CN219781622U - Magnetic heating structure with temperature sensing function and aerosol generating device - Google Patents
Magnetic heating structure with temperature sensing function and aerosol generating device Download PDFInfo
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- CN219781622U CN219781622U CN202320770858.0U CN202320770858U CN219781622U CN 219781622 U CN219781622 U CN 219781622U CN 202320770858 U CN202320770858 U CN 202320770858U CN 219781622 U CN219781622 U CN 219781622U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 236
- 239000000443 aerosol Substances 0.000 title claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009529 body temperature measurement Methods 0.000 description 10
- 238000001514 detection method Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 230000006698 induction Effects 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000010259 detection of temperature stimulus Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model provides a magnetic heating structure with temperature sensing and an aerosol generating device, wherein the magnetic heating structure with temperature sensing comprises a magnetic conduction piece, a heating piece and a temperature measuring piece; the magnetic conduction piece comprises a magnetic core part, an electromagnetic part and a part for generating an alternating magnetic field, the magnetic core part is connected with the electromagnetic part, the part for generating the alternating magnetic field is wound on the electromagnetic part, the magnetic core part is arranged in a hollow mode, the periphery of the magnetic core part is used for being in contact with an aerosol generating substrate, the magnetic conduction piece is electrified, the part for generating the alternating magnetic field generates a magnetic field, and the electromagnetic is guided to the magnetic core part through the electromagnetic part; the heating element is arranged in the magnetic core part in a penetrating way and generates heat through the magnetic core part so as to heat the magnetic core part, so that the magnetic core part heats the aerosol generating substrate; one end of the temperature measuring piece is connected with the heating piece, and the other end of the temperature measuring piece is connected with the circuit board; wherein the temperature measuring piece is used for detecting the temperature of the heating piece. Therefore, the heating and temperature measuring system of the aerosol generating device is integrated, electromagnetic heating and temperature measuring are modularized, the size is smaller, and the processing cost is saved.
Description
Technical Field
The utility model relates to the field of electronic product production, in particular to a magnetic heating structure with temperature sensing function and an aerosol generating device.
Background
With daily use of electronic products, the use demand of aerosol generating devices is increasing. In the prior art, aerosol generating devices on the market mainly use magnetic induction to heat metal pieces so as to heat aerosol generating substrates, and conductive coils are generally arranged on the metal pieces, so that in order to improve the safety of the aerosol generating device, the temperature of the aerosol generating device needs to be detected. In the prior art, through setting up the circuit, be equipped with detection module on the circuit, be connected circuit and susceptor electricity to thereby make detection module detect the resistance value of susceptor and confirm the temperature of susceptor, this structure is complicated, and heating and temperature measurement go on respectively, and then the integrated level is not high, and aerosol generating device needs the volume great.
Disclosure of Invention
The embodiment of the utility model provides a magnetic heating structure with temperature sensing and an aerosol generating device, so that a magnetic induction heating and temperature measuring system is integrated and modularized, and the volume of the aerosol generating device is smaller.
The utility model provides a magnetic heating structure with temperature sensing, which comprises:
the magnetic conduction piece comprises a magnetic core part, an electromagnetic part and an alternating magnetic field generating part, wherein the magnetic core part is connected with the electromagnetic part, the alternating magnetic field generating part is wound on the electromagnetic part, the magnetic core part is arranged in a hollow mode, the periphery of the magnetic core part is used for being in contact with an aerosol generating substrate, the magnetic conduction piece is electrified, the alternating magnetic field generating part generates a magnetic field, and the electromagnetic is guided to the magnetic core part through the electromagnetic part;
a heating member penetrating the magnetic core portion, the heating member generating heat through the magnetic core portion to heat the magnetic core portion, so that the magnetic core portion heats the aerosol-generating substrate;
one end of the temperature measuring piece is connected with the heating piece, and the other end of the temperature measuring piece is connected with the circuit board;
the temperature measuring piece is used for detecting the temperature of the heating piece.
