CN110547518B

CN110547518B - Electronic cigarette

Info

Publication number: CN110547518B
Application number: CN201910956262.8A
Authority: CN
Inventors: 吴垠; 周京京; 钟德坤; 张磊; 舒培
Original assignee: Changzhou Weitu Fluid Technology Co ltd
Current assignee: Changzhou Weitu Fluid Technology Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2024-04-09
Anticipated expiration: 2039-10-10
Also published as: CN110547518A

Abstract

The invention relates to the technical field of electronic cigarette equipment, and provides an electronic cigarette, which aims to solve the problem of reduced oil supply caused by the existence of air in an oil supply system of the existing electronic cigarette, and comprises the following components: comprising the following steps: tobacco body, oil crusty pancake, exhaust apparatus, micropump subassembly, piezoelectricity oscillator and atomizer subassembly, oil crusty pancake includes: the flexible diaphragm is arranged in the oil crusty pancake body and the oil crusty pancake cover plate, and when the oil crusty pancake is installed in the installation groove, the side wall of the installation groove extrudes the exhaust device, and part of the exhaust device moves towards the oil crusty pancake to extrude the flexible diaphragm. Through setting up exhaust apparatus at the second opening of oil crusty pancake apron, when installing oil crusty pancake, exhaust apparatus can extrude flexible diaphragm to with the tobacco tar that is arranged in the bin is forced to extrude outflow passageway to micropump groove in, later in the passageway reaches the atomizing groove through annotating, will outflow passageway and annotate the air discharge in the passageway, and then guarantee when inhaling the electron cigarette, solve the less problem of fuel feeding.

Description

Electronic cigarette

Technical Field

The invention relates to the technical field of electronic cigarette equipment, in particular to an electronic cigarette.

Background

The electronic cigarette is a product which is sucked after tobacco tar added with nicotine is changed into steam in an atomization mode. Starting from the first generation of electronic cigarettes with direct mode simulation of the shape of cigarettes, the second generation of electronic cigarettes with the cartridges directly inserted into the atomizer are developed into the third generation of electronic cigarettes with the cartridges of disposable atomizers. Currently, the mainstream electronic cigarette in the market is a disposable cigarette bullet electronic cigarette, namely an independent cigarette bullet electronic cigarette. The independent cartridge electronic cigarette tobacco tar supply mode (hereinafter simply referred to as an oil supply mode) is mainly a passive oil supply mode utilizing a capillary phenomenon and an active oil supply mode using a micropump. Obviously, the active oil supply mode is more controllable and intelligent, and has become a new trend.

However, when air exists in the oil crusty pancake of the existing electronic cigarette, after the air is pumped into the micro pump, the air bubbles generated in the oil supply system can reduce the oil supply amount of the micro pump, even the oil supply capacity fails, and the taste of the electronic cigarette is directly affected, so that the elimination or elimination of the air bubbles in the oil supply system has become a great difficulty.

Disclosure of Invention

The invention provides an electronic cigarette, which aims to solve the problem of reduced oil supply caused by the existence of air in an oil supply system of the existing electronic cigarette.

According to an embodiment of the invention, an electronic cigarette comprises: the cigarette comprises a cigarette body, an oil crusty pancake, an exhaust device, a micropump assembly, a piezoelectric vibrator and an atomizer assembly, wherein an installation groove is formed in the cigarette body, a smoke outlet, a cigarette holder opening and a cigarette stem opening which are communicated with the installation groove are formed in the bottom wall of the installation groove, the oil crusty pancake is installed in the installation groove in a sealing mode, and the oil crusty pancake comprises: the device comprises an oil crusty pancake body and an oil crusty pancake cover plate, wherein an atomization groove and a tobacco tar groove are arranged on one side of the oil crusty pancake body, a micropump groove perpendicular to the opening direction of the atomization groove is arranged on the other side of the oil crusty pancake body, a through runner is arranged along the length direction of the oil crusty pancake body, the through runner is communicated with the atomization groove and the tobacco outlet, an air inlet is arranged on the atomization groove, the air inlet is suitable for being aligned with the tobacco stem opening, an outflow channel communicated with the tobacco tar groove and the micropump groove and an injection channel communicated with the micropump groove and the atomization groove are arranged on the oil crusty pancake body, a flexible diaphragm is arranged in the tobacco tar groove, one side of the flexible diaphragm is connected with the inner peripheral wall of the tobacco tar groove in a matched manner so as to divide the tobacco tar groove into an auxiliary cavity communicated with the opening of the tobacco tar groove and a storage cavity communicated with the outflow channel, the volume of the storage cavity is the same as that of the tobacco tar in the storage cavity, the oil crusty pancake cover plate is suitable for covering the auxiliary cavity on the oil crusty pancake body and the tobacco tar groove, a first opening which is suitable for being aligned with the opening of the cigarette holder and a second opening are arranged on the oil crusty pancake cover plate, the exhaust device is arranged at the second opening, when the oil crusty pancake is arranged in the mounting groove, the side wall of the mounting groove extrudes the exhaust device, part of the exhaust device moves towards the tobacco tar groove to extrude the flexible diaphragm, the micro pump assembly is arranged in the micro pump groove and used for pumping the tobacco tar in the storage cavity into the atomizing groove, the piezoelectric vibrator is positioned at one side of the mounting groove which faces the opening of the micro pump groove and is connected with the micro pump assembly through a connecting piece so as to pump the micro pump assembly, the atomizer assembly is arranged in the atomization groove and used for atomizing tobacco tar.

