Pickling barrel capable of controlling pickling liquid conveniently

The utility model discloses a pickling barrel capable of controlling pickling liquid conveniently. The pickling barrel is used, a wet pickling method is used at the beginning of pickling vegetables, after the vegetables are placed well, a barrel cover is closed, water is added at a liquid sealing ditch for sealing to prevent air from permeating in the pickling barrel, an upper opening of a pickling liquid observation tube is covered with a bolting silk net and a plastic film, the pickling liquid is observed through the pickling liquid observation tube, and the plastic film on the upper opening of the pickling liquid observation tube is open during observation, so that the liquid level of the pickling liquid in a pickling barrel body is the same as that of the pickling liquid observation tube, and the upper opening of the pickling liquid observation tube is stilled covered with the plastic film after observation; at the later period of pickling, a valve of a drainage pipe is opened, the pickling liquid is discharged through the drainage pipe, the pickling liquid of pickling products can be fundamentally filtered due to the separation of a separation net, and the pickling liquid is discharged completely, so that water of the pickling products is reduced, the formation of pickling product flavor matters and the storage of the pickling products are facilitated, and the shapes of the pickling products are not damaged; the pickling products are not required to be fished in the pickling liquid when the pickling liquid is discharged, so that the pickling products are conveniently taken out.