CN117617575A - Sealing structure, atomization assembly and atomizer - Google Patents

Abstract

The invention provides a sealing structure, an atomizing assembly and an atomizer, wherein the atomizer comprises an oil cup and an atomizing assembly connected to one end of the oil cup, the atomizing assembly comprises a support, a heating assembly vertically or obliquely arranged in the support and a sealing structure assembled at the top end of the support, the support is provided with an assembling groove for assembling the heating assembly, the sealing structure comprises a top main body assembled at the top end of the support and an air passage part integrally connected to the bottom side of the top main body, the top main body is connected to the inner wall of the oil cup in a sealing manner, the air passage part is embedded in the assembling groove, the top main body is provided with an air outlet hole penetrating through the top and the bottom of the top main body, the inner side of the air passage part is provided with an atomizing groove, and the atomizing groove and the heating assembly are enclosed to form an atomizing channel communicated with the air outlet hole. The assembly steps of the scheme are simpler and quicker, the assembly cost is reduced, the influence on the tightness in the assembly process can be reduced, and the sealing performance is improved.

Description

Sealing structure, atomization assembly and atomizer

Technical Field

The invention belongs to the technical field of electronic atomizers, and particularly relates to a sealing structure, an atomizing assembly and an atomizer.

Background

The atomizer generally comprises an oil cup and an atomizing assembly mounted to one end of the oil cup, wherein the atomizing assembly comprises a base assembly, a bracket, a heat generating assembly, and a sealing assembly.

The applicant has developed an atomizer with a vertical cotton wick, the sealing assembly of which comprises an air channel silica gel and a top seal, and the assembly of which is assembled step by step for each component part, each material being cumbersome to handle during assembly, and the tightness of the atomizer being affected by the excessive material during the step-by-step assembly. As can be seen, the atomizers in the related art are costly to assemble and have poor sealing properties.

Disclosure of Invention

The invention aims to provide a sealing structure, an atomization assembly and an atomizer, which can reduce the materials of the atomizer, simplify the assembly process, reduce the assembly cost and improve the sealing performance of the atomizer.

In order to solve the technical problems, the invention provides a sealing structure for an atomization assembly, which comprises a top main body and an air passage part integrally connected to the bottom side of the top main body, wherein the top main body is provided with air outlet holes penetrating through the top and bottom of the top main body, and an atomization groove is arranged on the inner side of the air passage part.

Further, an abutting rib is formed on the inner side of the air passage part at the side edge of the atomizing groove in an inward protruding mode, and the abutting rib is provided with an abutting surface facing the inner side.

Further, the length direction of the abutting rib is parallel to the axis direction of the atomizing assembly.

Further, the abutment surface is perpendicular to the thickness direction of the atomizing assembly.

Further, the atomizing groove comprises an atomizing groove at the middle part, an air inlet groove connected to the bottom end of the atomizing groove and an air outlet groove connected to the top end of the atomizing groove, wherein the cross sectional area of the inner cavity of the air inlet groove and the cross sectional area of the inner cavity of the air outlet groove are larger than that of the atomizing groove.

Further, the cross-sectional area of the inner cavity of the air outlet groove gradually increases from the bottom end to the top end.

Further, the cross-sectional area of at least a portion of the air intake groove gradually decreases in the air intake direction.

Further, the sealing structure further comprises an elastic connecting sheet connected between the top main body and the air passage part, and the air passage part can rotate around the top main body through the elastic connecting sheet.

Further, a liquid discharging channel is formed in the atomization assembly, the sealing structure further comprises an extension part which is integrally connected to the bottom side of the top main body and is opposite to the air passage part, the extension part is used for being attached to the outer side of the support, a yielding cavity is formed in one side of the extension part, attached to the support, of the extension part, and the yielding cavity is used for forming at least part of the liquid discharging channel.

Further, the extension portion is provided with a relief hole penetrating along the thickness direction of the extension portion, and the relief cavity is located in the relief hole.

