KR20000004096A - Display device of electronic traffic guidance - Google Patents

Abstract

PURPOSE: A stand-typed guidance display device is provided to consume a little power consumption, and to be easy to distinguish. CONSTITUTION: The display device of the electronic traffic guidance has; an electronic control box(100) to supply the needed direct current power by being supplied the alternating current power or the direct current power from a generator inside a car or a general place, and to output a control signal; a LED electric sign(10) to display a traffic guidance sign in lighting or in flickering to be able to show various characters, numbers, figures, colors, and effects according the traffic guidance display control data of the electronic control box.

Description

Electronic Traffic Information Display

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a traffic guidance display apparatus, and more particularly, to an electronic traffic guidance display apparatus for inducing safety walking of a pedestrian passing through a construction site, as well as driving safety traffic of a vehicle in a road traffic obstacle section.

The prior art guide display device displays a certain letter and figure on the wooden board as a color to induce the safe passage and walking of a person or a vehicle, or a bulb lamp through a power cable (2) on a certain panel In (1), only the left and right arrows were arranged, and the display device was installed at the boundary between the road and the sidewalk (see Fig. 1).

In addition, the construction vehicle is supported and works when the construction for the maintenance, repair and safety management of additional facilities such as road, electric work, tree pruning in the road section where the vehicle is always running.

At this time, the vehicle was carried out by attaching a predetermined panel in which the bulb-type lamps are arranged with only the marks such as '→', '←', '↙' as described above in the vehicle. Most of these bulb lamps operate as a method of blinking or always lighting using a yellow lamp to inform vehicle drivers and pedestrians.

However, the conventional traffic information display apparatus using the bulb lamp has a life of the bulb lamp is 1000 hours or less, and there is a limit in various signs for road traffic conditions. In addition, this bulb type lamp has a maximum power consumption of 910W (24V / 25W * 26), an average power consumption of 490W (35W * 14) when the left and right arrows are displayed, and its brightness is weak. . In addition, there is a problem that the attention effect is lowered simply by displaying only a yellow bulb lamp.

Accordingly, the present invention for solving the above problems is red (RED), green (Green) and mixed colors of yellow (AMBER), and red (RED), green (Green), blue (BLUE) natural color light emission By using a display board equipped with a diode, various traffic guidance signs are displayed to increase the alerting effect, consume less power, and adjust the brightness of day and night, eliminating the driver's view, and drawing graphics, characters, and colors. One purpose is to make it easy to identify and effect.

In addition, another object of the present invention is to provide a removable guide display device that can be attached to and detached from a construction vehicle and a stand-type guide display device that can be installed upright at a predetermined position of the construction site.

1 is a schematic configuration diagram of a conventional traffic guidance display device;

2A is a front view showing the appearance configuration according to the first embodiment of the present invention;

2B is a side view of FIG. 2A,

3A is a front view showing an appearance configuration according to a second embodiment of the present invention;

3B is a side view of FIG. 3A,

4A is an internal block diagram of the present invention;

4B is a block diagram illustrating an internal block of the electronic controller illustrated in FIG. 4A;

Figure 5 is an illustration of traffic guidance display using the present invention.

<Explanation of symbols for main parts of drawing>

10: LED sign 20: warning lights

30: work light 40: speaker

100: electronic control box

Electronic traffic guidance display device of the present invention for achieving the above object, by receiving AC and DC power from a generator or a general place in the vehicle to supply the necessary DC power, and a variety of transmission by the user through a wired or wireless terminal An electronic control box for outputting a control signal corresponding to the control data for displaying the traffic guidance; LED that is electrically connected to the upper part of the electronic control box and receives the supplied power to display a traffic guide sign composed of various colors, letters, figures, and numbers in a light or flashing form according to the traffic guide display control data of the electronic control box. It consists of an electronic signboard, which is installed on road traffic obstacle sections or construction sites, and is attached to road maintenance construction vehicles, which is characterized by inducing safe driving and safe walking of vehicles and pedestrians.

In addition, another feature of the present invention, in the above configuration, if necessary, by mounting a warning light or work lamp, a speaker in a predetermined position of the LED sign, there is a feature that can further double the alert effect.

In addition, another feature of the present invention, the LED display board is mounted directly on the electronic control box detachable structure that can be detached to the rear of the road maintenance and repair vehicle, or the LED display board is mounted at a certain distance from the electronic control road It can be implemented in a stand-type structure that can be installed in a central separator or a place adjacent to the road and sidewalk, there is a characteristic that is used according to the road construction environment and use.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Figure 2a is a front configuration diagram of a removable electronic traffic guide display device according to a first embodiment of the present invention, Figure 2b is a side view thereof, Figure 2c is a front view showing a plurality of LEDs provided in a plurality of outdoor LED billboards and Side view.

