KR20190132305A - LED Lighting Apparatus for Safe of Crosswalk with Hybrid Self Generating System - Google Patents

Abstract

The present invention relates to an LED lighting apparatus for crosswalk safety having a hybrid self-generating system and, more specifically, to an LED lighting apparatus for crosswalk safety having a hybrid self-generation system, which allows a driver to recognize a crosswalk ahead and can be operated with self-generating power. The LED lighting apparatus for crosswalk safety comprises: a control module for controlling a power generation module installed in a street light; a detection unit installed on both sides of the crosswalk (CW); a monitoring unit for monitoring a situation on the crosswalk (CW); and a lighting control unit for controlling lighting of the street light according to a signal transmitted from the detection unit. The street light includes a warning means for danger warning based on an image transmitted from the detection unit and the signal transmitted from the detection unit. At least one monitoring unit is installed on both sides in the longitudinal direction of the crosswalk and synchronized. The lighting control unit has lighting management data according to detection signals transmitted from the monitoring unit.

Description

LED Lighting Apparatus for Safe of Crosswalk with Hybrid Self Generating System

The present invention relates to a pedestrian crossing safety LED lighting device having a hybrid self-generating system, and specifically to a pedestrian crossing having a hybrid self-generating system that can be operated with self-generating power while recognizing the pedestrian crossing in front of the driver. It relates to a safety LED lighting device.

A luminaire installed adjacent to a road for night traffic safety is called a street lamp. A crosswalk means a road made by installing safety signs or road signs to cross a road. In general, it is regulated to reduce the speed of vehicles in pedestrian crossings to prevent safety accidents. However, various types of safety accidents may occur due to negligence of the pedestrian or driver, such as during times when there is little human traffic or on roads outside.

Prior art for the safety of pedestrian crossing is Patent Registration No. 1045569 'Night information providing system of pedestrian crossing'. The prior art is installed in the pedestrian crossing in front of the pedestrian sensing unit and the pedestrian crossing to detect the pedestrian is installed at the edge of the pedestrian crossing in the crosswalk displayed at a predetermined position of the road to enable the pedestrian to cross the road safely or A crosswalk adjacent vehicle sensing unit that senses the approaching vehicle installed on the side of the road, when the pedestrian is detected by the pedestrian sensing unit and when the vehicle is sensed by the adjacent vehicle sensing unit, the crosswalk is illuminated by the lighting device A pedestrian crosswalk street light provided with voice while storing information and displayed as an image by an electronic signboard, wherein the pedestrian crosswalk remote vehicle sensor is installed on the edge or road of a road spaced apart from the front of the crosswalk. Sensing and with the crosswalk approach vehicle sensor When the pedestrian sensing unit detects a pedestrian or the vehicle approaching the crosswalk by a pedestrian sensing unit detects a pedestrian crossing or a pedestrian sensing unit at the edge of the road between the pedestrian crossing and the pedestrian crossing, Disclosed is a pedestrian crossing night information providing system, characterized in that the image is displayed by an electronic display board controlled by the present invention.

The prior art has the disadvantage that the device itself is complicated and therefore high power consumption. In addition, the image displayed on the electronic sign has a problem that the driver's view of vision may be disturbed.

If the street lamp is installed in an isolated area, a separate transmission line should be installed, and if a separate street lamp is installed that operates only when necessary, it is advantageous to use power generated by itself.

* Prior art related to self-powered street light includes Patent Publication No. 2010-0037176, 'Self-powered LED street light'. The prior art is a street lamp to be installed on the ground, the street light is coupled to the upper side of the street lamp, using a solar cell mounted on the upper plane as a power supply, the roadway lighting unit using the LED lamp installed in the front end of the body as a lighting and this A self-developed LED street light having a control box for supplying power to a lighting unit or a control signal, wherein the solar cell is mounted on the street lamp of the lower side of the roadway lighting unit and is mounted on the upper plane as power, and the front end of the body An Indian lighting unit that uses the LED lamp installed in the lighting unit to illuminate the side of the side opposite to the roadway lighting unit; And the driveway lighting unit comprises a rectangular flat body, an LED lamp formed at the front end of the body, and a solar cell forming an upper plane of the body, wherein the rear end of the body is perpendicular to the upper end of the control box. Disclosed is a self-powered LED street light, characterized in that to form a rotating coupling.

The prior art has the disadvantage that it is generally associated with a self-powered source which can be installed and does not have the power supply control characteristics of the LED street light.

The present invention is to solve the problems of the prior art or known technology has the following object.

An object of the present invention is to provide a cross-section safety LED lighting device having a hybrid self-generating system that is capable of self-generation and self-controlled power supply and is controlled to flash automatically according to the progress of the vehicle.

