CN111938203A

CN111938203A - Double-cartridge electronic cigarette and power supply device thereof

Info

Publication number: CN111938203A
Application number: CN202010957101.3A
Authority: CN
Inventors: 董申恩
Original assignee: Shenzhen Ske Technology Co ltd
Current assignee: Shenzhen Ske Technology Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2020-11-17

Abstract

The invention provides a power supply device of a double-cartridge electronic cigarette. The power supply device comprises a body and an air guide assembly, wherein the body is provided with a bearing plate, a first mounting vacancy and a second mounting vacancy, the first mounting vacancy is used for mounting a first smoke cartridge and the second mounting vacancy is used for mounting a second smoke cartridge, the first mounting vacancy and the second mounting vacancy are positioned on two sides of the bearing plate, and the bearing plate is provided with an air passing port communicated with the first mounting vacancy and the second mounting vacancy; the air guide assembly is inserted into the air passing opening in an interference manner and is provided with an air guide opening communicated with the first mounting vacancy and the second mounting vacancy; the two ends of the air guide assembly surrounding the air guide port are respectively convexly provided with an elastic sealing part, and the two elastic sealing parts are respectively convexly extended into the first mounting vacant site and the second mounting vacant site; when the first cigarette cartridge and the second cigarette cartridge are respectively installed on the body, the two elastic sealing parts are respectively elastically abutted with the corresponding surfaces of the first cigarette cartridge and the second cigarette cartridge. In addition, the invention also provides the double-cartridge electronic cigarette. The technical scheme of the invention effectively solves the problem of tightness between the smoke cartridge and the power supply device.

Description

Double-cartridge electronic cigarette and power supply device thereof

Technical Field

The invention relates to the technical field of electronic cigarettes, in particular to a double-cartridge electronic cigarette and a power supply device thereof.

Background

Electronic cigarettes, also known as virtual cigarettes, electronic cigarettes. As a substitute for cigarettes, electronic cigarettes not only can meet the needs of smokers, but also have the advantages of environmental protection and health, and thus are widely used.

Electronic cigarettes in the prior art mostly adopt cartridges to store tobacco tar. The cigarette cartridge is an essential part of the electronic cigarette and is generally provided with an oil storage cavity, an atomizing core piece and the like. When the electronic cigarette works, the tobacco tar stored in the oil storage cavity is atomized under the heating action of the atomizing core piece, so that the smoke is formed. Two cigarette bullet electron cigarettes, the tobacco tar of different tastes can be saved to the electron cigarette of installing two cigarette bullets promptly to satisfy user's diversified demand. However, when two cartridges are attached to an electronic cigarette, if the sealing between the cartridges and the electronic cigarette main body is poor, the smoke oil easily flows out of the cartridges, and oil leaks.

Therefore, sealing between the cartridge and the body of the e-cigarette is an urgent problem to be solved.

Disclosure of Invention

The invention provides a double-cartridge electronic cigarette and a power supply device thereof, which effectively solve the problem of sealing between a cartridge and the power supply device.

In a first aspect, an embodiment of the present invention provides a power supply device for a dual-cartridge electronic cigarette, where the power supply device includes a body and an air guide assembly, the body is provided with a bearing plate, and a first installation vacancy and a second installation vacancy, which are located on two sides of the bearing plate, respectively, and are used for installing a first cartridge and a second cartridge, and the bearing plate is provided with an air passing port communicating the first installation vacancy and the second installation vacancy;

the air guide assembly is inserted into the air passing opening in an interference manner and is provided with an air guide opening communicated with the first mounting vacant position and the second mounting vacant position;

the two ends of the air guide assembly surrounding the air guide port are respectively provided with an elastic sealing part in a protruding mode, and the two elastic sealing parts respectively protrude into the first installation vacant site and the second installation vacant site;

the first cigarette bullet with the second cigarette bullet install respectively in during the body, two elastic sealing portion respectively with first cigarette bullet with the corresponding surperficial elasticity butt of second cigarette bullet to establish with external sealed gas circuit, so that the working air current between first cigarette bullet with the second cigarette bullet only passes through lead the gas port transmission.

Preferably, the air guide assembly comprises a main body, the inner wall of the main body is enclosed to form the air guide port, the two elastic sealing parts are respectively enclosed to the outer walls at the two ends of the main body, and the outer surfaces of the elastic sealing parts are elastically abutted to the inner walls of the air guide port.

Preferably, the air guide assembly further comprises a supporting member fixed relative to the main body, and two end faces of the supporting member, which are back to back, are elastically abutted to two end faces of the elastic sealing portions respectively.

Preferably, the outer wall of the main body is elastically abutted to the inner annular surface of the support member, the main body is provided with a fixing groove, the support member is correspondingly and convexly provided with a positioning edge, and the positioning edge is embedded in the fixing groove.

Preferably, the fixing groove is opened between the elastic sealing part and the main body, and the positioning edge is formed by extending two ends of the supporting part respectively in a direction away from the supporting part.

Preferably, the body and the support are injection molded by a double mold.

In a second aspect, an embodiment of the present invention provides a dual-cartridge electronic cigarette, where the dual-cartridge electronic cigarette includes a first cartridge, a second cartridge, and a power supply device; the power supply device comprises a body and an air guide assembly, wherein the body is provided with a bearing plate, a first mounting vacancy and a second mounting vacancy, the first mounting vacancy is used for mounting a first smoke cartridge and the second mounting vacancy is used for mounting a second smoke cartridge, the first mounting vacancy and the second mounting vacancy are positioned on two sides of the bearing plate, and the bearing plate is provided with an air passing hole communicated with the first mounting vacancy and the second mounting vacancy;

when the first cartridge and the second cartridge are respectively installed on the body, the two elastic sealing parts are respectively elastically abutted with corresponding surfaces of the first cartridge and the second cartridge so as to construct an air path sealed with the outside, so that the working air flow between the first cartridge and the second cartridge is only transmitted through the air guide port;

this internal airflow channel that is equipped with, first installation vacancy with second installation vacancy is along airflow channel's direction of air current motion locates in proper order the body, first cigarette bullet with the second cigarette bullet install respectively in first installation vacancy with during the second installation vacancy, the inside first gas circuit that atomizes of first cigarette bullet with the inside second gas circuit that atomizes of second cigarette bullet all with airflow channel communicates.

