WO2018157267A1

WO2018157267A1 - Flue-cured tobacco electronic cigarette

Info

Publication number: WO2018157267A1
Application number: PCT/CN2017/075076
Authority: WO
Inventors: 周学武
Original assignee: 深圳葆威道科技有限公司
Priority date: 2017-02-28
Filing date: 2017-02-28
Publication date: 2018-09-07

Abstract

Disclosed is a flue-cured tobacco electronic cigarette, comprising a mouthpiece (1), an atomization tube (2) and a battery tube (3). The atomization tube (2) is internally provided with a cigarette liner (21) and a cigarette liner support (22). The cigarette liner support (22) is located at the bottom of the cigarette liner (21). A heat conduction rod (23) is arranged in the middle of the cigarette liner (21). The cigarette liner support (22) is provided with a control circuit board (24) and a heating member electrically connected thereto. The heating member is connected to the heat conduction rod (23). The battery tube (3) is located below the atomization tube (2). Positive and negative electrodes of the battery tube (3) are respectively electrically connected to the control circuit board (24). Air inlet holes (25) are arranged on a surface of the atomization tube (2). An air inlet gap (26) is arranged between the cigarette liner (21) and the cigarette liner support (22). An air flow entering from the air inlet holes (25) enters the cigarette liner (21) through the air inlet gap (26). The mouthpiece (1) is located above the atomization tube (2). A cigarette (4) is inserted from the mouthpiece (1) into the cigarette liner (21), and the heat conduction rod (23) is inserted into the cigarette (4) to heat same. The smoking effect and taste are better. After use, the cigarette (4) is directly pulled out, and the interior of the cigarette liner (21) is clean and is easy to clean.

Description

Flue-cured tobacco electronic cigarette

Technical field

The invention belongs to the technical field of electronic cigarettes, and in particular relates to an electronic cigarette of flue-cured tobacco.

Background technique

Flue-cured tobacco e-cigarette is a kind of non-combustible cigarette. It does not need to be burned. It only needs to be heated and baked, which can greatly improve the flavor of the smoke and reduce the tar content. However, the existing electronic cigarettes of flue-cured tobacco products in the market have been traditionally shredded into the tobacco gallbladder. The smell of tobacco is easily spread during the baking process, resulting in poor taste and inconvenient cleaning. Various factors also make Smoking effects and bad taste.

Summary of the invention

In view of the above technical problems, the present invention discloses an electronic cigarette of flue-cured tobacco, which is put into a tobacco grill, and can be directly sucked when the cigarette is baked to a certain temperature, and can be directly pulled out and replaced when the mouth is sucked. Easy to replace and clean, to maintain a better smoking effect and taste.

In this regard, the technical solution adopted by the present invention is:

A flue-cured electronic cigarette comprising a nozzle, an atomizing tube and a battery tube, wherein the atomizing tube is provided with a tobacco bladder and a tobacco stent, the tobacco stent is located at the bottom of the tobacco, the tobacco An erected heat conducting rod is disposed in a middle portion; a control circuit board and a heating member electrically connected to the control circuit board are disposed on the stalk bracket, the heating member is connected to the heat conducting rod; and the battery tube is located at the atomizing tube Below, the positive and negative poles of the battery tube are electrically connected to the control circuit board respectively;

The surface of the atomizing tube is provided with an air inlet hole, and an air inlet gap is disposed between the tobacco tube and the tobacco tube bracket, and the airflow entering from the air inlet hole enters the tobacco bladder through the air inlet gap;

The nozzle is located above the atomizing tube;

The cigarette is inserted into the bladder from the nozzle, and the heat conductive rod is inserted into the cigarette for heating.

Preferably, the heat conducting rod is fixed on the tobacco holder. Wherein, the cigarette can adopt the structure of a common cigarette, that is, the cigarette paper is wrapped with the tobacco.

With this technical solution, the cigarette is inserted into the tobacco through the nozzle, the bottom of the cigarette is in contact with the heat conductive rod, and the heat conductive rod is inserted into the cigarette. a battery is arranged in the battery tube, the battery is powered to the control circuit board, and the control circuit board controls the opening of the heating member to control the heating of the cigarette; during the heating process, the airflow enters through the air inlet of the atomizing tube, and then passes through the smoke. The air inlet gap between the gallbladder and the tobacco stent, so as to enter the bottom of the tobacco bladder, use When used, when the cigarette is baked to a certain temperature, it can be directly used. When the cigarette is not tasted, the cigarette can be pulled out and replaced, which is convenient for the user to use, and the smoke smell is not easy to spread during the baking process, and the taste is better. After use, pull the cigarette straight out, the inside of the smear is clean and easy to clean.

