Environment-friendly mute air compressor

The invention relates to the technical field of air compressors, in particular to an environment-friendly mute air compressor which comprises a bottom plate, forklift fork holes, an opening and closing device, a compressor assembly, an oil-gas separation barrel, a gas guide barrel, a gas inlet pipe, a sealing welding-free device, a ventilation pipe, a cooling system and a gas outlet pipe. The compressor assembly is installed on the bottom plate, one side of the gas guide barrel is connected with the compressor assembly, the other side of the gas guide barrel is connected with the sealing welding-free device, the gas inlet pipe is installed on the sealing welding-free device, and the compressor assembly is connected with the oil-gas separation barrel. The air guide pipe is doubly wrapped by the lock shell and the core body, the air inlet pipe and the air guide pipe are located in the same cavity through the airflow cavity, the welding process is omitted, the welding process is omitted in pipeline butt joint, b