A high-purity nitrogen gas purification preparation device

By designing a filter assembly that facilitates the replacement of activated carbon filter elements and a cleaning assembly for high-temperature steam regeneration, the problems of inconvenient activated carbon filter element replacement and low molecular sieve regeneration efficiency have been solved, achieving efficient operation of the high-purity nitrogen preparation unit and extending equipment life.

CN224474808UActive Publication Date: 2026-07-10SUZHOU HAIYU SEPARATION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SUZHOU HAIYU SEPARATION TECH CO LTD
Filing Date
2025-05-15
Publication Date
2026-07-10

AI Technical Summary

Technical Problem

Existing adsorption towers are not convenient for quick replacement of activated carbon filter elements, which affects the filtration effect, and the molecular sieve regeneration efficiency is low.

Method used

A high-purity nitrogen purification and preparation device including a filtration component and a cleaning component was designed. The filtration component facilitates the rapid replacement of the activated carbon filter element through a clamping plate and spring structure. The cleaning component regenerates the molecular sieve with high-temperature steam and cleans the impurities inside the adsorption tower using scrapers and screw conveyors.

Benefits of technology

It enables rapid replacement of activated carbon filter elements, extending the service life of the equipment, and improves the regeneration efficiency of molecular sieves through high-temperature steam regeneration, ensuring the efficient operation of the device.

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Abstract

The utility model discloses a kind of high-purity nitrogen gas purification preparation devices, it is related to gas preparation equipment technical field, including adsorption tower, the adsorption tower surface is fixedly connected with two gas pipes one, the filter assembly is provided at the adsorption tower bottom, the cleaning assembly is provided in the adsorption tower, the adsorption tower inside is fixedly connected with multiple molecular sieve plate, the filter assembly includes filter bin, the filter bin is set in adsorption tower bottom, two fixed plates one are fixedly connected in the left side of filter bin interior, fixed plate two are fixedly connected in the right side of filter bin interior. The utility model can effectively filter the impurities in air by filter assembly, thereby ensuring the sustained efficiency of filter assembly, also prolong the service life of equipment, by cleaning assembly, molecular sieve in the adsorption tower interior can be cleaned to significantly reduce the regeneration time of molecular sieve, restore its adsorption performance.
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