CN211746956U

CN211746956U - Electronic cigarette with breath sensing function

Info

Publication number: CN211746956U
Application number: CN201921782204.XU
Authority: CN
Inventors: 廖益平
Original assignee: Dongguan Fuqiang Electronic Co ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Dongguan Fuqiang Electronic Co ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-10-27
Anticipated expiration: 2029-10-22
Also published as: US20210112876A1

Abstract

The utility model discloses an electronic cigarette with breath sensing function, which comprises a cigarette holder section, an atomization section and a cigarette rod section; the mouthpiece segment is for providing a suction nozzle; the tobacco rod section comprises a first cylinder body, and an airflow sensor arranged along the lengthwise direction of the power supply is arranged in the first cylinder body; the atomization section comprises a second cylinder, a smoke pipeline and an atomizer; the smoke pipeline is arranged in the second cylinder in a penetrating way, the atomizer is arranged at the lower end in the smoke pipeline, the working state of the atomizer is controlled by the airflow sensor, the bottom end of the atomizer is provided with a waterproof and breathable film which is hermetically connected with the inner wall of the smoke pipeline, and a communicated airflow channel is formed among the cigarette mouth section, the smoke pipeline and the first cylinder through the waterproof and breathable film; due to the arrangement of the waterproof breathable film, the airflow sensor and the second cylinder containing the tobacco tar can be arranged in the separating type longitudinal direction, so that the whole structure of the electronic cigarette is lighter and more convenient, and can be coordinated from top to bottom, the tobacco tar can be prevented from leaking outside, and the user experience is improved.

Description

Electronic cigarette with breath sensing function

Technical Field

The utility model relates to an electron cigarette technical field especially relates to an electron cigarette with breathe sensing function.

Background

Different from the traditional tobacco which needs to be ignited by open fire, the electronic cigarette is a heating and non-combustion device, and the chemically treated tobacco shreds or essential oil are heated by an electric heating element to release smoke particles to be absorbed by people, so that the same pleasure as the traditional tobacco is smoked. Wherein, to the electron cigarette that uses the tobacco tar as the heating object, for convenience of customers, mostly dispose the breathing sensing sensor now, when the user has the suction action, the automatic switch on power of electron cigarette begins work, when not having the suction action for a long time, the electron cigarette is automatic turn-off again, has both saved the trouble that all needs operation switch at every turn-on, can avoid again because of forgetting to close switch off the awkwardness that the electron cigarette burns for a long time. However, for this kind of electronic cigarette, it is first guaranteed that the tobacco tar cannot leak, and therefore, sealing treatment is performed between the oil bin and the power supply bin, and the breath sensing sensor and the oil bin are arranged in parallel at the upper end of the electronic cigarette, which will inevitably cause the upper end of the electronic cigarette to be wide and the lower end to be small, and the overall structure to be not light and handy enough, and the electronic cigarette as a portable appliance, and the light and coordination problem of the overall size is more important for the user, and therefore, improvement needs to be made on the tobacco tar sealing structure of the electronic cigarette and the installation position of the breath sensing sensor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem not enough and provide one kind and can guarantee that the tobacco tar of electron cigarette does not leak and can make the whole size of electron cigarette light and handy, the harmonious electron cigarette with breathing sensing function again.

In order to achieve the above object, the utility model discloses an electronic cigarette with breath sensing function, which comprises a cigarette holder section, an atomization section and a cigarette rod section; the mouthpiece segment is for providing a suction nozzle; the tobacco rod section comprises a first cylinder body, the first cylinder body is used for accommodating a power supply, and an airflow sensor arranged along the lengthwise direction of the power supply is arranged in the first cylinder body; the atomization section comprises a second cylinder, a smoke pipeline and an atomizer; the one end of second barrel with cigarette holder section sealing connection, the other end of second barrel with first barrel sealing connection, the smog pipeline is worn to establish in the second barrel, the second barrel is used for holding the tobacco tar, the atomizer is installed lower extreme in the smog pipeline, just be provided with on the smog pipeline with the oil feed passageway of atomizer intercommunication, the operating condition of atomizer is controlled by air current sensor, the bottom of atomizer be provided with one with the waterproof ventilated membrane of the inner wall sealing connection of smog pipeline sees through waterproof ventilated membrane, the cigarette holder section the smog pipeline with form the air current passageway of a intercommunication between the first barrel.

