Automatic closing device for distribution box door

The utility model provides an automatic closing device for a box door of a distribution box, which relates to the technical field of distribution boxes and is characterized in that through the arrangement of a closing mechanism, in use, when the box door is automatically closed, if the box door is blocked to be continuously closed by an obstacle, the rotating speed of a motor is slowed down, and a resistance sensor detects that the current of the motor is increased; a current jump signal of the motor is transmitted to the electronic control unit ECU, the electronic control unit ECU controls the motor to stop rotating in time through the relay, the motor is prevented from being damaged, the anti-pinch function of the box door is achieved accordingly, when the box door is closed, the Hall switch detects the magnet so as to judge that the box door is in a closed state, the human body infrared sensor is controlled to be automatically shut down, and the anti-pinch function of the box door is achieved. When the box