Electronic cigarette capable of isolating liquid and preventing circuit failure

Abstract

The utility model discloses an electronic cigarette capable of isolating liquid and preventing circuit failure, which comprises a power supply main body, an atomization main body detachably and electrically connected with the power supply main body, a gas sensing cavity arranged in the power supply main body, and a gas flow switch arranged in the gas sensing cavity and used for starting the power supply main body to supply power to the atomization main body after sensing gas flow, the atomization body is internally provided with an oil storage cavity used for storing tobacco tar, a mist channel formed in the oil storage cavity, a heating core arranged in the mist channel and used for heating the tobacco tar and an air supply and liquid separation part corresponding to the mist channel, and an air guide channel communicated with the ventilation channel is arranged in the air supply and liquid separation part. And the position of the air guide channel is higher than that of the air supply liquid separation part. After the technical scheme is adopted, condensate generated in the mist channel and tobacco tar dripping from the heating core can flow into the gas supply liquid isolation part for isolation, cannot flow into the gas induction cavity to cause failure of the gas flow switch, and cannot flow out of the electronic cigarette to cause oil leakage pollution.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic cigarettes, in particular to an electronic cigarette with liquid isolation to prevent circuit failure. Background Art

[0002] At present, in existing electronic cigarettes, the air inlet for airflow entry, the ventilation channel for guiding the airflow into the air sensing chamber to activate the airflow switch, and the mist channel for ventilation and smoke exhaust are all interconnected and located on the same vertical line. When smoking, the airflow drives the heating core to heat the smoke oil and the smoke is discharged from the mist channel. The condensate formed by the liquefaction of the cold air and the smoke oil dripping from the bottom of the heating core under the action of gravity will not only flow into the ventilation channel through the mist channel and then into the air sensing chamber, causing the airflow switch to fail to work, but will also flow out of the air inlet through the mist channel, causing oil leakage and pollution. Utility Model Content

[0003] The purpose of the utility model is to provide an electronic cigarette with a liquid barrier to prevent circuit failure. By designing an air supply liquid barrier and an air guide channel higher than the air supply liquid barrier, the utility model solves the problem in the prior art of electronic cigarettes that condensation generated in the mist channel and oil dripping from the heating core will flow into the air sensing chamber, causing the air flow switch to fail to work, and oil will flow out of the air inlet and cause pollution.

[0004] The technical solution adopted by the present invention to solve the technical problem is: an electronic cigarette with liquid isolation and circuit failure prevention, including a power supply body and an atomizer body detachably electrically connected to the power supply body, the power supply body having an air sensing chamber, an air flow switch arranged in the air sensing chamber for sensing air flow and then starting the power supply body to supply power to the atomizer body, and an air ventilation channel communicating with the air sensing chamber, the atomizer body having an oil storage chamber for storing tobacco oil, a mist channel formed in the oil storage chamber, a heating core arranged in the mist channel for heating tobacco oil, and an air supply and liquid isolation portion corresponding to the mist channel, an air guide channel communicating with the ventilation channel being provided in the air supply and liquid isolation portion, and the air guide channel being positioned higher than the air supply and liquid isolation portion.

[0005] As an embodiment, an oil inlet hole corresponding to the heating core is opened on the channel wall corresponding to the mist channel, and a smoke exhaust channel communicating with the mist channel for exhausting smoke is provided on the atomizing body.

[0006] As an embodiment, the air supply and liquid isolation part includes a liquid isolation chamber communicated with the mist channel, a liquid isolation column arranged in the liquid isolation chamber, an air supply hole and an air supply channel for introducing the atomized air flow into the liquid isolation chamber, and an air inlet for air intake, and the air guide channel is opened on the chamber wall of the liquid isolation chamber.

[0007] As an embodiment, the power supply body is further provided with an adaptation groove for adapting to the atomizing body, the atomizing body is inserted into the adaptation groove and is detachably connected to the power supply body, a conductive structure is provided in the adaptation groove, and the atomizing body is provided with a power connection structure corresponding to the conductive structure, and the atomizing body is electrically connected to the power supply body through the conductive structure and the power connection structure.

