An elevator door capable of automatic edge expansion

Abstract

The invention relates to the technical field of elevator control, in particular to an elevator door capable of expanding edges automatically. The elevator door comprises a door body, a door body driving device, a frame, a frame driving mechanism and a control device. The door body comprises a first door panel and a second door panel. The door body driving device comprises a first door panel driving mechanism and a second door panel driving mechanism. A first hinge-joint hinge is arranged at the top of the frame, and a second hinge-joint hinge and a third hinge-joint hinge are arranged at the two sides of the frame correspondingly. The frame driving mechanism comprises a first swing assembly, a second swing assembly, a third swing assembly and a framework. The control device comprises a controller and a sensor assembly. The elevator door has the beneficial effects that the problem that hands of children are put between the door panels and pinched is avoided, and the injury accident rateis reduced; cargo such as large furniture can be moved in and out conveniently, and the cargo is not likely to collide with edges of a door pocket of an elevator; and the service life of the elevatordoor is prolonged.

Description

technical field [0001] The invention relates to the technical field of elevator control, in particular to an elevator door capable of automatic edge expansion. Background technique [0002] The elevator door in the prior art is deep and the opening is narrow, which is not conducive to the entry and exit of personnel. The more prominent problem is that it is not conducive to the entry and exit of larger furniture and other goods. The goods are easy to hit the edge of the elevator door cover. A lot of space is not utilized. When people are taking the elevator, some younger children are mischievous and put their hands between the elevator doors without the attention of adults. Because the children's hands are small, the elevator may not detect enough It is sensitive and pinches the child's hand, causing injury accidents. Contents of the invention [0003] The object of the present invention is to provide an elevator door capable of automatic side expansion, so as to solve th...

AI Technical Summary

Problems solved by technology

[0002] The elevator door in the prior art is deep and the opening is narrow, which is not conducive to the entry and exit of personnel. The more prominent problem is that it is not conducive to the entry and exit of larger furniture and other goods. The goods are easy to hit the edge of the elevator door cover. A lot of space is not used. When people are taking the elevator, some younger children are mischievous and put their hands between the elevator doors without the attention of adults. Because the children's hands are small, the elevator may not detect enough Sensitive and pinch children's hands, resulting in injury accidents

Images