CN215531655U

CN215531655U - Electronic atomizer

Info

Publication number: CN215531655U
Application number: CN202121320852.0U
Authority: CN
Inventors: 林光榕; 郑贤彬
Original assignee: Huizhou Happy Vaping Technology Ltd
Current assignee: Huizhou Happy Vaping Technology Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-18
Anticipated expiration: 2031-06-11
Also published as: WO2022257521A1

Abstract

The utility model discloses an electronic atomizer which comprises a shell, a sealing sleeve, a porous body atomizing core, a limiting bracket and a bottom cover, wherein the sealing sleeve is arranged on the shell; the upper end of the shell is provided with a suction port, the lower end of the shell is provided with an opening, and the suction port is provided with a mist suction pipe which extends downwards in the shell; the sealing sleeve, the porous body atomizing core, the limiting bracket and the bottom cover are sequentially connected and sleeved in the shell from bottom to top from the opening of the shell, and the sealing sleeve, the inner wall of the shell and the mist suction pipe form a liquid storage cavity in a surrounding manner; the upper end of the sealing sleeve is provided with a central air vent connected with a mist suction pipe, the inner bottom of the sealing sleeve is sleeved with a porous atomizing core, the outer side wall of the upper part of the sealing sleeve is sleeved on the inner side wall of the shell, the outer side wall of the middle-lower part of the sealing sleeve is sleeved on the inner side wall of the limiting support, the outer side wall of the limiting support is connected with the upper part of a bottom cover, the bottom cover is packaged in an opening of the shell, and the upper end of the bottom cover is provided with an atomizing cavity; the atomizing device has the advantages that if atomized liquid which is not atomized is not taken out directly by airflow and is sucked into the mouth, and the use experience of a user is greatly improved.

Description

Electronic atomizer

Technical Field

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

Background

The electronic atomization device can heat the solution to be atomized, namely atomized liquid, to generate smoke or vapor for a user to suck. Electronic atomization equipment generally comprises a battery assembly and an electronic atomizer, wherein a battery for supplying power to the atomizer is arranged in the battery assembly, the electronic atomizer comprises a heating unit, and the heating unit can atomize atomized liquid into vapor fog when being electrified. The electronic atomization device is particularly applied to electronic cigarettes, medical medicine atomization devices and the like, and basically works to provide heating and atomization functions and convert atomized liquid such as tobacco juice, liquid medicine and other solutions stored in the electronic atomization device into steam, vapor fog, aerosol and the like.

In the existing electronic atomizer, a porous material including a porous ceramic material is developed and used as a material for guiding liquid in an atomizing core, and the porous material has the advantages of dry burning prevention, no scorched smell generation and the like. In addition, the atomization surface or the atomization cavity of the existing atomization core and the mist suction pipe are all communicated up and down, so that the vapor and the liquid can not be separated easily, and the atomized liquid which is not atomized is easily brought out by the airflow directly and is sucked into the mouth; meanwhile, when the viscosity of the atomized liquid is high and the work stop time of the atomizing equipment is long, the permeated atomized liquid is easy to adhere to the straight-through atomizing cavity, so that the atomizing channel is blocked to cause unsmooth airflow, and extremely poor use experience is caused for users.

Disclosure of Invention

The utility model aims to provide an electronic atomizer which can prevent atomized liquid from being brought out by airflow and sucked into an opening and is not easy to block an atomization channel.

