CN219593713U - Electronic atomizing device and atomizer - Google Patents

Abstract

The utility model relates to an electronic atomization device and an atomizer, wherein the atomizer comprises an atomization cavity for heating aerosol to form a matrix, an air outlet channel for outputting the aerosol in the atomization cavity and a flow guide structure; the air outlet channel is provided with a first end and a second end in the axial direction; the second end is opposite to the first end, and the second end is arranged towards the atomizing cavity; the flow guiding structure is arranged at the second end; a flow guide channel is formed between the flow guide structure and the end face of the second end and/or the inner side wall of the atomizing cavity and is used for guiding aerosol generated by the atomizing cavity into the air outlet channel along the peripheral ring of the flow guide structure. According to the atomizer, the flow guide structure is arranged at the second end of the air outlet channel, the flow guide channel is formed between the flow guide structure and the end face of the second end and/or the inner side wall of the atomizing cavity, and further dead angles are formed at the joint of the atomizing cavity and the air outlet channel, and further the transmission efficiency of aerosol from the atomizing cavity to the air outlet channel can be improved.

Description

Electronic atomizing device and atomizer

Technical Field

The utility model relates to the field of atomization, in particular to an electronic atomization device and an atomizer.

Background

In the related art, an air outlet channel of an electronic atomization device for atomizing a solid medium is usually through-center and is directly connected to an atomization cavity, so that corners of the atomization cavity form dead angles, and the transmission rate of aerosol in the atomization cavity to the air outlet channel is low.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an electronic atomization device and an atomizer.

The technical scheme adopted for solving the technical problems is as follows: constructing an atomizer, which comprises an atomization cavity for heating an aerosol-forming substrate, an air outlet channel for outputting the aerosol in the atomization cavity, and a flow guiding structure; the air outlet channel is provided with a first end and a second end in the axial direction; the second end is arranged opposite to the first end, and the second end is arranged towards the atomizing cavity; the flow guiding structure is arranged at the second end; a flow guide channel is formed between the flow guide structure and the end face of the second end and/or the inner side wall of the atomizing cavity, and is used for guiding the aerosol generated by the atomizing cavity into the air outlet channel along the circumference of the flow guide structure.

In some embodiments, the flow guiding structure comprises a flow guiding plate, a first gap is arranged between the flow guiding plate and the second end, and a second gap is reserved between the flow guiding plate and the inner side wall of the atomizing cavity; the second gap is communicated with the first gap to form the diversion channel.

In some embodiments, the height of the first gap is 0.3-1.5mm.

In some embodiments, the baffle is planar.

In some embodiments, the cross-sectional dimension of the baffle tapers toward the second end.

In some embodiments, the baffle is flared.

In some embodiments, the baffle is circular, oval, or contoured.

In some embodiments, the baffle is provided with an air inlet.

In some embodiments, the flow guiding structure further comprises a connection location post disposed on the flow guiding plate and partially mounted to an end face of the second end.

In some embodiments, the number of the connecting positioning columns is at least two, and the at least two connecting positioning columns are arranged at intervals.

In some embodiments, the flow directing structure and the outlet channel are coaxially disposed.

In some embodiments, the flow directing structure is disposed between the air outlet channel and the atomizing chamber.

In some embodiments, the flow directing structure is disposed in the outlet channel.

In some embodiments, the flow directing structure is disposed in the atomizing chamber.

In some embodiments, a heating structure is also included, the atomizing chamber being formed in the heating structure.

The utility model also constructs an electronic atomization device which comprises the atomizer and a power supply assembly connected with the atomizer.

The electronic atomization device and the atomizer have the following beneficial effects: according to the atomizer, the flow guide structure is arranged at the second end of the air outlet channel, the flow guide channel is formed between the flow guide structure and the end face of the second end and/or the inner side wall of the atomizing cavity, aerosol generated by the atomizing cavity is guided into the air outlet channel along the periphery of the flow guide structure, and further dead angles formed at the joint of the atomizing cavity and the air outlet channel can be avoided, and further the transmission efficiency of the aerosol from the atomizing cavity to the air outlet channel can be improved.

