US20210112875A1 - Electronic cigarette with independent breathing sensing channel - Google Patents
Electronic cigarette with independent breathing sensing channel Download PDFInfo
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- US20210112875A1 US20210112875A1 US16/884,017 US202016884017A US2021112875A1 US 20210112875 A1 US20210112875 A1 US 20210112875A1 US 202016884017 A US202016884017 A US 202016884017A US 2021112875 A1 US2021112875 A1 US 2021112875A1
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- Prior art keywords
- cylinder
- duct
- smoke
- airflow
- atomizer
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/50—Control or monitoring
- A24F40/51—Arrangement of sensors
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/42—Cartridges or containers for inhalable precursors
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/44—Wicks
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/46—Shape or structure of electric heating means
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/48—Fluid transfer means, e.g. pumps
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/10—Devices using liquid inhalable precursors
Definitions
- the present invention generally relates to an electronic cigarette and more particularly to an electronic cigarette with an independent breathing sensing channel.
- electronic cigarettes are a non-burning device that generates heat, it uses electric heating elements to heat the shredded tobacco or vaporizable oil, so that it releases smoke particles and the smoke particles are inhaled by people, so as to achieve the same pleasure as smoking traditional tobacco.
- the electronic cigarette automatically turns on the power and starts working.
- the electronic cigarette will automatically turn off the power. It saves the trouble of operating the power switch, and avoids the electronic cigarette burning for a long time due to the power switch is forgot to be turned off.
- the first guarantee is that the vaporizable oil must not leak out. Therefore, if the airflow sensor and oil storage are installed at the upper portion of the electronic cigarette, the upper portion of the electronic cigarette becomes wide. So the electronic cigarette becomes large.
- An object of the present invention is to provide an electronic cigarette, includes a mouthpiece section, the mouthpiece section has a suction nozzle; a rod section; the rod section has a first cylinder, the first cylinder accommodating a power source, the first cylinder has an airflow sensor arrange along a longitudinal direction of the power source; and an atomizing section, the atomizing section arranged between the mouthpiece section and the rod section, the atomizing section has a second cylinder, a smoke duct, an atomizer and an airflow duct, one end of the second cylinder is connected to the mouthpiece section, the other end of the second cylinder is connected to the first cylinder, the second cylinder contain smoke oil, the smoke duct pass through the second cylinder, the atomizer is installed at a bottom of the smoke duct, the smoke duct has an oil inlet communicating with the atomizer, the bottom of the atomizer has a sealing member, the working state of the atomizer is controlled by the airflow sensor, the airflow duct is penetrated in the smoke
- FIG. 1 is a perspective view of an electronic cigarette with an independent breathing sensing channel in accordance with the present invention
- FIG. 2 is a section view of FIG. 1 ;
- FIG. 3 is an enlarged image of area A of FIG. 2 ;
- FIG. 4 is an exploded view of FIG. 1 ;
- FIG. 5 is a perspective view showing a smoke duct in accordance with the present invention.
- FIG. 6 is a perspective view showing an airflow duct in accordance with the present invention.
- FIG. 7 is a perspective view showing an atomizer in accordance with the present invention.
- FIG. 8 is a perspective view showing a connector head in accordance with the present invention.
- FIG. 9 is a perspective view showing a sleeve in accordance with the present invention.
- FIG. 10 is a perspective view of a first conductive pillar and a second conductive pillar in accordance with the present invention.
- FIG. 11 is a perspective view showing an air nozzle in accordance with the present invention.
- the electronic cigarette 100 includes a mouthpiece section 1 , an atomizing section 2 and a rod section 3 from top to bottom, respectively.
- the mouthpiece section 1 is used to provide a suction nozzle 11 .
- the smoke generated from the atomizing section 2 passes through the mouthpiece section 1 and finally reaches the user's mouth.
- the mouthpiece section 1 is directly held in the user's mouth.
- the rod section 3 is mounted on a bottom of the electronic cigarette 100 , which is gripped by user's hand.
- the rod section 3 has a first cylinder 30 for accommodating a power source 31 .
- the power source 31 is installed in the first cylinder 30 and provides energy for the atomizing section 2 .
- the first cylinder 30 has an airflow sensor 32 arranged along a longitudinal direction of the power source 31 .
- the airflow sensor 32 is installed at a bottom end of the power source 31 .
- the airflow sensor 32 can be installed at a top end of the power source 31 .
- the atomizing section 2 is arranged between the mouthpiece section 1 and the rod section 3 .
- the atomizing section 2 includes a second cylinder 20 , a smoke duct 21 , an atomizer 25 and an airflow duct 22 .
- One end of the second cylinder 20 is connected to the mouthpiece section 1
- the other end of the second cylinder 20 is connected to the first cylinder 30 .
- the smoke duct 21 passes through the second cylinder 20 .
- the smoke duct 21 includes a guiding cavity 210 which is arranged at a top of the smoke duct 21 and extended into the mouthpiece section 1 , and an atomization cavity 211 which is arranged at a bottom of the smoke duct 21 and communicated with the smoke oil storage 23 .
- the atomizer 25 is installed in the atomization cavity 211 , the smoke particles generated by the atomizer 25 reach the mouthpiece section 1 through the guide cavity 210 of the smoke duct 21 .
- the smoke duct 21 has an oil inlet communicating with the atomizer 25 .
- a bottom of the atomizer 25 has a sealing member 24 to prevent the smoke oil adsorbed on the atomizer 25 from leaking out through the bottom of the smoke duct 21 .
- the sealing member 24 must have at least watertight properties, of course, the sealing member 24 can also have airtight properties.
