CN111387553A - Electronic cigarette - Google Patents

Abstract

The invention discloses an electronic cigarette, which comprises an atomizing device, a power supply device and an adapter, wherein the power supply device is provided with an installation part, one end of the atomizing device is provided with a suction port, the other end of the atomizing device opposite to the first anode contact is provided with a first anode contact, a first insulating part sleeved on the first anode contact and a first cathode contact sleeved on the first insulating part, the adapter is in threaded connection with the first cathode contact, and when the adapter is installed on the installation part and is detachably connected with the installation part, the first anode contact is in contact with the installation part, so that the atomizing device is electrically connected with the power supply device. Through additionally arranging the adapter matched with the power supply device, the atomization device is matched with different power supply devices for use, the application range of the atomization device is enlarged, and the atomization device is convenient for people to use.

Description

an electronic cigarette

technical field

The invention relates to the technical field of electronic cigarettes, in particular to an electronic cigarette.

Background technique

With the development of electronic cigarettes, atomizers with standard-sized threaded connectors are gradually adopted by most manufacturers, which is conducive to standardized production and saves production costs. However, this kind of atomizer can only be matched with a power supply device with a corresponding threaded socket, and cannot be used with a power supply device of a different model or with other connection methods, which affects the scope of application of the atomizer.

Therefore, the existing technology still needs to be improved and improved.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide an electronic cigarette, which aims to increase the scope of application of the atomizer by adding an adapter seat.

For achieving the above object, the technical scheme adopted in the present invention is as follows:

An electronic cigarette includes an atomizing device, a power supply device provided with a mounting portion, and an adapter seat, one end of the atomizing device is provided with a suction port, and the opposite end is provided with a first positive electrode contact, sleeved on the The first insulator contacting the first positive electrode and the first negative electrode contact sleeved on the first insulator, the adapter seat is screwed with the first negative electrode contact, and the adapter seat is installed on the When the mounting portion is detachably connected to the mounting portion, the first positive electrode contacts with the mounting portion, so that the atomizing device and the power supply device are electrically connected.

In the electronic cigarette, the outer periphery of the contact of the first negative electrode is provided with an outer thread, and correspondingly, the adapter seat is provided with a through hole, and the inner wall of the through hole is provided with a matching inner thread. When the first negative contact is screwed into the through hole, the first positive contact is exposed from the through hole for the mounting portion to contact.

The electronic cigarette, wherein the mounting part includes a second negative electrode contact with a mounting hole, a second positive electrode contact and a second insulating member, the second insulating member is sleeved on the second positive electrode contact and accommodated in the second negative electrode contact. A mounting slot for installing the adapter is formed in the mounting hole, and the side wall of the mounting slot is provided with a limiter adapted to the adapter. When the adapter is accommodated When in the installation groove, the adapter seat is matched with the limiting member, and the second positive electrode contact elastically abuts against the first positive electrode contact.

In the electronic cigarette, the limiting member includes a card slot and at least one guide slot, the card slot is circumferentially arranged on the side wall of the installation slot, and one end of the at least one guide slot is connected to the card slot The other end extends axially to the opening of the installation slot. Correspondingly, the adapter seat is provided with at least one limit block adapted to the guide groove, and the at least one limit block extends along the corresponding The guide groove is slid into the card groove, and can move along the card groove to be dislocated from the guide groove.

In the electronic cigarette, the limiting member further includes at least one locking block, and the at least one locking block is accommodated in the card slot and located between adjacent guide slots.

In the electronic cigarette, the inner wall of the installation hole is protruded with a flange, and the end of the adapter seat away from the atomizing device is provided with a bottom ring. When the adapter seat is accommodated in the installation groove When inside, the bottom ring only abuts the flange.

The electronic cigarette, wherein the limiting member includes a first avoidance groove circumferentially disposed on the side wall of the installation groove and an elastic ring partially accommodated in the first avoidance groove, the elastic ring can be along the The radial direction elastically expands and contracts. Correspondingly, the outer periphery of the adapter seat is provided with a second avoidance groove. When the adapter seat is installed in the installation groove, the elastic ring is partially clamped into the second avoidance groove. into the slot and elastically deform to fasten the adapter seat.

