JOINT CONNECTION OF TUBULAR RODS OF SPATIAL FRAME Russian patent published in 2019 - IPC E04B1/58 

FIELD: construction.

SUBSTANCE: invention relates to the field of construction, namely to the joint connection of the tubular rods of the spatial frame. Joint element includes a cylinder, two outer and one middle discs, tubular rods with three plates with grooves on each rod. Plates and rods are provided with holes for attaching to each other with a bolt. Middle disk located in the middle of the cylinder is attached to it perpendicular to the axis of the cylinder by welding. Reinforcements beams are welded to the middle disk and cylinder along the radial directions. Plates are put on the wall of the cylinder with grooves, two from one end of the cylinder, one from the other, and the back side is inserted into the tubular rod. Plates and the rod are tightened with a bolt inserted into the holes in the rod and the plates. External discs are inserted into the cylinder one at each end of the cylinder and tightened with a bolt through the holes in the centers of the middle and external discs.

EFFECT: technical result of the invention is to provide the bearing capacity and stability of the joint.

1 cl, 4 dwg