1. Hinged type: installed on the hinge of the door, it is the first remote-controlled electric folding flat door opener in China. It appeared in the early 1990s and is now relatively rare on the market.
2. Underground type: installed under the door hinge, it will not damage the door and the surrounding environment. It is divided into hydraulic type and electromechanical type, most of which are imported from Europe. The maximum single door width is 4.0 meters, the maximum door weight is 800KG, and the maximum opening angle is 180 degrees. Because it will not damage the door and the surrounding environment, it is currently the most widely used door opener.
3. Push rod type: wall-mounted installation, divided into hydraulic type and electromechanical type, with a maximum opening angle of 105 degrees. The electromechanical type is suitable for doors with medium opening frequency and a single door width of less than 5 meters. The hydraulic type is suitable for doors with high opening frequency and a single door width of less than 7 meters. It is currently the most widely used door opener.
4. Wheel type: installed at the bottom of the middle of the door body and runs close to the ground. The maximum opening angle is determined by the installation position of the limiter, and is suitable for medium opening frequency. Due to its low cost, it is suitable for general courtyard doors.
5. Door closer: installed at the top beam of the door body, the installation method is close to that of ordinary door closers, suitable for frequent opening, and can be used in conjunction with access control card swiping. With the development of the economy, door openers have gradually become products for people to realize door automation, because installing them can realize intelligent management and digital management, ending the era when people had to get off the car to open the door. It is a great progress in society, improving the quality of people's lives and work efficiency, and it is safe and convenient.
Working Principles Of Different Types Of Door Openers
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