Power supply and fume purification equipment

By designing the power supply and fume purification equipment, the electrical parameters of the fume purification equipment can be directly monitored, solving the problems of inaccurate monitoring and high equipment costs in existing technologies, and realizing precise management and sustainable governance of fume purification equipment.

CN224456915UActive Publication Date: 2026-07-03HANGZHOU ROBAM APPLIANCES CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HANGZHOU ROBAM APPLIANCES CO LTD
Filing Date
2025-07-28
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

The existing indirect treatment model based on online monitoring devices for cooking fumes has problems such as inaccurate monitoring, high equipment costs, difficult installation, and inability to conduct continuous supervision, resulting in unsatisfactory treatment effects and preventing its widespread adoption in various cities.

Method used

By designing a power supply and oil fume purification device, a voltage transformer, a current transformer, and a microprocessor are used to directly monitor parameters such as the input voltage, current, output voltage, and current of the oil fume purification device, which serve as health status indicators for the device, thereby achieving direct treatment of oil fumes.

Benefits of technology

It enables precise monitoring and management of fume purification equipment, reduces additional equipment investment, improves regulatory efficiency, ensures normal equipment operation, supports 220V/380V power connection compatibility, solves problems such as equipment not being powered on or malfunctioning while powered on, and achieves sustainable development of fume treatment.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224456915U_ABST
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Abstract

This invention provides a power supply and an oil fume purification device. A voltage transformer detects the input voltage of the power supply; a voltage detection circuit detects the voltage signal of the input voltage waveform; a microprocessor determines the effective value of the input voltage; a current transformer detects the input current of the power supply; a current detection circuit detects the current signal of the input current waveform; the microprocessor determines the effective value of the input current; an output voltage detection circuit detects the voltage signal of the output voltage; the microprocessor determines the effective value of the output voltage based on the output voltage signal; an output current detection circuit detects the current signal of the output current; the microprocessor determines the effective value of the output current based on the output current signal. In this method, the calculated input voltage, input current, output voltage, and output current can be used as indicators to determine the health status of the oil fume purification device, directly monitoring the device and thus achieving direct treatment of oil fumes.
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