300 Ton Top Drive (TDS) Model Dq40-B for 4000m Drilling Rig and Workvover Rig

• Customization: Available
• After-sales Service: 3 Year
• Warranty: 2 Year
• Model NO.: DQ40-B
• Certification: CE, RoHS, ISO 9001:2000, ISO 9001:2008, API
• Power Source: Electric
• Operation Pressure: Atmospheric Pressure
• Applicable Medium: Mud, Water, Natural Gas, Crude Oil
• Structure: Vertical
• Material: Alloy
• Document 1: Inspection Report
• Document 2: Quality Certificate
• Crew Training: Provide for Free
• Debugging: Provide at Site
• Installation: Guidance Support
• Spare Parts: in Supply
• After Service: Dedicated Team
• Painting: as Client′s Request
• Transport Package: Container
• Specification: 300 ton load
• 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

Brief Description:

The top drive system (TDS): a revolutionary drilling technology that utilizes a suspended motor, either electric or hydraulic, to deliver the essential torque for rotating the drill string. By replacing the conventional rotary table and kelly drive methods, this system ushers in a new era of enhanced drilling efficiency, reduced manual labor, and elevated safety standards.

DQ40B-VSP Top Drive Features:
1. Folding Guide Rails: Experience the utmost in safety, speed, and convenience with our top drive installation process.
2. Featuring a 360° Swivel Head Rotation Function: Unparalleled maneuverability to meet your every drilling need.
3. Innovative Double-Wheel Pulley Structure: Ensures even force distribution on the roller, significantly extending its service life.
4. Precision IBOP Rack and Pinion Drive Mechanism: Guarantees precise and reliable switching of the Internal Blow Off Preventer (IBOP).
5. Inclined Hanging Backup Tong: Streamlined replacement of tong teeth and seats, ensuring faster and more convenient processes.
6. Advanced Hydraulic Radiator: Prolongs the life and efficiency of the hydraulic system.
7. Integrated Internal Counterbalance: Delivers a safe and stable jump, eliminating the need for additional components to hang the big hook or traveling carriage, allowing direct suspension.
8. Compact Cross-Sectional Size: Perfectly designed for compatibility with derricks.

1. 1. Typical Parameter Overview:

Items	Data	(British System)
Nominal drilling depth (114mm drill pipe)	4000m
Rated Load capacity	2660 KN	300 ton
Working height (96" elevator link)	5770mm	18.93 ft
Rated continuous output torque	50 KN.m	36878 lb.ft
Max. Torque of breakout	75 KN.m	55317 lb.ft
Static maximum brake torque	50 KN.m	36878 lb.ft
Speed range of main shaft (stepless adjustable)	0~180 r/min
Drill pipe range of back-up tong clamping	85-187mm
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	290KW	388.9HP
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	525 mm	1.722 ft
Incoming wire voltage of VFD room	575~625 VAC
Incoming wire frequency of VFD room	600 VAC/50 Hz

1. 1. Outline Dimensions and Weight Specifications:

Items	Data
Dimension of Main Body	5600mm*1255mm*1153mm
Weight of Main body	8t
Weight of Main body (include transportation frame and one section of guide rail)	10 t
Length of guide rail ( standard 5 sections)	3900mm+4000mm*4+4868mm=24768mm
Weight of guide rail	9 t
Weight of VFD room	11 t
Dimension of VFD Room	6058mm*2438mm*2951mm
Dimension of driller console	800 mm×350 mm×300 mm
Weight of driller console	30kg

1. 1. Drilling Parameters:

Items	Specification
Transmission ratio	13.37:1   two-stage transmission
Lubrication method	Splash lubrication, forced lubrication, immersion lubrication
Back tong diameter	Φ200mm
Back tong clamping range	86~ 187mm
Elevator link	2740mm, 250ton Other models optional

Mechanical System:Advanced Mechanical System Composition:

Our mechanical system is an intricate assembly of a main motor system, air cooling unit, braking system, gear box, wash pipe assembly, rotating head mechanism, tilt mechanism, backup tong mechanism, IBOP, guide rail, and carriage mechanism, all housed within a robust container.
The top drive operates on an AC frequency conversion asynchronous motor, employing advanced AC frequency conversion drive technology.