In the magnetic heating structure with temperature sensing provided by the utility model, the magnetic heating structure with temperature sensing is provided with two opposite temperature measuring pieces, one ends of the two temperature measuring pieces are connected with the circuit board, and the other ends of the two temperature measuring pieces are connected to the periphery of the heating piece or the end part close to one end of the circuit board.
In the magnetic heating structure with temperature sensing provided by the utility model, the temperature measuring part is Wen Minxian, the Wen Minxian comprises an inner wire section and an outer wire section, the inner wire section is fixed on the heating part, one end of the outer wire section is connected with one end of the inner wire section, and the other end of the outer wire section is connected with the circuit board.
In the magnetic heating structure with temperature sensing provided by the utility model, the heating element is provided with a cylindrical heating part, and two pieces of Wen Minxian are oppositely arranged on the periphery side of the cylindrical heating part.
In the magnetic heating structure with temperature sensing provided by the utility model, the heating element is provided with the sheet-shaped heating part, the sheet-shaped heating part is provided with two flat planes which are oppositely arranged, and the two planes are respectively arranged on the two planes Wen Minxian.
In the magnetic heating structure with temperature sensing provided by the utility model, the heating element comprises a heating part and a guiding part, the heating part is connected with the guiding part, the heating part comprises a channel penetrating through the whole axial direction of the heating part, the channel penetrates through the two opposite side surfaces of the heating part to form a first heating part and a second heating part, and one ends of the two temperature measuring elements are respectively connected with the first heating part and the second heating part.
In the magnetic heating structure with temperature sensing provided by the utility model, the heating part is a cylindrical heating part, the channel radially penetrates through the cylindrical heating part, so that the first heating part and the second heating part are semi-cylindrical, and one ends of the two temperature measuring pieces are respectively connected with the ends of the first heating part and the second heating part.
In the magnetic heating structure with temperature sensing provided by the utility model, the heating part is a sheet-shaped heating part, the sheet-shaped heating part is provided with two flat planes which are arranged oppositely, the channel penetrates through the two planes, the first heating part and the second heating part are positioned at two sides of the channel, and one ends of the two temperature measuring parts are respectively connected with the ends of the first heating part and the second heating part.
In the magnetic heating structure with temperature sensing provided by the utility model, the temperature measuring piece is a thermocouple wire.
The present utility model also provides an aerosol generating device comprising:
the magnetic heating structure with temperature sensing is any one of the magnetic heating structures with temperature sensing.
The utility model provides a magnetic heating structure with temperature sensing and an aerosol generating device, wherein the magnetic heating structure with temperature sensing comprises a magnetic conduction piece, a heating piece and a temperature measuring piece; the magnetic conduction piece comprises a magnetic core part, an electromagnetic part and an alternating magnetic field generating part, the magnetic core part is connected with the electromagnetic part, the alternating magnetic field generating part is wound on the electromagnetic part, the magnetic core part is arranged in a hollow mode, the periphery of the magnetic core part is used for being in contact with an aerosol generating substrate, the magnetic conduction piece is electrified, the alternating magnetic field generating part generates a magnetic field, and the electromagnetic is guided to the magnetic core part through the electromagnetic part; the heating element penetrates through the magnetic core part, and generates heat through the magnetic core part to heat the magnetic core part so that the magnetic core part heats the aerosol generating substrate; one end of the temperature measuring piece is connected with the heating piece, and the other end of the temperature measuring piece is connected with the circuit board; the temperature measuring piece is used for detecting the temperature of the heating piece. In the utility model, in the circumferential eddy magnetic field, the temperature measuring part is arranged on the heating part, the heating part and the temperature measuring part are arranged in the magnetic conduction part in a penetrating way, one end of the temperature measuring part is connected with the circuit board, so that the heating and temperature measuring system integration of the aerosol generating device is realized, and compared with the prior art, a detection module is also required to be arranged, the structure makes electromagnetic heating and temperature measuring modularized, has smaller volume and saves processing cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIGS. 1a and 1b are schematic diagrams illustrating the combination of different heat generating components and temperature measuring components according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of an aerosol-generating device according to an embodiment of the utility model;
