CN217012795U - An electromagnetic heating smoking set with integrated coil - Google Patents

Abstract

The utility model provides an electromagnetic heating smoking device with an integrated coil, which relates to the technical field of electromagnetic heating. In the chip inductor coil, a magnetic shielding layer is arranged on the outside of the base plate, a power source for electrical connection with the induction coil is arranged at one end of the main body of the smoking device away from the heating cavity, and the two ends of the induction coil are respectively connected to the two poles of the power source. The utility model has a simple structure, and the induction coil patch is arranged on the base plate of the side wall of the heating chamber, so that the relative position of the coil on the base plate does not change, the magnetic field stability is guaranteed, and the distance between the induction coil and the susceptor In the near future, the magnetic field strength is higher and the energy utilization rate is higher.

Description

An electromagnetic heating smoking set with an integrated coil

technical field

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

In particular, the utility model relates to an electromagnetic heating smoking tool with an integrated coil.

Background technique

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

Due to the high heating efficiency of electromagnetic heating technology, many tobacco companies have begun to apply electromagnetic heating technology in the field of low-temperature heating of cigarettes. and size, number of turns, etc. to adjust the magnetic field strength, or to achieve different heating functions through different structures or different materials of the susceptor, for example, Chinese patent invention patent CN104095293A discloses an electromagnetic heating type suction for heating non-burning cigarettes The device includes an end cover, a heater and an electromagnetic induction system. The inside of the heater is provided with a heating cavity for accommodating heat-not-burn cigarettes. The end cover is detachable and can be combined and connected to the suction end of the heater; the end cover is provided with a filter. The nozzle, the filter tip and the inner cavity of the heating cavity are communicated with each other, 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 includes a temperature control circuit and The induction coil is electrically connected to the temperature control circuit, and the induction coil is spirally wound outside the heating chamber. The above invention heats the inner tank heating body by the electromagnetic heating method of the electromagnetic induction system, and the tobacco product is heated by the inner tank, which can improve the heating speed and has high thermal efficiency, fast heating speed, and instant heating to meet the needs of smoking taste. And the heating is uniform, so that the tobacco product can be fully heated, and the waste of the tobacco product due to insufficient heating is prevented.

However, the above-mentioned electric heating structure has great defects: when the induction coil is arranged on the side wall of the heating cavity of the smoking device, the conductor material is wound around the outside of the heating cavity to form an induction coil formed by a spiral structure, then the cigarette is inserted for multiple times to heat During the process, the density and tightness of the coil winding will change, which will affect the distribution of the magnetic field intensity generated by the coil inside the heating chamber, thereby affecting the induction temperature of the susceptor inside the cigarette, resulting in uneven heating temperature; If the inductance coil is arranged outside the side wall of the heating cavity, the distance between the coil and the susceptor will be increased, resulting in a decrease in the magnetic field strength, a decrease in thermal efficiency, and an increase in energy consumption.

Therefore, in order to solve the above problem, it is necessary for us to design a reasonable and efficient electromagnetic heating smoking device with an integrated coil.

Utility model content

The purpose of the utility model is to provide a simple structure, the induction coil patch is arranged on the base plate of the side wall of the heating chamber, so that the relative position of the coil on the base plate will not change, the stability of the magnetic field is guaranteed, and the induction coil and the induction coil will not change. The distance between the receptors is short, the magnetic field strength is higher, and the energy utilization rate is higher.

To achieve the purpose, the utility model adopts the following technical solutions to be realized:

An electromagnetic heating smoking device with an integrated coil, comprising a smoking device main body, one end of the smoking device main body is provided with a heating cavity, an induction coil is arranged on the base plate of the side wall of the heating cavity, and the induction coil is a patch type induction coil A magnetic shielding layer is arranged on the outer side of the base plate, a power supply for electrical connection with the induction coil is arranged at one end of the main body of the smoking device away from the heating cavity, and the two ends of the induction coil are respectively connected to the two poles of the power supply.

As a preference of the present invention, the manner in which the induction coil is arranged on the substrate includes sintering arrangement, electronic printing arrangement and coating arrangement.