Further, the outside of extension is provided with around in the outside of hole of stepping down first sealing rib, the top main part is provided with around its outside second sealing rib.

Further, an abdication groove is formed in the inner side of the extension portion, and the abdication cavity is formed by encircling the abdication groove.

Further, the bottom side of top main part be provided with encircle in the limit edge in the outside of venthole and be located the stopper in the outside of limit edge, limit edge with form between the stopper be used for with the top matching of support is interval.

Further, the top main body is also provided with a liquid outlet penetrating through the bottom and the top of the top main body, and the limiting block is positioned at the edge of the liquid outlet.

Further, provide an atomization component, including support, vertical or slope set up in heating element in the support and assemble in the seal structure on the top of support, the support is seted up the assembly groove of assembly heating element, seal structure including assemble in the top main part on the top of support and an organic whole connect in the air flue portion of the bottom side of top main part, air flue portion inlay in the assembly groove, the venthole that link up its top and bottom has been seted up to the top main part, the inboard of air flue portion is provided with the atomizing groove, the atomizing groove with heating element encloses to form the intercommunication the atomizing passageway of venthole.

Further, the draw-in groove has been seted up to one side of support, atomizing subassembly still includes bottom subassembly, bottom subassembly include the bottom, assemble in the bottom seal spare on the top of bottom, run through the bottom with the electrode of bottom seal spare, and be fixed in the bottom runs through and stretches out the spliced pole on the top of bottom seal spare, the electrode electricity connect in heating element, the spliced pole with the draw-in groove buckle is connected.

Further, an atomizer is provided, including support, vertical or slope set up in heating element in the support and assemble in the above arbitrary seal structure of support, the support is seted up the assembly groove of assembly heating element, air flue portion inlay in the assembly groove, the atomizing groove with heating element encloses and closes and form the intercommunication the atomizing passageway of venthole.

Compared with the prior art, the sealing structure, the atomizing assembly and the atomizer have the beneficial effects that:

the well seal structure of this scheme includes top main part and air flue portion, because top main part and air flue portion body coupling have reduced the material of atomizer for atomizer assembly step is more simple swift, only uses a seal structure to realize between support and the oil cup promptly, can reduce assembly process and produce the influence to the leakproofness, has reduced assembly cost, and has promoted the sealing performance of atomizer.

Drawings

FIG. 1 is a schematic cross-sectional view of a part of the construction of a atomizer in an embodiment of the invention;

FIG. 2 is a schematic view showing a disassembled perspective structure of the atomizer according to the embodiment of the present invention;

FIG. 3 is a schematic view of a first view angle of a heat generating component according to an embodiment of the present invention when the heat generating component is mounted on a bracket;

FIG. 4 is a schematic view of a second view angle structure of the heat generating component according to the embodiment of the present invention when the heat generating component is mounted on the bracket;

FIG. 5 is a schematic perspective view of a seal structure according to an embodiment of the present invention;

FIG. 6 is a schematic view showing a structure in which a heating element is assembled to a base member in accordance with an embodiment of the present invention.

In the drawings, each reference numeral denotes: 10. an atomizing assembly; 20. an oil cup; 1. a bracket; 2. a heating component; 3. a sealing structure; 4. a base assembly; 11. an assembly groove; 12. a positioning groove; 13. a clamping groove; 21. an oil guide; 22. a heating element; 31. a top body; 32. an air passage portion; 33. an elastic connecting piece; 34. an extension; 311. an air outlet hole; 312. a limit edge; 313. a limiting block; 314. a liquid discharging hole; 321. an atomizing tank; 322. abutting the convex edges; 3221. an abutment surface; 341. a relief hole; 41; a bottom cover; 42. a bottom seal; 43. an electrode; 44. and (5) connecting the columns.

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" is two or more, unless explicitly defined otherwise.