FIGS. 3a and 3b are schematic diagrams illustrating another combination of different heat generating components and temperature measuring components according to an embodiment of the present utility model;
FIG. 4 is another cross-sectional view of an aerosol-generating device according to an embodiment of the utility model;
the reference numerals in the drawings are as follows:
100. a heat generating member; 110. a heating section; 111. a channel; 112. a first heating section; 113. a second heating section; 120. a guide part; 200. a magnetic conductive member; 210. a magnetic core section; 220. an electromagnetic section; 221. an alternating magnetic field generating section; 300. a temperature measuring member; 310. an inner wiring section; 320. an outer wiring section; 400. a circuit board; 500. and a battery.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1a to 4, there is shown an embodiment of the magnetic heating structure with temperature sensing of the present utility model. The magnetic heating structure with temperature sensing comprises a magnetic conduction member 200, a heating member 100 and a temperature measuring member 300, wherein the magnetic conduction member 200 comprises a magnetic core part 210, an electromagnetic part 220 and an alternating magnetic field generating part 221, the magnetic core part 210 is connected with the electromagnetic part 220, the alternating magnetic field generating part 221 is wound on the electromagnetic part 220, the magnetic core part 210 is arranged in a hollow manner, the periphery of the magnetic core part 210 is used for being in contact with an aerosol generating substrate, the magnetic conduction member 200 is electrified, the alternating magnetic field generating part 221 generates a magnetic field, and the electromagnetic wave is guided to the magnetic core part 210 through the electromagnetic part 220; the heat generating element 100 is inserted into the magnetic core portion 210, and the heat generating element 100 generates heat through the magnetic core portion 210 to heat the magnetic core portion 210, so that the magnetic core portion 210 heats the aerosol generating substrate; one end of the temperature measuring member 300 is connected with the heating member 100, and the other end is connected with the circuit board 400; the temperature measuring member 300 is used for detecting the temperature of the heat generating member 100.
Specifically, the magnetic conductive member 200 may be ferrite or other materials with magnetic conductivity, which is not limited herein. In this embodiment, the magnetic conductive member 200 is made of ferrite, the ferrite has high magnetic permeability at high frequency, meanwhile, in this embodiment, the alternating magnetic field generating portion 221 is an electric coil, the alternating magnetic field generating portion 221 is wound around the lower end of the magnetic core portion 220, the heat generating member 100 is made of metal materials such as an iron-nickel alloy, a permalloy, stainless steel, and the like, which can play a good role in absorbing heat and conducting heat, the heat generating member 100 is inserted into the magnetic core portion 210, and by utilizing the characteristics of the ferrite, the local electromagnetic field generated by the alternating magnetic field generating portion 221 can be uniformly guided to the magnetic core portion 210, so as to uniformly heat the heat generating member 100, the magnetic core portion 210 of the magnetic conductive member 200 is heated by the heat generating member 100, the aerosol generating substrate sleeved outside the magnetic core portion 210 is heated by the magnetic core portion 210, so as to generate aerosol, meanwhile, one end of the temperature measuring member 300 is connected with the heat generating member 100, and is arranged in the heat generating member 200 in a penetrating manner, and the other end of the temperature measuring member 300 is connected with the magnetic core portion 210, so that the temperature measuring member 300 is heated by the magnetic core portion 400, and the temperature measuring member 100 is simultaneously, so that when the temperature measuring member 100 is heated. The structure integrates the heating and temperature measurement of the aerosol generating device, does not need to additionally arrange a detection module, ensures that the integration of the aerosol generating device is higher, saves space and is convenient for a user to carry.
