WO2015023090A1 - Panneau de signalisation - Google Patents

Panneau de signalisation Download PDF

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Publication number
WO2015023090A1
WO2015023090A1 PCT/KR2014/007417 KR2014007417W WO2015023090A1 WO 2015023090 A1 WO2015023090 A1 WO 2015023090A1 KR 2014007417 W KR2014007417 W KR 2014007417W WO 2015023090 A1 WO2015023090 A1 WO 2015023090A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide plate
light guide
control unit
light
led array
Prior art date
Application number
PCT/KR2014/007417
Other languages
English (en)
Korean (ko)
Inventor
김덕수
Original Assignee
Kim Duk Soo
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kim Duk Soo filed Critical Kim Duk Soo
Publication of WO2015023090A1 publication Critical patent/WO2015023090A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/608—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings for guiding, warning or controlling traffic, e.g. delineator posts or milestones
    • E01F9/61—Special features of delineator posts, e.g. with parts cantilevered toward the roadway or fixed vertically on a tilted surface
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/688—Free-standing bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0464—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0471—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting the proximity, the presence or the movement of an object or a person
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/508—Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/87—Organic material, e.g. filled polymer composites; Thermo-conductive additives or coatings therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to a traffic sign, and more particularly, to a traffic sign using the LED and at the same time a lamp unit is installed at the bottom and a traffic sign for photographing the situation of the road through the camera unit.
  • road traffic signs installed on the road display a variety of visual information required for the safe movement of vehicles and pedestrians, such as regulatory signs that limit the available vehicles or human traffic, the way and direction of the road, There are many different types of signs used, including signs indicating how to use the road, directions, and warning signs that tell you the conditions of the road.
  • Conventional road traffic signs are mainly installed on horizontal posts or supporters horizontally installed at a predetermined height above the road.
  • the conventional road traffic signs have a structure in which predetermined display contents such as figures or letters are designed on a metal plate. Therefore, it is relatively easy to identify the contents of the cover in the bright daytime, but it is difficult to identify the contents of the sign in the dark, such as at night, and it is difficult to know that the sign is installed at a long distance, and thus it did not function properly as a sign.
  • a separate lighting device for illuminating road traffic signs was installed at night, but this is a method of recognizing the contents of the sign through the reflected light of the light that illuminates the entire surface of the sign.
  • the recognition of the sign itself increases, but the content identification decreases due to the reflected light.
  • the conventional traffic sign has a problem that the power consumption, as well as the heat dissipation is low due to the use of a plurality of LEDs shorten the life of the temperature-sensitive LED.
  • the present invention is configured to emit traffic signs using the LED to prevent drivers and pedestrians in advance, and at the same time to install a lamp unit in the lower part to secure the visibility of the driver and pedestrians, and to photograph the situation of the road through the camera unit It is intended to provide traffic signs that make it easy to identify the accident.
  • the traffic sign of the present invention for achieving the above object is made of a metal material is formed in the fixing groove is inserted into the light guide plate is fixed to the inner side, the frame is covered with a cover and inserted into the fixing groove of the frame, Insert grooves for inserting the LED array is formed on the outer side of one side, guide grooves are formed along the outer side, the light guide plate is formed of a transparent material bonded to the reflective sheet on one side, and bonded to the other side of the light guide plate.
  • the LED array of the light guide plate diffuses the light to diffuse the light evenly on the front surface of the light guide plate, and a portion of the light guide plate is inserted into the insertion groove of the light guide plate, the LED array is in close contact, the heat of the LED array to radiate heat
  • the frame is formed with an adjustment portion to enable a width adjustment at the bottom, protrudingly formed inwardly of the fixing groove so that the heat transmitted from the heat sink coupled to one side of the light guide plate can be radiated,
  • a protrusion may be formed along an outer surface of the light guide plate to be inserted into the guide groove of the light guide plate.
  • the diffuser may include a diffuser formed in a plate shape and bonded to the light guide plate, and a part of the light diffused on the light guide plate to reflect a portion of the light that is bonded to the outside of the diffuser to the other side of the light guide plate and has a pattern formed on the outside thereof. Can be.
  • the lamp unit is coupled to the lower end of the frame by the hinge so that the angle can be adjusted in the front and rear direction, coupled to the lower end of the main body to emit light through an external power source, and is connected to the control unit is operated through a control signal of the control unit It may include an LED lamp, a camera unit installed in the center of the main body to shoot and store the front, and a heat dissipating body in close contact with the upper side of the LED lamp to dissipate heat generated from the LED lamp.