Drawings

The utility model will be further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a schematic view showing a partial structure of an electronic atomizing device according to a first embodiment of the present utility model;

FIG. 2 is a partial cross-sectional view of the electronic atomizing device shown in FIG. 1;

FIG. 3 is a partially exploded schematic view of the electronic atomizing device shown in FIG. 2;

FIG. 4 is a schematic view of a nozzle assembly of the electronic atomizing device shown in FIG. 3;

FIG. 5 is an exploded view of the nozzle assembly of the electronic atomizing device of FIG. 4;

FIG. 6 is a schematic view of a flow guiding structure of the electronic atomizing device shown in FIG. 5;

fig. 7 is a partial structural sectional view of an electronic atomizing device according to a second embodiment of the present utility model;

fig. 8 is a schematic flow guiding structure of the electronic atomizing device shown in fig. 7.

Detailed Description

For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings.

Fig. 1 shows a first embodiment of the electronic atomizing device of the present utility model. The electronic atomizing device is used for heating the aerosol-forming substrate 200 to atomize it into aerosol for inhalation by a user. The electronic atomization device has the advantages of uniform atomization, high atomization efficiency and high aerosol transmission efficiency. The aerosol-forming substrate 200 may be solid or paste.

The electronic atomizing device includes an atomizer for atomizing an aerosol-forming substrate 200 to form an aerosol, and a power supply assembly. The power supply assembly is connected with the atomizer and is used for supplying power to the atomizer.

As shown in fig. 1 to 3, in the present embodiment, the atomizer includes an atomizing assembly 10 and a suction nozzle assembly 20. The atomizing assembly 10 is used for accommodating the aerosol-forming substrate 200, and in an energized state, heats the aerosol-forming substrate 200 to atomize the aerosol to form aerosol, and outputs the aerosol to the nozzle assembly 20. The nozzle assembly 20 is mounted on the atomizing assembly 10, and in this embodiment, the nozzle assembly 20 is removably mounted to the atomizing assembly 10. The nozzle assembly 20 can output the aerosol formed in the atomizing assembly 10 and is used for user inhalation.

In this embodiment, the atomizing assembly 10 includes a sleeve 11, a first housing 12, a second housing 13, a heating structure 14, and a heat insulating jacket 15. The sleeve 11 is disposed on the first base 12 and is sleeved on the outer periphery of the heating structure 14. The first base 12 is used for supporting the sleeve 11 and the heating structure 14. The second base 13 is sleeved at one end of the sleeve 11 away from the first base 12, and is used for assembling with the suction nozzle assembly 20. The heating structure 14 is accommodated in the sleeve 11 for heating the aerosol-forming substrate 200. The heat insulating sleeve 15 is disposed in the sleeve 11 and is disposed coaxially with the sleeve 11, and is capable of being fitted over the outer periphery of the heating structure 14 to perform a heat insulating function.

In this embodiment, the sleeve 11 is a columnar body having a circular cross section. The sleeve 11 has a hollow structure with both ends penetrating. One end of the sleeve 11 may be disposed at a fitting portion 111 where the second housing 13 is assembled, and the fitting portion 111 may be inserted into the second housing 13. The sleeve 11, the first seat 12 and the second seat 13 can be clamped and fixed by a fastening structure. Of course, it will be appreciated that in other embodiments, the sleeve 11 is not limited to the first and second housings 12 and 13 by providing a snap-fit connection therebetween.

An air inlet channel 121 may be disposed on the first base 12, where the air inlet channel 121 is located at a central axis of the first base 12, and the air inlet channel 121 is coaxially disposed with the heating structure 14, so as to allow external air to enter the heating structure 14 and to carry out aerosol heated in the heating structure 14. The first base 12 is provided with a supporting base plate 16 at one end of the air inlet channel 121 connected to the heating structure 14, the supporting base plate 16 is provided with a plurality of air flow holes 161, and the plurality of air flow holes 161 are arranged at intervals. The gas flow through hole 161 may be in communication with the heating structure 14 and the gas flow channel 121 for the gas of the gas inlet channel 121 to enter the heating structure 14.

