CN116530728A - Atomizer and electronic atomization device - Google Patents

Abstract

The application relates to an atomizer and electron atomizing device, this atomizer includes: a liquid storage chamber for storing a liquid matrix; an atomizing assembly, at least a portion of which is structurally located at an upper side of the liquid storage cavity, the atomizing assembly being for atomizing a liquid substrate, comprising: the first porous body comprises a first contact part and a second contact part which are connected, and at least part of the first contact part is arranged in the liquid storage cavity and can be contacted with the liquid matrix; a second porous body disposed inside the first porous body and contacting the second contact portion; wherein the first porous body has a porosity greater than the second porous body. By means of the mode, the first porous body can absorb and conduct enough liquid matrixes to the second porous body for atomization, so that the influence of gas pressure change in the liquid storage cavity and liquid matrix gravity or pressure change on the liquid discharging speed is avoided, and the consistency of the tastes of the atomized total mouths of the atomizer is guaranteed.

Description

Atomizers and Electronic Atomization Devices

technical field

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

Background technique

Users have higher and higher expectations for electronic atomization devices, which not only require the aerosol generated by electronic atomization devices to be suitable in temperature, sweetness, humidity and plumpness, without sticky and miscellaneous odors, but also require consistency and fullness at the first bite. Decrease in mouth count. Existing electronic atomization devices have the problem of inconsistency in the taste of all mouths.

Contents of the invention

In order to solve the above-mentioned problems in the prior art, the present application provides an atomizer and an electronic atomization device, which can solve the problem of inconsistency in the tastes of the full mouth of the electronic atomization device.

The present application provides an atomizer, which includes: a liquid storage chamber for storing liquid substrates; an atomization component, at least part of the structure is located on the upper side of the liquid storage cavity, and the atomization component is used For atomizing the liquid matrix, the atomizing component includes: a first porous body, including a first contact part and a second contact part connected to each other, at least part of the structure of the first contact part is arranged in the reservoir in the liquid cavity and can be in contact with the liquid matrix; the second porous body is arranged inside the first porous body and is in contact with the second contact portion; wherein, the pores of the first porous body The ratio is greater than the porosity of the second porous body.

In a preferred embodiment, the atomizer further includes a main housing and a mounting base, the main housing is provided with a liquid storage tank, and the mounting base is located on the upper side of the liquid storage tank and connected to the main housing. The inner wall of the casing is clamped and connected, and the liquid storage tank and the mounting seat jointly define the liquid storage cavity.

In a preferred embodiment, the mounting base is provided with a mounting hole penetrating in the vertical direction, and the part of the first porous body located in the mounting hole is the second contact portion.

In a preferred embodiment, the atomizer further includes an elastic ring and a first liquid-absorbing member, the mounting seat includes a bottom and a main body fixed to the bottom, and the bottom and the inner wall of the main housing clamping connection, the outer peripheral side of the bottom is provided with a groove structure formed by inward depression, and the elastic ring is installed in the groove structure to press the bottom to the first porous body, so The first liquid absorbing member is arranged between the main casing and the main body.

In a preferred embodiment, the second contact portion is provided with a first chamfer at the junction of the second contact portion and the first contact portion, the mounting hole is a stepped hole, and the stepped hole includes A through hole and a half through hole connected to each other, the through hole is provided with a second chamfer at the junction of the through hole and the half through hole, and the first chamfer is attached to the second chamfer .

In a preferred embodiment, the junction of the first chamfer and the second chamfer is located in the bottom of the mounting base.

In a preferred embodiment, the atomizer further includes a first sealing member, at least part of the structure of the first sealing member is arranged in the installation hole and clamped on the installation seat, and the first sealing member The end face of the component facing the first porous body is pressed against the first porous body.

In a preferred embodiment, the main casing includes a first wall, a second wall, and a bottom plate connecting the first wall and the second wall, and the second wall is located on the first wall. In a wall and the height of the second wall is lower than the height of the first wall, the first porous body is penetrated and fixed in the mounting seat, and at least part of the structure of the mounting seat is clamped On the inner side of the first wall, at least part of the structure of the first porous body is clamped on the outer side of the second wall, the first wall, the second wall and the bottom plate The enclosure forms the liquid storage tank.

