CN214759135U

CN214759135U - Electronic atomization device and atomizer thereof

Info

Publication number: CN214759135U
Application number: CN202022868454.4U
Authority: CN
Inventors: 王琴; 陈松开; 鹿道增
Original assignee: Jiangmen Moore Technology Ltd
Current assignee: Jiangmen Moore Technology Ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-11-19
Anticipated expiration: 2030-12-03

Abstract

The utility model relates to an electronic atomization device and an atomizer thereof, wherein the atomizer comprises a liquid storage unit and an atomization unit, the atomization unit comprises an atomization component, the liquid storage unit comprises a support and a sealing cover, and a liquid storage cavity and an air guide channel are formed in the support; this sealed lid sets up the opening part at the support to have with the sealed first state of stock solution chamber and with the open second state in stock solution chamber, wherein, at the second state, this atomizing unit is after assembling with stock solution unit, this atomizing subassembly can with stock solution chamber drain intercommunication and with air guide channel air guide intercommunication. When the sealing cover is in a first state, the liquid storage unit can be stored and transported independently, so that the problem of liquid leakage caused by negative pressure, warm flushing, laying and the like in the storage and transportation processes is thoroughly solved; when the sealed lid is in the second state, take off sealed lid promptly and open the stock solution chamber, can constitute the atomizer after assembling stock solution unit and atomizing unit together and supply the user to use.

Description

Electronic atomization device and atomizer thereof

Technical Field

The utility model relates to an atomizing technical field, more specifically say, relate to an electronic atomization device and atomizer thereof.

Background

The electronic atomizer in the prior art mainly comprises an atomizer and a power supply device. The atomizer atomizes the liquid nebulizable matrix and the power supply device supplies energy to the atomizer. Among the prior art, the atomizer includes stock solution chamber and atomization component, and stock solution chamber and atomization component generally are located same casing, and the equipment finishes with annotating the liquid and become off-the-shelf atomizer. However, the liquid storage cavity and the atomizing assembly are integrated and are communicated with each other in a liquid guiding way, so that liquid leakage is easily caused by negative pressure, warm flushing, shelving, deformation and failure of silica gel and the like in the process of storage and transportation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide an electronic atomization device and atomizer thereof.

The utility model provides a technical scheme that its technical problem adopted is: constructing an atomizer, which comprises a liquid storage unit and an atomizing unit, wherein the atomizing unit comprises an atomizing assembly, the liquid storage unit comprises a support and a sealing cover, and a liquid storage cavity and an air guide channel are formed in the support;

the sealed lid sets up the opening part of support to have with the sealed first state of stock solution chamber and with the open second state of stock solution chamber, wherein the second state, atomizing unit with stock solution unit equipment back, atomizing subassembly can with stock solution chamber drain intercommunication and with air guide channel air guide intercommunication.

In some embodiments, the reservoir unit and the atomizing unit are provided separately.

In some embodiments, the liquid storage unit further comprises a base assembly embedded in the opening of the bracket, at least one lower liquid channel communicated with the liquid storage cavity is formed on the base assembly, and the sealing cover can detachably block the at least one lower liquid channel.

In some embodiments, the sealing cover comprises a cover part and at least one sealing part formed by protruding from the upper end surface of the cover part, the cover part abuts against the bottom of the base component when the sealing cover is in the first state, and the at least one sealing part is hermetically plugged in the at least one lower liquid channel.

In some embodiments, the base assembly includes a base and a first sealing boot sleeved outside an upper end of the base.

In some embodiments, the outer wall surface of the base and the inner wall surface of the bracket are respectively provided with a mutually matched buckling structure.

In some embodiments, the atomizing unit further comprises an atomizing main body, and at least one liquid inlet channel and an atomizing channel which is in air-guide communication with the atomizing assembly and can be in air-guide communication with the air-guide channel are formed in the atomizing main body.

In some embodiments, the atomizing body includes a heat-generating seat and an atomizing seat that are cooperatively mounted with each other, and the atomizing assembly is at least partially embedded in the atomizing seat.

In some embodiments, the nebulizing channel comprises at least one first air outlet channel and a second air outlet channel communicating the at least one first air outlet channel with the air outlet channel.

In some embodiments, the atomizing body further includes a second sealing sleeve disposed on the top of the atomizing base, the second sealing sleeve is provided with a jack corresponding to the air guide channel, and the jack at least partially forms the second air outlet channel.

In some embodiments, the atomizing body further includes a top cover sleeved on one end of the heat-generating base.

In some embodiments, the cap employs at least one of SPCC, SECC, SGCC, SPHC, SPTE.

