Portable smoking instrument

A portable smoking instrument, comprising a cigarette bar;

• characterized in that an inner cavity allowing a cigarette to be inserted therein is formed inside the cigarette bar, and both ends of the inner cavity are communicated with the outside;
• a through hole communicated with the inner cavity is formed in the surface of the cigarette bar;
• the portable smoking instrument further comprises an ash storage part separately connected with the cigarette bar, the ash storage part is provided with an ash storage inner cavity, and the ash storage inner cavity is communicated with the inner cavity of the cigarette bar;
• the ash storage part is an outer box body, and an ash storage box which can be separated from the outer box body is arranged in the ash storage inner cavity of the outer box body;
• in addition, the outer box body is provided with a smoking hole allowing the cigarette bar to be inserted therein, and the smoking hole is communicated with the ash storage box;
• a sealing cap which is matched with the smoking hole and can seal or open the smoking hole is formed in the outer box body;
• the sealing cap is rotatably connected to the outer box body;
• corresponding screw holes are formed in the sealing cap and the outer box body, one end of a screw penetrates through the screw holes of the sealing cap and the outer box body to enter the outer box body and then penetrates through a jacket column to be connected with a lock nut in a threaded mode through a gasket, and the jacket column is sleeved with a spring;
• the outer diameter of the jacket column is larger than that of the screw hole of the outer box body, and both the gasket and the inner wall of the outer box body apply pressure to the spring;
• the sealing cap can rotate relative to the outer box body around the screw.