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What is a Bucking Units?
- A bucking unit is a hydraulic machine used in the oil and gas industry primarily for making up or breaking out threaded connections in drilling tools and other downhole tools.
- This includes operations such as screwing together or unscrewing drill pipe, casing, tubing, and other tool joints.
- Bucking units come in various configurations, including horizontal, vertical, and mobile units, and can handle a wide range of tool sizes and types.
How to Use a Bucking Units?
- The tool or pipe to be worked on is secured in the bucking unit, which has powerful clamping and rotational mechanisms.
- For making up (assembly), the bucking unit rotates one part of the tool to screw it onto another part, applying precise torque to achieve a secure connection.
- For breaking out (disassembly), the unit applies rotational force in the opposite direction to unscrew the parts.
- The bucking unit typically provides real-time monitoring and recording of the applied torque, turns, and shoulder position to ensure proper connection/disconnection and quality control.
What Can Users Do With a Bucking Units?
- Users can safely and efficiently assemble and disassemble drill string components, casing, tubing, and downhole tools.
- They can apply precise torque to connections, ensuring the integrity of the assembled tools.
- They can track and record data on makeup/breakout operations for quality control and auditing purposes.
Benefits of a Bucking Units
- Efficiency: Bucking units significantly increase the efficiency of makeup and breakout operations compared to manual methods.
- Safety: They reduce the risks associated with manual handling of heavy and sometimes high-pressure components.
- Precision: Bucking units provide precise control over torque and rotation, ensuring proper assembly and disassembly of tools.
- Versatility: They can handle a wide range of tool sizes and types, making them versatile for various oilfield operations.
- Quality Control: By monitoring and recording operation data, bucking units support quality control and traceability in tool assembly and maintenance.
- Cost Saving: By improving efficiency and reducing the risk of damage during makeup and breakout operations, bucking units can contribute to cost savings in drilling operations.
DZZR-Ⅲ Break Out Unit
Description | Technical Specification | Qty | ||
Hydraulic power system ( Oil tankcapacity:600 L Working medium: No. 46 wear resistant hydraulic oil) | Motor: power is 22KW, speed is 1460RPM required voltage is 380V, frequency is 50HZ. | 1 | ||
Hydraulic pump type: Vane pump | ||||
Max. working pressure: 2300 Psi | ||||
Hydraulic operation console dimension: 55〃*35〃*44〃 | ||||
Hydraulic oil cooling system:mandatory Air cooling | ||||
make up/ break out main engine | Adjustable tongs | Applicable pipe range:2-4/7〃-15〃 | 1 | |
Max. clamping pressure of single cylinder: 45000LBS | ||||
Shock screwing tongs | Applicable pipe range:2-4/7〃-15〃 (Φ200-380mm need change tooth block) | |||
Make up torque:110000 Ft.1b | ||||
Break out torque:140000 Ft.1b | ||||
Shock screwing angle:35° | ||||
Base | Length:19-9/13 ′ | |||
Speed | The clamping speed of the six cylinders is 900mm/min | |||
Tongs spacing | The largest spacing:9-6/7 ′ | |||
The minimum distance:4-3/4〃 | ||||
Quick make up/ break out unit | Structure type: Open rotary | 1 | ||
Torque:2900 Ft.1b | ||||
Applicable pipe range:2-7/8〃-16〃 | ||||
Feel device | Moving dolly | Quantity: 2 Unit rated supporting force: 4500LBS, Supporting range: 73-245mm | 1 | |
Feel rail | Length:13-1/8′ | |||
Tail frame push-pull device (with 1 sets jack type moving support device) | Moving dolly | Quantity: 1 Unit rated supporting force: 4500LBS, Supporting range: 73-245mm | 1 | |
Push-pull cylinder | Stroke:2000mm | |||
Max. pulling force:40500LBS | ||||
Max. pushing force:54000LBS | ||||
Push-pull cylinder rail | Rail length:26-1/4′ | |||
Cylinder Synchronizer | The standard | Origin: Shanghai china. | ||
Cylinder seal | The standard | Taiwan. | ||
Connection seal | The standard | Taper sealing. | ||
Torque meter | The standard | The measured torque, It’s not the result of calculation. | ||
Touch screen computer | The standard | Real-time display of torque and curve,It can be printed and stored. |