According to one embodiment of the invention, the micropump assembly comprises: the device comprises a valve plate, a base, a vibration transmission plate and a partition plate, wherein the partition plate is positioned between the valve plate and the vibration transmission plate, the base is in fit with the valve plate, the vibration transmission plate, the partition plate and the valve plate enclose a pump cavity, a flow inlet valve and a flow outlet valve are arranged on the valve plate, a connecting part is arranged on one side, far away from the valve plate, of the vibration transmission plate, a flow inlet and a flow outlet are arranged on the base, the flow inlet and the flow inlet valve are just right set, the flow outlet and the flow outlet valve are just right set, the flow inlet and the flow outlet channel are just right set, the flow outlet and the flow injection channel are just right set, and the pump cavity structure is used for pumping tobacco tar in a storage cavity into an atomization tank under the driving of a piezoelectric vibrator.

According to one embodiment of the invention, the inlet valve and the outlet valve are one-way valves.

According to an embodiment of the present invention, the piezoelectric vibrator includes: the piezoelectric element is arranged in a lamination mode with the base plate, the connecting piece is arranged on the base plate facing the opening of the micropump groove, and the connecting piece is fixedly connected with the connecting portion.

According to one embodiment of the present invention, a buckle assembly is provided between the connecting piece and the connecting portion, and the buckle assembly includes: the clamping groove is suitable for being connected with the clamping buckle in a matched mode, one of the connecting piece and the connecting portion is provided with the clamping groove, and the other of the connecting piece and the connecting portion is provided with the clamping buckle.

According to one embodiment of the invention, the atomizer component is located in the atomizing tank and is in fit connection with the side wall of the atomizing tank so as to be communicated with the injection channel, one end, far away from the injection channel, of the atomizer component is exposed in the atomizing tank, an end face, far away from the injection channel, of the atomizer component forms an atomizing cavity with the residual space of the atomizing tank, and the through runner is communicated with the atomizing cavity.

According to one embodiment of the invention, the atomizer assembly comprises: the atomizer and the sealing piece are arranged between the side face of the atomizer and the inner peripheral wall of the atomizing groove, the sealing piece is used for sealing a gap between the atomizer and the oil crusty pancake body, and one end of the atomizer is tightly attached to the atomizing groove and is communicated with the injection channel.

According to one embodiment of the invention, a connecting area extending along the circumferential direction of the flexible diaphragm is formed at a part of the flexible diaphragm adjacent to the peripheral edge, a matching area is formed at a position of the rigid oil bag corresponding to the connecting area, and the connecting area is connected with the matching area in a sealing way;

the area of the flexible diaphragm is the same as the area of the inner peripheral wall of the tobacco tar groove, which is positioned on one side of the matching area facing the storage cavity.

According to an embodiment of the invention, the exhaust device comprises: the exhaust body is arranged in the second opening, and the exhaust bulge protrudes towards the auxiliary cavity.

According to one embodiment of the invention, the smoke body comprises: the cigarette bullet and tobacco stem, the cigarette bullet includes the cigarette holder, the outlet flue is located on the cigarette holder, the mounting groove includes: the cigarette holder is provided with a first mounting groove and a second mounting groove, the cigarette holder is provided with a second mounting groove, a part of the oil crusty pancake is suitable for being inserted into the first mounting groove, and the other part of the oil crusty pancake is suitable for being inserted into the second mounting groove so as to connect the cigarette cartridge and the cigarette holder.

The invention has the technical effects that: according to the electronic cigarette provided by the embodiment of the invention, the exhaust device is arranged at the second opening of the cover plate of the oil crusty pancake, when the oil crusty pancake is installed, the exhaust device can extrude the flexible diaphragm, so that tobacco tar in the storage cavity is forcedly extruded into the outflow channel to the micropump groove, and then reaches the atomizing groove from the micropump groove through the injection channel, so that air in the outflow channel and the injection channel is exhausted, the problem of less oil supply is avoided when the electronic cigarette is sucked, and the good sucking taste of the electronic cigarette is ensured. In addition, through set up micropump groove and atomizing groove on the oil drum body, not only can provide convenience for the assembly of micropump subassembly and atomizer subassembly, can simplify the structural design of electron cigarette moreover, promoted the overall structure's of electron cigarette wholeness, be favorable to reducing the volume of electron cigarette. In addition, through setting up link up runner and the outlet flue of intercommunication atomizer groove on the oil drum body, the tobacco tar flows to the outlet flue and then discharges through running through the runner after atomizing, not only can guarantee that smog normally flows, can eliminate the erosion and the damage of smog to other parts in the electron cigarette moreover, is favorable to prolonging the life of electron cigarette, has still further promoted the structure inseparable degree of electron cigarette, has reduced the occupation space of electron cigarette.