Preferably, first cigarette bullet with the second cigarette bullet all is including the main part that is equipped with the gas outlet, first cigarette bullet with the second cigarette bullet install respectively in first installation vacancy with during the second installation vacancy, the elastic sealing portion stretch out in the one end of first installation vacancy with the outward flange elasticity laminating of first cigarette bullet gas outlet, and encircle the gas outlet sets up, so that first cigarette bullet gas outlet combustion gas stream only passes through lead the gas port and flow into second atomizing air flue, the rethread the gas outlet of second cigarette bullet is discharged extremely air flow channel

Preferably, the first cartridge further comprises a sealing element, the sealing element is elastically sealed on the inner wall of the air outlet, and one end of the sealing element protrudes out of the main body and is arranged around the air outlet; when the first cigarette cartridge is installed in the first installation vacancy, one end of the elastic sealing part, which protrudes out of the first installation vacancy, is elastically abutted with one end of the sealing part, which protrudes out of the main body

Preferably, the main body further comprises an air inlet arranged opposite to the air outlet, and when the first cigarette cartridge and the second cigarette cartridge are respectively installed in the first installation vacancy and the second installation vacancy, one end of the elastic sealing part protruding to the second installation vacancy is elastically attached to the outer edge of the air inlet of the second cigarette cartridge and is arranged around the air inlet; so that the airflow discharged from the first cartridge air outlet flows into the second atomization air channel from the second cartridge air inlet only through the air guide opening and is discharged to the airflow channel through the second cartridge air outlet.

Preferably, the second cartridge further comprises a sealing seat, the sealing seat is elastically sealed on the inner wall of the air inlet, and one end of the sealing seat protrudes out of the main body and is arranged around the air inlet; when the second cigarette cartridge is installed in the second installation vacancy, one end of the elastic sealing part, which protrudes from the second installation vacancy, is elastically abutted to one end of the sealing seat, which protrudes from the main body.

Above-mentioned two cigarette bullet electron cigarettes and power supply unit thereof sets up the air guide subassembly through the gas port between first cigarette bullet and second cigarette bullet, when first cigarette bullet and second cigarette bullet were installed in the power supply unit body, the elasticity sealing at air guide subassembly both ends was respectively elasticity butt in the surface that first cigarette bullet and second cigarette bullet correspond to make the working gas flow between first cigarette bullet and the second cigarette bullet only pass through the gas port transmission, ensure to have good leakproofness between first cigarette bullet and second cigarette bullet and the power supply unit.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings may be derived from the structure shown in the drawings by those skilled in the art without the exercise of inventive faculty.

Fig. 1 is a perspective view of a power supply device according to an embodiment of the present invention.

Fig. 2 is a perspective view of the power supply device according to another angle provided in the embodiment of the present invention.

Fig. 3 is a cross-sectional view of a power supply device according to an embodiment of the invention.

Fig. 4 is a partially enlarged view of a portion of the power supply device a shown in fig. 3.

FIG. 5 is an exploded view of an air guide assembly provided by an embodiment of the present invention.

Figure 6 is a perspective view of a cartridge provided in accordance with an embodiment of the present invention.

Figure 7 is a cross-sectional view of a cartridge provided in accordance with an embodiment of the present invention.

Fig. 8 is an exploded view of a cartridge according to an embodiment of the invention.

Figure 9 is an exploded view of another angle of the cartridge provided by the embodiments of the present invention.

Figure 10 is a perspective view of a dual-cartridge e-cigarette provided by an embodiment of the invention.

Figure 11 is a cross-sectional view of a dual-cartridge e-cigarette provided in accordance with an embodiment of the present invention.

DESCRIPTION OF SYMBOLS IN THE DRAWINGS

Label name

1000 two-cartridge electronic cigarette 20 cartridge main body

99 power supply unit 200 liquid storage cavity

981 first cartridge 201 inner chamber

9810 first atomization gas path 202 gas outlet

982 second cartridge 203 cartridge air inlet

9820 base of second atomization gas path 21

910 the second magnetic member 211 is connected with the slot

10 body 212 fastening lug

101 first mounting void 213 floor

1010 first insertion port 214 limit edge

1011 first notch 215 line passing hole

102 second mounting vacancy 216 positioning rib

1020 second insertion opening 22 cartridge housing

1021 second gap 221 connecting convex rib

11 mounting bracket 222 conductive terminal

111 top plate 223 auxiliary line trough

112 carrier plate 30 seal

1120 air passing port 40 atomizing core

113 bottom plate 41 core body

1130 air guide groove 410 penetration hole

117 insert plate 411 heating element

12 casing 42 outlet pipe

120 chute 43 air inlet pipe

13 conductive element 4350 avoiding notch

131 conductive shell 50 sealing seat

1311 intake hole 51 extension

1312 air outlet 511 fastening slot

132 second conductive terminal 512 wire passing groove

14 air inlet 513 positioning groove

15 suction port 60 regulating switch

16 airflow channel 61 control part

161 air inlet section 70 main control board

162 atomizing section 80 gas regulating structure

163 air guide section 81 rotating disk

18 air guide assembly 811 air inlet slot

180 air guide 812 auxiliary air hole

181 elastic seal 82 damper

1810 support empty position 820 air passing groove

182 main body 19 power supply

1821 fixing groove 191 first magnetic element

183 support 1831 locating edge

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

For a clearer and more accurate understanding of the present invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings. The drawings illustrate examples of embodiments of the invention, in which like numerals represent like elements. It is to be understood that the drawings are not to scale as the invention may be practiced in practice, but are for illustrative purposes and are not to scale.

Please refer to fig. 1 to 5, which are a perspective view of a power supply device, a perspective view of another angle of the power supply device, a cross-sectional view of the power supply device, a partially enlarged view of a portion a of the power supply device, and an exploded view of an air guide assembly according to an embodiment of the present invention. The power supply 99 for a dual-cartridge e-cigarette includes a body 10, and an air guide assembly 18. The body 10 is generally cylindrical. The body 10 is provided with an air inlet 14, a suction port 15, and an air flow passage 16 communicating the air inlet 14 and the suction port 15, the air inlet 14, the suction port 15, and the air flow passage 16 forming a suction air path. In the present embodiment, the air inlet 14 is disposed at the side of the body 10, the suction port 15 is disposed at the top of the body 10, and the air flow channel 16 is disposed inside the body 10. When the power supply device 99 is operated, the air flow enters from the air inlet 14, passes through the air flow passage 16, and is discharged from the suction port 15.

