Cam type electric flap structure of range hood
2014
The invention provides a cam type electric flap structure of a range hood. The cam type electric flap structure of the range hood is simple in structure, achieves a good smoke collecting effect of the range hood in running and is able to prevent hands from being injured by a flap. The cam type electric flap structure of the range hood comprises a motor, a motor base, the flap, a cam and a moving hinge. The cam type electric flap structure of the range hood is characterized in that the motor base is fixedly mounted on a mounting plate, wherein the mounting plate is mounted in a housing of the range hood and fixedly connected with the housing; the motor is fixedly mounted on the motor base; the cam is fixedly connected with an output shaft of the motor; a closing limiting switch and an opening limiting switch are mounted on the housing or the mounting plate; the moving hinge comprises a connecting seat A, an intermediate plate which is in rotary connection with the connecting seat A through a fulcrum shaft A, and a connecting seat B which is in rotary connection with the intermediate plate through a fulcrum shaft B; the intermediate plate is bent in a certain angle theta; the connecting seat A is fixedly connected with the inner surface of the lower end of an upper panel on the front part of the range hood; the connecting seat B is fixedly connected with the inner surface of the upper end of the flap.
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