CN111434255A - Parallel layered heating structure and low-temperature smoking set applying same - Google Patents
Parallel layered heating structure and low-temperature smoking set applying same Download PDFInfo
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- CN111434255A CN111434255A CN201910031129.1A CN201910031129A CN111434255A CN 111434255 A CN111434255 A CN 111434255A CN 201910031129 A CN201910031129 A CN 201910031129A CN 111434255 A CN111434255 A CN 111434255A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 219
- 230000000391 smoking effect Effects 0.000 title claims abstract description 28
- 238000005485 electric heating Methods 0.000 claims abstract description 187
- 239000000758 substrate Substances 0.000 claims abstract description 37
- 238000009826 distribution Methods 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims abstract description 3
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 238000013021 overheating Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 description 15
- 230000020169 heat generation Effects 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
Abstract
The invention discloses a parallel layered heating structure and a low-temperature smoking set applied by the same, wherein the parallel layered heating structure comprises a substrate layer and an electric heating wire covered on the substrate layer, the electric heating wire is divided into at least two heating areas on the surface of the substrate layer, and the electric heating wire and an electrode connected with the electric heating wire are respectively positioned on two different surfaces of the substrate layer; each heating area comprises a main electric heating wire for controlling the heating area to realize heating, at least one heating area is internally mixed with auxiliary electric heating wires extended from other heating areas to form a mixed heating area, the auxiliary electric heating wires and the main electric heating wires in the mixed heating area are in insulation distribution, and the auxiliary electric heating wires and the main electric heating wires in the extended initial heating area are in parallel connection. The low-temperature smoking set solves the problem that the heating of the electrode has influence on the heating of the fuming medium, and reduces the overheating phenomenon in the mixed heating area by combining the electric heating wires arranged in parallel, thereby improving the experience of the low-temperature smoking set.
Description
Technical Field
The invention relates to a parallel layered heating structure and a low-temperature smoking set applying the same.
Background
The electric heating power of the low-temperature smoking set is constant, and the heat emitted by the heating wires uniformly arranged on the surface of the heating body is the same in the heating areas with different areas, so that the following problems exist on the surface of the heating body adopting sectional heating:
as shown in the upper and lower heating elements of fig. 1, a small portion of heating wires in another heating area are arranged in the upper and lower heating areas, the heating area of the portion of heating wires is small, once the heating wires are powered on, the currents passed by all the heating wires connected to the circuit are the same, so that the heating wires in the small portion of heating area generate large heat, and a small portion of smoke generating medium in the small portion of heating area is overheated, resulting in the phenomenon that the smoke generating temperature is too high and the mouth is scalded, and due to uneven heating, the phenomenon that the part of smoke generating medium is burnt easily occurs.
In addition, because the way of heating by sections is not like the way of heating integrally, no matter how the two heating areas in fig. 1 are arranged, a part of area is left on the surface of the heating body to set the heating wire connecting electrode in the two heating areas, and because the electrode comprises a common electrode shared by the heating electrodes in the two heating areas, no matter which heating area works, the electrode corresponding to the heating area can conduct electricity to generate heat, especially the common electrode can conduct electricity when the two heating areas work, the smoking medium corresponding to the area where the electrode is located is continuously heated, and the scorched smell caused by overheating of the smoking medium can be generated, so that the bad user experience of the low-temperature smoking set can be caused.
Disclosure of Invention
The technical problem solved by the invention is as follows: aiming at the defect that the sectional heating body of the existing low-temperature smoking set is easy to generate scorching phenomenon due to local overheating, a novel parallel layered heating structure and the low-temperature smoking set using the same are provided.
The invention is realized by adopting the following technical scheme:
the parallel layered heating structure comprises a substrate layer and an electric heating wire covered on the substrate layer, wherein the electric heating wire is divided into at least two heating areas on the surface of the substrate layer, and the electric heating wire and an electrode connected with the electric heating wire are respectively positioned on two different surfaces of the substrate layer;
each heating area comprises a main electric heating wire for controlling the heating area to realize heating, at least one heating area is internally mixed with auxiliary electric heating wires extended from the main electric heating wires of other heating areas to form a mixed heating area, the auxiliary electric heating wires in the mixed heating area are in insulation distribution with the main electric heating wires, and the main electric heating wires are connected in parallel with the auxiliary electric heating wires extended from the main electric heating wires.
