KR20100124401A - Road information display system using self generator - Google Patents

Abstract

PURPOSE: The road information display system using the nonutility generation possibles the irrelative nonutility generation in the weather. The installation fee and maintenance cost are reduced. CONSTITUTION: The road information display system comprises a plurality of road information display devices(100). The road information display device comprises the nonutility generation part and lighting-emitting area. The nonutility generation part generates the electricity from vibration. Vibration is delivered from the road.

Description

Road information display system using self generator

The present invention relates to a road information display system using self-power, and more particularly, to emit light of the road information display with electricity generated through self-power generation using vibration, so that the user can easily recognize road information such as traffic volume. It relates to a road information display system for.

In general, road information display devices are installed on the road, such as a central separator for clearly distinguishing from the opposite lane, a safety sign pole installed on a curved or narrow road, and a road marking hole indicating a lane boundary of the road.

Such road information display devices may not be easily identified by the driver at night or in a foggy day, and may cause an accident despite being installed for the purpose of safe driving of the vehicle.

Thus, in the related art, road information display devices use a reflector so that the driver can easily identify at night, so that the driver may position the road information display devices through the reflected light reflected by the light of the vehicle even if the road information display devices are not actually visible. To indirectly identify

However, there is a problem that the reflectance is lowered when foreign matter such as dust adheres to the reflector or the color of the reflector changes due to chemical change.

A light emitting lamp may be used instead of a reflector. Since the power supply from the outside is required to operate the light emitting lamps of the road information display apparatuses, power construction for supplying power to each road information display apparatus must also be performed.

However, it is difficult to connect the power line to the road information display devices installed in the entire area, and when the power line malfunctions, the lamp of the road information display device connected to the power line does not emit light, causing great inconvenience. Repairs also require considerable effort and time.

In addition, even if the battery is mounted on each of the road information display apparatuses, the facility cost for mounting the battery is enormous, and the operating cost according to the maintenance operation of the facility such as charging and discharging of the battery may be burdensome.

Therefore, in order to reduce costs recently, the electric power generated by wind or solar power generation means has been charged, and the road information display devices are supplied at night, but the wind is not blown by the inconsistent climate. In addition, when the weather is constantly cloudy and snow or rain, there is a problem that can not be charged because the power supply.

The present invention has been made to solve such a conventional problem, when installing a plurality of road information display device in a wide area, it is possible to reduce the installation cost and maintenance cost required by enabling self-generation regardless of the climate The purpose.

In addition, an object of the present invention is to provide vehicle driver with a safety guide when driving at night and traffic volume information.

In order to achieve the above object, the road information display system using self-power generation according to the present invention includes a plurality of road information display devices installed at predetermined intervals along a road surface, and the road information display device includes a self-power generation unit and a light emitting unit. .

The self-generating unit generates electricity from the vibration transmitted from the road surface, and the light emitting unit receives electricity from the self-generating unit and emits light.

Due to this configuration, regardless of the climate change, the road information display apparatus installed in a plurality of regions can be supplied without a power line or a battery installed in each of the road information display apparatus installed in a wide range of areas, thereby reducing the installation and maintenance costs of the road information display apparatus. It is possible to reduce, generate traffic volume information using the amount of vibration and the amount of electricity supplied according to the amount of vehicle movement on the road, and guide the vehicle drivers to enable safe driving at night driving.

In addition, the road information display apparatus may further include a sensor unit for measuring a predetermined measurement target element at the installed position using a sensor.

With this configuration, various road information can be output through the light emitting unit through the measured sensor value.

In this case, the preset measurement element may be set to grasp traffic volume information or set to grasp road surface information.

The road information display apparatus may further include a data receiver configured to receive data from the outside.

Therefore, in addition to the measured sensor value, it is possible to output a variety of road information from the data received from the outside.

The road information display apparatus may further include a data transmitter for transmitting data measured by the sensor unit to the outside.

As a result, the road information of the area where the sensor value is measured may be utilized externally.

In addition, the road information display system using a self-power generation according to the present invention may further include a central management unit, the central management unit integrated management of the data received from the data transmission unit of the plurality of road information display device, the road information display device again Can be sent to the data receiver.

In this configuration, the central management unit may be further configured to collect data of the entire area in which the plurality of road information display apparatuses are installed, and thus, various pieces of information may be generated and provided to the driver.

According to the present invention, since electricity can be supplied regardless of climate change by using self-power generation without connecting a power line or installing a battery for each road information display apparatus installed in a plurality of wide areas, the installation cost of the road information display apparatus and Maintenance costs can be reduced and vehicle drivers can be guided safely in the event of nighttime driving or weather deterioration.

In addition, road information according to the amount of vehicle movement on the road surface may be generated, and at this time, by transmitting the data measured by the sensor to the outside, the road information of the measured area is provided to the vehicle moving in the area where the other road information display device is installed. In addition, by receiving data from the outside, road information of a region where the received data is generated may be provided to a vehicle moving a current location.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In order to more clearly understand the present invention, the same reference numerals are used for the same components in different drawings.