In some embodiments, the heat generating base comprises a cylindrical housing, the atomizing base comprises a lower embedded part arranged in the cylindrical housing, and the atomizing assembly is at least partially embedded in the lower embedded part; the at least one first air outlet passage is defined between the outer wall surface of the lower insertion portion and the inner wall surface of the cylindrical shell.

In some embodiments, the heating seat further includes a pressing portion pressing against an upper side of the cylindrical housing and an air duct extending upward from an upper end of the pressing portion, and an inner wall surface of the air duct defines the second air outlet channel.

The utility model also provides an electronic atomization device, include as above-mentioned arbitrary atomizer and with atomizer electric connection's power supply unit.

Implement the utility model discloses following beneficial effect has at least: when the sealing cover is in a first state, the liquid storage unit can be stored and transported independently, so that the problem of liquid leakage caused by negative pressure, warm flushing, laying and the like in the storage and transportation processes is thoroughly solved; when the sealing cover is in the second state, the sealing cover is taken down to open the liquid storage cavity, and the liquid storage unit and the atomizing unit are assembled together to form the atomizer for suction of a user; in addition, stock solution unit and atomizing unit independent setting respectively, stock solution unit and atomizing unit all can sell alone, and atomizing unit can also carry out the adaptation with the stock solution unit of different liquid storage capacities.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic perspective view of an assembled liquid storage unit and atomizing unit in a first embodiment of the present invention;

FIG. 2 is a schematic perspective view of the liquid storage unit and the atomizing unit of FIG. 1 when they are separated;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1;

FIG. 4 is a schematic view of the cross-sectional structure B-B in FIG. 2;

FIG. 5 is a schematic diagram of an exploded view of the reservoir unit of FIG. 2;

FIG. 6 is an exploded view of the atomizing unit of FIG. 2;

fig. 7 is a schematic perspective view of the liquid storage unit and the atomizing unit of the second embodiment of the present invention;

FIG. 8 is a schematic view of the cross-sectional structure A-A of FIG. 7;

FIG. 9 is a schematic view of the cross-sectional configuration B-B of the reservoir unit and the aerosolization unit of FIG. 7 when separated;

fig. 10 is an exploded view of the reservoir unit and the atomizing unit of fig. 7.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1-2 show an atomizer 10 according to a first embodiment of the present invention, which atomizer 10 together with a power supply device (not shown) may form a substantially cuboid-shaped electronic atomizer device for the heated atomization of a liquid, nebulizable substrate. The atomizer 10 is used for accommodating liquid-state nebulizable substrate, heating and atomizing the substrate, and delivering mist, and the power supply device is used for supplying power to the atomizer 10 and controlling the whole electronic atomization device to be turned on or off. It is to be understood that the electronic atomizer is not limited to the rectangular parallelepiped shape, and may have other shapes such as a cylindrical shape and an elliptic cylindrical shape.

As shown in fig. 2 to 6, the atomizer 10 includes a liquid storage unit 1 and an atomizing unit 2 which are provided separately. The liquid storage unit 1 may include a bracket 11 and a sealing cover 13, wherein a liquid storage cavity 110 for storing the liquid nebulizable matrix is formed in the bracket 11, and the sealing cover 13 is detachably disposed at a lower end opening of the bracket 11 and has a first state of sealing the liquid storage cavity 110 and a second state of opening the liquid storage cavity 110. When sealed lid 13 is in first state, sealed lid 13 blocks up stock solution chamber 110 sealedly, and at this moment, stock solution unit 1 can be stored in a warehouse alone, transportation, effectively alleviates the atomizer in storage and transportation because of negative pressure, warm rush and shelve the problem that leads to the weeping such as. When sealed lid 13 is in the second state, take off sealed lid 13 promptly, make stock solution chamber 110 open, with stock solution unit 1 and atomizing unit 2 back of assembling together, atomizing unit 2 promptly with stock solution chamber 110 drain intercommunication, atomizing unit 2 can atomize the liquid atomizing matrix of storage in stock solution chamber 110 after the ohmic heating. In addition, stock solution unit 1 and atomizing unit 2 independent setting respectively, stock solution unit 1 and atomizing unit 2 all can sell alone, and in addition, atomizing unit 2 can also carry out the adaptation with the stock solution unit 1 of different capacity (stock solution volume).

The reservoir unit 1 may also include, in some embodiments, a vent tube 111 disposed longitudinally within the support 11 and a base assembly 12 disposed at a lower opening of the support 11. The vent pipe 111 may have a substantially cylindrical shape, and may be integrally formed by extending downward from a top wall of the bracket 11. An air guide channel 1110 for outputting the atomized mist and air mixture is defined by the inner wall surface of the vent pipe 111, and an annular liquid storage cavity 110 for storing the liquid nebulizable substrate is defined between the outer wall surface of the vent pipe 111 and the inner wall surface of the bracket 11. In other embodiments, the vent tube 111 may have other configurations, for example, the vent tube 111 may be manufactured separately and then embedded in the bracket 11 at its upper end.

