WO2014169667A1

WO2014169667A1 - Physicochemical-reaction-type low-temperature cigarette

Info

Publication number: WO2014169667A1
Application number: PCT/CN2013/088337
Authority: WO
Inventors: 刘祥浩; 陈义坤; 潘曦; 刘华臣; 罗诚浩
Original assignee: 湖北中烟工业有限责任公司
Priority date: 2013-04-16
Filing date: 2013-12-02
Publication date: 2014-10-23
Also published as: CZ2015784A3

Abstract

A physicochemical-reaction-type low-temperature cigarette comprises a cigarette end (1-1), a cigarette cavity (1-2), and a cigarette mouthpiece (1-3) that are connected along an axial direction and communicate with each other. The cigarette end (1-1) is a cavity provided with acidic materials, and two ends of the cigarette end (1-1) are separately provided with an air inlet of the cigarette end and an air outlet of the cigarette end. The cigarette cavity (1-2) is a cavity provided with nicotine, and two ends of the cigarette cavity (1-2) are separately provided with an air inlet of the cigarette cavity and an air outlet of the cigarette cavity. The air inlet of the cigarette cavity is connected to the air outlet of the cigarette end, and a first valve (1-4) is disposed at the joint thereof. The air outlet of the cigarette cavity is connected to the cigarette mouthpiece, and a second valve (1-5) is disposed at the joint thereof. The low-temperature cigarette can be used as a replacement for the conventional cigarette. In the low-temperature cigarette, an external heat source is not needed, smoke including nicotine can be formed only through suction, the air drives the volatile acid to be combined with the nicotine, so as to form the smoke; and then the smoke including nicotine enters the mouth through the cigarette mouthpiece through sucking, so that the smoker has a sense of satisfaction.

Description

Physical and chemical reaction type low temperature cigarette technical field

The invention relates to a low temperature cigarette, in particular to a physical and chemical reaction type low temperature cigarette. Background technique

In recent years, with the concern about passive smoking, environmental tobacco smoke has become one of the main topics of public debate on smoking and health issues. Environmental tobacco smoke consists mainly of sidestream smoke emitted by burning cigarettes and residual mainstream smoke exhaled by smokers. Therefore, reducing sidestream smoke is one of the main ways to reduce ambient smoke.

The traditional cigarette burning point is around 900 °C, and the temperature of the low temperature cigarette heating is not more than 500 °C, which significantly reduces the harmful components of cigarettes and the environmental tobacco smoke hazard, which is considered to be the development trend of the tobacco industry in the future.

Therefore, research on low temperature cigarettes has received worldwide attention. CN102131411 describes a way of utilizing heat release during crystal recrystallization, which heats the system to a temperature of 45-55 degrees at which the nicotine and tobacco flavoring agent are evaporated and enters the body with the suction gas stream. Although the invention allows the smoker to smoke nicotine or the like in the tobacco, it does not simulate the smog phenomenon generated by the burning of the conventional cigarette, so that the smoker lacks visual satisfaction and cannot replace the conventional cigarette.

CN102355914 describes a heating method utilizing dissolved heat which heats the system to a temperature of about 80 degrees, at which temperature the nicotine is evaporated and enters the body with the suction gas stream, but the invention does not contain the tobacco mouthfeel, only It is used to transport nicotine sources to the lungs for medical purposes such as treatment of respiratory tract disorders.

CN101351238 discloses an aerosol powder conveying device in which an aerosolizable powder and an auxiliary powder which are mechanically crushed or loosely formed by an aerosolizable powder to form aerosol particles are disposed in a chamber, providing a complicated moving part, externally A power source and a hot device are used to aerosolize the powder into aerosol particles for delivery through the mucosa to the oral cavity upon inhalation. However, the patent does not contain nicotine, and it is only used as a special flavor aerosol inhaler, and does not give the user a physiological satisfaction. Summary of the invention

The object of the present invention is to overcome the deficiencies of the above background art, and to provide a physical and chemical reaction type low temperature cigarette which can simulate the traditional smoking method, so as to eliminate most harmful components in the tobacco burning process, and not to the surrounding people or the environment. Produce pollution. In order to achieve the above object, the present invention adopts the following technical solutions: A physicochemical reaction type low temperature cigarette comprising a cigarette butt, a smoke chamber and a cigarette holder which are sequentially connected and communicated in the axial direction, wherein the cigarette head is provided with an acidic substance therein. a chamber, a cigarette inlet and a cigarette outlet are respectively disposed at two ends of the cigarette; the chamber is a chamber in which nicotine or other tobacco alkaloid is disposed, and a smoke chamber is respectively disposed at two ends of the chamber The air inlet and the air outlet of the smoke chamber; the air inlet of the smoke chamber is connected with the air outlet of the cigarette, and the first valve is arranged at the joint; the air outlet of the smoke chamber is connected with the cigarette holder, and the second valve is connected at the joint. The volatile acid in the cigarette butt of the invention is introduced into the smoke chamber through the suction air stream. When the volatile acid contacts the nicotine with the suction gas stream, since nicotine also has a certain volatility, it will be mixed in the smoke chamber. An acid-base neutralization reaction occurs to form a solid particle of nicotine salt, which is sensory in the form of raw smoke, which enters the mouth through the mouthpiece, so that the smoker is satisfied. The first valve and the second valve are normally closed to prevent the cigarette butt from communicating with the smoke chamber, preventing acid-base neutralization reaction, and opening the first valve and the second valve only when the smoker draws, for Connect the cigarette butts and the smoke chamber.

In the above solution, the adsorbent material for adsorbing volatile acid may be selectively disposed in the cigarette chamber, the acidic substance is adsorbed in the adsorbent material, and the cigarette inlet may further be provided with a third valve for Close or open the cigarette inlet.

