CN116649617A - A smoke pipe with adjustable air intake and a cigarette branch containing it - Google Patents

Abstract

The invention belongs to the technical field of heated cigarettes, and in particular relates to a cigarette pipe with adjustable air intake and a cigarette containing the same. The smoke pipe includes: a pipe body; a front step and a rear step are also arranged on the inner wall of the pipe, and the filter rod abuts against the lip end of the front step; a gap is formed between the front step and the rear step. The side wall of the cooling section is provided with several vent holes; the outer wall of the smoke pipe is provided with a movable shield, and the position of the movable shield can be adjusted to adjust the number of vent holes covered by the movable shield. The smoke pipe of the present invention is provided with a front step and a rear step for respectively limiting the position of the smoking section and the filter rod. In particular, vent holes are provided outside the tube; a movable shield is provided on the outer wall of the smoke pipe, and the position of the movable shield can be adjusted to adjust the number of vent holes covered by the movable shield. This flexibly adjusts the air intake during the suction process, thereby changing the smoke volume and smoke concentration.

Description

A smoke pipe with adjustable air intake and a cigarette branch containing it

technical field

The invention belongs to the technical field of heated cigarettes, and in particular relates to a cigarette pipe with adjustable air intake and a cigarette containing the same.

Background technique

Existing heated cigarettes generally include a filtering section, a cooling section, a smoking section, and the like. If it is necessary to limit the position between each segment to prevent misalignment, a columnar or disc-shaped hard limiter is generally used to limit the position. However, this method increases the cost and makes the preparation process of cigarettes more complicated.

In addition, the smoke tube of the existing granule products is made of paper tube. Since the paper tube has a certain thickness, when the diameter of the cigarette is not large, the smoke tube is relatively hard and has good support strength. However, a certain percentage of smokers feel that the paper tube is not as soft as traditional cigarettes when they hold it on their lips, and the lip end feels bad. On the other hand, the production process of paper tube cigarettes is long and has many processes, which is not conducive to large-scale and continuous production in factories, and the pass rate of cigarettes is also affected to a certain extent.

The present invention has been proposed in order to solve at least one of the above-mentioned problems.

Contents of the invention

The first aspect of the present invention provides a smoke pipe that can adjust the intake air volume. The smoke pipe includes: a pipe body; the near lip section of the pipe body is filled with filter rods, and the inner wall of the pipe body is also provided with a front section a step and a rear step, the filter rod abuts against the proximal lip end of the front step, and a smoking substance containing chamber is formed between the rear step and the distal lip end of the tube body;

A cooling section is formed between the front step and the rear step;

The side wall of the cooling section is provided with several vent holes; the outer wall of the smoke pipe is provided with a movable shield, and the position of the movable shield can be adjusted to adjust the number of vent holes covered by the movable shield.

Preferably, the movable blocking member is a sliding ring, and the sliding ring is in clearance fit with the outer wall of the tube;

From the near lip end to the far lip end, first grooves and second grooves are sequentially distributed on the inner wall of the sliding ring, and a limiting portion, a first protrusion and a second protrusion are sequentially arranged on the outer wall of the tube ;

During the process of sliding the sliding ring from the proximal end to the distal end, it can be located at the first position, the second position or the third position;

When in the first position, the proximal lip end of the sliding ring abuts against the stopper, and the distal lip end abuts against the first protrusion, and the sliding ring does not cover any ventilation holes;

When in the second position, the first protrusion is located in the second groove, and the sliding ring covers part of the air hole;

In the third position, the first protrusion is located in the first groove, and the second protrusion is located in the second groove, and the sliding ring covers all the ventilation holes.

