CN114259085A

CN114259085A - Monomer ceramic heating element

Info

Publication number: CN114259085A
Application number: CN202111662279.6A
Authority: CN
Inventors: 陈家太; 李洪强; 陈时凯
Original assignee: Shenzhen Smiss Technology Co Ltd
Current assignee: Shenzhen Smiss Technology Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-01
Anticipated expiration: 2041-12-30
Also published as: CN114259085B

Abstract

The application relates to a monomer ceramic heating element, drain subassembly and a plurality of heating elements. The liquid guiding assembly 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 assembly is located. The heat-conducting connection of the heating bodies and all the liquid-conducting bodies in one-to-one correspondence is used for heating and atomizing the aerosol generating substrate in the liquid-conducting bodies. And, all the liquid-conducting bodies are butted against each other and configured such that all the open chambers communicate with each other through the respective openings to form one closed atomizing chamber. So, this application provides a half open structure lead liquid, encloses to establish through a plurality of liquid of leading and forms confined drain subassembly and atomizing chamber for the production mould that the liquid was led to the single is simple reliable, no longer need carry out the location of cavity mold core when pouring the shaping, has avoided the wall thickness that the impact force leads to of pouring inequality, the poor problem of uniformity naturally.

Description

Monomer ceramic heating element

Technical Field

The application relates to the technical field of atomization, in particular to a monomer ceramic heating body.

Background

The aerosol is a colloidal dispersion system formed by dispersing and suspending small solid or liquid particles in a gas medium, and the aerosol 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 which can generate aerosol from aerosol generating substrates such as medical drugs and the like is used in different fields such as medical treatment and the like, and the aerosol which can be inhaled is delivered to the user to replace the conventional product form and absorption mode.

The columnar ceramic heating element in the electronic atomizer used at present is generally a cylindrical hollow ceramic structure embedded spiral heating wire, and the ceramic matrix is set to be a closed cylindrical hollow structure, and the heating wire is fixed on the ceramic matrix and is positioned inside the ceramic matrix, so that aerosol generated by aerosol production substrates in the heating element atomized ceramic matrix is provided for users.

However, in the arrangement mode, the ceramic substrate is in a hollow closed annular structure, so that the hollow mold core is difficult to fix, and the problem of poor consistency caused by uneven wall thickness of the ceramic substrate due to pouring impact force is easily caused in the pouring forming process.

Disclosure of Invention

Therefore, it is necessary to provide a monolithic ceramic heating element for solving the problems of uneven pouring wall thickness and poor consistency of the traditional columnar ceramic heating element.

A monolithic ceramic heat-generating body comprising:

the liquid guide assembly comprises at least two liquid guide bodies; 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 located;

the heating bodies are in heat conduction connection with all the liquid guide bodies in one-to-one correspondence;

wherein all of the liquid guides are butted against each other and configured such that all of the open chambers are communicated with each other through the respective openings to form a closed atomization chamber.

So, this application provides a half open architecture lead liquid to enclose through a plurality of liquid of leading and establish and form confined drain subassembly and atomizing chamber, make the production mould of single liquid of leading simple reliable, and no longer need carry out the location of cavity mold core when pouring the shaping, avoided the wall thickness that the impact force leads to of pouring inequality, the poor problem of uniformity naturally.

In one embodiment, all of the liquid guiding bodies have a liquid guiding surface and an atomizing surface which are sequentially arranged along the flow direction of the aerosol generating substrate, the atomizing surface is communicated with the atomizing cavity, and all of the liquid guiding bodies have liquid guiding capacity for guiding the aerosol generating substrate from the liquid guiding surface to the atomizing surface;

and the plurality of heating bodies are arranged on the atomization surfaces of all the liquid guide bodies in a one-to-one correspondence manner.

In this way, the liquid guide member formed by abutting a plurality of liquid guides the aerosol generation substrate from the liquid guide surface into the liquid guide, and then guides the aerosol generation substrate to the atomizing surface closest to the heat generating element. And then make the gas dissolving chamber generate the heat that the matrix can receive the heat that the heat-generating body conduction comes faster to it is quick to be atomized and generate aerial fog for the user to inhale.

In one embodiment, the liquid guide assembly comprises a first liquid guide body and a second liquid guide body, the number of the heating bodies is two, and the atomizing surfaces of the first liquid guide body and the second liquid guide body are respectively provided with the heating bodies.

