CN212754255U

CN212754255U - Cigarette bullet and electron cigarette

Info

Publication number: CN212754255U
Application number: CN202021511948.0U
Authority: CN
Inventors: 何智安
Original assignee: Dongguan Alpha Electronic Technology Co ltd; Shenzhen Everwin Precision Technology Co Ltd
Current assignee: Dongguan Alpha Electronic Technology Co ltd; Shenzhen Everwin Precision Technology Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-23
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a cigarette bullet, including the cigarette bullet pipe that is equipped with flue and stock solution chamber, pack into in the cigarette bullet pipe and seal the closing body in stock solution chamber, install in atomizing core in the closing body and with the base of cigarette bullet pipe fixing, the closing body includes that closing member and shaping or cover are located sealing member on the closing member, the closing member includes the blind end, certainly the blind end downwardly extending forms hold the end, run through the blind end extends to hold the oil duct of end and with the air flue that the runner separation set up, the horizontal outside of closing member is equipped with the equilibrium gas groove, intercommunication in the upper and lower direction has been seted up respectively in the horizontal outside of sealing member the air gap in equilibrium gas groove, the stock solution chamber passes through air gap and equilibrium gas groove intercommunication to atomizing chamber or air flue. This application can effectively keep the atmospheric pressure balance in the stock solution intracavity.

Description

Cigarette bullet and electron cigarette

Technical Field

The utility model relates to an electron cigarette field especially relates to a cigarette bullet and electron cigarette.

Background

The patent application No. 201811033876.0 of the people's republic of China discloses an atomizer and an electronic cigarette, which comprises an atomizing core, a first plastic part and a second plastic part which are used for assembling the atomizing core, a shell which is sleeved outside the first plastic part, and a cover body which is buckled with the shell and covers the second plastic part. The atomizing core and the first plastic part are clamped with a first sealing part, and the periphery of the first plastic part and the shell are clamped with a second sealing part. Still be equipped with the gas pocket on the first plastic part, the casing be equipped with the air flue of gas pocket UNICOM, the gas pocket with the air flue is mutual butt joint and is held the third sealing member each other. The first, second and third seals are provided to prevent the leakage of soot from the housing.

The atomizing core is including the atomizing face of the oil absorption face of intercommunication stock solution chamber and intercommunication air flue, the oil groove has been seted up to the sepage face, the oil groove is certainly the sunken formation of oil absorption face, and the oil groove is not enough with the contact surface of tobacco tar, and when the electron cigarette was invertd, the tobacco tar left the oil groove can cause the tobacco tar infiltration during return suction in the twinkling of an eye the atomizing face is not enough, causes the fog not enough or burns the burnt problem. Meanwhile, the liquid storage cavity is in a sealed state, when the tobacco tar is gradually reduced, the liquid storage cavity is possibly in a negative pressure state, and the inverted tobacco tar cannot permeate the atomizing core; or due to the influence of temperature, humidity, air pressure and the like, the pressure intensity of the liquid storage cavity is overlarge due to the vaporization of the part of the tobacco tar in the liquid storage cavity, and finally the tobacco tar can completely permeate the atomizing core to cause the oil leakage condition.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a cigarette bullet and electron cigarette with can keep liquid storage cavity internal gas pressure balance.

In order to solve the technical problem, the application provides a cartridge, which comprises a cartridge tube provided with a flue and a liquid storage cavity, a closing body which is arranged in the cartridge tube and closes the liquid storage cavity, an atomizing core which is arranged in the closing body, and a base which is fixedly fixed with the cartridge tube, wherein the closing body comprises a closing part and a sealing part which is formed or sleeved on the closing part, the closing part comprises a closed end, a containing end which is formed by downwards extending from the closed end, an oil duct which penetrates through the closed end and extends to the containing end, and an air passage which is separated from the flow passage, the sealing part comprises an atomizing core mounting cavity which is formed in the containing end and a sealing ring which is formed at the periphery of the closed end and the containing end of the closing part, the atomizing core is fixedly arranged in the atomizing core mounting cavity, and the atomizing core comprises a liquid seepage surface and an atomizing surface which are communicated with the liquid storage cavity through the oil, the atomizing face lower extreme is equipped with the atomizing chamber, the horizontal outside of closure member is equipped with the balanced gas groove, the horizontal outside of sealing ring is seted up respectively and is fed through on the upper and lower direction the air gap in balanced gas groove, the stock solution chamber passes through air gap and balanced gas groove intercommunication are to atomizing chamber or air flue.

