CN208597720U - A kind of smoking apparatus of external induction heating - Google Patents

A kind of smoking apparatus of external induction heating Download PDF

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Publication number
CN208597720U
CN208597720U CN201821059118.1U CN201821059118U CN208597720U CN 208597720 U CN208597720 U CN 208597720U CN 201821059118 U CN201821059118 U CN 201821059118U CN 208597720 U CN208597720 U CN 208597720U
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China
Prior art keywords
heating
induction
current
induction coil
heating chamber
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CN201821059118.1U
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Chinese (zh)
Inventor
刘华臣
陈义坤
李丹
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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 provides a kind of smoking apparatus of external induction heating, including shell, power supply in shell, electronic control system, heating chamber, the heating chamber is set to shell one end, for being inserted into cigarette to be heated, it is characterized by also including inductive heating elements, the inductive heating element includes induction coil and the heating element set on heating cavity outer wall, the electric energy that the electronic control system is used to provide power supply is supplied to induction coil after being converted into high frequency induction current, high frequency induction current in induction coil generates the changing alternating magnetic field in direction, so that there is vortex current and heats up in the heating element being located in alternating magnetic field, the tobacco segment in heating chamber is heated to realize.The utility model can effectively promote heating efficiency and shorten heating time, and then improve consumption experience sense.

