CN217471270U - Electromagnetic smoking set structure with sectional coil - Google Patents

Abstract

The utility model relates to an electron cigarette technical field discloses an electromagnetism smoking set structure of sectional type coil, including the electron cigarette main part, be equipped with the magnetizer subassembly that is used for electromagnetic induction heating in the electron cigarette main part, the outside of magnetizer subassembly is equipped with cigarette bullet cavity shell, the outside of cigarette bullet cavity shell is equipped with the heating cavity, the cover is equipped with the coil pack on the heating cavity, the utility model discloses a segmentation local heating gradually has fully released the tobacco composition, has reduced the waste of tobacco and the loss of power.

Description

Electromagnetic smoking set structure with sectional coil

Technical Field

The utility model relates to an electron cigarette technical field specifically is an electromagnetism smoking set structure of sectional type coil.

Background

Since 2017, Heating of a non-Burning smoking set (HNB) is popular all over the world at a time, and becomes a lead of novel tobacco. Similar or related HNB smoking set products are developed in various industries. The heating mode of the product mainly adopts the heating in the middle of the use, or the heating in the outer ring, or the combination of the two modes; the heating element substrate is generally a ZrO2 or AlN ceramic plate or ceramic rod, on which noble metals such as platinum, gold, silver and tungsten are printed and sintered.

During use, these modes of heating present three pain points: (1) the ceramic plates and the ceramic rods have great brittleness, are not properly used or protected and are easy to break; (2) the insertion and the extraction of the cigarette bullet have certain difficulty, the cigarette residue is easy to remain, the shape of the flaky or rod-shaped heating body has requirements on the structure sequencing in the cigarette bullet, the insertion and the extraction difficulty is increased, the heating effect and the taste are influenced, and the trouble in use is also brought; (3) starting from the triggering of the heating switch, the heating body heats the whole cigarette cartridge, so that in the whole smoking process, a part of tobacco is excessively heated and highly carbonized, the earliest carbonized part becomes a high heat resistance material to influence heat conduction, and the other part of tobacco is insufficiently heated and carbonized, even causes certain waste; this pattern results in insufficient and even utilization of tobacco, and inefficient heating and tobacco utilization.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides an electromagnetic heating smoking set structure of sectional type coil to remove this heat-generating body of potsherd or stick.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electromagnetism smoking set structure of sectional type coil, includes the electron cigarette main part, be equipped with the magnetizer subassembly that is used for electromagnetic induction heating in the electron cigarette main part, the outside of magnetizer subassembly is equipped with cigarette bullet cavity shell, the outside of cigarette bullet cavity shell is equipped with the heating cavity, the cover is equipped with coil pack on the heating cavity.

The utility model discloses further set up to: the magnetizer assembly comprises a first inductor and a second inductor, and the first inductor and the second inductor are both metal sheets.

The utility model discloses further set up to: a gap exists between the first inductor and the second inductor.

The utility model discloses further set up to: and a heat insulation connector is arranged between the first inductor and the second inductor.

The utility model discloses further set up to: first inductor with the opposite one end of second inductor has all extended arc portion and two butt between the arc portion.

The utility model discloses further set up to: first inductor with the opposite one end of second inductor has all extended angular form portion and two butt between the angular form portion.

The utility model discloses further set up to: the coil assembly includes a first coil and a second coil.

The utility model discloses further set up to: the first coil and the second coil are uniformly wound on the heating cavity at intervals.

The utility model discloses further set up to: the shell of the smoke cartridge cavity is made of Peek or PPS materials, and the heating cavity is of a thin-layer structure made of magnetic conduction and heat insulation materials.

The utility model discloses further set up to: the shell of the smoke cartridge cavity and the heating cavity are both in hollow columnar structures.

To sum up, compare with prior art, the utility model discloses an electromagnetism smoking set structure of sectional type coil, the utility model discloses a segmentation local heating gradually has fully released tobacco composition, has reduced the waste of tobacco and the loss of power.