Preferably, the balance air groove comprises a plurality of first air grooves which are formed in a vertical direction in a distributed mode and are communicated with each other, and a pair of second air grooves and a pair of third air grooves which are respectively communicated with the first air grooves on the upper side and the lower side, first air gaps communicated with the second air grooves are respectively arranged on the two transverse sides of the upper end of the sealing ring, second air gaps communicated with the third air grooves are respectively arranged on the two transverse sides of the lower end of the sealing element, the first air gaps are communicated with the liquid storage cavity, and the second air gaps are communicated with the air passage or the atomizing cavity.

Preferably, the depth and the width of the first and the second air gaps change along with the viscosity of the tobacco tar, and the air pressure balance in the liquid storage cavity is smoothly kept through the adaptive adjustment of the depth and the width, and the tobacco tar cannot leak from the first and the second air gaps.

Preferably, the first and second air gaps have a depth of between 0.05 and 0.1mm and a width of between 1 and 2mm, the depth and width of the first and second air gaps becoming smaller after the closing body is inserted into the cartridge tube.

Preferably, the first air groove comprises a plurality of strip-shaped grooves formed by extending along the transverse outer side surface of the closing part and vertical grooves communicated with two adjacent strip-shaped grooves at one transverse end, and the vertical grooves are arranged in a staggered mode in the longitudinal direction, so that the two adjacent vertical grooves are respectively located at two ends of the longitudinal direction.

Preferably, the infiltration liquid face undercut of atomizing core is formed with the oil groove, be equipped with the heater on the atomizing face, the atomizing core adopts porous ceramic material to make, the atomizing core fires the back, the atomizing core is followed the infiltration liquid face extremely the atomizing face is formed with a plurality of capillary structures, the protrusion upwards is formed with the projection in the oil groove, the projection is in the face of be equipped with the inclined plane on the periphery wall of oil groove.

Preferably, an oil groove wall is formed around the oil groove, a first inclined surface is formed on a side surface of the oil groove wall facing the oil groove, the inclined surface of the convex pillar facing the outer circumferential wall of the oil groove is a second inclined surface, a top surface of the convex pillar is higher than a top surface of the oil groove wall, and an inclination of the second inclined surface is greater than an inclination of the first inclined surface.

Preferably, the oil groove is in the second inclined plane periphery intercommunication of projection, just the width of oil groove vertical both sides is less than the width of oil groove horizontal both sides.

Preferably, a notch is formed in the middle of the accommodating end of the closing piece, a conductive column connected with a power supply is arranged on the base, the conductive column abuts against the lower surface of the atomizing core to provide support for the atomizing core, the upper portion of the base abuts against the lower portion of the accommodating end, the base is fixed with the cartridge tube, the cartridge tube comprises a tube body, first buckling portions are arranged on two transverse sides of the bottom of the tube body, and second buckling portions buckled with the first buckling portions are arranged on two transverse sides of the base.

Preferably, the air passage includes a butt air passage penetrating the top end of the closed end, a longitudinal air passage longitudinally penetrating the closed end and communicating with the butt air passage, and an outer air passage extending from the outer edge of the longitudinal air passage to the accommodating end, the sealing member further includes a third sealing portion formed at the closed end, the third sealing portion includes a second sealing ring formed at the periphery of the closed end and a third sealing ring formed at the inner side of the butt air passage, the second sealing ring is clamped between the inner wall surface of the tube body and the outer side surface of the closed end, the third sealing ring is clamped between the inner wall surface of the butt air passage and the outer side surface of the free end of the flue, the sealing member further includes a first sealing ring formed at the accommodating end and a second sealing portion integrally formed with the first sealing ring and the second sealing ring and extending along the outer side surface of the sealing member, the cavity wall of the vertical one side of atomizing core installation cavity corresponds the sunken passageway that forms in the below of outside air flue, the top of sunken passageway is run through and is formed the perforation, atomizing chamber intercommunication the perforation, sunken passageway, outside air flue, vertical air flue and butt joint air flue constitute the air flue, the second sealing is right perforation, sunken passageway, outside air flue and the vertical air flue of air flue are independently sealed, pollute when avoiding the oil leak to appear in the third sealing ring the air flue.

In order to solve the technical problem, the application further provides an electronic cigarette which comprises the cigarette cartridge.

This application cigarette bullet is through setting up at least one balance gas groove in the outside of closure piece, and wrap up in set up the intercommunication on the outer sealing piece of closure piece the air gap in balance gas groove makes the stock solution chamber passes through balance gas groove and air gap intercommunication to air flue or external in order to balance the inside pressure in stock solution chamber makes it is balanced to keep atmospheric pressure in the stock solution chamber, avoids negative pressure to lead to the unable infiltration atomizing core of tobacco tar or the condition that the high atmospheric pressure leads to the oil leak to take place.

