WO2018195902A1 - 一种烟草蒸发器和加热控制方法 - Google Patents

一种烟草蒸发器和加热控制方法 Download PDF

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Publication number
WO2018195902A1
WO2018195902A1 PCT/CN2017/082385 CN2017082385W WO2018195902A1 WO 2018195902 A1 WO2018195902 A1 WO 2018195902A1 CN 2017082385 W CN2017082385 W CN 2017082385W WO 2018195902 A1 WO2018195902 A1 WO 2018195902A1
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WO
WIPO (PCT)
Prior art keywords
cavity
temperature
cylinder
controller
disposed
Prior art date
Application number
PCT/CN2017/082385
Other languages
English (en)
French (fr)
Inventor
丁建军
Original Assignee
深圳唯嘉康健科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳唯嘉康健科技有限公司 filed Critical 深圳唯嘉康健科技有限公司
Priority to PCT/CN2017/082385 priority Critical patent/WO2018195902A1/zh
Priority to US16/093,965 priority patent/US11229238B2/en
Publication of WO2018195902A1 publication Critical patent/WO2018195902A1/zh

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Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46Shape or structure of electric heating means
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/17Filters specially adapted for simulated smoking devices
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50Control or monitoring
    • A24F40/51Arrangement of sensors
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50Control or monitoring
    • A24F40/57Temperature control
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F7/00Mouthpieces for pipes; Mouthpieces for cigar or cigarette holders
    • A24F7/02Mouthpieces for pipes; Mouthpieces for cigar or cigarette holders with detachable connecting members
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/20Devices using solid inhalable precursors
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/48Fluid transfer means, e.g. pumps
    • A24F40/485Valves; Apertures

Definitions

  • the present invention relates to the field of electronic smoking devices, and in particular to a tobacco evaporator and a heating control method.
  • the first way is that the tobacco pot is made of a heat-conducting material, and a metal heating sheet is wrapped around the outer wall of the tobacco pot.
  • the heat is transferred to the tobacco in the tobacco pot to achieve the purpose of evaporating the active ingredient of the tobacco;
  • the second method is that the ceramic pot is made of ceramic material, and a conductive film is printed on the inner or inner wall of the ceramic pot, and the heat generated after the electricity is passed through The ceramic is conducted to the shredded tobacco;
  • the third method belongs to the air heating technique, which uses hot air to heat the shredded tobacco, and the airflow uniformly passes through the shredded tobacco in the entire tobacco pot.
  • the second method is superior to the outer electric heating film method (ie, the first method) in that the outer electric heating film is generally made of aluminum or stainless steel to ensure the heat conduction efficiency, but the same ⁇ Because of the electrical conductivity of the metal, it is generally necessary to wrap an insulating and high-temperature-resistant insulating material on the metal pan before wrapping the electric heating film, so that although the insulation is realized, the heat transfer efficiency is also weakened; There is also a problem that the consistency of the heating rate of the product is affected due to the difference in the degree of tightness of the electric heating film.
  • the above first method and the second method are both direct heat conduction methods, and the baking tobacco has a problem of uneven heating, and the taste of the baked smoke is irritating, and the third method is baked.
  • the smoke has a soft taste and is evenly baked, which is enough to overcome the above drawbacks.
  • the products of air heating technology have the disadvantages that the preheating period is too long and the energy loss is too large.
  • the existing tobacco evaporator cannot solve the technical problem of short preheating and short energy consumption, and a soft baking effect and uniform baking of smoke.
  • Embodiments of the present application provide a tobacco evaporator including a first cavity for containing a substance to be evaporated. And a second cavity for arranging the heating element, the first cavity and the second cavity are connected to form a first air flow passage;
  • the filter layer structure including a first filter layer and disposed on the first filter layer And a second filter layer between the second cavity; the first filter layer is distributed with a plurality of first filter holes, and the second filter layer has a plurality of second filter holes;
  • the heating element extends in a spiral shape along the second cavity and abuts against the second cavity wall for transferring heat to the heat through the first airflow passage. Determining the evaporated substance, uniformly heating the substance to be evaporated;
  • the second cavity is provided with a heat insulating sleeve for heating the heating element to heat the second cavity.
  • the tobacco evaporator further includes a housing having a receiving space and a nozzle connected to the housing, the nozzle having a smoke outlet, and the receiving space is detachably disposed along the housing a cylindrical body extending axially of the housing;
  • the cylinder body includes a first cylinder body and a second cylinder body formed along a diameter of the first cylinder body, the first cavity body is formed in the first cylinder body, and the second cavity body is formed in the second body Inside the barrel;
  • one end of the heat insulating sleeve abuts on an end wall of the first cylinder away from the nozzle, and the other end of the heat insulating sleeve is connected with a support assembly, and the support assembly is used for The cylinder is fixedly disposed inside the casing.
  • the bottom of the second cylinder is provided with a through hole, and the through hole is sleeved with a holding member, and the end of the holding member close to the nozzle abuts against the second a bottom wall of the cylinder, the holding member is hollow and is provided with a second air inlet hole;
  • the first cylinder is further provided with a first connecting hole away from an end wall of the nozzle.
  • the housing is further provided with a hollow bracket, and the cylinder body, the heat insulation sleeve and the support assembly are all accommodated inside the bracket;
  • the end of the bracket near the nozzle is provided with a bent portion, the bent portion includes a limiting portion, and the limiting portion is elastically resistable to the cylinder near the nozzle
  • An end wall, and the outer wall of the cylinder and the inner wall of the hollow bracket are disposed with a separation distance;
  • the outer wall of one end of the bracket near the suction nozzle is further provided with a convex portion, wherein the convex portion is configured to set a distance between the outer wall of the bracket and the inner wall of the housing;
  • the end of the bracket away from the nozzle is provided with a sealing cover, and the bracket portion is sleeved on the outer circumference of the sealing cover and detachably connected to the sealing cover.
  • the support assembly includes a hollow pipe disposed away from the nozzle and a support sleeve disposed adjacent to the nozzle, the heat insulation sleeve portion is sleeved on an outer circumference of the support sleeve, and the support sleeve Two upper connecting holes are provided on the upper side;
  • the sealing cover is provided with a first air inlet hole, and one end of the hollow pipe away from the suction nozzle abuts the sealing cover, the first air inlet hole, the hollow pipe and the second inlet
  • the air holes are sequentially connected and communicated with the first air flow passage for guiding the smoke to the smoke outlet;
  • an end of the casing away from the suction nozzle is provided with an intake air passage I, and the intake air passage I communicates with the first intake hole through a hollow intake pipe, the intake air Airflow sensing holes are provided in the side wall of the bow I flow channel.
  • a first space for heat insulation is disposed between the first cylinder and the bracket, and the first space is filled with a heat insulating material;
  • a second space for heat insulation is disposed between the heat insulating sleeve and the second cylinder;
  • a third spacing space is further disposed between the housing and the bracket.
  • the tobacco evaporator further comprises:
  • a temperature sensor disposed on the outer wall of the first cylinder for measuring the temperature of the first cavity and transmitting a temperature signal
  • an air flow sensor is disposed in the outer wall groove of the air intake passage, and communicates with the air intake guide channel through the air flow sensing hole for sensing and transmitting the air flow signal;
  • a controller disposed on the circuit board and respectively connected to the heating element, the temperature sensor, and the air flow sensor, configured to receive the airflow signal and the temperature signal, and control the according to the set temperature Heating the component to heat the substance to be evaporated according to the set temperature;
  • a battery disposed in the third spacing space for supplying power to the airflow sensor, the temperature sensor, the controller, and the heating element;
  • a gate disposed on an outer wall of the casing, and connected to the controller and the battery, respectively, for controlling the controller and Battery connection.
  • one end of the heat generating component passes through the holding member through one of the second connecting holes and extends toward the sealing cover and passes through the sealing cover around a side of the battery and the a controller connection, the other end passing through the first connection hole and the other of the second connection holes, and then passing through the sealing cover, connected to the controller on the other side of the battery, the heating element
  • the two ends are respectively soldered on opposite sides of the PCB board.
  • the inner wall of the first cylinder is away from the inner wall of the nozzle to form a first limiting step and a second limiting step, wherein the first limiting step and the second limiting step are respectively For holding and fixing the first filter layer and the second filter layer, a flow gap for supplying hot air is disposed between the first filter layer and the second filter layer, the first filter layer and the The flow gap distance between the second filter layers is 0.5-8 m.
  • each of the first filter holes has a diameter of 0.2-3.0 mm, and the first filter holes uniformly cover the first filter layer, and a center distance of each adjacent two first filter holes is 0.6-3.0mm;
  • Each of the second filter holes has a diameter of 0.8-6 mm, and a distance from a center of each of the second filter holes to a center of the second filter layer is 2-12 mm.
  • a mesh smoke filtering layer is further disposed between the first cavity and the nozzle, and the smoke filtering layer is configured to filter the smoke flowing from the first cavity to the nozzle And preventing the substance to be evaporated from coming off the first cavity.
  • the cylinder is made of a metal material or a ceramic material, and the heat insulation sleeve and the support component are
  • the bracket and the sealing cover are both made of a heat insulating material.
