CN209950376U - Cigarette holder, smoking device and heater for cigarette - Google Patents

Abstract

The utility model discloses a cigarette holder, a smoking device and a heater for cigarettes, which comprise a cigarette tube shell, a core seat and oxidation catalysis metal, wherein the cigarette tube shell is provided with a smoke inlet and a smoke outlet, the inside of the cigarette tube shell is provided with a flue, and the smoke inlet and the smoke outlet are connected and conducted through the flue; the core seat is arranged in the flue, the core seat is provided with at least one smoke guide hole, and two ends of the flue are communicated through the smoke guide hole; the oxidation catalytic metal is arranged in the flue and used for catalyzing the flue gas flowing through the flue to generate an oxidation reaction; so after the flue gas contacts with oxidation catalytic metal, the hydrogen ion in the flue gas will take place oxidation reaction and become water to form acid when avoiding flue gas and steam contact, brought better absorption experience for the user.

Description

Cigarette holder, smoking device and heater for cigarette

Technical Field

The utility model relates to a technical field of peripheral accessory of cigarette class, in particular to cigarette holder, smoking ware and heater for cigarette.

Background

Along with the improvement of living standard, the attention degree of people to the health is higher and higher, so in order to reduce the influence of cigarette to the human body, the application of cigarette heater has become popular, and in the application process, whether the taste of the produced smoke can meet the requirements of users is especially important.

In the practical application process, the smoke gas contains hydrogen ions, carbon monoxide and the like, and moisture in the atmosphere (or moisture in the oral cavity of a user) can be combined with the hydrogen ions to form water, so that the smoke gas is mostly acidic, the taste of the acidic smoke gas is poor, and the requirements of the user are difficult to meet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cigarette holder, smoking ware and heater for cigarette to it leads to the not good problem of taste to take sour in the solution flue gas.

In order to solve the technical problem, the utility model provides a cigarette holder, which comprises a cigarette tube shell, wherein the cigarette tube shell is provided with a cigarette inlet and a cigarette outlet, a flue is arranged inside the cigarette tube shell, and the cigarette inlet and the cigarette outlet are connected and communicated through the flue; the core seat is arranged in the flue and provided with at least one smoke guide hole, and two ends of the flue are communicated through the smoke guide hole; and the oxidation catalytic metal is arranged in the flue and is used for catalyzing the flue gas flowing through the flue to generate an oxidation reaction.

Wherein, the cigarette holder still includes the support rod, the one end of support rod passes the mouth of cigarette and is connected with the core print seat.

Wherein, the support rod is made of metal.

Wherein the oxidation catalyst metal is provided on the outer surface of the support rod.

And one end of the support rod, which is far away from the core seat, is provided with a shaping head, and the diameter of the shaping head is larger than that of the support rod.

Wherein, the outer surface of the side wall of the shaping head is provided with external threads.

Wherein the oxidation catalyst metal is disposed on an outer surface of the external thread.

Wherein the oxidation catalyst metal is disposed on the outer surface of the core print.

Wherein, the oxidation catalytic metal is arranged on the hole wall of the smoke guide hole.

The oxidation catalytic metal is in a porous structure and is arranged between the core seat and the smoke inlet and/or between the core seat and the smoke outlet.

The oxidation catalytic metal is in a mesh structure, is arranged on the surface of the core seat opposite to the smoke inlet and/or is arranged on the surface of the core seat opposite to the smoke outlet, and shields the smoke guide holes.

The side wall of the cigarette case is provided with a vent hole, the vent hole is arranged between the smoke outlet and the core seat, and the vent hole is communicated with the flue.

The cigarette case comprises a base and a sealing cover, the cigarette inlet is arranged on the base, the cigarette outlet is arranged on the sealing cover, the vent hole is arranged on the side wall of the sealing cover, and the base is detachably connected with the sealing cover.

Wherein the oxidation catalyst metal is at least one of gold, rhodium, palladium, platinum, silver, or copper.

