Dust explosion-proof electrostatic generator

By using impact-resistant sheets and protective circuits made of hardened PC endurance board material in electrostatic spraying equipment, the problem of easy damage to electrostatic generators has been solved, and explosion-proof and safety have been improved.

CN116111549BActive Publication Date: 2026-07-10FOSHAN DELIER TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
FOSHAN DELIER TECH CO LTD
Filing Date
2023-03-08
Publication Date
2026-07-10

AI Technical Summary

Technical Problem

The electrostatic generators in existing electrostatic spraying equipment are easily damaged when subjected to external impacts or drops, which may lead to sparks and safety accidents, and there is a lack of effective explosion-proof measures.

Method used

A dust explosion-proof electrostatic generator was designed, which uses an impact-resistant sheet and a protective frame made of hardened PC endurance board material, combined with a protection circuit including a transformer, a rectifier and voltage regulator circuit, an overload protection circuit and an oscillation circuit, to prevent damage to the internal components of the electrostatic generator and the generation of sparks.

Benefits of technology

It effectively prevents the electrostatic generator from being damaged by external impact or vibration, avoids the generation of sparks, and improves the safety and reliability of the equipment.

✦ Generated by Eureka AI based on patent content.

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    Figure CN116111549B_ABST
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Abstract

A kind of dust explosion-proof electrostatic generator, including equipment main body, powder supply device, spray gun controller and spray gun, the powder supply device is installed in the rear of equipment main body, the spray gun controller is installed on equipment main body and connects powder supply device, the spray gun is connected on powder supply device, the spray gun controller is equipped with electrostatic generator for charging paint powder, the electrostatic generator includes generator body, numerical control panel and wiring panel, the spray gun controller is equipped with front protective plate for protecting numerical control panel and rear protective plate for protecting wiring panel, by setting protective assembly for protecting panel from the impact of external force on the outside of numerical control panel, the protective assembly includes impact-resistant sheet, the impact-resistant sheet is made of hardened PC resistance plate material, the impact resistance of PC resistance plate is high, it is 250 times higher than traditional glass, 30 times higher than acrylic plate material, the surface hardness of PC resistance plate treated by hardening process can reach 3H-4H, greatly improve the protection performance.
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