CN117837815A

CN117837815A - Atomizing core and atomizer

Info

Publication number: CN117837815A
Application number: CN202211214448.4A
Authority: CN
Inventors: 张海波; 翟公高; 别海涛
Original assignee: Shenzhen Cilicon Technology Co ltd
Current assignee: Shenzhen Cilicon Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2024-04-09

Abstract

The invention provides an atomization core and an atomizer, wherein the atomizer comprises an atomization core, and the atomization core comprises an oil guide body and a heating body; the oil guide body is made of a hard porous material, at least two grooves are formed on the outer side of the oil guide body, and the walls of the grooves define an atomization cavity; at least one heating body is arranged in each groove and is connected with at least part of the groove wall of the corresponding groove in a contact manner. Because the oil guide body is formed with two at least recesses, and the heat-generating body of every recess all contacts and connects in the cell wall of this recess of at least part, consequently, can form two at least atomizing faces on the atomizing core to realize bigger atomizing area, moreover, because the heat-generating body is located the recess, the heat that the heat-generating body produced is difficult to run off, is favorable to with heat transfer to whole oil guide body, in order to improve atomizing effect.

Description

Atomizing core and atomizer

Technical Field

The invention belongs to the technical field of electronic atomization, and particularly relates to an atomization core and an atomizer.

Background

In the related art, the ceramic atomizing core mainly has two structures of a planar ceramic atomizing core and a columnar ceramic atomizing core. The surface of one side of the planar ceramic atomizing core is generally provided with a heating structure, and atomized liquid is conducted from the other side; the columnar ceramic atomizing core needs to be wound with heating wires on the inner wall of a columnar hole of the atomizing core, but the size of the columnar hole is relatively small.

Therefore, in the related art, the atomizing surfaces of the planar ceramic and the columnar ceramic are small, the heating area is limited, so that the atomizer is heated and atomized to form a small amount of atomization, and the user requirements are difficult to meet.

Disclosure of Invention

The invention aims to provide an atomization core and an atomizer, which can improve the atomization area, so that the atomization amount is improved, and the requirements of users can be met.

In order to solve the above technical problems, the present invention is thus implemented, providing an atomizing core, including:

the oil guide body is made of a hard porous material, at least two grooves are formed on the outer side of the oil guide body, and the walls of the grooves define an atomization cavity; the method comprises the steps of,

and each groove is internally provided with at least one heating element, and the heating elements are in contact connection with at least part of groove walls of the corresponding grooves.

Further, the oil guide body comprises a main body and side walls connected to the main body, and each groove is formed by enclosing the main body and at least two side walls.

Further, the groove is located at the peripheral side of the oil guide body.

Further, two ends of the groove are communicated.

Further, the length extension directions of the side walls are parallel to each other.

Further, a maximum distance between the outer side of the sidewall and the body is less than a minimum thickness of the body, and a maximum thickness of the sidewall is less than the minimum thickness of the body.

Further, the cross section of the groove is one of C-shaped, U-shaped and folded line-shaped.

Further, each groove is positioned on the same side of the oil guide body; or,

each groove is positioned on different sides of the oil guide body.

Further, each heating element is arranged in a split type.

Further, each heating body is connected into a whole to form a heating structure.

Further, each of the heating elements is connected in series, and the heating structure includes a connection portion connected between the adjacent heating elements, and an electrode portion connected to an end of the heating element located at the end, which is remote from the connection portion.

Further, the side walls and/or the body constitute an isolation structure between the different grooves;

the connecting part penetrates through the isolation structure; and/or the connecting part is folded and wrapped on the outer side of the isolation structure.

Further, when the connection portion penetrates through the isolation structure, the isolation structure is provided with a through hole through which the connection portion penetrates.

Further, when the connecting portion is folded and wrapped on the outer side of the isolation structure, an abdication groove is formed in the outer side of the isolation structure, and the connecting portion is at least partially accommodated in the abdication groove.

Further, the electrode portion penetrates through a sidewall at a corresponding position, and one end of the electrode portion is exposed to the outside of the sidewall.

Further, each heating body is connected in parallel, the heating structure further comprises a connecting portion and an electrode portion, the connecting portion is connected to one end of each heating body, and one end, away from the connecting portion, of each heating body and/or the connecting portion is connected with the electrode portion.

Further, the oil guide body is made of ceramic materials.

