to the external connection terminal by a cable. And an external connection terminal side and a distribution device in a firefighting wireless communication auxiliary facility system including a distributor connected by a cable to the common device and a termination device distributed in the distributor and connected to a cable by the distributor. A central monitoring device comprising a monitoring device having a communication modem on each line connected to the communication line, and a communication modem for receiving and processing a signal from the monitoring device having the communication modem and identifying whether there is a problem with the line. Establish and install the state of abnormality of the fire extinguishing radio communication auxiliary system in the control unit installed in the control room One central monitoring system allows real-time monitoring to facilitate life-saving and extinguishing activities by using radio communication aids in case of emergency or emergency.

The present invention described above, in the central monitoring device installed in the common control unit installed in the control room to check whether the abnormal condition of the wireless communication auxiliary facilities system for fire fighting by complementary installation of the central processing point and the section monitoring value to the existing wireless communication auxiliary equipment for fire fighting. It is a new invention that can be expected to be effective in supporting life-saving and extinguishing activities by enabling real-time monitoring so that maintenance can be carried out perfectly, and smoothly using emergency communication equipment in case of emergency or emergency.

The present invention for achieving the above object is installed on the ground or outdoors as shown in Figure 1 by the external connection terminal 1 for connecting an external communication device, the external connection terminal 1 and the cable (2) The common unit 3 having the internal connection terminal 4 installed in the connected control room, the distributor 6 connected by the common unit 3 and the cable 5, and distributed in the distributor 6, the cable ( In the wireless communication auxiliary equipment for firefighting system composed of a terminal device (8) installed in each section of the basement connected to 7), as shown in Figure 2 from the external connection terminal 1 and the distributor (6) A central monitoring device having a display unit 32 is configured to constitute a section monitoring device 60 on each cable 7 line connected to a section, and to receive and process a signal from the section monitoring device 60 to identify an abnormality of the line. It consists of 30.

Here, the central monitoring device 30 outputs a high frequency signal supplying 35 to the high frequency signal supplying high frequency signal and the high frequency signal generated by the high frequency signal supplying unit 35 to the section monitoring device 60 as shown in FIG. A modulator for receiving and processing the communication signals collected from the communication unit (60), a communication modem (61) having a demodulation, and a display unit (32) for displaying the operation processing signal to identify an abnormality. The display unit 32 of the central monitoring device 30 performs a processing operation on the collected data to graphically display whether there is an abnormality, and the LED 38 displaying the signal outputs an audio signal when an abnormal signal is detected. The audio signal output unit 39 is configured to be used.

In addition, the interval monitoring device 60 receives a high frequency signal output from the central monitoring device 30 as shown in FIG. 4 and outputs the high frequency signal to each terminal device 8 to detect the output high frequency signal 62. And the reverse detection unit 63 for detecting the returned high frequency signal and the values thereof, and determining the normality, and forming a communication modem 61 including a modulator and a demodulator for transmitting the communication signal to the central monitoring device 30 as a communication signal. .

In any of the terminal devices 8 of the section monitoring device 60 configured as described above, when the signal output cable 7 is not connected and the loss is unbalanced, the section signal is detected by the impedance matching by detecting the output signal and the return signal value. The loss of the device 60 is constantly compensated for.

In addition, a high frequency signal source for supplying a high frequency signal of the present invention uses a high frequency signal of a modem or a high frequency signal such as a signal source of an arbitrary signal generator or FM broadcast repeater, a signal source of a terrestrial DMB repeater, or a signal source of a radio repeater. It has a function to be used as a feeder.

That is, a section monitoring device is installed in each section from the external connection terminal, which is the outdoor radio connection terminal to the internal common device, and from the common device to the distributor, to the terminating device from the distributor, and is connected to the central monitoring device to give a signal. It can be checked and maintained by the central monitoring system so that it can detect any abnormality of the entire system and use it for fire fighting activities.

The central monitor is connected to the external connection terminal box and provided with a detector inside the external connection terminal box to monitor in real time whether a terminating resistor is installed at the end of the connection terminal. It is installed on the communication cable or leakage coaxial cable connected to each section and receives the signal sent to the termination resistor provided in the terminal of the communication cable and the leakage coaxial cable to monitor the abnormality to the end of the communication cable and the leakage coaxial cable. do.

Therefore, the central monitoring device should be provided with a display device for receiving a signal from each section monitoring device to indicate normal operation. The signal of the section sensing device installed in the distributor is connected to the central monitoring device. A display device should be provided to display the abnormality.

Here, the present invention does not need to install a new communication cable or configure a plurality of lines to install the central monitoring device and each section monitoring device, the present invention in the system of the existing distributor, distributor, wireless connection terminal system When installed, it provides a system to manage, identify, maintain and manage the status of wireless communication auxiliary facilities or similar systems.

