Calling device based on mobile Internet smart community
A mobile Internet and calling device technology, applied in the field of calling devices based on mobile Internet smart communities
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[0025] The specific implementation is as follows: This device has two methods of use. First, the first method of use is to remove the rotating device 6 at the bottom, and directly install the rotating device 5 on the door panel or door frame. The power in the rotating device 5 The device can also be replaced or installed according to the needs of the user. During use, the transmission device can be driven by the power device, and finally damped by the damping device, so that the body 1 can rotate to a certain angle and then fixed If it does not move, the angle of the body 1 can also be changed by rotating the body 1, and then fixed by a damping device, which can also achieve the effect of rotation. At the same time, there is a sliding column 507 at the bottom of the transmission device, and the sliding column 507 and the chute 12 Cooperating, the body can be moved longitudinally, and the stretching distance can be increased.
[0026] Another way is to add a rotating device 6 a...
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