CN217937243U - Circuit board packaging structure of atomizer, atomizer and electronic atomization device - Google Patents

Abstract

The utility model provides a circuit board packaging structure of an atomizer, the atomizer and an electronic atomization device, wherein the circuit board packaging structure comprises a packaging part, and the center of the packaging part is provided with an air vent; the PCBA board is sleeved at one end of the packaging part, an air hole communicated with the air hole is formed in the center of the PCBA board in a penetrating mode, a circuit component is arranged on one surface of the PCBA board, and at least one light-emitting component is arranged on the other surface of the PCBA board; and a closed containing cavity is formed between the PCBA board and the packaging part in a surrounding mode, and the circuit component is arranged in the containing cavity. The utility model provides a circuit components and parts arrange in by enclosing between PCBA board and packaging part and close the appearance intracavity that forms, utilize and hold the inclosed characteristics in chamber, can avoid the condensate to get into in the in-process of relapse suction and hold the chamber and lead to circuit short circuit, light-emitting components and parts from opening the scheduling problem with circuit components and parts contact.

Description

Circuit board packaging structure of atomizer, atomizer and electronic atomization device

Technical Field

The utility model relates to an electron atomizing device technical field, concretely relates to circuit board packaging structure, atomizer and electron atomizing device of atomizer.

Background

The electronic atomization device is a product which is used for converting nicotine and the like into steam by means of atomization and the like and then is sucked by a user; however, most of the existing electronic atomization devices have the following defects: firstly, circuit components and parts on the PCBA board directly expose in the air flue intracavity, spit back smog and aspirate once more in the smoking set after the people for the suction, can produce a large amount of condensate, this condensate adsorbs on the PCBA board easily at the in-process that smokes repeatedly, leads to circuit short circuit on the PCBA board, LED lamp from opening the scheduling problem, secondly present electronic atomization device does not generally have light bandwagon effect, even there is light, light is also not enough to condense, light effect experience is relatively poor.

SUMMERY OF THE UTILITY MODEL

In a first aspect, in order to solve the above-mentioned prior art defect, the utility model provides a circuit board packaging structure of atomizer, include:

a package having a vent hole in the center thereof;

the PCBA board is sleeved at one end of the packaging part, an air hole communicated with the air hole is formed in the center of the PCBA board in a penetrating mode, a circuit component is arranged on one surface of the PCBA board, and at least one light-emitting component is arranged on the other surface of the PCBA board; and a closed containing cavity is formed between the PCBA board and the packaging part in a surrounding mode, and the circuit component is arranged in the containing cavity.

Further, the circuit board packaging structure still include the reflector, it encircles the air vent sets up and is located one side that the PCBA board kept away from the packaging part, just one end of reflector with the PCBA board butt.

Furthermore, the central bulge of the package part on one side close to the PCBA board is provided with a first boss, the vent hole penetrates through the center of the first boss, and the PCBA board and the light reflecting piece are sequentially sleeved on the first boss.

Furthermore, run through on the PCBA board and be equipped with two at least through-holes, the bottom arch of packaging part be equipped with the fixed column of through-hole grafting block.

In a second aspect, the present invention further provides an atomizer, including the circuit board packaging structure according to any one of the first aspect.

Further, the atomizer further comprises:

a housing, the upper end of which is provided with a suction nozzle with an air outlet;

the hollow liquid storage tube is arranged in the shell, and the packaging piece is sleeved at one end of the liquid storage tube, which is far away from the suction nozzle;

the lower end of the heating element is sleeved on the packaging element and communicated with the vent hole, the upper end of the heating element extends upwards and is arranged in the sealing element and communicated with the air outlet, and the heating element is electrically connected with the PCBA board;

the liquid storage part is sleeved outside the heating part and positioned between the packaging part and the sealing part.

Furthermore, the atomizer still include sealing member and imbibition cotton, the sealing member suit in the liquid storage tube is close to the one end of suction nozzle, the imbibition cotton is located sealing member outside end and encircles the heating member sets up, just be equipped with between heating member and the gas outlet with the clearance of imbibition cotton intercommunication.