  • the present invention also provides a heating control method for a tobacco evaporator, comprising the following steps:
  • the step S2 includes the following steps:
  • the airflow sensor detects the airflow signal or transmits to the controller, or the user manually controls the controller to operate, the controller controls the heating unit to heat to a first predetermined temperature;
  • step S22 the airflow sensor continues to detect the airflow signal, proceeding to step S23; the airflow sensor is not re-detected Detecting the airflow signal, proceeding to step S24;
  • the controller controls the heating unit to be heated to a second predetermined temperature
  • the temperature sensor measures the temperature of the first cavity and transmits a temperature signal to the controller, when the detected temperature is lower than a second predetermined temperature ⁇ , the controller controls the heating element to continue heating, and when the temperature is higher than the second temperature ⁇ , the controller controls the heating element to stop heating;
  • the temperature sensor measures a temperature of the first cavity and transmits a temperature signal to the controller, and when the detected temperature is lower than the first predetermined temperature, the controller controls the heat generation. The component continues to heat, and when the temperature is higher than the first predetermined temperature, the controller controls the heating element to stop heating the invention.
  • One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages: dispersing heat generated by the heat generating component by providing a mesh filter layer structure to be placed on the mesh filter layer structure The material to be evaporated is uniformly heated, so that the baking of the paste is not caused; and the heat dissipation structure is provided outside the second cavity to heat the heat generating element to slow down the heat dissipation of the second cavity. Thereby shortening the preheating time of the heating wire and saving the battery power.
  • the technical problem that the prior art tobacco vaporizer can not ensure the short preheating time and low energy consumption, and the softness of the baking outlet and the uniform baking is effectively solved.
  • FIG. 1 is a schematic structural view of a tobacco evaporator provided by a first embodiment of the present application
  • FIG. 2 is a cross-sectional view of the tobacco evaporator in the A-A direction according to the first embodiment of the present application;
  • FIG. 3 is a cross-sectional view of the tobacco evaporator in the B-B direction according to the first embodiment of the present application;
  • FIG. 4 is a schematic view of a gas flow of a tobacco evaporator according to a first embodiment of the present application; 5 is a schematic structural view of the first filter in FIG. 1;
  • FIG. 6 is a schematic structural view of a second filter in FIG. 1;
  • FIG. 7 is a schematic circuit diagram of a tobacco evaporator provided by a first embodiment of the present application.
  • FIG. 8 is a flow chart of a method for evaporating tobacco according to a second embodiment of the present application.
  • FIG. 9 is a flow chart of a method for evaporating tobacco according to a third embodiment of the present application.
  • the embodiment of the present application solves the problem that the tobacco evaporator in the prior art cannot ensure that the preheating of the tobacco is short and the energy consumption is small, and the baking outlet is soft and the baking is uniform.
  • the technical problem realizes the technical effect that the tobacco evaporator is preheated for a short period of time, the battery energy consumption is small, and the smoke with a soft exit and uniform baking can be baked.
  • an embodiment of the present application provides a tobacco evaporator, including a first cavity 11 for accommodating a substance to be evaporated and a second cavity 12 for arranging a heating element 13 .
  • a cavity 11 and a second cavity 12 communicate with each other to form a first air flow passage; the substance to be evaporated may specifically be a cigarette, a tobacco, a herb or a volatile drug.
  • At least one of the spaced apart mesh filter layer structures 14 is disposed at one end of the first cavity 11 adjacent to the second cavity 12, the filter layer structure 14 including the first a filter layer 141 and a second filter layer 142 disposed between the first filter layer 141 and the second cavity 12, wherein the first filter layer 141 is distributed with a plurality of first filter holes 1411,
  • the second filter layer 142 has a plurality of second filter holes 1421; when the cold air enters the second cavity 12, it is heated by the heating element 13, diffuses in the gap, and is fully flowed with the mesh filter layer structure 14 Contact, heat is transferred to the mesh filter layer structure 14, and the mesh filter layer structure 14 is uniformly heated, so that the substance to be evaporated thereon is uniformly heated, and the smoke is softly smoked.
  • the heating element 13 extends in a spiral shape along the second cavity 12 and abuts against the cavity wall of the second cavity 12, and is configured to pass the first
  • the air flow passage transfers heat to the substance to be evaporated, and uniformly heats the substance to be evaporated
  • the outer surface of the second cavity is provided with a heat insulating sleeve 15 for heating the heating element 13 for the second
  • the cavity 12 is insulated to slow the heat in the second cavity 12 to be radiated to the surroundings, thereby shortening the preheating time of the heating wire and conserving the battery power.
  • the tobacco evaporator further includes a housing 1 having a receiving space and a nozzle 2 connected to the housing 1, the housing 1 being a substantially elliptical cylindrical structure.
  • the suction nozzle 2 has a smoke outlet, and a cylindrical body 16 extending along the axial direction of the casing 1 is disposed in the accommodation space.
  • the tubular body 16 is made of a metal material or a ceramic material, and has an integrally formed structure.
  • the cylindrical body 16 includes a first cylindrical body 161 and a second cylindrical body 162 formed along a diameter of the first cylindrical body.
  • the first cavity 11 is formed in the first cylinder 161
  • the second cavity 12 is formed in the second cylinder 162
  • the heat-insulating sleeve 15 is abutted at the first cylinder 161 away from the suction
  • the end wall of the nozzle 2 and the other end of the heat insulating sleeve 15 are connected and provided with a support assembly 17 for fixing the cylinder 16 inside the casing 1 and for reducing Heat loss, because it is necessary to withstand high temperatures
  • the support assembly 17 is preferably a ceramic having a relatively loose internal structure.
  • the bottom of the second cylinder 162 is provided with a through hole 1621, and the through hole 1621 is sleeved with a holding member 162 2 , and the holding member 1622 has a hollow trumpet shape, including a straight portion and a connecting portion extending outwardly along the straight portion, the outer periphery of the connecting portion of the holding member 1622 is abutted against the bottom wall of the second cylindrical body 162, and the holding member 1622 is hollow to form a second air inlet hole 1623;
  • the first cylindrical body 161 is further provided with a first connecting hole 1613 away from the end wall of the suction nozzle 2.
  • the retaining member 1622 is provided with a wire connecting one end of the heating wire, and the hole wall between the wire and the second air inlet hole 1623 has an air flow gap as an air inlet hole; of course, the air inlet hole can be arranged in various ways, and other implementations In a manner, one or more intake through holes may be provided on the outer peripheral bottom of the holding member, and if the arrangement of the plurality of through holes is evenly surrounded, the uniform inflow of the airflow and the sufficient air flow are ensured; An air inlet hole is defined in the peripheral wall of the second air inlet hole 1623 surrounding the holding member on the holding member.
  • the air inlet hole is not limited to the portion described above, and it can be ensured that the airflow can be smoothly performed at any position.
  • the first cylinder 161 is away from the inner wall of one end of the nozzle 2 to reduce the inner diameter to a first limit.
  • the step 1611 and the second limiting step 1612, the first limiting step 1611 and the second limiting step 1612 are respectively used for holding
  • the first filter layer 141 and the second filter layer 142 are fixed, and a flow gap for circulating hot air is disposed between the first filter layer 141 and the second filter layer 142, and the first filter layer 141 and the The flow gap distance between the second filter layers 142 is 0.5-8 mm.
  • each of the first filter holes 1411 has a diameter of 0.2-3.0 mm, and a plurality of the first filter holes 1411 uniformly cover the first filter layer 141, and each adjacent two A filter hole 1411 has a center distance of 0.6 - 3.0 mm; as shown in FIG. 6, each second filter hole 1421 has a diameter of 0.8 - 6 mm, and each of the second filter holes 142 1 is centered to the center of the second filter layer 142. The distance is 2-12 mm; the number of the first filter holes 1411 is larger than the number of the second filter holes 1421.
  • the number of the filter holes 1421 on the second filter layer 142 away from the nozzle 2 is larger, the diameter is larger, and the filter hole 1421 is not disposed at the center of the second filter layer 142, and only one side is disposed near the second filter layer 142.
  • the second filter hole 1421 is circled, so that the direction of the air flow can be changed to buffer, and the air flow is ensured; the filter hole 1411 on the first filter layer 141 near one end of the nozzle 2 has a smaller diameter and a larger number. More, the same amount of air flow is ensured, the evaporation effect is moderated, the evaporating smoke tastes better, and the user experience is improved.
  • the housing 1 is further provided with a hollow bracket 18, and the cylinder 16, the heat insulating sleeve 15 and the support assembly 17 are all received inside the bracket 18;
  • a bent portion 181 is disposed at one end of the suction nozzle 2, and the bent portion 181 includes a limiting portion 1811, and the limiting portion 1811 elastically resists the cylindrical body 16 adjacent to the suction nozzle 2
  • the end wall of the tubular body 16 and the inner wall of the hollow bracket 18 are disposed at a distance.
  • the bracket 18 is an elastic heat insulating structure such as a silicone rubber or a heat insulating plastic. When the inside of the casing 1 is twisted, the angle of inclination of the bent portion 181 is large.
