Dive hole rig is impact Rotary type rig, its advantages is: to minimum of power, minimum of cost meet drought irrigation water of need, is currently most advanced, and fast of mechanized drilling equipment one of, has success sold domestic outside, and won has general user of praise. its internal structure and General drill different, its distribution gas and piston reciprocating institutions is independent of, that impact device. its front-end directly joins bit, Join the drill pipe at the back end. this product (LQ-200 crawler drilling machine) maximum hole depth 1000m-2000m, drilling diameter maximum 235mm 2000mm-3000mm drill pipe length, power stroke 2800mm-3700mm, drill diameter 89mm, lifting capacity 15T, Rotary torque 5500NM, carrying mode: hydraulic crawler, walking speed: 2500km/h, climbing capacity is 25 °, size 2600mm* 1300mm*2050mm and weight 4600kg.