Energy-saving and environment-friendly fire cutting machine for civil air defense door

By designing an automatic scraping component and a material collection trough on the flame cutting machine for air-raid shelter doors, the problem of cutting residue affecting cutting efficiency has been solved, achieving automatic cleaning and convenient impurity treatment, and improving the performance of the cutting machine.

CN224737454UActive Publication Date: 2026-09-11ANHUI WUXING CIVIL AIR DEFENSE ENG EQUIP CO LTD
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Patent Information

Application Number
CN202522187527.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-16
Publication Date
2026-09-11
Estimated Expiration
2035-10-16

AI Technical Summary

Technical Problem

During the cutting process, the residual debris and impurities on the cutting table of the existing energy-saving and environmentally friendly flame cutting machine for air-raid shelters need to be cleaned manually, which affects the cutting efficiency.

Method used

A scraping assembly comprising a serrated scraper, a connecting seat, an L-shaped fixing rod, a guide block, a guide rod, a side plate, a threaded sleeve, a threaded rod, a rectangular plate, and a servo motor has been designed to automatically clean cutting residues. The assembly also achieves stable collection and convenient cleaning of impurities through a snap-fit ​​component and a collection trough.

Benefits of technology

It achieves automatic cleaning of cutting residue, avoiding the inefficiency of manual cleaning, improving cutting efficiency and effect, while ensuring the stability of the cutting table and convenient cleaning of impurities.

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Abstract

The utility model relates to the technical field of flame cutting machine, and disclose an energy -conserving and environment -friendly door flame cutting machine of civil air defence, including fixed frame and install position adjusting device in fixed frame inner chamber near top end department, the drive end of position adjusting device is equipped with flame cutting machine body, through the intercoordination between sawtooth scraper, connecting seat, L shape fixed rod, guide block, guide rod, side plate, threaded sleeve, threaded rod, rectangle plate, servo motor, L shape support plate, clamping block, sliding plate, pull plate, sliding seat, flat plate and extension spring these components, can drive sawtooth scraper to move back and forth on the partition plate, can clean the cutting residual debris and slag on it to the aggregate tank, avoid the debris to remain on the partition plate, thereby influence the cutting operation of civil air defence door subsequently, need not staff to clean up, improve the effect of civil air defence door cutting simultaneously.
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