Furthermore, all the heating areas are distributed along the length of the heating structure in a segmented manner and are connected end to end in the circumferential direction of the heating structure to form a ring.
Furthermore, the distribution area of the main electric heating wire in the mixed heating area is larger than that of the auxiliary electric heating wire.
In the parallel layered heating structure of the invention, the main electric heating wire comprises a plurality of heating resistance wires which are arranged in parallel.
Furthermore, the electric heating wire covers the surface of one side of the substrate layer close to the heating area, the electrode covers the surface of the other side of the substrate layer far away from the heating area, and the substrate layer is provided with a penetrating hole for enabling the electrode and the electric heating wire to be in electric contact to form a circuit loop.
Furthermore, the substrate layer is also provided with a temperature control penetration hole for detecting the temperature of the electric heating wire.
In the parallel layered heating structure of the invention, the electric heating wire is a resistance paste layer printed on the surface of the base layer, and the electrode is a conductive coating printed on the other surface of the base layer.
Furthermore, the electrodes comprise a plurality of heating electrodes respectively connected with the main electric heating wires in different heating areas, and a common electrode connected in parallel with the main electric heating wires and the auxiliary electric heating wires in all the heating areas.
Furthermore, the electric heating wires are continuously bent and distributed in the corresponding heating areas along the length direction and/or the circumferential direction of the substrate layer.
Further, the substrate layer covered with the electric heating wire and the electrode is wound into a tubular heating element which surrounds and heats the smoking medium, or is wound into a hollow rod-shaped or hollow sheet-shaped heating element which is inserted into the smoking medium for central heating.
Furthermore, the tubular heating body also comprises a metal pipe body, a substrate layer covered with the electric heating wire and the electrode is wound on the metal pipe body, and an insulating base layer is arranged between the electric heating wire and the metal pipe body.
The invention also discloses a low-temperature smoking set which adopts the parallel layered heating structure as a heating body of the low-temperature smoking set.
According to the invention, the main electric heating wire and the auxiliary electric heating wire in the heating area are connected in parallel, and the characteristics of the parallel circuit are utilized, so that the auxiliary electric heating wire in the mixed heating area can be controlled at a relatively small resistance value, the current passing through the auxiliary electric heating wire is reduced, the heating value in the area can be accepted, and the phenomenon of scorching caused by overlarge heating value of the auxiliary electric heating wire with a small area in the mixed heating area is avoided; in addition, the main electric heating wires are also arranged in a multi-section parallel mode, so that the controllability of the distribution of the resistors on the electric heating wires is higher, the resistance values of the corresponding parts can be more accurately controlled, the normal use of the heating body is not influenced, and the problems that the heating body bakes cigarettes and the smoke scalds mouths and the like are avoided.
According to the invention, the electric heating wire and the electrodes on the heating structure are respectively arranged on two different side surfaces of the substrate layer, and the electrodes are arranged far away from the heating area, so that the occupation of the electrodes on the heating area is eliminated, the area of the heating area is increased, the heating area is controlled by the electric heating wire, and the heating effect of the electrodes on the fuming medium is reduced to the minimum, so that the phenomenon of scorching caused by the continuous heating of the fuming medium in the heating area due to the continuous electrification of the electrodes can be effectively avoided; the electric heating wire and the electrode are solidified on the substrate layer by printing the conductive coating and the resistance paste, the production process is more convenient and faster, and the solidification effect is reliable; the district segmentation that generates heat sets up, when corresponding heating region work generates heat, and other regional circulations that the low temperature air current can be followed its zone of heating and do not cover can the produced smog after the heating of effectual reduction fuming medium, very big solution the smog that low temperature smoking set exists in the heating initial stage scald the mouth the problem.
In conclusion, the electric heating wires and the electrodes are designed in a layered mode relative to the base layer, so that the influence of electrode heating on heating of a fuming medium is avoided, the electric heating wires arranged in parallel are combined, the overheating phenomenon in a mixed heating area is reduced, and the experience of a low-temperature smoking set is improved.