Description

A kind of smoking apparatus of external induction heating
Technical field
The utility model relates to new cigarette technical field, the smoking apparatus of specifically a kind of external induction heating.
Background technique
Tobacco is heated by external heat source, the more of cigarette burning generation can be effectively reduced in lower heating temperature Kind harmful substance, such as by resistance heating form, heating device is directly directly contacted with heated tobacco, generates the shape of aerosol The resistance heating form of formula.Low temperature cigarette further includes the form such as infrared heating.But existing external heat source carries out tobacco It the mode heating efficiency of heating and still comes with some shortcomings on heating time, needs to be further improved.
Utility model content
The utility model proposes a kind of external heat smoking apparatus based on induction heating tobacco is provided, can be added by induction Fever device, is then transmitted on tobacco product by heat generating device or direct forms such as induction heating cigarette, Ke Yiyou Effect promotes heating efficiency and shortens heating time, and then improves consumption experience sense.
A kind of smoking apparatus of external induction heating, power supply, electronic control system including shell, in shell plus Hot chamber, the heating chamber is set to shell one end, for being inserted into cigarette to be heated, it is characterised in that: and it further include inductive heating element, The inductive heating element includes induction coil and the heating element set on heating cavity outer wall, and the electronic control system is used for will The electric energy that power supply provides is supplied to induction coil after being converted into high frequency induction current, and the high frequency induction current in induction coil generates The changing alternating magnetic field in direction, so that the heating element being located in alternating magnetic field vortex current occurs and heats up, thus real Now the tobacco segment in heating chamber is heated.
Further, the heating element includes the heating chassis set on heating chamber bottom wall and heating chamber inner circumferential wall, institute Stating induction coil includes the bottom induction coils on the outside of heating chassis and the peripheral wall sense on the outside of heating chamber inner circumferential wall Answer coil.
Further, the high frequency induction current that electronic control system generates passes through bottom induction coils and peripheral wall induction coil The changing alternating magnetic field in direction is generated, the inside on heating chassis and heating chamber inner circumferential wall in alternating magnetic field occurs Vortex current, the joule heating effect of vortex current make heat chassis and heating chamber inner circumferential wall heating, thus realize to inside to Heat the heating of cigarette.
Further, there are bottom magnetic shield part and peripheral wall magnetic cup in the periphery of bottom induction coils and peripheral wall induction coil respectively Shield, for preventing the lost and electromagnetic leakage of heat.
Further, the heating element includes set on the heating chassis of heating chamber bottom wall, and the induction coil includes setting Bottom induction coils on the outside of heating chassis.
Further, the high frequency induction current that electronic control system generates generates direction by bottom induction coils and constantly changes There is vortex current in the alternating magnetic field of change, the heating chassis in alternating magnetic field, and the joule heating effect of vortex current makes to heat Chassis heating, to realize the heating to internal smoke grenade tobacco.
Further, the heating element includes heating chamber inner circumferential wall, and the induction coil includes being located at heating chamber week Peripheral wall induction coil on the outside of inward wall.
Further, the high frequency induction current that electronic control system generates generates direction by peripheral wall induction coil and constantly changes There is vortex current, the joule of vortex current in the alternating magnetic field of change, the inside of the heating chamber inner circumferential wall in alternating magnetic field Fuel factor makes heating chamber inner circumferential wall heat up, to realize the heating to internal smoke grenade tobacco.
It further, further include the temperature element for measuring temp of heating element, the temperature element and the electronic control System connection, the temperature that the electronic control system is used to be detected according to temperature element realize the accurate control to temp of heating element System.
Further, the electronic control system includes central processing system, high frequency current transitions device, the high-frequency current For converter under central processing system control, the energy conversion that power supply is provided maintains 10KHz-10MHz at high-frequency current Frequency range in.
Using the utility model has the beneficial effects that (1) Metal-magnetic needle is obviously improved the heating efficiency of tobacco, mention The utilization rate of high thermal energy;(2) magnetic induction heat temperature raising is fast, shortens the waiting time, improves consumption experience sense.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment one, and wherein induction coil is located at heating chamber bottom and circumferential direction Position;
Fig. 2 is the structural schematic diagram of the utility model embodiment two, and wherein induction coil is located at heating chamber bottom position;
Fig. 3 is the structural schematic diagram of the utility model embodiment three, and wherein induction coil is located at heating chamber circumferential position;
Fig. 4 is the structural schematic diagram of the utility model embodiment four, and wherein induction coil is located at heating chamber circumferential position;
Fig. 5 is the schematic block circuit diagram of electronic control system in the utility model.
In figure: 1- power supply, 2- electronic control system, 3- bottom magnetic shield part, 4- bottom induction coils, 5- heat chassis, 6- heats cavity wall;7- smoke grenade tobacco;8- tobacco container wall, 9- cigarette holder, 10- air inlet and channel;11- flue gas venthole;12- is solid Determine slot, 13- shell, 14- charge port, 15- tobacco air inlet, 16- heating chamber inner circumferential wall, 17- peripheral wall induction coil, 18- weeks Wall magnetic shield, the hollow filter stick of 19-, 20- temperature descending section, the solid filter stick of 21-, 22- cigarette tobacco.
Specific embodiment
Below in conjunction with the attached drawing in the utility model, the technical solution in the utility model is carried out clearly and completely Description.
Fig. 1 is the structural schematic diagram of the utility model embodiment one, and the smoking apparatus of the external induction heating includes outer Shell 13, the power supply 1 in shell 13, electronic control system 2, inductive heating element and heating chamber, the heating chamber 11 are set to 13 one end of shell is cavity body structure open at one end, for being inserted into tobacco to be heated.The power supply 1 is for magnetic induction heating Energy source, as shown in figure 5, the electronic control system 2 includes central processing system, high frequency current transitions device, the high frequency Current converter is used under central processing system control, and the energy conversion that power supply 1 is provided is maintained at high-frequency current In the frequency range of 10KHz-10MHz.
