WO2022233303A1

WO2022233303A1 - Atomizer and electronic atomization device

Info

Publication number: WO2022233303A1
Application number: PCT/CN2022/090991
Authority: WO
Inventors: 罗秀勇; 徐中立; 李永海
Original assignee: 深圳市合元科技有限公司
Priority date: 2021-05-07
Filing date: 2022-05-05
Publication date: 2022-11-10
Also published as: EP4335313A1; US20240225095A1; CN115299655A

Abstract

An atomizer (100) and an electronic atomization device. The atomizer (100) comprises: a main housing (10); a liquid storage compartment storing a liquid matrix and comprising a first compartment (12) and a second compartment (54); a liquid channel located between the first compartment (12) and the second compartment (54) to provide a flow path through which a liquid in the first compartment (12) flows to the second compartment (54); a liquid-permeable heating element (40) in fluid communication with the second compartment (54) and used for heating and atomizing the liquid matrix to generate an aerosol; a sealing member (260) having a shielding arm (71), the shielding arm (71) closing the liquid channel when in a first configuration and opening the liquid channel when in a second configuration; and an electrical contact (21) capable of moving along the longitudinal direction of the main housing (10), so as to drive the shielding arm (71) to be configured from the first configuration to the second configuration. A user can drive the shielding arm (71) to open the liquid channel by operating the electrical contact (21).

Description

Atomizers and Electronic Atomizers

Cross-references to related documents

This application claims the priority of an earlier application entitled "Atomizer and Electronic Atomization Device" with application number 2021105251843 filed with the State Intellectual Property Office of China on May 7, 2021. method is incorporated into this text.

technical field

The embodiments of the present application relate to the technical field of electronic atomization, and in particular, to an atomizer and an electronic atomization device.

Background technique

Smoking articles (eg, cigarettes, cigars, etc.) burn tobacco during use to produce tobacco smoke. Attempts have been made to replace these tobacco-burning products by making products that release compounds without burning them.

An example of such a product is an electronic atomizer, which releases compounds by heating rather than burning a material. For example, the material may be tobacco or other non-tobacco products, which may or may not contain nicotine. As another example, there are aerosol-providing articles, such as so-called electronic cigarette devices. These devices typically contain a liquid substrate, and a nebulizing component; the liquid substrate is nebulized by the nebulizing component, thereby producing an inhalable vapor or aerosol. Known electronic nebulizers do not prevent the delivery of the liquid matrix to the nebulizing assembly prior to use by the user.

SUMMARY OF THE INVENTION

An embodiment of the present application provides an atomizer, comprising a housing; and further comprising:

a liquid storage compartment located within the housing and configured to store a liquid substrate; the liquid storage compartment having a first compartment and a second compartment;

a liquid channel located between the first compartment and the second compartment to provide a flow path for the liquid in the first compartment to flow to the second compartment;

A fluid permeable heating element is in fluid communication with the second compartment and is used to heat the atomized liquid substrate to generate the aerosol.

An embodiment of the present application provides an atomizer, including a housing; it is characterized in that, it also includes:

a fluid permeable heating element in fluid communication with the second compartment for heating the atomized liquid substrate to generate the aerosol;

A seal having a shutter arm selectively configurable between a first configuration and a second configuration; wherein the shutter arm closes the liquid passage in the first configuration and opens all of the liquid passages in the second configuration said liquid channel;

an electrical contact configured to energize the fluid permeable heating element through the electrical contact; the electrical contact configured to move longitudinally of the housing to drive the shutter arm from the The first configuration is configured towards the second configuration.

Yet another embodiment of the present application provides an atomizer, comprising a housing; further comprising:

a seal having a shutter arm for closing the fluid passage;

an electrical contact configured to be selectively moveable longitudinally of the housing from a first position to a second position, and actuate the shutter arm during said movement to cause the shutter arm to open the liquid channel; wherein the electrical contact is electrically disconnected from the fluid permeable heating element at the first position and is electrically connected to the fluid permeable heating element at the second position.