The second base 13 includes a socket portion 131 and a connection protrusion 132. The sleeve connection portion 131 is sleeved on the sleeve 11 and can be connected with the sleeve 11 through a buckle structure. The cross section of the sleeve joint 131 may be substantially circular, and is a hollow structure with two ends penetrating. The connecting boss 132 is protruded from an end wall of the socket portion 131 and is coaxially disposed with the socket portion 131. The connection boss 132 may have a circular ring shape with a radial dimension smaller than that of the socket 131. The attachment boss 132 may be used to attach to the nozzle assembly 20.

The heating structure 14 includes a heating pot 141 and a heating element 142, and the heating pot 141 is cylindrical and has both ends penetrating. An atomization chamber 1410 is formed inside the heating pan 141, and the atomization chamber 1410 is used for accommodating the aerosol-forming substrate 200 and providing a working space for atomizing the aerosol-forming substrate 200. The heating pan 141 is disposed on the first base 12 and sleeved on the supporting base 16. The atomizing chamber 1410 may be in communication with the intake passage 121. The heating element 142 is provided on the outer periphery of the heating pot 141, and may be a long heating sheet or a heating track, and is provided to be bent on the outer side wall of the heating pot 141. The two ends of the heating element 142 can be connected with a conductive element 17, and the conductive element 17 can be used for electrically connecting the heating element 142 with a power supply assembly. The heating method may be infrared, plasma, electromagnetic, microwave, or the like.

As shown in fig. 4 to 6, in the present embodiment, the suction nozzle assembly 20 includes a suction nozzle 21, an air outlet channel 22, a flow guiding structure 23, and a sealing member 24. The suction nozzle 21 is disposed on the second base 13, specifically, the suction nozzle 21 is sleeved on the second base 13 for the user to suck. The air outlet passage 22 is formed in the suction nozzle 21. The flow guiding structure 23 is disposed at one end of the suction nozzle 21 and can be disposed in the atomizing chamber 1410, so that a flow guiding channel 30 is formed between the end surface of the one end of the suction nozzle 21 and the inner sidewall of the atomizing chamber, and the aerosol generated in the atomizing chamber 1410 is guided into the air outlet channel 22 along the circumference of the flow guiding structure 23. The sealing member 24 is disposed in the suction nozzle 21 for sealing connection with the suction nozzle 21 and the heating structure 14.

In the drawings, the substrate 200 is placed in the atomizing chamber 1410, and the specific filling amount may depend on the characteristics of the substrate, the solid substrate and the paste substrate, and the filling amount may be generally different, and the heating manner and the shape of the atomizing chamber may affect the filling amount. Accordingly, the drawings are illustrative only and do not represent a true fill level.

In the present embodiment, the suction nozzle 21 includes a body 211 and a base 212. The body 211 may have a cylindrical shape and a through structure at both ends. The body 211 is disposed on the base 212 and coaxially disposed with the base 212, and has a radial dimension smaller than that of the base 212. One end of the body 211 may penetrate the base 212, and the other end is provided with a horn-shaped suction port 2111 for a user to suck. The base 212 can be sleeved on the connecting protrusion 132, and can be fixed with the connecting protrusion 132 through interference fit. Of course, it is understood that in other embodiments, the base 212 may be coupled to the coupling protrusion 132 by providing a coupling structure. The connection structure may be a threaded structure or a snap-fit structure. The base 212 may be generally circular in cross-section.

The outlet channel 22 may be a cylindrical channel formed at a central axis of the body 211 and extending to the base 212. The outlet passage 22 has a first end 22a and a second end 22b in the axial direction; with the first end 22a being located at the suction port 2111. The second end 22b is disposed in the base 212 and toward the atomizing chamber 1410. The second end is opposite to the first end and is communicated with the first end. The outlet passage 22 may be used to output aerosol formed in the atomizing chamber 1410 by heating the aerosol-forming substrate 200.

