CN211910533U

CN211910533U - Low-temperature smoking set with polygonal air inlet structure heating cavity

Info

Publication number: CN211910533U
Application number: CN202020013976.3U
Authority: CN
Inventors: 刘建福; 钟科军; 郭小义; 尹新强; 易建华; 曾维林
Original assignee: China Tobacco Hunan Industrial Co Ltd
Current assignee: China Tobacco Hunan Industrial Co Ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-11-13
Anticipated expiration: 2030-01-03
Also published as: WO2021135243A1

Abstract

The utility model discloses a low temperature smoking set with polygon inlet structure heating chamber, which comprises a housin, be formed with in the casing and supply tobacco products male heating chamber, the cross section in heating chamber is the polygon, inserts the heating chamber the circle inscribe at the outline line place of tobacco products's cross section in the polygon, make the heating chamber with form many inlet channel between the tobacco products. The utility model discloses the smoking set, the heating chamber is multilateral shape, and every limit is crisscross to form the edges and corners, inserts the heating chamber back when tobacco products, and the air current can get into through the edges and corners, so the border edges and corners all are inlet channel, and inlet channel evenly distributed is peripheral at tobacco products, and the air current can smoothly get into in the tobacco products during use.

Description

Low-temperature smoking set with polygonal air inlet structure heating cavity

Technical Field

The utility model belongs to the technical field of smoking articles for use, especially, relate to a low temperature smoking set with polygon air inlet structure heating chamber.

Background

The electronic smoking set on the market at present mainly comprises two types, such as an electronic cigarette which can smoke by evaporating tobacco tar and a low-temperature cigarette which can smoke by heating/distilling tobacco materials at low temperature (150-. With the wide application of low-temperature cigarettes in overseas markets, low-temperature smoking sets are concerned by consumers, different smoking sets have different experience effects, smoking sets are continuously innovated through continuous market exploration, and the acceptance degree of low-temperature cigarettes by customers is increased day by day.

Chinese patents 2017206386809, 2018205939467, 2018205939467 etc. disclose a low temperature smoking set that lateral part was admitted air, through set up the side direction inlet channel between heating chamber and shell, inlet channel and heating chamber bottom intercommunication to reach the heat transfer and reduce the purpose of smoking set shell temperature, but according to customer's feedback, the smoking set of above-mentioned patent has the air current and is not smooth and easy, takes out the trouble scheduling problem of cigarette.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, an object of the present invention is to provide a low temperature smoking set with a heating chamber having a polygonal air inlet structure to solve the problems of unsmooth airflow and great smoking effort in the prior art.

In order to solve the technical problem, the following technical scheme is adopted in the application:

low temperature smoking set with polygon air intake structure heating chamber, including the casing, be formed with in the casing and supply tobacco products male heating chamber, the cross section of heating chamber is the polygon, inserts the heating chamber the circle at the outline line place of tobacco products's cross section inscribe in the polygon makes the heating chamber with form many air intake passage between the tobacco products.

Further, the heating chamber has opposite first and second ends; wherein the first end is a tobacco product insertion end, and the second end is a closed end;

furthermore, a plurality of air inlet channels are formed between the heating cavity and the tobacco products, and a groove body communicated with the air inlet channels and the tobacco products is arranged at the closed end.

Further, the tobacco product is a low-temperature cigarette.

Further, the polygon is a regular polygon.

Furthermore, a heating body for heating the tobacco products in the heating cavity is also arranged in the shell.

Furthermore, a pressing piece and an elastic element are also arranged in the shell;

the pressing piece can drive the heating body to move along the inserting direction of the tobacco products relative to the heating cavity;

the elastic element is connected between the pressing piece and the shell, so that when the pressing piece is loosened, the pressing piece and the heating body are driven to reset.

Furthermore, the second end is provided with a through hole for the heating end of the heating body to pass through in a matching manner.

Further, the pressing piece is sleeved outside the heating cavity for sliding and is connected with the pressing sleeve of the mounting seat of the heating body.

Further, the casing includes the inferior valve and installs the tobacco pipe is inserted at inferior valve top, the inner chamber of inserting the tobacco pipe constitutes the heating chamber, press the cover slip cover to establish insert outside the tobacco pipe.

Furthermore, the bottom end of the smoke inserting pipe is sealed by a guide sleeve fixedly connected with the lower shell;

the guide sleeve is provided with a guide groove parallel to the insertion direction of tobacco products, and the mounting seat is mounted in the guide sleeve and provided with a guide block which penetrates through the guide groove in a matched mode and is connected with the pressing sleeve.

Compared with the prior art, the utility model discloses the beneficial effect who has lies in:

1. the heating chamber is multilateral shape, and every limit is crisscross to form the edges and corners, and after tobacco products inserted the heating chamber, the air current can get into through the edges and corners, so the border edges and corners all are inlet channel, and inlet channel evenly distributed is peripheral at tobacco products, and the air current can smoothly get into in the tobacco products during the use.

