CN110859327B - Electronic cigarette and control method thereof - Google Patents
Electronic cigarette and control method thereof Download PDFInfo
- Publication number
- CN110859327B CN110859327B CN201810895598.3A CN201810895598A CN110859327B CN 110859327 B CN110859327 B CN 110859327B CN 201810895598 A CN201810895598 A CN 201810895598A CN 110859327 B CN110859327 B CN 110859327B
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- heating
- cavity
- electronic cigarette
- temperature control
- substrate
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- 239000003571 electronic cigarette Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 148
- 239000000779 smoke Substances 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims description 38
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 239000000919 ceramic Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 239000000443 aerosol Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 230000000391 smoking effect Effects 0.000 claims description 4
- 235000019504 cigarettes Nutrition 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 abstract description 21
- 238000009434 installation Methods 0.000 description 7
- 230000004323 axial length Effects 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005586 smoking cessation Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Abstract
The invention discloses an electronic cigarette, which comprises a heating cavity for containing and heating a smog forming matrix, wherein the heating cavity comprises a plurality of sections of cavities with mutually independent temperature control. The control method of the electronic cigarette is also disclosed, and each section of cavity is heated successively after the heating program of the heating cavity is started. According to the invention, the heating cavity is formed by matching the mutually independent multi-section cavities, so that the temperature of the heating cavity is controlled more accurately, the temperature difference is smaller everywhere, and the smoke forming matrix is fully heated, thereby improving the utilization rate of the smoke forming matrix and reducing the use cost. According to the invention, the cavities of each section are heated successively, so that the smoke forming matrix is heated section by section, and the availability of the smoke forming matrix is further improved.
Description
Technical Field
The invention belongs to the field of electronic cigarettes, and particularly relates to an electronic cigarette and a control method of the electronic cigarette.
Background
The smoke generated by burning tobacco contains tens of carcinogens, such as tar and the like, which can cause great harm to human health, and the smoke is diffused in the air to form second-hand smoke, so that surrounding people can cause harm to the body after inhaling. In recent years, the harm of the traditional smoking mode to the smoker and the surrounding people is becoming more and more known. For this reason, smoking in any public place has been mandated to be prohibited in many countries and regions by regulations that governmental authorities have come out of the counter. Therefore, smoking cessation exercise is gradually going deep into the heart. However, this is indeed a difficult process for the addicted very deep smokers. In order to meet the smoking cessation requirement, electronic cigarettes are introduced in the market, but the existing electronic cigarettes have a plurality of problems, so that the user experience is poor.
The present invention has been made in view of this.
Disclosure of Invention
The first technical problem to be solved by the invention is to overcome the defects of the prior art, and provide the electronic cigarette for solving the technical problem that the temperature difference of each heating cavity is large.
The second technical problem to be solved by the invention is to overcome the defects of the prior art, and provide a control method of an electronic cigarette so as to solve the technical problem of poor availability of a smoke forming matrix.
In order to solve the first technical problem, the basic concept of the technical scheme adopted by the invention is as follows:
an electronic cigarette comprises a heating cavity for containing and heating an aerosol-forming substrate, wherein the heating cavity comprises a plurality of sections of cavities with mutually independent temperature control.
Further, the cavity is in a cylindrical shape with the same diameter and the same length, and the cavity is in butt joint to form a heating cavity, so that the reinforcing cavity is in a cylindrical shape.
Further, the axis of the cavity extends vertically, so that the cavities are mutually abutted under the action of gravity.
Further, the cavity comprises a cylindrical ceramic main body, a heating medium is wrapped between the inner wall and the outer wall of the ceramic main body, and a power supply connecting wire of the heating medium is led out from the same end of the outer wall of the ceramic main body.
Further, the power supply connecting wire of the heating medium is positioned at one end of the outer wall of the ceramic main body far away from the air outlet.
In order to solve the second technical problem, the basic concept of the technical scheme adopted by the invention is as follows:
a control method of an electronic cigarette sequentially heats each section of cavity after a heating program of a heating cavity is started.
Further, the sequence of heating the cavity is as follows: from one end far away from the air outlet of the heating cavity to one end close to the air outlet of the heating cavity.
Further, two adjacent sections of cavities are heated for a certain time at the same time.