  • the limit 1811 secures the tubular body 16 to the casing 1 Internally, after the cylinder 16 is installed and the inside of the casing 1, the inclination angle is small, and the inclination angle is provided in the installation cylinder 16 to play a certain buffering effect, and the cylinder 16 can be clamped inside the casing 1 to ensure comparison. Good sealing effect.
  • a first space 111 for thermal insulation is disposed between the first cavity 11 and the casing 1, and the first space 111 is filled.
  • a third spacing space 10 is further disposed between the housing 1 and the bracket 18, and a control circuit is disposed inside the third spacing space, and the third spacing space 10 is disposed.
  • the heat insulating arrangement with the bracket 18 is such that the control circuit is not affected by the temperature of the heat generating component 13.
  • the outer wall of one end of the bracket 18 adjacent to the suction nozzle 2 is further provided with a convex portion 182 for setting the outer wall of the bracket 18 and the inner wall of the casing 1.
  • the distance between the outer wall of the bracket 18 and the inner wall of the casing 1 is 1-5 mm, which saves the same effect of the tobacco evaporator space to further enhance the heat insulation effect;
  • One end of the suction nozzle 2 is provided with a sealing cover 19 which is partially fitted around the outer periphery of the sealing cover 19 and detachably connected to the sealing cover 19.
  • the support assembly 17 includes a hollow duct 171 disposed away from the nozzle 2 and a support sleeve 172 disposed adjacent to the nozzle 2, the partition The heat sleeve 15 is partially sleeved on the outer circumference of the support sleeve 172.
  • the support sleeve 172 is provided with two second connecting holes 1721; the sealing cover 19 is provided with a first air inlet hole 191, and the hollow An end of the pipe 171 away from the suction nozzle 2 abuts the sealing cover 19, and the first air inlet hole 191, the hollow pipe 171 and the second air inlet hole 1623 are sequentially connected and communicate with the first air flow passage.
  • each corresponding air intake aperture may be covered
  • the flexible cover portion can adjust the size of the air flow according to the degree of snoring depending on the size of the air flow, depending on the flow of the airflow and the closed flexible cover portion.
  • an end of the casing 1 away from the suction nozzle 2 is provided with an intake air passage 100, and the intake air passage 100 passes through the hollow intake pipe 101 and the first intake air.
  • the hole 191 is connected, and the airflow sensing hole 102 is disposed in the side wall of the air intake channel 100.
  • the airflow enters the air intake pipe 101 from the air intake channel 100, and one end of the air inlet pipe 101 near the nozzle 2 communicates with the first air inlet hole 191.
  • the air guiding channel 100 is set in a zigzag manner to make the intake air flow relatively gentle, and it is convenient to sense the size of the airflow and to heat the tobacco flow to improve the user experience.
  • the sealing cover 19 is made of a heat insulating material such as silica gel.
  • a meshed smoke filtering layer 9 is also disposed between the first cavity 11 and the nozzle 2, and the smoke filtering layer 9 is used to filter the smoke flowing from the first cavity 11 to the nozzle 2, and prevents the user from using it. Rotating the tobacco evaporator causes the substance to be evaporated to detach from the first cavity 11.
  • the tobacco evaporator in this embodiment further includes: a temperature sensor 3, which can be fixed on the outer wall of the first cylinder 16 by means of pasting, welding or the like for measuring the The temperature of the first cavity 11, that is, the temperature of the heated shredded tobacco, and the temperature signal are transmitted; the PCB circuit board 4 is disposed in the third spacing space 10, due to the thermal insulation between the third spacing space 10 and the bracket 18, Therefore, the PCB circuit board 4 can be prevented from being affected by the high temperature of the heating element 13; the air flow sensor 5 is disposed at the intake air The airflow sensing hole 102 communicates with the air intake channel 100 in the outer wall groove of the drainage channel 100.
  • the flow velocity When the airflow enters the air intake drainage channel 100, the flow velocity generates a negative pressure, and the air pressure at the airflow sensor 5 is higher than the airflow sensor 5
  • the air pressure in the air drainage channel 100 causes the air at the airflow sensor 5 to flow through the airflow sensing hole 102 to the air intake drainage channel to sense the airflow, and the airflow generated at the airflow sensor 5 is gentle, which is favorable for the accuracy of the airflow sensor 5 measurement;
  • the device 6 is disposed on the circuit board 4 and electrically connected to the heating element 13, the temperature sensor 3, and the air flow sensor 5, respectively, for receiving the induced air flow signal and the temperature signal, and controlling the heating element 13 according to the set temperature.
  • the controller 6 can adjust the power of the heating element 13 according to the gas flow signal transmitted by the airflow sensor 5 and the temperature signal transmitted by the temperature sensor 3 to adjust the heating temperature;
  • the battery 7 is disposed in the first In the three compartments 10, for supplying power to the airflow sensor 5, the temperature sensor 3, the controller 6, and the heating element 13, due to The three compartments 10 and the bracket 18 are thermally insulated, so that the battery 7 can be prevented from being affected by the high temperature of the heating element 13;
  • the gates 8 are disposed on the outer wall of the casing 1 and are respectively connected to the controller 6 and the battery 7 for Control the connection between the controller 6 and the battery 7, press the switch, the circuit is turned on, the heating element starts heating, and the set temperature is preset in the controller.
  • the controller will receive according to the actual The heating temperature is compared with the preset set temperature, or the actual temperature is greater than the set temperature, which will control the breakage of the MOS tube, and the switch 8 is connected through the housing 1 and the bracket 18 and the controller 6, and the controller 6 can The operating state of the heating element 13 is automatically controlled, and the user can also manually control the operating state of the heating element 13 through the switch 8.
  • one end of the heat generating component 13 passes through the latching member 1622 through a second connecting hole 1721, and then passes through the sealing cover 19 to connect the controller 6 to the side of the battery 7, and the other end is worn.
  • the first connecting hole 1613 and the other second connecting hole 1721 are then connected to the controller 6 around the other side of the battery 7 through the sealing cover 19, and the two ends of the heating element 13 are respectively soldered to the PCB board 4 correspondingly. On both sides, this can avoid short-circuiting caused by the two connecting wires being touched together due to transportation or vibration.
  • the controller 6 includes a CPU (microcontroller) and a MOS tube, and the heating element 13 is a heating wire, and the air flow sensor is connected in parallel with the anode and the positive pole of the power source.
  • One end is connected to the MOS tube source and the CPU respectively, the drain of the MOS is connected to one end of the heating wire, the gate is connected to the CPU, the CPU is also connected to one end of the temperature sensor adjacent to the heating wire, and the other end of the temperature sensor is grounded.
  • the other end of the heating wire is connected to the negative pole of the power supply, and the negative pole of the power supply is also connected to the air flow sensor and the CPU, respectively.
  • the airflow sensor is connected in parallel with the switch.
  • the airflow sensor detects the user.
  • the smoking action causes airflow inside the airflow channel, transmits airflow signals to the CPU, the CPU automatically controls the heating wire heating, or the user manually controls the gate combination, the airflow sensor is short-circuited, and the CPU controls the heating wire heating.
  • This design allows the tobacco evaporator to be controlled automatically or manually.
  • a temperature sensor adjacent to the heating wire transmits the sensed temperature signal to the CPU.
  • the CP U controls the MOS tube to break to cut off the power supply to stop the heating wire, and the heating is performed.
  • the temperature of the wire gradually decreases.
  • the CPU controls the MOS tube to be turned on to turn on the power, and the heating wire resumes working.
  • the control of the heating wire by the CPU can ensure the short preheating and energy consumption. Small, baked and softly smoked and evenly baked.
  • the controller controls the closing of the MOS to control the operation of the heat generating component.
  • the controller can be designed to receive the signal of the bypass and the airflow signal, and the circuit is turned on to achieve more reliable control.
  • the present invention also provides a tobacco evaporation method comprising the following steps:
  • the tobacco to be evaporated may be placed in the first cavity 1.
  • the tobacco may be in the form of a strip disposed in the axial direction, or may be alternately stacked in different directions, so that the flow gap in the middle of the tobacco layer is larger, and the heating is performed. More uniform and effective in shortening the heating time.
  • step S2 the following processing is included in step S2:
  • the airflow sensor 5 detects the airflow signal and transmits it to the controller 6 ⁇ , or the user manually controls the controller 6 to operate, the controller 6 controls the heating element 13 to be heated to the first predetermined temperature. ;
  • the user starts the operation by the control controller 6 of the switch 7, and the temperature adjustment button can also be set at the switch 7 to facilitate the user to manually set the first predetermined temperature of the heating element 13, in this embodiment
  • a predetermined temperature is 200 ° C, and the first predetermined temperature in other embodiments may be 80 ° C - 300 ° C.
  • step S22 the airflow sensor 5 continues to detect the airflow signal, proceeds to step S23; the airflow sensor 5 does not detect the airflow signal again, proceeds to step S24; [0085] S23, the controller 6 controls the heating element 13 to be heated to a second predetermined temperature, and the temperature sensor 3 measures the temperature of the first cavity 11 and transmits a temperature signal to the controller 6, when the detected temperature is lower than the first Two predetermined temperature ⁇ , the controller 6 controls the heating element 13 to continue heating, and when the temperature is higher than the second temperature ⁇ , the controller 6 controls the heating element 13 to stop heating;
  • the controller 6 controls the heating element 13 to continue heating, so that the temperature in the first cavity 11 is maintained at a higher level.
