CN208624653U - A kind of heated type arranged side by side is segmented the low temperature smoking set of heat radiating structure and its application - Google Patents

A kind of heated type arranged side by side is segmented the low temperature smoking set of heat radiating structure and its application Download PDF

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Publication number
CN208624653U
CN208624653U CN201821162018.1U CN201821162018U CN208624653U CN 208624653 U CN208624653 U CN 208624653U CN 201821162018 U CN201821162018 U CN 201821162018U CN 208624653 U CN208624653 U CN 208624653U
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heating
base material
generating components
heat generating
radiating structure
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郭小义
刘建福
钟科军
黄炜
尹新强
易建华
邓廷建
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China Tobacco Hunan Industrial Co Ltd
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China Tobacco Hunan Industrial Co Ltd
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Abstract

The utility model discloses a kind of heated type segmentation heat radiating structure arranged side by side and its low temperature smoking sets of application, heated type segmentation heat radiating structure arranged side by side includes the heat generating components at least having the heating base material there are two heating zone and overlaying on the heating base material, corresponding heat generating components is distributed on the heating base material of the heating zone, the heat generating components of at least one heating zone extends to the both ends of the heating base material, and independent heat generating components is distributed in the partial region on the heating base material where described part heat generating components side by side.Solve the problems, such as that the smog existing for heating initial stage scalds mouth using the low temperature smoking set of the heat radiating structure, so that the smog nicotine content of smoke medium is able to more smoothly discharge, the fluctuation for significantly reducing-ging up formula of smog nicotine content existing for existing simple two-part heater is avoided, applicability is more extensive.

Description

A kind of heated type arranged side by side is segmented the low temperature smoking set of heat radiating structure and its application
Technical field
The utility model belongs to low temperature cigarette field, and in particular to a kind of pair of smoke medium carries out the heating arranged side by side of heating smoke Formula is segmented the low temperature smoking set of heat radiating structure and its application.
Background technique
Traditional cigarette need to be lighted burning by open fire and generate tobacco smoke, tobacco release pair during high temperature and cracking Human body hazardous mixture matter reaches thousands of kinds, by the volatile matter being present in gas and half volatile matter being present in particle and non-waves Object composition, such as carbon monoxide, phenols, aldehydes, nicotine (nicotine), smoke tar are sent out, and heating the smoking set that do not burn can effectively drop Low harmful substance generates, more healthy.
Incombustible smoking set is heated currently on the market, and the smoking set for mainly having center to heat and surround heating adds for surrounding The smoking set of hot type, the best product of effect, generally uses Segmented heating at present, that is, uses two sections formula heater, each Duan Junwei independent control reheats another section after having heated one section, to guarantee the generation speed and stability of smog.However, this The heater of the existing two sections formula heating of kind, every section is in such a way that heating wire is fully wrapped around, although doing so The comparison of heating is abundant, and smog generates speed and ensured, but simultaneously as heat is excessively concentrated within a segment, often makes The tobacco of part the phenomenon that adding thermogenetic smoke temperature excessively high, will appear boiling hot mouth when serious, moreover, the concentration meeting of heat Cause the nicotine content in smog caused by low temperature cigarette that can significantly reduce as the mouth number of suction increases, greatly Influence mouthfeel.
Utility model content
The technical issues of the utility model solves is: above-mentioned existing for the heater for the heating of existing two-part to lack It falls into, the low temperature smoking set of a kind of heated type arranged side by side segmentation heat radiating structure and its application is provided.
The utility model adopts the following technical solution realizes:
Heated type arranged side by side is segmented heat radiating structure, including at least having the heating base material there are two heating zone and overlaying on the hair Heat generating components in hot substrate,
Corresponding heat generating components is distributed on the heating base material of the heating zone, the heat generating components of at least one heating zone prolongs The both ends of the heating base material are extended to, and the partial region on the heating base material where described part heat generating components is divided side by side It is furnished with independent heat generating components.
Further, one end of the independent heat generating components extends to the end of the heating base material.
Further, on the cross section of the heating base material where the independent heat generating components, the independent heating part The resistance of part is greater than the resistance of the heat generating components arranged side by side with it.
In the heated type arranged side by side segmentation heat radiating structure of the utility model, the heat generating components is to be attached to fixed on fever base The heating resistor on material surface, the heating resistor pass through the electrode being equally fixed on heating base material and connect with heating circuit.
