Dq50-Bq 350 Ton Top Drive System for 5000 M Drilling Rig: Includes Operation Training and Installation Support

• Customization: Available
• After-sales Service: 3 Year
• Warranty: 1 Year
• Model NO.: DQ50-BQ
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Technical Document 1: Working Test Report
• Technical Document 2: Quality Certiifcate
• Operation Training: Provide for Free
• Spare Parts Kit: Shipped Together
• Special Design: Agreement with Clients
• After Sale Service: Dedicated Team
• Transport Package: Skid +Container
• Specification: 350T
• Trademark: VSP
• Origin: China
• HS Code: 8431431000
• Production Capacity: 120 Sets/Yesr
• Package Size: 600.00cm * 220.00cm * 220.00cm
• Package Gross Weight: 15000.000kg

Product Description

Thisequipment Elevate your drilling operations with the revolutionary top drive system! This cutting-edge drilling technology harnesses a suspended motor, either electric or hydraulic, to deliver the torque essential for rotating the drill string. By replacing the traditional rotary table and kelly drive methods, the top drive system offers unparalleled advantages, including heightened drilling efficiency, reduced manual labor, and enhanced safety standards.

Introducing the VSP's newly engineered DQ50-BQ, a pinnacle of innovation in top drive systems. This advanced model boasts a multitude of component upgrades from the traditional system, establishing a formidable competitive edge. Experience the power of a more compact design coupled with amplified torque and superior operational efficiency.

1. 1. Typical Parameter

Items	Data	(British System)
Nominal drilling depth (114mm drill pipe)	5000m
Rated Load capacity	3150 KN	350 ton
Working height (3.3m elevator link)	6600mm	21.56 ft
Rated continuous output torque	70 KN.m	4792.2 lb.ft
Max. Torque of breakout	100 KN.m	6846 lb.ft
Static maximum brake torque	70 KN.m	4792.2 lb.ft
Speed range of main shaft (stepless adjustable)	0~220 r/min
Drill pipe range of back-up tong clamping	85-220mm
Max bore hole of back up tong	200 mm	7.87 in
Mud circulation	64 mm	2.5 in
Rated pressure of the mud circulation	35/52 MPa	5000/7500 Psi
Rotation angle of rotating head	0-360°
Speed of rotating head	2~5r/min
Max.tilt angle of elevator link	Forward 30°, backward 55°
IBOP(double ball valves )	Φ187  6-5/8 REG  70MPa
Saver Sub ( standard )	Φ187  6-5/8 REG  NC50
Working Pressure of hydraulic system	0~14Mpa	0~2280 Psi
Voltage of EX solenoid valves	24 VDC
Rated Power of Main motor	800 KW	1073 HP
Rated Speed of Main motor	1200 r/min
Rated Torque of Main motor	2308 N·m	1702.29 lb.ft
Rated Voltage of Main motor	600 VAC
Rated frequency of Main motor	61 Hz
Rated current of Main motor	365 A
Max. speed of Main motor	2400 r/min
Electricity of VFD room	600 VAC/50Hz
Suitable ambient temperature	-45ºC~55ºC
Altitude	≤1,200 m	≤3,937ft
Distance between center of main shaft and center of guide rail	532.5mm	1.747ft
Incoming wire voltage of VFD room	575~625 VAC
Incoming wire frequency of VFD room	47~53 Hz

1. 1. Outline Dimension and Weight

Items	Data
Weight of Main body	12t
Weight of Main body (include transportation frame and one section of guide rail)	15 t
Length of guide rail ( standard 5 sections)	3900mm+4000mm*4+4868mm=24768mm
Weight of guide rail	5t
Weight of VFD room	9.2t
Dimension of VFD Room	5900mm*1740mm*1615mm
Dimension of driller console	870 mm×350 mm×300 mm
Weight of driller console	30kg

Mechanical SystemMechanical System

Expertly crafted, the mechanical system integrates a main motor, air cooling system, brake system, gear box, wash pipe assembly, and a rotating head mechanism. Additionally, it features a tilt mechanism, back-up tong mechanism, internal blowout prevention mechanism (IBOP), guide rail, and carriage mechanism, all encased within a sturdy container to ensure optimal performance.
The top drive's cutting-edge AC frequency conversion asynchronous motor empowers it with a state-of-the-art AC frequency conversion drive, ensuring unmatched precision and performance.