  • the predetermined temperature is further to enhance the mouthfeel of the user's smoking sputum.
  • the second predetermined temperature is 20 ° C to 30 ° C higher than the first predetermined temperature. In the present embodiment, the second predetermined temperature is 230 ° C.
  • the temperature sensor 3 measures the temperature of the first cavity 11 and transmits a temperature signal to the controller 6. When the detected temperature is lower than the first predetermined temperature, the controller 6 The heating element 13 is controlled to continue heating, and when the temperature is higher than the first predetermined temperature, the controller 6 controls the heating element 13 to stop heating.
  • the controller 6 will control the heating element 13 to heat to maintain the temperature in the first cavity 11. It is the first predetermined temperature.
  • the operation of the heating element 13 can be controlled according to the smoking action of the user, and the temperature in the first cavity 11 can be adjusted to improve the smoking taste and the smoking taste of the user.
  • the heating temperature of the heating element 13 is lowered to save energy.
  • the controller 6 has a storage function for storing a preset set temperature, and the controller 6 further has a judging process, and when the detected temperature is lower than a predetermined temperature, the controller 6 controls the heating element. 13 continues heating, and when the temperature is higher than the predetermined temperature, the controller 6 controls the heating element 13 to stop heating.
  • the controller 6 can also have a counting function. When the heating element 13 reaches the predetermined temperature for the first time, the controller 6 controls the heating element 13 to stop heating when the user smokes for more than a predetermined length.
  • a predetermined day adjustment button can also be set. The user can set the smoking room by the button to protect the life of the evaporator, and also protect the user from smoking too long.
  • the tobacco evaporator of the present invention disperses the heat generated by the heat generating component by providing a mesh filter layer structure, so that the substance to be evaporated which is placed on the mesh filter layer structure is uniformly heated, so that the heat does not appear. Bake out of the paste; also by providing a heat shield on the first cavity, insulation, and in the second The heat insulating structure, the heat insulating layer and the like are disposed outside the cavity, and the heat generating element is heated to slow the heat dissipation of the tobacco evaporator, thereby shortening the preheating time of the heating wire and conserving the battery power.
  • the technical problem that the tobacco evaporator in the prior art can not ensure the short preheating time and the low energy consumption, and the softness of the baking outlet and the uniform baking is effectively solved.

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  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

一种烟草蒸发器和加热控制方法,包括:壳体(1)和与壳体(1)一端连接的吸嘴(2),设置在壳体(1)内部的第一腔体(11)、第二腔体(12),第二腔体(12)内设置有发热元件(13);发热元件(13)与第一腔体(11)之间设置有网状过滤层结构(14),用于搁置待蒸发物质,并在发热元件(13)发热时,对待蒸发物质均匀加热;第二腔体(12)外设置有隔热结构,用于在发热元件(13)发热时,对第二腔体(12)进行保温。实现了烟草蒸发器预热时间短、电池能耗小,且能烤制出口感柔和及烘烤均匀的烟雾的技术效果。

Description

一种烟草蒸发器和加热控制方法 技术领域
[0001] 本发明涉及电子吸烟装置技术领域, 尤其涉及一种烟草蒸发器和加热控制方法 背景技术
[0002] 目前烟草蒸发器加热待蒸发物质 (如烟丝、 烟卷等) 的方式有三种: 第一种方 式是烟锅采用导热材料, 在烟锅外壁缠裹一层金属发热片, 通过传导的方式将 热量传递到烟锅内的烟丝上, 以达到蒸发烟丝有效成分的目的; 第二种方式是 烟锅采用陶瓷材质, 在陶瓷锅的内部或内壁印刷有一层导电薄膜, 通电后产生 的热量通过陶瓷传导到烟丝上; 第三种方式属于空气加热技术, 利用热空气对 烟丝进行加热, 气流会均匀地通过整个烟锅内的烟丝。
[0003] 其中, 第二种方式较外裹电热膜方式 (即第一种方式) 的优越性在于外裹电热 膜方式一般烟锅采用的是铝或者不锈钢材质, 以保证导热的效率, 但同吋因为 金属具有导电性, 所以一般在缠裹电热膜的吋候需要先在金属锅上缠裹一层绝 缘耐高温的绝缘材料, 这样虽然实现了绝缘但也减弱了导热的效率; 第一种方 式还存在由于电热膜缠裹松紧程度的差异, 而影响产品加热速度的一致性的问 题。 但是, 上述第一种方式和第二种方式都是采用的热量直接传导方式, 烘烤 烟丝存在受热不均匀的问题, 烤出来的烟雾口感带有刺激性, 对此第三种方式 烤制出来的烟雾口感柔和, 烘烤均匀, 足以克服上述缺陷, 但是目前空气加热 技术的产品存在预热吋间太长和能量损耗太大的缺点。
