Electronic cigarette convenient to disassemble and assemble

By using a sliding disassembly connection structure, the problems of inconvenient assembly and difficult disassembly after power supply failure during the production of electronic cigarettes are solved, enabling convenient assembly and replacement and reducing production costs.

CN223830381UActive Publication Date: 2026-01-27SHENZHEN LOST VAPE TECHNOLOGY LTD
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Patent Information

Application Number
CN202520058156.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-10
Publication Date
2026-01-27
Estimated Expiration
2035-01-10

AI Technical Summary

Technical Problem

Existing electronic cigarettes suffer from inconvenient assembly during production, difficulty in disassembly after power supply failure, and high screw costs, resulting in low production efficiency and high costs.

Method used

The device adopts a sliding disassembly connection structure. Through the design of the slide groove, pin and slider, the power supply body and the housing can be easily connected and separated. The slider is used to slide in the slide hole to control the insertion and removal of the pin in the slot, which simplifies the assembly and replacement process.

Benefits of technology

It improves the production efficiency of electronic cigarettes and reduces screw costs, simplifies the disassembly and replacement process of the power supply unit, and saves labor and material costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The electronic cigarette comprises a power supply main body, a shell wrapped outside the power supply main body and an atomizer inserted into the shell and electrically connected with the power supply main body in a detachable mode, a sliding detachable connecting structure is arranged in the power supply main body, the sliding detachable connecting structure is provided with a sliding groove and a plug pin arranged in the sliding groove, and the plug pin is arranged in the sliding groove. The sliding block is connected with the plug pin and exposed outside the power supply main body, a slot corresponding to the plug pin is formed in the inner wall of the shell, and the sliding block slides back and forth outside the power supply main body to control the plug pin to be pulled and inserted in the slot, so that the power supply main body and the shell can be controlled to be connected and separated. According to the electronic cigarette, the power supply body and the shell are controlled to be connected and separated through the sliding disassembly connecting structure, compared with an existing electronic cigarette, the power supply body and the shell are connected and separated in a screw locking and disassembling mode, assembly is convenient and fast in the production process, and the power supply body can be disassembled and replaced conveniently after breaking down; in addition, the manufacturing cost of screws and the labor cost for disassembly and assembly can be saved.
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Description

Technical Field

[0001] This utility model relates to the field of electronic cigarette technology, and in particular to an electronic cigarette that is easy to assemble and disassemble. Background Technology

[0002] Currently, in existing electronic cigarettes, after the power supply unit is installed inside the casing, it is fixed in place with several screws to prevent it from shaking or falling off. This screw-fixing method is not only inconvenient and inefficient during production, but also makes it very troublesome to remove the power supply unit from the casing when the battery cell or control board needs to be replaced due to malfunctions. Furthermore, the screws are expensive and require assembly, indirectly leading to high production costs and low cost-effectiveness of electronic cigarettes. Utility Model Content

[0003] The purpose of this utility model is to provide an electronic cigarette that is easy to assemble and disassemble. By designing a sliding disassembly connection structure, it solves the problems of inconvenient assembly, low production efficiency, inconvenience in disassembling and replacing the power supply unit after a failure, and the additional cost of screws and labor for disassembly and assembly in the existing electronic cigarette technology.

[0004] The technical solution adopted by this utility model to solve the technical problem is: an electronic cigarette that is easy to assemble and disassemble, including a power supply body and a shell wrapped around the power supply body, and an atomizer inserted into the shell and detachably electrically connected to the power supply body. The power supply body is provided with a sliding detachable connection structure, which has a groove, a pin in the groove, and a slider connected to the pin and exposed outside the power supply body. The inner wall of the shell is provided with a slot corresponding to the pin. The slider can slide back and forth outside the power supply body to control the pin to be inserted and removed in the slot, thereby controlling the connection and separation of the power supply body from the shell.

[0005] In one embodiment, the sliding disassembly connection structure also has a sliding hole corresponding to and communicating with the sliding groove. The slider extends out of the sliding hole and is exposed outside the power supply body. The slider slides back and forth outside the power supply body along the outer contour of the sliding hole, which can control the insertion and removal of the pin in the slot.

[0006] In one embodiment, the sliding hole is strip-shaped or elliptical; the outer wall of the slider is provided with multiple protrusions to increase friction.