In the electronic cigarette, the elastic ring is made of elastic metal material.

In the electronic cigarette, the elastic ring includes an annular body, and the annular body is provided with a gap.

The electronic cigarette, wherein the end of the atomizing device connected with the adapter seat is further provided with at least one air intake hole communicated with the suction port, and the adapter seat is provided with at least one and As for the air inlets corresponding to the air inlets, when the adapter seat is in contact with the first negative electrode and is threadedly connected, at least one of the air inlets is communicated with the corresponding air inlets.

The present invention provides an electronic cigarette, comprising an atomizing device, a power supply device provided with a mounting portion, and an adapter seat. One end of the atomizing device is provided with a suction port, and the opposite end is provided with a first positive contact, a sleeve A first insulating member disposed on the first positive electrode contact and a first negative electrode contact sleeved on the first insulating member, the adapter seat is threadedly connected with the first negative electrode contact, when the adapter seat is When installed and detachably connected to the mounting portion, the first positive electrode contacts with the mounting portion, so that the atomizing device is electrically connected to the power supply device. By adding an adapter seat adapted to the power supply device, the atomizer device can be adapted to be used with different power supply devices, thereby increasing the scope of use of the atomizer device and facilitating people's use.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

1 is an exploded view of a preferred embodiment of an electronic cigarette provided by the present invention;

2 is a cross-sectional view of a preferred embodiment of an electronic cigarette provided by the present invention;

3 is a schematic diagram of an adapter in a preferred embodiment of the electronic cigarette provided by the present invention;

4 is a schematic diagram of a second negative electrode contact in a preferred embodiment of the electronic cigarette provided by the present invention;

5 is an exploded view of an embodiment of an electronic cigarette provided by the present invention;

FIG. 6 is a cross-sectional view of an embodiment of the electronic cigarette provided by the present invention.

Description of reference numbers:

label name label name 1 power supply 2 Atomizing device 3 Adapter 11 Installation Department 12 storage tank 111 second negative contact 112 second insulator 113 second positive contact 114 Limiter 1111 Mounting holes 1112 flange 1113 The guide groove 1114 card slot 1141 first escape slot 1142 elastic ring 1143 gap twenty one suction port twenty two first negative contact twenty three first insulator 31 Limit block 32 through hole 33 internal thread 34 Ventilation slot 35 bottom ring 36 air intake twenty four first positive contact 37 The second escape groove

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In addition, the descriptions involving "first", "second", etc. in the present invention are only for descriptive purposes, and should not be understood as indicating or implying their relative importance or implying the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

In the present invention, unless otherwise expressly specified and limited, the terms "connected", "fixed" and the like should be understood in a broad sense, for example, "fixed" may be a fixed connection, a detachable connection, or an integrated; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal communication between two elements or an interaction relationship between the two elements, unless otherwise explicitly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

1-4, in this embodiment, the electronic cigarette includes an atomizing device 2, a power supply device 1 provided with a mounting portion 11, and an adapter 3, and one end of the atomizing device 2 is provided with a pump The suction port 21 has a first positive electrode contact 24 at the opposite end, a first insulating member 23 sleeved on the first positive electrode contact 24 , and a first negative electrode contact 22 sleeved on the first insulating member 23 , The adapter seat 3 is screwed with the first negative contact 22 . When the adapter 3 is mounted on the mounting portion 11 and is detachably connected with the mounting portion 11 , the first positive contact 24 is in contact with the mounting portion 11 , so that the atomizing device 2 is in contact with the mounting portion 11 . It is electrically connected to the power supply device 1 . In this embodiment, an adapter seat 3 adapted to the power supply device 1 is provided, and the atomizer device 2 and the power supply device 1 are respectively connected through the adapter seat 3, so that the atomization device 2 and the power supply device 1 are electrically connected. In this way, it is convenient for the atomizing device 2 to be adapted and used with different types of power supply devices 1 through the corresponding adapter seat 3, which improves the use range of the atomizing device 2 and brings convenience to the user.