Yet another embodiment of the present application also proposes an atomizer, comprising a housing; further comprising:

a fluid permeable heating element in fluid communication with the second compartment for heating the atomized liquid matrix to generate the aerosol;

a bracket at least partially defining the second compartment; the bracket defines an indentation in the wall of the second compartment through which the second compartment communicates with the liquid channel;

A seal having a blocking arm extending at least partially into the notch for closing the fluid passage.

an electrical contact configured to be selectively moveable longitudinally of the housing from a first position to a second position; wherein the electrical contact is electrically conductive with the fluid permeable heating element in the first position disconnected and electrically connected to the fluid permeable heating element in the second position.

a fluid conducting element located within the second compartment;

a fluid-permeable heating element, in contact with the liquid-conducting element, and configured to heat and atomize at least a portion of the liquid matrix in the liquid-conducting element to generate an aerosol;

an electrical contact configured to energize the fluid permeable heating element through the electrical contact; the electrical contact extending at least partially along the longitudinal direction of the housing within the second compartment and avoiding the Liquid conducting element.

In a preferred implementation, the electrical contacts are configured to be movable in the longitudinal direction of the housing between a first position and a second position; wherein,

the electrical contacts protrude at least partially relative to the housing surface when in the first position;

The electrical contacts are substantially flush with the housing surface in the second position.

In a preferred implementation, the electrical contacts are conductively disconnected from the fluid permeable heating element in the first position and are conductively connected to the fluid permeable heating element in the second position.

In a preferred implementation, it also includes:

a bracket, which together with the sealing member defines the second compartment; a gap adjacent to the second compartment is formed on the bracket, and the second compartment communicates with the liquid channel through the gap.

In a preferred implementation, the shutter arm extends into the aperture to close the fluid passage in a first configuration and at least partially moves out of the aperture to open the fluid passage in the second configuration .

In a preferred implementation, the shutter arm has a raised portion through which the electrical contact is configured to actuate the shutter arm.

In a preferred implementation, the electrical contact has a first section and a second section arranged in sequence along the longitudinal direction; wherein the cross-sectional area of the first section is smaller than the cross-sectional area of the second section area.

In a preferred implementation, the first section is configured to form an electrically conductive connection against the fluid permeable heating element in the second position.

In a preferred implementation, the second section is configured to drive the shutter arm in the movement.

In a preferred implementation, the electrical contacts extend at least partially within the second compartment.

In a preferred implementation, the second compartment is provided with a fluid conducting element in contact with the fluid permeable heating element.

In a preferred implementation, a hole or a concave structure for avoiding the electrical contact is formed on the liquid-conducting element.

In a preferred implementation, the housing has a proximal end and a distal end remote from the proximal end; the second compartment has a first opening towards the proximal end; the fluid permeable heating element spans the The first opening.

In a preferred implementation, the fluid permeable heating element is planar.

In a preferred implementation, the fluid permeable heating element is at least partially constructed as a mesh.

In a preferred implementation, the fluid permeable heating element has a first surface and a second surface opposite the first surface, the second surface being in fluid communication with the second compartment.

In a preferred implementation, the housing has an air inlet and an air outlet;

The atomizer also includes:

An air flow passage extends from the air inlet to the air outlet.

In a preferred implementation, the first surface of the fluid permeable heating element defines at least a portion of the gas flow passage.

In a preferred implementation, the airflow passageway extends at least partially between the first compartment and the second compartment.

In a preferred implementation, the first compartment is positioned between the fluid permeable heating element and the gas outlet.

In a preferred implementation, a liquid-guiding element, located within said second compartment, to aspirate the liquid matrix;

the fluid-permeable heating element is in contact with the liquid-conducting element, thereby generating an aerosol by heating and atomizing at least a portion of the liquid matrix in the liquid-conducting element;

In a preferred implementation, it also includes:

An electrical contact configured to energize the fluid permeable heating element through the electrical contact; the electrical contact extending at least partially within the second compartment along the longitudinal direction of the housing.