Further, after the electronic cigarette is started, whether a user triggers a heating instruction of the heating cavity and whether smoke forming matrixes are contained in the heating cavity is judged, if yes, a heating program of the heating cavity is started, and if not, the heating program of the heating cavity is not started.
Further, in the cavity heating process, the cavity temperature is detected, whether the obtained temperature detection value reaches a temperature set value is judged, if yes, heating is continued, and if not, heating is stopped.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects.
1. According to the invention, the heating cavity is formed by matching the mutually independent multi-section cavities, so that the temperature of the heating cavity is controlled more accurately, the temperature difference is smaller everywhere, and the smoke forming matrix is fully heated, thereby improving the utilization rate of the smoke forming matrix and reducing the use cost.
2. According to the invention, the cavities of each section are heated successively, so that the smoke forming matrix is heated section by section, and the availability of the smoke forming matrix is further improved.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
FIGS. 1-2 are schematic diagrams of an electronic cigarette according to embodiments of the present invention;
fig. 3 is a schematic view of a cartridge according to another embodiment of the invention;
fig. 4 is a schematic view of an electronic cigarette according to another embodiment of the present invention;
in the figure: 1. heating cavity, 2, cavity, 3, smog formation matrix, 4, filter tip, 5, power connecting wire, 6, supporting section, 7, cigarette substrate, 8, holding cavity, 9, metal substrate, 10, installation cavity, 11, heating structure.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 2, the present invention introduces an electronic cigarette comprising a heating chamber 1 for holding and heating an aerosol-forming substrate 3, the heating chamber 1 comprising a plurality of sections of chambers 2 with temperature control independent of each other.
According to the invention, the heating cavity 1 is formed by matching the mutually independent multi-section cavities 2, so that the temperature of the heating cavity 1 is controlled more accurately, the temperature difference is smaller, and the smoke forming matrix 3 is fully heated, thereby improving the availability of the smoke forming matrix 3 and reducing the use cost.
Example 1
As shown in fig. 1 to 2, the cavity 2 is in a cylindrical shape with the same diameter and the same length, and the cavity 2 is butted to form a heating cavity 1, so that the reinforcing cavity is in a cylindrical shape.
The axis of the cavity 2 extends vertically, so that the cavities 2 are mutually abutted under the action of gravity.
The cavity 2 comprises a cylindrical ceramic main body, a heating medium is wrapped between the inner wall and the outer wall of the ceramic main body, and a power supply connecting wire 5 of the heating medium is led out from the same end of the outer wall of the ceramic main body. The power supply connecting wire 5 of the heating medium is positioned at one end of the outer wall of the ceramic main body far away from the air outlet. Whether the cavity 2 is heated is controlled by controlling whether the heating medium is supplied with power.
The temperature of the cavity 2 is controlled by the temperature control module, and the electronic cigarette further comprises: the temperature control units are respectively connected with the temperature control modules and are used for controlling the work of the temperature control modules, so that each section of cavity 2 is heated from one end far away from the air outlet of the heating cavity 1 to one end close to the air outlet of the heating cavity 1, and the two adjacent sections of cavities 2 are heated for a certain time simultaneously. The power supply connecting wire 5 of the heating medium is connected with the temperature control module.
The temperature of the cavity 2 is controlled by the temperature control modules, and the temperature control modules are connected, so that each section of cavity 2 is heated from one end far away from the air outlet of the heating cavity 1 to one end close to the air outlet of the heating cavity 1, and two adjacent sections of cavities 2 are heated for a certain time at the same time. Specifically, after the heating program of the heating cavity 1 is started, the temperature control module of the first priority heats the corresponding cavity 2, and transmits the heating state (including the heating temperature and the heating time) to the temperature control module of the second priority, and the temperature control module of the second priority controls whether to heat the corresponding cavity 2 according to the working state of the temperature control module of the first priority, and after the temperature control module of the second priority heats the corresponding cavity 2, transmits the heating state (including the heating temperature and the heating time) to the temperature control module of the third priority, and so on until the heating process of the temperature control module of the last priority is finished.
The aerosol-forming substrate 3 is columnar with the same diameter as the heating cavity 1, and the aerosol-forming substrate 3 is inserted and fixed in the heating cavity 1. The end of the aerosol-forming substrate 3 opposite the insertion end is provided with a filter 4 for filtering the aerosol, the aerosol-forming substrate 3 being inserted into the heating chamber 1 from the insertion end, the filter 4 being at least partially provided outside the heating chamber 1 for suction. The periphery of the opening of the heating cavity 1 into which the aerosol-forming substrate 3 is inserted is a conical surface which gradually expands from the inner end to the outer end. The air outlet of the heating cavity 1 is an opening into which the aerosol-forming substrate 3 is inserted.
