阅读说明：本技术 支架、吸嘴结构和电子烟 (Support, suction nozzle structure and electron cigarette ) 是由 赵连超 于 2021-01-13 设计创作，主要内容包括：本发明公开了一种支架、吸嘴结构和电子烟。所述支架用于固定电子烟的油杯,包括：油杯容纳腔(101)和转轴容纳孔(102)；所述油杯容纳腔(101)环绕所述转轴容纳孔(102)设置,用于在支架(1)的带动下绕套置在转轴容纳孔(102)中的转轴转动；所述油杯容纳腔(101)为多个,所述油杯容纳腔间隔设置。本发明解决由于常规的大口数电子烟仅具有一个油杯口且烟道较长,导致的口味单一、烟道口靠近吸嘴的一端容易产生烟油堆积从而影响用户使用体验的技术问题。(The invention discloses a support, a suction nozzle structure and an electronic cigarette. The oil cup that the support is used for fixed electron cigarette includes: the oil cup accommodating cavity (101) and the rotating shaft accommodating hole (102); the oil cup accommodating cavity (101) is arranged around the rotating shaft accommodating hole (102) and is used for rotating around the rotating shaft sleeved in the rotating shaft accommodating hole (102) under the driving of the bracket (1); the oil cup holds chamber (101) and is a plurality of, the oil cup holds the chamber interval and sets up. The invention solves the technical problems that the conventional large-opening electronic cigarette only has one oil cup opening and a longer flue, so that the taste is single, and the smoke oil accumulation is easily generated at one end of the flue opening close to the suction nozzle, thereby influencing the use experience of a user.)

1. A holder, for holding an oil cup of an electronic cigarette, comprising: the oil cup accommodating cavity (101) and the rotating shaft accommodating hole (102); the oil cup accommodating cavity (101) is arranged around the rotating shaft accommodating hole (102) and is used for rotating around the rotating shaft sleeved in the rotating shaft accommodating hole (102) under the driving of the bracket (1); the oil cup holds chamber (101) and is a plurality of, the oil cup holds the chamber interval and sets up.

2. The suction nozzle structure is characterized by comprising oil cups (2), a suction nozzle cover (3), a rotating shaft (4) and the support (1) of claim 1, wherein the oil cups (2) are sleeved on the rotating shaft (4) through the support (1), one ends of the oil cups (2) and the rotating shaft (4) are connected with the suction nozzle cover (3), the suction nozzle cover (3) is provided with a suction nozzle (301) and an air passage which is used for independently communicating the suction nozzle (301) with the air guide pipes of the oil cups (2), and the oil cups (2) move axially along the rotating shaft (4) to be used for switching the communication between the air passage and the air guide pipes of different oil cups.

3. A suction nozzle structure according to claim 2, wherein said suction nozzle (301) is provided at a central periphery of an upper end mounting surface of said nozzle cover (3).

4. A suction nozzle arrangement according to claim 2, characterized in that the suction nozzle arrangement comprises a first seal (5) arranged between the oil cup (2) and the suction nozzle cover (3), said first seal (5) being provided with a through hole corresponding to said air passage; and/or the presence of a gas in the gas,

and the first sealing element (5) is provided with a mounting hole corresponding to the rotating shaft (4).

5. An electronic cigarette, characterized by comprising a heating element (6), a battery (7), a microphone (8) and a mouthpiece structure according to claim 2 or 3,

one end of the suction nozzle structure, which is far away from the suction nozzle cover (3), is connected with a battery (7);

the heating component (6) comprises a heating wire arranged in the oil cup (2) and an electrode (601) penetrating through the bottom wall of the oil cup (2) and used for being connected with the battery (7), and the heating wire is connected with the electrode (601);

one end of the battery (7) is provided with a battery rod electrode (701) corresponding to the electrode (601), and the other end of the battery (7) is connected with the microphone (8).