The technical scheme of the utility model is realized as follows: the electronic atomizer is used for connecting a battery component to form electronic atomization equipment and comprises a shell, a seal sleeve, a porous body atomization core, a limiting support and a bottom cover; the upper end of the shell is provided with a suction port, the lower end of the shell is provided with an opening, and the suction port is provided with a mist suction pipe which extends downwards in the shell; the sealing sleeve, the porous body atomizing core, the limiting bracket and the bottom cover are sequentially connected and sleeved in the shell from bottom to top from the opening of the shell, and the sealing sleeve, the inner wall of the shell and the mist suction pipe form a liquid storage cavity in a surrounding manner; the upper end of the seal sleeve is provided with a central air vent connected with the mist suction pipe, the inner bottom of the seal sleeve is sleeved with the porous atomizing core, the outer side wall of the upper portion of the seal sleeve is sleeved on the inner side wall of the shell, the outer side wall of the middle lower portion of the seal sleeve is sleeved on the inner side wall of the limiting support, the outer side wall of the limiting support is connected with the upper portion of the bottom cover, the bottom cover is packaged in the opening of the shell, and the upper end of the bottom cover is provided with a containing cavity which is surrounded with the bottoms of the limiting support, the seal sleeve and the porous atomizing core to form an atomizing cavity.

Preferably, the inner bottom of the sealing sleeve is provided with a bottom cavity sleeved with the porous body atomizing core, liquid through holes are formed in two sides of a central air vent of the sealing sleeve, and the bottom of each liquid through hole is communicated with the bottom cavity.

Preferably, the inner diameter of the liquid through hole gradually shrinks from top to bottom, and the lower end of the liquid through hole is communicated with a liquid containing groove arranged on the upper plane of the porous body atomizing core downwards.

Preferably, the seal cover is located the bottom intercommunication of central air vent is equipped with horizontal air vent, the seal cover is located the wall portion outside that the bottom holds the chamber is equipped with vertical air channel, vertical air channel with horizontal air vent intercommunication.

Preferably, the porous body atomizing core includes porous body and heating resistor, the last plane of ceramic atomizing core is equipped with flourishing liquid recess downwards, heating resistor locates the bottom surface of porous body, heating resistor's both ends are connected respectively and are equipped with the electrode contact.

Preferably, the length of the side and the depth of the liquid containing groove are set so that the porous body has a thin-wall structure.

Preferably, the inside of the limiting support is communicated up and down, a support convex part is arranged at the upper end of the wall part of the limiting support in an upward protruding mode, a support groove is formed in the outer side wall of the upper part of the sealing sleeve, and the support convex part is embedded in the support groove and used for supporting and fixing the outer side wall of the upper part of the sealing sleeve.

Preferably, the lateral wall both sides of spacing support are equipped with radial bellied first buckle, the both sides of bottom upwards are equipped with the lug, be equipped with the confession on the lug the first card hole of first buckle joint, first buckle lock joint in first card is downthehole.

Preferably, the middle of the bottom cover is provided with an air inlet communicated with the atomizing cavity, two sides of the air inlet are provided with electrode through holes, elastic electrodes are arranged in the electrode through holes, and the elastic electrodes upwards support the porous body atomizing core and are elastically abutted and connected with electrode contact points.

Preferably, a second protruding buckle is arranged on the outer side wall of the bottom cover, a second clamping hole corresponding to the second buckle position is arranged on the outer side wall of the lower portion of the shell, and the second buckle is buckled in the second clamping hole.

The electronic atomizer has the beneficial effects that: the electronic atomizer is provided with a porous body atomizing core, the porous body atomizing core is arranged at the inner bottom of a sealing sleeve, and the sealing sleeve is provided with a central air vent and a liquid through hole to seal and isolate gas and liquid, so that the porous body atomizing core is well sealed, and atomized liquid is not easy to leak to an atomizing channel; the porous body atomizing core is provided with the deeper liquid containing groove, more atomized liquid can be contained, the wall part of the porous body atomizing core is thinner, the atomized liquid with high viscosity can quickly permeate, and the atomizing amount during working is improved; the atomizing surface of the porous atomizing core is arranged on the bottom surface, the atomizing cavity is also arranged below the atomizing core, vapor and mist generated after the atomized liquid is atomized on the bottom surface are bent and flow upwards out of the mist suction pipe, if the atomized liquid which is not atomized is generated, the atomized liquid can not be directly taken out by airflow and is sucked into the mouth, and the phenomenon of poor vapor and mist atomization is avoided; in addition, the atomizing chamber is arranged below the atomizing core, the atomizing chamber is not vertically communicated with the mist suction pipe, if the atomizing equipment stops working for a long time, the permeated atomized liquid is adhered to the bottom of the atomizing core, an atomizing channel for vapor to flow out cannot be blocked, and the use experience of a user is greatly improved.