1 is a view schematically showing an embodiment of a plurality of road information display system using a self-power generation according to the present invention, Figure 2 is a schematic view of an embodiment of the configuration of the road information display device 100 of the road information display system It is a block diagram shown.

1 and 2, the road information display system using self power generation is described in detail. The road information display system using self power generation includes a plurality of road information display devices 100 and a central management unit installed at predetermined intervals along a road surface. 200.

The road information display apparatus 100 includes a self-power generation unit 110, a light emitting unit 120, a sensor unit 130, a data transmitter 140, and a data receiver 150, as shown in FIG. 1. It may be implemented in various forms such as 100-1 or 100-2.

The self-generating unit 110 generates electricity from vibrations transmitted from the road surface.

That is, the self-generating unit 110 generates electricity by using vibration energy generated by a vehicle moving on the road using an electromagnetic method or a vibration energy collector using a piezo method, and a generator for generating electricity from the collected energy. .

At this time, the vibration energy collector, and the generator is a known technique, so the description thereof will be omitted.

The light emitting unit 120 receives electricity from the self-generating unit 110 to emit light, and the light emitting unit 120 may be used semi-permanently with little power consumption, and may use LEDs that can implement various colors.

Due to the configuration of the self-generating unit 110 and the light emitting unit 120, it is possible to supply electricity to the road information display device 100 installed in a plurality of regions in a wide range without having to connect a power line or install a battery. Installation cost and maintenance cost of the information display device 100 can be reduced, and since the amount of vibration and the amount of electricity supplied vary according to the amount of movement of the vehicle on the road surface, traffic information can be generated using the amount of vibration and the degree of light emission. In addition, the light emitting unit 120 may guide the vehicle drivers at night driving instead of the indicator light for safe driving.

In addition, the road information display apparatus 100 may further include a sensor unit 130 for measuring a predetermined measurement target element at the installed position using a sensor.

The preset measurement target element may be set to grasp traffic volume information at a location where the road information display apparatus 100 is installed, or set to grasp road surface information.

What is set up to grasp traffic information can be an environmental factor (pollutant) such as carbon dioxide.If the sensor measurement indicates an increase in pollutants, it can be inferred that the vehicle has increased. You can see the traffic volume at the point.

In addition, by integrating vibration or supply electricity with sensor measurements (vibration is not necessarily caused by the movement of the vehicle, and environmental factors are not necessarily changed by the vehicle, such as the influence of the climate), accurate traffic information. Can be generated.

If it is set to grasp road surface information, it may be an environmental factor (climate factor) such as light quantity, humidity, temperature, etc. And in case of snowy conditions, the temperature measurement result can be additionally inferred as to whether the road surface freezes.

The light emitter 120 may provide road information by emitting light in a predetermined form according to the data measured by the sensor 130.

Examples of the preset form may be a color of the LED, a pattern composed of the LED, and the like.

3A is a diagram illustrating an embodiment of the light emitting unit 120 of the road information display apparatus 100-1 using the color of the LED, and FIG. 3B illustrates light emission of the road information display apparatus 100-2 using the color of the LED. 1 is a diagram illustrating an embodiment of the unit 120.

As LED can express three colors of red, yellow, and green, the large, medium, and small degree of measured data divided according to preset criteria are expressed in red, yellow, and green so that the driver can see the road information at a glance. You can find out.

That is, red, yellow, and green LEDs are evenly distributed in the light emitting unit 120 implemented in a circular or quadrangle, and when the measurement data indicates 'large', only the red LED emits light and 'middle' Only the yellow LED emits light, and in the case of 'small', the green LED only emits road information.

As an embodiment of the light emitting unit 120 using the color of another LED, by using a single LED that can represent a variety of colors that are used recently, a light emitting unit implemented in a circular shape of one such LED ( 120, road information may be provided by varying the supply voltage according to the large, medium, or small degree of the measurement data.

4A is a view illustrating an embodiment of the light emitting unit 120 of the road information display apparatus 100-1 using a pattern composed of LEDs, and FIG. 3B is a road information display apparatus 100-2 using a pattern composed of LEDs. ) Is a view showing an embodiment of the light emitting unit 120.

The light emitting unit 120 of FIG. 4A or 3B may express large, medium, and small degrees of measurement data divided according to preset criteria in a pattern of ○, Δ, and ×.

That is, in the light emitting unit 120, the LEDs are arranged in a pattern of ○, △, ×, and when the measurement data indicates 'large', only the LEDs forming the ○ pattern emit light, and the 'medium' It is possible to provide road information by emitting only LEDs forming a pattern, and emitting only LEDs forming a × pattern when 'small' is displayed.

By providing the road information using the pattern as described above, the driver with color blindness can also recognize the road information at a glance.

In the above description of the light emitting unit 120 using one of the color or pattern of the LED, it will be preferable to configure the light emitting unit 120 using the color and the pattern of the LED at the same time.