The body 10 includes a mounting bracket 11, a conductive assembly 13, and a housing 12. The air inlet 14 is disposed at one end of the housing 12 near the suction opening 15, and the mounting bracket 11 is accommodated in the housing 12 and disposed at one end of the housing 12 near the suction opening 15. The mounting bracket 11 includes an insertion plate 117, a top plate 111, a bottom plate 113, and a carrier plate 112. In the embodiment, the top plate 111 and the bottom plate 113 are disposed at an interval, the carrier plate 112 is located between the top plate 111 and the bottom plate 113, the top plate 111, the carrier plate 112, and the bottom plate 113 are sequentially connected to the insertion plate 117 at an interval on the same side, and one sides of the top plate 111, the carrier plate 112, and the bottom plate 113 away from the insertion plate 117 are exposed to the power supply device 99. Wherein the top plate 111, the carrier plate 112, and the bottom plate 113 have the same cross section.

The body 10 is further provided with a first mounting vacancy 101 and a second mounting vacancy 102 at both sides of the bearing plate 112. A first mounting void 101 is formed between the bottom plate 113 and the carrier plate 112 and a second mounting void 102 is formed between the top plate 111 and the carrier plate 112. In the present embodiment, the first mounting void 101 and the second mounting void 102 open in this order in the direction of the air flow movement in the air flow passage 16. That is, the second mounting void 102 is provided between the first mounting void 101 and the suction port 15. The first mounting vacancy 101 is used for mounting the first cartridge 981, and the second mounting vacancy 102 is used for mounting the second cartridge 982.

The bearing plate 112 is provided with an air passing opening 1120 which is communicated with the first mounting vacant site 101 and the second mounting vacant site 102. The air guide assembly 18 is inserted into the air passing opening 1120 in an interference manner, and is provided with an air guide opening 180 communicating the first installation vacant site 101 with the second installation vacant site 102. In the present embodiment, the air guide assembly 18 includes a main body 182, the main body 182 is hollow and cylindrical, and the inner wall of the main body 182 is surrounded to form the air guide opening 180. The air guide assembly 18 is convexly provided with elastic sealing parts 181 at two ends surrounding the air guide opening 180, and the two elastic sealing parts 181 are convexly arranged in the first mounting vacant site 101 and the second mounting vacant site 102 respectively. The two elastic sealing parts 181 are respectively disposed around the outer walls of the two ends of the main body 182, and the outer surfaces of the elastic sealing parts 181 elastically abut against the inner walls of the air vents 1120. The main body 182 and the elastic sealing portion 181 are both flexible members.

When the first cartridge 981 and the second cartridge 982 are respectively installed on the body 10, the two elastic sealing portions 181 are respectively elastically abutted to corresponding surfaces of the first cartridge 981 and the second cartridge 982 to construct an air passage sealed with the outside, so that the working air flow between the first cartridge 981 and the second cartridge 982 is only transmitted through the air guide port 180.

In the above embodiment, the air guide assembly is arranged at the air passing port between the first cartridge and the second cartridge, when the first cartridge and the second cartridge are installed on the body, the elastic sealing parts at the two ends of the air guide assembly are respectively and elastically abutted to the corresponding surfaces of the first cartridge and the second cartridge, so that the working air flow between the first cartridge and the second cartridge is only transmitted through the air guide port, and good sealing performance between the first cartridge and the power supply device and between the second cartridge and the power supply device is ensured.

The air guide assembly 18 further includes a support 183 fixed relative to the main body 182. In this embodiment, a supporting space 1810 for installing the supporting member 183 is formed between the two elastic sealing portions 181, and the supporting member 183 is installed in the supporting space 1810. Specifically, the supporting member 183 is a circular ring body having a size corresponding to the size of the main body 182, an outer wall of the main body 182 elastically abuts against an inner ring surface of the supporting member 183, and two opposite end surfaces of the supporting member 183 elastically abut against two opposite end surfaces of the two elastic sealing portions 181.

In this embodiment, the main body 182 defines a fixing groove 1821, the supporting member 183 is correspondingly protruded with a positioning edge 1831, and the positioning edge 1831 is embedded in the fixing groove 1821 to fix the supporting member 183 to the main body 182. Specifically, the fixing groove 1821 is opened between the elastic sealing portion 181 and the main body 182, and is formed by extending the two ends of the support 183 away from the support 183 along the fixing groove 1831. In this embodiment, the main body 182 has four fixing slots 1821, the four fixing slots 1821 are symmetrically formed on two end surfaces of the main body 182, and the fixing slots 1821 are circular arcs. Correspondingly, the supporting member 183 has four positioning edges 1831, the four positioning edges 1831 are symmetrically disposed on two opposite end surfaces of the supporting member 183 in pairs, and the positioning edges 1831 are arc-shaped integrally. In some possible embodiments, the fixing groove 1821 may be a blind hole opened from two opposite ends of the elastic sealing portion 181 to two opposite end surfaces of the main body 182, the number of the fixing grooves 1821 and the positioning edge 1831 is not limited thereto, and may be four or three, and the like, and the shape of the fixing groove 1821 and the positioning edge 1831 is not limited thereto, and may be square, triangular, circular, and the like, and is not limited thereto. Wherein the support 183 is made of a hard material. In the present embodiment, the body 182 and the support 183 are injection molded by a double mold.

In the above embodiment, the supporting member is used for supporting and fixing the main body, so as to increase the hardness of the main body and prevent the main body from flanging when the first cartridge and the second cartridge are mounted in the first mounting vacancy and the second mounting vacancy.

The same side of the first installation vacancy 101 and the second installation vacancy 102 is provided with an insertion opening for inserting the first cartridge 981 and the second cartridge 982. Specifically, a first insertion opening 1010 provided in the first mounting void 101 and a second insertion opening 1020 provided in the second mounting void 102 are provided in the housing 12. In the present embodiment, the first insertion opening 1010 and the second insertion opening 1020 are both provided on the side of the first mounting void 101 and the second mounting void 102 away from the insertion plate 117.

