Light cylinder cover of xenon compressor of spacecraft and xenon compressor of spacecraft

The invention provides a spacecraft xenon compressor light cylinder cover and a spacecraft xenon compressor, the spacecraft xenon compressor light cylinder cover comprises a cylinder cover main body, a gas inlet joint, a gas outlet joint and a plug interface, the gas inlet joint and the gas outlet joint are both mounted at the side part of the cylinder cover main body and are communicated with an internal gas path of the cylinder cover main body; the plug connector is installed on the top of the cylinder cover body and communicated with an internal gas circuit of the cylinder cover body, the bottom of the internal gas circuit of the cylinder cover body is communicated with the internal space of the compressor, and the cylinder cover body, the gas inlet connector, the gas outlet connector and the plug connector are all made of metal materials. The cylinder cover is simple in structure, parts in contact with xenon are all made of metal materials, it is guaranteed that the xenon does not make contact with non-me