[0007] In one embodiment, a limiting groove is formed on the groove wall of the slide, and the outer wall of the pin is provided with a spring arm corresponding to the limiting groove, and the spring arm extends into the limiting groove and abuts against the groove wall of the limiting groove.

[0008] In one embodiment, the power supply body is provided with a conductive structure, and the atomizer is provided with a power connection structure corresponding to the conductive structure. The atomizer is inserted into the housing and electrically connected to the power supply body through the conductive structure and the power connection structure.

[0009] In one embodiment, the power supply body includes a bracket, the housing is wrapped around the outer wall of the bracket, and the bottom wall of the bracket is exposed outside the housing. The sliding groove is formed in the inner wall of the bracket, and the bottom wall of the bracket has a sliding hole that extends into the sliding groove. The slider extends out of the sliding hole and is exposed on the bottom wall of the bracket.

[0010] In one embodiment, the outer wall of the bracket is provided with through holes corresponding to the sliding groove and the pin, and the slot corresponds to the through hole and is located on the same horizontal plane.

[0011] In one embodiment, the power supply unit further includes a battery cell and a control board. The battery cell and the control board are disposed within the bracket, and the battery cell is electrically connected to the control board. The top wall of the bracket is provided with a first conductive post and a second conductive post as conductive structures. The control board is electrically connected to the first conductive post and the second conductive post. The bottom wall of the atomizer is provided with a first contact body that abuts against the first conductive post and a second contact body that abuts against the second conductive post. The first contact body and the second contact body constitute a contact structure. The atomizer is electrically connected to the power supply unit through the first conductive post abutting against the first contact body and the second conductive post abutting against the second contact body within the housing.

[0012] In one embodiment, the top wall of the bracket is provided with two magnets, and the bottom wall of the atomizer is provided with two iron blocks corresponding to each of the magnets. The atomizer is detachably connected to the power supply unit by being attracted to the iron blocks by the magnets.

[0013] In one embodiment, the atomizer has an oil storage chamber, and an atomizing tube is provided in the oil storage chamber. The atomizing tube has an atomizing channel and a heating element disposed in the atomizing channel. The heating element is electrically connected to the first electrical contact and the second electrical contact. An oil inlet hole corresponding to the heating element is opened on the outer wall of the atomizing tube. A smoke outlet channel communicating with the atomizing channel is opened at the top of the atomizer. An air inlet channel communicating with the atomizing channel is opened on the bottom wall of the atomizer.

[0014] The convenient electronic cigarette of this utility model has the following advantages: The convenient electronic cigarette of this utility model controls the connection and separation of the power supply body and the shell by designing a sliding disassembly connection structure. Compared with the existing electronic cigarettes, which use locking and screw removal to connect and separate the power supply body from the shell, it is not only convenient to assemble during the production process, but also convenient to disassemble and replace the power supply body after failure. In addition, it can also save the cost of screws and the labor cost of disassembly and assembly. Attached Figure Description

[0015] The present invention will now be described in detail with reference to the accompanying drawings, so that the above-mentioned advantages of the present invention become clearer. Among them,

[0016] Figure 1 This is an exploded view of the electronic cigarette of this utility model;

[0017] Figure 2 This is a three-dimensional schematic diagram of the electronic cigarette of this utility model;

[0018] Figure 3 This is a cross-sectional view of the electronic cigarette of this utility model when the pin is inserted into the slot;

[0019] Figure 4 This is a cross-sectional view of the electronic cigarette of this utility model when the pin is pulled out of the slot.

[0020] Figure 5 This is a schematic diagram of the combination of the plug and the bracket of the electronic cigarette of this utility model;

[0021] Figure 6 This is a schematic diagram showing the disassembled pin and bracket of the electronic cigarette of this utility model. Detailed Implementation

[0022] The following detailed description of the embodiments of this utility model, in conjunction with the accompanying drawings, will provide a thorough understanding of how this utility model uses technical means to solve technical problems and achieve technical effects, enabling its implementation. It should be noted that, provided there is no conflict, the various embodiments and features within them can be combined with each other, and all resulting technical solutions are within the protection scope of this utility model.