In order to solve the technical problem, the utility model provides a smoking device, including cigarette holder pipe and foretell cigarette holder, the one end of cigarette holder pipe is passed the outlet flue is arranged in the flue, the other end that the cigarette holder pipe is relative is arranged in outside the flue, the cigarette holder pipe with be detachable connection between the outlet flue.

Wherein, the cigarette holder pipe is made of paper materials or acetate fibers.

In order to solve the technical problem, the utility model provides a heater for cigarette, including the foretell cigarette holder of host computer, the host computer is equipped with produces the mouth, produce the mouth with advance the mouth connection and switch on.

The cigarette holder is characterized in that a cigarette holder pipe is installed at the cigarette outlet, and the cigarette holder pipe is detachably connected with the cigarette outlet.

The utility model has the advantages as follows:

because oxidation catalytic metal locates in the flue, oxidation catalytic metal is used for catalyzing the flue gas that flows through the flue takes place oxidation reaction, so after the flue gas contacts with oxidation catalytic metal, the hydrogen ion in the flue gas will take place oxidation reaction and become water to form acid when avoiding flue gas and steam contact, brought better absorption experience for the user.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a preferred embodiment of the smoking device of the present invention;

fig. 2 is a schematic cross-sectional view of a cigarette holder according to a first embodiment of the present invention;

fig. 3 is a schematic view of an appearance structure provided by a first embodiment of the cigarette holder of the present invention;

fig. 4 is a schematic view of a core print structure provided by a first embodiment of the cigarette holder of the present invention;

figure 5 is a schematic view of the structure of the oxidation catalyst metal provided in the first embodiment of the cigarette holder of the present invention;

FIG. 6 is an enlarged view of part A of FIG. 2;

figure 7 is a schematic cross-sectional view of a second embodiment of a mouthpiece according to the present invention;

fig. 8 is a schematic cross-sectional view of a third embodiment of a cigarette holder according to the present invention;

figure 9 is the cross-sectional structure sketch map that the utility model discloses heater for the cigarette embodiment provided.

The reference numbers are as follows:

1. a cartridge shell; 11. a smoke inlet; 12. a smoke outlet; 13. a flue; 14. anti-skid lines; 15. a thread; 16. a vent hole; 17. a base; 18. sealing the cover; 19. a stop block;

2. a core print; 21. a smoke guide hole;

3. oxidizing the catalytic metal;

4. a support rod;

5. a shaping head; 51. an external thread;

6. a mouthpiece tube;

7. a host; 71. produce the cigarette mouth.

Detailed Description

The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

From fig. 2 to 5 can know, the first embodiment of cigarette holder includes cigarette pipe shell 1, core print 2 and oxidation catalysis metal 3, in the application, contacts through oxidation catalysis metal 3 and flue gas to hydrogen ion in the catalysis flue gas oxidizes and becomes water, the carbon monoxide in the catalysis flue gas becomes carbon dioxide, with the current flue gas of solution area acid lead to the taste not good and the flue gas has carbon monoxide to influence the healthy problem of user.

As shown in fig. 2 and 3, the cigarette case 1 is provided with a smoke inlet 11 and a smoke outlet 12, a smoke channel 13 is arranged inside the cigarette case 1, and the smoke inlet 11 and the smoke outlet 12 are connected and communicated through the smoke channel 13.

Specifically, the smoke tube shell 1 is vertically arranged, and the flue 13 is approximately a circular straight tube channel, so that the smoke inlet 11 is arranged at the lower end of the smoke tube shell 1, and the smoke outlet 12 is arranged at the upper end of the smoke tube shell 1; wherein, the outer surface of the upper part of the side wall of the smoke tube shell 1 is provided with anti-skid grains 14 so that a user can better hold the smoke tube shell 1, and the outer surface of the lower part of the side wall of the smoke tube shell 1 is provided with threads 15 so that the smoke tube shell 1 is fixedly connected with a main machine of the heater for the cigarette through threads.

