CN215347021U - Atomizer and electronic atomization device - Google Patents

Abstract

The utility model provides an atomizer and an electronic atomization device, wherein the atomizer comprises a liquid storage assembly, a base assembly and an atomization assembly, wherein the liquid storage assembly is provided with a liquid storage cavity, a liquid outlet hole communicated with the liquid storage cavity and a sealing piece for opening and closing the liquid outlet hole; the base assembly is provided with a first end and a second end opposite to the first end, and when the first end is connected with the liquid storage assembly, the base assembly drives the closing part to open the liquid outlet hole so that liquid in the liquid storage cavity can flow to the atomization assembly; when the second end is connected with the liquid storage assembly, the base assembly provides a restraining force to keep the closing piece at a position capable of closing the liquid outlet hole. When the atomizer is used, the first end is connected with the liquid storage assembly, and the sealing piece opens the liquid outlet hole; when the atomizer is not used, the second end is connected with the liquid storage assembly, the liquid outlet hole is closed by the closing piece, and the atomizer cannot leak liquid even under the negative pressure condition.

Description

Atomizer and electronic atomization device

Technical Field

The application relates to the technical field of aerosol generating equipment, in particular to an atomizer and an electronic atomization device.

Background

Before the atomizer is sold, a production manufacturer can inject liquid into the atomizer, and after a liquid storage cavity of the atomizer is injected on the ground, the air pressure in the liquid storage cavity is approximately the same as the air pressure on the ground. The atomizer can be in the environment of negative pressure (such as air transportation) sometimes, and when the environment of negative pressure, the atmospheric pressure of environment is little, and the atmospheric pressure in the stock solution chamber is big, and liquid in the stock solution chamber will outwards spill over under the effect of atmospheric pressure, causes the weeping, pollutes electronic atomization device. In order to prevent the atomizer from leaking during transportation, the current general solution is: a sealing piece is arranged at the liquid outlet hole, and when the device is used by a user, the sealing piece is pushed into the oil storage cavity to open the liquid outlet hole. The inventor finds that although the problem of oil leakage during the shipment of the atomizer can be solved, the atomizer still leaks oil if the atomizer is in a negative pressure environment (such as a user carries the atomizer to a plane) after being used by a user.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned exists, this application provides one kind when the atomizer uses, and the liquid hole is opened, when the atomizer does not use, goes out atomizer and the electronic atomization device that the liquid hole closed.

The technical scheme adopted by the application is as follows:

an atomizer, comprising:

the liquid storage assembly is provided with a liquid storage cavity, a liquid outlet hole communicated with the liquid storage cavity and a sealing piece for opening and closing the liquid outlet hole;

an atomization assembly for atomizing a liquid;

a base assembly having a first end and a second end opposite the first end; the base assembly is configured to be operably separated from and connected to the reservoir assembly, wherein:

when the first end is connected with the liquid storage assembly, the base assembly drives the closing piece to open the liquid outlet hole, so that liquid in the liquid storage cavity can flow to the atomization assembly;

when the second end is connected with the liquid storage assembly, the base assembly provides a restraining force to keep the closing piece at a position capable of closing the liquid outlet hole.

Further, when the first end is connected with the liquid storage assembly, the first end pushes the closing piece to move to the first position so as to remove the sealing of the liquid outlet hole, and therefore the liquid outlet hole is opened.

Further, the liquid storage assembly is provided with a limiting part for limiting the closing piece to be close to the liquid outlet hole when the liquid outlet hole is opened.

Further, the exit aperture comprises a first unit and a second unit in fluid communication with the first unit, the first position located in the first unit and the second position located in the second unit, the exit aperture being open when the closure is in the first position; when the closing piece is located at the second position, the liquid outlet hole is closed.

Further, the cross-sectional area of the first cell is greater than the cross-sectional area of the second cell.

Further, the first end is provided with a pushing portion for pushing the closing piece, and when the first end is connected with the liquid storage assembly, the pushing portion is at least partially accommodated in the liquid outlet hole.

Further, when the second end is connected with the liquid storage assembly, the base assembly provides magnetic attraction to keep the closing piece at a position capable of closing the liquid outlet hole.

Further, the base assembly comprises a base body and a first magnet unit, the magnet unit is fixed on the base body, and when the second end is connected with the liquid storage assembly, the magnet unit magnetically attracts the closing piece.

Further, the closure includes a second magnet unit that magnetically attracts the second end when the second end is coupled to the reservoir assembly.

An electronic atomization device comprises the atomizer and a battery assembly, wherein the battery assembly is used for supplying power to the atomizer.