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

Main Motor: A specialized AC frequency conversion asynchronous motor designed for top drive applications, delivering 290KW of power. Key technical parameters include:
Rated Voltage: 600VAC Voltage is maintained at a robust 600VAC, ensuring optimal performance.
Rated Frequency: 61Hz Frequency set at a precise 61Hz to maintain consistency.
Rated Current: 365A A strong current rating of 365A for enhanced power delivery.
The main motor incorporates a heater and an explosion-proof wind pressure switch for added safety and reliability.
The main motor utilizes a forced air-cooling mode to ensure sustained performance.
Air-Cooling Motor: Operating at 380VAC / 50Hz, with a power output of 4kW, insulation grade F, and protection grade IP55, this explosion-proof motor delivers a wind capacity of no less than 70 m3/min at an air pressure of 203mm water column. Certified with level ExdIICT4, guaranteeing top-tier explosion protection.

1. 1. 1. Brake System:

Equipped with a specialized hydraulic disc brake device, the top drive main motor facilitates precise drill string orientation during directional inclined drilling operations.
This durable disc brake device, installed at the motor shaft's upper extension end, utilizes Swedish DELLNER cylinders connected by a specialized hard pipeline. As the main motor's speed decreases to 3rpm, the brake cylinder's friction forces on the brake disc enable secure braking of the motor.

1. 1. 1. Gear Box:

To enhance output torque, reduce motor volume, and optimize motor performance, a sophisticated gear box is integrated into the system.
The gearbox of the QD40-B Top Drive features an advanced involute hard tooth surface gear coupled with a secondary bevel gear, ensuring remarkably stable and efficient transmission. Boasting a precise transmission ratio of 11.91:1, this sophisticated system utilizes a dual lubrication approach. It combines splash lubrication with an oil pump-enabled forced lubrication circulation, providing optimal performance and longevity.

1. 1. 1. Gooseneck Assembly

Expertly crafted for well logging, the gooseneck is your fortress against drilling challenges. It incorporates corrosion-resistant liners and steadfast nuts, effectively sealing off the upper high-pressure mud pipeline to prevent any mud overflow during operations.
Ingeniously designed, one end of the gooseneck connects seamlessly with the wash pipe assembly. Incorporating a super high-pressure structure, this assembly is pivotal in sealing high-pressure mud, featuring an innovative self-sealing and quick disassembly design. When wear and tear necessitate replacement of the wash pipe and packing, simply, open the covers of the upper and lower packing to effortlessly remove the entire device without dismantling the gooseneck, or the mud hose. This design ensures minimal disruption, allowing straightforward replacement, at any phase during the drilling operation, ensuring maximum uptime.
At the opposite end, the gooseneck securely attaches to the mud hose via a robust 4-inch female connection, utilizing a dependable Fig1003 thread type.
A specialized mud prevention device is strategically positioned at the interface between the main shaft and the wash pipe to perfectly align with site operational requirements.

1. 1. 1. Rotating Head

The rotating head system, meticulously engineered, integrates a rotating feature independent of the main shaft, with elevator links suspended on a link adaptor for enhanced versatility. The links are expertly suspended on the adaptable link adaptor.
Employing a reliable worm gear transmission structure, the drive operates with unparalleled smoothness.
The rotating head is engineered to effortlessly rotate both clockwise and counterclockwise through a full 360°, seamlessly driving the elevator link and elevator together, enabling secure handling of single pipes in the mouse hole and the intricate triple stems positioned on the monkey board.
Powered by a robust hydraulic motor system, the rotating head utilizes the reputable Danfoss cycloid motor, offering a speed range of 2 to 5 rotations per minute for precise operation.

