본 발명은 공기 순환방식에 의한 방열 및 방한 기능을 갖는 엘이디 바닥 신호등에 관한 것으로서, 특히 상부 케이스와; 상기 상부 케이스의 내부에 설치되고, 다수의 LED 소자가 실장되며, 일정거리 이격되게 에어벤트가 설치된 PCB와; 상기 PCB의 에어벤트 사이를 연결하되 PCB 하측 공간을 통해 연결되어, PCB 상측의 고온공기를 PCB 하측으로 유동시킨 후 다시 PCB 상측으로 공급하는 공기순환튜브와; 상기 공기순환튜브와 열을 교환하는 히트싱크와; 상기 상부 케이스와 결합되는 하부 케이스;를 포함하여 구성되어, 뜨거운 PCB 위쪽은 온도를 떨어뜨리고 차가운 PCB 아래쪽은 온도를 높일 수 있어 계절에 따라 방열 및 방한 성능이 부여되어 오작동이 발생되는 것을 방지할 수 있는 효과가 있다.

    The present invention relates to an LED floor traffic light with heat and cold protection by an air circulation method, and more specifically, includes: an upper case; a PCB installed inside the upper case, on which a plurality of LED elements are mounted, and an air vent is installed to be spaced apart by a predetermined distance; an air circulation tube which connects between the air vents of the PCB, is connected through a space below the PCB, flows the high-temperature air from an upper side of the PCB to a lower side of the PCB, and then supplies the high-temperature air to the upper side of the PCB; a heat sink for exchanging heat with the air circulation tube; and a lower case coupled to the upper case, wherein an upper part of the hot PCB can lower temperature and a lower part of the cold PCB can raise the temperature, and according to a season, heat dissipation and cold protection performance are provided to prevent malfunction.


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    Title :

    LED floor traffic light with heat dissipation and cold protection by air circulation method


    Additional title:

    공기 순환방식에 의한 방열 및 방한 기능을 갖는 엘이디 바닥 신호등


    Publication date :

    2022-10-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K,  F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS / F21Y Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend die Form oder die Art der Lichtquellen oder die Farbe des emittierten Lichts , 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



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