CN114259085B - Monolithic ceramic heater - Google Patents
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- CN114259085B CN114259085B CN202111662279.6A CN202111662279A CN114259085B CN 114259085 B CN114259085 B CN 114259085B CN 202111662279 A CN202111662279 A CN 202111662279A CN 114259085 B CN114259085 B CN 114259085B
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- 239000000919 ceramic Substances 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 231
- 238000010438 heat treatment Methods 0.000 claims abstract description 109
- 238000000889 atomisation Methods 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims description 23
- 229910010293 ceramic material Inorganic materials 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 2
- 239000000443 aerosol Substances 0.000 abstract description 28
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000000465 moulding Methods 0.000 abstract description 6
- 239000011159 matrix material Substances 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 5
- 238000005266 casting Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000002663 nebulization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The application relates to a monolithic ceramic heating body, a liquid guide component and a plurality of heating bodies. The liquid guiding component comprises at least two liquid guiding bodies, and all the liquid guiding bodies are provided with an open cavity and an opening which is communicated with the open cavity and extends along the longitudinal direction of the liquid guiding body where the liquid guiding component is located. The heating bodies are in one-to-one heat conduction connection with all the liquid guide bodies and are used for heating and atomizing aerosol generating matrixes in the liquid guide bodies. And all the liquid guide bodies are mutually butted and are constructed in a way that all the open cavities are mutually communicated through the respective openings to form a closed atomization cavity. Therefore, the application provides the liquid guide with the semi-open structure, and the closed liquid guide component and the atomization cavity are formed by surrounding the liquid guide, so that the production die of the single liquid guide is simple and reliable, the hollow die core is not required to be positioned during pouring molding, and the problems of uneven wall thickness and poor consistency caused by pouring impact force are naturally avoided.
Description
Technical Field
The application relates to the technical field of atomization, in particular to a monolithic ceramic heating body.
Background
The aerosol is a colloid dispersion system formed by dispersing and suspending solid or liquid small particles in a gaseous medium, and can be absorbed by a human body through a respiratory system, so that a novel alternative absorption mode is provided for a user, for example, an electronic atomizer for generating the aerosol by aerosol generating matrixes such as medical medicines and the like can be used in different fields such as medical treatment and the like, and the aerosol which can be inhaled is delivered for the user to replace the conventional product form and absorption mode.
The columnar ceramic heating element in the currently used electronic atomizer is generally a columnar hollow ceramic structure embedded spiral heating wire, the ceramic matrix is set into a closed columnar hollow structure, and the heating wire is fixed on the ceramic matrix and positioned in the ceramic matrix, so that aerosol production matrix in the ceramic matrix is atomized through the heating element to generate aerosol and the aerosol is provided for users.
However, the ceramic matrix is of a hollow closed annular structure, so that the hollow mold core is difficult to fix, and the problem of uneven wall thickness and poor consistency of the ceramic matrix due to pouring impact force in the pouring molding process is solved.
Disclosure of Invention
Based on the problems, the casting wall thickness of the traditional columnar ceramic heating element is uneven, and the consistency is poor, so that the monolithic ceramic heating element is needed to be provided.
A monolithic ceramic heat-generating body comprising:
the liquid guide assembly comprises at least two liquid guides; each liquid guide body is provided with an open cavity and an opening which is communicated with the open cavity and extends along the longitudinal direction of the liquid guide body where the liquid guide body is positioned;
the heating bodies are in heat conduction connection with all the liquid guide bodies in one-to-one correspondence;
all the liquid guide bodies are mutually butted, and all the open cavities are mutually communicated through the openings to form a closed atomization cavity.
Therefore, the liquid guide body with the semi-open structure is provided by the application, so that the closed liquid guide assembly and the atomization cavity are formed by surrounding the plurality of liquid guide bodies, the production die of a single liquid guide body is simple and reliable, the positioning of the hollow die core is not needed during casting molding, and the problems of uneven wall thickness and poor consistency caused by casting impact force are naturally avoided.
