CN117981925A - Atomizer, electronic atomization device and atomization assembly for electronic atomization device - Google Patents
Atomizer, electronic atomization device and atomization assembly for electronic atomization device Download PDFInfo
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- CN117981925A CN117981925A CN202211328584.6A CN202211328584A CN117981925A CN 117981925 A CN117981925 A CN 117981925A CN 202211328584 A CN202211328584 A CN 202211328584A CN 117981925 A CN117981925 A CN 117981925A
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- nebulizer
- aerosol
- wall
- atomizer
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- Special Spraying Apparatus (AREA)
Abstract
The application provides an atomizer, an electronic atomization device and an atomization assembly for the electronic atomization device; wherein, the atomizer includes: a liquid storage chamber for storing a liquid matrix; a heating element for heating at least part of the liquid matrix to generate an aerosol; an aerosol output channel for outputting an aerosol; a porous body comprising: a first portion for transferring the liquid matrix between the liquid reservoir and the heating element; a second portion surrounding or defining at least a portion of the aerosol output channel; the second portion is provided with at least one air flow inlet for the aerosol into the aerosol output channel. The above atomizers provide liquid matrix delivery and aerosol output separately from different portions of the porous body.
Description
Technical Field
The embodiment of the application relates to the technical field of electronic atomization, in particular to an atomizer, an electronic atomization device and an atomization assembly for the electronic atomization device.
Background
Smoking articles (e.g., 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 the compounds without burning.
An example of such a product is a heating device that releases a compound by heating rather than burning a material. For example, the material may be tobacco or other non-tobacco products that may or may not contain nicotine. As another example, there are aerosol provision articles, for example, so-called electronic atomizing devices. These devices typically contain a liquid that is heated to vaporize it, producing an inhalable aerosol.
Disclosure of Invention
One embodiment of the present application provides an atomizer, comprising:
a liquid storage chamber for storing a liquid matrix;
A heating element for heating at least part of the liquid matrix to generate an aerosol;
An aerosol output channel for outputting an aerosol;
A porous body comprising:
a first portion for at least partially delivering or providing a liquid matrix from the reservoir to the heating element;
A second portion surrounding or defining at least a portion of the aerosol output channel; at least one airflow inlet is provided in the second portion to provide a path for aerosol from outside the second portion into the aerosol output channel.
In some implementations, the aerosol output channel does not extend through the first portion;
and/or, the first portion is free of holes or channels for aerosol to enter the aerosol output channel.
In some implementations, the second portion includes an inner side surface and an outer side surface facing away from each other; wherein the inner side surface borders at least a portion of the aerosol output channel, the airflow inlet extending from the outer side surface to the inner side surface.
In some implementations, the first portion is in fluid communication with the reservoir;
And/or the second portion is isolated from the reservoir.
In some implementations, the airflow inlet is disposed adjacent to the first portion.
In some implementations, the heating element is bonded to at least a portion of a surface of the first portion.
In some implementations, the second portion extends from the first portion in a direction away from the heating element.
In some implementations, further comprising:
A liquid conduit is at least partially located between the first portion and the liquid storage chamber, through which conduit the first portion receives or aspirates liquid matrix from the liquid storage chamber.
In some implementations, the second portion is isolated from the fluid conducting channel.
In some implementations, the fluid-conducting channel has a first port proximate the fluid reservoir and a second port proximate the first portion, the first port having a cross-sectional area greater than a cross-sectional area of the second port;
And/or the cross-sectional area of at least part of the liquid guide channel is folded or reduced towards the first part.
In some implementations, the second portion is disposed substantially perpendicular to the first portion.
In some implementations, the first portion has a first surface facing the reservoir;
the second portion is arranged to extend from the first surface away from the first portion.
In some implementations, a portion of the projection of the second portion along the length direction is located outside the first surface.
In some implementations, a portion of the second portion protrudes beyond the first portion in a width direction of the first portion.
In some implementations, the airflow inlet is disposed on a portion of the second portion that protrudes outward in a width direction of the first portion.
In some implementations, the axis of the second portion is disposed proximate a center of the first surface.
In some implementations, the first portion has a first surface facing the reservoir and a second surface facing away from the first surface, wherein a portion of the first surface is disposed in fluid communication with the reservoir, and at least a portion of the heating element is bonded to the second surface.
In some implementations, the first portion is substantially sheet-like or plate-like.
In some implementations, the nebulizer further comprises:
A bracket at least partially receiving or supporting the first portion.
In some implementations, a gap is formed between the support and the first portion through which, in use, aerosol enters the airflow inlet at least in part.
In some implementations, further comprising:
A housing at least partially defining an outer surface of the atomizer;
The bracket is flexible and is at least partially positioned between the housing and the first portion to provide a seal between the housing and the first portion.
In some implementations, a first bead is provided on the bracket, at least partially opposite the first portion, for providing an interference fit between the housing and the first portion.
In some implementations, the first bead at least partially surrounds the first portion in a circumferential direction of the first portion.