Compared with the prior art, the utility model discloses electronic cigarette with breathe sensing function, the atomizer is installed in the smog pipeline in the atomization section that is located the upper end, the bottom of atomizer adopts a waterproof ventilated membrane to seal, thereby make the tobacco tar in the second barrel can not get into in the first barrel of tobacco rod section through waterproof ventilated membrane, however, when the user applys the suction action through the cigarette mouth section, the suction air current that comes from the smog pipeline can nevertheless get into in the first barrel through atomizer and waterproof ventilated membrane, thereby make the suction air current act on the air current sensor who installs in the first barrel, and then, air current sensor triggers the atomizer and gets into operating condition, and the smog granule that the atomizer produced gets into the cigarette mouth section by the smog pipeline, thereby is absorbed by the user; therefore, above-mentioned electron cigarette that has breath sensing function, air current sensor and the second barrel that holds the tobacco tar adopt disconnect-type lengthwise direction to arrange, need not set up mounting structure for air current sensor alone again in the atomization segment that lies in the middle part of electron cigarette for electron cigarette overall structure is lighter and more handy, upper and lower coordination, but also can avoid the tobacco tar to leak outward, increases user experience and feels.

Preferably, the waterproof breathable membrane is clamped between the two rubber rings, and the smoke pipeline, the atomizer and the airflow channel between the two rubber rings are communicated with each other.

Preferably, the atomizer includes a cylindrical heater, a heating wire located in a cavity in the heater and oil absorption cotton covered on the outer wall of the heater, the oil inlet passage is a plurality of oil inlets formed in the side wall of the smoke pipeline, the heating wire is used for heating the heater, and the heater is used for heating the oil absorption cotton, so that the smoke oil in the oil absorption cotton is atomized.

Preferably, the bottom of the second barrel is provided with a connector with a T-shaped longitudinal section and a circular ring structure, and the second barrel is detachably connected with the first barrel through the connector.

Preferably, the lower end of the smoke pipeline extends out of the second cylinder body up and down, the upper end of the connector is sleeved on the outer wall of the smoke pipeline, and the lower end of the connector can extend into the first cylinder body and is in threaded connection with the first cylinder body.

Preferably, the upper end opening part of first barrel is provided with one and inserts sleeve in the first barrel, be provided with in the cavity of connector and be hollow form first leading electrical pillar, be provided with in the telescopic cavity and be hollow form second leading electrical pillar, will the connector with during muffjoint, first leading electrical pillar with the second leads electrical pillar butt, the positive terminal of heater with first leading electrical pillar electric connection, the positive terminal of power passes through airflow sensor with second leads electrical pillar electric connection.

Preferably, an annular first flange is arranged on the inner wall of the connector, an annular second flange is arranged on the inner wall of the sleeve, the first conductive column is mounted on the first flange, and the second conductive column is mounted on the second flange.

Preferably, the connector and the sleeve are both metal conductors, the negative end of the heater penetrates through the heater and then is electrically connected with the connector, the first conductive column is sleeved with a first insulating sleeve, the second conductive column is sleeved with a second insulating sleeve, the first insulating sleeve is provided with a first clamping groove used for being connected with the first flange, and the second insulating sleeve is provided with a second clamping groove used for being connected with the second flange.

Preferably, an annular flange protruding outwards is arranged at the upper end edge of the sleeve, the upper end edge of the first cylinder body is abutted against the annular flange, and at least one air inlet communicated with the cavity in the first cylinder body is formed in the periphery of the annular flange.

Preferably, the cigarette holder section comprises a sealing joint with a hollow structure and a cigarette holder which is connected with the sealing joint in a pluggable mode, and the sealing joint is sleeved at the upper end of the cigarette smoke pipeline and connected with the second cylinder in a sealing mode.

