KR20190082465A - Traffic Safety system of Tunel and Bridge - Google Patents

Abstract

The present invention relates to a traffic safety system of a tunnel and a bridge comprising: a traffic information collection means arranged on a tunnel and a bridge to prevent traffic accidents of the tunnel and the bridge; a central controller having information processing and control functions; a warning area set to provide traffic information in the tunnel and the bridge in a prescribed range (approximately 1 km) of a road on an entry side of the tunnel and the bridge and prevent subsequent accidents; and LED electronic display boards installed at regular intervals in the warning area to display traffic information of the tunnel and the bridge. According to the present invention, traffic situations of the tunnel and the bridge collected in real time by the traffic information collection means and the central controller are supplied to vehicle drivers in the warning area before entering the tunnel and the bridge by the electronic display boards to prevent traffic accidents of the tunnel and the bridge by safe driving. If a traffic accident occurs in the tunnel or on the bridge, a vehicle in the warning area opens an access road for traffic control and an accident processing vehicle to allow an accident processing vehicle dispatched by receiving a notification in a wired/wireless manner to easily enter to minimize life and property damage by quick accident processing and promote traffic safety of the tunnel and the bridge.

Description

BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a traffic safety system,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a traffic safety system for tunnels and bridges, and includes traffic information collection means provided in tunnels and bridges to prevent traffic accidents in tunnels and bridges; A central controller having information processing and control functions; An alarm zone set for the provision of traffic information in tunnels and bridges and a prevention of a second traffic accident by a certain range (about 1 km) of roads on the entrance side of tunnels and bridges; An LED electronic display panel for displaying traffic information of tunnels and bridges installed at predetermined intervals in the alarm zone; .

According to the present invention, the traffic conditions of tunnels and bridges collected in real time by the traffic information collecting means and the central controller are provided to the vehicle driver in the alarm zone before entering the tunnel and the bridge, If a traffic accident occurs in a tunnel or a bridge, the vehicle in the alarm zone opens the entrance road for traffic control and garage disposal by itself, An accident-handling vehicle can be easily entered, which can reduce the loss of life and property to a minimum with quicker incident handling, and can secure traffic safety of tunnels and bridges.

Because of the geographical characteristics of mountains, rivers and islands, the construction of tunnels and bridges is increasing, and the length of tunnels is getting longer and the length of bridges connecting the islands is getting longer .

FIG. 1 is a chart showing the current state of tunnels per year in Korea. The number of tunnels is over 2,000 and the length of tunnels is about 1700 km on average.

Figure 2 of the Appendix shows the current status of bridges in Korea by year. The number of bridges is about 32,500, and the length of bridges is over 3,300 km.

In addition, as the length of the tunnel is extended, there are many curved tunnels and the front view is shortened and the traffic accident rate in the tunnel is increasing

In addition, as the length of bridges at the sea connecting the islands is extended, the bridges are covered with fog due to seasonal or weather conditions, causing the incidence of traffic accidents to increase due to obstacles of the front view, ).

Of course, frequent traffic accidents on highways and national roads have led to the development of various safety systems and equipment related to traffic safety, and various prior arts of traffic safety have been disclosed in various documents.

As an example of prior art

(1) An operation system of an underground rebroadcasting device using a road weather information system for preventing a traffic accident at a tunnel exit part of a registered patent publication No. 10-0951771 (announcement on April 4, 2010) is a road weather information system installed at an exit of a tunnel, It receives the weather information from the road weather information system and directly controls emergency broadcasting equipments, line amps, wired and wireless speakers, and underground rebroadcasting equipment at the exit, or transmits AM / FM cable or direct A controller for transmitting voice is provided to continuously broadcast the road weather at the tunnel exit inside the tunnel, thereby preventing accidents due to over speed at the tunnel exit side.

