Gas heating smoking article and its disposable consumption

Abstract

A gas heating smoking article and its disposable consumption are provided. The disposable consumption includes a housing and a mouth piece; the housing is sealed at its front end by a metal foil which can be melted by external flame, and is connected with the mouth piece at its rear end; the housing includes a chamber divided by quartz fiber therein, the chamber is filled with tobacco which generates vapor but does not burn. The disposable consumption can generate vapor very similar to that generated by a traditional cigarette, it can provide very good smoking experience.

What is claimed is: 
     
         1 . A disposable consumption of a gas heating smoking article, comprising a housing and a mouth piece; the housing is sealed at a front end of the housing by a metal foil, wherein the metal foil is allowed to be melted by an external flame, and the housing is connected with the mouth piece at a rear end of the housing; the housing comprises a chamber, wherein the chamber is divided by a quartz fiber the chamber, the chamber is filled with tobacco, wherein the tobacco generates vapor but does not burn. 
     
     
         2 . The disposable consumption according to  claim 1 , wherein the housing is provided with a secondary heating source, wherein the secondary heating source reacts with oxygen and generates heat. 
     
     
         3 . The disposable consumption according to  claim 2 , wherein the secondary heating source is in a shape of cylindrical column with a plurality of air flow paths, placed in the chamber and longitudinally divides a space of the chamber, or placed between the chamber and the front end of the housing; or a plurality of secondary heating sources are provided to be mixed with tobacco and randomly distributed in the chamber. 
     
     
         4 . The disposable consumption according to  claim 3 , wherein the secondary heating source is made of carbon powder, reduced iron powder and adhesive compacted together. 
     
     
         5 . The disposable consumption according to  claim 4 , wherein the metal foil is aluminum foil, with thickness of 0.01 to 0.02 mm. 
     
     
         6 . The disposable consumption according to  claim 5 , wherein the chamber is filled with a plurality of soaking plates mixed with the tobacco, to dissipate and balance heat in the chamber. 
     
     
         7 . The disposable consumption according to  claim 6 , wherein each of the plurality of soaking plates is made of metal foil or graphene thermal conductive paper. 
     
     
         8 . The disposable consumption according to  claim 7 , wherein the housing is provided with a cooling air hole connected with external air. 
     
     
         9 . The disposable consumption according to  claim 1 , wherein the quartz fiber, a heat melting plastic plate with a plurality of micro holes, and a filter with macro holes are in turns provided between the chamber and the mouth piece, the heat melting plastic plate is melted when the tobacco is nearly exhausted, to seal the plurality of micro holes. 
     
     
         10 . A disposable consumption of a gas heating smoking article, comprising a housing and a mouth piece, wherein the housing is sealed at front end of the housing by a metal foil, wherein the metal foil is allowed to be melted by an external flame, and the housing is connected with the mouth piece at a rear end of the housing; the housing comprises a chamber, wherein the chamber is divided by a quartz fiber in the chamber, the chamber is filled with tobacco, wherein the tobacco generates vapor; the tobacco comprises an inorganic salt and a coking agent; when heated by a gas flame, the coking agent melts with heavy tar molecules from a tobacco tar, to form high viscosity materials. 
     
     
         11 . The disposable consumption according to  claim 10 , wherein the housing is provided with a secondary heating source, wherein the secondary heating source reacts with oxygen and generates heat; the secondary heating source is in a shape of cylindrical column with a plurality of air flow paths, placed in the chamber and longitudinally divides a space of the chamber, or placed between the chamber and the front end of the housing; or a plurality of secondary heating sources are provided to be mixed with tobacco and randomly distributed in the chamber, with a volume of less than 5 cubic millimeters. 
     
     
         12 . The disposable consumption according to  claim 11 , wherein the secondary heating source is made of carbon powder, reduced iron powder and adhesive compacted together, a weight ratio of the carbon powder and the reduced iron powder is 1:0.05-1:0.4; or during a tobacco preprocessing, a microscale of the reduced iron powder and/or the carbon powder are attached on a surface of the tobacco, for a micro combustion of the tobacco to consume oxygen in the chamber. 
     
     
         13 . The disposable consumption according to  claim 10 , wherein the coking agent is selected from at least one of the group consisting of sucrose, monosaccharides, wheat flour, dextrin, edible gum, curdlan gum, seaweed gum, peanut oil and hydrogenated oil. 
     
     
         14 . The disposable consumption according to  claim 10 , wherein the chamber is filled with a plurality of soaking plates mixed with the tobacco, to dissipate and balance heat in the chamber. 
     
     
         15 . The disposable consumption according to  claim 10 , wherein the housing is provided with a cooling air hole connected with external air. 
     
     
         16 . The disposable consumption  claim 10 , wherein the chamber is filled with tobacco, soaking plates and metal packages; the metal package is formed by a metal foil wrapping content in the metal package, the metal package releases the metal foil wrapping content to generate vapor when heated; the metal package is in a volume of 1-5 cubic millimeters. 
     
     
         17 . The disposable consumption according to  claim 10 , wherein the quartz fiber, a heat melting plate with a plurality of micro holes, and a filter with macro holes are in turns provided between the chamber and the mouth piece, the heat melting plate is melted when the tobacco is nearly exhausted, to seal the plurality of micro holes. 
     
     
         18 . The disposable consumption according to  claim 10 , wherein the tobacco is preprocessed as follow:
 preparing an inorganic salt solution;   infiltrating the tobacco into the inorganic salt solution to obtain an infiltrated tobacco;   drying the infiltrated tobacco on a fluidized bed to dry until a water content is less than 20%;   spraying the coking agent on the tobacco;   drying the tobacco on the fluidized bed to dry until the water content is less than 10%.   
     
     
         19 . A disposable consumption of a gas heating smoking article, comprising a housing and a mouth piece; the housing is sealed at a front end of the housing, by a metal foil, wherein the metal foil is allowed to be melted by an external flame, and the housing is connected with the mouth piece at a rear end of the housing; a cylindrical tobacco rod is formed by wrapping evenly distributed tobacco with an aluminum foil of 0.01-0.06 mm thickness and winding the tobacco longitudinally for 2-4 rounds; a section shape of the cylindrical tobacco rod is involute formed by a distribution of the tobacco and the aluminum foil; wherein, the quartz fiber is provided at each end of the tobacco in the cylindrical tobacco rod, a thin aluminum foil for seal is provided at a front end of the cylindrical tobacco rod, with thickness of 0.01-0.02 mm, the mouth piece is connected at a rear end of the cylindrical tobacco rod; the tobacco will not participate combustion. 
     
     
         20 . A gas heating smoking article, comprising a housing, a gas heating system and the disposable consumption as described in  claim 1 .