In one embodiment, all the liquid guides have liquid guide surfaces and atomization surfaces which are sequentially arranged along the flowing direction of the aerosol-generating substrate, the atomization surfaces are communicated with the atomization cavity, and all the liquid guides have liquid guide capability of guiding the aerosol-generating substrate from the liquid guide surfaces to the atomization surfaces;
and the heating elements are arranged on the atomization surfaces of all the liquid guide bodies in a one-to-one correspondence mode.
In this way, the liquid guide assembly formed by the butt joint of the plurality of liquid guides is used for guiding the aerosol generating substrate from the liquid guide surface into the liquid guide and then gradually guiding the aerosol generating substrate to the atomizing surface closest to the heating body. And then the aerosol generating substrate can receive the heat conducted by the heating element more quickly, so that the aerosol is generated by atomization quickly and is sucked by a user.
In one embodiment, the liquid guiding component comprises a first liquid guiding body and a second liquid guiding body, the number of the heating elements is two, and the heating elements are arranged on the atomizing surfaces of the first liquid guiding body and the second liquid guiding body.
Therefore, the liquid guide body with the semi-open structure is arranged, so that the production die of the single liquid guide body is simple and reliable, the consistency of the liquid guide body can be ensured when the single liquid guide body is produced, the yield is improved, and the liquid guide body is suitable for mass production, high in mass production performance and yield and low in cost.
In one embodiment, the first liquid guide and the second liquid guide are each semi-cylindrical with a half-cavity and are configured to butt-joint to form the cylindrical liquid guide assembly and the cylindrical atomization cavity.
In one embodiment, each heat generating body is embedded on the atomizing surface corresponding to the liquid guiding body. Compared with the setting structure of the spiral heating wire, the heating element can be uniformly and fixedly connected with the atomization surface in a clamping and embedding mode, so that the heating element is prevented from being compressed and deformed, the heating element can be uniformly distributed on the whole atomization surface, and the heating area is large and heating is uniform.
In one embodiment, each heating element comprises a heating net which is arranged to cover the atomizing surface of the liquid guide body.
In one embodiment, the heating body further comprises a connecting part electrically connected with the power supply, and the connecting part is arranged at two opposite ends of the heating net and protrudes relative to the liquid guiding body.
In one embodiment, each liquid guide body is integrally connected with the heating element arranged on the liquid guide body in a pouring mode.
In one embodiment, the plurality of liquid guides are detachably docked.
In one embodiment, all of the liquid guides are microporous ceramic materials.
The monomer ceramic heating element is used as an atomizing core of the electronic atomizer and comprises a liquid guide component and a plurality of heating elements. The liquid guiding component comprises at least two liquid guiding bodies, and all the liquid guiding bodies are provided with an open cavity and an opening which is communicated with the open cavity and extends along the longitudinal direction of the liquid guiding body where the liquid guiding component is located. The heating bodies are in one-to-one heat conduction connection with all the liquid guide bodies and are used for heating and atomizing aerosol generating matrixes in the liquid guide bodies. And all the liquid guide bodies are mutually butted and are constructed in a way that all the open cavities are mutually communicated through the respective openings to form a closed atomization cavity. Therefore, the application provides the liquid guide with the semi-open structure, and the closed liquid guide component and the atomization cavity are formed by surrounding the liquid guide, so that the production die of the single liquid guide is simple and reliable, the hollow die core is not required to be positioned during pouring molding, and the problems of uneven wall thickness and poor consistency caused by pouring impact force are naturally avoided.
Drawings
FIG. 1 is a schematic perspective view of a monolithic ceramic heater according to an embodiment of the present application;
FIG. 2 is a schematic perspective view of one of the liquid guides in the monolithic ceramic heating element provided in FIG. 1;
FIG. 3 is a schematic perspective view of a liquid guiding assembly in the monolithic ceramic heater provided in FIG. 1;
fig. 4 is a schematic perspective view of a heating element of the monolithic ceramic heating element provided in fig. 1.