Furthermore, a second boss is arranged on a central bulge on one side, away from the PCBA, of the packaging part, the heating part is sleeved on the second boss, and the vent hole penetrates through the center of the second boss.

Further, the atomizer further comprises a sealing plug, and the sealing plug is inserted into the hole at the upper end of the air outlet.

A third aspect of the present invention further provides an electronic atomizer, which comprises a main machine for supplying power to an atomizer, and the atomizer according to any one of the second aspects, wherein an air inlet is formed in the main machine and communicates with the air vent.

Further, the host includes:

the bottom of the lower shell is provided with the air inlet hole;

the light shading tube is vertically arranged in the lower shell; when the circuit board packaging structure comprises the light reflecting piece, the periphery of the light reflecting piece is abutted against the inner wall of the light shielding tube, a gap is formed between the periphery of the light shielding tube and the inner wall of the lower shell, and the light emitting component is positioned above the gap;

a battery disposed within the light pipe, the battery electrically connected with the PCBA board.

The utility model discloses following beneficial effect has:

the utility model provides a packaging structure, at first only establish the circuit components and parts on the PCBA board on the surface of one side wherein, and after the PCBA board combines with the packaging part, make the circuit components and parts of this face arrange in enclosing the appearance chamber that forms by between PCBA board and packaging part, utilize the characteristics that the appearance chamber is airtight, can avoid the condensate to get into in the appearance chamber in the process of repeated suction and contact with circuit components and parts and lead to the short circuit of circuit, luminous components and parts from opening the scheduling problem; still separate the PCBA board through the reflector that increases for when the air current flows from top to bottom at the venthole department, the condensate of being upwards absorb can adsorb on the reflector, avoids the condensate to adsorb on the light emitting component of PCBA board influencing shining of light at the in-process of pumping repeatedly, and this reflector still can reflect the light that light emitting component sent in addition, and it is extravagant to reduce the light source, makes light brightness utilize the maximize.

In the electronic atomization device, the upper end of the light shielding pipe is sealed by matching the light shielding pipe with the light reflecting piece, so that condensate in the air exhaust process can be thoroughly prevented from being adsorbed to the PCBA; in addition, still utilize the shading effect of this shading pipe, the light that makes light-emitting components and parts send can only follow space downwardly extending and evenly distributed on the inferior valve, and it is extravagant to reduce the scattering of light, has improved the cohesiveness and the printing opacity effect of light, makes light luminance utilize the maximize, and then has improved light show effect and user's use and experienced the sense.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a cross-sectional view of a circuit board package structure in an embodiment;

FIG. 2 is an exploded view of the circuit board package structure in the embodiment;

FIG. 3 is a sectional view of an atomizer according to an embodiment;

FIG. 4 is a sectional view of an electronic atomizing device in example 3;

FIG. 5 is an enlarged view of A in FIG. 4;

fig. 6 is an exploded view of the electronic atomizer according to example 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-2, a circuit board packaging structure 100 of an atomizer in the present embodiment includes a package 1 for sealing a lower end of an atomization component in the atomizer, and a PCBA board 2 sleeved on a bottom of the package 1.

Wherein, the center of the packaging part 1 is provided with a vent hole 10 used for an airflow flow channel when the atomizer sucks air upwards, the center of the PCBA board 2 is provided with an air hole 22 communicated with the vent hole 10 in a penetrating way, one surface of the PCBA board 2 is provided with a circuit component 23, and the other surface is provided with three luminous components which are distributed in an annular array and arranged downwards; in the structure, when the airflow flows upwards in the vent hole, condensate condensed below the airflow can flow upwards along with the airflow, and at the moment, the condensate can be easily adsorbed on the PCBA outside the vent hole, so that in order to avoid contact between circuit components on the PCBA and the condensate, in the embodiment, a closed accommodating cavity 24 is formed between the PCBA 2 and the packaging part 1 in a surrounding mode, the circuit components 23 are arranged in the accommodating cavity 24, namely the circuit components are only arranged on one surface, which is contacted with the packaging part, of the PCBA, and the problems that circuit short circuit, self-starting of light-emitting components and the like are caused by the fact that the condensate enters the accommodating cavity to be contacted with the circuit components in the repeated suction process can be avoided by utilizing the characteristic that the accommodating cavity is closed. Still include the reflector, it encircles the air vent sets up and is located the PCBA board, just one end of reflector with PCBA board butt