- the working state of the atomizer 25 is controlled by the airflow sensor 32 . According to sensing result of the airflow sensor 32 , the atomizer 25 is turned on or turned off.
- the airflow duct 22 is arranged in the smoke duct 21 , preferably, the airflow duct 22 and the smoke duct 21 are co-axis. Tops of the smoke duct 21 and the airflow duct 22 are opened, and are extended into the mouthpiece section 1 .
- a bottom of the airflow duct 22 passes through the atomizer 25 and the sealing member 24 , and extends into and communicates with the first cylinder 30 .
- P 1 represents a flow path of airflow of the airflow sensor 32
- P 2 represents a flow path of smoke particles.
- the air flow duct 22 is formed as a negative pressure channel. So that a sensing airflow is formed from a bottom end of the first cylinder 30 , through the air flow duct 22 , into the user's mouth. The sensing airflow triggers the airflow sensor 32 , thereby turn on the atomizer 25 , so that the atomizer 25 starts to work.
- the smoke particles generated by the atomizer 25 are passed through the atomization cavity 211 and the guide cavity 210 , and finally sucked into the user's mouth through the mouthpiece section 1 .
- an inside of the first cylinder 30 is communicated with the airflow duct 22 to form the flow path of the sensing airflow.
- the atomizer 25 is communicated with the smoke duct 21 and the smoke oil storage 23 to form the flow path of smoke particles. Because an inside of the airflow duct 22 is isolated from an outside of the airflow duct 22 , the flow path of smoke particles is formed between an inside of the smoke duct 21 and the outside of the airflow duct 22 . Therefore, the flow path of the sensing airflow is independent from the flow path of smoke particles.
- the electronic cigarette 100 has a slender, light and coordinated structure.
- the sealing member 24 the smoke oil in the second cylinder 20 and the atomizer 25 is prevented from leaking into the first cylinder 30 . Corrosion damage of the power source 31 in the first cylinder 30 is also avoid.
- The, electronic cigarette 100 has good user experience.
- a bottom of an inner wall of the atomization cavity 211 has the sealing member 24 , and the sealing member 24 is a waterproof rubber ring.
- the sealing member 24 defines a through hole 240 .
- the airflow duct 22 passes through the through hole 240 , and an outer wall of the airflow duct 22 is tightly connected with an inner wall of the through hole 240 .
- a bottom of the through hole 240 defines a cavity 241 which is concentric and communicating with the through hole 240 .
- a bottom of the airflow duct 22 extends laterally and outward to form a skirt 220 .
- the diameter of the skirt 220 is equal to the diameter of the cavity 241 , so that the skirt 220 can be snapped into the cavity 241 .
- the airflow duct 22 can be stably fixed inside the smoke duct 21 to prevent the airflow duct 22 from hitting the atomizer 25 .
- the atomizer 25 includes a cylindrical heater 250 , a heating wire 251 in a cavity of the heater 250 , and an oil-absorbing cotton 252 covering an outer wall of the heater 250 .
- the oil inlet has a plurality of oil inlet holes 212 (as shown in the FIG. 5 ) opened on a side wall of the atomization cavity 211 of the smoke duct 21 .
- the heating wire 251 is used to heat up the heater 250
- the heater 250 is used to heat up the oil-absorbing cotton 252 , thereby atomizing the smoke oil in the oil-absorbing cotton 252 .
- the heater 250 is a ceramic tube
- the smoke oil in the smoke oil storage 23 enters the oil-absorption cotton 252 through the oil inlet holes 212 of the atomization cavity 211 , and the smoke oil is absorbed by the oil-absorption cotton 252 .
- the heating wire 251 When the atomizer 25 is turned on, the heating wire 251 is heating up to rise the temperature of the ceramic heater 250 . Then the smoke oil absorbed on the oil-absorbing cotton 252 is atomized to generate smoke particles, and the smoke particles enter the guide cavity 210 from the atomization cavity 211 and inhaled by the user.
- the heating wire 251 has a spiral cylindrical structure. The airflow duct 22 passes through the heating wire 251 , and there is a certain distance between the heating wire 251 and the airflow duct 22 to avoid short circuit of the heating wire 251 .
- a bottom of the second cylinder 20 has a connector head 26 .
- the connector head 26 is formed as a T-shaped viewed from lateral side and formed as a ring structure viewed from top side and bottom side.
- the second cylinder 20 is detachably connected to the first cylinder 30 through the connector head 26 .
- the atomizing section 2 can be separated from the rod section 3 .
- the atomization cavity 211 of the smoke duct 21 extends downward to an outside of the second cylinder 20 .
- a top of the connector head 26 is sleeved on an outer wall of the atomization cavity 211 of the smoke duct 21 .
- a bottom of the connector head 26 is extend into the first cylinder 30 and is screwed with the first cylinder 30 .
- an inner wall of the bottom of the second cylinder 20 defines an annular rib 214 and the outer wall of the atomization cavity 211 defines an annular shoulder 213 abutted against the annular rib, and a sealing ring 29 is filled between the annular shoulder 213 and the annular rib 214 .
- a sleeve 33 is inserted into a top opening of the first cylinder 30 .
- An inner wall of the sleeve 33 has an internal thread.
- An outer wall of a lower portion of the connector head 26 has an external thread matching the internal thread.
- a cavity is formed inside the connector head 26 .
- a hollow first conductive pillar 27 is positioned in a bottom of the cavity of the connector head 26 .
- a cavity is formed inside the sleeve 33 .
- a hollow second conductive pillar 34 is positioned in a middle of the cavity of the sleeve 33 .
- an inner wall of the connector head 26 has a ring-shaped first flange 260
- an inner wall of the sleeve 33 has a ring-shaped second flange 330 .