In some implementations, the first bead has at least one notch;
and/or the first bead is a non-closed loop.
In some implementations, the scaffold includes:
A first wall defining an outer surface of the stent;
a second wall at least partially within the first wall;
A fluid conducting channel is positioned between the first wall and the second wall to provide a fluid flow path between the reservoir and the first portion.
In some implementations, the surface of the first wall and/or the second wall that is close to or facing the liquid guiding channel is provided with at least one capillary groove arranged in the longitudinal direction of the holder.
In some implementations, at least a portion of the second portion extends into the second wall.
In some implementations, the second wall portion extends or protrudes beyond the first wall.
In some implementations, the stent further comprises:
A second end proximate to the first end of the reservoir and facing away from the first end;
and a receiving cavity proximate the second end for receiving at least a portion of the first portion.
In some implementations, the receiving cavity defines an opening at the second end, the porous body being configured to be received within or removed from the receiving cavity by the opening.
In some implementations, the first portion abuts against the second wall.
In some implementations, the stent further comprises:
a second bead is disposed at least partially circumferentially about the first wall and proximate the first end.
In some implementations, further comprising:
A housing including an inner surface at least partially defining the reservoir;
At least one stop is also provided on the inner surface of the housing, against which stop the first end of the bracket abuts.
In some implementations, further comprising:
A housing at least partially defining the reservoir;
the aerosol output channel further comprises a tube within the housing;
the tube is at least partially inserted or extended into the second wall.
In some implementations, the receiving cavity has a portion of increased width; when the first portion is received in the receiving cavity, the first portion defines a gap between the first wall and the portion of increased width, in use aerosol entering the airflow inlet at least partially through the gap.
In some implementations, the housing includes:
a main housing having an open end;
An end cap closing the open end of the main housing;
a portion of the bracket extends between the main housing and the end cap to provide a seal.
Yet another embodiment of the present application is directed to an atomizer, comprising:
a liquid storage chamber for storing a liquid matrix;
A heating element for heating at least part of the liquid matrix to generate an aerosol;
An aerosol output channel for outputting an aerosol;
A porous body comprising:
A first portion for delivering or providing a liquid matrix from the reservoir to the heating element;
A second portion formed by extension of the first portion;
the aerosol output channel is arranged to bypass the first portion and at least partially pass through the second portion.
Yet another embodiment of the present application is directed to an electronic atomizing device comprising an atomizer for atomizing a liquid substrate to generate an aerosol, and a power supply mechanism for supplying power to the atomizer; the atomizer comprises the atomizer.
Yet another embodiment of the present application is directed to an atomizing assembly for an electronic atomizing device, comprising:
a porous body and a heating element coupled to the porous body, the porous body comprising:
A first portion, the heating element being disposed on the first portion;
a second portion formed by extending the first portion, the second portion being provided with:
at least one airflow inlet proximate to the first portion;
at least one airflow outlet facing away from the first portion;
at least one airflow channel, at least a portion of the airflow channel extending within the second portion between the airflow inlet and the airflow outlet, and the airflow channel bypassing the first portion.
Yet another embodiment of the present application is directed to a holder for an electronic atomizing device, comprising:
a first wall at least partially defining an outer surface of the stent and having first and second ends facing away in a longitudinal direction;
a second wall extending at least partially from within the first wall to outside the first end and having an interior section within the first wall and an exposed section exposed outside the first wall;
A cavity defined within the first wall and avoiding the second wall in a longitudinal direction of the first wall;
A liquid-conducting channel at least partially defined between the first wall and the interior section of the second wall to provide a liquid flow path between the cavity and the first end;
an airflow passage at least partially through the second wall; the airflow channel defines an airflow inlet located at an interior section of the second wall and an airflow outlet located at an exposed section of the second wall.
Yet another embodiment of the present application is directed to a holder for an electronic atomizing device for receiving or holding an atomizing assembly; the bracket includes a first end and a second end facing away from each other in a longitudinal direction, and:
a lumen defined within the stent;
a first bead disposed circumferentially about the bracket and proximate the first end;
a second bead disposed circumferentially about the bracket and proximate the second end;
A third bead located between the first bead and the second bead and at least partially disposed opposite the cavity;
the stent is flexible.
The above atomizers provide liquid matrix delivery and aerosol output separately from different portions of the porous body.
Drawings
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.
FIG. 1 is a schematic diagram of an electronic atomizing device according to an embodiment;
FIG. 2 is a schematic view of an embodiment of the atomizer of FIG. 1;
FIG. 3 is an exploded view of the atomizer of FIG. 2 from one perspective;
FIG. 4 is an exploded view of the atomizer of FIG. 2 from yet another perspective;
FIG. 5 is a schematic cross-sectional view of the atomizer of FIG. 2 from one perspective;
FIG. 6 is a schematic view of an atomizing assembly from yet another perspective;
FIG. 7 is a schematic view of a structure of a stand at another view angle;
FIG. 8 is a schematic cross-sectional view of yet another view of the atomizing assembly after assembly with the carriage;
FIG. 9 is a schematic cross-sectional view of a further view of the stent;
fig. 10 is a schematic structural view of yet another embodiment of an atomizing assembly.
