Fan blade with adjustable length

The utility model relates to the technical field of silicone oil fans, and discloses a length-adjustable fan blade which comprises a mounting ring block and a blade seat, the bottom of the blade seat is fixedly connected with a mounting sleeve shell, one side of the inner wall of the mounting sleeve...

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Bibliographic Details
Main Author TANG ZIZHI
Format Patent
LanguageChinese
English
Published 21.06.2024
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:The utility model relates to the technical field of silicone oil fans, and discloses a length-adjustable fan blade which comprises a mounting ring block and a blade seat, the bottom of the blade seat is fixedly connected with a mounting sleeve shell, one side of the inner wall of the mounting sleeve shell is fixedly connected with a connecting cylinder, and the side face of the connecting cylinder is fixedly connected with a connecting sleeve ring. According to the fan blade with the adjustable length, idling is formed, in the rotating process of a threaded rod, an extension blade fixedly connected with a connecting arm at the top of a moving block is controlled to move out of the interior of a blade seat through the limiting effect of a mounting sleeve shell on the moving block, and in the moving-out process, the extension blade slides on the surface of a limiting transverse rod; according to the adjustable fan blade, the adjusting length can be obtained by extending the scale grooves formed in the surfaces
Bibliography:Application Number: CN202323237511U