Drawings

Fig. 1 is a schematic perspective view of an electronic cigarette with breath sensing function according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is an enlarged view of region a in fig. 2.

Fig. 4 is an exploded view of fig. 1.

Fig. 5 is a schematic perspective view of a smoke duct according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of an atomizer according to an embodiment of the present invention.

Fig. 7 is a schematic perspective view of a connection head according to an embodiment of the present invention.

Fig. 8 is a schematic perspective view of the sleeve according to the embodiment of the present invention.

Fig. 9 is a schematic view of a connection structure of the first conductive pillar and the second conductive pillar according to an embodiment of the present invention, wherein the first conductive pillar and the second conductive pillar are in a separated state.

Detailed Description

In order to explain technical contents, structural features, implementation principles, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in combination with the embodiments.

As shown in fig. 1 to 5, the utility model discloses an electron cigarette with breathe sensing function, from top to bottom respectively including mouthpiece section 1, atomization section 2 and tobacco rod section 3. The mouthpiece segment 1 is used to provide a suction mouthpiece, i.e. the smoke generated in the atomizing segment 2 eventually passes through the mouthpiece into the mouth of the user, who is in direct contact with the mouthpiece segment 1 when the electronic cigarette is drawn. The tobacco rod section 3 is located at the lowest end of the whole electronic cigarette, which is generally the holding part of the hand, and comprises a first cylinder 30, the first cylinder 30 is used for accommodating a power supply 31, that is, the power supply 31 for supplying power to the electronic cigarette is installed in the first cylinder 30, in addition, an airflow sensor 32 arranged along the longitudinal direction of the power supply 31 is also arranged in the first cylinder 30, that is, the airflow sensor 32 can be arranged at the upper end or the lower end of the power supply 31, in this embodiment, the airflow sensor 32 is arranged at the lower end of the power supply 31 and is located at the tail part of the first cylinder 30. The atomizing section 2, which is located between the mouthpiece section 1 and the tobacco rod section 3, includes a second cylinder 20, a smoke conduit 21 and an atomizer 22. One end of the second cylinder 20 is connected with the mouthpiece section 1 in a sealing manner, the other end of the second cylinder 20 is connected with the first cylinder 30 in a sealing manner, the smoke pipeline 21 is arranged in the second cylinder 20 in a penetrating manner, a tobacco tar bin 23 for containing tobacco tar is formed between the inner wall of the second cylinder 20 and the outer wall of the smoke pipeline 21, in this embodiment, the smoke pipeline 21 comprises a guide cavity 210 located at the upper end and extending into the mouthpiece section 1 and an atomization cavity 211 located at the lower end and communicated with the second cylinder 20, the atomizer 22 is arranged in the atomization cavity 211, and the working state of the atomizer 22 is controlled by the airflow sensor 32, namely the airflow sensor 32 controls on/off of the power supply 31 of the atomizer 22. The bottom end of the atomizer 22 is provided with a waterproof breathable membrane 24 sealingly connected to the inner wall of the smoke conduit 21, and a communicating airflow path is formed between the mouthpiece segment 1, the smoke conduit 21 and the first cartridge 30 through the waterproof breathable membrane 24, so that the suction airflow can act on the airflow sensor 32, and the waterproof breathable membrane 24 can prevent the liquid smoke in the smoke chamber 23 from passing therethrough, but the airflow can pass therethrough. Through the arrangement of the waterproof and breathable film 24, the problem of smoke oil leakage is solved, and the problem of circulation of air flow from the smoke pipeline 21 to the first cylinder 30 is also solved. In order to facilitate the user to observe the amount of smoke in the smoke bin 23, the second cylinder 20 is made of transparent glass.