Reference numerals: 100. a monolithic ceramic heating element; 10. a liquid guiding component; 11. conducting liquid; 12. a liquid guiding surface; 13. an atomizing surface; 14. an atomizing chamber; 20. a heating element; 21. a heating net; 22. and a connecting part.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1 to 4, an embodiment of the present application provides a monolithic ceramic heating element 100 as an atomizing core of an electronic atomizer, which comprises a liquid guiding component 10 and a plurality of heating elements 20. The liquid guiding assembly 10 includes at least two liquid guiding bodies 11, all the liquid guiding bodies 11 have an open cavity and an opening which is communicated with the open cavity and extends along the longitudinal direction of the liquid guiding body 11 where the liquid guiding body 11 is located, that is, each liquid guiding body 11 has a semi-open structure, and in the extending direction of the liquid guiding body 11, one side of the open cavity is the liquid guiding body 11, and the other side is the opening. The heating elements 20 are in one-to-one heat conduction connection with all the liquid guide bodies 11 and are used for heating and atomizing aerosol generating matrixes in the liquid guide bodies 11 to generate aerosol. And, all of the liquid guides 11 are butted against each other and constructed such that a plurality of open chambers are butted against each other through the respective openings to form one closed atomizing chamber 14. The closed state of the atomizing chamber 14 refers to a closed state in which there is no outlet in a direction intersecting with the extending direction of the liquid guides 11 and a plurality of liquid guides 11 are enclosed.
Therefore, the liquid guide 11 with the semi-open structure is provided by the application, and the closed liquid guide assembly 10 and the atomization cavity 14 are formed by surrounding the plurality of liquid guide 11, so that the production die of the single liquid guide 11 is simple and reliable, the positioning of a hollow die core is not needed during pouring molding, and the problems of uneven wall thickness and poor consistency caused by pouring impact force are naturally avoided.
It can be understood that, through setting up half open structure's liquid 11 that leads for the production mould of single liquid 11 is simple reliable, can guarantee the uniformity of liquid 11 when producing single liquid 11, thereby improves the yield, is more suitable for being applied to mass production in the mass production, and mass production nature, yields are high, and with low costs.
In one embodiment, after formation, the liquid guide assembly 10 has a gas inlet for entering outside air and a gas outlet for discharging aerosol generated in the atomizing chamber 14 to guide the outside of the monolithic ceramic heat generating body 100 structure for inhalation by a user at opposite ends in the direction of extension thereof.
Referring to fig. 3, in one embodiment, all of the liquid guides 11 have liquid guides 12 and atomizing surfaces 13 sequentially arranged along the flow direction of the aerosol-generating substrate, the atomizing surfaces 13 are communicated with the atomizing chamber 14, all of the liquid guides 11 have liquid guide capability for guiding the aerosol-generating substrate from the liquid guides 12 to the atomizing surfaces 13, and the plurality of heating elements 20 are provided on the atomizing surfaces 13 of all of the liquid guides 11 in one-to-one correspondence. In this way, the liquid guide assembly 10 formed by the butt joint of the liquid guide bodies 11 guides the aerosol generating substrate from the liquid guide surface 12 into the liquid guide body 11 and gradually guides the aerosol generating substrate to the atomizing surface 13 closest to the heating body 20, so that the aerosol generating substrate can quickly receive the heat conducted by the heating body 20, and the aerosol is quickly atomized to be sucked by a user.
Specifically, each atomizing surface 13 is provided with a heating element 20, and the plurality of heating elements 20 can heat the plurality of liquid guides 11 simultaneously, so that uniformity of atomizing temperature is ensured, and the atomizing effect is better.
In other embodiments, the heating element 20 may be disposed at other positions as long as it can be thermally connected to the plurality of liquid conductors 11, and the present application is not limited thereto.
Further, the number of the liquid guiding bodies 11 may include two, three, four, etc., and the shape of the liquid guiding assembly 10 may be a hollow cylindrical structure having the atomizing chamber 14.
Referring to fig. 1 and 3, in one embodiment, when the liquid guiding bodies 11 include two liquid guiding bodies, the liquid guiding assembly 10 includes a first liquid guiding body and a second liquid guiding body, the heating bodies 20 include two heating bodies 20 disposed on the atomizing surfaces 13 of the first liquid guiding body and the second liquid guiding body. The first liquid guide and the second liquid guide are abutted to form the atomizing chamber 14 to assemble the completed liquid guide assembly 10.
