large diameter raise borer for underground shaft projects

The large diameter raise borer is an efficient machine specifically designed for excavating large-diameter vertical and inclined shafts in mining and civil engineering projects. With a modular structure, strong adaptability, and reliable performance, it efficiently handles various complex geological conditions to achieve high-quality shaft construction.

Description

The Large Diameter Raise Borer

The large diameter raise borer is a highly efficient machine specifically developed for large-scale shaft excavation. The equipment is composed of three main modules: the power unit, the main drilling unit, and the crawler-type transport vehicle. This compact modular design allows for rapid underground relocation without the need for complex disassembly procedures. Its structure is optimized for operations in low and narrow underground environments, demonstrating excellent adaptability in challenging conditions.

Main Features of the Large Diameter Raise Borer

  1. Modular Design: The system consists of a power unit, main drilling body, and transport vehicle, making transportation and underground assembly convenient and significantly improving transfer efficiency.
  2. High Adaptability: Capable of flexible operation in confined and complex underground spaces, adapting to a variety of working conditions.
  3. Closed Heavy-Duty Drive System: Innovative drive technology enhances rock breaking performance, allowing the machine to tackle diverse and complex geological formations.
  4. Multi-Function Handling: The optional crawler transport vehicle can be equipped with various attachments for handling drill rods, cutter heads, water pumps, and other materials, meeting a wide range of construction needs.

Application Areas of the Large Diameter Raise Borer

  1. Suitable for large-diameter shaft excavation projects in mining, tunneling, and related fields.
  2. Ideal for underground construction projects requiring frequent relocation and operations in confined spaces.
  3. Applicable to shaft excavation and material handling under complex geological conditions and various underground work scenarios.
Technical Parameters
large diameter raise borer for underground shaft projects
Item Unit BY-R200V BY-R236V BY-R276V
Operation Parameters Nominal Shaft Diameter mm 5000 6000 7000
Maximum Shaft Diameter mm 6000 7200 8000
Maximum Shaft Depth m 600 600 1000
Pilot Hole Diameter mm 350 350 431
Shaft Angle degree 90
Thrust Parameters Thrust Force kN 4200 4200 6700
Retract Force kN 8600 8600 14000
Thrust Stroke mm 2195 2195 2755
Rotation Parameters Rated Torque kN.m 560 690 971
Peak Torque kN.m 800 980 1154
Rotation Speed r/min 0 to 28 0 to 22 0 to 20
Travel Parameters Travel Speed km/h 0 to 1.8 0 to 1.8 0 to 2
Gradeability degree 14 14 14
Ground Clearance mm 250 250 250
Diesel Engine Power kW 96 (China IV) 96 (China IV) 154 (China IV)
Diesel Tank Capacity L 170 170 270
Power Parameters Main Motor Power kW 400 400 630
Voltage V 380, 660, 1000, 1140
Hydraulic System Rated System Pressure MPa 35 35 35
Hydraulic Tank Capacity L 655 (Pump Station) + 370 (Chassis) 770 (Pump Station) + 450 (Chassis)
Filtration Accuracy μm 10 10 10