CN213719915U

CN213719915U - Electronic cigarette

Info

Publication number: CN213719915U
Application number: CN202022129956.5U
Authority: CN
Inventors: 陈祖炜
Original assignee: BYD Co Ltd; BYD Precision Manufacturing Co Ltd
Current assignee: BYD Co Ltd; BYD Precision Manufacturing Co Ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-20
Anticipated expiration: 2030-09-25

Abstract

The utility model belongs to the technical field of electronic smoking set, in particular to an electronic cigarette, which comprises a host shell, a smoke cartridge and a host bracket component arranged in the host shell, wherein an air inlet is arranged between the host shell and the smoke cartridge; the host bracket assembly comprises a host bracket, a mainboard, an air pressure sensor, a battery and a host sealing sleeve; the smoke cartridge is abutted with the host machine seal sleeve; a first air inlet channel is arranged on the host bracket, an air pressure sensor is arranged on the mainboard, and the air pressure sensor is positioned at an outlet of the first air inlet channel; the main machine sealing sleeve is provided with a second air inlet channel used for changing the pressure difference between the air inlet and the first air inlet channel, the air inlet, the second air inlet channel and the first air inlet channel are sequentially communicated, the air pressure sensor and the smoke bomb are respectively electrically connected with the main board, the air pressure sensor can effectively sense different pressure difference values generated by different suction forces, and the main board controls the smoke amount generated by the smoke bomb according to the pressure value detected by the air pressure sensor.

Description

Electronic cigarette

Technical Field

The utility model belongs to the technical field of the electron smoking set, especially, relate to an electron cigarette.

Background

The existing part of electronic cigarettes are started in a mode of triggering the air pressure sensor, the air pressure sensor is triggered through air pressure difference (suction resistance) generated when the electronic cigarettes are sucked, after the air pressure sensor is triggered and started, the host is started to enable the atomizer to heat tobacco tar to generate smoke, and as the tobacco tar is not burnt by naked flame but is heated and atomized, a large amount of harmful substances generated by burning of the naked flame of tobacco products can be prevented from being sucked by people, so that the electronic cigarettes are favored by more and more consumers at present.

However, the difference of the air pressure difference generated by the air pressure sensor detection area under different suction sizes is not large in the air inlet channel, namely, the basic function of generating smoke by starting heating through suction triggering can be realized in the prior art, but different suction sizes of people cannot be accurately and effectively reflected in most of the time, the function of generating different smoke amounts by adjusting heating power according to the suction sizes of a host is influenced, and the use experience of a user is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the electronic cigarette is provided aiming at the problem that the existing electronic cigarette cannot adjust the smoke amount according to the suction force.

In order to solve the technical problem, an embodiment of the present invention provides an electronic cigarette, which includes a host casing, a smoke cartridge and a host bracket assembly installed in the host casing, wherein the smoke cartridge is inserted into the host casing, and an air inlet is arranged between the host casing and the smoke cartridge;

the host bracket assembly comprises a host bracket, a main board, an air pressure sensor, a battery and a host sealing sleeve; the host machine sealing sleeve and the main board are arranged on the host machine bracket, and one end of the smoke cartridge inserted in the host machine shell is abutted against the host machine sealing sleeve; a first air inlet channel is arranged on the host bracket, the air pressure sensor is arranged on the mainboard, and the air pressure sensor is positioned at an outlet of the first air inlet channel;

the main machine sealing sleeve is provided with a second air inlet channel used for changing the pressure difference between the air inlet and the first air inlet channel, the air inlet, the second air inlet channel and the first air inlet channel are sequentially communicated, the air pressure sensor is used for detecting the air pressure in the first air inlet channel, and the air pressure sensor and the smoke bomb are respectively electrically connected with the main board.

Optionally, the cross section of the inlet of the second air inlet channel is square, circular, oval or trapezoidal, and the size of the square cross section is (0.6-2.0 mm). times.1 mm.