As preferred, this circuit board packaging structure is still including locating PCBA board 2 and keeping away from the reflector body 3 of packaging part 1 one side, be used for separating PCBA board 2, and reflector body 3 encircles the setting of air vent 10, avoided air current and condensate to spill over to the PCBA board promptly, when making the air current flow about air vent, the condensate of being upwards absorbed can adsorb on the reflector body, avoid the condensate to adsorb on the light emitting components and parts of PCBA board influence shining of light at the in-process of repeated suction, this reflector body still can reflect the light that light emitting components and parts sent in addition, it is extravagant to reduce the light source, make light luminance utilize the maximize.

Preferably, the center of the two surfaces of the package 1 is convexly provided with a second boss 11 and a first boss 12, the vent hole 10 penetrates the middle of the second boss 11 and the first boss 12 from front to back, the PCBA board 2 and the reflector 3 are sequentially sleeved on the first boss 12 from inside to outside, and the assembly of the PCBA board 2 and the reflector 3 is facilitated by the boss structure.

Preferably, in order to fix the PCBA board, two through holes 21 are arranged symmetrically on the PCBA board 2, and two fixing posts 13 are protruded from one side of the package 1 close to the PCBA board 2 and correspondingly engaged with the through holes 21, and the fixing posts are engaged with the through holes after passing through the through holes downward, that is, the outer diameter of the lower end of each fixing post is larger than the aperture of the through hole; of course, in order to enable the fixing posts to penetrate through the through holes downwards, the whole packaging piece is made of silicon gel with elastic deformation capacity.

Preferably, the reflector 3 is a hollow circular truncated cone with a small end and a large end, wherein the small end of the outer diameter is abutted to the PCBA, so that the upper end of the reflector can be clamped on the first boss and abutted to the PCBA, the space between the PCBA and the reflector 3 is gradually increased from inside to outside, a space for downward irradiation of the light-emitting component is formed, the periphery of the reflector is an inclined plane, upward light reflection is facilitated in inclination, light is concentrated, light source waste is reduced, and light brightness utilization is maximized.

In other embodiments, the reflective member is reflective aluminum foil.

In other embodiments, the light emitting device is an LED lamp.

In other embodiments, the circuit components may include processors, resistors, capacitors, and the like.

Example 2

As shown in fig. 1 to 3, an atomizer 200 according to the present embodiment includes the circuit board packaging structure 100 according to embodiment 1.

The atomizer further comprises a shell 101, a hollow liquid storage pipe 102 arranged in the shell 101, a sealing element 103 sleeved at the upper end of the liquid storage pipe 102, a heating element 104 arranged at the center of the liquid storage pipe 102 and a liquid storage element 105 sleeved outside the heating element 104; the package part 1 in the circuit board packaging structure 100 is sleeved at the lower end of the liquid storage tube 102, and the PCBA is positioned at one side of the package part 1 far away from the liquid storage tube, so that the upper end and the lower end of the liquid storage tube are respectively sealed by using a sealing part and the package part; a suction nozzle 107 having an air outlet 106 is provided at one end of the casing 101 for sucking out; the lower end of the heating element 104 is sleeved on the second boss 11 of the packaging part and is communicated with the vent hole 10, the upper end of the heating element 104 extends upwards and is arranged in the sealing part 103 and is communicated with the air outlet 106, so that the up-and-down flow and suction action of air are realized, and the heating element 104 is electrically connected with the PCBA board 2 and used for controlling the working state of the heating element; liquid storage part 105 is located between packaging part and the sealing member for absorb the liquid matrix of heating atomization, utilize heating member and the mode of liquid storage part direct contact, make the liquid matrix of absorbing in the heating member heating atomization liquid storage part, liquid matrix atomizes the back and gets into in the heating member and upwards flow from gas outlet department.

