CN217012794U - Tobacco product electric heating structure with patch type inductance coil - Google Patents

Abstract

The utility model provides an electric heating structure of a tobacco product with a patch type inductance coil, which relates to the technical field of cigarette heating and comprises a cigarette and a smoking set, wherein the cigarette comprises a smoking section and a smoking section, cigarette paper is arranged on the outer side of the smoking section, the inductance coil is arranged on the cigarette paper, a sensing body is arranged at the center of the smoking section, a connecting port of the inductance coil is arranged at one end of the smoking section, which is far away from the smoking section, the smoking set comprises a heating cavity, an electric interface is arranged at the bottom of the heating cavity, and the smoking set is also provided with a power supply for supplying power to the electric interface. The cigarette paper heating device is simple in structure, the inductive coil is directly arranged on the cigarette paper in a paster mode, the distance between the coil and the inductive body is short, the magnetic induction intensity is high, the energy transfer efficiency is higher, heat generated by electrifying the coil and the inductive body in the middle of the fuming section is heated, the inner side and the outer side of the fuming section are heated simultaneously, and the heating effect is better; and the heating chamber of smoking set only needs the inside wall to set up one deck magnetic screen material, and the volume and the weight of smoking set reduce, portable.

Description

Tobacco product electric heating structure with patch type inductance coil

Technical Field

The utility model relates to the technical field of cigarette heating,

in particular, the utility model relates to an electric heating structure of a tobacco product with a patch type inductance coil.

Background

With the increasing development of cigarette production technology, the types and appearances of cigarettes are more diversified, and the requirements for smoking cigarettes are higher and higher.

Because the heating efficiency of the electromagnetic heating technology is high, currently, many tobacco companies begin to apply the electromagnetic heating technology to the field of low-temperature heating of cigarettes, a common technical scheme is to arrange an induction coil in a smoking set, adjust the magnetic field intensity by adjusting the density degree, the cross section shape and size, the number of turns and the like of the coil arrangement, or realize different heating functions through different structures or different materials of a sensing body, for example, Chinese patent invention CN104095293A discloses an electromagnetic heating type suction device for heating non-combustible cigarettes, which comprises an end cover, a heater and an electromagnetic induction system, wherein a heating cavity for accommodating and placing the non-combustible cigarettes is arranged in the heater, and the end cover can be detached and combined to be connected to the suction end part of the heater; the end cover is provided with a filter tip which is mutually communicated with the inner cavity of the heating cavity, the end cover is provided with a round cover, the round cover is provided with a plurality of air inlet holes, and the air inlet holes are communicated with the inner cavity of the heating cavity; the electromagnetic induction system comprises a temperature control circuit and an induction coil electrically connected to the temperature control circuit, and the induction coil is spirally wound outside the heating cavity. The heating body of the inner container is heated in an electromagnetic heating mode of the electromagnetic induction system, and the tobacco product is heated by the inner container, so that the heating speed can be increased, the heat efficiency is high, the heating speed is high, instantaneous heating can be realized, and the requirement of smoking taste is met. And the heating is uniform, so that the tobacco products can be fully heated, and the waste caused by insufficient heating of the tobacco products is prevented.

However, the above electric heating structure has great disadvantages: induction coil sets up in the smoking set, and there is certain distance in induction coil and the perception body that props up cigarette, results in magnetic field intensity to reduce, and energy utilization is not high, and induction coil sets up the intracavity that holds at the smoking set moreover, must set up extra magnetic shield device in the inside and outside both sides of induction coil, has increased the complexity and the cost of entire system design, and can increase the volume and the weight of smoking set, the user of being not convenient for carries and convenient use.