- the first conductive pillar 27 and the second conductive pillar 34 are engaged with the first flange 260 and the second flange 330 , respectively.
- both the connector head 26 and the sleeve 33 are formed of metal material.
- a negative end of the heating wire 251 passes through the heater 250 and is electrically connected to the connector head 26 , and a negative end of the power source 31 is electrically connected to the airflow sensor 32 and the sleeve 33 .
- a first insulating sleeve 28 is sleeved on the first conductive pillar 27 .
- a second insulating sleeve 35 is sleeved on the second conductive pillar 34 .
- An outer surface of the first insulating sleeve 28 defines a first slot 280 for engaging with the first flange 260
- an outer surface of the second insulating sleeve 35 defines a second slot 350 for engaging with the second flange 330 .
- the sleeve 33 and the connector head 26 are used as negative connection lines, and therefore an additional negative line structure is avoided.
- the electronic cigarette 100 has simple design and low cost of manufacture.
- a positive elastic sheet 310 and a negative elastic sheet 311 of the power source 31 are respectively fixed in an insulating elastic rubber pad 40 .
- the airflow sensor 32 is disposed below the positive end of the power source 31 .
- the positive electrode sheet 310 and the negative electrode sheet 311 of the power source 31 are electrically connected to the airflow sensor 32 through a first connecting wire 41 and a second connecting wire 42 respectively.
- the airflow sensor 32 is electrically connected to the second conductive pillar 34 through a third connection wire 43 , and the second connection wire 42 is also electrically connected to the sleeve 33 .
- a top of the sleeve 33 protrudes outward to form an annular flange 331 .
- a top of the first cylinder 30 abuts on the annular flange 331 .
- Outer surfaces of the annular flange 331 and the sleeve 33 define at least one air inlet 332 communicates with the inside of the first cylinder 30 . Because the air inlet 332 communicates with the inside of the first cylinder 30 , when negative pressure is generated in the first cylinder 30 due to suction action, the external airflow enters in the first cylinder 30 through the air inlet 332 . Therefore, the sensing airflow generates a pushing force on the airflow sensor 32 , so that the sensitive performance of the airflow sensor 32 is ensured, and the airflow sensor 32 can immediately perform actions.
- the mouthpiece section 1 includes a sealing joint 10 having a hollow structure and a suction nozzle 11 plugs to the sealing joint 10 .
- the sealing joint 10 is sleeved on the top of the smoke duct 21 and is tightly connected to the second cylinder 20 .
- the sealing joint 10 has an air nozzle 12 .
- a middle portion of the air nozzle 12 has a first diversion hole 120 , and defines a plurality of second diversion holes 121 around the first guide hole 120 .
- the first diversion hole 120 communicates with the airflow duct 22
- the second diversion hole 121 communicates with the smoke duct 21 .
- the first diversion hole 120 is isolated from the second diversion holes 121 .
- the sealing joint 10 through the first diversion hole 120 and the second diversion hole 121 of the air nozzle 12 , the sealing joint 10 , the smoke particles output from the smoke duct 21 will not diffuse into the airflow duct 22 .
- the electronic cigarette 100 has a case, in this embodiment, the first cylinder 30 and the second cylinder 20 are assembled into the case.
- the power source 31 , the airflow sensor 32 , the atomizer 25 , the smoke duct 21 and the airflow duct are positioned in the case.
- the case is partitioned into independent first room and second room.
- the first room is surrounded by the first cylinder 30 and the sleeve 33
- the second room is surrounded by the second cylinder 20 , the smoke duct 21 and the suction nozzle 11 .
- the power source 31 and the airflow sensor 32 are positioned in the first room.
- the second room functions as the smoke oil storage 23 .
- the smoke oil storage can be an independent member, and the independent smoke oil storage can be assembled in the second room.
- the smoke duct 21 has a first opening and a second opening.
- the first opening communicates with the suction nozzle 11
- the second opening communicates with the atomizer 25
- the smoke oil storage 23 communicates with the atomizer 25 .
- the airflow duct 22 has a third opening and a fourth opening.
- the third opening communicates with the suction nozzle 11
- the fourth opening communicates with the first room. Because the inside of the airflow duct 22 is isolated from a space formed between the outside of the airflow duct and the inside of the smoke duct, the flow path of the sensing airflow is independent from the flow path of smoke particles.
Abstract
An electronic cigarette, includes a mouthpiece section, the mouthpiece section has a suction nozzle; a rod section; the rod section has a first cylinder, the first cylinder accommodating a power source, the first cylinder has an airflow sensor arrange along a longitudinal direction of the power source; an atomizing section, the atomizing section has a second cylinder, a smoke duct, an atomizer and an airflow duct, the smoke duct pass through the second cylinder, the atomizer is installed at the smoke duct, the working state of the atomizer is controlled by the airflow sensor, the airflow duct is penetrated in the smoke duct, tops of the smoke duct and the airflow duct is opened in the mouthpiece section, a bottom of the airflow duct pass through the atomizer and the sealing member and communicating with the first cylinder.
Description
- The present application is based on, and claims priority from, China Patent Application No. 201921781841.5, filed Oct. 22, 2019, the disclosure of which is hereby incorporated by reference herein in its entirety.
- The present invention generally relates to an electronic cigarette and more particularly to an electronic cigarette with an independent breathing sensing channel.
- Unlike traditional tobacco that needs to be ignited by an open flame, electronic cigarettes are a non-burning device that generates heat, it uses electric heating elements to heat the shredded tobacco or vaporizable oil, so that it releases smoke particles and the smoke particles are inhaled by people, so as to achieve the same pleasure as smoking traditional tobacco. When the user has a smoking action, the electronic cigarette automatically turns on the power and starts working. When the electronic cigarette is idle for a long time, the electronic cigarette will automatically turn off the power. It saves the trouble of operating the power switch, and avoids the electronic cigarette burning for a long time due to the power switch is forgot to be turned off.