Yet another embodiment of the present application also provides an electronic atomization device, comprising an atomizer for atomizing a liquid substrate to generate aerosol, and a power supply mechanism for supplying power to the atomizer; the atomizer includes the above-mentioned atomizer.

For the above atomizer, the user can drive the shielding arm to open the liquid channel by operating the electrical contact to move.

Description of drawings

One or more embodiments are exemplified by the pictures in the corresponding drawings, and these exemplifications do not constitute limitations of the embodiments, and elements with the same reference numerals in the drawings are denoted as similar elements, Unless otherwise stated, the figures in the accompanying drawings do not constitute a scale limitation.

1 is a schematic structural diagram of an electronic atomization device provided by an embodiment of the present application;

Fig. 2 is the structural representation of one embodiment of the atomizer in Fig. 1;

Fig. 3 is the exploded schematic diagram of one angle of view of the atomizer in Fig. 2;

Fig. 4 is the exploded schematic diagram of another perspective of the atomizer in Fig. 2;

Fig. 5 is the schematic cross-sectional view of the atomizer in Fig. 2 from a viewing angle;

Fig. 6 is a cross-sectional schematic diagram of another perspective of the atomizer in Fig. 2;

Fig. 7 is the structural representation of another perspective of the bracket in Fig. 3;

Figure 8 is a schematic cross-sectional view of the bracket in Figure 7 from a viewing angle;

FIG. 9 is a schematic cross-sectional view of the liquid-conducting element and the fluid-permeable heating element in FIG. 3 after being assembled on the support;

Figure 10 is a schematic diagram of the atomizer in Figure 2 conducting the first compartment through the second electrical contact;

FIG. 11 is a schematic cross-sectional view after operating the second electrical contact to conduct the first compartment in FIG. 10;

12 is a schematic structural diagram of a second electrical contact from another perspective;

13 is a schematic structural diagram of a fluid permeable heating element from another perspective;

14 is a schematic structural diagram of a liquid-conducting element from another perspective;

15 is a schematic structural diagram of a liquid-conducting element according to another embodiment;

FIG. 16 is a schematic structural diagram of a sealing seat according to another embodiment.

Detailed ways

In order to facilitate the understanding of the present application, the present application will be described in more detail below with reference to the accompanying drawings and specific embodiments.

An embodiment of the present application proposes an electronic atomization device, as shown in FIG. 1 , including an atomizer 100 that stores a liquid matrix and vaporizes it to generate an aerosol, and a power supply mechanism that supplies power to the atomizer 100 200.

In an optional implementation, as shown in FIG. 1 , the power supply mechanism 200 includes a receiving cavity 270 disposed at one end along the length direction for receiving and accommodating at least a part of the atomizer 100 , and at least partially exposed in the receiving cavity The first electrical contact 230 on the surface of 270 is used to form an electrical connection with the atomizer 100 when at least a part of the atomizer 100 is received and accommodated in the power supply mechanism 200 to supply power to the atomizer 100 .

According to the preferred implementation shown in FIG. 1 , the end of the atomizer 100 opposite to the power supply mechanism 200 in the length direction is provided with a second electrical contact 21 , and when at least a part of the atomizer 100 is received in the receiving cavity 270 , the second electrical contact 21 is in contact with the first electrical contact 230 to form electrical conduction.

The power supply mechanism 200 is provided with a sealing member 260 , and at least a part of the inner space of the power supply mechanism 200 is partitioned by the sealing member 260 to form the above receiving cavity 270 . In the preferred implementation shown in FIG. 1 , the sealing member 260 is configured to extend along the cross-sectional direction of the power supply mechanism 200 , and is preferably made of a flexible material such as silica gel, so as to prevent seepage from the atomizer 100 to the receiving cavity 270 The liquid matrix flows to the components such as the controller 220 and the sensor 250 inside the power supply mechanism 200 .