The invention is further described with reference to the following figures and detailed description.
Drawings
Fig. 1 is a schematic diagram of an electric heating wire after a low-temperature smoking set heating element in the prior art is unfolded.
Fig. 2 is an exploded schematic view of a parallel layered heat generating structure in the embodiment.
Fig. 3 is a schematic layout diagram of an electric heating wire after the heating layers of the parallel layered heating structure are unfolded in the embodiment.
Fig. 4 is a schematic view of the base layer of the parallel layered heat generating structure after being spread out in the embodiment.
Fig. 5 is a schematic diagram of the parallel layered heat generating structure in the embodiment after the electrode layers are developed.
FIG. 6 is a schematic view showing the substrate layer and the heat generating layer after being laminated in the embodiment.
FIG. 7 is a schematic view of the substrate layer and the electrode layer after lamination in the embodiment.
Fig. 8 is a schematic diagram of a parallel circuit of electric heating wires on the heat generating layer in the embodiment.
Reference numbers in the figures: 1-a metal tube, 2-an insulating base layer, 3-a heat generating layer, 301-a first heat generating region, 302-a second heat generating region, 31-a first main electric heating wire, 32-a second main electric heating wire, 33-a first sub electric heating wire, 34-a second sub electric heating wire, 4-a substrate layer, 41-a first main electric heating wire through hole, 42-a second main electric heating wire through hole, 43-a common through hole, 44-a second sub electric heating wire through hole, 45-a first sub electric heating wire through hole, 46-a first temperature control through hole, 47-a second temperature control through hole, 5-an electrode layer, 51-a first heat generating electrode, 52-a second heat generating electrode, 53-a common electrode.
Detailed Description
Examples
Referring to fig. 2, the parallel layered heating structure in the figure is a tubular heating body in the figure, a heating region of the heating structure is in a hollow cavity of the tubular heating body, a fuming medium is filled into the hollow cavity of the tubular heating body, and the fuming medium is surrounded and heated by an electric heating wire on the tubular heating body. This tubulose heat-generating body includes tubular metal resonator 1 and wraps around insulating basic unit 2 on tubular metal resonator 1 in proper order, layer 3 generates heat, base member layer 4 and electrode layer 5, wherein the heating structure includes base member layer 4 and covers layer 3 that generates heat on base member layer 4 surface, layer 3 generates heat is including covering the electric heating wire on base member layer 4 inboard surface, fixed electrode layer 5 that covers on base member layer 4 outside surface is used for external control circuit and electric heating wire circuit connection, insulating basic unit 2 separates heating layer 3 and tubular metal resonator 1 between insulating, the heat that layer 3 sent generates heat heats the fuming medium in the tubular metal resonator through tubular metal resonator 1's conduction.
The heating of the first heating area 301 and the second heating area 302 in fig. 3 is realized by the electrification control of the electric heating wire, and the electrode layer 5 is arranged on the other side surface of the substrate layer 4, so that the influence of the electrification heating of the electrode on the heating layer is greatly avoided.
The second sub-electric heating wire 34 in the first heating zone 301 is an extension part electrically connected from the second main electric heating wire 32 in the second heating zone 302, the second sub-electric heating wire 34 and the first main electric heating wire 31 are distributed in the first heating zone 301 in an insulating way, the area of the distribution of the first main electric heating wire 31 is far larger than that of the distribution of the second sub-electric heating wire 34, and the second sub-electric heating wire 34 is in parallel relation with the second main electric heating wire 32; similarly, the first sub-electric heating wire 33 in the second heat generation region 302 is an extension part electrically connected from the first main electric heating wire 31 in the first heat generation region 301, the first sub-electric heating wire 33 and the second main electric heating wire 32 are distributed in the second heat generation region 302 in an insulating manner, the area of the second main electric heating wire 32 is much larger than that of the first sub-electric heating wire 33, and the first sub-electric heating wire 33 is in a parallel relationship with the first main electric heating wire 31. The current passing through the corresponding electric heating wires in the first heating area 301 and the second heating area 302 during preheating and heat preservation is reduced through the parallel circuit, so that the heat in the preheating and heat preservation processes is reduced, and excessive heating in the process is effectively avoided.