In this embodiment, as shown in FIG. 1 , the atomizing device 2 includes a main body of the atomizing device 2 , the suction port 21 is located at one end of the main body of the atomizing device 2 , and the first negative electrode contacts 22 and the The other end opposite to the main body of the atomizing device 2 is connected. The first negative electrode contact 22 has a hollow cylindrical structure, the first positive electrode contact 24 is accommodated in the through hole 32 , and the first insulating member 23 is sleeved on the outer peripheral surface. The first positive contact 24 and the first negative contact 22 are isolated by the first insulating member 23 . One end of the heating element drawn from the main body of the atomizing device 2 is connected to the first negative electrode contact 22 , and the other end is connected to the first positive electrode contact 24 , and then the first positive electrode contact 24 and the first negative electrode contact 22 They are respectively connected to the positive and negative poles of the power supply device 1 to conduct the heating circuit.

Further, the outer peripheral surface of the first negative electrode contact 22 is provided with external threads. Correspondingly, the adapter seat 3 is provided with a through hole 32 , and the inner wall of the through hole 32 is provided with an external thread to match. The inner thread 33, the first negative contact 22 is screwed into the through hole 32 through the cooperation of the outer thread and the inner thread 33, and a threaded connection is established, so that the atomizing device 2 and the rotating The socket 3 establishes a detachable connection. When the first negative contact 22 is screwed into the threaded hole, the first positive contact 24 is accommodated in the through hole 32 and is away from the end of the atomizing device 2 from the through hole 32 exposed for electrical contact with the mounting portion 11 . Preferably, the adapter seat 3 is made of a conductive material, so that the first negative electrode contact 22 and the adapter seat 3 are threadedly connected, and an electrical connection is also established. The negative electrode of the subsequent power supply device 1 is connected to the adapter seat 3 , that is, the electrical connection with the first negative electrode contact 22 is realized. When the adapter seat 3 needs to be disassembled from the atomizing device 2, the adapter seat 3 can be unscrewed in the opposite direction to the screw-in direction, which is convenient for disassembly and assembly.

In this embodiment, as shown in FIG. 1 and FIG. 2 , the power supply device 1 includes a main body, and the main body is provided with a receiving groove 12 , and the mounting portion 11 is inserted into the receiving groove 12 from the opening of the receiving groove 12 . in slot 12. The mounting portion 11 includes a second negative electrode contact 111 , a second positive electrode contact 113 and a second insulating member 112 . The second negative electrode contact 111 is fastened to the power supply device 1 , and is provided with a mounting hole 1111 . The axial direction of the mounting hole 1111 is the same as the extending direction of the receiving groove 12 . The second insulating member 112 is accommodated in the mounting hole 1111 and sleeved on the outer peripheral surface of the second positive electrode contact 113 . Meanwhile, the second insulating member 112 is in elastic contact with the second positive electrode contact 113 and the second negative electrode contact 111 respectively. On the one hand, the second positive contact 113 and the second negative contact 111 are isolated by the second insulating member 112 to avoid short circuit. On the other hand, the second positive contact 113 can be fastened in the mounting hole 1111 by the force between the second insulating member 112 and the second positive contact 113 . Of course, in practical applications, the force between the second insulating member 112 and the second positive electrode contact 113 can be further increased by providing grooves and bumps to prevent the second positive electrode contact 113 from coming out.

In this embodiment, as shown in FIG. 4 , one end of the second positive electrode contact 113 is exposed from the mounting hole 1111 to the end of the receiving groove 12 close to the opening, so that the first positive electrode contact 24 can be electrically contacted. The other end is exposed in the power supply device 1 from the mounting hole 1111 , so as to be electrically connected to the cells accommodated in the power supply device 1 . Since the second positive contact 113 and the second insulating member 112 fill the mounting hole 1111 in the radial direction, the mounting hole 1111 is formed together with the mounting hole 1111 at the end of the mounting hole 1111 close to the opening of the receiving groove 12 An installation slot for installing the adapter seat 3 . Wherein, the hole wall of the mounting hole 1111, the side wall of the second insulating member 112 and the first positive electrode contact 24 together form the bottom wall of the mounting groove, and the mounting hole 1111 is higher than the second positive electrode contact 113 and the first positive electrode contact 24. The hole wall of the second insulating member 112 forms the side wall of the installation groove, and the opening of the installation groove is in the same direction as the opening of the receiving groove 12 .

