Aerodynamic performance testing device of high-speed axial flow fan

• Main Author: JIA XIONGFENG
• Format: Patent
• Language: Chinese; English
• Published: 30.08.2022
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The invention discloses a pneumatic performance testing device for a high-speed axial flow fan, and the device comprises an axial flow fan fixing cylinder, and the two ends of the axial flow fan fixing cylinder are in threaded connection with a left air box and a right air box respectively; a first sleeve and a second sleeve are respectively welded on the outer side surfaces of the left air bellow and the right air bellow; the test air pipes are inserted into the first sleeve and the second sleeve; an auxiliary fan; a console; the extension block is placed on the sliding rail, and a flow guide face is arranged in the extension block; and the rotating shaft rod penetrates through the damping screen and the throttling blades. According to the aerodynamic performance test device of the high-speed axial flow fan, the test air pipes on the left air box and the right air box are used in cooperation with the ventilation pipe with the pipe valve, the position of the fan is kept unchanged, different test requirements