Further, there is provided an atomizer comprising an atomizing core as set forth in any one of the preceding claims.

Compared with the prior art, the atomizing core and the atomizer have the beneficial effects that:

because the oil guide body is formed with two at least recesses, and the heat-generating body of every recess all contacts and connects in the cell wall of this recess of at least part, consequently, can form two at least atomizing faces on the atomizing core to realize bigger atomizing area, moreover, because the heat-generating body is located the recess, the heat that the heat-generating body produced is difficult to run off, is favorable to with heat transfer to whole oil guide body, in order to improve atomizing effect.

Drawings

FIG. 1 is a schematic overall structure of an example of an E-shaped atomizing core in an embodiment of the present invention;

FIG. 2 is a schematic front view of an example of an E-shaped atomizing core in accordance with an embodiment of the present invention;

FIG. 3 is a schematic bottom view of an example of an E-shaped atomizing core in accordance with an embodiment of the present disclosure;

FIG. 4 is a schematic overall structure of an embodiment of an I-shaped atomizing core according to an embodiment of the present invention;

FIG. 5 is a schematic left-hand view of an example of an embodiment of an I-shaped atomizing core in accordance with an embodiment of the present invention;

FIG. 6 is a schematic bottom view of an example of an embodiment of an I-shaped atomizing core in accordance with an embodiment of the present invention;

in the drawings, each reference numeral denotes: 1. an oil guide; 2. a heating element; 3. a connection part; 4. an electrode section; 5. pins; 11. a main body; 12. a sidewall; 10. a groove.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present invention and should not be construed as limiting the invention, and all other embodiments, based on the embodiments of the present invention, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present invention.

In the description of the present invention, 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", "circumferential", "radial", 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 invention and simplify 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 invention.

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 one or more such feature. In the description of the present invention, the meaning of "a plurality" means two or more, unless explicitly defined otherwise

In this embodiment, there is provided an atomizer including an atomizing core, wherein, in combination with fig. 1 to 6, the atomizing core includes an oil guide body 1 and a heating body 2; the oil guide body 1 is made of a hard porous material, at least two grooves 10 are formed on the outer side of the oil guide body, and the walls of the grooves 10 define an atomization cavity; at least one heating body 2 is arranged in each groove 10, and the heating body 2 is connected with at least part of the groove wall of the corresponding groove 10 in a contact way.

Because the oil guide body 1 is formed with at least two grooves 10, and the heating body 2 of each groove 10 is connected with the wall of at least part of the grooves 10 in a contact manner, therefore, at least two atomization surfaces can be formed on the atomization core, thereby realizing larger atomization area, and moreover, because the heating body 2 is positioned in the grooves 10, the heat generated by the heating body 2 is not easy to run off, and the heat is favorably transferred to the whole oil guide body 1, so as to improve the atomization effect.

Furthermore, the oil guide body 1 is made of ceramic materials, particularly porous ceramic materials, and has good oil absorption and oil locking functions. In some embodiments, the oil guide 1 may be made of a material having a porous structure inside, such as glass fiber. The hard porous material used for the oil guide 1 is not limited to the above-mentioned material, and it is understood that, under the concept of the present application, a material which is hard, resistant to high temperatures of 200 ℃ or higher, insulating, permeable, and capable of ensuring permeation of atomized oil from one side to the other side is within the scope of the present application.

Further, the oil guide body 1 includes a main body 11 and a side wall 12 connected to the main body 11, and each groove 10 is formed by enclosing the main body 11 and at least two side walls 12.

Preferably, the groove 10 is located on the circumferential side of the oil guide body 1, both ends of the groove 10 are penetrated, and the longitudinal extension directions of the side walls 12 are parallel to each other.

Specifically, in this embodiment, each groove 10 is formed by enclosing the main body 11 and the two side walls 12, that is, the two sides of the groove 10 are respectively provided with one side wall 12, the openings of the main body 11 and the groove 10 on the peripheral side are oppositely arranged, and the cross-sectional shapes of each groove 10 in the length direction are similar, preferably the same, so that the cross-sectional area of the groove 10 from one end to the other end is substantially the same, the cross-sectional area of the atomizing cavity defined by the groove 10 is substantially unchanged, the airflow in the atomizing cavity can be more uniform and gentle, in addition, since the notch of the groove 10 is exposed to the outside, the heating element 2 is more easily connected with the oil guiding body 1 from the notch direction of the groove 10, and in the production and test process of the atomizing core, related parameters of the heating element 2, such as the line diameter, the line distance and the like of the heating element 2, can be more conveniently observed or measured from the notch of the groove 10, and unqualified products can be more easily detected, thereby improving the production quality of the atomizing core.