2. Heating chamber one end is sealed, and air intake passage directly lays in the heating chamber, and the condensate that forms and the tobacco that falls all will concentrate in the heating chamber in tobacco products heating process, and can not flow to other positions of smoking set, and the smoking set is clean convenient.

3. After the tobacco products such as cigarettes are drawn out, the heating element is driven to move along the insertion direction of the cigarettes by pressing the pressing piece, so that the heating element is separated from the tobacco products, the tobacco products are drawn out, the pressing piece and the heating element are reset by loosening the pressing piece through the elastic element, the problem of tobacco shred adhesion can be solved, and the operation is very convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an isometric view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is an exploded view of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 3;

FIG. 6 is a schematic cross-sectional view taken along line A-A of FIG. 3;

fig. 7 is an enlarged view of fig. 6 at B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the heating device comprises a casing 1, and a heating element 2, a battery 3 and a PCB 3 which are arranged in the casing 1, wherein the battery 3 is connected with the PCB 3, the PCB 3 is connected with the heating element 2 to form a heating control circuit, a button 5 is further arranged on a side portion of the casing 1, and the button 5 is pressed to control the on-off of the heating control circuit, so as to control the on-off of the heating element 2.

The battery 3 may be a battery such as a nickel-hydrogen battery or a lithium ion battery, and when a rechargeable battery is used, a charging port is also required to be provided on the housing, and a vibration motor 4 may be further provided in the housing to prompt charging information.

Referring to fig. 1 and 2, the housing 1 of the low temperature smoking article of the present embodiment has a heating chamber 7 formed in the top thereof for inserting tobacco products 6. The tobacco product 6 may be a structural body made of a smoking material, such as a low-temperature cigarette or a cartridge, and the embodiment is exemplified by the low-temperature cigarette.

The top opening end of the heating cavity 7 is a tobacco product insertion end, namely one end for inserting cigarettes; the bottom is the blind end, is formed with the perforation that supplies heat-generating body 2 to insert on the blind end, and heat-generating body 2 passes through mount pad 8 to be installed and to be located the bottom of heating chamber 7 and the end that generates heat in casing 1 and pass this perforation and extend into heating chamber 7, and when cigarette inserted heating chamber 7, the filter tip end of cigarette exposes outside casing 1 to supply the user to live and carry out the suction, also makes things convenient for pulling out of cigarette in addition. In the cigarette inserted in-process, the heating end of the heating body 2 is correspondingly inserted into a cigarette, and then the smoking material in the cigarette is heated to generate the smoke for the user to suck, the air flow enters from the heating cavity 7 and the side part of the cigarette, and the smoke generated by heating the smoking material is taken to the mouth of the user from the filter tip end at the top of the cigarette through the bottom of the cigarette.

According to the smoking set in the embodiment, one end of the heating cavity 7 is closed, the air inlet channel 9 is directly arranged in the heating cavity 7, condensate formed in the heating process of the tobacco products 6 and falling tobacco are concentrated in the heating cavity 7 and cannot flow to other parts of the smoking set, and the smoking set is clean and convenient.

Referring to fig. 5-7, in the present embodiment, the heating chamber 7 has a polygonal cross-section, and the circle in which the outline of the cross-section of the tobacco product 6 inserted into the heating chamber 7 is inscribed is polygonal, so that a plurality of air inlet passages 9 are formed between the heating chamber and the tobacco product. When a cigarette is inserted into the heating cavity 7, the outer diameter of the cigarette is tangent with the middle position of the polygonal edge, each edge of the heating cavity 7 is intersected to form a corner angle, and air flow can enter through the corner angle, so that the peripheral corner angles are air inlet channels 9, the air inlet channels 9 are evenly distributed on the periphery of the cigarette, and the air flow can smoothly enter into a cigarette cavity during use.

When a cigarette inserts heating chamber 7, the air current can get into from each corner of polygon during smoking, along the side low current to the bottom of cigarette, because of the cigarette inserts heating chamber 7 bottom by the bone position spacing, so the air current just gets into a cigarette bottom plane from the overhead cell body 15 of bottom bone position, makes the air current smoothly inhale.

It should be noted that in the present embodiment, regular polygons such as regular hexagons and regular octagons are preferably used as the polygons, but other polygons having inscribed circles may be used.

Referring to fig. 1 and 2, it can be understood that, in practical applications, the low temperature smoking set further includes a pressing member 10 disposed in the housing 1 and capable of driving the heating element 2 to move along the insertion direction of the tobacco product 6 relative to the heating cavity 7, and an elastic element 11 connected between the mounting seat 8 and the housing 1 to drive the pressing member 10 and the heating element 2 to reset when the pressing member 10 is released.

Referring to fig. 2 and 3, the low-temperature smoking set of the embodiment drives the heating element 2 to move along the cigarette insertion direction by pressing the pressing piece 10 after the cigarette is drawn, so that the heating element 2 is separated from the cigarette, the cigarette is pulled out at the moment, the adhesion of the cut tobacco to the heating element 2 can be effectively prevented, after the cigarette is pulled out, the pressing piece 10 is loosened, the pressing piece 10 and the heating element 2 reset under the action of the elastic resetting force of the elastic element 11, a user can re-insert a new cigarette for smoking, and the whole operation process is very convenient.