In this embodiment, in combination with fig. 1-6, there is provided an atomizer, including an oil cup 20 and an atomization component 10 connected to one end of the oil cup 20, the atomization component 10 includes a support 1, a heating component 2 vertically or obliquely disposed in the support 1, and a sealing structure 3 assembled on the top end of the support 1, the support 1 is provided with an assembly groove 11 for assembling the heating component 2, the sealing structure 3 includes a top main body 31 assembled on the top end of the support 1 and an air channel portion 32 integrally connected to the bottom side of the top main body 31, the top main body 31 is hermetically connected to the inner wall of the oil cup 20, the air channel portion 32 is embedded in the assembly groove 11, the top main body 31 is provided with an air outlet hole 311 penetrating through the top and bottom of the top main body, an atomization groove 321 is disposed on the inner side of the air channel portion 32, and the atomization groove 321 and the heating component 2 enclose to form an atomization channel communicating the air outlet hole 311.

The well seal structure 3 of this scheme includes top main part 31 and air flue portion 32, thereby top main part 31 can assemble the top at support 1 and be used for the seal with the inner wall of oil cup 20, air flue portion 32 can inlay in mounting groove 11 and heating element 2 enclose and form the atomizing passageway, realize the seal of atomizing passageway, because top main part 31 and air flue portion 32 are integrative to be connected, consequently, only need assemble the top of top main part 31 and support 1 and with air flue portion 32 inlay in mounting groove 11 can when the assembly. According to the scheme, the materials of the atomizer are reduced, the assembling steps are simpler and quicker, the sealing between the bracket 1 and the oil cup 20 is realized by only using one sealing structure 3, the influence on the sealing performance in the assembling process can be reduced, the assembling cost is reduced, and the sealing performance of the atomizer is improved.

Further, an abutment rib 322 is formed to protrude inward from the side of the atomizing groove 321 inside the air passage 32, and the abutment rib 322 has an inwardly facing abutment surface 3221. The abutting rib 322 is used for abutting the heating element 2 in the fitting groove 11.

Specifically, in this embodiment, the assembly groove 11 is set up in the support 1, and the air gap of intercommunication assembly groove 11 is set up on the top of support 1, be provided with the caulking groove in the assembly groove 11, heating element 2 is including inlaying the dull and stereotyped oily body 21 of leading in the caulking groove and paste the slice heat-generating body 22 of locating the one side of leading that deviates from the caulking groove of oily body 21, wherein, it can adopt soft cotton or hard porous ceramic to lead oily body 21, provide planar atomizing face and imbibition face can, heat-generating body 22 can adopt the slice metal etching to form, heat-generating body 22 includes the portion that generates heat, connect in the bone position of the both sides of portion that generates heat and the link ends at the both ends of portion that generates heat, preferably, the portion that generates heat-generating body 22 is a plurality of minor axis continuous diamond structures in proper order, every diamond structure's major axis tip all is provided with the bone position, diamond structure's minor axis direction of arranging is along the central axis direction of atomizing assembly 10, consequently, both sides of portion that generate heat all have a plurality of bone positions, after atomizing assembly 10 is accomplished, the bone position of both sides is by two butt faces that abut face 21 of face that abut on two 322 respectively, correspond on the oily body 21 of leading in the face 21 of leading in the heat-generating element, and warp structure, warp structure in the process warp of being driven in the diamond structure more in addition. It should be understood that the foregoing arrangement of the heat generating portion is merely an example, and in some implementations, the heat generating portion may be wavy, S-shaped, rectangular, etc., and both sides thereof may be provided with bone sites and abutted against one side of the oil guide 21 by the abutment rib 322.

