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Jet grout device

Jet grout device is a professional equipment used in foundation reinforcement, tunnel construction, slope stability and other engineering projects. It mainly uses high-pressure injection technology to inject grouting materials (such as cement slurry, chemical slurry, etc.) into the formation to achieve reinforcement, waterproofing, anti-seepage and other purposes

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1、 Equipment composition
Jet groove devices typically consist of the following main components:

Grouting pump: Provides high-pressure power to transport grouting materials into the grouting pipe. The performance of the grouting pump directly affects the grouting effect and construction efficiency.
Grouting pipe: Connect the grouting pump and grouting hole to transport the grouting material into the formation. The design of grouting pipes should take into account geological conditions, grouting pressure, and other factors to ensure that the grouting material can smoothly reach the predetermined position.
Spray device: located at the end of the grouting pipe, it injects grouting material into the formation through high-pressure spraying. The design of the injection device should be able to generate sufficient injection pressure, so that the grouting material can penetrate into the small cracks and pores in the formation.
Control system: used to control the operation of the grouting pump, grouting pressure, grouting volume and other parameters. Modern Jet grout devices commonly use automated control systems that can monitor and adjust grouting parameters in real-time, ensuring the stability and reliability of the grouting process.

jet injection grout pump
jet injection grout pump

2、 Working principle
The working principle of Jet groove device is mainly based on high-pressure injection technology. During the grouting process, the grouting pump pressurizes the grouting material and transports it to the formation through the grouting pipe. When the grouting material reaches the spraying device, the spraying device injects it into the formation in the form of high-pressure spraying. Under the action of jet pressure, grouting materials can penetrate into small cracks and pores in the formation, undergo physical and chemical reactions with soil particles, and form a stable reinforcement layer or waterproof curtain.

jet grouting machine
jet grouting machine

3、 Application Fields
Jet groove devices are widely used in foundation reinforcement, tunnel construction, slope stability, and other engineering fields such as construction, transportation, and water conservancy. For example, in tunnel construction, Jet groove devices can be used for advanced support, perimeter reinforcement, etc; In slope stability engineering, it can be used to reinforce slope soil and prevent landslides.

Jet grout mixer plant
Jet grout mixer plant

4、 Advantages and Characteristics
Good reinforcement effect: Jet grout device can generate high-pressure jet force, allowing the grouting material to fully penetrate into the formation, forming a stable reinforcement layer or waterproof curtain.
Strong adaptability: The equipment is suitable for various geological conditions and grouting materials, and can meet the needs of different projects.
High construction efficiency: The automated control system can monitor and adjust grouting parameters in real time, improving construction efficiency and quality.
Environmental protection and energy conservation: The equipment pays attention to environmental protection and energy conservation in the design and use process, reducing the impact on the environment.

Cement Grouting Pump for Single Pipe, Double Pipe and Triple Pipe Rotary Jet Pile Construction
Cement Grouting Pump for Single Pipe, Double Pipe and Triple Pipe Rotary Jet Pile Construction
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