What are the common locks?

- Apr 27, 2019-

1, the door lock

The safety lock tongue can be opened by the inner and outer handles. When the outer handle is locked by the locking device inside, use the key on the outer handle or turn the locking device on the inner handle to release it; when in the permanent insurance state, the outer handle must be opened with the key; Closing the door does not release the button or other locking device.


2, bathroom lock

The lock tongue can be opened by the inner and outer handles. The outer handle can be locked by an internal button or other locking device and can be released by an external emergency device. When the internal handle is turned or the handle is in the unlocked state before this, the locking device should be automatically released, and the emergency release device should be allowed to open outside.


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3, toilet lock

The lock tongue can be opened by the inner and outer handles. When the outer handle is locked by the inner knob, the external handle should have an obvious display, and the external emergency device and knob must be manually rotated to release the outer handle.


4, channel lock

The lock tongue can be opened at any time by the internal and external handles.


5, closet lock

The safety bolt can be opened by the key on the outside hand.


6, balcony or garden lock

The safety lock tongue can be opened by the inner and outer handles. The outer handle can be locked by an internal button or other locking device, and the inner handle or the closed door can be released.


7, fixed lock

The square tongue (or cylindrical tongue) can be opened at any time by the inner and outer keys or the inner knob.


8, pull the glove lock

It is made up of a fixed lock and a handle ball lock; the handle ball lock tongue can be opened at any time by the outer button or the inner handle.