Specifically, the adsorbent material in the cigarette butt is preferably a nonwoven fabric, an oil absorbing cotton, a porous glass sieve or expanded polytetrafluoroethylene.

Preferably, the acidic substance in the cigarette is an organic weak acid, and the content thereof is preferably from 0.1 to 10 g.

Preferably, the organic weak acid is any one of pyruvic acid, acetic acid, 3-methyl-2-oxopentanoic acid, 4-methyl-2-oxovaleric acid or 3-methyl-2-oxobutanoic acid. Or a combination of any of the above.

In the above aspect, the cigarette holder chamber may optionally be provided with an electric heating atomizing device for heating and atomizing the acidic substance.

Preferably, the electric heating atomization device is composed of an electric heating wire 5-1.2, a power source 5-1.3, a main control circuit board 5-1.4, and a moving film 5-1.5 disposed in the cigarette chamber, and the power source 5-1.3. The electric heating wire 5-1.1 is supplied with electric power, and the main control circuit board is used to control the discharge of the power source 5-1.3 through the moving film 5-1.5.

Preferably, the electric heating wire 5-1.2 is disposed at the end of the inlet of the cigarette buttery 5-1, and the body of the cigarette outside the electric heating wire 5-1.2 is wrapped by the adsorbent material 5-1.1 adsorbing the volatile acid.

Preferably, the power source 5-1.3 and the main control board 5-1.4 are located in the middle of the cigarette holder 5-1, and a gap is provided between the inner wall of the cigarette butt and the inner wall of the cigarette.

Preferably, the moving film 5-1.5 is disposed at the air outlet end of the cigarette holder 5-1, and the moving film 5-1.5 moves according to the air pressure change. A switch for controlling the heating wire 5-4.3.

In the above solution, an adsorption material for adsorbing nicotine or other tobacco alkaloid may be selected in the chamber of the smoke chamber.

Preferably, the adsorbent material in the smoke chamber is a non-woven fabric, a cotton absorbing cotton, a porous glass sieve, expanded polytetrafluoroethylene, cut tobacco or recombinant tobacco leaves.

The nicotine content is preferably from 1 to 500 mg.

In the above solution, the smoke chamber may further be provided with a heat generating material capable of releasing heat in the case of air or water.

Preferably, the heat generating material is an alkali metal, an alkaline earth metal, a nano silver, an iron element, and an alkali metal, an alkaline earth metal oxide and hydroxide, calcium carbide, and a mixture of any of the foregoing.

In the above scheme, it is optional to have an atomizable powder in the mouthpiece.

Preferably, the atomizable powder in the mouthpiece contains glucose, lactose, vanillin or tobacco flavor.

Preferably, the atomizable powder in the mouthpiece has a particle size between 10 and 50 microns.

Preferably, a section of the mouthpiece adjacent to the smoke chamber is a storage chamber for atomizable powder, and an end of the storage chamber adjacent to the mouthpiece of the mouthpiece is provided with an air restrictor that prevents the atomizable powder from entering the airway once or in large quantities.

Preferably, the air restrictor is made of a honeycomb filter material.

Preferably, the storage chamber is composed of a semi-closed first cylinder and a second cylinder which are closed at one end of one end of the nested end, the first cylinder having a larger diameter than the second cylinder, the first cylinder and The two open ends of the second cylinder are oppositely disposed, and the atomizable powder is located inside the first cylinder and the second cylinder, the opening direction of the first cylinder is toward the mouthpiece outlet, and the closed end is facing the mouthpiece inlet In the direction, the open end of the first cylinder located outside the outer wall of the second cylinder is covered with a plurality of guide vanes for generating irregular air vortices.

Preferably, the distance between the inner wall of the first cylinder and the outer wall of the second cylinder is l-2 mm.

In the above solution, the cigarette, the smoke chamber and the mouthpiece are preferably coaxially connected in a threaded manner in the axial direction. Preferably, the cigarette butt and the smoke chamber are both cylindrical, and the cigarette butt and the smoke chamber are connected in an axially interference fit manner, and the mouthpiece and the smoke chamber are also connected in an axially interference fit manner.

In the above aspect, the first valve is selected as a first sealing film disposed at the air inlet of the smoke chamber or/and the air outlet of the cigarette; the second valve is selected to be disposed at the air outlet of the smoke chamber or/and the mouthpiece a second sealing film at the gas port.

Preferably, the cigarette inlet is provided with a sealing cover capable of blocking the cigarette inlet. The sealing cap is a third valve disposed at the inlet of the cigarette. In the above solution, the cigarette butt, the smoke chamber and the cigarette holder are preferably a one-piece structure composed of a cylindrical cigarette tube, and the first valve is disposed at the junction of the air inlet of the smoke chamber and the air outlet of the cigarette. a rotary valve; the second valve is a second rotary valve disposed at the air outlet of the smoke chamber and the inlet of the mouthpiece; and a third rotary valve is further disposed at the inlet of the cigarette.

Preferably, the first rotary valve, the second rotary valve and the third rotary valve are both formed by a rotary valve plate and a fixed valve plate, and the rotary valve plate and the fixed valve plate are both fan valves arranged in an overlapping manner in the cylindrical tobacco pipe. a rotating valve piece is mounted on a rotating shaft located at the axis of the cigarette, the smoke chamber and the mouthpiece and rotatable about the rotating shaft, and the fixed valve piece is fixed in the cylindrical tobacco tube, and is disposed on the cylindrical tobacco tube There is a control member that controls the rotation of the rotary valve plate.