Preferably, the nozzle is movably connected to the atomizing tube.

The nozzle can be removed from the atomizing tube. If the cigarette is broken inside, it can be easily taken out. In addition, the air inlet hole provided on the surface of the atomizing tube can also function as a heat sink.

As a further improvement of the present invention, the inner wall of the tobacco bladder is provided with a groove for facilitating the flow of air. Preferably, the groove is an upright groove. Preferably, the grooves are four. Further preferably, the grooves are evenly distributed on the inner wall of the tobacco bladder. With this technical solution, the inner wall of the tobacco has four grooves for air circulation, and the outer wall of the cigarette can be attached to the inner wall of the tobacco, and the airflow with the groove is smoother.

As a further improvement of the present invention, the atomizing tube is provided with an atomizing upper cover, the atomizing upper cover is located above the tobacco cone and under the suction nozzle; and the atomizing upper cover is provided with a cigarette insertion hole. The cigarette insertion hole is in communication with the tobacco bladder; the atomizing upper cover is movably connected to the suction nozzle. With this technical solution, the cigarette is inserted into the tobacco from the suction nozzle through the cigarette insertion hole.

As a further improvement of the present invention, the atomized upper cover and the tobacco stent are made of a high temperature resistant material; the outer surface of the tobacco is provided with heat insulating cotton, and the heat insulating cotton and the tobacco are provided with a gas flow. Clearance. Preferably, the material of the atomized upper cover and the tobacco stent is PPS (Polyphenylene sulfide) material.

With this technical solution, the upper and lower parts of the tobacco stalk are covered by the high temperature resistant material, and the surface is covered by the heat insulating cotton, thereby ensuring that the temperature of the smoulder is more stable. Wherein, the high temperature resistant material is a material resistant to 280-330 degrees.

As a further improvement of the present invention, the flue-cured electronic cigarette includes a dust cover, and the dust cover is sleeved on an outer surface of the nozzle. Preferably, the dust cover is sleeved on an outer surface of the nozzle and is in contact with the atomized upper cover. With this technical solution, the cigarette can be directly placed in the tobacco, and the whole cigarette is covered with a dust cover, so as to better preserve the cigarette.

As a further improvement of the present invention, the atomizing upper cover is provided with a magnet, and the dustproof cover is provided with a magnetic member, and the dustproof cover is magnetically connected to the atomizing upper cover magnet through the magnetic member. With this technical solution, the dust cover is adsorbed on the atomized upper cover by a magnet, which is convenient to use; and directly covers the cigarette suction nozzle, and does not need to be rotated without thread, and is more convenient to use.

As a further improvement of the present invention, the bottom of the battery tube is provided with a battery base, and the battery base is provided with a magnet. The dust cover can be adsorbed and fixed on the battery base after being opened, and is convenient to use.

As a further improvement of the present invention, the head of the heat conducting rod is provided with a thorn tip for facilitating the insertion of the cigarette.

Preferably, the head of the heat conducting rod has a pyramidal structure.

As a further improvement of the present invention, the surface of the electronic cigarette of the flue-cured tobacco is provided with a switch button, a smoking button and a charging interface, and the switch button, the smoking button and the charging interface are respectively electrically connected to the control circuit board. Preferably, the surface of the electronic cigarette of the flue-cured tobacco is provided with an LED indicator, and the LED indicator is electrically connected to the control circuit board.

As a further improvement of the present invention, the flue-cured electronic cigarette includes an NTC thermosensitive element, and the heating member is electrically connected to the control wiring board through the NTC thermal element. This technical solution uses NTC thermal elements to achieve temperature control, and the NTC rises to a set temperature constant, when the smoking taste is better. The total heating time exceeds 5 minutes, the heating is automatically stopped, the red LED is extinguished, and the standby is entered.

As a further improvement of the present invention, the heating member is a nickel heating sheet.

Preferably, the nickel heating sheet is fixed together with the NTC thermosensitive electrons for better temperature control.

As a further improvement of the present invention, the cigarette is a special cigarette comprising a filter and a tobacco leaf body which are connected in series, and the tobacco leaf body is provided with tobacco leaf and tobacco leaf dampening liquid.

Wherein, the tobacco leaf body is the same cigarette body as a normal cigarette, and the inside thereof comprises tobacco leaf silk. The tobacco leaf dampening liquid is a liquid which increases the humidity of the tobacco leaves and evaporates after heating. Preferably, the tobacco leaf dampening solution is VG (vegetable glycerin).

