Electronic cigarette and intelligent electronic cigarette system

Abstract

The embodiment of the invention relates to the technical field of electronic cigarettes, and discloses an electronic cigarette and an intelligent electronic cigarette system.The electronic cigarette comprises a first circuit board, a radiation assembly, a connecting piece, a second circuit board, a feed assembly, an inner shell and an outer shell, the connecting piece is arranged on the radiation assembly, and the radiation assembly and the connecting piece form a radiation unit; the second circuit board is connected to the floor end of the first circuit board and attached to the inner shell, the second circuit board is used for extending the floor of the first circuit board, the feed assembly is electrically connected with the first circuit board, the first circuit board is fixed to the inner shell, and the outer shell wraps the inner shell. By means of the mode, the structural component in the electronic cigarette can be used as the radiation unit of the electronic cigarette, no additional independent antenna element is needed, and the electronic cigarette can achieve the high-performance wireless communication function while keeping the compact structure.

Description

TECHNICAL FIELD

[0001] The embodiment of the present application relates to the technical field of electronic cigarettes, in particular to an electronic cigarette and a communication device. BACKGROUND

[0002] An electronic cigarette is a product for generating aerosol by heating tobacco tar for a user to smoke, and the tobacco tar usually contains components such as nicotine and essence, and has various flavors and nicotine concentrations for selection. The structure of the electronic cigarette basically consists of a battery, an atomizer and a cartridge (or an oil storage tank). With the development of the intelligence of the electronic cigarette, it is necessary to carry a Bluetooth or Wi-Fi communication function to connect a mobile phone application to realize intelligent experiences such as power monitoring, use recording and function adjustment. At present, the electronic cigarette needs to consider small size and stable signal, so more flexible antennas or PCB antennas are designed inside the battery rod, atomizer and other devices of the electronic cigarette.

[0003] In the process of implementing the present application, the inventor found that: at present, the traditional antenna design needs independent antenna elements, and in the limited internal space of the electronic cigarette, the independent antenna elements will compete with the battery, the circuit board and other functional components for the valuable installation space, resulting in limited product structure design and difficulty in achieving the ideal miniaturization design goal. SUMMARY

[0004] The technical problem solved by the embodiment of the present application is to provide an electronic cigarette, which integrates the radiation assembly and the connecting piece to form a radiation unit, uses the structural components inside the electronic cigarette as the radiation unit of the electronic cigarette, does not need additional independent antenna elements, effectively releases the space originally occupied by the independent antenna, and enables the electronic cigarette to realize high-performance wireless communication function while maintaining compact structure.

[0005] To solve the above technical problem, one technical solution adopted by the embodiment of the present application is to provide an electronic cigarette, which comprises a first circuit board, a radiation assembly, a connecting piece, a second circuit board, a feeding assembly, an inner shell and an outer shell. The radiation assembly is arranged on the first circuit board, the connecting piece is arranged on the radiation assembly, the radiation assembly and the connecting piece form a radiation unit, the second circuit board is connected to the ground plate end of the first circuit board and attached to the inner shell, the second circuit board is used to extend the ground plate of the first circuit board, the feeding assembly is electrically connected with the first circuit board, the first circuit board is fixed to the inner shell, and the outer shell wraps the inner shell.

[0006] Optionally, the electronic cigarette further comprises a charging interface, the radiation assembly comprises a first radiation element and a second radiation element, the first radiation element is arranged at one end of the charging interface, the second radiation element is arranged at the other end of the charging interface, and the connecting piece is used to connect the first radiation element and the second radiation element, respectively.

[0007] Optionally, the first circuit board is further provided with a first threaded hole and a second threaded hole, one end of the first radial member is screwed to the first threaded hole, and one end of the second radial member is screwed to the second threaded hole.

[0008] Optionally, the connecting member comprises a ring-shaped portion, a first connecting portion and a second connecting portion, the first connecting portion is connected to the first radial member, the second connecting portion is connected to the second radial member, and the ring-shaped portion is connected to the first connecting portion and the second connecting portion, respectively.

[0009] Optionally, the connecting member and the radiation assembly are integrally formed.

[0010] Optionally, the electronic cigarette further comprises a battery assembly and a buffer foam, the battery assembly is arranged in the inner shell, and the buffer foam is arranged between the battery assembly and the power feeding assembly.

[0011] Optionally, the first circuit board is provided with a microstrip line, and the microstrip line is used for feeding the radiation assembly.

