Atomizer and electronic atomization device

Abstract

The present invention discloses an atomizer, an electronic atomization device and an assembly method thereof, wherein the atomizer comprises: an atomizer housing, the atomizer housing having a liquid storage chamber and a mounting chamber; a lower liquid channel, the lower liquid channel being slidably inserted in the mounting chamber; wherein the lower liquid channel is inserted in different positions of the mounting chamber so that the liquid storage chamber can be opened or sealed through the lower liquid channel. The present application inserts the lower liquid channel in different positions of the mounting chamber so that the liquid storage chamber can be opened or sealed through the lower liquid channel, thereby avoiding leakage of the electronic atomization device during transportation or storage, and has a simple structure and convenient operation.

Description

Technical Field

[0001] The present invention relates to the technical field of atomization devices, and in particular to an atomizer and an electronic atomization device. Background Art

[0002] In the prior art, electronic atomization devices are mainly composed of an atomizer and a power supply assembly. The atomizer generally includes a liquid storage chamber and an atomization assembly. The liquid storage chamber is used to store the atomizable medium, and the atomization assembly is used to heat and atomize the atomizable medium to form an aerosol that can be consumed by the smoker; the power supply assembly is used to provide energy to the atomizer.

[0003] Conventional atomizers usually inject the atomizing matrix into the liquid storage chamber in advance. However, during transportation or storage, the atomizing matrix in the liquid storage chamber easily penetrates into the interior of the atomizing core, resulting in oil leakage. Summary of the invention

[0004] The main technical problem solved by the present invention is to provide an atomizer, an electronic atomization device and an assembly method thereof, so as to solve the problem of liquid leakage of the electronic atomization device during transportation or storage in the prior art.

[0005] In order to solve the above technical problems, the first technical solution adopted by the present invention is: to provide an atomizer, comprising: an atomizer shell, the atomizer shell having a liquid storage chamber and a mounting chamber; a lower liquid channel, the lower liquid channel is slidably inserted in the mounting chamber; wherein the relative position of the lower liquid channel and the atomizer shell can be changed so that the liquid storage chamber can be opened or sealed through the lower liquid channel.

[0006] The atomizer further includes: a base, which is arranged at one end of the atomizer shell close to the mounting cavity and is at least partially inserted into the mounting cavity, and has a mounting space inside the base. One end of the base close to the atomizer shell serves as a lower liquid channel, and the lower liquid channel is connected to the mounting space; an atomizer core, which is arranged in the mounting space, and the atomizer core and the liquid storage cavity are connected or separated by the lower liquid channel.

[0007] Among them, one end of the lower liquid channel close to the liquid storage chamber is sealed by the bottom wall and at least one liquid inlet is opened on the side wall; when the second end of the lower liquid channel is inserted at a first position at the port of the liquid storage chamber, the liquid inlet is closed; when the second end of the lower liquid channel is inserted at a second position at the port of the liquid storage chamber, the liquid inlet is opened, so that the matrix to be atomized in the liquid storage chamber reaches the atomization core through the lower liquid channel.

[0008] The length of the side parallel to the central axis of the lower liquid channel between the liquid inlet and the liquid inlet is 0.5 mm to 50 mm; the length of the side perpendicular to the central axis of the lower liquid channel between the liquid inlet and the liquid inlet is 0.5 mm to 30 mm.

[0009] Among them, a sealing seat is also provided in the atomizer shell, and the sealing seat is accommodated in the installation cavity and is used to seal the liquid storage cavity; an air outlet hole and a mounting hole are provided on the sealing seat, and the second end of the lower liquid channel is slidably inserted in the mounting hole. The atomizer shell also has an air outlet channel, and the air outlet hole is connected to the air outlet channel.

[0010] Among them, two mounting holes are arranged on the sealing seat, and the two mounting holes are arranged at intervals on both sides of the air outlet; there are two lower liquid channels which are respectively arranged corresponding to the two mounting holes, and the liquid inlets of the two lower liquid channels face different directions.

[0011] Among them, a ventilation groove is provided on the outer wall of the lower liquid channel, one end of the ventilation groove extends to the outer wall of the base for communicating with the outside world; the other end of the ventilation groove extends to a position corresponding to the liquid inlet, so that when the liquid inlet of the lower liquid channel is partially exposed to the liquid storage cavity, the ventilation groove is connected with the liquid storage cavity, and when the liquid inlet of the lower liquid channel is completely covered by the inner wall surface of the mounting hole, the ventilation groove is separated from the liquid storage cavity.

[0012] Among them, the width of the ventilation groove is 0.1 mm~10 mm, and the depth of the ventilation groove is 0.05 mm~1 mm.

[0013] Among them, an exhaust groove is arranged on the outer wall of the lower liquid channel, the exhaust groove is arranged at intervals from the ventilation groove, one end of the exhaust groove extends to the end of the lower liquid channel away from the base and is connected with the liquid storage chamber; when the liquid inlet of the lower liquid channel is completely covered by the inner wall surface of the mounting hole, the inner wall surface of the mounting hole completely covers the exhaust groove.

[0014] The inner diameter of the liquid storage cavity is smaller than the inner diameter of the installation cavity, so that a first step is formed at the connection between the liquid storage cavity and the installation cavity. The sealing seat is accommodated in the installation cavity and abuts against the first step.

[0015] Among them, a blocking member is provided on the side of the sealing seat close to the liquid storage chamber, one side of the blocking member abuts against the first step, and the other side abuts against the sealing seat, and a first through hole and a second through hole are provided on the blocking member. The first through hole corresponds to and is connected with the mounting hole, and the second through hole corresponds to and is connected with the air outlet hole, which is used to prevent the sealing seat from sliding into the liquid storage chamber.

[0016] Among them, a first connecting part is arranged on the inner wall of the installation cavity, a second connecting part is arranged on the outer wall of the base, and the base and the atomizer shell are fixedly connected through the first connecting part and the second connecting part to prevent the base from being separated from the atomizer shell.

[0017] Among them, the first connecting part includes a slide groove, the setting direction of the slide groove is consistent with the direction in which the lower liquid channel is inserted into the installation cavity, and the second connecting part includes a slider, when the slider is at the end of the slide groove away from the liquid storage cavity, the second end of the lower liquid channel is inserted in the first position at the port of the liquid storage cavity; when the slider is at the end of the slide groove close to the liquid storage cavity, the second end of the lower liquid channel is inserted in the position at the port of the liquid storage cavity adjacent to the second position.

