The invention relates to an assembly-type standard knot, which is mainly composed of four standard knot sheets which are mutually connected in order, the standard knot sheet comprises a main rotation rod, an upper diagonal rod, a middle cross bar and a lower diagonal rod are respectively connected to one side of an upper part, a middle part and a bottom part of the main rotation rod, the other end of the upper diagonal rod, the middle cross bar and the lower diagonal rod are simultaneously connected to a connection sheet which is horizontally arranged on the main rotation rod; a fixing sheet cooperated to the connection sheet is welded on a side surface of the main rotation rod which form an angle of 90 degrees with side surface of the upper diagonal rod, the middle cross bar and the lower diagonal rod; the main rotation rod is a square pipe, a cambered joint is arranged at one end, a connection aperture capable of being plugged by the joint is arranged on the other end, a horizontal auxiliary rod is connected at one side of upper part or lower part of the main rotation rod, a connection square sheet is connected to the other end of the horizontal auxiliary rod, and a vertical joint rod is connected between the connection square sheet and the connection sheet. The assembly-type standard knot has the advantages of simple structure, convenient installation and usage, good structural fastness, large intensity, reduced transport cost and convenient dismounting.
Assembly-type standard knot
2015-04-08
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |
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