Optionally, the host sealing sleeve comprises a host sealing sleeve body, a first communicating channel penetrating through the host sealing sleeve body along the thickness direction of the host sealing sleeve body is arranged on the host sealing sleeve body, and an outlet of the second air inlet channel is communicated with an inlet of the first air inlet channel through the first communicating channel.

Optionally, a third air inlet channel is arranged between the cartridge and the inner wall of the host casing, an inlet of the third air inlet channel is connected to the air inlet, and an outlet of the third air inlet channel is connected to an inlet of the second air inlet channel.

Optionally, the host computer seal cover further comprises a protruding portion arranged on the surface of one side, facing the host computer support, of the host computer seal cover body, a recessed portion is arranged on the host computer support, and the protruding portion is in plug-in fit with the recessed portion.

Optionally, the electronic cigarette further comprises a sensor sealing sleeve installed on the main board, a cavity for accommodating the air pressure sensor is formed between the main board and the sensor sealing sleeve, a second communication channel is arranged on the sensor sealing sleeve, and the second communication channel is connected with an outlet of the first air inlet channel.

Optionally, the electronic cigarette further comprises a first PIN arranged on the host bracket and a second PIN arranged in the cartridge, the cartridge comprises an atomizer for generating smoke, and the mainboard and the atomizer are electrically connected through the first PIN and the second PIN.

Optionally, the cartridge further comprises a suction nozzle, a metal bottom cover and a tobacco tar bin, the tobacco tar bin is connected with the atomizer, the cartridge is provided with an air outlet channel, and the smoke generated by the atomizer flows out of the suction nozzle through the air outlet channel.

Optionally, a smoke cartridge air inlet is formed in the metal bottom cover, the second air inlet channel is communicated with the air outlet channel through the smoke cartridge air inlet, and external air enters the smoke cartridge through the second air inlet channel, so that the external air drives smoke to flow out of the suction nozzle.

Optionally, the host computer support assembly further includes a magnetic attraction piece disposed on the host computer support, and the magnetic attraction piece is magnetically connected with the metal bottom cover.

The embodiment of the utility model provides an in, when the user smoked the electron cigarette, the outside air was followed the air inlet got into in the host computer shell, through on the host computer seal cover during the second inlet channel, make the air inlet with form pressure differential between the first inlet channel, thereby the activation baroceptor triggers the cigarette bullet produces smog, accomplishes a suction. The atmospheric pressure sensor is located the exit of first inlet channel for detect first inlet channel's pressure, when the outside air passes through when the second inlet channel, under the suction size of difference, can produce stable and obvious pressure differential, atmospheric pressure sensor can accurately effectual sense the different pressure difference values that different suction sizes produced, the mainboard judges according to predetermined gear value that the pressure difference value that the atmospheric pressure sensor detected is in which gear, then starts corresponding power gear, and it is bigger to realize suction promptly, and output power is bigger, and the smog volume that the cigarette bullet produced is also bigger, and suction is smaller then the smog volume function that the cigarette bullet produced is littleer, fully satisfies user's actual use experience.

Drawings

Fig. 1 is a schematic front view of an electronic cigarette according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating a state in which a cartridge according to an embodiment of the present invention is pulled out from a housing of a host;

fig. 3 is a schematic structural view of a host housing and a host bracket assembly according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a mainframe bracket assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a host sealing sleeve of an electronic cigarette according to an embodiment of the present invention;

fig. 6 is another schematic structural diagram of a host sealing sleeve of an electronic cigarette according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 8 is a schematic side view of an electronic cigarette according to an embodiment of the present invention;

FIG. 9 is a schematic cross-sectional view taken along line B-B of FIG. 8;

FIG. 10 is an enlarged schematic view of the portion C of FIG. 7;

fig. 11 is an enlarged schematic view of a portion D in fig. 7.