The heating cavity 1 is provided with a radial protruding bottom plate at one end far away from the substrate 3 feeding port, so that the columnar smog forms the substrate 3 to be inserted into the heating cavity 1 and then is abutted against the bottom plate. The bottom plate can be made of plastic and the like. The bottom plate is provided with an air hole communicated with the external space for the circulation of air flow generated by smoking. The heating chamber 1 is close to the one end that matrix 3 put in the mouth and is equipped with holds chamber 8, holds chamber 8 for the coaxial equiradial tube-shape with heating chamber 1, holds chamber 8 and keeps away from the one end open periphery of heating chamber 1 and be the conical surface that expands gradually from the inner end to outer end and form, and holds chamber 8 axial length and be less than the axial length of filter tip 4. The accommodating chamber 8 may be made of plastic or the like.
Example two
The difference between this embodiment and the first embodiment is that the present invention further introduces a control method for an electronic cigarette, and after the heating program of the heating cavity 1 is started, each section of cavity 2 is heated successively.
According to the invention, by sequentially heating each section of cavity 2, the smoke forming matrix 3 is heated section by section, so that the availability of the smoke forming matrix 3 is further improved.
The heating sequence of the cavity 2 is as follows: from one end far away from the air outlet of the heating cavity 1 to one end close to the air outlet of the heating cavity 1.
Before the heating of the former section of cavity 2 is finished, the heating of the latter section of cavity 2 is started. The temperature of the cavity 2 returns to the initial temperature, and the heating is regarded as the end, namely the heating process of the cavity 2 comprises a heating-up stage, a constant-temperature stage and a cooling-down stage.
Example III
The difference between the embodiment and the first and second embodiments is that after the electronic cigarette is started, it is determined whether the user triggers the heating instruction of the heating cavity 1 and whether the aerosol forming substrate 3 is contained in the heating cavity 1, if yes, the heating program of the heating cavity 1 is started, and if not, the heating program of the heating cavity 1 is not started.
Correspondingly, the electronic cigarette comprises the following working steps:
step 1, starting the electronic cigarette, judging whether an aerosol forming substrate 3 is contained in the heating cavity 1, if so, executing the step 2, and if not, executing the step 3;
step 2, judging whether a user triggers a heating instruction of the heating cavity 1, if yes, executing step 4, and if not, executing step 5;
step 3, the heating program of the heating cavity 1 is not started;
step 4, starting a heating program of the heating cavity 1;
and 5, the heating program of the heating cavity 1 is not started.
It is also possible to determine in step 1 whether the user triggers a heating command for the heating chamber 1 and in step 2 whether the aerosol-forming substrate 3 is contained inside the heating chamber 1.
Preferably, whether the heating cavity 1 contains the aerosol forming substrate 3 is judged, if yes, a heating instruction of the heating cavity 1 triggered by a user is effective, a first prompt tone is sent out to prompt the heating program of the heating cavity 1 to start, if not, the heating instruction of the heating cavity 1 triggered by the user is ineffective, and a second prompt tone is sent out to prompt the user to insert the aerosol forming substrate 3 into the heating cavity 1.
Example IV
The difference between this embodiment and the first to third embodiments is that, during the heating process of the cavity 2, the temperature of the cavity 2 is detected, and it is determined whether the obtained temperature detection value reaches the temperature set value, if yes, the heating is continued, and if not, the heating is stopped.
Correspondingly, the electronic cigarette also comprises the following working steps:
step 6, after the heating program of the heating cavity 1 is started, detecting the temperature of the cavity 2, judging whether the obtained temperature detection value reaches a temperature set value, if so, executing the step 7, and if not, executing the step 8;
step 7, stopping heating;
and 8, continuing heating.
After the obtained temperature detection value is judged to reach the temperature set value, the temperature can be kept unchanged, and after a certain time, the heating can be stopped.
Preferably, after the temperature of the cavity 2 of the previous cavity 2 reaches the starting temperature set value, the heating of the cavity 2 of the next cavity is started.