In a preferred embodiment, the atomizer further includes a second sealing member, the second sealing member is clamped on the inner wall of the end of the second wall body away from the bottom plate, and the second sealing member faces toward the The end surface of the first porous body is pressed against the first porous body.

The present application also provides an electronic atomization device, including any one of the atomizers described above.

Compared with the prior art, the present application has at least the following beneficial effects:

At least part of the structure of the first contact part is arranged in the liquid storage cavity and can be in contact with the liquid matrix, the second porous body is arranged inside the first porous body and is in contact with the second contact part, and the first porous body The porosity of the body is greater than that of the second porous body, so that the first porous body can absorb and conduct a sufficient amount of the liquid matrix to the second porous body for atomization, thereby avoiding The gas pressure change in the liquid storage chamber and the gravity or pressure change of the liquid matrix affect the speed of the liquid, thereby ensuring that the taste of the atomizer is consistent with the number of mouthfuls.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is an exploded view of an embodiment of the atomizer provided by the present application;

Fig. 2 is a cross-sectional view of an embodiment of the atomizer provided by the present application;

Fig. 3 is a sectional view of another embodiment of the atomizer provided by the present application;

Fig. 4 is a cross-sectional view of an embodiment of the main housing provided by the present application;

Fig. 5 is a sectional view of an embodiment of the mounting seat provided by the present application;

Fig. 6 is a cross-sectional view of an embodiment of the atomization assembly provided by the present application;

Fig. 7 is a sectional view of an embodiment of the nozzle assembly provided by the present application;

Fig. 8 is a cross-sectional view of an embodiment of an electronic atomization device provided by the present application.

Detailed ways

The application will be described in further detail below in conjunction with the accompanying drawings and embodiments. In particular, the following examples are only used to illustrate the present application, but not to limit the scope of the present application. Likewise, the following embodiments are only some of the embodiments of the present application but not all of them, and all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present application.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

It should be noted that the terms "first", "second", and "third" in this application are only used for descriptive purposes, and should not be understood as indicating or implying relative importance or implicitly indicating the indicated technical features. quantity. Thus, features defined as "first", "second", and "third" may explicitly or implicitly include at least one of these features. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. All directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application are only used to explain the relative positional relationship between the various components in a certain posture (as shown in the drawings) , sports conditions, etc., if the specific posture changes, the directional indication also changes accordingly. Furthermore, the terms "include" and "have", as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or units inherent in these processes, methods, products or apparatuses.

The terms in this specification are used to describe the embodiments of the present application, but are not intended to limit the present application. It should also be noted that, unless otherwise clearly stipulated and limited, the terms "set", "connected" and "connected" should be interpreted in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral Ground connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediary, or an internal connection between two components. Those skilled in the art can specifically understand the above-mentioned specific meanings in this application.

The atomizer provided in the present application includes: a liquid storage chamber for storing a liquid substrate; an atomization component, at least part of which is located on the upper side of the liquid storage chamber, and the atomization component is used for atomizing the liquid substrate, The atomization assembly includes: a first porous body, including a first contact portion and a second contact portion, at least part of the structure of the first contact portion is disposed in the liquid storage cavity and can be connected to the liquid-matrix contact; a second porous body, disposed inside the first porous body and in contact with the second contact portion; wherein, the porosity of the first porous body is greater than that of the second porous body body porosity. At least part of the structure of the first contact part is arranged in the liquid storage cavity and can be in contact with the liquid matrix, and the second porous body is arranged inside the first porous body and is in contact with the liquid matrix. The porosity of the second contact portion contacting and the first porous body is greater than that of the second porous body, so that the first porous body can absorb and conduct a sufficient amount of the liquid matrix to the The second porous body is used for atomization, so as to avoid the influence of the gas pressure change in the liquid storage chamber and the gravity or pressure change of the liquid matrix on the speed of the lower liquid, thereby ensuring the taste of the full mouth of the atomizer. unanimous.