In this embodiment, the flow guiding structure 23 is disposed in the atomizing chamber 1410, specifically disposed at the second end 22b of the air outlet channel 22, and is disposed coaxially with the air outlet channel 22, and is connected to an end surface of the body 211 of the suction nozzle 21 penetrating into one end of the base 212. In the present embodiment, a flow guiding channel 30 is formed between the flow guiding structure 23 and the end surface of the second end 22b and the inner side wall of the atomizing chamber 1410, that is, a portion of the flow guiding channel 30 is formed between the flow guiding structure 23 and the end surface of the end of the body 211 penetrating into the base 212, and another portion of the flow guiding channel 30 is formed between the flow guiding structure 23 and the inner side wall of the heating pan 141. It is understood that in other embodiments, the flow guiding structure 23 is not limited to be disposed in the atomizing chamber 1410, and can be disposed between the atomizing chamber 1410 and the air outlet channel 22, and in other embodiments, the flow guiding structure 23 can be integrally disposed in the air outlet channel 22. In some embodiments, the flow-directing channel 30 may be formed only between the flow-directing structure 23 and the end face of the second end 22b or only between the flow-directing structure 23 and the inner sidewall of the atomizing chamber 1410.

In this embodiment, the guiding structure 23 includes a guiding plate 231 and a connecting positioning post 232. The deflector 231 may be substantially flat. Of course, it will be appreciated that in other embodiments, the baffle 231 is not limited to being planar, and may be flared, tapered, or otherwise. The baffle 231 can be generally circular, it being understood that in other embodiments, the baffle 231 is not limited to being circular, and can be elliptical, square, or other shaped structures. The radial dimension of the baffle 231 is smaller than the radial dimension of the atomizing chamber 1410. In this embodiment, the baffle 231 may be a porous material, such as a ceramic material. Of course, it will be appreciated that in other embodiments, the baffle 231 may be a silicone plate, a plastic plate, a metal plate, or other plate. In some embodiments, a small number of air inlet holes may be disposed on the baffle 231, and the air inlet holes may be disposed non-coaxially with the air outlet channel 22, so as to maintain a large portion of the air flow still guided from the periphery of the baffle 231 into the air outlet channel 22. The connection positioning column 232 is disposed perpendicular to the circular end surface of the deflector 231 and may be partially installed on the end surface of the second end 22 b. The number of the connecting positioning columns 232 is three, and the three connecting positioning columns 232 are arranged at intervals along the circumferential direction of the guide plate 231. Of course, it is understood that in other embodiments, the connecting studs 232 are not limited to three, but may be two or more than three. The connection positioning column 232 includes a connection column 2321 and a positioning portion 2322, and the connection column 2321 can be inserted into an insertion hole 2112 at one end of the body 211, so as to detachably connect the flow guiding structure 23 with the body 211. The positioning portion 2322 is disposed on the guide plate 231, and the connecting post 2321 is disposed on a side of the positioning portion 2322 opposite to the guide plate 231. The cross-sectional dimension of the positioning portion 2322 may be larger than the cross-sectional dimension of the insertion hole 2112, so as to perform a positioning function, such that a gap is left between the baffle 23 and the end surface of the second end 22 b.

A first gap 31 is disposed between the deflector 231 and the second end 22b, and a second gap 32 is disposed between the deflector 231 and the inner sidewall of the atomizing chamber, and the second gap 32 and the first gap 31 are communicated to form a deflector channel 30. The height of the first gap 31 is preferably 0.3-1.5mm, however, it is understood that the height of the first gap 31 may not be limited to 0.3-1.5mm in other embodiments. By arranging the flow guide channel 30, a side suction return air channel is formed between the atomizing cavity 1410 and the air outlet channel 22, namely, aerosol generated in the atomizing cavity 1410 can be guided into the air outlet channel 22 along the circumference of the flow guide plate 231, so that the air flow path in the atomizing cavity 1410 can be adjusted, the suction negative pressure and the suction area range of the suction nozzle 21 are improved, dead angles are avoided from being formed between the air outlet channel 22 and the atomizing cavity 1410, and the suction transmission rate of the aerosol is improved. In addition, the air flow rate can be more uniform in the center and the circumference of the atomizing chamber 1410, so that the heating uniformity of the aerosol-forming substrate 200 in the atomizing chamber 1410 is improved, the atomizing rate of the aerosol-forming substrate 200 is improved, and the heat transfer loss of the aerosol-forming substrate 200 is reduced.