According to a preferred embodiment of the present invention, the pedestrian crossing safety LED lighting device includes a control module for controlling the power generation module installed in the street light; A detection unit installed on both sides of the crosswalk (CW) to detect a passing vehicle; A monitoring unit for monitoring a situation of the crosswalk (CW); And a lighting control unit for controlling the lighting of the street lamp according to the signal transmitted from the detection unit, wherein the street lamp has warning means for danger warning according to the signal transmitted from the detection unit and the image transmitted from the monitoring unit. At least one of the monitoring unit is installed in both directions in the longitudinal direction of the pedestrian crossing, and the lighting control unit has lighting management data according to a detection signal transmitted from the monitoring unit.

According to another suitable embodiment of the present invention, the power generation module includes a wind power generation unit or a solar cell module, a storage battery and a battery management module consisting of a plurality of cells, the battery management module for charging and managing the plurality of cells Have a management database

According to another suitable embodiment of the present invention, the lighting control unit is connected to the traffic light to control the operation of the street lamp according to the operating state of the traffic light.

LED lighting device according to the present invention has the advantage that it is not necessary to install a separate transmission line due to self-generation by wind or solar cells. In addition, the power usage is controlled by turning on only when a person or a vehicle passes, and thus, the power usage can be reduced. In addition, the LED lighting apparatus according to the present invention has the advantage that it is possible to ensure the image related to the accident occurring during the passage process. In addition, the device according to the present invention has an advantage of being installed in an isolated area or a rare area as necessary to prevent the occurrence of a safety accident.

1 illustrates a pedestrian crossing safety LED lighting device having a hybrid self-generating system according to an embodiment of the present invention.
Figure 2 illustrates the operation structure of the LED lighting apparatus according to an embodiment of the present invention.
Figure 3 shows another embodiment of the LED lighting apparatus according to an embodiment of the present invention.

Hereinafter, the present invention will be described in detail with reference to the embodiments set forth in the accompanying drawings, but the embodiments are provided for clarity of understanding and the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, and thus are not repeatedly described unless necessary for understanding of the invention, and well-known components are briefly described or omitted. It should not be understood to be excluded from the embodiment of.

1 illustrates a pedestrian crossing safety LED lighting device having a hybrid self-generating system according to an embodiment of the present invention.

LED lighting device for crosswalk safety according to the present invention includes a control module for controlling the power generation module installed in the street light; A detection unit installed on both sides of the crosswalk (CW) to detect a passing vehicle; A monitoring unit for monitoring a situation of the crosswalk (CW); And a lighting control unit for controlling the lighting of the street lamp according to the signal transmitted from the detection unit, wherein the street lamp has warning means for danger warning according to the signal transmitted from the detection unit and the image transmitted from the monitoring unit. At least one of the detection unit is installed in both directions in the longitudinal direction of the crosswalk, and the lighting control unit has lighting management data according to the detection signal transmitted from the detection unit. This is described in detail below.

The lighting device according to the invention can be installed, for example, adjacent to a pedestrian crossing, but is not limited thereto, and can be installed, for example, in a secluded isolated road or in a curved road with frequent accidents. Therefore, the present invention is not limited by the place where the lighting device is installed.

The light emitting means of the lighting device may be various light emitting elements known in the art, but may preferably be an LED, and most preferably an LED module in which a plurality of LED elements are arranged and lighting control of each LED element is possible. Can be.

Referring to FIG. 1, the LED street light 11 may be installed adjacent to the crosswalk CW of the road R and installed to enable the front or rear of the crosswalk CW and the crosswalk CW. Can be. The LED street light 11 may be disposed so that the lighting direction is controlled by the direction control of the LED module. The street lamp 11 includes a post 111, a light emitting unit 112 installed above the post 111, a first power generating module 113 and a second power generating module 114 for supplying power to the light emitting unit 112. ) May be included. The light emitting unit 112 may be an LED module, for example, and may be installed so that the illumination direction is controlled, as described above. The first power generation unit 113 may be a solar cell module and the second power generation module 114 may be, for example, a wind power generation module 114. However, according to the installation region, the first power generation module 113 or the second power generation module 114 may be installed, and various power generation modules capable of additionally generating power may be replaced or added, and the present invention is not limited to the embodiments shown. Do not. In addition, the monitoring unit 12 may be installed in the streetlight 11 or a separate post 111. The monitoring unit 12 may be a device such as a closed circuit surveillance camera (CCTV), for example, for preserving the situation of a pedestrian crossing as an image, but may be any device known in the art without being limited thereto. . For example, the monitoring unit 12 may be such as a speed doom camera with a tracking function.

