1. Core Overview & Target Application Brief

This comprehensive spare parts catalog is precision engineered exclusively for the ZJ 40DBS land drilling rig (Serial No. 2011-052E), a 4000-meter-rated heavy-duty drilling unit designed for onshore conventional and directional drilling operations. Tailored to the specialized needs of rig maintenance technicians, drilling operations supervisors, oilfield service contractors, rig assembly crews, and facility maintenance managers, this parts suite directly addresses the most costly and disruptive field pain points: loose structural fasteners, damaged cable tray supports, failed hinge pins, hydraulic/pneumatic system leaks, and unplanned downtime caused by missing or worn mounting hardware.
2. Detailed Product & Component Specifications
The ZJ 40DBS drilling rig spare parts line features heavy-duty structural and system components built to withstand extreme rig vibration, heavy static loads, and harsh onshore drilling environments. Each part—spanning precision hinge pins, lock pins, high-strength bolts, spring washers, cable trays, hydraulic hose assemblies, pneumatic filters, and mounting brackets—is crafted from premium materials: quenched and tempered alloy steel for load-bearing pins and bolts, corrosion-resistant carbon steel for structural supports, oil-resistant rubber for hydraulic hoses, and industrial-grade filtration media for pneumatic systems. All critical fasteners and structural parts meet GB/T mechanical performance standards, with a tensile strength rating of 8.8-grade for bolts and 10.9-grade for high-load pins, ensuring direct interchangeability with original ZJ 40DBS rig hardware without modification.
Key Functional Specifications
- Structural Load Capacity: Hinge pins (φ15×70, φ30×105, φ40×145) support dynamic loads up to 15 tons, meeting API 4F structural stability requirements for rig cable trays and module mounting.
- Fastener Durability: GB/T standard bolts, nuts, and washers resist loosening from high-frequency rig vibration, with a service life of 10,000+ operating hours under continuous drilling conditions.
- Hydraulic System Compatibility: φ51 hydraulic hose assemblies are rated for 6.3Mpa low-pressure operation, ensuring leak-free fluid transfer for rig auxiliary systems.
- Pneumatic Filtration Efficiency: Ingersoll Rand F395 series pre/post filters remove 99% of airborne contaminants, protecting pneumatic rig components from damage.
Structural Design Features
- OEM Direct Interchangeability: Every part fits the original ZJ 40DBS rig mounting and mating specifications, cutting rig assembly and repair time by up to 40% in remote field locations.
- Modular Cable Management System: Pre-sized cable trays, transition brackets, and support frames streamline wiring installation and maintenance for rig electrical and hydraulic systems.
- Vibration-Resistant Fastening System: Lock pins, spring washers, and locking nuts prevent component loosening, a top failure mode for land drilling rigs.
- Corrosion Resistance: All structural steel components feature anti-rust coating, suitable for prolonged use in dusty, humid, and moderate corrosive onshore drilling environments.
Proactive Maintenance & Service Recommendations
To maximize the lifespan of the ZJ 40DBS drilling rig and avoid costly downtime, follow these industry-approved maintenance protocols using this parts catalog:
- Monthly Inspection: Check all hinge pins, lock pins, and fasteners for looseness or wear; replace damaged spring washers and lock pins immediately to prevent structural shifts.
- Quarterly Service: Inspect hydraulic hose assemblies for cracks or leaks, tighten cable tray mounting bolts, and clean/replace pneumatic filters to maintain system efficiency.
- Annual Overhaul: Replace worn hinge pins, high-wear bolts, and hydraulic hoses; inspect cable tray supports for deformation and replace damaged structural components.
- Storage & Preservation: Coat fasteners and pins with anti-rust grease during rig layup, and seal hydraulic/pneumatic ports to prevent contamination.