The body 10 still sets up the breach with external UNICOM in the lateral wall of first installation vacancy 101 and second installation vacancy 102, and when first cigarette bullet 981 and second cigarette bullet 982 installed in corresponding first installation vacancy 101 and second installation vacancy 102, the breach is all revealed from to the partial lateral wall of first cigarette bullet 981 and second cigarette bullet 982. Specifically, the body 10 is provided with two notches in each of the first installation vacancy 101 and the second installation vacancy 102. The two first notches 1011 are symmetrically arranged on two side walls of the first installation vacancy 101 and are communicated with the first insertion hole 1010 of the first installation vacancy 101. The two second notches 1021 are symmetrically arranged on two side walls of the second mounting vacancy 102 and are communicated with a second insertion hole 1020 of the second mounting vacancy 102.

In the above embodiment, the notch is communicated with the insertion opening, and the part of the first cartridge and the second cartridge exposed from the notch is used for being held by a user, so that the user can conveniently install the first cartridge or the second cartridge in the first installation vacancy or the second installation vacancy, or the user can conveniently take down the first cartridge or the second cartridge from the first installation vacancy or the second installation vacancy.

When the first cartridge 981 and the second cartridge 982 are respectively installed in the first installation vacancy 101 and the second installation vacancy 102, the first atomization gas path 9810 inside the first cartridge 981 and the second atomization gas path 9820 inside the second cartridge 982 are both communicated with the air flow channel 16 (as shown in fig. 11). The external air enters the air flow channel 16 from the air inlet 14, and is discharged from the suction port 15 after passing through the first atomization air path 9810 and the second atomization air path 9820 in sequence.

Specifically, the air flow passage 16 includes an air intake section 161, an atomizing section 162, and an air guide section 163. The air inlet section 161 is communicated with the air inlet 14, the atomizing section 162 passes through the first atomizing air path 9810 and the second atomizing air path 9820, and the air guide section 163 is connected between the air inlet section 161 and the atomizing section 162. In the present embodiment, the air introduction section 161 and the atomizing section 162 are disposed side by side along the longitudinal direction of the body 10, and the air guide section 163 is disposed laterally along the body 10. The air inlet section 161 is disposed on a side of the insertion plate 117 away from the top plate 111, the loading plate 112, and the bottom plate 113, and the air guide section 163 is disposed on an end of the insertion plate 117 away from the suction opening 15. The external air enters the air inlet section 161 from the air inlet 14, and is discharged from the suction port 15 through the air guide section 163 and the atomizing section 162 in sequence.

In the above embodiment, the air flow channel is arranged in the space inside the body, and the air inlet path is arranged without additionally utilizing parts, so that the space is saved while the material is saved, and the structure of the power supply device is more compact.

The conductive assembly 13 includes a conductive housing 131 and two sets of second conductive terminals 132. When the conductive housing 131 is mounted on the body 10, one side of the conductive housing is fixed to the top plate 111, the bottom plate 113, and the end of the loading plate 112 away from the insertion opening, and the other side of the conductive housing is matched with the inner wall of the housing 12. The conductive housing 131 is provided with an inlet hole 1311 and an outlet hole 1312. The conductive shell 131 is provided with an air inlet 1311 which is communicated with the air inlet 14 provided on the shell 12, and an air outlet 1312 which is communicated with the first mounting vacant site 101. The intake section 161 is formed between an intake hole 1311 and an exhaust hole 1312. Specifically, one side of the conductive housing 131 facing the bottom plate 113 is provided with an air outlet 1312, and the bottom plate 113 is correspondingly provided with an air guiding groove 1130. One end of the air guide groove 1130 is communicated with the air outlet hole 1312, and the other end of the air guide groove 1130 is communicated with the first mounting vacant site 101. When the first cartridge 981 is installed in the first installation cavity 101, the air guide 1130 faces the internal air path of the first cartridge 981. The ambient air enters from the air inlet 14, passes through the air inlet hole 1311, flows through the air inlet section 161, and enters the first atomization air path 9810 through the air outlet hole 1312 and the cartridge air inlet 203 in sequence.

One end of each of the two sets of second conductive terminals 132 is received in the conductive housing 131, and the other end thereof passes through the conductive housing 131 and is received outside. When the conductive housing 131 is installed in the body 10, one end of the two sets of second conductive terminals 132 accommodated in the conductive housing 131 is located at the air inlet section 161 and electrically connected to the electronic components inside the body 10, where the electronic components include the power supply 19 of the power supply device 99. In this embodiment, the power supply 19 is disposed on a side of the base plate 113 remote from the first mounting void 101. The two sets of second conductive terminals 132 are accommodated in the first mounting vacancy 101 and the second mounting vacancy 102 respectively at the ends accommodated in the outside.

In the above embodiment, since one end of the second conductive terminal is located at the air inlet section, when the air flow enters from the air inlet and flows through the air inlet section, the air flow can effectively dissipate heat of the second conductive terminal, so that the situation that the temperature of the second conductive terminal is too high during operation, the generated heat is conducted outwards through the body, and a user is easily scalded when holding the body is avoided.

In some possible embodiments, the body 10 includes two sets of first conductive terminals (not shown). Wherein, one end of each of the two groups of first conductive terminals is electrically connected with the electronic component arranged inside the body 10; the other ends of the two groups of first conductive terminals respectively penetrate through the first mounting vacant positions 101 and the second mounting vacant positions 102 and face the cavity wall of the insertion opening so as to respectively extend into the first mounting vacant positions 101 and the second mounting vacant positions 102. In this embodiment, the ends of the two sets of first conductive terminals connected to the electronic component are located at the air inlet section 161.

The electronic components inside the body 10 further include a main control board 70 of the power supply device 99. In the present embodiment, the main control board 70 is disposed on a side of the conductive member 13 away from the suction opening 15. The power supply device 99 further includes an adjustment switch 60, and the adjustment switch 60 is electrically connected to the main control board 70. The casing 12 is provided with a sliding slot 120 at a position corresponding to the adjusting switch 60, one end of the adjusting switch 60 passes through the sliding slot 120 to be connected to the main control board 70, and the other end of the adjusting switch 60 is exposed to the outside from the sliding slot 120 to form an operation part 61 for a user to operate. In this embodiment, an anti-slip rib is protruded from an end of the control part 61 away from the main control board 70 to enhance the friction force, so as to facilitate the user to control. In some possible embodiments, an end surface of the control part 61 away from the main control board 70 may be provided with irregular grains, or an end of the control part 61 away from the main control board 70 may be provided with other materials capable of increasing friction, and the like, which are not described herein again. When the user operates the operating part 61, the operating part 61 slides along the sliding groove 120, and triggers the main control board 70 to generate different electric signals. Different electrical signals are used to control the power supply 99 to operate in different operating modes.