Detailed Description
In order that the application may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
The present application proposes an electronic atomizing device, which may be seen in fig. 1, comprising an atomizer 100 storing a liquid matrix and vaporizing it to generate an aerosol, and a power supply mechanism 200 for supplying power to the atomizer 100.
In an alternative implementation, such as shown in fig. 1, the power mechanism 200 includes a receiving cavity 270 disposed at one end along a length for receiving and accommodating at least a portion of the atomizer 100, and a first electrical contact 230 at least partially exposed at a surface of the receiving cavity 270 for providing power to the atomizer 100 when at least a portion of the atomizer 100 is received and accommodated within the power mechanism 200.
According to the exemplary embodiment shown in fig. 1, the nebulizer 100 is provided with a second electrical contact 21 on the end opposite to the power supply mechanism 200 in the length direction, whereby the second electrical contact 21 is made electrically conductive by being in contact with the first electrical contact 230 when at least a portion of the nebulizer 100 is received in the receiving cavity 270.
A sealing member 260 is provided in the power supply mechanism 200, and at least a part of the internal space of the power supply mechanism 200 is partitioned by the sealing member 260 to form the above receiving chamber 270. In the exemplary embodiment shown in fig. 1, the seal 260 is configured to extend along a cross-section of the power mechanism 200 and is preferably made of a flexible material to prevent liquid matrix seeping from the atomizer 100 to the receiving chamber 270 from flowing to the controller 220, sensor 250, etc. within the power mechanism 200.
In the exemplary embodiment shown in fig. 1, the power mechanism 200 further includes a battery cell 210 for supplying power that is directed away from the other end of the receiving cavity 270 in the length direction; and a controller 220 disposed between the battery cell 210 and the receiving cavity, the controller 220 being operable to direct electrical current between the battery cell 210 and the first electrical contact 230.
In use, the power supply mechanism 200 includes a sensor 250 for sensing the flow of suction air generated by the nebulizer 100 when the nebulizer 100 is suctioned, and the controller 220 controls the electrical core 210 to output current to the nebulizer 100 according to the detection signal of the sensor 250.
Further in the exemplary embodiment shown in fig. 1, the power supply assembly 200 is provided with a charging interface 240 at the other end facing away from the receiving cavity 270 for charging the battery cells 210.
The embodiment of fig. 2 to 5 shows a schematic structural diagram of one embodiment of the atomizer 100 of fig. 1, comprising:
A main housing 10; as shown in fig. 2 to 5, the main housing 10 is substantially in the shape of an elongated cylinder, of course hollow inside for storing and atomizing the liquid matrix, the necessary functional components; the main housing 10 has longitudinally opposed proximal and distal ends 110, 120; wherein, according to the requirements of common use, the proximal end 110 is configured as one end for sucking aerosol by a user, and a suction nozzle opening 111 for sucking by the user is arranged at the proximal end 110; while the distal end 120 is taken as the end to which the power supply assembly 200 is coupled.
The distal end 120 of the main housing 10 is open to facilitate assembly of the components of the atomizer 100 from the distal end 120 into the main housing 10; and the distal end 120 of the main housing 10 is further provided with an end cap 20 for closing the distal end 120 of the main housing 10. And, the complete housing of the atomizer 100 is defined by the main housing 10 and the end cap 20 together.
Referring further to fig. 2-5, the interior of the main housing 10 is provided with a liquid reservoir 12 for storing a liquid matrix, and an atomizing assembly for drawing the liquid matrix from the liquid reservoir 12 and heating the atomized liquid matrix. Wherein in the schematic view shown in fig. 2, an aerosol transmission tube 11 is arranged in the main housing 10 along the axial direction, and a liquid storage cavity 12 for storing liquid matrix is formed by a space between the aerosol transmission tube 11 and the inner wall of the main housing 10; the first end of the aerosol transfer tube 11 opposite the proximal end 110 communicates with the mouthpiece 111, so that the generated aerosol is transferred to the mouthpiece 111 for inhalation.
Further in some alternative implementations, the aerosol delivery tube 11 is integrally molded with the main housing 10 from a moldable material, such that the reservoir 12 is formed to be open or open toward the distal end 120.
With further reference to fig. 3 and 4, the atomizer 100 further includes an atomizing assembly for atomizing at least a portion of the liquid matrix to generate an aerosol. Specifically, the atomizing assembly includes a porous body 30; and a heating element 40 that sucks the liquid matrix from the porous body 30 and heats and vaporizes. And in some embodiments, porous body 30 may be made of a rigid capillary element such as a porous ceramic, a porous glass, a metal foam, or a rigid porous organic polymer such as polycarbonate. Or in yet other implementations, the porous body 30 includes capillary elements having capillary channels therein that are capable of absorbing and transporting a liquid matrix.