Therefore, in order to solve the above problems, it is necessary to design a reasonably efficient electric heating structure for tobacco products with patch type induction coils.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an induction coil which is simple in structure, is directly arranged on cigarette paper of a smoking section of a cigarette in a surface mount type, is close to an inductor, has higher magnetic induction intensity and higher energy transfer efficiency, and can heat the outer side of the smoking section by heat generated by electrifying the coil, generate heat with the inductor in the middle of the smoking section, heat the inner side and the outer side of the smoking section simultaneously, so that the heating effect is better; and the heating chamber of smoking set only needs the inside wall to set up one deck magnetic screen material, and the volume and the weight of smoking set reduce, portable's tobacco products electrical heating structure with SMD inductance coil.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a tobacco products electrical heating structure with SMD inductance coils, includes a cigarette and smoking set, a cigarette includes the section of smoking and the section of smoking, the section of smoking outside is provided with the cigarette paper, be provided with inductance coils on the cigarette paper, the section center of smoking is provided with the inductive body, inductance coils's connection port set up in the section of smoking is kept away from the one end of smoking section, the smoking set includes the heating chamber, heating chamber bottom be provided with be used for with connection port complex electrical interface, the smoking set still be provided with be used for doing the power of electrical interface power supply.

Preferably, the inductor coil is a patch inductor coil.

In the present invention, it is preferable that the inductor coil is provided inside the paper sheet, and the paper sheet is an insulating material.

In the present invention, it is preferable that the inductor be provided outside the paper roll, and an insulating film be provided outside the inductor.

Preferably, the connection port comprises a first connection port arranged on the edge of the end of the smoking segment and a second connection port arranged in the center of the end of the smoking segment, and the electrical interface comprises a first electrical interface arranged on the edge of the bottom of the heating cavity and used for being matched with the first connection port and a second electrical interface arranged in the center of the bottom of the heating cavity and used for being matched with the second connection port.

Preferably, the first connection port is an annular port which extends around the periphery of the end of the smoking segment.

Preferably, the connection ports comprise a third connection port and a fourth connection port, the third connection port and the fourth connection port are both arranged on the edge of the end part of the smoking section, and a connecting line of the third connection port and the fourth connection port passes through the center of the end part of the smoking section; the electric interfaces comprise a third electric interface and a fourth electric interface which are both arranged on the edge of the heating cavity bottom.

Preferably, the third electrical interface and the fourth electrical interface are semicircular contact interfaces, and the third electrical interface and the fourth electrical interface can be spliced into a circle around the edge of the bottom of the heating cavity.

Preferably, an insulating sheet is disposed at a connection position of the third electrical interface and the fourth electrical interface.

Preferably, the inner side wall of the heating cavity is provided with a magnetic shielding layer.

The tobacco product electric heating structure with the patch type inductance coil has the advantages that: the cigarette smoking device is simple in structure, the inductive coil mounted in a surface mounting mode is directly arranged on the cigarette paper of the smoking section of the cigarette, the coil is close to the inductive body, the magnetic induction intensity is higher, the energy transfer efficiency is higher, heat generated by electrifying the coil can heat the outer side of the smoking section and the inductive body in the middle of the smoking section, the inner side and the outer side of the smoking section are heated simultaneously, and the heating effect is better; and the heating chamber of smoking set only needs the inside wall to set up one deck magnetic screen material, and the volume and the weight of smoking set reduce, portable.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of an electrical heating structure for a tobacco product with a patch-type induction coil according to the present invention;

FIG. 2 is a schematic overall structure diagram of another embodiment of an electrical heating structure for tobacco products with a patch-type induction coil according to the present invention;

FIG. 3 is a schematic diagram of a smoking segment at an end of the smoking segment remote from the smoking segment of a further embodiment of an electrical heating structure for a smoking article having a patch inductor of the present invention;

FIG. 4 is a schematic top view of a smoking article having yet another embodiment of an electrical tobacco heating structure with a patch-type inductor of the present invention;

FIG. 5 is a schematic diagram of a smoking segment at an end remote from the smoking segment of a further embodiment of an electrical heating arrangement for a smoking article having a patch type inductor of the present invention;

FIG. 6 is a schematic top view of a smoking article having yet another embodiment of a electrical tobacco heating structure with a patch-type inductor of the present invention;

in the figure: 1. cigarette, 11, smoking section, 12, smoking section, 121, cigarette paper, 122, induction coil, 123, susceptor, 131, first connection port, 132, second connection port, 133, third connection port, 134, fourth connection port, 2, smoking set, 21, heating chamber, 22, power supply, 231, first electrical interface, 232, second electrical interface, 233, third electrical interface, 234, fourth electrical interface, 236, insulating sheet.