In the present embodiment, the first heat generation region 301 and the second heat generation region 302 are each a mixed heat generation region including two parts of electric heating wires. In practical application, a greater number of heating areas can be set according to the actual requirement of the heating structure, one of the heating areas can be set into a complete heating area completely controlled by a single electric heating wire, and the other heating area is set into a mixed heating area comprising two parts of electric heating wires.
No matter the electric heating wire on the first heating area 301 or the second heating area 302 is continuous bending distribution along the length direction and the circumferential direction of the surface of the substrate layer 4, the heating uniformity of the corresponding heating area is improved through the continuous bending snake-shaped distribution, after the heating structure is wrapped on the metal pipe body, the heating layer 3 formed by the electric heating wire is connected into a ring around the circumferential end of the metal pipe body 1, and the uniform heating of the whole surrounding of the pipe cavity heating area is realized. In practical applications, the arrangement scheme of the electric heating wires on the surface of the heating element can be adaptively adjusted, which is not described herein.
The electric heating wire in figure 3 is covered on the inner surface of the substrate layer 4 close to the pipe cavity side of the metal pipe body 1, the electrode layer 5 in figure 5 is covered on the outer surface of the substrate layer 4 far from the pipe cavity side of the metal pipe body 1, the electrode layer 5 is provided with a first heating electrode 51, a second heating electrode 52 and a common electrode 53, respectively, in the present embodiment, one end of the first main electric heating wire 31 and one end of the second main electric heating wire 32 are separately led out and connected with the first heating electrode 51 and the second heating electrode 52, then both the other end portion of the first main electric heating wire 31 and the other end portion of the second main electric heating wire 32 are led out to be connected to the common electrode 53, and end portions of the first sub-electric heating wire 33 and the second sub-electric heating wire 34 extending in parallel of the first main electric heating wire 31 and the second main electric heating wire 32 are drawn out to be connected to the common electrode 53, therefore, two groups of electric heating wires distributed in the two heating areas can be effectively controlled through the three electrodes. The pairing arrangement of the related electrode and the electric heating wire can refer to the sectional heating body on the existing low-temperature smoking set.
As shown in FIG. 4, an electric heating wire penetration hole for electrically contacting the electrode and the electric heating wire to form a circuit loop and a temperature control penetration hole for contacting an external temperature measuring element to the electric heating wire are provided on the base layer 4. Specifically, as shown in FIG. 4, a first main electric heating wire through hole 41, a second main electric heating wire through hole 42, a common through hole 43, a second sub-electric heating wire through hole 44, a first sub-electric heating wire through hole 45, a first temperature control through hole 46 and a second temperature control through hole 47 are provided on the base layer 4, wherein the first main electric heating wire through hole 41 is for penetrating contact between the first heating electrode 51 and the end of the first main electric heating wire 31, the second main electric heating wire through hole 42 is for penetrating contact between the second heating electrode 52 and the end of the second main electric heating wire 32, the common through hole 43 is for penetrating contact between the common electrode 53 and the other end of the first main electric heating wire 31 and the other end of the second main electric heating wire 32, the second sub-electric heating wire through hole 44 is for penetrating contact between the common electrode 53 and the end of the second sub-electric heating wire 34, the first sub-electric heating wire penetrating hole 45 is used for penetrating contact between the common electrode 53 and the end of the first sub-electric heating wire 33. Since the common electrode 53 is required to cover the positions of the three through holes and each electrode is arranged at the same end of the heating structure and is connected with an external circuit by fixedly arranging a bonding pad on the base layer, the electrode layer 5 is formed by printing a conductive coating on the surface of the base layer at the positions of the through holes which are required to be covered. In addition, in order to monitor the heating temperature, a first temperature control penetrating hole 46 and a second temperature control penetrating hole 47 are arranged on the base layer 4 and respectively correspond to the first main electric heating wire 31 and the second main electric heating wire 32, and a temperature control component such as a thermistor outside the heating structure can penetrate through the base layer 4 to be in physical contact with the main electric heating wires corresponding to the heating areas so as to measure the temperature of the first heating area and the second heating area.