Preferably, the movable blocking member is a sliding ring, and the sliding ring is in clearance fit with the outer wall of the tube;

From the far lip end to the near lip end, second grooves and first grooves are sequentially distributed on the inner wall of the sliding ring, and a limiting part, a second protrusion and a first protrusion are sequentially arranged on the outer wall of the tube ;

During the process of sliding the sliding ring from the distal lip end to the proximal lip end, it can be located at the first position, the second position or the third position;

When in the first position, the proximal lip end of the sliding ring abuts against the stopper, and the distal lip end abuts against the first protrusion, and the sliding ring does not cover any ventilation holes;

When in the second position, the second protrusion is located in the first groove, and the sliding ring covers part of the air hole;

In the third position, the first protrusion is located in the first groove, and the second protrusion is located in the second groove, and the sliding ring covers all the ventilation holes.

Preferably, the first protrusion or the second protrusion is independently a convex point or an annular rib; the groove is an annular groove.

Preferably, the smoke pipe is made of silica gel.

Preferably, the front step and the rear step are independent of each other as point-shaped protrusions or annular inner flanges provided on the inner wall of the tube.

Preferably, a bead containing part is provided in the cooling section, and the bead containing part includes: radially arranged radial plates in the cooling section;

The spoke plate divides the cooling section into a near-lip cavity and a far-lip cavity,

A bead blasting tube coaxial with the tube body is arranged in the center of the spoke plate, and a through hole is arranged on the spoke plate to communicate with the near-lip cavity and the far-lip cavity.

Preferably, the popping ball tube is filled with popping balls.

Preferably, the distal lip end of the smoke pipe is an inserting portion for inserting with the smoking section.

Preferably, the smoke pipe is made of silica gel through an integral molding process.

Preferably, several of the ventilation holes are respectively distributed on the side walls of the near-lip cavity and the far-lip cavity, and the first protrusion or the second protrusion is arranged between the two ventilation holes.

Preferably, the silica gel of the present invention should be resistant to a high temperature of 200 degrees Celsius, such as silica gel or modified silica gel. High temperature resistance of 200 degrees Celsius means: at 200 degrees Celsius, it will not be deformed due to temperature changes.

Preferably, the silica gel should be resistant to a high temperature of 250 degrees Celsius. More preferably, the silica gel should be resistant to a high temperature of 280 degrees Celsius.

The second aspect of the present invention provides a cigarette with adjustable stomata, which comprises the cigarette pipe according to any one of the first aspect.

The above technical solutions can be freely combined under the premise of no contradiction.

Compared with the prior art, the present invention has the following beneficial effects:

1. The front step 11 and the rear step 12 are provided in the smoke tube of the present invention to limit the position of the smoking section (or pod) and the filter rod respectively. The step limit occupies less space, does not occupy the air flow channel, and does not significantly increase the length of the smoke pipe.

In particular, several ventilation holes are provided outside the tube; a movable shield is provided on the outer wall of the smoke pipe, and the position of the movable shield can be adjusted to adjust the number of ventilation holes covered by the movable shield. This can flexibly adjust the amount of air entering during the suction process, thereby changing the amount of smoke and the concentration of smoke, and users can choose at will according to their own preferences.

2. In the preferred technical solution, the pipe body of the smoke pipe is made of silica gel, and is obtained through an integral molding process. Compared with the paper tube material of traditional granular cigarettes, the silicone is softer, and the user's lips feel better.

3. In the preferred technical solution, the cooling section of the smoke pipe is provided with an exploding bead containing part for filling the exploding bead. Silicone is an elastic material, which is convenient to squeeze the pipe and pop the beads to release the fragrance. The elastic material of silicone can also make the pipe rebound quickly.

4. Since the cigarette pipe is integrally formed with silica gel, consumers can wash it and then use it repeatedly. With a certain proportion of different flavors of pods, explosive beads, and filter rods, it can reduce the time spent on producing cigarettes by the manufacturer. Reduce production costs; and allow consumers to match pods and (or) popping beads according to their preferences, get cigarettes of their own taste (or only purchase pods and popping beads of the flavor they like), and obtain low-cost DIY experience.