The body 10 further includes an air regulating structure 80, and the air regulating structure 80 is disposed at the air inlet 14. In the present embodiment, the air adjustment structure 80 includes a rotating disk 81 and a damping member 82. The rotating disk 81 is mounted on the damper 82 and is rotatable relative to the damper 82, and the damper 82 is fixed to the housing 12. The rotary disk 81 is provided with an air inlet groove 811 and an auxiliary air hole 812 communicating the air flow passage 16 with the outside, and the damper 82 is provided with an air passing groove 820 communicating with the air inlet 14. In the present embodiment, the air passing groove 820 and the air inlet groove 811 have circular arc shapes. Wherein, the size of the air inlet groove 811 is larger than that of the air passing groove 820. The user can adjust the size of the external air entering the air inlet 14 by rotating the rotating disk 81 to change the size of the communication area between the air inlet groove 811 and the air passing groove 820. The auxiliary air hole 812 is opened at the center of the rotary disk 81 to prevent the rotary disk 81 from completely blocking the air passing groove 820 and preventing external air from entering the air flow passage 16. In some possible embodiments, the air adjustment structure 80 may be other components with air adjustment function, and is not limited herein.

In the above embodiment, power supply unit sets up the structure of transferring qi for adjust the size that external gas got into the body, the user can adjust according to the demand of oneself. Simultaneously, the setting of assisting the gas pocket can prevent that power supply unit during operation, and the phenomenon of dry combustion method from appearing in first cigarette bullet or the second cigarette bullet that external gas can't follow the air inlet and flow in.

The main body 10 further has two sets of indicator lights (not shown) electrically connected to the electronic components inside the main body 10. Specifically, two sets of indicator lights are electrically connected to the main control board 70, and the two sets of indicator lights respectively illuminate the first installation vacancy 101 and the second installation vacancy 102 to indicate the working state of the corresponding first cartridge 981 and second cartridge 982. In the present embodiment, two sets of indicator lamps are respectively provided on the side of the insertion plate 117 corresponding to the first insertion hole 101 facing the first insertion hole 1010 and the side of the insertion plate 117 corresponding to the second insertion hole 102 facing the second insertion hole 1020. When the first cartridge 981 works, the indicator lamp corresponding to the first installation vacancy 101 is on; when the second cartridge 982 works, the indicator light corresponding to the second mounting vacancy 102 is on; when the first cartridge 981 and the second cartridge 982 are operating simultaneously, both sets of indicator lights are on.

In some possible embodiments, the two sets of indicator lights may be mounted on a side wall of the housing 12 or the like for easy viewing by a user, and are not limited herein.

In the above embodiment, under the different mode of power supply unit, two sets of pilot lamps can produce different display states, and the user can know the behavior of first cigarette bullet and second cigarette bullet respectively according to the display state of two sets of pilot lamps.

Please refer to fig. 6 to 11, which are a perspective view of a cartridge, a cross-sectional view of the cartridge, an exploded view of the cartridge from another angle, a perspective view of a dual-cartridge electronic cigarette, and a cross-sectional view of the dual-cartridge electronic cigarette according to an embodiment of the present invention. The dual-cartridge electronic cigarette 1000 includes a first cartridge 981, a second cartridge 982, and a power supply 99. The specific structure of the power supply device 99 refers to the above-described embodiment. The specific structures of the first cartridge 981 and the second cartridge 982 are identical, and the first cartridge 981 will be described in detail as an example. The first cartridge 981 includes a cartridge body 20, and an atomizing core 40.

The cartridge body 20 is provided with an inner cavity 201, an air outlet 202 communicating the inner cavity 201 with the outside, and a cartridge air inlet 203, and the cartridge body 20 includes a base 21 and a cartridge case 22. In this embodiment, the air outlet 202 is disposed at one end of the cartridge housing 22, the cartridge air inlet 203 is disposed at the base 21, and the cartridge air inlet 203 is disposed opposite to the air outlet 202. The other end of the cartridge housing 22 is open, and when the base 21 is mounted on the cartridge housing 22, the opening is sealed and the inner cavity 201 is defined by the base and the cartridge housing 22. One of the end surface of the cartridge case 22 where the opening is located and the end surface corresponding to the base 21 is convexly provided with a connecting convex rib, and the other end of the cartridge case is correspondingly provided with a connecting groove. When the base 21 is installed on the shell 22 of the cartridge, the connecting convex rib is inserted into the connecting groove in an interference manner. The connecting ribs and the connecting grooves are welded by ultrasonic welding to fix the base 21 and the cartridge case 22. In this embodiment, the cartridge case 22 has a connection rib 221, and the base 21 has a connection groove 211.

The atomizing core 40 is accommodated in the inner cavity 201 and is partially inserted into the air outlet 202, so that the first atomizing air passage 9810 in the atomizing core 40 is communicated with the air outlet 202; another portion of the atomizing core 40 is inserted into the cartridge inlet 203 such that the first atomizing air passage 9810 is in communication with the cartridge inlet 203. In this embodiment, the atomizing core 40 includes a core body 41 having a first atomizing passage 9810 therein, an outlet tube 42 communicating with the first atomizing passage 9810, and an inlet tube 43 communicating with the first atomizing passage 9810. The air outlet pipe 42 is disposed at one end of the core body 41 facing the air outlet 202, and the air inlet pipe 43 is disposed at one end of the core body 41 facing the base 21. The core body 41 is accommodated in the cartridge main body 20 and abuts against and limits the inner wall of the cartridge main body 20, the air outlet pipe 42 is inserted into the air outlet 202, and the air inlet pipe 43 is partially inserted into the cartridge air inlet 203. In this embodiment, the end surface of the atomizing core 40 inserted into the air outlet 202 is flush with the plane of the outer edge of the air outlet 202. That is, the end face of the outlet tube 42 remote from the core body 41 is flush with the end face of the cartridge housing 22 remote from the base 21. The end face of the atomizing core 40 that is inserted into the cartridge inlet 203 is flush with the plane in which the outer edge of the cartridge inlet 203 lies. That is, the end surface of the air inlet pipe 43 remote from the core body 41 is flush with the end surface of the base 21 remote from the cartridge case 22.