In some embodiments, both ends of the groove 10 may be closed, or one end of the groove 10 is closed and the other end is penetrated, the closed end of the groove 10 is connected to the side wall 12 of the main body 11, so that at least one of the inlet air flow and the outlet air flow can pass through the opening of the side of the groove 10 far away from the main body 11, it should be understood that the oil guiding body 1 can be assembled with a bracket, an oil cup, a silica gel sealing member and the like in the atomizer, so that the side wall 12 of the groove 10 and other components together define an atomization cavity, and at least one of the air inlet and the air outlet of the atomization cavity is located on the side of the groove 10 far away from the main body 11.

In some embodiments, the length extending directions of the side walls 12 may be different, that is, an included angle may be formed between the length directions of the side walls 12, for example, 60-90 °, especially, an included angle between adjacent side walls 12 may be 70 °, 80 °, etc., so that the distance between two adjacent side walls 12 may be gradually increased from one end to the other end, and the surface of the oil guiding body 1 facing the groove 10 may be parallel to the central axis of the oil guiding body 1, so that the cross section of the atomizing cavity defined by the walls of the groove 10 may be gradually increased from one end to the other end, so that the airflow velocity in different positions in the atomizing cavity may be different, the smaller end of the cross section of the atomizing cavity may be used as an air inlet end, and for the position where the airflow velocity is fast, the position corresponding to the heating body 2 may be set to have higher heating efficiency, thereby improving the atomizing effect, and enabling the aerosol formed by atomization to be quickly carried away from the region. In the foregoing embodiments, the extending track of the groove wall of the same side wall 12 near the groove 10 is linear, it should be understood that, in some implementations, the extending track of the groove wall of the same side wall 12 near the groove 10 may also be curved, for example, the corresponding groove wall track of the two side walls 12 forming the same groove 10 is hyperbolic, so that the cross-sectional area of the atomizing cavity defined by the groove 10 increases gradually from the middle to the two ends, the heating center of the heating element 2 may be disposed at the middle position of the groove 10, so that the airflow velocity in the middle of the atomizing cavity is the highest, the atomizing efficiency is the highest, and the airflow may quickly bring the aerosol formed by atomizing the middle to the other end, thereby improving the atomizing effect.

In some embodiments, the top and/or bottom of the oil guiding body 1 may also be provided with a groove 10, where the groove 10 at the top or bottom may be integrally connected with the groove 10 at the peripheral side, so that the atomization area may be further increased, thereby improving the atomization effect.

In order to improve the structural strength of the oil guide body 1 so that it is not easily broken, the maximum distance between the outer side of the sidewall 12 and the main body 11 is smaller than the minimum thickness of the main body 11, and the maximum thickness of the sidewall 12 is smaller than the minimum thickness of the main body 11. Specifically, in the present embodiment, the outer side of the side wall 12, that is, the side of the side wall 12 away from the main body 11, the distance between the outer side of the side wall 12 and the main body 11 is the shortest distance between a position of the side wall 12 away from the main body 11 and the surface of the main body 11 facing the groove 10, and the thickness of the side wall 12 is the distance between the two sides of the side wall 12 in the width direction of the corresponding groove 10, by setting the above thickness relationship, the connection between the side wall 12 and the main body 11 can be made tighter, and when the side wall 12 is pressed, the moment to which the side wall 12 is subjected is smaller, so that the side wall 12 is less prone to damage.

Further, the cross section of the groove 10 is one of C-shaped, U-shaped and folded line-shaped. In this embodiment, the cross section of the groove 10 is in a folded line shape, and preferably, the cross section of the groove 10 is in a shape of [ the cross section of the groove 10 is the same throughout the length direction, that is, the atomizing cavity defined by the walls of the groove 10 is a cavity with a rectangular cross section, and because the two ends of the groove 10 are open, air flow can enter from one end of the atomizing cavity of the groove 10 and then flow out from the other end of the atomizing cavity, and the air flow velocity is uniform. In some implementations, in the case that the cross section of the groove 10 is a fold line shape, the fold line shape may include two, four, five, six, or the like folds connected in sequence, and the fold line shape is preferably a symmetrical structure. In some implementations, the cross-section of the groove 10 may also be C-shaped, U-shaped, etc. It should be understood that the cross-sectional shape of the groove 10 is not limited herein, as long as the groove 10 has an opening toward the outside of the oil guide body 1 and the heat generating body 2 is provided in the groove 10.

