Desulfurization and denitrification device for high-temperature composite filter bag production

By using pulsed electromagnets to drive high-frequency shaking of high-temperature composite filter bags and the use of SCR catalysts, the problem of gypsum particle caking in high-temperature composite filter bags has been solved, achieving efficient dust removal and denitrification while reducing the equipment's footprint.

CN224141852UActive Publication Date: 2026-04-21JIANGSU XIONGFENG ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
1 Cites 0 Cited by

Patent Information

Application Number
CN202520974276.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-18
Publication Date
2026-04-21
Estimated Expiration
2035-05-18

AI Technical Summary

Technical Problem

Existing desulfurization and denitrification devices have difficulty cleaning gypsum particles from high-temperature composite filter bags in a timely manner, leading to caking, affecting filtration efficiency, and the equipment occupies a large area.

Method used

A desulfurization and denitrification device for the production of high-temperature composite filter bags was designed. The device uses a pulsed electromagnet to drive the high-temperature composite filter bags to shake off gypsum particles. Under the action of SCR catalyst, the device achieves dust removal and denitrification of flue gas. Combined with the chemical reaction in the desulfurization tower to generate gypsum particles, the device achieves an integrated design of dust removal and denitrification.

Benefits of technology

It effectively avoids the caking of gypsum particles, improves the filtration performance of high-temperature composite filter bags, and reduces the floor space required for the equipment.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The utility model belongs to the technical field of waste gas treatment, and particularly relates to a desulfurization and denitrification device for producing a high-temperature composite filter bag, which comprises a base, a box body is mounted on the base through a fixing frame, a fixing plate is mounted on the inner wall of the box body, two sliding chutes are symmetrically formed in the bottom side of the fixing plate, iron sheets are mounted on the side walls of the sliding plates, and the iron sheets are mounted on the side walls of the sliding plates. A pulse electromagnet is installed on the inner wall of the box body, a high-temperature composite filter bag is installed on the frame, gypsum particles in flue gas are filtered and intercepted through the high-temperature composite filter bag, in the process, the frame drives the high-temperature composite filter bag to shake at high frequency, and the gypsum particles on the high-temperature composite filter bag shake at high frequency under the action of vibration force. According to the structure, gypsum particles on the high-temperature composite filter bag can be continuously cleaned, the gypsum particles on the high-temperature composite filter bag are prevented from being hardened, the cleaning effect of the high-temperature composite filter bag is improved, and the filterability of the high-temperature composite filter bag is improved.
Need to check novelty before this filing date? Find Prior Art