Please refer to Figure 1, Figure 2 and Figure 3 in combination, Figure 1 is an exploded view of an embodiment of the atomizer provided by the application, Figure 2 is a cross-sectional view of an embodiment of the atomizer provided by the application, and Figure 3 is a view of the application A cross-sectional view of another embodiment of a nebulizer is provided. The atomizer 100 is used to atomize the liquid base to generate an aerosol for the user to inhale. The atomizer 100 may include, but not limited to, a main housing 110 , a mounting base 120 , an atomizing assembly 130 , a nozzle assembly 140 and an electrode assembly 150 . The mounting seat 120 is disposed in the main housing 110 and is clamped and connected with the main housing 110 . The atomization assembly 130 is disposed in the main housing 110 and a part of the structure of the atomization assembly 130 is located in the mounting seat 120 and embraced by the mounting seat 120 . The atomizing assembly 130 is used to atomize the liquid substrate and generate an aerosol. The electrode assembly 150 is installed at one end of the main casing 110 and is electrically connected to the atomizing assembly 130 to provide power to the atomizing assembly 130 . The nozzle assembly 140 is detachably locked/locked on the other end of the main housing 110 to release the aerosol for the user to inhale.

Wherein, the direction of the nozzle assembly 140 relative to the electrode assembly 150 is defined as the upper side, upper side, or top of the atomizer 100 . The direction of the electrode assembly 150 relative to the nozzle assembly 140 is defined as the lower side, lower side or bottom of the atomizer 100 .

Please refer to FIG. 1 , FIG. 2 and FIG. 4 in conjunction. FIG. 4 is a cross-sectional view of an embodiment of the main casing provided by the present application. The main housing 110 may include but not limited to a first wall 111 , a second wall 112 and a bottom plate 113 connecting the first wall 111 and the second wall 112 . The second wall 112 is located inside the first wall 111 . The height of the second wall body 112 is lower than the height of the first wall body 111 , so that the atomization assembly 130 is entirely accommodated in the main casing 110 when it is limitedly installed on the second wall body 112 . At least part of the structure of the mounting seat 120 is locked on the inner side of the first wall 111 . The first wall 111 , the second wall 112 and the bottom plate 113 surround and form the liquid storage tank 101 . The installation seat 120 is located on the upper side of the liquid storage tank 101 and is clamped and connected with the inner wall of the main housing 110 . The mounting base 120 and the liquid storage tank 101 jointly define the liquid storage cavity 102 . At least part of the structure of the atomization assembly 130 is located on the upper side of the liquid storage chamber 102 . The liquid storage cavity 102 is used for storing liquid matrix. Generally, in a finished atomizer, the liquid storage chamber 102 stores a liquid base (not shown in the figure). The inner wall of the second wall body 112 surrounds and forms the intake channel 103 . The air intake passage 103 is used for introducing air flow. The atomizer 100 also includes a second seal 160 . The second sealing member 160 is clamped on the inner wall of the second wall 112 away from the bottom plate 113 to seal the atomization component 130 and prevent the liquid matrix from entering the air intake channel 103 . The electrode assembly 150 includes a positive electrode 151 and a negative electrode 152 . The positive electrode 151 and the negative electrode 152 are installed on the bottom plate 113 . The bottom plate 113 defines an air inlet 104 for inflowing outside air. External air can flow into the atomization assembly 130 through the air inlet 104 and the air inlet channel 103 .

Optionally, the material of the second sealing member 160 can be silicone to achieve good sealing.

Please refer to FIG. 1 , FIG. 2 and FIG. 5 in conjunction. FIG. 5 is a cross-sectional view of an embodiment of the mounting seat provided by the present application. The mounting base 120 may include but not limited to a bottom 121 and a main body 122 fixed on the bottom 121 . The mounting base 120 is provided with a mounting hole 105 penetrating in the vertical direction. The installation hole 105 passes through the main body 122 and the bottom 121 . The bottom 121 is clamped and connected with the inner wall of the main casing 110 . The outer peripheral side of the bottom 121 is recessed inwardly to form the groove structure 106 . The atomizer 100 also includes an elastic ring 170 and a first liquid-absorbing member 180 . The elastic ring 170 is mounted on the groove structure 106 to press the bottom 121 against the atomization component 130 or the first porous body 131 (see FIG. 6 ). The first liquid absorbing member 180 is disposed between the main casing 110 and the main body 122 to absorb the liquid matrix that may leak from the liquid storage chamber 102 when the atomizer 100 is turned upside down.

Optionally, the material of the elastic ring 170 can be silicone to achieve good elastic performance. The material of the first liquid absorbing member 180 may be cotton to achieve good liquid absorbing performance.