② Patent Registration No. 10-1387446 (Bulletin of Apr. 21, 2014) "Traffic Accident Prevention System and Method" is a system to prevent a second accident by allowing rear car to know the occurrence of an accident in case of an accident ahead of a highway An alarm terminal for receiving position data from GPS satellites installed in the vehicle and transmitting an alarm signal when a positional movement is not detected after the vehicle is moved; And an activator for transmitting a signal for activating the alarm terminal when the vehicle equipped with the alarm terminal is approaching. If a vehicle accident occurs in front of the vehicle and the vehicle position is not detected through the GPS satellite, It is possible to prevent a secondary accident caused by the rear vehicle by transmitting an alarm signal to the installed status indicator so that the rear vehicle can recognize it.

(3) Registered patent publication No. 10-1148578 (Bulletin of May 25, 2012) 'Traffic Accident Prevention System and Its Driving Method for Blind Zone' is a method for preventing a traffic accident in a blind zone from being distant from a central portion where blind zones A traffic detection sensor installed to detect the passage of a vehicle or a pedestrian; And an entrance / non-presence display unit which is installed in an area where a blind spot is encountered, receives a detection signal sensed by each traffic detection sensor, and displays whether or not to enter a blind spot in at least one direction based on the received detection signals, .

An example of patent literature of prior art for traffic accident prevention related to the present invention is as follows.

[Reference 1] Patent Registration No. 10-0951771 (Announcement of Apr. 2010, 2010) [Cited Document 2] Patent Registration No. 10-1387446 (issued on April 21, 2014) [Reference 3] Patent Registration No. 10-1148578 (issued on May 25, 2012)

Various prior arts have been disclosed for the prevention and safety of traffic accidents on the highways, intersections, blind spots, and tunnel exit sides of a conventional highway. In order to prevent accidents of tunnels and bridges, safety measures for the entrance side vehicles of tunnels and bridges It is not disclosed.

At present, the light installed at the entry side of the tunnel or bridge is blinking or operating up and down to alert the driver. However, the driver reaches the entry point of the tunnel or bridge and sees the alarm indicator. There has been a problem of causing an additional secondary traffic accident in an accident in a tunnel or a bridge.

Therefore, the development of a traffic safety system is advantageous as much as possible. The present invention aims to develop a new safety system different from the conventional one in order to prevent accidents of the above-mentioned tunnel and bridge.

The present invention focuses on the fact that the traffic conditions of the tunnel section and the bridge affect the traffic safety of the tunnel and the bridge by providing the traffic condition of the tunnel and the bridge to the driver of the vehicle of the road section A traffic safety system for new tunnels and bridges that can pursue traffic safety of tunnels and bridges has been developed by the traffic safety of the above road section.

SUMMARY OF THE INVENTION An object of the present invention is to provide a vehicle control system and a control method thereof, in which a certain range of roads is set as an alarm zone at the entrance of a tunnel or a bridge and an LED electric signboard is arranged at a predetermined interval in the alarm zone, And a traffic safety system of a tunnel and a bridge which can be provided by an electric signboard.

Another object of the present invention is to provide a tunnel and a traffic safety system provided with a traffic information collection means and a central controller for providing traffic information to a driver in the alert area.

It is still another object of the present invention to provide a control system for a vehicle that controls a driver's own vehicle operation in an alarm zone before entering an entrance according to a traffic condition in a tunnel and a bridge provided by the traffic information collection means and a central controller, And to provide a traffic safety system for a tunnel and a bridge that can prevent a traffic accident and a second traffic accident.

The present invention is described in detail as follows.

Traffic information collection means installed in a tunnel and a bridge to collect information on various traffic conditions; A central controller for processing the collected information to judge a traffic condition and informing the traffic condition; An alarm zone established to provide traffic information in tunnels and bridges to a certain extent of roads on the entry side of tunnels and bridges and to prevent later traffic accidents; An LED all-electric sign panel installed at a predetermined interval in the alarm zone and providing the collected traffic information to the driver of the vehicle in the alarm zone; .