1. 1. 1. Tilt System

The tilt cylinder is a marvel of engineering, empowering the elevator link to elegantly swing and achieve both forward and backward tilts. The forward tilt function extends the elevator to the mouse hole and monkey board with precision. During drilling, the backward tilt function is essential, seamlessly aligning the lower end surface of the back-up tong with the drilling platform, optimizing the use of the drilling tool.
The tilt range, intricately linked to the elevator link length, boasts an adjustable forward angle of 30 degrees and a backward tilt angle of 55 degrees, offering unparalleled flexibility.
Note: Should you require different length links, please consult with our sales experts in advance to ensure a perfect fit.
The hydraulic system incorporates a 'middle' setting within the tilt mechanism, allowing the elevator link to automatically return to a free swing state, effectively minimizing hydraulic system impact from tilt cylinder pressure.

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 function is to impeccably balance the system's weight. The VSP top drive uniquely employs a dual hydraulic cylinder with internal force balance, seamlessly integrating with hooks or traveling blocks without additional devices, enhancing operational safety and reliability.

1. 1. 1. Back Up Tong Assembly

Our L-type back-up tong assembly is a robust addition, equipped with one complete set, utilizing a powerful motor and the Our advanced cylinder mechanics allows for seamless clamping, releasing, makeup, and breakout processes. Easily connect and remove the saver sub without a hitch. This innovative design negates the need to disassemble the tong body, streamlining drilling operations. The complete pipe handling device, integrated with a tilt mechanism and rotating head, significantly boosts efficiency in makeup and breakout operations and the arrangement of drilling tools, while substantially lowering labor intensity and reducing risk levels for staff.
Designed for a versatile drill pipe range of 85-187mm, our product offers adaptability and precision.

1. 1. 1. Featuring an integrated Internal Blow Out Preventer (IBOP) for enhanced safety and control during operations.

Components are symbiotically integrated for a robust and efficient structure. This structure efficiently combines manual and remote functionalities for optimal control. Equipped with a double ball valve that can be operated remotely or manually, offering superior technical control parameters:
Exceptional Working Pressure: 70MPa 70MPa
Thread Type 6-5/8"API REG × 6-5/8"API REG, ensuring industry-standard compatibility.
Outer Diameter (O.D.) Φ187mm, providing ample space for operational flexibility.
Inner Diameter (I.D.) 3", offering a spacious flow path.
The actuator for the remote control IBOP is engineered with paired hydraulic cylinders, a sliding sleeve, and gears. This connection ensures smooth axial movement synchronized with the main shaft's rotation. The cylinder's connection to the sliding sleeve is secured by roller contact, guaranteeing precise axial movement in tandem with the main shaft's rotation. The drive wrench facilitates the opening and closing of the manual IBOP with ease. This essential function allows for the immediate closure of the IBOP, enhancing safety during well kick or blow-out scenarios, ensuring well control integrity.
Rapidly close the IBOP in critical situations such as well kick or blow-out, assuring well control safety. or blow-out to achieve well control safety. The reliability of the IBOP sliding sleeve is enhanced through a gear rack driven by a cam gear system.
Driven by a robust gear rack and cam gear, reliability of the IBOP sliding sleeve operation is significantly improved.

1. 1. 1. Guide Rail and Carriage

Crafted with a folding guide rail assembly that includes multiple sections, connections, crown block support, adjustment beam assembly, and a comprehensive set of installation accessories. and installation accessories.
The folding design ensures quick and convenient on-site installation, saving time and effort.
The carriage and guide rail utilize a friction-based pulley structure for optimal operation.
Our system features a double-sided cam follower pulley structure, ensuring even stress distribution for each roller, thus extending its operational lifespan.

1. 1. 1. Container

For seamless transportation, our two open-top containers are strategically used; one houses the top drive body and the other the guide rail and cable assembly.

Electrical Control System

Our top drive electrical control system encompasses a main control system, electrical control room, driller's console, power and composite control cables, and grounding provisions. console, power cable, auxiliary and composite control cable, power supply cable, driller's console cable, grounding cable, etc.
This top drive system is powered by an AC asynchronous induction motor, utilizing an AC frequency conversion drive mode for precise drilling power.

