Telescopic door device capable of opening and closing the gate of the yard

At present, the existing automatic door of the product is mainly divided into two types, one is an automatic door that can be telescopic, and the other is an automatic door that can be pushed and pulled. The driving device and the door body of the two kinds of doors are integrated structures, and the former accounts for The land area is small, 'but the structure is complicated and the cost is high. The latter has a simple structure and a low cost, but the floor space is large. In addition, the two types of doors themselves have a large weight, and special rails need to be laid during installation. Otherwise, the door wheels will cause serious damage to the ground. Due to the above conditions, the two automatic doors have not been popularized and promoted. At present, most organizations, enterprises and institutions still use the traditional door that is opened and closed by humans. The unit that has more people out there and the door is frequently opened and closed, the workload of management is still very large.
The purpose of the utility model is to provide an independently installed retractable door which can be attached to the original door so that the original door becomes a retractable door which can be operated to open and close.
The purpose of the utility model is achieved as follows: the telescopic door is composed of a motor, a transmission device, a control device and a vehicle body, and the motor, the transmission device and the control device are installed in a vehicle body composed of a frame and a casing, and the bottom of the vehicle body is driven. wheel.
The telescopic door is integrally installed on the existing door in the form of a trolley to drive the door to open and close. It can be used for the double-door opening door or the push-pull fence door. The mounting hole is fixedly connected with the door body on the frame. Or slot. During installation, fix the car body at the lower corner of the door outside the door or at the lower corner of the side of the sliding door, and fix it by bolts or by means of carding or welding.
The utility model has the advantages of simple structure, small volume, light weight, low cost, convenient installation and maintenance, etc. Compared with the existing automatic door, the vehicle body has a good bearing effect, and has wide application range, and can conveniently be existing. The ordinary door is converted into a flexible retractable door.

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