So, through setting up the liquid that leads of semi-open structure for the single production mould of leading liquid is simple reliable, can guarantee to lead the uniformity of liquid when producing the single liquid of leading, thereby improves the yield, relatively is fit for being applied to in the volume production, and volume production nature, yields are high, and with low costs.

In one embodiment, the first and second fluid conducting bodies are semi-cylindrical with a half-cavity and are configured to mate to form the cylindrical fluid conducting assembly and the cylindrical nebulizing chamber.

In one embodiment, each of the heat generating bodies is embedded in the atomization surface corresponding to the liquid guiding body. Compare in the structure that sets up of spiral heater, can be connected the even and fixed and atomizing face of heat-generating body through the mode of inlay card to avoid the heat-generating body to have the compression deformation condition, but evenly distributed is on whole atomizing face, and the district area that generates heat is big, generate heat evenly.

In one embodiment, each heating element comprises a heating net, and the heating net is arranged to cover the atomization surface of the liquid guide body.

In one embodiment, the heating element further comprises a connecting part electrically connected with a power supply, and the connecting part is arranged at two opposite ends of the heating net and is arranged in a protruding manner relative to the liquid guide body.

In one embodiment, each liquid guide body is integrally cast and connected with the heating body arranged on the liquid guide body.

In one embodiment, the plurality of drainage fluids are removably docked.

In one embodiment, all of the drainage fluid is a microporous ceramic material.

The monomer ceramic heating body is used as an atomizing core of the electronic atomizer and comprises a liquid guide assembly and a plurality of heating bodies. The liquid guiding assembly 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 assembly is located. The heat-conducting connection of the heating bodies and all the liquid-conducting bodies in one-to-one correspondence is used for heating and atomizing the aerosol generating substrate in the liquid-conducting bodies. And, all the liquid-conducting bodies are butted against each other and configured such that all the open chambers communicate with each other through the respective openings to form one closed atomizing chamber. So, this application provides a half open structure lead liquid, encloses to establish through a plurality of liquid of leading and forms confined drain subassembly and atomizing chamber for the production mould that the liquid was led to the single is simple reliable, no longer need carry out the location of cavity mold core when pouring the shaping, has avoided the wall thickness that the impact force leads to of pouring inequality, the poor problem of uniformity naturally.

Drawings

FIG. 1 is a schematic perspective view of a monolithic ceramic heating element according to an embodiment of the present application;

FIG. 2 is a schematic perspective view of one of the liquid-conducting bodies in the monolithic ceramic heat-generating body provided in FIG. 1;

FIG. 3 is a schematic perspective view of a liquid guiding assembly in the monolithic ceramic heating element provided in FIG. 1;

FIG. 4 is a schematic perspective view of a heat-generating body in the single ceramic heat-generating body provided in FIG. 1.

Reference numerals: 100. a single ceramic heating element; 10. a liquid guiding component; 11. leading the liquid; 12. guiding the liquid level; 13. atomizing surface; 14. an atomizing chamber; 20. a heating element; 21. a heat generating net; 22. a connecting portion.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating 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 application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; 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 application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" 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 as used herein are for illustrative purposes only and do not denote a unique 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 includes a liquid guiding assembly 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 is located, that is, each liquid guiding body 11 is a semi-open structure, 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 heat-conducting connection of the heat-generating bodies 20 corresponding to all the liquid-conducting bodies 11 is used for heating and atomizing the aerosol-generating substrate in the liquid-conducting body 11 to generate aerosol. And, all the liquid guide bodies 11 are butted with each other and configured such that a plurality of open chambers are butted through respective openings to form a closed atomization chamber 14. Here, the closing of the atomization chamber 14 refers to a closed shape formed by a plurality of liquid guides 11 being surrounded without an outlet in a direction intersecting the extending direction of the liquid guides 11.

So, this application provides a liquid 11 leads of semi-open structure, encloses to establish through a plurality of liquid 11 of leading and forms confined drain subassembly 10 and atomizing chamber 14 for the single production mould that leads liquid 11 is simple reliable, and no longer need carry out the location of cavity mold core when pouring the shaping, has avoided the wall thickness that the impact force leads to of pouring inhomogeneous, the poor problem of uniformity naturally.

Understandably, through setting up the liquid 11 that leads of half open structure for the production mould of singly leading liquid 11 is simple reliable, can guarantee to lead the uniformity of liquid 11 when producing the singly liquid 11 of leading, thereby improves the yield, relatively is fit for being applied to in the mass production, and mass production nature, yields are high, and with low costs.