To sum up, the beneficial effect of this application is:

when the atomizer is used, the first end is connected with the liquid storage assembly, and the sealing piece opens the liquid outlet hole; when the atomizer is not used, the second end is connected with the liquid storage assembly, the liquid outlet hole is closed by the closing piece, and the atomizer cannot leak liquid even under the negative pressure condition.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

FIG. 1 is a schematic view of an electronic atomizing device;

FIG. 2 is a schematic view of an atomizer;

FIG. 3 is a sectional view A-A of the atomizer;

FIG. 4 is a sectional view B-B of the atomizer;

FIG. 5 is an exploded view of the atomizer;

FIG. 6 is a schematic view of a reservoir assembly;

fig. 7 is a schematic structural view of the atomizing assembly.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and it is therefore not intended to be limited to the embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, an electronic atomizer according to an embodiment of the present disclosure includes an atomizer 10 and a battery assembly 20, where the battery assembly 20 is configured to supply power to the atomizer 10; the atomizer 10 and the battery assembly 20 can be fixedly connected in a buckling mode, can also be fixedly connected in a threaded connection mode, can also be fixedly connected in a magnetic connection mode, and only the battery assembly 20 needs to be ensured to stably supply power to the atomizer 10.

Referring to fig. 3 to 6, the atomizer comprises a reservoir assembly 1, a base assembly 3 and an atomizing assembly 4, the reservoir assembly 1 comprising a housing portion having a reservoir 101, an exit orifice 102 communicating with the reservoir 101, and a closure member 103. The closure 103 is used to open or close the exit opening 102 (see fig. 6). The atomization assembly 4 is used for atomizing the liquid in the liquid storage cavity 101. The base assembly 3 has a first end 310 and a second end 320 (see fig. 5) opposite to the first end 310, and when the first end 310 is connected to the reservoir assembly 1, the closure member 103 can be pushed to move to a first position to unseal the exit hole 102, thereby opening the exit hole 102, so that the liquid in the reservoir 101 can flow to the atomizing assembly 4; when the second end 320 is connected with the liquid storage assembly 1, the second end 320 can magnetically attract the closing part 103 to move to the second position so as to close the liquid outlet hole 102. When the atomizer is used, the first end is connected with the liquid storage assembly, pushes the closing piece to move to the first position, and opens the liquid outlet hole; when the atomizer was not used, the second end was connected with the stock solution subassembly, and second end magnetism is inhaled the closure piece and is returned to the second position from the primary importance, and the closure piece seals out the liquid hole, prevents the atomizer oil leak when not using.

The closing element 103 is designed as a sphere, and compared with the cylindrical closing element 103, the closing element 10 is designed as a sphere, when the closing element 103 is pushed or magnetically attracted, the friction force between the closing element 103 and the liquid outlet hole 102 is smaller, and the movement is easier.

In order to realize the sealing of the liquid outlet hole 102 by the sealing element 103, the sealing element 103 is in interference fit with the liquid outlet hole 102, a sealing ring is not needed, and the sealing element is simpler and more convenient to process.

The base assembly 3 is provided with a pushing portion 302 for pushing the sealing member 103, when the base assembly 3 is connected with the liquid storage assembly 1, the pushing portion 302 pushes the sealing member 103 to open the liquid outlet hole 102, and the pushing portion 302 is at least partially received in the liquid outlet hole 102.

Referring to fig. 6, the exit hole 102 comprises a first unit 1021 positioned at the first unit 1021 and a second unit 1022 in fluid communication with the first unit 1021, the second unit 1022 being positioned at the second unit 1021. The cross-sectional area of the first unit 1021 is larger than the cross-sectional area of the second unit 1022 so that when the closure member 103 is in the second unit 1022, there is a gap between the closure member 103 and the second unit 1022 from which liquid in the reservoir chamber 101 can flow out onto the atomization assembly 4. The reservoir assembly 1 has a stopper 1012 for restraining the closure member 103 within the first unit 1021 when the exit opening 102 is open. When the second end 320 is connected with the liquid storage assembly 1, the liquid storage assembly 1 is inverted (namely, the liquid outlet hole 102 faces upwards, and the first gas outlet 11 faces downwards), and then the first end is separated from the liquid storage assembly 1, so that the liquid in the liquid storage cavity 101 is prevented from flowing out of the liquid outlet hole 102 when the first end is separated from the liquid storage assembly 1. The reservoir assembly 1 is held upside down and then the second end 320 is connected to the reservoir assembly 1. The limiting portion 1012 can ensure that the sealing member 103 does not get away from the liquid outlet hole 102 when the liquid storage assembly 1 is tilted, so that the second end 320 magnetically attracts the sealing member 103 to move to the second position, thereby achieving sealing.

