Used in drilling holes for exploring, discharging gas and water in coal lane and coal-rock lane. With reverse rotated action.
Used in drilling holes for exploring, discharging gas and water in coal lane and coal-rock lane.
With reverse rotated action, it can take out the drill rod and bit easily. It is also the ideal equipment instead of electric machine for water an gas discharging under mine.
PARAMETER | ZQSJ-90/2.4A | ||
AIR PRESSURE (MPa) | 0.4 | 0.5 | 0.63 |
RATED TORQUE (N.m) | ≥80 | ≥90 | ≥100 |
RATED ROTATE SPEED (r/min) | ≥200 | ≥240 | ≥260 |
MAX.OUTPUT POWER (kW) | ≥1.7 | ≥2.4 | ≥2.7 |
MAX. LOADING TORQUE (N.m) | ≥100 | ≥130 | ≥140 |
STALL TORQUE (N.m) | ≥105 | ≥135 | ≥150 |
START TORQUE (N.m) | ≥103 | ≥133 | ≥143 |
LOADING AIR CONSUMPTION (m3/min) | ≤3 | ≤3.2 | ≤3.5 |
IDLE RORATE SPEED (r/min) | ≥530 | ≥550 | ≥570 |
1/2IDLE ROTATE SPEED (r/min) | ≥265 | ≥275 | ≥285 |
1/2IDLE TORQUE (N.m) | ≥66 | ≥82 | ≥90 |
NOISE LEVEL (db(A) | ≤90 | ||
WEIGHT (kg) | 20 | ||
DRILL TAIL DIMENSION (mm) | 32quick-change coupling with 24 flats | ||
RAIL LENGTH (mm) | 2000 | ||
RAIL PUSHING JOURNEY (mm) | 1200 | ||
STAND WEIGHT (kg) | 180 | ||
MAX.WORKING HEIGHT (mm) | 1800 | ||
MIN.WORKING HEIGHT (mm) | 450 |