In the preferred implementation shown in FIG. 1 , the power supply mechanism 200 further includes a battery cell 210 at the other end away from the receiving cavity 270 along the length direction for power supply; and a controller 220 disposed between the battery cell 210 and the receiving cavity, The controller 220 is operable to conduct electrical current between the cells 210 and the first electrical contacts 230 .

In use, the power supply mechanism 200 includes a sensor 250 for sensing the suction air flow generated when the atomizer 100 performs suction, and then the controller 220 controls the battery 210 to output to the atomizer 100 according to the detection signal of the sensor 250 current.

Further in the preferred implementation shown in FIG. 1 , the power supply mechanism 200 is provided with a charging interface 240 at the other end away from the receiving cavity 270 for charging the battery cells 210 .

2 to 5 show a schematic structural diagram of an embodiment of the atomizer 100 in FIG. 1 in a state where the oil core is separated, including:

The main housing 10; as shown in FIG. 2 to FIG. 3, the main housing 10 is generally in the shape of a flat cylindrical; the main housing 10 has a proximal end 110 and a distal end 120 opposite along the length direction; wherein, according to the commonly used As required, the proximal end 110 is configured as one end for the user to inhale the aerosol, and the proximal end 110 is provided with a mouthpiece or an air outlet A for the user to inhale; and the distal end 120 is used as the end combined with the power supply mechanism 200 , and the distal end 120 of the main casing 10 is open, and a detachable end cover 20 is installed thereon. The open structure is used to install various necessary functional components into the main casing 10 .

Further in the specific implementation shown in FIGS. 2 to 4 , the second electrical contact 21 is penetrated from the surface of the end cover 20 to the inside of the atomizer 100 , and at least part thereof is exposed outside the atomizer 100 , Then, it can be in contact with the first electrical contact 230 to form conduction. At the same time, the end cover 20 is also provided with a first air intake channel 23 for supplying external air into the atomizer 100 during suction.

Referring further to Figures 4, 5, 7 and 8, the interior of the main housing 10 is provided with a first compartment 12 and a second compartment 54 for storing a liquid matrix. specific:

The main casing 10 is provided with a flue gas transmission pipe 11 arranged in the axial direction; the main casing 10 is also provided with a first compartment 12 for storing the liquid matrix. In practice, the flue gas transmission pipe 11 extends at least partially within the first compartment 12 , and the first compartment 12 is formed by the space between the outer wall of the flue gas transmission pipe 11 and the inner wall of the main housing 10 .

The second compartment 54 is defined and formed by the bracket 50 provided in the main housing 10 , the second compartment 54 is in fluid communication with the first compartment 12 through the liquid guide channel 51 of the bracket, and then receives the first compartment 12 The liquid matrix that flows down. Of course, the first compartment 12 and the second compartment 54 are sequentially arranged along the longitudinal direction of the main casing 10 . As shown in the figures, the first compartment 12 has a larger space than the second compartment 54, and thus in use the first compartment 12 has a larger liquid storage capacity.

Further referring to FIG. 7 , the second compartment 54 defined by the bracket 50 is open toward the lower end of the end cap 20 , so as to facilitate the installation of the atomizing assembly in the second compartment 54 . At the same time, after assembly, the open lower end of the second compartment 54 is plugged or sealed by a sealing seat 70 of a flexible material, such as a silicone material, to prevent leakage of the liquid matrix.

The bracket 50 is provided with an insertion hole 52 for inserting the flue gas output pipe 11 into the insertion hole 52 . At the same time, the main casing 10 is also disposed on the sealing element 60, and the sealing element 60 is used to seal the gap between the main casing 10 and the bracket 50 and the gap between the flue gas output pipe 11 and the bracket 50, so as to prevent the The liquid matrix within the first compartment 12 leaks.