It should be noted that the cigarette can be set to two segmentation structures of constituteing by tobacco section and filter tip section, also can be set to two segmentation structures of constituteing by tobacco section, condensation segment and filter tip section, and two segmentation structures cigarette is because of being provided with the condensation segment, consequently get into the smog temperature in the user's mouth and can obtain effectual reduction, and then the smoking taste compares two segmentation structures cigarette better.

Referring to fig. 1 and 2, in some embodiments, the housing 1 includes a lower housing 101 and a smoke insertion tube 102 installed on the top of the lower housing 101, an inner cavity of the smoke insertion tube 102 directly forms the heating cavity 7, the pressing member 10 is a pressing sleeve slidably sleeved on the smoke insertion tube 102, and a bottom end of the pressing sleeve extends into the lower housing 101 and is fixedly connected with the mounting seat 8 inside the lower housing 101.

After the cigarette is drawn out, the operation is carried out by one hand, the mounting seat 8 and the heating element 2 are driven to move downwards by pressing the pressing sleeve by the big thumb, the heating element 2 is separated from the cigarette, the elastic element 11 is compressed, the cigarette is drawn out, the problem of tobacco shred adhesion can be effectively solved, the big thumb is loosened, and the mounting seat 8 drives the pressing sleeve and the heating element 2 to move upwards for resetting under the action of the resetting force of the elastic element 11. It is conceivable here that the elastic element 11 can be a helical spring, but of course also a rubber element.

Referring to fig. 1, in other embodiments, the bottom end of the heating chamber 7 is closed by a guide sleeve 12 fixedly connected to the lower casing 101, the guide sleeve 12 is provided with a guide slot 13 parallel to the insertion direction of the cigarette, and the mounting seat 8 is installed in the guide sleeve 12 and has a guide block 14 matched to pass through the guide slot 13 and connected to the pressing sleeve.

Referring to fig. 1 and 3, in the present embodiment, the guide sleeve 12 is disposed in the lower shell 101, so that the pressing direction of the pressing sleeve can be guided, and the pressing sleeve can be effectively prevented from being locked in the moving process to cause pressing failure; after the big thumb is loosened, the mounting seat 8 drives the pressing sleeve and the heating element 2 to move upwards and reset under the action of the reset force of the elastic element 11 until the mounting seat 8 is contacted with the top end of the guide sleeve 12, at the moment, the heating end of the heating element 2 is inserted into the heating cavity 7, and the cigarette in the next round can be sucked by a user.

The polygonal smoke inserting pipe 102 is made of aluminum alloy, the surface of the polygonal smoke inserting pipe is anodized, and in order to ensure the verticality of the smoke inserting pipe 102, the smoke inserting pipe 102 and the guide sleeve 12 in the shell 1 are fixed through an integral injection molding process.

The above examples are merely illustrative of the present invention clearly and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it intended to be exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. Low temperature smoking set with polygon air intake structure heating chamber, including the casing, be formed with in the casing and supply the inserted heating chamber of tobacco products, its characterized in that: the cross section of the heating cavity is a polygon, and a circle where a contour line of the cross section of the tobacco product inserted into the heating cavity is inscribed in the polygon, so that a plurality of air inlet channels are formed between the heating cavity and the tobacco product.

2. The low temperature smoking article of claim 1, wherein: the tobacco product is a low-temperature cigarette.

3. The low temperature smoking article of claim 1, wherein: the polygon is a regular polygon.

4. A low temperature smoking article according to any one of claims 1-3, wherein: the shell is also internally provided with a heating body for heating the tobacco products in the heating cavity.

5. The low temperature smoking article of claim 4, wherein: the shell is also internally provided with a pressing piece and an elastic element;

6. The low temperature smoking article of claim 5, wherein: the heating chamber has opposite first and second ends; wherein the content of the first and second substances,

the first end is a tobacco product inserting end, and the second end is a closed end;

the closed end is provided with a groove body for communicating the air inlet channel with the tobacco products.

7. The low temperature smoking article of claim 6, wherein: the second end is provided with a through hole for the heating end of the heating body to pass through in a matching way.

8. The low temperature smoking article of claim 6, wherein: the pressing piece is sleeved with the sliding sleeve outside the heating cavity and connected with the mounting seat of the heating body.

9. The low temperature smoking article of claim 8, wherein: the casing includes the inferior valve and installs the tobacco pipe is inserted at inferior valve top, the inner chamber of inserting the tobacco pipe constitutes the heating chamber, press the cover slip cover to establish insert outside the tobacco pipe.

10. The low temperature smoking article of claim 9, wherein: the bottom end of the smoke inserting pipe is sealed by a guide sleeve fixedly connected with the lower shell;