[0012] Optionally, the second circuit board comprises an adjustable segment, and the adjustable segment is connected to the ground plate end of the first circuit board.

[0013] Optionally, the inner shell further comprises a positioning structure, the positioning structure is connected to the first circuit board, and the positioning structure is used for fixing the first circuit board to the inner shell.

[0014] To solve the above technical problems, another technical scheme adopted by the embodiments of the present application is to provide an intelligent electronic cigarette system, which comprises any one of the above electronic cigarettes and a mobile terminal device wirelessly connected to the electronic cigarette.

[0015] The embodiment of the present application provides an electronic cigarette, which comprises a first circuit board, a radiation component, a connecting piece, a second circuit board, a feeding component, an inner shell and an outer shell, the radiation component is arranged on the first circuit board, the connecting piece is arranged on the radiation component, the radiation component and the connecting piece form a radiation unit, the second circuit board is connected to the floor end of the first circuit board and attached to the inner shell, the second circuit board is used for prolonging the floor of the first circuit board, the feeding component is electrically connected with the first circuit board, the first circuit board is fixed on the inner shell, and the outer shell wraps the inner shell. Through the integrated design of the radiation component and the connecting piece forming the radiation unit, the structural component in the electronic cigarette is used as the radiation unit of the electronic cigarette, no additional independent antenna element is needed, the space originally occupied by the independent antenna is effectively released, the electronic cigarette can realize the high-performance wireless communication function while maintaining the compact structure, and through the scheme that the second circuit board is connected to the floor end of the first circuit board and is used for prolonging the floor, the size of the floor can be accurately controlled, the resonance frequency of the integrated antenna is effectively adjusted, the frequency deviation problem is eliminated, and the stable working performance of the antenna in the target frequency band is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the specific embodiments of the present application or the prior art, the drawings needed to be used in the description of the specific embodiments or the prior art will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0017] Figure 1 is a schematic diagram of the electronic cigarette of the embodiment of the present application; Figure 2 is a sectional view of the electronic cigarette of the embodiment of the present application; Figure 3 is an exploded view of the electronic cigarette of the embodiment of the present application; Figure 4 is a measured return loss diagram of the electronic cigarette of the embodiment of the present application; Figure 5 is a measured radiation unit efficiency diagram of the electronic cigarette of the embodiment of the present application.

[0018] The reference numerals in the specific embodiments are as follows: 100, electronic cigarette; 10, first circuit board; 20, radiation component; 21, first radiation component; 22, second radiation component; 30, connecting piece; 31, annular part; 32, first connecting part; 33, second connecting part; 40, second circuit board; 50, feeding component; 60, inner shell; 70, outer shell; 80, charging interface; 90, buffer foam; 31, battery component. Specific embodiments

[0019] For the purpose of facilitating the understanding of the present application, the present application will be described in more detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements can be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements can be present therebetween. The terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like as used in the present specification indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely used for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", and the like are merely used for the purpose of description and cannot be understood as indicating or implying relative importance.

[0020] Unless otherwise defined, all technical and scientific terms used in the present specification have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. The term "and / or" used in the present specification includes any and all combinations of one or more of the associated listed items.

[0021] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as there is no conflict.

[0022] Please refer to Figure 1 and Figure 2 The electronic cigarette 100 comprises a first circuit board 10, a radiation assembly 20, a connecting piece 30, a second circuit board 40, a feeding assembly 50, an inner shell 60, an outer shell 70, a battery assembly 91, a buffer foam 90 and a positioning structure (not shown in the figure).

[0023] The first circuit board 10 is made of FR4 substrate with double-sided copper cladding, and a microstrip line (not shown in the figure) is arranged on the first circuit board 10. The radiation assembly 20 is arranged on the first circuit board 10. The connecting piece 30 is arranged on the radiation assembly 20, and the connecting piece 30 is a ring-shaped metal sheet structure. The radiation assembly 20 and the connecting piece 30 form a radiation unit, and the working mode of the radiation unit is quarter-wave resonance. The second circuit board 40 is a flexible circuit board, and the second circuit board 40 is connected to the ground plate end of the first circuit board 10 and attached to the inner shell 60. The second circuit board 40 is used to extend the ground plate of the first circuit board 10, and the size of the entire ground plate system can be controlled by adjusting the length of the second circuit board 40. The feeding assembly 50 includes a feeding cable, and the battery assembly 91 is electrically connected to the first circuit board 10. The feeding assembly 50 transmits electrical signals to the first circuit board 10 through the feeding cable, and the microstrip line receives the electrical signals transmitted by the feeding assembly 50 and feeds the radiation assembly 20. The inner shell 60 is a cylindrical structure made of plastic material, and a containing space is formed in the inner shell 60. The positioning structure is a protruding structure arranged on the inner wall of the inner shell 60, and the positioning structure is connected to the first circuit board 10. The positioning structure is used to fix the first circuit board 10 at a predetermined position in the inner shell 60.