Drawings

FIG. 1 is a perspective view of a cartridge of the present application;

FIG. 2 is an exploded perspective view of the present application with the smoke cartridge tube removed;

figure 3 is a perspective view of a closure for a cartridge according to the present application;

figure 4 is a perspective view of a seal of a cartridge of the present application;

figure 5 is a perspective view of another angle of the seal of the cartridge of the present application;

FIG. 6 is an assembled bottom perspective view of the closure of the cartridge of the present application;

FIG. 7 is a perspective assembly view from the front side of the enclosure of the cartridge of the present application;

FIG. 8 is a perspective assembly view from the right side of the enclosure of the cartridge of the present application;

FIG. 9 is a cross-sectional view taken along the line C-C shown in FIG. 6;

FIG. 10 is a cross-sectional view taken along the line D-D of FIG. 6;

figure 11 is a perspective view of an atomizing core of a cartridge of the present application;

figure 12 is a perspective view of another angle of the atomizing core of the cartridge of the present application;

FIG. 13 is a cross-sectional view taken along the line E-E in FIG. 11;

figure 14 is a perspective view of the base of the cartridge of the present application;

figure 15 is a perspective view of a cartridge tube of a cartridge of the present application;

FIG. 16 is a cross-sectional view taken along the dashed line F-F in FIG. 12;

figure 17 is a perspective view of the mouthpiece of the cartridge of the present application;

figure 18 is a perspective view of another angle of the mouthpiece of the cartridge of the present application;

figure 19 is a perspective view of the mouthpiece of the cartridge of the present application with an absorbent member assembled;

FIG. 20 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 21 is a sectional view taken along the line B-B shown in fig. 1.

The meaning of the reference symbols in the drawings is:

a cartridge tube-10; a tube body-11; a liquid storage cavity-12; a flue-13; a flue tube-131; an insert-portion-132; smoke hole-133; a first latch portion-14; a mating portion-15; a positioning column-151; -a suction chamber-152; a suction nozzle-20; top-21; an insertion section-22; suction hole-23; adsorption space-24; positioning hole-25; an absorbent member-26; an atomizing core-30; seepage surface-31; atomizing surface-32; a heating wire-33; an oil sump-34; bottom surface-341; an oil sump wall-342; a first bevel-343; a convex column-35; second bevel-351; a closure-40; a closed end-41; a containment terminal-42; a groove-421; -43, an oil passage; gap-44; a resisting portion-441; a step-442; a support wall-443; an air passage-45; a longitudinal air passage-451; a lateral airway-452; a docking airway-453; a balance gas tank-49; a first gas tank-491; a second gas cell-492; a third gas tank-493; a seal-60; a first seal portion-61; an atomizing core mounting cavity-611; a first seal ring-612; a perforation-613; recessed channel-614; a second air gap-619; a second seal portion-62; a third seal portion-63; a second seal ring-631; an oil inlet hole-632; a third seal ring-633; a chamfer face-638; a first air gap-639; a base-50; a seat body-51; an extension-52; a second latch portion-53; an air intake-54; a conductive post-55; atomizing chamber-80.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

In the present application, the X direction shown in fig. 1 is the left-right direction (lateral direction), the Y direction is the front-back direction (longitudinal direction), and the Z direction is the up-down direction (vertical direction).

Referring to fig. 1 to 21, the cartridge of the present application includes a cartridge tube 10 having a flue 13 and a liquid storage cavity 12, a sealing body installed in the cartridge tube 10 and sealing the liquid storage cavity 12, an atomizing core 30 installed in the sealing body, a base 50 fixed to the cartridge tube 10, and a suction nozzle 20 installed at a top end of the cartridge tube 10.

Referring to fig. 14 to 21, the smoke and bullet tube 10 includes a tube 11, a liquid storage cavity 12 located in the tube 11, a flue 13 disposed in the tube 11 and penetrating up and down, a matching portion 15 disposed on the top of the tube 11, and first fastening portions 14 disposed on two sides of the bottom of the tube 11. The flue 13 includes a flue pipe 131 extending from the top of the pipe 11 into the liquid storage chamber 12, a flue hole 133 formed in the middle of the flue pipe 131, and an insertion portion 132 formed at the bottom of the flue pipe 131. The outer diameter of the insertion portion 132 is smaller than the outer diameter of the flue pipe 131. The both sides of cooperation portion 15 are equipped with reference column 151 and are located imbibition chamber 152 of flue 13 top position department, the cigarette hole 133 at the top of flue 13 is the horn structure. Preferably, the flue 13 is located in the middle of the liquid storage chamber 12; in specific implementation, the flue 13 can also be arranged on one side or two sides of the liquid storage cavity 12.