[0008] As an embodiment, the power supply body includes a main body shell, a bracket is provided in the main body shell, the outer wall of the main body shell is concave to form an adaptation groove, a notch is opened on the groove wall of the adaptation groove, the outer wall of the bracket blocks the notch, and a first conductor and a second conductor as a conductive structure are provided on the outer wall of the bracket, and the first conductor and the second conductor extend into the adaptation groove.

[0009] As an embodiment, a battery cell and a power board are further provided in the main body shell, the battery cell is electrically connected to the power board, and the power board is electrically connected to the first conductor, the second conductor, and the airflow switch.

[0010] As an embodiment, the power supply body also includes an air sealing part, a groove is provided at the bottom end of the bracket, the air sealing part covers the bottom end of the bracket and encloses the groove to form the air sensing chamber, and a through channel corresponding to and communicating with the air sensing chamber is opened on the air sealing part, the airflow switch is installed in the through channel, and the ventilation channel runs through the outer wall of the bracket into the air sensing chamber.

[0011] As an embodiment, the atomizing body includes an oil storage tank and a bottom shell, the oil storage tank is sleeved on the outer wall of the bottom shell, the outer wall of the bottom shell is provided with a first power connection body and a second power connection body as a power connection structure, the first power connection body is in contact with the first conductor, the second power connection body is in contact with the second conductor, and the heating core is electrically connected to the first power connection body and the second power connection body, the atomizing body is electrically connected to the power supply body through the first power connection body in contact with the first conductor, and the second power connection body is in contact with the second conductor.

[0012] As an embodiment, the atomization body also includes a mist pipe, which is arranged in the oil storage tank, and the space between the outer wall of the mist pipe and the inner wall of the oil storage tank forms the oil storage cavity, and the mist channel is formed in the mist pipe, and the heating core is arranged in the mist pipe, and the tube wall of the mist pipe serves as the channel wall of the mist channel, and the tube wall of the mist pipe is provided with an oil inlet hole corresponding to the heating core, and the oil storage tank is also provided with an oil sealing member for sealing the oil storage cavity, and the top of the bottom shell is concave to form a cavity space, and the oil sealing member covers the top of the bottom shell and encloses the cavity space to form a liquid isolation chamber, and the shell wall of the bottom shell serves as the chamber wall of the liquid isolation chamber, and the air guide channel passes through the shell wall of the bottom shell, and one end of the air guide channel is communicated with the liquid isolation chamber, and the other end of the air guide channel is communicated with the ventilation channel.

[0013] As an embodiment, a connecting channel communicating with the liquid isolation chamber is provided at the top of the oil sealing component, the lower end of the mist pipe is inserted into the connecting channel so that the mist channel is communicated with the liquid isolation chamber, the bottom wall of the cavity space is provided with a liquid isolation column, an air supply channel is formed in the liquid isolation column, an air supply hole communicating with the air supply channel and the liquid isolation chamber is provided on the outer wall of the liquid isolation column, an air inlet communicating with the air supply channel is provided at the bottom end of the bottom shell, a suction nozzle is provided at the top of the oil storage tank, a smoke exhaust channel is provided in the suction nozzle, and the upper end of the mist pipe is inserted into the smoke exhaust channel so that the mist channel is communicated with the smoke exhaust channel.

[0014] The electronic cigarette with liquid barrier to prevent circuit failure of the present invention has the following beneficial effects: the electronic cigarette with liquid barrier to prevent circuit failure of the present invention, by designing the air supply liquid barrier part and the air guide channel higher than the air supply liquid barrier part, the condensed liquid of the smoke liquefied in the mist channel and the smoke oil dripping under the action of gravity of the heating core will flow into the air supply liquid barrier part for isolation, and will not flow into the air sensing chamber through the air guide channel and the ventilation channel to cause failure of the air flow switch, nor will it flow out of the electronic cigarette from the air inlet to cause oil leakage pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following is a detailed description of the present invention in conjunction with the accompanying drawings to make the above advantages of the present invention more clear.