1. 1. 1. Main Motor and Air Cooling System

The main motor is a dedicated top drive AC frequency conversion asynchronous motor, boasting an impressive 290KW power output. Key technical parameters include:
Rated Voltage 600VAC
Rated Frequency 61Hz
Rated Current 365A
Equipped with a heater and an explosion-proof wind pressure switch, the main motor ensures robust and reliable performance.
The main motor employs an advanced forced air-cooling system to maintain optimal operating temperature.
The air-cooling motor features specifications of 380VAC / 50Hz voltage, 4kW power, insulation grade F, protection grade IP55, and explosion-proof certification. level ExdIICT4, with a substantial wind capacity exceeding 70 m3/min and air pressure at 203mm water column, ensuring superior cooling efficiency.

1. 1. 1. Brake System

The top drive integrates a specialized hydraulic disc brake device with the main motor, facilitating precise drill string orientation during directional inclined drilling.
This disc brake device features a pair of robust Swedish DELLNER cylinders, connected via a specialized hard pipeline. Designed for durability, it activates when the main motor's speed dips to 3rpm, leveraging friction forces on the brake disc via the brake cylinder to achieve effective braking.

1. 1. 1. Gear Box

To amplify the output torque of the top drive motor, minimize motor size, and refine motor performance, a sophisticated gear box is incorporated.
The gear box utilizes an involute hard tooth surface gear with a secondary bevel gear, ensuring smooth and stable transmission. With a precise transmission ratio of 11.91:1, it employs a combination of splash lubrication and forced lubrication via oil pump circulation for optimal longevity.

1. 1. 1. Gooseneck Assembly

Ingeniously designed for well logging, the gooseneck features corrosion-resistant liners and nuts, effectively blocking the upper high-pressure mud pipeline to prevent any mud overflow during drilling.
Connected to the wash pipe assembly at one end, the gooseneck employs a super high pressure structure for sealing high-pressure mud, featuring a self-sealing and rapid disassembly design. This allows for easy replacement of the wash pipe and packing when needed, without detaching the entire gooseneck. Simply open the covers of the upper and lower packing to remove the entire device effortlessly without dismantling the gooseneck. This design ensures easy maintenance, allowing for quick stoppage and replacement during the drilling process. -a testament to its user-friendly design-
The gooseneck's other end seamlessly connects to the mud hose using a robust 4-inch female connection, ensuring a secure and reliable interface. Union, and the thread type is Fig1003.
A state-of-the-art mud prevention device is strategically installed at the critical juncture between the main shaft and the wash pipe, ensuring the impeccable execution of site operations.

1. 1. 1. Rotating Head

A sophisticated rotating head system, designed to function autonomously from the main shaft, is provided. Additionally, the elevator links are adeptly suspended on the link adaptor. are suspended on the link adaptor.
Employs an advanced worm gear transmission structure, ensuring the epitome of smooth and seamless drive.
The rotating head can Effortlessly rotate in a full 360° both clockwise and counterclockwise, proficiently driving the elevator link and elevator to rotate in unison, enabling seamless grasping of the single pipe in the mouse hole and the triple stem on the monkey board.
Powered by a highly efficient hydraulic motor system, the rotating head is driven by a Danfoss cycloid motor, boasting a speed range of 2 ~ 5 r/min, exemplifying superior performance.

1. 1. 1. Tilt System

The tilt cylinder empowers the elevator link to gracefully swing, achieving both forward and backward tilt. The forward tilt elegantly extends the elevator to the mouse hole and monkey board. During drilling operations, the backward tilt function is expertly utilized to ensure the lower end surface of the back up tong aligns closely with the drilling platform, optimizing the full potential of the drilling tool.
The tilt range, intricately linked to the length of the elevator link, features a forward angle of 30 degrees and a backward tilt angle of 55 degrees (with adjustable settings).
Note: For customizable link lengths, a pre-emptive communication with our dedicated sales personnel is recommended.
The hydraulic system embodies a unique 'middle' setting within the tilt mechanism, enabling the elevator link to auto-return to a free swing state. This prevents undue pressure in the tilt cylinder, mitigating any potential impact on the hydraulic system.

