A wind power demonstration device for a range hood

By integrating piezoelectric ceramic atomizing plates and Venturi exhaust pipes, and combining them with air guide plate adjustment, a highly realistic smoke simulation of the range hood's airflow demonstration device was achieved. This solved the problems of unstable smoke and complex cooking scenario simulation, and improved the intuitiveness and accuracy of range hood performance evaluation.

CN224417417UActive Publication Date: 2026-06-26GUANGDONG SHENGQILIN INTELLIGENT TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUANGDONG SHENGQILIN INTELLIGENT TECH CO LTD
Filing Date
2025-07-17
Publication Date
2026-06-26

AI Technical Summary

Technical Problem

Traditional range hood fan demonstration devices suffer from problems such as unstable smoke generation, easy diffusion, inability to simulate the rising path of real cooking fumes and complex cooking scenarios, resulting in poor visualization effects.

Method used

The system uses piezoelectric ceramic atomizing plates and a liquid supply system to stably generate smoke. Combined with the Venturi effect and a multi-ring exhaust pipe assembly, it achieves directional smoke discharge and multi-source oil fume simulation. The airflow direction is adjusted by the air guide plate to form a highly realistic smoke screen.

Benefits of technology

It significantly improves the directionality and rising speed of smoke, and can simulate the diffusion pattern of multi-source real oil fume with high fidelity, intuitively demonstrating the performance of the range hood, and solving the problems of smoke dispersion and unstable flow of traditional devices.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to wind power demonstration device technical field, concretely relates to a kind of range hood wind power demonstration device, including ground cabinet, stove installed on ground cabinet, smoke generating device for simulating oil fume installed on stove, vertical installation surface located at the back of ground cabinet, range hood installed on vertical installation surface;Smoke generating device includes: container assembly, including detachably installed on stove solution tray and the sealing cover covering its top;By integrated piezoelectric ceramic atomizing sheet and accurate metering liquid supply system, controllable smoke is stably generated, combined with venturi exhaust pipe group with tapering throat and 12 ° diffusion angle and fan, the directivity and rising speed of smoke are significantly improved;Twelve spouts of inner and outer double-ring distribution cooperate with adjustable air deflector, can high-fidelity simulate multi-source real oil fume diffusion form, intuitively and dynamically show the trapping efficiency and wind power distribution effect of range hood to different position oil fume.
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