Further, the heating resistor is axial along heating base material in corresponding heating zone or circumferentially splits in Curved Continuous Cloth.
Further, one end of each heating resistor connects the electrode of the corresponding heating resistor, all heating resistors it is another One end is connect with a common electrode.
One kind as the utility model has preferred embodiment, and the heating base material uses the pottery that heating is surrounded to smoke medium Porcelain tube or insertion smoke media interior carry out the ceramic rod or potsherd of center heating, the heating resistor fire in ceramic tube or The surface of ceramic rod or potsherd, and one layer of insulation glaze is sintered on heating resistor surface layer.
Another kind as the utility model has preferred embodiment, and the heating base material, which is used, surrounds heating to smoke medium Metal tube or insertion smoke media interior carry out the metal bar or sheet metal of center heating, and the heating resistor passes through inner insulating layer It is attached to fixed on the surface of metal tube or metal bar or sheet metal, adheres to fixed external insulation layer on the surface of heating resistor.
The invention also discloses a kind of low temperature smoking sets, using above-mentioned heated type segmentation heat radiating structure arranged side by side as low temperature The heater of smoking set.
Further, independent heat generating components described in the heated type segmentation heat radiating structure arranged side by side is close to low temperature smoking set Suction nozzle setting
When multistage heat generating components on the utility model heating base material successively works, previous heat generating components work relies on heating It conducts and heats up and be lower than the region of upper heat generating components heating region temperature, in the work of latter heat generating components, a upper heating part The heating region of part gradually covers the heat issued by the heating zone of latter heat generating components, becomes heating region arranged side by side.Can When the smoke medium for for sucking is put into the heating of this heating base material, the smoke medium in heating region arranged side by side is not by a upper heating part Part is when working on the basis of non-carbonization, and further carbonization smoke is realized in heating side by side.
When any one section of work in multistage heat generating components, the circumferential surface of heating base material it is total some do not added Heat, the corresponding smoke medium carbonization in the partial region rely on the heat transfer slow release of heating part, compare each section of fever The mode of heating base material circumference is all completely covered in component, controls the smoke medium of same volume, and be carbonized release in the unit time More longlasting, the gap of the h substance content between adjacent two mouthfuls will be smaller.
The utility model is arranged manifold heat generating components on heating base material, and multiple heating zones of formation successively generate heat work Make, in the multi-section distribution thermal part being formed on its surface, in any a certain section of heat generating components work, there is always be not entirely covered Substrate surface and the region that is not heated, at work, temperature increases the conduction for relying on heat generating components overlay area heat, The temperature of non-working region is always lower than heating region.Heating work is carried out being put into heating base material for the smoke medium sucked When, the smoke medium temperature of the non-working region in the same section of heating base material is lower, and when user sucks, formation temperature is lower Air by being mixed for the working region air hotter with heating region part, reduce the final gas temperature of smoke medium.
The utility model has the following beneficial effects: compared with the prior art
1, the heated type arranged side by side segmentation heat radiating structure provided in the utility model uses the heating part of above-mentioned technical proposal Part arrangement, in corresponding heating region operational heat, low-temperature airflow can be from other unlapped area cirulatings of its heating zone, energy The temperature for enough effectively reducing produced smog after smoke medium heats greatly solves low temperature smoking set and exists at heating initial stage Smog scald mouth the problem of.
2, the heated type arranged side by side segmentation heat radiating structure provided in the utility model is in the situation for coordinating cold high temperature gas flow ratio Under, at the same achieved the effect that control smoke medium when heated caused by smog nicotine content fluctuating range so that hair The smog nicotine content of cigarette medium is able to more smoothly discharge, and avoids smog existing for existing simple two-part heater The fluctuation for significantly reducing-ging up formula of nicotine content.
3, the heated type arranged side by side segmentation heat radiating structure provided in the utility model, thermal stability is more preferable, and heating and temperature control are more For convenience, it can according to need the substrate that adjustment heat generating components covers, can make on the substrates such as metal material and ceramic material With applicability is more extensive.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the main view of the heated type arranged side by side segmentation heat radiating structure in embodiment, and emphasis shows that the first heating resistor exists Distribution signal on heating base material.