Further, each groove 10 is positioned on the same side of the oil guide body 1; alternatively, the grooves 10 are located on different sides of the oil body 1.

In this embodiment, two forms of atomizing cores are provided as an example of implementation, one being an E-shaped atomizing core, as shown in fig. 1-3, and the other being an i-shaped atomizing core.

In the E-shaped atomization core implementation example, the oil guide body 1 comprises a main body 11 and three side walls 12 arranged on the same side of the main body 11, two grooves 10 are formed between the three side walls 12 at intervals, and the two grooves 10 are symmetrical, so that the cross section of the oil guide body 1 is E-shaped, the oil guide body 1 adopting the mode is compact in structure, the atomization area can be improved, heat is transferred to the whole oil guide body 1, and the atomization effect is improved.

In the embodiment example of the i-shaped atomization core, the oil guide body 1 comprises an oil guide body 1 and four side walls 12, wherein the two side walls 12 are arranged on one side of the oil guide body 1, and the other two side walls 12 are arranged on the opposite sides of the oil guide body 1, so that the cross section of the oil guide body 1 is of an i-shape, and the atomization area can be improved to a greater extent by adopting the structure of the oil guide body 1 of the type, and heat is transmitted to the whole oil guide body 1, so that the atomization effect is improved.

It should be understood that the foregoing two arrangements of the oil bodies 1 are merely used as examples, and are not intended to limit the scope of protection of the present application, and the arrangement of the grooves 10 may be adaptively adjusted to adapt to practical application requirements under the concept of the present disclosure, for example, adjacent sides of the oil bodies 1 may be provided with the grooves 10, or continuous three sides of the circumference sides of the oil bodies 1 may be provided with the grooves 10, or each side of the circumference sides of the oil bodies 1 may be provided with the grooves 10, and so on.

Based on the above-described various arrangement forms of the oil guide body 1, the respective heating elements 2 may be connected as one body to form a heating structure.

Preferably, in the present embodiment, each heating element 2 is connected in series, and the heating structure includes a connection portion 3 connected between adjacent heating elements 2, and an electrode portion 4 connected to one end of the heating element 2 located at the end, which is away from the connection portion 3. The side walls 12 and/or the body 11 constitute a separation structure between the different grooves 10; the connecting part 3 penetrates through the isolation structure; and/or the connecting part 3 is folded and wrapped on the outer side of the isolation structure.

With reference to fig. 1-3, examples of implementation of the E-shaped atomizing core correspond to those described above:

the heating structure comprises two heating bodies 2, the two heating bodies 2 are respectively connected with two sides of the middle side wall 12 in a contact manner, namely, the side face, close to the groove 10, of the middle side wall 12 is respectively provided with the heating bodies 2, the position, close to the top, of the outer side of the middle side wall 12 is provided with a yielding groove, two ends of the connecting portion 3 are respectively connected with the top ends of the two heating bodies 2, the middle part of the connecting portion 3 bends towards the outer side of the middle side wall 12 and wraps the outer side of the side wall 12, the outer end of the connecting portion 3 is embedded in the yielding groove, and the outer side face of the connecting portion 3 does not protrude out of the outer side face of the side wall 12, so that the integrity of the atomization core is better, and the atomization core is not easy to collide with and damage in the transportation or assembly process. The electrode parts 4 are arranged at one ends of the two heating bodies 2 far away from the connecting parts 3, the electrode parts 4 are bent towards the outer side walls 12 and extend through the corresponding side walls 12, the outer sides of the corresponding side walls 12 can be provided with accommodating spaces, the outer ends of the electrode parts 4 are accommodated in the accommodating spaces, the accommodating spaces can be accommodating grooves, the accommodating spaces can extend to the end parts of the corresponding side walls 12, the electrode parts 4 are connected with pins 5, and the pins 5 can be accommodated in the accommodating grooves and led out from the end parts of the side walls 12.