[0016] Figure 1 This is an exploded view of the electronic cigarette of the present invention;

[0017] Figure 2 It is a three-dimensional diagram of the electronic cigarette of the present invention;

[0018] Figure 3 It is a cross-sectional schematic diagram of the electronic cigarette of the present utility model;

[0019] Figure 4This is a schematic diagram of the splitting of the atomizing body and the power supply body of the electronic cigarette of the utility model;

[0020] Figure 5 This is a schematic diagram of the splitting of the atomizing body and the power supply body of the electronic cigarette of the utility model;

[0021] Figure 6 This is a schematic diagram of the main shell structure of the power supply body of the electronic cigarette of the present invention;

[0022] Figure 7 This is a schematic diagram of the support structure of the atomizing body of the electronic cigarette of the present invention;

[0023] Figure 8 This is a diagram of the airflow direction when the electronic cigarette of the utility model is working. DETAILED DESCRIPTION

[0024] The following describes the implementation of the present invention in detail with reference to the accompanying drawings and examples, so that the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly. It should be noted that as long as no conflict arises, the various embodiments of the present invention and the various features in each embodiment can be combined with each other, and the resulting technical solutions are all within the scope of protection of the present invention.

[0025] It should be noted that the specification of this application records a large number of technical features, which are distributed in various technical solutions. If all possible combinations of technical features of this application (i.e., technical solutions) are to be listed, the specification will be too lengthy. In order to avoid this problem, the various technical features disclosed in the above-mentioned utility model content of this application, the various technical features disclosed in the various embodiments and examples below, and the various technical features disclosed in the accompanying drawings can be freely combined with each other to form various new technical solutions (these technical solutions are all deemed to have been recorded in this specification), unless such a combination of technical features is technically infeasible. For example, in one example, feature A+B+C is disclosed, and in another example, feature A+B+D+E is disclosed. Features C and D are equivalent technical means that play the same role. Technically, only one of them can be used, and it is impossible to use them at the same time. Feature E can be technically combined with feature C. Then the solution of A+B+C+D should not be considered as having been recorded because it is technically infeasible, while the solution of A+B+C+E should be considered as having been recorded.

[0026] like Figure 1-7As shown, the present invention provides an electronic cigarette with liquid isolation and circuit failure prevention, including a power supply body 13 and an atomizer body 14 detachably electrically connected to the power supply body 13, the power supply body 13 is provided with a gas sensing chamber 305, an air flow switch 4 arranged in the gas sensing chamber 305 for sensing airflow and then starting the power supply body 13 to supply power to the atomizer body 14, and an air vent 303 communicating with the gas sensing chamber 305, the atomizer body 14 is provided with an oil storage chamber 703 for storing tobacco oil, a mist channel 801 formed in the oil storage chamber 703, a heating core 9 for heating tobacco oil arranged in the mist channel 801, and an air supply and liquid isolation portion 1401 corresponding to the mist channel 801, an air guide channel 1202 communicating with the air vent 303 is provided in the air supply and liquid isolation portion 1401, and the air guide channel 1202 is positioned higher than the air supply and liquid isolation portion 1401. It should be noted that, by designing the air supply liquid barrier portion 1401 and the air guide channel 1202 which is higher than the air supply liquid barrier portion 1401, the condensed liquid of the smoke liquefied in the mist channel 801 and the smoke oil dripping from the heating core 9 under the action of gravity will flow into the air supply liquid barrier portion 1401 for isolation, and will not flow into the air sensing chamber 305 through the air guide channel 1202 and the ventilation channel 303 to cause the air flow switch 4 to fail, nor will it flow out of the electronic cigarette from the air inlet 1206 to cause oil leakage pollution.

[0027] In some embodiments, an oil inlet hole 802 corresponding to the heating core 9 is provided on the channel wall corresponding to the mist channel 801, and a smoke exhaust channel 702 is provided on the atomizer body 14, which is in communication with the mist channel 801 and is used to exhaust smoke. It should be noted that the smoke in the oil storage chamber 703 can enter the heating core 9 through the oil inlet hole 802. When the heating core 9 is powered, it heats the smoke to generate smoke. The smoke in the mist channel 801 is discharged through the smoke exhaust channel 702 for the user to inhale.