  • the camera unit may separately record and store each moment through a control signal such as a signal lamp or a current of an applied power source, and may be connected to the controller so that the stored image may be externally checked through a control signal of the controller.
  • a control signal such as a signal lamp or a current of an applied power source
  • the LED lamp may illuminate the rear side of the road by irradiating light in the form of a right triangle on the side toward the lower side.
  • the heat sink is polycarbonate (PC), liquid crystal polystyrene (LCP), pepopolyphenylene sulfide (PPS), polybutyrene terephthalate (PBT), polycarbonate / acrylonitrile butadiene styrene (PC / ABS) , Polyethylene (PE), polypropylene (PP), syndiotactic polystyrene (SPS) and stanyl thermal conductive (stanyl TC) may be made of any one material.
  • PC polycarbonate
  • LCP liquid crystal polystyrene
  • PPS pepopolyphenylene sulfide
  • PBT polybutyrene terephthalate
  • PC / ABS polycarbonate / acrylonitrile butadiene styrene
  • PE polyethylene
  • PP polypropylene
  • SPS syndiotactic polystyrene
  • stanyl thermal conductive stanyl TC
  • the control unit includes an illuminance sensor that detects an external illuminance and transmits it to the control unit, a communication unit connected to the control unit to communicate with an external terminal through wired / wireless communication, and an LED array connected to the control unit and controlled through a control signal. It may include an LED lamp and a camera unit.
  • the control unit is connected to the motion sensor can detect the movement of the outside of the road and the road to transmit to the controller.
  • the present invention may inform the driver that the pedestrian is crossing the road through a signage driven by the LED, and may check the pedestrian on the road through a lamp unit coupled to the lower portion, By storing the image according to each signal of the traffic light through the camera unit there is an advantage that can easily check the traffic light according to the accident time.
  • FIG. 1 is a perspective view showing the overall configuration of a traffic sign according to an embodiment of the present invention.
  • Figure 2 is an exploded view showing the construction of the lamp portion of the traffic sign according to the present invention.
  • FIG. 3 is an exploded view showing a frame and a light guide plate of a traffic sign according to the present invention.
  • FIG. 4 is a cross-sectional view and an enlarged view of a traffic sign according to the present invention.
  • FIG. 5 is a control block diagram of a traffic sign according to the present invention.
  • FIG 1 and 2 are views showing a traffic sign according to an embodiment of the present invention
  • the frame 10 and the fixing groove 11 is formed so that the light guide plate 20 is inserted therein, the fixing groove of the frame 10 Heat radiation from the light guide plate 20 inserted into the light guide plate, the diffusion unit 30 bonded to the front surface of the light guide plate 20 so that light is evenly spread, and the LED array 21 inserted into the light guide plate 20.
  • the heat sink 23, the control unit 50 for operating the LED array 21, and the lamp unit 40 is coupled to the bottom of the frame 10 to irradiate the light to the lower side and photograph the front with the camera unit 42 It includes.
  • the frame 10 is formed in an arbitrary sign shape, and a plurality of cutout grooves are formed in the bent portion so that the width can be adjusted, and the interruption of the lower portion is cut to adjust the portion ( 12) to make the width adjustable and fixed.
  • the adjusting part 12 may be formed inside the frame 10 and may be formed of a bolt and a nut, or may be formed in a clamp shape.
  • the fixing groove 11 formed inside the frame 10 is formed by projecting the wall of the fixing groove 11 toward the center so that the light guide plate 20 can be inserted to contact both sides of the light guide plate 20.
  • the side wall surface is elongated to the center side so that heat generated from the LED array 21 inserted into the light guide plate 20 can be transferred to the frame 10.
  • the protrusion 14 is formed along the shape of the frame 10 in the center of the fixing groove 11 to be inserted into the guide groove 24 formed on the outer surface of the light guide plate 20 so that the light guide plate 20 is formed. It does not flow, and the snow and rain that can be introduced from the outside to be discharged downward along the guide groove (24).
  • the light guide plate 20 coupled to the fixing groove 11 of the frame 10 is formed of a transparent material and formed along the shape of the frame 10, and an insertion groove 15 is formed along one outside of one side of the frame 10.
  • the LED array 21 is inserted into and fixed to the center of the light guide plate 20 in the insertion groove 15.
  • the rear surface of the LED array 21 inserted into the insertion groove 15 is in contact with the ' ⁇ ' shape of the heat sink 23 is in contact with the heat radiating heat generated when the LED array 21 is operated.
  • one surface of the heat sink 23 is in contact with the wall surface of the center of the fixing groove 11 of the frame 10 to transfer the heat of the heat sink 23 to the frame 10 so that heat can be quickly released.
  • the heat sink 23 is also formed in the 'F' shape so that the upper side is in contact with the frame 10 to further enhance the heat dissipation efficiency.
  • the LED array 21 may use a single color or multi-color LED.
  • the diffusion part 30 is attached to the other side of the light guide plate 20 to fix the light guide plate 20 together with the light guide plate 20.
  • the reflective sheet 22 is coupled to one side of the light guide plate 20 so that the light of the LED array 21 is not irradiated to one side of the light guide plate 20.
  • the diffusion part 30 reflects a part of the light irradiated from the LED array 21 of the light guide plate 20 back to the light guide plate 20 so that the light is uniformly radiated from the entire light guide plate 20 to the outside.