[0023] It should be noted that the specification of this application contains a large number of technical features distributed across various technical solutions. Listing all possible combinations of technical features (i.e., technical solutions) would make the specification excessively lengthy. To avoid this problem, the various technical features disclosed in the above-described utility model content, the various technical features disclosed in the following embodiments and examples, and the various technical features disclosed in the accompanying drawings can be freely combined to form various new technical solutions (all of which are considered to have been described in this specification), unless such a combination of technical features is technically infeasible. For example, one example discloses feature A+B+C, and another example discloses feature A+B+D+E. Features C and D are equivalent technical means that serve the same function, and technically only one needs to be used; they cannot be used simultaneously. Feature E can technically be combined with feature C. Therefore, the solution A+B+C+D should not be considered as described because it is technically infeasible, while the solution A+B+C+E should be considered as described.

[0024] like Figure 1-6 As shown, this utility model provides an electronic cigarette that is easy to assemble and disassemble, including a power supply body 9 and a shell 8 wrapped around the power supply body 9, and an atomizer 1 inserted into the shell 8 and detachably electrically connected to the power supply body 9. The power supply body 9 is provided with a sliding detachable connection structure, which has a groove 401, a pin 7 provided in the groove 401, and a slider 701 connected to the pin 7 and exposed outside the power supply body 9. The inner wall of the shell 8 has a slot 801 corresponding to the pin 7. The slider 701 slides back and forth outside the power supply body 9 to control the insertion and removal of the pin 7 in the slot 801, thereby controlling the connection and separation of the power supply body 9 and the shell 8. It should be noted that by designing a sliding detachable connection structure to control the connection and separation of the power supply body 9 and the shell 8, compared with existing electronic cigarettes that use locking and screw removal to connect and separate the power supply body 9 and the shell 8, not only is the assembly during the production process convenient, but it is also convenient to disassemble and replace the power supply body 9 after a failure, and it can also save the cost of screws and the labor cost of disassembly and assembly.

[0025] In some embodiments, the sliding detachable connection structure also has a sliding hole 402 corresponding to and communicating with the sliding groove 401. The slider 701 extends out of the sliding hole 402 and is exposed outside the power supply body 9. The slider 701 slides back and forth outside the power supply body 9 along the outer contour of the sliding hole 402, which can control the insertion and removal of the pin 7 in the slot 801. The sliding hole 402 is used to expose the slider 701 from the sliding groove 401, which facilitates its sliding outside the power supply body 9. Both the slider 701 and the pin 7 are made of plastic, which is inexpensive. The slider 701 and the pin 7 are integrally molded by in-mold injection molding and do not need to be assembled together.

[0026] In some embodiments, the sliding hole 402 is strip-shaped or elliptical; the outer wall of the slider 701 is provided with a plurality of protrusions for increasing friction. It should be noted that only a strip-shaped or elliptical sliding hole 402 can allow the slider 701 to drive the pin 7 to slide back and forth. In this embodiment, the slider 701 is preferably strip-shaped, which allows for smooth sliding and a long sliding distance. The protrusions are used to increase the roughness of the contact surface between the slider 701 and the finger, thereby increasing friction and preventing slippage during sliding.

[0027] In some embodiments, a limiting groove 403 is formed on the groove wall of the slide 401, and a spring arm 703 corresponding to the limiting groove 403 is provided on the outer wall of the pin 7, and the spring arm 703 extends into the limiting groove 403 and abuts against the groove wall of the limiting groove 403. The limiting groove 403 and the spring arm 703 are used to limit the sliding distance of the pin 7 in the slide 401 to prevent the pin 7 from being over-inserted into the slot 801. The spring arm 703 abuts against the groove wall of the limiting groove 403 to make the pin 7 slide more stably in the slide 401 by utilizing the elasticity of the spring arm 703 and the squeezing force of the groove wall of the limiting groove 403, and to prevent it from falling out of the slide 401.

[0028] In some embodiments, the power supply body 9 is provided with a conductive structure 901, and the atomizer 1 is provided with a power connection structure 111 corresponding to the conductive structure 901. The atomizer 1 is inserted into the housing 8 and electrically connected to the power supply body 9 through the conductive structure 901 and the power connection structure 111. The conductive structure 901 is used to conductively connect the atomizer 1, and the power connection structure 111 is used to provide power to the atomizer 1 to enable it to atomize e-liquid.