The following describes in detail the structural principle of the electronic cigarette with breath sensing function according to the present invention through the flow process of the suction airflow and the smoke particles (generated by the atomizer 22): as shown in fig. 2 and 3, when a suction action is applied to the mouthpiece section 1, a communicated negative pressure channel is formed between the smoke conduit 21 and the first cylinder 30 through the waterproof breathable membrane 24, so that a suction airflow flows from the bottom end of the first cylinder 30 into the atomizer 22 and the smoke conduit 21 through the waterproof breathable membrane 24, and finally enters the mouthpiece section 1 through the smoke conduit 21 to form an unobstructed airflow channel, the suction airflow acts on the airflow sensor 32, so that the airflow sensor 32 is triggered to connect the power supply path of the atomizer 22, the atomizer 22 starts to operate, and smoke particles generated by the atomizer 22 enter the mouthpiece section 1 through the smoke conduit 21 to be inhaled by a person. Therefore, the electronic cigarette with the breath sensing function not only realizes the function of automatically opening the power supply 31 through the suction action, but also has the advantages that the airflow sensor 32 and the second barrel 20 containing the tobacco tar are arranged in the separated longitudinal direction, and the installation structure of the airflow sensor 32 does not need to be independently arranged in the atomization section 2 positioned in the middle of the electronic cigarette, so that the overall structure of the electronic cigarette is lighter and more convenient, and is coordinated from top to bottom, and the tobacco tar can be prevented from leaking outside.

As shown in fig. 3 and 4, since the waterproof breathable membrane 24 is relatively thin, in order to facilitate installation and prolong the service life thereof, the waterproof breathable membrane 24 is clamped between two rubber rings 25, and the two rubber rings 25 are both of a cylindrical structure, so that the smoke pipeline 21, the atomizer 22 and the airflow channel between the two rubber rings 25 are communicated with each other.

As shown in fig. 3, 5 and 6, the atomizer 22 includes a cylindrical heater 220, a heating wire 221 located in a cavity in the heater 220, and an oil absorption cotton 222 covered on an outer wall of the heater 220, the oil inlet passage is a plurality of oil inlets 212 opened on a side wall of the smoke duct 21, the heating wire 221 is used for heating the heater 220, and the heater 220 is used for heating the oil absorption cotton 222, so as to atomize the smoke oil in the oil absorption cotton 222. In this embodiment, the heater 220 is a ceramic cylinder, the smoke in the smoke bin 23 enters the oil absorption cotton 222 through the oil inlet 212 on the smoke pipeline 21, and is absorbed by the oil absorption cotton 222, when the power supply 31 of the atomizer 22 is switched on, the heating wire 221 generates heat, so that the temperature of the ceramic heater 220 rises, and the smoke adsorbed on the oil absorption cotton 222 is atomized to generate smoke particles, and the smoke particles enter the guide cavity 210 from the atomization cavity 211, and are further inhaled by the user.

In order to facilitate replacement of the power source 31 and the atomizer 22, as shown in fig. 3 and 7, the bottom end of the second cylinder 20 is provided with a connector 26 having a T-shaped longitudinal section and a circular ring structure, and the second cylinder 20 is detachably connected to the first cylinder 30 through the connector 26. Through the setting of this connector 26, realize atomizing section 2 and be connected along dismantling of pole section, dismouting and maintenance are all more convenient. Preferably, the lower end of the smoke pipe 21 (i.e. the atomization chamber 211) extends downward to the outside of the second cylinder 20, the upper end of the connector 26 is sleeved on the outer wall of the atomization chamber 211, and the lower end of the connector 26 can extend into the first cylinder 30 to be screwed with the first cylinder 30. In this embodiment, in order to ensure the sealing connection between the bottom end of the second cylinder 20 and the outer wall of the atomizing cavity 211, an annular groove (not shown) is formed on the inner wall of the bottom end of the second cylinder 20, an annular boss 213 adapted to the annular groove is disposed on the outer wall of the atomizing cavity 211, and a sealing ring 29 is filled between the annular boss 213 and the annular groove.

In a further improvement, as shown in fig. 3 and 8, a sleeve 33 inserted into the first cylinder 30 is disposed at an opening at the upper end of the first cylinder 30, an internal thread is disposed on an inner wall of the sleeve 33, and an external thread adapted to the internal thread is disposed on an outer wall of the lower end of the connector 26, so that the connector 26 is screwed into the sleeve 33 during assembly.