This example is the circumferential heating of bottom and periphery, the inductive heating element include induction coil and be set to plus The heating element of hot cavity outer wall, after the electric energy that the electronic control system 2 is used to provide power supply is converted into high frequency induction current It is supplied to induction coil, the high frequency induction current in induction coil generates the changing alternating magnetic field in direction, hands over so that being located at There is vortex current and heats up in heating element in varying magnetic field, and heats to realize to the tobacco segment in heating chamber.This reality It applies in example, the heating element includes the heating chassis 5 and heating chamber inner circumferential wall 16 set on heating chamber bottom wall, the line of induction Circle includes the peripheral wall line of induction set on the bottom induction coils 4 in 5 outside of heating chassis and positioned at 16 outside of heating chamber inner circumferential wall Circle 17.
The bottom induction coils 4 and peripheral wall induction coil 17 are used to receive the high frequency sense of the generation of electronic control system 2 Electric current is answered, has bottom magnetic shield part 3 and peripheral wall magnetic shield respectively in the periphery of bottom induction coils 4 and peripheral wall induction coil 17 18, for preventing the lost and electromagnetic leakage of heat.High frequency induction current passes through bottom induction coils 4 and peripheral wall induction coil 17 generate the changing alternating magnetic fields in direction, in the heating chassis 5 and heating chamber inner circumferential wall 16 in alternating magnetic field There is vortex current in portion, and the joule heating effect of vortex current makes to heat chassis 5 and heating chamber inner circumferential wall 16 heats up, to realize Heating to internal smoke grenade tobacco 7.
The peripheral wall induction coil 17 is entwined around heating chamber, and bottom induction coils 4 use bottom flat disc type It is entwined.The sensing element has to be made of ferrimagnets such as iron, ferroalloy, stainless steel, ferrites.Smoke grenade tobacco 7 It is wrapped up by tobacco container wall 8.
The heating chamber of the heating smoke grenade tobacco 7 is enclosed to set and be formed by heating chassis 5 and heating chamber inner circumferential wall 16, and Tobacco is heated, the cavity of the heating chamber can be cylindrical body, Elliptic Cylinder, cone, polygonal cylinder, polygon cone Etc. diversified forms.The interior diameter of the heating chamber is 3-15mm, preferably 4-10mm;The depth of heating chamber is 5-50mm, preferably 7-35mm。
It further include an air inlet and channel 10 in this example, air inlet is located on shell 13, and inlet channel is located at shell Between 13 and peripheral wall magnetic shield 18, when suction, the cigarette holder being made of cigarette holder 9 and flue gas venthole 11, flue gas are aspirated Air-flow is flowed into inductive heating element from air inlet and channel 10, subsequently into tobacco air inlet 15, after smoke grenade tobacco 7, Finally the heating device is flowed out by flue gas venthole 11.Smoke grenade tobacco 7 is wrapped up by tobacco container wall 8, including peripheral wall and bottom Wall, tobacco air inlet 5 are arranged on bottom wall.
Power supply 1, electronic control system 2 and the heating element is all contained in shell 13.Cigarette holder 9 and flue gas venthole 11 cigarette holders constituted constitute an entirety by fixing groove 12 and shell 13, the present embodiment further include one by external power supply to The charge port 14 that the power supply 1 of the heating device charges.
Fig. 2 is the structural schematic diagram of the utility model embodiment two, and the smoking apparatus and Fig. 1 the embodiment described are in principle It is consistent in basic structure, but the embodiment uses individual bottom magnetic induction heating, i.e., the described heating element includes Set on the heating chassis 5 of heating chamber bottom wall, the induction coil includes that the bottom induction coils 4 set on 5 outside of heating chassis are high Frequency induced current generates the changing alternating magnetic field in direction, the heating bottom in alternating magnetic field by bottom induction coils 4 There is vortex current in disk 5, and the joule heating effect of vortex current makes to heat the heating of chassis 5, to realize to internal smoke grenade tobacco 7 Heating.
Fig. 3 be the utility model embodiment three structural schematic diagram, the smoking apparatus mainly with Fig. 1 the embodiment described It is consistent in principle and basic structure, but the embodiment is using individually circumferential magnetic induction heating, i.e., the described heating unit Part includes heating chamber inner circumferential wall 16, and the induction coil includes the peripheral wall induction coil positioned at 16 outside of heating chamber inner circumferential wall 17.High frequency induction current generates the changing alternating magnetic field in direction by peripheral wall induction coil 17, in alternating magnetic field There is vortex current in the inside of heating chamber inner circumferential wall 16, and the joule heating effect of vortex current makes 16 liters of heating chamber inner circumferential wall Temperature, to realize the heating to internal smoke grenade tobacco 7.
Fig. 4 is the structural schematic diagram of the utility model embodiment four, the structure of the smoking apparatus and embodiment shown in Fig. 3 Substantially it is consistent, which eliminates the cigarette holder being made of cigarette holder 9 and flue gas venthole 11, which does not consume smoke grenade directly Tobacco 7, but the cigarette that consumption is made of hollow filter stick 19, temperature descending section 20, solid filter stick 21, cigarette tobacco 22 etc..
In above-described embodiment, all inductive heating elements are not limited to be prepared into shape shown in embodiment, can be prepared into Any structure type such as boxlike, polygon, cylinder, ellipsoid.
In another embodiment, the temperature element of also settable measurement temp of heating element, as shown in figure 5, the survey Warm element is connect with electronic control system 2, and the electronic control system 2 further includes current-sense device, sensing element micro-control system System, current-sense device pass through current feedback by the electric current of measurement temperature element (such as fixation Ohmic resistance of detection temperature) The feedback current to come over can accurately know the temperature (electric current and temperature perceived in current-sense device of temperature element measurement Degree has a corresponding temperature relation), so that it is determined that the temperature of heating element, sensing element micro-controller system is according to the temperature of detection Degree controls high frequency current transitions device by central processing system and precisely exports induced current, realizes the essence to temp of heating element Quasi- control guarantees heating element by uniform induced magnetic field intensity, it is ensured that the accuracy of the temperature of heat-generating system.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to It is any to belong to those skilled in the art within the technical scope disclosed by the utility model in this, the change that can be readily occurred in Change or replace, should be covered within the scope of the utility model.