The traffic information collecting means includes a CC camera for capturing an image including sound sensing, a speed meter for a vehicle, a topic detector for a vehicle, and various devices used for collecting traffic information.

The central controller includes an information receiving unit for receiving data transmitted from the traffic information collecting unit, a data analyzing unit for analyzing the received data, a data determining unit for determining the analyzed data, a directing unit for instructing the determined result to be displayed on the electric signboard, A communication unit for transmitting an accident fact to the safety-related authority in an unauthorized manner or wirelessly, and a control unit for controlling the communication unit as a whole.

The reason for setting the alarm zone is that the traffic conditions of a certain range of road sections at the entrance of tunnels and bridges have a great influence on the traffic conditions of the front tunnels and bridges and frequently cause traffic accidents in tunnels and bridges This is to prevent traffic accidents in tunnels and bridges by providing traffic information in tunnels and bridges by setting this section as an alarm section and allowing the driver of the vehicle in this section to execute traffic control by himself.

The electric signboard provided in the alarm section is an LED electric signboard, in which numbers and letters are variably displayed to provide specific traffic information to the driver.

The CC camera, which is one of the traffic information collecting means, is installed at the center of the ceiling of the tunnel, and is installed so as to be able to photograph the left and right traveling vehicles and the tunnel internal space without being affected by the backlight of the inside of the tunnel.

Wherein the speed meter of the vehicle is installed in a side wall of the tunnel on the left side in the traveling direction of the vehicle so as not to deviate from the height of the vehicle so that the speed of the vehicle can be measured in real time and the topic sensor has a height close to the ceiling So that the central controller can be installed at the entrance of the tunnel or at a suitable place of the mortgage so that the transmission antenna can communicate to the outside.

Of course, in the case of bridges, traffic information collection means are each installed at a location suitable for information collection.

A power line and a communication cable are connected between the central controller and each of the electric display panels installed in the alarm area.

According to the present invention, all the information on the traffic conditions of the tunnel and the bridge is collected in real time by the traffic information transmitting means, and the collected data signals are transmitted to the information receiving portion of the central controller.

The data analyzed by the data analysis unit analyzed by the data analysis unit is determined by the data determination unit.

As a result of the judgment by the data judging unit, when the vehicle is a simple vehicle lag, the information is displayed on the electric signboard installed in the alarm area by the instruction unit.

At this time, the electric signal display panel in the alarm area displays, for example, [congestion. Real time tunnels, or traffic conditions of bridges are displayed as characters, which is not a traffic situation in an alarm zone. Since the number of speeds changes at any time or in real time according to traffic conditions of tunnels and bridges, the driver can avoid traffic accidents in tunnels or bridges and travel safely when proceeding with reference to the speed limit provided by the signboard And can eliminate the weight of traffic jams in tunnels or bridges.

When the result of the final determination of the data collected by the traffic information collecting means is a traffic accident, such as a vehicle collision, a vehicle overturn, or a vehicle fire, the communication unit sends a wireless or wired At the same time when the accident is notified, the letters [ accident / stop ] are displayed on each electric signboard in the alarm area by the instruction unit.

Therefore, the vehicles in the alert area stop progressing according to the information of the electric signboard and open the road for the proceeding of the accident handling vehicle.

Therefore, the accident handling vehicle dispatched easily enters the accident site and the accident is treated more quickly, so that the damage of the person and the material can be minimized.

Also, by controlling the operation of the driver himself / herself according to the information of the electric signboard in the alarm area, it is possible to prevent the secondary accident caused by the entrance of the rear vehicle at the accident point like the conventional one, and to secure the traffic of the tunnel and the bridge.

The present invention is characterized in that a certain range of roads on the entrance road of a tunnel or a bridge is set as an alarm zone for providing traffic information and for prevention of a rear-end traffic accident, and traffic information of tunnels and bridges in the alarm zone Since the LED all-electric sign panels are provided at regular intervals, the safe operation of the vehicle can be achieved by the traffic information of the tunnel or the bridge provided before entering the tunnel or the bridge.