- However, for this electronic cigarette, the first guarantee is that the vaporizable oil must not leak out. Therefore, if the airflow sensor and oil storage are installed at the upper portion of the electronic cigarette, the upper portion of the electronic cigarette becomes wide. So the electronic cigarette becomes large.
- As a portable appliance, electronic cigarettes are more concerned about the lightweight and downsizing. Therefore, it is necessary to improve the installation position of the oil storage and the airflow sensor of the electronic cigarette.
- An object of the present invention is to provide an electronic cigarette, includes a mouthpiece section, the mouthpiece section has a suction nozzle; a rod section; the rod section has a first cylinder, the first cylinder accommodating a power source, the first cylinder has an airflow sensor arrange along a longitudinal direction of the power source; and an atomizing section, the atomizing section arranged between the mouthpiece section and the rod section, the atomizing section has a second cylinder, a smoke duct, an atomizer and an airflow duct, one end of the second cylinder is connected to the mouthpiece section, the other end of the second cylinder is connected to the first cylinder, the second cylinder contain smoke oil, the smoke duct pass through the second cylinder, the atomizer is installed at a bottom of the smoke duct, the smoke duct has an oil inlet communicating with the atomizer, the bottom of the atomizer has a sealing member, the working state of the atomizer is controlled by the airflow sensor, the airflow duct is penetrated in the smoke duct, tops of the smoke duct and the airflow duct is opened in the mouthpiece section, a bottom of the airflow duct pass through the atomizer and the sealing member and communicating with the first cylinder, an inside of the airflow duct isolated from a space formed between an outside of the airflow duct and an inside of the smoke duct.
- The present invention will be apparent to those skilled in the art by reading the following description, with reference to the attached drawings, in which:
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FIG. 1 is a perspective view of an electronic cigarette with an independent breathing sensing channel in accordance with the present invention; -
FIG. 2 is a section view ofFIG. 1 ; -
FIG. 3 is an enlarged image of area A ofFIG. 2 ; -
FIG. 4 is an exploded view ofFIG. 1 ; -
FIG. 5 is a perspective view showing a smoke duct in accordance with the present invention; -
FIG. 6 is a perspective view showing an airflow duct in accordance with the present invention; -
FIG. 7 is a perspective view showing an atomizer in accordance with the present invention; -
FIG. 8 is a perspective view showing a connector head in accordance with the present invention; -
FIG. 9 is a perspective view showing a sleeve in accordance with the present invention; -
FIG. 10 is a perspective view of a first conductive pillar and a second conductive pillar in accordance with the present invention; -
FIG. 11 is a perspective view showing an air nozzle in accordance with the present invention. - With reference to
FIG. 1 toFIG. 4 , an electronic cigarette 100 with an independent breathing sensing channel in accordance with the present invention is shown. The electronic cigarette 100 includes amouthpiece section 1, anatomizing section 2 and arod section 3 from top to bottom, respectively. Themouthpiece section 1 is used to provide asuction nozzle 11. The smoke generated from the atomizingsection 2 passes through themouthpiece section 1 and finally reaches the user's mouth. When the electronic cigarette 100 is used, themouthpiece section 1 is directly held in the user's mouth. Therod section 3 is mounted on a bottom of the electronic cigarette 100, which is gripped by user's hand. - The
rod section 3 has afirst cylinder 30 for accommodating apower source 31. Thepower source 31 is installed in thefirst cylinder 30 and provides energy for the atomizingsection 2. Thefirst cylinder 30 has anairflow sensor 32 arranged along a longitudinal direction of thepower source 31. In this embodiment, theairflow sensor 32 is installed at a bottom end of thepower source 31. In other case, theairflow sensor 32 can be installed at a top end of thepower source 31. The atomizingsection 2 is arranged between themouthpiece section 1 and therod section 3. The atomizingsection 2 includes asecond cylinder 20, asmoke duct 21, anatomizer 25 and anairflow duct 22. One end of thesecond cylinder 20 is connected to themouthpiece section 1, and the other end of thesecond cylinder 20 is connected to thefirst cylinder 30. - An inner wall of the
second cylinder 20 and an outer wall of thesmoke duct 21 are together formed a space which works as asmoke oil storage 23 for containing smoke oil. Thesmoke duct 21 passes through thesecond cylinder 20. Please refer to FIG5, thesmoke duct 21 includes a guidingcavity 210 which is arranged at a top of thesmoke duct 21 and extended into themouthpiece section 1, and anatomization cavity 211 which is arranged at a bottom of thesmoke duct 21 and communicated with thesmoke oil storage 23. Theatomizer 25 is installed in theatomization cavity 211, the smoke particles generated by theatomizer 25 reach themouthpiece section 1 through theguide cavity 210 of thesmoke duct 21. Thesmoke duct 21 has an oil inlet communicating with theatomizer 25. - A bottom of the
atomizer 25 has a sealingmember 24 to prevent the smoke oil adsorbed on theatomizer 25 from leaking out through the bottom of thesmoke duct 21. The sealingmember 24 must have at least watertight properties, of course, the sealingmember 24 can also have airtight properties. The working state of theatomizer 25 is controlled by theairflow sensor 32. According to sensing result of theairflow sensor 32, theatomizer 25 is turned on or turned off. Theairflow duct 22 is arranged in thesmoke duct 21, preferably, theairflow duct 22 and thesmoke duct 21 are co-axis. Tops of thesmoke duct 21 and theairflow duct 22 are opened, and are extended into themouthpiece section 1. A bottom of theairflow duct 22 passes through theatomizer 25 and the sealingmember 24, and extends into and communicates with thefirst cylinder 30. - The following describes discloses the structural principle of the electronic cigarette 100. As shown in