Referring to FIG. 2A, the configuration thereof is supplied with power from a generator in a vehicle and supplied with a DC power required, and color and effect data of a traffic guidance display (letters, arrows, figures, and numbers) input by the user from the outside. And an electronic control box 100 for outputting a control signal for controlling an operation such as a guide and an on / off control signal of a three-color or natural color LED, and mounted on the electronic control box 100, It is composed of an LED sign 10 which is ready to operate with a DC power source, and then lights or flashes according to the control signal to display a corresponding traffic guide sign.

In the above, the electronic control box 100 is mounted to the bottom of the LED sign as an example as shown in the figure, but it can also be attached to the back of the LED sign 10. The detachable traffic guide display device configured as described above can be easily attached to the vehicle by various conventional methods, and thus the attachment method thereof will be omitted.

In addition, as shown in FIG. 2C, the LED is a high-brightness LED having strong linearity of luminance and chromaticity, and includes red, green, and mixed colors of yellow, red, and green. (GREEN), blue (BLUE) color LEDs are used.

The LED board 10 using the LED has a dot matrix structure composed of 396 LEDs in total of 22 horizontal x 18 vertical, and can display and display a traffic guidance sign desired by a user. . By using the three-color LED as described above, there is an effect that can focus the eyes of the driver and pedestrians. In addition, the LED used in the present invention has a long life of about 30,000 hours compared to the life of a conventional bulb lamp (about 1000 hours or less).

In addition, in the above-described configuration, in order to further increase the alerting effect, the warning light 20 which is a guide light installed at a predetermined position of the LED sign 10 to be operated according to the electrical control signal of the electronic control box 100. And a work lamp 30 and a speaker 40 for the user to output voice through the microphone. In this case, the audio amplifier 150 and the speaker 40 may be selected as necessary for the stand type traffic guidance display device, and may not be selected.

3A is a front configuration diagram of a stand type electronic traffic guidance display according to a second embodiment of the present invention, and FIG. 3B is a side view thereof.

This stand traffic guidance display device is a device which is convenient for use in road maintenance and repair construction sites without using a vehicle, and its configuration is the same as that of the first embodiment. However, the frame of the electronic control box 100 is used as a material resistant to impact and corrosion, the shape is to be fixed stably even in the shaking due to bad weather (in this example, only '⊥' shaped), sliding type The height is adjusted so that the bottom of the frame can be firmly fixed to the floor. In addition, the electronic control box 100 may be attached to the back of the LED display board 10 as described above, and may be used by attaching a separate frame.

An internal configuration of the electronic control box 100 in the first and second embodiments described above, and a connection configuration around the same will be described with reference to FIG. 4A.

First, as a connection configuration around the electronic control box 100, a wired operation unit 51 such as a small computer (eg, a notebook, an electronic notebook, etc.) for inputting a traffic guide sign data desired by a user through a cable, and a traffic guide. Wireless operation unit 52 for wirelessly inputting alphanumeric input data for display, and a transformer 62 installed in an electronic control box or a field office for converting AC power from a field office to supply DC power. (Or generator).

In addition, when the removable traffic guidance display device is attached to a desired position of the vehicle, the DC power supply 62 is supplied from the in-vehicle generator.

The electronic control box 100 includes a battery charger 120 for charging a battery by receiving a DC power supplied from a vehicle power or a transformer, the LED display board 10, a warning light, and the like. A battery 130 for supplying DC power to the work lamp 30 and the work lamp 30, an inverter / DC 140 for converting a DC power corresponding to the operation of the beacon and the work lamp, and the supplied DC An audio amplifier 150 that is operated by a power source and amplifies a sound of a person input through a microphone and outputs the sound to the speaker, and a guide light control data and traffic inputted through the wired operation unit 51 or the wireless operation unit 52. Receiving light (20) by receiving the color control data of red, green, and mixed colors yellow (AMBER) or red, green, and blue (BLUE) related to the guide sign And operation of the work lamp 30 and the inside of the LED sign 10. It is composed of the electronic control unit 110 for controlling the display.

In addition, the internal configuration of the electronic controller 110 may include red, green, and mixed colors such as yellow (AMBER) or red (RED), green (green), and blue (BLUE). And a data distributor 111 (referred to as R, G, and B in FIG. 4A) that receives and distributes guide light control data, and receives guide light control data distributed through the data distributor 111 to turn on the guide light. Control signal generator 112 for generating a signal for controlling the on / off operation, and the plurality of red color (RED), green (Green), blue (BLUE) natural color data of each of the plurality provided on the LED display board It consists of a red controller 113, a green controller 114, and a blue controller 115 that control the on / off of the LEDs.