Drawings

Fig. 1 is a cross-sectional view of an electromagnetic smoking set structure with a segmented coil according to the present embodiment;

fig. 2 is a front view of an electromagnetic smoking set structure (disposed in an electronic cigarette main body) with a segmented coil according to this embodiment;

fig. 3 is a schematic view a of the inductor structure according to the present embodiment;

fig. 4 is a schematic diagram b of the inductor structure provided in this embodiment;

fig. 5 is a schematic diagram c of the inductor structure provided in this embodiment;

fig. 6 is a schematic diagram d of the inductor structure provided in this embodiment;

fig. 7 is a schematic diagram e of the inductor structure provided in this embodiment.

In the figure: 1. an electronic cigarette main body; 2. a magnetizer assembly; 21. a first inductor; 22. a second inductor; 3. a cartridge chamber housing; 4. heating the cavity; 5. a coil assembly; 51. a first coil; 52. a second coil; 6. an insulated connector.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described above can be combined with each other as long as they do not conflict with each other.

An electromagnetic smoking set structure with segmented coils is shown in fig. 1 and fig. 2, and includes an electronic cigarette main body 1, a magnetizer assembly 2 for electromagnetic induction heating is arranged in the electronic cigarette main body 1, a cigarette cartridge cavity outer casing 3 is arranged outside the magnetizer assembly 2, a heating cavity 4 is arranged outside the cigarette cartridge cavity outer casing 3, and a coil assembly 5 is sleeved on the heating cavity 4, in the specific implementation process, the coil assembly 5 may be composed of two, three or four segmented metal coils, the number of turns of each metal coil may be the same or different, the distance between each metal coil may be the same or different, the diameter of each metal coil may be the same or different, several coils respectively constitute different electromagnetic paths, and are linked to a master control trigger circuit, in this embodiment, two segmented coils, namely a first coil 51 and a second coil 52, are preferably used, the first coil 51 and the second coil 52 are uniformly wound on the heating cavity 4 at intervals, the magnetizer assembly 2 may be composed of a single or multiple inductors, the magnetizer assembly is a magnetic conduction structure part in the smoke cartridge, the magnetizer assembly 2 is embedded in the smoke cartridge and serves as an inductor, after the circuit triggers high-frequency alternating current, the coil generates an alternating magnetic field, eddy current is generated on the metal inductor by cutting alternating magnetic lines, heat energy is generated by high-speed movement of current carriers, the tobacco is heated by the heated inductor, the electromagnetic inductor may be a whole body, or may be split bodies respectively corresponding to the coils, or the split bodies are connected through materials with low heat conductivity, the design can realize local concentrated heating of the current section as far as possible when different sections are heated, in the embodiment, two inductors are preferentially used, namely the first inductor 21 and the second inductor 22, the smoke cartridge cavity shell 3 and the heating cavity 4 are both in a hollow columnar structure, the smoke cartridge cavity shell 3 is made of heat insulation materials such as Peek, PPS or other plastics and has the functions of structural support and heat insulation, the Peek material is a special engineering plastic with excellent performances such as high temperature resistance, self lubrication, easy processing and high mechanical strength, the PPS material is a novel high-performance thermoplastic resin and has the advantages of high mechanical strength, high temperature resistance, chemical resistance, flame retardancy, good thermal stability, excellent electrical property and the like, the heating cavity 4 is a thin-layer structure made of magnetic conduction heat insulation materials and has the function of protecting a coil, magnetic flux can penetrate through the thin-layer structure, the thin-layer structure is in contact with the smoke cartridge cavity shell 3 and plays a role of heat insulation.

Furthermore, in the specific implementation process, if a single coil, two coils and three coils are respectively adopted, the winding diameter of the coils is the same as the interval between the coil layers, and the inductor in the middle is a fixed parameter and is fixed as a long metal sheet. And editing a main control program, and analyzing the heating effect of the primary trigger, the secondary trigger and the tertiary trigger respectively, and finding that the heating effect of the two and three coils is much better than that of a single coil and the effect of the three coils is the best.

Further, in the implementation process, as shown in fig. 3 to fig. 7, if two segment coils are used as fixed parameters and the inductor structure is used as a variable, the following five forms can be adopted: (a) integrating; (b) a gap exists between the two sub-bodies, namely the first inductor 21 and the second inductor 22; (c) a heat insulation connecting body 6 is arranged between the first inductor 21 and the second inductor 22, namely the two split bodies are connected by adopting a heat insulation layer; (d) arc-shaped parts extend from opposite ends of the first inductor 21 and the second inductor 22, and the two arc-shaped parts are abutted; (e) the first inductor 21 and the second inductor 22 have an angle portion extending from opposite ends thereof, and the two angle portions are abutted against each other.

