What is the difference between a single tongue and a double tongue?
The type of door lock
The role of each door is different from the door of the lock will have a different request, so the lock is no longer padlock and knock lock.
In the case of locks, the locks can be divided into: portal locks (also known as anti-theft locks), bedroom locks, channel locks and bathroom locks. From the shape of the lock, the lock can be divided into: Hand lock, mortise lock and lock. Ball lock and handle lock lock, handle and touch the ball three functions and three for one, but the lock to adapt to the door and security door between less than 80cm door On, but also to install the door handle, more cost a thing, so called the lock it!
Ordinary residents of the door locks are divided into four categories:
The first door is a door lock, is a family door, is the home outside the watershed, it must have a special function, that is, the role of insurance security, so the door lock, also known as insurance lock or anti-theft lock, in the choice Should pay attention to the distance between the door and the door can not be less than 80cm, or your security door will be locked in the door locked and not on the security door.
The second is a channel lock, it is only the role of the door handle and hit the bead, this lock is not insurance function, apply to the kitchen, hall, living room, dining room and children's door locks.
The third lock for the bathroom lock, which is locked inside, in the door with a key to open, apply to the bathroom or bathroom.
(Such as multi-tongue lock) and double lock (commonly known as the tiger lock), etc. Single tongue, double Tongue or tongue in the movement is generally horizontal direction; and double button (tiger) lock in the movement when the tongue was vertical direction.