As such, in the wireless communication system equipped with the central monitoring device, a modulator and a demodulator for checking the abnormality of the central monitoring device are provided, so that real-time monitoring of a communication cable or a leaky coaxial cable in the basement or the entire tunnel is possible. A system is a system that can be used to rescue lives or extinguish fires effectively in a fire or emergency.

In addition, the central monitoring device is connected to the entire monitor of the disaster prevention center that is installed or newly installed, and has a built-in function that allows the administrator to grasp the output and normal status of the wireless communication auxiliary facilities according to the fire plan in a graphic manner. It was.

The central monitoring unit has a liquid crystal display function that displays the presence or absence of abnormalities graphically by processing the collected data, and has a function of displaying it using a light emitting device such as an LED, and is connected to an external connection terminal for disaster prevention room. It is provided with a function of connecting and displaying various monitors in the disaster prevention room.

In addition, the section monitor having a communication modem receives the output signal and outputs the signal to each terminal device, and compares the output signal and the return signal for each terminal device to determine whether each section is normal. And demodulator.

The signal output from the central monitoring device is input from each section monitoring device of the splitter and output to each terminal device. The signal is detected by comparing the power signal output for each terminal device with the value of the returned power signal. It has a modulator and a demodulator for transmitting the to the central monitoring device.

Here, even if any one of the section monitoring devices installed in each distributor is not connected to the terminal device, it is configured to check the abnormality of the other terminal device except the terminal device.

Also, if the output cable is not connected anywhere in the division monitoring system of the distributor, the loss of the output monitoring port and output power of the output port are detected and the signal loss of the section monitoring system is made constant through impedance matching. It has a giving function.

The present invention described above can be used industrially, such as can be carried out immediately by complementary installations to the existing fire extinguishing radio communication auxiliary system.

1 is a diagram illustrating a configuration state of an existing wireless communication auxiliary facility.

2 is an exemplary embodiment of the present invention.

Figure 3 is an illustration of the installation configuration of the central monitoring device of the present invention.

Figure 4 is an exemplary view illustrating a section monitoring device installation configuration of the present invention.

           ♣ Explanation of symbols for the main parts of the drawing

1: External connection terminal 2, 5, 7: Cable 3: Common device

4: internal connection terminal 6: distributor 8: termination device

30: central monitoring unit 31: communication modem 32: display unit

35: high frequency signal supply

60: section monitoring device 61: communication modem 62: forward detection unit

63: reverse detector

Claims (5)

delete delete A common unit having an external connection terminal (1) installed on the ground or outdoors to connect an external communication device, and an internal connection terminal (4) installed in a control room connected by the external connection terminal (1) and a cable (2). (3), a distributor (6) connected by the common unit (3) and a cable (5), and a terminator (8) installed in each section of the basement distributed in the distributor (6) and connected by a cable (7) In the fire fighting radio communication auxiliary system consisting of A section monitoring device (60) configured on a line of each cable (7) connected from the external connection terminal (1), the distributor (6) to each section, A high frequency signal supplier 35 for receiving and processing a signal of the section monitoring device 60 to supply a high frequency signal; A modulator and demodulation communication modem 61 for outputting a high frequency signal generated from the high frequency signal supplier 35 to the section monitoring device 60 and receiving and processing the communication signals collected from the section monitoring device 60; The monitor 37 which graphically displays the abnormality of the line by processing the collected data and the LED 38 which displays the signal of the section monitoring device 60 identify the abnormality of the line when the abnormal signal is detected. A display unit 32 constituting an audio signal output unit 39 for outputting a signal, Fire monitoring system for wireless communication auxiliary equipment, characterized in that consisting of a central monitoring device 30 by combining them. The method of claim 3, The interval monitoring device receives a high frequency signal output from the central monitoring device 30 and outputs the high frequency signal to each terminal device 8 to detect the high frequency signal and the reverse direction for detecting the high frequency signal. The wireless communication auxiliary equipment for fire fighting, comprising a communication modem 61 comprising a modulator and a demodulator for comparing the detection unit 63 with these values to determine whether they are normal and transmitting them as a communication signal to the central monitoring device 30. Surveillance system. The method of claim 3, The high frequency signal source for supplying high frequency signals may be used as a high frequency signal source by using a high frequency signal of a modem, a signal source of an arbitrary signal generator or an FM broadcast repeater, a signal source of a terrestrial DMB repeater, or a signal source of a radio repeater. Fire fighting wireless communication auxiliary equipment monitoring system characterized in that it has a function to make.

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