Rotary -type switching mouth weak soil of tubular device that fetches earth

The utility model discloses a rotary -type switching mouth weak soil of tubular device that fetches earth, including tub body that fetches earth, drill bit and the brill tail that has the cavity inner chamber, tub body that fetches earth comprises the hollow the same soil box of getting of a plurality of, it comprises go up and down joint and rotating turret to bore the tail, the drill bit is connected and to be got soil box, gets the soil box that gets that soil box is the same with a plurality of and links to each other, and the soil box that gets topmost links to each other with going up and down to connect again, and go up and down to connect the middle part and connect and change movable support, the utility model discloses the device is nimble, can gain the soil body of the accurate degree of depth, and easy operation has the swift characteristics that fetch earth. 本实用新型公开了种管式旋转型开闭口软土取土装置，包括具有中空内腔的取土管本体、钻头及钻尾，所述取土管本体由若干个中空的相同取土箱组成，所述钻尾由升降接头和转动架组成；钻头连接取土箱，取土箱与若干个相同的取土箱相连，最上面的取土箱再与升降接头相连，升降接头中部连接转动支架，本实用新