At present, indoor safety is the main and common accessory of our company. The combination of anti-theft doors and anti-theft doors is the common security and anti-theft measures in cities. And now most of the anti-theft door locks installed indoors will use the principle of connecting rod control lock, that is, the role of connecting rod. The reason for this is that the anti-theft door locks now have multiple locking functions, which is commonly known as locking. But when it comes to the anti-theft door lock, in fact, when it is used, it still needs to understand its internal working principle. In fact, its internal mainly consists of the main lock core and external lock.
Then the connecting rod will be attached to the outside, and one end of the connecting control rod will be installed with the outside lock tongue, the other end will be connected with the main lock core, so that when people use the key to lock, besides locking the main lock core, they can also drive the connecting rod to control the external lock tongue, thus playing a multiple locking purposes. As for the present anti-theft door lock, in fact, as the main lock, now this kind of door lock uses the principle of rod control lock outside, while the inside is generally used in the form of handle lock or plane lock. As the main type of door lock, the connection between the connecting rod and the main lock core is the main characteristic of the anti-theft door lock.