What is the function of the door lock?
1. Entry door lock: also known as anti-theft lock. The entrance door is the door of every family and the watershed outside the home. It must have a special function, that is, it can play the role of insurance and security. There are generally two doors to enter a house: an iron door and a main door (usually a wooden door). For iron gates, both sides can be locked, commonly known as double-ended locks.
Commonly used multi-safety door locks and mortise steel door locks. When choosing, it should be noted that the distance between the two doors should not be less than 80mm (8 cm). Otherwise, the distance between the two doors (due to the handle of the lock) is not long enough to be closed at the same time without preventing theft. The wooden door of the main door is generally equipped with a large handle lock, which can play a beautiful role.
2. The door lock in the room: generally refers to the bedroom lock. There is a safety function in the room, and the key is used to open the handle lock or the ball lock with the same function outside the room.
3. Bathroom door lock: It is characterized by the ability to lock the door inside, with an emergency opening device outside, and with red and green displays, or a small handle lock with "someone" and "nobody" display, or a ball lock with the same function .
4. Kitchen and access locks: It only acts as a door handle and windproof function, but has no insurance function. It is also suitable for storage rooms and children's rooms.