Atomizer and aerosol-generating device

Abstract

The utility model provides an atomizer and an aerosol generating device, and the atomizer comprises a housing which defines a liquid storage cavity; the base is rotatably connected to the shell; the atomization assembly is provided with a first liquid guide hole, and the liquid matrix in the liquid storage cavity can pass through the first liquid guide hole; the first sealing element is supported on the base, the base is configured to be capable of driving the first sealing element to rotate from a first position to a second position relative to the shell, and when the first sealing element is located at the first position, at least part of the first sealing element keeps away from the first liquid guide hole, so that the liquid matrix in the liquid storage cavity is allowed to enter the first liquid guide hole; and when the first sealing element is located at the second position, the first sealing element seals the first liquid guide hole so as to prevent the liquid matrix in the liquid storage cavity from entering the first liquid guide hole. Through relative rotation of the shell and the base, the first sealing piece can be driven to rotate, so that the first liquid guide hole in the atomization assembly is opened or closed, and the liquid matrix is prevented from leaking from the atomization assembly when the liquid matrix is stored for a long time.

Description

Technical Field

[0001] The embodiments of the present application relate to the technical field of aerosol generation, and in particular to a nebulizer and an aerosol generating device. Background Art

[0002] The atomizer includes a liquid storage chamber for storing a liquid matrix and an atomization component for heating the liquid matrix. The liquid storage chamber is usually directly connected to the atomization component. After long-term storage, the liquid matrix in the liquid storage chamber may leak through the liquid guide of the atomization component, affecting the user experience. Summary of the invention

[0003] To solve the problem that after the liquid matrix is ​​stored in the liquid storage chamber for a long time, the atomized liquid may leak through the atomization component.

[0004] The present application provides an atomizer comprising: a shell, defining a liquid storage cavity for storing a liquid matrix; a base, rotatably connected to the shell; an atomizer assembly, the atomizer assembly being provided with a first liquid guide hole, the first liquid guide hole being capable of allowing the liquid matrix in the liquid storage cavity to pass through; a first seal, the first seal being supported on the base, the base being configured to be capable of driving the first seal to rotate from a first position to a second position relative to the shell, when the first seal is in the first position, at least a part of the first seal avoids the first liquid guide hole so as to allow the liquid matrix in the liquid storage cavity to enter the first liquid guide hole; when the first seal is in the second position, the first seal closes the first liquid guide hole so as to prevent the liquid matrix in the liquid storage cavity from entering the first liquid guide hole.

[0005] The present application provides an atomizer, wherein the first sealing member defines a liquid conducting channel, the liquid conducting channel is in liquid communication with the liquid storage chamber, and when the first sealing member is in a first position, the liquid conducting channel is in liquid communication with the first liquid conducting hole.

[0006] The present application provides an atomizer, wherein the base has a supporting portion, the first sealing member defines a mounting cavity, and at least a portion of the supporting portion extends into the mounting cavity.

[0007] The present application provides an atomizer, wherein the support portion defines a pressure regulating channel, the first sealing member is provided with an air guide hole, and the pressure regulating channel is in gas communication with the liquid storage chamber through the air guide hole.

[0008] The present application provides an atomizer, wherein the base is provided with an air inlet hole, and the pressure regulating channel is connected to the atmospheric pressure through the air inlet hole.

[0009] The present application provides an atomizer, wherein the atomizer assembly comprises a first support tube and a first liquid guide hole arranged on the first support tube, wherein the first support tube is fixedly connected to the housing and can rotate relative to the first sealing member.

[0010] The present application provides an atomizer, wherein the atomizer assembly further comprises a liquid guide member, a heating element and a second support tube located inside the first support tube, wherein the liquid guide member and the heating element are accommodated inside the second support tube, and the second support tube is provided with a second liquid guide hole, wherein the second liquid guide hole allows a liquid matrix to enter the liquid guide member inside, and the second support tube is connected to the base and can rotate relative to the first support tube with the base.

[0011] The present application provides an atomizer, wherein a liquid storage member for transferring a liquid matrix between the first liquid guide hole and the second liquid guide hole is disposed between the first support tube and the second support tube.

[0012] The present application provides an atomizer, wherein the housing comprises an air pipe connected to the atomizer assembly, an absorption element is included between the air pipe and the atomizer assembly, and the absorption element is used to absorb the condensed liquid matrix in the air pipe.

