Prefabricated steel-wood composite joint

A prefabricated steel-wood composite joint, comprising;

• a plurality of square pipe columns, a plurality of steel-wood composite beams, and a beam-column connecting assembly configured for connecting the square pipe columns and the steel-wood composite beams, wherein:
• each square pipe column comprises a plurality of connecting corner columns and a plurality of connecting side plates, wherein the connecting corner columns are steel columns, the connecting side plates are wood plates, and the square pipe column is of a hollow pipe column structure formed by splicing the connecting corner columns and the connecting side plates;
• each steel-wood composite beam comprises a top flange, a bottom flange and a plurality of wood webs configured for connecting the top flange and the bottom flange, wherein the top flange and the bottom flange are arranged in parallel and are both steel structures comprising a plurality of flange insertion slots formed in inner sides, flange insertion heads matched with the flange insertion slots are formed m top and bottom sides of the wood webs, the wood webs are arranged between the top flange and the bottom flange and are perpendicular to the top flange and the bottom flange, and each wood web has an end flush with side faces of the top and bottom flanges and an end recessed in the top and bottom flanges and provided with a stepped connecting head;
• and
• the beam-column connecting assembly is a central column connecting assembly or a corner column connecting assembly, the beam-column connecting assembly is configured for connecting the square pipe columns and the steel-wood composite beams, and comprises a square solid timber piling matched with the square pipe columns in inner diameter, a plurality of square wood beams are arranged on side faces of the square solid timber piling, a plurality of connecting slots matched with the connecting heads are formed in ends of the square wood beams, and the square pipe columns and the steel-wood composite beams are connected through the square solid timber piling and the square wood beams,
• wherein a cross section of each connecting corner column is of an arc structure, a plurality of dovetail insertion grooves are formed in edges of two sides of each connecting corner column, a plurality of dovetail insertion heads matched with the dovetail insertion grooves are correspondingly arranged on side edges of the connecting side plates, and the dovetail insertion heads are inserted into the dovetail insertion grooves integrally connecting the connecting corner columns and the connecting side plates.