Fire door having air flow regulated

The utility model provides an air quantity regulating stove door which comprises a stove mouth, an air channel, and a stove door. The utility model is characterized in that the stove mouth and the air channel are cast into integration, and the air channel whose sectional areas increased gradually fr...

Full description

Saved in:
Bibliographic Details
Main Author DEXI MA
Format Patent
LanguageEnglish
Published 11.08.1999
Edition6
Subjects
BLASTING
DOMESTIC STOVES OR RANGES FOR SOLID FUELS
HEATING
LIGHTING
MECHANICAL ENGINEERING
RANGES
VENTILATING
WEAPONS
Online AccessGet full text

Cover

More Information
Summary:The utility model provides an air quantity regulating stove door which comprises a stove mouth, an air channel, and a stove door. The utility model is characterized in that the stove mouth and the air channel are cast into integration, and the air channel whose sectional areas increased gradually from outside to inside is led to the center of a stove cavity from the stove mouth. The center of the stove cavity is bent upwards to form a bent tube with a right angle, and the bent tube is connected with a stove bladder. The left side of the outer end face of the stove mouth is provided with a fixing screw nail around which the fire door can rotate an arbitrary angle, and the relative positions of the stove door and the stove mouth can be changed according to rotary angles. With air force concentrated in the center of the stove cavity, the utility model has the advantages of high combustion efficiency of coal briquettes, favorable sealing performance of the stove door, and regulated air quantity and is suitable for restaurants and family kitchens.
Bibliography:Application Number: CN1998217135U