技术问题
[0004] 也就是说, 现有的烟草蒸发器无法既保证预热吋间短和能耗小、 又烤制出口感 柔和及烘烤均匀的烟雾的技术问题。
问题的解决方案
技术解决方案
[0005] 本申请实施例提供了一种烟草蒸发器, 包括用于容纳待蒸发物质的第一腔体以 及用于设置发热元件的第二腔体, 所述第一腔体以及第二腔体相连通形成第一 气流通道;
[0006] 在第一腔体内靠近所述第二腔体的一端设置有至少两层间隔设置的网状过滤层 结构, 所述过滤层结构包括第一过滤层以及设置在所述第一过滤层和所述第二 腔体之间的第二过滤层, 所述第一过滤层上分布有若干第一滤孔, 所述第二过 滤层上有若干第二滤孔;
[0007] 所述发热元件呈螺旋状沿所述第二腔体轴向延伸、 且与所述第二腔体腔壁抵持 , 用于在发热吋通过所述第一气流通道将热量传递至所述待蒸发物质, 对所述 待蒸发物质均匀加热;
[0008] 所述第二腔体外设置有隔热套, 用于在所述发热元件发热吋, 对所述第二腔体 进行保温。
[0009] 优选地, 所述烟草蒸发器还包括具有容纳空间的壳体和与所述壳体连接的吸嘴 , 所述吸嘴具有烟雾出口, 所述容纳空间内可拆卸地设置有沿所述壳体轴向延 伸的筒体;
[0010] 所述筒体包括第一筒体和沿第一筒体缩径形成的第二筒体, 所述第一腔体形成 在第一筒体内, 所述第二腔体形成在第二筒体内;
[0011] 所述隔热套一端抵接在所述第一筒体的远离所述吸嘴的端壁上、 所述隔热套的 另一端连接设置有支撑组件, 所述支撑组件用于将所述筒体固定设置在所述壳 体内部。
[0012] 优选地, 所述第二筒体底部设置有通孔, 所述通孔内套合设置有卡持件, 所述 卡持件靠近所述吸嘴的一端抵持在所述第二筒体的底壁, 所述卡持件中空并幵 设有第二进气孔;
[0013] 所述第一筒体远离所述吸嘴的端壁还设置有第一连接孔。
[0014] 优选地, 所述壳体内还设置有中空支架, 所述筒体、 隔热套以及支撑组件均收 容于所述支架内部;
[0015] 所述支架靠近所述吸嘴的一端设置有弯折部, 所述弯折部包括限位部, 所述限 位部可弹性地抵持在所述筒体靠近所述吸嘴的端壁, 并使所述筒体外壁和所述 中空支架内壁设置有间隔距离; [0016] 所述支架靠近所述吸嘴的一端外壁还设置有凸起部, 所述凸起部用于使所述支 架外壁和所述壳体内壁设置有间隔距离;
[0017] 所述支架远离所述吸嘴的一端设置有密封盖, 所述支架部分套合在所述密封盖 外周并与所述密封盖可拆卸连接。
[0018] 优选地, 所述支撑组件包括远离所述吸嘴设置的中空管道和靠近所述吸嘴设置 的支撑套, 所述隔热套部分套合在所述支撑套外周, 所述支撑套上相对幵设有 两个第二连接孔;
[0019] 所述密封盖幵设有第一进气孔, 所述中空管道远离所述吸嘴的一端抵接所述密 封盖, 所述第一进气孔、 中空管道以及所述第二进气孔依次连通并与所述第一 气流通道相通用于将烟雾引导至所述烟雾出口;
[0020] 所述壳体远离所述吸嘴的一端设置有进气弓 I流道, 所述进气弓 I流道通过中空的 进气管和所述第一进气孔连通, 所述进气弓 I流道侧壁幵设有气流感应孔。
[0021] 优选地, 所述第一筒体与所述支架之间设置有用于隔热的第一间隔空间, 所述 第一间隔空间内填充有隔热材料;
[0022] 所述隔热套和所述第二筒体之间设置有用于隔热的第二间隔空间;
[0023] 所述壳体和所述支架之间还设置有第三间隔空间。
[0024] 优选地, 所述烟草蒸发器还包括:
[0025] 温度感应器, 设置在所述第一筒体外壁, 用于测量所述第一腔体的温度并传送 温度信号;
[0026] PCB电路板, 设置在所述第三间隔空间内;
[0027] 气流感应器, 设置在所述进气引流道外壁凹槽内, 通过所述气流感应孔和所述 进气引流道连通, 用于感应并传送气流信号;
[0028] 控制器, 设置在所述电路板上并分别和所述发热元件、 温度感应器、 气流感应 器连接, 用于接收所述气流信号和温度信号, 并根据设定温度, 控制所述发热 元件按照所述设定温度加热待蒸发物质;
[0029] 电池, 设置在所述第三间隔空间内, 用于对所述气流感应器、 温度感应器、 控 制器和发热元件供电;
[0030] 幵关, 设置在壳体外壁、 并分别与控制器和电池连接, 用于控制所述控制器和 电池的连接。
[0031] 优选地, 所述发热元件的一端穿过所述卡持件通过一个所述第二连接孔朝向所 述密封盖延伸并穿过所述密封盖绕所述电池的一侧与所述控制器连接、 另一端 穿过所述第一连接孔以及另一个所述第二连接孔继而穿过所述密封盖绕所述电 池的另一侧与所述控制器连接, 所述发热元件的两端分别间隔焊接在所述 PCB板 相对应的两侧上。
[0032] 优选地, 所述第一筒体远离所述吸嘴的一端内壁向内径缩形成第一限位台阶和 第二限位台阶, 所述第一限位台阶和第二限位台阶分别用于卡持固定所述第一 过滤层和第二过滤层, 使所述第一过滤层和第二过滤层之间设置有供热空气流 通的流通间隙, 所述第一过滤层和所述第二过滤层之间的流通间隙距离为 0.5-8m m。
[0033] 优选地, 每一所述第一过滤孔直径为 0.2-3.0mm, 若干所述第一过滤孔均匀布 满所述第一过滤层, 每相邻两第一过滤孔的圆心距离为 0.6-3.0mm;
[0034] 每一所述第二过滤孔直径为 0.8-6mm, 每一所述第二过滤孔圆心到所述第二过 滤层中心的距离为 2-12mm。
[0035] 优选地, 所述第一腔体和所述吸嘴之间还设置有网状烟雾过滤层, 所述烟雾过 滤层用于过滤所述第一腔体流至所述吸嘴的烟雾并防止所述待蒸发物质脱离所 述第一腔体。
[0036] 优选地, 所述筒体采用金属材质或陶瓷材质制成, 所述隔热套、 所述支撑组件
、 所述支架以及所述密封盖均采用隔热材料制成。
[0037] 本发明还提供了一种烟草蒸发器的加热控制方法, 包括如下步骤:
[0038] Sl、 将待蒸发物质置于第一腔体内第一过滤层上;
[0039] S2、 控制发热元件加热进入第一腔体内的冷空气并按照所述设定温度加热待蒸 发物质。
[0040] 优选地, 所述步骤 S2包如下步骤:
[0041] S21、 气流感应器检测到气流信号或者并传递给控制器吋, 或者用户手动控制 所述控制器运行吋, 所述控制器控制所述发热单元加热到第一预定温度;
[0042] S22、 气流感应器继续检测到有气流信号, 进行步骤 S23 ; 气流感应器没有再检 测到气流信号, 进行步骤 S24;
[0043] S23、 所述控制器控制所述发热单元加热到第二预定温度, 温度感应器测量所 述第一腔体的温度并传送温度信号至所述控制器, 当检测到的温度低于第二预 定温度吋, 所述控制器控制所述发热元件继续加热, 当温度高于所述第二温度 吋, 所述控制器控制所述发热元件停止加热;
[0044] S24、 温度感应器测量所述第一腔体的温度并传送温度信号至所述控制器, 当 检测到的温度低于所述第一预定温度吋, 所述控制器控制所述发热元件继续加 热, 当温度高于所述第一预定温度吋, 所述控制器控制所述发热元件停止加热 发明的有益效果
有益效果
[0045] 本申请实施例中提供的一个或多个技术方案, 至少具有如下技术效果或优点: 通过设置网状过滤层结构将发热元件产生的热量进行分散, 以使搁置在网状过 滤层结构上的待蒸发物质均匀受热, 从而不会出现烤糊烤焦的情况; 还通过在 第二腔体外设置隔热结构, 在所述发热元件发热吋, 减缓所述第二腔体向外散 热, 从而缩短电热丝的预热吋间和节约电池电量。 有效的解决了现有技术中烟 草蒸发器无法既保证预热吋间短和能耗小、 又烤制出口感柔和及烘烤均匀的烟 雾的技术问题。
对附图的简要说明
附图说明
[0046] 为了更清楚地说明本发明实施例或现有技术中的技术方案, 下面将对实施例或 现有技术描述中所需要使用的附图作简单地介绍, 显而易见地, 下面描述中的 附图仅仅是本发明的实施例, 对于本领域普通技术人员来讲, 在不付出创造性 劳动的前提下, 还可以根据提供的附图获得其他的附图。
[0047] 图 1为本申请第一实施例提供的烟草蒸发器的结构示意图;
[0048] 图 2为本申请第一实施例提供的烟草蒸发器沿 A-A方向剖视图;
[0049] 图 3为本申请第一实施例提供的烟草蒸发器沿 B-B方向剖视图;
[0050] 图 4为本申请第一实施例提供的烟草蒸发器的气流示意图; [0051] 图 5为图 1中第一过滤网的结构示意图;
[0052] 图 6为图 1中第二过滤网的结构示意图;
[0053] 图 7为本申请第一实施例提供的烟草蒸发器的电路示意图;
[0054] 图 8为本申请第二实施例提供的烟草蒸发方法流程图;
[0055] 图 9为本申请第三实施例提供的烟草蒸发方法流程图。
本发明的实施方式
[0056] 本申请实施例通过提供一种烟草蒸发器, 解决了现有技术中烟草蒸发器无法既 保证预热吋间短和能耗小、 又烤制出口感柔和及烘烤均匀的烟雾的技术问题, 实现了烟草蒸发器预热吋间短、 电池能耗小, 且能烤制出口感柔和及烘烤均匀 的烟雾的技术效果。
[0057] 为了更好的理解上述技术方案, 下面将结合说明书附图以及具体的实施方式对 上述技术方案进行详细的说明, 应当理解本申请实施例以及实施例中的具体特 征是对本申请技术方案的详细的说明, 而不是对本申请技术方案的限定, 在不 冲突的情况下, 本申请实施例以及实施例中的技术特征可以相互组合。
