Practical and portable plastic detection assisting equipment comprises a frame (1), a protection shell device (2) which is in the shape of an inverted Chinese character 'ao' is arranged on the outer side of the frame (1), multiple radio sensing devices (3) are distributed inside the frame (1) and connected with a central control device (4), a short-distance transporting device is arranged at the bottom of the frame (1) and comprises a feeding port (5), a pushing module (6) and a placement rack (7), and two limiting plates (8) are arranged on a tabletop; when in use, the equipment is connectedwith an outside power source through a socket (9), a plastic product is placed on the limiting plates (8) for scanning detection, and corresponding prompting is given; a prompting device (10) is arranged on the frame (1), and an antiskid pad device (11) is arranged at the bottom of the frame (1), so that the equipment is high in stability. The equipment is compact in structural design and convenient and quick to move and carry, finished product output amount within unit time is increased effectively, the defects of manual inspection are avoided, and the equipment is high in scientific and technological content and has high practicability.