[0018] Among them, the first connecting part also includes a slot, which is arranged on a side of the slide groove close to the liquid storage cavity and is in the extension direction of the slide groove. The slot is spaced apart from the slide groove. When the slider slides into the slot, the second end of the lower liquid channel is fixedly inserted into the second position at the port of the liquid storage cavity, and the liquid inlet of the lower liquid channel is connected to the liquid storage cavity.

[0019] Among them, a limiting portion is provided on the outer wall of the base, and the limiting portion is provided on a side of the second connecting portion away from the lower liquid channel and is spaced apart from the second connecting portion. When the limiting portion abuts against the end of the atomizer housing, the slider is at the end of the slide groove away from the liquid storage chamber, so that the position of the second end of the lower liquid channel inserted at the port of the liquid storage chamber is limited to the first position.

[0020] Among them, the limiting part includes a baffle, a first end of the baffle is fixedly connected to the base, and a second end of the baffle is spaced apart from an outer wall surface of the base. When the second end of the baffle abuts against the end of the atomizer shell, the second end of the lower liquid channel is inserted at a first position at the port of the liquid storage chamber, and the liquid inlet of the lower liquid channel is separated from the liquid storage chamber. When the end of the atomizer shell is between the baffle and the base, the second end of the lower liquid channel is inserted at a position at the port of the liquid storage chamber away from the first position, and the liquid inlet of the lower liquid channel is connected to the liquid storage chamber.

[0021] Among them, it further includes a mounting seat, which is accommodated in the mounting space; the mounting seat includes an upper seat body and a lower seat body, the upper seat body and the lower seat body cooperate to form a receiving cavity, the atomizer core is arranged in the receiving cavity and is in close contact with the upper seat body, and the lower seat body is made integrally with a battery bracket for installing the battery assembly.

[0022] The material of the upper seat body is at least one of silicone, rubber and plastic.

[0023] In order to solve the above technical problems, the second technical solution adopted by the present invention is: to provide an electronic atomization device, the electronic atomization device comprises a power supply component and the atomizer as described above, the power supply component is used to supply power to the atomizer;

[0024] The atomizer and the power supply assembly are detachably connected; or, the atomizer and the power supply assembly are an integrated structure.

[0025] The power supply assembly includes a battery casing and a battery, and the battery casing is made integrally with the base.

[0026] The beneficial effects of the present invention are as follows: Different from the prior art, an atomizer, an electronic atomization device and an assembly method thereof are provided, wherein the atomizer comprises an atomizer housing, the atomizer housing having a liquid storage chamber and a mounting chamber; a lower liquid channel, the lower liquid channel being slidably inserted in the mounting chamber; wherein the relative position of the lower liquid channel and the atomizer housing can be changed so that the liquid storage chamber can be opened or sealed through the lower liquid channel. The present application inserts the lower liquid channel in different positions of the mounting chamber so that the liquid storage chamber can be opened or sealed through the lower liquid channel, thereby avoiding leakage of the electronic atomization device during transportation or storage, and has a simple structure and convenient operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0028] FIG1 (a) is a schematic structural diagram of an electronic atomization device according to an embodiment of the present invention;

[0029] FIG1( b ) is a schematic structural diagram of another embodiment of the electronic atomization device provided by the present invention;

[0030] FIG2 (a) is a schematic structural diagram of an embodiment of an atomizer provided by the present invention;

[0031] FIG2( b ) is a schematic structural diagram of another embodiment of the atomizer provided by the present invention;

[0032] Figure 3 FIG1 (a) is a schematic diagram of the explosion structure of the electronic atomization device;

[0033] Figure 4 It is a schematic diagram of the structure of the atomizer housing in the electronic atomization device provided by the present invention;

[0034] Figure 5 It is a structural schematic diagram of a sealing seat in the electronic atomization device provided by the present invention;

[0035] Figure 6 It is a schematic diagram of the structure of the blocking member in the electronic atomization device provided by the present invention;

[0036] Figure 7 It is a structural schematic diagram of a power supply component in the electronic atomization device provided by the present invention;

[0037] Figure 8 It is a schematic diagram of the structure of the battery bracket in the electronic atomization device provided by the present invention;

[0038] Fig. 9is a cross-sectional view of the electronic atomization device at a first angle when the lower liquid channel provided by the present invention is in a first position;

[0039] Fig.10 is a cross-sectional view of the electronic atomization device at a second angle when the lower liquid channel provided by the present invention is in the first position;

[0040] Fig.11 is a cross-sectional view of the electronic atomization device at a first angle when the lower liquid channel provided by the present invention is in a second position;

[0041] Fig.12 It is a cross-sectional view at a second angle of the electronic atomization device when the lower liquid channel provided by the present invention is in a second position. 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" and "third" in the present invention are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "first", "second" and "third" may explicitly or implicitly include at least one feature. In the description of the present invention, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined. All directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication also changes accordingly. The terms "including" and "having" in the embodiments of the present application and any of their variations are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but optionally also includes steps or units that are not listed, or optionally also includes other steps or components inherent to these processes, methods, products or devices.

[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 invention. The appearance of a phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive of 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] Please refer to Figures 1(a) to Figure 3 , FIG1(a) is a schematic diagram of the structure of an electronic atomization device according to an embodiment of the present invention; FIG1(b) is a schematic diagram of the structure of another electronic atomization device according to the present invention; FIG2(a) is a schematic diagram of the structure of an atomizer according to an embodiment of the present invention; FIG2(b) is a schematic diagram of the structure of another atomizer according to an embodiment of the present invention; Figure 3 FIG1 (a) is an exploded structural schematic diagram of an electronic atomization device. The electronic atomization device 100 can be used to atomize a substrate to be atomized. The electronic atomization device 100 provided in this embodiment includes an atomizer 1 and a power supply assembly 4. The atomizer 1 includes an atomizer housing 111, a sealing seat 2, a blocking member 3, an atomization core 44 and a base 41. Please refer to Figure 4 , Figure 4 It is a structural schematic diagram of the atomizer housing in the electronic atomization device provided by the present invention. The atomizer housing 111 has a mounting cavity 12. The atomizer 1 and the power supply assembly 4 are detachably connected. When the atomizer 1 needs to be replaced, the atomizer 1 can be disassembled and a new atomizer 1 can be installed on the power supply assembly 4 to achieve the reuse of the power supply assembly 4. In a specific embodiment, the atomizer 1 and the power supply assembly 4 are non-detachably connected. In other words, the atomizer 1 and the power supply assembly 4 cannot be separated from each other, but relative sliding can occur. Among them, the power supply assembly 4 includes a battery 461, a battery holder 468, a battery housing 46, and an airflow sensor 462. In an optional embodiment, the battery housing 46 is at one end of the base 41 away from the atomization core 44, and the battery housing 46 is made integrally with the base 41.