6. The electronic cigarette according to claim 5, characterized in that the battery is provided with 1 battery rod electrode (701), the plurality of oil cups (2) can rotate along the rotating shaft (4) relative to the battery (7), and the electrodes (601) of the heating components (6) configured by the plurality of oil cups (2) realize the connection of the electrodes (601) of the heating components (6) of different oil cups (2) and the battery rod electrodes (701) by rotating around the rotating shaft (4).

7. The electronic cigarette according to claim 5, wherein the connecting end surface of the oil cup (2) is a fan-shaped structure, and the outer peripheral surfaces of a plurality of oil cups (2) are enclosed to form a complete circle.

8. The electronic cigarette according to claim 5, wherein the heat generating component (6) comprises at least one of:

in the first mode, the heating component (6) comprises a second sealing element (9) sleeved at a port of one end of the oil cup (2) far away from the electrode (601);

secondly, the heating component (6) comprises a third sealing member (10) for sealing and connecting the oil cup (2) and the electrode (601).

9. The electronic cigarette according to claim 7, characterized in that the electronic cigarette comprises 3 oil cups (2), 3 of the oil cups (2) being arranged in a ring.

10. The electronic cigarette according to claim 5, characterized by comprising an outer oil cup tube sleeved on a plurality of oil cups (2) and a bracket (1) and a section tube (11) arranged to surround the battery.

Technical Field

The invention relates to the field of electronic cigarettes, in particular to a support, a suction nozzle structure and an electronic cigarette.

Background

With the increase of the consumer groups of the electronic cigarettes, the requirements of the consumer groups on products are also increased. For the straight mouth number of disposable cigarette not enough user's consumption demand, be the large mouth number product between 1500 mouths to 2000 mouths based on mainstream product in the existing market, the product of large mouth number because the flue is long, there is the easy condensation of tobacco tar atomizing back at the top port and gathers the tobacco tar, and the existing market product all only uses a heater work, nevertheless because of heater life restriction, the large mouth number product must lead to the taste to worsen (because of the heating wire has the carbonization problem behind the many mouths number, thereby lead to the taste to descend and directly cause the burnt paste and obviously stick with the flavor). Meanwhile, the conventional electronic cigarette is only provided with one oil cup and only has one taste, and the user feels tired in the process of long-term use.

The air ducts that a plurality of oil cups of the electron cigarette of current many tastes correspond converge in the air flue mouth department of suction nozzle, and the different taste that leads to switches the in-process and remain the result of use that the tobacco tar influence switches over the back, if switch over taste B from taste A, because the tobacco tar that has taste A remains in suction nozzle air flue department, lead to mixing with the residual atomized tobacco tar of taste A in the atomized tobacco tar of taste B after the switching to influence user and use experience.

Disclosure of Invention

The invention mainly aims to provide a support, a suction nozzle structure and an electronic cigarette, which are used for solving the technical problem that a conventional large-mouth electronic cigarette only has one oil cup with single taste, and further solving the technical problem that residual tobacco tar influences the switching effect and the user experience in the switching process of different tastes due to the fact that air ducts corresponding to a plurality of oil cups of the conventional electronic cigarette with various tastes are converged at an air passage of a suction nozzle. Further, the technical problems that the conventional electronic cigarette structure is long in flue, 1 group of heating wire assemblies and a plurality of microphones are arranged, smoke oil atomization caused by the fact that the smoke oil is easy to condense at the port, the heating wires are easy to age, use is affected, and the electronic cigarette overall structure is complex and time-consuming to assemble are solved.

To achieve the above object, according to one aspect of the present invention, a stent is provided.

This support is used for the oil cup of fixed electron cigarette, includes: the oil cup accommodating cavity and the rotating shaft accommodating hole are formed in the rotating shaft; the accommodating cavity is arranged around the rotating shaft accommodating hole and is used for rotating around the rotating shaft sleeved in the rotating shaft accommodating hole under the driving of the bracket; the oil cup holds the chamber and is a plurality of, the oil cup holds the chamber interval setting.

In order to achieve the above object, according to another aspect of the present invention, there is provided a suction nozzle structure.