Referring to fig. 17 to 19, the mouthpiece 20 includes a top portion 21, an insertion portion 22 formed to extend downward from the top portion 21, and a suction hole 23 penetrating the top portion 21 and the insertion portion 22 and communicating with the smoke hole 133. Positioning holes 25 are formed in the two sides of the placing part 22 corresponding to the positioning columns 151, and an adsorption space 24 is formed on the periphery of the adsorption hole 23. The adsorption space 24 is provided with an adsorption part 26 therein, the adsorption part 26 is arranged around the periphery of the suction hole 23, and the adsorption part 26 is communicated with the smoke hole 133.

The adsorption piece 26 is made of a high polymer fiber material and has strong water vapor adsorption capacity; when assembling, the insertion portion 22 of the suction nozzle 20 is inserted into the liquid suction cavity 152 of the engagement portion 15 at the top end of the tube 11, and the positioning post 151 is inserted into the positioning hole 25 of the suction nozzle 20. When a user draws from the suction nozzle 20, smoke moves up the flue 13 and most of the moisture in the smoke is adsorbed on the adsorbent member 26.

In specific implementation, the absorption member 26 can completely cover the upper portion of the smoke hole 133, so that the smoke can be absorbed by the user only through the absorption member 26, and at this time, the absorption member 26 is required to have a strong permeability to avoid blocking. The suction nozzle is made of food-grade TPE materials and can also be made of other food-grade soft rubber materials.

The application's cigarette bullet sets up cooperation portion 15 through the top at cigarette bullet pipe 10 to set up independent suction nozzle 20 on cooperation portion 15, and set up in the suction nozzle 20 with the absorption piece 26 of flue 13 intercommunication, through most steam in the flue gas is adsorbed to absorption piece 26, avoids the downward sepage that flue 13 interior vapor condensation leads to the tobacco rod in, avoid influencing the electronic equipment of tobacco rod.

Referring to fig. 11 to 13, the atomizing core 30 of the present application includes a liquid permeating surface 31 and an atomizing surface 32 which are communicated with the liquid storage chamber 12. The liquid permeating surface 31 includes an oil groove 34 formed by sinking downward, and the oil groove 34 includes a bottom surface 341, a groove wall 342 formed around the oil groove 34, and a first inclined surface 343 formed on one side of the groove wall 342 close to the bottom surface 341. A convex column 35 is formed in the middle of the bottom 341 of the oil groove 34 in an upward protruding manner, a communication groove (not numbered) is formed between the convex column 35 and the oil groove wall 342, the oil groove 34 is communicated in the 360-degree direction through the communication groove, and the width of the communication groove at the two transverse sides of the convex column 35 is greater than the width of the communication groove at the two longitudinal sides of the convex column 35. A second inclined surface 351 is formed on the outer circumferential surface of the boss 35, and the inclination of the second inclined surface 351 is greater than that of the first inclined surface 343. The upper surface of the stud 35 is higher than the top surface of the oil groove wall 342, increasing the surface area of the second inclined surface 351. First inclined plane 343 with the design of second inclined plane 351 can increase the area of contact of tobacco tar in oozing liquid level 31 and the stock solution chamber 12, increases the viscous oil volume of oozing liquid level 31, avoids when stock solution chamber 12 oil mass is not enough, and the smoking produces the not enough problem of tobacco tar in the atomizing core 30 when the tobacco tar breaks away from oozing liquid level 31.

The bottom of the atomization surface 32 is provided with a heating wire 33, and the heating wire 33 can be embedded in the atomization surface 32 or printed at the bottom of the atomization surface 32. Atomizing core 30 adopts porous ceramic to make, atomizing core 30 is followed ooze liquid level 31 extremely be formed with a plurality of capillary holes between the atomizing surface 32, the tobacco tar in stock solution chamber 12 is followed capillary hole infiltration atomizing surface 32 one side, simultaneously, through liquid tension under the inside and outside atmospheric pressure balanced state in stock solution chamber 12, the tobacco tar can not ooze the lower surface of atomizing surface 32.