Referring to fig. 3 and 4, the base assembly 3 is provided with a first space 301, and the atomizing assembly 4 is disposed in the first space 301. The liquid storage component 1 is provided with an aerosol passage 104 and a first air outlet 11, and the first space 301, the aerosol passage 104 and the first air outlet 11 are communicated in sequence. The housing part comprises a first housing 107 and a second housing 108, the first housing 107 and the second housing 108 are connected to form a second space, and the aerosol passage 104 and the reservoir 101 are arranged in the second space.

Referring to fig. 4, the first housing 107 is provided with a circumferential first arc-shaped groove 12, the second housing 108 is provided with a first arc-shaped protrusion 13 matched with the first arc-shaped groove 12, and the first arc-shaped groove 12 and the first arc-shaped protrusion 13 are clamped and sealed. In order to ensure the consistency of products and avoid leakage at the joint of the first shell 107 and the second shell 108 caused by machining errors, a second sealing element 14 is further arranged between the first shell 107 and the second shell 108 so as to seal the joint of the first shell 107 and the second shell 108. Referring to fig. 3, the first housing 107 and the second housing 108 are respectively provided with a first extension portion 109 and a second extension portion 1010, the first extension portion 109 is inserted into the second extension portion 1010 to form the aerosol passage 104, and a silicone sealing member 105 is provided between the first extension portion 109 and the second extension portion 1010 to seal a gap between the first extension portion 109 and the second extension portion 1010.

Referring to fig. 3 and 5, the base assembly 3 includes a base body and a first magnet unit secured to the base body, the first magnet unit magnetically attracting the closure member 103 from a first position back to a second position when the second end 320 is coupled to the reservoir assembly 1. When the first end 310 is connected to the liquid storage assembly 1, the first magnet unit is electrically connected to the atomizing assembly 4. Referring to fig. 3 and 5, the first magnet unit includes a conductive element 305 and a first magnet 306, when the first end 310 is connected to the reservoir assembly 1, the conductive element 305 is electrically connected to the atomizing assembly 4, and the conductive element 305 may be an electrode column; when the second end 320 is connected to the reservoir assembly 1, the first magnet 306 magnetically attracts the closure member 103. When the second end 320 is connected with the liquid storage assembly 1, the projection of the first magnet 306 and the closing part 103 in the vertical direction at least partially overlap, so that when the second end 320 is connected with the liquid storage assembly 1, the force applied to the closing part 103 is directed to the liquid outlet hole 102, and the closing part 103 is more easily moved from the first position to the second position to realize the closing of the liquid outlet hole 102. The base body is provided with a first mounting hole 307, the conductive element 305 is provided with a second mounting hole 308 (see fig. 5) corresponding to the first mounting hole 307, and the first magnet 306 is fixed in the first mounting hole 307 and the second mounting hole 308. The base body is provided with a third mounting hole, the third mounting hole is conducted with the first mounting hole 307, and the conductive element 305 is fixed in the third mounting hole. It will be appreciated that the first magnet unit may also be made of a material that is both electrically conductive and magnetic. The closure 103 comprises a second magnet unit which magnetically attracts the second end. That is, the second magnet unit and the first magnet 306 may both be magnets, and the opposite ends of the second magnet unit and the first magnet 306 have different magnetic poles, and the second magnet unit and the first magnet 306 attract each other according to the principle that like poles of the magnets are arranged in order and unlike poles of the magnets attract each other; or one of the second magnet unit and the first magnet 306 is an element having magnetism and the other is an element that can be attracted by a magnet.

The base body comprises a first base 303 and a second base 304 which are fixedly connected, the first space 301 is formed by the first base 303 and the second base 304, and a silica gel sealing piece is arranged between the first base 303 and the second base 304 to seal a gap between the first base 303 and the second base 304. One end of the second base 304, which is far away from the first base 303, is provided with a first air inlet (not shown), and the first air inlet, the first space 301, the aerosol passage 104 and the first air outlet 11 are sequentially communicated.

Referring to fig. 3, 4 and 5, the first end 310 is detachably connected to the liquid storage assembly 1, specifically, the second housing 108 is clamped to the first base 303, and a fifth sealing member 15 is disposed between the second housing 108 and the first base 303 to seal a gap between the second housing 108 and the first base 303. When second casing 108 and first base 303 joint, first space 301 switches on with fog passageway 104, be equipped with sixth sealing member 16 between first space 301 and fog passageway 104 to seal the clearance between first space 301 and fog passageway 104.

