The train station into the station when there is a staff to take a thing in the body scanning is a hand-held metal detector. Handheld metal detector is a kind of metal detector, because the use of the way for the hand and the way and named, mainly used in factories to prevent theft, place security checks and exams to prevent cheating, compared to the security gate, handheld metal detectors more accurate. Through the electromagnetic induction of metal objects and alarm, the alarm mode is mainly sound and light, vibration, or through the headset.
Handheld metal detectors are used to check the specific location of the person carrying metal, can also be used with the metal detector door, when the "security door" alarm found metal objects, with a handheld metal detector can find the exact location of the hidden metal objects. Metal detector using a rectangular detection head, the detection zone is 12 centimeters long, check the human body, from top to bottom to complete the inspection work at once.
Expanded information:
Railway Safety Regulations, Article 65 Railway Transportation Enterprises Shall, in accordance with the laws, administrative regulations and the State Council supervision and management of the railroad industry, the passenger and his carry-on, checked baggage for security checks. Staff engaged in safety inspection shall wear safety inspection signs, perform safety inspection duties in accordance with the law, and have the right to refuse not to accept the safety inspection of passengers entering the station and consigning baggage.
Article 66 Passengers shall accept and cooperate with the railroad transportation enterprises in the station, train safety inspection, shall not be illegal to carry, entrain control instruments, shall not be illegal to carry, consign fireworks, firearms and ammunition and other dangerous goods or other prohibited items. Prohibited or restricted to carry the type of goods and their number by the State Council supervision and management of the railroad industry in conjunction with the public security organs, and at the station, train and other places announced.
Baidu Encyclopedia - Handheld Metal Detectors