How to determine the design scheme of shaking head device for desktop electric fan

Please patent number CN9220090 1.5.

The patent application date is 1992+438+0.6438+03.

Electric fan shaking device

AnnouncementNo. CN 2111391

Date of publication (announcement) 1992.07.29

Category mechanical engineering; Lighting; Heating; Weapons; explosion

Certification date

right of priority

Apply for (patent) Zhang Jiafu.

Address: Chenzha Village 1 Group 433000, Tonghaikou Town, Xiantao City, Hubei Province

Inventor (Designer) Zhang Jiafu

International application

International announcement

date of entry

Patent Agency Hubei Patent Office

Agent Wang Shouren.

A device for shaking the head of an electric fan comprises a shell 1, a gear transmission system and a swing angle adjusting system consisting of a swing and a turntable mechanism. Wherein, the swinging mechanism consists of a swinging piece, a spring 8 and a sliding piece. In the swinging part, the middle parts of the chuck 3 and the connecting rod 18 are respectively fixedly connected and hinged with the side wall of the housing 1, and the other end of the pull rope 2 connected with the turntable 26 is fixedly connected with the right end of the connecting rod 18 through the chuck 3, and the turntable 26 is provided with a stepped or stepless regulating electric fan 0- 180. The utility model is convenient to use and low in production cost, and the blowing angle can be adjusted according to people's needs for reducing fever.

Sovereignty terms

A device for shaking the head of an electric fan comprises a shell 1, a gear transmission system and a swing angle adjusting system consisting of a swing mechanism and a turntable mechanism, and is characterized in that the swing mechanism consists of a swing, a spring 8 and a sliding part; In the swinging part, the middle parts of the fixed chuck 3 and the connecting rod 18 are respectively fixedly connected and hinged with the side wall of the shell 1 and the steel wire rope 2 connected with the turntable 26, and the other end of the fixed chuck 3 is connected with the connecting rod 18.