[0029] In some embodiments, the power supply body 9 includes a bracket 4, a housing 8 enclosing the outer wall of the bracket 4, and the bottom wall of the bracket 4 exposed outside the housing 8. A sliding groove 401 is formed in the inner wall of the bracket 4, and a sliding hole 402 extending into the sliding groove 401 is formed in the bottom wall of the bracket 4. A slider 701 extends out from the sliding hole 402 and is exposed in the bottom wall of the bracket 4. It should be noted that the slider 701 slides along the trajectory of the sliding hole 402 on the bottom wall of the bracket 4, which can drive the pin 7 to slide back and forth in the sliding groove 401, thereby allowing the pin 7 to be inserted into the slot 801 and to be pulled out of the slot 801.

[0030] In some embodiments, the outer wall of the bracket 4 has a through hole 404 corresponding to the slide groove 401 and the pin 7. The slot 801 corresponds to the through hole 404 and is located on the same horizontal plane. The through hole 404 allows the pin 7 to extend out of the bracket 4 from the slide groove 401 and then be accurately inserted into the slot 801 when sliding back and forth in the slide groove 401. At the same time, it also allows the pin 7 to be pulled out of the slot 801 and retracted into the slide groove 401.

[0031] In some embodiments, the power supply body 9 further includes a battery cell 6 and a control board 5. The battery cell 6 and the control board 5 are disposed in the bracket 4, and the battery cell 6 is electrically connected to the control board 5. The top wall of the bracket 4 is provided with a first conductive post 2 and a second conductive post 3 as a conductive structure 901. The control board 5 is electrically connected to the first conductive post 2 and the second conductive post 3. The bottom wall of the atomizer 1 is provided with a first contact body 102 that abuts against the first conductive post 2 and a second contact body 103 that abuts against the second conductive post 3. The first contact body 102 and the second contact body 103 constitute a contact structure 111. The atomizer 1 is electrically connected to the power supply body 9 by abutting the first contact body 102 through the first conductive post 2 and abutting the second contact body 103 through the second conductive post 3 within the housing 8. Among them, the battery cell 6 is used to supply power to the control board 5 so that it can start the electronic control function. The control board 5 supplies power to the atomizer 1 through the first conductive post 2 abutting against the first electrical contact 102 and the second conductive post 3 abutting against the second electrical contact 103, so that the atomizer 1 is powered on and works. The first conductive post 2 and the first electrical contact 102, as well as the second conductive post 3 and the second electrical contact 103 are all made of conductive copper, which has good conductivity, high hardness, corrosion resistance and is relatively durable.

[0032] In some embodiments, the top wall of the support 4 is further provided with two magnets 405, and the bottom wall of the atomizer 1 is further provided with two iron blocks 104 corresponding to each magnet 405. The atomizer 1 is detachably connected to the power supply body 9 by being attracted to the iron blocks 104 by the magnets 405. The attraction between the magnets 405 and the iron blocks 104 makes it easier to connect and assemble the atomizer 1 with the power supply body 9.

[0033] In some embodiments, an oil storage chamber 106 is formed inside the atomizer 1, and an atomizing tube 107 is provided inside the oil storage chamber 106. The atomizing tube 107 has an atomizing channel 108 and a heating element 109 disposed inside the atomizing channel 108. The heating element 109 is electrically connected to a first electrical contact 102 and a second electrical contact 103. An oil inlet hole 110 corresponding to the heating element 109 is opened on the outer wall of the atomizing tube 107. A smoke outlet channel 101 communicating with the atomizing channel 108 is opened at the top of the atomizer 1. An air inlet channel 105 communicating with the atomizing channel 108 is opened on the bottom wall of the atomizer 1. It should be noted that the e-liquid in the oil storage chamber 106 can enter the heating core 109 through the oil inlet 110. The power board supplies power to the heating core 109 through the first conductive post 2 and the first electrical contact 102, as well as the second conductive post 3 and the second electrical contact 103, so that it heats up and then heats the e-liquid to produce smoke. When smoking, the airflow can enter the mist channel 108 from the air intake channel 105, and then drive the smoke generated by the heating core 109 heating the e-liquid to be discharged from the smoke outlet channel 101 for the user to inhale.

[0034] The following detailed description uses preferred embodiments.