According to FIGS. 3 and 4 , the sealing element 60 is further provided with a liquid guiding hole 61 opposite to the liquid guiding channel 51 , for allowing the liquid matrix in the first compartment 12 to flow into the liquid guiding channel 51 . In addition, the sealing element 60 is also provided with a trachea avoidance hole 62 for inserting the flue gas output pipe 11 into the insertion hole 52 of the bracket 50 after passing through the trachea avoidance hole 62 .

Referring further to Figures 3, 4 and 5, the atomization assembly generally includes a capillary liquid-conducting element 30 for sucking a liquid substrate, and a fluid-permeable heating element 40 coupled to the liquid-conducting element; the fluid-permeable heating element 40 is energized During the heating of at least part of the liquid matrix of the liquid-conducting element 30, an aerosol is generated. In alternative implementations, the liquid-conducting element 30 includes flexible fibers, such as cotton fibers, non-woven fabrics, sponges, etc., or includes porous materials with a microporous structure, such as porous ceramics; the fluid-permeable heating element 40 may It is combined on the liquid-conducting element 30 by means of printing, deposition, sintering or physical assembly, or is wound on the liquid-conducting element 30 .

Referring further to the schematic diagrams shown in FIGS. 5 and 6 , the fluid conducting element 30 is assembled within the second compartment 54 and the fluid permeable heating element 40 is coupled to the fluid conducting element 30 to heat at least a portion of the fluid conducting element 30 The liquid matrix generates an aerosol for ingestion. The fluid permeable heating element 40 is in the form of a sheet or a mesh arranged perpendicular to the axial direction of the main housing 10 ;

5 and 8, the bracket 50 also has an atomization chamber 57 located between the insertion hole 52 and the second compartment 54. After the fluid permeable heating element 40 is assembled into the second compartment 54, the The upper surface is exposed to the atomization chamber 57 , so that the generated aerosol is released into the atomization chamber 57 through the fluid permeable heating element 40 , and finally output to the flue gas output pipe 11 .

Referring to the airflow design of the atomizer 100 in the suction process shown in FIGS. 3 to 5 , the first air inlet channel 23 on the end cover 20 is disposed close to one side in the thickness direction of the atomizer 100 . A window 53 is provided on one side of the bracket 50 close to the thickness direction, and the air used for entering the first air intake passage 23 can enter the atomization chamber 57 through the window 53 . In the process of suction, the airflow path is as shown in FIGS. 3 to 5 , the first air inlet channel 23 on the end cover 20 enters into the atomizer 100 in the longitudinal direction, and then passes through the thickness direction of the atomizer 100 . The window 53 enters into the atomization chamber 57, and carries the aerosol in the atomization chamber 57 along the longitudinal direction through the smoke output pipe 11 to the mouth of the mouthpiece or the air outlet A to be sucked by the user.

In FIG. 5 , the first intake passage 23 includes a plurality of air holes with circular cross-sections; in other variations, the first intake passage 23 can also be, for example, the cross-section adopted by the applicant in CN211211432U It is in the form of an elongated slot.

See Figure 13 for a specific structure of the fluid permeable heating element 40, including:

The mesh-shaped heating portion 42 can be formed by etching, laser cutting, etc., and is mainly used for heating; the first conductive connection portion 41 located on one side of the mesh-shaped heating portion 42 along the length direction, and the The second conductive connection portion 43 on the other side of the portion 42 . In use, the second electrical contact 21 in turn supplies power to the meshed heating portion 42 by abutting or connecting on the first and second

conductive connection portions

41 and 43 .

Or in other optional implementations, the fluid permeable heating element 40 can also use a porous heating film having pores for fluid to pass through, such as described in CN201510854348.1 patent. Or in more implementations, the fluid permeable heating element 40 may also be a perforated plate, or a planar track. For example, in the patent CN209234993U, the applicant proposes a heating element with a through-hole group which is in the form of a thin sheet after being unfolded.

