CN113892694A

CN113892694A - Heating assembly for heating tobacco material and smoking set

Info

Publication number: CN113892694A
Application number: CN202111282506.2A
Authority: CN
Inventors: 刘团芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-01-07

Abstract

The invention discloses a heating component and a smoking set for heating smoking materials, wherein the heating component comprises a heating element and a base, the base comprises a bottom wall and an enclosing wall, a space is formed by the enclosing of the bottom wall and the enclosing wall, the heating element is distributed on the bottom wall in the space and forms hot air flow in the space, and the bottom wall is provided with first air holes for the hot air flow formed in the space to flow out. The heating component of the invention directly leads the smoke material to uniformly heat the smoke material by utilizing the spatial hot air flow, the heating elements are distributed on the bottom wall of the base, the heating elements can quickly transfer heat to the bottom wall in the largest area, the bottom wall can increase the heating area and the heat conduction area, and the hot air flow formed by the heating elements and the heat of the bottom wall act together, so as to quickly reach the temperature required by the heating of the smoke material, ensure the taste of the smoke material and achieve the purpose of good smoke taste.

Description

Heating assembly for heating tobacco material and smoking set

Technical Field

The invention relates to the technical field of flue-cured tobacco electronic cigarettes, in particular to a heating assembly for heating tobacco materials and a smoking set.

Background

At present, conventional heating elements are directly arranged in tobacco materials, and then are electrified to generate heat to heat and bake the tobacco materials, so that the heating temperature of each position of the tobacco materials is inconsistent, the tobacco materials are heated unevenly, and the taste of the generated smoke is poor.

Disclosure of Invention

The invention aims to provide a heating component for heating a tobacco material and a smoking set, and aims to solve the problems that the tobacco material is heated unevenly and the taste of smoke is poor due to the fact that the heating component is directly arranged in the tobacco material and is electrified to generate heat in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a heating element for heating tobacco material, includes heating element and base, the base includes diapire and leg, the diapire with the leg encloses to close and is formed with the space, heating element distributes and establishes on the diapire in the space and form the hot gas flow in the space, set up the first gas pocket that is used for supplying the hot gas flow outflow that forms in the space on the diapire.

In the heating assembly of the present invention, a plurality of partition plates are disposed on the bottom wall, the partition plates partition the space into a plurality of partitioned spaces, and the heating element is disposed in each of the partitioned spaces.

In the heating assembly of the present invention, each of the partitioned spaces is communicated with each other, and both ends of the heating element extend into each of the partitioned spaces along a path formed by the partitioned spaces, respectively.

In the heating assembly, the plurality of partition plates comprise annular main partition plates, each main partition plate surrounds the inside and/or the outside of the adjacent main partition plate, the separation space is formed between the two adjacent main partition plates, each main partition plate is provided with an opening, and the direction of the opening on each main partition plate is opposite to the direction of the opening on the adjacent main partition plate.

In the heating assembly of the invention, the plurality of partition plates further include a secondary partition plate, a secondary partition plate is formed on each primary partition plate at a position opposite to the opening of the primary partition plate and extends in a direction away from the opening, and the secondary partition plate extends out of the opening of the adjacent primary partition plate.

In the heating assembly of the present invention, the number of the first air holes is plural, and the plural first air holes are distributed on the bottom wall corresponding to each of the partitioned spaces; the outer side of the bottom wall is convexly provided with a bulge; the leg is kept away from the one end of diapire has protruding edge along the edge outward extension.

In the heating assembly of the present invention, a cover plate for covering the space is disposed at one end of the enclosure wall away from the bottom wall, the cover plate is provided with at least one second air hole for feeding air into the space, a projection of the second air hole on the bottom wall is staggered with the first air hole, and the second air hole is communicated with the first air hole through the space.

In the heating assembly of the present invention, the cover plate is made of a heat insulating material; the base and the partition are made of an insulating and heat-conductive material.

