The invention provides a floor derrick, and particularly relates to the field of mechanical devices, the floor derrick comprises derrick single bodies, each derrick single body is defined by a plurality of supporting rods, a plurality of reinforcing ribs are arranged on the side face of each derrick single body, and the derrick single bodies are connected through connecting pieces; each connecting piece comprises a flange face, stabilizing shafts are arranged on the upper side and the lower side of the flange face, shaft holes matched with the stabilizing shafts are formed in the end faces of the holding pole single bodies, and the holding pole single bodies are connected in the mode that bolts penetrate through the flange face; and damping devices for preventing shock are arranged at the tops of the holding pole single bodies. The shockproof performance and the connection firmness of the floor derrick can be improved, and the safety of construction operation is improved.
本发明提供一种落地抱杆,具体涉及机械装置领域,包括抱杆单体,抱杆单体由若干支撑杆围合而成,且抱杆单体侧面设有若干加强筋,抱杆单体之间通过连接件连接;连接件包括法兰面,法兰面的上下两侧设有稳定轴,抱杆单体端面设有与稳定轴相匹配的轴孔,抱杆单体通过螺栓贯穿法兰面连接;且抱杆单体顶部设有用于防震的阻尼装置。本发明可提高落地抱杆防震性和连接牢靠性,提高施工作业的安全性。
Floor derrick
一种落地抱杆
2021-10-15
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES / F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES , Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile / F16F SPRINGS , Federn |
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