Disclosed is a semielectric movable crane. According to an embodiment of the present invention, the semielectric movable crane comprises: a vehicle body with a large number of wheel units supported and driving on the ground surface; a pillar vertically mounted on a rotary driving unit formed on an upper side of the vehicle body; a boom engaged with an upper side of the pillar by a hinge, having a gripping means on an end unit; an elevation/lowering power unit which connects the boom and the pillar, and whose both ends units are respectively engaged with the boom and the pillar by a hinge, and which rotates and elevates/lowers the boom by the operation of a rod which is taken out or introduced; a control unit which controls the elevation/lowering operation of the elevation/lowering power unit; and a power supply unit which supplies power to the elevation/lowering power unit. The rotary driving unit includes: a casing mounted on an upper side of the vehicle body, having an opening unit on an upper side; an upper plate engaged with the opening unit of the casing, in which on an upper surface, a lower end of the pillar is mounted; and an angle fixing unit which includes a disc inserted into the casing, a holder penetrating and engaged with the upper plate by a screw, and having a support end unit formed on a lower end to come in contact with the disc, and a handle engaged with an upper side of the holder. The present invention aims to provide a semielectric movable crane which is able to improve safety.

    반전동 이동식 크레인이 개시된다. 실시예에 따르면, 지면에 지지되어 주행되는 바퀴부가 다수 형성된 차체; 차체의 상부에 형성된 회전구동부에 수직하게 장착되는 지주; 지주의 상부에 힌지 결합되며 단부에 파지수단이 형성된 붐대; 붐대와 지주를 연결하고, 양단부가 붐대와 지주에 각각 힌지 결합되고, 인출 또는 인입되는 로드의 작동에 의해 붐대를 회전시켜 승강작동시키는 승강동력부; 승강동력부의 승강작동을 제어하는 제어부; 승강동력부에 동력을 공급하는 동력공급부;를 포함하고, 회전구동부는 차체의 상부에 장착되며 상부에 개구부가 형성된 케이싱; 케이싱의 개구부에 결합되며 상면에 지주의 하단이 장착되는 상판; 케이싱의 내부에 삽입되는 디스크와, 상기 상판을 관통하여 나사결합되며 하단에 디스크와 접촉되는 지지단부가 형성된 홀더와, 상기 홀더의 상부에 결합되는 핸들로 구성된 각도고정부;를 포함하여 구성된다.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Semi-electric Moveable Crane


    Weitere Titelangaben:

    반전동 이동식 크레인


    Beteiligte:
    BAIK KYUNG TAE (Autor:in) / JEON BYUNG DAI (Autor:in) / PARK JIN HO (Autor:in)

    Erscheinungsdatum :

    2021-05-17


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



    Lift crane with moveable counterweight

    PECH DAVID J / RUCINSKI JOSEPH R | Europäisches Patentamt | 2016

    Freier Zugriff

    Lift crane with moveable counterweight

    PECH DAVID J / RUCINSKI JOSEPH R | Europäisches Patentamt | 2019

    Freier Zugriff

    LIFT CRANE WITH MOVEABLE COUNTERWEIGHT

    PECH DAVID J / RUCINSKI JOSEPH R | Europäisches Patentamt | 2016

    Freier Zugriff

    LIFT CRANE WITH MOVEABLE COUNTERWEIGHT

    PECH DAVID J / RUCINSKI JOSEPH R | Europäisches Patentamt | 2022

    Freier Zugriff

    LIFT CRANE WITH MOVEABLE COUNTERWEIGHT

    PECH DAVID J / RUCINSKI JOSEPH R | Europäisches Patentamt | 2020

    Freier Zugriff