1. 1. 1. Main Control System

Equipped with an advanced electrical control system featuring the ABB ACS880 AC frequency conversion speed regulating device, PLC, and auxiliary control unit. This comprehensive system boasts a self-diagnosis feature, complete protection, and anti-harmonic interference capabilities, ensuring flawless operation of the top drive.
Employing Siemens' Simatic S7-1500 series PLC, controlled via ProfiBus-DP bus, our system offers meticulous operating parameter settings and comprehensive hardware and software status monitoring.
The sophisticated main control system paired with the driller console utilizes ProfiBus bus technology, ensuring exceptional anti-interference capabilities and precision control. This reliable system is ideal for on-site application, offering seamless installation, debugging, and maintenance processes.
Within the auxiliary control unit, housed together with the PLC, you'll find top-notch Siemens electric components, known for their outstanding performance and dependability.
Experience comprehensive monitoring with our IPC system, which provides real-time displays of top drive operation parameters, system settings, alarm logs, action screens, data curves, maintenance details, and network topology functions, all at your fingertips.
The main control cabinet is thoughtfully designed, incorporating two reserved analog output interfaces for torque and speed logging signals, offering versatility with 4 ~ 20 mA or 0~10V options.
Achieve seamless connectivity with our optional reserved networking interface, enabling effortless integration with wireless or mobile networks, thus facilitating remote data transmission of the top drive.

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

Our electric drive and control system cabinets are meticulously organized within the electrical control room, ensuring robust installation and easy maintenance for lasting reliability.
The VFD room is designed for comfort and efficiency, equipped with air conditioning to maintain an optimal temperature range of 25ºC - 30ºC, ensuring peak performance of all equipment.
The interior decoration material of the control room features a sleek plastic spray steel plate, complemented by wall interface ports seamlessly connecting with external cables.
Incorporated within the electric control room is a 380V emergency power interface, empowering the system to execute make-up, breakout, and low-speed operations during special scenarios, with power demands of no less than 200KW.

1. 1. 1. Driller Console

One meticulously crafted driller console can be securely installed within the driller house, ensuring precise operation and control of the top drive system.
Engineered with a stainless steel shell, the driller console boasts a sealing structure with a positive pressure explosion-proof design, featuring robust safety mechanisms. valve, air and water separator, joints, interface, filters, etc. In case of abnormal air pressure, dynamic sound and light alarms coupled with lit indicators on the console panel provide immediate alerts. as well as the corresponding indicator light on the panel of console.
It has a comprehensive suite of functions including torque limit, elevator link tilt, backup tong operation, brake operation, IBOP operation, emergency stop, and drilling operations, complete with essential operational indicators and instruments.
Configure the switches, indicators, installing fittings, connectors, and all necessary components for seamless top drive operation.
The console panel features a vibrant 9-inch LCD screen, providing real-time displays of operational status, faults, and additional states of the top drive, ensuring you remain informed at all times.

1. 1. 1. Power Service Loop

A standard power service loop set is included to supply power seamlessly to the main motor, ensuring uninterrupted performance.
On the derrick, a terminal rack is strategically positioned to securely fix the power loop.
The loop's cable adheres to ZR specifications, ideal for domestic offshore drilling environments, ensuring safety and compliance.
Power Cable Length: 70m;
features explosion-proof connectors, certified to level Exd IIC T5, ensuring utmost safety.

1. 1. 1. Auxiliary and Control Service Loop

This auxiliary and control service loop set is meticulously matched to the power service loop length,
ensuring consistent performance over its entire 70m span.
Equipped with explosion-proof connectors, it holds the same high safety standard level Exd IIC T5.

1. 1. 1. Power Supply Cable

A proficient set of power supply cables, connecting the generator and electrical control room, spans 35m with a voltage rating of 0.6/1KV, utilizing standard wire lug connections for secure and efficient power transfer.

1. 1. 1. Control Cable of Driller Console

One set of control cable is configured to realize the power supply and communication between the driller console and the CPU, the length is 70 m

1. 1. 1. Grounding Cable

One set of grounding cable assembly is configured, using domestic made cable, including 1.5 m galvanized grounding rod (2 pcs), the length is 5 m (2 pcs).

