A pile foundation that is used for connection system of steel -pipe pile and has connection system

The utility model discloses a pile foundation that is used for connection system of steel -pipe pile and has connection system relates to bridge engineering building construction field, and the device includes a plurality of pipe fittings, and the at least one end of pipe fitting is equipped with a flexible pipe, and on the cover of flexible pipe activity located the pipe fitting, flexible pipe passed through threaded connection with the pipe fitting, and two pipe fittings that set up about connection system is equipped with are connected with the enhancement pipe fitting between. The utility model provides an it is the length of pipe fitting that connection system can come to adjust the connection as required, can adapt to the steel -pipe pile of different intervals, have the suitability strong, install quick advantage, connection system is whole prefabricated in advance in the land, because of adopting the whole processing of batch production, make, great improvement the connection be construction quality,