The suction nozzle structure comprises oil cups, a suction nozzle cover, a rotating shaft and the support, wherein the oil cups are sleeved on the rotating shaft through the support, one ends of the oil cups and the rotating shaft are connected with the suction nozzle cover, the suction nozzle cover is provided with a suction nozzle and an air passage which is used for independently communicating the suction nozzle with the air guide pipes of the oil cups, and the oil cups are communicated with the air guide pipes of different oil cups along the axial motion of the rotating shaft.

Further, the suction nozzle is arranged on the periphery of the center of the mounting surface at the upper end of the suction nozzle cover.

Furthermore, the suction nozzle structure comprises a first sealing element arranged between the oil cup and the suction nozzle cover, and a through hole is formed in the first sealing element corresponding to the air passage; and/or the presence of a gas in the gas,

and the first sealing element is provided with a mounting hole corresponding to the rotating shaft.

To achieve the above object, according to another aspect of the present invention, an electronic cigarette is provided.

The electronic cigarette comprises any one of the suction nozzle structures, the heating component, the battery and the microphone,

one end of the suction nozzle structure, which is far away from the suction nozzle cover, is connected with the battery;

the heating component comprises a heating wire arranged in the oil cup and an electrode penetrating through the bottom wall of the oil cup and used for being connected with a battery, and the heating wire is connected with the electrode;

one end of the battery is provided with a battery rod electrode corresponding to the electrode, and the other end of the battery is connected with the microphone.

Furthermore, the battery is provided with 1 battery pole electrode, the oil cups can rotate along the rotating shaft relative to the battery, and the electrodes of the heating component configured by the oil cups rotate around the rotating shaft to realize the connection of the electrodes of the heating component of different oil cups and the battery pole electrodes.

Furthermore, the connecting end surface of the oil cup is of a fan-shaped structure, and the peripheral surfaces of the plurality of oil cups are enclosed to form a complete circle.

Further, the heat generating component comprises at least one of the following modes:

in the first mode, the heating assembly comprises a second sealing element sleeved at a port of one end of the oil cup, which is far away from the electrode;

in a second mode, the heating assembly comprises a third sealing element used for sealing and connecting the oil cup and the electrode.

Further, the electron cigarette includes 3 oil cups, 3 the oil cup is the annular arrangement.

Further, the oil cup comprises oil cup outer pipes sleeved on the plurality of oil cups and section pipes surrounding the batteries.

In the embodiment of the invention, a support is arranged, a plurality of oil cups are arranged along a rotating shaft and are fixed in position through the support, the aim of switching the oil cups along the rotating shaft corresponding to suction nozzles is achieved, the technical effect of switching the suction nozzles corresponding to the oil cups is achieved, and the technical problems that the taste is single, and the smoke oil accumulation is easily generated at one end of a smoke channel opening close to the suction nozzles to influence the use experience of a user due to the fact that a conventional large-opening electronic cigarette only has one oil cup opening and a long smoke channel are solved.

In addition, carry out the air flue that communicates alone through the air conduit that sets up and a plurality of oil cups, the air conduit that a plurality of oil cups of having solved the electron cigarette of conventional multiple taste correspond assembles in the air flue mouth department of suction nozzle, and the different taste that leads to switches in-process and remains the technical problem that tobacco tar influence switches effect and user use experience.

In addition, equal tobacco tar volume utilizes a plurality of oil cups to carry out the partial shipment, and crosses an oil cup and be the annular and arrange, and a plurality of oil cups correspond a battery pole on the battery, the design of a miaow head in battery bottom, has solved conventional electron cigarette structure flue long, has 1 group heating wire subassembly and a plurality of miaow head, and the tobacco tar atomizing that leads to condenses at the port easily, and the heating wire is easily ageing to be influenced and is used and the complicated technical problem who assembles consuming time of electron cigarette overall structure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

figure 1 is an exploded schematic view of the structure of an electronic cigarette according to an embodiment of the invention;

FIG. 2 is a schematic structural view of the heating element and the oil cup of FIG. 1;