As shown in fig. 2 and 4, the core print 2 is disposed in the flue 13, the core print 2 is provided with at least one smoke guide hole 21, and two ends of the flue 13 are connected and conducted through the smoke guide hole 21.

Specifically, the core print 2 is arranged at the middle lower part of the flue 13, so that the core print 2 can be arranged adjacent to the smoke inlet 11, the arrangement mode has the advantages that the core print 2 can quickly contact with smoke to absorb heat, and the smoke after absorbing heat needs to continuously flow away for a long distance in the flue 13 so as to further cool, thereby avoiding the influence on the taste caused by the overheat of the smoke absorbed by a user; in order to provide the core print 2 with better heat absorption efficiency, the core print 2 may be made of metal, such as aluminum alloy, copper alloy, etc.

In addition, generally speaking, the core print 2 is mainly used for cooling the flue gas and connecting and fixing other components, so as long as it can be ensured that the core print 2 does not obstruct the circulation of the flue gas, the shape of the core print 2 is not limited, but in order to ensure good cooling effect and circulation uniformity of the flue gas, the core print 2 can be set to the shape shown in fig. 4, at this moment, the core print 2 is provided with four smoke guide holes 21, the four smoke guide holes 21 are arranged in central symmetry, thereby ensuring the environmental consistency when the flue gas flows through the smoke guide holes 21, so as to realize uniform circulation of the flue gas, and the number of the smoke guide holes 21 is set to four, and the purpose is to increase the contact area between the core print 2 and the flue gas as much as possible, so as to improve the cooling effect of the.

The oxidation catalytic metal 3 is arranged in the flue 13, and the oxidation catalytic metal 3 is used for catalyzing the flue gas flowing through the flue 13 to generate oxidation reaction.

Specifically, the oxidation catalytic metal 3 may be a separately arranged component and placed in the flue 13, and the oxidation catalytic metal 3 may also be a film-coated structure so as to cover the surface of the flue 13 or the surface of a component arranged inside the flue 13, as long as the catalytic oxidation metal 3 can be ensured to contact with the flue gas; among them, the oxidation catalyst metal 3 has various optional materials, most noble metals can realize the oxidation catalysis, but in order to obtain better oxidation catalysis, it is preferable to set the oxidation catalyst metal 3 at least one of gold, rhodium, palladium, platinum, silver or copper, and the oxidation catalyst metal 3 can ensure the oxidation reaction to occur rapidly and sufficiently.

For example, the oxidation catalyst metal 3 may be disposed on the outer surface of the core print 2, and if the flue gas contacts the core print 2, the oxidation catalyst metal 3 may catalyze hydrogen ions in the flue gas to be oxidized into water, and catalyze carbon monoxide in the flue gas to be converted into carbon dioxide; it should be noted that, at this time, the catalytic oxidation metal 3 is disposed on the outer surface of the core print 2, the catalytic oxidation metal 3 may completely cover the outer surface of the entire core print 2, or the catalytic oxidation metal 3 only covers a part of the outer surface of the core print 2, or the catalytic oxidation metal 3 covers the outer surface of the core print 2 in a form of a plating layer, or the catalytic oxidation metal 3 and other materials may be mixed to form the core print 2, and a part of the catalytic oxidation metal 3 is exposed on the outer surface of the core print 2, or the catalytic oxidation metal 3 may be directly used to form the core print 2, that is, it is able to ensure that the catalytic oxidation metal 3 can be exposed on the outer surface of the core print 2.

However, in order to ensure good catalytic effect, it should be ensured that the oxidation catalytic metal 3 can be in sufficient contact with the flue gas, so it is preferable that the oxidation catalytic metal 3 is disposed on the hole wall of the smoke guide hole 21; the smoke guide holes 21 can surround the smoke, so that the oxidation catalyst metal 3 can contact with the smoke from multiple directions in the process that the smoke flows through the smoke guide holes 21, and the contact area between the oxidation catalyst metal and the smoke is maximized.