In addition, since the means of collecting traffic information in tunnels and bridges and the central controller processing the collected information are provided, it is possible to automatically collect the traffic situation of tunnels or bridges in real time and provide the collected information to the driver of the vehicle in the alarm zone have.

In addition, the driver in the alert area can be informed of the traffic conditions of the tunnel and the bridge before entering the tunnel and the bridge, so that the driver can control the operation of the vehicle himself even in the event of a traffic accident.

In addition, since there is no entry of the rear vehicle at the accident site, it is possible to reduce the number of people and property damage to a minimum by facilitating quick accident handling and to prevent secondary accident caused by the rear vehicle. There are various effects.

1 is a graph showing the current state of tunnels in the domestic year
Fig. 2 is a graph showing the current status of bridges in the domestic year
3 is a block diagram showing the configuration of the present invention
Figure 4 is a perspective view of an embodiment of the tunnel of the present invention.
Figure 5 is a top view of an embodiment of the tunnel of the present invention.
6 is a cross-sectional view of an embodiment of the tunnel of the present invention
Figure 7 is a top view of an embodiment of a bridge of the present invention
8 is a cross-sectional view of an embodiment of a bridge of the present invention

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 3, the traffic information collection means 10 installed in the tunnels and bridges for collecting various traffic conditions, the central controller 20 for analyzing and processing the collected information, the tunnels T and bridges B), and an alarm zone (R) set at a predetermined interval in the alarm zone (R) to provide traffic information to the alarm zone And an LED all-optical panel 30 provided to the driver of the vehicle.

The traffic information collecting means 10 includes a CC camera 10a, a vehicle speed meter 10b, a topic detector 10c, and various devices used for collecting traffic information, .

The central controller 20 includes an information receiving unit 20a for receiving the data collected from the traffic information collecting means 10, a data analyzing unit 20b for analyzing the received data, a determination unit 20c An instruction unit 20d for indicating the result of the data determination, a communication unit 20e for externally and wirelessly transmitting the data analysis result, and a control unit 20f for controlling the power supply and each part of the unit .

5 and 7, a predetermined range on the entrance side of the tunnel T and the bridge B, for example, a road area of about 1 km is set as an alarm section R, The LED all-electric sign board 30 is installed so that the driver can easily see the LED electric sign board 30 at regular intervals.

As shown in FIGS. 4, 5, and 6, in the case of the embodiment of the tunnel T, the CC camera 10a is not subjected to the backlight of the illumination lamp in the tunnel T, And the speed meter 10b of the vehicle M is provided on the sidewall of the left side of the vehicle in the traveling direction of the amount of the car M so that the infrared measuring wave is radiated at a height not exceeding the height of the vehicle So that it can be reflected.

The central controller 20 is installed on the entrance side of the tunnel T so that the transmission antenna A can be transmitted to the outside .

As shown in Figs. 7 and 8, in the case of the embodiment of the bridge B of the present invention, the CC camera 10a and the topic sensor 10c are installed in the structure of the bridge, for example, It is installed in a location where traffic information can be collected easily. In Fig. 8, the in-vehicle sensor 10 is installed on a rail (b) of a bridge (B).

The installation of the traffic information means 10 is not limited to those shown in the drawings of the embodiments of the tunnel T and the bridge B. [

The traffic information means 10 is electrically connected to the central controller 20 and each of the electric sign boards 30 installed in the alarm zone R. The central controller 20 is installed in the tunnel T, A are supported externally. In addition, it is supposed to transmit the fact of occurrence of a traffic accident to a related institution of road traffic safety management by radio or wireless.

4 to 7, all the information on the traffic conditions of the tunnel T and the bridge B is collected and collected in real time by the traffic information generator 10, The data signal is transmitted to the central controller 20,

The traffic information data input to the central controller 20 is received by the data receiving unit 20a and the received data is analyzed by the analyzing unit 20b and the analyzed result is determined by the data determining unit 20c.