In an embodiment, referring to fig. 1a to 4, the magnetic heating structure with temperature sensing is provided with two opposite temperature measuring members 300, wherein one ends of the two temperature measuring members 300 are connected to the circuit board 400, and the other ends are connected to the periphery of the heat generating member 100 or the end portion near one end of the circuit board 400. Specifically, the magnetic heating structure with temperature sensing is provided with two temperature measuring pieces 300, one ends of the two temperature measuring pieces 300 are connected with the circuit board 400, and the other ends are connected to the periphery of the heating piece 100 or the end of the heating piece 100 close to one end of the circuit board 400. When one ends of the two temperature measuring pieces 300 are connected with the circuit board 400 and the other ends are connected to the periphery of the heating piece 100, a temperature-sensitive resistance temperature measuring mode is adopted at this time, and the two temperature measuring pieces 300 directly measure the temperature of the heating piece 100; when one end of the two temperature measuring members 300 is connected to the circuit board 400 and the other end is connected to the end of the heat generating member 100 near one end of the circuit board 400, TCR temperature measurement is adopted, and the temperature measuring members 300 obtain the temperature of the heat generating member 100 by detecting the resistance change of the heat generating member 100. Therefore, the two ways are adopted to measure the temperature of the aerosol generating device, the applicability is high, the aerosol generating device is heated and measured in an integrated manner, the space is saved, the product is made smaller and more exquisite, and the aerosol generating device is convenient for a user to carry.
In a specific embodiment, referring to fig. 1a to 2, the temperature measuring member 300 is Wen Minxian, the Wen Minxian includes an inner wire segment 310 and an outer wire segment 320, the inner wire segment 310 is fixed on the heat generating member 100, one end of the outer wire segment 320 is connected to one end of the inner wire segment 310, and the other end is connected to the circuit board 400. Specifically, in order to adopt the temperature-sensitive resistance temperature measurement mode, the temperature measuring member 300 is a temperature-sensitive wire, and the Wen Minxian includes an inner wire segment 310 and an outer wire segment 320, where the inner wire segment 310 is tightly fixed on the heat generating member 100, and a joint portion between the inner wire segment 310 and the heat generating member 100 is greater than or equal to one half of the heat generating member 100, so that the Wen Minxian can more accurately detect the temperature of the heat generating member 100, while the outer wire segment 320 is connected to one end of the inner wire segment 310 and the other end of the outer wire segment 320 is connected to the circuit board 400, and at this time, the outer wire segment 320 is not bonded to the heat generating member 100, and the outer wire segment 320 may pass through the electromagnetic portion 220, the alternating magnetic field generating portion 221, and be connected to the circuit board 400, or may not pass through the electromagnetic portion 220, the alternating magnetic field generating portion 221, and be connected to the circuit board 400. Wen Minxian in this embodiment with the piece 100 that generates heat closely laminates, makes Wen Minxian test the temperature is more accurate, just Wen Minxian is small, saves temperature measurement system's occupation volume, and the integrated level is higher.
In one embodiment, referring to fig. 1a and 2, the heat generating member 100 is provided with a cylindrical heating portion, and two of the heat generating members Wen Minxian are oppositely disposed at the circumferential side of the cylindrical heating portion. Specifically, in this embodiment, a temperature-sensitive resistor temperature measurement manner is adopted, at this time, the heating element 100 is provided with a cylindrical heating portion, two heating elements Wen Minxian are respectively and correspondingly disposed on a peripheral side of the cylindrical heating portion, the inner wire section 310 is fixedly connected with the peripheral side of the cylindrical heating portion in a bonding manner, the inner wire section 310 and the cylindrical heating portion are both disposed in the magnetic core portion 210, one end of the outer wire section 320 is connected with one end of the inner wire section 310, and the other end is connected with the circuit board 400. When the magnetic conductive member 200 is energized, the alternating magnetic field generating portion 221 generates a magnetic field, the electromagnetic wave is guided to the magnetic core portion 210 by the electromagnetic portion 220, the magnetic core portion 210 guides the electromagnetic wave to the cylindrical heating portion from the periphery, the cylindrical heating portion generates heat to heat the magnetic core portion 210, and finally heats the aerosol generating substrate, and the Wen Minxian detects the temperature of the cylindrical heating portion and transmits the temperature data to the circuit board 400. This simple structure, directly through Wen Minxian alright realize the detection of temperature, just interior line section 310 with cylinder heating portion all is located in magnetic core portion 210, occupation space is little, heating system and temperature measurement system integrated level are high.