[0013] The present application provides an atomizer, wherein the housing comprises a slide rail arranged on the inner surface of the housing, the base comprises a slider that can cooperate with the slide rail, and the slide rail limits the rotation stroke of the base from a first position to a second position.

[0014] The present application provides an atomizer, wherein the slide rail has a starting end for the slider to enter and an opposite terminating end, and the terminating end is provided with a slot, and the slot is used to cooperate with the slider to limit the sliding of the slider.

[0015] The present application provides an atomizer, wherein an electrode column is arranged on the base, and a partial section of the electrode column extends to the interior of the first sealing component.

[0016] The present application provides an aerosol generating device, comprising a battery assembly and the above-mentioned atomizer, wherein the battery assembly provides electrical energy to the atomizer.

[0017] The atomizer and aerosol generating device provided in the present application can drive the first sealing member to rotate through the relative rotation of the shell and the base, thereby opening or closing the first liquid guide hole on the atomization assembly, so as to prevent the liquid matrix from leaking from the atomization assembly when the liquid matrix is ​​stored for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] One or more embodiments are exemplarily described by pictures in the corresponding drawings, and these exemplified descriptions do not constitute limitations on the embodiments. Elements with the same reference numerals in the drawings represent similar elements, and unless otherwise stated, the figures in the drawings do not constitute proportional limitations.

[0019] Figure 1 A schematic diagram of an atomizer according to an embodiment of the present application;

[0020] Figure 2 A schematic diagram of an atomizer according to an embodiment of the present application;

[0021] Figure 3 A schematic diagram of a housing according to an embodiment of the present application;

[0022] Figure 4 A schematic diagram of a housing according to an embodiment of the present application;

[0023] Figure 5 A schematic diagram of a base according to an embodiment of the present application;

[0024] Figure 6 A schematic diagram of a base according to an embodiment of the present application;

[0025] Figure 7 A schematic diagram of a base according to an embodiment of the present application;

[0026] Figure 8 A schematic diagram of a first sealing member according to an embodiment of the present application;

[0027] Fig. 9 A schematic diagram of a first sealing member according to an embodiment of the present application;

[0028] Fig.10 A schematic diagram of a second support tube according to an embodiment of the present application;

[0029] Fig.11 A schematic diagram of an atomizer according to an embodiment of the present application;

[0030] Fig.12 This is a schematic diagram of an aerosol generating device according to an embodiment of the present application.

[0031] In the figure:

[0032] 10. Atomizer;

[0033] 1. Shell; 11. Liquid storage chamber; 12. Slide rail; 121. Starting end; 122. End end; 123. Card slot; 14. Air pipe;

[0034] 2. Base; 21. Sliding block; 23. Supporting part; 231. Pressure regulating channel; 24. Air inlet;

[0035] 3. Atomization assembly; 31. First support tube; 311. First liquid guide hole; 32. Liquid guide member; 33. Heating element; 34. Liquid storage member; 35. Second support tube; 351. Second liquid guide hole;

[0036] 4. first sealing member; 41. liquid guiding channel; 42. mounting cavity; 43. air guiding hole; 44. first mounting hole;

[0037] 5. Second sealing member;

[0038] 6. Absorption element;

[0039] 7. Electrode column;

[0040] 20. Battery components;

[0041] 100. Aerosol generating device. DETAILED DESCRIPTION

[0042] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0043] The terms "first", "second", "third" in this application are only used for descriptive purposes, and cannot be understood as indicating or suggesting the quantity or order of the indicated technical features relative to importance or implicitly indicating. In the embodiments of the present application, all directional indications (such as up, down, left, right, front, back ...) are only used to explain the relative position relationship or movement between the components under a certain specific posture (as shown in the accompanying drawings), and if the specific posture changes, the directional indication also changes accordingly. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions. For example, a process, method, system, product or equipment comprising a series of steps or units is not limited to the steps or units listed, but optionally also includes steps or units that are not listed, or optionally also includes other steps or units inherent to these processes, methods, products or equipment.