[0046] In the present embodiment, a liquid storage chamber 11, an air outlet channel 13 and a mounting chamber 12 are formed in the atomizer housing 111. Among them, an air outlet channel 13 is formed at one end of the atomizer housing 111, and the air outlet channel 13 extends from one end of the atomizer housing 111 to the mounting chamber 12. The liquid storage chamber 11 can be arranged around the air outlet channel 13, or it can be arranged on one side of the air outlet channel 13. A sealing seat 2 is arranged in the atomizer housing 111, and the sealing seat 2 is accommodated in the mounting chamber 12. The sealing seat 2 is used to seal the liquid storage chamber 11. The liquid storage chamber 11 is used to store the matrix to be atomized. The side of the sealing seat 2 away from the liquid storage chamber 11 forms the mounting chamber 12 of the receiving base 41 with the inner wall of the atomizer housing 111. In a preferred embodiment, the inner diameter of the liquid storage chamber 11 is smaller than the inner diameter of the mounting chamber 12, so that the connection between the liquid storage chamber 11 and the mounting chamber 12 forms a first step 14, and the sealing seat 2 is accommodated in the mounting chamber 12 and abuts against the first step 14. The base 41 is arranged at one end of the atomizer housing 111 close to the installation cavity 12 and is at least partially inserted into the installation cavity 12. The base 41 has an installation space 427. The end of the base 41 close to the atomizer housing 111 serves as a lower liquid channel 42, and the lower liquid channel 42 is connected to the installation space 427.

[0047] See also Figure 5 , Figure 5 It is a structural schematic diagram of the sealing seat in the electronic atomization device provided by the present invention. In the present embodiment, the sealing seat 2 is provided with an air outlet 21 and a mounting hole 22. The air outlet 21 and the mounting hole 22 are arranged at intervals, and the air outlet 21 and the mounting hole 22 respectively penetrate from the side surface of the sealing seat 2 forming the liquid storage chamber 11 to the side surface opposite thereto. The position of the mounting hole 22 corresponds to the position of the lower liquid channel 42, and the mounting hole 22 is used to install the lower liquid channel 42 on the base 41, so that the end of the lower liquid channel 42 of the base 41 blocks the liquid storage chamber 11, and prevents the matrix to be atomized in the liquid storage chamber 11 from leaking out of the mounting hole 22. The position of the air outlet 21 corresponds to the position of the air outlet channel 13, and the air outlet 21 is used to connect and communicate with the end of the air outlet channel 13. Among them, the mounting hole 22 is a columnar structure, and the cross-section of the mounting hole 22 can be rectangular, triangular or hexagonal, etc., or circular, as long as it is convenient for the lower liquid channel 42 to slide in the mounting hole 22. In this embodiment, there are two mounting holes 22 and they are symmetrically arranged around the air outlet hole 21. There is one air outlet hole 21 and the central axis of the air outlet hole 21 coincides with the central axis of the sealing seat 2. The shape of the port of the air outlet channel 13 connected to the air outlet hole 21 matches the shape of the air outlet hole 21, so that the air outlet channel 13 is inserted into the air outlet hole 21.

[0048] See also Figure 6 , Figure 6 It is a schematic diagram of the structure of the blocking member in the electronic atomization device provided by the present invention. In another optional embodiment, a blocking member 3 is provided on the side of the sealing seat 2 close to the liquid storage chamber 11, one side of the blocking member 3 abuts against the first step 14, and the side of the blocking member 3 away from the liquid storage chamber 11 abuts against the sealing seat 2, and a first through hole 31 and a second through hole 32 are provided on the blocking member 3, the first through hole 31 corresponds to and is connected with the mounting hole 22, and the second through hole 32 corresponds to and is connected with the air outlet 21, which is used to prevent the sealing seat 2 from sliding into the liquid storage chamber 11. In a specific embodiment, the blocking member 3 can be a blocking sheet. The material of the blocking sheet can be a polycarbonate sheet.

[0049] See also Figure 7 , Figure 7It is a schematic diagram of the structure of the power supply component in the electronic atomization device provided by the present invention. In a specific embodiment, the first end of the lower liquid channel 42 is fixedly connected to the base 41, and the lower liquid channel 42 is connected to the installation space 427, and the second end of the lower liquid channel 42 is slidably inserted in the installation hole 22. The second end of the lower liquid channel 42 is inserted in different positions of the installation hole 22 to achieve the connection or isolation of the lower liquid channel 42 and the liquid storage chamber 11. In this embodiment, the lower liquid channel 42 is arranged at the end of the base 41 and is integrally formed with the base 41. In a specific embodiment, one end of the lower liquid channel 42 away from the base 41 is sealed by the bottom wall and at least one liquid inlet 422 is opened on the side wall; when the second end of the lower liquid channel 42 is inserted at the first position at the port of the liquid storage chamber 11, the lower liquid channel 42 and the liquid storage chamber 11 are separated by the bottom wall; when the second end of the lower liquid channel 42 is inserted at the second position at the port of the liquid storage chamber 11, the lower liquid channel 42 and the liquid storage chamber 11 are connected through the liquid inlet 422, so that the matrix to be atomized in the liquid storage chamber 11 reaches the atomization core 44 through the lower liquid channel 42. In this embodiment, two liquid inlets 422 are arranged on a lower liquid channel 42, and the two liquid inlets 422 are arranged on the side wall of the lower liquid channel 42 in a reverse direction. The sizes of the two liquid inlets 422 can be the same or different. Among them, the length of the side parallel to the central axis of the liquid inlet 422 and the lower liquid channel 42 is 0.5 mm to 50 mm; the length of the side perpendicular to the central axis of the liquid inlet 422 and the lower liquid channel 42 is 0.5 mm to 30 mm, and the endpoints of the above range may include this number or not include this number.