  • the diffusion part 30 is composed of a diffuser 32 to allow the light of the LED array 21 to diffuse and a pattern formed on the front surface and a reflector 31 reflecting part of the light back to the light guide plate 20. do.
  • the cover 13 covers and seals one side of the frame 10
  • the control unit 50 is fixed to a part of the cover 13, and the control unit 50 is closed.
  • the LED array 21 is connected to control the operation of the LED array 21 through the control signal of the controller 50.
  • control unit 50 is connected to an illuminance sensor 52 for detecting an external illuminance and a communication unit 51 for communicating with an external terminal through wired or wireless communication with the control unit 50, and the control unit ( The LED array 21, the LED lamp 41, and the camera unit 42, which are controlled through the control signal of 50, are connected.
  • the controller 50 is connected to an external power source 54 to drive the lower part through the power of the external power source 54.
  • the LED array 21 is automatically operated by the controller 50 through the illuminance detected by the illuminance sensor 52, and when the illuminance exceeds the predetermined illuminance, the control unit automatically At 50, the LED array 21 is stopped.
  • the motion sensor 53 may be further connected to the controller 50.
  • the motion sensor 53 may be connected to the controller 50.
  • the controller 50 detects the LED array. If the 21 is configured in a multi-color to change the color of the LED array 21 to inform the driver that there is a pedestrian to prevent the accident in advance.
  • the lower portion of the frame 10 is connected to the control unit 50, the lamp unit 40 for irradiating light to the lower side is coupled to the frame 10 and the hinge.
  • the lamp unit 40 is coupled to the lower side of the main body coupled to the frame 10 and the hinge, the LED lamp 41 to illuminate a part of the road by irradiating light to the lower side, and is installed in the main body longitudinal interruption to the front
  • the camera unit is photographed and stored, and a heat sink that contacts the rear surface of the LED lamp 41 to dissipate heat generated from the LED lamp 41 is combined.
  • the LED lamp 41 is irradiated in the shape of a right triangle toward the lower side on the side.
  • the reflector may be formed to irradiate light in the form of a right triangle.
  • the camera unit 42 photographs the opposite direction to the irradiation direction of the LED lamp 41, and photographs what happens at the position where the sign is present to be used as evidence.
  • the camera unit 42 detects a conversion of a control signal such as a signal lamp or a current for activating a lamp or a signal lamp, and the like to store the image according to each signal separately through the camera photographing the image and the captured image. When the accident occurs, it is possible to check the exact accident time and signal status.
  • a control signal such as a signal lamp or a current for activating a lamp or a signal lamp, and the like
  • the camera unit 42 checks the image files stored in accordance with the traffic signal to the image data requested by the external terminal through the communication unit 51 is connected to the control unit 50.
  • the heat sink is installed in close contact with the rear of the LED lamp 41 to dissipate heat generated by the operation of the LED lamp 41.
  • the heat sink is polycarbonate (PC), liquid crystal polystyrene (LCP), pepopolyphenylene sulfide (PPS), polybutyrene terephthalate (PBT), polycarbonate / acrylonitrile butadiene styrene (PC / ABS) , Made of any one of polyethylene (PE), polypropylene (PP), syndiotactic polystyrene (SPS), and stanyl thermal conductive (stanyl TC) materials, and a metal plate made of metal on the surface in contact with the LED lamp 41.
  • the insert is coupled through the injection to facilitate the heat transfer of the LED lamp 41 to the heat sink.
  • the driving of the road sign of the present invention configured as described above is as follows.
  • the LED lamp 41 and the LED array of the lamp unit 40 are higher. If the illumination is lower than the set illuminance at night without operating the 21, the control unit 50 operates the LED lamp 41 and the LED array 21.
  • the LED lamp 41 and the LED array 21 may be operated through the illumination is set differently in the control unit 50.
  • the camera unit 42 of the lamp unit 40 is continuously operated to shoot, and connected to the traffic light to store the image of the corresponding time zone through the control signal of each of the traffic lights, respectively, in the folder according to the corresponding signal Collected and stored, you can check exactly what signal occurred when checking the image.
  • the motion sensor 53 connected to the controller 50 detects pedestrians or living creatures crossing the road and changes the light color of the LED array 21 so that the pedestrians or living creatures can cross the road from a distance. .
  • the LED lamp 41 of the lamp unit 40 is irradiated only in the vertical direction so that the driver's light is not disturbed when the driver on the road is driven, and in a diagonal direction to confirm that the pedestrian or life moves to the rear side of the road. I will investigate.
  • the present invention configured as described above may inform the driver that the pedestrian is crossing the road through a signage driven by the LED, it is possible to check the pedestrian on the road through the lamp unit coupled to the lower portion, the camera unit installed in the lamp unit By storing the image according to each signal of the traffic light separately there is an advantage that can easily check the traffic light according to the accident time.
  • Such traffic signs are not limited to the configuration and manner of operation of the embodiments described above.
  • the above embodiments may be configured such that various modifications may be made by selectively combining all or part of the embodiments.
  • control unit 13 cover