Preferably, the control member is a rotating shaft extending portion that protrudes from the outer end of the cigarette.

In the above solution, it is preferable that the cigarette, the cigarette chamber and the cigarette holder are located in the tobacco tube, the cigarette holder and the cigarette holder are respectively located at two ends of the tobacco tube, the smoke chamber is located at a middle portion of the tobacco tube, and the smoke chamber is located at a position of the middle portion of the tobacco tube. The tube wall is provided with an opening into the smoke chamber, the first valve is located at the inlet end of the smoke chamber, the second valve is located at the outlet end of the smoke chamber, and the first valve and the second valve are sealed , respectively, placed in the inlet and outlet of the smoke chamber.

Preferably, the first valve and the second valve are made of a disposable brittle material, and are respectively connected with the air inlet and the air outlet of the smoke chamber, and respectively protrude from the air inlet and the air outlet of the smoke chamber.

Preferably, the smoke chamber is made of a transparent plastic material and is made into a cavity.

The invention can be used as a substitute for the traditional cigarette, and the smoke containing the nicotine component can be formed only by suction without using an external heat source, and the chemical reaction is exothermed to stimulate the atomization of the volatile acid, and the air stream drives the volatile acid and the nicotine. Mixing, forming smoke, smoke containing nicotine is then sucked into the mouth through the mouthpiece, giving the smoker a sense of satisfaction.

The invention not completely burns at high temperature, completely eliminates most harmful components in the burning process of tobacco, does not produce second-hand smoke and soot, does not have any influence on the surrounding people or the environment, and does not affect the intake of nicotine by the smoker. Because it is a low-temperature cigarette product, it can also prevent fire hazards. DRAWINGS

Fig. 1 is a schematic view showing the overall structure of a first embodiment of the present invention.

Fig. 2 is a schematic view showing the overall structure of a second embodiment of the present invention.

Fig. 3 is a schematic view showing the overall structure of a third embodiment of the present invention.

Fig. 4 is a schematic view showing the overall structure of a fourth embodiment of the present invention. Fig. 5 is a schematic view showing the overall structure of a fifth embodiment of the present invention. detailed description

The present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

Embodiment 1, as shown in FIG. 1, this embodiment is a physical and chemical reaction type low temperature cigarette, which comprises a cigarette head 1-1, a smoke chamber 1-2 and a cigarette holder 1-3, the cigarette head 1-1, the cigarette chamber 1 The -2 and the mouthpiece 1-3 are an integral structure composed of a cylindrical pipe. among them:

The first adsorbent material adsorbing volatile acid is disposed in the body of the cigarette butt 1-1, and the first adsorbent material in the cigarette butt is a non-woven fabric, an oil-absorbing cotton, a porous glass sieve or an expanded polytetrafluoroethylene. The volatile acid in the cigarette is an organic weak acid, and the content thereof is 0.1-10 g, preferably pyruvic acid, acetic acid, 3-methyl-2-oxopentanoic acid, 4-methyl-2-oxovaleric acid or 3 Any one of -methyl-2-oxobutyric acid or a combination of any of the above 1-5.

The front end and the rear end of the cigarette 1-1 cavity are the cigarette inlet and the cigarette outlet. a second adsorbent material impregnated with nicotine is disposed in the smoke chamber 1-2, and the second adsorbent material in the smoke chamber is a non-woven fabric, a cotton absorbing cotton, a porous glass sieve, expanded polytetrafluoroethylene, shredded tobacco or reconstituted tobacco leaf. The nicotine content is preferably from 1 to 500 mg. The two ends of the smoke chamber 1-2 are the air inlet of the smoke chamber and the air outlet of the smoke chamber. The mouthpiece 1-3 is provided with a mouthpiece inlet and a mouthpiece outlet. The air inlet of the smoke chamber communicates with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the air inlet of the cigarette holder. The cigarette head 2-1, the smoke chamber 2-2 and the mouthpiece 2-3 air inlet and the air chamber outlet are respectively provided with valves that can be opened or closed.

In this embodiment, the first valve 1-4 is provided at the connection between the air outlet of the cigarette head 1-1 and the air inlet of the smoke chamber 1-2, and the air outlet of the smoke chamber 1-2 is connected with the air inlet of the mouthpiece 1-3. There is a second valve 1-5, a third valve 1-6 is provided at the front end of the cigarette 1-1, and the first valve 1-4, the second valve 1-5 and the third valve 1-6 are Rotate the valve. The first rotary valve, the second rotary valve and the third rotary valve are both formed by a rotary valve plate and a fixed valve plate, and the rotary valve plate and the fixed valve plate are fan-shaped valve plates which are arranged in an overlapping manner in the cylindrical tobacco pipe. The rotary valve plate is mounted on a rotating shaft located at the axis of the cigarette, the smoke chamber and the mouthpiece and rotatable about the rotating shaft, and the fixed valve piece is fixed in the cylindrical tobacco tube, and the rotating rotating tube is provided with control rotation The control piece for the rotation of the valve piece.

In this embodiment, by controlling the switches of the first valve 1-4, the second valve 1-5 and the third valve 1-6, the cigarette 2-1, the smoke chamber 2-2 and the mouthpiece 2-3 can be conveniently connected with each other. shut down. When the cigarettes are usually in storage, the above When the valve is closed, the cigarette butt 1-1 and the smoke chamber 1-2 are sealed from each other; when the consumer uses the cigarette, the valves are opened, so that the air inlet of the smoke chamber communicates with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the mouthpiece. At this time, the user can suck the cigarette from the air outlet of the cigarette holder, and the volatile acid in the cigarette chamber enters the smoke chamber with the suction airflow, and contacts the nicotine in the smoke chamber. Since nicotine also has a certain volatility, Will be mixed in the smoke chamber and acid-base neutralization reaction, the formation of solid particles of nicotine salt, the sensory is the raw smoke, the smoke enters the mouth through the mouthpiece, so that the smoker is satisfied.