Drawings

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

fig. 2 is a schematic structural view of a tobacco rod according to an embodiment of the present invention;

fig. 3 is an exploded view of an electronic cigarette according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of an electronic cigarette according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view at A-A of FIG. 4;

FIG. 6 is a schematic view of the structure of a first embodiment of an exhaust apparatus;

FIG. 7 is a schematic view of a second embodiment of an exhaust apparatus;

FIG. 8 is a schematic diagram of a piezoelectric device according to an embodiment of the present invention;

FIG. 9 is a schematic diagram of a micropump assembly according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a buckle assembly according to an embodiment of the present invention.

In the figure:

100: an electronic cigarette; 1: a smoke body; 3: a smoke outlet; 4: a cigarette holder opening; 5: a tobacco stem opening; 6: an oil crusty pancake; 7: an oil crusty pancake body; 8: an oil crusty pancake cover plate; 9: an atomizing tank; 10: a fume groove; 11: a micropump tank; 12: a through flow passage; 13: an air inlet; 14: an outflow channel; 15: a flow injection channel; 16: a flexible membrane; 17: attaching a cavity; 18: a storage chamber; 19: a first opening; 20: a second opening; 21: an exhaust device; 22: a micropump assembly; 23: a piezoelectric vibrator; 24: an atomizer assembly; 25: a valve plate; 26: a base; 27: a vibration transmission plate; 28: a partition plate; 29: a pump chamber; 30: an inflow valve; 31: an outflow valve; 32: a connection part; 33: a connecting piece; 34: a feed port; 35: a flow outlet; 36: a piezoelectric element; 37: a substrate; 38: a clasp assembly; 39: a clamping groove; 40: a buckle; 41: an atomizing chamber; 42: an atomizer; 43: a seal; 44: an exhaust body; 45: an exhaust protrusion; 46: a cartridge; 47: a tobacco stem; 48: a cigarette holder; 49: a first mounting groove; 50: and a second mounting groove.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

An electronic cigarette 100 according to an embodiment of the present invention is described below with reference to fig. 1-10.

An electronic cigarette 100 according to an embodiment of the present invention includes: comprising the following steps: the cigarette body 1, the oil crusty pancake 6, the exhaust device 21, the micro pump assembly 22, the piezoelectric vibrator 23 and the atomizer assembly 24.

As shown in fig. 2-4, a mounting groove is formed in the cigarette body 1, a smoke outlet 3, a cigarette holder opening 4 and a cigarette rod opening 5 which are communicated with the mounting groove are formed in the bottom wall of the mounting groove, the smoke outlet 3 is the smoke outlet 3 of the electronic cigarette 100, the smoke outlet 3 is formed in the top end of the cigarette body 1, the electronic cigarette 100 is conveniently smoked, the cigarette holder opening 4 is an exhaust port of the electronic cigarette 100, accordingly, the air pressure in the mounting groove is guaranteed to be the same as the external atmospheric pressure, the cigarette rod opening 5 is communicated with the air inlet 13 of the electronic cigarette 100, and the fact that tobacco tar in the electronic cigarette 100 can be combusted normally is guaranteed.

Further, as shown in fig. 3 to 4, the oil crusty pancake 6 is sealingly mounted in the mounting groove, and the oil crusty pancake 6 includes: the device comprises an oil crusty pancake body 7 and an oil crusty pancake cover plate 8, wherein an atomization groove 9 and a tobacco rod groove 10 are arranged on one side of the oil crusty pancake body 7, a micropump groove 11 perpendicular to the opening direction of the atomization groove 9 is arranged on the other side of the oil crusty pancake body 7, in a specific embodiment, a device capable of conducting combustion treatment on tobacco rods (namely an atomizer assembly 24 mentioned below) is arranged in the micropump groove 11, a through flow passage 12 is arranged along the length direction of the oil crusty pancake body 7, the through flow passage 12 is communicated with the atomization groove 9 and the tobacco outlet 3, an air inlet 13 is arranged on the atomization groove 9, the air inlet 13 is suitable for being aligned with the tobacco rod opening 5, specifically, the air inlet 13 on the atomization groove 9 is aligned with the tobacco rod opening 5, so that the possibility is provided for enabling the tobacco rods to be combusted normally through the tobacco rod opening 5 and the air inlet 13, and the through flow passage 12 can be communicated with the tobacco outlet 3, so that the produced tobacco rods can be smoothly discharged from the tobacco outlet 3 after the tobacco rods are combusted.

And, through set up through runner 12 and the outlet 3 of intercommunication atomizer 42 groove on the oil drum body, the tobacco tar flows to outlet 3 and then discharges through running through the runner after atomizing, not only can guarantee that smog normally flows, can eliminate the erosion and the damage of smog to other parts in the electron cigarette 100 moreover, is favorable to prolonging the life of electron cigarette 100, has still further promoted the structure inseparable degree of electron cigarette 100, has reduced the occupation space of electron cigarette 100.

