CN210672072U

CN210672072U - Electronic atomization device

Info

Publication number: CN210672072U
Application number: CN201921439157.9U
Authority: CN
Inventors: 杨爽
Original assignee: Individual
Current assignee: Shenzhen Dingjing Technology Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-05
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to an electronic atomization device, which comprises an atomization component, a liquid storage cavity connected with the liquid guide of the atomization component and a mist conveying channel connected with the gas guide of the atomization component, wherein the mist conveying channel comprises an atomization cavity for accommodating the atomization component, an air inlet channel communicated with the air inlet of the atomization cavity and an air outlet channel communicated with the air outlet of the atomization cavity; the inner wall surface of the air outlet channel is also provided with a liquid flow blocking step for preventing the liquid medium from being sucked out through the air outlet channel. The utility model provides an after the internal face of electron atomizing device's air outlet channel formed liquid choked flow step, can prevent the condensate in the air outlet channel from being taken over.

Description

Electronic atomization device

Technical Field

The utility model relates to an atomizing equipment, more specifically will relate to an electronic atomization device.

Background

In the related art, a passage for discharging the atomizing gas between a mouthpiece portion of an electronic atomizing device such as an electronic cigarette and an atomizing assembly is a generally cylindrical or elliptical cylindrical passage, so that the condensate formed in the passage is easily carried out, or the condensate in the atomizing member flows backwards or back into the passage, so that the condensate is adsorbed by a user, and the user experience effect is affected.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that, a modified electronic atomization device is provided.

The utility model provides an electronic atomization device, which comprises an atomization assembly, a liquid storage cavity connected with the liquid guide of the atomization assembly and a mist conveying channel connected with the air guide of the atomization assembly, wherein the mist conveying channel comprises an atomization cavity for accommodating the atomization assembly, an air inlet channel communicated with the air inlet of the atomization cavity and an air outlet channel communicated with the air outlet of the atomization cavity; the inner wall surface of the air outlet channel is also provided with a liquid flow blocking step for preventing the liquid medium from being sucked out through the air outlet channel.

In some embodiments, the flow blocking step includes a first step formed on an inner wall surface of the gas outlet channel and arranged in a longitudinal direction, the first step is spiral or step-ring shaped, and a step surface of the first step faces in a direction opposite to a gas flow direction in the gas outlet channel.

In some embodiments, the flow blocking step includes a spiral second step formed on an inner wall surface of the gas outlet channel and arranged in a longitudinal direction, the second step is located above the first step, and a step surface of the second step faces in the same direction as the gas flow direction, so as to guide condensate on the inner wall surface of the gas outlet channel to the bottom of the gas outlet channel.

In some embodiments, the outlet channel includes an outlet pipe, the outlet pipe includes a first pipe section with a smaller aperture close to the atomizing assembly and a second pipe section with a larger aperture far away from the atomizing assembly, the first step is formed on an inner wall surface of the first pipe section, and the second step is formed on an inner wall surface of the second pipe section and is adjacent to the first step.

In some embodiments, the atomization assembly further comprises a third adsorption medium disposed in the gas outlet channel and used for adsorbing liquid, and the third adsorption medium is located above the step.

In some embodiments, the electronic atomizer includes a base carrying the atomizing assembly, the base further having a recessed catch basin formed thereon, the catch basin being positioned below the atomizing assembly to collect leaks and/or condensate.

In some embodiments, the atomization assembly includes a central through-hole, and the collection trough is located directly below the central through-hole.

In some embodiments, the base includes an upper seat body on which the collecting groove is formed; the upper base body also comprises at least one second air inlet which is communicated up and down, and the at least one second air inlet is positioned beside the collecting tank; and a second collecting space is defined above the upper seat body and communicates the at least one second air inlet with the atomization cavity.

In some embodiments, the upper seat body includes a collection cavity in communication with a top surface of the upper seat body, the collection cavity defining the collection trough; the base comprises a lower base body, the upper base body is arranged on the lower base body, and the collection cavity extends towards the lower base body; the lower seat body comprises an accommodating cavity, and the collecting cavity is accommodated in the accommodating cavity.