[0028] In some embodiments, the air supply and liquid isolation portion 1401 includes a liquid isolation chamber 1205 connected to the mist channel 801, a liquid isolation column 11 arranged in the liquid isolation chamber 1205, an air supply hole 1101 and an air supply channel 1102 for introducing the atomizing air flow into the liquid isolation chamber 1205, and an air inlet 1206 for air intake. The air guide channel 1202 is opened on the chamber wall of the liquid isolation chamber 1205. Among them, the external airflow can enter the air supply channel 1102 through the air inlet 1206, and then enter the liquid isolation chamber 1205 through the air supply hole 1101, and then first enter the air sensing chamber 305 through the air guide channel 1202, so that the airflow switch 4 senses the airflow and starts the power supply body 13 to supply power to the atomization body 14, and then enters the mist channel 801 to drive the heating core 9 to heat the smoke oil to generate the smoke flow. After the condensed liquid and dripping smoke oil enter the liquid isolation chamber 1205, they are isolated by the liquid isolation column 11 and will not enter the air supply channel 1102 from the air supply hole 1101, and then flow out from the air inlet 1206.

[0029] In some embodiments, the power supply body 13 is further provided with an adapting groove 101 for adapting to the atomizing body 14. The atomizing body 14 is inserted into the adapting groove 101 and is detachably connected to the power supply body 13. A conductive structure 1301 is provided in the adapting groove 101, and a power connection structure 1402 corresponding to the conductive structure 1301 is provided on the atomizing body 14. The atomizing body 14 is electrically connected to the power supply body 13 through the conductive structure 1301 and the power connection structure 1402. Among them, the conductive structure 1301 is used for conductive connection to the atomizing body 14, and the power connection structure 1402 is used to connect the heating core 9 to electricity and generate heat after the heating core 9 is energized.

[0030] In some embodiments, the power supply body 13 includes a main body shell 1, a bracket 3 is disposed within the main body shell 1, and the outer wall of the main body shell 1 is concave to form an adapting slot 101. A notch 102 is formed in the wall of the adapting slot 101, and the outer wall of the bracket 3 blocks the notch 102. A first conductor 301 and a second conductor 302 are disposed on the outer wall of the bracket 3 as a conductive structure 1301, and the first conductor 301 and the second conductor 302 extend into the adapting slot 101. The notch 102 is used to expose the outer wall of the bracket 3 on the wall of the adapting slot 101. The first conductor 301 and the second conductor 302 are both made of a conductive metal material. The first conductor 301 and the second conductor 302 extend into the adapting slot 101 to facilitate contact and electrical conduction with the power connection structure 1402.

[0031] In some embodiments, a battery cell 2 and a power board 6 are further disposed within the main housing 1. The battery cell 2 is electrically connected to the power board 6, which is in turn electrically connected to the first conductor 301, the second conductor 302, and the airflow switch 4. The battery cell 2 is used to supply power to the power board 6 to activate the electronic control function. The power board 6 is used to supply power to the atomizer body 14 via the first conductor 301 and the second conductor 302. The power board 6 is also used to supply power to the airflow switch 4 to activate the airflow sensing control power-on function.

[0032] In some embodiments, the power supply body 13 further includes an air sealing member 5. A groove 304 is provided at the bottom end of the bracket 3. The air sealing member 5 covers the bottom end of the bracket 3 and encloses the groove 304 to form an air sensing chamber 305. A through-channel 501 corresponding to and communicating with the air sensing chamber 305 is provided on the air sealing member 5. The air flow switch 4 is installed in the through-channel 501. The ventilation channel 303 runs from the outer wall of the bracket 3 to the air sensing chamber 305. The air sealing member 5 is made of silicone material and is used to seal the groove 304. This prevents air from leaking into the air sensing chamber 305 formed by the air sealing member 5 and the groove 304, thereby preventing air from leaking and affecting the sensitivity of the air flow switch 4 in sensing airflow. The through-channel 501 is used to accommodate the air flow switch 4 and for airflow to enter.

