Security door is a kind of door that people will choose now First of all, for the sake of safety, people's safety awareness is getting stronger and stronger, so choosing security door is a very important choice. What are the unlocking skills of anti-theft door locks? Everyone should know how to use the security door, which is more convenient in daily use. How to change the anti-theft door lock Let's tell you how to replace the anti-theft door lock and see these contents.

How to unlock the burglar-proof door lock?

1. Brush

Using the brush hook tool, also known as the master key, is to pull the marbles from the tail of the beads to the head quickly and evenly, so that the marbles can reach a horizontal line quickly in the process of brushing, and the door can be opened by using this principle.

2. Main points

This technique is unique and most popular among craftsmen. The technique is to test the marbles one by one with a pick, then find the harder marbles and press them. When the effective marble is leveled, the lock will be opened.

dial

The newly invented technology in recent years is completely different from the traditional marble structure because of the arrangement and combination of the blades in the automobile lock. Therefore, the new technology developed by craftsmen can be opened without loss at present.

How to change the anti-theft door lock

How to change the lock of the security door:

To replace the lock of the security door, the simple operation steps are as follows: first, remove the outer panel inside the lock, then remove the lock core, and finally remove the lock core. Generally speaking, just open the lock panel first, and then replace the lock cylinder. Then the specific way is: if it is a general door lock, first take down one of the screw lock cores, and then you can easily pull out the lock core. However, for some special locks, this is not desirable. It would be nice to change the way! First take off the protective sleeve with the lock core, then remove one of the screws, and by the way, remove the screw on the handle of the door, and then the lock core can be easily pulled out.

Precautions:

First of all, when we replace the lock core of the security door, we must pay special attention to it: we must first measure the lock core size of the door lock, and then go to the hardware store to buy the lock core of the same size for easy replacement. If you buy the lock blindly, if the size is not ready, the newly bought lock core can't be wired, which will be a very troublesome thing.

I don't know if you understand the above question about the opening skills of anti-theft door locks. In fact, these skills are still very useful in daily life, which can help us to use anti-theft door locks more safely and with less effort. How to replace the anti-theft door lock? If you want to replace the door lock again, you can install it yourself. If you replace it according to the above steps, you can save a lot of money and the safety factor is still relatively high. Just try it.