[0035] like Figure 1-6 As shown, the electronic cigarette of this utility model includes: an atomizer 1, a power supply body 9, and a housing 8. The power supply body 9 includes: a first conductive post 2, a second conductive post 3, a bracket 4, a control board 5, a battery cell 6, and a pin 7. The bracket 4 has a groove 401 on its inner wall to accommodate the pin 7. The pin 7 is installed in the groove 401. A slider 701 is provided at the bottom end of the pin 7 to drive the pin 7 to slide. The bottom wall of the bracket 4 has a sliding hole 402 that extends into the groove 401. The slider 701 slides through the sliding hole 402. 02 extends out of the bottom wall of the bracket 4. Multiple protrusions are provided on the slider 701 to increase friction. The slider 701 slides back and forth along the trajectory of the sliding hole 402 on the bottom wall of the bracket 4, which can drive the pin 7 to slide back and forth within the sliding groove 401. A through hole 404 corresponding to the sliding groove 401 and the pin 7 is provided on the outer wall of the bracket 4 to allow the pin 7 to extend out of the bracket 4 and simultaneously retract into the sliding groove 401. A limiting groove 403 is provided on the groove wall of the sliding groove 401, and the outer wall of the pin 7 is provided with a limiting groove 403. The corresponding elastic arm 703 extends into the limiting groove 403 and abuts against the groove wall of the limiting groove 403. The limiting groove 403 and the elastic arm 703 are used to limit the sliding distance of the pin 7 in the slide groove 401, preventing the pin 7 from being over-inserted into the slot 801. The elastic arm 703 abuts against the groove wall of the limiting groove 403 to make the pin 7 more stable when sliding in the slide groove 401 by utilizing the elastic force of the elastic arm 703 and the squeezing force of the groove wall of the limiting groove 403, and to prevent it from falling out of the slide groove 401. The battery cell 6 and the control board 5 are installed and fixed inside the bracket 4. The battery cell 6 is electrically connected to the control board 5 to supply power to the control board 5 so that it can start the electronic control function. The first conductive post 2 and the second conductive post 3 are installed on the top wall of the bracket 4 to electrically connect the atomizer 1. The control board 5 is electrically connected to the first conductive post 2 and the second conductive post 3 to supply power to the atomizer 1. The top wall of the bracket 4 is also provided with two magnets 405 to connect the atomizer 1 by magnetic attraction. All components are combined together to form the power supply body 9.

[0036] The housing 8 is fitted onto the outer wall of the bracket 4, with the bottom wall of the bracket 4 exposed outside the housing 8. The inner wall of the housing has a slot 801 that corresponds to and communicates with the through hole 404. The slot 801 also corresponds to the pin 7 and the slide groove 401 through the through hole 404. The slider 701 slides forward along the track of the slide hole 402 on the bottom wall of the bracket 4, allowing the pin 7 to slide forward in the slide groove 401. This allows one end of the pin 7 to extend out of the through hole 404 and insert into the slot 801, thus fixing the bracket 4 in place within the housing 8. The slider 701 slides backward along the track of the slide hole 402 on the bottom wall of the bracket 4, allowing the pin 7 to slide backward in the slide groove 401. This allows one end of the pin 7 to be pulled out of the slot 801 and extend into the slide groove 401 through the through hole 404. Then, the bracket 4 can be removed from the housing 8, freed from the pin 7 and the slot 801, and the battery cell 6 or control board 5 can be replaced.

[0037] The atomizer 1 is inserted into the main body shell at its lower end. The bottom wall of the atomizer 1 is provided with a first electrical contact 102 that abuts against the first conductive post 2 and a second electrical contact 103 that abuts against the second conductive post 3. An oil storage chamber 106 is formed inside the atomizer 1 for storing e-liquid. An atomizing tube 107 is provided inside the oil storage chamber 106 to isolate the e-liquid in the oil storage chamber 106. An atomizing channel 108 is formed inside the atomizing tube 107 for airflow and smoke exhaust. A heating element 109 is provided inside the atomizing channel 108 for heating the e-liquid in the oil storage chamber 106. An oil inlet hole 110 corresponding to the heating element 109 is opened on the outer wall of the atomizing tube 107 to guide the e-liquid in the oil storage chamber 106 into the heating element 109. The heating element 109 is electrically connected to the first electrical contact 102 and the second electrical contact 103. The top of the atomizer 1 has a smoke outlet channel 101 that communicates with the mist channel 108 for discharging smoke. The bottom wall of the atomizer 1 has an air inlet channel 105 that communicates with the mist channel 108 for air intake. The power board supplies power to the heating element 109 through the first conductive post 2 and the first electrical contact 102, as well as the second conductive post 3 and the second electrical contact 103, to make it heat up. Then, the e-liquid is heated to produce smoke. When smoking, the airflow can enter the mist channel 108 from the air inlet channel 105, and then drive the heating element 109 to heat the smoke produced by the e-liquid and discharge it from the smoke outlet channel 101 for the user to inhale.