Further, as shown in fig. 3-4, the oil crusty pancake body 7 is provided with an outflow channel 14 for communicating the oil smoke groove 10 with the micro pump groove 11 and an injection channel 15 for communicating the micro pump groove 11 with the atomization groove 9, so that the tobacco tar can smoothly enter the micro pump groove 11 from the oil smoke groove 10, and then the tobacco tar enters the atomization groove 9 from the micro pump groove 11 to provide a channel, so that the tobacco tar can be pumped and combusted normally, and the normal sucking of the electronic cigarette 100 is ensured.

In a specific embodiment, the oil supply system of the electronic cigarette 100 is: the tobacco tar is stored in the tobacco tar tank 10, and the tobacco tar can enter the micro pump tank 11 from the outflow channel 14, and an oil pumping device (namely a micro pump assembly 22 mentioned below) capable of pumping the tobacco tar is arranged in the micro pump tank 11, and the oil pumping device pumps the tobacco tar into the injection channel 15, and finally the tobacco tar is combusted by the tobacco tar combustion processing device positioned in the atomization tank 9, so that an oil supply system of the electronic cigarette 100 is formed.

The flexible diaphragm 16 is arranged in the tobacco smoke groove 10, one side of the flexible diaphragm 16 is connected with the inner peripheral wall of the tobacco smoke groove 10 in a matched manner, so that the tobacco smoke groove 10 is divided into an auxiliary cavity 17 communicated with the opening of the tobacco smoke groove 10 and a storage cavity 18 communicated with the outflow channel 14, the volume of the storage cavity 18 is the same as the volume of tobacco smoke in the storage cavity 18, that is, the storage cavity 18 is suitable for storing tobacco smoke, the volume of the storage cavity 18 is variable, the volume of the storage cavity 18 is always the same as the volume of the residual tobacco smoke, and therefore, not only can the storage cavity 18 be guaranteed to be free of air, the smoking taste of the electronic cigarette 100 can be improved, but also the tobacco smoke can be guaranteed not to be wasted.

Further, as shown in fig. 3-4, the cover plate 8 of the crusty pancake is suitable for covering the auxiliary cavity 17 on the body 7 of the crusty pancake and the oil sump 10, and the cover plate 8 of the crusty pancake is provided with a first opening 19 suitable for being aligned with the opening 4 of the cigarette holder, so that air in the oil sump 10 can be communicated with the outside through the first opening 19 and the opening 4 of the cigarette holder, and the air pressure in the oil sump 10 is ensured to be the same as the outside.

The second opening 20 is further formed in the naan cover plate 8, the exhaust device 21 is arranged at the second opening 20, when the naan 6 is arranged in the mounting groove, the side wall of the mounting groove extrudes the exhaust device 21, a part of the exhaust device 21 moves towards the smoke groove 10 to extrude the flexible diaphragm 16, that is, the exhaust device 21 is positioned at the second opening 20, when the naan 6 is arranged, the side wall of the mounting groove of the smoke body 1 extrudes the naan cover plate 8, the exhaust device 21 positioned at the second opening 20 is extruded, and because the flexible diaphragm 16 is positioned in the smoke groove 10, the exhaust device 21 extrudes the flexible diaphragm 16, so that the smoke in the storage cavity 18 is extruded, the smoke is forcedly extruded into the micro pump groove 11 due to extrusion, and then reaches the atomizing groove 9 through the jet flow channel 15 from the micro pump groove 11, so that air in the outflow channel 14 and the jet flow channel 15 is discharged, and further the air of the electronic system is discharged, and thus the problem that the smoke is less in smoking 100 is guaranteed, and the smoke is less in smoking the electronic smoking 100.

As shown in fig. 3-4, the micro pump assembly 22 is disposed in the micro pump tank 11 and is used for pumping the tobacco tar in the storage cavity 18 into the atomization tank 9, the piezoelectric vibrator 23 is located at one side of the installation tank facing the opening of the micro pump tank 11, and the piezoelectric vibrator 23 is connected with the micro pump assembly 22 through the connecting piece 33 so as to pump the tobacco tar driving the micro pump assembly 22, and the atomizer assembly 24 is disposed in the atomization tank 9 and is used for atomizing the tobacco tar, so that the normal operation of the electronic cigarette 100 is ensured.

Therefore, according to the electronic cigarette 100 of the embodiment of the invention, by arranging the exhaust device 21 at the second opening 20 of the naan cover plate 8, when the naan 6 is installed, the exhaust device 21 can squeeze the flexible diaphragm 16, so that tobacco tar in the storage cavity 18 is forcedly squeezed into the outflow channel 14 to the micro pump groove 11, and then flows from the micro pump groove 11 through the injection channel 15 to the atomization groove 9, so that air in the outflow channel 14 and the injection channel 15 is exhausted, and further, the problem of less oil supply is avoided when the electronic cigarette 100 is sucked, and the good sucking taste of the electronic cigarette 100 is ensured. In addition, through set up micropump groove 11 and atomizing groove 9 on the oil drum body, not only can provide the convenience for the assembly of micropump subassembly 22 and atomizer subassembly 24, can simplify the structural design of electron cigarette 100 moreover, promoted the wholeness of electron cigarette 100's outward appearance structure, be favorable to reducing electron cigarette 100's volume. In addition, through the through flow channel 12 and the smoke outlet 3 which are communicated with the groove of the atomizer 42 are arranged on the oil bag body, and after the tobacco tar is atomized, the tobacco tar flows to the smoke outlet 3 through the through flow channel and is discharged, so that the normal flow of the tobacco tar can be ensured, the erosion and damage of the tobacco tar to other parts in the electronic cigarette 100 can be eliminated, the service life of the electronic cigarette 100 can be prolonged, the structural tightness of the electronic cigarette 100 can be further improved, and the occupied space of the electronic cigarette 100 can be reduced.