In one embodiment, after being formed, the liquid guiding assembly 10 has a gas inlet and a gas outlet at two opposite ends of the extending direction thereof, the gas inlet is used for entering the external air, and the gas outlet is used for discharging the aerosol generated in the atomizing chamber 14 to be guided to the outside of the structure of the single ceramic heating element 100 for being inhaled by the user.

Referring to fig. 3, in one embodiment, all the liquid guiding bodies 11 have a liquid guiding surface 12 and an atomizing surface 13 which are sequentially arranged along the flow direction of the aerosol generating substrate, the atomizing surface 13 is communicated with the atomizing cavity 14, all the liquid guiding bodies 11 have liquid guiding capability for guiding the aerosol generating substrate from the liquid guiding surface 12 to the atomizing surface 13, and the plurality of heating bodies 20 are correspondingly arranged on the atomizing surfaces 13 of all the liquid guiding bodies 11. In this way, the liquid guide assembly 10 formed by butting the plurality of liquid guides 11 guides the aerosol generating substrate from the liquid guide surface 12 into the liquid guide 11 and then guides the aerosol generating substrate to the atomizing surface 13 closest to the heating element 20, so that the aerosol generating substrate can receive the heat conducted by the heating element 20 more quickly, and the aerosol is generated and is rapidly atomized for the user to suck.

Specifically, all be provided with the heat-generating body 20 on every atomizing face 13, a plurality of heat-generating bodies 20 can lead liquid 11 to a plurality of concurrent heating to guaranteed atomizing temperature's homogeneity, make the atomization effect better.

In other embodiments, the heat generating body 20 may be disposed at other positions as long as the heat generating body is capable of being connected with the plurality of conductive liquids 11 in a heat conducting manner, and the present application is not limited thereto.

Further, the number of the liquid guiding members 11 may include two, three, four, etc., and the shape of the liquid guiding assembly 10 may be a hollow cylindrical structure with the atomizing chamber 14.

Referring to fig. 1 and 3, in one embodiment, when the liquid guiding assembly 10 includes two liquid guiding assemblies 11, the liquid guiding assemblies 10 include two heating elements 20, and the atomization surfaces 13 of the two liquid guiding assemblies are both provided with the heating elements 20. The first and second wicks are butted to form an aerosolizing chamber 14 and assembled to form the completed wick 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 shape, and when the liquid guiding assembly 10 is cylindrical, the first liquid guiding body and the second liquid guiding body are semi-cylindrical with a semi-cavity and are configured to be butted to form the cylindrical liquid guiding assembly 10 and the cylindrical atomizing chamber 14. So, only need set up a new mould of semicircle and can pour the part storehouse that forms including a plurality of liquid of leading, from it takes out two and forms first leading liquid and the butt joint of second leading liquid and can form complete drain subassembly 10 for the simple and with low costs of assembly of monomer ceramic heat-generating body 100.

In other embodiments, the liquid guiding assembly 10 may be provided in other structures such as a quadrangular prism, a pentagonal prism, etc., and the number of the liquid guiding members 11 is preferably two to three, thereby ensuring easy assembly of the liquid guiding assembly 10 and making easy connection of the heat generating body 20.

In one embodiment, the plurality of liquid conductors 11 are detachably docked. When one of the liquid guide bodies 11 is damaged, the liquid guide body can be detached at any time for replacement. The fixing manner between the plurality of liquid guiding bodies 11 may be a fixing manner of a protrusion and a clamping groove, or a fixing structure may be sleeved on the liquid guiding surface 12 of the liquid guiding assembly 10, so as to fix the plurality of liquid guiding bodies 11, which is not limited herein. It should be noted that the attachment structure may be secured to the liquid-conducting surface 12 of the liquid-conducting assembly 10 in a manner that does not interfere with the proper introduction of the aerosol-generating substrate.

In one embodiment, the liquid guiding body 11 is a microporous ceramic material, and the microporous ceramic material is cast by a mold in an integral manner. The porosity of the plurality of liquid conducting bodies 11 may be arranged to be the same or different, and an important feature of the microporous ceramic material is that it has more controllable pores for receiving and communicating the aerosol generating substrate. Micron-sized pore sizes, high open porosity, and uniformity of pore size distribution may allow for higher amounts of aerosol to be generated in the nebulizing chamber 14.

