CN210630649U - Electron cigarette heating element and electron cigarette - Google Patents
Electron cigarette heating element and electron cigarette Download PDFInfo
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- CN210630649U CN210630649U CN201921506087.4U CN201921506087U CN210630649U CN 210630649 U CN210630649 U CN 210630649U CN 201921506087 U CN201921506087 U CN 201921506087U CN 210630649 U CN210630649 U CN 210630649U
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Abstract
The utility model discloses an electron cigarette heating element and electron cigarette, including the porous body that is used for the storage and conducts the tobacco juice under the heating state, the porous body has the atomizing face, atomizing face surface covering has and is used for right tobacco juice in the porous body heats atomizing heat-generating body, the heat-generating body is including having the function of generating heat and being the metal heating film of single line type structure, the width of metal heating film is along with its distance the distance at metal heating film geometric center increases and reduces gradually. The utility model provides an electron cigarette heating element adopts the tobacco juice of metal heating film in to the porous body to heat the atomization and handles, provides stable, even temperature field for the atomizing of tobacco juice, not only can promote the taste with the even atomizing of tobacco juice, can avoid the metal heating film to strike because of the high thermal stress who causes of local temperature in addition, reduces the probability that the metal heating film fracture became invalid to improve the job stabilization nature and the life-span of heating element and electron cigarette.
Description
Technical Field
The utility model relates to an electron cigarette technical field specifically is an electron cigarette heating element and electron cigarette.
Background
An electronic cigarette is an electronic device which is actively inhaled into the body of a consumer after electronic cigarette smoke liquid is heated, boiled, atomized and escaped. The electronic cigarette liquid is usually added with nicotine and tobacco fragrance with certain concentration, so that the experience similar to that of smoking a traditional cigarette can be brought to consumers. Among the many components of electronic cigarettes, a heating element for atomizing the smoke liquid of an electronic cigarette has been the hot spot of industrial research.
In recent years, more and more electronic cigarettes have been provided with ceramic heating elements, which generally have three types of configurations according to the different heat generating parts: ceramic-heater, ceramic-metal film, ceramic-steel mesh, wherein the ceramic-metal film is quieter during atomization and does not fry oil providing a more comfortable pumping experience for the consumer than the other two configurations. However, the uniformity of the temperature field of the heating component with the existing ceramic-metal film structure is still not well controlled when the heating component is electrified and atomized, the phenomenon of overhigh local temperature usually occurs, the temperature difference of the whole heating film is 50-100 ℃, the unevenness of the temperature field not only affects the atomization taste, but also can form large thermal stress impact on the heating film to cause the breakage and failure of the metal film, and the requirement of long service life cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a become electronic cigarette heating element of line footpath metal heating film, this heating element can provide stable, even temperature field for the atomizing of tobacco juice, and temperature field temperature difference can be controlled within 20 ℃, not only can promote the taste with the even atomizing of tobacco juice, can avoid metal heating film to strike because of the too high thermal stress who causes of local temperature in addition, reduces the probability that metal heating film fracture became invalid to improve the working life of electronic cigarette heating element and electron cigarette.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model provides an electron cigarette heating element, is including the porous body that is used for storage and conduction tobacco juice under the heating state, the porous body has the atomizing face, atomizing face surface covering has and is used for right tobacco juice in the porous body heats atomizing heat-generating body, the heat-generating body is including having the function of generating heat and being the metal heating film of single line type structure, the width of metal heating film is along with its distance the distance at metal heating film geometric center increases and reduces gradually.
Furthermore, the heating body also comprises two electric connection parts arranged at two ends of the metal heating film, and the two electric connection parts are connected with the contact electrode.
Furthermore, the whole pattern of the metal heating film is of a symmetrical structure, and the geometric center of the metal heating film is superposed with the geometric center of the atomization surface.
Further, the local pattern of the metal heating film is at least one of a straight line and a curve, and the curve comprises at least one of a circular line, an elliptical line, a wavy line and a spiral line.
Further, the width of the metal heating film is in the range of 0.1mm-2.0 mm.
Furthermore, the metal heating film is made of one or more materials of platinum, silver, copper, nickel and iron.
Furthermore, a plurality of small holes are distributed on the porous body, the porosity of the porous body is 50% -60%, and the pore diameter is 0.1-60 um.
Further, the porous body is of an integrally sintered structure.
Furthermore, the porous body is made by compounding one or more materials of aluminum oxide, silicon oxide, magnesium oxide and calcium oxide.