In some implementations, the porous body 30 is prepared by mixing a raw material powder, such as a ceramic powder, with a pore-forming agent, and then molding and sintering. And, micropores in the porous body 30 are formed by sintering of a pore-forming agent. And the average pore diameter of micropores in the porous body 30 is 15 to 50 μm. And the porosity of the porous body 30 is 35 to 75%. The material of the porous body 30 includes at least one of alumina, zirconia, magnesia, calcia, silica, cordierite, and the like.
In some implementations, the heating element 40 may be bonded to the liquid guiding element by printing, deposition, sintering, or physical assembly, such as surface mounting, or wrapped around the liquid guiding element.
And in some implementations, the heating element 40 is made of a metallic material, a metallic alloy, graphite, carbon, a conductive ceramic or other ceramic material, and a composite of metallic materials with suitable resistance. Suitable metals or alloy materials include at least one of nickel, cobalt, zirconium, titanium, nickel alloys, cobalt alloys, zirconium alloys, titanium alloys, nichrome, nickel-iron alloys, iron-chromium-aluminum alloys, iron-manganese-aluminum alloys, or stainless steel, among others.
And in practice, the electrical contacts 21 of the atomizer 100 extend through or into the main housing 10 from outside the end cap 20 and are in electrical communication with the atomizing assembly, particularly the heating element 40, and thus in use for powering the atomizing assembly, particularly the heating element 40. And in practice the electrical contacts 21 are made of a low resistivity metal or alloy material, such as gold, silver, copper or alloys thereof. And, the electrical contacts 21 are configured to be elongated needle-shaped.
The atomizing assembly is contained and held within the holder 50, and the atomizing assembly is the porous body 30 in fluid communication with the reservoir 12 via the fluid passage 53 defined by the holder 50 to receive the liquid matrix. In use, as indicated by arrow R1 in fig. 4, liquid in the liquid storage chamber 12 flows through the liquid guide channel 53 to the atomizing assembly to be absorbed and heated; the generated aerosol is then sequentially output to the nozzle opening 111 through the passage in the holder 50 and the aerosol delivery tube 11 in the main housing 10, and is sucked by the user, as indicated by an arrow R2 in fig. 4 and 5.
With further reference to fig. 3-6, specific configurations of the atomizing assembly include:
The porous body 30 includes: a portion 31 and a portion 32.
In some implementations, the portion 31 has a shape that is approximately rectangular, square, circular, or elliptical, or polygonal, etc.; for example, as shown in fig. 3-6, portion 31 is square in shape; and, the portion 31 is substantially sheet-like or plate-like; and in assembly, the portion 31 is substantially perpendicular to the longitudinal direction of the atomizer 100 and/or the main housing 10;
in some implementations, portion 31 has facing away surfaces 311 and 312; the surface 311 and the surface 312 are arranged to face away from each other in the thickness direction of the portion 31; in use, at least a portion of the surface 311 is in fluid communication with the reservoir 12 through the fluid-conducting channel 53 of the bracket 50; further, in use, at least a portion of surface 311 is configured as a wicking surface for receiving or wicking a liquid matrix; surface 312 is configured as an atomizing surface for atomizing a liquid matrix and releasing an aerosol, and surface 312 incorporates a heating element 40 for heating the atomized liquid matrix.
And in some implementations, surface 312 is toward or near end cap 20 and/or distal end 120. Further in practice, an aerosolization chamber 340 is defined between the surface 312 and the end cap 20, or the aerosolization chamber 340 is at least partially defined by the surface 312 for containing the released aerosol.
In practice, an air inlet 22 is provided on the end cap 20 and/or the housing of the atomizer 100 for the entry of outside air into the atomizing chamber 340 during suction.
In some implementations, portion 32 extends from surface 311 away from portion 31. In use, the portion 32 serves at least in part to define a channel 321 for delivering or outputting aerosol to the aerosol transport tube 11.
And in some implementations, the portion 32 may be configured to be tubular. Or in still other implementations, the portion 32 may be non-closed tubular, such as having a notch or slit or side opening in the axial direction. The portion 32 may be configured to define at least one airflow inlet 322 for aerosol from outside the portion 32 into a channel 321 within the portion 32. Or in still other implementations, the portion 32 may include one or more discrete or separate extensions extending away from the portion 31 and surrounded or defining a channel 321 that communicates or outputs the aerosol to the aerosol transport tube 11. And, the spacing between one or more discrete or separate extensions is used to provide aerosol into the channel 321.
In the suction, as shown in fig. 4 and 5, the air entering the atomizing chamber 340 from the air inlet 22, carrying the aerosol, bypasses the portion 31 from both sides, enters the portion 32 through the air inlet 322, and is then output to the aerosol transfer tube 11.
And in practice, the airflow inlet 322 is used as an inlet for air and/or aerosol into the portion 32 or into the output channel; and the port of the channel 321 facing away from the portion 31 is used as an outlet for air and/or aerosol to leave after passing through the portion 32.
And in accordance with the preferred embodiment shown in fig. 6, portion 32 is substantially circular in cross-section. And, the airflow inlet 322 is disposed adjacent or proximate to the portion 31.