The mouthpiece 1-3 of the embodiment simulates a cylindrical filter, or a flat lip of a pipe, and is made of a hard plastic, which is non-toxic and harmless. Embodiment 2, as shown in FIG. 2, the present embodiment includes a cigarette 2-1, a smoke chamber 2-2, and a cigarette holder 2-3, which are arranged in the axial direction, and a 2-1 chamber in which a volatile acid is adsorbed. An adsorbent material 2-11, the front end and the rear end of the cigarette head 2-1 cavity are a cigarette inlet and a cigarette outlet, respectively. The second adsorption material 2-21 in which nicotine is infiltrated is arranged in the smoke chamber 2-2, and the two ends of the smoke chamber 2-2 are respectively the air inlet of the smoke chamber and the air outlet of the smoke chamber. The mouthpiece 2-3 is provided with an atomizable powder 2-31, and the two ends of the mouthpiece are respectively a mouthpiece inlet and a mouthpiece outlet. The air inlet of the smoke chamber communicates with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the air inlet of the cigarette holder.

In this embodiment, the cigarette head 2-1 and the smoke chamber 2-2 are both cylindrical, and the first valve and the second valve that can be opened or closed are respectively arranged at the axial joints of the cigarette butt, the smoke chamber and the cigarette holder. A valve and a second valve are both rotary switches, a third valve is provided at the inlet of the cigarette butter, and the third valve is a detachable plug. In this embodiment, three plugs are provided to facilitate the mutual communication and closing between the cigarette holder 2-1, the smoke chamber 2-2 and the mouthpiece 2-3. When the cigarette is in the storage state, the cavity segments are sealed from each other; when the consumer needs to use the cigarette, the cover that is placed at the air inlet of the cigarette butt is opened, and the air inlet of the smoke chamber and the air outlet of the smoke chamber are opened. A valve and a second valve enable the air inlet of the smoke chamber to communicate with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the mouthpiece. At this time, the user can suck the cigarette from the air outlet of the cigarette holder.

The mouthpiece of the embodiment 2-3 simulates the cylindrical shape of the filter, or the flat lip shape of the pipe, and the material is hard plastic, non-toxic and harmless. The section of the mouthpiece 2-3 adjacent to the smoke chamber is a storage chamber for atomizable powder, and the end of the storage chamber adjacent to the mouthpiece of the mouthpiece is provided with an air restrictor 2-32 which prevents the atomizable powder from entering the air passage once or in large quantities. The air restrictor 2-32 is made of a honeycomb filter material, preferably a polymer foam, a honeycomb filter, a sieve or a cigarette filter material, to prevent the atomized powder from falling out due to the inverted cigarette during the suction process. At the same time, it does not affect the aspirator to suck out the atomizable powder.

The storage chamber includes a semi-closed first cylinder 2-33 and a second cylinder 2-34 nested together, the first cylinder 2-33 having a larger diameter than the second cylinder 2-34, the first cylinder 2-33 and the open ends of the second cylinder 2-34 are oppositely arranged, fogging The powder is located inside the first cylinder 2-33 and the second cylinder 2-34, and the distance between the inner walls of the first cylinder 2-33 and the second cylinder 2-34 is l-2 mm. The opening direction of the first cylinder is toward the mouthpiece of the mouthpiece, and the closed end thereof is oriented toward the mouthpiece of the mouthpiece, and is connectable with the second valve of the inlet end of the mouthpiece 3, the outer portion of the outer wall of the second cylinder 2-34 The open end of a cylinder 2-33 is covered with a plurality of guide vanes 2-35 for generating irregular air vortices; the closed end of the second cylinder 2-34 is connected to the air restrictor 2-32.

During normal suction, the atomizable powder 2-31 is sucked by the suction-driven airflow through the guide vane 2-35, and after being atomized by the airflow, it enters the smoker through the mouthpiece outlet, and the cigarette is inverted during the suction process. At the time, due to the presence of the guide vanes 2-35, the opening of the first cylinder 2-33 is blocked, so that the atomizable powder 31 does not fall out. An air restrictor 2-32 is arranged at one end of the storage chamber near the mouthpiece of the mouthpiece to prevent the atomizable powder from entering the respiratory tract once and causing an adverse reaction such as coughing.

The first adsorbent 2-11 in the cigarette head 2-1 is a non-woven fabric or a cotton absorbing cotton, and the volatile acid adsorbed in the adsorbent material is an organic weak acid, and the organic weak acid is pyruvic acid, acetic acid, 3-methyl-2. Any one of oxovaleric acid, 4-methyl-2-oxovaleric acid or 3-methyl-2-oxobutyric acid or a combination of any two to five. In the smoke chamber 2-2, the nicotine content is 1-500 mg, and the second adsorbent 2-21 is a non-woven fabric, a cotton absorbing cotton, a cut tobacco or a recombinant tobacco leaf. The atomizable powder in the mouthpiece 2-3 is any one or any of a plurality of dissolved flavors of glucose, lactose, vanillin, and tobacco flavor, and has a size of from 10 to 50 μm.

The volatile acid in the cigarette butt of the present embodiment is sucked into the smoke chamber by the suction air flow under the suction of the user, and meets with the nicotine vapor to generate an acid-base neutralization reaction to form solid salt particles, which is apparently That is, the raw smoke, the formed nicotine salt together with the tobacco flavor regulating powder in the mouthpiece enters the human body, so that the smoker is satisfied.