As a preference of the present invention, the base plate is an easily sintered material piece.

As a preferred option of the present invention, the substrate includes an outer substrate and an inner substrate, and the induction coil is arranged between the outer substrate and the inner substrate.

As a preference of the present invention, the thickness of the inner substrate is not greater than the thickness of the outer substrate.

As a preferred feature of the present invention, the induction coil includes an inner layer coil arranged inside the substrate and an outer layer coil arranged outside the substrate.

As a preferred feature of the present invention, the inner coil and the outer coil are connected, and one end of the inner coil away from the outer coil and one end of the outer coil away from the inner coil are respectively connected to the Power poles.

As a preference of the present invention, the sidewall of the substrate is coated with an anti-oxidation layer.

As a preference of the present invention, one end of the power source is provided with an electric switch.

As a preference of the present invention, the bottom of the heating cavity is provided with a susceptor located in the middle of the induction coil.

The utility model has the beneficial effects of the electromagnetic heating smoking set with an integrated coil:

1. The structure is simple, the induction coil patch is arranged on the substrate on the side wall of the heating chamber, so that the relative position of the coil on the substrate will not change, and the magnetic field stability is guaranteed;

2. The distance between the induction coil and the receptor is short, the magnetic field strength is higher, and the energy utilization rate is higher;

3. Under the premise of high energy utilization rate, when the same heating power is obtained, the calorific value of the coil itself is smaller, which makes the shell temperature of the smoking set lower and improves the user experience;

4. Combining the coil and the substrate material as a whole saves the space for coil winding, reduces the size of the smoking set, simplifies the design of the smoking set, and is convenient for users to carry.

Description of drawings

1 is a schematic diagram of the overall structure of an embodiment of an electromagnetic heating smoking device with an integrated coil of the present invention;

FIG. 2 is a top-view structural schematic diagram of an embodiment of an electromagnetic heating smoking device with an integrated coil of the present invention;

FIG. 3 is a top-view structural schematic diagram of another embodiment of an electromagnetic heating smoking device with an integrated coil of the present invention;

FIG. 4 is a top-view structural schematic diagram of yet another embodiment of an electromagnetic heating smoking tool with an integrated coil of the present invention;

In the figure: 1. Heating chamber, 11, substrate, 111, outer substrate, 112, inner substrate, 12, induction coil, 121, inner coil, 122, outer coil, 13, magnetic shielding layer, 14, susceptor, 2. Power supply, 21. Electric switch.

Detailed ways

The following are specific embodiments of the present utility model, which further describe the technical solutions of the present utility model, but the present utility model is not limited to these embodiments.

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 modules and steps and steps set forth in these embodiments do not limit the scope of the invention unless specifically stated otherwise.

Meanwhile, it should be understood that, for the convenience of description, the processes in the accompanying drawings are not only performed individually, but multiple steps are mutually intersected.

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

Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, techniques, methods, and systems should be considered part of the authorized description.

Embodiment 1: As shown in Figures 1 and 2, which is only one of the embodiments of the present utility model, an electromagnetic heating smoking device with an integrated coil, including a smoking device body, and one end of the smoking device body is provided with a heating cavity 1 , an induction coil 12 is arranged on the base plate 11 of the side wall of the heating chamber 1, and the induction coil 12 is a chip type induction coil. One end of the cavity 1 is provided with a power source 2 for electrical connection with the induction coil 12 , and two ends of the induction coil 12 are respectively connected to the two poles of the power source 2 .

In the present invention, the main body of the smoking device is actually a heat-not-burning electromagnetic heater, and one end of the main body of the smoking device is provided with an opening to form a heating cavity 1 that facilitates the insertion of cigarettes. The wall plate of the heating cavity 1 is the base plate 11. The induction coil 12 is directly compounded on 11, and the power supply 2 at the other end of the main body of the smoking device supplies power to the induction coil 12. Of course, there is a susceptor inside the end where the cigarette is inserted. An alternating magnetic field is generated within the range. Due to the hysteresis loss effect and the eddy current effect, heat will be induced in the sensor body, resulting in a temperature of 500 degrees Celsius, which is 700 degrees Celsius lower than the burning temperature of the shredded tobacco in the cigarette, thereby heating (not burning) the curing tobacco. Fragrance is dispensed for the user to inhale.