Please refer to FIG. 1 , FIG. 2 , FIG. 4 and FIG. 6 in conjunction. FIG. 6 is a cross-sectional view of an embodiment of the atomization assembly provided by the present application. The atomization component 130 may include but not limited to a first porous body 131 , a second porous body 132 and a heating element 133 . The first porous body 131 penetrates and is fixed in the mounting seat 120 . At least part of the structure of the first porous body 131 is held on the outside of the second wall body 112 . Part of the structure of the first porous body 131 is disposed in the liquid storage chamber 102 and in contact with the liquid matrix (not shown), so as to absorb and conduct the liquid matrix. The second porous body 132 is arranged in the part structure of the first porous body 131 beyond the liquid storage chamber 102 and is in contact with the first porous body 131, so as to absorb the liquid matrix from the first porous body 131 for heating, mist change. Wherein, the porosity of the first porous body 131 is greater than that of the second porous body 132, so that the speed at which the first porous body 131 absorbs the liquid matrix from the liquid storage cavity 102 is faster than that of the second porous body 132 from the first porous body 132. The speed of absorbing the liquid matrix at the porous body 131, the liquid matrix stored in the first porous body 131 is greater than the liquid matrix stored in the second porous body 132, thereby ensuring smooth and sufficient liquid supply to the second porous body 132, thereby avoiding Intermittent or insufficient liquid supply leads to burnt smell.

In this embodiment, since the liquid matrix absorbed by the second porous body 132 is absorbed by the first porous body 131 from the liquid storage cavity 102, it is conducted to the contact between the first porous body 131 and the second porous body 132 , and then absorbed by the second porous body 132. Therefore, the liquid discharge speed of the atomizer assembly 130 is not affected by the gas pressure change in the liquid storage chamber 102 and the gravity or pressure change of the liquid matrix, thereby ensuring that the taste of the atomizer 100 is consistent with the full number of mouthfuls. At the same time, this structural design can also greatly reduce the liquid leakage rate when the atomizer 100 is placed upright.

Further, please refer to FIG. 2 , FIG. 4 and FIG. 6 , the second porous body 132 has an atomization space 107 . The heating element 133 is embedded in the second porous body 132 and adjacent to the atomizing space 107 to heat and atomize the liquid matrix. The heating element 133 includes a heating network 1331 , a positive electrode lead 1332 and a negative electrode lead 1333 fixed to the heating network 1331 . The heating network 1331 is embedded in the second porous body 132 and adjacent to the atomizing space 107 to heat and atomize the liquid matrix. The second seal 160 has an escape hole 108 . The second porous body 132 is pressed against the end surface of the second sealing member 160 facing away from the second wall body 112 . The positive electrode lead wire 1332 and the negative electrode lead wire 1333 are gathered in the escape hole 108 and pass through the avoidance hole 108 to enter the air intake passage 103 . The positive lead 1332 is electrically connected to the positive electrode 151 . The negative lead 1333 is electrically connected to the negative electrode 152 .

Optionally, the first porous body 131 and the second porous body 132 may be any one of cotton and ceramics.

Further, referring to FIG. 2 , FIG. 5 and FIG. 6 , the first porous body 131 includes a first contact portion 1311 and a second contact portion 1312 that are connected. The first porous body 131 has an installation channel 109 . The installation channel 109 runs through the first contact portion 1311 and the second contact portion 1312 . The first contact portion 1311 enters the liquid storage cavity 102 through the installation hole 105 . At least a part of the structure of the first contact portion 1311 is disposed in the liquid storage chamber 102 and can be in contact with a liquid matrix (not shown), so as to absorb and transfer the liquid matrix to the second contact portion 1312 . A part of the first porous body 131 located in the installation hole 105 is a second contact portion 1312 . The second contact portion 1312 is accommodated in the installation hole 105 to be embraced by the installation seat 120 . The second porous body 132 is disposed inside the first porous body 131 and is in contact with the second contact portion 1312 to absorb the liquid matrix for heating and atomization. Specifically, the second porous body 132 is disposed in the installation channel 109 corresponding to the second contact portion 1312 and is in contact with the second contact portion 1312 .

In this embodiment, since the liquid matrix absorbed by the second porous body 132 is absorbed from the liquid storage chamber 102 by the first contact part 1311, it is transferred to the second contact part 1312, and then the liquid matrix is absorbed by the second porous body 132 from the second contact part 1311. Contact part 1312 suction. Therefore, the liquid discharge speed of the atomizer assembly 130 is not affected by the gas pressure change in the liquid storage chamber 102 and the gravity or pressure change of the liquid matrix, thereby ensuring that the taste of the atomizer 100 is consistent with the full number of mouthfuls. At the same time, this structural design can also greatly reduce the liquid leakage rate when the atomizer 100 is placed upright.

