Door lock case

A door lock case, comprising:

• a main body, having an accommodation space therein, the main body being formed with a square tongue opening and a manual control opening, the square tongue opening and the manual control opening communicating with the accommodation space;
• a square tongue, disposed in the accommodation space, the square tongue being configured to slide in an axial direction of the square tongue opening to be in a locked position in which the square tongue is extended out of the square tongue opening or in an unlocked position in which the square tongue is retracted into the square tongue opening, the square tongue having a force-receiving portion;
• an electric control unit, disposed in the accommodation space, the electric control unit including a driving member, a driven member and a power source, the driving member having a driving portion, the driven portion having a driven portion corresponding to the driving portion and a force-applying portion corresponding to the force-receiving portion of the square tongue, the power source being connected to the driving member;
• wherein when the square tongue is in the locked position, the power source is activated to drive the driving member, so that the driving member drives the driven member through the driving portion to drive the driven portion, and then the driven member drives the square tongue to move to the unlocking position through the force-applying member to drive the force-receiving member;
• when the square tongue is moved to the unlocking position, the power source drives the driving member to move reversely to a clutch position, and a distance is kept between the driving portion and the driven portion;
• a manual control unit, disposed at the manual control opening, the manual control unit being configured for a user to move the square tongue manually between the locked position and the unlocked position when the driving member is in the clutch position.