Two sides of the inner wall surface of the bracket 11 along the length direction are respectively formed with a blocking wall 112, the base component 12 can be embedded into the bracket 11 from the lower end opening of the bracket 11, and the upper end surface of the base component 12 is abutted against the blocking wall 112. The base assembly 12 is provided with a through hole 123 through which the air pipe 111 passes. At least one lower liquid channel 120 for communicating the reservoir 110 with the outside is further disposed on the base assembly 12, and the at least one lower liquid channel 120 may also be used for filling liquid into the reservoir 110. In this embodiment, two lower liquid channels 120 are symmetrically disposed on two sides of the through hole 123.

The base assembly 12 may include a base 121 and a first sealing boot 122 disposed over an upper end of the base 121 in some embodiments. The susceptor 121 may include a first base 1211 disposed at an upper portion and a second base 1212 disposed at a lower portion, the first base 1211 having a smaller outer size than the second base 1212. The first sealing sleeve 122 is sleeved outside the first base 1211 and may be made of a soft material such as silica gel. The outer peripheral edge of the first seal boot 122 is provided with a first annular wall 1221 extending downward, the middle portion is provided with a second annular wall 1222 extending downward, the first annular wall 1221 is tightly fitted between the outer wall surface of the first base 1211 and the inner wall surface of the holder 11, and the second annular wall 1222 is tightly fitted between the inner wall surface of the first base 1211 and the outer wall surface of the vent pipe 111 to prevent liquid leakage. The outer circumferential surface of the first annular wall 121 and the inner circumferential surface of the second annular wall 122 may further be respectively provided with at least one annular convex hull, so that the liquid leakage prevention effect is improved by interference fit.

The base 121 and the bracket 11 can be detachably connected through a mutually matched snap structure. In this embodiment, two sides of the second base portion 1212 of the base 121 along the length direction are respectively formed with one locking platform 1213 protruding outward, the inner wall of the bracket 11 is formed with two locking slots 113 corresponding to the two locking platforms 1213, and the locking platforms 1213 and the locking slots 113 are engaged with each other to fasten the base 121 in the bracket 11. The mode that interior knot connects fixedly is convenient and reliable, and makes atomizer outside no knot position expose, and is more pleasing to the eye.

The sealing cover 13 may be made of a soft material such as silicone, and may include a flat cover 131 and at least one sealing portion 132 formed by protruding an upper end surface of the cover 131, the upper end surface of the cover 131 may abut against the bottom surface of the base 121, and the at least one sealing portion 132 is tightly inserted into the at least one lower liquid passage 120 to seal and close the lower liquid passage 120. In this embodiment, two sealing portions 132 are symmetrically disposed on two opposite sides of the cover portion 131 along the length direction. The outer circumferential surface of the sealing portion 132 may be further provided with at least one annular convex hull that is interference-fitted in the lower fluid passage 120 to enhance the sealing effect. The upper end surface of the cover 131 corresponding to the position of the vent pipe 111 may further be formed with a cylindrical boss 133, and the cylindrical boss 133 may be inserted into the lower end of the vent pipe 111. The upper end surface of the cover portion 131 may be recessed downward to form an annular escape groove 134 corresponding to the lower end of the vent pipe 111, and the lower end of the vent pipe 111 may be received in the annular escape groove 134.

When the liquid storage unit 1 is assembled, the first sealing sleeve 122 can be sleeved on the base 121 to form the base component 12, then the base component 12 is plugged into the liquid storage cavity 110 from the opening at the lower end of the support 11 to be abutted against the blocking wall 112, liquid can be injected into the liquid storage cavity 110 through the liquid discharge channel 120, and after the liquid injection is completed, the sealing cover 13 is plugged, and the liquid discharge channel 120 is sealed and blocked. The parts of the liquid storage unit 1 are simple and convenient in design, automatic assembly is facilitated, and productivity is improved.

