rotary jet grouting rig for complex foundation projects

The rotary jet grouting rig is an efficient and versatile ground treatment device that uses high-pressure jet grouting technology to strengthen and improve soil. It is suitable for foundation reinforcement, cut-off walls, and soil improvement projects in various complex geological conditions.

Description

Rotary Jet Grouting Rig

Rotary jet grouting rig is an advanced piece of equipment that integrates efficient borehole formation, ground reinforcement, and multifunctional construction capabilities. Not only can the rotary jet grouting rig meet a variety of ground treatment processes, but it can also be flexibly configured according to different project requirements, making it widely applicable to construction environments with complex geological conditions.

Main Features of Rotary Jet Grouting Rig

  • 1. Equipped with a dual-motor rotary drive system that delivers powerful torque, with a peak value of up to 3500NM, providing ample power.
  • 2. Wide adaptability, capable of stable operation in various geological formations.
  • 3. Possesses a pulling force of up to 40kN, which enhances construction efficiency.
  • 4. Strong process compatibility: in addition to jet grouting, it can also be used for anchoring and other construction processes.
  • 5. Diverse accessory modules: users can select or add modules such as single, double, or triple jetting, swing jet, fixed jet, and anchoring modules according to project needs.
  • 6. Fully hydraulic operation system for easy maintenance, and equipped with stepless speed regulation unit, making lifting and drilling operations smoother.
  • 7. Complete range of drilling tools: various jet grouting drill tools have been developed, including single, double, triple, fixed jet, and swing jet types to meet different engineering demands.
  • 8. Flexible combination options: users can choose equipment combinations based on project development to achieve the best performance-to-price ratio.

Application Fields

  1. Foundation reinforcement and improvement
  2. Various types of jet grouting construction
  3. Anchoring engineering
  4. Diaphragm wall construction
  5. Foundation pit support and slope stabilization
  6. Tunnels, subways, and other underground projects
  7. Engineering projects requiring multifunctional borehole formation and jetting
Technical Parameters
rotary jet grouting rig for complex foundation projects
Process Performance HS-25A
Jet Grouting Pile Diameter (mm) Single 400 to 600, Double 600 to 1200, Triple 800 to 1600
Hole Depth (m) 20 to 40
Anchoring Drilling Diameter (mm) φ90 to φ168
Drilling Depth (m) 30 to 60
Jet Grouting and Anchoring Drilling Angle (degree) 0 to 90
Max. Output Torque (N.m) 3500
Max. Output Speed (r/min) 95
Power Head Lifting Force (kN) 40
Power Head Pressing Force (kN) 25
Lifting Speed (m/min) 0 to 1.5, 9, 11
Pressing Speed (m/min) 2.5, 15, 18
Power Head Stroke (mm) 2300
Motor Power (kW) 22+1.5
Working Dimensions (L x W x H) (mm) 3100x1500x3750
Transport Dimensions (L x W x H) (mm) 3100x1500x1500
Weight (kg) 1400
Installation Type Pipe-walking Type