According to one embodiment of the present invention, as shown in fig. 9, the micropump assembly 22 comprises: the device comprises a valve plate 25, a base 26, a vibration transmission plate 27 and a partition plate 28, wherein the partition plate 28 is positioned between the valve plate 25 and the vibration transmission plate 27, the base 26 is attached to the valve plate 25, the vibration transmission plate 27, the partition plate 28 and the valve plate 25 enclose a pump cavity 29, a flow inlet valve 30 and a flow outlet valve 31 are arranged on the valve plate 25, a connecting part 32 is arranged on one side, far away from the valve plate 25, of the vibration transmission plate 27, a flow inlet 34 and a flow outlet 35 are arranged on the base 26, the flow inlet 34 is opposite to the flow inlet valve 30, the flow outlet 35 is opposite to the flow outlet valve 31, the flow inlet 34 is opposite to the flow outlet channel 14, the flow outlet 35 is opposite to the flow injection channel 15, and the pump cavity 29 is used for pumping tobacco tar in the storage cavity 18 into the atomization groove 9 under the driving of the piezoelectric vibrator 23.

Specifically, the partition plate 28 is a telescopic member, and two ends of the partition plate 28 are respectively connected with the valve plate 25 and the vibration transmission plate 27, so that the valve plate 25 and the vibration transmission plate 27 can relatively move, in a specific embodiment, the vibration transmission plate 27 can vibrate relative to the valve plate 25 under the drive of the piezoelectric vibrator 23, so that the volume of the pump cavity 29 can be changed during the vibration of the vibration transmission plate 27, and accordingly tobacco tar can be handled, specifically, when the volume of the pump cavity 29 is increased, the inflow valve 30 is opened, and tobacco tar in the storage cavity 18 flows out from the outflow channel 14 and then enters the pump cavity 29 from the inflow port 34 and the inflow valve 30; when the volume of the pump cavity 29 becomes smaller, the outflow valve 31 is opened, and the tobacco tar in the pump cavity 29 flows out from the outflow valve 31, passes through the outflow port 35 and the injection channel 15 and reaches the atomization tank 9, and the atomization assembly in the atomization tank 9 combusts and atomizes the tobacco tar, so that the oil pumping work of the micropump assembly 22 is completed.

It should be noted that, during the installation process of the oil crusty pancake 6, since the exhaust device 21 has exhausted the air in the outflow channel 14 and the injection channel 15, the outflow channel 14 and the injection channel 15 are filled with tobacco tar before the micro pump assembly 22 starts to operate normally, so that the tobacco tar flows out of the outflow channel 14 as free flow, thereby ensuring that the problem of less oil supply does not occur when the electronic cigarette 100 is sucked.

According to one embodiment of the invention, the inflow valve 30 and the outflow valve 31 are one-way valves, so that backflow of tobacco tar is prevented, and normal operation of the electronic cigarette 100 is ensured.

According to one embodiment of the present invention, the piezoelectric vibrator 23 includes: the piezoelectric element 36 and the substrate 37 are stacked, and the substrate 37 facing the opening of the micropump groove 11 is provided with the connector 33, and the connector 33 is fixedly connected to the connection portion 32.

In a specific embodiment, the pumping airflow may trigger the piezoelectric element 36, the piezoelectric vibrator 23 starts to work, and the piezoelectric vibrator 23 drives the connecting piece 33 to vibrate reciprocally under the alternating signal, and the connecting piece 33 drives the connecting portion 32 to vibrate, so as to drive the micro pump assembly 22 to vibrate, so as to realize the pumping work of the micro pump assembly 22.

In a specific embodiment, the piezoelectric vibrator 23 may be a separate piezoelectric vibrator 23, so that the length of the piezoelectric vibrator 23 may be longer, and the amplitude of the piezoelectric vibrator 23 is larger under the ac signal, so that the volume change rate of the pump cavity 29 of the micropump assembly 22 is larger, so that the pumping oil amount may be increased, more tobacco tar may be delivered, and the exhaust bubble capability of the micropump assembly 22 is further improved.

According to one embodiment of the present invention, as shown in fig. 10, a snap assembly 38 is provided between the connection member 33 and the connection portion 32, and the snap assembly 38 includes: the clamping groove 39 and the buckle 40, the clamping groove 39 is suitable for being matched and connected with the buckle 40, one of the connecting piece 33 and the connecting portion 32 is provided with the clamping groove 39, and one of the connecting piece 33 and the connecting portion 32 is provided with the buckle 40. That is, the connecting piece 33 and the connecting portion 32 may be fixedly connected by the buckle 40, and in other embodiments, the connecting piece 33 and the connecting portion 32 may be magnetically connected, that is, the connecting piece 33 and the connecting portion 32 are ferromagnetic, so as to achieve the fixed connection of the connecting portion 32 and the connecting piece 33.