Detailed Description

The following are specific examples of the present invention and further describe the technical solutions of the present invention, but the present invention is not limited to these examples.

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the modules and steps and the steps set forth in these embodiments do not limit the scope of the utility model unless specifically stated otherwise.

Meanwhile, it should be understood that the flows in the drawings are not merely performed individually for convenience of description, but a plurality of steps are performed crosswise to each other.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and systems known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

The first embodiment is as follows: as shown in fig. 1, which is merely an embodiment of the present invention, an electric heating structure for a tobacco product with a patch type induction coil includes a cigarette 1 and a smoking set 2, where the cigarette 1 includes a smoking section 11 and a smoking section 12, a cigarette paper 121 is disposed outside the smoking section 12, an induction coil 122 is disposed on the cigarette paper 121, a sensing body 123 is disposed in the center of the smoking section 12, a connection port of the induction coil 122 is disposed at one end of the smoking section 12 away from the smoking section 11, the smoking set 2 includes a heating cavity 21, an electric interface for matching with the connection port is disposed at the bottom of the heating cavity 21, and the smoking set 2 is further provided with a power supply 22 for supplying power to the electric interface.

In the utility model, a cigarette 1 comprises a suction section 11 and a smoking section 12, the suction section is a filter section and is convenient for a smoker to suck, the smoking section 12 is a cigarette paper 121 wrapped with tobacco shreds, an inductance coil 122 is arranged on the cigarette paper 121, once the cigarette 1 is inserted into a heating cavity 21 of a smoking set 2, a connecting port of the inductance coil 122 is connected to an electrical interface at the bottom of the heating cavity 21, the inductance coil 122 is electrified under the power supply of a power supply 22, an alternating current passes through the coil and generates an alternating magnetic field in the range of an inductor 123, and the inductor 123 can generate heat by induction due to hysteresis loss effect and eddy current effect, thereby heating the cigarette.

Here, the inductance coil 122 is a patch type inductance coil, and the inductance coil 122 is attached to the side wall of the cigarette paper 121 of the smoking segment 12 of the cigarette 1 by using a patch technology, or the inductance coil 122 foil is compounded on the cigarette paper 121 by using technologies such as a printed electronic technology, an adhesive technology, a spraying technology, a pressing technology, and the like.

Moreover, the connection port is two, and the electrical interface is two, two connection ports draw forth extremely smoking section 12 keeps away from 11 one end of suction section, two electrical interfaces set up in heating chamber 21 bottom and be connected to power 22's the two poles of the earth respectively, insert the heating chamber 21 to smoking set 2 when a cigarette 1 for two connection ports support to two electricity kneck when, the circuit just communicates, power 22 supplies power for inductance coil 122, directly sets up the inductance coil 122 of SMD installation on the cigarette paper 121 of smoking section 12 of a cigarette 1, the coil is close with the inductor 123 distance, and magnetic induction intensity is bigger, and the transfer efficiency of energy is higher.

In addition, the induction coil 122 is printed on the cigarette paper 121 in a patch mode, and the induction coil 122 can generate the temperature of about 100 degrees in use, so that the periphery of the cigarette 1 can be heated, the inner core and the periphery of the cigarette 1 can be heated in a mixing mode by matching with the heating of the central inductor 123, the heating is more uniform, and the heating effect is better.

It should be noted that the susceptor 123 is disposed in the center of the smoking segment 12, and the susceptor 123 may be fixedly disposed in the smoking segment 12, or may be detachably inserted into the smoking segment 12, that is, the susceptor 123 is installed at the bottom of the heating cavity 21, and when the cigarette 1 is inserted into the heating cavity 21 of the smoking set 2, the susceptor 123 is also inserted into the smoking segment 12 to heat the smoking segment 12.

Generally, the inductor 122 is disposed inside the cigarette paper 121, the cigarette paper 121 is an insulating material, and the cigarette paper 121 does not need to be magnetically protected until the inductor 122 is energized, and the cigarette paper 121 has a certain magnetic protection capability after the inductor 122 is energized.