Further, the length direction of the abutment rib 322 is parallel to the axial direction of the atomizing assembly 10; the abutment surface 3221 is perpendicular to the thickness direction of the atomizing assembly 10. Specifically, in this embodiment, the heating element 2 is vertically disposed in the bracket 1, that is, the oil body 21 and the heating element 22 are both vertically disposed, the atomization surface and the oil guiding surface of the oil body 21 are perpendicular to the thickness direction of the atomization element 10, and the bone positions of the heating element 22 are arranged at intervals in the vertical direction, so that the abutting surface 3221 of the abutting rib 322 can be tightly attached to the bone positions, the heating element 22 and the oil body 21 are tightly attached, the heating element 22 and the oil body 21 can be tightly contacted by each other by such arrangement, and the oil body 21 is heated more uniformly. In some embodiments, the heating element 2 may also be disposed obliquely, for example, an included angle of 60-90 ° may be formed between the central axes of the heating element 2 and the atomizing element 10, and the abutting surface 3221 is disposed parallel to the atomizing surface and the oil guiding surface of the oil guiding body 21 in the heating element 2, so that when the air passage portion 32 is embedded in the assembly groove 11, the abutting surface 3221 may abut against a side of the bone facing away from the oil guiding body 21, and abut against the heating element 22 against the oil guiding body 21.

Further, the atomizing groove 321 comprises an atomizing groove at the middle part, an air inlet groove connected to the bottom end of the atomizing groove and an air outlet groove connected to the top end of the atomizing groove, wherein the cross sectional areas of the inner cavities of the air inlet groove and the air outlet groove are larger than the cross sectional area of the atomizing groove. The atomizing channel is including the atomizing chamber, inlet channel and the passageway of giving vent to anger that correspond with atomizing recess, inlet channel respectively, because the inner chamber cross-sectional area of atomizing recess is minimum, is equivalent to the cross-section in atomizing chamber promptly, so set up, the velocity of flow is bigger after the air current passes through inlet channel, and the air current velocity in the atomizing chamber is the biggest, can be more quick with the aerosol sticky tape that the department atomizing of portion that generates heat formed from, thereby promote atomization effect.

Further, the cross-sectional area of the inner cavity of the air outlet groove gradually increases from the bottom end to the top end; the cross-sectional area of at least part of the sections of the air intake groove decreases gradually in the air intake direction, preferably the cross-sectional area of at least part of the sections of the air intake groove decreases gradually in the air intake direction from the top end toward the bottom end. Specifically, the groove wall that atomizing recess and portion of generating heat are relative is on a parallel with heat-generating body 22, the recess of admitting air is including meeting in atomizing recess's bottom and the air inlet guide surface that extends towards the direction of keeping away from heat-generating body 22, the air inlet guide surface is the curved surface preferably, the recess of giving vent to anger is including the top that meets in atomizing recess and the air outlet guide surface that extends towards the direction of keeping away from heat-generating body 22, the air outlet guide surface is the curved surface preferably, the air inlet guide surface is all relative with heating element 2 with the air outlet guide surface, so set up, can make the air inlet air current by the portion of generating heat, increase the velocity of flow, promote atomization effect, and, reduce the condensation phenomenon of passageway department of giving vent to anger, thereby promote user experience. In some embodiments, the inlet and outlet flow faces may also be provided as planar surfaces.

Further, the sealing structure 3 further includes an elastic connection piece 33 connected between the top body 31 and the air passage portion 32, and the air passage portion 32 is rotatable around the top body 31 by the elastic connection piece 33. Specifically, in the present embodiment, the sealing structure 3 is made of soft elastic polymer resin material such as silica gel or rubber, preferably a silica gel material, which has good elasticity and sealing performance, and the thickness of the elastic connecting piece 33 is smaller than that of the air passage portion 32 because the elastic connecting piece 33 is matched with the opening of the air passage notch, so that the elastic connecting piece 33 has good flexibility, and the air passage portion 32 can rotate relative to the top main body 31. When the sealing structure 3 is assembled, the top of the top main body 31 and the top of the support 1 can be assembled first, after the top main body 31 is assembled, the air passage part 32 can be accurately positioned on the side of the assembly groove 11 of the support 1, so that the air passage part 32 can be assembled into the assembly groove 11 only by inwards folding and extruding the air passage part 32 relative to the top main body 31 towards the assembly groove 11, the positioning step of the air passage part 32 is simplified, convenience and rapidness are realized, after the air passage part 32 is embedded into the assembly groove 11, the abutting surface 3221 of the abutting edge abuts against the heating element 22 and the oil guide body 21, and the top end of the abutting edge abuts against the bottom side of the top main body 31, so that good sealing of the atomization air passage can be realized.