In some embodiments, the base further comprises a second adsorbent media disposed within the collection tank.

In some embodiments, the lower housing includes at least one first air inlet hole located at the periphery of the collection cavity and a first collecting space communicating the at least one first air inlet hole with at least one second air inlet hole of the upper housing. Helical in some embodiments, the base further comprises a first sorbent medium disposed within the receiving cavity.

In some embodiments, the upper seat body is integrally formed of an elastic material.

The utility model has the advantages as follows: the utility model provides an after the internal face of electron atomizing device's air outlet channel formed liquid choked flow step, can prevent the condensate in the air outlet channel from being taken over.

Drawings

Fig. 1 is a schematic perspective view of an electronic atomizer according to some embodiments of the present invention;

FIG. 2 is a schematic sectional view of the electronic atomizer A-A shown in FIG. 1;

fig. 3 is a schematic perspective view of an atomizing unit of the electronic atomizing device shown in fig. 2;

FIG. 4 is a schematic perspective exploded view of the atomizing unit shown in FIG. 3;

fig. 5 is a schematic perspective view of the lower seat body of the atomizing unit shown in fig. 4;

FIG. 6 is a schematic cross-sectional view taken along the line B-B of the lower base shown in FIG. 5;

FIG. 7 is a schematic perspective view of an upper seat of the base of the atomizing unit shown in FIG. 4;

FIG. 8 is a cross-sectional view taken along the line C-C of the upper base shown in FIG. 7;

FIG. 9 is a schematic cross-sectional view of the atomizing assembly of the electronic atomizer shown in FIG. 2;

FIG. 10 is a schematic cross-sectional view of the electronic atomizer D-D shown in FIG. 1;

fig. 11 is a schematic cross-sectional view of a housing of an electronic atomizer according to another embodiment of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, the following detailed description of some embodiments of the present invention is provided with reference to the accompanying drawings. In addition, like reference numerals designate like structural features in some embodiments of the present invention.

Fig. 1 and 2 show an electronic atomization device 1 according to some embodiments of the present invention, where the electronic atomization device 1 can cooperate with a battery device (not shown) to form an electronic atomization apparatus, so as to atomize liquid media such as smoke liquid and liquid medicine by heating. As shown in the drawings, the electronic atomizer 1 may include an atomizer unit 10 and a liquid storage unit 20 in some embodiments. The atomizing unit 10 is embedded in the first opening 210 at the bottom end of the liquid storage unit 20 for heating and atomizing the liquid medium. The liquid storage unit 20 defines a liquid storage chamber 30 together with the atomizing unit 10 for storing a liquid medium and supplying the liquid medium to the atomizing unit 10. Referring to fig. 3 together, in some embodiments, the atomizing unit 10 may include a base 11 and an atomizing assembly 12 mounted on top of the base 11.

Referring to fig. 2 and 4 together, the base 11 may include a lower base 111 and an upper base 112 sleeved on the top of the lower base 111. The top surface of the lower base 111 is recessed downward to form a receiving cavity 1110, and the upper base 112 includes a collecting cavity 1120 protruding downward, and the collecting cavity 1120 extends into the receiving cavity 1110. The collection chamber 1120 may be cylindrical in some embodiments, defining a cylindrical collection trough for receiving condensate or leakage. It is understood that the collection cavity 1120 is not limited to being cylindrical in some embodiments, and may be hemispherical. In some embodiments, the upper housing 112 may be integrally formed of an elastic material such as silicone.

The collection trough may be located directly below the atomizing assembly 12 in some embodiments, and is used for collecting liquid medium such as liquid medium leaked from the atomizing assembly 12 or condensed and returned in the mist conveying channel, so as to prevent the condensed liquid from leaking to the outside of the electronic atomizing device 1 or leaking to the electronic components to cause damage to the electronic components. The containing cavity 1110 of the lower base 111 is located below the second air inlets 1125 of the upper base 112, and is used for collecting the liquid medium flowing through the second air inlets 1125.