FIG. 3 is a schematic view of the structural connection of the suction nozzle structure of FIG. 1 and a battery;

fig. 4 is a schematic longitudinal sectional structure of fig. 1.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "inner", "outer", "middle", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "nested" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 and 4, the present invention relates to a bracket, which is used for fixing an oil cup of an electronic cigarette, and the bracket includes a plurality of oil cup accommodating cavities 101 and a plurality of rotating shaft accommodating cavities 102, wherein the oil cup accommodating cavities 101 are arranged around the rotating shaft accommodating cavities 102, and are used for rotating around a rotating shaft sleeved in the rotating shaft accommodating cavities 102 under the driving of the bracket 1, and the oil cup accommodating cavities 101 are arranged at intervals.

The invention also provides a suction nozzle structure, as shown in fig. 1 to 2, the suction nozzle structure comprises oil cups 2, a suction nozzle cover 3, a rotating shaft 4 and the large support 1, a plurality of oil cups 2 are sleeved on the rotating shaft 4 through the support 1, one ends of the oil cups 2 and the rotating shaft 4 are connected with the suction nozzle cover 3, the suction nozzle cover 3 is provided with a suction nozzle 301 and an air passage for independently communicating the suction nozzle 301 with the air ducts of the plurality of oil cups 2, and the plurality of oil cups 2 move along the axial direction of the rotating shaft 4 for switching the communication between the air passages and the air ducts of different oil cups. The material of the oil cup 2 can comprise a PC pipe and/or oil storage cotton.

In an optional embodiment of the invention, the oil cup comprises three oil cups 2, the three oil cups are annularly distributed and fixed by a support and rotate around a rotating shaft sleeved in a rotating shaft accommodating hole of the support, a suction nozzle cover is arranged at one end of the three oil cups, the suction nozzle cover is detachably connected with the three oil cups, an annular structure formed by the suction nozzle cover and the three oil cups can rotate relatively, the rotating shaft is fixedly connected with the suction nozzle cover, the three oil cups rotate around the rotating shaft and the suction nozzle cover under the fixation of the support, the three oil cups are respectively communicated with suction nozzles on the suction nozzle cover in the rotating process, and independent air passages are formed between the suction nozzles and the oil cups, so that the gas in the oil cups can be prevented from being discharged through the suction nozzles independently, and the gas in different oil cups is prevented from being mixed due to the arrangement of the oil cups. When this suction nozzle device is applied to the electron cigarette, hold the tobacco tar of different tastes in the oil cup, a plurality of oil cups are the rotatable setting of annular equipartition in suction nozzle lid department, and the suction nozzle when being solitary air flue with the intercommunication passageway of oil cup, can avoid the user to influence each other in the different oil cups of use different atomized tobacco tar, and the atomized tobacco tar taste that leads to getting into the air flue mixes to influence user's use and experience.

In the preferred embodiment of the invention, the suction nozzle 301 is arranged at the periphery of the center of the upper end mounting surface of the suction nozzle cover 3, which is convenient for the suction nozzle 301 to form a separate air channel when a plurality of oil cups 2 want to rotate, and avoids the problem that the atomized tobacco tar at the suction nozzle is mixed in taste because the plurality of oil cups 2 simultaneously convey the atomized tobacco tar to the suction nozzle 301 due to the arrangement in the middle.

In order to further improve the tightness and structural stability of the suction nozzle structure, in an alternative embodiment of the present invention, the suction nozzle structure further comprises a first sealing member 5 disposed between the oil cup 2 and the suction nozzle cover 3, the first sealing member 5 is provided with a through hole corresponding to the air passage of the suction nozzle 301, and/or the first sealing member 5 is provided with a mounting hole corresponding to the rotating shaft 4.