Preferably, the atomizer further comprises liquid absorbing cotton 108 arranged at the upper end of the sealing member 103 and surrounding the heating member 104, and a gap 109 communicated with the liquid absorbing cotton 108 is arranged between the heating member 104 and the air outlet 10, so that when smoke is spit back into the smoking set after artificial smoking, the spit-back smoke is firstly absorbed by the liquid absorbing cotton, condensation of the spit-back smoke is reduced, condensate is formed, and the condensate flows downwards into the main machine at the lower end of the atomizer.

Preferably, the atomizer further comprises a sealing plug 110, wherein the sealing plug 110 is inserted into the upper end opening of the air outlet 10, and foreign objects (such as dust or moisture) are prevented from entering the inside through the air outlet when the atomizer is not in use.

In other embodiments, the reservoir is preferably made of cotton for the purpose of storing liquid in the reservoir.

In other embodiments, the heating element is preferably an electric resistance heating wire or an electric resistance heating tube.

Example 3

As shown in fig. 1 to 6, the electronic atomization device of the present embodiment includes the atomizer 200 according to embodiment 2 and a host 300 for supplying power to the atomizer 200, wherein the atomizer 200 is sleeved on an upper end of the host 300; be equipped with a plurality of inlet ports 301 that communicate with air vent 10 on the host computer 300, thereby when suction nozzle department aspirates, the air flows in from the inlet port, upwards pass and take out the smog that heating member department heating atomization produced behind the air vent, finally flow from air outlet department, and the periphery of reflection of light spare 3 and the inner wall butt of host computer 300, can ensure like this that the air current of upwards flowing and the condensate of inside condensation are blockked by reflection of light spare and host computer inner wall, thoroughly avoid the condensate to adsorb the circuit short circuit that PCBA board leads to at the suction in-process, light emitting component is from starting scheduling problem.

The main unit 300 comprises a hollow lower shell 302, a light shielding tube 303 vertically arranged in the lower shell 302 and a battery 304 arranged in the light shielding tube 303, wherein an air inlet 301 is arranged at the bottom of the lower shell 302, the light shielding tube is of a hollow structure with an upper opening and a lower opening, and a gap for air circulation is formed between the battery and the inner wall of the light shielding tube, so that air flow generated by suction sequentially passes through the lower shell 302 and the light shielding tube 303 from bottom to top and then enters the vent hole 10; the periphery of the light reflecting part 3 is abutted with the inner wall of the light shielding pipe 303 to form an upper end closed structure of the light shielding pipe, so that air flow and condensate in the air flow can only upwards enter the vent hole 10 under the shielding of the light reflecting part, a gap 305 is formed between the periphery of the light shielding pipe 303 and the inner wall of the lower shell 302, the light emitting component 20 is positioned above the gap 305, light emitted by the light emitting component 20 can downwards irradiate along the gap, the light shielding effect of the light shielding pipe is also utilized, the light emitted by the light emitting component can only downwards extend along the gap and is uniformly distributed on the lower shell, the light scattering waste is reduced, the condensation and light transmission effects of light are improved, the light brightness utilization is maximized, and the light display effect and the use experience of users are further improved; of course, in order to realize the light irradiation effect of the lower case, the lower case is made of a light-transmitting material.

In the above, the battery 304 is electrically connected with the PCBA board 2 to supply power to the heating element and the light emitting element in the atomizer by using the battery, and the PCBA board is used for controlling the on-off and charging operations of the power supply; of course, a push switch and a charging interface (not shown) are provided on the PCBA board to control the power supply and charge the battery.

Preferably, the top of the battery 304 is provided with EVA foam 306, the periphery of which abuts against the inner wall of the reflector, so that the condensate adsorbed on the reflector flows down and is absorbed by the EVA foam, and the EVA foam is provided with a notch 307 for allowing air to flow upward.