Furthermore, electron cigarette heating element still includes the symmetry and sets up the contact electrode at heat-generating body both ends, contact electrode is to keeping away from the metal wire is drawn forth to the one end of heat-generating body, the metal wire other end is used for being connected to outside control circuit and power.
Furthermore, a groove is formed in one end, far away from the atomization surface, of the heating body, and a liquid suction surface is formed on the inner wall surface, close to the atomization surface, in the groove.
The utility model also provides an electron cigarette, the electron cigarette is including preceding an electron cigarette heating element.
Compared with the prior art, the utility model discloses an useful part is:
the utility model provides an electronic cigarette heating component which adopts a variable wire diameter metal heating film and is used for heating and atomizing smoke liquid in a porous body, the width of the heating component is gradually reduced along with the increase of the distance from the geometric center of the metal heating film, and the wider the wire diameter, the smaller the resistance is, the lower the heating value is; after heating for a period of time, the temperature difference between the middle part of the metal heating film and the middle part of the porous body contacted with the metal heating film is reduced, and heat transfer is blocked, so that a wider metal heating film is required to generate less heat; the two ends of the metal heating film can smoothly transfer heat to the edge parts of the two ends of the porous body, so that the narrower metal heating film is required to generate more heat; thereby for the atomizing of tobacco juice provides stable, even temperature field, not only can promote the taste with the even atomizing of tobacco juice, can avoid the metal heating film moreover because of the too high thermal stress who causes of local temperature strikes, reduces the probability that the metal heating film fracture became invalid to improve the job stabilization nature and the life-span of electron cigarette heating element and electron cigarette.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a three-dimensional structure diagram of an electronic cigarette heating component of the metal heating film of the present invention;
FIG. 2 is a perspective view of the porous body;
1. a porous body; 2. a contact electrode; 3. a metal wire; 4. a heating element; 5. a groove; 11. atomizing surface; 12. and (4) sucking the liquid level.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection, physical connection or wireless communication connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Example one
The electronic cigarette heating assembly shown in fig. 1-2 comprises a porous body 1 for storing and conducting smoke liquid in a heating state, wherein the porous body 1 is provided with an atomizing surface 11, a heating element 4 for heating and atomizing the smoke liquid in the porous body 1 is covered on the surface of the atomizing surface 11 to form a linear heating loop, and the area of the heating element 4 is smaller than that of the atomizing surface 11; the heating body 4 comprises a metal heating film which has a heating function and is of a single-wire structure, and the width of the metal heating film is gradually reduced along with the increase of the distance from the metal heating film to the geometric center of the metal heating film.
As is well known, the wider the wire diameter of the metal heating film in the electronic cigarette, the smaller the resistance and the lower the heating value; in the embodiment, the maximum width position of the metal heating film is not higher than 2.0mm, and the minimum width position is not lower than 0.1 mm; after the metal heating film is electrified and heated for a period of time, the temperature difference between the middle part of the metal heating film and the middle part of the porous body in contact with the metal heating film is reduced, and heat transfer is blocked, so that a wider metal heating film is required to generate less heat; the two ends of the metal heating film can smoothly transfer heat to the edge parts of the two ends of the porous body, so that the narrower metal heating film is required to generate more heat; thereby form heat balance, for the atomizing of tobacco juice provides stable, even temperature field, not only can promote the taste with the even atomizing of tobacco juice, can avoid the metal heating film to reduce the probability that the metal heating film fracture became invalid because of the thermal stress impact that local high temperature caused moreover to improve the job stabilization nature and the life-span of heating element and electron cigarette.
In this embodiment, the porous body 1 is a porous ceramic substrate, and a plurality of pores with a pore size of 0.1-60um are distributed on the surface of the porous ceramic substrate, and the porosity is 50% -60%.
Preferably, the metal heating film, that is, the whole pattern formed by the single-line structure coiled shape, is in a centrosymmetric or rotational symmetric structure, and the geometric center of the metal heating film is overlapped with the geometric center of the atomization surface 11, so that the metal heating film can uniformly heat the smoke liquid on the two ends of the atomization surface 11.
Preferably, the local pattern of the metal heating film is at least one of a straight line and a curve, the curve comprises at least one of a circular line, an elliptical line, a wavy line and a spiral line, and the wavy line in the curve is further preferred, so that the metal heating film not only has attractive appearance, but also has better uniformity in heating the smoke liquid.
Preferably, the metal heating film is made of one or more materials of platinum, silver, copper, nickel and iron, and is further preferably copper, so that the heat conduction effect is good, and the material cost is low; under the condition of meeting certain mechanical properties, the thickness of the metal heating film can be made as thin as possible, so that less internal heat accumulation is realized, and the atomization efficiency is high.