[0044] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0045] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be one or more central elements therebetween. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0046] The present application provides an atomizer 10, such as Figure 1-2 As shown, it includes: a shell 1, which defines a liquid storage chamber 11 for storing a liquid matrix; a base 2, which is rotatably connected to the shell 1; an atomizer assembly 3, the atomizer assembly 3 is provided with a first liquid guide hole 311, and the first liquid guide hole 311 can allow the liquid matrix in the liquid storage chamber 11 to pass through; a first seal 4, the first seal 4 is supported on the base 2, and the base 2 is configured to be able to drive the first seal 4 to rotate from a first position to a second position relative to the shell 1, when the first seal 4 is in the first position, at least a part of the first seal 4 avoids the first liquid guide hole 311 so as to allow the liquid matrix in the liquid storage chamber 11 to enter the first liquid guide hole 311; when the first seal 4 is in the second position, the first seal 4 closes the first liquid guide hole 311 so as to prevent the liquid matrix in the liquid storage chamber 11 from entering the first liquid guide hole 311.

[0047] The atomizer 10 provided in the present application can drive the first sealing member 4 to rotate through the relative rotation of the shell 1 and the base 2, thereby opening or closing the first liquid guide hole 311 on the atomizer assembly 3, so as to prevent the liquid matrix from leaking from the atomizer assembly 3 when the liquid matrix is ​​stored for a long time.

[0048] In one embodiment of the present application, Figure 3-7As shown, the housing 1 includes a slide rail 12 arranged on the inner surface of the housing 1, and the base 2 includes a slider 21 that can cooperate with the slide rail 12. The slide rail 12 limits the travel of the base 2 from the first position to the second position, so that the housing 1 rotates relative to the base 2. In one embodiment of the present application, the slide rail 12 has a starting end 121 for the slider 21 to enter and a corresponding terminal end 122, and the terminal end 122 is provided with a slot 123, and the slot 123 is used to cooperate with the slider 21 to limit the sliding of the slider 21. In one embodiment of the present application, when the atomizer 10 is in the process of transportation, the slider 21 is located at the starting end 121 of the slide rail 12. After the atomizer 10 is sold to the user, the user can rotate the housing 1 or the base 2 so that the slider 21 is located in the slot 123 of the terminal end 122 of the slide rail 12. In one embodiment of the present application, when the slider 21 is positioned in the slot 123, the first sealing member 4 is in the first position, and the liquid matrix of the liquid storage chamber 11 is allowed to enter the first liquid guide hole 311. In other embodiments of the present application, a slide rail structure is provided between the housing 1 and the base 2, the housing 1 is provided with a slider, and the base 2 is provided with a slide rail. In one embodiment of the present application, the outer surface of the housing 1 or the base 2 is provided with a thread or other rough structure, so that the user can rotate the housing 1 and the base 2 relative to each other.

[0049] In one embodiment of the present application, the first position to the second position at least includes the displacement of the atomizer 10 in the circumferential direction, that is, the housing 1 is displaced at least in the circumferential direction of the atomizer 10 relative to the base 2. In one embodiment of the present application, the first position to the second position also includes the displacement of the atomizer 10 in the axial direction, that is, the housing 1 is displaced in the axial direction of the atomizer 10 relative to the base 2.

[0050] In one embodiment of the present application, the atomizer assembly 3 includes a first support tube 31 and a first liquid guide hole 311 disposed on the first support tube 31, and the first support tube 31 is fixedly connected to the housing 1 and can rotate relative to the first seal 4. When the first seal 4 is in the first position, the liquid matrix in the liquid storage chamber 11 is allowed to enter the first liquid guide hole 311, thereby being absorbed by the liquid guide 32, and transferred from the liquid guide surface to the heating surface, thereby being heated by the heating element 33 to generate aerosol. In one embodiment of the present application, the shape of the first liquid guide hole 311 is circular. In one embodiment of the present application, the shape of the first liquid guide hole 311 can be other shapes such as polygonal, elliptical, etc.

[0051] In one embodiment of the present application, the atomizer assembly 3 further includes a liquid guide 32, a heating element 33 and a second support tube 35 located inside the first support tube 31, and the liquid guide 32 and the heating element 33 are accommodated inside the second support tube 35. Fig.10As shown, the second support tube 35 is provided with a second liquid guide hole 351 , and the second liquid guide hole 351 allows the liquid matrix to enter the internal liquid guide member 32 . The second support tube 35 is connected to the base 2 and can rotate with the base 2 relative to the first support tube 31 .

[0052] In one embodiment of the present application, a liquid storage member 34 is provided between the first support tube 31 and the second support tube 35 for transferring the liquid matrix between the first liquid guide hole 311 and the second liquid guide hole 351. The liquid storage member 34 can absorb and retain the liquid matrix, so that when the heating element 33 is working, there is enough liquid matrix to supply the liquid guide member 32, so that the user can get a good taste in the first few puffs.