The atomizing unit 2 may include an atomizing body 21 and an atomizing assembly 22 disposed in the atomizing body 21 in some embodiments. The liquid storage unit 1 is mounted on the atomizing main body 21 at the lower end thereof, and at least one liquid inlet channel 213 capable of being communicated with the lower liquid channel 120 is formed at the upper part of the atomizing main body 21, so that after the atomizing unit 2 is assembled with the liquid storage unit 1, the liquid storage cavity 110 can be communicated with the atomizing assembly 22 through the lower liquid channel 120 and the liquid inlet channel 213 in sequence. An atomizing chamber 220 for mixing the mist generated by the atomizing assembly 22 and the air, and an air inlet channel and an air outlet channel respectively communicated with the atomizing chamber 220 are formed in the atomizing body 21. The air inlet passage may include at least one air inlet hole 2150 provided on the atomizing body 21 to allow external air to enter the atomizing chamber 220. The air outlet channel can be communicated with the air guide channel 1110 to guide out the mixture of mist and air in the atomizing chamber 220 for the user to suck.

The atomizing body 21 may include an atomizing base 216, a heat generating base 215 embedded in the bottom of the atomizing base 216, a second sealing sleeve 217 embedded in the top of the atomizing base 216, and a top cover 218 sleeved outside the atomizing base 216 and the second sealing sleeve 217 in some embodiments. The top cover 218, the second sealing sleeve 217 and the atomizing base 216 respectively define a liquid inlet channel 213 corresponding to the two lower liquid channels 120. Two electrode thimbles 2155, which are electrically connected to the positive and negative electrodes of the atomizing assembly 22, may be longitudinally inserted into the heat-generating base 215 to electrically connect the atomizing assembly 22 to a power supply device. The atomizer 10 is detachably connectable to a power supply device. In this embodiment, two sides of the bottom of the heat-generating base 215 along the length direction may be embedded with a magnet 2156 respectively for magnetically connecting with the power device.

The atomization seat 216 may be generally square cylindrical, which in some embodiments may include a cylindrical body 2164 and a mounting portion 2165 integrally incorporated into the cylindrical body 2164. The heat-generating socket 215 is embedded in the lower end opening of the cylindrical body 2164 and may be detachably fixed to the cylindrical body 2164 by a snap-fit structure. In this embodiment, two sides of the heat generating base 215 along the length direction are respectively protruded to form a clamping base 2153, the inner wall surface of the cylindrical body 2164 is provided with a clamping groove 2163 which is mutually buckled with the clamping base 2153, after the heat generating base 215 is installed from the lower end opening of the cylindrical body 2164, the clamping base 2153 is clamped into the clamping groove 2163, stable connection and positioning are realized, no buckling position is exposed outside the atomizer, and the appearance is more attractive.

The middle part of the top surface of the heating base 215 may be recessed to form a receiving groove 2151, and the receiving groove 2151 may be used to store a part of the condensate, so as to reduce leakage of the condensate. The middle of the receiving groove 2151 is provided with a raised boss 2152, and the air inlet passage may include a plurality of air inlets 2150 penetratingly formed on the boss 2152. The upper end port of the air inlet 2150 is higher than the surface of the surrounding receiving groove 2151, so that the condensate received in the receiving groove 2151 is not easily introduced into the air inlet 2150, thereby reducing the risk of liquid entering the power supply unit through the air inlet 2150. The two electrode thimbles 2155 can be inserted into the slots 2151 and are located on the two sides of the boss 2152.

The bottom of the mounting portion 2165 defines an open-bottomed well 2160, and the atomizing assembly 22 is at least partially embedded in the well 2160. In some embodiments, the upper end surface of the atomizing assembly 22 may abut against the upper wall of the cavity 2160 through the silicone gasket 223. The atomizing assembly 22 may be disposed above the receiving groove 2151, and may include a porous ceramic liquid absorber 221 at least partially embedded in the receiving cavity 2160 and a heating element 222 disposed on a lower end surface of the liquid absorber 221. The heating element 222 is supported and mounted above the electrode pin 2155, so that the heating element 222 is in contact with and conducted with the electrode pin 2155. The atomizing unit 2 may also include a reservoir 24 disposed in the atomizing base 216 in some embodiments. The liquid storage member 24 may include a first liquid storage cotton 241 in a ring shape and two second liquid storage cotton 242 respectively disposed at two sides of the first liquid storage cotton 241. The first liquid storage cotton 241 is arranged on the top surface of the heating base 215 in an abutting mode, and the two second liquid storage cotton 242 are arranged on two sides of the first liquid storage cotton 241 in the length direction in an abutting mode and are embedded in the atomizing base 216 respectively.