1. 1. 1. Counterbalance System

The suspension bail counterbalance system is a pivotal component of the top drive system. Ingeniously connected to the gearbox via a pin shaft, and suspended from the hook or traveling block, its main role is to balance the system's weight. Our VSP top drive integrates a dual hydraulic cylinder with internal force balance, seamlessly hanging directly with the hook or traveling block, eliminating the need for additional apparatus, thus enhancing operational safety and reliability.

1. 1. 1. Back Up Tong Assembly

Equipped with a robust set of L-type back up tong assy, employing the motor and the cylinder for efficient clamping, releasing, makeup, and breakout. It connects and removes the saver sub with ease, without the need for disassembly of the tong body, streamlining drilling operations. This comprehensive pipe handling device, when combined with the tilt mechanism and rotating head, significantly boosts operational efficiency, reducing labor intensity and minimizing potential hazards. without disassembly of tong body, facilitate drilling operation. A complete set of pipe handling device is achieved with the tilt mechanism and rotating head, enhancing the efficiency of makeup & breakout operations and drilling tool layout, while significantly decreasing staff labor intensity and risk levels.
Applied drill pipe range: 85-187mm

1. 1. 1. Internal Blow Out Preventer (IBOP)

It is an integrated system combining manual and remote control double ball valve. Key technical specifications are outlined below:
Working Pressure 70MPa
Thread Type 6-5/8" API REG × 6-5/8" API REG
O.D. Φ187mm
I.D. 3"
The sophisticated actuator of the remote control IBOP is meticulously designed with an ensemble of hydraulic cylinders, an IBOP sliding sleeve, and a robust gear system. The connection between the cylinder and the sleeve exemplifies engineering excellence, employing roller contact to ensure a seamless axial movement that harmonizes perfectly with the rotation of the main shaft. The ingenious connection mechanism between the sliding sleeve and the cylinder ensures a synchronized axial movement, maintaining perfect alignment and smooth operation. This ingenious design ensures the rotation of the main shaft is in perfect harmony with the axial movement, resulting in an efficient and reliable operation. Additionally, the drive wrench empowers operators to effortlessly manage the opening and closing of the manual IBOP, providing unparalleled control and ease of use.
This critical function is engineered for rapid IBOP closure, providing immediate action in the event of a well kick, or blow-out situation, ensuring top-tier well control safety and peace of mind.
The IBOP sliding sleeve is powered by an advanced gear rack system with cam gear, dramatically enhancing reliability and operational dependability.

1. 1. 1. Guide Rail and Carriage

Our guide rail system features a state-of-the-art folding assembly, comprising multiple sections of guide rails, secure connections, a crown block support, and an adjustable beam assembly, complemented with comprehensive installation accessories for ease of setup.
Embracing a folding design, our setup ensures that site installations are swift and effortlessly convenient, saving time and resources.
The friction management between the carriage and guide rail utilizes a cutting-edge pulley structure,
where each pulley features a double-side cam follower design, distributing stress evenly across rollers and significantly prolonging service life.

1. 1. 1. Container

For streamlined transportation, our system includes two open-top containers: one dedicated to the top drive body while the other houses the guide rail and cable assembly, ensuring organized and secure transport.

Electrical Control System

The top drive's electrical control system is an epitome of modern technology, featuring a main control system, electrical control room, and a driller's console, all interconnected by power cables, auxiliary, and composite control cables, along with an array of other essential wiring. Our system boasts a driller's console, which connects seamlessly with power cables and auxiliary systems, ensuring comprehensive control and monitoring capabilities, with the inclusion of grounding cables and other crucial connectivity components.
The top drive is powered by a high-performance AC asynchronous induction motor, employing a sophisticated AC frequency conversion drive mode for optimal drilling power and efficiency.

