Exhaust fan structure for suspended ceiling

An exhaust fan structure for a suspended ceiling comprises an impeller arranged in an air duct of a fan frame and connected with a rotating shaft of a motor, a cover plate with ventilation holes is connected to the fan frame in a covering mode, a cavity used for containing the motor is formed in the...

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Bibliographic Details
Main Authors YUAN WEIDONG, LI WUNAN
Format Patent
LanguageChinese
English
Published 25.01.2022
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:An exhaust fan structure for a suspended ceiling comprises an impeller arranged in an air duct of a fan frame and connected with a rotating shaft of a motor, a cover plate with ventilation holes is connected to the fan frame in a covering mode, a cavity used for containing the motor is formed in the fan frame, and the cavity is located at the bottom of the air duct and extends towards the bottom of the air duct to form a third positioning boss. The fan frame is provided with an assembly cavity used for containing electronic components, the assembly cavity is located on the outer side of the air channel, the opening direction of the air channel is opposite to the opening direction of the assembly cavity, and the wire outlet hole faces the opening direction of the assembly cavity. The exhaust fan structure for the suspended ceiling further comprises a positioning cover, one end of the positioning cover is connected with the third positioning boss, and the other end of the positioning cover is connected to the o
Bibliography:Application Number: CN202121483225U