Add static pressure steel -pipe pile of ear layer board

The utility model provides an add static pressure steel -pipe pile of ear layer board follows the horizontal plane direction at the lateral surface of stake pipe to be equipped with the ear layer board, is equipped with the side opening that runs through the wall thickness on the stake pipe of ear layer board top, relies on the pressure of jack, manages the underground of impressing in proper order with the multisection stake, is pressing a stake in -process, and the ear layer board will make stake week formation soil box hole, after the stake pipe pressure stake of all festival sections targets in place, during to intraductal injection pea gravel concreten, vibrate or pressurize through the application of force, partial microlith concrete grout flows and solidifies in the soil box space around the pipe wall through the side opening, has both stabilized the pile body, has enlarged effective footpath again to the bearing capacity who makes the static pressure steel -pipe pile obtains further improvement. 本实用新型