Fig. 2 is the rearview of the heated type arranged side by side segmentation heat radiating structure in embodiment, and emphasis shows that the second heating resistor exists Distribution signal on heating base material.
Fig. 3 is the planar development schematic diagram of the heat generating components in embodiment.
Fig. 4 is the planar development schematic diagram of the inner insulating layer in embodiment.
Fig. 5 is the planar development schematic diagram of the external insulation layer in embodiment.
Fig. 6 is that the heated type arranged side by side in embodiment is segmented internal heat biography of the heat radiating structure when the first heating resistor works Lead schematic diagram.
Fig. 6 a is that the heating base material upper half section heat in Fig. 6 conducts schematic diagram.
Fig. 7 is that the heated type arranged side by side in embodiment is segmented internal heat biography of the heat radiating structure when the second heating resistor works Lead schematic diagram.
Fig. 7 a is that the heating base material upper half section heat in Fig. 7 conducts schematic diagram.
Fig. 7 b is that the section heat of the heating base material lower half in Fig. 7 conducts schematic diagram.
Fig. 8 is that the heated type arranged side by side in embodiment is segmented heat radiating structure inner cryogenic air-flow when the first heating resistor works With the flow schematic diagram of high temperature gas flow.
Fig. 9 is that the heated type arranged side by side in embodiment is segmented heat radiating structure inner cryogenic air-flow when the second heating resistor works With the flow schematic diagram of high temperature gas flow, hollow arrow meaning low-temperature airflow in Fig. 8 and Fig. 9, filled arrows meaning high temperature gas flow.
Figure label: 1- heating base material, the first heating resistor of 2-, the first heating zone 21-, the second heating resistor of 3-, 31- Two heating zones, 41- common electrode, 42- the first heating resistor electrode, 43- the second heating resistor electrode, 51- inner insulating layer, 52- External insulation layer.
Specific embodiment
Embodiment
Referring to Fig. 1 and Fig. 2, the heated type arranged side by side segmentation heat radiating structure in diagram is the preferred embodiment of the utility model, Main body is heating base material 1, and distribution is provided with several heat generating components on heating base material 1, and heat generating components is the hair using electricity fever Hot water radiation wire or resistor disc carry out heated baking to the smoke medium contacted with heating base material 1, by smoke medium by not burning Mode heat generation smog.
Smoke medium includes but is not limited to the smokable material such as low temperature cigarette, tobacco or tobacco tar used in low temperature smoking set Material.Heating base material 1 indicated above can be heat-generating pipe or heat generating core, and heat-generating pipe can use ceramic tube or metal tube, pipe Chamber inner containment smoke medium, the heat generating components being arranged on heat-generating pipe carry out encirclement heating to the smoke medium of inner containment;Hair Smoke medium can be inserted using metal bar, the sheet metal after ceramic rod, potsherd or insulation processing and be embedded into heat generating core by hot core On, the heat generating components being arranged on heat generating core carries out center heating to smoke medium.
Below using the present embodiment illustrate in heat-generating pipe as heating base material 1, heated type arranged side by side segmentation hair is described in detail The concrete scheme of heat structure.
In conjunction with shown in Fig. 1, Fig. 2 and Fig. 3, the heating base material 1 in the present embodiment is thin-walled circular cross-section or similar round section Tubing, be provided with the first heating zone 21 and the second heating zone 31, wherein on the first heating zone 21 distribution be provided with first Heating resistor 2 is used as heat generating components, and distribution is provided with the second heating resistor 3 as heat generating components on the second heating zone 31, wherein The both ends of second heating resistor 3 extend respectively to the both ends of heating base material 1, on the heating base material where the second heating resistor 3 The first heating resistor 2 being independently arranged also is distributed in half portion region side by side.One end of first heating resistor extends to heating base material 1 End, other end is connected to the electrode in 1 middle position of heating base material.
Include the first heating resistor 2 and the second heating resistor 3 in the upper half of the heating base material 1 of the present embodiment, is sending out The hot substrate upper half, which forms two parts, to be that the first heating resistor 2 covers comprehensively with the heating zone of independent control, a portion First heating zone 21 of lid, another part is the second heating zone of part 31 covered by the second heating resistor 3, by two-part Heating zone can heat the corresponding smoke medium in the heating base material upper half side by side.
