A circulating fluidized bed boiler slag discharging system and a blockage cleaning device thereof

The mechanized unblocking device, consisting of a slag-clearing rod and a power source, solves the problem of clogging in the ash discharge system of a circulating fluidized bed boiler, achieving efficient and safe unblocking results and reducing the labor intensity and safety risks for operators.

CN224352974UActive Publication Date: 2026-06-12GUANGXI JINGUI PULP PAPER

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUANGXI JINGUI PULP PAPER
Filing Date
2025-06-11
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

In the ash discharge system of a circulating fluidized bed boiler, the ash discharge pipe is prone to blockage due to incompletely burned coal particles or large foreign objects. Existing unblocking devices are inefficient and pose safety hazards.

Method used

A device for clearing blockages in a boiler ash discharge system was designed. It is a mechanized system consisting of a ash-poke rod and a power source. The ash-poke rod mechanically impacts the blockage, and the system is automated by combining a guide sleeve and a limiting component.

🎯Benefits of technology

It improved the efficiency of unblocking, reduced the labor intensity and safety risks for operators, and ensured the smooth operation and safety of the slag discharge system.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of unblocking device of boiler deslagging system and the circulating fluidized bed boiler deslagging system comprising the device, it relates to the technical field of boiler auxiliary equipment.The unblocking device includes poking slag rod, power source and driving mechanism.Corresponding to the setting of boiler area to be cleaned, poking slag rod is used to impact the blockage of this area;Driving mechanism connects poking slag rod and power source, and the power of power source is converted into the impact movement of poking slag rod towards blockage to remove blockage.The unblocking device can realize the accurate guidance of poking slag rod, reciprocating linear impact and stroke control by further integrating guide sleeve, screw transmission and limiting component etc.The utility model safely and efficiently removes boiler slag pipe blockage in mechanized, automated mode, improves unblocking efficiency and operation safety, and ensures smooth deslagging of boiler.
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