According to one embodiment of the present invention, as shown in fig. 4, the atomizer assembly 24 is located in the atomizing tank 9 and is in fit connection with the side wall of the atomizing tank 9 so as to communicate with the injection channel 15, one end of the atomizer assembly 24, which is far away from the injection channel 15, is exposed in the atomizing tank 9, an end surface of the atomizer assembly 24, which is far away from the injection channel 15, forms an atomizing cavity 42 with the remaining space of the atomizing tank 9, and the through flow channel 12 is communicated with the atomizing cavity 42. That is, the volume of the atomizer assembly 24 is smaller than that of the atomizing tank 9, the atomizer assembly 24 occupies only a part of the space of the atomizing tank 9, and the remaining space of the atomizing tank 9 is the atomizing cavity 42, and the atomizer assembly 24 faces the injection channel 15, so that the tobacco tar in the injection channel 15 can directly enter the atomizer assembly 24, so that the tobacco tar is atomized and discharged into the atomizing cavity 42, and the atomized tobacco tar enters the through flow channel 12 from the atomizing cavity 42, so that the normal smoking of the electronic cigarette 100 is ensured.

According to one embodiment of the present invention, as shown in fig. 3-4, the atomizer assembly 24 includes: the atomizer 42 and the sealing piece 43, the sealing piece 43 is arranged between the side surface of the atomizer 42 and the inner peripheral wall of the atomizing groove 9 and is used for sealing a gap between the atomizer 42 and the oil crusty pancake body 7, and one end of the atomizer 42 is tightly attached to the atomizing groove 9 and is communicated with the injection channel 15. The sealing member 43 directly contacts with the side wall of the atomizing tank 9, so that when the atomizer assembly 24 starts to work, generated heat can be transmitted into tobacco tar in the storage cavity 18 through the atomizing tank 9, so that the temperature of the tobacco tar is increased, the viscosity of the tobacco tar can be reduced, the low-viscosity fluid has stronger bubble discharging capability, and the air quantity is smaller when the electronic cigarette 100 is sucked.

According to one embodiment of the present invention, a portion of the flexible diaphragm 16 adjacent to the outer peripheral edge is formed with a connection region extending in the circumferential direction of the flexible diaphragm 16, and a mating region is formed at a position of the rigid oil bag corresponding to the connection region, and the connection region is hermetically connected with the mating region;

the area of the flexible membrane 16 is the same as the area of the inner peripheral wall of the tobacco tar groove 10 on the side of the mating zone facing the storage chamber 18.

On the one hand, by providing the connection area and the matching area, it is convenient for the flexible diaphragm 16 to be connected to the tobacco tar groove 10, which is beneficial to improving the tightness of the storage cavity 18 and preventing the tobacco tar from leaking from the gap between the flexible diaphragm 16 and the tobacco tar groove 10.

On the other hand, the area of the flexible diaphragm 16 is designed to be the same as the area of the one-side oil smoke groove 10, and the contour of the surface of the flexible diaphragm 16 facing the storage cavity 18 without external force is the same as the contour of the inner peripheral wall of the oil smoke groove 10 on the side of the mating region facing the storage cavity 18.

That is, in the process of discharging the tobacco tar, the flexible diaphragm 16 is gradually attached to the inner circumferential wall of the tobacco tar groove 10 until the tobacco tar in the storage cavity 18 is completely discharged, the flexible diaphragm 16 is completely attached to the inner circumferential wall of the rigid oil bag 4, thereby ensuring the complete discharge of the tobacco tar in the storage cavity 18 and preventing the environmental pollution caused by the residual tobacco tar. In addition, the volume of the storage cavity 18 is always the same as the amount of tobacco tar, so that no air in the storage cavity 18 can be ensured, and therefore, the flexible diaphragm 16 is matched with the exhaust device 21, so that no air in the oil supply system can be ensured, the electronic cigarette 100 can be ensured to be free of air during smoking, and the amount of tobacco tar is ensured to be enough during smoking of the electronic cigarette 100.

According to one embodiment of the present invention, the exhaust device 21 includes: the exhaust body 44 and the exhaust protrusion 45, the exhaust body 44 is disposed in the second opening 20, and the exhaust protrusion 45 protrudes toward the attaching cavity 17.

In a specific embodiment, the exhaust protrusion 45 may be a smooth arc exhaust protrusion 45, and in other specific embodiments, the exhaust protrusion 45 may be a wedge-shaped exhaust protrusion 45, and the long end of the wedge-shaped exhaust protrusion 45 is located at an end far away from the micro pump groove 11, and the short end of the wedge-shaped exhaust protrusion 45 is located at an end near the micro pump groove 11, so that when the oil crusty pancake 6 is installed, the wedge surface can guide and squeeze the flexible diaphragm 16, so that the exhaust protrusion 45 is prevented from scratching the flexible diaphragm 16, resulting in smoke and oil leakage.

