Mechanical Land Drilling Rig ZJ20L J

The Mechanical Land Drilling Rig ZJ20L-J is an upgraded lightweight 2000m-class full mechanical land drilling rig, manufactured in full compliance with.

Product overview

The Mechanical Land Drilling Rig ZJ20L-J is an upgraded lightweight 2000m-class full mechanical land drilling rig, manufactured in full compliance with API 4F, API 7K and ISO9001 international industry standards. Optimized for shallow and medium-shallow oil and gas well drilling, completion, and routine oilfield workover operations, this L-J upgraded version adopts structural lightweight optimization and integrated skid layout on the basis of conventional ZJ20 mechanical rigs. It retains the advantages of mature mechanical transmission, stable performance and low failure rate, while greatly reducing overall equipment weight and site occupation space. Featuring flexible migration, rapid deployment and low comprehensive investment, the rig is highly adaptable to scattered well groups, hilly terrains, narrow well sites and areas with limited transportation conditions. It is widely used for conventional oil and gas exploitation, coalbed methane development, shallow geothermal projects and industrial water well drilling, serving as a high cost-effective and highly reliable mechanical drilling solution for global small and medium-sized oilfield development and civil drilling engineering projects.

Nominal Drilling Depth (114mm Drill Pipe)2000m
Maximum Static Hook Load1350kN
Main Drawworks Rated Power440kW (590HP)
Rotary Table ModelZP205

Core innovative advantages and structural features

Mature Reliable Full Mechanical Transmission System

Adopts classic industrial-grade pure mechanical transmission mode driven by diesel power unit, with strong anti-interference ability and stable torque output. The system requires no external power supply, perfectly adapting to remote oilfields and off-grid construction sites. With fewer electronic and hydraulic vulnerable parts, it achieves ultra-low long-term failure rate and strong continuous operation stability, fully meeting cyclic drilling and workover demands of shallow and medium-shallow wells.

L-J Lightweight & Compact Upgrade Design

On the premise of maintaining standard 2000m drilling and load-bearing capacity, the whole machine undergoes targeted lightweight structural optimization. The derrick, substructure and power skid adopt streamlined and compact layout, effectively reducing equipment dead weight and overall dimension. It solves the problem of bulky structure and inconvenient migration of traditional mechanical rigs, greatly improving transportation flexibility for complex terrains and limited road conditions.

Modular Skid Rapid Deployment Structure

All core functional units adopt integrated standardized skid modular design, with precise positioning and quick connecting structures. The rig realizes fast on-site assembly, splicing and commissioning without complex calibration and foundation construction procedures. It significantly shortens rig-up and project startup cycle, and supports frequent cross-well and cross-region migration operations.

Low Operation Threshold & High Practicability

Equipped with intuitive mechanical gear shifting and centralized operating system, with simple operation logic and low operator technical threshold. The mature matching structure adopts universal international standard wearing parts, with complete global supply channels, greatly reducing daily maintenance difficulty, downtime loss and spare parts reserve cost.

Strong Field Environment Adaptability

Key load-bearing steel components adopt multi-layer weather-resistant and anti-corrosion treatment. Core moving and transmission parts are optimized with dust-proof, sand-proof and wear-resistant structures. The whole machine can operate stably in plains, hills, Gobi deserts and other conventional terrains, adapting to high-temperature dry, windy dusty and low-temperature mild cold working environments.

Cost-effective & Low Comprehensive Investment

Compared with variable frequency and hydraulic drilling rigs, the full mechanical structure has lower equipment procurement cost and no complex later-stage system maintenance cost. The lightweight and reusable modular design improves equipment utilization rate, effectively reducing long-term comprehensive operation and project investment costs.

Technical specifications

Nominal Drilling Depth (114mm Drill Pipe)2000m
Maximum Static Hook Load1350kN
Main Drawworks Rated Power440kW (590HP)
Rotary Table ModelZP205
Hoisting System Rope Lines4 x 5 / 8 lines
Drilling Wireline Diameter26mm
Drive ModePure Mechanical Drive
Derrick TypeL-J Lightweight Reinforced K-type Open-front Derrick
Standpipe Working Pressure25MPa
Working Ambient Temperature-30C ~ +50C
Executive StandardAPI 4F, API 7K, ISO9001

Application fields

  • Shallow and medium-shallow onshore conventional oil and gas well drilling and completion engineering
  • Coalbed methane, shallow tight gas and distributed unconventional energy resource development projects
  • Shallow geothermal well construction, civil geothermal heating and resource exploration supporting projects
  • Industrial water wells, municipal water supply wells and rural water conservancy drilling projects
  • Shallow oilfield routine workover, well cleaning, maintenance and old well production restoration operations
  • Scattered well group development, complex narrow well site projects and low-cost global drilling EPC projects

OEM and customized solution

Harsh Environment Adaptation Customization

Optional ultra-low temperature cold-resistant and cold-start modification package for alpine regions; enhanced dust and sand-proof sealing structure for arid and windy areas; multi-layer anti-corrosion coating for coastal and humid operation sites.

Lightweight Structure Fine Optimization

Customize module split size and weight distribution according to customer transportation and well site conditions, further improving migration and assembly efficiency for narrow and limited construction scenarios.

Power System Matching Adjustment

Support diesel engine brand selection and power output tuning, adapting to different altitudes, fuel quality and construction intensity requirements.

Auxiliary Function Upgrade

Optional hydraulic assist system and basic drilling parameter monitoring module to upgrade operation efficiency and digital management level on the basis of stable mechanical main drive.

Exclusive Turnkey Service

Provide personalized equipment color painting, brand logo marking, dedicated spare parts package and full-cycle 24-hour professional after-sales technical support and on-site commissioning services.

Contact and inquiry

Use the official contact information for model selection, specification discussion, and project inquiry.

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