Certainly, the inner side wall of the heating cavity 21 is provided with a magnetic shielding layer, and the magnetic shielding layer can be attached to the inner wall of the heating cavity in a sheet form or a coating form, so that the influence of magnetic leakage on a human body is effectively avoided; compared with the conventional smoking set (the inductance coil is arranged on the inner wall of the heating cavity), the inside and the outside of the inductance coil are not coated with the magnetic shielding layer, and only one magnetic shielding layer is required, so that the smoking set is convenient to set, light in weight and convenient to carry.

The tobacco product electric heating structure with the patch type inductance coil is simple in structure, the patch type installed inductance coil is directly arranged on the cigarette paper of the smoking section of a cigarette, the distance between the coil and an inductance body is short, the magnetic induction intensity is higher, the energy transfer efficiency is higher, the heat generated by electrifying the coil can heat the outer side of the smoking section, the inductance body in the middle of the smoking section heats, the inner side and the outer side of the smoking section are simultaneously heated, and the heating effect is better; and the heating chamber of smoking set only needs the inside wall to set up one deck magnetic screen material, and the volume and the weight of smoking set reduce, portable.

Second embodiment, as shown in fig. 2, is only one embodiment of the present invention, and the only difference is that in the electric heating structure for tobacco products with patch type induction coil according to the present invention, the induction coil 122 is disposed on the outer side of the cigarette paper 121, and an insulating film is disposed on the outer side of the induction coil 122, so that oxidation can be prevented.

Third embodiment, as shown in fig. 3 and 4, which is only one embodiment of the present invention, in the first or second embodiment, the connection ports of the present invention include a first connection port 131 disposed at the edge of the end of the smoking segment 12 and a second connection port 132 disposed at the center of the end of the smoking segment 12, and the electrical interfaces include a first electrical interface 231 disposed at the bottom edge of the heating cavity 21 for being matched with the first connection port 131 and a second electrical interface 232 disposed at the bottom center of the heating cavity 21 for being matched with the second connection port 132.

Simultaneously, first connection port 131 is for encircleing the annular port of the edge a week of the end of smoking segment 12 can insert cigarette 1 with arbitrary direction like this, can both guarantee to prop up the first connection port 131 of the coil of 1 end and the first electrical interface 231 contact of 2 heating chambers 21 bottoms of smoking set, and the second connection port 132 of coil and the first electrical interface 232 contact of 2 heating chambers 21 bottoms of smoking set.

Fourth embodiment, as shown in fig. 3 and 4, which is only one embodiment of the present invention, on the basis of the first or second embodiment, different from the third embodiment, in the electric heating structure for a tobacco product with a patch-type induction coil according to the present invention, the connection ports include a third connection port 133 and a fourth connection port 134, the third connection port 133 and the fourth connection port 134 are both disposed at the edge of the end of the smoking segment 12, and a connection line of the third connection port 133 and the fourth connection port 134 passes through the center of the end of the smoking segment 12; the electrical interfaces include a third electrical interface 233 and a fourth electrical interface 234, and the third electrical interface 233 and the fourth electrical interface 234 are both disposed at the edge of the bottom of the heating cavity 21.

Meanwhile, the third electrical interface 233 and the fourth electrical interface 234 are both semicircular contact ports, and the third electrical interface 233 and the fourth electrical interface 234 can be spliced into a circle around the edge of the bottom of the heating cavity 21; the third connecting port 133, the fourth connecting port 134 and the circle center of the cigarette end face are positioned on the same straight line; one of the third electrical interface 233 and the fourth electrical interface 234 is a positive electrical contact interface, and the other is a negative electrical contact interface; therefore, the cigarette 1 can be inserted in any direction, and the third connecting port 133 of the coil at the end of the cigarette 1 can be ensured to be in contact with the third electrical interface 233 at the bottom of the heating cavity 21 of the smoking set 2, and the fourth connecting port 134 of the coil is ensured to be in contact with the fourth electrical interface 234 at the bottom of the heating cavity 21 of the smoking set 2.