In some examples, the base 11 may also include a first sorption medium 113 located within the receiving cavity 1110 and a second sorption medium 114 located within the collection tank. The first adsorption medium 113 is fixed between the bottom wall of the receiving cavity 1110 and the bottom wall of the collection cavity 1120, and is used for adsorbing and storing the liquid medium flowing into the receiving cavity 1110. The second adsorption medium 114 is disposed in the collection tank, and is used for adsorbing water vapor or liquid medium flowing into the collection tank of the collection chamber 1120 and preventing the liquid medium from flowing backwards. In some embodiments, the second adsorbent media 114 is secured within the collection tank. In some embodiments, the first adsorption medium 113 and the second adsorption medium 114 may be made of porous materials such as nano activated carbon, honeycomb ceramics, medical grade fibers, or high-shrinkage cotton.

In some embodiments, the collection chamber 1120 may be cylindrical, and the second adsorbent 114 fitted therein may be cylindrical or spherical, and the outer diameter of the second adsorbent 114 is larger than the inner diameter of the collection chamber 1120, so that the second adsorbent 114 can be fixed in the collection chamber 1120 in an interference fit manner to prevent the backflow of the liquid collected in the collection tank.

Referring to fig. 5 and 6 together, in some embodiments, the lower housing 111 may further include a first step 1111, a second step 1112, a third step 1113 and two first air inlet holes 1114. The first step 1111 is located at the bottom of the lower base 111 and is used for being matched with the first opening 210 of the liquid storage unit 20. The second step 1112 is disposed on the top of the lower base 111 for the upper base 112 to be sleeved thereon. Two third steps 1113 are disposed in the receiving cavity 1110 and located at the periphery of the collecting cavity 1120. The top surface of the third step 1113 is lower than the top surface of the lower seat 111, and two first air inlets 1114 penetrating the upper and lower parts of the lower seat 111 are respectively formed on the two third steps 1113. The space between the top surface of the third step 1113 and the top surface of the lower seat 111 forms a first collecting space 1118, and the first collecting space 1118 connects the first air inlet 1114 with the second air inlet 1125 on the upper seat 112, so that the outside air is collected in the first collecting space 1118 after passing through the first air inlet 1114 and then is transmitted to the second air inlet 1125. The staggered design of the air paths can reduce the probability of outward leakage of the liquid medium.

In some embodiments, the lower housing 111 may further include two first positioning holes 1115 respectively disposed at two opposite sides of the receiving cavity 1110, and a positive electrode hole 1116 and a negative electrode hole 1117 respectively disposed near the two first positioning holes 1115. The first positioning hole 1115, the positive electrode hole 1116 and the negative electrode hole 1117 axially penetrate through the lower base 111. The positive electrode hole 1116 and the negative electrode hole 1117 are used for the positive electrode column 115 and the negative electrode column 116 to be inserted therein, respectively.

As further shown in fig. 2, in some embodiments, the base 11 may further include a positive electrode column 115, a negative electrode column 116, and an electrode ring seal 117. The positive electrode post 115 and the negative electrode post 116 are inserted into the positive electrode hole 1116 and the negative electrode hole 1117, respectively, and are electrically connected to a battery device (not shown). The annular electrode sealing portion 117 is sleeved on the bosses at the bottom ends of the positive electrode column 115 and the negative electrode column 116, and plays a role in sealing gas and liquid, and can prevent dust from entering the atomizing unit 10 to a certain extent.

Fig. 7 and 8 illustrate the upper housing 112 according to some embodiments of the present invention, which may include a substantially oval plate-shaped body 1121, a cylindrical boss 1123 disposed at the middle of the top surface of the body 1121, and a collection cavity 1120 disposed at the middle of the bottom surface of the body 1121. The body 1121 is configured to cover the top surface of the lower base 111, and the boss 1123 is configured to be engaged with the atomizing assembly 12. The boss 1123 is recessed from a top surface thereof by a transverse slot 1124 formed transversely through the entire boss 1123. The cross-cut 1124 defines a second collection space 1130 (shown in FIG. 2) when the boss 1123 is mated with the atomizing assembly 12.