This embodiment is capable of producing a nicotine fumes having a tobacco flavor, and can be used as a substitute for a conventional cigarette, and it is possible to form a nicotine-containing smoke by suction only by using an external heat source, and to make a person feel satisfied. The cigarette product of the invention completely eliminates most harmful components in the burning process of tobacco because it does not burn at high temperature, but does not affect the intake of nicotine by the smoker, nor produces second-hand smoke and soot, and does not affect the surrounding population or the environment. Have any effect. In addition, because it is a normal temperature cigarette product, it also completely eliminates the fire hazard. Embodiment 3 As shown in FIG. 3, this embodiment relates to another physical and chemical reaction type low temperature cigarette, which comprises a cigarette butt 3-1, a smoke chamber 3-2 and a mouthpiece 3-3 which are sequentially spliced together in the axial direction, and a cigarette butt. The 3-1 cavity is provided with an adsorbent material for adsorbing volatile acid, and the front end and the rear end of the cigarette head 1 are respectively provided with a cigarette inlet and a cigarette outlet; the smoke chamber 3-2 is provided There is a tobacco infiltrated with nicotine and a heating material capable of releasing heat in the air and water. The two sides of the smoke chamber 3-2 are respectively provided with a smoke chamber air inlet and a smoke chamber air outlet; the smoke chamber air inlet is connected with the cigarette head air outlet. The air outlet of the smoke chamber communicates with the mouthpiece; the first valve and the second valve that can be opened or closed are respectively provided at the air inlet of the smoke chamber and the air outlet of the smoke chamber.

In this embodiment, the cigarette holder 3-1 and the smoke chamber 3-2 are both cylindrical, and the cigarette holder 3-1 and the smoke chamber 3-2 are threadedly connected in the axial direction, and the cigarette holder 3-3 and the smoke chamber 3-2 are along the axis. The thread is also connected in a threaded manner to facilitate the mutual assembly and disassembly of the cigarette head 3-1, the smoke chamber 3-2 and the mouthpiece 3-3, when the cigarette holder 3-1, the smoke chamber 3-2 and the mouthpiece 3-3 are assembled into a cigarette. The valve at the air inlet of the smoke chamber and the air outlet of the smoke chamber will be broken by the screwed thread, so that the air inlet of the smoke chamber communicates with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the mouthpiece.

The mouthpiece 3-3 simulates the cylindrical shape of the filter, or the flat lip shape of the pipe, which is made of hard plastic and is non-toxic and harmless. In addition, it can also be designed to integrate the smoke chamber 3-2 with the mouthpiece 3-3. The chamber 3-2 is connected to the mouthpiece 3-3 along the axis.

The adsorbent material in the cigarette head 3-1 is a non-woven fabric or a cotton absorbing cotton, and the volatile acid adsorbed in the adsorbent material is an organic weak acid, and the organic weak acid is pyruvic acid, acetic acid, 3-methyl-2-oxovaleric acid, 4 Any one or a combination of any of methyl-2-oxopentanoic acid or 3-methyl-2-oxobutanoic acid.

In the smoke chamber 3-2, the nicotine content is 5-20% by weight of the cut tobacco content, and the heat generating material is a combination of a metal elemental material, a metal oxide, a metal oxide or a metal elemental material.

The volatile acid in this embodiment is introduced into the smoke chamber 3-2 through the suction air stream, and the heat generating material in the smoke chamber 3-2 undergoes a chemical reaction exotherm in the air or the water in the air to stimulate the nicotine volatilization, and The volatile acid aerosol generates an acid-base neutralization reaction to form solid salt particles, which is apparently smoked, and the formed nicotine salt is absorbed into the human body, so that the smoker is satisfied.

Other chemical heating methods include hydration exotherm, neutralization exotherm, and curing exotherm. For example, the heat generated when sodium hydroxide or calcium oxide is dissolved, the acid-base neutralization reaction exotherm of sodium hydroxide and sulfuric acid, and the heat released by supersaturated sodium acetate vitrification. The discards produced by this chemical heating method are common inorganic salts and alkalis, and are harmless to the environment. It can be stored for a long time as long as it is sealed during storage and transportation.

E.g:

The nicotine in the smoke chamber 3-2 contains reduced iron powder, which meets the air during pumping and undergoes an oxidation reaction:

2Fe + 0 ₂ + 2H ₂ 0 = 2Fe(OH) ₂丄;

4Fe(OH) ₂ + 2H ₂ 0 + 0 ₂ = 4Fe(OH) ₃丄.

The oxidation process of iron powder in air is quite slow, but when the particle size of reduced iron powder is above 200 mesh, it is extremely easy. Oxidation, even spontaneous combustion. Therefore, it is necessary to control the amount of iron powder so as to achieve the temperature of heating and exciting nicotine without excessively high the wall of the melter. The amount of reduced iron powder in this embodiment is 0.1-5 g. If low-particle reduction iron powder is used, activated carbon is required as the anode of the chemical primary battery, and salt (NaCl) is used as the conductive medium.

Fe-2e=Fe ²⁺ ;

0 ₂ +2H ₂ 0+4e=40H―.

The chemical exothermic reaction needs to maintain the temperature above 45 degrees for 5-10 minutes, and the preferred temperature is 60-100 degrees. The temperature and time during the release of heat are regulated by the amount of iron powder and the ratio of addition of activated carbon and salt.

This chemical reaction thermally excites nicotine, which reacts with the organic volatile weak acid brought in by the pumping carrier gas to form a solid micro-salt in the smoke chamber 3-2.