This application atomizing core 30 is through sunken formation oil groove 34 in 31 tops of atomizing face, and upwards the protrusion forms projection 35 in the middle of the oil groove 34, encloses and establishes the oil groove wall 342 of oil groove with projection 35 periphery wall design is first, second

inclined plane

343, 351 in order to increase the area of contact of tobacco tar and sepage face 31 and increase the viscous oil volume, avoids the tobacco tar when too little, under the condition of non-vertical placeeing, and the tobacco tar breaks away from the time overlength with sepage face 31, the not enough problem of tobacco tar appears during the suction.

Referring now more particularly to fig. 2-10 and 20, the closure body includes a closure member 40 and a sealing member 60 integrally formed on the closure member 40. The sealing element 40 includes a closed end 41, two accommodating ends 42 formed by extending downward from two lateral sides of the closed end 41, an air passage 45 formed by sinking downward from the middle of the closed end 41, oil passages 43 formed by penetrating the closed end 41 from two lateral sides and communicating below the bottom of the air passage 45, and a notch 44 opened at the accommodating end 42. The notch 44 is open in the longitudinal direction, the blocking portions 441 are formed on two longitudinal sides of the top of the notch, a step portion 442 is further formed on the inner side above the blocking portions 441, and a support wall 443 is formed between the blocking portions 441 and the step portion 442. The air passage 45 includes a butt air passage 453 penetrating the closed end 41 in a vertical direction, a longitudinal air passage 451 penetrating the closed end 41 in a longitudinal direction, and an outer air passage 452 formed by extending downward from an end edge of the longitudinal air passage 451 along an outer wall surface of the closed end 41. The bottom periphery of the receiving end 42 is formed with a groove 421. The two lateral sides of the sealing element 40 are opened with balance air grooves 49, and the balance air grooves 49 include a plurality of first air grooves 491 distributed and formed in the vertical direction and communicated with each other, and a pair of second air grooves 492 and a pair of third air grooves 493 respectively communicated with the first air grooves 491 on the upper and lower sides. The first air groove 491 includes a plurality of strip-shaped grooves (not numbered) formed by extending along the lateral outer side of the closing member 40 and two adjacent strip-shaped grooves communicated with each other at one lateral end, and the vertical grooves are arranged in a staggered manner in the longitudinal direction, so that the two adjacent vertical grooves are respectively located at two ends of the longitudinal direction. The second and

third air grooves

492, 493 are respectively communicated with the upper and lower ends of the first air groove 491 at both longitudinal sides.

The seal 60 is integrally formed on the closure 40. The sealing member 60 includes a first sealing portion 61 formed on the outer periphery of the receiving end 42, a second sealing portion 62 formed by extending from the first sealing portion 61 toward the closed end 41, and a third sealing portion 63 formed on the outer periphery of the top of the closed end 41 and integrally connected with the second sealing portion 62. The first sealing portion 61 includes a first sealing ring 612 integrally formed around the accommodating end 42 and the periphery of the gap 44, and an atomizing core mounting cavity 611 formed on the bottom surface of the resisting portion 441 of the gap 44 and the inner side surface of the accommodating end 42. The outer surface of the side wall of the atomizing core mounting cavity 611 corresponding to the outer air passage 452 is recessed inwards to form a recessed channel 614 communicated with the outer air passage 452, and the lower end of the recessed channel 614 penetrates through the side wall of the atomizing core mounting cavity 611 to form a through hole 613. The through hole 613, the concave channel 614, the outer air passage 452, the longitudinal air passage 451 and the butt air passage 453 together constitute the air passage 45.

The second sealing portions 62 are disposed on two sides of each of the outer air passage 452, the recessed channel 614, and the through hole 613, that is, the outer air passage 452, the recessed channel 614, and the through hole 613 are located between the two second sealing portions 62.

The third sealing portion 63 includes a second sealing ring 631 integrally formed on the outer periphery of the closed end 41, a third sealing ring 633 integrally formed on the inner wall surface of the docking air channel 453, and an oil inlet 632 formed corresponding to the oil passage 43.

The atomizing core 30 is assembled in the atomizing core mounting cavity 611 of the sealing member 60, and the periphery of the atomizing core 30 is wrapped by the side wall of the atomizing core mounting cavity 611. The atomizing core 30 is located above the perforation 613, an atomizing chamber 80 is formed below the atomizing core 30, and the perforation 613 is communicated with the atomizing chamber 80. The upper edges of the two longitudinal sides of the atomizing core 30 are abutted by the step 442 to prevent the atomizing core 30 from moving upwards, the two transverse sides of the atomizing core 30 abut on the inner wall surface of the accommodating end 42, the atomizing core installation cavity 611 of the sealing member 60 is at least partially formed inside the supporting wall surface 443, the two longitudinal sides of the atomizing core 30 are clamped between the supporting wall surfaces 443, and the outer wall of the atomizing core installation cavity 611 is spaced between the supporting wall surfaces 443 and the atomizing core 30 for sealing.