A communication hole 1122 is formed at the middle of the bottom surface of the transverse groove 1124, the communication hole 1122 communicates the catch tank of the catch chamber 1120 with the transverse groove 1124, and the diameter of the communication hole 1122 is equivalent to that of the catch tank. The bottom surface of the transverse slot 1124 may further have four second air inlet holes 1125 penetrating to the bottom surface of the body 1121, and the four second air inlet holes 1125 are distributed around the communication hole 1122 and located at four corners of the transverse slot 1124 respectively. It is to be understood that the number of the second air intake holes 1125 is not limited to four, and less than four or more than four may be applicable. The bottom surface of the transverse cutting groove 1124 may be further provided with a pair of wire through holes 1127 in some embodiments, and the pair of wire through holes 1127 are respectively provided at opposite sides of the communication hole 1122 for passing two electrode leads of the atomizing assembly 12 therethrough, respectively.

As shown in fig. 7, the upper housing 112 may further include two mounting posts 1128, and the two mounting posts 1128 are respectively disposed at two ends of the top surface of the body 1121 for receiving the atomizing assembly 12 thereon. Another convenience is that since the upper housing 112 is integrally formed of an elastic material, the mounting post 1128 can also function as a seal to prevent leakage. Each mounting post 1128 further includes an axial through hole 1126 extending from the top surface of the mounting post 1128 to the bottom surface of the body 1121 for receiving the positive and

negative posts

115 and 116, respectively, therethrough. The axial through-hole may also serve as an oil hole before the positive pole 115 and negative pole 116 are installed.

In some embodiments, the upper base 112 may further include two second positioning holes 1129, the two second positioning holes 1129 penetrating from the top surface to the bottom surface of the body 1121, being respectively disposed at diagonal positions of the periphery of the transverse slot 1124 of the boss 1123, and corresponding to the two first positioning holes 1115 of the lower base 111. The two second positioning holes 1129 are used for the two positioning posts 1216 of the atomizing assembly 12 to penetrate therethrough, respectively. The positioning posts 1216 of the atomizing assembly 12 are sequentially inserted into the second positioning holes 1129 and the first positioning holes 1115, so that the atomizing assembly 12, the upper seat 112 and the lower seat 113 are more firmly combined.

The upper housing 112 may further include an annular sealing portion 1126 disposed at the periphery of the upper housing 112, wherein the annular sealing portion 1126 protrudes downward below the bottom surface of the body 1121, so that the upper housing 112 is cap-shaped as a whole and can cover the top of the lower housing 111. The annular sealing portion 1126 is interposed between the lower housing 111 and the liquid storage unit 20 (see fig. 2) to prevent liquid leakage.

Go up pedestal 112 downside and cup joint on lower pedestal 111, the upside supplies atomizing component 12 to install on it, and it adopts elastic material integrated into one piece such as silica gel to utilize elastic material's soft nature characteristics, make other spare parts alternate or assemble on it, play effectual sealed effect on the one hand, prevent the entering of gaseous liquid or dust, on the other hand also plays more firm centre gripping effect, stabilizes spare part about it.

As further shown in fig. 9, the atomizing assembly 12 may include a fixing base 121, a liquid absorbing member 122, a heat generating member 123 and a sealing ring 124 in some embodiments. The fixing base 121 is mounted on the upper base 112 (as shown in fig. 2), and defines a cylindrical atomizing chamber 1210. The liquid absorbing member 122 is fixedly installed in the atomizing chamber 1210 of the fixing base 121, and the heat generating member 123 is fixedly installed in the liquid absorbing member 122. The liquid absorbing member 122 is used for absorbing the liquid medium in the liquid storage cavity 30, and the heat generating member 123 is used for heating the liquid medium in the liquid absorbing member 122 to increase the temperature thereof for atomization. The sealing ring 124 is sleeved on the top of the fixing cylinder 1212 of the fixing base 121 to seal the joint between the fixing portion 1212 and the liquid storage unit 20.