The chemical reaction heat method adopted in this embodiment effectively increases the calorific value of the chemical exothermic reaction, can effectively volatilize nicotine, increase the smoke generation effect, and can simulate conventional cigarettes at a maximum temperature below the combustion temperature, and does not contain tobacco. Harmful substances such as tar produced by combustion. Embodiment 4, as shown in FIG. 4, in this embodiment, the cigarette butt 4-1, the smoke chamber 4-2 and the cigarette holder 4-3 are placed in the tobacco tube 4-4, and the cigarette butt 4-1 and the cigarette holder 4-3 are respectively located. At both ends of the tobacco tube 4-4, the smoke chamber 4-2 is located in the middle of the tobacco tube 4-4, and the tube wall at the position of the smoke chamber 4-2 in the middle portion of the tobacco tube 4-4 is provided with a smoke chamber 4-2. The opening, the first valve and the second valve on the air inlet and the air outlet at both ends of the smoke chamber 4-2 are both detachable sealing covers 4-5, and the smoke chamber 4-2 is made of transparent plastic material to make smoking The person can directly observe the formation of nicotine smoke. At the same time, the plastic must withstand temperatures below 150 degrees and is harmless to the human body; the detachable sealing cover 4-5 at both ends of the smoke chamber is made of disposable brittle material, respectively It is integrated with the air inlet and the air outlet of the smoke chamber, and respectively protrudes the air inlet and the air outlet of the smoke chamber. When in use, the smoke chamber 4-2 is pushed into the smoke tube 4-4, and the detachable sealing cover 4-5 is broken, so that the smoke chamber 4-2 is connected to the cigarette holder 4-1 and the mouthpiece 4-3. Embodiment 5 As shown in FIG. 5, the embodiment includes a cigarette butt 5-1, a smoke chamber 5-2 and a cigarette holder 5-3 which are sequentially spliced together in the axial direction, and an electric heating atomization is arranged in the chamber of the cigarette head 5-1. The device includes an electric heating wire 5-1.2 that provides a heat source, a power source 5-1.3 and a main control board 5-1.4, and a moving film 5-1.5. The electric heating wire 51.2 is disposed at the end of the inlet of the cigarette buttery 5-1, and the body of the cigarette inside the electric heating wire 5-1.2 is wrapped by the adsorbing material adsorbing volatile acid, that is, the insulating fiber 5-1.1. The power source 5-1.3 and the main control circuit board 5-1.4 are located in the middle of the cigarette 5-1, and a gap for the airflow is left between the inner wall of the cigarette butt, and the main control circuit board is connected to the heating wire 5-1.2 through the electric wire. The moving film 5-1.5 is set in the cigarette butt 5-1 At the air outlet end, the moving film 5-1.5 can be moved according to the change of the air pressure to control the switch between the main control circuit board and the heating wire 5-4.3.

The front end and the rear end of the cigarette head 5-1 cavity are respectively provided with a cigarette inlet and a cigarette outlet; the smoke chamber 5-2 is provided with a nicotine infiltrated nicotine, and the smoke chamber 5-2 has a smoke chamber at each end thereof. The air inlet and the air outlet of the smoke chamber; the air inlet of the smoke chamber communicates with the air outlet of the cigarette, the air outlet of the smoke chamber communicates with the mouthpiece; the first valve that can be opened or closed is respectively provided at the air inlet of the smoke chamber and the air outlet of the smoke chamber And the second valve.

In this embodiment: the cigarette head 5-1 and the smoke chamber 5-2 are both cylindrical, and the cigarette holder 5-1 and the smoke chamber 5-2 are connected in an axially interference fit manner, and the cigarette holder 5-3 and the smoke chamber 5- 2 The axial direction is also connected by an interference fit to facilitate mutual assembly and disassembly of the cigarette holder 5-1, the smoke chamber 5-2 and the mouthpiece 5-3. When the cigarette butt, the smoke chamber and the cigarette holder are assembled into cigarettes, the valve at the air inlet of the smoke chamber and the air outlet of the smoke chamber will be punctured, so that the air inlet of the smoke chamber communicates with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the mouth of the cigarette.

The cigarette butt 5-1 and the smoke chamber 5-2 of the embodiment may also be connected by bolts in the axial direction, and the cigarette holder 5-3 and the smoke chamber 5-2 are also bolted in the axial direction, when the cigarette butt, the smoke chamber and the cigarette holder are screwed. After being integrated, the valve at the air inlet of the smoke chamber and the air outlet of the smoke chamber will be punctured, so that the air inlet of the smoke chamber communicates with the air outlet of the cigarette, and the air outlet of the smoke chamber communicates with the mouthpiece.

The mouthpiece 5-3 simulates the cylindrical shape of the filter, or the flat lip shape of the pipe, which is made of hard plastic and is non-toxic and harmless. In addition, it can also be designed to integrate the smoke chamber 5-2 with the mouthpiece 5-3. The cavity and the mouthpiece are connected along the axis.

The adsorbent material in the cigarette head 5-1 is a heat insulating fiber which is infiltrated and resistant to acidity and temperature, and the volatile acid adsorbed in the adsorbent material is an organic weak acid, and the organic weak acid is preferably pyruvic acid, acetic acid or 3-methyl group. Any one or a combination of any of -2-oxopentanoic acid, 4-methyl-2-oxovaleric acid or 3-methyl-2-oxobutanoic acid.

In the smoke chamber 5-2, the nicotine content is 5-20% by weight of the cut tobacco content.