1. 1. 1. Main Control System

Equipped with a cutting-edge electrical control system, we utilize the ABB ACS880 AC frequency conversion speed regulating device, complimented by a programmable logic controller (PLC) and an auxiliary control unit. This system boasts self-diagnosis, protection, and anti-harmonic interference functions, achieving comprehensive electrical control functionalities.
Utilizing Siemens' renowned Simatic S7-1500 series PLC, controlled via the ProfiBus-DP bus, our system facilitates precise parameter settings and thorough hardware and software status monitoring.
The main control system and driller console, both utilizing the ProfiBus bus, offer robust anti-interference capabilities, ensuring precise, reliable control and effortless on-site installation, debugging, and maintenance.
Our auxiliary control unit, housed within the PLC cabinet, incorporates high-quality Siemens electric components for enhanced performance and durability.
A comprehensive IPC system is integrated to display operational parameters, system settings, alarm records, action screens, data curves, maintenance information, and network topology functions, ensuring all critical data is at your fingertips.
The main control cabinet includes two analog output interfaces, 4~20 mA or 0~10V, for precise torque and speed logging signals, offering enhanced monitoring and data analysis capabilities.
Our networking interface, designed for adaptability, supports seamless integration with wireless or mobile networks, enabling remote data transmission and real-time monitoring of the top drive.

1. 1. 1. Electrical Control Room (VFD Room)

Our electric drive and control system cabinets are centrally located in the electrical control room, ensuring a secure installation and straightforward maintenance,
with the VFD room equipped with state-of-the-art air conditioning to maintain an optimal temperature range of 25ºC -30ºC.
The control room's interior features top-quality plastic spray steel plates, with walls designed to incorporate interface ports for external cable connections, ensuring organized and user-friendly access.
The electric control room is ingeniously equipped with an external 380V emergency power interface, ensuring seamless makeup, breakout, and low-speed operations, even in special situations. This requires a power supply of no less than 200KW.

1. 1. 1. Driller Console: The Heart of Operation and Control

A state-of-the-art driller console is poised to be installed and securely fixed within the driller house, providing unparalleled operation and control over the top drive.
The driller console boasts a robust sealing structure with a stainless steel shell, incorporating a cutting-edge positive pressure explosion-proof design. The sophisticated explosion-proof device includes a pressure release valve,along with an air and water separator, joints, interfaces, filters, and more. When the air pressure within the box deviates from the norm, the system triggers both sound and light alarms, accompanied by corresponding indicator lights elegantly displayed on the console panel.
It offers a multitude of functions, including torque limit, elevator link tilt, back-up tong operation, brake operation, IBOP operation, emergency stop, and comprehensive drilling operations. It also includes essential operation indicators and instruments.
The console is meticulously configured with switches, indicators, and necessary fittings to seamlessly facilitate the top drive operations.
The console panel is enhanced with a vibrant 9-inch LCD screen, which prominently displays the working status, faults, and various other states of the top drive, ensuring meticulous monitoring.

1. 1. 1. Power Service Loop: Uninterrupted Electricity Flow

A standard power service loop is expertly equipped to deliver unwavering power to the main motor,
complemented by a terminal rack on the derrick for securing the power loop,
with cables adhering to ZR specifications, specially designed for domestic offshore drilling.
Power Cable Length: 70m;
featuring explosion-proof connectors of level Exd IIC T5 for enhanced safety.

1. 1. 1. Auxiliary and Control Service Loop: Seamless Integration

An auxiliary and control service loop is meticulously equipped, matching the length of the power service loop.
Length: 70m;
featuring explosion-proof connectors at level Exd IIC T5 for assured reliability.

1. 1. 1. Power Supply Cable: Robust and Reliable

Outfitted with a power supply cable set, connecting the generator to the electrical control room. The length is precisely 35m, operating at a voltage of 0.6/1KV with standard wire lug connection.

1. 1. 1. Control Cable of Driller Console: Precision at Your Fingertips

A control cable set is configured to flawlessly facilitate power supply and communication between the driller console and the CPU, spanning an impressive length of 70m.

1. 1. 1. Grounding Cable: Secure and Reliable

A grounding cable assembly is skillfully configured, utilizing domestically made cables, including two 1.5m galvanized grounding rods, with a total length of 5m.

Hydraulic Control System: Power Meets Precision

Ingeniously integrated within the top drive body, the hydraulic system comprises a hydraulic source, main control valve set, actuator, auxiliary components, and an efficient oil radiator.