Drawings

FIG. 1 is an exploded view of an atomizer in accordance with an embodiment of the present invention;

FIG. 2 is a front cross-sectional view of a housing of an atomizer in accordance with an embodiment of the present invention;

FIG. 3 is a front cross-sectional view of an atomizer in accordance with an embodiment of the present invention;

FIG. 4 is a side cross-sectional view of an atomizer in accordance with an embodiment of the present invention;

figure 5 is a front view of the sealing sleeve of an embodiment of the present invention;

figure 6 is a top view of a sealing boot of an embodiment of the utility model;

figure 7 is a bottom view of the sealing sleeve of an embodiment of the present invention;

figure 8 is a front cross-sectional view of a sealing boot of an embodiment of the utility model;

figure 9 is a side cross-sectional view of a sealing boot of an embodiment of the utility model;

FIG. 10 is a perspective view of a porous body atomizing core according to an embodiment of the present invention;

FIG. 11 is a front cross-sectional view of a porous body atomizing core according to an embodiment of the present invention;

FIG. 12 is a top view of a porous body atomizing core according to an embodiment of the present invention;

FIG. 13 is a bottom view of a porous body atomizing core of an embodiment of the present invention;

FIG. 14 is a top view of a spacing bracket according to an embodiment of the present invention;

FIG. 15 is a front cross-sectional view of a spacing bracket according to an embodiment of the utility model;

FIG. 16 is a side view of a spacing bracket according to an embodiment of the utility model;

FIG. 17 is a front view of a bottom cover of an embodiment of the present invention;

fig. 18 is a front sectional view of a bottom cover according to an embodiment of the present invention;

FIG. 19 is a side cross-sectional view of a bottom cover of an embodiment of the present invention;

fig. 20 is a top view of a bottom cover according to an embodiment of the utility model.

Wherein, the main component symbols illustrate:

1. a housing; 10. a suction port; 11. a mist suction pipe; 12. an opening; 13. a liquid storage cavity; 14. a second card hole; 2. sealing sleeves; 20. a central vent; 21. a transverse vent; 22. a liquid through hole; 23. a bottom cavity; 24. a vertical vent channel; 25. a support groove; 26. a convex ring; 3. a porous body atomizing core; 30. a liquid containing groove; 31. a porous body; 32. an electrode contact point; 4. a limiting bracket; 41. a bracket projection; 42. a first buckle; 5. a bottom cover; 50. an atomizing chamber; 51. an air inlet; 52. an electrode through hole; 53. an elastic electrode; 54. blind holes; 55. a lug; 550. a first card hole; 56 a second buckle; 57. sealing the ring groove; 58. a seal ring; 59. a magnet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.

For the convenience of the following description, the electronic atomizer of the present invention is described in the following text, in which the mouthpiece of the electronic atomizer is vertically placed upward as shown in fig. 3, and the descriptions of "up, down, upper, lower, upper, lower" and the like of the various components described herein refer to the vertical positional relationship when the mouthpiece of the electronic atomizer is vertically placed upward.

Examples

The electronic atomizer can be connected with a battery component to form a complete electronic atomization device.

As shown in fig. 1, the electronic atomizer of the present invention comprises a housing 1, a sealing sleeve 2, a porous atomizing core 3, a limiting bracket 4 and a bottom cover 5.

As shown in fig. 2, the upper end of the housing 1 is provided with a suction port 10 for a user to suck out vapor and mist, the lower end is provided with an opening 12 for facilitating the installation of internal components, and the suction port 10 is provided with a mist suction pipe 11 extending downward in the housing.