Referring to fig. 1 and 3, further, for convenience of assembly, the liquid guiding assembly 10 is generally configured in a regular shape, such as a cylinder, and when the liquid guiding assembly 10 is cylindrical, the first liquid guiding body and the second liquid guiding body are each in a semi-cylindrical shape having a half-cavity, and are configured to be abutted to form the cylindrical liquid guiding assembly 10 and the cylindrical atomization cavity 14. Therefore, only one semicircular new die is needed to be arranged to pour a part library comprising a plurality of liquid guides, and two liquid guides which form the first liquid guide and the second liquid guide are taken out to be in butt joint so as to form the complete liquid guide assembly 10, so that the monolithic ceramic heating body 100 is simple to assemble and low in cost.
In other embodiments, the liquid guiding member 10 may be provided in other structures such as a quadrangular prism, a pentahedral prism, etc., and the number of the liquid guiding bodies 11 is preferably two to three, thereby ensuring that the liquid guiding member 10 is simply assembled and that the connection of the heating body 20 is simple.
In one embodiment, the plurality of liquid guides 11 are detachably docked. When one of the liquid guides 11 is damaged, the liquid guide can be detached at any time for replacement. The fixing manner of the plurality of liquid guides 11 may be a fixing manner of a protrusion and a clamping groove, or may be a fixing manner of sleeving a fixing structure on the liquid guide surface 12 of the liquid guide assembly 10, so as to fix the plurality of liquid guides 11, which is not limited herein. It is noted that the fixation means of the fixation structure is sleeved on the liquid guiding surface 12 of the liquid guiding component 10, and the fixation structure itself cannot influence the normal introduction of the aerosol-generating substrate.
In one embodiment, the liquid guides 11 are made of microporous ceramic material, and the microporous ceramic material is integrally molded by a mold. The porosity of the plurality of liquid guides 11 may be set to be the same or different, and an important feature of the microporous ceramic material is to have more controllable pores for receiving and circulating the aerosol-generating substrate therein. The micron-sized pore size, high open porosity, and uniformity of pore size distribution may allow for a higher amount of aerosol to be generated in the nebulization chamber 14.
In one embodiment, each heating element 20 is embedded on the atomizing surface 13 of the corresponding liquid guiding body 11, and the heating elements 20 can be arranged as heating wires, and can convert electric energy into heat energy when receiving electric current to pass through. Compared with the arrangement structure of the spiral heating wire, the heating body 20 can be uniformly and fixedly connected with the atomization surface 13 in a clamping and embedding mode, so that the heating body 20 is prevented from being compressed and deformed, the heating body can be uniformly distributed on the whole atomization surface 13, and the heating area is large and heating is uniform.
In one embodiment, the heating body 20 comprises a heating net 21, the heating net 21 is arranged to cover the atomizing surface 13 of the liquid guiding body 11, the heating net 21 is controlled to generate heat to atomize the aerosol generating substrate of the atomizing surface 13 into the atomizing cavity 14, and then the aerosol generating substrate is guided out of the gas outlet along the guiding direction of the atomizing cavity 14.
In one embodiment, the heating atomization of the aerosol-generating substrate at different powers may be achieved by controlling the magnitude of the current flowing into the heating mesh 21 to control the generation of different heating powers.
In one embodiment, the heating element 20 further includes a connection portion 22 electrically connected to the power source, and the connection portion 22 is connected to opposite ends of the heating net 21 and is disposed to protrude from the liquid guide body 11. I.e., the connection portion 22 is extended out of the atomizing chamber 14 to be connected, thereby facilitating the electrical connection assembly of the heating body 20.
Specifically, the connection portion 22 may be electrode posts disposed at opposite ends of the heating net 21 as heating pins of the heater, and one end of each of the two electrode posts is connected to the positive electrode and the other end is connected to the negative electrode, so as to form a complete current path for the heating net 21.