In this embodiment, a flange 1112 is provided at the portion of the inner wall of the mounting hole 1111 located in the mounting groove, and the flange 1112 is located on a plane higher than the second insulating member 112 and the second positive electrode The plane on which contact 113 is located. Correspondingly, the end of the adapter seat 3 away from the atomizing device 2 is provided with a bottom ring 35. The bottom ring 35 is formed by bending the inner wall of the through hole 32 toward the center, and is connected to the through hole 32. The central axes of the holes 32 coincide. When the first anode contact 22 is screwed into the through hole 32 , the first anode contact 24 is exposed through the through hole 32 and the bottom ring 35 in sequence for the second anode contact 113 electrical connection. When the adapter seat 3 mounted with the atomizing device 2 is accommodated in the installation groove, the bottom ring 35 is placed on the flange 1112 to support the adapter seat through the flange 1112 3 and atomizing device 2.

Further, since the plane of the flange 1112 is higher than the plane of the second insulating member 112 and the second positive contact 113, the bottom ring 35 only abuts the flange 1112, so that the An adapter 3 electrically connected to the negative contact 22 is only in electrical contact with the second negative contact 111, so that the first negative contact 22 of the atomizing device 2 and the second negative contact 111 of the power supply device 1 can pass through the The adapter seat 3 is electrically connected. Preferably, the flange 1112 is sleeved on the second insulating member 112 , and forms the bottom wall of the installation groove together with the side wall of the second insulating member 112 and the first positive contact 24 . In this way, it is beneficial to maintain the appearance of the mounting portion 11 and the cleanliness of the structure.

Further, as shown in FIG. 3 and FIG. 4 , the side wall of the installation slot, that is, the inner wall of the installation hole 1111 is provided with a limiting member 114 adapted to the adapter seat 3 . The cooperation between the component 114 and the adapter seat 3 enables the adapter seat 3 to be detachably connected to the power supply device 1 , so as to fasten the adapter seat 3 to the mounting portion 11 . Specifically, the limiting member 114 includes a clamping slot 1114 and at least one guiding slot 1113 . The slot 1114 is circumferentially disposed on the side wall of the installation slot, the at least one guide slot 1113 extends along the axial direction of the installation hole 1111, and one end communicates with the slot 1114, and the other end communicates with the slot 1114. extends to the opening of the mounting slot. Correspondingly, the adapter seat 3 is provided with at least one limiting block 31 which is matched with the guide groove 1113 . When installing the adapter seat 3, place the adapter seat 3 at the opening of the installation slot, and rotate the adapter seat 3 so that the at least one limiting block 31 is respectively aligned with the corresponding guide The grooves 1113 are located on the same axis, so that each limiting block 31 is respectively accommodated in the corresponding guide groove 1113 . Then, the adapter seat 3 is installed downward, so that each limiting block 31 slides along the corresponding guide groove 1113 until it slides into the locking groove 1114 . Finally, the adapter seat 3 is rotated again, so that the at least one limiting block 31 and the corresponding guide grooves 1113 are respectively staggered, that is, not located on the same axis. In this way, when an upward force is applied to the adapter seat 3 , since each limiting block 31 is dislocated from the corresponding guide groove 1113 , it abuts against the side wall of the card groove 1114 , that is, is locked into the card groove 1114 . , so that the adapter seat 3 cannot be pulled out, so that the adapter seat 3 can be fastened in the installation groove.

In this embodiment, the at least one limiting block 31 may be 2, 3, 4..., the at least one limiting block 31 are all located on the same plane, and the enclosed plane is the same as the The axial directions of the through hole 32 and the bottom ring 35 are perpendicular. Preferably, the at least one limiting block 31 is evenly distributed on the outer circumference of the adapter seat 3 along the circumferential direction. For example, when there are two limit blocks 31, the connecting line of the two limit blocks 31 passes through the center of the adapter 3; when there are three limit blocks 31, the three limit blocks 31 are connected with the above The center of the adapter seat 3 is symmetrically arranged. In this way, the adapter seat 3 is subjected to a uniform binding force, and the adapter seat 3 is prevented from tilting.