We supply the following spare parts:
| 10 | DLC181.12.00 | MCC подставка под помещением МСС |
| 10.1 | GB/T953 | болты с двумя головками M30×180 |
| 10.2 | GB/T95 | прокладка 30 |
| 10.3 | GB/T93 | пружиная прокладка 30 |
| 10.4 | GB/T6170 | гайка M30 |
| 10.5 | GB/T6170 | гайка M16 |
| 10.6 | GB/T95 | прокладка 16 |
| 10.7 | GB/T5783 | болты M16,L75 |
| 11 | DLC181.14.00 | желоб кабеля ЦСГО一 |
| 11.2 | JB1885 | шлангφ51I-3150C |
| 12 | DLC181.15.00 | желоб кабеля ЦСГО二 |
| 12.1 | JB1885 | шлангφ51I-5000C |
| 13 | DLC181.16.00 | переходный желоб кабеля до емкости |
| 13.1 | DLC136.01.02.03 | 轴палецφ15×70 |
| 13.2 | HHBZ.01 | буловка 3×50 |
| 14 | DLC181.18.00 | желоб кабеля на балке электродвигателя , подроторной балке |
| 14.1 | DLC136.01.02.03 | палецφ15×70 |
| 14.2 | HHBZ.01 | буловка 3×50 |
| 15 | DLC181.19.00 | желоб кабеля в буровую площадку |
| 15.1 | HHPX.40 | палецφ40×145 |
| 15.2 | HHBZ.02 | буловка 4×65 |
| 15.3 | DLC181.19.03.00 | воздушный желобкабеля |
| 15.3.1 | JB1885 | шлангφ51I-3000C |
| 16 | DLC181.21.00 | проходный желоб кабеля |
| 16.1 | HHPX.40 | палец φ40×145 |
| 16.2 | HHBZ.02 | буловка φ4×65 |
| 17 | HHPX.30 | палец φ30×105 |
| 18 | DLC181.22.00 | защитная корпус желоба, на ней машина едет |
| 18.1 | HHBZ.02 | буловка 4*65 |
| 18.2 | HHPX.40 | палец φ40*145 |
| 19 | DLC181.25.00LS | стойка, на ней лежит желоб |
| 19.1 | HHPX.20 | палец φ20×85 |
| 19.2 | HHBZ.02 | буловка φ4×65 |
| 1 | ZJ132.50.03.00 | аксессуары для монтажа помещения помбура |
| 1.1 | HHPX.40 | палец |
| 1.2 | HHBZ.02 | буловка |
| 2 | ZJ335.50.01.00 | монтажное устройство гидрораскрепителя (на ноге левой вышки) |
| 2.1 | HHBZ.03 | буловка |
| 2.2 | GB/6178 | гайка |
| 2.3 | GB/T91 | шплинт |
| 2.4 | ZJ087.50.07.03 | алец |
| 2.5 | GB/T93 | прокладка |
| 3 | ZJ335.50.02.00 | пряжка (для кабины бурильщщика) |
| 3.1 | GB/T93 | пружинная прокладка |
| 3.2 | GB/T6170 | гайка |
| 3.3 | ZJ335.50.02.02 | запорный болт |
| 3.4 | ZJ335.50.02.03 | палец |
| 3.5 | GB/T91 | шплинт |
| 4 | ZJ335.50.12.00 | пряжка |
| 4.1 | ZJ022.50.04.01 | болт |
| 4.2 | GB/T41 | гайка |
| 4.3 | GB/T93 | прокладка |
| 4.4 | GB/T91 | палец |
| 5 | ZJ335.50.03.00 | пульт управления гидростанции дискового тормоза |
| 5.1 | GB/T93 | прокладка |
| 5.2 | GB/T5781 | болт |
| 5.3 | HHXD040.145 | палец |
| 5.4 | HHBZ4.065 | буловка |
| 6 | GB/T5781 | болт |
| 7 | GB/T93 | пружиная прокладка |
| 8 | ZJ335.50.06.00 | монтажное устройство гидрораскрепителя (на ноге правой вышки) |
| 8.1 | HHBZ.03 | буловка |
| 8.2 | GB/6178 | гайка |
| 8.3 | GB/T91 | шплинт |
| 8.4 | ZJ087.50.07.03 | палец |
| 8.5 | GB/T93 | прокладка |
| 9 | 100III-8700(3 1/8″标准法兰,4″ Fig100公由壬) | 6.3Mpa шланг нижкого давления |
| 10 | ZJ131.50.05.00 | устройство для крепления воздушного резервуара |
| 10.1 | GB/T6170 | гайка |
| 10.2 | GB/T5780 | болт |
| 10.3 | GB/T93 | прокладка |
| 12 | ZJ335.50.07.00 | опорный стержень каната |
| 12.1 | HHBZ3.050 | буловка |
| 12.2 | HHKX.15.02 | палец |
| 13 | ZJ335.50.13.00LS | фиксированое устройство для водяной емкости противовеса |
| 13.1 | GB/T91 | палец |
| 13.2 | HHPX.30 | палец |
| 14 | ZJ335.50.14LS | защитное покрытие муфты |
| 14.1 | GB/T 5781 | болт |
| 14.2 | GB/T93 | прокладка |
| 14.3 | GB/T41 | гайка |
| 14.4 | GB/T5781 | болт |
| 1 | ZGF152.01 | вывески (помещение помбуры) |
| 1 | GB/T6170 | гайка |
| 2 | GB/T93 | пружиная прокладка |
| 3 | GB/T5782 | болт |
| 4 | HHPX.30 | палец |
| 5 | HHBZ4.065 | буловка |
| 6 | MD254.03.01 | палец |
| 7 | MD254.03.02 | шкиф |
| 8 | MD254.03.04 | пружина |
| 9 | MD254.03.06 | гайка |
| 10 | MD254.03.07 | буферная деревесина |
| 11 | GB/T5780 | болт |
