Detector with protection function for physical detection

The utility model discloses a detector with a protection function for physical detection, which comprises a security check door, a top fixing plate is arranged at the top of the inner side of the security check door, mounting blocks are fixedly mounted on two sides of the bottom of the top fixing plate, mounting plates are arranged at the bottoms of the mounting blocks, and the mounting plates are fixedly mounted on the top fixing plate. Protective frames are fixedly mounted on the front face and the back face of the mounting plate correspondingly and extend towards the relatively away side. The top fixing plate is used for mounting the mounting block, the mounting block is used for fixing the mounting plate, and the mounting plate is used for mounting the protective frame. Through cooperation of the protection frame, the mounting plate and the top fixing plate, the security check door is protected and prevented from being damaged due to personnel touch during use, and meanwhile the problems that the security