Gas sampling device

The utility model discloses a gas sampling device and relates to the technical field of gas sampling analysis. The sampling device comprises a sampling container, an air port assembly and a lifting device, the air port assembly is arranged on the front side of the sampling container, the lifting device is arranged in the sampling container, an air pipe is fixed to the front side of the air port assembly and fixed to the front end of a bottom cover, an electromagnetic valve is connected to the air pipe, one end of a push rod is connected with a cylindrical handle, and a clamping cover is fixed to the other end of the push rod. A piston head is connected to one side face, far away from the handle, of the clamping cover, a convex block is fixed to the peripheral side, close to the clamping cover, of the push rod, a first hole is formed in the end face of the sampling container, a connecting sleeve is arranged in the middle of the other end face of the sampling container, and symmetrical hole grooves are formed i