Please refer to FIG. 1 , FIG. 2 , FIG. 5 and FIG. 6 in conjunction, the atomizer 100 further includes a first sealing member 190 . At least a part of the structure of the first sealing member 190 is disposed in the installation hole 105 and clamped to the installation base 120 . The end surface of the first sealing member 190 facing the first porous body 131 is pressed against the first porous body 131 to seal the first porous body 131 and avoid leakage of the liquid matrix. The first sealing member 190 is provided with a first air hole 202 for circulating the air flow and/or the aerosol generated in the atomizing space 107 .

Optionally, the material of the first sealing member 190 may be silicone to achieve good sealing performance.

Further, the second contact portion 1312 is provided with a first chamfer 1312a at the connection point between the second contact portion 1312 and the first contact portion 1311 . The mounting hole 105 is a stepped hole. The stepped hole includes a through hole 1051 and a half through hole 1052 communicating with each other. The through hole 1051 is provided with a second chamfer 1051 a at the junction of the through hole 1051 and the half through hole 1052 . The first chamfer 1312a fits with the second chamfer 1051a, so that the force acting on the atomization assembly 130 by the mounting seat 120 acts on the first seal 190 at the joint between the first chamfer 1312a and the second chamfer 1051a The component force parallel to but opposite to the force of the atomization assembly 130 strengthens the sealing effect of the first sealing member 190 and makes the fixing of the atomization assembly 130 more firm. The junction of the first chamfer 1312 a and the second chamfer 1051 a is located in the bottom 121 , which can further enhance the sealing effect of the first sealing member 190 and the fixing effect of the atomization assembly 130 .

Understandably, the elastic ring 170 is mounted on the groove structure 106 to press the bottom 121 against the first porous body 131 . When the junction of the first chamfer 1312a and the second chamfer 1051a is located in the bottom 121, the force exerted by the installation seat 120 on the atomization assembly 130 is generated at the junction of the first chamfer 1312a and the second chamfer 1051a. The force of the first sealing member 190 acting on the atomizing assembly 130 is parallel but opposite in direction to the largest component force, thereby further enhancing the sealing effect of the first sealing member 190 and the fixing effect of the atomizing assembly 130 .

Please refer to FIG. 1 , FIG. 2 and FIG. 7 in conjunction. FIG. 7 is a cross-sectional view of an embodiment of the nozzle assembly provided by the present application. The nozzle assembly 140 may include but not limited to a nozzle body 141 and a second liquid absorption part 142 . The nozzle main body 141 is clamped or buckled on the main casing 110 . The second liquid absorbing member 142 is disposed between the nozzle main body 141 and the first sealing member 190 to absorb condensed liquid. The second liquid absorbing member 142 has a second air passage hole 203 . The suction nozzle main body 141 has an air outlet 204 and an air outlet channel 205 communicating with each other. The air outlet 204 is used to release aerosol. The second air hole 203 communicates with the first air hole 202 and the air outlet channel 205 . The aerosol generated by the atomization component 130 passes through the first air hole 202 , the second air hole 203 and the air outlet channel 205 in sequence, and is released at the air outlet 204 .

Optionally, the material of the second liquid absorbing member 142 may be cotton to achieve good liquid absorbing performance.

Please refer to FIG. 1 , FIG. 2 and FIG. 8 in conjunction. FIG. 8 is a cross-sectional view of an embodiment of an electronic atomization device provided by the present application. The electronic atomization device 1000 may include but not limited to an atomizer 100 , an outer casing 210 and a power supply assembly 220 . The outer casing 210 has a receiving cavity 201 . The main casing 110 of the atomizer 100 is disposed in the receiving chamber 201 and is locked to the outer casing 210 . The power supply assembly 220 is disposed in a space surrounded by the outer casing 210 and the main casing 110 . The power supply assembly 220 is electrically connected to the electrode assembly 150 , and then electrically connected to the atomizing assembly 130 .

