Air exhaust structure of vacuum sealer

The utility model discloses an air exhaust structure of a vacuum sealing machine, which comprises a machine body and a control panel, a thermocompression bonding assembly and a vacuumizing assembly are arranged in the machine body, and the vacuumizing assembly is connected with the thermocompression bonding assembly; the vacuumizing assembly dissipates heat for the interior of the machine body while working, the vacuumizing assembly comprises an air exhaust cavity, an air exhaust nozzle, an air exhaust pump and a heat dissipation chamber, the air exhaust cavity is formed in the thermocompression bonding assembly, the air exhaust nozzle is arranged on the back of the air exhaust cavity and communicates with the air exhaust cavity, and the heat dissipation chamber is communicated with the air exhaust cavity. The air extracting pump and the air extracting nozzle are communicated through the heat dissipation chamber, and the heat dissipation chamber is communicated with the interior of the machine body; the air c