FIG. 2 andFIG. 3 , P1 represents a flow path of airflow of theairflow sensor 32, and P2 represents a flow path of smoke particles. When thesuction nozzle 11 is held in the user's mouth and the user suck the electronic cigarette 100, theair flow duct 22 is formed as a negative pressure channel. So that a sensing airflow is formed from a bottom end of thefirst cylinder 30, through theair flow duct 22, into the user's mouth. The sensing airflow triggers theairflow sensor 32, thereby turn on theatomizer 25, so that theatomizer 25 starts to work. - The smoke particles generated by the
atomizer 25 are passed through theatomization cavity 211 and theguide cavity 210, and finally sucked into the user's mouth through themouthpiece section 1. As described above, an inside of thefirst cylinder 30 is communicated with theairflow duct 22 to form the flow path of the sensing airflow. Theatomizer 25 is communicated with thesmoke duct 21 and thesmoke oil storage 23 to form the flow path of smoke particles. Because an inside of theairflow duct 22 is isolated from an outside of theairflow duct 22, the flow path of smoke particles is formed between an inside of thesmoke duct 21 and the outside of theairflow duct 22. Therefore, the flow path of the sensing airflow is independent from the flow path of smoke particles. - Because the
airflow sensor 32, thepower source 31, theatomizer 25 and thesmoke duct 21 are arranged along a longitudinal axis of the electronic cigarette 100 and arranged from bottom to top, and thesmoke oil storage 23 is between an inside of thesecond cylinder 20 and an outside of thesmoke duct 21, the electronic cigarette 100 has a slender, light and coordinated structure. In addition, by the sealingmember 24, the smoke oil in thesecond cylinder 20 and theatomizer 25 is prevented from leaking into thefirst cylinder 30. Corrosion damage of thepower source 31 in thefirst cylinder 30 is also avoid. The, electronic cigarette 100 has good user experience. - As shown in
FIG. 3 toFIG. 6 , in order to prevent theairflow duct 22 from shaking and displacing, preferably, a bottom of an inner wall of theatomization cavity 211 has the sealingmember 24, and the sealingmember 24 is a waterproof rubber ring. The sealingmember 24 defines a throughhole 240. Theairflow duct 22 passes through the throughhole 240, and an outer wall of theairflow duct 22 is tightly connected with an inner wall of the throughhole 240. A bottom of the throughhole 240 defines acavity 241 which is concentric and communicating with the throughhole 240. A bottom of theairflow duct 22 extends laterally and outward to form askirt 220. The diameter of theskirt 220 is equal to the diameter of thecavity 241, so that theskirt 220 can be snapped into thecavity 241. In this embodiment, through the cooperation of thecavity 241 of the sealingmember 24 and theskirt 220 of theairflow pipe 22, and the cooperation of the inner wall of the throughhole 240 of the sealingmember 24 and the outer wall of theairflow duct 22, theairflow duct 22 can be stably fixed inside thesmoke duct 21 to prevent theairflow duct 22 from hitting theatomizer 25. - As shown in the
FIG. 7 , theatomizer 25 includes acylindrical heater 250, aheating wire 251 in a cavity of theheater 250, and an oil-absorbingcotton 252 covering an outer wall of theheater 250. The oil inlet has a plurality of oil inlet holes 212 (as shown in theFIG. 5 ) opened on a side wall of theatomization cavity 211 of thesmoke duct 21. Theheating wire 251 is used to heat up theheater 250, and theheater 250 is used to heat up the oil-absorbingcotton 252, thereby atomizing the smoke oil in the oil-absorbingcotton 252. In this embodiment, theheater 250 is a ceramic tube, the smoke oil in thesmoke oil storage 23 enters the oil-absorption cotton 252 through the oil inlet holes 212 of theatomization cavity 211, and the smoke oil is absorbed by the oil-absorption cotton 252. - When the
atomizer 25 is turned on, theheating wire 251 is heating up to rise the temperature of theceramic heater 250. Then the smoke oil absorbed on the oil-absorbingcotton 252 is atomized to generate smoke particles, and the smoke particles enter theguide cavity 210 from theatomization cavity 211 and inhaled by the user. In this embodiment, theheating wire 251 has a spiral cylindrical structure. Theairflow duct 22 passes through theheating wire 251, and there is a certain distance between theheating wire 251 and theairflow duct 22 to avoid short circuit of theheating wire 251. - In order to facilitate the replacement of the
power source 31 and theatomizer 25, as shown inFIG. 3 ,FIG. 4 andFIG. 8 , a bottom of thesecond cylinder 20 has aconnector head 26. Theconnector head 26 is formed as a T-shaped viewed from lateral side and formed as a ring structure viewed from top side and bottom side. Thesecond cylinder 20 is detachably connected to thefirst cylinder 30 through theconnector head 26. Through theconnector head 26, theatomizing section 2 can be separated from therod section 3. Preferably, theatomization cavity 211 of thesmoke duct 21 extends downward to an outside of thesecond cylinder 20. - A top of the
connector head 26 is sleeved on an outer wall of theatomization cavity 211 of thesmoke duct 21. A bottom of theconnector head 26 is extend into thefirst cylinder 30 and is screwed with thefirst cylinder 30. In this embodiment, in order to ensure a sealed connection between the bottom of thesecond cylinder 20 and the outer wall of theatomization cavity 211 of thesmoke duct 21, an inner wall of the bottom of thesecond cylinder 20 defines an annular rib 214 and the outer wall of theatomization cavity 211 defines anannular shoulder 213 abutted against the annular rib, and a sealingring 29 is filled between theannular shoulder 213 and the annular rib 214. - As shown in
FIG. 2 toFIG. 4 andFIG. 9 , asleeve 33 is inserted into a top opening of thefirst cylinder 30. An inner wall of thesleeve 33 has an internal thread. An outer wall of a lower portion of theconnector head 26 has an external thread matching the internal thread. During assembly, theconnector head 26 can be screwed into thesleeve 33. - As shown in
