Air cushion sampling rod for fertilizer sampler

The utility model provides an air cushion sampling rod for a fertilizer sampler, and relates to the technical field of fertilizer production. The air cushion sampling rod comprises a rod body which is of a hollow structure, wherein the left end of the rod body is sealed, and the right end of the rod body is opened; a sampling opening is formed in the left side of the upper end of the rod body; the inner surface of the rod body is coated with a layer of air cushion; the air cushion is provided with round air bubbles; the circumference of each air bubble is a bonding region; the bonding region and the inner wall of the rod body are bonded in a sealing mode; the air cushion is made from an elastic plastic material; the sampling rod collects a fertilizer sample in the rotation process; in the sampling process, fertilizer particles can be prevented from being in direct collision with the inner wall of the rod body, and the air cushion plays a buffering role, and can protect the completeness of the fertilizer particles so as not to damage the fertilizer particles.