Combined type inner jacking tower crane standard knot structure and tower crane main body

The utility model relates to the technical field of tower cranes, and provides a composite internal jacking tower crane standard knot structure and a tower crane main body, the standard knot structure comprises a plurality of main chord member assemblies and a plurality of diagonal web member assemblies, the bottom of each main chord member assembly is a double-layer angle steel part composed of an outer main chord member and an inner main chord member, the top of each main chord member assembly is an insertion part, and the diagonal web member assemblies are connected with the insertion parts. The inserting part comprises two pairs of outer supporting plates, inner supporting plates and reinforcing plates, and each pair of outer supporting plates, inner supporting plates and reinforcing plates form an outer inserting groove and an inner inserting groove which are matched with the outer main chord member and the inner main chord member. During connection, the double-layer angle steel part composed of the oute