[0033] In some embodiments, the atomizing body 14 includes an oil storage tank 7 and a bottom shell 12. The oil storage tank 7 is mounted on the outer wall of the bottom shell 12. The outer wall of the bottom shell 12 is provided with a first power connection body 1203 and a second power connection body 1204 as a power connection structure 1402. The first power connection body 1203 is in contact with the first conductor 301, and the second power connection body 1204 is in contact with the second conductor 302. The heating core 9 is electrically connected to the first power connection body 1203 and the second power connection body 1204. The atomizing body 14 is electrically connected to the power supply body 13 through the first power connection body 1203 in contact with the first conductor 301, and the second power connection body 1204 is in contact with the second conductor 302. Among them, the bottom shell 12 is used to seal the bottom end of the oil storage tank 7, and the first power connector 1203 and the second power connector 1204 are also made of conductive metal material, which are used to conductively connect the heating core 9. The power board 6 is connected to the first conductor 301 through the first power connector 1203, and the second power connector 1204 is connected to the second conductor 302 to energize the heating core 9 to make it heat up.

[0034] In some embodiments, the atomizing body 14 further includes a mist pipe 8, which is disposed in the oil storage tank 7. The space between the outer wall of the mist pipe 8 and the inner wall of the oil storage tank 7 forms an oil storage cavity 703. A mist channel 801 is formed in the mist pipe 8. The heating core 9 is disposed in the mist pipe 8. The wall of the mist pipe 8 serves as the channel wall of the mist channel 801. An oil inlet hole 802 corresponding to the heating core 9 is provided on the wall of the mist pipe 8. The oil storage tank 7 is also provided with a sealing member for sealing the oil storage cavity. The oil seal 10 of 703 is concave at the top of the bottom shell 12, forming a cavity 1201. The oil seal 10 covers the top of the bottom shell 12 and encloses the cavity 1201 to form a liquid-isolating chamber 1205. The shell wall of the bottom shell 12 serves as the chamber wall of the liquid-isolating chamber 1205. The air guide channel 1202 runs through the shell wall of the bottom shell 12, and one end of the air guide channel 1202 communicates with the liquid-isolating chamber 1205, and the other end of the air guide channel 1202 communicates with the ventilation channel 303. The mist pipe 8 is made of stainless steel and is used to isolate the smoke in the oil storage chamber 703, preventing the smoke from entering the mist channel 801 and causing oil leakage. The mist channel 801 is used for air flow and to accommodate the heating core 9. The oil seal 10 is made of silicone and effectively seals the oil storage chamber 703.

[0035] In some embodiments, a connecting channel 1001 communicating with the liquid isolation chamber 1205 is provided at the top of the oil sealing member 10, and the lower end of the mist pipe 8 is inserted into the connecting channel 1001 so that the mist channel 801 communicates with the liquid isolation chamber 1205, and a liquid isolation column 11 is provided on the bottom wall of the cavity space 1201, and an air supply channel 1102 is formed in the liquid isolation column 11, and an air supply hole 1101 communicating with the air supply channel 1102 and the liquid isolation chamber 1205 is provided on the outer wall of the liquid isolation column 11, and an air supply hole 1101 communicating with the air supply channel 1102 and the liquid isolation chamber 1205 is provided, and an air inlet 1206 communicating with the air supply channel 1102 is provided at the bottom end of the bottom shell 12, and a suction nozzle 701 is provided at the top of the oil storage tank 7, and a smoke exhaust channel 702 is provided in the suction nozzle 701, and the upper end of the mist pipe 8 is inserted into the smoke exhaust channel 702 so that the mist channel 801 communicates with the smoke exhaust channel 702. Among them, the connecting channel 1001 is used to connect and position the lower end of the mist pipe 8, the smoke exhaust channel 702 is used to connect and position the upper end of the mist pipe 8, and to exhaust smoke, and the mouthpiece 701 is used to be held in the mouth for smoking. When smoking, the external airflow can enter the air supply channel 1102 from the air inlet 1206, and then enter the liquid isolation chamber 1205 through the air supply hole 1101 until it reaches the mist channel 801, and then drive the smoke from the smoke exhaust channel 702 into the user's mouth.

