Brief introduction of drawer lock

Brief introduction of drawer lock

Brief introduction of drawer lock

Drawer lock is a device used to lock drawers. It is a kind of lock. It is placed on an openable and closable object to close a certain space or a certain appliance. It must be opened with a key or a combination. This greatly protects the user’s personal privacy and property security.

Drawing lock is a device used to lock the drawer a fastener that is placed on an openable and closable utensil to close a certain space or a certain appliance and must be opened with a key or password.

 

Brief introduction of drawer lock

The history of the drawing lock


Development historyedit

 

As early as 3000 BC, in the Yangshao Cultural Site of China, there are wooden locks mounted on wooden frame buildings. In the Eastern Han Dynasty, the technology of China’s iron three-bolt locks had a very high level. Three bolt locks have been used for more than 1000 years.

Ancient Chinese lockFirst public

In the early 18th century, the British D. Porter invented the cam rotary lock. The key number has developed from more than 20 types of three-bolt locks to more than 80 types. In the mid-nineteenth century, European manufacturers remodeled the sliding rotary leaf lock on the basis of the cam rotary leaf lock and the three-leaf lock. The number of keys can reach 1,600.

Rapid development

In 1848, American L. Yell invented a pin lock with a cylindrical pin. This lock has become the most commonly used lock in the world. The structure of modern pinball locks has new developments. There are two-way, three-way and four-way pinball structures, as well as flat, double-sided, multi-sided, double-row double-sided, multi-row multi-sided pinball structures and combined pinball structures, which greatly improve the lock Confidentiality, the number of locks has changed from the original 2500 types to one million types through changes in “direction” and “face”.

Electronic drawer lock

In the 1970s, with the application of microelectronics technology, magnetic locks, voice-activated locks, ultrasonic locks, infrared locks, electromagnetic wave locks, electronic card locks, fingerprint locks, eyeball locks, remote control locks, etc. appeared. These locks have high security performance unmatched by mechanical structures. Modern locks can also realize the program control of the system in a specific system according to a set logical relationship. Modern locks can be classified according to material, purpose, key availability, safety performance and structure.

 

Application

Especially in public places, offices, homes

9 different drawer locks

      4 classification editing Drawer lock is divided into functions:

           Front drawer lock:

It can control two or three drawers with one lock. Installed in the front of the office (as shown on the left).

Front drawer lock
          Side drawer lock:

It can control two or three drawers with one lock. Installed on the side of the office.

Side drawer lock
          Square tongue lock:

This is a common type of drawer lock. It is installed in the middle of a drawer and can only lock one drawer. (As shown on the right).

Square tongue lock
        Slant tongue drawer lock:

When the key is removed, you only need to push the drawer in to lock the drawer. Easy to use.

Slant tongue drawer lock

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