In this embodiment, the cigarette butt 5-1 is used for storing and exciting the volatile acid; the power source 5-1.3 in the cigarette butt 5-1 supplies electric energy to the electric heating wire 5-1.1, and the main control circuit board passes through the moving film 5-1.5. Various functions such as control of discharge of power supply 5.1.3, control of circuit on-time, and control of the entire current loop are included. During pumping, due to the change of air pressure, the moving film moves, the trigger switch is closed, the circuit is turned on, so that the heating wire 5-1.2 works, the heating wire 5-1.2 heats the wrapped adsorbent material 5-1.1, and reaches a certain temperature locally. The volatile acid volatilizes and enters the smoke chamber; the smoke chamber contains a certain amount of cut tobacco infiltrated with the nicotine-containing tobacco liquid; when the volatile acid contacts the tobacco with the suction gas stream, since nicotine also has a certain volatility, it will The smoke chamber mixes and reacts with acid-base neutralization to form solid particles of nicotine salt, which is sensory in the form of raw smoke; the smoke enters the mouth through the mouthpiece, so that the smoker is satisfied. As the modification in the present embodiment, substantially the same configuration as that of Embodiment 4 can be employed. The cigarette butt 5-1, the smoke chamber 5-2 and the cigarette holder 5-3 are placed in a tobacco tube, the cigarette head 5-1 and the cigarette holder 5-3 are respectively located at the two ends of the tobacco tube, and the smoke chamber 5-2 is located at the tobacco tube. In the middle part, the pipe wall at the position of the smoke chamber in the middle of the smoke pipe is provided with an opening which can be inserted into the smoke chamber, and the valve on the air inlet and the air outlet at both ends of the smoke chamber is a detachable sealing cover, and the smoke chamber 2 is a transparent plastic. Made of material, the smoker can directly observe the formation of nicotine smoke. At the same time, the plastic must withstand temperatures below 150 degrees and is harmless to the human body. The detachable sealing cover at both ends of the smoke chamber is made of disposable brittle material. The air inlet and the air outlet of the smoke chamber are respectively integrated, and the air inlet and the air outlet of the smoke chamber are respectively protruded. When in use, the smoke chamber 5-2 is pushed into the tobacco tube, and the detachable sealing cover is broken, so that the smoke chamber 5-2 is connected to the cigarette holder 5-1 and the mouthpiece 5-3.

The present invention has been described above in connection with the preferred embodiments, but the scope of the present invention is not limited to the embodiments disclosed above, but should be construed to cover various modifications, equivalent combinations and the like in accordance with the nature of the invention.

Claims

claims

1. A physical and chemical reaction type low-temperature cigarette, including a cigarette butt, a cigarette cavity and a cigarette holder that are connected and connected in the axial direction, and is characterized in that: the cigarette butt is a cavity with acidic substances inside, and the two ends of the cigarette butt are respectively provided with There is a cigarette butt air inlet and a cigarette butt air outlet; the cigarette chamber is a cavity containing a nicotine component, and the two ends of the cigarette chamber are respectively provided with a smoke chamber air inlet and a smoke chamber air outlet; the cigarette chamber The air inlet of the cavity is connected to the cigarette butt air outlet, and a first valve is provided at the connection point; the air outlet of the cigarette cavity is connected to the cigarette holder, and a second valve is provided at the connection point.

2. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette butt cavity is provided with an adsorption material for adsorbing volatile acids, the acidic substance is adsorbed in the adsorption material, and the The cigarette butt air inlet is provided with a third valve.

3. A physical and chemical reaction type low-temperature cigarette according to claim 2, characterized in that: the adsorption material in the cigarette butt is non-woven fabric, oil-absorbing cotton, porous glass screen or expanded polytetrafluoroethylene.

4. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the acidic substance in the cigarette butt is an organic weak acid, and its content is 0.1-10 grams.

5. A physical and chemical reaction type low-temperature cigarette according to claim 4, characterized in that: the organic weak acid is pyruvic acid, acetic acid, 3-methyl-2-oxopentanoic acid, 4-methyl-2-oxopentanoic acid Any one of valeric acid or 3-methyl-2-oxobutyric acid or a combination of any 1-5 above.

6. A physical and chemical reaction type low-temperature cigarette according to claim 2, characterized in that: the cigarette butt cavity is further provided with an electric heating atomization device for heating and atomizing acidic substances.

7. A physical and chemical reaction type low-temperature cigarette according to claim 6, characterized in that: the electric heating atomization device consists of an electric heating wire (5-1.2) and a power supply (5-1.3) located in the cigarette butt cavity. , main control circuit board (5-1.4) and moving membrane

(5-1.5), the power supply (5-1.3) provides electric energy for the electric heating wire (5-1.1), and the main control circuit board passes The moving membrane (5-1.5) is used to control the discharge of the power supply (5-1.3).

8. A physical and chemical reaction type low-temperature cigarette according to claim 7, characterized in that: the electric heating wire (5-1.2) is arranged at the end of the air inlet of the cigarette butt (5-1), and the electric heating wire (5 -1.2) The outer cigarette butt cavity is wrapped by an adsorbent material (5-1.1) that adsorbs volatile acids.

9. A physical and chemical reaction type low-temperature cigarette according to claim 7, characterized in that: the power supply (5-1.3) and the main control circuit board (5-1.4) are located in the middle of the cigarette butt (5-1), and are in contact with the cigarette butt. There are gaps between the inner walls for airflow to pass through.

10. A physical and chemical reaction type low-temperature cigarette according to claim 7, characterized in that: the moving membrane (5-1.5) is arranged at the outlet end of the cigarette butt (5-1), and the moving membrane (5-1.5) is arranged according to the The air pressure changes and moves to control the switch of the heating wire (5-4.3).

11. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette chamber is provided with an adsorption material for adsorbing nicotine.

