Sleeve installation assembly

The utility model discloses a casing pipe installation assembly which comprises a casing pipe, a front end cover and a rear end cover. The stopping part is arranged on the outer side of the rear end opening of the casing pipe and used for applying force to the casing pipe; the first end of the drill rod extends into the casing pipe from the front port of the casing pipe and is connected to the stopping component, and the second end of the drill rod is connected to traction equipment; wherein the stop part is pulled through the drill rod to drive the casing pipe to penetrate through the pre-reaming hole. The casing pipe can be pulled by arranging the stopping component, and noise and vibration generated in the construction process can be avoided by enabling the casing pipe to penetrate through the pre-reaming hole in a pulling mode. 本实用新型公开了一种套管安装组件，包括：套管，其具有前端口和后端口；止挡部件，其设置于所述套管的后端口的外侧以用于对所述套管施力；钻杆，其第一端自所述套管的前端口伸入并连接至所述止挡部件，所述钻杆的第二端连接至牵引设备；其中：通过所述钻杆拉拽所述止挡部件以带动所述套管穿越预扩孔。通过设置止挡部件而能够对套管进行拉拽，采用拉拽的方式使套管穿越预扩孔能够避免在施