The reference numerals in the specification are as follows:

1. a host housing; 2. a smoke cartridge; 21. a suction nozzle; 22. a metal bottom cover; 221. a cartridge air inlet; 222. a first PIN perforation; 23. a spring plate; 24. a tobacco tar bin; 25. a first air outlet channel; 26. a second air outlet channel; 27. a second PIN; 28. an atomizer; 3. an air inlet; 4. a main frame support assembly 41, a main frame support; 42. a recessed portion; 43. a main board; 44. an air pressure sensor; 45. a sensor seal cartridge; 451. a second communicating passage; 46. a first air intake passage; 47. a host machine sealing sleeve; 471. a main machine seal sleeve body; 472. a second intake passage; 473. a first communicating passage; 474. sealing the ribs; 475. a protrusion; 476. a second PIN punch hole; 477. punching a magnet hole; 48. a first PIN; 49. a magnetic member; 5. a third air intake passage.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 11, for the utility model discloses an embodiment provides an electronic cigarette, include host computer shell 1, cigarette bullet 2 and install host computer bracket component 4 in the host computer shell 1, cigarette bullet 2 is pegged graft on the host computer shell 1, on the host computer shell 1 with be provided with air inlet 3 between the cigarette bullet 2.

As shown in fig. 4, the host bracket assembly 4 includes a host bracket 41, a main board 43, an air pressure sensor 44, a battery, and a host sealing sleeve 47. The battery is used for providing a power supply, the host sealing sleeve 47 and the main board 43 are installed on the host bracket 41, the host sealing sleeve 47 is arranged at the top of the host bracket 41, and one end of the smoke cartridge 2 inserted into the host shell 1 is abutted to the host sealing sleeve 47; the host bracket 41 is provided with a first air inlet channel 46, the air pressure sensor 44 is mounted on the main board 43, and the air pressure sensor 44 is located at an outlet of the first air inlet channel 46.

As shown in fig. 5, the main engine sealing sleeve 47 is provided with a second air inlet channel 472 for changing a pressure difference between the air inlet 3 and the first air inlet channel 46, the air inlet 3, the second air inlet channel 472 and the first air inlet channel 46 are sequentially communicated, external air enters from the air inlet 3 and sequentially passes through the second air inlet channel 472 and the first air inlet channel 46 to reach the end of the first air inlet channel 46, the air pressure sensor 44 is used for detecting a pressure of the first air inlet channel 46, the air pressure sensor 44 and the cartridge 2 are respectively electrically connected to the main board 43, and the main board 43 can control a smoke amount generated by the cartridge 2 according to a pressure value detected by the air pressure sensor 44.

In this embodiment, when a user sucks the electronic cigarette, external air enters the main unit housing 1 from the air inlet 3, and when the external air passes through the second air inlet channel 472 on the main unit sealing sleeve 47, a pressure difference is formed between the air inlet 3 and the first air inlet channel 46, so that the air pressure sensor 44 is activated to trigger the cigarette cartridge 2 to generate smoke, and one suction is completed. The air pressure sensor 44 is located at an outlet of the first air inlet channel 46, and is configured to detect a pressure of the first air inlet channel 46, the second air inlet channel 472 is capable of changing a pressure difference between the air inlet 3 and the first air inlet channel 46, the pressure at the air inlet 3 is close to an external atmosphere, and after passing through the second air inlet channel 472, a very significant pressure change occurs, so that a very significant pressure difference exists between the air inlet 3 and the first air inlet channel 46, therefore, when external air passes through the second air inlet channel 472, a stable and distinct pressure difference may be generated under different suction forces, the air pressure sensor 44 at the end of the first air inlet channel 46 may accurately and effectively sense different pressure differences generated by the different suction forces, and the main board 43 determines which gear position the pressure difference detected by the air pressure sensor is in according to a preset gear position value, then, a corresponding power gear is started, namely, the larger the suction force is, the larger the output power is, the larger the smoke amount generated by the smoke bomb 2 is, and the smaller the suction force is, the smaller the smoke amount generated by the smoke bomb 2 is, so that the actual use experience of a user is fully met.