In order to facilitate the second electrical contact 21 to smoothly abut against the first conductive connection portion 41 and the second conductive connection portion 43 , the liquid-conducting element 30 shown in the corresponding map 14 has a Avoid section 31. Specifically, the avoidance portion 31 is a recess formed on the liquid guiding element 30 . After assembly, the second electrical contact 21 passes through the escape portion 31 and abuts against the fluid permeable heating element 40 .

Of course, further depending on the implementation, the liquid-conducting element 30 has a first surface 310 and a second surface 320 that are longitudinally opposite; in use, the second surface 320 is abutted on the sealing seat 70 to provide a stop, and the first surface 310 is used for Fluid permeable heating element 40 is incorporated. Of course, the fluid permeable heating element 40 should cover or shield the avoidance portion 31 , specifically, the first conductive connection portion 41 and the second conductive connection portion 43 cover or shield the avoidance portion 31 ; so that the second electrical contact 21 can pass through The avoidance portion 31 abuts against the first conductive connection portion 41 and the second conductive connection portion 43 .

In yet another variant implementation shown in FIG. 15 , the liquid conducting element 30a is approximately a square block, and the avoidance portion 31a is a through hole penetrating from the second surface 320a to the first surface 310a.

Or in other more variant implementations, the liquid-conducting element 30/30a may have other regular or irregular shapes; the avoidance portion 31/31a may be a structure such as a hole or a groove.

8 and 9, the top wall of the second compartment 54 of the bracket 50 has abutting portions 56; the second compartment 54 has a first opening 541 formed between the abutting portions 56; after assembly , the fluid permeable heating element 40 is secured against the abutment portion 56 . Also, the fluid permeable heating element 40 spans the first opening 541 . Of course, in specific assembly, the upper surfaces of the first conductive connection portion 41 and the second conductive connection portion 43 of the fluid permeable heating element 40 abut against the abutting portion 56 .

According to FIGS. 8 and 9 , the abutment portion 56 is aligned with the escape portion 31 of the porous body 30 and/or the second electrical contact 21 in the longitudinal direction.

Further according to FIGS. 6 to 11 , the second compartment 54 defined by the bracket 50 is selectively communicated with the first compartment 12 within the main housing 10 to selectively receive the first compartment 12 from the main housing 10 . liquid matrix flowing down; thus preventing the liquid matrix of the first compartment 12 from flowing to the atomizing assembly until the atomizer 100 is in use, ie "wicking". specific:

A gap 55 is provided on the wall of the second compartment 54 defined by the bracket 50 adjacent to the liquid guiding channel 51, and the liquid matrix flowing down the liquid guiding channel 51 enters the second compartment 54 through the gap 55;

The sealing seat 70 has a shielding arm 71 extending toward the notch 55 , and the shielding wall 71 blocks or shields or seals the notch 55 after assembly. The shielding arm 71 can be operated by the movement of the second electrical contact 21, thereby driving or pushing the shielding arm 71 to move or tilt, thereby opening or conducting the gap 55, so that the liquid matrix flowing down the liquid guide channel 51 can enter the second inside compartment 54 .

The specific shape of the second electrical contact 21 is shown in FIG. 12 , which is roughly cylindrical or needle-like, and has a first section 211 and a second section 212 arranged in sequence along the longitudinal direction; wherein, the first section 211 is smaller than the second segment 212 . The second electrical contact 21 is movable in the longitudinal direction and has the first position shown in FIGS. 2 , 6 and 9 , and the second position shown in FIGS. 10 and 11 ; specifically,

When the second electrical contact 21 is in the first position, it is at least partially protruding from the surface of the end cap 20. In the first position, the second electrical contact 21 is held in the end cap 20, but the second electrical contact 21 is retained in the end cap 20. The front end of the first section 211 of the contact 21 is not in abutting contact with the fluid permeable heating element 40 and maintains a certain distance. Meanwhile, in the first position, the second section 212 of the second electrical contact 21 does not abut or contact the shielding arm 71 , and the shielding arm 71 is in a state of sealing or shielding the gap 55 .