Since the power source 31 is located in the first cylinder 30 of the cigarette rod section 3 and the atomizer 22 is located in the second cylinder 20 of the atomizing section 2, in order to facilitate automatic connection and disconnection between the power source 31 and the electrode of the heater 221 during the disassembly and assembly process, preferably, as shown in fig. 3, 4 and 9, a hollow first conductive pillar 27 is disposed in the cavity of the connector 26, a hollow second conductive pillar 34 is disposed in the cavity of the sleeve 33, when the connector 26 is connected to the sleeve 33, the first conductive pillar 27 abuts against the second conductive pillar 34, the positive terminal of the heater 221 is electrically connected to the first conductive pillar 27, and the positive terminal of the power source 31 is electrically connected to the second conductive pillar 34 through the airflow sensor 32. When assembling atomizing section 2 and tobacco rod section 3 together, first electrically conductive post 27 and second electrically conductive post 34 butt to make the positive terminal of heater 221 and the anodal output on the airflow sensor 32 communicate, when dismantling atomizing section 2 and tobacco rod section 3, first electrically conductive post 27 and the separation of second electrically conductive post 34 make heater 221 automatic disconnection power 31. In addition, in order to facilitate the installation of the first conductive pillar 27 and the second conductive pillar 34, an annular first flange 260 is disposed on an inner wall of the connector 26, an annular second flange 330 is disposed on an inner wall of the sleeve 33, the first conductive pillar 27 is installed on the first flange 260, and the second conductive pillar 34 is installed on the second flange 330, and during assembly, the first conductive pillar 27 and the second conductive pillar 34 are directly clamped on the first flange 260 and the second flange 330, respectively.

For the arrangement of the negative electrode circuit between the heating wire 221 and the power source 31, preferably, the connector 26 and the sleeve 33 are both metal conductors, the negative electrode end of the heating wire 221 penetrates through the heater 220 and then is electrically connected to the connector 26, the first conductive pillar 27 is sleeved with the first insulating sleeve 28, the second conductive pillar 34 is sleeved with the second insulating sleeve 35, the first insulating sleeve 28 is provided with the first slot 280 for connecting with the first flange 260, and the second insulating sleeve 35 is provided with the second slot 350 for connecting with the second flange 330. In this embodiment, the sleeve 33 and the connector 26 are used as the negative connection circuit, and a negative circuit structure does not need to be separately provided, so that the cost is saved due to the cylindrical design. Specifically, as shown in fig. 4, the positive elastic piece 310 and the negative elastic piece 311 of the power supply 31 are respectively fixed in an insulating elastic rubber pad 40, the airflow sensor 32 is disposed right below the positive end of the power supply 31, the positive elastic piece 310 and the negative elastic piece 311 of the power supply 31 are respectively electrically connected to the airflow sensor 32 through the first connection line 41 and the second connection line 42, the airflow sensor 32 is electrically connected to the second conductive column 34 through the third connection line 43, and the second connection line 42 is further electrically connected to the sleeve 33

Further, as shown in fig. 1 to 4 and 8, according to the air flow generation principle, when the suction air flow is generated in the smoke duct 21, in order to generate a relatively strong suction air flow at the air flow sensor 32 and immediately operate the air flow sensor 32, the upper end edge of the sleeve 33 is provided with an annular flange 331 protruding outward, the upper end edge of the first cylinder 30 abuts against the annular flange 331, and the periphery of the annular flange 331 is provided with at least one air inlet 332 communicating with the cavity in the first cylinder 30. Since the air inlet 332 is communicated with the first cylinder 30, when negative pressure is generated in the first cylinder 30 due to suction, external air flow enters the first cylinder 30 through the air inlet 332, so that a driving force is generated on the airflow sensor 32, and the sensitive performance of the airflow sensor 32 is effectively ensured.

To the utility model discloses cigarette holder section 1 of electron cigarette with breathe sensing function, preferably, as figure 4, cigarette holder section 1 is including sealing joint 10 that has hollow structure and suction nozzle 11 of being connected with sealing joint 10 plug, and sealing joint 10 cover is established in the upper end of smog pipeline 21 and is connected with second barrel 20 sealing connection. The user sucks the electronic cigarette through the suction nozzle 11, and the use is convenient.

The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.

