Shaft furnace combustion control device

By using multi-point temperature detection and alternating distribution of fuel and combustion-supporting branch pipes combined with spiral guide vanes, the problem of insufficient mixing of fuel and combustion-supporting air in the vertical furnace combustion control device was solved, thereby improving combustion efficiency and reducing pollutants.

CN224552028UActive Publication Date: 2026-07-24CHANGZHOU TONGTAI HIGH CONDUCTIVITY NEW MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGZHOU TONGTAI HIGH CONDUCTIVITY NEW MATERIALS CO LTD
Filing Date
2025-08-14
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing vertical shaft furnace combustion control devices are unable to accurately detect the temperature field, resulting in insufficient mixing of fuel and combustion air, leading to low combustion efficiency and increased pollutant emissions.

Method used

By employing multi-point temperature detection and alternating distribution of fuel and combustion-supporting branch pipes, combined with spiral guide vanes and mixing enhancement components, uniform mixing and precise control of fuel and combustion air can be achieved.

Benefits of technology

It improves combustion efficiency, avoids local overburning or insufficient temperature, ensures combustion stability and temperature field uniformity in the vertical furnace, and reduces pollutant emissions.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224552028U_ABST
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Abstract

The utility model relates to the technical field of shaft furnace thermal equipment, especially a kind of vertical furnace combustion control device, including fuel delivery assembly, combustion-supporting assembly, temperature detection component and controller;Fuel delivery assembly includes fuel main pipe and at least three fuel branch pipes, fuel branch pipe one end is communicated with fuel main pipe, the other end extends to furnace body, and fuel branch pipe is evenly distributed along the circumference of furnace body, and fuel regulating valve is equipped on each fuel branch pipe;Combustion-supporting assembly includes combustion-supporting fan, combustion-supporting main pipe and at least three combustion-supporting branch pipes, combustion-supporting branch pipe one end is communicated with combustion-supporting main pipe, the other end extends to furnace body, and combustion-supporting branch pipe and fuel branch pipe are alternately spaced distribution, and air volume regulating valve is equipped on each combustion-supporting branch pipe;Temperature detection component includes at least three groups of temperature sensor groups, and each group of temperature sensor groups is spaced along the height direction of furnace body, and temperature sensor in same group is evenly distributed along the circumference of furnace body;It can detect furnace temperature field, promote fuel and combustion-supporting air mixing.
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