[0050] In the present embodiment, the second end of the lower liquid channel 42 is inserted in the first position at the port of the liquid storage chamber 11, and the liquid inlet 422 of the lower liquid channel 42 is completely covered by the inner wall surface of the mounting hole 22, and the bottom wall of the lower liquid channel 42 blocks the mounting hole 22, so that the substrate to be atomized in the liquid storage chamber 11 cannot be transmitted to the atomization core 44. When the second end of the lower liquid channel 42 is inserted in the second position at the port of the liquid storage chamber 11, the liquid inlet 422 of the lower liquid channel 42 is partially exposed to the liquid storage chamber 11, and the substrate to be atomized in the liquid storage chamber 11 can be transmitted to the atomization core 44 through the lower liquid channel 42. In the present embodiment, the lower liquid channel 42 is two and respectively corresponds to two mounting holes 22, and the liquid inlets 422 arranged on the two lower liquid channels 42 are in different directions. In a specific embodiment, the positions of the liquid inlets 422 arranged on the two lower liquid channels 42 are exactly opposite.

[0051] In this embodiment, a ventilation groove 423 is provided on the outer wall of the lower liquid channel 42, and the inner wall surface of the mounting hole 22 covers the ventilation groove 423 to form a ventilation channel. One end of the ventilation channel extends to the outer wall of the base 41 for communicating with the outside world; the other end of the ventilation channel extends to a position corresponding to the liquid inlet 422, so that when the liquid inlet 422 of the lower liquid channel 42 is partially exposed to the liquid storage chamber 11, the end of the ventilation groove 423 close to the liquid storage chamber 11 is exposed to the liquid storage chamber 11, and the liquid storage chamber 11 is connected to the ventilation channel through the end of the ventilation groove 423 exposed to the liquid storage chamber 11. When the air pressure of the liquid storage chamber 11 is lower than the external atmospheric pressure, the external air can enter the liquid storage chamber 11 through the ventilation channel to balance the air pressure between the liquid storage chamber 11 and the external atmosphere. When the liquid inlet 422 of the lower liquid channel 42 is completely covered by the inner wall surface of the mounting hole 22, the end of the ventilation groove 423 close to the liquid storage chamber 11 is completely covered by the end of the mounting hole 22, so that the end of the ventilation channel close to the liquid storage chamber 11 is separated from the liquid storage chamber 11. In the process of transmitting the atomized matrix in the liquid storage chamber 11 to the atomizing core 44 through the liquid inlet 422, the ventilation groove 423 is used to balance the air pressure between the liquid storage chamber 11 and the outside atmosphere, so as to avoid the phenomenon of poor liquid discharge due to the pressure in the liquid storage chamber 11 being less than the outside atmospheric pressure. Among them, the width of the ventilation groove 423 is 0.1 mm to 10 mm, and the depth of the ventilation groove 423 is 0.05 mm to 1 mm. The endpoints of the above range may include this number or not. In a preferred embodiment, one end of the ventilation groove 423 close to the liquid storage chamber 11 is arranged at a position equal to the height of the side of the liquid inlet 422 close to the liquid storage chamber 11. The extension direction of the ventilation groove 423 may be parallel to the central axis direction of the electronic atomization device 100. In another optional embodiment, the ventilation groove 423 may also be spirally arranged on the outer wall surface of the lower liquid channel 42.

[0052] In this embodiment, an exhaust groove 424 is provided on the outer wall of the lower liquid channel 42, and the exhaust groove 424 is spaced apart from the ventilation groove 423. One end of the exhaust groove 424 extends to the end of the lower liquid channel 42 away from the base 41 and is connected to the liquid storage chamber 11; when the liquid inlet 422 of the lower liquid channel 42 is completely covered by the inner wall surface of the mounting hole 22, the inner wall surface of the mounting hole 22 completely covers the exhaust groove 424. The exhaust groove 424 is provided on the outer wall of the lower liquid channel 42 in order to prevent the air pressure in the liquid storage chamber 11 from being too high during the process of the lower liquid channel 42 being slidably inserted into the mounting hole 22, so as to avoid excessive compression of the air in the liquid storage chamber 11 and cause leakage.

[0053] In this embodiment, a first connecting portion 15 is provided on the inner wall of the installation cavity 12, and a second connecting portion 425 is provided on the outer wall of the base 41. The base 41 and the atomizer housing 111 are fixedly connected by the first connecting portion 15 and the second connecting portion 425 to prevent the base 41 from being separated from the atomizer housing 111.

[0054] In this embodiment, the first connection part 15 includes a slide groove 16, the setting direction of the slide groove 16 is consistent with the direction in which the lower liquid channel 42 is inserted into the installation cavity 12, and the second connection part 425 includes a slider 426. When the slider 426 is at the end of the slide groove 16 away from the liquid storage cavity 11, the second end of the lower liquid channel 42 is inserted at the first position at the port of the liquid storage cavity 11; when the slider 426 is at the end of the slide groove 16 close to the liquid storage cavity 11, the second end of the lower liquid channel 42 is inserted at the position of the port of the liquid storage cavity 11 adjacent to the second position. In another specific embodiment, the first connection part 15 also includes a slot 17, the slot 17 is arranged on the side of the slide groove 16 close to the liquid storage cavity 11 and is in the extension direction of the slide groove 16, the slot 17 is spaced apart from the slide groove 16, when the slider 426 slides into the slot 17, the second end of the lower liquid channel 42 is fixedly inserted at the second position at the port of the liquid storage cavity 11, and the liquid inlet 422 of the lower liquid channel 42 is connected to the liquid storage cavity 11.

[0055] In another optional embodiment, the second connection part 425 includes a slide groove 16, the setting direction of the slide groove 16 is consistent with the direction in which the lower liquid channel 42 is inserted into the installation cavity 12, and the first connection part 15 includes a slider 426. When the slider 426 is at the end of the slide groove 16 close to the liquid storage cavity 11, the second end of the lower liquid channel 42 is inserted at the first position at the port of the liquid storage cavity 11; when the slider 426 is at the end of the slide groove 16 away from the liquid storage cavity 11, the second end of the lower liquid channel 42 is inserted at the position of the port of the liquid storage cavity 11 adjacent to the second position. In another specific embodiment, the second connection part 425 also includes a slot 17, the slot 17 is arranged on the side of the slide groove 16 away from the liquid storage cavity 11 and in the extension direction of the slide groove 16, the slot 17 is spaced apart from the slide groove 16, and when the slider 426 slides into the slot 17, the second end of the lower liquid channel 42 is fixedly inserted at the second position at the port of the liquid storage cavity 11, and the liquid inlet 422 of the lower liquid channel 42 is connected to the liquid storage cavity 11.

