What are the features of the pneumatic anchor rod drill?

2025-09-12

As the core equipment for anchor support operations in underground projects such as coal mines and tunnels, the pneumatic anchor rod drill has powerful functions and remarkable characteristics.

MQT 130/4.2 Pneumatic Anchor Rod Drill

1. High safety, suitable for use in high-risk environments

The pneumatic anchor rod drill is powered by compressed air, and no electric sparks are generated during operation, avoiding the risk of gas and coal dust explosions caused by electrical equipment during work. It is particularly suitable for equipment used in environments prone to fire and explosion. At the same time, the power transmission of the pneumatic anchor rod drill relies on air, and does not involve fuel, hydraulic oil, etc., and will not cause environmental pollution underground due to leakage.

2. Can be used in harsh environments, with high reliability

The pneumatic anchor rod drill is resistant to dust and moisture, has a relatively simple structure, and the internal mechanical components have a well-designed sealing design, which can work stably in common high-dust and high-humidity environments in underground projects. It is not prone to dust blockage or short circuits due to moisture, and is less likely to encounter malfunctions. Moreover, the core components of the pneumatic anchor rod drill are made of sturdy materials, have good impact resistance, and can maintain good stability even under long-term high-intensity operation.

3. Convenient operation and maintenance

Compared with other equipment, the pneumatic anchor rod drill is lighter in weight, smaller in size, and easier to move. Moreover, the maintenance cost is low. The pneumatic anchor rod drill has a simple structure, easy disassembly and assembly, and daily maintenance only requires regular dust cleaning, lubricant replacement, etc., without complex system maintenance, and the technical requirements for maintenance are not high.

MQT 130/4.0 Pneumatic Anchor Rod Drill

4. Limitations of the pneumatic anchor rod drill

The pneumatic anchor rod drill is relatively dependent on external air sources. It requires a compressor and air duct for matching, so the movement range is limited by the length of the air duct. Moreover, it is noisy when in use, and protective equipment such as earplugs must be worn during use. Long-term operation may affect hearing. At the same time, when working in extremely hard rock or deep-hole operations, the efficiency of the pneumatic anchor rod drill may be lower than that of the hydraulic anchor drill.

Aspect Key Points
Core Function Anchor support in underground mines/tunnels
Power Source Compressed air
Safety Explosion-proof no electric sparks
Environmental Adaptability Dustproof moisture resistant
Durability Robust construction impact resistant
Ease of Operation Lightweight portable design
Maintenance Simple structure low upkeep cost
Limitations Compressor dependency limited mobility
Noise Level High requires hearing protection
Hard Rock Efficiency Less efficient than hydraulic drills


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