Portable classified collection assembly for hair samples

The utility model belongs to the technical field of sample collection and detection, and particularly relates to a portable classified collection assembly for hair samples. The classified collection assembly comprises a body and a plurality of cover bodies arranged on the outer side of the body; the body is of a plate-shaped or thin-layer structure; an adsorption layer for placing a hair sample is arranged on the outer surface of the body, and the hair sample is attached to the adsorption layer through the adsorption effect; the cover body is of a thin-layer structure; the cover body is divided into a ventilation area and an attaching area, the ventilation area is located in the middle of the cover body, and the attaching area is arranged on the edge of the ventilation area in the circumferential direction; when the cover body is connected with the body, the ventilation area corresponds to the hair sample in position; the attaching area is connected with the body in a bonding, pressing or electrostatic adsorp