Referring again to fig. 3, 6, 7 and 8, the first main electric heating wire 31 and the second main electric heating wire 32 of the present embodiment each include three sets of heating resistance wires connected in parallel.
Wherein Ra1 and Ra2 in the first main electric heating wire 31 are connected in parallel, Ra3-1 and Ra3-2a are connected in parallel with Ra1 and Ra2 after being connected in series, Ra3-2b is connected in parallel with Ra3-2a as a first auxiliary electric heating wire 33, a first main electric heating wire through hole 41 is correspondingly arranged on the base layer 4 at one end position corresponding to the parallel connection of Ra1, Ra2 and Ra3-1, a first electric heating electrode 51 on the other side of the base layer 4 is electrically contacted with the first main electric heating wire 31 through the first main electric heating wire through hole 41, a first auxiliary electric heating wire through hole 45 is correspondingly arranged on the base layer 4 extending to the far end of the second heating area corresponding to Ra3-2b, and a common electrode 53 on the other side of the base layer 4 is electrically contacted with Ra3-2b through the first auxiliary electric heating wire through hole 45; the common penetrating hole 43 is correspondingly arranged on the base layer 4 at one end position corresponding to the parallel connection of Ra1, Ra2 and Ra3-2a, and the common electrode 53 on the other side surface of the base layer 4 is electrically contacted with the first main electric heating wire 31 through the common penetrating hole 43.
Rb1 and Rb2 in the second main electric heating wire 32 are connected in parallel, Rb3-1 and Rb3-2b are connected in parallel with Rb1 and Rb2 after being connected in series, Rb3-2b is connected in parallel with Rb3-2a as a second auxiliary electric heating wire 34, a second main electric heating wire penetrating hole 42 is correspondingly arranged on the base layer 4 at one end position corresponding to the parallel connection of Rb1, Rb2 and Rb3-1, a second heating electrode 52 on the other side of the base layer 4 is electrically contacted with the second main electric heating wire 32 through the second main electric heating wire penetrating hole 42, a second auxiliary electric heating wire penetrating hole 44 is correspondingly arranged on the base layer 4 extending to the far end part of the first heating area corresponding to Rb3-2b, and a common electrode 53 on the other side of the base layer 4 is electrically contacted with Rb3-2b through the second auxiliary electric heating wire penetrating hole 44; the common electrode 53 on the other side of the base layer 4 extends to the common through hole 43 of the base layer 4 at one end position corresponding to the parallel connection of Rb1, Rb2 and Rb3-2a, and the first main electric heating wire 31 and the second main electric heating wire 32 are electrically contacted together through the common through hole 43.
In the heating circuit, the Rb3-2b of the first heating area 301 and the Ra3-2b of the second heating area 302 of the heating element are independently used as a channel in a mode of being connected with the main electric heating wire in the corresponding extension initial heating area in parallel, so that the aim of flexibly controlling the resistance of the heating element can be fulfilled, the heating value of the part in the mixed heating area can be more flexibly controlled, and the scorching problem in the technical background is avoided or reduced.
In this embodiment, the electric heating wire is formed by printing resistance paste on the inner surface of the substrate layer 4 to form the heating layer 3, the electrode is formed by printing a conductive coating on the outer surface of the substrate layer 4 to form the electrode layer 5, the substrate layer 4 is an insulated alumina substrate, and the resistance paste is extruded and filled into the penetration hole in the substrate layer 4 to contact with the electrode layer 5. The layered heating structure in this embodiment adopts the metal tube body 1 as a carrier, the insulating base layer 2 is coated on the metal tube body 1, and then the layered heating structure composed of the heating layer 3, the base layer 4 and the electrode layer 5 is sequentially wound on the insulating base layer 2, so as to form the tubular heating body in this embodiment. In practical application, the tubular heating element formed by integral sintering can also be adopted, the layered heating structure is directly rolled into the tubular heating element, and then the protective glaze layer is sintered on the inner side surface of the heating layer printed on the substrate layer. The heating element can also be wound into a hollow rod-shaped or hollow sheet-shaped heating element which is inserted into the smoking medium for central heating, the specific layered structure and the arrangement scheme of the electric heating wire and the electrode are the same as the embodiment, and the difference is that the electric heating wire is arranged on the outer side surface of the heating base layer to heat the smoking medium into which the rod-shaped heating element or the sheet-shaped heating element is inserted.