[0056] In another specific embodiment, a limiting portion 428 is provided on the outer wall of the base 41, and the limiting portion 428 is provided on a side of the second connecting portion 425 away from the lower liquid channel 42 and is spaced apart from the second connecting portion 425. When the limiting portion 428 abuts against the end of the atomizer housing 111, the slider 426 is at the end of the slide groove 16 away from the liquid storage chamber 11, so that the position of the second end of the lower liquid channel 42 inserted at the port of the liquid storage chamber 11 is limited to the first position. Specifically, the limiting portion 428 includes a baffle, a first end of the baffle is fixedly connected to the base 41, and a second end of the baffle is spaced apart from an outer wall surface of the base 41. When the second end of the baffle abuts against the end of the atomizer housing 111, the second end of the lower liquid channel 42 is inserted at a first position at the port of the liquid storage chamber 11, and the liquid inlet 422 of the lower liquid channel 42 is separated from the liquid storage chamber 11. When the end of the atomizer housing 111 is between the baffle and the base 41, the second end of the lower liquid channel 42 is inserted at a position at the port of the liquid storage chamber 11 away from the first position, and the liquid inlet 422 of the lower liquid channel 42 is connected to the liquid storage chamber 11.

[0057] In the present embodiment, the base 41 is provided with a portion of the outer wall of the lower liquid channel 42 and the inner wall of the mounting cavity 12 to form a first air inlet channel 5. Specifically, the first air inlet channel 5 is formed between the inner wall of the mounting cavity 12 and the portion of the outer wall of the portion of the base 41 inserted into the mounting cavity 12. The air inlet end of the first air inlet channel 5 is connected to the outside atmosphere and the atomizing cavity 452 at the same time, and the air outlet end of the first air inlet channel 5 is connected to the air outlet channel 13. When the second end of the lower liquid channel 42 is fixedly inserted in the first position at the port of the liquid storage cavity 11, the air inlet end of the first air inlet channel 5 is connected to the outside atmosphere and the atomizing cavity 452 at the same time. When the second end of the lower liquid channel 42 is fixedly inserted in the second position at the port of the liquid storage cavity 11, the air inlet end of the first air inlet channel 5 is isolated from the outside atmosphere, and the air inlet end of the first air inlet channel 5 is only connected to the atomizing cavity 452. In this embodiment, the power supply assembly 4 has an atomizing chamber 452 and a second air inlet channel 6, the air inlet end of the second air inlet channel 6 is directly connected to the outside atmosphere, and the air outlet end of the second air inlet channel 6 is connected to the atomizing chamber 452. The power supply assembly 4 is provided with an airflow sensor 462, and the airflow sensor 462 is used to start the battery 461 to power the atomizing core 44, so that the atomizing core 44 heats and atomizes the atomized matrix. The airflow sensor 462 is connected to the second air inlet channel 6 through the starting airway 463 provided on the battery housing 46. In a preferred embodiment, the inner diameter of the end of the starting airway 463 connecting the second air inlet channel 6 is smaller than the inner diameter of the end connected to the airflow sensor 462. In a specific embodiment, the power supply assembly 4 includes a battery housing 46, a battery bracket 468 and a battery 461. The battery housing 46 is accommodated in the installation space 427.

[0058] In an optional embodiment, a first air inlet path is formed between a portion of the outer wall of the base 41 provided with the lower liquid channel 42 and the inner wall of the installation cavity 12, the air inlet end of the first air inlet path is directly connected to the outside atmosphere through the air inlet structure 18, and the air outlet end of the first air inlet path is connected to the air outlet channel 13. A second air inlet path is provided in the power supply component 4, the air inlet end of the second air inlet path is directly connected to the outside atmosphere, the air outlet end of the second air inlet path is connected to the air outlet channel 13, the second air inlet path and the first air inlet path have a common airflow path, and the air outlet channel 13 is connected to the air outlet end of the first air inlet path and the air outlet end of the second path through the common airflow path. And only the second airflow path passes through the airflow sensor 462; wherein, when the atomizer housing 111 and the power supply assembly 4 are in the first connection state, the air outlet channel 13 is connected to the outside atmosphere through the first airflow path and the second airflow path respectively, and the airflow on the second airflow path is not enough to start the airflow sensor 462; when the atomizer housing 111 and the power supply assembly 4 are in the second connection state, the air outlet channel 13 is connected to the outside atmosphere only through the second airflow path, and the airflow on the second airflow path is sufficient to start the airflow sensor 462.

[0059] See also Figure 8 , Figure 8 It is a schematic diagram of the structure of the battery holder in the electronic atomization device provided by the present invention. In a specific embodiment, a battery 461 and an airflow sensor 462 are installed on the battery holder 468. The airflow sensor 462 is arranged on the side of the battery 461 close to the atomizer housing 111. An air inlet groove 464 is arranged on the outer wall of the battery housing 46, and one end of the air inlet groove 464 close to the liquid storage chamber 11 is connected to the atomization chamber 452, and the end of the air inlet groove 464 away from the liquid storage chamber 11 is directly connected to the outside atmosphere. The inner wall of the installation space 427 covers the air inlet groove 464 to form the above-mentioned second air inlet channel 6.

[0060] In a specific embodiment, the second air inlet channel 6 may include a first channel 61 and a second channel 62 connected to the first channel 61, the outlet end of the first channel 61 is directly connected to the atomization chamber 452, the inlet end of the first channel 61 is directly connected to the outlet end of the second channel 62, and the inlet end of the second channel 62 is directly connected to the outside atmosphere; wherein, the start airway 463 is directly connected to the first channel 61. Among them, the second channel 62 is a Tesla valve structure, the air inlet of the Tesla valve structure is connected to the outside atmosphere, the air outlet of the Tesla valve is connected to the air inlet of the first channel 61, and the part between the air inlet and the air outlet of the Tesla valve is an air guide channel. By setting the second channel 62 as a Tesla valve structure, it is convenient to suck and inhale smoothly without affecting the air intake volume. During the suction process, some users have the habit of exhaling into the electronic atomization device 100 when sucking. The Tesla valve structure can prevent the airflow from being so easy to blow out from the bottom air inlet 456, or the blown aerosol has been mostly condensed in the Tesla valve structure. When the liquid storage chamber 11 leaks or the atomization chamber 452 leaks, the Tesla valve structure helps to slow down or prolong the leakage time. If a small amount of liquid is leaked, it will be stored by the reverse structure of the Tesla valve and will not directly flow out of the electronic atomization device 100.