Preferably, the electronic cigarette heating component further comprises contact electrodes 2 symmetrically arranged at two ends of the heating element 4, the contact electrodes 2 lead out metal wires 3 to one ends far away from the heating element 4, the other ends of the metal wires 3 are used for being connected to an external control circuit and a power supply, and the contact electrodes 2 and the metal wires 3, and the metal wires 3 and the external control circuit and the power supply are fixedly connected in an electric soldering mode; the contact electrode 2 is used for communicating the metal lead 3 with the metal heating film; the metal lead 3 is used for connecting the electronic cigarette heating component with the metal heating film, an external control circuit of the electronic cigarette and a power supply, so that the normal use of the electronic cigarette heating component is ensured.
In order to facilitate installation, the two ends of the metal heating film are also provided with electric connection parts fixedly connected with the contact electrodes 2, and the electric connection parts and the metal heating film are integrally formed, so that the connection strength is increased.
Preferably, a groove 5 is formed in one end, away from the atomization surface 11, of the heating body 4, the groove 5 is integrally of a bowl-shaped structure, a cavity part of the groove is used for storing the tobacco juice, the distance from the tobacco juice to the atomization surface 11 is shortened, the flow resistance of the tobacco juice entering the atomization surface 11 is reduced, and the tobacco juice of the atomization surface 11 is supplemented in time; the inner wall surface of the groove 5 close to the atomization surface 11 forms a liquid absorption surface 12, smoke liquid in the groove can enter the atomization surface 11 through the inner micropores along with the temperature rise, and then escapes from the atomization surface 11, so that the atomization effect is ensured.
The utility model discloses a concrete use is: starting a power supply, transmitting electricity to a heating body 4 through a metal wire 3 and a contact electrode 2, and specifically transmitting the electricity to an electric connection part and a metal heating film, wherein the metal heating film starts to heat, the middle part of the metal heating film has wider width, smaller resistance and smaller heat productivity, and the two ends of the metal heating film have narrower width, larger resistance and larger heat productivity; after the metal heating film is electrified and heated for a period of time, the temperature difference between the metal heating film and the porous ceramic matrix is reduced, the heat transfer of the middle part of the metal heating film is blocked, and the heat of the two ends is smoothly transferred to the edge part of the porous ceramic matrix; at this time, the middle part of the metal heating film has less heat distribution and slow heat transfer, the two ends have more heat productivity and fast heat transfer, so that heat balance is formed, and a stable and uniform temperature field is provided for the atomization of the smoke liquid entering the atomization surface 11 from the groove 5 through the liquid absorption surface 12.
Example two
The electronic cigarette heating assembly shown in fig. 1-2 comprises a porous body 1 for storing and conducting smoke liquid in a heating state, wherein the porous body 1 is provided with an atomizing surface 11, a heating element 4 for heating and atomizing the smoke liquid in the porous body 1 is covered on the surface of the atomizing surface 11 to form a linear heating loop, and the area of the heating element 4 is smaller than that of the atomizing surface 11; the heating body 4 comprises a metal heating film which has a heating function and is of a single-wire structure, and the width of the metal heating film is gradually reduced along with the increase of the distance from the metal heating film to the geometric center of the metal heating film.
Compared with the first embodiment, the difference is that the maximum width of the metal heating film is not higher than 1.6mm, the minimum width is not lower than 0.08mm, the heating atomization speed of the pair of cigarette liquid is faster, the waiting time of a user is reduced, and the using process and the principle are the same as those of the first embodiment.
EXAMPLE III
The utility model also provides an electron cigarette, include as embodiment one or embodiment two an electron cigarette heating element.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. An electronic cigarette heating element comprising a porous body (1) for storing and conducting smoke liquid in a heated state, characterized in that: porous body (1) has atomizing face (11), atomizing face (11) surface covering has and is used for right the tobacco juice in porous body (1) heats atomizing heat-generating body (4), heat-generating body (4) are including having the function of generating heat and being the metal heating film of single line type structure, the width of metal heating film is along with its distance the distance of metal heating film geometric centre increases and reduces gradually.
2. The electronic cigarette heating element of claim 1, wherein: the whole pattern of the metal heating film is of a symmetrical structure, and the geometric center of the metal heating film is superposed with the geometric center of the atomization surface (11).
3. An electronic cigarette heating element according to claim 2, characterized in that: the local pattern of the metal heating film is at least one of a straight line and a curve, and the curve comprises at least one of a circular line, an elliptical line, a wavy line and a spiral line.
