YKZJ-200Application:1,Website: , the drilling rig is suitable for water well drilling, prospecting, geophysical exploration, roads and buildings and other exploration and blast hole drilling projects.2, It can be chosen according to different alloy drill bit and PDC drill bits and so on.3, It can drill 2-9 grade sandy clay and rock etc.Main feature:1, It has hydraulic automatic feed mechanism structure, improves drilling efficiency, reduces labor intensity.2, It adapts the ball chunk mechanism instead of the card holder ,it can implement non-stop down the lever, easy to operate, safe and reliable.3, Winch contains cage, forms a duplex structure supporting the star wheel, it can withstand strong impact.4, Four groups of vertical box bearing retainer to ensure that the rotation has sufficient rigidity to deal with complicated geological conditions gravel layer, gravel layer, etc.5, This machine adopts taper clutch national patent technology, it has transmission torque, easy operation, maintenance of the salient features.Technical parametersMax drill depth200mHole diameterφ75-φ300mmEnd Hole diameter75mmKelly diameter53/59*4200mmDrill rod diameterφ50、φ60mmDrill hole angle90°～75°Power(Diesel engine)15/2200kW/r/minWeight of structure /size1150kg/2700*950*1770SpindleSpindle speed64、128、287、557r/minSpindle stroke450mmWinchMax lifting capacity24kNSingle line lifting speed0.12、0.22、0.49、0.95m/sRoll dia             φ140mmWirerope dia.φ13mmWinch roll capacity35mDrill towerRated load5tUseful Height6mTower leg dimensionφ89mmMud pumpItemBW145Flow145L/minMax press2Mpastroke93T/minInlet tube dia.φ51mm*4.5mOutlet tube dia.φ32mm*6m