A liquid storage cavity 200 of the first cartridge 981 is formed between the inner wall of the cartridge main body 20 and the outer wall of the core body 41, and the liquid storage cavity 200 is used for storing tobacco tar. In this embodiment, the cartridge body 20 is made of a light transmissive material. The light-transmitting material includes, but is not limited to, glass, acrylic, and the like. When first cigarette bullet 981 and second cigarette bullet 982 install respectively in first installation vacancy 101 and second installation vacancy 102, the three side of cigarette bullet all appears in the external world, and the user can observe whether the tobacco tar of storage is used up in first cigarette bullet 981, the second cigarette bullet 982 through first breach 1011, second breach 1021 or first inserted hole 1010, second inserted hole 1020 for the user can directly perceivedly understand the in service behavior of first cigarette bullet 981, second cigarette bullet 982. In addition, because the cartridge body 20 is made of a light-transmitting material, the cartridge has multiple sides that enter the light, and the user can clearly view the liquid level of the tobacco tar stored in the reservoir 200.

The body 10 is provided with a first magnetic part 191 on the inner wall of the first mounting vacancy 101 and the inner wall of the second mounting vacancy 102 facing the insertion opening, and a second magnetic part 910 is correspondingly arranged on the first smoke cartridge 981 and the second smoke cartridge 982. In the present embodiment, the first magnetic member 191 is disposed in the conductive housing 131 of the conductive assembly 13, and the second magnetic member 910 is disposed on a side of the first cartridge 981 and the second cartridge 982 facing the insertion plate 117. When the first cartridge 981 and the second cartridge 982 are inserted into the first installation vacancy 101 and the second installation vacancy 102 along the corresponding insertion openings, the first magnetic piece 191 and the second magnetic piece 910 are magnetically connected to fix the first cartridge 981 and the second cartridge 982 to the body 10.

The body 10 is provided with a third magnetic member (not shown) on the bottom wall enclosing the first installation vacancy 101 and the second installation vacancy 102, and the first smoke cartridge 981 and the second smoke cartridge 982 are correspondingly provided with a fourth magnetic member (not shown). The third magnetic piece is respectively arranged at one end of the bottom wall of the first installation vacancy 101, which is far away from the first insertion opening 1010, and at one end of the bottom wall of the second installation vacancy 102, which is far away from the second insertion opening 1020, and the fourth magnetic piece is respectively arranged at the bottom wall of one end of the first cartridge 981, which is preferentially inserted into the first installation vacancy 101, and the bottom wall of one end of the second cartridge 982, which is preferentially inserted into the second installation vacancy 102. When the first cartridge 981 and the second cartridge 982 are inserted into the corresponding first mounting vacancy 101 and the second mounting vacancy 102, the third magnetic part and the fourth magnetic part are at least partially arranged oppositely. In this embodiment, the third magnetic member and the fourth magnetic member are disposed to face each other. That is, the third magnetic member is disposed at a position on the bottom wall of the first mounting space 101 and the bottom wall of the second mounting space 102, respectively, closer to the insertion plate 117 than the fourth magnetic member is disposed at a position on the bottom wall of the first cartridge 981 and the bottom wall of the second cartridge 982, respectively. In some possible embodiments, the third magnetic member and the fourth magnetic member are disposed diametrically opposite.

In the above embodiment, the third magnetic part and the fourth magnetic part are arranged just right, so that the third magnetic part has a magnetic traction force towards the insertion plate to the fourth magnetic part, and under the action of the magnetic traction force, the first smoke cartridge and the second smoke cartridge are respectively installed in the first installation vacancy and the second installation vacancy, so that the smoke cartridges are not easily influenced by external force and slide out from the installation vacancies, and the smoke cartridges can be electrically connected with the body more stably.

When the first cigarette cartridge 981 and the second cigarette cartridge 982 are respectively installed in the first installation vacancy 101 and the second installation vacancy 102, one end of the elastic sealing part 181 protruding to the first installation vacancy 101 is elastically attached to the outer edge of the air outlet 202 of the first cigarette cartridge 981, and the elastic sealing part surrounds the air outlet 101. So that the airflow exiting the air outlet 202 of the first cartridge 981 flows only through the air guide opening 180 into the second atomizing air passage 9820 and exits through the air outlet 202 of the second cartridge 982 to the airflow path 16. One end of the elastic sealing part 181 protruding out of the second mounting vacancy 102 is elastically attached to the outer edge of the second cartridge 982 cartridge air inlet 203 and is arranged around the cartridge air inlet 203. Such that the airflow discharged from the outlet 202 of the first cartridge 981 flows from the inlet 203 of the second cartridge 982 into the second atomizing airway 9820 only through the air guide port 180 and is discharged through the outlet 202 of the second cartridge 982 to the airflow passageway 16.

The first cartridge 981 also includes a seal 30. One end of the sealing member 30 is elastically sealed between the atomizing core 40 and the inner wall of the air outlet 202, and the other end of the sealing member 30 protrudes out of the cartridge body 20 and is disposed around the air outlet 202. Specifically, one end of the sealing element 30 is sleeved on the air outlet pipe 42 in an interference manner and is abutted against the end face of the core body 41, the outer peripheral surface of the sealing element 30, which is away from the air outlet pipe 42, is in interference sealing with the inner wall of the air outlet 202, and the other end of the sealing element 30 protrudes out of the air outlet 202. When the first cartridge 981 is installed in the first installation vacancy 101, one end of the elastic sealing part 181 protruding out of the first installation vacancy 101 is elastically abutted with one end of the sealing element 30 protruding out of the main body 10. Specifically, the size of the elastic sealing portion 181 is adapted to the size of the end of the sealing member 30 protruding out of the air outlet 202.

In the above embodiment, the elastic sealing portion is elastically abutted to the sealing member, so that the sealing performance of the air path between the first atomization air path and the air guide port is ensured, and the influence of external air flow on the working air flow of the electronic cigarette is prevented. The sealing member elastic seal is between the inner wall of atomizing core spare and gas outlet for atomizing core spare seal installation when main part, the tobacco tar of saving in the stock solution chamber can not flow from the gas outlet, has ensured the leakproofness of cigarette bullet, has effectively prevented the emergence of oil leak phenomenon.

