When shopping, we often see that there are anti-theft buckles on all kinds of goods, so how do you take them off? The answer is: you need to pay to take it down. I’m kidding you here. To figure out how to remove it, you must first figure out the principle of supermarket anti-theft buckle.

There are many types of supermarket anti-theft buttons, which are designed differently for different goods. The most common ones are small hammer buttons and large hammer buttons. We have seen milk powder buttons and wine bottle buttons every day. We will find that how to pull these supermarket anti-theft buttons by hand is useless. Of course, it has nothing to do with your strength.

The internal structure of the supermarket anti-theft buckle is composed of nails, springs, steel balls, coils and other accessories. When we use the anti-theft buckle, we use the internal nail three ball cylinder lock cylinder to squeeze the steel needles together to form a locking shape, which is about 530n. The force of the supermarket anti-theft buckle is very large, and we can’t open it by hand.

Here, we need to use the supermarket lock, which is essentially strong magnetic. Generally, the supermarket anti-theft buckle is divided into general magnetic lock and strong magnetic lock. The strong magnetic lock is more magnetic, which can generally reach more than 10000. It can easily attract the elastic beads in the supermarket anti-theft buckle upward, so that the nails have space to move, At this time, it’s easy for us to take it off with our hands.