By adopting the technical scheme, the tobacco leaf in the tobacco leaf roll is mixed with the tobacco leaf dampening liquid and heated, and the active ingredient in the tobacco leaf silk can be dissolved in the VG, the user sucks the mouthfeel better, and does not cause the tobacco leaf silk to burn. The situation is convenient for the complete use of the used cigarettes to be pulled out and replaced.

As a further improvement of the present invention, a secondary filter member is disposed between the filter and the tobacco leaf body, and the material of the secondary filter member is a polymer porous material. With this technical solution, secondary filtration can be performed, which is advantageous for removing impurities and having a better taste.

As a further improvement of the present invention, the circuit module of the electronic cigarette of the flue-cured tobacco comprises a power management module, a power supply module, a battery anti-reverse module, an LED indication module, an MCU main control module, a battery voltage detection module, a heating module, and a heating detection Measuring the AD feedback module and the key input module, the power management module, the power supply module, the LED indication module, the heating module, the heating detection AD feedback module and the key input module are respectively electrically connected with the MCU main control module, and the battery anti-reverse The connection module and the battery voltage detection module are connected to the power management module.

Preferably, the chip of the MCU main control module is SN8F27E93L.

Compared with the prior art, the beneficial effects of the present invention are:

First, according to the technical solution of the present invention, the cigarette is inserted into the tobacco through the nozzle, the bottom of the cigarette is in contact with the heat conductive rod, and the heat conductive rod is inserted into the cigarette. During the heating process, the airflow passes through the atomizing tube. The stomata enters and then passes through the air inlet gap between the tobacco stalk and the tobacco stalk support to enter the bottom of the tobacco stalk. When the user uses the cigarette, the cigarette can be directly used after being baked to a certain temperature. When the taste is felt, the cigarette can be pulled out and replaced, which is convenient for the user to use, and the smoke smell is not easily diffused during the baking process, and the smoking effect and taste are better; after use, the cigarette is directly pulled out, and the inside of the tobacco is clean, and Easy to clean; and stable temperature control, smoking airflow is smoother.

Secondly, the temperature sensor NTC is used for temperature control, which is more reliable and stable in temperature control. The dust cover is adsorbed on the atomized upper cover by magnetic members, which is more convenient to use.

DRAWINGS

1 is a schematic view showing the structure of an electronic cigarette of flue-cured tobacco according to Embodiment 1 of the present invention.

Fig. 2 is a schematic view showing the structure of the first embodiment of the present invention after the cigarette is attached.

FIG. 3 is a schematic structural view of the embodiment 1 of the present invention after the dust cover is closed.

Fig. 4 is a cross-sectional structural view showing the electronic cigarette of the flue-cured tobacco of the first embodiment of the present invention.

Fig. 5 is a view showing the internal structure of the electronic cigarette of the flue-cured tobacco according to the first embodiment of the present invention after the cigarette is installed.

Figure 6 is a schematic view showing the structure of a special cigarette according to a second embodiment of the present invention.

Fig. 7 is a circuit block diagram of the electronic cigarette of the flue-cured tobacco of the third embodiment of the present invention.

Fig. 8 is a circuit diagram of the electronic cigarette of the flue-cured tobacco of the third embodiment of the present invention.

detailed description

The preferred embodiments of the present invention are further described in detail below.

Example 1

As shown in FIG. 1 to FIG. 5, a flue-cured electronic cigarette includes a nozzle 1, an atomizing tube 2 and a battery tube 3, and the atomizing tube 2 is provided with a tobacco 21 and a tobacco holder 22, The tobacco stent 22 is located at the bottom of the tobacco bladder 21, and the middle portion of the tobacco bladder 21 is provided with an erected heat conducting rod 23; the tobacco stent 22 is provided with a control circuit board 24 and the control circuit board 24 a heating member connected to the heat conducting rod 23; the battery tube 3 is located below the atomizing tube 2, and the positive and negative electrodes of the battery tube 3 are electrically connected to the control circuit board 24; The surface of the chemical tube 2 is provided with an air inlet hole 25, and an air inlet gap 26 is disposed between the tobacco tube 21 and the tobacco tube holder 22. The airflow entering from the air inlet hole 25 enters the smoke through the air inlet gap 26. The inside of the bladder 21; the nozzle 1 is located above the atomizing tube 2; the cigarette 4 is inserted into the bladder 21 from the nozzle 1, and the heat conducting rod 23 is inserted into the cigarette 4 for heating. The heat conducting rod 23 is fixed on the tobacco holder 22, and the head of the heat conducting rod 23 is provided with a convenient cigarette The inserted tip 231. Wherein, the cigarette adopts the structure of a common cigarette, that is, the cigarette paper is wrapped with the tobacco. The atomizing tube 2 is provided with an atomizing upper cover 27, and the atomizing upper cover 27 is located above the tobacco tube 21 and below the suction nozzle 1; the atomizing upper cover 27 is provided with a cigarette insertion hole. The cigarette insertion hole is in communication with the smear 21; the atomizing upper cover 27 is detachably coupled to the suction nozzle 1. The inner wall of the spur 21 is provided with a recess 28 for facilitating airflow. Preferably, the groove 28 is an upright groove. The grooves 28 are four and are evenly distributed on the inner wall of the spur 21 .