It should be noted that the third electrical interface 233 and the fourth electrical interface 234 junction are provided with the insulating piece 235, separate anodal electrical contact interface and negative pole electrical contact interface, prevent the power short circuit, and the width of third connection port 133 and fourth connection port 134 is slightly less than the width of insulating piece 235 moreover, and after cigarette 1 inserted, the cigarette is rotated to a small margin, and it can to avoid cigarette 1's third connection port 133 and fourth connection port 134 contact connection to insulating piece 235 department.

The tobacco product electric heating structure with the patch type inductance coil is simple in structure, the inductance coil mounted in a patch manner is directly arranged on the cigarette paper of the smoking section of a cigarette, the distance between the coil and an inductance body is short, the magnetic induction intensity is higher, the energy transfer efficiency is higher, the heat generated by electrifying the coil can heat the outer side of the smoking section and the inductance body in the middle of the smoking section, the inner side and the outer side of the smoking section are simultaneously heated, and the heating effect is better; and the heating chamber of smoking set only needs the inside wall to set up one deck magnetic screen material, and the volume and the weight of smoking set reduce, portable.

The present invention is not limited to the specific embodiments described, and various modifications and changes can be made to the present invention. Any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a tobacco products electrical heating structure with SMD inductance coil which characterized in that: including a cigarette (1) and smoking set (2), a cigarette (1) is including section of smoking (11) and section of smoking (12), section of smoking (12) outside is provided with cigarette paper (121), be provided with inductance coil (122) on cigarette paper (121), section of smoking (12) center is provided with sensing body (123), the connection port of inductance coil (122) set up in section of smoking (12) is kept away from the one end of section of smoking (11), smoking set (2) are including heating chamber (21), heating chamber (21) bottom be provided with be used for with connection port complex electrical interface, smoking set (2) still be provided with be used for do power (22) of electrical interface power supply.

2. The electrical heating structure of claim 1, wherein: the inductance coil (122) is a patch type inductance coil.

3. The electrical heating structure of claim 1, wherein: the inductance coil (122) is arranged on the inner side of the cigarette paper (121), and the cigarette paper (121) is an insulating piece.

4. The electrical heating structure of claim 1, wherein: the inductance coil (122) is arranged on the outer side of the cigarette paper (121), and an insulating film is arranged on the outer side of the inductance coil (122).

5. The electrical heating structure of claim 1, wherein: the connecting ports comprise a first connecting port (131) arranged at the edge of the end of the smoking segment (12) and a second connecting port (132) arranged at the center of the end of the smoking segment (12), and the electrical interfaces comprise a first electrical interface (231) arranged at the bottom edge of the heating cavity (21) and used for being matched with the first connecting port (131) and a second electrical interface (232) arranged at the bottom center of the heating cavity (21) and used for being matched with the second connecting port (132).

6. The electrical heating structure of claim 5, wherein: the first connection port (131) is an annular port encircling a circumference of the edge of the end of the smoking segment (12).

7. The electrical heating structure of claim 1, wherein: the connecting ports comprise a third connecting port (133) and a fourth connecting port (134), the third connecting port (133) and the fourth connecting port (134) are arranged at the edge of the end of the smoking section (12), and the connecting line of the third connecting port (133) and the fourth connecting port (134) passes through the center of the end of the smoking section (12); the electric interfaces comprise a third electric interface (233) and a fourth electric interface (234), and the third electric interface (233) and the fourth electric interface (234) are arranged on the edge of the bottom of the heating cavity (21).

8. The electrical heating structure of claim 7, wherein: the third electrical interface (233) and the fourth electrical interface (234) are semicircular contact ports, and the third electrical interface (233) and the fourth electrical interface (234) can be spliced into a circle surrounding the edge of the bottom of the heating cavity (21).

9. The electrical heating structure of claim 7, wherein: an insulating sheet (235) is arranged at the joint of the third electrical interface (233) and the fourth electrical interface (234).

10. The electrical heating structure of claim 1, wherein: the inner side wall of the heating cavity (21) is provided with a magnetic shielding layer.

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