In some implementations, the portion 32 can have a circular cross-section; or square, triangular, polygonal, oval, etc.
And according to the preferred embodiment shown in fig. 6, the length dimension d11 of the portion 31 is approximately between 8 and 12mm; and, the width dimension d12 of the portion 31 is approximately between 2 and 4mm; and the thickness dimension d13 of the portion 31 is approximately between 1 and 3mm. And, the extension length dimension d14 of the portion 32 is between 5 and 8mm; and, the extension d15 of the air inlet 322 along the length of the portion 32 is between 1 and 4mm; and, the width dimension d16 of the airflow inlet 322 along the circumferential direction of the portion 32 is between 1 and 4mm. And, the portion 32 has an outer diameter dimension d17 of between 3 and 6mm; and the inner diameter dimension d18 of the portion 32 is between 2 and 3mm.
And, an outer diameter dimension d17 of portion 32 is greater than a width dimension d12 of portion 31; for example, in one particular implementation, the outer diameter dimension d17 of portion 32 is 4.5mm and the width dimension d11 of portion 31 is 2.5mm. In practice, the projection along the longitudinal direction of the nebulizer 100 is at least partially located outside the surface 311. Or along the width direction of the portion 31, the portion 32 is at least partially protruded from the side surface of the portion 31.
And, the air flow inlet 322 is formed on a widthwise outer portion of the portion 32 protruding from the portion 31.
And portion 32 is raised from surface 311 of portion 31.
And in some implementations, portion 32 is perpendicular to portion 31 and or surface 311.
And in some implementations, portion 32 is near the center or geometric center of portion 31 and or surface 311. Or in still other implementations, the portion 32 is offset from the center or geometric center of the portion 31 and or the surface 311, e.g., the portion 32 is proximate one side of the length of the portion 31.
Or in yet other variations, at least a portion of the peripheral surface of portion 31 is exposed to the interior of liquid-conducting channel 53, and at least a portion of the peripheral surface of portion 31 is thereby used as a wicking surface in fluid communication with liquid-conducting channel 53 and/or liquid-storage chamber 12 to wick liquid matrix.
And, or in the implementation of further variations, at least part of the peripheral side surface of the portion 31 is configured as an atomizing surface; the heating element 40 is at least partially bonded or formed to the peripheral side surface of the portion 31.
With further reference to fig. 5, 7, 8 and 9, the atomizer 100 further comprises: a bracket 50 for receiving and retaining the atomizing assembly and/or porous body 30 within the main housing 10. In assembly, the bracket 50 is located within the main housing 10.
In some implementations, the bracket 50 includes a flexible material such as silicone, rubber, thermoplastic elastomer, elastomeric organic polymer material, and the like. Or in yet other variations, the bracket 50 comprises a rigid ceramic, metal, plastic, organic polymer such as polycarbonate, or the like.
And as shown in fig. 5 to 9, the bracket 50 includes:
A wall 51 extending in a longitudinal direction between end 510 and end 520. And in assembly, end 510 is adjacent to reservoir 12 in the longitudinal direction of nebulizer 100 and end 520 is facing away from reservoir 12. And in practice, wall 51 is an outer sidewall that defines an outer side surface of bracket 50.
And, on the inner surface of the main housing 10 defining the liquid storage chamber 12, at least one stopper 13 such as a rib is arranged, the stopper 13 such as a rib extending in the longitudinal direction of the main housing 10; in assembly, the end 510 of the bracket 50 is abutted against the stop 13 when the bracket 50 is assembled into the main housing 10 from the opening of the distal end 120 of the main housing 10 for providing positioning and stop in assembly. The stop 13 is in abutment with the end 510 of the bracket 50.
Or in still other embodiments, the stop 13 may also be a projection structure such as a bump or a part or component protruding from the inner surface of the main housing 10.
The stand 50 further includes:
A connecting portion 52 disposed at the end portion 510 and protruding from the end portion 510; the connection portion 52 is ring-shaped for connection or insertion of the aerosol transport tube 11 into the connection portion 52 in assembly. To connect the bracket 50 with the aerosol transfer tube 11 by the connection 52 after assembly.
And, the wall 51 is provided with:
At least one bead 511 adjacent end 510; the bead 511 is a closed ring shape arranged circumferentially around the wall 51; for providing an interference fit between the bracket 50 and the main housing 10 at a location proximate the reservoir 12 to thereby inhibit the liquid matrix within the reservoir 12 from seeping out from between the bracket 50 and the main housing 10.
And, after assembly, at least a portion of wall 51 adjacent end 520 is surrounding end cap 20; and at least a portion of wall 51 adjacent end 520 is located between end cap 20 and main housing 10 after assembly for providing a seal between end cap 20 and main housing 10.
And, the wall 51 is provided with:
At least one bead 512 adjacent end 520; the bead 512 is a closed ring arranged circumferentially around the wall 51; ribs 512 are formed on a portion of the surface of wall 51 between end cap 20 and main housing 10. After assembly, ribs 512 are at least partially compressed or compressed by end cap 20 and main housing 10, thereby providing an interference fit or seal therebetween.