A first air outlet passage 2111 is defined between the outer wall surfaces of the mounting portion 2165 on both sides in the width direction and the inner wall surface of the cylindrical body 2164, respectively. The top cover 218 and the second sealing sleeve 217 are correspondingly provided with insertion holes 214 for inserting the vent pipes 111, and the insertion holes 214 at least partially form second vent channels communicated with the two first vent channels 2111. The air inlet 2150, the atomizing cavity 220, the first air outlet channel 2111 and the second air outlet channel are sequentially communicated from bottom to top to form an atomizing channel, the structure realizes the independent closed design of the atomizing channel in the atomizing main body 21, and the stability is better. Except for the connection of the atomizing cavity 220 and the first air outlet channel 2111 with the necessary holes such as the air inlet 2150, the second air outlet channel and the like, the atomizing cavity 220 and the first air outlet channel 2111 are circumferentially closed, namely are tightly attached to the cylindrical body 2164 in the circumferential direction, on one hand, the contact of air flow and a structural member with edge and corner angles can be reduced, and the generation and the accumulation of condensate can be effectively reduced; on the other hand, the turbulent flow of the structural member can be avoided, and the air flow is more concentrated.

Second sealing boot 217 may be made of soft material such as silica gel, a flange 2171 extends outwards from a top peripheral ring of second sealing boot 217, second sealing boot 217 is embedded in an upper end opening of atomizing base 216 at a lower end, and flange 2171 of second sealing boot 217 abuts against a top of atomizing base 216. The hole wall of the insertion hole 214 of the second sealing sleeve 217 may further be formed with at least one annular convex hull, and the at least one annular convex hull is in interference fit with the vent pipe 111 to improve sealing performance.

The top cover 218 may be integrally formed by stamping, using SPCC, SECC, SGCC, SPHC, SPTE, etc. in some embodiments. The top cap 218 is sleeved over the atomizing base 216 and the second sealing boot 217 to clamp the flange 2171 between the top cap 218 and the atomizing base 216. The top cover 218 and the atomizing base 216 may be respectively provided with a snap structure for fixing with each other. In this embodiment, two sides of the cylindrical body 2164 of the atomizing base 216 along the length direction respectively extend outward to form a stop 2161, a slot 2181 is formed on the top cover 218 corresponding to the stop 2161, and the stop 2161 and the slot 2181 are mutually buckled, so that the atomizing base 216 and the top cover 218 are stably connected and positioned. The atomizing base 216 is coupled to the top cap 218 to reduce the number of parts, reduce assembly, and save cost.

Two sides of the bottom of the base 121 in the width direction are respectively provided with a hook 1214 extending downwards, a slot 2172 is formed on the top cover 218 and the second sealing sleeve 217 corresponding to the two hooks 1214, a limiting hook 2182 is correspondingly arranged on the top cover 218, when the atomizing unit 2 is assembled with the liquid storage unit 1, after the hook 1214 at the bottom of the base 121 is clamped into the slot 2172, the limiting hook 2182 on the top cover 218 clamps and fixes the hook 1214 in the slot 2172 to prevent separation, so that the liquid storage unit 1 and the atomizing unit 2 are fixed. The liquid storage unit 1 and the atomization unit 2 are fixed in a plugging and internally buckling connection mode, convenience and reliability are achieved, the atomizer is exposed without buckling positions, and the appearance is more attractive.

When the atomizing unit 2 is assembled, the magnet 2156 and the electrode thimble 2155 can be riveted into the heating base 215 to complete the assembly of the heating base assembly; the sealing gasket 223, the atomizing assembly 22, the liquid storage component 24 and the heating seat component are sequentially installed into the atomizing seat 216 from the opening at the lower end of the atomizing seat 216, then the second sealing sleeve 217 is installed into the opening at the upper end of the atomizing seat 216, and finally the top cover 218 is sleeved outside the top of the atomizing seat 216.

Fig. 7-10 show an atomizer 10 according to a second embodiment of the present invention, in which the heat generating seat 215 of the atomizing unit 2 is designed as an outer cover, instead of a part of the atomizer housing, to save material; the heating seat 215 has a larger depth, so that more condensate can be stored inside, and the leakage of the condensate is reduced.

Specifically, the liquid storage unit 1 may include a bracket 11, a vent pipe 111 longitudinally disposed in the bracket 11, a base assembly 12 embedded in the bottom of the bracket 11, and a sealing cover 13 detachably plugged in the base assembly 12. The vent pipe 111 may have a substantially cylindrical shape, and may be integrally formed by extending downward from a top wall of the bracket 11. The inner wall surface of the vent pipe 111 defines an air guide channel 1110 for outputting the atomized mist and air mixture, and a liquid storage chamber 110 for storing the liquid nebulizable base material is defined between the outer wall surface of the vent pipe 111 and the inner wall surface of the holder 11. At least one lower fluid passage 120 for communicating the reservoir 110 with the outside is formed on both sides of the base assembly 12 in the length direction, and the lower fluid passage 120 may be sealed or opened by a sealing cover 13.