In an embodiment, the cross-sectional shape of the inlet of the second air inlet channel 472 may be, but is not limited to, a square, the size of the square is (0.6-2.0 mm) × 1mm, and other shapes having equivalent cross-sectional areas, such as circular, elliptical, trapezoidal, and other cross-sectional shapes, may be used for the second air inlet channel. Preferably, the cross-sectional shape of the inlet of the second air inlet passage 472 is square, which facilitates the sealing of the second air inlet passage 472.

The second air inlet channel 472 has a small cross-sectional size, so that when external air passes through the narrow second air inlet channel 472, a pressure change is generated, and the air inlet 3 and the first air inlet channel 46 have a significant pressure difference, so that a stable and distinct pressure difference can be generated at different suction forces.

As shown in fig. 5, in an embodiment, the main machine sealing sleeve 47 includes a main machine sealing sleeve body 471, a first communication passage 473 is disposed on the main machine sealing sleeve body 471, and penetrates through the main machine sealing sleeve body 471 in a thickness direction thereof, the first communication passage 473 is located at an outlet of the second air inlet passage 472, and an outlet of the second air inlet passage 472 is communicated with an inlet of the first air inlet passage 46 through the first communication passage 473.

In an embodiment, the material of the host sealing sleeve 47 is a soft rubber, a sealing rib 474 is disposed along an edge of the second air inlet channel 472, and when the smoke cartridge 2 is inserted into the host housing 1, the bottom of the smoke cartridge 2 compresses the sealing rib 474 to a certain extent, so that the external air entering the second air inlet channel 472 can only flow out of the first communication channel 473.

In an embodiment, the shape of the host sealing boot body 471 matches the shape of the top of the host bracket 41, as shown in fig. 6, the host sealing boot 47 further includes a protrusion 475 disposed on a side surface of the host sealing boot body 471 facing the host bracket 41, a recess 42 is disposed on the host bracket 41, and the protrusion 475 is inserted into and fitted with the recess 42, so that the host sealing boot body 471 is fitted on the host bracket 41.

In one embodiment, the protrusion 475 is a square block protruding from the host sealing boot body 471, and the recess 42 is a square groove matching the square block.

In another embodiment, a recessed portion is disposed on a surface of the host sealing boot body 471 facing the host bracket 41, a protruding portion is disposed on the host bracket 41, and the protruding portion 475 is inserted into and matched with the recessed portion 42, so that the host sealing boot body 471 is matched with the host bracket 41.

As shown in fig. 7, in an embodiment, a third air inlet channel 5 is disposed between the cartridge 2 and the inner wall of the main housing 1, an inlet of the third air inlet channel 5 is connected to the air inlet 3, and an outlet of the third air inlet channel 5 is connected to an inlet of the second air inlet channel 472.

As shown in fig. 7 and 10, in an embodiment, when the cartridge 2 is inserted into the host housing 1, a gap is formed at a position where the top of the host housing 1 contacts the cartridge 2, so as to form the air inlet 3. The external air enters from the intake port 3, passes through the third intake passage 5, the second intake passage 472, and the first intake passage 46 in this order, reaches the end of the first intake passage 46, and the pressure sensor 44 located at the end of the first intake passage 46 detects the pressure.

As shown in fig. 7 and 11, in an embodiment, the electronic cigarette further includes a sensor sealing sleeve 45 installed on the main board 43, a cavity for accommodating the air pressure sensor 44 is formed between the sensor sealing sleeve 45 and the main board 43, a second communication channel 451 is provided on the sensor sealing sleeve 45, and the second communication channel 451 is connected to an outlet of the first air inlet channel 46. The main plate 43 is disposed at the end of the first air inlet channel 46, closes the outlet of the first air inlet channel 46, and the air reaching the end of the first air inlet channel 46 reaches the cavity through the second communication channel 451, triggering the air pressure sensor 44 to detect the pressure.