Through the whole heating structure that is the U type that sets up above, can realize the action that generates heat of two heat-generating bodies 2 of simultaneous control, convenient and fast, electrode part 4 because be located the lateral wall 12 department in two outsides respectively, can prevent mutual interference, reduce the wiring degree of difficulty of power supply pin 5, can also make heat-generating body 2 compress tightly the laminating on the cell wall that corresponds, improve joint strength, prevent heat-generating body 2 perk, moreover, through accommodation space's setting, can make the surface of atomizing core more level and smooth, the assembly of atomizer is realized more easily, and when the cotton package of lead is at the lateral wall 12 surface in the outside, cotton package is more level and lead oily more even, can avoid the too fast (oil leak)/too slow (dry combustion method) scheduling problem of the oil that leads to the protruding pin 5.

It should be understood that the heating element 2 may be in contact with and connected to the two outer side walls 12, or the heating element 2 may be in contact with and connected to one side of the main body 11 near the recess 10, or the heating element 2 may be in contact with and connected to any two or three of the two outer side walls 12, the middle side wall 12 and one side of the main body 11 near the recess 10, so as to adapt to different atomization requirements.

In some embodiments, the relief groove may also be provided on the top side of the middle sidewall 12, i.e. the connecting portion 3 is folded around the top end of the middle sidewall 12. In some embodiments, the middle sidewall 12 may be provided with a through hole penetrating in the thickness direction, and the connection portion 3 may be directly inserted into the through hole.

In some embodiments, the heating elements 2 may be connected in parallel, and the heating structure further includes a connection portion 3 and an electrode portion 4, wherein the connection portion 3 is connected to one end of each heating element 2, and one end of the heating element 2 away from the connection portion 3 and/or the connection portion 3 is connected to the electrode portion 4. Preferably, similar to the series connection, the top ends of the two heating elements 2 may be connected by the connection portion 3, the connection portion 3 is connected with the electrode portion 4, and the bottom ends of the two heating elements 2 may be connected with the electrode portion 4, so that the two heating elements 2 may be configured to be controlled to perform heating operation simultaneously or controlled to perform heating operation individually, and of course, the bottom ends of the two heating elements 2 may be connected by the connection portion 3 and the electrode portion 4 may be provided on the connection portion 3, and at this time, the two heating elements 2 may be controlled to perform heating operation only simultaneously.

With reference to fig. 4-6, examples of implementations corresponding to the aforementioned i-shaped atomizing cores are shown:

the heating structure comprises two heating bodies 2, the two heating bodies 2 are respectively connected to two opposite sides of a main body 11 in a contact manner, namely, the heating bodies 2 are respectively stuck to the side face, close to a groove 10, of the main body 11, a yielding groove is formed in the top side of the main body 11, two ends of a connecting portion 3 are respectively connected to the top ends of the two heating bodies 2, the top side of the main body 11 of the connecting portion 3 is bent and wrapped on the outer side of the main body 11, the outer end of the connecting portion 3 is embedded in the yielding groove, and the outer side face of the connecting portion 3 does not protrude out of the top side face of the main body 11, so that the integrity of the atomization core is better, and the atomization core is not easy to collide and damage in the transportation or assembly process. The electrode parts 4 are arranged at one ends of the two heating bodies 2 far away from the connecting parts 3, the electrode parts 4 are bent towards one side wall 12 and extend to penetrate through the corresponding side wall 12, a containing space can be arranged at the outer side of the corresponding side wall 12, the outer ends of the electrode parts 4 are contained in the containing space, the containing space can be a containing groove and can extend to the end parts of the corresponding side wall 12, the electrode parts 4 are connected with the pins 5, the pins 5 can be contained in the containing groove and are led out from the end parts of the side wall 12, and the bending extending directions of the two electrode parts 4 are opposite, so that the two pins 5 are respectively arranged at two sides of the oil guide body 1.

Through the whole heating structure that is the U type that sets up, can realize the action that generates heat of two heat-generating bodies 2 of simultaneous control, convenient and fast, electrode part 4 is because the extension direction of buckling is opposite and connect in a lateral wall 12 department respectively, can prevent mutual interference, reduce the wiring degree of difficulty of power supply pin 5, can also make heat-generating body 2 compress tightly the laminating on the cell wall that corresponds, improve joint strength, prevent heat-generating body 2 perk, moreover, through accommodation space's setting, can make the surface of atomizing core more level, the assembly of atomizer is realized more easily, and when the cotton package of leading oil is at the lateral wall 12 surface, cotton package is more level and lead oil more even, can avoid the too fast (oil leak)/too slow (dry combustion method of pasting taste) scheduling problem of the oil that the protruding arouses of pin 5.