[0038] Finally, it should be noted that the above are merely preferred embodiments of this utility model and are not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. An electronic cigarette that is easy to assemble and disassemble, characterized in that, The device includes a power supply unit and a housing surrounding the power supply unit, as well as an atomizer inserted into the housing and detachably electrically connected to the power supply unit. The power supply unit has a sliding detachable connection structure, which includes a groove, a pin located in the groove, and a slider connected to the pin and exposed outside the power supply unit. The inner wall of the housing has a slot corresponding to the pin. The slider can slide back and forth outside the power supply unit to control the pin to be inserted and removed from the slot, thereby controlling the connection and separation of the power supply unit from the housing.

2. The electronic cigarette according to claim 1, characterized in that, The sliding disassembly connection structure also has a sliding hole that corresponds to and communicates with the sliding groove. The slider extends out of the sliding hole and is exposed outside the power supply body. The slider slides back and forth outside the power supply body along the outer contour of the sliding hole, which can control the insertion and removal of the pin in the slot.

3. The electronic cigarette according to claim 2, characterized in that, The sliding hole is strip-shaped or elliptical; the outer wall of the slider is provided with multiple protrusions to increase friction.

4. The electronic cigarette according to claim 2, characterized in that, The groove wall of the slide is provided with a limiting groove, and the outer wall of the pin is provided with a spring arm corresponding to the limiting groove, and the spring arm extends into the limiting groove and abuts against the groove wall of the limiting groove.

5. The electronic cigarette according to claim 1, characterized in that, The power supply unit is provided with a conductive structure, and the atomizer is provided with a power connection structure corresponding to the conductive structure. The atomizer is inserted into the housing and electrically connected to the power supply unit through the conductive structure and the power connection structure.

6. The electronic cigarette according to any one of claims 1 to 5, characterized in that, The power supply unit includes a bracket, the housing is wrapped around the outer wall of the bracket, and the bottom wall of the bracket is exposed outside the housing. The sliding groove is formed on the inner wall of the bracket, and the bottom wall of the bracket has a sliding hole that extends into the sliding groove. The slider extends out of the sliding hole and is exposed on the bottom wall of the bracket.

7. The electronic cigarette according to claim 6, characterized in that, The outer wall of the bracket has through holes corresponding to the sliding groove and the pin, and the slot corresponds to the through hole and is located on the same horizontal plane.

8. The electronic cigarette according to claim 6, characterized in that, The power supply unit also includes a battery cell and a control board. The battery cell and the control board are disposed within the bracket, and the battery cell is electrically connected to the control board. The top wall of the bracket is provided with a first conductive post and a second conductive post as conductive structures. The control board is electrically connected to the first conductive post and the second conductive post. The bottom wall of the atomizer is provided with a first contact body that abuts against the first conductive post and a second contact body that abuts against the second conductive post. The first contact body and the second contact body constitute a contact structure. The atomizer is electrically connected to the power supply unit through the first conductive post abutting against the first contact body and the second conductive post abutting against the second contact body within the housing.

9. The electronic cigarette according to claim 8, characterized in that, The top wall of the bracket is also provided with two magnets, and the bottom wall of the atomizer is also provided with two iron blocks corresponding to each of the magnets. The atomizer is detachably connected to the power supply unit by being attracted to the iron blocks by the magnets.

10. The electronic cigarette according to claim 8, characterized in that, The atomizer has an oil storage chamber, and an atomizing tube is provided in the oil storage chamber. The atomizing tube has an atomizing channel and a heating element disposed in the atomizing channel. The heating element is electrically connected to the first electrical contact and the second electrical contact. An oil inlet hole corresponding to the heating element is opened on the outer wall of the atomizing tube. A smoke outlet channel communicating with the atomizing channel is opened at the top of the atomizer. An air inlet channel communicating with the atomizing channel is opened on the bottom wall of the atomizer.