As shown in fig. 7 and 9, in an embodiment, the cartridge 2 includes a mouthpiece 21, an atomizer 28, a metal bottom cap 22, and a tobacco tar bin 24, and the tobacco tar bin 24 is connected to the atomizer 28. The cartridge 2 is provided with air outlet channel, tobacco tar storehouse 24 is located the atomizer 28 top, tobacco tar in the tobacco tar storehouse 24 can ooze into in the atomizer 28, atomizer 28 heats the tobacco tar and produces smog, suction nozzle 21 is located the top of cartridge 2, the smog via air outlet channel that the atomizer 28 produced is followed suction nozzle 21 flows out.

In an embodiment, the air outlet channel includes a first air outlet channel 25 and a second air outlet channel 26, the atomizer 28 and an inner wall of the housing of the cartridge 2 form the first air outlet channel 25, an inlet of the first air outlet channel 25 is connected to an air outlet of the atomizer 28, smoke generated by heating the tobacco tar by the atomizer 28 directly enters the first air outlet channel 25, an outlet of the first air outlet channel 25 is connected to an inlet of the second air outlet channel 26, and an outlet of the second air outlet channel 26 is connected to the suction nozzle 21. The cavity between the second air outlet channel 26 and the shell of the cartridge 2 is the tobacco tar bin 24.

As shown in fig. 2 and 7, in an embodiment, a cartridge air inlet 221 is disposed on the metal bottom cover 22, the second air inlet channel 472 is communicated with the air outlet channel through the cartridge air inlet 221, and external air enters the cartridge 2 through the second air inlet channel 472, so that the external air drives smoke to flow out of the suction nozzle 21.

When a user draws the electronic cigarette, external air enters from the air inlet 3, flows through the third air inlet channel 5, and passes through the second air inlet channel 472, so that a pressure difference is formed between the third air inlet channel 5 and the second air inlet channel 472, and the air pressure sensor 44 is activated to trigger the atomizer 28 in the cigarette cartridge 2 to heat the cigarette oil to generate smoke. The external air enters the inside of the cartridge 2 through the cartridge air inlet 221, and carries the smoke generated by the atomizer 28 to sequentially pass through the first air outlet channel 25 and the second air outlet channel 26, and flows out from the suction nozzle 21, so that a suction process is completed.

Therefore, when the air pressure sensor 44 detects the pressure, the circulation process of the outside air is sequentially: an intake port 3, a third intake passage 5, a second intake passage 472, a first communicating passage 473, a first intake passage 46, a second communicating passage 451.

The circulation process of the smoke suction is as follows: the air inlet 3, the third air inlet channel 5, the second air inlet channel 472, the smoke cartridge air inlet 221, the first air outlet channel 25, the second air outlet channel 26 and the suction nozzle 21, when the sucked air reaches the first air outlet channel 25, the sucked air flows together with the smoke generated by the atomizer 28, so that the smoke flows out of the suction nozzle 21 and is sucked into the mouth of the user.

As shown in fig. 9, in an embodiment, the electronic cigarette includes a first PIN 48 disposed on the host bracket 41 and a second PIN 27 disposed in the cartridge 2, and the main board 43 and the atomizer 28 are electrically connected through the first PIN 48 and the second PIN 27.

In an embodiment, the metal bottom cover 22 is provided with a spring plate 23, the metal bottom cover 22 is provided with a first PIN through hole 222, the host sealing boot body 471 is provided with a second PIN through hole 476, a first end of the first PIN 48 is connected to the motherboard 43, and a second end of the first PIN 48 sequentially passes through the second PIN through hole 476 and the first PIN through hole 222 and then contacts with the spring plate 23. The first end of second PIN needle 27 with shell fragment 23 contact, the second end of second PIN needle 27 with the bottom contact of atomizer 28, after triggering baroceptor 44, mainboard 43 control atomizer 28 heats the tobacco tar and produces smog.

Preferably, the elastic sheet 23 is a metal elastic sheet, and can realize the electrical connection between the first PIN 48 and the second PIN 27.

As shown in fig. 4, in an embodiment, the host bracket assembly 4 further includes a magnetic member 49 disposed on the host bracket 41, and the magnetic member 49 is magnetically connected to the metal bottom cover 22.

