Geological Drilling Rig, Type GQ-15 Manufacturer

Geological Drilling Rig, Type GQ-15

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Introductions

Geological drilling rig, type GQ-15 is a new product developed by us, CGEG specialized for large diameter foundation construction projects. It adopts the forward and reverse circulation drilling, applicable in foundation grouting pile hole construction projects in houses, high-rise buildings, dams, port terminals and bridge as well as large diameter water well drilling projects.

Parameters

Basic parameters	Drilling depth	50m
	Drilling diameter	1500mm
	Diameter of drilling pipe	182X182 square
Power head		1st gear	2nd gear	3rd gear	4th gear	5th gear
	Rotational speed output(clockwise and counter clockwise)	13r/min	22r/min	40r/min	62r/min	98r/min
	Rated maximum torque output	27400 N.m
	Up down feeding stroke of the power head	1000mm
Winch	Lifting ability (Single rope 1st layer)	6KN
	Maximum lifting speed of single rope	4.17m/min
	Steel rope specification	19.5mm
	Capacity for the steel rope	30mm
Power	Electric motor model	Y225M-4
	Power	45KW
	Rotational speed	1480r/min

Features

Large torque, has lighter weight and smaller size compared to similar drill rig. Therefore, convenient for shifting purpose.
It has gantry structure, up and down moving of the power head, has strong strength, rigid and high drilling precision.
Large drilling diameter (182 x 182 mm), construction can be conducted by forward and reverse circulation drilling technique.
We adopt DongFeng EQ145/6 automobile gearbox, equipped with 6-gear clockwise rotation and 1-gear counter clockwise rotation, applicable in drilling works in various foundation conditions.
The power head equipped with manual chuck, drilling with Kelly bar. It has large depth drilling each roundtrip and high efficiency.
The power head adopts direct feeding by the oil tank and pressurized, resulting strong pulling ability and convenient for drilling works.
Moving distance of the sliding base is 1150mm, large range of opening hole, convenient for raising or lowering the drill.
Equipped with walking mechanism, convenient for the drill rig movement and align it with the hole.