In the heating assembly of the present invention, the heating element includes a spiral conductive heating wire and/or a conductive heating tube.

The invention also provides a smoking set which comprises any one of the heating assemblies and a smoking material cup for containing smoking materials, wherein the smoking material cup is provided with an open end, the heating assembly is arranged at the open end of the smoking material cup, and the first air hole of the smoking material cup faces towards the smoking materials.

It should be noted that a great number of technical features are described in the specification of the present application, and are distributed in various technical solutions, so that the specification is excessively long if all possible combinations of the technical features (i.e., technical solutions) in the present application are listed. In order to avoid this problem, the respective technical features disclosed in the above summary of the invention of the present application, the respective technical features disclosed in the following embodiments and examples, and the respective technical features disclosed in the drawings may be freely combined with each other to constitute various new technical solutions (which are considered to have been described in the present specification) unless such a combination of the technical features is technically infeasible. For example, in one example, the feature a + B + C is disclosed, in another example, the feature a + B + D + E is disclosed, and the features C and D are equivalent technical means for the same purpose, and technically only one feature is used, but not simultaneously employed, and the feature E can be technically combined with the feature C, so that the solution of a + B + C + D should not be considered as being described because the technology is not feasible, and the solution of a + B + C + E should be considered as being described.

The heating component and the smoking set for heating the smoking materials have the following beneficial effects: the heating component of the invention directly leads the smoke material to uniformly heat the smoke material by utilizing the spatial hot air flow, the heating elements are distributed on the bottom wall of the base, the heating elements can quickly transfer heat to the bottom wall in the largest area, the bottom wall can increase the heating area and the heat conduction area, and the hot air flow formed by the heating elements and the heat of the bottom wall act together, so as to quickly reach the temperature required by the heating of the smoke material, ensure the taste of the smoke material and achieve the purpose of good smoke taste.

Drawings

The present invention will be described in detail below with reference to the accompanying drawings so that the above advantages of the present invention will be more apparent. Wherein the content of the first and second substances,

FIG. 1 is a cross-sectional view of a smoking article according to one embodiment of the present invention;

FIG. 2 is an exploded view of a heating assembly according to one embodiment of the present invention;

FIG. 3 is a schematic perspective view of a heating assembly according to one embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a heating assembly of one embodiment of the present invention;

FIG. 5 is a schematic bottom view of a heating assembly according to one embodiment of the present invention;

FIG. 6 is a schematic view of a susceptor and heating element combination according to one embodiment of the present invention;

FIG. 7 is a schematic top view of a base in another embodiment of the invention;

fig. 8 is an airflow pattern of the heating assembly of one embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.

As shown in fig. 1, in one aspect the present invention provides a smoking article comprising a smoking material cup 1 for containing smoking material, a heating assembly 2 for heating the smoking material, and a control assembly 3 for controlling the heating of the heating assembly 2. The control component 3 is arranged above the heating component 2, and the heating component 2 is arranged above the tobacco cup 1. Wherein, the control component comprises a circuit control board and the like, and can also further comprise a battery.

As shown in fig. 2-6, in another aspect, the present invention further provides a heating assembly 2 for heating smoking material, comprising a heating element 25 and a base 26, wherein the base 26 comprises a bottom wall 2609 and an enclosing wall 2604, the bottom wall 2609 and the enclosing wall 2604 enclose to form a space 2605, the heating element 25 is distributed on the bottom wall 2609 in the space 2605 and forms a hot air flow in the space 2605, and the bottom wall 2609 is provided with a first air hole 2604 for flowing out the hot air flow formed in the space 2605. Wherein, the bottom wall 2609 is connected to one end of the surrounding wall 2604, wherein the bottom wall 2609 corresponds to the bottom wall 2609 of the space 2605, and the surrounding wall 2604 corresponds to the side wall of the space 2605. The tobacco cup is provided with an open end for filling tobacco, the bottom wall 2609 covers the open end of the tobacco cup, heat generated by the heating element 25 is concentrated in the space 2605 and directly flows to the tobacco in a hot air flow mode from the first air hole 2604, and therefore the tobacco is uniformly heated. The heating elements 25 are distributed on the bottom wall 2609, the heating elements 25 can rapidly transfer heat to the bottom wall 2609, the bottom wall 2609 can increase the heating area and the heat conducting area, so that the hot air flow formed by the heating elements 25 and the heat of the bottom wall 2609 can act together to rapidly reach the temperature required by the heating of the tobacco material, thereby ensuring the taste of the tobacco material. The heating element 25 is made of a conductive material, including but not limited to conductive metal, graphene, carbon nanomaterial, etc. The heating element 25 may be energized to generate heat, or the induction coil may be used to generate an induction magnetic field to cause the heating element 25 to generate heat.