5. In addition, the cigarette pipe of the present invention can also be matched with existing traditional cigarettes that need to be ignited by utilizing the good elasticity of silica gel, for example, inserting the filter section of a traditional cigarette into the accommodating cavity of the smoking section in the cigarette pipe. The filter rod of the smoke pipe of the present invention is used to further absorb and reduce the harmful components in the combustion smoke; and the taste of traditional lit cigarettes is changed by using the cleanable and reusable explosive beads.

Description of drawings

Fig. 1 is an axial main sectional view and an A-A sectional view of a smoke pipe with adjustable air intake in Embodiment 1.

Fig. 2 is an axial main sectional view and an A-A sectional view of a smoke pipe with adjustable air intake in Embodiment 2.

List of reference signs:

1. Tube body, 11. Front step, 12. Rear step, 13. Bead blasting tube, 14. Through hole, 15. Radial plate, 16. Second protrusion, 17. First protrusion, 18. Limit Department, 191, far lip vent group, 192, near lip vent group, 2, filter rod, 3, cooling section, 31, far lip cavity, 32, near lip cavity, 4, popping beads, 5, sliding Ring, 51, and second groove, 52, first groove.

Detailed ways

The present invention will be further described in detail below in conjunction with the examples.

Those skilled in the art will understand that the following examples are only for illustrating the present invention and should not be considered as limiting the scope of the present invention. If no specific technique or condition is indicated in the examples, it shall be carried out according to the technique or condition described in the literature in this field or according to the product specification. The materials or equipment used are not indicated by the manufacturer, and they are all conventional products that can be obtained through purchase.

Those skilled in the art will understand that unless otherwise stated, the singular forms "a", "an", "said" and "the" used herein may also include plural forms. It should be further understood that the word "comprising" used in the description of the present invention refers to the presence of said features, integers, steps, operations, elements and/or components, but does not exclude the presence or addition of one or more other features, Integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "coupled" to another element, it can be directly coupled to the other element or intervening elements may also be present. Additionally, "connected" as used herein may include wirelessly connected.

In the description of the present invention, unless otherwise specified, "plurality" means two or more. The orientation or state relationship indicated by the terms "inner", "upper", "lower" and the like are based on the orientation or status relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the No device or element must have a specific orientation, be constructed, and operate in a specific orientation and therefore should not be construed as limiting the invention.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection" and "installation" should be interpreted in a broad sense, for example, it can be a fixed connection or a fixed connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary. Those of ordinary skill in the art will understand the specific meanings of the above terms in the present invention according to specific situations.

Those skilled in the art can understand that, unless otherwise defined, all terms including technical terms and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be understood that terms such as those defined in commonly used dictionaries should be understood to have a meaning consistent with the meaning in the context of the prior art, and unless defined as herein, are not to be interpreted in an idealized or overly formal sense explain.

Example 1

As shown in Fig. 1 , a smoke pipe with adjustable intake air volume includes: a pipe body 1, a filter rod 2, popping beads 4, and a sliding ring 5. Remove filter rod 2, blasting beads 4, and slip ring 5. The rest of the smoke pipe is integrally formed by silicone casting process. The filter rod 2 is acetate fiber tow.

The near-lip section of the tube body 1 is filled with a filter rod 2, and the inner wall of the tube body 1 is also provided with a front stage step 11 and a rear stage step 12, and the filter rod 2 abuts against the bottom of the rear stage step 12. Near the lip end, a smoking section accommodation cavity is formed between the rear step and the far lip end of the tube body;

Both the front step 11 and the rear step 12 are annular structures, and a cooling section 3 is formed between them.

The explosion bead accommodation part is arranged in the cooling section 3 , and the explosion bead accommodation part includes: an annular radial plate 15 arranged radially in the cooling section 3 .

The spoke plate 15 divides the cooling section 3 into a near-lip cavity 32 and a far-lip cavity 31 .

