US Patent 11894202 Keypad structure and visual programmable intelligent controller with keypad structure

The present disclosure discloses a keypad structure and a visual programmable intelligent controller with a keypad structure, including at least one light-transmittable key, at least one key mounting shell for arranging each key, an elastic element arranged, at an edge of the key and configured to allow the key to move up and down in a reciprocating manner, at least one display device, wherein an image displayed by the display device is watched via the key and a circuit body arranged between the key and the display device to sense an action of the key.