CN110934342A - Ultrasonic electronic cigarette - Google Patents

Abstract

The invention discloses an ultrasonic electronic cigarette, which comprises a shell, wherein a fixed seat, an ultrasonic atomization sheet, an oil guide mechanism and an oil bin are arranged in the shell, the ultrasonic atomization sheet is fixed through the fixed seat, and the oil bin is communicated with an atomization surface of the ultrasonic atomization sheet through the oil guide mechanism; the ultrasonic atomization sheet comprises a sheet-shaped piezoelectric substrate, a surface electrode fixedly arranged on one side surface of the piezoelectric substrate and a driving electrode fixedly arranged on the other side surface of the piezoelectric substrate, wherein the piezoelectric substrate is in a long strip shape; the piezoelectric substrate consists of an atomization section and a fixed section which are interconnected, the fixed section is fixed through a fixed seat, and the atomization section is arranged in a suspension manner; a limiting plate is arranged in the shell, the limiting plate is positioned on one side of the ultrasonic atomization sheet, and the oil guide mechanism is positioned on the other side of the ultrasonic atomization sheet; a stroke cavity is formed between the limiting plate and the atomizing section of the ultrasonic atomizing sheet. The invention has good atomization effect, large smoke amount and small size.

Description

Ultrasonic electronic cigarette

Technical Field

The invention particularly relates to an ultrasonic electronic cigarette.

Background

The existing ultrasonic electronic cigarette comprises a shell, wherein an ultrasonic atomization sheet, an oil guide mechanism and an oil bin are arranged in the shell, the oil bin is communicated with an atomization surface of the ultrasonic atomization sheet through the oil guide mechanism, tobacco tar or other smoke-producing substances in the oil bin are guided to the atomization surface of the ultrasonic atomization sheet through the oil guide mechanism, and the tobacco tar or other smoke-producing substances generate smoke under the high-frequency atomization effect of the ultrasonic atomization sheet and are used for a user to inhale.

In the existing ultrasonic electronic cigarette, the ultrasonic atomization sheet is in a disc shape and comprises a disc-shaped piezoelectric substrate, a surface electrode fixedly arranged on the surface of one side of the piezoelectric substrate and a driving electrode fixedly arranged on the surface of the other side of the piezoelectric substrate, when the ultrasonic atomization sheet works, the surface electrode and the driving electrode are respectively connected with two electrodes of a power supply, and the ultrasonic atomization sheet can work in a high-frequency atomization mode.

Because the disk-shaped ultrasonic atomization sheet needs to be fixed by the cylindrical fixing sleeve, and the fixing sleeve surrounds and fixes the ultrasonic atomization sheet along the circumferential edge of the ultrasonic atomization sheet, the circumferential edge of the ultrasonic atomization sheet is fixed, so that the high-frequency working amplitude of the ultrasonic atomization sheet is limited, the atomization effect is influenced, and the smoke amount is small. Meanwhile, the disk-shaped ultrasonic atomization sheet has relatively poor atomization effect, so that the diameter of the ultrasonic atomization sheet is generally large to improve the atomization effect, and the size of the ultrasonic electronic cigarette is large.

Disclosure of Invention

The invention aims to provide an improved ultrasonic electronic cigarette which has the advantages of good atomization effect, large smoke amount and small size in order to overcome the defects of the prior art.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

an ultrasonic electronic cigarette comprises a shell, wherein a fixed seat, an ultrasonic atomization sheet, an oil guide mechanism and an oil bin are arranged in the shell, the ultrasonic atomization sheet is fixed through the fixed seat, and the oil bin is communicated with an atomization surface of the ultrasonic atomization sheet through the oil guide mechanism; the ultrasonic atomization sheet comprises a sheet-shaped piezoelectric substrate, a surface electrode fixedly arranged on one side surface of the piezoelectric substrate and a driving electrode fixedly arranged on the other side surface of the piezoelectric substrate, and is structurally characterized in that the piezoelectric substrate is strip-shaped; the piezoelectric substrate is composed of an atomization section and a fixed section which are connected with each other, the fixed section is fixed through a fixed seat, and the atomization section is arranged in a suspension mode.

By means of the structure, the piezoelectric substrate is in a strip shape, so that the strip-shaped ultrasonic atomization sheet is formed. The ultrasonic atomization piece is composed of a fixed section and an atomization section, when the ultrasonic atomization piece is used, the fixed section of the ultrasonic atomization piece is clamped and fixed by a fixed seat, and the atomization section of the ultrasonic atomization piece is suspended. In the atomization process, the fixed section is clamped and fixed by the fixed seat, so that the amplitude of the fixed section is weaker. The atomizing section of the ultrasonic atomizing sheet is suspended without being bound by any object, so that the amplitude ratio is large, the atomizing effect is good, and the smoke amount is large. Because the ultrasonic atomization sheet has good atomization effect, the ultrasonic atomization sheet with smaller size can achieve larger smoke quantity effect, and the ultrasonic atomization sheet and the ultrasonic electronic cigarette have smaller sizes.