It should be understood that the heating element 2 may be connected to any side wall 12 in a contact manner, or the heating element 2 may be connected to any two or three of the side of the main body 11 near the groove 10 and the two side walls 12 corresponding to the groove 10 in a contact manner, so as to adapt to different atomization requirements.

In some embodiments, the main body 11 may be provided with a through hole penetrating in the thickness direction, and the connection portion 3 may be directly inserted into the through hole.

In some embodiments, the heating elements 2 may be connected in parallel, the heating structure includes a connection portion 3 and an electrode portion 4, the connection portion 3 is connected to one end of each heating element 2, and one end of the heating element 2 away from the connection portion 3 and/or the connection portion 3 is connected to the electrode portion 4. Preferably, similar to the series connection, the top ends of the two heating elements 2 may be connected by the connection portion 3, the connection portion 3 is connected with the electrode portion 4, and the bottom ends of the two heating elements 2 may be connected with the electrode portion 4, so that the two heating elements 2 may be configured to be controlled to perform heating operation simultaneously or controlled to perform heating operation individually, and of course, the bottom ends of the two heating elements 2 may be connected by the connection portion 3 and the electrode portion 4 may be provided on the connection portion 3, and at this time, the two heating elements 2 may be controlled to perform heating operation only simultaneously.

It should be understood that the foregoing various heating elements 2 may be formed by etching, stamping, or the like, and the shape of the heating element 2 may include, but is not limited to, S-shape, net shape, polygonal shape, rectangular shape, square shape, or the like. The heat generating body 2 may be a heat generating layer formed on the wall of the recess 10 by coating, printing, or the like.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. An atomizing core, comprising:

2. The atomizing core of claim 1, wherein the oil guide includes a main body and side walls connected to the main body, and each of the grooves is defined by the main body and at least two side walls.

3. The atomizing core of claim 2, wherein the groove is located on a peripheral side of the oil guide.

4. A spray core according to claim 3, wherein the grooves are perforated at both ends.

5. The atomizing core of claim 4, wherein the length extension of each of the side walls is parallel to one another.

6. The atomizing core of claim 2, wherein a maximum distance between an outer side of the sidewall and the body is less than a minimum thickness of the body, and a maximum thickness of the sidewall is less than the minimum thickness of the body.

7. The atomizing core of claim 2, wherein the groove is one of C-shaped, U-shaped, and dog-leg shaped in cross section.

8. The atomizing core of any one of claims 2 to 7, wherein each of the grooves is located on the same side of the oil guide; or,

each groove is positioned on different sides of the oil guide body.

9. An atomizing core as set forth in claim 8, wherein each of said heat generating bodies is provided separately.

10. The atomizing core of claim 8, wherein each of the heat generators is integrally connected to form a heat generating structure.

11. The atomizing core of claim 10, wherein each of the heat generating bodies is connected in series, and the heat generating structure includes a connecting portion connected between adjacent heat generating bodies, and an electrode portion connected to an end of the heat generating body located at the end remote from the connecting portion.

12. An atomizing core as set forth in claim 11, wherein said side walls and/or said body constitute a separation structure between different ones of said grooves;

13. The atomizing core of claim 12, wherein when the connecting portion penetrates the isolation structure, the isolation structure is provided with a through hole through which the connecting portion penetrates.

14. The atomizing core of claim 12, wherein when the connecting portion is folded around the outer side of the isolation structure, a relief groove is formed on the outer side of the isolation structure, and the connecting portion is at least partially accommodated in the relief groove.

15. The atomizing core of claim 11, wherein the electrode extends through a sidewall at a corresponding location, and one end of the electrode is exposed outside the sidewall.

16. The atomizing core of claim 10, wherein each of the heat generating bodies is connected in parallel, the heat generating structure further comprises a connecting portion connected to one end of each of the heat generating bodies, and the electrode portion is connected to one end of the heat generating body remote from the connecting portion and/or the connecting portion.

17. The atomizing core of claim 1, wherein the oil guide is a ceramic material.

18. An atomizer comprising an atomizing core according to any one of claims 1 to 17.