Further, the shape and/or size of the at least one limiting block 31 may be the same or different. When the shape and size of the at least one stopper 31 are the same, the at least one guide groove 1113 corresponds to the same, so that when the adapter seat 3 needs to be taken out from the installation groove, only the adapter The adapter seat 3 is rotated until any limit block 31 is aligned with any guide groove 1113, so that all limit blocks 31 can be aligned with the corresponding guide groove 1113, and then the adapter seat 3 can be taken out, which is convenient for users to operate . Of course, when the shape and/or size of each limit block 31 is different, each limit block 31 corresponds to each guide groove 1113 one-to-one, and each limit block 31 is only aligned with its unique corresponding guide groove 1113, Only then can the adapter seat 3 be taken out.

Further, in order to facilitate the user to position the adapter seat 3 during the rotation, the limiting member 114 further includes at least one locking block (not shown in the figure), and the at least one locking block is accommodated in the card grooves 1114 and between adjacent guide grooves 1113 . The locking block may be one, two or more. When there is one, when the adapter seat 3 is rotated until any one of the limiting blocks 31 abuts against the locking block, the at least one limiting block 31 is dislocated from the corresponding guide groove 1113 and The adapter seat 3 cannot be taken out; when the adapter seat 3 needs to be taken out, it is only necessary to rotate the adapter seat 3 in the opposite direction to the initial position. In practical applications, a first positioning member and a second positioning member can also be provided on the outer circumference of the adapter seat 3 and the outer circumference of the power supply device 1, respectively. When the first positioning member and the second positioning member are aligned, that is, when they are located on the same axis , each limit block 31 is aligned with the corresponding guide groove 1113, the adapter seat 3 can be taken out or installed in the mounting part 11; when the first positioning member and the second positioning member are misaligned, each limit block 31 It is dislocated from the corresponding guide groove 1113 and locked in the locking groove 1114 , so as to realize the fastening of the adapter seat 3 .

In an embodiment of the present invention, as shown in FIG. 5 and FIG. 6 , the limiting member 114 includes a first avoiding groove 1141 circumferentially disposed on the side wall of the mounting groove and partially accommodated in the The elastic ring 1142 in the first escape groove 1141 . The elastic ring 1142 is made of elastic metal material. The elastic ring 1142 includes an annular body, and the annular body is provided with a gap 1143, so that the elastic ring 1142 has the ability to elastically expand and contract along its radial direction. The annular body portion is accommodated in the first escape groove 1141 and is in a pre-compressed state. Correspondingly, the outer periphery of the adapter seat 3 is provided with a second avoidance groove 37 along the circumferential direction. When the adapter seat 3 is installed in the installation groove, the annular body part is accommodated in the second avoidance groove 37 , that is, the annular body is sleeved on the adapter seat 3 and Fashen elastic expansion. The annular body in turn exerts a reaction force on the adapter seat 3 in the radial direction, so that the adapter seat 3 is fastened in the installation groove. The elastic ring 1142 is in surface contact with the first escape groove 1141 and the second escape groove 37 respectively in the circumferential direction, so that the contact area between the elastic ring 1142 and the latter two is increased, which is beneficial to strengthen the fastening of the adapter The force of seat 3. At the same time, such an elastic snap ring structure is simple to produce and assemble, and the adapter seat 3 can be rotated in any direction along its central axis and can be installed into the installation groove.

In this embodiment, the end of the atomizing device 2 where the first negative electrode contact 22 is provided is also provided with at least one air inlet hole (not shown in the figure). The at least one air inlet is communicated with the suction port 21. When the user inhales towards the suction port 21, the outside air enters the atomizing device 2 through the air inlet 36 to atomize the smoke liquid. Then, it is sucked out from the suction port 21 again. Since the adapter seat 3 is sleeved on the end of the atomizing device 2 where the first negative electrode contact 22 is provided, in order not to affect the air intake of the atomizing device 2, the adapter seat 3 is provided with the at least one The air intake holes correspond to the air intake ports 36 . When the adapter seat 3 is threadedly connected to the first negative electrode contact 22, the at least one air inlet 36 communicates with the corresponding air inlet hole.