Referring to fig. 3, the pushing portion 302 is disposed on the first base 303. In order to ensure that the liquid outlet hole 102 is not blocked by the pushing part 302 after the pushing part 302 is inserted into the liquid outlet hole 102, the liquid in the liquid storage cavity 101 can smoothly flow out through the liquid outlet hole 102, and the cross-sectional area of the pushing part 302 is smaller than that of the liquid outlet hole 102. Further, a clearance portion 3021 for liquid to flow is defined between the pushing portion 302 and the wall defining the liquid outlet hole 102 (i.e. there is a gap between the pushing portion 302 and the wall defining the liquid outlet hole 102 for liquid to flow), specifically, the cross-section of the pushing portion 302 is cross-shaped (see fig. 5), or the pushing portion 302 is truncated cone-shaped, or the pushing portion 302 is cone-shaped. The liquid outlet hole 102, the closing part 103 and the pushing part 302 are two; atomization component 4 locates between two promotion portions 302, controls both sides feed liquor simultaneously, compares the feed liquor on one side, liquid on atomization component 4 is more even, avoids atomization component 4 burns the paste because of liquid is inhomogeneous. The first base 303 is further provided with a diversion chamber 1011 communicated with the first space, and when the base component 3 is connected with the liquid storage component 1, liquid in the liquid storage cavity 101 flows to the atomization component 4 through the diversion chamber 1011. A third sealing member 5 is further arranged between the atomizing assembly 4 and the first space 301 to seal a gap between the flow diverting chamber 1011 and the atomizing assembly 4, so that the liquid in the liquid storage cavity 101 is prevented from flowing to the first space 301 through the flow diverting chamber 1011 and not flowing to the atomizing assembly 4.

Referring to fig. 3 and 7, the atomizing assembly 4 includes a porous substrate 401 and a heat-generating body 402, the heat-generating body 402 is disposed on the porous substrate 401, for example, the heat-generating body 402 may be a printed wiring (see fig. 7) disposed on a lower surface of the porous substrate 401, or may be a wire or the like disposed inside or outside the porous substrate 401, and the porous substrate 401 is preferably made of a porous material, such as a porous ceramic body, a porous glass ceramic, a porous glass, or the like; the heat generating body 402 is electrically connected to the conductive member 305, and the conductive member 305 is electrically connected to the battery pack 20. The porous matrix 401 has a liquid reservoir 404 for receiving liquid, the liquid reservoir 404 extends along the length direction of the porous matrix 401 and penetrates through the porous matrix 401, the upper surface of the porous matrix 401 is provided with openings 405, the openings 405 are communicated with the flow diversion chamber 1011, and the number of the openings 405 is the same as the number of the liquid outlet holes 102. The third sealing element 5 is sleeved on the porous substrate 401, and a gap is arranged at the corresponding position of the opening 405.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. An atomizer, comprising:

the liquid storage assembly is provided with a liquid storage cavity, a liquid outlet hole communicated with the liquid storage cavity and a sealing piece for opening and closing the liquid outlet hole;

an atomization assembly for atomizing a liquid;

a base assembly having a first end and a second end opposite the first end; the base assembly is configured to be operably separated from and connected to the reservoir assembly, wherein:

when the first end is connected with the liquid storage assembly, the base assembly drives the closing piece to open the liquid outlet hole, so that liquid in the liquid storage cavity can flow to the atomization assembly;

when the second end is connected with the liquid storage assembly, the base assembly provides a restraining force to keep the closing piece at a position capable of closing the liquid outlet hole.

2. A nebulizer as claimed in claim 1, wherein when the first end is connected to the reservoir assembly, the first end urges the closure member to a first position to unseal the exit orifice, thereby opening the exit orifice.

3. A nebulizer as claimed in claim 1, wherein the reservoir assembly has a stop portion for restraining the closure member in the vicinity of the exit aperture when the exit aperture is open.

4. The nebulizer of claim 2, wherein the exit orifice comprises a first element and a second element in fluid communication with the first element, the first position being located in the first element and the second position being located in the second element, the exit orifice being open when the closure is in the first position; when the closing piece is located at the second position, the liquid outlet hole is closed.

5. The nebulizer of claim 4, wherein the cross-sectional area of the first cell is greater than the cross-sectional area of the second cell.

6. A nebulizer as claimed in claim 2, wherein the first end is provided with a pushing portion for pushing the closure member, the pushing portion being at least partially received in the exit aperture when the first end is connected to the reservoir assembly.

7. The nebulizer of any one of claims 1-6, wherein the base assembly provides a magnetic attraction force to retain the closure member in a position to close the exit orifice when the second end is coupled to the reservoir assembly.

8. The nebulizer of claim 7, wherein the base assembly comprises a base body and a first magnet unit, the magnet unit being secured to the base body, the magnet unit magnetically attracting the closure member when the second end is coupled to the reservoir assembly.

9. A nebulizer as claimed in claim 7 or claim 8, wherein the closure comprises a second magnet unit which magnetically attracts the second end when the second end is connected to the reservoir assembly.

10. An electronic atomisation device comprising an atomiser as claimed in any of claims 1 to 9 and a battery assembly for powering the atomiser.

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