一种排气系统用隔热防火罩

By using a motor-driven reflector assembly and an air pressure balancing mechanism, the problem of poor heat insulation and temperature control in the exhaust system fireproof cover under high-temperature conditions is solved. This achieves active reflection of external light and heat and internal airflow circulation heat exchange, providing all-round heat insulation and fire protection.

CN122407927APending Publication Date: 2026-07-17HEBEI KEHAOTE TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HEBEI KEHAOTE TECH CO LTD
Filing Date
2026-05-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing exhaust system fireproof cover cannot actively adjust the angle of external light and heat radiation blocking. Under open-air sunlight and high temperature environment, external heat can easily penetrate, resulting in aggravated temperature rise around the pipe, poor heat insulation and temperature control effect, and lack of active airflow heat exchange structure.

Method used

The reflector assembly is driven by a motor and adjusts the reflector angle through a gear and ring transmission system. Combined with an inert gas heat insulation chamber and a pressure balancing mechanism, it can actively reflect external light and heat and perform internal airflow circulation heat exchange. It is equipped with a magnetic strip cleaning roller and a multi-layer heat insulation protection structure.

Benefits of technology

It achieves the reflection of external light and heat radiation while reducing internal heat intrusion, preventing the aging of heat insulation components, keeping the reflector clean, providing all-round heat insulation and fire protection, preventing heat accumulation and spark leakage, and improving the overall heat insulation and temperature control effect.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开了一种排气系统用隔热防火罩,属于隔热防火技术领域,包括排气管道主体,排气管道主体的外表面设置有防火机构,防火机构3包括安装在排气管道主体外表面的防火外壳,防火外壳的表面设置有隔热机构,隔热机构包括设置在防火外壳表面的反光组件,反光组件包括转动安装在防火外壳外表面的多个阻尼转轴,阻尼转轴的表面设置有反光板部件,多个反光板部件通过连接绳固定连接,本发明通过电机驱动螺杆转动,带动气筒内部活塞往复滑动,借助连接绳即可同步带动所有反光板部件绕阻尼转轴完成角度调节,能够依据外界光照、环境温度灵活调整反光角度,有效反射外界光热辐射,大幅降低外部热量向罩体内部侵入。
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