In some embodiments, the vent tube 111 may include a first tube section 1111 at an upper portion having a larger outer diameter and a second tube section 1112 at a lower portion having a smaller outer diameter. The central portion of the base assembly 12 is provided with a through hole 123 for inserting a second pipe segment 1112 of the vent pipe 111, and the second pipe segment 1112 can be interference-fitted in the through hole 123 and communicated with the through hole 123. The base assembly 12 is received from the lower opening of the bracket 11 and is positionable against the step surface formed between the first tube section 1111 and the second tube section 1112. The second tube segment 1112 may be provided with a guide structure for facilitating insertion of the base assembly 12, for example, the second tube segment 1112 may have a truncated cone shape with an increasing outer diameter from bottom to top. Through the design of direction, location structure, can realize the automatic assembly of stock solution unit.

In some embodiments, two sides of the inner wall surface of the bracket 11 along the length direction are respectively formed with a blocking wall 112, the base component 12 can be inserted into the bracket 11 from the lower opening of the bracket 11, and the upper end surface of the base component 12 abuts against the blocking wall 112 for positioning. The base assembly 12 may include a base 121 and a first sealing boot 122 disposed over an upper end of the base 121 in some embodiments. The susceptor 121 may include a first base 1211 disposed at an upper portion and a second base 1212 disposed at a lower portion, the first base 1211 having a smaller outer size than the second base 1212. The first sealing sleeve 122 is sleeved outside the first base 1211 and may be made of a soft material such as silica gel. The outer periphery of the first seal boot 122 is provided with a first annular wall 1221 extending downward, the middle part is provided with a second annular wall 1222 extending downward, the first annular wall 1221 is tightly fitted between the outer wall surface of the first base 1211 and the inner wall surface of the bracket 11, and the second annular wall 1222 is tightly fitted between the inner wall surface of the first base 1211 and the outer wall surface of the second pipe segment 1112 to prevent liquid leakage. The outer circumferential surface of the first annular wall 121 and the inner circumferential surface of the second annular wall 122 may further be respectively provided with at least one annular convex hull, so that the liquid leakage prevention effect is improved by interference fit.

The sealing cover 13 may be made of a soft material such as silicone, and may include a flat cover 131 and two sealing parts 132 formed by protruding an upper end surface of the cover 131, wherein the two sealing parts 132 are respectively tightly inserted into the two lower fluid passages 120 to seal and close the lower fluid passages 120. The outer circumferential surface of the sealing portion 132 may be further provided with at least one annular convex hull that is interference-fitted in the lower fluid passage 120 to enhance the sealing effect.

When the liquid storage unit 1 is assembled, the first sealing sleeve 122 can be sleeved on the base 121 to form the base component 12, then the base component 12 is plugged into the blocking wall 112 from the opening at the lower end of the support 11 to be abutted against the blocking wall, then liquid can be injected into the liquid storage cavity 110 through the liquid discharge channel 120, and after the liquid injection is completed, the sealing cover 13 is plugged, and the liquid discharge channel 120 is sealed and blocked. All parts of the liquid storage unit 1 are assembled automatically, and the productivity is improved.

The atomizing unit 2 may include an atomizing body 21 and an atomizing assembly 22 disposed in the atomizing body 21 in some embodiments. An atomizing chamber 220 for mixing the mist generated by the atomizing assembly 22 and the air is formed in the atomizing body 21, and the atomizing assembly 22 is disposed in the atomizing chamber 220. The atomizing body 21 may include a heat-generating seat 215 and an atomizing seat 216 embedded at the top of the heat-generating seat 215. The heat generation block 215 has a substantially open-top, rectangular cylindrical shape, and may include a cylindrical housing 2154 and a bottom wall 2159 integrally formed at the bottom of the cylindrical housing 2154. Two electrode thimbles 2155, which are electrically connected to the positive and negative electrodes of the atomizing assembly 22, may be longitudinally inserted through the bottom wall 2159 to electrically connect the atomizing assembly 22 to a power supply device. A magnet 2156 is embedded in each of the two sides of the bottom wall 2159 along the length direction for magnetically connecting with a power supply device. The middle part of the bottom wall 2159 is provided with a boss 2152 protruding upwards, and the boss 2152 is provided with at least one air inlet 2150, so that the upper end port of the air inlet 2150 is higher than the surface of the heating seat 215 around the air inlet 2150, and therefore, condensate liquid received in the heating seat 215 is not easy to enter the air inlet 2150, and the risk that liquid enters the power supply device from the air inlet 2150 can be reduced.