[0036] The following is a detailed description through preferred embodiments.

[0037] like Figure 1-7As shown, the electronic cigarette of the present invention includes: a power supply body 13 and an atomization body 14, the power supply body 13 includes: a main body shell 1, a battery core 2, a bracket 3, an airflow switch 4, an air sealing member 5, and a power supply board 6, wherein the outer wall of the main body shell 1 is concave to form an adaptation groove 101 for adapting to the atomization body 14, the bracket 3 is installed and fixed in the main body shell 1, and a notch 102 is opened on the groove wall of the adaptation groove 101 to expose the outer wall of the bracket 3 on the groove wall of the adaptation groove 101, and the outer wall of the bracket 3 blocks the notch 102, and a first conductor 301 and a second conductor 302 are provided on the outer wall of the bracket 3, and the first conductor 301 and the second conductor 302 extend into the adaptation groove 101 for conductive connection to the atomization body 14, a groove 304 is provided at the bottom end of the bracket 3, and the air sealing member 5 covers the bottom end of the bracket 3 and encloses the groove 304 An air sensing chamber 305 is formed to gather airflow, and a through channel 501 corresponding to and communicating with the air sensing chamber 305 is provided on the air sealing member 5 to accommodate the airflow switch 4. The airflow switch 4 is installed in the through channel 501, and an air vent 303 is provided on the outer wall of the bracket 3 to pass through the air sensing chamber 305 for airflow to enter the air sensing chamber 305. The battery cell 2 and the power board 6 are fixed in the main body shell 1, and the battery cell 2 is electrically connected to the power board 6 to supply power to the power board 6 to activate the electric control function. The power board 6 is electrically connected to the first conductor 301 and the second conductor 302 to supply power to the atomizing body 14. The power board 6 is also electrically connected to the airflow switch 4 to supply power to the airflow switch 4 to activate the airflow sensing control power-on function. The various components are combined together to cooperate with each other to form the power supply body 13.

[0038] The atomizer body 14 includes: an oil storage tank 7, an atomizer pipe 8, a heating core 9, an oil seal 10, a liquid partition column 11, and a bottom shell 12. The atomizer pipe 8 is installed in the oil storage tank 7. The space between the outer wall of the atomizer pipe 8 and the inner wall of the oil storage tank 7 forms an oil storage cavity 703 for storing tobacco oil. A mist channel 801 is formed in the atomizer pipe 8 for ventilation and accommodating the heating core 9. The heating core 9 is installed in the mist channel 801 of the atomizer pipe 8 for heating the tobacco oil in the oil storage cavity 703 to generate smoke. An oil inlet hole 802 corresponding to the heating core 9 is provided on the wall of the atomizer pipe 8 for The oil in the oil storage chamber 703 is introduced into the heating core 9. The oil sealing member 10 is installed in the oil storage tank 7 to seal the oil storage chamber 703. The top of the oil storage tank 7 is provided with a suction nozzle 701 for holding it in the mouth for smoking. The suction nozzle 701 is provided with a smoke exhaust channel 702 for sucking the smoke into the mouth. The upper end of the mist pipe 8 is inserted into the smoke exhaust channel 702 and connected so that the mist channel 801 is connected to the smoke exhaust channel 702. The bottom shell 12 is installed at the bottom end of the oil storage tank 7 to block the bottom end of the oil storage tank 7. The outer wall of the bottom shell 12 is provided with a first electrical connection 1203 and a second electrical connection electrically connected to the heating core 9. The body 1204 is used for conductive connection to the heating core 9. The top of the bottom shell 12 is concave to form a cavity space 1201. The oil seal 10 covers the top of the bottom shell 12 and encloses the cavity space 1201 to form a liquid isolation chamber 1205 for ventilation and isolation of condensate. The shell wall of the bottom shell 12 is provided with an air guide channel 1202 communicating with the liquid isolation chamber 1205 for air guidance. The top of the oil seal 10 is provided with a connecting channel 1001 communicating with the liquid isolation chamber 1205 for connecting the lower end of the mist pipe 8. The lower end of the mist pipe 8 is inserted into the connecting channel 1001 so that the mist channel 80 1 is communicated with the liquid isolation chamber 1205 for conducting airflow and refluxing condensate. The liquid isolation column 11 is fixedly installed on the bottom wall of the cavity space 1201 for isolating the condensate. An air supply channel 1102 is formed in the liquid isolation column 11 for ventilating air. An air supply hole 1101 communicating with the air supply channel 1102 and the liquid isolation chamber 1205 is opened on the outer wall of the liquid isolation column 11 and is also used for ventilating air. An air inlet 1206 communicating with the air supply channel 1102 is opened at the bottom end of the bottom shell 12 for intake of air into the air supply channel 1102. The various components are combined together to cooperate with each other to form the atomizing body 14.

