A coal mine underground explosion-proof camera fixing device

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By combining a fixed rod, nut, and screw, along with the telescopic design of the sleeve and connecting rod, and the cooperation of the turntable and positioning pin, the problem of frequent installation and adjustment of traditional explosion-proof cameras in underground coal mines is solved. This enables rapid and stable position and angle adjustment, reducing the workload of staff.

CN224533887UActive Publication Date: 2026-07-21GUIZHOU PANJIANG REFINED COAL

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Patent Information

Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner: GUIZHOU PANJIANG REFINED COAL
Filing Date: 2025-06-05
Publication Date: 2026-07-21

AI Technical Summary

Technical Problem

The traditional method of installing explosion-proof cameras in underground coal mines requires frequent adjustments, which increases the workload of staff and limits the camera's range.

Method used

The explosion-proof camera uses a combination of a fixed rod, nut, and screw, combined with the telescopic design of the sleeve and connecting rod, and achieves rapid position and angle adjustment through the cooperation of the turntable and positioning pin.

Benefits of technology

It enables rapid, stable, and reliable adjustment of the position and angle of the explosion-proof camera, reducing the workload of staff and improving the flexibility and efficiency of installation.

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Abstract

A kind of coal mine underground explosion-proof camera fixing device, including fixed rod, fixed rod uses telescopic rod, fixed rod bottom end connects nut, nut is threadedly connected screw rod, screw rod is horizontally arranged and screw rod end is connected fixed plate, fixed plate middle part is rotatably connected shaft by bearing seat, the top of shaft is equipped with turntable, turntable is installed in the center of camera, multiple fixed holes are opened in the edge of turntable and fixed plate in circumferential direction, and positioning pin bottom end passes through the fixed hole in the fixed plate and turntable to fix turntable;By adjusting the relative position of fixed rod, screw rod and turntable, the installation position of explosion-proof camera can be quickly adjusted, and the problem of needing to disassemble and reassemble currently is solved.

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