1. Characteristics of XYX-200 wheeled hydraulic core drilling rig ·hydraulic cylinder, high efficiency ·wheeled walking mechanism, very convenient for transport and adjusting the drilling rig level. ·pressure gauge display the condition of the bottom of the drill hole. ·the drilling rig is equipped with a ball card holding mechanism instead of chuck, and it can be operated without stopping the rod. ·the working efficiency is high and the operation is convenient, safe and reliable. 2. Technical parameters of XYX-200 wheeled hydraulic core drilling rig XYX-200 wheeled hydraulic core drilling rig Drill hole depth 200m Maximum opening diameter 300mm Final hole diameter 75mm Drill pipe diameter 60mm Borehole inclination 90°-75° Rig weight (without power) 1300kg Trigonometric belt B950*4 B1700*3 Active moving distance 300mm Power Diesel engine/motor 22hp/16.2kw A vertical scroll of painting Shaft rotation speed 64/128/ 287/ 557 r/min Vertical axis stroke 450mm Windlass Maximum lifting weight of single rope 2400kg Single rope lifting speed 0.41/ 0.82/1.64m/s Wire rope diameter 13mm Wire rope capacity 35m Hug floodgate caliber 260mm Hug floodgate belt width 70mm Mud pump Type Horizontal single cylinder double action Maximum displacement Diesel engine 170L/min Matching motor 150L/min Maximum pressure 3Mpa Work pressure 1.5Mpa Inlet pipe caliber 40mm Outlet pipe caliber 30mm Triangle conveyer belt B1728mm Type CBT-F-314 Triangle conveyer belt B1100*1