Here, the base plate 11 itself is the casing of the smoking article body located at one end of the heating cavity 1 , or it can be a detachable annular column structure inserted into the casing of the smoking article main body, and the inner side of the base plate 11 forms the heating chamber 1 .

Moreover, the manner in which the induction coil 12 is arranged on the substrate 11 includes sintering arrangement, electronic printing arrangement and coating arrangement, and may also be arranged in a combination of various manners, for example, by printing a coil circuit on the substrate material, and then Fixed molding by sintering.

In this embodiment, the material of the substrate 11 can be a high-temperature-resistant insulating material such as ceramics, quartz glass tubes, polyetheretherketone, etc.; and when the induction coil 12 is arranged in a sintering method, the material of the substrate 11 is suitable for ceramics or quartz glass tubes. The material to be sintered, that is, the substrate 11 is an easily sintered material.

Generally speaking, the induction coil 12 will be compounded on the inner side of the substrate 11. Since the induction coil 12 is compounded, the relative position of the induction coil 12 on the substrate 11 will not change, and there will be no uneven coil arrangement and winding tightness. In this way, the magnetic field intensity generated by the coil is more stable and uniform, so the temperature induced in the susceptor is also more warm and uniform; the magnetic shielding layer 13 can avoid the impact of magnetic leakage on the human body.

Here, the sidewall of the substrate 11 is coated with an anti-oxidation layer to prevent the induction coil 12 from being damaged by oxidation when exposed to the air.

Moreover, because the induction coil 12 will be compounded in the substrate 11, the distance between the induction coil 12 and the receptor can be made closer, the energy utilization rate is higher, and the coil can also generate a certain amount of heat, so it can be realized that the periphery of the cigarette can be Heating, with the heating of the central susceptor, realizes mixed heating of the inner core and the periphery of the cigarette, the heating is more uniform, and the heating effect is better; Reduce case temperature.

In addition, under the premise of high energy utilization rate, when the same heating power is obtained, the calorific value of the coil itself is smaller, which makes the shell temperature of the smoking set lower and improves the user experience; The space for coil winding is removed, the size of the smoking set can be reduced, the design of the smoking set can be simplified, and it is convenient for users to carry.

Finally, one end of the power source 2 is provided with an electric switch 21, and the electric switch 21 can control the opening and closing of the power source 2 for the power supply of the induction coil 12, and the power source 2 is turned on when the cigarette is inserted; after the cigarette is heated, the power source 2 The power supply is turned off; the bottom of the heating cavity 1 is provided with a susceptor 14 located in the middle of the induction coil 12, that is, the susceptor 14 is preferably arranged at the bottom of the heating cavity 1. When the cigarette is inserted, the susceptor 14 is also inserted into the cigarette The cigarettes are heated in the smoking section of the cigarettes.

The electromagnetic heating smoking device with an integrated coil of the utility model has a simple structure, and the induction coil patch is arranged on the base plate of the side wall of the heating cavity, so that the relative position of the coil on the base plate does not change, and the stability of the magnetic field is guaranteed. , and the distance between the induction coil and the receptor is short, the magnetic field strength is higher, and the energy utilization rate is higher.

The second embodiment, as shown in FIG. 3 , is only one embodiment of the present invention. On the basis of the first embodiment, in the present invention, in an electromagnetic heating smoking device with an integrated coil, the substrate 11 includes an outer The substrate 111 and the inner substrate 112 , and the induction coil 12 is disposed between the outer substrate 111 and the inner substrate 112 .

In this way, the coil is compounded in the middle layer of the substrate 11. First, a thin inner substrate 112 is included, and after the induction coil 12 is compounded on the outer side, a layer of outer substrate 111 is compounded outside the coil to form the induction coil. For better protection, of course, the magnetic shielding layer 13 is disposed on the outer side of the outer substrate 111 .

It should be noted that the thickness of the inner substrate 112 is not greater than the thickness of the outer substrate 111 , so that the distance between the induction coil 12 and the susceptor 14 is not too large, and the heating efficiency is guaranteed.