| 12 | GB/T95 | прокладка |
| 13 | GB/T93 | ружинная прокладка |
| 14 | GB/T41 | гайка |
| 15 | HHBZ.02 | буловка |
| 1 | 雨刮机构;65° | механизм стеклоочистителя |
| 2 | 雨刮机构;80° | механизм стеклоочистителя |
| 3 | 雨刮臂;伸缩式 | рычаг стеклоочистителя |
| 1 | F395IG | передный фильтр (Ингерсолл Рэнд) |
| 2 | F395IH | заный фильтр (Ингерсолл Рэнд) |
3. Field Fault Repair Cases (Real-World Scenarios)
3.1 Case 1: Cable Tray Support Failure (Onshore Drilling Site)
Issue: ZJ 40DBS rig cable tray detached from the support frame due to a broken hinge pin and missing lock pin, exposing wiring to damage. Root cause: Worn φ15×70 hinge pin and lost 3×50 lock pin from vibration. Repair: Replaced the hinge pin and lock pin, tightened mounting bolts, and secured the cable tray. Outcome: Restored structural stability, protected rig wiring, and resumed normal operations.
3.2 Case 2: Loose Driller’s Cabin Fastener
Issue: Driller’s cabin door latch rattled excessively and failed to seal properly, creating a safety hazard. Root cause: Loose cabin buckle bolt and worn spring washer. Repair: Installed a new buckle bolt, spring washer, and locking nut; adjusted the latch alignment. Outcome: Secured the cabin latch, eliminated noise, and restored cabin safety seals.
3.3 Case 3: Hydraulic Hose Leak (Rig Auxiliary System)
Issue: Low-pressure hydraulic fluid leak near the cable tray transition section, causing reduced hydraulic system pressure. Root cause: Cracked φ51 hydraulic hose assembly (3000C length). Repair: Replaced the hydraulic hose assembly and inspected all connections for tightness. Outcome: Eliminated leaks, restored hydraulic pressure, and resumed normal auxiliary system function.
4. Frequently Asked Questions (FAQ)
| Question | Answer |
| Are these parts compatible only with the ZJ 40DBS drilling rig? | Yes, all components are sized and spec’d exclusively for the ZJ 40DBS model (Serial No. 2011-052E); they are not interchangeable with other ZJ-series rigs without modification. |
| Do these parts include all fasteners for rig cable tray installation? | Absolutely, this catalog includes all hinge pins, lock pins, bolts, washers, and nuts required for full ZJ 40DBS cable tray assembly and maintenance. |
| How do I match the correct hinge pin size for my ZJ 40DBS? | Cross-reference the pin diameter and length (φ15×70, φ30×105, φ40×145) with the catalog listings, matching the part to the specific cable tray or mounting location. |
5. Procurement Guidance & Call to Action
This ZJ 40DBS drilling rig parts list serves as a dual-purpose industry resource: a strict procurement standard to guarantee part quality, compatibility, and compliance with API 4F and GB/T drilling rig standards, and a practical technical reference to resolve field failures quickly and safely. Choosing these OEM-equivalent replacement parts minimizes unplanned rig downtime, reduces long-term maintenance expenses, and preserves the structural integrity and operational reliability of your ZJ 40DBS drilling rig.
For all spare part inquiries, order placement, and technical verification, submit your requirements using the exact part numbers and descriptions listed in this catalog. Our technical team provides specialized support to confirm part fitment, material specifications, and mounting compatibility for your specific rig repair, assembly, or refurbishment needs, ensuring you receive the precise components needed to restore your ZJ 40DBS drilling rig to full operational condition. Build your critical spare parts inventory today to mitigate repair delays and maintain uninterrupted onshore drilling operations.