[0053] In one embodiment of the present application, a second sealing member 5 is included between the first supporting tube 31 and the second supporting tube 35 , and the second sealing member is used to ensure airtightness between the first supporting tube 31 and the second supporting tube 35 .

[0054] In one embodiment of the present application, Figure 8-9 As shown, the first sealing member 4 defines a liquid conducting channel 41, and the liquid conducting channel 41 is in liquid communication with the liquid storage chamber 11. When the first sealing member 4 is in the first position, the liquid conducting channel 41 is in liquid communication with the first liquid conducting hole 311. In one embodiment of the present application, the first sealing member 4 may also be provided with other structures, so that when the first sealing member 4 is in the first position, the liquid storage chamber 11 and the first liquid conducting hole 311 are in liquid communication. For example, the first sealing member 4 may be provided with a protrusion, and when the first sealing member 4 is in the first position, the protrusion exposes the first liquid conducting hole 311 to the liquid storage chamber 11, so that the liquid matrix in the liquid storage chamber 11 is allowed to enter the first liquid conducting hole 311; when the first sealing member 4 is in the second position, the protrusion covers the first liquid conducting hole 311, and the protrusion is located between the liquid storage chamber 11 and the first liquid conducting hole 311, so that the liquid matrix in the liquid storage chamber 11 is prevented from entering the first liquid conducting hole 311. In one embodiment of the present application, the first sealing member 4 further comprises a first mounting hole 44, and the atomizing assembly 3 is mounted in the first mounting hole 44. In one embodiment of the present application, the number of the liquid guiding channels 24 is two, and correspondingly, the number of the first liquid guiding holes 311 is also two.

[0055] In one embodiment of the present application, the base 2 has a support portion 23, the first seal 4 defines a mounting cavity 42, and at least part of the support portion 23 extends to the mounting cavity 42. In one embodiment of the present application, the support portion 23 defines a pressure regulating channel 231, the first seal 4 is provided with an air guide hole 43, and the pressure regulating channel 231 is gas-conductive with the liquid storage chamber 11 through the air guide hole 43. In one embodiment of the present application, the base 2 is provided with an air inlet hole 24, and the pressure regulating channel 231 is connected to the atmospheric pressure through the air inlet hole 24. In one embodiment of the present application, when the first seal 4 is in the first position and the atomizer assembly 3 starts to work, the liquid matrix in the liquid storage chamber 11 enters the first liquid guide hole 311 through the liquid guide channel 41 of the first seal 4, and then enters the atomizer assembly 3. At this time, the air pressure in the liquid storage chamber 11 is relatively small, and the gas will enter the pressure regulating channel 231 through the air inlet hole 24 of the base 2, and then enter the liquid storage chamber 11 through the air guide hole 43, ensuring that the atomizer 10 can supply liquid normally.

[0056] In one embodiment of the present application, the diameter of the air guide hole 43 is 0.2 mm-1.5 mm, and the air guide hole has a certain capillary effect, so that the air guide hole 43 can take in air while maintaining a certain liquid locking ability. In one embodiment of the present application, at least one of the width or depth of the pressure regulating channel 231 is 0.2 mm-1.5 mm, so that the pressure regulating channel 231 can take in air while maintaining a certain liquid locking ability.

[0057] In one embodiment of the present application, the number of the support portions 23 is 4, the number of the air inlet holes 24 is also 4, and on a plane perpendicular to the center line of the atomizer 10, the projections of the multiple support portions 23 are evenly distributed along the circumferential direction of the atomizer 10, and the projections of the multiple air inlet holes 24 are evenly distributed along the circumferential direction of the atomizer 10.

[0058] In one embodiment of the present application, the housing 1 includes an air pipe 14 connected to the atomizer assembly 3, and an absorption element 6 is included between the air pipe 14 and the atomizer assembly 3, and the absorption element 6 can absorb the condensed liquid matrix in the air pipe 14. In one embodiment of the present application, the absorption element 6 is embedded in the first support tube, and the absorption element 6 is located between the air pipe 14 and the second sealing member, and the absorption element 6 can absorb the condensed liquid matrix in the air pipe 14.