In addition, the road information display apparatus 100 may further include a data transmitter 140 for transmitting data measured by the sensor unit 130 to the outside.

By transmitting the measured data (sensor measurement value) to the outside, the road information of the measured area can be generated from the measured data and provided to the vehicle moving in the area where the other road information display apparatus is installed.

That is, the data measured by the road information display device A (100) is transmitted to the central management unit 200 to be described later via an external repeater through the data transmitter 140, or directly to the external central management unit 200, The central management unit 200 may generate road information of an area in which the road information display device A 100 is installed from the transmitted measurement data and transmit the road information to other road information display devices B, C, and D 100, respectively.

Since the road information display apparatus 100 may further include a data receiver 150 for receiving data from the outside, the data receiver 150 of the other road information display apparatuses B, C, D, and E 100 described above. In FIG. 2, measurement data of the road information display device A 100 may be transmitted from the central management unit 200.

Due to the configuration of the data transmitter 140 and the data receiver 150, road information including the traffic volume information of the area where the received data is generated (the installation area of the road information display device A 100) is converted to the current + area ( Other road information display devices B, C, D, E (installation area of the 100) can be provided to the moving vehicle.

At this time, the traveling direction of the vehicle becomes a direction from the road information display device D to the road information display device A, and the road information display devices A and B located in front of the road information display device D to receive the road information. Or, it is preferable that the road information due to the data measured in C) is transmitted to the road information display device (D).

Most drivers decide the driving route based on the road information provided by the radio or the road information provided by the navigation. Since the road information takes time to be updated, the driver can know the information of the current driving road later. It may be difficult to return.

In such a case, applying the configuration that provides the information of other regions as described above can provide real-time road information of the region separated by a predetermined interval such as 100m, 500m, and 1km in front, thus helping the driver to reset the driving route. Can give

In this case, the light emitter 120 may emit light in a predetermined form (the color using the color and pattern of the above-described LED) according to the data transmitted from the central management unit 200 to the data receiving unit.

Accordingly, the vehicle driver can easily recognize the traffic volume information of the area of the road information display device from which the transmitted data is generated.

The central management unit 200 transmits the data received from the data transmitter 140 of the road information display apparatus 100 to the data receiver 150 of the other road information display apparatus 100 as described above.

In addition, the data transmitted from the plurality of road information display devices A, B, C, and D 100 may be integrated and transmitted to the integrated information display means.

That is, in the above, the data of each road information display apparatus 100 has been transmitted to the other road information display apparatus 100. In contrast, the data transmitted from all the road information display apparatuses 100 installed in the central management unit 200 are transmitted. By integrating and generating integrated road information and transmitting the integrated road information to an integrated information display means such as an electronic sign, it is possible to provide road information of all sections in which the road information display apparatus is installed to all vehicles passing through the section.

So far I looked at the center of the preferred embodiment for the present invention. Those skilled in the art will appreciate that the present invention can be implemented in a modified form without departing from the essential features of the present invention. Therefore, the disclosed embodiments should be considered in descriptive sense only and not for purposes of limitation. The scope of the present invention is shown in the claims rather than the foregoing description, and all differences within the scope will be construed as being included in the present invention.

1 is a view schematically showing an embodiment of a plurality of road information display system using self-power according to the present invention.

2 is a block diagram schematically showing an embodiment of a road information display device configuration of a road information display system;

3A is a diagram illustrating an embodiment of a light emitting unit of a road information display apparatus 100-1 using colors of LEDs.

3B is a view illustrating an embodiment of a light emitting unit of the road information display apparatus 100-2 using the color of the LED.

4A is a diagram illustrating an embodiment of a light emitting unit of a road information display apparatus 100-1 using a pattern composed of LEDs.

4B is a view illustrating an embodiment of a light emitting unit of the road information display apparatus 100-2 using a pattern composed of LEDs.

Claims (7)

A road information display system comprising a plurality of road information display devices installed at predetermined intervals along a road surface, The road information display device, Self-generating unit for generating electricity from the vibration transmitted from the road surface; And A light emitting unit which receives electricity from the self-generating unit and emits light; Road information display system using a self-power, characterized in that it comprises a. The method of claim 1, The road information display device, A sensor unit for measuring a predetermined measurement target element at an installed position using a sensor; Road information display system using self-power, characterized in that it further comprises. 3. The method of claim 2, The preset measurement element, Road information display system using self-power, characterized in that set to grasp the traffic volume information. 3. The method of claim 2, The preset measurement element, Road information display system using self-power, characterized in that set to grasp the road condition information. The method according to claim 3 or 4, The road information display device, A data receiving unit receiving data from the outside; Road information display system using self-power, characterized in that it further comprises. The method of claim 5, The road information display device, A data transmitter for transmitting the data measured by the sensor to the outside; Road information display system using self-power, characterized in that it further comprises. The method of claim 6, A central manager configured to collectively manage data received from the data transmitters of the road information display apparatuses and transmit the data to the data receiver of the road information display apparatus; Road information display system using self-power, characterized in that it further comprises.

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