In some examples, a plurality of partitions 260 are disposed on the bottom wall 2609, the partitions 260 dividing the space 2605 into a plurality of partitioned spaces 2601, and a heating element 25 is disposed in each of the partitioned spaces 2601. The partition 260 is erected on the bottom wall 2609, and the partition 260 and the bottom wall 2609 may be integrally formed or assembled with each other. The partition 260 dividing into a plurality of partitions 2601 can position the heating element 25 to prevent the heating element 25 from short-circuiting, and the partition 260 can concentrate heat in the partitions to reduce heat loss.

In some examples, each of the partitioned spaces 2601 communicates with each other, and both ends of the heating element 25 extend into each of the partitioned spaces 2601 along a path formed by the partitioned spaces 2601, respectively. The partitioned spaces 2601 are communicated with each other, only one heating element 25 may be designed to extend to each partitioned space 2601, and during production and processing, the heating element 25 is only provided with two pins to realize an electrical connection process (such as welding), so that the process steps are reduced, and the production efficiency is improved. In addition, with the communicating dividing spaces 2601, the heating element 25 may extend a maximum length over a limited area of the bottom wall 2609 to increase the voltage and maximize the heat generation. In other embodiments, the compartments 2601 may not be in communication, and the heating elements 25 in each compartment 2601 may be directly inserted through the partition 260 and connected to each other or integrally formed.

In some examples, referring to fig. 6, the plurality of partition plates 260 include main partition plates 2607 having a ring shape, each main partition plate 2607 surrounds an inside and/or an outside of an adjacent main partition plate 2607, a separation space 2601 is formed between two adjacent main partition plates 2607, each main partition plate 2607 has an opening 2606, and the openings 2606 of each main partition plate 2607 face away from the openings 2606 of the adjacent main partition plate 2607. The number of the main partition 2607 includes a plurality, which may be circular, elliptical, polygonal (e.g., rectangular, triangular, diamond, etc.). Referring to fig. 2, taking an example that the main partition 2607 includes a first main partition 2607a, a second main partition 2607b and a third main partition 2607c arranged in sequence from inside to outside, the first main partition 2607a, the second main partition 2607b and the third main partition 2607c are arranged in sequence from a same central point to a direction radiating outwards. The second main partition 2607b encloses the first main partition 2607a, the third main partition 2607c encloses the second main partition 2607b, the opening 2606 of the first main partition 2607a faces away from the opening 2606 of the second main partition 2607b, and the opening 2606 of the second main partition 2607b faces away from the opening 2606 of the third main partition 2607c, so that the opening 2606 of the first main partition 2607a faces the same direction as the opening 2606 of the third main partition 2607 c. In other examples, the main partition 2607 may be a flat sheet (see fig. 7), and the main partition 2607 has no opening 2606. In other embodiments, the main partition 2607 may be spirally disposed on the bottom wall 2609, and the main partition 2607 has no opening 2606. Wherein heating element 25 is installed within compartment 2601 along the designed path of compartment 2601.

