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What models are there of down-the-hole drilling rigs?

2025-10-20 00:47:29 mechanical

What models are there of down-the-hole drilling rigs?

In recent years, with the rapid development of the mining, construction and basic engineering industries, down-the-hole drilling rigs have received widespread attention as efficient and precise drilling equipment. This article will introduce you to the common models and characteristics of down-the-hole drilling rigs in detail, and attach structured data to help you quickly understand the popular information in this field.

1. Introduction to down-the-hole drilling rigs

What models are there of down-the-hole drilling rigs?

A down-the-hole drilling rig is a device that drills holes in rocks through impactors and drill bits. It is widely used in mining, water conservancy projects, infrastructure construction and other fields. It is characterized by fast drilling speed, high precision and strong adaptability, especially in hard rock formations.

2. Main models of down-the-hole drilling rigs

Down-the-hole drilling rigs can be divided into various models based on different power sources, drilling diameters and application scenarios. The following are the common down-the-hole drilling rig models and their parameters currently on the market:

modelDrilling diameter (mm)Drilling depth (m)Power typeApplicable scenarios
KQJ-100B90-13030-50electricSmall and medium-sized mines and quarries
CM351105-15250-80diesel fuelLarge mining and water conservancy projects
YQ150150-20060-100HydraulicDeep exploration, basic engineering
DTH-200200-25080-120Electric/DieselLarge open-pit mines and tunnel projects
CS-300250-300100-150HydraulicUltra-deep hole drilling, special engineering

3. How to choose a suitable down-the-hole drilling rig

When choosing a down-the-hole drilling rig, you need to consider the following factors:

1.Drilling diameter and depth: Select matching models according to project requirements to avoid insufficient equipment capabilities or waste of resources.

2.Power type: Electric drilling rigs are suitable for situations with stable power supply, while diesel drilling rigs are suitable for outdoor or non-electricity environments.

3.working environment: Different models have different adaptability to rock hardness and terrain conditions, and should be selected according to the actual scene.

4.Maintenance cost: Hydraulic drilling rigs have high precision but complex maintenance, while electric drilling rigs have simple maintenance but rely on power supply.

4. Technical development trends of down-the-hole drilling rigs

With technological advancement, down-the-hole drilling rigs are developing towards intelligence, efficiency and environmental protection:

1.Intelligent control: Precise drilling is achieved through sensors and automation technology, reducing manual intervention.

2.Energy saving and environmental protection: Adopt low-noise, low-emission design to meet green construction requirements.

3.Modular design: Easy to disassemble and transport quickly, adapting to operating needs in complex terrain conditions.

5. Summary

Down-the-hole drilling rigs are important equipment in modern engineering, and their model selection directly affects construction efficiency and quality. This article sorts out the models and parameters of mainstream down-the-hole drilling rigs, and provides selection suggestions, hoping to provide a reference for your engineering decisions. For more detailed technical parameters or application cases, it is recommended to consult professional manufacturers or industry experts.

(Note: The above data is a summary of common models on the market. Specific parameters may vary depending on manufacturers and configurations.)

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