In this embodiment, the sealing member 24 is sleeved at one end of the body 211 penetrating into the base 212, and the end surface of the sealing member can be tightly pressed with the end surface of the heating pot 141, so as to seal the gap between the heating pot 141 and the body 211. In some embodiments, the seal 24 may be annular in shape. The seal 24 may be a silicone sleeve, although it will be appreciated that in other embodiments the seal 24 is not limited to a silicone sleeve.

Fig. 7 and 8 show a second embodiment of the electronic atomizing device according to the present utility model, which is different from the first embodiment in that the baffle 231 may have a horn shape, and the cross-sectional dimension of the baffle 231 may gradually decrease toward the second end 22 b. Through setting up the guide plate 231 into loudspeaker form for guide structure 23 and suction nozzle 21 structure profile modeling cooperation form class constant cross section guide channel 30, reduce guide channel 30 structure cross section abrupt change, make the interior air current of suction nozzle 21 more smooth and easy, reduce suction nozzle 21 condensation. Meanwhile, the concave structure baffle reduces the contact area with the inner side wall of the atomizing cavity 1410 and the aerosol-forming substrate 200, reduces the heat transfer loss of the aerosol-forming substrate 200, and is beneficial to improving the atomization rate of the upper part of the aerosol-forming substrate 200.

It is to be understood that the above examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that, for a person skilled in the art, the above technical features can be freely combined, and several variations and modifications can be made without departing from the scope of the utility model; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (16)

1. An atomizer characterized by comprising an atomizing chamber (1410) for heating an aerosol-forming substrate (200), an outlet channel (22) for outputting aerosol from the atomizing chamber (1410), and a flow guiding structure (23); the outlet channel (22) has a first end (22 a) and a second end (22 b) in the axial direction; the second end (22 b) is disposed opposite the first end (22 a), and the second end (22 b) is disposed toward the atomizing chamber (1410); the flow guiding structure (23) is arranged at the second end (22 b); a flow guide channel (30) is formed between the flow guide structure (23) and the end face of the second end (22 b) and/or the inner side wall of the atomizing cavity (1410), and is used for guiding the aerosol generated by the atomizing cavity (1410) into the air outlet channel (22) along the circumferential ring of the flow guide structure (23).

2. The atomizer according to claim 1, wherein the flow guide structure (23) comprises a flow guide plate (231), a first gap (31) is provided between the flow guide plate (231) and the second end (22 b), and a second gap (32) is provided between the flow guide plate (231) and the inner side wall of the atomizing chamber (1410); the second gap (32) is communicated with the first gap (31) to form the diversion channel (30).

3. Nebulizer according to claim 2, characterized in that the height of the first gap (31) is 0.3-1.5mm.

4. The atomizer according to claim 2, wherein the deflector (231) is flat.

5. The atomizer according to claim 2, wherein the cross-sectional dimension of the deflector (231) decreases gradually towards the second end (22 b).

6. The atomizer according to claim 5, wherein the deflector (231) is horn-shaped.

7. The atomizer according to claim 2, wherein the deflector (231) is circular, oval or profiled.

8. The atomizer according to claim 2, wherein the baffle (231) is provided with an air inlet aperture.

9. The atomizer according to claim 2, wherein the flow guiding structure (23) further comprises a connecting positioning post (232) arranged on the flow guiding plate (231) and partly mounted to an end face of the second end (22 b).

10. The atomizer according to claim 9, wherein the number of connecting studs (232) is at least two, and wherein the at least two connecting studs (232) are spaced apart.

11. Nebulizer according to claim 1, characterized in that the flow guiding structure (23) is arranged coaxially with the outlet channel (22).

12. The nebulizer of claim 1, wherein the flow guiding structure (23) is arranged between the air outlet channel (22) and the nebulization chamber (1410).

13. Nebulizer according to claim 1, characterized in that the flow guiding structure (23) is arranged in the outlet channel (22).

14. The nebulizer of claim 1, wherein the flow guiding structure (23) is provided in the nebulization chamber (1410).

15. The nebulizer of claim 1, further comprising a heating structure (14), the nebulization chamber (1410) being formed in the heating structure (14).

16. An electronic atomising device comprising a nebuliser as claimed in any one of claims 1 to 15, and a power supply assembly connected to the nebuliser.