And further referring to fig. 5 and 7, the wall 51 is provided with:
At least one bead 513 circumferentially disposed about at least a portion of the wall 51; in this implementation, the bead 513 is non-closed; or bead 513 comprises a plurality of segments arranged discretely circumferentially about wall 51; the rib 513 defines at least one notch 5131. Or in yet other variations, the bead 513 is a closed annular shape. And in practice, the notch 5131 is offset from both sides of the width direction of the bracket 50 and/or the wall 51; and in practice, the notch 5131 is located on at least one side of the width direction of the bracket 50 and/or the wall 51 in the thickness direction.
In some implementations, the ribs 513 are located on an outer surface of the surrounding wall 51; or in still other embodiments ribs 513 are located on the inner surface of wall 51; such as ribs 513 on the inner surface, are against the portion 31 of the porous body 30.
And, after assembly, the ribs 513 are aligned with the portions 31 of the porous body 30 in a direction perpendicular to the longitudinal direction of the atomizer 100. The ribs 513 are at least partially compressed or compressed by the main housing 10 and the portion 31 of the porous body 30 after assembly for providing an interference fit therebetween.
And in practice, the seal between the porous body 30 and/or the portion 31 and the casing and/or the main casing 10 is only provided by a support 50 of flexible material, in particular a wall 51. And in practice there is no other sealing material or sealing element between the porous body 30 and/or portion 31 and the outer shell and/or main housing 10 than the support 50, in particular the wall 51.
And with further reference to fig. 5-9, the bracket 50 further includes:
A receiving chamber 571 adjacent to the end 520 and open at one side of the end 520 for receiving and retaining the portion 31 of the porous body 30; the receiving chamber 571 is arranged perpendicular to the longitudinal direction of the bracket 50.
And, the stand 50 further includes:
A wall 55 extending in the longitudinal direction of the bracket 50 and ending in a receiving cavity 571; wall 55 is at least partially connected to wall 51; and, wall 55 is substantially annular;
The liquid guide channel 53 is formed by the definition between the wall 55 and the wall 51. And as shown in fig. 5 and 9, the cross-sectional area or the inner diameter of the port of the liquid guide passage 53 on the side of the end portion 510 is smaller than the cross-sectional area or the inner diameter of the port on the side of the receiving chamber 571. Or the cross-sectional area and/or the inner diameter of the liquid guiding channel 53 is tapered or reduced towards the receiving chamber 571.
And in practice, the surface 311 of the portion 31 of the porous body 30 is against the wall 55 to provide positioning and stopping in the longitudinal direction.
And in practice, the portion 32 of the porous body 30 protrudes into the wall 55.
And in practice, the portion 32 of the porous body 30 is isolated from the liquid-conducting channel 53 by being surrounded by a wall 55. The portion 32 of the porous body 30 is not directly drawing liquid matrix from the reservoir 12 and/or the liquid guide channel 53.
And in some implementations, the connection portion 52 of the bracket 50 is defined by the portion of the wall 55 that extends beyond the end 510.
And in the implementation shown in fig. 9, wall 55 includes an interior section 5510 within wall 51, and an exposed section 5520 extending from end 510 or exposed outside wall 51. And in practice, the connection 52 into which the aerosol transport tube 11 is inserted or connected is defined by the exposed section 5520; and a liquid-conducting channel 53 is defined between the inner section 5510 and the wall 51 to transfer the liquid matrix.
And in practice, the wall 55 is used to surround or define at least part of the aerosol output channel.
And in some implementations, a flange 551 disposed on an inner surface of the wall 55; the flange 551 extends inwardly in a radial direction.
And in practice, the portion 32 of the porous body 30 that protrudes into the wall 55 is against the flange 551; and in practice the aerosol transfer tube 11 extending into the connection 52 is against the flange 551.
And in practice, the inner surface of the liquid guide channel 53 is further provided with at least one longitudinally extending groove 561 and a groove 562; the width of grooves 561 and/or 562 is between 0.2 and 2mm; the grooves 561 and/or 562 are capillary grooves, which may be advantageous in order to improve the transfer efficiency of the liquid matrix in the liquid guiding channel 53 by capillary action.
And in practice, grooves 562 are adjacent to at least one side of wall 51 in the width direction; and, the groove 561 is adjacent to the wall 55.
And further, the receiving chamber 571 of the bracket 50 has a portion 572 of increased size or width on at least one side and/or both sides in the thickness direction of the bracket 50; further, when the portion 31 of the porous body 30 is accommodated and held in the accommodation chamber 571, a gap 54 is defined between the wall 51 and the side surface of the portion 31 of the porous body 30 along at least one side and/or both sides in the thickness direction of the atomizer 100 for air and/or aerosol in the atomizing chamber 340 to enter the airflow inlet 322 bypassing the side surface of the portion 31, as indicated by an arrow R2 in fig. 8.