In a specific embodiment, referring to fig. 1b, the heat generating component 100 is provided with a sheet heating portion, where the sheet heating portion has two flat and oppositely disposed planes, and two pieces of the Wen Minxian are respectively disposed on the two planes. Specifically, in this embodiment, a temperature-sensitive resistor temperature measurement manner is adopted, the heating element 100 is provided with a sheet heating portion, the sheet heating portion is provided with two opposite and flat planes, two inner wire sections 310 of Wen Minxian are respectively disposed on the two planes, the inner wire sections 310 and the sheet heating portion are both disposed in the magnetic core portion 210, one end of the outer wire section 320 is connected with one end of the inner wire section 310, and the other end is connected with the circuit board 400. When the magnetic conductive member 200 is energized, the alternating magnetic field generating portion 221 generates a magnetic field, the electromagnetic wave is guided to the magnetic core portion 210 through the electromagnetic portion 220, and two planes of the sheet heating portion form a bidirectional magnetic field to generate heat, so as to bidirectionally heat the sheet heating portion to heat the magnetic core portion 210, and finally heat the aerosol generating substrate, and the Wen Minxian detects the temperature of the sheet heating portion and transmits the temperature data to the circuit board 400. This simple structure, directly through Wen Minxian alright realize the detection of temperature, simultaneously interior line section 310 is vertical to be fixed in the middle part of plane, and with slice heating portion all is located in magnetic core portion 210, occupation space is little, heating system and temperature measurement system integrated level are high.
In an embodiment, referring to fig. 3a to 4, the heat generating component 100 includes a heating portion 110 and a guiding portion 120, the heating portion 110 is connected to the guiding portion 120, the heating portion 110 includes a channel 111 extending through the entire axial direction of the heating portion 110, the channel 111 extends through two opposite sides of the heating portion 110 to form a first heating portion 112 and a second heating portion 113, and one ends of the two temperature measuring components 300 are respectively connected to the first heating portion 112 and the second heating portion 113. Specifically, the heating element 100 includes a heating portion 110 and a guiding portion 120, the heating portion 110 is provided with a channel 111 penetrating through the entire heating portion 110 in an axial direction, the channel 111 penetrates through two opposite side surfaces of the heating portion 110, the heating portion 110 is cut by the channel 111 to form a first heating portion 112 and a second heating portion 113, the heating portion 110 and the guiding portion 120 are connected, so that the first heating portion 112, the guiding portion 120 and the second heating portion 113 form a current loop, one ends of two temperature measuring elements 300 are respectively connected to bottom ends of the first heating portion 112 and the second heating portion 113, the temperature measuring elements 300 detect resistance changes of the heating portion 110 according to resistances generated by the current loop, and temperature of the heating portion 110 is detected by a TCR temperature measuring mode, thereby realizing temperature measurement of the aerosol generating device.