Hydraulic Control System

The hydraulic system is integrated in the top drive body, which is composed of hydraulic source, hydraulic main control valve set, hydraulic actuator, hydraulic auxiliary parts and hydraulic oil radiator.

1. 1. 1. Hydraulic Source

The hydraulic pump of hydraulic source is the inclined axial plunger variable pump, used for hydrostatic transmission in open circuit, the flow is proportional to the drive speed and displacement, by adjusting the inclined plate Angle, the flow can be stepless adjustment, the two oil outlets on shell have excellent oil sucking characteristics, low noise, and long service life, the drive shaft can withstand axial and radial load.
The electrical circuit system of hydraulic source adopts explosion-proof design, and the electrical control box and motor all adopt explosion-proof components.
The main technical parameters of the hydraulic system include:
Rated working pressure of system : 14 MPa
Rated flow rate of the hydraulic pump: 16 mL/r

1. 1. 1. Hydraulic Valve Manifold

One set of hydraulic manifold is equipped, the plug valves adopt the WANDFLUH hydraulic components , and the solenoid valves also adopt the products of WANDFLUH Company.
:The hydraulic control valves adopt the form of plug-in type, and the solenoid reversing valves are all explosion-proof products. Its specific composition is as follows:
First line: the counterbalance system controls the oil circuit. It is composed of pressure relief overflow valve, hydraulic control check valve, throttle valve and accumulator. The main function of the counterbalance system is to balance the weight of the body to protect the threads from wearing when the joints makeup and breakout. The function of the pressure relief overflow valve is to adjust the working pressure of the balance cylinder to meet the weight of the body; the accumulator acts as buffer, shock absorption and pressure protection. The balance cylinder is equipped with safety overflow valve with pressure set of 17MPa to prevent impact load to protect the hydraulic cylinder.
Second line: the main motor brake oil circuit.,consists of EX solenoid reversing valves.
Third line: the oil circuit of motor on rotating head. It is composed of explosion-proof solenoid reversing valve and pressure regulating valve. The damping hole of solenoid valve is made of hard alloy material to improve the service life.
Fourth line: the Oil circuit of remote control internal blowout preventer (IBOP) consists of explosion-proof solenoid reversing valves.
Fifth line: the back-up tong control oil circuit. oil circuit.explosion-proof solenoid reversing valves, equipped with pressure sensor.
Sixth line: the Tilt system oil circuit. It is composed of explosion-proof solenoid reversing valve and throttle check valve and other units. The solenoid valve plays the reversing role, and the throttle check valve makes the elevator link stop in any position for a long time, which can be set to the swing state when the elevator link is in the middle position.
The above oil circuits are all set with pressure detection points to monitor the working pressure of each oil circuit. At the same time, the air in each oil circuit and oil cylinder can be discharged through the pressure measurement point to make the system work smoothly.

1. 1. 1. Hydraulic Actuator

The sophisticated hydraulic actuator is comprised of several integral components, each meticulously designed to enhance functionality and performance.
Included within this advanced system are: Counterbalance Cylinder (2 units), Brake Cylinder (2 units), Drive Motor for the rotating head (1 unit), IBOP Actuator Cylinder (2 units), Back-up Tong Cylinder (1 unit), and Tilt Cylinder (2 units).

1. 1. 1. Hydraulic Auxiliary Components

The auxiliary components of this hydraulic marvel include accumulators, precision-engineered filters, and a robust oil tank, among other essential elements.
Accumulators These essential accumulators are categorized into brake accumulators and balance accumulators, each serving a critical role in maintaining system efficiency.
The filter system is expertly divided into several types: oil filter, high-pressure filter, oil return filter, and air filter, ensuring pristine oil quality throughout the system.
An upper-mounted oil tank is strategically installed to effectively store the hydraulic oil necessary for system operation, while efficiently dissipating heat generated during processes.

1. 1. 1. Radiator

Positioned at the air inlet of the cooling blower, the radiator is powered by the main motor to dynamically cool the hydraulic oil, thereby ensuring the system's longevity and unwavering stability.