12. A physical and chemical reaction type low-temperature cigarette according to claim 11, characterized in that: the adsorption material in the cigarette cavity is non-woven fabric, oil-absorbing cotton, porous glass screen, expanded polytetrafluoroethylene, shredded tobacco or Restructured tobacco leaves.

13. A physical and chemical reaction type low-temperature cigarette according to claim 11, characterized in that: the nicotine content is 1-500 mg.

14. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette chamber is further provided with a heat-generating material capable of releasing heat when exposed to air or water.

15. A physical and chemical reaction type low-temperature cigarette according to claim 11, characterized in that: the heat-generating material is alkali metal, alkaline earth metal, nanometer silver, iron element, and oxides and hydroxides of alkali metal and alkaline earth metal materials, calcium carbide, and mixtures of any of the above.

16. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette holder is filled with atomizable powder.

17. A physical and chemical reaction type low-temperature cigarette according to claim 16, characterized in that: the atomizable powder in the cigarette holder contains glucose, lactose, vanillin or tobacco flavoring.

18. A physical and chemical reaction type low-temperature cigarette according to claim 17, characterized in that: the particle size of the atomizable powder in the cigarette holder is between 10-50 microns.

19. A physical and chemical reaction type low-temperature cigarette according to claim 16, characterized in that: a section of the cigarette holder close to the cigarette chamber is a storage chamber for atomized powder, and one end of the storage room close to the outlet of the cigarette holder is provided with an atomizable powder. An air restrictor that prevents aerosolized powder from entering the respiratory tract at one time or in large quantities.

20. A physical and chemical reaction type low-temperature cigarette according to claim 19, characterized in that: the air flow restrictor is made of honeycomb filter material.

21. A physical and chemical reaction type low-temperature cigarette according to claim 19, characterized in that: the storage chamber is composed of a semi-closed first cylinder and a second cylinder nested together with one end open and one end closed, The diameter of the first cylinder is larger than that of the second cylinder, the two open ends of the first cylinder and the second cylinder are arranged oppositely, the atomizable powder is located inside the first cylinder and the second cylinder, the first cylinder The opening direction of the barrel is toward the direction of the air outlet of the cigarette holder, and its closed end is toward the direction of the air inlet of the cigarette holder. The open end of the first cylinder located outside the outer wall of the second cylinder is covered with a plurality of air vortices used to generate irregular air vortices. Guide vanes.

22. A physical and chemical reaction type low-temperature cigarette according to claim 21, characterized in that: the distance between the inner wall of the first cylinder and the outer wall of the second cylinder is 1-2mm.

23. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette butt, cigarette chamber and cigarette holder are coaxially connected in a threaded manner along the axial direction.

24. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette butt and the cigarette chamber are both cylindrical, the cigarette butt and the cigarette chamber are connected with an interference fit along the axial direction, and the cigarette holder and the cigarette chamber They are also connected with an interference fit along the axial direction.

25. A physical and chemical reaction type low-temperature cigarette according to claim 23 or 24, characterized in that: the first valve is a first sealing film provided at the air inlet of the cigarette chamber or/and the outlet of the cigarette butt; The second valve is a second sealing film disposed at the air outlet of the smoke chamber or/and the air inlet of the cigarette tip.

26. A physical and chemical reaction type low-temperature cigarette according to claim 23 or 24, characterized in that: the cigarette butt air inlet is covered with a sealing cover capable of blocking the cigarette butt air inlet.

27. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette butt, cigarette chamber and cigarette holder are an integrated structure composed of a cylindrical pipe, and the first valve is The first rotary valve is provided at the connection between the air inlet of the smoke chamber and the air outlet of the cigarette butt; the second valve is the second rotary valve provided at the air outlet of the smoke chamber and the air inlet of the cigarette holder; at the air inlet of the cigarette butt There is also a third rotary valve.

28. A physical and chemical reaction type low-temperature cigarette according to claim 27, characterized in that: the first rotary valve, the second rotary valve and the third rotary valve are composed of a rotary valve plate and a fixed valve plate, and the rotary valve Both the rotary valve piece and the fixed valve piece are fan-shaped valve pieces that are overlapped in the cylindrical smoke pipe. The rotary valve piece is installed on the rotating shaft located at the axis of the cigarette butt, the cigarette chamber and the cigarette holder and can rotate around the rotating axis. The fixed valve piece It is fixed in a cylindrical smoke pipe, and a control member for controlling the rotation of the rotary valve plate is provided on the cylindrical smoke pipe.

29. A physical and chemical reaction type low-temperature cigarette according to claim 28, characterized in that: the control member is an extension of the rotation shaft extending from the outer end of the cigarette butt.

30. A physical and chemical reaction type low-temperature cigarette according to claim 1, characterized in that: the cigarette butt, cigarette chamber and cigarette holder are located in the cigarette tube, the cigarette butt and the cigarette holder are located at both ends of the cigarette tube respectively, and the cigarette chamber is located in the cigarette tube. In the middle of the pipe, the pipe wall at the position of the smoke cavity in the middle of the smoke pipe is provided with an opening that can be put into the smoke cavity, and the first valve is located at the air inlet of the smoke cavity. end, the second valve is located at the air outlet end of the smoke chamber, and the first valve and the second valve are sealing covers, which are respectively placed on the inlet and outlet ends of the smoke chamber.

31. A physical and chemical reaction type low-temperature cigarette according to claim 30, characterized in that: the first valve and the second valve are sealing covers made of disposable brittle materials, which are connected to the air inlet and outlet of the smoke chamber respectively. They are connected into one body and protrude part of the air inlet and outlet of the smoke chamber respectively.

32. A physical and chemical reaction type low-temperature cigarette according to claim 30 or 31, characterized in that: the cigarette cavity is made of transparent plastic material.