The first cartridge 981 also includes a seal seat 50. One end of the seal seat 50 is elastically sealed between the atomizing core 40 and the inner wall of the cartridge inlet 203, and the other end of the seal seat 50 protrudes out of the cartridge body 20 and is disposed around the cartridge inlet 203. Specifically, one end of the seal seat 50 is sleeved on the air inlet pipe 43 in an interference manner and abutted against the end face of the core body 41, the surface of the seal seat 50 departing from the air inlet pipe 43 is sealed in an interference manner with the inner wall of the smoke cartridge air inlet 203, and the other end of the seal seat 50 protrudes out of the smoke cartridge air inlet 203. When the second cartridge 982 is installed in the second installation vacancy 102, one end of the elastic sealing part 181 protruding out of the second installation vacancy 102 is elastically abutted with one end of the sealing seat 50 protruding out of the cartridge air inlet 203. Specifically, the size of the elastic sealing portion 181 is adapted to the size of the end of the sealing seat 50 protruding out of the cartridge air inlet 203.

In the above embodiment, the elastic sealing portion is elastically abutted to the sealing seat, so that the sealing performance of the air path between the second atomization air path and the air guide port is ensured, and the influence of external air flow on the working air flow of the electronic cigarette is prevented. The seal receptacle elastic seal is between the inner wall of atomizing core spare and air inlet for when atomizing core spare was installed in the main part, the tobacco tar of saving in the stock solution chamber can not flow from the air inlet, has ensured the leakproofness of cigarette bullet, has effectively prevented the emergence of oil leak phenomenon.

One end of the sealing seat 50 is inserted into the cartridge inlet 203 in an interference manner to be preassembled in the base 21. The other end of the sealing seat 50 is attached to the base 21, and an extension portion 51 is extended toward the periphery of the base 21, and the peripheral surface of the extension portion 51 is in interference fit with the inner wall of the cartridge case 22 for sealing. Specifically, the base 21 is further provided with a fastening rib 212, and the extension 51 is correspondingly provided with a fastening groove 511. When the sealing seat 50 is mounted on the base 21, the sealing seat 50 is inserted into the cartridge inlet 203 in an interference manner, and the fastening protrusion 212 is inserted into the fastening slot 511 in an interference manner, so that the sealing seat 50 is preassembled on the base 21. The base 21 further comprises a bottom plate 213 provided with a cartridge air inlet 203 and a protruding limit edge 214 extending along the edge of the bottom plate 213. The inner wall of the stopper flange 214 and the bottom plate 213 enclose an installation space for installing the sealing seat 50. When the sealing seat 50 is installed in the installation space, one end of the extending portion 51 facing the base 21 is in interference fit with the inner wall of the limiting edge 214. Wherein the connection slot 211 opens at a side of the limit rim 214 facing the cartridge housing 22.

The atomizing core 40 is pre-inserted into the air outlet 202 or cartridge air inlet 203 for pre-assembly with the cartridge housing 22 or base 21. Specifically, the atomizing core 40 is pre-inserted into the air outlet 202 by the cooperation between the air outlet tube 42, the sealing member 30, and the cartridge housing 22; the atomizing core 40 is pre-inserted into the cartridge inlet 203 by cooperation between the inlet tube 43, the seal seat 50, and the base 21.

When the first smoke cartridge 981 and the second smoke cartridge 982 are respectively installed in the first installation vacancy 101 and the second installation vacancy 102, the first smoke cartridge 981 and the second smoke cartridge 982 are electrically connected with the body 10. Specifically, the side wall of the cartridge housing 22 is provided with conductive terminals 222. When the first cartridge 981 is mounted in the first mounting vacancy 101 and the second cartridge 982 is mounted in the second mounting vacancy 102, the conductive terminals 222 of the cartridges are electrically connected with the second conductive terminals 132. In the present embodiment, the cartridge housing 22 has two conductive terminals 222, and the two conductive terminals 222 are disposed on the side wall of the cartridge housing 22 side by side at intervals.

The core body 41 is provided with a heating element 411 and a conductive lead (not shown). In this embodiment, the entire heating element 411 is in a shape of a hollow cylinder, and the heating element 411 surrounds to form the first atomization air path 9810. One end of the conductive lead is electrically connected to the heating element 411, and the other end of the conductive lead extends out of the base 21 along the gap between the sealing seat 50 and the base 21 and extends to be electrically connected to the conductive terminal 222. Specifically, the cartridge body 20 is provided with a wire passage channel that communicates the cartridge air inlet 203 and the conductive terminal 222. The conductive leads extending from the cartridge inlet 203 run along the wire slots. In this embodiment, the end of the air inlet tube 43 inserted into the smoke cartridge air inlet 203, the corresponding portion of the sealing seat 50, and the corresponding portion of the fastening rib 212 are respectively provided with an avoiding notch 4350 for the conductive lead to pass through, and the avoiding notches 4350 are respectively disposed on the side of the air inlet tube 43, the sealing seat 50, and the fastening rib 212 close to the conductive terminal 222. The surface of the extending portion 51 facing the base 21 is provided with a wire passing groove 512 corresponding to the avoiding notch 4350, and the side wall of the base 21 is provided with a wire passing hole 215 corresponding to the wire passing groove 512. The cartridge housing 22 is opened with an auxiliary wire passage 223 corresponding to the wire passage hole 215 and communicating with the conductive terminal 222. One end of the conductive lead, which is far away from the heating component 411, sequentially passes through the air inlet pipe 43 and the avoiding notch 4350 arranged on the sealing seat 50, is arranged along the line passing groove 512, sequentially extends out of the shell 22 from the avoiding notch 4350 and the line passing hole 215 of the fastening convex rib 212, and is arranged along the auxiliary line passing groove 223 until being electrically connected with the conductive terminal 222.

In the above embodiment, because the air inlet pipe is inserted into the end portion of the air inlet, the corresponding portion of the sealing seat and the corresponding portion of the fastening convex edge are provided with the avoidance notches for the conductive leads to pass through, the conductive leads can pass through the avoidance notches and be arranged in the wire passing groove, and finally the base extends out of the wire passing hole, so that the sealing seat can be tightly sealed on the base while the conductive leads are installed. In addition, the conducting lead is arranged between the sealing seat and the base, so that the situation that the other end of the sealing seat, which protrudes out of the air inlet, is flanged when the cigarette cartridge is installed on the power supply device can be avoided.

In some possible embodiments, one end of the conductive lead is electrically connected to the heat generating component 411, and the other end extends along the air inlet tube 43 from the cartridge air inlet 203 and extends to be electrically connected to the conductive terminal 222.

