Colliery is clear shovel of pnematic stiff mud in pit

The utility model discloses a colliery is clear shovel of pnematic stiff mud in pit, including pneumatic pick, pneumatic pick drill rod, biography power support, shovel piece, wherein, the pneumatic pick lower extreme cup joints pneumatic pick drill rod, pneumatic pick drill rod and biography power support fixed connection, biography power support and shovel piece fixed connection, be provided with the through -hole about shovel piece's lower part respectively to through through -hole through connection wire rope. Concave, upper and lower both ends parallel and level was circular -arc in the middle of shovel piece was, and shovel piece's thickness begins attenuation gradually from the one end with passing the power leg joint. The utility model discloses utilize the arc shovel piece of arcmovement design to and passing the effect that the power support evenly passed power, the pnematic clear stiff mud that digs of helping hand of uniting of manpower carries out. The utility model discloses simple structure, th