The arrangement of the through holes facilitates the formation of air passages between the suction nozzle 301 and the plurality of oil cups 2, in an optional embodiment of the invention, the size diameter of the through holes is far larger than the caliber of the suction nozzle 301, the peripheries of the through holes seal the peripheries of the suction nozzle 301 and the oil cups 2, and the specific first sealing element 5 is fixedly arranged on the suction nozzle cover 3; in another alternative embodiment of the present invention, the first sealing member 5 is fixedly provided at the upper ends of the plurality of oil cups 2 and rotates with the oil cups 2 with respect to the suction nozzle cover 3; in a preferred embodiment of the present invention, the diameter of the through hole of the first sealing member 5 is the same as the diameter of the suction nozzle 301, and is fixedly disposed on the suction nozzle cover 3, further preferably, a separate butt joint pipeline is disposed at a side of the through hole adjacent to the oil cup, the pipeline can effectively prevent the atomized tobacco oil in the oil cup from diffusing into the air passage, and can also prevent the atomized tobacco oil in the butt joint oil cup from spilling to a structural position other than the air passage, and further preferably, the pipe diameter of one end of the pipeline structure adjacent to the oil cup is larger than the pipe diameter of one end connected with the suction nozzle. The first sealing member 5 may be made of rubber or other material having good sealing performance.

The setting up of mounting hole makes things convenient for pivot 4 fixed in suction nozzle cover 3 positions, and pivot 4 sets up in the mounting hole, and when first sealing member 5 was flexible material, can effectually spread pivot 4 conduction to the moment of torsion and the power on the suction nozzle cover 3, reduces in the practical process suction nozzle structure and leads to the suction nozzle cover to damage because of pivot conduction atress, and then has improved suction nozzle structure overall structure's stability.

The invention provides an electronic cigarette;

as shown in fig. 1 to 4, the electronic cigarette includes a heat generating component 6, a battery 7, a microphone 8, and any one of the above-described mouthpiece structures. One end of the suction nozzle structure, which is far away from the suction nozzle cover 3, is connected with a battery 7; the heating assembly 6 comprises a heating wire arranged in the oil cup 2 and an electrode 601 penetrating through the bottom wall of the oil cup 2 and used for being connected with the battery 7, wherein the heating wire is connected with the electrode 601. One end of the battery 7 is provided with a battery rod electrode 701 corresponding to the electrode 601, and the other end of the battery 7 is connected with the microphone 8. Wherein, the connection between the suction nozzle structure and the battery 7 can be a fixed connection or a sliding connection. In order to improve the stability of the structure, the rotating shaft 4 is fixedly connected with the battery 7, the suction nozzle structure can rotate around the rotating shaft 4 relative to the battery 7, but the connecting end of the rotating shaft 4 and the battery 7 is fixedly arranged.

In an alternative embodiment of the present invention, the rotating shaft 4 of the suction nozzle structure is connected with the battery 7, and the oil cup 2 can rotate radially relative to the connecting surface of the battery 7 through the rotating shaft 4. The bottom parts of different oil cups 2 are provided with electrodes 601 for connecting with a battery rod electrode 701 of a battery 7, and the electrodes 601 of different oil cups are in contact with the battery rod electrode 701 in the rotating process so as to electrify and start the heating components 6 in different oil cups. The battery 7 may comprise one or more battery rod electrodes, and the electronic cigarette of the present invention may be provided with one or more microphones corresponding to the battery rod electrodes.

In the preferred embodiment of the present invention, the battery 7 comprises 1 battery rod electrode 701 and 1 microphone, the plurality of oil cups 2 can rotate along the rotating shaft 4 relative to the battery 7, and the electrodes 601 of the heating components 6 configured by the plurality of oil cups 2 realize the connection between the electrodes 601 of the heating components 6 of different oil cups 2 and the battery rod electrode 701 by rotating around the rotating shaft 4. Compared with the conventional electronic cigarette structure, the electronic cigarette provided by the invention is provided with the plurality of heating components 6, namely the plurality of heating wires, so that the problem that smoking experience is influenced due to the fact that the heating wires generate black in the later period caused by the fact that the electronic cigarette with a large number of openings is only provided with one heating wire is solved. Meanwhile, the structural design of the battery pole electrode 701 and the 1 microphone is simpler than that of a plurality of conventional microphones in structural design, the structural layout is simpler, the production process is reduced, production materials are reduced, the maintenance is convenient, and the stability of the electronic cigarette structure is further improved.