[0039] Among them, the atomizer body 14 is inserted into the adapter slot 101 and is detachably connected to the power supply body 13, and the ventilation channel 303 corresponds to and communicates with the air guide channel 1202. The atomizer body 14 is electrically connected to the power supply body 13 through the first power connector 1203 and the first conductor 301 in the adapter slot 101, and the second power connector 1204 and the second conductor 302 are abutted. The power board 6 is abutted against the first conductor 301 through the first power connector 1203, and the second power connector 1204 and the second conductor 302 to energize the heating core 9 to make it heat up.

[0040] like Figure 8As shown, the specific implementation of the airflow direction when the electronic cigarette of this embodiment is used is described. When smoking through the mouthpiece 701, the external airflow can enter the air supply channel 1102 from the air inlet 1206, and then enter the liquid isolation chamber 1205 through the air supply hole 1101, and then first pass through the air guide channel 1202 and enter the air sensing chamber 305 from the ventilation channel 303. After the airflow switch 4 senses the airflow in the through channel 501, it can start the power board 6 to energize the heating core 9 to heat the heating core 9, and then heat the tobacco oil to generate smoke. Then, the airflow enters the mist channel 801, driving the heating core 9 to heat The smoke generated by the e-liquid enters the user's mouth from the smoke exhaust channel 702 and is inhaled. When the airflow drives the heating core 9 to heat the e-liquid and the smoke generated is discharged from the mist channel 801 and the smoke exhaust channel 702, the condensed liquid formed by the liquefaction when encountering the cold air and the e-liquid dripping from the bottom of the heating core 9 under the action of gravity will flow back into the liquid isolation chamber 1205 for collection, so as not to flow into the air sensing chamber 305 through the air guide channel 1202 and the ventilation channel 303 to cause the air flow switch 4 to fail and not work, and will not flow out from the air inlet 1206 through the air supply hole 1101 and the air supply channel 1102 to cause oil leakage and pollution.

[0041] Finally, it should be noted that the above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An electronic cigarette with a liquid barrier to prevent circuit failure, comprising a power supply body and an atomizing body detachably electrically connected to the power supply body, characterized in that: The power supply body has an air sensing chamber, an air flow switch arranged in the air sensing chamber for sensing air flow and then activating the power supply body to supply power to the atomizing body, and an air vent communicating with the air sensing chamber. The atomizing body has an oil storage chamber for storing tobacco oil, a mist channel formed in the oil storage chamber, a heating core arranged in the mist channel for heating tobacco oil, and an air supply and liquid barrier portion corresponding to the mist channel. An air guide channel communicating with the air vent channel is provided in the air supply and liquid barrier portion, and the air guide channel is positioned higher than the air supply and liquid barrier portion.

2. The electronic cigarette according to claim 1, characterized in that An oil inlet hole corresponding to the heating core is provided on the channel wall corresponding to the mist channel, and a smoke exhaust channel communicating with the mist channel for exhausting smoke is provided on the atomizing body.