The annular center of the spoke plate 15 is integrally connected with the coaxial bead tube 13 of the tube body 1, and the spoke plate 15 is provided with a series of through holes 14 arranged in the circumferential direction to communicate with the near-lip cavity 32 and Distal lip cavity 31 . A popping pearl 4 is accommodated in the popping pearl tube 13 . The inner diameter of the popping bead tube 13 is slightly smaller than the diameter of the popping bead 4, so that the popping bead 4 is stuck in the popping bead tube 13 by utilizing the elasticity of the silica gel. The length of the popping ball tube 13 is greater than 1.4 times the diameter of the popping ball 4 in order to accommodate the popping ball 4 .

The diameter of the through hole 14 on the web 15 is as small as possible and as close as possible to the pipe body 1 on the premise of ensuring sufficient ventilation. The tube body 1 is provided with a far lip vent group 191 on the side wall of the far lip cavity 31 and a near lip vent group 192 on the near lip cavity 32 . The distal lip vent set 191 and the proximal lip vent set 192 are also located as close as possible to the web 15 . Each vent group contains at least one vent. In this embodiment, each air hole group includes two symmetrical air holes.

The pipe body 1 is covered with a sliding ring 5 . The sliding ring 5 is in clearance fit with the outer wall of the pipe body 1 .

From the near lip end to the far lip end, first grooves 52 and second grooves 51 are sequentially distributed on the inner wall of the sliding ring 5, and the outer wall of the tube body 1 is sequentially provided with a limiting portion 18 and a first protrusion. 17 and the second protrusion 16.

The distance between the first groove 52 and the second groove 51 is substantially equal to the distance between the first protrusion 17 and the second protrusion 16 .

When the consumer uses the cigarette pipe to smoke, the sliding ring 5 can move to the far lip end, compress the first protrusion 17 successively, and stop when reaching the second protrusion 16 after blocking the near-lip ventilation hole group 192 . At this time, the distal lip end of the sliding ring 5 abuts against the second protrusion 16 , the first protrusion 17 is accommodated in the second groove 51 , and the distal lip vent hole group 191 is exposed for ventilation. If the sliding ring 5 is further pushed toward the far lip end, the second protrusion 16 can be compressed to cover the far lip vent group 191, until the two grooves on the sliding ring 5 accommodate the first protrusion 17 and the second protrusion respectively. After the protrusion 16, the stroke of the slide ring 5 ends.

Because the far lip vent group 191 and the near lip vent group 192 are as close as possible to the web 5 . Therefore, when the smoke that has been sucked flows through the relatively small through hole 14, the airflow velocity is faster, so the far lip vent hole group 191 and the near lip vent hole group 192 that are closer to the front and back of it can be Both will produce side blowing. Under the Venturi effect, the air pressure outside the tube body 1 is greater than the pressure of the far lip vent group 191 and the near lip vent group 192 in the tube body 1, so the fresh air from the outside can be sucked into the near lip cavity 32 and the far lip cavity respectively. Cavity 31, make the high-temperature air that can mix and cool down in near lip cavity 32 and far lip cavity 31 obtain front and rear twice cooling.

Example 2

As shown in Figure 2, a smoke pipe with adjustable air intake.

The difference with embodiment 1 is:

From the far lip end to the near lip end, second grooves 51 and first grooves 52 are sequentially distributed on the inner wall of the sliding ring 5, and the limiting portion 18 and the second protrusion are sequentially arranged on the outer wall of the tube body 1. 16 and the first protrusion 17.

The distance between the first groove 52 and the second groove 51 is substantially equal to the distance between the first protrusion 17 and the second protrusion 16 .

When a consumer smokes with a cigarette pipe, the sliding ring 5 can move toward the proximal end of the lip, compress the second projection 16 successively, and stop at the first projection 17 after blocking the vent hole group 191 of the far lip. At this time, the lip-near end of the sliding ring 5 abuts against the first protrusion 17 , the second protrusion 16 is accommodated in the first groove 52 , and the lip-near vent hole group 192 is exposed for ventilation. If the slide ring 5 is pushed to the near lip end, the first protrusion 17 can be compressed to cover the near lip vent group 192, and the two grooves on the slide ring 5 accommodate the first protrusion 17 and the second lip respectively. After the protrusion 16, the stroke of the slide ring 5 ends.