As shown in fig. 5 and 9, in an embodiment, a magnet through hole 477 is disposed on the main sealing boot body 471, when the cartridge 2 is inserted into the main housing 1, the magnetic attraction member 49 penetrates through the magnet through hole 477 to be magnetically connected with the metal bottom cover 22 of the cartridge 2, and the cartridge 2 is tightly pressed against the main sealing boot 47 under the magnetic attraction force of the magnetic attraction member 49 and the metal bottom cover 22.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An electronic cigarette, characterized in that it comprises a host shell, a cartridge and a host bracket assembly installed in the host shell, the cartridge is plugged on the host shell, and the host shell is connected to the cartridge. There is an air inlet between them;

The host support assembly includes a host support, a main board, an air pressure sensor, a battery and a host sealing sleeve; the host sealing sleeve and the main board are mounted on the host support, and the pod is inserted into one end of the host shell and abuts against the main engine sealing sleeve; the main engine bracket is provided with a first air intake channel, the air pressure sensor is installed on the main board, and the air pressure sensor is located at the outlet of the first air intake channel;

A second air intake channel for changing the pressure difference between the air intake port and the first air intake channel is provided on the main engine sealing sleeve, the air intake port, the second air intake channel and the The first air intake passages are connected in sequence, the air pressure sensor is used to detect the air pressure in the first air intake passage, and the air pressure sensor and the cartridge are respectively electrically connected to the main board.

2. The electronic cigarette according to claim 1, wherein the cross section at the entrance of the second air intake channel is square, circular, oval or trapezoidal, and the size of the square cross section is (0.6-2.0 mm)×1mm.

3. The electronic cigarette according to claim 1, wherein the main body sealing sleeve comprises a main body sealing sleeve body, and the main body sealing sleeve body is provided with a first penetrating through the main body sealing sleeve body along its thickness direction. A communication channel, the outlet of the second intake channel is communicated with the inlet of the first intake channel through the first communication channel.

4. The electronic cigarette according to claim 1, wherein a third air intake passage is provided between the cartridge and the inner wall of the main body casing, and an inlet of the third air intake passage is connected to the inlet. an air port, the outlet of the third air intake passage is connected to the inlet of the second air intake passage.

5. The electronic cigarette according to claim 3, wherein the main body sealing sleeve further comprises a protruding portion disposed on the main body sealing sleeve body facing the side surface of the main body bracket, and the main body support A recessed portion is provided, and the protruding portion is inserted and matched with the recessed portion.

6 . The electronic cigarette according to claim 1 , wherein the electronic cigarette further comprises a sensor sealing sleeve mounted on the main board, and a space for accommodating the sensor is formed between the main board and the sensor sealing sleeve. 7 . In the cavity of the air pressure sensor, the sensor sealing sleeve is provided with a second communication channel, and the second communication channel is connected with the outlet of the first air intake channel.

7. The electronic cigarette according to claim 1, characterized in that, the electronic cigarette further comprises a first PIN needle arranged on the mainframe support and a second PIN needle arranged in the cartridge, the The cartridge includes an atomizer for generating smoke, and the main board and the atomizer are electrically connected through the first PIN pin and the second PIN pin.

8 . The electronic cigarette according to claim 7 , wherein the cartridge further comprises a suction nozzle, a metal bottom cover and an e-liquid chamber, the e-liquid chamber is connected to the atomizer, and the cartridge An air outlet channel is provided, and the smoke generated by the atomizer flows out from the suction nozzle through the air outlet channel.

9 . The electronic cigarette according to claim 8 , wherein a cartridge air inlet is provided on the metal bottom cover, and the second air inlet passage and the air outlet passage pass through the cartridge air inlet. 10 . communicated, and external air enters the cartridge through the second air intake passage, so that the external air drives the smoke to flow out from the suction nozzle.

10 . The electronic cigarette according to claim 8 , wherein the main body bracket assembly further comprises a magnetic attraction piece disposed on the main body bracket, and the magnetic attraction piece is magnetically connected with the metal bottom cover. 11 .