As a result of the determination made by the data determination unit 20c, in the case of a traveling lag of the vehicle, information indicating the vehicle progress speed in the tunnel T or the bridge B is displayed on the electric signboard 30 provided in the alarm zone R / RTI > At this time, it is not notified to the agency concerned with road traffic safety management.

In FIG. 4, numerals [20] are displayed on each electric signboard 30 installed in the alarm area R, which means that the traffic in the tunnel T or the bridge B is delayed. Of course, according to the signal transmitted from the instruction unit 20d of the central controller 20, the electric signboard 30 in the alarm zone R is provided with real time tunnels and bridges such as [20], [30], [40] Is displayed.

The driver of the vehicle M in the alarm zone R of about 1 km before the entrance of the tunnel T and the bridge B himself controls the traffic according to the information provided to the electric signboard 30 .

Traffic order and safe driving in the alarm area R are closely related to traffic safety of tunnels or bridges, thereby preventing traffic accidents in tunnels and bridges.

If it is determined by the data analysis in the central controller 20 that a traffic accident such as a vehicle collision, a vehicle overturn, or a vehicle fire has occurred, the communication unit 20e of the central controller 20 wirelessly Or wired line to the road traffic safety department 40 to automatically transmit the accident status of the tunnel or the bridge.

On the other hand, characters of [ accident / stop ] are displayed on each electric signboard of the alarm area R. [

Therefore, the vehicle (M) entering the tunnel (T) where the traffic accident occurred or the entrance of the bridge (B) stops at the alarm zone (R) and opens the road for entering the accident handling vehicle.

Therefore, the accident-handling vehicle of the road traffic safety management organization that received the traffic accident can not enter the accident spot promptly, and there is no entry of the rear vehicle, so the accident can be handled in a shorter time and the loss of life and property can be minimized .

In addition, since the entrance vehicle of the tunnel or the bridge is stopped in the alarm area, it is possible to prevent the secondary accident, and the traffic of the tunnel and the bridge can be secured.

10; Traffic information collecting means 10a: CC camera 10b: Vehicle speed measuring instrument
10c: Fire detector
20: central controller 20a: information receiving unit 20b:
20c: data determination unit 20d: instruction unit 20e: communication unit 20f:
30: Electric signboard 40: Road traffic safety management department
A: antenna B; Bridge R: Alarm zone M: Vehicle T: Tunnel
P: Holding d: Railing

Claims (4)

In traffic safety systems for tunnels and bridges,
Traffic information collection means installed in a tunnel and a bridge to collect information on various traffic conditions; A central controller for processing the collected information to judge a traffic condition and informing the traffic condition; An alarm zone set for the provision of traffic information in tunnels and bridges to a certain range of roads on the entrance side of tunnels and bridges and to prevent later traffic accidents; An LED all-electric sign panel installed at a predetermined interval in the alarm zone and providing the collected traffic information to the driver of the vehicle in the alarm zone; A traffic safety system of a tunnel and a bridge The method according to claim 1,
The traffic information collecting means includes a CC camera for capturing an image including sound detection, a speed meter for a vehicle, a topic detector for a vehicle, and various instruments used for collecting traffic information. . The method according to claim 1,
The central controller includes an information receiving unit for receiving the data transmitted from the traffic information collecting unit, an analyzing unit for analyzing the received data, a data determining unit for determining the analyzed data, And a communication unit for transmitting an accident fact to an authority related to road traffic safety management by wire or wireless, and a control unit for controlling the whole of the communication unit. The method according to claim 1,
Tunnels and traffic information within bridges analyzed and determined by a central controller are collected by traffic information collection means for traffic safety of tunnels and bridges and provided to vehicle drivers in alert areas through an electric signboard provided in the alarm areas. Traffic safety system of tunnels and bridges characterized by.

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