[0024] The battery assembly 91 is arranged in the inner shell 60, and the battery assembly 91 is a columnar lithium battery. The buffer foam 90 is arranged between the battery assembly 91 and the feeding assembly 50, and the buffer foam 90 is a ring-shaped non-conductive material. The buffer foam 90 is used to fix the battery assembly 91 and buffer the mechanical stress between the battery assembly 91 and the feeding assembly 50. The outer shell 70 is a cylindrical structure made of metal material, and the outer shell 70 wraps the inner shell 60. A sealed internal space is formed between the outer shell 70 and the inner shell 60.

[0025] The working principle of the embodiment is that the feeding assembly 50 feeds the first circuit board 10, the microstrip line on the first circuit board 10 transmits electrical signals to the radiation assembly 20, and the radiation assembly 20 forms an electrical connection through the connecting piece 30, thereby forming a complete radiation unit. The second circuit board 40 extends the ground plate of the first circuit board 10, and the length of the second circuit board 40 is adjusted to accurately control the resonance frequency of the radiation unit. The positioning structure of the embodiment ensures the accurate positioning of the first circuit board 10 in the inner shell 60, and the buffer foam 90 protects the battery assembly 91 and avoids interference with the feeding assembly 50, thereby realizing the integrated antenna electronic cigarette 100 with compact structure and stable performance.

[0026] Figure 4 The return loss test results of the radiation unit composed of the radiation assembly 20 and the connecting piece 30 of the electronic cigarette in the 2400-2500MHz frequency band are shown. In the figure, the abscissa is the frequency (MHz), and the ordinate is the return loss (dB). The test is carried out in a laboratory environment by using a network analyzer.

[0027] From Figure 4 It can be seen that, in the entire 2.4GHz frequency band, the return loss of the radiation unit is less than -8.5dB, indicating that the radiation unit has good impedance matching characteristics and can effectively convert the input electrical signal into electromagnetic wave radiation without generating excessive reflection loss.

[0028] Figure 5 The efficiency test results of the radiation unit composed of the radiation assembly 20 and the connecting piece 30 of the electronic cigarette in the 2400-2500MHz frequency band are shown. The abscissa is the frequency (MHz), and the ordinate is the efficiency (dB). The test is carried out by SATIMO darkroom, which is a professional antenna test environment.

[0029] From Figure 5 It can be seen that, in the entire 2.4GHz frequency band, the efficiency of the radiation unit composed of the radiation assembly 20 and the connecting piece 30 of the electronic cigarette is greater than -9.5dB, indicating that the radiation unit composed of the radiation assembly 20 and the connecting piece 30 of the electronic cigarette can efficiently convert the input power into radiation power with small loss. This efficiency level is quite excellent performance for miniaturized integrated antennas.

[0030] The two test results verify the effectiveness of the hardware integrated antenna combined with the FPC extension floor technology scheme, proving that good antenna performance is achieved while maintaining a compact structure, meeting the technical requirements of Bluetooth and Wi-Fi communication.

[0031] Please continue to refer to Figure 2 and in combination with Figure 3 The electronic cigarette 100 further comprises a charging interface 80, the charging interface 80 being a Type-C interface structure, and the charging interface 80 being arranged at an end of the shell 70. The charging interface 80 has a first end and a second end, and the first end and the second end of the charging interface 80 are arranged along the length direction of the charging interface 80. The radiation assembly 20 comprises a first radiation piece 21 and a second radiation piece 22, and the first radiation piece 21 and the second radiation piece 22 are both conductive screw structures. The first radiation piece 21 is arranged at the first end of the charging interface 80, and the second radiation piece 22 is arranged at the second end of the charging interface 80. The first radiation piece 21 and the second radiation piece 22 are separated and arranged in space through the layout of the charging interface 80, the connecting piece 30 is used for connecting the first radiation piece 21 and the second radiation piece 22 respectively, and the connecting piece 30 realizes the electrical communication between the first radiation piece 21 and the second radiation piece 22 through the connection with the first radiation piece 21 and the second radiation piece 22.

