The automatic revolving door is becoming more and more widespread with the development of economic,it is used in modern buildings as many hotels、supermarkets and department stores.Not only can beauty the entrance environment, but also has function of economizing、dust palliative and soundproof.Meanwhile,it is an important symbol of the intelligent building.
This paper mainly discusses the design about gate body、transmission system and control system of the four wings automatic revolving door It proposed that the door frame is composed of glass and aluminum framework. Transmission system is fixed on the top of shaft that include a reduer and gears transmition . PLC is responsible for the task of controller and the function of rotational speed is rely on the VVF. People passing in and out of the revolution door is checked by the infrared ray sensor, the safety of people are ensured by a number of contact and non-contact sensors and photoelectric proximity switches.On the end, have designed a kind of function practical、safety dependablely revolving door.