1. 1. 1. Hydraulic Source: Harness the Power of Efficiency

The hydraulic source features a sophisticated inclined axial plunger variable pump, designed for open circuit hydrostatic transmission. The flow rate is proportional to the drive speed and displacement, allowing stepless adjustments by modifying the inclined plate angle. Two oil outlets on the shell boast superior oil suction characteristics, reduced noise, and prolonged service life, with the drive shaft capable of withstanding both axial and radial loads.
The electrical circuit system of the hydraulic source benefits from an explosion-proof design, with all components, including the electrical control box and motor, adhering to explosion-proof standards for ultimate safety.
Experience the power and precision of our hydraulic system, crafted with meticulous attention to detail. Delve into its main technical parameters, engineered to perfection:
Rated Working Pressure of System: A robust 14 MPa, delivering consistent reliability.
Rated Flow Rate of the Hydraulic Pump: 16 mL/r, ensuring smooth and efficient operation.

1. 1. 1. Hydraulic Valve Manifold

Crafted with excellence, our system features one set of hydraulic manifold. The plug valves incorporate premier WANDFLUH hydraulic components, coupled with solenoid valves. These solenoid valves also feature the renowned products of WANDFLUH Company, ensuring quality and durability.
The hydraulic control valves are designed in an innovative plug-in type, and all solenoid reversing valves boast explosion-proof capabilities, offering unparalleled safety. Here is the sophisticated composition: The following details highlight the specific composition:
First Line: The counterbalance system meticulously governs the oil circuit. It includes a pressure relief overflow valve, hydraulic control check valve, throttle valve, and accumulator. This system's primary function is to balance the weight, preventing thread wear during joint operations. The pressure relief overflow valve finely tunes the working pressure of the balance cylinder to align with body weight, while the accumulator provides buffer, shock absorption, and pressure protection. A safety overflow valve in the balance cylinder, preset at 17MPa, guards against impact loads, thus safeguarding the hydraulic cylinder.
Second Line: The main motor brake oil circuit is expertly assembled with EX solenoid reversing valves, ensuring seamless operation.
Third Line: The rotating head's oil circuit, a masterpiece in engineering, boasts an explosion-proof solenoid reversing valve and a pressure regulating valve. The solenoid valve's damping hole is crafted from hard alloy material, significantly enhancing service life.
Fourth Line: The oil circuit for the remote control internal blowout preventer (IBOP) comprises explosion-proof solenoid reversing valves, a testament to safety and efficiency.
Fifth Line: The back-up tong control oil circuit is fortified with explosion-proof solenoid reversing valves and equipped with a precision pressure sensor.
Sixth Line: The tilt system oil circuit is a symphony of innovation, composed of explosion-proof solenoid reversing valves and throttle check valves. The solenoid valve assumes the reversing role, while the throttle check valve allows the elevator link to halt in any position for extended periods. It can elegantly transition to a swing state when the elevator link is centrally positioned.
Each of these advanced oil circuits is equipped with pressure detection points for meticulous monitoring of working pressure. They also offer the capability to discharge air from each oil circuit and cylinder via the pressure measurement point, ensuring optimal system performance.

1. 1. 1. Hydraulic Actuator

Our hydraulic actuator is a complex assembly consisting of the following precision-engineered parts:
Counterbalance Cylinder (2 ea), Brake Cylinder (2 ea), Drive Motor of Rotating Head (1 ea), IBOP Actuator Cylinder (2 ea), Back-up Tong Cylinder (1 ea), Tilt Cylinder (2 ea). Each component works in harmony to deliver unmatched performance.

1. 1. 1. Hydraulic Auxiliary Components

Our hydraulic auxiliary components are a seamless blend of technology, consisting of accumulators, filters, and oil tank, among others, each playing a pivotal role in system efficiency.
Accumulators are meticulously categorized into brake accumulators and balance accumulators, ensuring balance and precision.
Filters are expertly divided into oil filter, high-pressure filter, oil return filter, and air filter, each contributing to superior fluid cleanliness.
An upper mounted oil tank is strategically installed to store essential hydraulic oil, facilitating system operations and heat dissipation.

1. 1. 1. Radiator

Strategically positioned at the air inlet of the cooling blower, the radiator employs the main motor for forced cooling of the hydraulic oil, ensuring the hydraulic system's longevity and unwavering stability.