In a specific embodiment, referring to fig. 3b and fig. 4, the heating portion 110 is a cylindrical heating portion, and the channel 111 radially penetrates through the cylindrical heating portion, so that the first heating portion 112 and the second heating portion 113 are semi-cylindrical, and one ends of the two temperature measuring pieces 300 are respectively connected to the ends of the first heating portion 112 and the second heating portion 113. Specifically, the heating portion 110 is a cylindrical heating portion, and the channel 111 radially penetrates the cylindrical heating portion, so that the cylindrical heating portion is divided into two semi-cylindrical first heating portions 112 and second heating portions 113, one ends of the two temperature measuring pieces 300 are respectively connected to the ends of the first heating portions 112 and the second heating portions 113, and the other ends are connected to the circuit board 400. When the magnetic conductive member 200 is energized, the alternating magnetic field generating portion 221 generates a magnetic field, the electromagnetic wave is guided to the magnetic core portion 210 by the electromagnetic portion 220, the magnetic core portion 210 guides the electromagnetic wave to the first heating portion 112 and the second heating portion 113 from the periphery, the first heating portion 112 and the second heating portion 113 generate heat to heat the magnetic core portion 210, and finally the aerosol generating substrate is heated, and meanwhile, the temperature measuring member 300 detects the resistance change of the cylindrical heating portion due to the fact that the first heating portion 112, the guiding portion 120 and the second heating portion 113 form a current loop, thereby obtaining the temperature of the cylindrical heating portion. The structure is simple, the integration level of the heating system and the temperature measuring system is high, and the occupied space is small.
In an embodiment, referring to fig. 3a, the heating portion 110 is a sheet-shaped heating portion, the sheet-shaped heating portion has two flat and oppositely disposed planes, the channel 111 penetrates through the two planes, the first heating portion 112 and the second heating portion 113 are located at two sides of the channel 111, and one ends of the two temperature measuring pieces 300 are respectively connected to ends of the first heating portion 112 and the second heating portion 113. Specifically, in order to make the heating structure of the aerosol-generating device form a bidirectional magnetic heating structure, the heating portion 110 is a sheet-shaped heating portion, the sheet-shaped heating portion has two flat and oppositely disposed planes, the channel 111 penetrates through the two planes, so that the first heating portion 112 and the second heating portion 113 formed by the sheet-shaped heating portion are located at two sides of the channel 111, at this time, the first heating portion 112 and the second heating portion 113 each have two flat and oppositely disposed planes, one ends of the two temperature measuring pieces 300 are respectively connected to the ends of the first heating portion 112 and the second heating portion 113, and the other ends are connected to the circuit board 400. When the magnetic conductive member 200 is energized, the alternating magnetic field generating portion 221 generates a magnetic field, the electromagnetic wave is guided to the magnetic core portion 210 through the electromagnetic portion 220, two planes on the first heating portion 112 and the second heating portion 113 form a bi-directional magnetic field, the first heating portion 112 and the second heating portion 113 generate heat to heat the magnetic core portion 210, and finally the aerosol generating substrate is heated, and meanwhile, the temperature measuring member 300 detects a resistance change of the sheet heating portion due to the fact that the first heating portion 112, the guiding portion 120 and the second heating portion 113 form a current loop, thereby obtaining a temperature of the sheet heating portion. The structure is simple, the integration level of the heating system and the temperature measuring system is high, and the occupied space is small.
In a specific embodiment, referring to fig. 1a to 4, the temperature measuring member 300 is a thermocouple wire. Specifically, the thermocouple wire has the characteristics of simple structure, convenient manufacture, high measurement accuracy, quick thermal response time, high temperature resistance and the like, and the thermocouple wire is adopted in the temperature measuring piece 300, so that the temperature sensing magnetic heating structure has the advantages of simple structure, low cost, high measurement accuracy, quick measurement, long service life and the like, and meanwhile, the thermocouple is a passive sensor, does not need an external power supply during measurement, and is very convenient to use.
The embodiment also provides an aerosol generating device, which includes a magnetic heating structure with temperature sensing, and the magnetic heating structure with temperature sensing can be any one of the magnetic heating structures with temperature sensing provided by the utility model.
In the aerosol generating device of the embodiment, the magnetic heating structure with temperature sensing is adopted, so that the magnetic induction heating system and the temperature measuring system are integrated and modularized, and the volume of the aerosol generating device is smaller.