[0061] In a preferred embodiment, the bottom wall of the air inlet groove 464 forming the first channel 61 is lower than the bottom wall of the air inlet groove 464 forming the second channel 62, and the connection between them is a slope structure to facilitate the gas in the second channel 62 to be transferred to the first channel 61.

[0062] In an optional embodiment, the atomizer housing 111 has an air intake structure 18 , and when the partial base 41 inserted into the mounting cavity 12 is inserted into the first position of the mounting cavity 12 , the air intake structure 18 facilitates the transmission of external atmosphere to the air intake end of the first air intake channel 5 .

[0063] In a specific embodiment, a recessed portion 19 is provided on the inner wall of the mounting cavity 12 near the port of the mounting cavity 12, and the recessed portion 19 serves as an air intake structure 18; when the partial base 41 inserted into the mounting cavity 12 is inserted in the first position of the mounting cavity 12, the first end of the recessed portion 19 is connected to the air intake end of the first air intake channel 5, and the second end of the recessed portion 19 is connected to the outside atmosphere; when the partial base 41 inserted into the mounting cavity 12 is inserted in the second position of the mounting cavity 12, the recessed portion 19 is isolated from the air intake end of the first air intake channel 5 or the outside atmosphere, and the outside atmosphere only reaches the air outlet channel 13 through the second air intake channel 6 and the atomization chamber 452, thereby facilitating the negative pressure state in the starting airway 463 in the inhalation state. It is convenient for the airflow sensor 462 to start the battery 461 to power the atomization core 44. In a specific embodiment, the recessed portion 19 can be a groove. Among them, the radial dimension of the part of the base 41 where the lower liquid channel 42 is provided is smaller than the radial dimension of other parts, so as to form a second step 429 on the base 41, and when the lower liquid channel 42 is inserted in the first outer part of the installation cavity 12, the second end of the recessed portion 19 is spaced apart from the second step 429 and is connected to the outside atmosphere; when the lower liquid channel 42 is inserted in the second outer part of the installation cavity 12, the second end of the recessed portion 19 abuts against the second step 429 to be sealed by the second step 429, and the recessed portion 19 is separated from the air intake end of the first air intake channel 5 or from the outside atmosphere.

[0064] In another specific embodiment, a through hole (not shown) is provided on a portion of the side wall of the installation cavity 12 near the port of the installation cavity 12, and the through hole serves as an air intake structure 18; when the lower liquid channel 42 is inserted in the first position of the installation cavity 12, the through hole is arranged corresponding to the air intake end of the first air intake channel 5, and the air intake end of the first air intake channel 5 is connected with the outside atmosphere; when the lower liquid channel 42 is inserted in the second position of the installation cavity 12, the through hole is staggered with the air intake end of the first air intake channel 5 and is separated from the air intake end of the first air intake channel 5, and the outside atmosphere reaches the air outlet channel 13 only through the second air intake channel 6 and the atomization cavity 452.

[0065] In an optional embodiment, the base 41 is provided with a sealing ring 43 at the end of the lower liquid channel 42, and the sealing ring 43 is used to abut against the inner wall of the installation cavity 12 when the lower liquid channel 42 is inserted into the second outer portion of the installation cavity 12, thereby preventing the recessed portion 19 from being connected to the air inlet end of the first air inlet channel 5.

[0066] In a specific embodiment, the sealing ring 43 is disposed between the second connecting portion 425 and the limiting portion 428. When the second end of the lower liquid channel 42 is fixedly inserted in the first position at the port of the liquid storage chamber 11, the sealing ring 43 corresponds to the position of the recessed portion 19, and the sealing ring 43 and the recessed portion 19 cooperate to form an air intake space, so that the outside air is transmitted to the air intake end of the first air intake channel 5 through the air intake space. When the second end of the lower liquid channel 42 is fixedly inserted in the second position at the port of the liquid storage chamber 11, the sealing ring 43 is tightly fitted with the inner wall surface of the installation chamber 12, the recessed portion 19 slides to one side of the liquid storage chamber 11 and is arranged corresponding to the outer wall of the base 41 on the side of the sealing ring 43 away from the liquid storage chamber 11, and the sealing ring 43 blocks the outside air from entering the air intake end of the first air intake channel 5. In a preferred embodiment, when the position where the second end of the lower liquid channel 42 is fixedly inserted at the port of the liquid storage chamber 11 approaches from the first position to the second position, when the liquid inlet 422 provided on the lower liquid channel 42 begins to be exposed to the liquid storage chamber 11, the sealing ring 43 is closely fitted with the inner wall of the mounting chamber 12 adjacent to the recessed portion 19 and close to the liquid storage chamber 11, so as to block the recessed portion 19 from providing external air to the first air inlet channel 5, and only transmit the external gas to the air outlet channel 13 through the second air inlet channel 6. When the liquid storage chamber 11 is connected with the atomizer core 44 through the liquid inlet 422, the substrate to be atomized stored in the liquid storage chamber 11 is transmitted to the atomizer core 44, so as to facilitate the user to load the substrate to be atomized on the atomizer core 44 first when inhaling, and avoid the phenomenon of dry burning of the atomizer core 44 after the airflow sensor 462 is activated when the user inhales.

[0067] See also Figure 3In a specific embodiment, the electronic atomization device 100 further includes a mounting seat 45, and the mounting seat 45 is accommodated in the mounting space 427. Specifically, the mounting seat 45 is accommodated in the portion of the mounting space 427 close to the lower liquid structure 42, that is, the mounting seat 45 is located on the side of the battery holder 46 close to the liquid storage chamber 11. Among them, there is a receiving chamber 451 in the mounting seat 45, and the receiving chamber 451 is used to accommodate the atomization core 44. The mounting seat 45 includes an upper seat body 453 and a lower seat body 455 fixedly connected to the upper seat body 453, and the upper seat body 453 and the lower seat body 455 cooperate to form the receiving chamber 451, and the atomization core 44 is arranged in the receiving chamber 451 and the atomization core 44 is in close contact with the upper seat body 453, and the atomization core 44 and the inner wall of the receiving chamber 451 form the above-mentioned atomization chamber 452, and the lower seat body 455 is provided with an air inlet hole 456, and the air inlet hole 456 is connected to the second air inlet channel 6. In this embodiment, a window 454 is provided on the upper seat 453, and part of the surface of the atomizer core 44 is exposed through the window 454, so that the lower liquid channel 42 is connected to the atomizer core 44 through the window 454. In a specific embodiment, the lower seat 455 is made integrally with the battery housing 46 on which the battery 461 is installed. Among them, an air inlet 456 is provided on the surface of the lower seat 455 opposite to the atomizer core 44, and the air inlet 456 is used to transmit external air to the atomizer chamber 452. Among them, the material of the upper seat 453 is at least one of silicone, rubber and plastic.