First air gaps 639 communicating with the second air grooves 492 are respectively arranged on two lateral sides of the third sealing portion 63 of the sealing member 60, a chamfered surface 638 is formed on the top outer periphery of the third sealing portion 63, and the first air gaps 639 vertically penetrate through the first air gaps 639 on the outer side. The bottom of the first sealing portion 61 of the sealing member 60 is opened with a second air gap 619 for communicating the third air groove 493 with the air passage 45 or the through hole 613. In this way, the liquid storage cavity 12 is communicated to the air passage 45 through the first air gap 639 via the air groove 49 and the second air gap 619, so that the air pressure in the liquid storage cavity 12 is balanced with the outside.

The depth and the width of the first and

second air gaps

639, 619 are changed along with the viscosity of the tobacco tar, and the smooth airflow is achieved through the adaptive adjustment of the depth and the width, and the tobacco tar cannot leak from the first and

second air gaps

639, 619. Specifically, the first and

second air gaps

639, 619 have a depth of between 0.05-0.1mm and the first and

second air gaps

639, 619 have a width of between 1-2 mm. The depth and width are values in an initial state where the sealing member 60 is not pressed into the cartridge tube 10, and after the sealing member 60 and the sealing member 40 are pressed into the cartridge tube 10, the sealing member 60 is made of an elastic sealing material and is deformed by compression, and in a compression operation state, the final depth and width are smaller than the initial values. Thus, the tobacco tar is ensured not to be leaked, and the air pressure in the liquid storage cavity 12 is kept balanced.

This application cigarette bullet is through setting up at least one balanced gas groove 49 in the outside of closing member 40 to wrap up in set up the intercommunication on the outer sealing member 60 of closing member 40 the air gap 639 of

balanced gas groove

49, 619, make stock solution chamber 12 passes through balanced gas groove 49 and

air gap

639, 619 communicate to air flue 45 or external in order to balance the inside pressure of stock solution chamber 12 makes keep atmospheric pressure balanced in the stock solution chamber 12, avoid negative atmospheric pressure to lead to the unable infiltration atomizing core 30 of tobacco tar or the condition that the high atmospheric pressure leads to the oil leak to take place.

Referring to fig. 2, 11 to 13, the liquid-permeable surface 31 of the atomizing core 30 is exposed to the oil channel 43 and contacts with the tobacco tar in the oil channel 43, and the atomizing surface 32 is located above the atomizing chamber 80.

The closing body is inserted from the bottom of the cartridge tube 10, and after the insertion, the insertion portion 133 of the free end of the flue 13 is inserted into the abutting air passage 453 of the closing body 40 and seals the third sealing ring 633 of the sealing member 60 with the inner wall surface of the abutting air passage 453. The first and second sealing rings 612 and 631 respectively press the inner wall surface of the tube body 11 of the cartridge tube 10 to form a double sealing structure, and the second sealing portion 62 presses the inner wall surface of the tube body 11 to independently seal the air passage 45.

The tobacco tar stored in the reservoir chamber 12 enters the oil passage 43 of the sealing member 40 through the oil inlet 632 of the sealing member 60, so that the tobacco tar sufficiently contacts the liquid permeating surface 31 of the atomizing core 30 located below the oil passage 43. When the flue 45 inhales in the flue 13, the flue gas atomized by the atomizing cavity 80 sequentially passes through the perforation 613, the recessed channel 614, the outer flue 452 and the longitudinal flue 451, and finally enters the flue 13 through the butt flue 453 to be sucked out.

When the sealing member 60 is injection-molded, the first and

third sealing portions

61 and 63 are integrally connected to each other by the second sealing portion 62.

The sealing element 60 is integrally formed on the sealing element 40 by the closing body of the application, so that the sealing ring does not need to be assembled independently, and the automatic assembly can be easily realized. The sealing member 60 forms a first and a

second sealing ring

612, 631 at the closed end 41 and the receiving end 42 of the sealing member 40, respectively, the second sealing ring 631 directly contacts the liquid storage chamber 12 as a first sealing line, and the air channel 45 between the first and the second sealing rings 612, 631 is independently sealed by the second sealing portion 62, so that the air channel 45 is not polluted even if the smoke oil seeps out of the second sealing ring 631.