[0032] Further, the first circuit board 10 is further provided with a first threaded hole (not shown in the figure) and a second threaded hole (not shown in the figure), both of which are circular holes penetrating the thickness direction of the first circuit board 10, and the inner walls of the first threaded hole and the second threaded hole are provided with threaded structures. The first end of the first radial member 21 is screwed into the first threaded hole, and the first radial member 21 is mechanically fixed and electrically connected with the first threaded hole in a threaded connection manner. The first end of the second radial member 22 is screwed into the second threaded hole, and the second radial member 22 is mechanically fixed and electrically connected with the second threaded hole in a threaded connection manner. The microstrip lines on the first circuit board 10 are connected with the first threaded hole and the second threaded hole respectively, the microstrip lines feed the first radial member 21 through the first threaded hole, and the microstrip lines feed the second radial member 22 through the second threaded hole. The first radial member 21 and the second radial member 22 respectively receive electrical signals from the microstrip lines, and the first radial member 21 and the second radial member 22 form a complete radiation loop through the connecting piece 30.

[0033] In the embodiment of the present application, the reliable connection of the first radial member 21 and the second radial member 22 with the first circuit board 10 is realized in a threaded connection manner, the spatial configuration of the first radial member 21 and the second radial member 22 is optimized through the layout of the charging interface 80, and the integrated antenna electronic cigarette 100 with stable structure and easy assembly is realized.

[0034] Please continue to refer to Figure 3 , the connecting piece 30 includes an annular portion 31, a first connecting portion 32 and a second connecting portion 33, and the connecting piece 30 adopts a three-section combined structure design. The annular portion 31 is a circular conductive structure, and the inner diameter of the annular portion 31 matches the outer diameter of the radiation assembly 20. The first connecting portion 32 is a strip-shaped conductive structure, the first end of the first connecting portion 32 is connected with the first side of the annular portion 31, and the second end of the first connecting portion 32 extends to the connection position of the first radial member 21. The second connecting portion 33 is a strip-shaped conductive structure, the first end of the second connecting portion 33 is connected with the second side of the annular portion 31, and the second end of the second connecting portion 33 extends to the connection position of the second radial member 22. The first connecting portion 32 is connected with the first radial member 21, and the first connecting portion 32 is electrically connected with the first radial member 21 in a welding manner. The second connecting portion 33 is connected with the second radial member 22, and the second connecting portion 33 is electrically connected with the second radial member 22 in a welding manner. The annular portion 31 is connected with the first connecting portion 32 and the second connecting portion 33 respectively, and the annular portion 31 serves as an electrical bridge between the first connecting portion 32 and the second connecting portion 33, realizing the electrical communication between the first radial member 21 and the second radial member 22.

[0035] Further, the second circuit board 40 comprises an adjustable section (not shown in the figure), which is an extension of the second circuit board 40. The length of the adjustable section can be adjusted as needed, and the length of the adjustable section can be adjusted by folding, unfolding or cutting. The adjustable section is connected to the floor end of the first circuit board 10, and the adjustable section is electrically connected to the floor end of the first circuit board 10 by welding. The working principle of the adjustable section is that when the length of the floor needs to be increased, the adjustable section is unfolded to increase the length; when the length of the floor needs to be reduced, the adjustable section is folded or cut to reduce the length. By adjusting the effective length of the adjustable section, the electrical length of the entire floor system is accurately controlled, and the resonant frequency of the radiation unit is adjusted.

[0036] In the embodiment of the present application, the design of the annular part 31 increases the radiation area of the connecting piece 30, and the combination of the annular part 31, the first connecting part 32 and the second connecting part 33 ensures stable electrical connection between the first radiation element 21 and the second radiation element 22, and improves the radiation efficiency and the uniformity of directivity of the radiation unit. The three-section connecting piece 30 structure of the annular part 31, the first connecting part 32 and the second connecting part 33, and the design of the adjustable section of the second circuit board 40 realize the integrated antenna electronic cigarette 100 with stable connection and adjustable frequency.

