The invention discloses a variable cross-section tower body conversion section structure of a tower crane. The variable cross-section tower body conversion section structure comprises a base, four groups of installation plates are installed on the upper part of the base, the installation plates are fixedly connected with the base through bolts, the installation plates are of rectangular structuresand arranged on the surface of the base, first square columns are arranged on the upper parts of the installation plates, the first square columns and the installation plates are welded and fixed, second square columns are arranged on the upper parts of the first square columns, and connectors are arranged on the connections between the first square columns and the second square columns. According to the variable cross-section tower body conversion section structure, the connectors are arranged on the connections between the first square columns and the second square columns, the connectors are of rectangular structures, the connections between the first square columns and the second square columns are wrapped with the connectors, the side surfaces of the connectors are fixed through fastening bolts, meanwhile clamping blocks are arranged on the connecting surface of two groups of connectors, limiting cushion plates are installed on the surfaces of the clamping blocks, clamping grooves in the limiting cushion plates are embedded with the clamping blocks, and the installation of the connectors is facilitated.
本发明公开了一种塔式起重机变截面塔身转换节结构,包括:基座,所述基座的上部安装有四组安装板且安装板通过螺栓与基座固定连接,所述安装板呈矩形结构在基座表面排列,所述安装板的上部设有第一方柱且第一方柱与安装板之间焊接固定,所述第一方柱上部设有第二方柱且第一方柱和第二方柱的连接处设有连接件。本发明在第一方柱和第二方柱的连接处设置连接件,连接件呈矩形结构并包裹在第一方柱和第二方柱的连接处,且连接件的侧面通过紧固螺栓固定,同时在两组连接件的连接面设置卡接块,在卡接块的表面安装限位垫板,限位垫板内部的卡接槽与卡接块之间相互嵌合,方便连接件的安装。
Variable cross-section tower body conversion section structure of tower crane
一种塔式起重机变截面塔身转换节结构
2020-08-14
Patent
Elektronische Ressource
Chinesisch
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 |
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