FIG. 3 ,FIG. 4 andFIG. 10 , A cavity is formed inside theconnector head 26. A hollow firstconductive pillar 27 is positioned in a bottom of the cavity of theconnector head 26. A cavity is formed inside thesleeve 33. A hollow secondconductive pillar 34 is positioned in a middle of the cavity of thesleeve 33. When theconnector head 26 and thesleeve 33 are threaded together, the firstconductive pillar 27 connected to the secondconductive pillar 34. A positive end of theheating wire 251 is electrically connected to the firstconductive pillar 27, and A positive end of thepower source 31 is electrically connected to the secondconductive pillar 34 through theairflow sensor 32. So that the positive end of theheating wire 251 communicates with a positive output of theairflow sensor 32. - When the
atomizing section 2 and therod section 3 are disassembled, the firstconductive pillar 27 and the secondconductive pillar 34 are separated, so that theheating wire 251 disconnects from thepower source 31. In addition, in order to facilitate the installation of the firstconductive pillar 27 and the secondconductive pillar 34, an inner wall of theconnector head 26 has a ring-shapedfirst flange 260, and an inner wall of thesleeve 33 has a ring-shapedsecond flange 330. The firstconductive pillar 27 and the secondconductive pillar 34 are engaged with thefirst flange 260 and thesecond flange 330, respectively. - As shown in
FIG. 3 ,FIG. 4 andFIG. 8 , both theconnector head 26 and thesleeve 33 are formed of metal material. A negative end of theheating wire 251 passes through theheater 250 and is electrically connected to theconnector head 26, and a negative end of thepower source 31 is electrically connected to theairflow sensor 32 and thesleeve 33. A first insulatingsleeve 28 is sleeved on the firstconductive pillar 27. A second insulatingsleeve 35 is sleeved on the secondconductive pillar 34. An outer surface of the first insulatingsleeve 28 defines afirst slot 280 for engaging with thefirst flange 260, and an outer surface of the second insulatingsleeve 35 defines asecond slot 350 for engaging with thesecond flange 330. In this embodiment, thesleeve 33 and theconnector head 26 are used as negative connection lines, and therefore an additional negative line structure is avoided. The electronic cigarette 100 has simple design and low cost of manufacture. - Specifically, as shown in
FIG. 4 , a positiveelastic sheet 310 and a negativeelastic sheet 311 of thepower source 31 are respectively fixed in an insulatingelastic rubber pad 40. Theairflow sensor 32 is disposed below the positive end of thepower source 31. Thepositive electrode sheet 310 and thenegative electrode sheet 311 of thepower source 31 are electrically connected to theairflow sensor 32 through a first connectingwire 41 and a second connectingwire 42 respectively. Theairflow sensor 32 is electrically connected to the secondconductive pillar 34 through athird connection wire 43, and thesecond connection wire 42 is also electrically connected to thesleeve 33. - Further, as shown in
FIG. 1 andFIG. 9 , a top of thesleeve 33 protrudes outward to form anannular flange 331. A top of thefirst cylinder 30 abuts on theannular flange 331. Outer surfaces of theannular flange 331 and thesleeve 33 define at least oneair inlet 332 communicates with the inside of thefirst cylinder 30. Because theair inlet 332 communicates with the inside of thefirst cylinder 30, when negative pressure is generated in thefirst cylinder 30 due to suction action, the external airflow enters in thefirst cylinder 30 through theair inlet 332. Therefore, the sensing airflow generates a pushing force on theairflow sensor 32, so that the sensitive performance of theairflow sensor 32 is ensured, and theairflow sensor 32 can immediately perform actions. - As shown in the
FIG. 2 , themouthpiece section 1 includes a sealing joint 10 having a hollow structure and asuction nozzle 11 plugs to the sealing joint 10. The sealing joint 10 is sleeved on the top of thesmoke duct 21 and is tightly connected to thesecond cylinder 20. As shown inFIG. 11 , the sealing joint 10 has anair nozzle 12. A middle portion of theair nozzle 12 has afirst diversion hole 120, and defines a plurality of second diversion holes 121 around thefirst guide hole 120. Thefirst diversion hole 120 communicates with theairflow duct 22, and thesecond diversion hole 121 communicates with thesmoke duct 21. Thefirst diversion hole 120 is isolated from the second diversion holes 121. In this embodiment, through thefirst diversion hole 120 and thesecond diversion hole 121 of theair nozzle 12, the sealing joint 10, the smoke particles output from thesmoke duct 21 will not diffuse into theairflow duct 22. - As described above, the electronic cigarette 100 has a case, in this embodiment, the
first cylinder 30 and thesecond cylinder 20 are assembled into the case. Thepower source 31, theairflow sensor 32, theatomizer 25, thesmoke duct 21 and the airflow duct are positioned in the case. Specially, the case is partitioned into independent first room and second room. In this embodiment, the first room is surrounded by thefirst cylinder 30 and thesleeve 33, and the second room is surrounded by thesecond cylinder 20, thesmoke duct 21 and thesuction nozzle 11. Thepower source 31 and theairflow sensor 32 are positioned in the first room. this embodiment, the second room functions as thesmoke oil storage 23. In other embodiment, the smoke oil storage can be an independent member, and the independent smoke oil storage can be assembled in the second room. - The
smoke duct 21 has a first opening and a second opening. The first opening communicates with thesuction nozzle 11, and the second opening communicates with theatomizer 25. Thesmoke oil storage 23 communicates with theatomizer 25. Theairflow duct 22 has a third opening and a fourth opening. The third opening communicates with thesuction nozzle 11, and the fourth opening communicates with the first room. Because the inside of theairflow duct 22 is isolated from a space formed between the outside of the airflow duct and the inside of the smoke duct, the flow path of the sensing airflow is independent from the flow path of smoke particles.