Claims (12)

1. A smoke tube with adjustable air inflow, characterized in that the smoke tube comprises: a tube body; a filter rod is filled in the near lip section of the tube body, a front section step and a rear section step are further arranged on the inner wall of the tube body, the filter rod is abutted against the near lip end of the front section step, and a fuming substance accommodating cavity is formed between the rear section step and the far lip end of the tube body;

a cooling section is formed between the front section step and the rear section step;

the side wall of the cooling section is provided with a plurality of vent holes; the outer wall of the smoke tube is provided with a movable shielding piece, the position of the movable shielding piece is adjusted, and the number of vent holes covered by the movable shielding piece can be adjusted.

2. The adjustable pore smoke tube of claim 1, wherein the movable shielding member is a sliding ring, and the sliding ring is in clearance fit with the outer wall of the tube body;

from the near lip end to the far lip end, a first groove and a second groove are sequentially distributed on the inner wall of the sliding ring, and a limiting part, a first bulge and a second bulge are sequentially arranged on the outer wall of the pipe body;

the sliding ring can be positioned at a first position, a second position or a third position in the process of sliding from the proximal lip end to the distal end;

in a first position, the proximal lip end of the sliding ring abuts against the limiting part, the distal lip end abuts against the first protrusion, and the sliding ring does not cover any vent hole;

in a second position, the first protrusion is positioned in the second groove, and the sliding ring covers part of the vent hole;

in the third position, the first protrusion is located in the first groove, the second protrusion is located in the second groove, and the sliding ring covers all the ventilation holes.

3. The adjustable pore smoke tube of claim 1, wherein the movable shielding member is a sliding ring, and the sliding ring is in clearance fit with the outer wall of the tube body;

from the far lip end to the near lip end, a second groove and a first groove are sequentially distributed on the inner wall of the sliding ring, and a limiting part, a second bulge and a first bulge are sequentially arranged on the outer wall of the pipe body;

the sliding ring can be positioned at a first position, a second position or a third position in the process of sliding from the far lip end to the near lip end;

in a first position, the proximal lip end of the sliding ring abuts against the limiting part, the distal lip end abuts against the first protrusion, and the sliding ring does not cover any vent hole;

in a second position, the second protrusion is positioned in the first groove, and the sliding ring covers part of the vent hole;

in the third position, the first protrusion is located in the first groove, the second protrusion is located in the second groove, and the sliding ring covers all the ventilation holes.

4. The pore-adjustable smoke tube according to claim 1, wherein the first protrusion or the second protrusion is independently a bump or an annular bead; the groove is an annular groove.

5. The adjustable air vent smoke tube as recited in claim 1, wherein the smoke tube is silica gel.

6. The gas vent-adjustable smoke tube according to claim 1, wherein the front step and the rear step are dot-shaped protrusions or annular inner flanges arranged on the inner wall of the tube body.

7. The gas vent-adjustable smoke tube according to claim 1, wherein the cooling section is provided with a bursting bead accommodating part, and the bursting bead accommodating part comprises: radial plates radially arranged in the cooling section;

the web divides the cooling section into a near lip cavity and a far lip cavity,

the center of the spoke plate is provided with a bead bursting tube coaxial with the tube body, and the spoke plate is provided with a through hole for communicating the near-lip cavity and the far-lip cavity.

8. The tube of claim 1, wherein the bursting bead tube is filled with bursting beads.

9. The adjustable air vent smoke tube of claim 1, wherein the distal lip of the smoke tube is a plug for plugging with a smoke generating segment.

10. The gas pore adjustable smoke tube according to claim 1, wherein the smoke tube is made of silica gel by an integral molding process.

11. The tube of claim 7, wherein a plurality of the ventilation holes are distributed on the side walls of the proximal and distal cavities, respectively, and the first or second protrusions are disposed between the ventilation holes.

12. A gas-pore-adjustable cigarette, characterized in that it comprises a tube according to any one of claims 1 to 11.