As shown in fig. 3 and 4, the sealing sleeve 2, the porous atomizing core 3, the limiting bracket 4 and the bottom cover 5 are sequentially connected and sleeved in the housing 1 from the opening 12 of the housing to the top, a liquid storage cavity 13 is formed by surrounding the sealing sleeve 2, the inner wall of the housing 1 and the mist suction pipe 11, and the liquid storage cavity 13 is used for storing atomized liquid. The upper end of the sealing sleeve 2 is provided with a central air vent 20 connected with a mist suction pipe 11, the inner bottom of the sealing sleeve 2 is sleeved with a porous body atomizing core 3, the outer side wall of the upper part of the sealing sleeve 2 is sleeved on the inner side wall of the shell 1, the outer side wall of the middle lower part of the sealing sleeve 2 is sleeved on the inner side wall of the limiting support 4, the outer side wall of the limiting support 4 is connected with the upper part of the bottom cover 5, the bottom cover 5 is packaged in an opening 12 of the shell, and the upper end of the bottom cover 5 is provided with a cavity which is surrounded with the limiting support 4, the sealing sleeve 2 and the bottom of the porous body atomizing core 3 to form an atomizing cavity 50. The housing 1 may be made of a transparent material to facilitate viewing of the atomized liquid within the reservoir 13.

As shown in fig. 5-9, the inner bottom of the sealing sleeve 2 is provided with a bottom cavity 23 for sleeving the porous atomizing core 3, two sides of the central vent hole 20 of the sealing sleeve are provided with liquid through holes 22, the bottom of the liquid through hole 22 is communicated with the bottom cavity 23, and the central vent hole 20 and the liquid through holes 22 are sealed and isolated from each other, so that the porous atomizing core is well sealed, and atomized liquid is not easy to leak to an atomizing channel. The inner diameter of the liquid through hole 22 gradually shrinks from top to bottom, so that the atomized liquid in the liquid storage cavity 13 can better flow downwards. The lower end of the liquid through hole 22 communicates with a liquid containing groove 30 provided downward from the upper plane of the porous body atomizing core 3. The bottom of the sealing sleeve 2 positioned at the central vent hole 20 is communicated with a transverse vent hole 21, the outer side of the wall part of the sealing sleeve 2 positioned at the bottom cavity 23 is provided with a vertical vent groove 24, the vertical vent groove 24 and the inner wall of the limiting support 4 enclose a vertical steam-fog channel, and the vertical vent groove 24 is communicated with the transverse vent hole 21. The sealing sleeve 2 is made of silica gel, and the silica gel has the advantages of high temperature resistance, good elasticity and good sealing performance. The outer side wall of the upper part of the sealing sleeve 2 is also provided with an annular convex strip, namely a convex ring 26, and the convex ring 26 can be tightly attached to the inner wall of the shell 1, so that better sealing performance is achieved.

The atomizing surface of the porous atomizing core 3 is arranged on the bottom surface, the atomizing cavity 50 is also arranged below the porous atomizing core 3, the vapor and mist generated after the atomized liquid is atomized on the bottom surface are bent and flow upwards out of the mist suction pipe 11, if the atomized liquid which is not atomized exists at the bottom of the porous atomizing core 3, the atomized liquid can not be directly taken out by the air flow and is sucked into the mouth, and the phenomenon that the sucked vapor and mist contain liquid drops is avoided; in addition, the atomizing chamber 50 is arranged below the porous atomizing core 3, the atomizing chamber 50 is not vertically communicated with the mist absorbing pipe 11, if the atomizing equipment stops working for a long time, the permeated atomized liquid is adhered to the bottom of the atomizing core, and an atomizing channel where vapor and mist flows out, such as the vertical vent groove 24, the transverse vent hole 21, the central vent hole 20 and the mist absorbing pipe 11, can not be blocked, so that the use experience of a user is greatly improved.