3. The electronic cigarette according to claim 1, characterized in that The air supply and liquid isolation part includes a liquid isolation chamber communicated with the mist channel, a liquid isolation column arranged in the liquid isolation chamber, an air supply hole and an air supply channel for introducing the atomized air flow into the liquid isolation chamber, and an air inlet for air intake, and the air guide channel is opened on the chamber wall of the liquid isolation chamber.

4. The electronic cigarette according to claim 1, characterized in that The power supply body is also provided with an adapter groove for adapting to the atomizer body. The atomizer body is inserted into the adapter groove and is detachably connected to the power supply body. A conductive structure is provided in the adapter groove, and the atomizer body is provided with a power connection structure corresponding to the conductive structure. The atomizer body is electrically connected to the power supply body through the conductive structure and the power connection structure.

5. The electronic cigarette according to any one of claims 1 to 4, characterized in that: The power supply body includes a main body shell, a bracket is provided in the main body shell, the outer wall of the main body shell is concave to form an adaptation groove, a notch is opened on the groove wall of the adaptation groove, the outer wall of the bracket blocks the notch, and a first conductor and a second conductor are provided on the outer wall of the bracket as conductive structures, and the first conductor and the second conductor extend into the adaptation groove.

6. The electronic cigarette according to claim 5, characterized in that A battery core and a power board are also provided in the main body shell. The battery core is electrically connected to the power board, and the power board is electrically connected to the first conductor, the second conductor, and the airflow switch.

7. The electronic cigarette according to claim 5, characterized in that The power supply body also includes an air sealing part, and a groove is provided at the bottom end of the bracket. The air sealing part covers the bottom end of the bracket and encloses the groove to form the air sensing chamber. The air sealing part is provided with a through channel corresponding to and communicating with the air sensing chamber. The air flow switch is installed in the through channel, and the ventilation channel runs through the outer wall of the bracket into the air sensing chamber.

8. The electronic cigarette according to claim 6, characterized in that The atomizing body includes an oil storage tank and a bottom shell, the oil storage tank is sleeved on the outer wall of the bottom shell, the outer wall of the bottom shell is provided with a first power connection body and a second power connection body as a power connection structure, the first power connection body is in contact with the first conductor, the second power connection body is in contact with the second conductor, and the heating core is electrically connected to the first power connection body and the second power connection body, the atomizing body is electrically connected to the power supply body through the first power connection body in contact with the first conductor, and the second power connection body is in contact with the second conductor.

9. The electronic cigarette according to claim 8, characterized in that The atomizing body also includes a mist pipe, which is arranged in the oil storage bin, and the space between the outer wall of the mist pipe and the inner wall of the oil storage bin forms the oil storage cavity, and the mist channel is formed in the mist pipe. The heating core is arranged in the mist pipe, and the tube wall of the mist pipe serves as the channel wall of the mist channel. An oil inlet hole corresponding to the heating core is opened on the tube wall of the mist pipe, and an oil sealing member for sealing the oil storage cavity is also provided in the oil storage bin. The top of the bottom shell is concave to form a cavity space, and the oil sealing member covers the top of the bottom shell and encloses the cavity space to form a liquid isolation chamber, and the shell wall of the bottom shell serves as the chamber wall of the liquid isolation chamber. The air guide channel passes through the shell wall of the bottom shell, and one end of the air guide channel is communicated with the liquid isolation chamber, and the other end of the air guide channel is communicated with the ventilation channel.

10. The electronic cigarette according to claim 9, characterized in that A connecting channel communicating with the liquid isolation chamber is provided at the top of the oil sealing member, and the lower end of the mist pipe is inserted into the connecting channel so that the mist channel is communicated with the liquid isolation chamber. A liquid isolation column is provided on the bottom wall of the cavity space, and an air supply channel is formed in the liquid isolation column. An air supply hole communicating with the air supply channel and the liquid isolation chamber is provided on the outer wall of the liquid isolation column. An air inlet communicating with the air supply channel is provided at the bottom end of the bottom shell. A suction nozzle is provided at the top of the oil storage tank, and a smoke exhaust channel is provided in the suction nozzle. The upper end of the mist pipe is inserted into the smoke exhaust channel so that the mist channel is communicated with the smoke exhaust channel.

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