When it needs to be used, the user pushes the second electrical contact 21 to move up a certain distance in the longitudinal direction from the first position to the second position by pressing or the like, so that the front end of the first section 211 abuts against the fluid available in the second position. Infiltrate the heating element 40; during the movement, the second section 212 with the larger outer diameter of the second electrical contact 21 pushes or drives the shielding arm 71 to move or bend toward the liquid guide channel 51, thereby at least partially opening the gap 55, The conduction shown in FIG. 11 is formed; at this time, the liquid matrix in the first compartment 12 can flow down along the liquid guiding channel 12, and then enters the second compartment 54 through the gap 55 and is absorbed by the liquid guiding element 30, As shown by arrow R1 in FIG. 4 and FIG. 11 .

Referring further to FIG. 12 , the second electrical contact 21 also has a positioning snap protrusion 213 for providing a stop or a positioning retention for the second electrical contact 21 at the first position and the second position. Specifically, when the second electrical contact 21 is located at the first position, the positioning snap protrusion 213 basically abuts on the surface of the mounting hole of the end cover 20 for accommodating the second electrical contact 21 , as shown in FIG. 6 , for example. When the user presses the second electrical contact 21 with force, the external force is sufficient to overcome the friction between the positioning tab 213 and the end cover 20, so that the positioning tab 213 is inserted into the mounting hole of the end cap 20 and moves until the positioning The snap protrusion 213 abuts against the sealing seat 70 to form a stop at the second position, as shown in FIG. 11 .

As shown in FIG. 9 , the outer diameter of the first section 211 is relatively small. When the second electrical contact 21 is in the first position, the first section 211 abuts or contacts the shielding arm 71 , but is not enough to drive the shielding arm 71 . movement or bending.

Meanwhile, according to the preferred implementation shown in FIG. 10 , the end of the second electrical contact 21 is flush with the surface of the end cap 20 in the second position; that is, compared with the first position, the second electrical contact 21 is in the second position. The two locations do not protrude from the surface of the end cap 20 .

Based on the convenience of movement or deformation of the shielding arm 71 under the driving of the second electrical contact 21 ; further referring to FIG. 16 , the sealing seat 70 is provided with a hole 72 for the second electrical contact 21 to pass through, and the shape of the shielding arm 71 is and is constructed with a raised portion 711 that at least partially covers the hole 72 in the longitudinal direction, thereby being used for actuating the raised portion 711 when the second electrical contact 21 moves to move or flatten the shielding arm 71 . In a more preferred implementation, the raised portions 711 are arranged obliquely.

It should be noted that the description of the present application and the accompanying drawings provide preferred embodiments of the present application, but are not limited to the embodiments described in the present specification. Improvements or changes are made according to the above description, and all these improvements and changes should fall within the protection scope of the appended claims of the present application.

Claims

A kind of atomizer, comprising shell; It is characterized in that, also comprises:

a liquid storage compartment located within the housing and configured to store a liquid substrate; the liquid storage compartment having a first compartment and a second compartment;

a liquid channel located between the first compartment and the second compartment to provide a flow path for the liquid in the first compartment to flow to the second compartment;

A fluid permeable heating element is in fluid communication with the second compartment and is used to heat the atomized liquid substrate to generate the aerosol.
The atomizer of claim 1, further comprising:

a seal having a shutter arm selectively configurable between a first configuration and a second configuration; wherein the shutter arm closes the liquid passage in the first configuration and opens in the second configuration the liquid channel;

an electrical contact configured to energize the fluid permeable heating element through the electrical contact; the electrical contact configured to move longitudinally of the housing to drive the shutter arm from the The first configuration is configured towards the second configuration.
3. The atomizer of claim 2, wherein the electrical contacts are configured to be movable from a first position to a second position along a longitudinal direction of the housing; wherein,

the electrical contacts protrude at least partially relative to the housing surface when in the first position;