Further, the outside of air flue portion 32 is provided with the vertically extended and supports the rib, supports the top of rib and is provided with the guide surface, therefore, when assembling atomization component 10 to the oil cup 20, the guide surface can be convenient for seal structure 3 enter into the oil cup 20, and supports tight rib and can be compressed by the inner wall of oil cup 20 to make air flue portion 32 exert the bigger tight force of supporting to heat-generating body 22, make the connection between air flue portion 32 and atomization component 10 more inseparable, sealing performance is better.

Further, a liquid-discharging channel is formed in the atomizing assembly 10, the sealing structure 3 further comprises an extension portion 34 integrally connected to the bottom side of the top main body 31 and disposed opposite to the air channel portion 32, the extension portion 34 is used for being attached to the outer side of the support 1, a yielding cavity is formed on one side of the extension portion 34 attached to the support 1, and the yielding cavity is used for forming at least part of the liquid-discharging channel.

Specifically, the lower liquid passageway is including two first passageways that set up in the top of support 1 and connect in the second passageway of the bottom of two first passageways symmetrically, the opening of intercommunication second passageway has been seted up to assembly groove 11, the opening covers when leading oil body 21 and inlaying in assembly groove 11, consequently, the second passageway can meet in leading oil body 21, the passageway breach of intercommunication second passageway has been seted up in the outside of support 1, buckle towards the top in the both ends of passageway breach, moreover, the constant head tank 12 that matches with extension 34 has been seted up to the one side of support 1 that sets up the passageway breach, when seal structure 3's top main part 31 assembly is in the top of support 1, extension 34 just inlays in constant head tank 12, and the outside surface of extension 34 and the outside surface parallel and level of support 1, it is just right to give way the chamber and passageway breach, so, passageway breach and the chamber of giving way all can be as a part of second passageway (lower liquid passageway), thereby practice thrift the space under the condition of guaranteeing the drain smoothness, and saving material cost. In some embodiments, the shape of the second channel may be U-shaped, C-shaped with an opening facing upwards, smile-shaped, arc-shaped with an opening facing upwards, V-shaped, etc., as long as it is ensured that both ends of the second channel are higher than the middle thereof, and the shape of the channel notch and the abdication cavity are adapted to the shape of the second channel.

Further, the extension portion 34 is provided with a relief hole 341 penetrating along the thickness direction thereof, and the relief cavity is located in the relief hole 341. So set up, can make the inner wall of oil cup 20 regard as the chamber wall of second passageway to further practice thrift the space of atomizer, moreover, oil cup 20 can adopt transparent material, thereby make the user can observe the condition of atomizing liquid and leading oil body 21 in the second passageway through oil cup 20, hole 341 and the passageway breach of stepping down, convenience of customers judges whether there is atomizing liquid in the atomizer, also can judge simultaneously that lead oil body 21 has the condition of being burnt, the user's of being convenient for use. In some embodiments, the inner side of the extension portion 34 may also be provided with a relief groove, and the relief cavity is formed by enclosing the relief groove, so that the atomized liquid in the second channel is less likely to flow out through the extension portion 34, and the leakage risk is smaller.

Further, the outer side of the extension 34 is provided with a first sealing rib surrounding the outer side of the relief hole 341, and the top body 31 is provided with a second sealing rib surrounding the outer side thereof. After the atomization assembly 10 is assembled in the oil cup 20, the first sealing rib and the second sealing rib can be in interference fit with the inner wall of the oil cup 20, so that the support 1 and the oil cup 20 are sealed.