[0058] 实施例一
[0059] 请参考图 1, 本申请实施例提供了一种烟草蒸发器, 包括用于容纳待蒸发物质 的第一腔体 11以及用于设置发热元件 13的第二腔体 12, 所述第一腔体 11以及第 二腔体 12相连通形成第一气流通道; 待蒸发物质具体可为烟卷、 烟丝、 药草或 挥发性药物等。
[0060] 结合图 1所示, 在第一腔体 11内靠近所述第二腔体 12的一端设置有至少两层间 隔设置的网状过滤层结构 14, 所述过滤层结构 14包括第一过滤层 141以及设置在 所述第一过滤层 141和所述第二腔体 12之间的第二过滤层 142, 所述第一过滤层 1 41上分布有若干第一滤孔 1411, 所述第二过滤层 142上有若干第二滤孔 1421 ; 当 冷空气进入第二腔体 12后, 经发热元件 13加热, 在该间隙中扩散, 并随着气流 流向与网状过滤层结构 14充分接触, 将热量传递给网状过滤层结构 14, 网状过 滤层结构 14均匀受热, 进而使得其上的待蒸发物质同样均匀受热, 烤出口感柔 和的烟雾。 [0061] 具体地, 所述发热元件 13呈螺旋状沿所述第二腔体 12轴向延伸、 且与所述第二 腔体 12腔壁抵持, 用于在发热吋通过所述第一气流通道将热量传递至所述待蒸 发物质, 对所述待蒸发物质均匀加热;所述第二腔体外设置有隔热套 15, 用于在 所述发热元件 13发热吋, 对所述第二腔体 12进行保温, 减缓第二腔体 12中的热 量向周围散发, 同吋缩短电热丝的预热吋间和节约电池电量。
[0062] 结合图 1-3所示, 所述烟草蒸发器还包括具有容纳空间的壳体 1和与所述壳体 1 连接的吸嘴 2, 壳体 1是一个大致呈椭圆筒状的结构, 所述吸嘴 2具有烟雾出口, 所述容纳空间内设置有沿所述壳体 1轴向延伸的筒体 16。 筒体 16采用金属材质或 陶瓷材质制成, 为一体成型结构, 所述筒体 16包括第一筒体 161和沿第一筒体缩 径形成的第二筒体 162, 所述第一腔体 11形成在第一筒体 161内, 所述第二腔体 1 2形成在第二筒体 162内; 所述隔热套 15—端抵接在所述第一筒体 161的远离所述 吸嘴 2的端壁上、 所述隔热套 15的另一端连接设置有支撑组件 17, 所述支撑组件 17用于将所述筒体 16固定设置在所述壳体 1内部, 并且用于减少热量损失, 因为 需要耐受高温, 支撑组件 17优选为内部结构比较疏松的陶瓷。
[0063] 所述第二筒体 162底部设置有通孔 1621, 所述通孔 1621内套合设置有卡持件 162 2, 所述卡持件 1622截面呈中空的喇叭状, 包括直筒部和沿直筒部向外延伸的连 接部, 所述卡持件 1622的连接部外周抵持在所述第二筒体 162的底壁, 所述卡持 件 1622中空形成第二进气孔 1623; 所述第一筒体 161远离所述吸嘴 2的端壁还设 置有第一连接孔 1613。 卡持件 1622内穿设有连接电热丝一端的导线, 导线和第 二进气孔 1623之间孔壁具有空气流通间隙作为进气孔; 当然进气孔的设置可以 有多种方式, 其它实施方式, 可以在围绕卡持件的外周底部上幵设一个或者多 个进气通孔, 如果在多个通孔的方案为均匀环绕, 这样保证气流的均匀流入和 足够的气流量; 也可以在卡持件上环绕卡持件的第二进气孔 1623周壁上幵设进 气孔, 当然进气孔不限于在上面所描述的部位, 可以在任意位置只要保证可以 顺畅的气流流通即可。
[0064] 在具体实施过程中, 为了确保第一过滤层 141和第二过滤层 142保持间隔距离, 所述第一筒体 161远离所述吸嘴 2的一端内壁向内径缩形成第一限位台阶 1611和 第二限位台阶 1612, 所述第一限位台阶 1611和第二限位台阶 1612分别用于卡持 固定所述第一过滤层 141和第二过滤层 142, 使所述第一过滤层 141和第二过滤层 142之间设置有供热空气流通的流通间隙, 所述第一过滤层 141和所述第二过滤 层 142之间的流通间隙距离为 0.5-8mm。
[0065] 如图 5所示, 每个所述第一过滤孔 1411直径为 0.2-3.0mm, 若干所述第一过滤孔 1411均匀布满所述第一过滤层 141, 每相邻两个第一过滤孔 1411的圆心距离为 0.6 -3.0mm; 如图 6所示, 每一第二过滤孔 1421直径为 0.8-6mm, 每个第二过滤孔 142 1圆心到所述第二过滤层 142中心的距离为 2-12mm; 第一过滤孔 1411的个数大于 第二过滤孔 1421的个数。 远离吸嘴 2的第二过滤层 142上的过滤孔 1421的个数更 多, 直径更大, 并且第二过滤层 142中心不设置过滤孔 1421, 只在靠近第二过滤 层 142的周边设置一圈第二过滤孔 1421, 这样可以改变气流的方向起到缓冲的作 用, 同吋保证了气流量; 靠近吸嘴 2的一端的第一过滤层 141上的过滤孔 1411直 径更小, 个数更多, 保证气流量的同吋使得蒸发效果缓和, 蒸发烟雾口感更好 , 提高用户体验。
[0066] 在具体实施过程中, 所述壳体 1内还设置有中空支架 18, 所述筒体 16、 隔热套 1 5以及支撑组件 17均收容于所述支架 18内部; 所述支架 18靠近所述吸嘴 2的一端 设置有弯折部 181, 所述弯折部 181包括限位部 1811, 所述限位部 1811可弹性地 抵持在所述筒体 16靠近所述吸嘴 2的端壁, 并使所述筒体 16外壁和所述中空支架 18内壁设置有间隔距离, 在本实施例中, 支架 18为硅胶、 隔热塑胶等弹性隔热 结构, 当筒体 16未安装于壳体 1内部吋, 弯折部 181的倾斜角度较大, 当筒体 16 沿远离吸嘴 2的一端插入壳体 1内部吋, 限位 1811将筒体 16卡持紧固在壳体 1内部 , 筒体 16安装与壳体 1内部之后倾斜角度较小, 倾斜角度的设置在安装筒体 16吋 起到一定的缓冲作用, 并且可以使筒体 16卡紧在壳体 1内部, 保证较好的密封效 果。
[0067] 为了进一步加强烟草蒸发器的隔热性能, 所述第一腔体 11与所述壳体 1之间设 置有用于隔热的第一间隔空间 111, 所述第一间隔空间 111内填充有隔热材料; 所述隔热套 15和所述第二筒体 162之间设置有用于隔热的第二间隔空间 121, 多 层隔热材料的设置也保证了良好的隔热和保温效果, 壳体 1和支架 18之间还设置 有第三间隔空间 10, 第三间隔空间内部可以设置有控制电路, 第三间隔空间 10 和支架 18之间隔热设置, 使得控制电路不受发热元件 13的温度影响。
[0068] 如图 2所示, 支架 18靠近所述吸嘴 2的一端外壁还设置有凸起部 182, 所述凸起 部 182用于使所述支架 18外壁和所述壳体 1内壁设置有间隔距离, 在本实施例中 , 所述支架 18外壁和所述壳体 1内壁之间间隔距离为 l-5mm, 节约烟草蒸发器空 间的同吋进一步加强隔热效果; 所述支架 18远离所述吸嘴 2的一端设置有密封盖 19, 所述支架 18部分套合在所述密封盖 19外周并与所述密封盖 19可拆卸连接。
[0069] 在具体实施过程中, 结合图 1-4所示, 所述支撑组件 17包括远离所述吸嘴 2设置 的中空管道 171和靠近所述吸嘴 2设置的支撑套 172, 所述隔热套 15部分套合在所 述支撑套 172外周, 所述支撑套 172上相对幵设有两个第二连接孔 1721 ; 所述密 封盖 19幵设有第一进气孔 191, 所述中空管道 171远离所述吸嘴 2的一端抵接所述 密封盖 19, 所述第一进气孔 191、 中空管道 171以及所述第二进气孔 1623依次连 通并与所述第一气流通道相通形成用于将烟雾引导至所述烟雾出口的至下而上 的总的气流通道, 为了保证总的气流通道的顺畅和可调节, 在优选实施例上, 对应的每一个进气孔上覆盖可根据气流的流通打幵和闭合的柔性盖部, 这个柔 性的盖部可以根据气流的大小打幵的程度不同来调节气流大小。
[0070] 结合图 3-4所示, 在具体实施过程中, 壳体 1远离吸嘴 2的一端设置有进气引流 道 100, 进气引流道 100通过中空的进气管 101和第一进气孔 191连通, 进气引流 道 100侧壁幵设有气流感应孔 102, 气流从进气引流道 100进入进气管 101, 进气 管 101靠近吸嘴 2的一端和第一进气孔 191连通, 进气引流道 100曲折设置, 使进 气流比较缓和, 便于感应气流的大小并且加热烟丝气流缓和提高用户体验。
[0071] 所述密封盖 19均采用硅胶等隔热材料制成。 所述第一腔体 11和所吸嘴 2之间还 设置有网状烟雾过滤层 9, 烟雾过滤层 9用于过滤第一腔体 11流至吸嘴 2的烟雾, 并防止用户使用过程中转动烟草蒸发器导致待蒸发物质从第一腔体 11脱离。