The electrical contacts are substantially flush with the housing surface in the second position.
4. The nebulizer of claim 3, wherein the electrical contact is electrically disconnected from the fluid permeable heating element in the first position and is electrically disconnected from the fluid permeable heating element in the second position The penetrating heating element is electrically conductively connected.
The atomizer according to any one of claims 2 to 4, further comprising:

a bracket, which together with the sealing element defines the second compartment; the bracket is provided with a gap adjacent to the second compartment, and the second compartment communicates with the liquid channel through the gap.
6. The nebulizer of claim 5, wherein the shield arm extends into the notch to close the liquid passage in a first configuration and is at least partially removed from the liquid passage in the second configuration The notch moves out to open the liquid channel.
4. The atomizer of any one of claims 2 to 4, wherein the shielding arm has a raised portion, and the electrical contact is configured to drive the shielding arm through the raised portion .
The atomizer according to any one of claims 2 to 4, wherein the electrical contact has a first section and a second section arranged in sequence along the longitudinal direction; wherein the first section The cross-sectional area of is smaller than the cross-sectional area of the second segment.
9. The nebulizer of claim 8, wherein the first section is configured to form an electrically conductive connection against the fluid permeable heating element in the second position.
9. The atomizer of claim 8, wherein the second section is configured to drive the shutter arm in the movement.
5. The atomizer of any one of claims 2 to 4, wherein the electrical contacts extend at least partially within the second compartment.
A nebulizer according to any one of claims 2 to 4, wherein the second compartment is provided with a liquid conducting element in contact with the fluid permeable heating element.
The atomizer according to claim 12, wherein a hole or a concave structure for avoiding the electrical contact is formed on the liquid conducting element.
4. The nebulizer of any one of claims 2 to 4, wherein the housing has a proximal end and a distal end remote from the proximal end; the second compartment has a proximal end toward the proximal end a first opening; the fluid permeable heating element spans the first opening.
The atomizer according to any one of claims 2 to 4, wherein the housing has an air inlet and an air outlet;

The atomizer also includes:

an air flow passage extending from the air inlet to the air outlet; the air flow passage extends at least partially between the first compartment and the second compartment.
The atomizer of claim 1, further comprising:

a bracket at least partially defining the second compartment; the bracket defines an indentation in the wall of the second compartment through which the second compartment communicates with the liquid passage;

A seal having a blocking arm extending at least partially into the notch for closing the fluid passage.
The atomizer of claim 1, further comprising:

an electrical contact configured to be selectively moveable longitudinally of the housing from a first position to a second position; wherein the electrical contact is electrically conductive with the fluid permeable heating element in the first position disconnected and electrically connected to the fluid permeable heating element in the second position.
The atomizer of claim 1, further comprising:

a fluid-guiding element located within the second compartment to aspirate the fluid substrate;

the fluid-permeable heating element is in contact with the liquid-conducting element, thereby generating an aerosol by heating and atomizing at least a portion of the liquid matrix in the liquid-conducting element;

an electrical contact configured to energize the fluid permeable heating element through the electrical contact; the electrical contact extending at least partially along the longitudinal direction of the housing within the second compartment and avoiding the Liquid conducting element.
The atomizer of claim 1, further comprising:

An electrical contact configured to energize the fluid permeable heating element through the electrical contact; the electrical contact extending at least partially within the second compartment along the longitudinal direction of the housing.
An electronic atomization device, comprising an atomizer for atomizing a liquid substrate to generate aerosol, and a power supply mechanism for supplying power to the atomizer; characterized in that, the atomizer includes any one of claims 1 to 19 the atomizer.