Further, one end of the inner wall of the mounting hole close to the atomizing device 2 is provided with a ventilation groove 34 in the circumferential direction, and the ventilation groove 34 is communicated with the air inlet hole and the air inlet 36 respectively, so that the air inlet 36 and the air inlet 36 are respectively connected. Whether the air inlet 36 is aligned or not can ensure smooth air intake in the atomization channel.

The above descriptions are only the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformations made by the contents of the description and drawings of the present invention, or the direct/indirect application Other related technical fields are included in the scope of patent protection of the present invention.

Claims (10)

1. An electronic cigarette, characterized in that it comprises an atomizing device, a power supply device provided with a mounting portion, and an adapter, one end of the atomizing device is provided with a suction port, and the opposite end is provided with a first positive electrode The first insulating member that is in contact with and sleeved on the first positive electrode contact and the first negative electrode contact sleeved on the first insulating member, the adapter seat is screwed with the first negative electrode contact, when the When the adapter seat is mounted on the mounting portion and is detachably connected to the mounting portion, the first positive electrode contacts with the mounting portion, so that the atomizing device and the power supply device are electrically connected. 2 . The electronic cigarette according to claim 1 , wherein the outer periphery of the first negative electrode contacts is provided with an external thread, and correspondingly, the adapter seat is provided with a through hole, and the inner wall of the through hole is provided with an opposite thread. 3 . The adapted internal thread, when the first negative contact is screwed into the through hole, the first positive contact is exposed from the through hole for the mounting portion to contact. 3 . The electronic cigarette according to claim 1 , wherein the mounting portion comprises a second negative electrode contact having a mounting hole, a second positive electrode contact and a second insulating member, and the second insulating member is sleeved on the The second positive electrode is in contact with and accommodated in the mounting hole to form an installation slot for installing the adapter, and the side wall of the installation slot is provided with a limit that matches the adapter. When the adapter seat is accommodated in the installation groove, the adapter seat cooperates with the limiting member, and the second positive electrode contacts elastically abuts against the first positive electrode contact. 4 . The electronic cigarette according to claim 3 , wherein the limiting member comprises a clamping slot and at least one guiding slot, the clamping slot is circumferentially disposed on the side wall of the installation slot, and the at least one guiding slot is 4 . One end of the slot is communicated with the card slot, and the other end extends axially to the opening of the installation slot. Correspondingly, the adapter seat is provided with at least one limit block adapted to the guide slot. The at least one limiting block slides into the card slot along the corresponding guide slot, and can move along the card slot so as to be dislocated from the guide slot. 5 . The electronic cigarette according to claim 4 , wherein the limiting member further comprises at least one locking block, and the at least one locking block is accommodated in the card slot and located in an adjacent guide groove. 6 . between. 6 . The electronic cigarette according to claim 3 , wherein the inner wall of the mounting hole is protruded with a flange, and the end of the adapter seat away from the atomizing device is provided with a bottom ring. When the seat is accommodated in the installation groove, the bottom ring only abuts with the flange. 7 . The electronic cigarette according to claim 3 , wherein the limiting member comprises a first avoidance groove circumferentially disposed on the side wall of the installation groove and an elastic part partially accommodated in the first avoidance groove. 8 . The elastic ring can elastically expand and contract in the radial direction. Correspondingly, the outer circumference of the adapter seat is provided with a second avoidance groove. When the adapter seat is installed in the installation groove, the elastic ring The part is snapped into the second avoidance groove and elastically deformed to fasten the adapter seat. 8. The electronic cigarette according to claim 7, wherein the elastic ring is made of elastic metal material. 9 . The electronic cigarette according to claim 7 , wherein the elastic ring comprises an annular body, and the annular body is provided with a gap. 10 . 10 . The electronic cigarette according to claim 1 , wherein the end of the atomizing device connected to the adapter seat is further provided with at least one air inlet communicated with the suction port, and the adapter The adapter seat is provided with at least one air inlet corresponding to the air inlet hole. When the adapter seat is in contact with the first negative electrode, at least one of the air inlet ports is communicated with the corresponding air inlet hole. .

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