[0072] 为了控制发热元件 13加热待蒸发物质, 本实施例中的烟草蒸发器还包括: 温度 感应器 3, 可以通过粘贴、 焊接等方法固定在第一筒体 16外壁, 用于测量所述第 一腔体 11的温度, 也就是测量加热烟丝的温度并传送温度信号; PCB电路板 4, 设置在所述第三间隔空间 10内, 由于第三间隔空间 10和支架 18之间隔热设置, 因此 PCB电路板 4可以避免受发热元件 13的高温影响; 气流感应器 5, 设置在进气 引流道 100外壁凹槽内, 通过所述气流感应孔 102和所述进气引流道 100连通, 当 气流进入进气引流通道 100中, 流速产生负压, 气流感应器 5处的气压高于进气 引流通道 100内的气压, 使得气流传感器 5处的空气通过气流感应孔 102流向进气 引流通道从而感应到气流, 气流感应器 5处产生的气流平缓, 有利于气流传感器 5测量的精准; 控制器 6, 设置在电路板 4上并分别和发热元件 13、 温度感应器 3 、 气流感应器 5电连接, 用于接收感应的气流信号和温度信号, 并根据设定温度 , 控制发热元件 13按照设定温度加热待蒸发物质, 控制器 6可以根据气流传感器 5传递的气流量信号和温度传感器 3传递的温度信号, 调整发热元件 13的功率, 从而调整加热温度; 电池 7, 设置在所述第三间隔空间 10内, 用于对气流感应器 5、 温度感应器 3、 控制器 6和发热元件 13供电, 由于第三间隔空间 10和支架 18之 间隔热设置, 因此电池 7可以避免受发热元件 13的高温影响; 幵关 8, 设置在所 述壳体 1外壁并分别与控制器 6和电池 7连接, 用于控制控制器 6和电池 7的连接, 按下幵关吋, 电路导通, 发热元件幵始加热, 控制器内还预先设置有设定温度 , 在实际加热过程中, 控制器会根据实际接收的加热温度与预设的设定温度进 行比较判断, 或实际温度大于设定温度, 会控制 MOS管的断幵, 幵关 8穿过壳体 1以及支架 18和控制器 6连接, 控制器 6可以自动控制发热元件 13的工作状态, 同 吋用户还可以通过幵关 8手动控制发热元件 13的工作状态。
[0073] 结合图 1-3所示, 发热元件 13的一端穿过卡持件 1622通过一个第二连接孔 1721 继而穿过密封盖 19绕电池 7的一侧与控制器 6连接、 另一端穿过第一连接孔 1613 以及另一个第二连接孔 1721继而穿过密封盖 19绕电池 7的另一侧与所述控制器 6 连接, 发热元件 13的两端分别间隔焊接在 PCB板 4相对应的两侧上, 这样可以避 免因为运输过程或者振动等使两根连接导线碰在一起发生短路现象。
[0074] 如图 7所示, 在本实施例中控制器 6包括 CPU (微控制器)和 MOS管, 发热元件 13 为电热丝, 气流感应器和幵关并联后一端和电源正极连接, 另一端分别和 MOS 管源极和 CPU连接, MOS的漏极和电热丝的一端连接, 栅极和 CPU连接, CPU 还和与加热丝相邻的温度传感器的一端连接, 温度传感器的另一端接地, 加热 丝的另一端和电源负极连接, 电源的负极还分别和气流传感器以及 CPU连接。 在 本电路图中, 气流传感器和幵关并联, 当幵关断幵吋, 气流感应器检测到用户 的吸烟动作造成气流通道内部的气流, 传递气流信号到 CPU, CPU自动控制电热 丝加热, 或者用户手动控制幵关合并, 气流感应器被短路, CPU控制电热丝加热
, 这种设计可以使烟草蒸发器同吋进行自动或手动控制。 与电热丝相邻的温度 传感器将感应到的温度信号传递到 CPU, 当温度超过预设温度吋, 如 200°C, CP U控制 MOS管断幵以切断电源使电热丝停止工作, 此吋加热丝的温度逐渐降低, 当温度低于预设温度吋, CPU控制 MOS管导通以接通电源, 电热丝恢复工作, 通过 CPU对加热丝的控制, 可以既保证预热吋间短和能耗小、 又烤制出口感柔和 及烘烤均匀的烟雾。 幵关和气流感应器并联连接方式, 当检测到有气流流通或 者幵关闭合或者两者同吋满足吋, 电路导通, 控制器控制 MOS的幵闭来控制发 热元件工作。 优选方案: 为了安全考虑, 防止误吸现象的发生, 可以设计为控 制器同吋接收到幵关信号和气流信号吋, 电路才导通, 实现更可靠的控制。
[0075] 实施例二
[0076] 结合图 8所示, 本发明还提供了一种烟草蒸发方法, 包括如下步骤:
[0077] Sl、 将待蒸发物质置于第一腔体 11内第一过滤层 141上;
[0078] 具体地, 待蒸发烟草可以放置在第一腔体 1, 烟草可以是沿轴向设置的板条状 , 还可以是不同方向交替叠加排放, 使烟草层中间的流通间隙更大, 加热更均 匀并且能有效缩短加热吋间。
[0079] S2、 控制发热元件 13加热进入第一腔体 11内的冷空气并按照设定温度加热待蒸 发物质。
[0080] 实施例三
[0081] 在步骤 S2中具体包括如下处理:
[0082] S21、 气流感应器 5检测到气流信号并传递给控制器 6吋, 或者用户手动控制所 述控制器 6运行吋, 所述控制器 6控制所述发热元件 13加热到第一预定温度;
[0083] 具体地, 用户通过幵关 7控制控制器 6幵始运行, 幵关 7处还可以设置温度调节 按键, 便于用户手动设定发热元件 13的第一预定温度, 在本实施例中第一预定 温度为 200°C, 其他实施例中第一预定温度可以为 80°C-300°C。
[0084] S22、 气流感应器 5继续检测到有气流信号, 进行步骤 S23; 气流感应器 5没有再 检测到气流信号, 进行步骤 S24; [0085] S23、 控制器 6控制发热元件 13加热到第二预定温度, 温度感应器 3测量所述第 一腔体 11的温度并传送温度信号至控制器 6, 当检测到的温度低于第二预定温度 吋, 所述控制器 6控制发热元件 13继续加热, 当温度高于所述第二温度吋, 所述 控制器 6控制发热元件 13停止加热;
[0086] 当气流传感器 5继续检测到有气流信号, 说明用户正在持续吸烟中, 此吋控制 器 6会控制发热元件 13继续加热, 使第一腔体 11内的温度保持在一个更高的第二 预定温度, 以进一步增强用户吸烟吋的口感, 通常第二预定温度比第一预定温 度高出 20°C-30°C, 在本实施例中, 第二预定温度为 230°C。
[0087] S24、 温度感应器 3测量所述第一腔体 11的温度并传送温度信号至所述控制器 6 , 当检测到的温度低于所述第一预定温度吋, 所述控制器 6控制所述发热元件 13 继续加热, 当温度高于所述第一预定温度吋, 所述控制器 6控制所述发热元件 13 停止加热。
[0088] 当气流感应器 5没有检测到气流信号, 此吋用户暂停吸烟, 为了节省烟草蒸发 器的用电功率, 此吋控制器 6将控制发热元件 13加热以保持第一腔体 11内的温度 为第一预定温度。
[0089] 其中步骤 S22重复循环进行, 可以实吋根据用户的吸烟动作控制发热元件 13的 运行, 以实吋调整第一腔体 11内的温度, 既能在用户吸烟吋提高吸烟口感, 又 能在用户暂停吸烟动作吋降低发热元件 13的发热温度以节省能源。
[0090] 具体地: 控制器 6具有存储功能, 用于存储预设的设定温度, 控制器 6还有判断 过程, 当检测到的温度低于预定温度吋, 控制器 6控制所述发热元件 13继续加热 , 当温度高于预定温度吋, 控制器 6控制发热元件 13停止加热。 控制器 6还可以 具有计吋功能, 当发热元件 13第一次达到预定温度吋幵始计吋, 当用户吸烟吋 间超过预定吋长, 控制器 6会控制发热元件 13停止加热, 此吋幵关 7处还可以设 置有预定吋间调节按键, 用户可以通过按键自行设置吸烟吋间, 保护蒸发器的 使用寿命, 也保护使用者不会吸食太长吋间。
[0091] 综上所述, 本方案烟草蒸发器通过设置网状过滤层结构将发热元件产生的热量 进行分散, 以使搁置在网状过滤层结构上的待蒸发物质均匀受热, 从而不会出 现烤糊烤焦的情况; 还通过在第一腔体上设置隔热支架、 隔热层, 以及在第二 腔体外设置隔热结构、 隔热层等, 在所述发热元件发热吋, 减缓所述烟草蒸发 器向外散热, 从而缩短电热丝的预热吋间和节约电池电量。 有效的解决了现有 技术中烟草蒸发器无法既保证预热吋间短和能耗小、 又烤制出口感柔和及烘烤 均匀的烟雾的技术问题。
[0092] 尽管已描述了本发明的优选实施例, 但本领域内的技术人员一旦得知了基本创 造性概念, 则可对这些实施例做出另外的变更和修改。 所以, 所附权利要求意 欲解释为包括优选实施例以及落入本发明范围的所有变更和修改。
[0093] 显然, 本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的 精神和范围。 这样, 倘若本发明的这些修改和变型属于本发明权利要求及其等 同技术的范围之内, 则本发明也意图包含这些改动和变型在内。

Claims

权利要求书
[权利要求 1] 一种烟草蒸发器, 其特征在于, 包括用于容纳待蒸发物质的第一腔体
(11) 以及用于设置发热元件 (13) 的第二腔体 (12) , 所述第一腔 体 (11) 以及第二腔体 (12) 相连通形成第一气流通道;
在第一腔体 (11) 内靠近所述第二腔体 (12) 的一端设置有至少两层 间隔设置的网状过滤层结构 (14) , 所述过滤层结构 (14) 包括第一 过滤层 (141) 以及设置在所述第一过滤层 (141) 和所述第二腔体 ( 12) 之间的第二过滤层 (142) , 所述第一过滤层 (141) 上分布有若 干第一滤孔 (1411) , 所述第二过滤层 (142) 上有若干第二滤孔 (1 421) ;
所述发热元件 (13) 呈螺旋状沿所述第二腔体 (12) 轴向延伸、 且与 所述第二腔体 (12) 腔壁抵持, 用于在发热吋通过所述第一气流通道 将热量传递至所述待蒸发物质, 对所述待蒸发物质均匀加热; 所述第二腔体外设置有隔热套 (15) , 用于在所述发热元件 (13) 发 热吋, 对所述第二腔体 (12) 进行保温。