While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. A magnetic heating structure having a temperature sensing function, comprising:
the magnetic conduction piece comprises a magnetic core part, an electromagnetic part and an alternating magnetic field generating part, wherein the magnetic core part is connected with the electromagnetic part, the alternating magnetic field generating part is wound on the electromagnetic part, the magnetic core part is arranged in a hollow mode, the periphery of the magnetic core part is used for being in contact with an aerosol generating substrate, the magnetic conduction piece is electrified, the alternating magnetic field generating part generates a magnetic field, and the electromagnetic is guided to the magnetic core part through the electromagnetic part;
a heating member penetrating the magnetic core portion, the heating member generating heat through the magnetic core portion to heat the magnetic core portion, so that the magnetic core portion heats the aerosol-generating substrate;
one end of the temperature measuring piece is connected with the heating piece, and the other end of the temperature measuring piece is connected with the circuit board;
the temperature measuring piece is used for detecting the temperature of the heating piece.
2. The structure according to claim 1, wherein the structure is provided with two opposite temperature measuring members, one ends of the two temperature measuring members are connected to the circuit board, and the other ends are connected to the periphery of the heat generating member or to the end portion near one end of the circuit board.
3. The magnetic heating structure with temperature sensing function according to claim 2, wherein the temperature measuring member is Wen Minxian, the Wen Minxian comprises an inner wire section and an outer wire section, the inner wire section is fixed on the heating member, one end of the outer wire section is connected with one end of the inner wire section, and the other end is connected with the circuit board.
4. A magnetic heating structure having a temperature sensing function according to claim 3, wherein the heat generating member is provided with a cylindrical heating portion, and two of the Wen Minxian strips are oppositely provided on a peripheral side of the cylindrical heating portion.
5. A magnetic heating structure with temperature sensing function according to claim 3, wherein the heating element is provided with a sheet-like heating part, the sheet-like heating part is provided with two flat and oppositely arranged planes, and two pieces of Wen Minxian are respectively arranged on the two planes.
6. The magnetic heating structure with temperature sensing function according to claim 2, wherein the heating element comprises a heating part and a guiding part, the heating part is connected with the guiding part, the heating part comprises a channel penetrating through the whole heating part in the axial direction, the channel penetrates through two opposite side surfaces of the heating part to form a first heating part and a second heating part, and one ends of the two temperature measuring elements are respectively connected with the first heating part and the second heating part.
7. The magnetic heating structure with temperature sensing function according to claim 6, wherein the heating part is a cylindrical heating part, the channel radially penetrates through the cylindrical heating part, the first heating part and the second heating part are made to be semi-cylindrical, and one ends of the two temperature measuring pieces are respectively connected to the ends of the first heating part and the second heating part.
8. The magnetic heating structure with temperature sensing function according to claim 6, wherein the heating part is a sheet-shaped heating part, the sheet-shaped heating part is provided with two flat and oppositely arranged planes, the channel penetrates through the two planes, the first heating part and the second heating part are positioned on two sides of the channel, and one ends of the two temperature measuring parts are respectively connected with the ends of the first heating part and the second heating part.
9. The structure according to any one of claims 1 to 8, wherein the temperature measuring member is a thermocouple wire.
10. An aerosol-generating device, comprising:
a magnetic heating structure having a temperature sensing, the magnetic heating structure having a temperature sensing being the magnetic heating structure having a temperature sensing of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320770858.0U CN219781622U (en) | 2023-04-10 | 2023-04-10 | Magnetic heating structure with temperature sensing function and aerosol generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320770858.0U CN219781622U (en) | 2023-04-10 | 2023-04-10 | Magnetic heating structure with temperature sensing function and aerosol generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219781622U true CN219781622U (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320770858.0U Active CN219781622U (en) | 2023-04-10 | 2023-04-10 | Magnetic heating structure with temperature sensing function and aerosol generating device |
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| Country | Link |
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| CN (1) | CN219781622U (en) |
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