In one embodiment, each liquid guide 11 is integrally cast with the heat generating body 20 provided thereon. Namely, when the monolithic ceramic heating body 100 is manufactured, the heating body 20 is directly placed in a die, and the liquid guide body 11 is manufactured, and meanwhile, the heating body 20 is assembled with the liquid guide body 11, so that the assembly efficiency is improved, the heating area is large, the heating is uniform, the aerosol quantity is large, and the experience of a user is improved.
According to another aspect of the present application, there is also provided an electronic atomizing apparatus including the monolithic ceramic heating body 100 described in any one of the above embodiments, the monolithic ceramic heating body 100 serving as an atomizing core of the electronic atomizing apparatus for heating and atomizing an aerosol-generating substrate to form an aerosol for inhalation by a user. Therefore, the liquid guide 11 with the semi-open structure is provided by the application, and the closed liquid guide assembly 10 and the atomization cavity 14 are formed by surrounding the plurality of liquid guide 11, so that the production die of the single liquid guide 11 is simple and reliable, the positioning of a hollow die core is not needed during pouring molding, and the problems of uneven wall thickness and poor consistency caused by pouring impact force are naturally avoided.
The monolithic ceramic heating element 100 and the electronic atomization device provided by the application have the following advantages:
1) The liquid guide assembly 10 comprises at least two liquid guides 11, each liquid guide 11 is provided with an open cavity and an opening which is communicated with the open cavity and extends along the longitudinal direction of the liquid guide 11 where the liquid guide assembly is positioned, namely, each liquid guide 11 is of a semi-open structure, so that the liquid guide 11 of a semi-open structure is provided, the closed liquid guide assembly 10 and the atomization cavity 14 are formed by surrounding the liquid guides 11, the production mould of the single liquid guide 11 is simple and reliable, the hollow mould core is not required to be positioned during pouring and forming, and the problems of uneven wall thickness and poor consistency caused by pouring impact force are naturally avoided;
2) The liquid guide 11 with the semi-open structure is arranged, so that a production die of a single liquid guide 11 is simple and reliable, the consistency of the liquid guide 11 can be ensured when the single liquid guide 11 is produced, the yield is improved, the liquid guide is suitable for mass production, the mass production performance and the yield are high, and the cost is low;
3) By arranging all liquid guiding bodies 11 to have liquid guiding surfaces 12 and atomizing surfaces 13 which are sequentially arranged along the flowing direction of the aerosol-generating substrate, the atomizing surfaces 13 are communicated with the atomizing cavity 14, all liquid guiding bodies 11 have liquid guiding capability of guiding the aerosol-generating substrate from the liquid guiding surfaces 12 to the atomizing surfaces 13, and the heating bodies 20 are arranged on the atomizing surfaces 13 of all liquid guiding bodies 11 in a one-to-one correspondence. In this way, the liquid guide module 10 formed by the butt joint of the plurality of liquid guides 11 guides the aerosol-generating substrate from the liquid guide surface 12 into the liquid guide 11, and then gradually guides the aerosol-generating substrate onto the atomizing surface 13 closest to the heating element 20. Further, the aerosol generating substrate can receive the heat conducted by the heating body 20 more quickly, so that aerosol is generated by atomization quickly for a user to inhale;
4) By arranging the liquid guide assembly 10 to comprise a first liquid guide body and a second liquid guide body, the number of the heating elements 20 is two, and the heating elements 20 are arranged on the atomizing surfaces 13 of the first liquid guide body and the second liquid guide body. The first liquid guide and the second liquid guide are butted to form the atomizing cavity 14 so as to assemble the complete liquid guide assembly 10, and the structure is simple.