Meanwhile dividing in the first heating zone 21 of the upper half of heating base material 1 and the second heating zone 31 of another part It is not distributed half-and-half along two axial regions of heating base material upper half tube wall, and two heating zones are in the heating base material upper half Distribution is axially penetrated through on tube wall, i.e. the second heating zone of part 31 on the first heating zone 21 and this section is along place tube wall side Axial direction it is continuously distributed, when can guarantee that two heating zones work respectively in this way, remained in lumen low-temperature airflow and High temperature gas flow circulates simultaneously.
What is be distributed on the heating base material tube wall of the lower half of the heating base material 1 of the present embodiment is then entirely the second heating zone 31 the second heating resistor 3, the second heating resistor 3 form the independence of a single fever control on heating base material lower half Heating zone is completed the whole of the corresponding smoke medium in heating base material lower half by the second heating resistor 3 and is heated.
First heating resistor 2 and the second heating resistor 3 are axial or circumferential in continuous along heating base material in corresponding heating zone Bending distribution, equably covers heating zone as far as possible, then by the end of the first heating resistor 2 and the second heating resistor 3 and equally The electrode connection being attached to fixed on heating base material 1, external heating circuit is connected to by electrode.
In order to save the substrate surface position that setting fever electrode occupies, the present embodiment is by the first heating resistor 2 and second The first heating resistor electrode 42 of setting and the second heating resistor electrode 43 are individually drawn in one end of heating resistor 3, then will One common electrode 41 of connection is drawn in another end of first heating resistor 2 and the second heating resistor 3, passes through three in this way Effective control to two-part heating resistor can be realized in electrode.According to the setting of the present embodiment, in the first heating resistor electricity 41 connected loop of pole 42 and common electrode, 41 connected loop of the second heating resistor electrode 43 and common electrode, the first heating resistor 2 It can respectively independent communication work with the second heating resistor 3.It can also be connected to work simultaneously, when the first heating resistor electrode 42 and second When heating resistor electrode 43 is connected to and only only this is connected to, as 3 tandem working of the first heating resistor 2 and the second heating resistor, This heating system is that is, two parts heating resistor carries out whole heating, such heating system to entire heating base material simultaneously The working method that do not recommend for technical solutions of the utility model.
The heating circuit control mode of heating resistor is common electrical-heating control circuit, and the present embodiment is not herein to fever The concrete scheme of circuit is repeated.
When the heating base material 1 of the present embodiment uses ceramic tube as heat-generating pipe, the first heating resistor 2 and the second heating electric Resistance 3 is attached to the outer surface of ceramic heating tube using conductive metal powder printing.When production, the ingredient for controlling heating resistor is matched Than uniformly mixed metal or alloy powder being made, and resistance slurry is made, later printing resistance slurry by preset shape On the tube wall of ceramic heating tube, and its electrode is made to be exposed at fever tube end, is finally put into it in high temperature furnace jointly Heating is fired together, that is, can be made into heater.It, can also be in printing heating resistor in order to guarantee the insulation performance of heating resistor Ceramic heating pipe outer wall re-sinters one layer of insulation glaze.
When the heating base material 1 of the present embodiment uses metal tube as heat-generating pipe, one is covered in the outer surface of metal tube first Layer inner insulating layer 51 shown in Fig. 4, inner insulating layer 51 all cover the outer pipe wall of heating base material, then again by the first fever Resistance 2 and the second heating resistor 3 are fixedly attached on inner insulating layer 51 according to preset shape, finally again in the first heating resistor 2 and second the outer surface of heating resistor 3 cover external insulation layer 52 shown in one layer of Fig. 5, external insulation layer 52 should avoid resistance electricity The position of pole and common electrode guarantees that all electrodes are effectively exposed and connect with external heater circuit.Inner insulating layer 51 and external insulation Layer 52 uses high-temperature insulation film.
In practical applications, heating resistor can also be fixedly attached to the pipe material inner wall of heating base material.
