ae ZJ70 land drilling rig

The power of ZJ70 land drilling rig adopts the linkage form of 3 or 4 machines driven by diesel engine + hydraulic torque converter or coupling positive carriage; the winch drum is slotted; the main brake adopts hydraulic disc brake, and the auxiliary brake adopts electromagnetic eddy current brake;

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aeLand drilling rig

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Product Description

1. The power adopts the 3-machine or 4-machine linkage form of diesel engine hydraulic torque converter or coupling positive carriage transmission;

2. The winch drum is slotted; the main brake adopts hydraulic disc brake, and the auxiliary brake adopts electromagnetic eddy current brake;

3. At the same time, it is equipped with auxiliary lifting device; pneumatic clutch is used to shift gears;

4. The winch shall be arranged in a split manner on the platform and under the platform, and the winch shall be installed in a low position;

5. The base adopts box-block type or front-end rotating and back-end block-loading structure (the drill floor of ZJ40/2250LDB drilling rig adopts stacked box structure);

6. The turntable is independently driven by AC variable frequency motor or DC motor, and the turntable can be driven at 0-240 r/min. Between stepless speed regulation;

7. Integral chain box and car device and car; High-power three-cylinder single-acting mud pump with cardan shaft drive mode;

2000HP series drilling rig parameter model
Model: U.S Met	ZJ70/4500L	ZJ70/4500LDB	ZJ70/4500D	ZJ70/4500DB
Nominal drilling depth 4-1/2 "drill pipe ft m 5 "drill pipe ft m	14800~23000 4500~7000 13100~19700 4000~6000	14800~23000 4500~7000 13100~19700 4000~6000	14800~23000 4500~7000 13100~19700 4000~6000	14800~23000 4500~7000 13100~19700 4000~6000
Maximum static hook load: KIPS KN	992 4500	992 4500	992 4500	992 4500
Maximum string weight: KIPS KN	485 2200	485 2200	485 2200	485 2200
Maximum input power of drawworks: hp Kw	2000 1470	2000 1470	2000 1470	2000 1470
Number of drawworks	4 positive 2 upside down	4 positive 2 upside down	4 positive 2 upside down	4 positive 2 upside down
Main brake type	Disc brake	Disc brake	Disc brake	Disc brake
Auxiliary brake type	Eddy Current Brake/ E.T.N Brake	Eddy Current Brake/ E.T.N Brake	Eddy Current Brake/ E.T.N Brake	energy consumption braking
Wire rope diameter: in mm	1-1/2 38	1-1/2 38	1-1/2 38	1-1/2 38
Maximum rope system	6x7	6x7	6x7	6x7
Lifting system rope threading method	Shun wear/flower wear	Shun wear/flower wear	Shun wear/flower wear	Shun wear/flower wear
Diameter of traveling pulley: in mm	60 1524	60 1524	60 1524	60 1524
Rotary table opening diameter: in mm	37-1/2 952.5	37-1/2 952.5	37-1/2 952.5	37-1/2 952.5
Rotary table driving mode	Chain drive	Independent drive	Independent drive	Independent drive
Effective height of derrick: ft m	149 45.5	149 45.5	149 45.5	149 45.5
Base height: ft m	20.5,29.5 7.5,9 34.5 10.5	20.5,29.5 7.5,9 34.5 10.5	20.5,29.5 7.5,9 34.5 10.5,12	20.5,29.5 7.5,9 34.5 10.5,12
Base headroom: ft m	20,25 6.12,7.62 30 9.12	20,25 6.12,7.62 30 9.12	20,25 6.12,7.62 30 9.12,10.62	20,25 6.12,7.62 30 9.12,10.62
Single mud pump power: hp KW	1600 1180	1600 1180	1600 1180	1600 1180
Number of mud pumps	3	3	3	3
Transmission mode	Integral chain box	Integral chain box	AC-SCR-DC	AC-SCR-DC
Diesel engine power: hp KW	1500 1100	1500 1100	1630 1200	1630 1200
Number of diesel engines	3	3	4	4
Total capacity of mud tank: BBL m3	3300 530	3300 530	3300 530	3300 530