Or for example fig. 10 shows a schematic view of an atomizing assembly of yet another alternative embodiment, in which the atomizing assembly includes:
The porous body 31a has a portion 31a extending substantially straight, and one or more portions 32a extending from one side of the portion 31a away from the portion 31 a.
And in practice, portion 32a extends from surface 311a of portion 31 a. And in practice, surface 312a of portion 31a is used as an atomizing surface, incorporating or formed with heating element 40a. Or in yet other variations, the peripheral side surface of portion 31a is used as an atomizing surface, incorporating or formed with heating element 40a.
And in this implementation, one or more portions 32a are disposed offset from the geometric center of portion 31a and/or surface 311 a.
And in practice, one or more portions 32a define at least a channel 321a for delivering or outputting aerosol released by the atomizing surface to the aerosol delivery tube 11, the channel 321a being located within the one or more portions 32 a.
And in practice one or more portions 32a are provided with an air flow inlet 322a for aerosol released by the atomizing surface into the channel 321a and/or portion 32a, as indicated by arrow R2 in fig. 10.
Or in still other embodiments, the portion 32a includes one or more extensions discretely disposed about the channel 321a to at least partially surround or define the channel 321a therebetween.
Or in practice, the spacing or gap between the discretely arranged extensions to provide aerosol into the channel 321a. Alternatively, in practice, the discretely disposed extensions are surrounded by wall 55 of holder 50 thereby collectively defining passage 321a between portion 32a and wall 55.
And in the above implementations, the portion 31/31a does not extend directly from the surface 312/312a to the aperture or channel within the channel 321/321 a; the aerosol cannot be directly output from the surface 312/312a through the portion 31/31a directly into the channel 321/321 a.
Or in yet another variant, the portion 31/31a has holes penetrating directly from the surface 321/312a to the surface 311/311a and/or the channel 321/321a for the aerosol to enter the channel 321/321a from the surface 321/312 a; and, portions 32/32a and/or channels 321/321a are disposed off-center or geometric center of surface 311/311a and/or portions 31/31 a.
It should be noted that the description of the application and the accompanying drawings show preferred embodiments of the application, but are not limited to the embodiments described in the description, and further, that modifications or variations can be made by a person skilled in the art from the above description, and all such modifications and variations are intended to fall within the scope of the appended claims.
Claims (39)
1. An atomizer, comprising:
a liquid storage chamber for storing a liquid matrix;
A heating element for heating at least part of the liquid matrix to generate an aerosol;
An aerosol output channel for outputting an aerosol;
A porous body comprising:
a first portion for at least partially delivering or providing a liquid matrix from the reservoir to the heating element;
A second portion surrounding or defining at least a portion of the aerosol output channel; at least one airflow inlet is provided in the second portion to provide a path for aerosol from outside the second portion into the aerosol output channel.
2. The nebulizer of claim 1, wherein the aerosol output channel does not extend through the first portion;
and/or, the first portion is free of holes or channels for aerosol to enter the aerosol output channel.
3. A nebulizer as claimed in claim 1 or claim 2, wherein the second portion comprises an inner side surface and an outer side surface facing away from each other; wherein the inner side surface borders at least a portion of the aerosol output channel, the airflow inlet extending from the outer side surface to the inner side surface.
4. A nebulizer as claimed in claim 1 or claim 2, wherein the first portion is in fluid communication with the reservoir;
And/or the second portion is isolated from the reservoir.
5. A nebulizer as claimed in claim 1 or 2, wherein the airflow inlet is arranged adjacent the first portion.
6. A nebulizer as claimed in claim 1 or 2, wherein the heating element is bonded to at least part of the surface of the first portion.
7. The atomizer of claim 6 wherein said second portion extends from said first portion in a direction away from said heating element.
8. The nebulizer of claim 1 or 2, further comprising:
A liquid conduit is at least partially located between the first portion and the liquid storage chamber, through which conduit the first portion receives or aspirates liquid matrix from the liquid storage chamber.
9. The nebulizer of claim 8, wherein the second portion is isolated from the liquid-conducting channel.
10. The nebulizer of claim 8, wherein the fluid conducting channel has a first port adjacent the reservoir and a second port adjacent the first portion, the first port having a cross-sectional area greater than a cross-sectional area of the second port;
And/or the cross-sectional area of at least part of the liquid guide channel is folded or reduced towards the first part.
11. A nebulizer as claimed in claim 1 or 2, wherein the second portion is arranged substantially perpendicular to the first portion.
12. A nebulizer as claimed in claim 1 or claim 2, wherein the first portion has a first surface facing the reservoir;
the second portion is arranged to extend from the first surface away from the first portion.
13. The nebulizer of claim 12, wherein a portion of the projection of the second portion in the length direction is located outside the first surface.
14. The nebulizer of claim 13, wherein a portion of the second portion protrudes beyond the first portion in a width direction of the first portion.
15. The nebulizer of claim 14, wherein the air flow inlet is arranged on a part of the second portion protruding out of the width direction of the first portion.