[0037] In the embodiment of the present application, the connecting piece 30 and the radiation assembly 20 are an integrated structure, and the connecting piece 30 and the radiation assembly 20 are formed into a single continuous conductive structure by integral casting or integral stamping manufacturing process. The integrated structure eliminates the contact resistance between the connecting piece 30 and the radiation assembly 20, and avoids the mechanical looseness problem caused by assembly of multiple parts. The specific form of the integrated structure is that the two conductive parts of the radiation assembly 20 are physically and electrically connected through the conductive bridge part of the connecting piece 30, and the two conductive parts of the radiation assembly 20 and the conductive bridge part of the connecting piece 30 are formed into a seamless whole structure in the manufacturing process. The material of the integrated structure is conductive metal, and the integrated structure ensures the accuracy and consistency of the dimensions of each part by the mold forming process. The working principle of the integrated structure is that the feed assembly 50 feeds the first circuit board 10, the microstrip line on the first circuit board 10 transmits the electrical signal to the integrated structure, the electrical signal flows freely inside the integrated structure, and the overall conductive property of the integrated structure ensures the efficient work of the radiation unit. The manufacturing advantage of the integrated structure is that the number of parts is reduced, the assembly complexity is reduced, and the reliability and consistency of the product are improved. The electrical advantage of the integrated structure is that the contact resistance is eliminated, the signal loss is reduced, and the radiation efficiency is improved.

[0038] In the embodiment of the present application, the adjustable section of the second circuit board 40 is length-adjustable through a preset crease structure, and the effective electrical length of the adjustable section is controlled through a physical folding state. The positioning structure is connected to the edge of the first circuit board 10 to achieve accurate positioning and firm fixing of the first circuit board 10 in the inner shell 60. The integrated antenna electronic cigarette 100 of the present embodiment is manufactured simply and has optimized performance, through the one-piece structure design of the connecting piece 30 and the radiating assembly 20, in combination with the frequency adjustment function of the adjustable section and the installation and positioning function of the positioning structure.

[0039] In the present embodiment, the first radiating element 21 and the second radiating element 22 are threadedly connected to the first circuit board 10 through the first threaded hole and the second threaded hole, and the ring-shaped portion 31, the first connecting portion 32 and the second connecting portion 33 of the connecting piece 30 are electrically connected to the first radiating element 21 and the second radiating element 22. The ring-shaped portion 31 is connected to the first radiating element 21 through the first connecting portion 32, and the ring-shaped portion 31 is connected to the second radiating element 22 through the second connecting portion 33, forming a complete electrical circuit. The first radiating element 21 and the second radiating element 22 are mechanically fixed and electrically connected to the first circuit board 10 through the threaded connection, and the combined structure of the ring-shaped portion 31, the first connecting portion 32 and the second connecting portion 33 establishes a stable electrical bridge between the first radiating element 21 and the second radiating element 22, and the combination of the two connection modes ensures the mechanical stability and electrical reliability of the radiating unit. The microstrip line transmits electrical signals of the feeding assembly 50 to the first threaded hole and the second threaded hole, respectively, and the electrical signals are transmitted to the first radiating element 21 and the second radiating element 22 through the threaded connection, and the first radiating element 21 and the second radiating element 22 are electrically connected through the connection network formed by the ring-shaped portion 31, the first connecting portion 32 and the second connecting portion 33. The battery assembly 91 provides power for the entire electronic cigarette 100, and the buffer foam 90 forms a buffer and insulation between the battery assembly 91 and the feeding assembly 50, avoiding mechanical vibration of the battery assembly 91 from interfering with the feeding assembly 50, and preventing the electromagnetic field of the feeding assembly 50 from adversely affecting the battery assembly 91. The positioning structure ensures the accurate position of the first circuit board 10 in the inner shell 60, providing a stable reference position for the adjustment operation of the adjustable section; on the basis of the fixed position of the first circuit board 10, the adjustable section realizes the control of the electrical characteristics of the entire floor system through length adjustment.

[0040] The electronic cigarette 100 comprises a first circuit board 10, a radiation assembly 20, a connecting piece 30, a second circuit board 40, a feeding assembly 50, an inner shell 60 and an outer shell 70. The radiation assembly 20 is arranged on the first circuit board 10. The connecting piece 30 is arranged on the radiation assembly 20. The radiation assembly 20 and the connecting piece 30 form a radiation unit. The second circuit board 40 is connected to a ground plate end of the first circuit board 10 and attached to the inner shell 60. The second circuit board 40 is used to extend the ground plate of the first circuit board 10. The feeding assembly 50 is electrically connected to the first circuit board 10. The first circuit board 10 is fixed to the inner shell 60. The outer shell 70 wraps the inner shell 60. The radiation assembly 20 and the connecting piece 30 form an integrated radiation unit. The structural assembly inside the electronic cigarette 100 is used as the radiation unit of the electronic cigarette 100. No additional independent antenna element is needed. The space originally occupied by the independent antenna is effectively released. The electronic cigarette 100 can realize high-performance wireless communication function while maintaining compact structure. The second circuit board 40 is connected to the ground plate end of the first circuit board 10 and used to extend the ground plate. The size of the ground plate can be accurately controlled. The resonance frequency of the integrated antenna is effectively adjusted. The frequency offset problem is eliminated. The stable working performance of the antenna in the target frequency band is ensured.

