Revolving door has the remarkable advantages for its specious and stylish design could create an atmosphere of luxury, which can become bright spot of buuldings. The revolving door enhance the wind resistance and reduce air conditioning energy consumption is the best choice of the isoltion air flow and enery saving. It can be deivided into two types of manual and automatic according to its function, also wings revolving door, three-wing revolving door, four wings revolving door, ring revolving door and crystal revolving door. Along with the development of economy and progress of society in different countries, various hotels, shopping malls, hospitals, office buildings, financial institutions, airport lounge and other gateway systems can be found everywhere. The outside hall door and interior door of these buildings most of them adopt automatic revolving door. With the increase of socical demand and rapid development for automatic revolving door, which are constantly developed and improved.