The atomizer 100 provided by the present application includes: a liquid storage chamber 102 for storing liquid substrates; an atomization assembly 130, at least part of which is located on the upper side of the liquid storage chamber 102, and the atomization assembly 130 is used for atomizing the liquid substrates. The chemical component 130 includes: a first porous body 131, including a connected first contact portion 1311 and a second contact portion 1312, at least part of the structure of the first contact portion 1311 is disposed in the liquid storage chamber 102 and can be in contact with the liquid matrix The second porous body 132 is disposed inside the first porous body 131 and contacts the second contact portion 1312 ; wherein, the porosity of the first porous body 131 is greater than that of the second porous body 132 . At least part of the structure of the first contact part 1311 is arranged in the liquid storage cavity 102 and can be in contact with the liquid matrix. The second porous body 132 is arranged inside the first porous body 131 and is in contact with the second contact part 1312 and the first The porosity of a porous body 131 is greater than that of the second porous body 132, so that the first porous body 131 can absorb and conduct a sufficient amount of liquid matrix to the second porous body 132 for atomization, thereby avoiding storage The gas pressure change in the liquid chamber 102 and the gravity or pressure change of the liquid matrix affect the speed of the liquid, thereby ensuring that the taste of the atomizer 100 is consistent with the number of mouthfuls.

The above descriptions are only part of the embodiments of the application, and are not intended to limit the scope of protection of the application. All equivalent devices or equivalent process transformations made by using the contents of the specification and drawings of the application, or directly or indirectly used in other related All technical fields are equally included in the patent protection scope of the present application.

Claims (10)

1. An atomizer, comprising:

a liquid storage chamber for storing a liquid matrix;

an atomizing assembly having at least a portion of its structure located on the upper side of the liquid storage chamber, the atomizing assembly being for atomizing the liquid matrix, the atomizing assembly comprising:

a first porous body including a first contact portion and a second contact portion that are connected, at least a part of the first contact portion being structured to be disposed in the liquid storage chamber and capable of contacting the liquid matrix;

a second porous body provided inside the first porous body and in contact with the second contact portion;

wherein the first porous body has a porosity greater than the second porous body.

2. The atomizer of claim 1 further comprising a main housing having a reservoir disposed therein and a mounting seat disposed on an upper side of the reservoir and in clamping engagement with an inner wall of the main housing, the reservoir and the mounting seat together defining the reservoir.

3. The atomizer according to claim 2, wherein the mounting base is provided with a mounting hole penetrating in the vertical direction, and a portion of the first porous body located in the mounting hole is the second contact portion.

4. The atomizer of claim 3 further comprising a resilient ring and a first liquid absorbing member, wherein the mounting base comprises a bottom portion and a main body portion fixed to the bottom portion, the bottom portion is clamped and connected with an inner wall of the main housing, a groove structure formed by inward recessing is formed in an outer peripheral side of the bottom portion, the resilient ring is mounted in the groove structure to compress the bottom portion to the first porous body, and the first liquid absorbing member is disposed between the main housing and the main body portion.

5. A nebulizer as claimed in claim 3, wherein the second contact portion is provided with a first chamfer at the junction of the second contact portion and the first contact portion, the mounting hole is a stepped hole, the stepped hole comprises a through hole and a half through hole which are mutually communicated, the through hole is provided with a second chamfer at the junction of the through hole and the half through hole, and the first chamfer is attached to the second chamfer.

6. The atomizer of claim 5 wherein the juncture of said first chamfer and said second chamfer is in the bottom of said mounting seat.

7. A nebulizer as claimed in claim 3, further comprising a first seal, at least part of the first seal being disposed in the mounting hole and retained in the mounting seat, the first seal being compressed against the first porous body towards an end face of the first porous body.

8. The atomizer of claim 2 wherein said main housing comprises a first wall, a second wall and a bottom plate connecting said first and second walls, said second wall is positioned within said first wall and said second wall is lower than said first wall in height, said first porous body is fixedly disposed in said mounting base, at least a portion of said mounting base is retained within said first wall, at least a portion of said first porous body is retained within said second wall, and said first wall, said second wall and said bottom plate define said reservoir.

9. The nebulizer of claim 8, further comprising a second seal retained against an inner wall of the second wall at an end facing away from the base plate, the second seal being compressed against the second porous body toward an end face of the second porous body.

10. An electronic atomising device comprising an atomiser according to any one of claims 1 to 9.