As shown in fig. 9, the fixing base 121 may include a substantially oval base 1211, a fixing barrel 1212 axially disposed at a middle portion of a top surface of the base 1211 to define the atomizing chamber 1210, a cylindrical receiving hole 1213 formed at a middle portion of a bottom surface of the base 1211 and recessed toward the top surface, a through hole 1214 for communicating the atomizing chamber 1210 defined by the fixing barrel 1212 with the receiving hole 1213, two third positioning holes 1215 respectively disposed at two ends of the base 1211 and penetrating from the top surface to the bottom surface of the base, and two positioning posts 1216 respectively extending downward from the bottom surface of the base 1211. The fixing barrel 1212 is used for accommodating the liquid absorbing member 122 and the heat generating member 123 therein, and has a liquid guiding hole 1217 (shown in fig. 4) formed in a side wall thereof for guiding and communicating the liquid absorbing member 122 and the liquid storage chamber 30. The hole diameter of the receiving hole 1213 is adapted to the diameter of the boss 1123 of the upper housing 112, so that when the fixing base 121 is mounted on the upper housing 112, the boss 1123 can be tightly received therein, thereby communicating the second collecting space 1130 with the fixing cylinder 1212. The diameters of the two third positioning holes 1215 are respectively matched with the diameters of the two mounting columns 1128 of the upper seat 112, so as to be respectively and tightly sleeved on the two mounting columns 1128. The two positioning posts 1216 are configured to sequentially penetrate through the second positioning hole 1129 and the first positioning hole 1115.

The wicking member 122, which in some embodiments is cylindrical, is axially disposed through the aerosolizing chamber 1210 of the stationary barrel 1212. The wall of the central through hole of the liquid absorbing member 122 forms an atomizing surface, and the central through hole of the liquid absorbing member 122 communicates with the second collecting space 1130 through the through hole 1214. The heating element 123, which is a heating wire in some embodiments, is wound into a spiral column shape and is axially fixed in the central through hole of the liquid absorbing member 122, and is tightly attached to the inner wall surface of the central through hole of the heating element 123. The absorbent member 122 may be made of organic cotton, nonwoven fabric, or the like in some embodiments.

In some embodiments, the collection chamber 1120 defines a collection trough directly below the atomizing chamber 1210, such that condensate or leakage from the atomizing chamber 1210 is collected in the collection trough 1120. On the other hand, the heat generated by the heat generating member 123 can evaporate a part of the water in the liquid or air stream adsorbed in the second adsorbing medium 114, so as to dry the atomized air.

As further shown in fig. 2, the liquid storage unit 20 may include a casing 21 sleeved on the base 10, an air outlet pipe 214 disposed in the casing 21 and connected to the air guide of the base 10, and a liquid flow-blocking step disposed in the air outlet pipe 214 for preventing the condensate formed or flowing back into the air outlet pipe 214 from being inhaled by the user.

The housing 21 includes a first opening 210 for sleeving the atomizing unit 10 and a second opening 212 opposite to the first opening 210. The air outlet pipe 214 has one end connected to the second opening 212 and the other end extending toward the first opening 210 and communicating with the fixing seat 121 of the atomizing assembly 12, so as to communicate the atomizing chamber 1210 with the outside through the second opening 212. Herein, the first air inlet 1114, the first collecting space 1118, the second air inlet 1125, the second collecting space 1130, the atomizing chamber 1210, the air outlet 214 and the second opening 212 are sequentially connected to form a mist transporting channel in a staggered manner, so that the probability of liquid medium leakage can be reduced. The first air inlet 1114, the first collecting space 1118, the second air inlet 1125 and the second collecting space 1130 are sequentially connected to form an air inlet channel of the mist transporting channel, and the air inlet channel is communicated with an air inlet of the atomizing chamber 1210 to guide the outside air into the atomizing chamber 1210 to be mixed with the mist. The air outlet pipe 214 and the second opening 212 connected in sequence form an air outlet channel of the mist transporting channel, and the air outlet channel is communicated with an air outlet of the atomizing chamber 1210 to guide out the mixture of air and mist.