It should be noted that, in case (a), the heating effect is the worst, because the thermal conductivity of the metal inductor is very high, even if the first coil is triggered first, the heat at one end of the inductor is quickly conducted to the other end of the inductor, and the theoretical maximum temperature gradient is calculated to be 20 degrees centigrade/cm, but nevertheless, the heating effect of the segmented coil excitation is much better than that of the single coil excitation for the same inductor; (b) the first inductor 21 and the second inductor 22 are not in physical contact, and when heating is performed in a sequential and sectional manner, heat conduction influence is not caused between the first inductor and the second inductor, but the structure has higher requirements on the manufacture of the cartridge, and certain cost is increased; (c) the effects of the three cases (d) and (e) are equivalent, and (c) introduces an external material to increase material and manufacturing costs, while the heat insulating effects of the cases (d) and (e) are similar but increase manufacturing costs.

It should be further noted that, based on two segment coils and two corresponding split inductors, the influence of the diameters of the windings of different coils and the distance between the windings on the heating effect is analyzed. It was found that the finer the wires, the closer the pitch, the better the heating effect. And this needs to cooperate with corresponding excitation current magnitude and frequency conversion control to optimize the user experience such as taste.

To sum up, the utility model discloses following beneficial effect has:

1) the electromagnetic heating mode is adopted to replace the existing ceramic heating body heating mode, so that pain spots such as ceramic body breakage, hot spot appearing during heating, uneven and insufficient tobacco heating, core pasting, inconvenient use and cleaning and the like are avoided;

2) the sectional type coil is adopted for electromagnetic heating, and the corresponding sectional type electromagnetic inductor realizes sectional gradual local heating, fully releases tobacco components, and reduces the waste of tobacco and the loss of power;

3) the method has the advantages of stable mouthfeel, stable temperature, uniform smoke concentration of each mouth and the like, optimizes temperature control and mouth number sensitivity to the maximum extent, and simulates the traditional cigarette drawing method and mode more vividly.

It should be understood that the above examples are only for clarity of illustration 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. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. The utility model provides an electromagnetism smoking set structure of sectional type coil, includes electron cigarette main part (1), its characterized in that: be equipped with magnetizer subassembly (2) that are used for electromagnetic induction heating in electron cigarette main part (1), the outside of magnetizer subassembly (2) is equipped with cigarette bullet cavity shell (3), the outside of cigarette bullet cavity shell (3) is equipped with heating cavity (4), the cover is equipped with coil pack (5) on heating cavity (4).

2. A segmented coil electromagnetic smoking article structure according to claim 1, wherein the magnetizer assembly (2) includes a first inductor (21) and a second inductor (22), and the first inductor (21) and the second inductor (22) are both metal sheets.

3. A segmented coil electromagnetic smoking article structure according to claim 2, wherein a gap exists between the first inductor (21) and the second inductor (22).

4. A segmented coil electromagnetic smoking article structure according to claim 2, wherein an insulating connection (6) is provided between the first inductor (21) and the second inductor (22).

5. A segmented coil electromagnetic smoking set structure according to claim 2, wherein the first inductor (21) and the second inductor (22) have arc-shaped portions extending from opposite ends thereof and the two arc-shaped portions abut against each other.

6. A segmented coil electromagnetic smoking set structure according to claim 2, wherein the first inductor (21) and the second inductor (22) have an angular portion extending from opposite ends thereof and the two angular portions abut against each other.

7. A segmented coil electromagnetic smoking article structure according to claim 1, wherein the coil assembly (5) comprises a first coil (51) and a second coil (52).

8. A segmented coil electromagnetic smoking article structure according to claim 7, wherein the first coil (51) and the second coil (52) are uniformly spaced around the heating chamber (4).

9. A segmented coil electromagnetic smoking article structure according to claim 1, wherein the cartridge chamber housing (3) is made of Peek or PPS material and the heating chamber (4) is a thin layer structure of magnetically conductive and thermally insulating material.

10. A segmented coil electromagnetic smoking article structure according to claim 1, wherein the cartridge chamber housing (3) and the heating chamber (4) are both hollow cylindrical structures.

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