Claims

1. An electronic cigarette with a breath sensing function, comprising:

a mouthpiece section for providing a suction nozzle;

a tobacco rod section, which comprises a first cylinder body, wherein the first cylinder body is used for accommodating a power supply, and an airflow sensor arranged along the lengthwise direction of the power supply is arranged in the first cylinder body;

an atomizing section comprising a second cylinder, a smoke conduit and an atomizer; the one end of second barrel with cigarette holder section sealing connection, the other end of second barrel with first barrel sealing connection, the smog pipeline is worn to establish in the second barrel, the second barrel is used for holding the tobacco tar, the atomizer is installed lower extreme in the smog pipeline, just be provided with on the smog pipeline with the oil feed passageway of atomizer intercommunication, the operating condition of atomizer is controlled by air current sensor, the bottom of atomizer be provided with one with the waterproof ventilated membrane of the inner wall sealing connection of smog pipeline sees through waterproof ventilated membrane, the cigarette holder section the smog pipeline with form the air current passageway of a intercommunication between the first barrel.

2. The electronic cigarette with breath sensing function of claim 1, wherein the waterproof and breathable membrane is sandwiched between two rubber rings, and the smoke conduit, the atomizer, and an air flow channel between the two rubber rings are in communication with each other.

3. The electronic cigarette with the breath sensing function of claim 1, wherein the atomizer comprises a cylindrical heater, a heating wire located in a cavity inside the heater, and an oil-absorbing cotton covered on an outer wall of the heater, the oil inlet channel is a plurality of oil inlets formed on a side wall of the smoke pipeline, the heating wire is used for heating the heater, and the heater is used for heating the oil-absorbing cotton, so as to atomize the smoke oil in the oil-absorbing cotton.

4. The electronic cigarette with the function of detecting respiration as claimed in claim 3, wherein the bottom end of the second cylinder is provided with a connector with a circular ring structure, the longitudinal section of the connector is T-shaped, and the second cylinder is detachably connected with the first cylinder through the connector.

5. The electronic cigarette with the function of detecting respiration as claimed in claim 4, wherein the lower end of the smoke pipe extends out of the second cylinder body up and down, the upper end of the connector is sleeved on the outer wall of the smoke pipe, and the lower end of the connector can extend into the first cylinder body and is in threaded connection with the first cylinder body.

6. The electronic cigarette with the breath sensing function according to claim 5, wherein a sleeve inserted into the first barrel is disposed at an opening at an upper end of the first barrel, a hollow first conductive post is disposed in the cavity of the connector, a hollow second conductive post is disposed in the cavity of the sleeve, when the connector is connected to the sleeve, the first conductive post abuts against the second conductive post, a positive terminal of the heater is electrically connected to the first conductive post, and a positive terminal of the power supply is electrically connected to the second conductive post through the airflow sensor.

7. The electronic cigarette with breath sensing function of claim 6, wherein an annular first flange is disposed on an inner wall of the connector, an annular second flange is disposed on an inner wall of the sleeve, the first conductive post is mounted on the first flange, and the second conductive post is mounted on the second flange.

8. The electronic cigarette with the breath sensing function according to claim 7, wherein the connector and the sleeve are both metal conductors, a negative end of the heater penetrates through the heater and is electrically connected to the connector, a first insulating sleeve is sleeved on the first conductive post, a second insulating sleeve is sleeved on the second conductive post, a first slot for connecting to the first flange is formed in the first insulating sleeve, and a second slot for connecting to the second flange is formed in the second insulating sleeve.

9. The electronic cigarette with the breath sensing function according to claim 6, wherein an annular flange protruding outwards is disposed at an upper edge of the sleeve, the upper edge of the first barrel abuts against the annular flange, and at least one air inlet communicated with the cavity in the first barrel is opened on a periphery of the annular flange.

10. The electronic cigarette with breath sensing function of claim 1, wherein the mouthpiece segment comprises a sealing joint having a hollow structure and a mouthpiece detachably connected to the sealing joint, and the sealing joint is sleeved on the upper end of the smoke pipe and is connected to the second cylinder in a sealing manner.