A buffer-type blasting shock absorption device for underground phosphate mines

By designing a buffer-type blasting shock absorption device with quick replacement of vulnerable components, rapid assembly of splicing components, and protective components, the problems of inconvenient replacement of vulnerable parts and flying debris in existing devices have been solved, achieving efficient maintenance and safe use.

CN224285687UActive Publication Date: 2026-05-26HEBEI PROVINCE FANSHAN PHOSPHORITE CO LTD +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEBEI PROVINCE FANSHAN PHOSPHORITE CO LTD
Filing Date
2025-09-05
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing shock absorption devices are inconvenient to replace vulnerable components and lack protection. During explosions, they may cause debris to fly, posing a safety hazard.

Method used

A buffer-type blast shock absorber was designed, featuring quick replacement of vulnerable components, rapid assembly of splicing components, and protective components. It includes a support frame, damping components, buffer components, and protective components. Quick replacement and assembly are achieved through elastic elements and movable pull rings to prevent debris from flying.

Benefits of technology

It improves the maintenance efficiency of the device, adapts to use in blast holes of different depths, prevents debris from injuring people and damaging property, and enhances safety and work efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model belongs to the field of mining blasting technology, and particularly relates to a buffer-type blasting vibration damping device for underground phosphate mines. A buffer-type blasting vibration damping device for underground phosphate mines includes: a support frame, on which multiple arc-shaped fixing rings are fixedly installed respectively; multiple damping components are respectively provided inside the support frame; each damping component includes an arc-shaped block disposed inside the support frame; an arc-shaped groove is formed on one side of the arc-shaped block; and two mounting grooves are respectively formed at the top and bottom of the arc-shaped block. The buffer-type blasting vibration damping device for underground phosphate mines provided by this utility model has the advantages of: the inclusion of replaceable components, allowing for rapid replacement of vulnerable components and improving work efficiency; the inclusion of splicing components, allowing for rapid combination of multiple components to adapt to blast holes of different depths; and the inclusion of protective components, used in conjunction with the fixing components, preventing injury and damage from flying debris.
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