Electric fan

• Main Authors: LU, YOU-ZHI, LIN, YUNG-PING, MA, XIAO-GUANG, LIN, YUING, WANG, LI-PING, CHEN, JING-SHU
• Format: Patent
• Language: Chinese; English
• Published: 01.12.2023
• Subjects: BLASTING; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; HEATING; LIGHTING; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PRINTED CIRCUITS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

A electric fan comprises a base, a top cover and a rotating part, the top cover is connected with the base through a rotating part, the base toward the top cover is provided with a mounting sleeve, the rotating part is rotationally accommodated in the mounting sleeve; The electric fan also includes a protective cover, the protective cover is arranged between the top cover and the installation cover, the protective cover towards the end of the installation cover is provided with a convex structure, the convex structure is arranged around the perimeter of the installation cover, the convex structure and the protective cover is arranged to form a protective groove, the installation cover towards the end of the protective cover is at least partially housed in the protective groove. So as to avoid the outside dust into the installation sleeve or the installation sleeve lubricating oil and other liquid overflow.