In addition, the oxidation catalytic metal 3 may be provided in a porous structure, and the oxidation catalytic metal 3 is provided between the core print 2 and the smoke inlet 11, and/or the oxidation catalytic metal 3 is provided between the core print 2 and the smoke outlet 12.

The above-mentioned mode is about to oxidize catalytic metal 3 and sets up to a structural component, can be globular, column, platelike, various irregular shapes even, but it sets up to porous structure to oxidize catalytic metal 3 to guarantee that the flue gas can pass through oxidation catalytic metal 3 through porous structure, so oxidation catalytic metal 3 no matter locate the upper portion, lower part or upper portion and the lower part of flue 13 this moment, can not constitute the hindrance to the circulation of flue gas, can also improve the area of contact with the flue gas through porous structure simultaneously for hydrogen ion in the flue gas, carbon monoxide carry out the oxidation reaction more fully.

As shown in fig. 5, it is preferable that the oxidation catalytic metal 3 is provided as a mesh structure, the oxidation catalytic metal 3 is provided on a surface of the core print 2 opposite to the smoke inlet 11, and/or the oxidation catalytic metal 3 is provided on a surface of the core print 2 opposite to the smoke outlet 12, and the oxidation catalytic metal 3 covers the smoke guide hole 21.

The oxidation catalysis metal 3 is arranged to be of a mesh structure, so that the mesh structure is flat, the occupied space is small, the obstruction of the insertion of the cigarette holder pipe into the flue 13 is avoided, and the mesh structure is provided with a plurality of through holes at high density, so that the full contact with smoke can be ensured, and a certain impurity filtering effect can be achieved, wherein the oxidation catalysis metal 3 can be made into a mesh size of 100 meshes, and the arrangement density of the number of the holes is high enough.

As shown in fig. 7, the second embodiment of the cigarette holder of the present invention is substantially the same as the first embodiment, except that the cigarette holder further comprises a support rod 4, and one end of the support rod 4 passes through the smoke outlet 12 to be connected with the cartridge holder 2.

Concretely, the coaxial setting of the center pin of support rod 4 and flue 13 this moment, support rod 4 from last down insert in flue 13, support rod 4's lower extreme and core print 2 be connected fixedly, support rod 4's the vertical outside that extends to cigarette case 1 in upper end, so when the flue gas still can contact with support rod 4 at the in-process that flows to outlet 12, support rod 4 alright further cool down the flue gas.

However, it should be noted that the flue gas is cooled by the support rod 4 and the core print 2, although the flue gas can be prevented from scalding the user, the flue gas with too low temperature can affect the inhalation taste of the user, so it is important to select the material with proper heat conductivity to make the support rod 4; for this purpose, it is preferable to set the support rod 4 to be made of metal, such as stainless steel, aluminum alloy, copper, etc., and the heat conductivity of the support rod 4 is slightly lower, so the heat absorption efficiency of the support rod 4 to the flue gas is not too high, and the flue gas can be ensured to be maintained at a better temperature after being absorbed by the heat.

Furthermore, in order to ensure smooth cooling of the smoke and obtain better inhalation taste, the heat conductivity coefficient of the support rod 4 is lower than that of the core holder 2, so that when the smoke passes through the core holder 2, the smoke can be cooled for one time, and then the smoke is cooled for another time with lower reduction amplitude when contacting with the support rod 4; particularly, when the supporting rod 4 is made of stainless steel and the core holder 2 is made of copper, a better flue gas smooth cooling effect can be obtained.