[0059] In one embodiment of the present application, Fig.11As shown, an electrode column 7 is arranged on the base 2, and a part of the electrode column 2 extends to the inside of the first sealing member 4, and the electrode column 7 can rotate synchronously with the base 2. The second support tube 35 is connected to the base 2 and can rotate with the base 2 relative to the first support tube 31, so that the heating element 33 of the atomization assembly can rotate with the base 2 relative to the first support tube 31, so that the heating element 33 and the electrode column 7 can rotate with the base 2 relative to the first support tube 31, thereby preventing the lead wire between the heating element 33 and the electrode column 7 from being twisted and pulled during the rotation of the base 2 relative to the housing 1.

[0060] An embodiment of the present application further provides an aerosol generating device 100 , comprising a battery assembly 20 and the above-mentioned atomizer 10 , wherein the battery assembly 20 provides electrical energy to the atomizer 10 .

[0061] It should be noted that the preferred embodiments of the present application are given in the specification and drawings of the present application, but are not limited to the embodiments described in the specification. Furthermore, it is possible for a person of ordinary skill in the art to make improvements or changes based on the above description, and all such improvements and changes should fall within the scope of protection of the claims attached to the present application.

Claims

1. An atomizer, characterized in that: include: a housing defining a liquid storage cavity for storing a liquid matrix; A base, rotatably connected to the housing; An atomizing assembly, wherein the atomizing assembly is provided with a first liquid guiding hole, wherein the first liquid guiding hole allows the liquid matrix in the liquid storage chamber to pass through; A first sealing member, the first sealing member is supported on the base, and the base is configured to be able to drive the first sealing member to rotate from a first position to a second position relative to the housing, when the first sealing member is in the first position, at least a part of the first sealing member avoids the first liquid guide hole so as to allow the liquid matrix in the liquid storage chamber to enter the first liquid guide hole; when the first sealing member is in the second position, the first sealing member closes the first liquid guide hole so as to prevent the liquid matrix in the liquid storage chamber from entering the first liquid guide hole.

2. The atomizer according to claim 1, characterized in that The first sealing member defines a liquid conducting channel, the liquid conducting channel is in liquid communication with the liquid storage chamber, and when the first sealing member is in a first position, the liquid conducting channel is in liquid communication with the first liquid conducting hole.

3. The atomizer according to claim 1, characterized in that The base has a supporting portion, the first sealing member defines a mounting cavity, and at least a portion of the supporting portion extends into the mounting cavity.

4. The atomizer according to claim 3, characterized in that The support portion defines a pressure regulating channel, the first sealing member is provided with an air guide hole, and the pressure regulating channel is in gas communication with the liquid storage chamber through the air guide hole.

5. The atomizer according to claim 4, characterized in that The base is provided with an air inlet hole, and the pressure regulating channel is communicated with the atmospheric pressure through the air inlet hole.

6. The atomizer according to claim 1, characterized in that The atomization assembly includes a first support tube and a first liquid guide hole arranged on the first support tube. The first support tube is fixedly connected to the housing and can rotate relative to the first sealing member.

7. The atomizer according to claim 6, characterized in that The atomizer assembly also includes a liquid guide member, a heating element, and a second support tube located inside the first support tube. The liquid guide member and the heating element are accommodated inside the second support tube. The second support tube is provided with a second liquid guide hole. The second liquid guide hole allows the liquid matrix to enter the liquid guide member inside. The second support tube is connected to the base and can rotate relative to the first support tube with the base.

8. The atomizer according to claim 7, characterized in that A liquid storage member for transferring liquid matrix between the first liquid guiding hole and the second liquid guiding hole is arranged between the first supporting tube and the second supporting tube.

9. The atomizer according to claim 1, characterized in that The housing comprises an air pipe connected to the atomizing assembly, and an absorption element is comprised between the air pipe and the atomizing assembly, and the absorption element is used to absorb the condensed liquid matrix in the air pipe.

10. The atomizer according to claim 1, characterized in that The housing includes a slide rail arranged on the inner surface of the housing, the base includes a slider that can cooperate with the slide rail, and the slide rail limits the rotation stroke of the base from the first position to the second position.

11. The atomizer according to claim 10, characterized in that The slide rail has a starting end for the slider to enter and an opposite terminating end, and the terminating end is provided with a clamping groove, and the clamping groove is used to cooperate with the slider to limit the sliding of the slider.

12. The atomizer according to claim 1, characterized in that An electrode column is arranged on the base, and a partial section of the electrode column extends into the interior of the first sealing member.

13. An aerosol generating device, characterized in that: The invention comprises a battery assembly and the atomizer according to any one of claims 1 to 12, wherein the battery assembly provides electrical energy to the atomizer.

Images