According to one embodiment of the invention, the tobacco body 1 comprises: cartridge 46 and tobacco stem 47, cartridge 46 includes cigarette holder 48, and outlet 3 is located on cigarette holder 48, and the mounting groove includes: the first mounting groove 49 and the second mounting groove 50 are arranged on the cigarette holder 48, the first mounting groove 49 is arranged on the cigarette holder 47, the second mounting groove 50 is arranged on the cigarette rod 47, a part of the oil crusty pancake 6 is suitable for being inserted into the first mounting groove 49, and the other part of the oil crusty pancake 6 is suitable for being inserted into the second mounting groove 50 so as to connect the cigarette cartridge 46 and the cigarette rod 47.

In a specific embodiment, as shown in fig. 3-4, the atomizing tank 9 and the micropump tank 11 of the oil crusty pancake 6 are suitable for being inserted into the second mounting tank 50 of the cigarette stem 47, and the piezoelectric vibrator 23 suitable for being matched with the micropump assembly 22 is arranged in the second mounting tank 50, the cigarette stem opening 5 is positioned on the cigarette stem 47 and aligned with the air inlet 13, and other parts of the oil crusty pancake 6 are suitable for being inserted into the first mounting tank 49 of the cigarette bullet 46, so that the fixed connection of the cigarette bullet 46 with the cigarette stem 47 and the oil crusty pancake 6 is realized.

The following briefly describes how the electronic cigarette 100 is assembled and consumed:

electronic cigarette 100 assembly: the atomizing tank 9 and the micropump tank 11 of the oil crusty pancake 6 are inserted into the second mounting groove 50 of the tobacco stem 47, then other parts of the oil crusty pancake 6 are inserted into the first mounting groove 49 of the tobacco cartridge 46, when the oil crusty pancake 6 is inserted into the first mounting groove 49, the side wall of the first mounting groove 49 can extrude the exhaust device 21, so that the exhaust protrusion 45 of the exhaust device 21 can extrude the flexible diaphragm 16, the volume of the storage cavity 18 becomes smaller, and tobacco tar is forced to flow into the atomizer 42 from the storage cavity 18 sequentially through the outflow channel 14, the inflow port 34, the inflow valve 30, the pump cavity 29, the outflow valve 31, the outflow port 35 and the inflow channel 15, thereby ensuring that no air exists in the oil supply system, and further completing the assembly of the electronic cigarette 100.

Sucking: the pumping airflow triggers the piezoelectric vibrator 23 and the atomizer 42 to start working, the piezoelectric vibrator 23 drives the connecting piece 33 to vibrate reciprocally under the alternating signal, the connecting piece 33 drives the connecting part 32 to vibrate, the volume of the pump cavity 29 of the micropump assembly 22 is reduced along with the vibration of the vibration transmission plate 27, when the volume of the pump cavity 29 is increased, the inflow valve 30 is opened, and the tobacco tar flows into the pump cavity 29 through the outflow channel 14 and the inflow port 34; when the volume of the pump chamber 29 becomes smaller, the outflow valve 31 is opened, and the tobacco tar is injected into the atomizer 42 through the outflow port 35 and the injection flow passage 15. The tobacco tar is heated by the atomizer 42 to be in a vapor state and dispersed in the atomization cavity 42, and the smoke in the atomization cavity 42 flows out of the smoke outlet 3 along with the air flowing in from the air inlet 13 through the channel, so that the tobacco tar is sucked along the channel.

The above is a preferred embodiment of the present invention, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present invention are all within the scope of the present invention.

Claims

1. An electronic cigarette (100), characterized by comprising:

the cigarette comprises a cigarette body (1), wherein a mounting groove is formed in the cigarette body (1), and a cigarette outlet (3), a cigarette holder opening (4) and a cigarette stem opening (5) which are communicated with the mounting groove are formed in the bottom wall of the mounting groove;

the oil crusty pancake (6), the oil crusty pancake (6) is installed in the installation groove in a sealing mode, and the oil crusty pancake (6) comprises: the utility model provides a smoke exhaust device, including an oil crusty pancake body (7), an oil crusty pancake apron (8), be equipped with atomizing groove (9) and tobacco smoke groove (10) on one side of oil crusty pancake body (7), be equipped with on the opposite side of oil crusty pancake body (7) with micropump groove (11) of atomizing groove (9) opening direction vertically, follow be equipped with link up through runner (12) on the length direction of oil crusty pancake body (7), link up runner (12) intercommunication atomizing groove (9) with go out tobacco smoke mouth (3), be equipped with air inlet (13) on atomizing groove (9), air inlet (13) be suitable for with tobacco smoke groove opening (5), be equipped with on oil crusty pancake body (7) intercommunication tobacco smoke groove (10) with injection flow channel (15) of micropump groove (9), be equipped with flexible diaphragm (16) in oil groove (10) and tobacco smoke groove (10) are cut apart in order to cut apart tobacco smoke groove (10) in the mouth (10) and cut apart tobacco smoke groove (10), the volume of the storage cavity (18) is the same as the volume of tobacco tar in the storage cavity (18);

the oil crusty pancake cover plate (8) is suitable for covering the auxiliary cavity (17) and the oil smoke groove (10) on the oil crusty pancake body (7), and a first opening (19) and a second opening (20) which are suitable for being aligned with the cigarette holder opening (4) are arranged on the oil crusty pancake cover plate (8);

