The present invention relates to an automatic door opening/closing apparatus for a storage box on a truck, which is able to automatically open/close a door panel by being arranged on a lower end surface on a rear corner of the storage box. The automatic door opening/closing apparatus for a storage box on a truck comprises: a starting unit including a box-shaped housing fixed on a lower end surface of a rear corner of the storage box on the truck, a cylinder arranged near the housing and having a rod entering/exiting the housing, and a rack gear arranged on the rod; a mediation unit including a driving gear which is arranged in the housing, connected to a lower end of a door shaft of the storage box, and connected to the rack gear; a reinforcing unit including a longitudinal supporter which has both upper and lower ends fixed on a wall of the housing, and supports a rear surface of the rack gear; and a control unit controlling the operation of the cylinder. Therefore, user convenience can be improved.

    본 발명은 적재함 후방 모서리 하단면에 구비된 상태에서 도어판을 자동으로 개폐할 수 있는 탑차 적재함용 도어 자동개폐장치에 관한 것으로서, 탑차의 적재함 후방 모서리 하단면에 고정되는 박스 형상의 하우징, 상기 하우징에 인접 배치되며 로드가 하우징 내부를 출입하는 실린더, 및 상기 로드에 구비되는 랙기어로 이루어지는 기동부; 상기 하우징 내부에 구비되고 상기 적재함의 도어축 하단에 연결되는 구동기어를 포함하며, 상기 구동기어는 상기 랙기어와 연결되는 중개부;상하 양단이 상기 하우징의 벽체에 고정되는 세로지지대를 포함하며, 상기 세로지지대는 상기 랙기어의 배면을 지지하는 보강부; 및 상기 실린더의 작동을 조절하는 제어부;로 이루어지는 것을 특징으로 한다.


    Access

    Download


    Export, share and cite



    Title :

    Automatic switchgear for box truck rear door


    Additional title:

    탑차 적재함용 도어 자동개폐장치


    Contributors:

    Publication date :

    2023-10-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    E05F DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION , Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / E05B LOCKS , Schlösser



    Rear wing door and lower door automatic up and down switchgear of the truck

    KO JI YOUNG / MOON KYUNG CHAN | European Patent Office | 2021

    Free access

    Lightweight truck sealing rear door

    WANG XINPING / CAO LYULIANG / LING HONGQIU et al. | European Patent Office | 2023

    Free access

    DUMP TRUCK REAR DOOR AUTOMATIC OPENING AND CLOSING DEVICE

    CHOI CHEON HYEOK | European Patent Office | 2023

    Free access


    Rear door assembly of dump truck

    HE YONGJUN / HE JIASHENG / HE JIAXIAN et al. | European Patent Office | 2015

    Free access