The atomization seat 216 is embedded in the cylindrical housing 2154 at a lower end, and may include a lower embedding portion 2167 at a lower portion, a pressing portion 2166 at a middle portion, and two fluid inlet pipes 2165 at an upper portion. The pressing part 2166 is flat, and after the atomizing unit 2 is assembled with the liquid storage unit 1, the pressing part 2166 can be tightly clamped between the upper end surface of the heating seat 215 and the lower end surface of the bracket 11.

The lower insert portion 2167 is provided in the heat generation seat 215, and two first air outlet passages 2111 communicating with the atomization chamber 220 are defined between the outer wall surfaces of both sides of the lower insert portion 2167 in the width direction and the inner wall surface of the cylindrical housing 2154. The bottom of the lower insert portion 2167 is formed with an open-bottomed well 2160 for mounting the atomizing assembly 22. The upper end surface of atomizing component 22 can abut against the upper cavity wall of cavity 2160 through silica gel sealing gasket 223, and the lower end surface can abut against electrode thimble 2155, so that heating element 222 and electrode thimble 2155 are contacted and conducted.

The lower embedding part 2167 and the heat generating base 215 can be fixed with each other by a mutually matched buckle structure. In this embodiment, the bottom of the lower embedding portion 2167 is formed with a clamping base 2168 along the both sides of length direction respectively and outwardly extending, the seat 215 that generates heat is formed with the draw-in groove 2158 corresponding to the clamping base 2168, the clamping base 2168 and the draw-in groove 2158 are buckled each other, realize that the atomizing seat 216 is stably connected and positioned with the seat 215 that generates heat, and make the atomizer outside not have the position of detaining to expose, it is more pleasing to the eye. The bottom wall 2159 of the heat generating base 215 may extend upward to form two mounting portions 2157, the two magnets 2156 are respectively embedded in the bottoms of the two mounting portions 2157, and the two slots 2158 are respectively and transversely disposed on the tops of the two mounting portions 2157. The two mounting portions 2157 define a receiving groove 2151 therebetween for storing a portion of the condensate to reduce leakage of the condensate. The protrusion 2152 protrudes from the receiving groove 2151, so that an upper end port of the air inlet 2150 is higher than a surface of the receiving groove 2151 around the air inlet, thereby preventing condensate in the receiving groove 2151 from entering the power supply device through the air inlet 2150.

The inner wall surface of the liquid inlet pipe 2165 defines a liquid inlet passage 213 that can communicate with the lower liquid passage 120. Two liquid inlet pipes 2165 are formed by extending upward from the top surface of the pressing part 2166, and are tightly inserted into the two lower liquid passages 120, respectively, so that the atomizing assembly 22 is in liquid-guiding communication with the reservoir 110. The lower liquid passage 120 may be defined by the base 121 and the first sealing sleeve 122, and at least one annular convex hull may be formed on an inner wall surface of the lower liquid passage 120 of the first sealing sleeve 122, and after the liquid inlet pipe 2165 is inserted into the lower liquid passage 120, an outer wall surface of the liquid inlet pipe 2165 may be in interference fit with the at least one annular convex hull, so as to seal between the liquid inlet pipe 2165 and the first sealing sleeve 122. Thus, the first sealing sleeve 122 simultaneously achieves sealing with the bracket 11, the vent pipe 111 and the liquid inlet pipe 2165, thereby reducing the number of parts.

The top surface of the pressing part 2166 may also extend upwards to form a gas guide tube 2169, and the gas guide tube 2169 may be embedded in the base 121 and communicated with the through hole 123. The inner wall surface of gas guide tube 2169 defines a second gas outlet passage which connects two first gas outlet passages 2111 with through hole 123. The air inlet hole 2150, the atomizing cavity 220, the first air outlet channel 2111 and the air guide tube 2169 are sequentially communicated from bottom to top to form an atomizing channel, wherein the air inlet hole 2150 forms an air inlet channel of the atomizing channel for introducing outside air, and the first air outlet channel 2111 and the air guide tube 2169 form an air outlet channel of the atomizing channel for conveying a mixture of mist and air.

When the atomizing unit 2 is assembled, the magnet 2156 and the electrode thimble 2155 can be riveted into the heating base 215 to complete the assembly of the heating base assembly; the sealing gasket 223 and the atomizing assembly 22 are sequentially installed in the atomizing base 216, and then the atomizing base 216 with the sealing gasket 223 and the atomizing assembly 22 installed is installed at the opening at the upper end of the heating base assembly.