Further, the bottom side of the top main body 31 is provided with a limiting edge 312 surrounding the outer side of the air outlet hole 311 and a limiting block 313 positioned on the outer side of the limiting edge 312, and a space for matching with the top end of the bracket 1 is formed between the limiting edge 312 and the limiting block 313; the top main body 31 is further provided with a lower liquid hole 314 penetrating through the bottom and the top of the top main body, and a limiting block 313 is located at the edge of the lower liquid hole 314. Specifically, when the top main body 31 is assembled at the top end of the bracket 1, the limiting edge 312 and the limiting block 313 are embedded on the side wall of the first channel, so that positioning is achieved, the bottom end of the limiting edge 312 is abutted to the top side position of the air passing notch, and accordingly communication with the top end of the atomization channel is achieved, in addition, the limiting block 313 is located at the edge of the liquid discharging hole 314, the structural strength of the top main body 31 and the liquid discharging hole 314 can be improved, and the liquid discharging hole 314 can be communicated with the liquid discharging channel and the liquid storage cavity.

In this scheme, seal structure 3 includes top main part 31, air flue portion 32 and extension 34 simultaneously, wherein the leakproofness between support 1 top and the oil cup 20 inner wall can be guaranteed to top main part 31, the leakproofness of atomizing air flue can be guaranteed to air flue portion 32, the leakproofness of drain passageway can be guaranteed to extension 34, only adopt the sealing of the everywhere of support 1 that one part just realizes, and assembly step is few, and positioning accuracy is high, can reduce the influence of assembly step to sealed effect, and the atomizing liquid of everywhere is all sealed in seal structure 3, possess good sealing performance, the material is few, assembly cost is low.

Further, the clamping groove 13 is formed in one side of the bracket 1, the atomization assembly 10 further comprises a bottom assembly 4, the bottom assembly 4 comprises a bottom cover 41, a bottom sealing member 42 assembled at the top end of the bottom cover 41, an electrode 43 penetrating through the bottom cover 41 and the bottom sealing member 42, and a connecting column 44 fixed to the bottom cover 41 and penetrating through the top end of the bottom sealing member 42, the electrode 43 is electrically connected to the heating assembly 2, and the connecting column 44 is in snap connection with the clamping groove 13. Specifically, two symmetrical clamping grooves 13 are formed in one side of the bracket 1, provided with clamping protrusions, are arranged in the grooves, are integrally formed in the top side of the bottom cover 41, are formed in the connecting columns 44, grooves matched with the clamping protrusions are formed in the connecting columns 44, two electrodes 43 are symmetrically arranged, and two connecting ends of the heating part are respectively connected to the two electrodes 43.

In this case, when assembling the atomizer, the base member 4 may be assembled in advance, and the heating element 22 may be welded to the electrode 43 of the base member 4, thereby forming an atomizing core member; the oil guide body 21 is previously assembled in the assembly groove 11 of the bracket 1, thereby forming an oil guide member; then, the heating body 22 is directed to the assembly groove 11, the connecting column 44 is aligned to the clamping groove 13, the atomization core component is assembled on the oil guide component from the side, the connecting column 44 is in buckling connection with the clamping groove 13, and the heating body 22 is tightly attached to the oil guide body 21; then, the top main body 31 of the sealing structure 3 is assembled on the top of the bracket 1, the extension part 34 is embedded in the positioning groove 12, and the air passage part 32 is folded over so that the air passage part 32 is embedded in the assembling groove 11 to form the atomization assembly 10; finally, the atomization assembly 10 is inserted and assembled into the oil cup 20, thereby forming the atomizer. The material of the atomizer is reduced, the assembly process is simplified, and the process cost is lower.

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 (17)

1. A seal structure for atomizing subassembly, its characterized in that, seal structure include top main part and an organic whole connect in the air flue portion of the bottom side of top main part, the venthole that link up its top and bottom is seted up to the top main part, the inboard of air flue portion is provided with the atomizing groove.

2. The seal structure according to claim 1, wherein an abutment rib is formed protruding inward at a side edge of the atomizing groove inside the air passage portion, the abutment rib having an abutment surface facing inward.