The detection lines DL1 and DL2 may be formed at positions separated by a predetermined distance to both sides of the crosswalk CW and the detection units 13a and 13b may be installed in the detection lines DL1 and DL2. As shown in FIG. 1, the detection lines DL1 and DL2 may be installed at both sides in the longitudinal direction of the crosswalk or the vehicle traffic direction, and the distance from the crosswalk CW may be determined according to the road condition. . For example, if the road is wide and the vehicle speed is large, the separation distance may be large. On the other hand, if the vehicle speed is small, the separation distance may be short. On the other hand, a plurality of detection lines DL1 and DL2 may be formed in each direction, and detection units 13a and 13b may be installed in each detection line DL1 and DL2. The detection units DL1, DL2 can be any detection sensor known in the art, for example a laser sensor, an ultrasonic sensor or a photo sensor, and can have a vehicle detection function.

As can be seen from FIG. 1, the apparatus according to the present invention utilizes a self-generating system to detect whether a vehicle passes through the detection lines DL1 and DL2 to recognize the fact that a driver is heading for a crosswalk. Ensure safety accidents are prevented. When the vehicle driving the crosswalk passes the detection lines DL1 and DL2, the LED street light 11 is turned on so that the vehicle driver may recognize the presence of the crosswalk and reduce the speed or may have sufficient visibility. If an accident occurs, the monitoring unit 12 is operated to secure an accident site or to obtain information about the vehicle as an image.

In the device 10 according to the present invention, when the vehicle passes through the detection lines DL1 and DL2, the light emitting unit 112 of the street light 11 is turned on. The power required for the operation of the light emitting unit 112 or the related device is determined by charging the power generated by the first power generation module 113 or the second power generation module 114 to the storage battery and again discharging the storage battery. Can be supplied. On the other hand, when the vehicle is detected at night, the light emitting unit 112 may be controlled to be turned on automatically. And the data of the monitoring unit 12 can be stored in the SD memory card, for example, and the data can be controlled to be stored only when necessary. After the accident, the new SD memory can be replaced and the SD memory can be recalled.

Hereinafter, the operation structure of the lighting device according to the present invention will be described.

Figure 2 illustrates the operation structure of the LED lighting apparatus according to an embodiment of the present invention.

2, the lighting device 20 may include a control module 21 for controlling overall operation. The control module 21 may control a power generation situation of the first power generation module 23a such as the solar cell module and the second power generation module 23b such as the wind power generation module. For example, in the case of night, the solar cell module 23a may be shut down and mainly controlled by the wind power generation module 23b to generate power. The generated power may be stored in the storage battery 24. The battery 24 may be composed of a plurality of cells, and the charge and discharge of each cell may be controlled. As such, the battery management module 22 may be installed to control the first and second power generation modules 23a and 23b and the storage battery 24. The battery management module 22 may include the first power generation module 23a and the second power supply. By controlling the operation of the power generation module 23b, it is possible to control the charging situation of a plurality of cells arranged in the storage battery 24. In addition, the control module 21 of the battery management module 22 may transmit information on the power generation state and the battery state. The battery management module 22 may have a management database for managing charge and discharge of each cell of the first power generation module 23a and 23b and the storage battery 24. The management database may have data such as, for example, operating conditions of the first and second power generation modules 23a, 23b and charging and discharging conditions of each cell of the storage battery 24.

The control module 21 may control the operation of the street light 11 according to the information transmitted from the detection unit 26a and the monitoring unit 26b. When the vehicle detection signal is transmitted from the detection unit 26a, the control module 21 transmits it to the lighting control unit 25. The lighting control unit 25 detects the state of the storage battery 24 and turns on the street lamp 11 using the cell determined to be in the discharge state by the control of the battery management module 22. When the control module 21 receives the detection signal that the vehicle has passed by the detection unit 26a, the lighting control unit 25 turns off the street light 11. The lighting control unit 25 may be integrally formed with the control module 21 and may be directly connected to the battery management module 22. The lighting and turning off of the street light 11 is determined by the vehicle detection signal of the detection unit 26a. As described above, a plurality of detection units 26a may be installed on both sides of the crosswalk. If the vehicle is detected on one side of the pedestrian crossing, the street lamp 11 is turned on and if the vehicle is detected by the other detection unit 26a after a few seconds or several tens of seconds have elapsed, the street lamp should be turned off. The vehicle can pass on both sides, and thus a vehicle traveling on both sides can be detected by each detection unit 26a. In this case, it is necessary to determine how to turn on and off the streetlight 11. At least one detection unit 26a, which is installed on different sides of the crosswalk, is synchronized and can detect the vehicle speed, for example. In addition, the time to be detected in the other detection unit 26a may be determined in advance according to the vehicle speed, and thus the lighting and turning off of the street light 11 may be determined. When a plurality of vehicles are detected at the same time, detection information for each vehicle may be transmitted to the control module 21, and accordingly, the lighting control unit 25 may control the operation of the street light 11 according to a predetermined method. have. In this way, the lighting control unit 25 may have lighting management data. The lighting management data 25 may have data regarding the condition of blinking the street light 11 according to the information transmitted by the detection unit 26a. In addition, the lighting control unit 25 may have data according to lighting conditions of the street lamp 11 according to weather or illumination. In addition, the lighting control unit 25 may have data on illuminance conditions of the street lamp 11 according to the situation of the storage battery 24. As such, the lighting control unit 25 may include various data related to the operating conditions of the street lamp 11 and is not limited to the embodiments shown.

