Pre -buried formula trampoline

The utility model discloses a pre -buried formula trampoline aims at providing a convenient to use's pre -buried formula trampoline. It includes the frame, a plurality of setting in the inboard go -between of frame, and the periphery is through the stay cord and correspond the elasticity cloth that the go -between is connected, wraps up the lag of frame upper end and lateral wall to and the polylith sets up in the rubber gasket of frame lower extreme, the frame includes the crossbeam of both sides and the longeron at both ends, the inboard of crossbeam is provided with the guide slot, the tip setting and the guide slot complex guide block of longeron, lie in the regional equidistance of guide slot on the crossbeam and set up a plurality of counter sinks, and set up fixed longeron upper guiding block 's countersunk screw in the counter sink on the crossbeam. The utility model discloses can extensively be used for school, family, recreation ground and other national physical training occasions to use. 本实用新型公开了种