Sampling device for water quality detection

The utility model discloses a sampling device for water quality detection, and relates to the technical field of sampling devices. The sampling device comprises a sampling rod, a mounting structure, a sliding seat, a top plate, a driving rod, a driving structure scraping plate, a sealing plate and a sampling bottle, through cooperation of a sliding seat on the mounting structure and a top plate, a sampling bottle can be stably and rapidly mounted, and through a driving structure, a reciprocating pull sliding rod is matched with a reset spring to drive a driving rod to rotate in a reciprocating manner, so that a scraping plate rotates in a reciprocating manner to push away suspended matters and garbage on the water surface, and the suspended matters and the garbage cannot enter when a water sample on the surface is collected; a sealing plate is mounted on the driving rod and is used for sealing the sampling bottle, so that the sampling bottle is effectively ensured to stably enter water with a specified depth,