Preferably, an arc-shaped cell wrapping cotton 308 is further sleeved on the periphery of the battery 304, so that condensate flowing back from the air passage can be adsorbed by the cell wrapping cotton.

Preferably, a ring 309 is provided around the PCBA plate between the atomizer and the main unit, the ring being made of aluminum foil to provide a light reflecting effect to prevent light from being emitted outwardly therefrom.

In a specific embodiment, soundproof cotton, the microphone and a fixing seat for fixing the soundproof cotton and the microphone are sequentially arranged at the bottom of the inner side of the lower shell from bottom to top, and the air flow entering from the air inlet sequentially passes through the soundproof cotton, the microphone and the fixing seat and then flows upwards.

In other embodiments, the light shielding tube is preferably a white PC tube.

While the invention has been described with reference to specific embodiments, the scope of the invention is not limited thereto, and those skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the invention, and these modifications or substitutions are intended to be covered by the scope of the invention; therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A circuit board packaging structure of atomizer, characterized by includes:

a package having a vent hole in the center thereof;

the PCBA board is sleeved at one end of the packaging part, an air hole communicated with the air hole is formed in the center of the PCBA board in a penetrating mode, a circuit component is arranged on one surface of the PCBA board, and at least one light-emitting component is arranged on the other surface of the PCBA board; and a closed containing cavity is formed between the PCBA board and the packaging part in a surrounding mode, and the circuit component is arranged in the containing cavity.

2. The circuit board packaging structure of claim 1, further comprising a reflector disposed around the vent hole and on a side of the PCBA board remote from the package, wherein one end of the reflector abuts the PCBA board.

3. The circuit board packaging structure of claim 2, wherein a first boss is arranged at a central protrusion of the packaging part close to one side of the PCBA board, the vent hole penetrates through the center of the first boss, and the PCBA board and the reflector are sequentially sleeved on the first boss.

4. The packaging structure of the circuit board according to claim 3, wherein at least two through holes are formed in the PCBA, and fixing posts are protruded from the bottom of the packaging part and are inserted into the through holes in a clamping manner.

5. An atomizer, characterized in that, comprises the circuit board packaging structure of any one of claims 1 to 4.

6. The nebulizer of claim 5, further comprising:

the upper end of the shell is provided with a suction nozzle with an air outlet;

the hollow liquid storage tube is arranged in the shell, and the packaging piece is sleeved at one end of the liquid storage tube, which is far away from the suction nozzle;

the lower end of the heating element is sleeved on the packaging part and is communicated with the vent hole, the upper end of the heating element extends upwards and is arranged in the sealing part and is communicated with the air outlet, and the heating element is electrically connected with the PCBA board;

the liquid storage part is sleeved outside the heating part and positioned between the packaging part and the sealing part.

7. The atomizer of claim 6, further comprising a sealing member and a liquid-absorbing cotton, wherein the sealing member is sleeved on one end of the liquid storage tube close to the suction nozzle, the liquid-absorbing cotton is arranged at the outer side end of the sealing member and surrounds the heating member, and a gap communicated with the liquid-absorbing cotton is arranged between the heating member and the air outlet.

8. An atomizer according to claim 6, wherein a central projection of the package member on a side remote from the PCBA board is provided with a second boss, the heating element is sleeved on the second boss, and the vent hole penetrates through the center of the second boss.

9. An electronic atomization device, which comprises a host machine used for supplying power to an atomizer, and is characterized by further comprising the atomizer as claimed in any one of claims 5 to 8, wherein the host machine is provided with an air inlet communicated with the vent hole.

10. The electronic atomization device of claim 9 wherein the host comprises:

the bottom of the lower shell is provided with the air inlet;

the light shading tube is vertically arranged in the lower shell; when the circuit board packaging structure comprises the light reflecting piece, the periphery of the light reflecting piece is abutted against the inner wall of the light shielding tube, a gap is formed between the periphery of the light shielding tube and the inner wall of the lower shell, and the light emitting component is positioned above the gap;

a battery disposed within the light shield tube, the battery electrically connected with the PCBA board.

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