In further examples, the plurality of partitions 260 further include a secondary partition 2608, each primary partition 2607 is formed with a secondary partition 2608 extending in a direction away from the opening 2606 of the primary partition 2607 at a position opposite to the opening 2606 of the primary partition 2607, the secondary partition 2608 extends from the opening 2606 of the adjacent primary partition 2607, and the secondary partition 2608 is connected between two non-adjacent primary partitions 2607. In these examples, taking the case that the main partition 2607 includes a first main partition 2607a, a second main partition 2607b, and a third main partition 2607c arranged from inside to outside, the first main partition 2607a, the second main partition 2607b, and the third main partition 2607c are arranged in a direction radiating from the same center point to the outside. The second main partition 2607b encloses the first main partition 2607a, the third main partition 2607c encloses the second main partition 2607b, the opening 2606 of the first main partition 2607a faces away from the opening 2606 of the second main partition 2607b, and the opening 2606 of the second main partition 2607b faces away from the opening 2606 of the third main partition 2607 c. A first opening is formed in the first main partition 2607a, a second opening is formed in the second main partition 2607b, and a third opening is formed in the third main partition 2607 c. The first main partition 2607a is provided with a first auxiliary partition 2608a at a position opposite to the first opening, the first auxiliary partition 2608a extends from the first main partition 2607a in a direction away from the first opening and extends from the second opening to be connected to a third main partition 2607c, that is, two ends of the first auxiliary partition 2608a are respectively connected to the first main partition 2607a and the second main partition 2607 c. A second auxiliary partition 2608b is disposed at a position where the second main partition 2607b is opposite to the second opening 2606, and the second auxiliary partition 2608b extends from the second main partition 2607b in a direction away from the second opening 2606 and extends from the third opening 2606 to be connected to the surrounding wall 2604, i.e. two ends of the second auxiliary partition 2608b are respectively connected between the second main partition 2607b and the surrounding wall 2604. The heating elements 25 can be completely isolated from each other by designing the sub-partition 2608 to avoid short-circuiting.

In some examples, the number of the first air holes 2604 is plural, and the plural first air holes 2604 are distributed on the bottom wall 2609 corresponding to each of the partitioned spaces 2601. The first air holes 2604 are preferably evenly distributed to allow the generated hot air to be evenly distributed to the tobacco material.

In some examples, the bottom wall 2609 is formed with a protrusion 2611 protruding from the outer side, and the number of the protrusions 2611 may be one or more. The gap can be left between the tobacco material and the bottom wall 2609 by the protrusion 2611, so that the tobacco material is prevented from directly contacting the bottom wall 2609 too much, the tobacco material is prevented from contacting the heating element from the first air hole, the burnt tobacco material is prevented from attaching to the heating element, and the service life of the heating element is prevented from being influenced.

In some examples, an end of the peripheral wall 2604 distal from the bottom wall 2609 extends outwardly along an end edge with a ledge 2610. The protruding edge 2610 can be abutted against the opening end of the tobacco cup to achieve relative fixation.

In some examples, a cover plate 24 for covering the space 2605 is disposed at an end of the surrounding wall 2604 away from the bottom wall 2609, the cover plate 24 is opened with at least one second air hole 2401 for air intake into the space, a projection of the second air hole 2401 on the bottom wall 2609 is offset from the first air hole 2604, and the second air hole 2401 is communicated with the first air hole 2604 through the space 2605. The number of the second air holes 2401 is determined according to the requirement, and the projection of each second air hole 2401 on the bottom wall 2609 and each first air hole 2604 are staggered from each other and do not overlap. By staggering the second air holes 2401 and the first air holes 2604, the hot air flows in the space 2601 in a vortex manner, and the flowing path of the hot air flow is increased, so that the heat dissipation is reduced, and the heat utilization rate is improved. Wherein the cover plate 24 can abut against the ledge 2610.

In some examples, the cover plate 24 is made of an insulating material, including but not limited to mica, agate, jade, crystal, etc., preferably mica, to further reduce heat dissipation. The base 26 and the diaphragm 260 are made of an insulating and thermally conductive material, including but not limited to ceramic, glass, quartz, etc., preferably ceramic.

