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XJ2250(XJ850) vehicle-mounted workover rig

XJ2250(XJ850) workover rig is a vehicle-mounted drilling and workover equipment with a maximum hook load of 2250KN, a derrick height of 38m, a workover depth of 9000m 27/8 drill pipe and a nominal overhaul depth of 7500m(3-1/2 drill pipe). Drilling depth 4000((41/2 ").

Classification:

Workover rig

Message

Introduction

Product Overview:

The whole machine can be divided into two parts: special self-propelled chassis and heavy-duty axle. The driving form is 14 × 10 or 14X8; The top is equipped with special working device for well repair operation.

Derrick assembly: double-section telescopic derrick, hydraulic lifting, telescopic. The inclination angle is 3.3 °, which is adjusted by lead screw; the crane is of integral box structure, and the crane platform is provided with guardrail.

Drawworks assembly: single drum structure, maximum fast rope pulling force 280KN, belt or disc brake, equipped with EATON WPT324 disc auxiliary brake, the auxiliary brake has reliable performance, and the drilling speed is constant.

Liquid and gas control system: hydraulic oil pump, reliable performance, directional valve with pneumatic control and manual control double control structure, simple operation and labor-saving, concise pipeline layout.

Main purpose:

It is mainly used for well depth ≤ 9000m, workover of oil and water wells, drilling of oil and water wells, coalbed methane wells, deepening drilling in casing of production oil wells, opening window logging and other operations.

Main technical parameters

Parameter Model	XJ2250(XJ850) vehicle-mounted workover rig
Maximum static hook load KN	2250
Rated hook load KN	1800
Hook lifting speed m/s	0.11-1.15
swimming system	5 × 6
Derrick height (m)	φ32
Drive form	38 (double section, hydraulic, telescopic)
Wire rope diameter mm	14 x 8 or 14 x 10
Driving speed km/h	0-45
Minimum ground clearance (full load)(mm)	270
Minimum turning radius (m)	21
Total mass of vehicle (kg)	75000
Installed power (hp)	2 × 447
Drill floor	Drill floor height (m)	6 or 7
	Drill floor table (m)	7.5 × 7.4
Overall dimension mm	Long	22300
	Wide	3050
	High	4450
Applicable operating well depth (m)	9000