Pickle jar salinity sampling mechanism

The utility model discloses a pickle jar salinity sampling mechanism, which relates to the technical field of food detection and comprises a sealing cover fixed on a jar opening of a pickle jar for use, a handle is fixed on the upper end face of the sealing cover, and a vertical sampling tube is fixed on the edge of the lower end face of the sealing cover. A plurality of sampling cavities are formed in the sampling pipe in the vertical direction at equal intervals, liquid inlet holes are formed in the middles of the inner walls of the sampling cavities, sample storage pipes are fixed to the bottoms in the sampling cavities, sealing baffles used for sealing the liquid inlet holes are vertically and slidably arranged at the tops in the sampling cavities, the tops of the sealing baffles are horizontally bent, and screw holes are formed in the tops of the sealing baffles. A transmission rod rotationally mounted in the sampling pipe is matched in the screw hole, and external threads matched with the threads of the