ZJ40/2250L Drilling machine

Features：
1.The rig is applicable to 2000-3200m drilling depth for exploring oil well with 127mm drilling pipe, and 2500-4000m drilling depth with 114mm drilling pipe.
2.Utilize “diesel engines + torque converters” as rig power, has high power and efficiency.
3.The rig utilizes integrated chain box which is well-sealed and easy to install.
4.Grooved drawwork drum with air clutch to shift speed.
Disc brake is applied as main hydraulic and auxiliary brake is Eddy current brake.
5.Major components of rig are conform to API specifications and allowed to use API monogram

Specifications:
1. Nominal drilling depth φ127mm drilling pipe 2000～3200m
   φ114mm drilling pipe     2500～4000m
2. Max.hook load rating    2250KN
3. Max.pull of fast line      275KN
4. Rated power of drawworks      735kw
    speeds of drawworks    4
main brake hydraulic disc brake
auxiliary brake DS40 Eddy current brake
5. Hoisting wire lines 5×6
6. Dia. of drilling line φ32mm (1/4″)
7.ID. of swivel stem φ75mm (3”)
8.Model and number of mud pump F1300C/2sets
9.Opening of rotarytable φ698.5mm(271/2″)
speeds of rotary table 2
10. Mast type and effective height    K type 43m
11.Height of drilling floor 7.5m
clear height under rotary table beam 6.3m
12. Diesel engine
model G12V190PZL-3/0
power 810kw
number 3
13.Hydraulic coupling speed reducer:YOZJ750-19.5ZhLsh
14. compressed air pressure 1MPa
15. high pressure manifold(double stand pipe) 4″×35MPa