In some examples, the heating element 25 includes a spiral-shaped heating wire and/or heating tube. The spiral heating wire and/or the heating pipe can maximize the area of the heating element 25 and generate heat to the maximum extent, the spiral heating wire is preferably adopted, the effect of the heating wire with the maximum length is achieved in the effective area, the resistivity is low, the heating amount is large, the power consumption is low, the heating effect is optimal, hot air flow can be rapidly generated to intensively heat the tobacco, and the smoke taste is good.

In some examples, the smoking material cup 1 has an open end, and the heating assembly 2 is disposed at the open end of the smoking material cup 1 with the first air aperture of the smoking material cup 1 facing the smoking material. Wherein the bottom wall 2609 of the heating assembly 2 covers the open end of the smoking material cup 1, the first air aperture is directed towards the smoking material. The hot air flow flows to the tobacco material almost without loss, and the heating efficiency is improved.

Fig. 8 illustrates the specific implementation of the hot airflow direction of the smoking set, the heating element 25 is powered on to generate heat to concentrate the heat in the separated space 2601, and the airflow enters the separated space 2601 from the second air hole 2401 on the cover plate 24 to drive the hot airflow generated by the heating element 25 to be discharged from the first air hole 2604 to heat the smoking material to generate smoke.

Finally, it should be noted that: although the present invention has been described in detail in the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments described above, or some features may be substituted for those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The heating component for heating the tobacco materials is characterized by comprising a heating element and a base, wherein the base comprises a bottom wall and an enclosing wall, a space is formed by the bottom wall and the enclosing wall in an enclosing mode, the heating element is distributed on the bottom wall in the space and forms hot air flow in the space, and a first air hole used for enabling the hot air flow formed in the space to flow out is formed in the bottom wall.

2. The heating assembly of claim 1 wherein said bottom wall is provided with a plurality of partitions dividing said space into a plurality of separate spaces, said heating element being disposed in each of said separate spaces.

3. The heating assembly of claim 2, wherein each of the compartments is in communication with each other, and wherein the two ends of the heating element extend into each of the compartments along a path defined by the compartments.

4. The heating assembly as claimed in claim 2, wherein the plurality of partitions includes ring-shaped main partitions, each main partition surrounds the inside and/or outside of an adjacent main partition, the partition space is formed between two adjacent main partitions, each main partition is opened with an opening, and the opening of each main partition faces away from the opening of the adjacent main partition.

5. The heating assembly of claim 4, wherein the plurality of partitions further includes a secondary partition, each of the primary partitions having a secondary partition extending away from the opening at a position opposite the opening in the primary partition, the secondary partition extending from the opening of an adjacent primary partition.

6. The heating assembly as claimed in claim 2, wherein the number of the first air holes is plural, and plural first air holes are distributed on the bottom wall corresponding to each of the partitioned spaces; the outer side of the bottom wall is convexly provided with a bulge; the leg is kept away from the one end of diapire has protruding edge along the edge outward extension.

7. The heating element according to claim 2, wherein a cover plate is provided at an end of the enclosing wall remote from the bottom wall for covering the space, the cover plate is provided with at least one second air hole for feeding air into the space, a projection of the second air hole on the bottom wall is offset from the first air hole, and the second air hole is communicated with the first air hole through the space.

8. The heating assembly of claim 7, wherein the cover plate is made of a thermally insulating material; the base and the partition are made of an insulating and heat-conductive material.

9. The heating assembly of claim 1, wherein the heating element comprises a helical electrically conductive heat-generating wire and/or tube.

10. A smoking article comprising a heating assembly according to any one of claims 1 to 9 and a smoking material cup for receiving smoking material, said smoking material cup having an open end, said heating assembly being disposed at the open end of said smoking material cup, said smoking material cup having a first air aperture facing the smoking material.