It should be noted that, at this time, the oxidation catalyst metal 3 is not limited to the arrangement manner described in the first embodiment, and the oxidation catalyst metal 3 may also be arranged on the outer surface of the support rod 4, and since the support rod 4 extends from the core base 2 to the outside of the smoke tube shell 1, the smoke can contact with the oxidation catalyst metal 3 in the process of flowing to the smoke outlet 12, so as to ensure sufficient oxidation of hydrogen ions and carbon monoxide; it is also shown that the oxidation catalyst metal 3 may be provided only on a part of the outer surface of the support rod 4, but that the better effect can be obtained by covering the outer surface of the support rod 4 on the circumferential side with the oxidation catalyst metal 3 completely.

The way in which the oxidation catalyst metal 3 is disposed on the outer surface of the support rod 4 is substantially the same as the way in which the oxidation catalyst metal 3 is disposed on the outer surface of the core print 2, and therefore, no description is given.

As shown in fig. 8, the third embodiment of the cigarette holder of the present invention is substantially the same as the second embodiment, except that the end of the supporting rod 4 away from the core holder 2 is provided with a shaping head 5, and the diameter of the shaping head 5 is larger than that of the supporting rod 4.

Specifically, the shaping head 5 shown in fig. 8 is substantially cylindrical, the shaping head 5 is sleeved on the upper end of the support rod 4, when the cigarette holder is used, the cigarette holder tube 6 is inserted into the flue 13 as shown in fig. 1, and most of the cigarette holder tube 6 is made of paper material, so that the cigarette holder tube 6 is easy to absorb water and become soft and deformed as the using time increases, thereby affecting the normal use of a user, and the shaping head 5 can limit the inward contraction of the cigarette holder tube 6 to ensure that the cigarette holder tube 6 is in an expansion conduction state, thereby providing guarantee for the stable use of the cigarette holder.

Of course, the shaping head 5 is not limited to be cylindrical, but may be a sphere, a rectangular column, etc. as long as the diameter of the shaping head 5 is ensured to be larger than the diameter of the support rod 4, so as to avoid the cigarette holder pipe 6 and the support rod 4 from being attached to each other and affecting the smoke flow, wherein the diameter of the shaping head 5 refers to the length between the leftmost side and the rightmost side of the shaping head 5, and the diameter of the support rod 4 refers to the length between the leftmost side and the rightmost side of the support rod 4, taking the direction shown in fig. 8 as an example.

Furthermore, after the cigarette holder pipe 6 deforms, the cigarette holder pipe 6 may abut against the outer wall of the shaping head 5, which also causes the smoke to be difficult to flow out of the cigarette holder pipe 6, and greatly affects the smoking experience of the user; in order to solve this problem, as shown in fig. 1 and 8, the outer surface of the side wall of the setting head 5 may be provided with an external thread, and at this time, even if the mouthpiece pipe 6 abuts against the outer wall of the setting head 5, the mouthpiece pipe 6 is still hard to sink into the concave position of the external thread 51, so that the external thread 51 substantially forms a passage for smoke to flow through, and it is ensured that the user can take the cigarette smoothly at any time.

It should be noted that the oxidation catalyst 3 is not limited to the arrangement described in the first and second embodiments, and the oxidation catalyst 3 may be disposed on the outer surface of the external thread 51, and the external thread 51 may surround the flue gas similar to the flue gas guiding hole 21 covered with the oxidation catalyst 3, so that the oxidation catalyst 3 can contact the flue gas from multiple directions when the flue gas flows in the external thread 51, thereby maximizing the contact area therebetween.

The manner in which the oxidation catalyst metal 3 is disposed on the outer surface of the external thread 51 is substantially the same as the manner in which the oxidation catalyst metal 3 is disposed on the outer surface of the core print 2, and therefore, no description is given.

As shown in fig. 2 and 6, the fourth embodiment of the cigarette holder of the present invention is substantially the same as the first embodiment, except that the side wall of the cigarette case 1 is provided with a vent hole 16, the vent hole 16 is disposed between the smoke outlet 12 and the wick holder 2, and the vent hole 16 is communicated with the smoke channel 13.