4. An electronic cigarette heating element according to claim 3, characterized in that: the width of the metal heating film is in the range of 0.1mm-2.0 mm.
5. The electronic cigarette heating element of claim 4, wherein: the metal heating film is made of one or more materials of platinum, silver, copper, nickel and iron.
6. The electronic cigarette heating element of claim 1, wherein: the porous body (1) is distributed with a plurality of pores, the porosity of the porous body is 50-60%, and the pore diameter is 0.1-60 um.
7. The electronic cigarette heating element of claim 6, wherein: the porous body (1) is made by compounding one or more materials of aluminum oxide, silicon oxide, magnesium oxide and calcium oxide.
8. The electronic cigarette heating element of claim 1, wherein: still including the symmetry setting contact electrode (2) at heat-generating body (4) both ends, contact electrode (2) are to keeping away from metal wire (3) are drawn forth to the one end of heat-generating body (4), metal wire (3) other end is used for being connected to outside control circuit and power.
9. An electronic cigarette heating element according to any one of claims 1-8, wherein: a groove (5) is formed in one end, far away from the atomizing surface (11), of the heating body (4), and a liquid suction surface (12) is formed in the groove (5) and close to the inner wall surface of the atomizing surface (11).
10. An electronic cigarette, characterized in that: comprising an electronic cigarette heating element according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921506087.4U CN210630649U (en) | 2019-09-11 | 2019-09-11 | Electron cigarette heating element and electron cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921506087.4U CN210630649U (en) | 2019-09-11 | 2019-09-11 | Electron cigarette heating element and electron cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210630649U true CN210630649U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921506087.4U Expired - Fee Related CN210630649U (en) | 2019-09-11 | 2019-09-11 | Electron cigarette heating element and electron cigarette |
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| CN (1) | CN210630649U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137178A (en) * | 2020-10-14 | 2020-12-29 | 深圳市艾溹技术研究有限公司 | Electronic cigarette heating mechanism, preparation method thereof and electronic cigarette |
| CN112931954A (en) * | 2021-03-16 | 2021-06-11 | 深圳市基克纳科技有限公司 | Heating structure and atomizer |
| WO2023019765A1 (en) * | 2021-08-19 | 2023-02-23 | 比亚迪精密制造有限公司 | Atomizing core of electronic cigarette and electronic cigarette |
| WO2023019752A1 (en) * | 2021-08-19 | 2023-02-23 | 比亚迪精密制造有限公司 | Heating assembly of atomizer, and atomizer |
| WO2023065668A1 (en) * | 2021-10-21 | 2023-04-27 | 比亚迪精密制造有限公司 | Atomizing core of electronic cigarette and electronic cigarette |
| WO2023071369A1 (en) * | 2021-10-29 | 2023-05-04 | 惠州市新泓威科技有限公司 | Atomization core having atomization groove |
-
2019
- 2019-09-11 CN CN201921506087.4U patent/CN210630649U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137178A (en) * | 2020-10-14 | 2020-12-29 | 深圳市艾溹技术研究有限公司 | Electronic cigarette heating mechanism, preparation method thereof and electronic cigarette |
| CN112931954A (en) * | 2021-03-16 | 2021-06-11 | 深圳市基克纳科技有限公司 | Heating structure and atomizer |
| WO2023019765A1 (en) * | 2021-08-19 | 2023-02-23 | 比亚迪精密制造有限公司 | Atomizing core of electronic cigarette and electronic cigarette |
| WO2023019752A1 (en) * | 2021-08-19 | 2023-02-23 | 比亚迪精密制造有限公司 | Heating assembly of atomizer, and atomizer |
| WO2023065668A1 (en) * | 2021-10-21 | 2023-04-27 | 比亚迪精密制造有限公司 | Atomizing core of electronic cigarette and electronic cigarette |
| WO2023071369A1 (en) * | 2021-10-29 | 2023-05-04 | 惠州市新泓威科技有限公司 | Atomization core having atomization groove |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201013 Address after: 410300 Jingcheng science and Technology Park, no.6, Dingsheng Road, Yong'an Town, Liuyang City, Changsha City, Hunan Province Patentee after: Liuyang best technology Co.,Ltd. Address before: No.28, group di 1, Banqiao Village, Chengnan Township, Linxiang City, Yueyang City, Hunan Province Patentee before: Du Canxin |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200529 Termination date: 20210911 |
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| CF01 | Termination of patent right due to non-payment of annual fee |