Two sides of the top surface of the pressing part 2166 along the width direction can also extend upwards to form two hooks 2162, two sides of the base 121 are formed with slots 1215 corresponding to the hooks 2162, when the atomizing unit 2 is assembled with the liquid storage unit 1 through the atomizing base 216, the hooks 2162 and the slots 1215 are mutually buckled, so that the stable connection and positioning between the atomizing unit 2 and the liquid storage unit 1 are realized. The connection between each subassembly and the connection between atomizing unit 2 and the stock solution unit 1 in atomizing unit 2, the stock solution unit 1 all adopt interior knot formula to connect fixedly, and convenient and reliable just makes the outside no knot position of atomizer expose, and is more pleasing to the eye.

It is to be understood that the above-described respective technical features may be used in any combination without limitation.

The above examples only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; 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

1. An atomizer is characterized by comprising a liquid storage unit (1) and an atomizing unit (2), wherein the atomizing unit (2) comprises an atomizing assembly (22), the liquid storage unit (1) comprises a support (11) and a sealing cover (13), and a liquid storage cavity (110) and an air guide channel (1110) are formed in the support (11);

the sealing cover (13) is arranged at an opening of the support (11) and has a first state for sealing the liquid storage cavity (110) and a second state for opening the liquid storage cavity (110), wherein in the second state, after the atomizing unit (2) is assembled with the liquid storage unit (1), the atomizing assembly (22) can be communicated with the liquid guide of the liquid storage cavity (110) and with the air guide channel (1110).

2. A nebulizer as claimed in claim 1, wherein the reservoir unit (1) and the nebulizing unit (2) are provided separately.

3. A nebulizer as claimed in claim 1 or 2, wherein the reservoir unit (1) further comprises a base component (12) embedded in the opening of the support (11), the base component (12) is formed with at least one lower liquid channel (120) communicated with the reservoir chamber (110), and the sealing cover (13) detachably seals the at least one lower liquid channel (120).

4. A nebulizer as claimed in claim 3, wherein the sealing cap (13) comprises a cap portion (131) and at least one sealing portion (132) formed by an upper end surface of the cap portion (131) in a protruding manner, the cap portion (131) abuts against a bottom portion of the base assembly (12) when the sealing cap (13) is in the first state, and the at least one sealing portion (132) is sealingly plugged in the at least one lower liquid passage (120).

5. A nebulizer as claimed in claim 3, wherein the base assembly (12) comprises a base (121) and a first sealing sleeve (122) which is sleeved over an upper end of the base (121).

6. A nebulizer as claimed in claim 5, characterised in that the outer wall surface of the base (121) and the inner wall surface of the holder (11) are provided with cooperating snap-in formations, respectively.

7. Atomiser according to claim 1 or 2, characterised in that the atomising unit (2) further comprises an atomising body (21), in which atomising body (21) at least one inlet channel (213) and an atomising channel in air-conducting communication with the atomising assembly (22) and capable of communicating with the air-conducting channel (1110) are formed.

8. Atomiser according to claim 7, characterised in that the atomising body (21) comprises a heat-generating seat (215) and an atomising seat (216) which are fitted to each other, the atomising assembly (22) being at least partially embedded in the atomising seat (216).

9. A nebulizer as claimed in claim 8, wherein the nebulization channel comprises at least one first air outlet channel (2111) and a second air outlet channel communicating the at least one first air outlet channel (2111) with the air guide channel (1110).

10. An atomizer according to claim 9, characterized in that the atomizing body (21) further comprises a second sealing sleeve (217) arranged on top of the atomizing seat (216), the second sealing sleeve (217) being provided with a receptacle (214) corresponding to the air guide channel (1110), the receptacle (214) forming at least in part the second air outlet channel.

11. A nebulizer as claimed in claim 8, wherein the nebulizing body (21) further comprises a cap (218) fitted over one end of the heating seat (215).

12. A nebulizer as claimed in claim 11, wherein the cap (218) employs at least one of SPCC, SECC, SGCC, SPHC, SPTE.

13. The atomizer according to claim 9, wherein the heat-generating socket (215) comprises a cylindrical housing (2154), the atomizing socket (216) comprising a lower insert (2167) disposed in the cylindrical housing (2154), the atomizing assembly (22) being at least partially embedded in the lower insert (2167); the at least one first air outlet passage (2111) is defined between an outer wall surface of the lower insertion portion (2167) and an inner wall surface of the cylindrical case (2154).

14. The atomizer according to claim 13, wherein said heat-generating seat (215) further comprises a pressing portion (2166) pressed against an upper side of said cylindrical housing (2154), and a gas-guiding tube (2169) extending upward from an upper end of said pressing portion (2166), an inner wall surface of said gas-guiding tube (2169) defining said second gas-outlet passage.

15. An electronic atomisation device comprising an atomiser as claimed in any of claims 1 to 14 and power supply means electrically connected to the atomiser.