As shown in FIG. 1 to FIG. 5, the atomization upper cover 27 and the tobacco stent 22 are made of PPS high temperature resistant material; the outer surface of the tobacco 21 is provided with thermal insulation cotton 29, and the thermal insulation cotton 29 and the smoke A gap is provided between the bladders 21 for airflow.

As shown in FIG. 1 to FIG. 5 , the electronic cigarette of the flue-cured tobacco includes a dust cover 5 , and the dust cover 5 is sleeved on an outer surface of the suction nozzle 1 . The atomizing upper cover 27 is provided with a magnet 271, and the dustproof cover 5 is provided with a magnetic member, and the dustproof cover 5 is magnetically connected to the magnet 271 of the atomizing upper cover 27 by a magnetic member. A battery base 31 is disposed at a bottom of the battery tube 3, and a magnet is disposed on the battery base 31. The dust cover 5 can be adsorbed on the battery base 31 after being unplugged. The magnetic member is made of a ferromagnetic material, preferably iron.

With this technical solution, the cigarette is inserted into the smog through the suction nozzle, the bottom of the cigarette is in contact with the thermal conductive rod, and the thermal conductive rod is inserted into the cigarette. A battery is arranged in the battery tube, the battery is supplied to the control circuit board, and the control circuit board controls the opening of the heating member to control the heating of the cigarette. As shown by the direction of the arrow in Fig. 4, during the heating process, the airflow enters through the air inlet of the atomizing tube, and then passes through the air inlet gap between the tobacco bladder and the tobacco bladder bracket, thereby entering the bottom of the tobacco bladder. When the user uses the cigarette, the cigarette can be directly used after being baked to a certain temperature. When the cigarette is sucked, the cigarette can be pulled out and replaced, which is convenient for the user to use, and the smoke smell is not easy to spread during the baking process, and the taste is more Well, after using it, pull the cigarette straight out, the inside of the ash is clean and easy to clean. Preferably, the nozzle is movably connected to the atomizing tube.

Example 2

On the basis of Embodiment 1, as shown in FIG. 6, the cigarette 4 is a dedicated cigarette including a filter 41, a secondary filter member 42, and a tobacco leaf body 43, which are sequentially connected, and the tobacco leaf body 43 The tobacco leaf and the tobacco leaf dampening liquid are disposed therein, and the material of the secondary filter member 42 is a polymer porous material. Wherein, the tobacco leaf body is the same cigarette body as a normal cigarette, and the inside thereof comprises tobacco leaf silk. The tobacco leaf dampening liquid is a liquid which increases the humidity of the tobacco leaves and evaporates after heating. Preferably, the tobacco leaf dampening solution is VG (vegetable glycerin).

Using this technical scheme, the tobacco leaf wire in the tobacco leaf roll is mixed with the tobacco leaf dampening liquid and heated, and the tobacco leaf wire is heated. The active ingredient can be dissolved in the VG, and the user can absorb the mouthfeel better, and does not cause the tobacco leaf to be burnt, so that the used cigarette can be completely pulled out and replaced. With this technical solution, secondary filtration can also be performed, which is advantageous for removing impurities and having a better taste.

Example 3

On the basis of the embodiment 1, as shown in FIG. 7 and FIG. 8 , the surface of the electronic cigarette of the flue-cured tobacco is provided with a switch button, a smoking button, an LED indicator and a charging interface, and the switch button, the smoking button, and the LED indication The lamp and charging interface are electrically connected to the control circuit board, respectively. The circuit portion of the flue-cured electronic cigarette further includes an NTC thermal element electrically connected to the control circuit board through the NTC thermal element. The heating member is a nickel heating sheet, and the nickel heating sheet is fixed together with the NTC thermosensitive electrons to facilitate better temperature control.