With continued reference to fig. 2, 14 and 20, the base 50 includes a seat 51 and an extension 52 extending upward from the seat 51 and inserted into the smoke cartridge tube 10. The extending portion 52 has second fastening portions 53 at two lateral ends thereof for fastening with the first fastening portions 14 at two lateral sides of the body 11 of the cartridge tube 10, and the first and

second fastening portions

14, 53 may be respectively configured as a fastening hole and a fastening block. The base 50 is further integrally formed with at least a pair of conductive posts 55 and an air inlet 54 penetrating the base 50 and communicating with the atomizing chamber 80. A pair of conductive posts 55 are electrically pressed on two ends of the heating wire 33 respectively to transmit electric energy to heat the heating wire 33. The conductive post 55 may be an elastic contact member, and is abutted against the heating wire 33 with elastic force, and provides a certain support for the atomizing core 30, so as to prevent the atomizing core 30 from moving downward and falling off under the action of strong external force.

Referring to fig. 1 to 21, the method for automatically assembling the cartridge of the present application includes:

s01, providing the cigarette bullet tube 10, and enabling the cigarette bullet tube 10 to pass through an automatic diversion line to enable the cigarette bullet tube 10 to be in an inverted state;

s02, injecting tobacco tar into the liquid storage cavity 12 of the tobacco bomb tube 10; at this time, the tobacco tar to be filled cannot exceed the insertion portion 133 of the flue 13;

s03, providing a closing body, and automatically pressing the closing body into the smoke bomb tube 10 to close the periphery of the liquid storage cavity 12 and the space between the liquid storage cavity 12 and the flue 13; an atomizing core mounting cavity 611 is formed at one end of the closing body, which is far away from the liquid storage cavity 12; the enclosed body is provided with an oil passage 43 and a flue 45 which are independent of each other.

In this step, the closing body includes a closing member 40 and a sealing member 60 integrally formed on the closing member 40, and the structures of the closing member 40 and the sealing member 60 are described in detail above and will not be described again here.

S04, providing an atomizing core 30, and automatically pressing the atomizing core 30 into the atomizing core installation cavity 611, wherein the atomizing core 30 finally closes the oil passage 43 in the enclosure;

s05, providing the base 50 formed with the conductive post 55, and automatically pressing the base 50 into the bottom of the smoke cartridge tube 10, so that the base 50 is fastened and fixed on the smoke cartridge tube 10, the top end of the base 50 abuts against the bottom of the closed body, and the conductive post 55 is electrically contacted with the atomizing core 30 upward.

According to the sealing body of the cigarette bullet, the sealing part 40 and the sealing part are integrally formed, so that the defect that manual assembly is needed to arrange a separated sealing ring, and automatic assembly cannot be carried out is avoided; meanwhile, the aerosol cartridge of the present application directly fixes the atomizing core 30 in the atomizing core installation cavity 611 of the closing body, without clamping the atomizing core 30 between the base 50 and the closing body, the bottom of the atomizing core 30 is supported only by the conductive column 55, and the clamping force of the atomizing core 30 comes from the elastic cavity wall of the atomizing core installation cavity 611. Therefore, the closing body, the atomizing core 30 and the base 50 only need to be directly and automatically pressed into the cigarette bullet tube 10 in sequence, the automatic assembly process is simplified, and meanwhile, the number of components is minimized, and the assembly is simpler and more convenient.

The application also provides an electronic cigarette, including the cigarette bullet.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cigarette bullet comprises a cigarette bullet tube provided with a flue and a liquid storage cavity, a closing body which is arranged in the cigarette bullet tube and closes the liquid storage cavity, an atomizing core which is arranged in the closing body and a base which is fixedly fixed with the cigarette bullet tube, wherein the closing body comprises a closing part and a sealing part which is formed or sleeved on the closing part, the closing part comprises a closed end, a containing end which is formed by extending downwards from the closed end, an oil duct which penetrates through the closed end and extends to the containing end, and an air duct which is arranged separately from the oil duct, the sealing part comprises an atomizing core mounting cavity which is formed in the containing end and a sealing ring which is formed at the periphery of the closed end and the containing end of the closing part, the atomizing core is fixedly arranged in the atomizing core mounting cavity, the atomizing core comprises a liquid seepage surface and an atomizing surface which are communicated with the liquid storage cavity through the oil duct, and the lower end of the, the liquid storage device is characterized in that a balance air groove is formed in the transverse outer side of the sealing piece, air gaps communicated with the balance air groove in the vertical direction are formed in the transverse outer side of the sealing ring respectively, and the liquid storage cavity is communicated with the balance air groove through the air gaps to the atomization cavity or the air passage.