[0068] See also Figures 9 to 12 , Fig. 9 is a cross-sectional view of the electronic atomization device at a first angle when the lower liquid channel provided by the present invention is in a first position; Fig.10 is a cross-sectional view of the electronic atomization device at a second angle when the lower liquid channel provided by the present invention is in the first position; Fig.11 is a cross-sectional view of the electronic atomization device at a first angle when the lower liquid channel provided by the present invention is in a second position; Fig.12It is a cross-sectional view of the electronic atomization device at a second angle when the lower liquid channel provided by the present invention is in the second position. In a specific embodiment, when the electronic atomization device 100 is in a transport or unused state, the second end of the lower liquid channel 42 is fixedly inserted in the first position at the port of the liquid storage chamber 11, at which time the end of the atomizer housing 111 close to the base 41 abuts against the end of the baffle close to the liquid storage chamber 11, the slider 426 on the base 41 is at the end of the slide 16 away from the liquid storage chamber 11, the liquid inlet 422 on the lower liquid channel 42 is completely covered by the inner wall of the mounting hole 22, and the liquid storage chamber 11 and the atomization core 44 are in a partitioned state. And the air inlet end of the first air inlet channel 5 is connected to the outside atmosphere through the recessed portion 19, and the air inlet end of the first air inlet channel 5 is connected to the atomization chamber 452 at the same time, and the air inlet end of the second air inlet channel 6 is directly connected to the outside atmosphere, and the air outlet end of the second air inlet channel 6 is connected to the atomization chamber 452, and then connected to the air outlet channel 13 through the first air inlet channel 5. When the electronic atomization device 100 needs to be used, the baffle is bent or broken in a direction away from the base 41, and the power supply assembly 4 is inserted in a direction close to the atomizer housing 111, so that the end of the atomizer housing 111 close to the base 41 abuts against the second step 429, and the slider 426 on the base 41 is in the slot 17 on the inner wall of the mounting cavity 12, so that the second end of the lower liquid channel 42 is fixedly inserted in the second position at the port of the liquid storage cavity 11. At this time, the liquid inlet 422 on the lower liquid channel 42 is completely exposed to the liquid storage cavity 11, the liquid storage cavity 11 is connected to the atomization core 44, and the matrix to be atomized in the liquid storage cavity 11 is transmitted to the atomization core 44 and loaded on the atomization core. At the same time, the mounting cavity 12 is provided with a recessed portion 19 and the inner wall on one side close to the liquid storage cavity 11 is tightly fitted with the outer wall of the sealing ring 43 to block the outside atmosphere from entering the air inlet end of the first air inlet channel 5 through the recessed portion 19. The electronic atomization device 100 transmits external gas to the atomization chamber 452 and the air outlet channel 13 only through the second air inlet channel 6. When the user inhales, the user inhales the gas in the electronic atomization device 100 into the mouth, and the gas in the start-up airway 463 is also drawn out, so that the air pressure in the start-up airway 463 is in a negative pressure state, and the airflow sensor 462 starts the battery 461 to power the atomization core 44, so that the atomization core 44 heats the loaded substrate to be atomized, and at the same time, the external gas also enters the electronic atomization device 100 through the air inlet end of the second air inlet channel 6, so that the external atmosphere is transmitted to the atomization chamber 452 through the second air inlet channel 6, and the aerosol obtained by atomization of the atomization core 44 is taken away from the atomization chamber 452, so that the aerosol is carried by the gas to the air outlet channel 13, and then enters the user's mouth.

[0069] The electronic atomization device provided in this embodiment includes an atomizer and a power supply assembly, wherein the atomizer includes an atomizer housing, the atomizer housing has a liquid storage chamber and a mounting chamber; a lower liquid channel, the lower liquid channel is slidably inserted in the mounting chamber; wherein the relative position of the lower liquid channel and the atomizer housing can be changed so that the liquid storage chamber can be opened or sealed through the lower liquid channel. The present application inserts the lower liquid channel in different positions of the mounting chamber so that the liquid storage chamber can be opened or sealed through the lower liquid channel, thereby avoiding leakage of the electronic atomization device during transportation or storage, and has a simple structure and convenient operation.

[0070] Another embodiment provides an assembly method for an electronic atomization device, the assembly method comprising installing an atomization core on an upper seat, installing a battery assembly on a battery bracket, and fixing and buckling the upper seat on which the atomization core is installed with a lower seat on which the battery assembly is installed to obtain a first assembly. The upper seat and the lower seat cooperate to form a mounting seat. Insert one end of the first assembly provided with a mounting seat into the mounting space in the base to obtain a second assembly, and the lower liquid channel at one end of the base is connected to the atomization core; install the blocking member and the sealing seat in the mounting cavity of the atomizer housing in sequence to seal the liquid storage cavity of the atomizer housing; inject the matrix to be atomized into the liquid storage cavity of the atomizer housing; insert one end of the second assembly provided with a lower liquid channel into the mounting cavity of the atomizer housing, so that the lower liquid channel is inserted into the mounting hole of the sealing seat, and cooperates with the sealing seat to seal the liquid storage cavity of the atomizer housing.

[0071] The above are only implementation modes of the present invention, and are not intended to limit the patent protection scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An atomizer, characterized in that: include: An atomizer housing, wherein the atomizer housing has a liquid storage chamber, an air outlet channel and a mounting chamber, wherein the liquid storage chamber is arranged around the air outlet channel, or the liquid storage chamber is arranged on one side of the air outlet channel; A lower liquid channel, the lower liquid channel being slidably inserted in the mounting cavity; A base, the base is arranged at one end of the atomizer housing close to the installation cavity and is at least partially inserted into the installation cavity, the base has an installation space, the first end of the lower liquid channel is fixedly connected to the base, the second end of the lower liquid channel is arranged toward the liquid storage cavity, and the lower liquid channel is communicated with the installation space; An atomizer core, wherein the atomizer core is disposed in the installation space, and the atomizer core and the liquid storage chamber are connected or separated by the lower liquid channel; The relative position of the lower liquid channel and the atomizer housing can be changed so that the liquid storage chamber can be opened or sealed through the lower liquid channel.