16. The nebulizer of claim 12, wherein the axis of the second portion is disposed near the center of the first surface.
17. A nebulizer as claimed in claim 1 or 2, wherein the first portion has a first surface facing towards the reservoir and a second surface facing away from the first surface, wherein a portion of the first surface is arranged in fluid communication with the reservoir, at least a portion of the heating element being bonded to the second surface.
18. The nebulizer of claim 17, wherein the first portion is substantially sheet-like or plate-like.
19. The nebulizer of claim 1 or 2, further comprising:
A bracket at least partially receiving or supporting the first portion.
20. A nebulizer as claimed in claim 19, wherein a gap is formed between the support and the first portion through which, in use, aerosol enters the airflow inlet.
21. The nebulizer of claim 19, further comprising:
A housing at least partially defining an outer surface of the atomizer;
The bracket is flexible and is at least partially positioned between the housing and the first portion to provide a seal between the housing and the first portion.
22. The atomizer of claim 21 wherein a first bead is provided on said bracket, said first bead being at least partially opposite said first portion for providing an interference fit between said housing and said first portion.
23. The atomizer of claim 22, wherein said first bead at least partially surrounds said first portion in a circumferential direction of said first portion.
24. The atomizer of claim 22, wherein said first bead has at least one notch;
and/or the first bead is a non-closed loop.
25. The nebulizer of claim 22, wherein the mount comprises:
A first wall defining an outer surface of the stent;
a second wall at least partially within the first wall;
A fluid conducting channel is positioned between the first wall and the second wall to provide a fluid flow path between the reservoir and the first portion.
26. A nebulizer as claimed in claim 25, wherein the surface of the first wall and/or the second wall adjacent to or facing the liquid-conducting channel is provided with at least one capillary groove arranged in the longitudinal direction of the holder.
27. The nebulizer of claim 25, wherein at least a portion of the second portion protrudes into the second wall.
28. The nebulizer of claim 25, wherein the second wall portion extends or protrudes beyond the first wall.
29. The nebulizer of claim 25, wherein the support further comprises:
A second end proximate to the first end of the reservoir and facing away from the first end;
and a receiving cavity proximate the second end for receiving at least a portion of the first portion.
30. The nebulizer of claim 29, wherein the receiving chamber defines an opening at the second end, the porous body being configured to be received within or removed from the receiving chamber by the opening.
31. The nebulizer of claim 29, wherein the first portion abuts the second wall.
32. The nebulizer of claim 29, wherein the support further comprises:
a second bead is disposed at least partially circumferentially about the first wall and proximate the first end.
33. The atomizer of claim 29 wherein at least one stop is further provided on an inner surface of said housing, said first end of said bracket abutting said stop.
34. The nebulizer of claim 25, wherein the aerosol output channel further comprises a tube located within the housing;
the tube is at least partially inserted or extended into the second wall.
35. The nebulizer of claim 29, wherein the receiving chamber has a portion of increased width; when the first portion is received in the receiving cavity, the first portion defines a gap between the first wall and the portion of increased width, in use aerosol entering the airflow inlet at least partially through the gap.
36. The nebulizer of claim 21, wherein the housing comprises:
a main housing having an open end;
An end cap closing the open end of the main housing;
a portion of the bracket extends between the main housing and the end cap to provide a seal.
37. An atomizer, comprising:
a liquid storage chamber for storing a liquid matrix;
A heating element for heating at least part of the liquid matrix to generate an aerosol;
An aerosol output channel for outputting an aerosol;
A porous body comprising:
A first portion for delivering or providing a liquid matrix from the reservoir to the heating element;
A second portion formed by extension of the first portion;
the aerosol output channel is arranged to bypass the first portion and at least partially pass through the second portion.
38. An electronic atomizing device comprising an atomizer for atomizing a liquid substrate to generate an aerosol, and a power supply mechanism for supplying power to the atomizer; characterized in that the atomizer comprises an atomizer according to any one of claims 1 to 37.
39. An atomizing assembly for an electronic atomizing device, comprising:
A porous body and a heating element bonded to the porous body; the porous body includes:
A first portion, the heating element being disposed on the first portion;
a second portion formed by extending the first portion, the second portion being provided with:
at least one airflow inlet proximate to the first portion;
at least one airflow outlet facing away from the first portion;
at least one airflow channel, at least a portion of the airflow channel extending within the second portion between the airflow inlet and the airflow outlet, and the airflow channel bypassing the first portion.
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CN202211328584.6A CN117981925A (en) | 2022-10-27 | 2022-10-27 | Atomizer, electronic atomization device and atomization assembly for electronic atomization device |
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CN202211328584.6A CN117981925A (en) | 2022-10-27 | 2022-10-27 | Atomizer, electronic atomization device and atomization assembly for electronic atomization device |
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CN202211328584.6A Pending CN117981925A (en) | 2022-10-27 | 2022-10-27 | Atomizer, electronic atomization device and atomization assembly for electronic atomization device |
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