As shown in fig. 10 to 13, the porous atomizing core 3 includes a porous body 31 and a heat-generating resistor (not shown), wherein the upper plane of the porous body 31 is provided with a liquid-containing groove 30 in a downward direction, the heat-generating resistor is provided at the inner bottom of the porous body 31, and two ends of the heat-generating resistor are connected to two electrode contacts 32. In this embodiment, the porous body 31 is made of a porous ceramic material having a high porosity, has many pores and a high permeability, and is suitable for use in an atomized liquid having a high transmission and osmotic viscosity. The liquid containing groove 30 is axially arranged along the longer side length direction of the porous body, and the depth is deeper, so that the wall thickness of the porous body is thinner, namely the porous body has a thin-wall structure and is also suitable for transmitting atomized liquid with high osmotic viscosity. The porous body atomizing core 3 is provided with the deeper liquid containing groove 30, more atomized liquid can be contained, the porous body atomizing core 3 has a thin-wall structure, the wall part is thinner, the atomized liquid with high viscosity can permeate quickly, and the atomizing amount in work is increased.

As shown in fig. 14-16, the limiting bracket 4 is vertically through, and has an upward protruding bracket protrusion 41 at its upper end, a supporting groove 25 is provided in the upper outer sidewall of the sealing sleeve 2, and the bracket protrusion 41 is embedded in the supporting groove 25 to support and fix the upper outer sidewall of the sealing sleeve 2. The lateral wall both sides of spacing support 4 are equipped with radial bellied first buckle 42, and the both sides of bottom 5 upwards are equipped with lug 55, are equipped with the first card hole 550 that supplies first buckle 42 joint on the lug 55. During installation, the first buckle 42 is buckled in the first buckle hole 550, so that the limiting bracket 4 is fixedly connected with the bottom cover 5.

As shown in fig. 17-20, an air inlet hole 51 communicated with the atomizing chamber 50 is formed in the middle of the bottom cover 5, two electrode through holes 52 are formed on both sides of the air inlet hole 51, an elastic electrode 53 is installed in the electrode through hole 52, and the elastic electrode 53 supports the porous body atomizing core upward and is elastically connected with the electrode contact point 32 in an abutting manner. The outer side wall of the bottom cover 5 is provided with a second convex buckle 56, the outer side wall of the lower part of the shell 1 is provided with a second clamping hole 14 corresponding to the position of the second buckle 56, and the second buckle 56 is buckled in the second clamping hole 14, so that the bottom cover 5 is fixedly connected to the inner wall of the shell 1. The outer side wall of the bottom cover 5 is further provided with a sealing ring groove 57, the sealing ring groove 57 is provided with a sealing ring 58, and the sealing ring 58 is used for sealing a gap between the bottom cover 5 and the inner wall of the shell 1 to prevent liquid leakage or air leakage. The bottom of the bottom cover 5 is provided with a blind hole 54, the blind hole 54 is used for installing a magnet 59 for magnetic connection, and the magnet 59 can generate mutual attraction with another magnet installed in the battery pack to be connected together, so that the electronic atomizer and the battery pack are connected to form a complete electronic atomization device.

As shown in fig. 3, when the electronic atomizer according to the embodiment of the present invention works, the atomized liquid flows downward from the liquid storage chamber 13 through the liquid through hole 22 to the liquid containing groove 30 of the porous atomizing core 3, and the atomized liquid is finally conducted to the bottom of the porous atomizing core 3 by absorption and permeation of the porous atomizing core 3, heated and atomized into vapor and dispersed in the atomizing chamber 50 by the heating resistor. The direction of the atomized liquid flow is indicated by the hollow arrows in fig. 3.

As shown in fig. 4, when the electronic atomizer works, a user inhales air from the suction port 10, the mist suction pipe 11, the central vent hole 20, the transverse vent hole 21, the vertical vent groove 24 and the atomizing chamber 50 are simultaneously communicated to generate negative pressure, outside air flows into the atomizing chamber 50 from the air inlet hole 51, vapor mist flows upwards through the vertical vent groove 24, the transverse vent hole 21, the central vent hole 20, the mist suction pipe 11 and the suction port 10 along with the entering outside air, and finally the vapor mist is sucked into the mouth of the user. The flow direction of the air and the vapor fog is shown by hollow arrows in fig. 4.