Second heating resistor 3 of the present embodiment is distributed in the heating base material upper half and lower half respectively, on two parts The second heating resistor 3 in entire heating base material 1, wherein side tube wall integrally axially penetrates through distribution, and the first heating resistor 2 exists The axial length being distributed on 1 other side tube wall of entire heating base material can be seen less than the second heating resistor 3 in conjunction with Fig. 6 and Fig. 7 Out, the first heating resistor therein is located at the regional area of its longitudinal axial direction, the heating base material upper half cylinder or In class periphery product, also only covering part angular regions, i.e. the first heating zone 21, the remainder of heating base material upper half surface area Region, except space shared by necessary resistance electrode, region occupied by all second heating resistors, i.e. the second heating zone of part 31。
Referring to the heating region of Fig. 6 and Fig. 6 a, the first heating zone 21 the arch curved surface formed, circular section surface is compared Whole cloth resistive circuits heat caused by heats circumferentially every bit towards the mode for radially passing to smoke medium, this reality When applying the first heating resistor 2 energization of example, the first heating zone 21 dissipates transmitting heat to remaining region by arch curved surface, remaining Non-heated region rely on conduction heat gradually heat up, control region smoke medium generated by heating smog release Object will generate lasting release slower than heating zone, the in this way difference of the release object amount between in aspiration procedure adjacent two mouthfuls Away from will effectively reduce.
Referring to Fig. 7, Fig. 7 a and Fig. 7 b, the second heating zone 31 is then added again after hours in the first heating zone 21 Heat, in the second heating zone of part 31 of the heating base material upper half, to the part, smoke medium is heated again, such as institute in Fig. 7 a Show, the heating process of process such as the first heating zone 21 of heating, the smoke medium in the heating base material upper half is not by first On the basis of non-carbonization, realization further carbonization smoke is heated by the second heating resistor when working side by side for heating resistor.And it sends out Hot substrate lower half is whole at this time to carry out full encirclement heating, for example existing whole encirclement of the process of heating by the second heating resistor 3 Heating process directly directly generates heat all smoke media in the heating base material upper half carbonization.
Heating smoke medium is put into the lumen of heating base material, the heat transfer speed of usual smoke medium is less than fever The heat conduction velocity of substrate itself, therefore constant temperature is needed for a period of time after heating base material reaches target temperature, smoke medium ability Reach the state for sucking, beginning heat to the time experienced of the state for sucking will be greater than subsequent user and suck phase Adjacent two mouthfuls of time, the heat accordingly generated suck heat also greater than adjacent two mouthfuls, it is seen then that when user sucks, first The mouthfeel temperature highest of mouth.The plan of establishment of the first heating zone 21 and the second heating zone 31 in the present embodiment, it can also be ensured that No matter when that heating zone works, there is always rely on heating zone heat in heating base material perimeter surface area in the region of control Conduction generates the uncovering area of heat, and the temperature in this region is substantially less than the heating zone to work, and the releaser temperature of generation will be low Temperature in heating work region, when user's suction, the low-temperature airflow and heating zone high temperature gas flow in non-heating work region Mixing can all have Cryogenic air mixing and send out thermogenetic high temperature fumes, achieve the effect that fume extraction cooling.The utility model " low-temperature airflow " and " high temperature gas flow " of middle meaning is not defined the temperature of flue gas, but a relative concept, i.e., not The gas flow temperature that heating zone when the gas flow temperature that heating zone when work generates is relative to work generates is lower.
As shown in figure 8, circulating when the heating of the first heating resistor close to corresponding second heating zone 31 of the second heating resistor Low-temperature airflow mixed with the high temperature gas flow to circulate close to corresponding first heating zone 21 of the first heating resistor;As shown in figure 9, working as When second heating resistor heats, the gas flow temperature to circulate close to corresponding first heating zone 21 of the first heating resistor will be reduced to low In the gas flow temperature that corresponding second heating zone 31 of the second heating resistor is circulated, aspiration procedure, while two heating zones The high temperature gas flow and low-temperature airflow of flowing mix, and effectively reduce the releaser temperature of final cigarette holder suction.
The present embodiment can be used for all kinds of use encirclement heating or center is heated in the low temperature smoking set of smokable medium, and be The technical effect for embodying this implementation heat radiating structure to the maximum extent, should by one where the second heating resistor of heating base material Section is arranged close to cigarette holder.
The above is only specific embodiment of the present utility model, the protection scope of the utility model is not limited merely to above-mentioned Embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should be pointed out that pair For those skilled in the art, several improvements and modifications without departing from the principle of the utility model, These improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (10)

1. heated type arranged side by side is segmented heat radiating structure, including at least having the heating base material there are two heating zone and overlaying on the fever Heat generating components on substrate, it is characterised in that:
Corresponding heat generating components is distributed on the heating base material of the heating zone, the heat generating components of at least one heating zone extends to The both ends of the heating base material, and the partial region on the heating base material where described part heat generating components is distributed with side by side Independent heat generating components.
