Environment and soil investigates geotome

The utility model relates to an environment and soil investigates geotome, including fetching earth the head, fetch earth the head the top center be fixed with spiral shell rasp bar, spiral shell raspbar's lateral wall upper end screw has cup jointed the rotary sleeve, the lateral wall of rotary sleeve is fixed with the twist grip, is close to the side fixed surface of the rotary sleeve of twistgrip below has the snap ring, the side surface of rotary sleeve has the fixed cover of buckle through snap ring activity joint. The utility model discloses a cooperation between spiral shell rasp barand the rotary sleeve, can realize reciprocating of spiral shell rasp bar, the utilization head work of fetching earth of fetching earth, pass through fixed foot rest, cooperation between bracing piece and the diaphragm, can effectually guarantee when the operative installations, the stability that bracing piece and diaphragm are connected, prevent to connect between bracing piece and the diaphragm and appear becoming flexi