The above description is only for the preferred embodiment of the present invention, and the above specific embodiments are not intended to limit the present invention. Various modifications and alterations may occur to those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and alterations should be accorded the broadest interpretation so as to encompass all such modifications and alterations.

Claims

1. An electronic atomizer, comprising: comprises a shell, a sealing sleeve, a porous body atomizing core, a limiting bracket and a bottom cover; the upper end of the shell is provided with a suction port, the lower end of the shell is provided with an opening, and the suction port is provided with a mist suction pipe which extends downwards in the shell; the sealing sleeve, the porous body atomizing core, the limiting bracket and the bottom cover are sequentially connected and sleeved in the shell from bottom to top from the opening of the shell, and the sealing sleeve, the inner wall of the shell and the mist suction pipe form a liquid storage cavity in a surrounding manner; the upper end of the seal sleeve is provided with a central air vent connected with the mist suction pipe, the inner bottom of the seal sleeve is sleeved with the porous atomizing core, the outer side wall of the upper portion of the seal sleeve is sleeved on the inner side wall of the shell, the outer side wall of the middle lower portion of the seal sleeve is sleeved on the inner side wall of the limiting support, the outer side wall of the limiting support is connected with the upper portion of the bottom cover, the bottom cover is packaged in the opening of the shell, and the upper end of the bottom cover is provided with a containing cavity which is surrounded with the bottoms of the limiting support, the seal sleeve and the porous atomizing core to form an atomizing cavity.

2. The electronic atomizer of claim 1, wherein: the inner bottom of the sealing sleeve is provided with a bottom cavity sleeved with the porous body atomizing core, liquid through holes are formed in two sides of a central air vent of the sealing sleeve, and the bottom of each liquid through hole is communicated with the bottom cavity.

3. The electronic atomizer of claim 2, wherein: the inner diameter of the liquid through hole gradually shrinks from top to bottom, and the lower end of the liquid through hole is communicated with a liquid containing groove which is arranged on the upper plane of the porous body atomizing core downwards.

4. The electronic atomizer of claim 1, wherein: the seal cover is located the bottom intercommunication of central air vent is equipped with horizontal air vent, the seal cover is located the wall portion outside that the bottom holds the chamber is equipped with vertical air channel, vertical air channel with horizontal air vent intercommunication.

5. The electronic atomizer of claim 1, wherein: the porous body atomizing core comprises a porous body and a heating resistor, a liquid containing groove is formed in the upper plane of the ceramic atomizing core downwards, the heating resistor is arranged on the bottom surface of the porous body, and electrode contact points are respectively connected and arranged at two ends of the heating resistor.

6. The electronic atomizer of claim 5, wherein: the side length and the depth of the liquid containing groove are set so that the porous body has a thin-wall structure.

7. The electronic atomizer of claim 1, wherein: the inner part of the limiting support is communicated up and down, a support convex part is arranged at the upper end of the wall part of the limiting support in an upward protruding mode, a supporting groove is formed in the outer side wall of the upper part of the sealing sleeve, and the support convex part is embedded in the supporting groove and used for supporting and fixing the outer side wall of the upper part of the sealing sleeve.

8. The electronic atomizer of claim 1, wherein: the lateral wall both sides of spacing support are equipped with radial bellied first buckle, the both sides of bottom upwards are equipped with the lug, be equipped with the confession on the lug the first card hole of first buckle joint, first buckle lock joint in first card is downthehole.

9. The electronic atomizer of claim 1, wherein: the bottom cover is provided with an air inlet hole communicated with the atomization cavity in the middle, electrode through holes are formed in two sides of the air inlet hole, an elastic electrode is arranged in each electrode through hole, and the elastic electrode upwards supports the porous body atomization core and is in elastic abutting connection with the electrode contact points.

10. The electronic atomizer of claim 1, wherein: the outer side wall of the bottom cover is provided with a raised second buckle, the outer side wall of the lower part of the shell is provided with a second clamping hole corresponding to the position of the second buckle, and the second buckle is buckled in the second clamping hole.