The invention discloses a combined type arm support and a crane. The combined type arm support has a first tonnage hoisting mode and a second tonnage hoisting mode and comprises a plurality of single arm support main bodies and a plurality of bottom connectors, wherein the bottom connectors are used for connecting the multiple single arm support main bodies to a crane body; each bottom connector comprises a first side connecting part, a second side connecting part and a first core body, wherein the first core body is used for being connected to the crane body; in the first tonnage hoisting mode, the multiple single arm support main bodies form one or more arm support groups, each arm support group comprises one bottom connector and two single arm support main bodies, the first core body of the corresponding bottom connector is fixedly connected to the corresponding first side connecting part and the corresponding second side connecting part, the corresponding first side connecting part is fixedly connected to the first end of one of the corresponding two single arm support main bodies, and the corresponding second side connecting part is fixedly connected to the first end of the other one of the corresponding two single arm support main bodies; and when the first tonnage hoisting mode is switched to the second tonnage hoisting mode, the first side connecting part and the second side connecting piece of the corresponding bottom connector are separated from the corresponding single arm support main bodies and the corresponding first core body, one of the two single arm support main bodies of each arm support group is detached, and the corresponding first core body is fixedly connected to the first end of the corresponding remaining single-arm frame main body.

    本发明公开一种组合式臂架和起重机,组合式臂架具有第一吨位吊重模式和第二吨位吊重模式,包括多个单臂架主体、用于将多个单臂架主体连接至起重机的本体上的多个底连接头,底连接头包括第一侧连接件、第二侧连接件和用于和起重机的本体连接的第一芯体;在第一吨位吊重模式,多个单臂架主体形成一个以上的臂架组,臂架组包括一个底连接头和两个单臂架主体,底连接头的第一芯体分别与第一侧连接件和第二侧连接件固定连接,第一侧连接件与两个单臂架主体的其中一个的第一端固定连接,第二侧连接件与两个单臂架主体其中的另一个的第一端固定连接;在第一吨位吊重模式切换至第二吨位吊重模式时,底连接头的第一侧连接件和第二侧连接件与单臂架主体和第一芯体均分离,臂架组的两个单臂架主体中的一个被拆除,第一芯体与剩余的单臂架主体的第一端固定连接。


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    Titel :

    Combined type arm support and crane


    Weitere Titelangaben:

    组合式臂架和起重机


    Beteiligte:
    ZHU FAHAO (Autor:in) / ZHAO JIANGPING (Autor:in) / ZHOU YULONG (Autor:in)

    Erscheinungsdatum :

    2021-08-13


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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