Drilling equipmentkey featureslarge bearing capacity, safe and reliablestrong adaptability, easy installation and maintenance, long service lifesmall size, high speed, to ensure rapid and uniform transportthe cleaning device installed on output terminal, making the machine low in noise, strong in adaptation , and the position of the inlet and outlet is arranged flexiblysealing good, the shell is made of seamless steel pipe, the end adopts flange connected with each other into a whole, while with good rigidity.