5) By providing the liquid guiding assembly 10 in a regular shape, such as a cylinder, when the liquid guiding assembly 10 is in a cylinder shape, the first liquid guiding body and the second liquid guiding body are both in a semi-cylinder shape, and are configured to be abutted to form the cylinder-shaped liquid guiding assembly 10 and the cylinder-shaped atomization cavity 14. In this way, only one semicircular new mold is needed to be arranged to pour a part library comprising a plurality of liquid guides 11, two liquid guides are taken out from the part library to form a first liquid guide and a second liquid guide which are in butt joint to form a complete liquid guide assembly 10, so that the monolithic ceramic heating body 100 is simple to assemble and low in cost;
6) By embedding each heating element 20 on the atomizing surface 13 of the corresponding liquid guide body 11, the heating element 20 can be set as a heating wire, and can convert electric energy into heat energy when receiving electric current. Compared with the arrangement structure of the spiral heating wire, the heating element 20 can be uniformly and fixedly connected with the atomizing surface 13 in a clamping and embedding mode, so that the heating element 20 is prevented from compression deformation, the heating element can be uniformly distributed on the whole atomizing surface 13, and the heating area is large and heating is uniform;
7) And each liquid guide 11 and the heating body 20 arranged on the liquid guide 11 are arranged in a pouring integrated mode. Namely, when the monolithic ceramic heating body 100 is manufactured, the heating body 20 is directly placed in a die, and the liquid guide body 11 is manufactured, and meanwhile, the heating body 20 is assembled with the liquid guide body 11, so that the assembly efficiency is improved, the heating area is large, the heating is uniform, the aerosol quantity is large, and the experience of a user is improved.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (4)
1. A monolithic ceramic heating element, comprising:
the liquid guide assembly comprises two ceramic liquid guides; each liquid guide body is provided with an open cavity and an opening which is communicated with the open cavity and extends along the longitudinal direction of the liquid guide body where the liquid guide body is positioned;
The two heating bodies are in heat conduction connection with the liquid guide bodies in one-to-one correspondence;
Wherein the two liquid guide bodies are mutually butted and are constructed in a way that all the open cavities are mutually communicated through the openings of the two liquid guide bodies to form a closed atomization cavity;
The two liquid guides are respectively provided with a liquid guide surface and an atomization surface which are sequentially distributed along the flow direction of the aerosol-generating substrate, the atomization surface is communicated with the atomization cavity, and the two liquid guides are respectively provided with liquid guide capability for guiding the aerosol-generating substrate from the liquid guide surface to the atomization surface;
The two heating bodies are arranged on the atomization surfaces of the two liquid guide bodies in a one-to-one correspondence manner; the liquid guide assembly comprises a first liquid guide body and a second liquid guide body, the heating bodies are arranged on the atomizing surfaces of the first liquid guide body and the second liquid guide body, and the first liquid guide body and the second liquid guide body are semi-cylindrical with half cavities and are configured to be butted to form the cylindrical liquid guide assembly and the cylindrical atomizing cavity;
The two liquid guiding bodies are made of microporous ceramic materials;
each liquid guide body is connected with the heating element arranged on the liquid guide body in a pouring integrated mode;
the two liquid guides are detachably butted.
2. A monolithic ceramic heat generating body as described in claim 1, wherein each of said heat generating bodies is embedded in said atomizing face corresponding to said liquid guiding body.
3. A monolithic ceramic heat generating body as recited in claim 1, wherein each heat generating body comprises a heat generating mesh disposed overlying the atomizing face of the liquid conductor.
4. A monolithic ceramic heat-generating body as described in claim 3, further comprising a connection portion for electrical connection with a power source, said connection portion being provided at opposite ends of said heat-generating net and protruding with respect to said liquid guide body.
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| CN202111662279.6A CN114259085B (en) | 2021-12-30 | 2021-12-30 | Monolithic ceramic heater |
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| CN202111662279.6A CN114259085B (en) | 2021-12-30 | 2021-12-30 | Monolithic ceramic heater |
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| CN116998770A (en) * | 2022-04-30 | 2023-11-07 | 深圳市合元科技有限公司 | Atomizing core assembly, preparation method thereof and aerosol generating device |
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| CN214047573U (en) * | 2020-11-03 | 2021-08-27 | 智邦供应链(深圳)有限公司 | Multi-section type atomizer heating body |
| CN113712268A (en) * | 2021-08-18 | 2021-11-30 | 深圳市华诚达精密工业有限公司 | Heating atomizing core, heating atomizing mechanism, heating atomizer and electronic atomizing device thereof |
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