The base 21 is further provided with a positioning rib 216, and the extension 51 is correspondingly provided with a positioning groove 513. In the present embodiment, the positioning ribs 216 are symmetrically disposed on a side of the base 21 facing the sealing seat 50. When the sealing seat 50 is installed on the base 21, the positioning protruding rib 216 is inserted into the positioning groove 513, so that two ends of the wire passing groove 512 are respectively arranged corresponding to the avoiding notch 4350 and the wire passing hole 215.

The core body 41 is provided with a penetration hole 410, and the tobacco tar stored in the liquid storage chamber 200 enters the core body 41 through the penetration hole 410 and is adsorbed by the heating element 411. When an external power source supplies power to the heating element 411 through the conductive terminal 222 and the conductive lead, the temperature of the heating element 411 increases and heats the tobacco tar attached to the heating element 411 to form an aerosol. The aerosol is expelled from the outlet 202 by the airflow entering from the cartridge inlet 203.

In the above embodiment, because two smoke cartridges can be installed to the power supply unit, two kinds of tobacco tar of different tastes can be stored respectively in the stock solution chamber in two smoke cartridges. When only the first cartridge is operated, smoke with one taste is generated; when only the second cartridge is operated, smoke of another taste is generated. And inside first atomizing air flue of first cigarette bullet and the inside second atomizing air flue of second flue all communicate with airflow channel, and the external gas gets into airflow channel from the air inlet to discharge from the suction port after first atomizing air flue and second atomizing air flue in proper order, when two cigarette bullets simultaneous workings, can produce the smog of mixing the taste, thereby satisfy the demand of user to many tastes electron cigarette. In addition, through the cooperation of sealing member and seal receptacle, with atomizing core spare elastic seal installation in the main part, effectively prevent to save the tobacco tar in the stock solution chamber and can not flow from it.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, insofar as these modifications and variations of the invention fall within the scope of the claims of the invention and their equivalents, the invention is intended to include these modifications and variations.

The above-mentioned embodiments are only examples of the present invention, which should not be construed as limiting the scope of the present invention, and therefore, the present invention is not limited by the claims.

Claims

1. The power supply device for the double-cartridge electronic cigarette is characterized by comprising a body and an air guide assembly, wherein the body is provided with a bearing plate, a first mounting vacancy and a second mounting vacancy, the first mounting vacancy is used for mounting a first cartridge and the second mounting vacancy is used for mounting a second cartridge, the first mounting vacancy and the second mounting vacancy are located on two sides of the bearing plate, and the bearing plate is provided with an air passing hole communicated with the first mounting vacancy and the second mounting vacancy;

the first cigarette bullet with the second cigarette bullet install respectively in when the body, two the elastic sealing portion respectively with first cigarette bullet with the corresponding surperficial elasticity butt of second cigarette bullet to establish with external sealed gas circuit, so that the working air current between first cigarette bullet with the second cigarette bullet only passes through lead the gas port transmission.

2. The power supply device of a dual-cartridge electronic cigarette of claim 1, wherein the air guide assembly comprises a main body, the inner wall of the main body is surrounded to form the air guide opening, the two elastic sealing parts are respectively surrounded to the outer walls at the two ends of the main body, and the outer surfaces of the elastic sealing parts are elastically abutted to the inner wall of the air guide opening.

3. The power supply device for a dual-cartridge electronic cigarette of claim 2, wherein the air guide assembly further comprises a support member fixed to the main body, and opposite end surfaces of the support member are elastically abutted to opposite end surfaces of the two elastic sealing portions, respectively.

4. The power supply device of a dual-cartridge electronic cigarette of claim 3, wherein the outer wall of the main body elastically abuts against the inner ring surface of the support member, the main body is provided with a fixing groove, the support member is correspondingly provided with a positioning edge in a protruding manner, and the positioning edge is embedded in the fixing groove.

5. The power supply apparatus for a dual-cartridge electronic cigarette according to claim 4, wherein the fixing groove is opened between the elastic sealing portion and the main body, and the positioning is formed by extending both ends of the support member in a direction away from the support member.

6. The power supply of a dual-cartridge electronic cigarette of claim 3, wherein the body and the support are injection molded by a double mold.

7. A dual-cartridge electronic cigarette, which is characterized by comprising a first cartridge, a second cartridge and the power supply device according to any one of claims 1-6; this internal airflow channel that is equipped with, first installation vacancy with second installation vacancy is along airflow channel's direction of air current motion locates in proper order the body, first cigarette bullet with the second cigarette bullet install respectively in first installation vacancy with during the second installation vacancy, the inside first gas circuit that atomizes of first cigarette bullet with the inside second gas circuit that atomizes of second cigarette bullet all with airflow channel communicates.

8. The dual-cartridge electronic cigarette of claim 7, wherein the first cartridge and the second cartridge each include a body having an air outlet, and when the first cartridge and the second cartridge are respectively mounted in the first mounting space and the second mounting space, the end of the elastic sealing portion protruding from the first mounting space is elastically attached to an outer edge of the air outlet of the first cartridge and is disposed around the air outlet, so that the air flow discharged from the air outlet of the first cartridge flows into the second atomizing air passage only through the air guide opening and is discharged to the air flow passage through the air outlet of the second cartridge.

9. The dual-cartridge electronic cigarette of claim 8, wherein the first cartridge further comprises a sealing member elastically sealed to an inner wall of the air outlet, one end of the sealing member protruding out of the main body and disposed around the air outlet; when the first cigarette cartridge is installed in the first installation vacancy, one end of the elastic sealing part, which protrudes from the first installation vacancy, is elastically abutted with one end of the sealing part, which protrudes from the main body.

10. The dual-cartridge electronic cigarette of claim 8, wherein the body further comprises an air inlet disposed opposite the air outlet, and when the first cartridge and the second cartridge are mounted in the first mounting void and the second mounting void, respectively, the end of the elastic sealing portion protruding into the second mounting void is elastically attached to an outer edge of the air inlet of the second cartridge and disposed around the air inlet; so that the airflow discharged from the first cartridge air outlet flows into the second atomization air channel from the second cartridge air inlet only through the air guide opening and is discharged to the airflow channel through the second cartridge air outlet.

11. The dual-cartridge electronic cigarette of claim 10, wherein the second cartridge further comprises a sealing seat, the sealing seat being elastically sealed to an inner wall of the air inlet, one end of the sealing seat protruding outside the main body and being disposed around the air inlet; when the second cigarette cartridge is installed in the second installation vacancy, one end of the elastic sealing part, which protrudes from the second installation vacancy, is elastically abutted to one end of the sealing seat, which protrudes from the main body.