A dust removal device for calcining furnace packing

By setting up main ventilation ducts and U-shaped ventilation ducts around the calcining furnace, and combining them with dust collectors and electric cylinder control, the problem of dust generation when the calcining furnace filling material falls has been solved, achieving a highly efficient dust removal effect and improving the working environment.

CN224285483UActive Publication Date: 2026-05-26JIMENG CARBON CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIMENG CARBON CO LTD
Filing Date
2025-06-10
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

The roasting furnace generates a large amount of dust during the falling of the filling material, resulting in serious dust exceeding the standard in the working environment, affecting work safety and environmental hygiene.

Method used

Main ventilation ducts and U-shaped ventilation ducts are set up around the furnace chamber and equipped with dust collectors. Dust is drawn in through the air inlet and treated by the dust collectors. Combined with electric cylinders to control the opening and closing of the air ducts, the air volume configuration is optimized to improve the dust removal effect.

Benefits of technology

It effectively reduced the spread of dust, lowered surrounding dust pollution, improved the working environment, and increased dust removal efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224285483U_ABST
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Abstract

This utility model discloses a dust removal device for calcining furnace filling material, including a furnace chamber and a fire channel wall. Multiple rectangular furnace chambers are arranged side-by-side, enclosed and divided by the fire channel wall. A main ventilation duct is located above the same side of each furnace chamber, and a U-shaped ventilation duct is located above the perimeter of each furnace chamber. Both ends of each U-shaped ventilation duct are connected to the side wall of the main ventilation duct. Multiple air inlets are located on the side wall of the U-shaped ventilation duct facing the furnace chamber. A secondary ventilation duct is connected to one side of the main ventilation duct, and an air outlet is located at the top of the secondary ventilation duct. The dust collector's suction port is connected to a corrugated pipe, which is fixedly connected to the air outlet by a pipe clamp. Multiple electric cylinders are inserted through the side wall of the main ventilation duct, and a cover plate is fixed to the extension end of each electric cylinder. A ventilation window is fixed to the end of the U-shaped ventilation duct, and the cover plate fits against the ventilation window. Advantages: Dust from the furnace opening can be sucked into the main ventilation duct and the U-shaped ventilation duct, and finally removed by the dust collector, reducing diffusion and lowering surrounding dust pollution.
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