[权利要求 2] 根据权利要求 1所述的烟草蒸发器, 其特征在于, 所述烟草蒸发器还 包括具有容纳空间的壳体 (1) 和与所述壳体 (1) 连接的吸嘴 (2) , 所述吸嘴 (2) 具有烟雾出口, 所述容纳空间内可拆卸地设置有沿 所述壳体 (1) 轴向延伸的筒体 (16) ;
所述筒体 (16) 包括第一筒体 (161) 和沿第一筒体缩径形成的第二 筒体 (162) , 所述第一腔体 (11) 形成在第一筒体 (161) 内, 所述 第二腔体 (12) 形成在第二筒体 (162) 内;
所述隔热套 (15) —端抵接在所述第一筒体 (161) 的远离所述吸嘴 (2) 的端壁上、 所述隔热套 (15) 的另一端连接设置有支撑组件 (1 7) , 所述支撑组件 (17) 用于将所述筒体 (16) 固定设置在所述壳 体 (1) 内部。
[权利要求 3] 根据权利要求 2所述的烟草蒸发器, 其特征在于, 所述第二筒体 (162
) 底部设置有通孔 (1621) , 所述通孔 (1621) 内套合设置有卡持件 (1622) , 所述卡持件 (1622) 靠近所述吸嘴 (2) 的一端抵持在所 述第二筒体 (162) 的底壁, 所述卡持件 (1622) 中空并幵设有第二 进气孔 (1623) ;
所述第一筒体 (161) 远离所述吸嘴 (2) 的端壁还设置有第一连接孔 (1613) 。
[权利要求 4] 根据权利要求 3所述的烟草蒸发器, 其特征在于, 所述壳体 (1) 内还 设置有中空支架 (18) , 所述筒体 (16) 、 隔热套 (15) 以及支撑组 件 (17) 均收容于所述支架 (18) 内部;
所述支架 (18) 靠近所述吸嘴 (2) 的一端设置有弯折部 (181) , 所 述弯折部 (181) 包括限位部 (1811) , 所述限位部 (1811) 可弹性 地抵持在所述筒体 (16) 靠近所述吸嘴 (2) 的端壁, 并使所述筒体
(16) 外壁和所述中空支架 (18) 内壁设置有间隔距离;
所述支架 (18) 靠近所述吸嘴 (2) 的一端外壁还设置有凸起部 (182 ) , 所述凸起部 (182) 用于使所述支架 (18) 外壁和所述壳体 (1) 内壁设置有间隔距离;
所述支架 (18) 远离所述吸嘴 (2) 的一端设置有密封盖 (19) , 所 述支架 (18) 部分套合在所述密封盖 (19) 外周并与所述密封盖 (19 ) 可拆卸连接。
[权利要求 5] 根据权利要求 4所述的烟草蒸发器, 其特征在于, 所述支撑组件 (17
) 包括远离所述吸嘴 (2) 设置的中空管道 (171) 和靠近所述吸嘴 ( 2) 设置的支撑套 (172) , 所述隔热套 (15) 部分套合在所述支撑套 (172) 外周, 所述支撑套 (172) 上相对幵设有两个第二连接孔 (17 所述密封盖 (19) 幵设有第一进气孔 (191) , 所述中空管道 (171) 远离所述吸嘴 (2) 的一端抵接所述密封盖 (19) , 所述第一进气孔
(191) 、 中空管道 (171) 以及所述第二进气孔 (1623) 依次连通并 与所述第一气流通道相通用于将烟雾引导至所述烟雾出口; 所述壳体 (1) 远离所述吸嘴 (2) 的一端设置有进气引流道 (100) , 所述进气引流道 (100) 通过中空的进气管 (101) 和所述第一进气 孔 (191) 连通, 所述进气引流道 (100) 侧壁幵设有气流感应孔 (10
[权利要求 6] 根据权利要求 5所述的烟草蒸发器, 其特征在于, 所述第一筒体 (161
) 与所述支架 (18) 之间设置有用于隔热的第一间隔空间 (111) , 所述第一间隔空间 (111) 内填充有隔热材料;
所述隔热套 (15) 和所述第二筒体 (162) 之间设置有用于隔热的第 二间隔空间 (121) ;
所述壳体 (1) 和所述支架 (18) 之间还设置有第三间隔空间 (10)
[权利要求 7] 根据权利要求 6所述的烟草蒸发器, 其特征在于, 所述烟草蒸发器还 包括:
温度感应器 (3) , 设置在所述第一筒体 (16) 外壁, 用于测量所述 第一腔体 (11) 的温度并传送温度信号;
PCB电路板 (4) , 设置在所述第三间隔空间 (10) 内;
气流感应器 (5) , 设置在所述进气引流道 (100) 外壁凹槽内, 通过 所述气流感应孔 (102) 和所述进气引流道 (100) 连通, 用于感应并 传送气流信号;
控制器 (6) , 设置在所述电路板 (4) 上并分别和所述发热元件 (13 ) 、 温度感应器 (3) 、 气流感应器 (5) 连接, 用于接收所述气流信 号和温度信号, 并根据设定温度, 控制所述发热元件 (13) 按照所述 设定温度加热待蒸发物质;
电池 (7) , 设置在所述第三间隔空间 (10) 内, 用于对所述气流感 应器 (5) 、 温度感应器 (3) 、 控制器 (6) 和发热元件 (13) 供电 幵关 (8) , 设置在壳体 (1) 外壁、 并分别与控制器 (6) 和电池 (7 ) 连接, 用于控制所述控制器 (6) 和电池 (7) 的连接。
[权利要求 8] 根据权利要求 7所述的烟草蒸发器, 其特征在于, 所述发热元件 (13 ) 的一端穿过所述卡持件 (1622) 通过一个所述第二连接孔 (1721) 朝向所述密封盖 (19) 延伸并穿过所述密封盖 (19) 绕所述电池 (7 ) 的一侧与所述控制器 (6) 连接、 另一端穿过所述第一连接孔 (161 3) 以及另一个所述第二连接孔 (1721) 继而穿过所述密封盖 (19) 绕所述电池 (7) 的另一侧与所述控制器 (6) 连接, 所述发热元件 ( 13) 的两端分别间隔焊接在所述 PCB板 (4) 相对应的两侧上。
根据权利要求 2所述的烟草蒸发器, 其特征在于, 所述第一筒体 (161 ) 远离所述吸嘴 (2) 的一端内壁向内径缩形成第一限位台阶 (1611 ) 和第二限位台阶 ( 1612) , 所述第一限位台阶 ( 1611) 和第二限位 台阶 (1612) 分别用于卡持固定所述第一过滤层 (141) 和第二过滤 层 (142) , 使所述第一过滤层 (141) 和第二过滤层 (142) 之间设 置有供热空气流通的流通间隙, 所述第一过滤层 (141) 和所述第二 过滤层 (142) 之间的流通间隙距离为 0.5-8mm。
根据权利要求 9所述的烟草蒸发器, 其特征在于, 每一所述第一过滤 孔 (1411) 直径为 0.2-3.0mm, 若干所述第一过滤孔 (1411) 均匀布 满所述第一过滤层 (141) , 每相邻两第一过滤孔 (1411) 的圆心距 离为 0.6-3.0mm;
每一所述第二过滤孔 (1421) 直径为 0.8-6mm, 每一所述第二过滤孔
( 1421) 圆心到所述第二过滤层 ( 142) 中心的距离为 2-12mm。
根据权利要求 10所述的烟草蒸发器, 其特征在于, 所述第一腔体 (11 ) 和所述吸嘴 (2) 之间还设置有网状烟雾过滤层 (9) , 所述烟雾过 滤层 (9) 用于过滤所述第一腔体 (11) 流至所述吸嘴 (2) 的烟雾并 防止所述待蒸发物质脱离所述第一腔体 (11) 。
根据权利要求 4所述的烟草蒸发器, 其特征在于, 所述筒体 (16) 采 用金属材质或陶瓷材质制成, 所述隔热套 (15) 、 所述支撑组件 (17 ) 、 所述支架 (18) 以及所述密封盖 (19) 均采用隔热材料制成。 一种利用权利要求 7所述烟草蒸发器的加热控制方法, 其特征在于, 包括如下步骤: 51、 将待蒸发物质置于第一腔体 (11) 内第一过滤层 (141) 上;
52、 控制发热元件 (13) 加热进入第一腔体 (11) 内的冷空气并按照 所述设定温度加热待蒸发物质。
[权利要求 14] 根据权利要求 13所述的加热控制方法, 其特征在于, 所述步骤 S2包如 下步骤:
521、 气流感应器 (5) 检测到气流信号或者并传递给控制器 (6) 吋
, 或者用户手动控制所述控制器 (6) 运行吋, 所述控制器 (6) 控制 所述发热单元 (13) 加热到第一预定温度;
522、 气流感应器 (5) 继续检测到有气流信号, 进行步骤 S23 ; 气流 感应器 (5) 没有再检测到气流信号, 进行步骤 S24;
523、 所述控制器 (6) 控制所述发热单元 (13) 加热到第二预定温度 , 温度感应器 (3) 测量所述第一腔体 (11) 的温度并传送温度信号 至所述控制器 (6) , 当检测到的温度低于第二预定温度吋, 所述控 制器 (6) 控制所述发热元件 (13) 继续加热, 当温度高于所述第二 温度吋, 所述控制器 (6) 控制所述发热元件 (13) 停止加热;
524、 温度感应器 (3) 测量所述第一腔体 (11) 的温度并传送温度信 号至所述控制器 (6) , 当检测到的温度低于所述第一预定温度吋, 所述控制器 (6) 控制所述发热元件 (13) 继续加热, 当温度高于所 述第一预定温度吋, 所述控制器 (6) 控制所述发热元件 (13) 停止 加热。
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