2. The cartridge of claim 1, wherein the balance air grooves include a plurality of first air grooves formed in a vertical direction and communicating with each other, and a pair of second air grooves and a pair of third air grooves communicating with the first air grooves on the upper and lower sides, respectively, the first air gaps communicating with the second air grooves are formed on the upper end of the sealing ring on both lateral sides, the second air gaps communicating with the third air grooves are formed on the lower end of the sealing ring on both lateral sides, respectively, the first air gaps communicate with the reservoir chamber, and the second air gaps communicate with the air passage or the atomizing chamber.

3. The cartridge of claim 1, wherein the depth and width of the first and second air gaps vary with the viscosity of the tobacco tar, and the air pressure in the liquid storage chamber is smoothly balanced by the adaptive adjustment of the depth and width, and the tobacco tar cannot leak from the first and second air gaps.

4. The cartridge of claim 3, wherein the first and second air gaps have a depth of between 0.05 mm and 0.1mm and a width of between 1mm and 2mm, the depth and width of the first and second air gaps becoming smaller after the closing body is inserted into the cartridge tube.

5. The cartridge of claim 2, wherein the first air slot comprises a plurality of strip-shaped slots extending along the lateral outer side of the closing member and a vertical slot communicating with two adjacent strip-shaped slots at one lateral end, and the vertical slots are arranged in a staggered manner in the longitudinal direction so that two adjacent vertical slots are respectively located at two ends in the longitudinal direction.

6. The cartridge according to claim 1, wherein the liquid-permeable surface of the atomizing core is recessed downward to form an oil groove, the atomizing surface is provided with a heating wire, the atomizing core is made of porous ceramic material, after the atomizing core is fired, the atomizing core forms a plurality of capillary hole structures from the liquid-permeable surface to the atomizing surface, the oil groove is internally provided with a convex column which protrudes upward, and the convex column is provided with an inclined surface facing the outer peripheral wall of the oil groove.

7. The cartridge according to claim 6, wherein an oil groove wall is formed around the outer periphery of the oil groove, a side surface of the oil groove wall facing the oil groove is formed with a first inclined surface, the inclined surface of the boss facing the outer peripheral wall of the oil groove is a second inclined surface, a top surface of the boss is higher than a top surface of the oil groove wall, and an inclination of the second inclined surface is greater than an inclination of the first inclined surface.

8. The cartridge of claim 7, wherein the oil groove communicates at the periphery of the second inclined surface of the boss, and the width of both longitudinal sides of the oil groove is smaller than the width of both lateral sides of the oil groove.

9. The cartridge according to claim 1, wherein a gap is formed in the middle of the receiving end of the sealing member, a conductive post connected to a power supply is provided on the base, the conductive post abuts against the lower surface of the atomizing core to provide support for the atomizing core, the upper portion of the base abuts against the lower portion of the receiving end, the base is fixed to the cartridge tube, the cartridge tube includes a tube body, first locking portions are provided on two lateral sides of the bottom of the tube body, and second locking portions which are locked with the first locking portions are provided on two lateral sides of the base.

10. The cartridge of claim 9, wherein the air channel includes a docking air channel extending through a top end of the closed end, a longitudinal air channel extending longitudinally through the closed end and communicating with the docking air channel, and an outer air channel extending from an outer edge of the longitudinal air channel toward the receiving end, the seal further includes a third sealing portion formed at the closed end, the third sealing portion includes a second sealing ring formed at an outer periphery of the closed end and a third sealing ring formed at an inner side of the docking air channel, the second sealing ring is sandwiched between an inner wall surface of the tube body and an outer side surface of the closed end, the third sealing ring is sandwiched between the inner wall surface of the docking air channel and an outer side surface of the free end of the flue, the seal further includes a first sealing ring formed at the receiving end and a second sealing portion formed integrally with the first sealing ring and the second sealing ring and extending along an outer side surface of the seal, the cavity wall of the vertical one side of atomizing core installation cavity corresponds the sunken passageway that forms in the below of outside air flue, the top of sunken passageway is run through and is formed the perforation, atomizing chamber intercommunication the perforation, sunken passageway, outside air flue, vertical air flue and butt joint air flue constitute the air flue, the second sealing is right perforation, sunken passageway, outside air flue and the vertical air flue of air flue are independently sealed, pollute when avoiding the oil leak to appear in the third sealing ring the air flue.

11. An electronic cigarette, comprising a cartridge according to any one of claims 1-10.