2. heated type arranged side by side according to claim 1 is segmented heat radiating structure, it is characterised in that: the independent heat generating components One end extend to the end of the heating base material.
3. heated type arranged side by side according to claim 2 is segmented heat radiating structure, it is characterised in that: the independent heat generating components On the cross section of the heating base material at place, the resistance of the independent heat generating components is greater than the electricity of the heat generating components arranged side by side with it Resistance.
4. heated type arranged side by side according to claim 1 or 2 or 3 is segmented heat radiating structure, it is characterised in that: the heat generating components For the heating resistor for being attached to fixed on heating base material surface, the heating resistor passes through the electrode being equally fixed on heating base material It is connect with heating circuit.
5. heated type arranged side by side according to claim 4 is segmented heat radiating structure, it is characterised in that: the heating resistor is in correspondence Heating zone in it is axial along heating base material or circumferential split cloth in Curved Continuous.
6. heated type arranged side by side according to claim 5 is segmented heat radiating structure, it is characterised in that: one end of each heating resistor The electrode of the corresponding heating resistor is connected, the other end is connect with a common electrode.
7. heated type arranged side by side according to claim 6 is segmented heat radiating structure, it is characterised in that: the heating base material use pair Smoke medium surrounds the ceramic tube of heating, or the ceramic rod or potsherd of center heating are carried out using insertion smoke media interior, The heating resistor is fired on the surface of ceramic tube or ceramic rod or potsherd, and is sintered one layer of insulation glaze on heating resistor surface layer Material.
8. heated type arranged side by side according to claim 6 is segmented heat radiating structure, it is characterised in that: the heating base material use pair Smoke medium surrounds the metal tube of heating, or the metal bar or sheet metal of center heating are carried out using insertion smoke media interior, The heating resistor is attached to fixed on the surface of metal tube or metal bar or sheet metal by inner insulating layer, in the table of heating resistor Fixed external insulation layer is adhered in face.
9. low temperature smoking set, it is characterised in that: be segmented heat radiating structure using heated type arranged side by side of any of claims 1-8 Heater as low temperature smoking set.
10. low temperature smoking set according to claim 9, it is characterised in that: institute in the heated type segmentation heat radiating structure arranged side by side The independent heat generating components stated is arranged close to the suction nozzle of low temperature smoking set.
CN201821162018.1U 2018-07-21 2018-07-21 A kind of heated type arranged side by side is segmented the low temperature smoking set of heat radiating structure and its application Active CN208624653U (en)

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CN201821162018.1U CN208624653U (en) 2018-07-21 2018-07-21 A kind of heated type arranged side by side is segmented the low temperature smoking set of heat radiating structure and its application

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110742322A (en) * 2018-07-21 2020-02-04 湖南中烟工业有限责任公司 Parallel heating type segmented heating structure and low-temperature smoking set applying same
CN111528529A (en) * 2020-04-30 2020-08-14 四川三联新材料有限公司 Heating element of heating appliance and preparation method thereof
WO2022104727A1 (en) * 2020-11-20 2022-05-27 深圳市华诚达发展有限公司 Atomizing unit and atomizing device
RU2802298C1 (en) * 2020-11-20 2023-08-24 Шэньчжэнь Хуачэнда Пресижен Индастри Ко. Лтд. Spray unit and spray device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110742322A (en) * 2018-07-21 2020-02-04 湖南中烟工业有限责任公司 Parallel heating type segmented heating structure and low-temperature smoking set applying same
CN110742322B (en) * 2018-07-21 2023-11-10 湖南中烟工业有限责任公司 Parallel heating type sectional heating structure and low-temperature smoking set using same
CN111528529A (en) * 2020-04-30 2020-08-14 四川三联新材料有限公司 Heating element of heating appliance and preparation method thereof
WO2022104727A1 (en) * 2020-11-20 2022-05-27 深圳市华诚达发展有限公司 Atomizing unit and atomizing device
RU2802298C1 (en) * 2020-11-20 2023-08-24 Шэньчжэнь Хуачэнда Пресижен Индастри Ко. Лтд. Spray unit and spray device

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