Therefore, the heating structure in the embodiment can be used in various low-temperature smoking sets adopting surrounding heating or central heating smoking media.
The above is only a specific embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (12)
1. Parallelly connected layering heating structure, include the base member layer and cover electric heater on the base member layer, its characterized in that: the electric heating wire is divided into at least two heating areas on the surface of the substrate layer, and the electric heating wire and the electrodes connected with the electric heating wire are respectively positioned on two different surfaces of the substrate layer;
each heating area comprises a main electric heating wire for controlling the heating area to realize heating, at least one heating area is internally mixed with auxiliary electric heating wires extended from the main electric heating wires of other heating areas to form a mixed heating area, the auxiliary electric heating wires in the mixed heating area are in insulation distribution with the main electric heating wires, and the main electric heating wires are connected in parallel with the auxiliary electric heating wires extended from the main electric heating wires.
2. The parallel layered heat-generating structure of claim 1, wherein all the heat-generating regions are distributed along the length of the heat-generating structure in segments and are connected end to end in a ring in the circumferential direction of the heat-generating structure.
3. The parallel layered heat generating structure of claim 1, wherein the primary electric heater distribution area within the mixed heat generating region is larger than the secondary electric heater distribution area.
4. The parallel layered heating structure according to any one of claims 1-3, wherein the main electric heating wire comprises a plurality of heating resistance wires arranged in parallel.
5. The parallel layered heating structure of claim 1, wherein the electric heating wire is covered on one side surface of the substrate layer close to the heating region, the electrode is covered on the other side surface of the substrate layer far from the heating region, and the substrate layer is provided with a through hole for electrically contacting the electrode and the electric heating wire to form a circuit loop.
6. The parallel layered heating structure of claim 5, wherein the substrate layer further comprises a temperature control through hole for detecting the temperature of the electric heating wire.
7. The parallel layered heating structure of claim 5 or 6, wherein the electric heating wire is a layer of resistive paste printed on a surface of the base layer, and the electrode is a conductive coating printed on another surface of the base layer.
8. The parallel layered heating structure according to claim 1, wherein the electrode comprises a plurality of heating electrodes respectively connected with the main electric heating wires in different heating zones, and a common electrode connected in parallel with the main electric heating wires and the auxiliary electric heating wires in all the heating zones.
9. The parallel layered heating structure of claim 1, wherein the electric heating wires are distributed along the length direction and/or the circumferential direction of the substrate layer in the corresponding heating zones in a continuous bending manner.
10. The parallel layered heating structure according to claim 1, wherein the base layer covered with the electric heating wire and the electrode is wound as a tubular heating element heated by surrounding the smoking medium or as a hollow rod-like or hollow sheet-like heating element inserted into the inside of the smoking medium for central heating.
11. The parallel layered heat generating structure according to claim 10, wherein the tubular heat generating body further comprises a metal tube body, the base layer covered with the electric heating wire and the electrode is wound around the metal tube body, and an insulating base layer is provided between the electric heating wire and the metal tube body.
12. The low temperature smoking set is characterized in that: the use of the parallel layered heating structure of any one of claims 1 to 11 as a heating element for a low temperature smoking set.
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| CN201910031129.1A CN111434255A (en) | 2019-01-14 | 2019-01-14 | Parallel layered heating structure and low-temperature smoking set applying same |
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| CN201910031129.1A CN111434255A (en) | 2019-01-14 | 2019-01-14 | Parallel layered heating structure and low-temperature smoking set applying same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112493557A (en) * | 2020-11-11 | 2021-03-16 | 深圳麦克韦尔科技有限公司 | Heating element and heating atomization device |
| CN114126107A (en) * | 2021-11-29 | 2022-03-01 | 南京航空航天大学 | Laminating structure capable of being heated in partition mode and forming mold |
| WO2023173736A1 (en) * | 2022-03-15 | 2023-09-21 | 深圳市基克纳科技有限公司 | Heating structure of aerosol generating device and aerosol generating device |
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