3. The seal of claim 2, wherein the abutment rib has a length that is parallel to the axial direction of the atomizing assembly.

4. The seal structure of claim 2, wherein the abutment surface is perpendicular to a thickness direction of the atomizing assembly.

5. The seal structure of claim 1, wherein the atomizing tank includes an atomizing groove in a middle portion, an air inlet groove connected to a bottom end of the atomizing groove, and an air outlet groove connected to a top end of the atomizing groove, and cross sectional areas of inner cavities of the air inlet groove and the air outlet groove are larger than cross sectional areas of the atomizing groove.

6. A sealing arrangement according to claim 3, wherein the cross-sectional area of the cavity of the air outlet groove increases gradually from the bottom end towards the top end.

7. A sealing arrangement according to claim 3, wherein the cross-sectional area of at least a portion of the air inlet groove is tapered in the air inlet direction.

8. The seal of any one of claims 1-7, further comprising a resilient connecting tab connected between the top body and the airway portion, the airway portion being rotatable about the top body by the resilient connecting tab.

9. The seal of claim 8, wherein a lower fluid channel is formed in the atomizing assembly, the seal further comprising an extension integrally connected to the bottom side of the top body and disposed opposite the air channel, the extension being configured to fit over the outer side of the support, a relief cavity being formed in a side of the extension that is in contact with the support, the relief cavity being configured to form at least a portion of the lower fluid channel.

10. The seal of claim 9, wherein the extension portion defines a relief hole therethrough along a thickness direction thereof, the relief cavity being located within the relief hole.

11. The seal of claim 10, wherein the outer side of the extension is provided with a first sealing bead surrounding the outer side of the relief hole, and the top body is provided with a second sealing bead surrounding the outer side thereof.

12. The seal of claim 9, wherein a relief groove is formed in an inner side of the extension portion, and the relief cavity is defined by the relief groove.

13. The sealing structure according to claim 8, wherein a limiting edge surrounding the outer side of the air outlet hole and a limiting block located on the outer side of the limiting edge are arranged on the bottom side of the top main body, and a space for matching with the top end of the support is formed between the limiting edge and the limiting block.

14. The seal of claim 13, wherein the top body is further provided with a lower fluid hole extending through the bottom and top thereof, and the stopper is located at an edge of the lower fluid hole.

15. An atomization assembly, which is characterized by comprising a bracket, a heating assembly vertically or obliquely arranged in the bracket and a sealing structure as claimed in any one of claims 1-14 assembled in the bracket, wherein the bracket is provided with an assembling groove for assembling the heating assembly, the air passage part is embedded in the assembling groove, and the atomizing groove and the heating assembly are enclosed to form an atomization channel communicated with the air outlet hole.

16. The atomizing assembly of claim 15, wherein the cartridge is provided with a slot on one side of the support, the atomizing assembly further comprising a bottom assembly including a bottom cover, a bottom seal mounted to a top end of the bottom cover, an electrode extending through the bottom cover and the bottom seal, and a connecting post secured to the bottom cover and extending through the top end of the bottom seal, the electrode being electrically connected to the heat generating assembly, the connecting post being snap-fit with the slot.

17. The utility model provides an atomizer, its characterized in that, including the oil cup with connect in the atomizing subassembly of one end of oil cup, atomizing subassembly include support, vertical or slope set up in generate heat the subassembly in the support and assemble in the seal structure on the top of support, the support is seted up the assembly groove of assembly generate heat the subassembly, seal structure including assemble in the top main part on the top of support with an organic whole connect in the air flue portion of the bottom side of top main part, top main part sealing connection in the inner wall of oil cup, air flue portion inlay in the assembly groove, the venthole that link up its top and bottom is seted up to the top main part, the inboard of air flue portion is provided with the atomizing groove, the atomizing groove with generate heat the subassembly enclose and close the atomizing passageway that forms the intercommunication the venthole.