The monitoring unit 26b may transmit the image information of the crosswalk to the control module 21. For example, if a person is traveling in a crosswalk, image information about the same may be transmitted to the control module 21. The control module 21 may convert the street lamp 11 in a blinking manner according to the transmitted image information or generate various types of warning signals that may be transmitted to the driver. On the other hand, the monitoring unit 26b may transmit the image information about the accident situation to the control module 21, and the control module 21 may store it in the memory 215. As described above, the memory 215 may be a replaceable memory, for example an SD memory card.

Various operating structures can be applied to the device according to the invention and the invention is not limited to the embodiments presented.

The device according to the invention can be operated in conjunction with a traffic light.

Figure 3 shows another embodiment of the LED lighting apparatus according to an embodiment of the present invention.

Referring to FIG. The control module 21 may be connected to the traffic light SL and specifically connected to obtain operation information of the traffic light SL. As described above, the street light 11 may be activated when a vehicle is detected by the detection unit 26a, and on the other hand, the street light 11 may be activated when a walking signal is detected at the traffic light SL. The control module 21 may include, for example, a monitoring sensor unit 211 and a street light control unit 212. On the other hand, the monitoring unit 26b may be like a closed circuit camera and the control module 21 may include an image reading unit for reading an image transmitted from the monitoring unit 26b. For example, the image reading unit may generate a danger signal when a signal of the traffic light SL is read out of a person from an image transmitted to the monitoring unit 26b from a signal where human traffic is not allowed.

As such, the device according to the invention can be connected to the operation of the traffic light SL in various ways.

LED lighting device according to the present invention has the advantage that it is not necessary to install a separate transmission line due to self-generation by wind or solar cells. In addition, the power usage is controlled by turning on only when a person or a vehicle passes, and thus, the power usage can be reduced. In addition, the LED lighting apparatus according to the present invention has the advantage that it is possible to ensure the image related to the accident occurring during the passage process. In addition, the device according to the present invention has an advantage of being installed in an isolated area or a rare area as necessary to prevent the occurrence of a safety accident.

Although the present invention has been described in detail with reference to the presented embodiments, those skilled in the art may make various modifications and modifications without departing from the spirit of the present invention with reference to the presented embodiments. . The invention is not limited by the invention as such variations and modifications but only by the claims appended hereto.

10: gear 11: street light
12: monitoring unit 13a, 13b: detection unit
20: lighting device 21: control module
22: battery management module 23a: first power generation module
23b: second power generation module 24: storage battery
25: lighting control unit 26a: detection unit
26b: supervision unit
111: post 112: light emitting unit
113: first power generation module 114: second power generation module
211: supervisory sensor unit 212: street light control unit
215: memory
CW: Crosswalk DL1, DL2: Detection Line
R: Road SL: Traffic Light

Claims (1)

In the pedestrian crossing safety LED lighting device,
A control module for controlling the power generation module installed in the street light;
A plurality of detection units installed on detection lines formed at positions separated by a predetermined distance to both sides of the crosswalk (CW) to detect a passing vehicle;
A monitoring unit for monitoring a situation of the crosswalk (CW); And
And a lighting control unit for controlling lighting of the street lamp according to the signal transmitted from the detection unit.
The control module may operate a street light to generate a warning signal that may be transmitted to a driver of the vehicle, and may generate a danger signal by reading an image transmitted from the monitoring unit;
The plurality of detection units are synchronized to detect the vehicle speed and to determine a time to be detected by another detection unit according to the detected vehicle speed so that the lighting control unit turns on and off the street lamp according to a predetermined method. Determine; And the lighting control unit has lighting management data for determining the lighting conditions of the street lamp according to the weather or illuminance,
The power generation module includes a wind power generation unit or a solar cell module, a storage battery and a battery management module composed of a plurality of cells, and the battery management module has a management database for charging and managing the plurality of cells. Safety LED lighting device.

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