Method for monitoring the performance of a dust collector, dust collection mechanism of a drilling machine, and rock drilling rig

The dust collection mechanism with a power-monitoring controller addresses water intrusion issues by adjusting operations to maintain suction flow and protect the system, enhancing operational reliability and safety.

JP2026086358APending Publication Date: 2026-05-26SANDVIK MINING & CONSTR OY

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
SANDVIK MINING & CONSTR OY
Filing Date
2025-10-23
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing dust collection mechanisms in excavation devices face challenges in managing water intrusion into dust collectors, which can lead to operational hazards and inefficiencies due to filter clogging and blockages, especially in unpredictable water holes during rock and soil excavation.

Method used

A dust collection mechanism with a controller that monitors input power to the suction device, automatically adjusting operations such as filter cleaning, suction device control, and operator notification based on power changes, ensuring consistent suction flow and preventing damage from water intrusion.

Benefits of technology

Maintains maximum suction power and prevents damage by stopping the suction device upon sharp power drops, increasing filter cleaning for gradual drops, and notifying operators, thus ensuring reliable dust collection and equipment protection.

✦ Generated by Eureka AI based on patent content.

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  • Figure 2026086358000001_ABST
    Figure 2026086358000001_ABST
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Abstract

We provide an improved dust collector for drilling equipment and an improved method for monitoring the performance of the dust collector. [Solution] A method for monitoring the performance of a dust collector of an excavation device, comprising: supplying suction force by a suction device to draw air from a borehole into the dust collector; collecting dust from the air drawn in from the borehole using a filter; monitoring the input power of the suction device; transmitting the input power data to a controller; and if the input power decreases, the controller automatically selects an action.
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