Claims (20)
1. An electronic cigarette, comprising:
a mouthpiece section, the mouthpiece section having a suction nozzle;
a rod section; the rod section having a first cylinder, the first cylinder accommodating a power source, the first cylinder having an airflow sensor arranging along a longitudinal direction of the power source; and
an atomizing section, the atomizing section arranged between the mouthpiece section and the rod section, the atomizing section having a second cylinder, a smoke duct, an atomizer and an airflow duct, one end of the second cylinder being connected to the mouthpiece section, the other end of the second cylinder being connected to the first cylinder, the second cylinder containing smoke oil, the smoke duct passing through the second cylinder, the atomizer being installed at a bottom of the smoke duct, the smoke duct having an oil inlet communicating with the atomizer, the bottom of the atomizer having a sealing member, the working state of the atomizer being controlled by the airflow sensor, the airflow duct being penetrated in the smoke duct, tops of the smoke duct and the airflow duct being opened in the mouthpiece section, a bottom of the airflow duct passing through the atomizer and the sealing member and communicating with the first cylinder, an inside of the airflow duct isolated from a space formed between an outside of the airflow duct and an inside of the smoke duct.
2. The electronic cigarette as claimed in claim 1 , wherein the sealing member is a waterproof rubber ring connected with an inner wall of the smoke duct, the sealing member defines a through hole, the airflow duct passes the through hole, an outer wall of the smoke duct is connected with an inner wall of the through hole, a bottom of the sealing member defines a cavity being concentric and communicating with the through hole, and a bottom of the airflow duct extends outward to form a skirt, the skirt is snapped into the cavity.
3. The electronic cigarette as claimed in claim 1 , wherein the atomizer comprises a cylindrical heater, a heating wire in a cavity of the heater, and an oil-absorbing cotton covering an outer wall of the heater, the oil inlet has a plurality of oil inlet holes opened on a side wall of the smoke duct, the heating wire heats up the heater for atomizing the smoke oil in the oil-absorbing cotton.
4. The electronic cigarette as claimed in claim 1 , wherein a bottom of the second cylinder has a connector head with a T-shaped longitudinal section and a ring structure, the second cylinder is detachably connected to the first cylinder through the connector head.
5. The electronic cigarette as claimed in claim 4 , wherein the smoke duct extends downward to an outside of the second cylinder, a top of the connector head is sleeved on an outer wall of the smoke duct, a bottom of the connector head extends into the first cylinder and is screwed with the first cylinder.
6. The electronic cigarette as claimed in claim 5 , wherein a sleeve is inserted into a top opening of the first cylinder, a cavity of the connector head receives a hollow first conductive pillar, a cavity of the sleeve receives a hollow second conductive pillar, when the connector head and the sleeve are connected, the first conductive pillar and the second conductive pillar abut each other, the atomizer comprises a cylindrical heater, a heating wire in a cavity of the heater, a positive end of the heating wire is electrically connected to the first conductive pillar, and a positive end of the power source is electrically connected to the second conductive pillar through the airflow sensor.
7. The electronic cigarette as claimed in claim 6 , wherein an inner wall of the connector head has a ring-shaped first flange, an inner wall of the sleeve has a ring-shaped second flange, the first conductive pillar and the second conductive pillar are engaged with the first flange and the second flange, respectively.
8. The electronic cigarette as claimed in claim 7 , wherein both the connector head and the sleeve are formed of metal material conductors, the negative end of the heating wire passes through the heater and is electrically connected to the connector, and the negative end of the power supply is electrically connected to the airflow sensor and the sleeve, the first insulating sleeve is sleeved on a first conductive pillar, a second insulating sleeve is sleeved on the second conductive pillar, the first insulating sleeve defines a first slot for connecting to the first flange, and the second insulating sleeve defines a second slot for connecting to the second flange.
9. The electronic cigarette as claimed in claim 6 , wherein a top of the sleeve protrudes outward to form an annular flange, a top of the first cylinder abuts on the annular flange, outer surfaces of the annular flange and the sleeve define at least one air inlet communicating with an inside of the first cylinder.
10. The electronic cigarette as claimed in claim 1 , wherein the mouthpiece section comprises a sealing joint having a hollow structure and a suction nozzle plugged to the sealing joint, the sealing joint is sleeved on the top of the smoke duct and is connected to the second cylinder, the sealing joint has an air nozzle, a middle portion of the air nozzle has a first diversion hole, and the air nozzle defines a plurality of second diversion holes around the first guide hole, the first diversion hole communicates with the airflow duct, the second diversion holes communicate the smoke duct, the first diversion hole is isolated from the second diversion holes.