Example five
As shown in fig. 3, the invention also introduces a cartridge, which comprises a substrate 3 heated by a heating structure 11 to form smoke and a filter tip 4 for filtering the smoke, wherein a containing cavity 8 for inserting the heating structure 11 is arranged on the substrate 3, the containing cavity 8 extends to the filter tip 4, and a metal substrate 9 for separating the heating structure 11 and the substrate 3 is arranged in the containing cavity 8.
According to the invention, the metal base material 9 is arranged to separate the heating structure 11 from the matrix 3, so that tobacco tar generated in the heating process of the matrix 3 is prevented from adhering to the heating structure 11, and meanwhile, the matrix 3 is uniformly heated by diffusing heat through the metal base material 9 and then transmitting the heat to the matrix 3, so that the availability of the matrix 3 is improved.
The upstream or midstream section of the filter 4 is provided with a support section 6 through which the air flow generated by the suction of the smoke can pass, the support section 6 having a porous structure, and the receiving chamber 8 extending to the support section 6. The support section 6 may be of plastics or the like.
The substrate 3 and the filter tip 4 are cylindrical with coaxial constant diameters, and the accommodating chamber 8 is cylindrical coaxially with the substrate 3 and the filter tip 4. The metal base material 9 is in a cylinder shape coaxial with the accommodating cavity 8 and with the same diameter, the cylinder-shaped metal base material 9 is axially sleeved inside the accommodating cavity 8, the outer wall of the cylinder-shaped metal base material is attached to the accommodating cavity 8, and the heating structure 11 is inserted into the hollow part.
The axial length of the metal substrate 9 is equal to the axial length of the accommodation chamber 8.
The metal base material 9 is a flexible metal base material 9, which is wound into a tube shape; the flexible metal substrate 9 comprises aluminum foil. The cartridge further comprises a cigarette substrate 7 wrapped around the substrate 3 and the outside of the sides of the filter 4.
Example six
As shown in fig. 4, the invention also introduces an electronic cigarette, which comprises a mounting cavity 10 for mounting the cartridge, wherein one end of the mounting cavity 10 corresponding to the opening of the accommodating cavity 8 is provided with a convex heating structure 11, so that after the cartridge is filled in the mounting cavity 10, the heating structure 11 is inserted into the accommodating cavity 8 to heat the substrate 3.
After filling the installation cavity 10, at least part of the filter 4 is arranged outside the installation cavity 10 for the user to suck. The mounting chamber 10 is cylindrical in shape with the same diameter as the cartridge filling portion, so that the cartridge is inserted and fixed in the mounting chamber 10. The heating structure 11 is a column coaxial with the installation cavity 10, and the diameter of the heating structure is smaller than or equal to the diameter of the hollow part of the cylindrical metal base material 9.
The axis of the installation cavity 10 extends vertically, so that the cartridge is in contact with the bottom wall of the installation cavity 10 under the action of gravity.
The insertion length of the heat generating structure 11 is greater than or equal to the axial length of the substrate 3 and less than the axial length of the receiving chamber 8. The insertion end of the heating structure 11 is in a pointed structure.
It is also possible that the side of the installation chamber 10 is constituted by the heating chamber 1 of the first to fourth embodiments.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (9)
1. An electronic cigarette comprising a heating chamber for holding and heating an aerosol-forming substrate, characterized in that: the heating cavity comprises a plurality of sections of cavities with mutually independent temperature control;
a radially protruding bottom plate is arranged at one end of the heating cavity far away from the substrate putting opening, so that columnar smoke forms a substrate and is abutted against the bottom plate after being inserted into the heating cavity; the bottom plate is provided with an air hole communicated with the external space for the circulation of air flow generated by smoking;
the multi-section heating cavity forms the side part of the mounting cavity, and one end of the mounting cavity corresponding to the opening of the accommodating cavity is provided with a convex heating structure, so that after the cartridge is filled in the mounting cavity, the heating structure is inserted into the accommodating cavity to heat the substrate;
the cigarette bullet comprises a substrate which is heated by the heating structure and can form smog and a filter tip for filtering smog, wherein the substrate is provided with a containing cavity for inserting the heating structure, the containing cavity extends to the filter tip, and a metal substrate for separating the heating structure and the substrate is arranged in the containing cavity;
the heating structure is in a column shape coaxial with the mounting cavity, and the diameter of the heating structure is smaller than or equal to the diameter of the hollow part of the cylindrical metal base material.