In an alternative embodiment of the present invention, the connecting end of the oil cup 2 is a fan-shaped structure, and the outer peripheral surfaces of a plurality of oil cups 2 surround to form a complete circle. The plurality of oil cups are fixed by the bracket, and further preferably comprise an oil cup outer tube enclosing the plurality of oil cups, and the oil cup outer tube can be made of plastic materials or metal materials. In an alternative embodiment of the invention, the outer tube of the oil cup and the bracket are arranged in an integrated structure.

In order to conveniently identify different tastes of the electronic cigarette in the switching process, the arrow pointing to the oil cup is arranged on the suction nozzle cover so as to identify the oil cup connected with the suction nozzle, and when the oil cup rotates to the position of the arrow of the suction nozzle cover, the oil cup is located at the position of the starting heating component and can be opened in a practical state. In other embodiments of the present invention, the alignment status is indicated by other structures between the suction nozzle and the different oil cups, such as correspondingly configured grooves and spring protrusions, and by the torque change or sound generated when the different oil cups rotate into the grooves.

In order to improve the hand feeling of holding in the use process of the electronic cigarette and avoid the influence on subsequent use effect caused by condensation of atomized tobacco tar at the suction nozzle due to too long flue, the length of the oil cup is further preferably shorter, and on the premise of ensuring the integral large opening number, the whole circular tobacco tar storage structure formed by a plurality of oil cups is radially larger than that of the conventional electronic cigarette arranged by a single oil cup. In order to enhance the gripping experience, it is preferred that the tobacco tar storage structure is a shuttle-type structure with a large middle diameter and small ends. The shape of the battery may be adjusted to the shape or position of the outer package as required by the external configuration of the electronic cigarette.

In order to improve the sealing performance of the electronic cigarette structure, in an alternative embodiment of the present invention, the heating element 6 includes a second sealing member 9 disposed at a port of the oil cup 2 away from the electrode 601, and the further heating element 6 includes a third sealing member 10 for sealing the oil cup 2 and the electrode 601. Preferably, the second sealing element 9 and the third sealing element 10 are both made of rubber. In an alternative embodiment of the invention, the oil cup comprises a bottom wall, a mounting groove for mounting a third sealing element is arranged at the center of the bottom wall, and the third sealing element is provided with an electrode. In another alternative embodiment of the present invention, the oil cup is an annular cylinder wall structure, two ends of the oil cup are respectively sealed by a second sealing element and a third sealing element, and the third sealing element is provided with an electrode.

The battery 7 can be a dry battery or a storage battery, for convenience of carrying and battery replacement, in an alternative embodiment of the invention, the battery 7 is a dry battery, for convenience of connection of the battery 7, the electronic cigarette comprises a profile tube 11, a middle cover 12 and a bottom cover 13 arranged to enclose the dry battery, the profile tube 11, the middle cover 12 and the bottom cover 13 together enclose the battery 7 and enable the battery 7 to be connected with the suction nozzle assembly, the middle cover 12 is used for connecting the battery 7 with the suction nozzle assembly, when the battery 7 is a dry battery, a battery rod electrode 701 connected with an electrode 601 of the heating assembly 6 is equivalent to the positive electrode of the dry battery, and for connection of the electrode 601 with the dry battery, a spring electrode 14 is preferably arranged between the electrode 601 and the dry battery to ensure the stability of the structure for connection of the heating assembly 6 with the battery 7. The spring electrode 14 is inserted into the middle cap 12, and has one end connected to the electrode 601 and the other end connected to the battery stem electrode 701, i.e., the positive electrode of the dry cell. In order to fix the position of the spring electrode 14, it is further preferable that the middle cap 12 is provided with a trapezoidal groove recessed toward the battery, and the spring electrode is embedded in the engaged groove.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.