Referring to the accompanying drawings, the operation of the present invention according to the configuration as described above are as follows.

First, the removable traffic guidance display device shown in FIG. 2A will be described by way of example. After the device is fixedly installed at the rear of a construction vehicle, the vehicle power source 62 is applied.

Accordingly, the battery 130 is charged in the battery charger 120 provided in the electronic control box 100. The DC 24V is supplied from the charged battery 130 to the LED display board 10 and the audio amplifier 150. At this time, the DC 24V discharged from the battery is down (down) to a predetermined DC voltage in the inverter 140 is supplied to the beacon 20 and the work lamp 30 to make an operable state.

As described above, after the DC power is applied to the electronic control box 100 and the LED display board 10, the user inputs traffic guidance display data using the wired operation unit 51 or the wireless operation unit 52. At this time, the traffic guidance display data that can be input by the user includes data such as figures, texts, blinking control, color, guide light on / off control, and the like.

As such, when the user inputs data, the data distributor 111 of the electronic controller 110 distributes the data. According to the distributed data, the color controllers 113, 114, and 115 control the on / off of the red, green, and blue LEDs of the LED sign 10 to display the traffic guidance situation as shown in FIG. This allows the driver to drive the vehicle safely.

In this case, two or more characters such as 'under construction', 'under construction', 'dangerous', 'telephone construction', 'narrowing', etc. are displayed at intervals of 1 to 2 seconds. In addition, the guide display may be flickered by adjusting a clock applied to each color controller 113, 114, 115 according to a user's manipulation.

In addition, when the left and right arrows shown in FIG. 5 are displayed, the average power consumption of about 490W is consumed by using the conventional bulb lamp (35W * 14). The average power is about 200 W or less, which is about 1/5 or less since only the used and actually displayed part is turned on. At this time, the brightness of the LED is stronger than the conventional bulb lamp, so the guide signs are clearly visible even during the day.

On the other hand, in the above-described electronic control unit 110 controls the on / off of the beacon 20 and the work light 30 in accordance with the control data input from the wired operation unit 51 or the wireless operation unit 52, the driver by the warning light Or call attention to pedestrians to prevent accidents in advance, and turn on work lights to ensure safe work at night work.

Next, the stand type traffic guidance display apparatus according to the second embodiment of the present invention has the same function as the removable traffic guidance display apparatus, but is installed in a place where an AC power source such as an on-site office can be obtained (or electronic control). The difference is that the DC power converted by the transformer 62 is provided through the battery charger 120, and that a certain amount of portable battery can be used to facilitate the movement and installation of the device.

The present invention as described above has the following effects as compared to the traffic guidance display device using a conventional bulb lamp.

Firstly, by using the LED, the power consumption can be consumed less, and the energy can be saved.

Second, traffic signs with various texts, color changes, shapes, and effects can double the effect of drawing attention to drivers or pedestrians in construction areas, leading to safe driving of vehicles or safe walking of pedestrians. have.

Third, depending on the construction environment, it can be loaded onto trucks or mounted directly on the ground.

Claims (4)

It is installed on the road traffic obstacle section or construction site, attached to the road maintenance construction vehicle, and is an electronic traffic guidance display device for inducing safe operation and safe walking of vehicles and pedestrians. It is supplied with AC power or DC power from a generator or a general place in a vehicle to supply necessary DC power, and outputs a control signal corresponding to the control data for displaying various traffic information transmitted by a user through a wired or wireless terminal. Control box; Lights up or flashes a traffic guide sign that is electrically connected to the upper part of the electronic control box so as to receive the supplied power and produce various letters, numbers, figures, colors, and effects according to the traffic guide display control data of the electronic control box. Electronic traffic guidance display, characterized in that consisting of LED sign that displays. The method of claim 1, An electronic traffic guidance display device comprising an LED array arranged in a matrix structure of N (horizontal) × M (vertical). The method of claim 1, An electronic traffic guidance display device characterized in that the color of the light emitting diodes is made of red, green, and red, green, and blue LEDs. The method of claim 1, The electronic traffic guidance display device, Removable structure that can be mounted on the electronic control box directly to the rear of the road maintenance and repair vehicle, or the LED signboard is mounted at a certain distance from the electronic controller, so that it can be installed at Electronic traffic guidance display device, characterized in that consisting of a stand-type structure that can be installed.