Photocatalytic degradation of formaldehyde device

By adjusting the distance between the ultraviolet lamp and the photocatalytic mesh plate in the photocatalytic formaldehyde degradation device, the problems of complex structure and fixed light intensity of existing equipment are solved, and the light intensity can be flexibly adjusted, thus improving the flexibility and economy of the experiment.

CN224506749UActive Publication Date: 2026-07-17SHANGHAI INST OF TECH
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI INST OF TECH
Filing Date
2025-07-31
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing photocatalytic formaldehyde degradation reaction equipment is complex in structure, expensive, and has a fixed light intensity that cannot be flexibly adjusted, which limits the experimental adjustability and economy of catalyst performance research.

Method used

By plugging and unplugging the photocatalytic mesh plate to different positions inside the transparent reactor, the distance between the ultraviolet lamp and the photocatalytic mesh plate can be adjusted, thereby flexibly adjusting the light intensity to meet the experimental requirements for photocatalytic degradation of formaldehyde.

Benefits of technology

This method enables the study of catalyst performance by adjusting light intensity under low-cost conditions. It has a simple structure and obvious effects, reduces experimental errors, and improves the flexibility and economy of the experiment.

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Abstract

The utility model belongs to the field of catalyst performance detection discloses a kind of photocatalytic degradation formaldehyde device, including, transparent reactor, its inside has reactor chamber, reactor chamber extends along the extension direction of transparent reactor itself, and open on the upper surface of transparent reactor, ultraviolet lamp is fixedly installed on the inside lateral wall of reactor chamber, the inside bottom of reactor chamber has several installation grooves, and one installation groove is detachably installed with photocatalytic net board, photocatalytic net board is respectively detachably installed in several installation grooves, to change the distance between ultraviolet lamp and photocatalytic net board.In the utility model, photocatalytic net board is respectively inserted and pulled type installation in different installation grooves in transparent reactor, change the distance of this photocatalytic net board in transparent reactor, adjust the intensity of illumination by adjusting the distance between ultraviolet lamp and catalyst on photocatalytic net board, the structure of the scheme is simple and the effect is obvious, it is beneficial to study the performance of catalyst under the condition of low cost.
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