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

L'invention concerne un panneau de signalisation routière. Le panneau de signalisation routière est conçu pour émettre de la lumière à l'aide d'une DEL, de façon à prévenir à l'avance un accident entre un conducteur et un piéton, et qui possède une unité lampe installée sur une portion inférieure du panneau, afin de sécuriser le champ visuel du conducteur et du piéton en éclairant la chaussée, ainsi qu'une unité caméra destinée à recueillir les conditions routières pour permettre une vérification facile des accidents.
PCT/KR2014/007417 2013-08-12 2014-08-11 Panneau de signalisation WO2015023090A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0095185 2013-08-12
KR1020130095185A KR101325477B1 (ko) 2013-08-12 2013-08-12 교통 표지판

Publications (1)

Publication Number Publication Date
WO2015023090A1 true WO2015023090A1 (fr) 2015-02-19

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ID=49856767

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/007417 WO2015023090A1 (fr) 2013-08-12 2014-08-11 Panneau de signalisation

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KR (1) KR101325477B1 (fr)
WO (1) WO2015023090A1 (fr)

Cited By (1)

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CN108281096A (zh) * 2018-03-01 2018-07-13 安徽省东超科技有限公司 一种互动灯箱装置及其控制方法

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KR101559544B1 (ko) * 2014-12-02 2015-10-15 권순철 방범용 ｃｃｔｖ 안전표지판
KR101624553B1 (ko) * 2015-10-07 2016-05-26 (주)디오시스 양면 조명식 도로교통 표시장치
KR101884669B1 (ko) * 2017-01-03 2018-08-31 이재석 엘이디 안내판
KR101783391B1 (ko) * 2017-04-27 2017-09-29 김덕수 조명식 교통안전표지
KR102040008B1 (ko) 2019-05-08 2019-11-04 주식회사 한국신호 기능성 투광부가 설치되는 교통 표지판
KR102283553B1 (ko) 2019-09-20 2021-07-29 주식회사 한국신호 교통 표지판 또는 지주 부착대에 설치되는 기능성 투광부
KR102106380B1 (ko) 2019-09-20 2020-05-04 주식회사 한국신호 다기능 교통 표지판

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KR20110035119A (ko) * 2009-09-29 2011-04-06 김덕수 엘이디 표시부 및 조명부를 구비한 교통표지판
KR20120058026A (ko) * 2010-11-29 2012-06-07 (주) 텔트론 움직임 감지 센서를 이용한 전자식 도로반사경 및 그의 도로 감시방법
KR101077921B1 (ko) * 2011-03-23 2011-10-31 주식회사 에이엘테크 Ｌｅｄ 내부조명식 도로표지판

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CN108281096A (zh) * 2018-03-01 2018-07-13 安徽省东超科技有限公司 一种互动灯箱装置及其控制方法

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