In one embodiment, each heating element 20 is embedded in the atomization surface 13 corresponding to the liquid 11, and the heating element 20 may be a heating wire capable of converting electric energy into heat energy when receiving electric current. Compare in the structure that sets up of spiral heater, can be connected the even and fixed and atomizing face 13 of heat-generating body 20 through the mode of inlay card to avoid heat-generating body 20 to have the compression deformation condition, but evenly distributed is on whole atomizing face 13, and the district area that generates heat is big, generate heat evenly.

In one embodiment, the heating element 20 comprises a heating network 21, the heating network 21 is arranged to cover the atomizing surface 13 of the conductive liquid 11, and the heating network 21 is controlled to generate heat to atomize the aerosol-generating substrate of the atomizing surface 13 into the atomizing chamber 14 and then to be guided out of the gas outlet along the guiding direction of the atomizing chamber 14.

In one embodiment, the heating and atomisation of the aerosol-generating substrate at different powers may be achieved by controlling the magnitude of the current flowing into the heating grid 21 to produce different heating powers.

In one embodiment, the heat generating body 20 further includes connection portions 22 electrically connected to the power source, and the connection portions 22 are connected to opposite ends of the heat generating net 21 and are disposed to protrude with respect to the liquid 11. That is, the connection portion 22 is extended outside the atomizing chamber 14 for connection, thereby facilitating the electrical connection assembly of the heating body 20.

Specifically, the connection portion 22 may be an electrode pillar disposed at two opposite ends of the heat generating network 21 as a heat generating pin of the heater, and one end of the two electrode pillars 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 heat generating network 21.

In one embodiment, each liquid guide 11 is integrally molded with the heating element 20 disposed thereon. When making monomer ceramic heat-generating body 100 promptly, directly put into the mould with heat-generating body 20, when making and leading liquid 11, heat-generating body 20 has accomplished promptly and has led the assembly of liquid 11 to improve assembly efficiency, and made the heat-generating area big, it is even to generate heat, and it is big to produce the aerial fog volume, promotes user's experience and feels.

According to another aspect of the present application, there is also provided an electronic atomization device, which includes the single ceramic heat-generating body 100 described in any of the above embodiments, and the single ceramic heat-generating body 100 is used as an atomization core of the electronic atomization device, and is used for heating and atomizing an aerosol-generating substrate to form an aerosol mist for a user to inhale. So, this application provides a liquid 11 leads of semi-open structure, encloses to establish through a plurality of liquid 11 of leading and forms confined drain subassembly 10 and atomizing chamber 14 for the single production mould that leads liquid 11 is simple reliable, and no longer need carry out the location of cavity mold core when pouring the shaping, has avoided the wall thickness that the impact force leads to of pouring inhomogeneous, the poor problem of uniformity naturally.

The application provides a monomer ceramic heat-generating body 100 and electronic atomization equipment has following advantage:

1) by arranging the liquid guide assembly 10 to comprise at least two liquid guide bodies 11, each liquid guide body 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 body 11 where the liquid guide body 11 is located, namely each liquid guide body 11 is of a semi-open structure, so that the liquid guide body 11 of the semi-open structure is provided, and the plurality of liquid guide bodies 11 are surrounded to form the closed liquid guide assembly 10 and the atomizing cavity 14, the production mold of a single liquid guide body 11 is simple and reliable, the hollow mold core is not required to be positioned during pouring forming, and the problems of uneven wall thickness and poor consistency caused by pouring impact force are naturally avoided;

2) by arranging the liquid guide body 11 with a semi-open structure, a production mold of a single liquid guide body 11 is simple and reliable, the consistency of the liquid guide body 11 can be ensured when the single liquid guide body 11 is produced, so that the yield is improved, the liquid guide body is more suitable for being applied to mass production, the mass production performance and the yield are high, and the cost is low;

3) all the liquid guide bodies 11 are provided with a liquid guide surface 12 and an atomizing surface 13 which are sequentially arranged along the flowing direction of the aerosol cavity generation substrate, the atomizing surface 13 is communicated with the atomizing cavity 14, all the liquid guide bodies 11 have liquid guide capacity for guiding the aerosol generation substrate to the atomizing surface 13 from the liquid guide surface 12, and the plurality of heating bodies 20 are correspondingly arranged on the atomizing surfaces 13 of all the liquid guide bodies 11 one by one. In this way, the liquid guide unit 10 in which the plurality of liquid guides 11 are butted guides the aerosol chamber forming substrate from the liquid guide surface 12 into the liquid guide 11, and then guides the aerosol chamber forming substrate to the atomizing surface 13 closest to the heating element 20. So that the substrate generated in the aerosol cavity can receive the heat conducted by the heating element 20 more quickly, and is atomized quickly to generate aerosol for the user to suck;