[0041] The electronic cigarette 100 system comprises the electronic cigarette 100 and a mobile terminal device wirelessly connected to the electronic cigarette.

[0042] The mobile terminal device is a portable electronic device with wireless communication function, such as a smart phone, a tablet computer or a smart watch. The mobile terminal device is built-in with a Bluetooth communication module or a Wi-Fi communication module. The mobile terminal device establishes wireless communication connection with the radiation unit of the electronic cigarette 100 through the Bluetooth communication module or the Wi-Fi communication module.

[0043] The mobile terminal device is installed with a special electronic cigarette 100 management application program, which has device connection, state monitoring, use record, parameter adjustment and health reminder function modules. The electronic cigarette 100 management application program shows the user the state information and control options of the electronic cigarette 100 through the graphical user interface. The radiation unit of the electronic cigarette 100 sends a data packet containing power information, oil remaining information, use frequency information and device temperature information to the mobile terminal device, and the electronic cigarette 100 management application program of the mobile terminal device receives the data packet and analyzes the state information. The electronic cigarette 100 management application program displays the state information in the form of numerical value, chart or icon on the display screen of the mobile terminal device. Through the intelligent integration of the electronic cigarette 100 and the mobile terminal device, this embodiment realizes real-time monitoring of the device state, data recording of the use behavior, remote adjustment of the working parameters and active management of the health status, and provides the user with an intelligent and personalized electronic cigarette 100 use experience.

[0044] The above is only an embodiment of the present application, and does not limit the patent scope of the present application. Any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection scope of the present application.

Claims

1. An electronic cigarette, characterized in that, include: First circuit board; A radiating component is disposed on the first circuit board; A connector is disposed on the radiating assembly, and the radiating assembly and the connector constitute a radiating unit; The second circuit board is connected to the ground end of the first circuit board and attached to the inner shell. The second circuit board is used to extend the ground of the first circuit board. The power supply assembly is electrically connected to the first circuit board; Inner shell, the first circuit board is fixed to the inner shell; The outer shell encloses the inner shell.

2. The electronic cigarette according to claim 1, characterized in that, The electronic cigarette also includes a charging interface. The radiating component includes a first radiating element and a second radiating element. The first radiating element is disposed at one end of the charging interface, and the second radiating element is disposed at the other end of the charging interface. The connector is used to connect the first radiating element and the second radiating element respectively.

3. The electronic cigarette according to claim 2, characterized in that, The first circuit board is also provided with a first threaded hole and a second threaded hole, one end of the first radiating element is screwed into the first threaded hole, and one end of the second radiating element is screwed into the second threaded hole.

4. The electronic cigarette according to claim 2, characterized in that, The connector includes an annular portion, a first connecting portion, and a second connecting portion. The first connecting portion is connected to the first radiating element, and the second connecting portion is connected to the second radiating element. The annular portion is connected to the first connecting portion and the second connecting portion respectively.

5. The electronic cigarette according to claim 1, characterized in that, The connector and the radiation component are integrally formed.

6. The electronic cigarette according to claim 1, characterized in that, The electronic cigarette also includes a battery assembly and a cushioning foam, the battery assembly being disposed within the inner shell, and the cushioning foam being disposed between the battery assembly and the power supply assembly.

7. The electronic cigarette according to claim 1, characterized in that, The first circuit board is provided with microstrip lines, which are used to feed the radiating component.

8. The electronic cigarette according to claim 1, characterized in that, The second circuit board includes an adjustable section connected to the ground end of the first circuit board.

9. The electronic cigarette according to claim 1, characterized in that, The inner shell also includes a positioning structure, which is connected to the first circuit board and is used to fix the first circuit board to the inner shell.

10. A smart electronic cigarette system, characterized in that, Includes the electronic cigarette as described in any one of claims 1-9 and a mobile terminal device wirelessly connected to the electronic cigarette.

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