In some embodiments, as shown in fig. 2, one end of the air outlet pipe 214 is fitted in the sealing ring 124, and the other end is the end where the first opening 210 is located, and the mixture of mist and air in the atomizing chamber 1210 is guided out to the first opening 210, i.e. the mouthpiece portion, through the air outlet pipe 214 for use. In some embodiments, outlet pipe 214 is in the shape of an elliptical cylinder. In some embodiments, a flow-impeding step is disposed in the air outlet duct 214 to prevent condensed or backflow liquid from being inhaled by the user, which may affect the comfort of the user. The outlet pipe 214 may in some embodiments include a first pipe section 2143 with a smaller aperture near the nebulizing chamber 1210 and a second pipe section 2144 with a larger aperture away from the nebulizing chamber 1210. The sealing ring 124 connects the first pipe section 2143 to the fixing seat 121 in a sealing manner.

In some embodiments, as further shown in fig. 2, the liquid flow-blocking steps may include a first step 2140 formed on an inner wall surface of the first pipe section 2143 of the outlet pipe 214 and a second step 2141 formed on an inner wall surface of the second pipe section 2144 of the outlet pipe 214 and arranged in the longitudinal direction and above the first step 2140. The first step 2140 is located above the atomizing chamber 1210 of the atomizing assembly 10 and is disposed adjacent to the outlet of the atomizing chamber 1210 for blocking condensate in the atomizing assembly 10 from flowing back into the second pipe section 2144 of the air outlet pipe 214. Second step 2141 serves to return condensate in second leg 2144 of outlet gas conduit 214 therealong to aerosolizing assembly 10 within aerosolizing chamber 1210.

In some embodiments, as shown in fig. 2, the first step 2140 has a spiral shape, and the direction of the surface of the first step is opposite to the direction of the airflow in the outlet pipe 214.

In some embodiments, as shown in fig. 11, the first step 2140a may also be a plurality of annular steps, the plurality of annular steps are arranged in a step shape, and the distance from the plurality of annular steps to the center of the air outlet pipe 214 decreases from bottom to top, and the step surface faces in the direction opposite to the air flow direction in the air outlet pipe 214.

In some embodiments, as shown in fig. 2, second step 2141 has a spiral shape, and the direction of the step surface is the same as the direction of the gas flow in gas outlet pipe 214, so that the condensate on the inner wall surface of second pipe section 2144 of gas outlet pipe 214 is guided to the bottom of second pipe section 2144 of gas outlet pipe 214, and further flows back to atomizing chamber 1210 through first pipe section 2143 of gas outlet pipe 214.

In some embodiments, as shown in fig. 2, the electronic atomization apparatus 1 may further include a third adsorption medium 119 disposed on an inner wall surface of the second pipe section 2144 of the gas outlet pipe 214, and the third adsorption medium 119 is used for adsorbing the condensate formed in the second pipe section 2144 of the gas outlet pipe 214, so as to further prevent the condensate from being inhaled by the user.

In some examples, the third adsorption media 119 can be oil absorbent cotton or organic fiber cotton.

In some embodiments, the atomizing unit 10 of the electronic atomizing apparatus 1 is provided with a collecting cavity 1120 and a second adsorbing medium 114 located in a collecting tank defined by the collecting cavity 1120 below the atomizing assembly 112. The porous material of the second adsorption medium 114 is utilized to have strong adsorbability, so as to adsorb the condensate or leakage liquid or water vapor in the atomization assembly and collect the condensate or leakage liquid or water vapor in the collection cavity 1120. Furthermore, the adsorption condensate or other air flowing water in the second adsorption medium 114 can be partially evaporated by the heat generated by the heating member 123, so that the atomized air in the atomizing unit can flow more smoothly, and the user can experience better.

In some embodiments, the atomizing unit 10 of the electronic atomizing device 1 is provided with a receiving cavity 1110 and the first adsorptive medium 113 therein below the atomizing element 112. In the same way, the arrangement enables the redundant atomizing gas or vapor in the second air inlet holes 1125 to be absorbed and collected more effectively, so as to further reduce the risk of liquid leakage in the electronic atomizing device 1, thereby effectively protecting the external environment of the atomizing device and other parts not contacting with the gas and liquid, and prolonging the service life of the electronic atomizing device 1.