Embodiment 3, as shown in FIG. 4 , is only one embodiment of the present invention. On the basis of Embodiment 1, in the present invention, an electromagnetic heating smoking device with an integrated coil, the induction coil 12 includes: The inner layer coil 121 provided on the inner side of the substrate 11 and the outer layer coil 122 provided on the outer side of the substrate 11 .

In this way, the inner and outer sides of the substrate 11 are compounded with induction coils, so that the magnetic field strength excited by the double coils is larger, the heating speed is faster, and the waiting time of the user is shortened.

Here, the inner layer coil 121 and the outer layer coil 122 are connected, and one end of the inner layer coil 121 away from the outer layer coil 122 and one end of the outer layer coil 122 away from the inner layer coil 121 are respectively connected to The power supply 2 has two poles.

The electromagnetic heating smoking device with an integrated coil of the utility model has a simple structure, and the induction coil patch is arranged on the base plate of the side wall of the heating cavity, so that the relative position of the coil on the base plate does not change, and the stability of the magnetic field is guaranteed. , and the distance between the induction coil and the receptor is short, the magnetic field strength is higher, and the energy utilization rate is higher.

The present invention is not limited to the specific embodiments described, and various modifications and changes can be made to the present invention. Any modification, equivalent replacement, improvement, etc. made to the above embodiments according to the technical essence of the present invention shall be included in the protection scope of the present invention.

Claims (10)

1. An electromagnetic heating smoking device with an integrated coil, characterized in that it comprises a smoking device main body, one end of the smoking device main body is provided with a heating cavity (1), and a base plate (11) of the side wall of the heating cavity (1) is provided on the base plate (11). An induction coil (12) is provided, the induction coil (12) is a patch type induction coil, and one end of the smoking device body away from the heating cavity (1) is provided with a wire for electrical connection with the induction coil (12). A power supply (2), two ends of the induction coil (12) are respectively connected to the two poles of the power supply (2). 2 . The electromagnetic heating smoking article with an integrated coil according to claim 1 , wherein the induction coil ( 12 ) is arranged on the substrate ( 11 ) in a manner including sintering, electronic printing, and Coating settings. 3 . The electromagnetic heating smoking article with an integrated coil according to claim 2 , wherein the base plate ( 11 ) is made of easily sintered material, and a magnetic shielding layer ( 13). 4 . The electromagnetic heating smoking article with an integrated coil according to claim 1 , wherein the substrate ( 11 ) comprises an outer substrate ( 111 ) and an inner substrate ( 112 ), and the induction coil ( 12 ) It is arranged between the outer substrate (111) and the inner substrate (112). 5 . The electromagnetic heating smoking article with an integrated coil according to claim 4 , wherein the thickness of the inner substrate ( 112 ) is not greater than the thickness of the outer substrate ( 111 ). 6 . 6 . The electromagnetic heating smoking article with an integrated coil according to claim 1 , wherein the induction coil ( 12 ) comprises an inner coil ( 121 ) arranged on the inner side of the base plate ( 11 ) and a an outer layer coil (122) outside the substrate (11). 7 . The electromagnetic heating smoking device with an integrated coil according to claim 6 , wherein the inner coil ( 121 ) is connected to the outer coil ( 122 ), and the inner coil ( 121 ) is far away from One end of the outer layer coil (122) and one end of the outer layer coil (122) away from the inner layer coil (121) are respectively connected to the two poles of the power supply (2). 8 . The electromagnetic heating smoking device with an integrated coil according to claim 1 , wherein the side wall of the substrate ( 11 ) is coated with an anti-oxidation layer. 9 . 9 . The electromagnetic heating smoking article with an integrated coil according to claim 1 , wherein an electric switch ( 21 ) is provided at one end of the power source ( 2 ). 10 . 10 . The electromagnetic heating smoking article with an integrated coil according to claim 1 , characterized in that: the bottom of the heating cavity ( 1 ) is provided with a receptor ( 14 ) located in the middle of the induction coil ( 12 ). 11 .

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