When the existing cigarette holder is used for smoking, the oxygen intake amount cannot be controlled, namely, a user cannot adjust the smoke concentration according to the preference of the user; and behind addding above-mentioned air vent 16, if the user plugs up air vent 16 with the hand, can reduce the entering volume of oxygen, if the user keeps switching on of air vent 16, can increase the entering volume of oxygen, so the user can adjust the oxygen entering volume according to self hobby to obtain the flue gas taste that oneself liked more, promoted user's smoking greatly and experienced.

However, some users have a single requirement for the taste of the smoke, and if the users only like the taste of the smoke in the state of blocking the ventilation hole 16, the arrangement of the ventilation hole 16 requires the users to hold the blocking ventilation hole 16 for a long time, which affects the use experience, so as to solve this problem, as shown in fig. 2 and 6, the smoke tube housing 1 may be arranged to include a base 17 and a cover 18, the smoke inlet 11 is arranged on the base 17, the smoke outlet 12 is arranged on the cover 18, the ventilation hole 16 is arranged on the side wall of the cover 18, and the base 17 is detachably connected with the cover 18.

Specifically, the cover 18 and the base 17 shown in fig. 2 and 6 are arranged up and down, the upper end of the cover 18 is provided with the smoke outlet 12, the lower end of the base 17 is provided with the smoke inlet 11, the upper part of the base 17 is inserted into the cover 18, the cover 18 is internally provided with the stop block 19, the stop block 19 is abutted against the upper end surface of the base 17 so as to limit the installation position between the two, and the vent hole 16 is arranged above the stop block 19, so that the connection and conduction between the vent hole 16 and the flue 13 are ensured.

When the mouth feel of the smoke needs to be adjusted by a user, the cover 18 with the vent hole 16 can be used together with the base 17, and when the mouth feel of the smoke does not need to be adjusted by the user, the cover 18 with the vent hole 16 can be detached to replace the cover 18 without the vent hole 16 for use, so that different use requirements of the user are met.

It should be noted that the detachable connection between the cover 18 and the base 17 has various implementation manners, such as the above plug-in connection, or threads may be disposed on the inner surface of the cover 18 and the outer surface of the base 17 to implement the threaded connection therebetween, or a fastening block, a fastening groove, and other structures may be respectively disposed on the inner surface of the cover 18 and the outer surface of the base 17 to implement the fastening connection therebetween.

As can be seen from figure 1, the embodiment of the utility model provides a smoking device, including cigarette holder pipe 6 and foretell cigarette holder, the one end of cigarette holder pipe 6 is passed outlet 12 is arranged in flue 13, the other end that cigarette holder pipe 6 is relative is arranged in outside flue 13, cigarette holder pipe 6 with be detachable connection between the outlet 12.

When the cigarette holder is used, the cigarette holder pipe 6 is inserted into the flue 13 through the cigarette outlet 12, and the size of the cigarette holder pipe 6 is matched with the sizes of the cigarette outlet 12 and the flue 13, so that the cigarette holder can stably clamp the cigarette holder pipe 6, and a user can suck the cigarette by using the cigarette holder pipe 6.

In order to provide a cleaner environment for the user, the cigarette holder tube 6 can be provided as an alternative green consumable, for example, the cigarette holder tube is made of paper material or acetate fiber, the cigarette holder tube 6 made of the material will not pollute the environment even if being discarded, and the material is specific, so that the cigarette holder tube can provide a comfortable smoking taste for the user.

In addition, because the cigarette holder pipe 6 can be in direct contact with the oral cavity of a user, in order to avoid softening and deformation of the cigarette holder pipe 6, a material with strong waterproof and water-resistant performance can be added to manufacture the cigarette holder pipe 6, so as to improve the durability of the cigarette holder pipe 6.

As can be seen from figure 9, the embodiment of the utility model provides a heater for cigarette, including host computer 7 and foretell cigarette holder, host computer 7 is equipped with produces cigarette mouth 71, produce cigarette mouth 71 with advance cigarette mouth 11 and be connected and switch on.