2. An electronic cigarette according to claim 1, wherein: the cavity is in a cylindrical shape with the same diameter and the same coaxial shape, and the cavity is in butt joint to form a heating cavity, so that the reinforcing cavity is in a cylindrical shape.
3. An electronic cigarette according to claim 2, wherein: the axis of the cavity extends vertically, so that the cavities are mutually abutted under the action of gravity.
4. An electronic cigarette according to claim 2, wherein: the cavity comprises a cylindrical ceramic main body, a heating medium is wrapped between the inner wall and the outer wall of the ceramic main body, and a power supply connecting wire of the heating medium is led out from the same end of the outer wall of the ceramic main body.
5. The electronic cigarette of claim 4, wherein: the power supply connecting wire of the heating medium is positioned at one end of the outer wall of the ceramic main body far away from the air outlet.
6. A control method of an electronic cigarette is characterized in that: an electronic cigarette according to any one of claims 1 to 5; after a heating program of the heating cavity is started, heating each section of cavity sequentially;
the electronic cigarette further comprises: the temperature control units are respectively connected with the temperature control modules and are used for controlling the work of the temperature control modules, so that the cavities of each section are heated sequentially from one end far from the air outlet of the heating cavity to one end close to the air outlet of the heating cavity;
after a heating program of the heating cavity is started, the temperature control module of the first priority heats the corresponding cavity and transmits the heating temperature to the temperature control module of the second priority, the temperature control module of the second priority controls whether to heat the corresponding cavity according to the working state of the temperature control module of the first priority, and after the temperature control module of the second priority heats the corresponding cavity, the heating temperature is transmitted to the temperature control module of the third priority, and so on until the heating process of the temperature control module of the last priority is finished.
7. The method for controlling an electronic cigarette according to claim 6, wherein: two adjacent sections of cavities are heated for a certain time at the same time.
8. The method for controlling an electronic cigarette according to claim 6, wherein: after the electronic cigarette is started, whether a user triggers a heating instruction of the heating cavity and whether an aerosol forming substrate is contained in the heating cavity is judged, if yes, a heating program of the heating cavity is started, and if not, the heating program of the heating cavity is not started.
9. The method for controlling an electronic cigarette according to any one of claims 6 to 8, wherein: in the cavity heating process, the temperature of the cavity is detected, whether the obtained temperature detection value reaches a temperature set value is judged, if so, heating is continued, and if not, heating is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895598.3A CN110859327B (en) | 2018-08-08 | 2018-08-08 | Electronic cigarette and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895598.3A CN110859327B (en) | 2018-08-08 | 2018-08-08 | Electronic cigarette and control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110859327A CN110859327A (en) | 2020-03-06 |
| CN110859327B true CN110859327B (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810895598.3A Active CN110859327B (en) | 2018-08-08 | 2018-08-08 | Electronic cigarette and control method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110859327B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212971653U (en) * | 2020-07-02 | 2021-04-16 | 常州市派腾电子技术服务有限公司 | Atomization component, atomizer and electronic cigarette |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104770885A (en) * | 2015-02-13 | 2015-07-15 | 深圳市合元科技有限公司 | Smoke suction device |
| CN105876866A (en) * | 2016-02-25 | 2016-08-24 | 深圳市劲嘉科技有限公司 | Multifunctional smoking tool |
| CN106235421A (en) * | 2016-09-29 | 2016-12-21 | 西安交通大学 | The raw cigarette device of a kind of cavity adjustable type intelligent temperature control Nicotiana tabacum L. dry type low-temperature heat |
-
2018
- 2018-08-08 CN CN201810895598.3A patent/CN110859327B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104770885A (en) * | 2015-02-13 | 2015-07-15 | 深圳市合元科技有限公司 | Smoke suction device |
| CN105876866A (en) * | 2016-02-25 | 2016-08-24 | 深圳市劲嘉科技有限公司 | Multifunctional smoking tool |
| CN106235421A (en) * | 2016-09-29 | 2016-12-21 | 西安交通大学 | The raw cigarette device of a kind of cavity adjustable type intelligent temperature control Nicotiana tabacum L. dry type low-temperature heat |
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| CN110859327A (en) | 2020-03-06 |
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