As shown in FIG. 7 and FIG. 8 , the circuit module of the electronic cigarette of the flue-cured tobacco comprises a power management module, a power supply module, a battery anti-reverse module, an LED indication module, an MCU main control module, a battery voltage detection module, a heating module, The heating detection AD feedback module and the key input module, the power management module, the power supply module, the LED indication module, the heating module, the heating detection AD feedback module and the key input module are respectively electrically connected with the MCU main control module, the battery The anti-reverse module and the battery voltage detecting module are connected to the power management module. The chip of the MCU main control module is SN8F27E93L.

The method of using the electronic cigarette of the flue-cured tobacco is as follows:

1. Press and hold the switch button for 5 seconds to start heating. The red LED keeps flashing during the heating process. When the temperature reaches the set temperature of smoking, the LED is always bright, and the smoking taste is better. The total heating time exceeds 5 minutes, the heating is automatically stopped, the red LED is extinguished, and the standby is entered;

2. During the heating process, press and hold the smoking button for 5 seconds to cancel the heating and return to standby;

3. When the key is locked, long press the smoking key is invalid;

4. When in standby, connect the An'an cigarette key 5 times to lock/unlock within 2 seconds, and the red LED flashes 3 times.

The above is a further detailed description of the present invention in connection with the specific preferred embodiments, and the specific embodiments of the present invention are not limited to the description. It will be apparent to those skilled in the art that the present invention may be made without departing from the spirit and scope of the invention.

Claims

An electronic cigarette for flue-cured tobacco, characterized in that it comprises a nozzle, an atomizing tube and a battery tube, wherein the atomizing tube is provided with a tobacco bladder and a tobacco stent, and the tobacco stent is located at the bottom of the tobacco bladder. An erected heat conducting rod is disposed in a middle portion of the stalk; the stalk bracket is provided with a control circuit board and a heating member electrically connected to the control circuit board, the heating member is connected to the heat conductive rod; the battery tube is located in the mist Below the chemical tube, the positive and negative poles of the battery tube are electrically connected to the control circuit board respectively;

The surface of the atomizing tube is provided with an air inlet hole, and an air inlet gap is disposed between the tobacco tube and the tobacco tube bracket, and the airflow entering from the air inlet hole enters the tobacco bladder through the air inlet gap;

The nozzle is located above the atomizing tube;

The cigarette is inserted into the bladder from the nozzle, and the heat conductive rod is inserted into the cigarette for heating.
The flue-cured electronic cigarette according to claim 1, wherein the inner wall of the smog is provided with a groove for facilitating airflow.
The electronic cigarette of flue-cured tobacco according to claim 1, wherein the atomizing tube is provided with an atomizing upper cover, and the atomizing upper cover is located above the tobacco lance and below the suction nozzle; The upper cover is provided with a cigarette insertion hole, and the cigarette insertion hole is in communication with the tobacco; the atomized upper cover is movably connected to the suction nozzle.
The electronic cigarette for flue-cured tobacco according to claim 3, wherein the atomized upper cover and the tobacco stent are made of a material resistant to 280-330 degrees; and the outer surface of the tobacco is provided with thermal insulation cotton. There is a gap between the insulation cotton and the tobacco bladder for airflow.
The flue-cured electronic cigarette according to claim 4, characterized in that it comprises a dust cover, and the dust cover is sleeved on an outer surface of the nozzle.
The electronic cigarette of flue-cured tobacco according to claim 5, wherein the atomized upper cover is provided with a magnet, and the dustproof The cover is provided with a magnetic member that is magnetically coupled to the magnet that atomizes the upper cover by the magnetic member.
The flue-cured electronic cigarette according to claim 1, wherein the head of the heat conducting rod is provided with a thorn tip for facilitating the insertion of the cigarette.
The electronic cigarette of flue-cured tobacco according to claim 1, wherein the surface of the electronic cigarette of the flue-cured tobacco is provided with a switch button, a smoking button and a charging interface, and the switch button, the smoking button and the charging interface are respectively electrically connected to the control circuit board. The flue-cured electronic cigarette includes an NTC thermosensitive element, and the heating member is electrically connected to the control wiring board through an NTC thermosensitive element, and the heating member is a nickel heating sheet.
The electronic cigarette for flue-cured tobacco according to any one of claims 1 to 8, wherein the cigarette is a special cigarette, and the special cigarette comprises a filter and a tobacco leaf body which are sequentially connected, and the tobacco leaf body is provided with tobacco leaves and Tobacco leaf dampening fluid.
The electronic cigarette of flue-cured tobacco according to claim 9, wherein a secondary filtering member is further disposed between the filter and the tobacco leaf body, and the secondary filtering member is made of a porous polymer material.