The main machine 7 mainly functions to heat cigarettes and tobacco shreds, and smoke generated in the heating process is discharged through the smoke generating port 71, so that a user can continuously suck through the cigarette holder after the smoke generating port 71 is communicated with the smoke inlet 11.

However, the cigarette holder is inconvenient to clean and is not suitable for being directly sucked by the cigarette holder, so the cigarette outlet 11 can be provided with the cigarette holder pipe 6, and the cigarette holder pipe 6 is detachably connected with the cigarette outlet 11; because the cigarette holder pipe 6 belongs to the replaceable consumable, the user can use the new cigarette holder pipe 6 to suck every time, and better use experience is provided for the user.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims (18)

1. A cigarette holder is characterized by comprising,

the cigarette case is provided with a cigarette inlet and a cigarette outlet, a flue is arranged inside the cigarette case, and the cigarette inlet and the cigarette outlet are communicated through the flue;

the core seat is arranged in the flue and provided with at least one smoke guide hole, and two ends of the flue are communicated through the smoke guide hole;

and the oxidation catalytic metal is arranged in the flue and is used for catalyzing the flue gas flowing through the flue to generate an oxidation reaction.

2. The holder according to claim 1, further comprising a support rod, one end of which is connected to the cartridge holder through the smoke outlet.

3. A holder according to claim 2, wherein said support rod is made of metal.

4. A holder according to claim 2, wherein said oxidation catalyst metal is provided on the outer surface of said support rod.

5. The holder according to claim 2, wherein the end of the support rod remote from the core print is provided with a shaped head, the diameter of which is larger than the diameter of the support rod.

6. A holder according to claim 5, wherein the outer surface of the side wall of said shaped head is provided with an external thread.

7. A holder according to claim 6, wherein said oxidation catalyst metal is provided on an outer surface of said external thread.

8. A holder according to claim 1, wherein said oxidation catalyst metal is provided on an outer surface of said wick.

9. A holder according to claim 8, wherein said oxidation catalyst metal is provided on the walls of said smoke guiding holes.

10. A holder according to claim 1, wherein said oxidation catalytic metal is of a porous structure, said oxidation catalytic metal being provided between said wick and said smoke inlet, and/or said oxidation catalytic metal being provided between said wick and said smoke outlet.

11. The holder according to claim 10, wherein said oxidation catalytic metal is a mesh structure, said oxidation catalytic metal is disposed on the surface of said wick holder opposite to said smoke inlet, and/or said oxidation catalytic metal is disposed on the surface of said wick holder opposite to said smoke outlet, said oxidation catalytic metal shields said smoke guide holes.

12. A holder according to claim 1, wherein said cartridge shell has a side wall provided with ventilation holes, said ventilation holes being disposed between said smoke outlet and said wick holder, said ventilation holes being in communication with said flue.

13. A holder according to claim 12, wherein said cartridge comprises a base and a cover, said inlet being provided on said base, said outlet being provided on said cover, said ventilation holes being provided on a side wall of said cover, said base being detachably connected to said cover.

14. The holder of claim 1, wherein said oxidative catalytic metal is at least one of gold, rhodium, palladium, platinum, silver, or copper.

15. A smoking device, comprising a mouthpiece and a mouthpiece as claimed in any one of claims 1 to 14, wherein one end of the mouthpiece is disposed in the flue through the mouthpiece, the opposite end of the mouthpiece is disposed outside the flue, and the mouthpiece is detachably connected to the mouthpiece.

16. A smoking apparatus according to claim 15, wherein the mouthpiece is made of paper material or cellulose acetate.

17. A heater for cigarette, which is characterized by comprising a main machine and a cigarette holder as defined in any one of claims 1 to 14, wherein the main machine is provided with a cigarette production port, and the cigarette production port is communicated with the cigarette inlet.

18. The heater as claimed in claim 17, wherein the mouthpiece is detachably connected to the mouthpiece.

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