4) lead liquid subassembly 10 including first lead liquid and second through setting up, heat-generating body 20 includes two, all is equipped with heat-generating body 20 on the atomizing face 13 of first lead liquid and second lead liquid. The first liquid guiding body and the second liquid guiding body are butted to form the atomizing cavity 14, so that the complete liquid guiding assembly 10 is formed in an assembling mode, and the structure is simple.

5) By providing the fluid conducting assembly 10 in a regular shape, such as a cylindrical shape, when the fluid conducting assembly 10 is cylindrical, the first fluid conducting body and the second fluid conducting body are semi-cylindrical and configured to butt together to form the cylindrical fluid conducting assembly 10 and the cylindrical atomizing chamber 14. Thus, a part library comprising a plurality of liquid guiding bodies 11 can be formed by pouring only by arranging a new semicircular mould, and the two liquid guiding bodies are taken out to form a first liquid guiding body and a second liquid guiding body which are butted to form a complete liquid guiding assembly 10, so that the single ceramic heating body 100 is simple to assemble and low in cost;

6) by embedding each heating element 20 on the atomization surface 13 corresponding to the liquid 11, the heating element 20 can be a heating wire, and can convert electric energy into heat energy when receiving 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 manner, so that the heating element 20 is prevented from being compressed and deformed, can be uniformly distributed on the whole atomizing surface 13, and is large in heating area and uniform in heating;

7) each liquid guide body 11 and the heating body 20 arranged on the liquid guide body are integrally formed in a pouring mode. When making monomer ceramic heat-generating body 100 promptly, directly put into the mould with heat-generating body 20, when making and leading liquid 11, heat-generating body 20 has accomplished promptly and has led the assembly of liquid 11 to improve assembly efficiency, and made the heat-generating area big, it is even to generate heat, and it is big to produce the aerial fog volume, promotes user's experience and feels.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A monolithic ceramic heat-generating body, comprising:

2. A monolithic ceramic heat-generating body as described in claim 1, wherein all of said liquid-guiding bodies have a liquid-guiding surface and an atomizing surface which are arranged in this order in a flow direction of the aerosol-generating substrate, said atomizing surface being in communication with said atomizing chamber, and all of said liquid-guiding bodies have a liquid-guiding ability to guide the aerosol-generating substrate from said liquid-guiding surface to said atomizing surface;

3. A monolithic ceramic heat-generating body as recited in claim 2, wherein said liquid-guiding assembly comprises a first liquid-guiding body and a second liquid-guiding body, said heat-generating body comprises two, said atomization surfaces of said first liquid-guiding body and said second liquid-guiding body are respectively provided with said heat-generating body.

4. A monolithic ceramic heat-generating body as described in claim 3, wherein said first liquid-guiding body and said second liquid-guiding body are each a semi-cylindrical shape having a half chamber and are configured to be butted to form said liquid-guiding member in a cylindrical shape and said atomizing chamber in a cylindrical shape.

5. A monolithic ceramic heat-generating body as described in claim 2, wherein each of said heat-generating bodies is embedded in said atomizing surface corresponding to said liquid-guiding body.

6. A monolithic ceramic heat-generating body as described in claim 2, wherein each heat-generating body comprises a heat-generating mesh provided so as to cover said atomizing surface of said liquid-guiding body.

7. A monolithic ceramic heat-generating body as described in claim 6, further comprising connecting portions for electrical connection with a power source, said connecting portions being provided at opposite ends of said heat-generating network and projecting with respect to said liquid-guiding body.

8. A monolithic ceramic heat-generating body as described in claim 2, wherein each of said liquid-conducting bodies is integrally cast and connected to said heat-generating body provided thereon.

9. A monolithic ceramic heat-generating body as described in claim 1, wherein said plurality of liquid-conductive bodies are butted detachably.

10. A monolithic ceramic heat-generating body as described in claim 1, wherein all of said liquid-conductive bodies are a microporous ceramic material.