Claims (10)

1. a kind of smoking apparatus of external induction heating, power supply, electronic control system including shell, in shell, heating Chamber, the heating chamber is set to shell one end, for being inserted into cigarette to be heated, it is characterised in that: and it further include inductive heating element, institute Stating inductive heating element includes induction coil and the heating element set on heating cavity outer wall, and the electronic control system is used for will be electric The electric energy that source provides is supplied to induction coil after being converted into high frequency induction current, the high frequency induction current generation side in induction coil To changing alternating magnetic field, so that there is vortex current and heats up in the heating element being located in alternating magnetic field, to realize Tobacco segment in heating chamber is heated.
2. the smoking apparatus of external induction heating as described in claim 1, it is characterised in that: the heating element includes being set to The heating chassis of heating chamber bottom wall and heating chamber inner circumferential wall, the induction coil include the bottom sense on the outside of heating chassis Answer coil and the peripheral wall induction coil on the outside of heating chamber inner circumferential wall.
3. the smoking apparatus of external induction heating as claimed in claim 2, it is characterised in that: the height that electronic control system generates Frequency induced current generates the changing alternating magnetic field in direction by bottom induction coils and peripheral wall induction coil, is in alternation magnetic There is vortex current in the inside on heating chassis and heating chamber inner circumferential wall in, and the joule heating effect of vortex current makes to heat bottom Disk and the heating of heating chamber inner circumferential wall, to realize the heating to internal cigarette to be heated.
4. the smoking apparatus of external induction heating as claimed in claim 2 or claim 3, it is characterised in that: bottom induction coils and week There are bottom magnetic shield part and peripheral wall magnetic shield in the periphery of wall induction coil respectively, for preventing the lost and electromagnetism of heat from letting out Leakage.
5. the smoking apparatus of external induction heating as described in claim 1, it is characterised in that: the heating element includes being set to The heating chassis of heating chamber bottom wall, the induction coil include the bottom induction coils on the outside of heating chassis.
6. the smoking apparatus of external induction heating as claimed in claim 5, it is characterised in that: the height that electronic control system generates Frequency induced current generates the changing alternating magnetic field in direction by bottom induction coils, the heating chassis in alternating magnetic field There is vortex current, the joule heating effect of vortex current makes to heat chassis heating, to realize the heating to internal smoke grenade tobacco.
7. the smoking apparatus of external induction heating as described in claim 1, it is characterised in that: the heating element includes heating Chamber inner circumferential wall, the induction coil include the peripheral wall induction coil on the outside of heating chamber inner circumferential wall.
8. the smoking apparatus of external induction heating as claimed in claim 7, it is characterised in that: the height that electronic control system generates Frequency induced current generates the changing alternating magnetic field in direction by peripheral wall induction coil, the heating chamber week in alternating magnetic field There is vortex current in the inside of inward wall, and the joule heating effect of vortex current makes heating chamber inner circumferential wall heat up, thus realization pair The heating of internal smoke grenade tobacco.
9. the smoking apparatus of external induction heating as described in claim 1, it is characterised in that: further include measurement heating element temperature The temperature element of degree, the temperature element are connect with the electronic control system, and the electronic control system is used for according to thermometric The temperature realization of element testing is precisely controlled temp of heating element.
10. the smoking apparatus of external induction heating as described in claim 1, it is characterised in that: the electronic control system packet Central processing system, high frequency current transitions device are included, the high frequency current transitions device mentions power supply under central processing system control The energy conversion of confession maintains in the frequency range of 10KHz-10MHz at high-frequency current.
CN201821059118.1U 2018-07-05 2018-07-05 A kind of smoking apparatus of external induction heating Active CN208597720U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821059118.1U CN208597720U (en) 2018-07-05 2018-07-05 A kind of smoking apparatus of external induction heating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821059118.1U CN208597720U (en) 2018-07-05 2018-07-05 A kind of smoking apparatus of external induction heating

Publications (1)

Publication Number Publication Date
CN208597720U true CN208597720U (en) 2019-03-15

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Application Number Title Priority Date Filing Date
CN201821059118.1U Active CN208597720U (en) 2018-07-05 2018-07-05 A kind of smoking apparatus of external induction heating

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108523247A (en) * 2018-07-05 2018-09-14 湖北中烟工业有限责任公司 A kind of smoking apparatus of external sensing heating
WO2021115338A1 (en) * 2019-12-10 2021-06-17 深圳市合元科技有限公司 Receptor for aerosol generating device and aerosol generating device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108523247A (en) * 2018-07-05 2018-09-14 湖北中烟工业有限责任公司 A kind of smoking apparatus of external sensing heating
WO2021115338A1 (en) * 2019-12-10 2021-06-17 深圳市合元科技有限公司 Receptor for aerosol generating device and aerosol generating device

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