This electronic atomization device 1 sets up dual collecting vat and is located the structural feature of each collecting vat adsorption medium device respectively in some embodiments, can prevent effectively that the liquid in the atomizing unit from leaking outward to can prevent effectively that the liquid in the collecting vat from flowing backwards, further prevent to corrode weeping department spare part, and then prolong the life of atomizing unit, can dry atomizing gas to a certain extent again simultaneously, increase user's comfort level. In some examples, the inner wall surface of the air outlet channel of the electronic atomization device 1 is further provided with a liquid flow blocking step for preventing the liquid medium from being sucked out through the air outlet channel, so that the condensate in the air outlet channel can be prevented from being brought out, and the experience effect of a user is improved.

The above embodiments are only some of the embodiments of the present invention, and many more variant embodiments based on the embodiments are not listed one by one, so that any variant embodiment based on the concept of the present invention is within the scope of the present invention.

Claims

1. An electronic atomization device comprises an atomization assembly, a liquid storage cavity connected with the liquid guide of the atomization assembly, and a mist conveying channel connected with the air guide of the atomization assembly, wherein the mist conveying channel comprises an atomization cavity for accommodating the atomization assembly, an air inlet channel communicated with an air inlet of the atomization cavity, and an air outlet channel communicated with an air outlet of the atomization cavity; the method is characterized in that: the inner wall surface of the air outlet channel is also provided with a liquid flow blocking step for preventing the liquid medium from being sucked out through the air outlet channel.

2. The electronic atomization device of claim 1, wherein the flow-blocking step comprises a first step formed on an inner wall surface of the air outlet channel and arranged in a longitudinal direction, the first step is in a spiral shape or a stepped ring shape, and a step surface of the first step faces in a direction opposite to an air flow direction in the air outlet channel.

3. The electronic atomization device of claim 2, wherein the flow-blocking step comprises a spiral second step formed on an inner wall surface of the air outlet channel and arranged in a longitudinal direction, the second step is located above the first step, and a step surface of the second step faces in the same direction as the air flow direction, so as to guide condensate on the inner wall surface of the air outlet channel to the bottom of the air outlet channel.

4. The electronic atomization device of claim 3, wherein the air outlet channel comprises an air outlet pipe, the air outlet pipe comprises a first pipe section with a smaller aperture close to the atomization assembly and a second pipe section with a larger aperture far away from the atomization assembly, the first step is formed on an inner wall surface of the first pipe section, and the second step is formed on an inner wall surface of the second pipe section and is adjacent to the first step.

5. The electronic atomizer device according to any one of claims 1 to 4, wherein the atomizing assembly further comprises a third adsorbent for adsorbing liquid disposed in the gas outlet channel, the third adsorbent being located above the step.

6. The electronic atomization device of any one of claims 1 to 4, wherein: the electronic atomization device comprises a base for bearing the atomization assembly, wherein a concave collecting groove is formed in the base and is located below the atomization assembly to collect leaked liquid and/or condensate.

7. The electronic atomization device of claim 6, wherein: the base comprises an upper base body, and the collecting groove is formed in the upper base body; the upper base body also comprises at least one second air inlet which is communicated up and down, and the at least one second air inlet is positioned beside the collecting tank; and a second collecting space is defined above the upper seat body and communicates the at least one second air inlet with the atomization cavity.

8. The electronic atomization device of claim 7, wherein: the upper seat body comprises a collection cavity communicated with the top surface of the upper seat body, and the collection cavity defines the collection groove; the base comprises a lower base body, the upper base body is arranged on the lower base body, and the collection cavity extends towards the lower base body; the lower seat body comprises an accommodating cavity, and the collecting cavity is accommodated in the accommodating cavity.

9. The electronic atomization device of claim 8, wherein: the base also includes a second adsorbent media disposed within the collection tank.

10. The electronic atomization device of claim 8, wherein: the lower seat body comprises at least one first air inlet hole positioned at the periphery of the collecting cavity and a first collecting space which communicates the at least one first air inlet hole with at least one second air inlet hole of the upper seat body.