Pipe connections structure

The utility model relates to a pipe connections technical field especially relates to a pipe connections structure, and it includes at least one link, is provided with the tube end who is used for the socket joint pipe fitting in the link, tube end's inboard is fixed with sealed rubber ring, and when connecting, sealed rubber ring is supported in the inner of pipe fitting, annular step has been seted up in tube end's the outside, and annular step is provided with the snap ring that is used for blocking the pipe fitting, the outside of snap ring is provided with the apron, the apron, and a plurality of screw hole has all been seted up to tube end's periphery for when connecting, the apron is locked through a plurality of lock screw, makes the fixed snap ring of apron compare with prior art's pipe connections structure, the utility model discloses when the installation, as long as insert the pipe fitting, the snap ring is gone into to the card again, then the locking apron, has connected the pipe fitting promptly, and the installation is simple, and is swift convenient