| 摘要 |
PURPOSE: An entrance door with a digital door lock having a random keypad and a damage detection unit is provided to improve anti-theft effects by sensing that the entrance door is separated from a door lock. CONSTITUTION: An entrance door(100) with a digital door lock having a random keypad and a damage detection unit comprises a door lock(200), a detection unit(130), a display, a micro controller keypad, a protection panel, a lock drive unit, a power supply unit, and a control unit. The door lock is attached to the front plate(110) of the entrance door. The detection unit is attached to the gap between the rear plate(120) and the front plate. The display is formed on the front surface of the door lock. The micro controller keypad recognizes the touch of the door lock. The protection panel is composed of a tempered glass plate. The lock drive unit opens the entrance door when the touch is inputted to the micro controller keypad. [Reference numerals] (100) Entrance door; (110) Front plate; (120) Rear plate; (130) Detection unit; (200) Door lock |