2. The atomizer according to claim 1, characterized in that One end of the lower liquid channel close to the liquid storage chamber is sealed by the bottom wall and at least one liquid inlet is opened on the side wall; when the second end of the lower liquid channel is inserted in a first position at the port of the liquid storage chamber, the liquid inlet is closed; when the second end of the lower liquid channel is inserted in a second position at the port of the liquid storage chamber, the liquid inlet is opened, so that the matrix to be atomized in the liquid storage chamber reaches the atomization core through the lower liquid channel.

3. The atomizer according to claim 2, characterized in that The length of the side of the liquid inlet parallel to the central axis of the lower liquid channel is 0.5 mm to 50 mm; the length of the side of the liquid inlet perpendicular to the central axis of the lower liquid channel is 0.5 mm to 30 mm.

4. The atomizer according to claim 3, characterized in that A sealing seat is also provided in the atomizer housing, and the sealing seat is accommodated in the mounting cavity and is used to seal the liquid storage cavity; an air outlet hole and a mounting hole are provided on the sealing seat, and the second end of the lower liquid channel is slidably inserted in the mounting hole, and the atomizer housing also has an air outlet channel, and the air outlet hole is connected to the air outlet channel.

5. The atomizer according to claim 4, characterized in that The sealing seat is provided with two mounting holes, which are spaced apart on both sides of the air outlet; there are two lower liquid channels, which are respectively provided corresponding to the two mounting holes, and the liquid inlets of the two lower liquid channels face different directions.

6. The atomizer according to claim 5, characterized in that A ventilation groove is provided on the outer wall of the lower liquid channel, one end of the ventilation groove extends to the outer wall of the base for communicating with the outside world; the other end of the ventilation groove extends to a position corresponding to the liquid inlet, so that when the liquid inlet of the lower liquid channel is partially exposed to the liquid storage cavity, the ventilation groove is connected with the liquid storage cavity, and when the liquid inlet of the lower liquid channel is completely covered by the inner wall surface of the mounting hole, the ventilation groove is separated from the liquid storage cavity.

7. The atomizer according to claim 6, characterized in that The width of the ventilation groove is 0.1 mm to 10 mm, and the depth of the ventilation groove is 0.05 mm to 1 mm.

8. The atomizer according to claim 6, characterized in that An exhaust groove is arranged on the outer side wall of the lower liquid channel, and the exhaust groove is spaced apart from the ventilation groove, and one end of the exhaust groove extends to the end of the lower liquid channel away from the base and is connected with the liquid storage cavity; when the liquid inlet of the lower liquid channel is completely covered by the inner wall surface of the mounting hole, the inner wall surface of the mounting hole completely covers the exhaust groove.

9. The atomizer according to claim 4, characterized in that The inner diameter of the liquid storage cavity is smaller than the inner diameter of the installation cavity, so that a first step is formed at the connection between the liquid storage cavity and the installation cavity. The sealing seat is received in the installation cavity and abuts against the first step.

10. The atomizer according to claim 9, characterized in that A blocking member is provided on one side of the sealing seat close to the liquid storage chamber, one side of the blocking member abuts against the first step, and the other side abuts against the sealing seat, and a first through hole and a second through hole are provided on the blocking member, the first through hole corresponds to and is connected with the mounting hole, and the second through hole corresponds to and is connected with the air outlet hole, so as to prevent the sealing seat from sliding into the liquid storage chamber.

11. The atomizer according to claim 1, characterized in that A first connection portion is provided on the inner wall of the installation cavity, and a second connection portion is provided on the outer wall of the base. The base is fixedly connected to the atomizer housing through the first connection portion and the second connection portion to prevent the base from being separated from the atomizer housing.

12. The atomizer according to claim 11, characterized in that The first connecting part includes a slide groove, and the setting direction of the slide groove is consistent with the direction in which the lower liquid channel is inserted into the installation cavity. The second connecting part includes a slider. When the slider is at the end of the slide groove away from the liquid storage cavity, the second end of the lower liquid channel is inserted into the first position at the port of the liquid storage cavity; when the slider is at the end of the slide groove close to the liquid storage cavity, the second end of the lower liquid channel is inserted into the second position at the port of the liquid storage cavity.

13. The atomizer according to claim 12, characterized in that The first connecting portion also includes a slot, which is arranged on a side of the slide groove close to the liquid storage cavity and in the extension direction of the slide groove. The slot is spaced apart from the slide groove. When the slider slides into the slot, the second end of the lower liquid channel is fixedly inserted in a second position at the port of the liquid storage cavity, and the liquid inlet of the lower liquid channel is connected to the liquid storage cavity.

14. The atomizer according to claim 12, characterized in that A limiting portion is provided on the outer wall of the base, and the limiting portion is provided on a side of the second connecting portion away from the lower liquid channel and is spaced apart from the second connecting portion. When the limiting portion abuts against the end of the atomizer housing, the sliding block is located at the end of the slide groove away from the liquid storage chamber, so that the position of the second end of the lower liquid channel inserted at the port of the liquid storage chamber is limited to the first position.

15. The atomizer according to claim 14, characterized in that The limiting portion includes a baffle, a first end of the baffle is fixedly connected to the base, and a second end of the baffle is spaced apart from an outer wall surface of the base. When the second end of the baffle abuts against the end of the atomizer housing, the second end of the lower liquid channel is inserted at a first position at the port of the liquid storage chamber, and a liquid inlet of the lower liquid channel is separated from the liquid storage chamber. When the end of the atomizer housing is between the baffle and the base, the second end of the lower liquid channel is inserted at a position at the port of the liquid storage chamber away from the first position, and the liquid inlet of the lower liquid channel is communicated with the liquid storage chamber.

16. The atomizer according to claim 1, characterized in that It further includes a mounting seat, which is accommodated in the mounting space; the mounting seat includes an upper seat body and a lower seat body, the upper seat body and the lower seat body cooperate to form a receiving cavity, and the atomizer core is arranged in the receiving cavity and in close contact with the upper seat body.

17. The atomizer according to claim 16, characterized in that The material of the upper seat body is at least one of silicone, rubber and plastic.

18. An electronic atomization device, characterized in that: The electronic atomization device comprises a power supply assembly and an atomizer as described in any one of claims 1 to 17 above, wherein the power supply assembly is used to supply power to the atomizer; The atomizer and the power supply assembly are detachably connected; or, the atomizer and the power supply assembly are an integrated structure.

19. The electronic atomization device according to claim 18, characterized in that: The power supply assembly comprises a battery casing and a battery, and the battery casing is made integrally with the base.

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