-a venting device (21), said venting device (21) being provided at said second opening (20), when said naan (6) is mounted in said mounting groove, the side walls of said mounting groove compressing said venting device (21), a portion of said venting device (21) being moved towards said fume groove (10) to compress said flexible diaphragm (16);

-a micropump assembly (22), said micropump assembly (22) being arranged in said micropump tank (11) for pumping tobacco tar in said storage chamber (18) into said nebulization tank (9);

the piezoelectric vibrator (23) is positioned on one side of the mounting groove, which faces the opening of the micropump groove (11), and the piezoelectric vibrator (23) is connected with the micropump assembly (22) through a connecting piece (33) so as to pump oil to the micropump assembly (22);

and the atomizer assembly (24) is arranged in the atomization groove (9) and used for atomizing tobacco tar.

2. The electronic cigarette (100) of claim 1, wherein the micropump assembly (22) comprises: valve plate (25), base (26), biography vibrating plate (27) and baffle (28), baffle (28) are located valve plate (25) with biography vibrating plate (27) is between, base (26) with valve plate (25) laminating sets up, biography vibrating plate (27) baffle (28) with valve plate (25) enclose into pump chamber (29), be provided with inflow valve (30) and outflow valve (31) on valve plate (25), one side that biography vibrating plate (27) kept away from valve plate (25) is provided with connecting portion (32), be provided with inlet (34) and outlet (35) on base (26), inlet (34) with inflow valve (30) just set up, outlet (35) with outflow valve (31) just set up, inlet (34) just set up with outflow channel (14), outlet (35) just set up with inflow channel (15), pump chamber (29) just set up with in the vibrator (18) store up in the vibrator pump chamber (23) with the oil.

3. The electronic cigarette (100) of claim 2, wherein the inflow valve (30) and the outflow valve (31) are one-way valves.

4. An electronic cigarette (100) according to claim 3, wherein the piezoelectric vibrator (23) comprises: the piezoelectric device comprises a piezoelectric element (36) and a substrate (37), wherein the piezoelectric element (36) and the substrate (37) are arranged in a laminated mode, the substrate (37) which faces to the opening of the micropump groove (11) is provided with a connecting piece (33), and the connecting piece (33) is fixedly connected with the connecting part (32).

5. The electronic cigarette (100) of claim 4, wherein a snap assembly (38) is provided between the connector (33) and the connecting portion (32), the snap assembly (38) comprising: the connecting piece comprises a clamping groove (39) and a buckle (40), wherein the clamping groove (39) is suitable for being connected with the buckle (40) in a matched mode, one of the connecting piece (33) and the connecting portion (32) is provided with the clamping groove (39), and one of the connecting piece (33) and the connecting portion (32) is provided with the buckle (40).

6. The electronic cigarette (100) according to claim 1, wherein the atomizer assembly (24) is located in the atomizing tank (9) and is in fit connection with a side wall of the atomizing tank (9) so as to be communicated with the injection channel (15), one end of the atomizer assembly (24) away from the injection channel (15) is exposed in the atomizing tank (9), one end face of the atomizer assembly (24) away from the injection channel (15) and a residual space of the atomizing tank (9) form an atomizing cavity (41), and the through flow channel (12) is communicated with the atomizing cavity (41).

7. The electronic cigarette (100) of claim 6, wherein the atomizer assembly (24) comprises:

atomizer (42) and sealing member (43), sealing member (43) establish side of atomizer (42) with be used for sealing between the inner peripheral wall of atomizing groove (9) the clearance between atomizer (42) with oil crusty pancake body (7), the one end of atomizer (42) is hugged closely atomizing groove (9) and with annotate flow channel (15) and lead.

8. The electronic cigarette (100) according to claim 1, wherein a portion of the flexible membrane (16) adjacent to the peripheral edge is formed with a connection region extending in the circumferential direction of the flexible membrane (16), and a mating region is formed at a position of the rigid oil bag corresponding to the connection region, and the connection region is hermetically connected with the mating region;

the area of the flexible diaphragm (16) is the same as the area of the inner peripheral wall of the tobacco tar groove (10) on the side of the matching area facing the storage cavity (18).

9. The electronic cigarette (100) of claim 8, wherein the exhaust device (21) comprises: an exhaust body (44) and an exhaust protrusion (45), the exhaust body (44) being arranged in the second opening (20), the exhaust protrusion (45) protruding towards the auxiliary cavity (17).

10. The electronic cigarette (100) according to claim 1, wherein the cigarette body (1) comprises: -a cartridge (46) and a stem (47), the cartridge (46) comprising a mouthpiece (48), the outlet (3) being located on the mouthpiece (48), the mounting slot comprising: first mounting groove (49) and second mounting groove (50), be equipped with first mounting groove (49) on cigarette holder (48), be equipped with second mounting groove (50) on cigarette pole (47), the part of oil crusty pancake (6) is suitable for to insert in first mounting groove (49), another part of oil crusty pancake (6) is suitable for to insert in second mounting groove (50) in order to connect cigarette bullet (46) with cigarette pole (47).