11. An electronic cigarette, comprising:
a first cylinder;
a power source received in an inside of the first cylinder;
an airflow sensor received in the inside of the first cylinder, the airflow sensor arranged bellow the power source or up the power source, the airflow sensor arranged along a longitudinal direction of the first cylinder;
a second cylinder connected to a top of the first cylinder;
a suction nozzle connected to a top of the second cylinder;
a smoke duct positioned in the second cylinder, a top opening of the smoke duct communicated to the suction nozzle;
an atomizer positioned below the smoke duct, a bottom opening of the smoke duct communicated to the atomizer;
a smoke oil storage formed between an outside of the smoke duct and an inside of the second cylinder, the smoke oil storage communicated to the atomizer; and
an airflow duct positioned in the smoke duct, a top opening of the airflow duct communicated to the suction nozzle, the airflow duct penetrated through the atomizer, a bottom opening of the airflow duct communicated to the inside of the first cylinder, an inside of the airflow duct isolated from a space formed between an outside of the airflow duct and an inside of the smoke duct.
12. The electronic cigarette as claimed in claim 11 , wherein the atomizer has a heating wire with a spiral structure, the airflow duct passes through the spiral structure of the heating wire.
13. The electronic cigarette as claimed in claim 12 , wherein the smoke duct has a guiding cavity and an atomization cavity communicated to and arranged below the guiding cavity, the atomizer is positioned in the atomization cavity.
14. The electronic cigarette as claimed in claim 13 , wherein a sealing member is sealed to a bottom opening of the atomization cavity of the smoke duct.
15. The electronic cigarette as claimed in claim 11 , wherein a connector head is positioned at a bottom of the second cylinder and interconnected the top of the first cylinder and the second cylinder.
16. The electronic cigarette as claimed in claim 15 , wherein a sleeve is positioned at the top of the first cylinder and engaged with the connector head.
17. The electronic cigarette as claimed in claim 11 , wherein a first conductive pillar is positioned at a bottom of the second cylinder, the inside of the airflow duct communicates with an inside of the first conductive pillar.
18. The electronic cigarette as claimed in claim 17 , wherein a second conductive pillar is positioned at the top of the first cylinder, the inside of the airflow duct communicates with an inside of the second pillar through the inside of the first conductive pillar.
19. An electronic cigarette, comprising:
a case;
a power source positioned in the case;
an airflow sensor positioned in a room of the case;
a smoke oil storage disposed in the case;
a suction nozzle connected to the case;
an atomizer positioned in the case, the atomizer communicated with the smoke oil storage;
a smoke duct positioned in the case, the smoke duct having a first opening and a second opening, the first opening communicated with the suction nozzle, the second opening communicated with the atomizer; and
an airflow duct positioned in the smoke duct, the air flow duct has a third opening and a fourth opening, the third opening communicated with the suction nozzle, the fourth opening communicated with the room, an inside of the airflow duct isolated from a space formed between an outside of the airflow duct and an inside of the smoke duct.
20. The electronic cigarette as claimed in claim 19 , wherein the airflow duct is penetrated through the atomizer.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921781841.5 | 2019-10-22 | ||
CN201921781841.5U CN211721885U (en) | 2019-10-22 | 2019-10-22 | Electronic cigarette with independent breath sensing channel |
Publications (1)
Publication Number | Publication Date |
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US20210112875A1 true US20210112875A1 (en) | 2021-04-22 |
Family
ID=72873885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/884,017 Abandoned US20210112875A1 (en) | 2019-10-22 | 2020-05-26 | Electronic cigarette with independent breathing sensing channel |
Country Status (2)
Country | Link |
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US (1) | US20210112875A1 (en) |
CN (1) | CN211721885U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114009839A (en) * | 2021-11-27 | 2022-02-08 | 真味生物(深圳)集团有限公司 | Electronic atomization device convenient to disassemble and assemble and easy to clean and nurse |
WO2023015926A1 (en) * | 2021-08-09 | 2023-02-16 | 深圳易佳特科技有限公司 | Atomizing core and atomizer relieving backflow pressure, and electronic cigarette |
WO2023045700A1 (en) * | 2021-09-26 | 2023-03-30 | 深圳市克莱鹏科技有限公司 | Cartridge and electronic cigarette |
WO2023077852A1 (en) * | 2021-11-03 | 2023-05-11 | 深圳市吉迩科技有限公司 | Atomizer and aerosol generating device |
US11819608B2 (en) * | 2017-12-22 | 2023-11-21 | Nicoventures Trading Limited | Electronic aerosol provision system |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018206616A1 (en) * | 2017-05-10 | 2018-11-15 | Philip Morris Products S.A. | Aerosol-generating article, device and system for use with a plurality of aerosol-forming substrates |
-
2019
- 2019-10-22 CN CN201921781841.5U patent/CN211721885U/en not_active Expired - Fee Related
-
2020
- 2020-05-26 US US16/884,017 patent/US20210112875A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018206616A1 (en) * | 2017-05-10 | 2018-11-15 | Philip Morris Products S.A. | Aerosol-generating article, device and system for use with a plurality of aerosol-forming substrates |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11819608B2 (en) * | 2017-12-22 | 2023-11-21 | Nicoventures Trading Limited | Electronic aerosol provision system |
WO2023015926A1 (en) * | 2021-08-09 | 2023-02-16 | 深圳易佳特科技有限公司 | Atomizing core and atomizer relieving backflow pressure, and electronic cigarette |
WO2023045700A1 (en) * | 2021-09-26 | 2023-03-30 | 深圳市克莱鹏科技有限公司 | Cartridge and electronic cigarette |
WO2023077852A1 (en) * | 2021-11-03 | 2023-05-11 | 深圳市吉迩科技有限公司 | Atomizer and aerosol generating device |
CN114009839A (en) * | 2021-11-27 | 2022-02-08 | 真味生物(深圳)集团有限公司 | Electronic atomization device convenient to disassemble and assemble and easy to clean and nurse |
Also Published As
Publication number | Publication date |
---|---|
CN211721885U (en) | 2020-10-23 |
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