Views:2 Author:Allen Publish Time: 2019-10-21 Origin:Site
Is the supermarket security tag remover universal? [Bohang China]
Supermarket anti-theft devices may not be blamed for everyone. In daily life, you can often see a variety of anti-theft devices, and his supporting supplies are also diverse, there are dozens of anti-theft tags. At this time, some people have such a question, can such a variety of anti-theft tags be used on the same instrument? Some people say that some people can say no. Today, Bohang China is working with everyone to analyze the supermarket security tag remover device is universal?
The working principle of the supermarket anti-theft security tag is very clear to everyone. It uses the principle of magnetic induction. The anti-theft device at the entrance of the supermarket generally consists of a transmitting antenna and a receiving antenna. A signal scanning area is formed between the two antennas. When the supermarket anti-theft security tag passes through the signal scanning area, the magnetic anti-theft buckle will resonate with the signal area to generate current, and then trigger an alarm. The security tag remover device is also operated in reverse according to this principle.
The supermarket anti-theft security tag is composed of a steel needle, a plastic outer casing and a lock core. The lock cylinder is actually a simple device formed by three steel balls and a steel ring and a spring. The steel ball is normally closed by the spring thrust, and the steel ball is tight when the steel needle is inserted. Buckle in the gap of the steel needle; and the unbuttoning device is actually a super strong magnet.
When it is placed on the magnetic buckle, the magnet sucks three steel balls in the lock cylinder that are stuck with the steel needle away from the steel needle, steel The needle can be smoothly pulled out of the magnetic buckle. At this time, the magnetic buckle can be taken off the merchandise. At this time, the anti-theft device is passed. Without the magnetic anti-theft detonator, the current anti-theft device will not alarm. Therefore, as long as the magnetic force of the decoupling device is strong enough, most of the Supermarket anti-theft magnetic buckle can be unlocked, that is to say, the supermarket security tag remover is universal.