Furthermore, a limiting plate is arranged in the shell, the limiting plate is positioned on one side of the ultrasonic atomization sheet, and the oil guide mechanism is positioned on the other side of the ultrasonic atomization sheet; a gap is arranged between the limiting plate and the atomizing section of the ultrasonic atomizing sheet.

This clearance can prevent to hinder the amplitude change of atomizing section in the ultrasonic atomization piece working process to and prevent that the heat that produces from being taken away by the limiting plate and influencing the rising of smog temperature in the ultrasonic atomization piece working process.

Furthermore, an atomizing outer sleeve and an atomizing inner sleeve are arranged in the shell, the oil guide mechanism is cup-shaped, the side wall of the oil guide mechanism is sleeved between the atomizing outer sleeve and the atomizing inner sleeve, and the outer bottom surface of the oil guide mechanism is in contact with the atomizing surface of the ultrasonic atomizing sheet.

Furthermore, a partition plate is arranged in the atomizing inner sleeve and divides the atomizing inner sleeve into a first cavity and a second cavity, the first cavity is communicated with the oil bin, and the second cavity is communicated with the inner bottom surface of the oil guide mechanism; and an oil passing groove for communicating the oil bin with the oil guide mechanism is formed in the side wall of the atomizing inner sleeve corresponding to the first cavity.

Furthermore, the top of the shell is connected with a suction nozzle, a vent pipe is arranged in the shell, one end of the vent pipe is communicated with the air inlet hole, the other end of the vent pipe is communicated with the second cavity, and the side wall of the oil guide mechanism is provided with an air passing hole communicated with the second cavity and the suction nozzle.

The atomizing inner sleeve is divided into two layers of cavities by the partition plate, the side wall of the first cavity is provided with an oil passing groove, and the tobacco tar in the oil bin is communicated with the oil guide structure through the oil passing groove. The second cavity is a cavity communicated with the atomization surface of the ultrasonic atomization sheet, smoke generated by ultrasonic atomization is stored in the second cavity, air enters the second cavity from the air inlet through the vent pipe, the smoke in the second cavity is fully taken away, and the smoke enters the oral cavity of a user through the suction nozzle.

Preferably, the length direction of the ultrasonic atomization sheet is parallel to the length direction of the electronic cigarette, so that the ultrasonic electronic cigarette is favorably miniaturized.

Furthermore, the oil guide mechanism also comprises a spring, one end of the spring is abutted with the outer wall of the atomizing inner sleeve, and the other end of the spring is abutted with the inner bottom surface of the oil guide mechanism.

The spring is used for realizing the reliable contact of oil guide mechanism and ultrasonic atomization piece.

Preferably, one surface of the piezoelectric substrate is entirely covered with the surface electrode, a central region of the other surface of the piezoelectric substrate is covered with the driving electrode, and a ratio of the surface electrode area to the driving electrode area is a: b.

as another preferable mode, the surface electrode is fixedly arranged on one side surface of the atomizing section, and the driving electrode is fixedly arranged on the other side surface of the atomizing section.

Furthermore, the surface electrode and the driving electrode are both rectangular; alternatively, the surface electrode and the driving electrode are both circular.

Preferably, one side surface of the atomizing section is fully covered by the surface electrode, the central area of the other side surface of the atomizing section is covered by the driving electrode, and the ratio of the surface electrode area to the driving electrode area is a: b, wherein a is greater than b.

As another preferable mode, one side surface of the atomizing section is composed of a setting and covering region where the surface electrode is fixedly arranged and an exposed region where the surface electrode is not fixedly arranged, the setting and covering region and the exposed region are arranged along the length direction of the atomizing section, and the setting and covering region is closer to the fixing section than the exposed region; the ratio of the surface electrode area to the drive electrode area is a: b, wherein a is greater than b.

Borrow by above-mentioned structure, there is the distance surface electrode and atomizing section tip to the heat that ultrasonic atomization piece produced in the atomizing process can be to both ends diffusion, therefore the radiating rate is fast, and the atomizing effect is better, prevents that the atomizing section from because of high temperature lobe of a leaf, extension ultrasonic atomization piece's life.

Furthermore, a first welding point connected with the surface electrode is arranged on the outer edge of the piezoelectric substrate, and a second welding point connected with the driving electrode is arranged on the outer edge of the piezoelectric substrate; the first welding spot and the second welding spot are arranged on the fixed section.

The fixed section atomization amplitude is less, and the fixed section with the amplitude is less is located first solder joint and second solder joint, prevents that first solder joint and second solder joint from being pulled when the ultrasonic atomization piece atomizes and droing, guarantees electrically conductive reliability and ultrasonic atomization piece operational reliability. Meanwhile, the first welding spot and the second welding spot are arranged on the fixing section, so that the phenomenon that high temperature is generated in the welding process to influence the performance of the atomizing section can be avoided, and the service life of the ultrasonic atomizing sheet is prolonged.

Compared with the prior art, the invention has the advantages of good atomization effect, large smoke amount, small size and long service life.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of an ultrasonic electronic cigarette.

Fig. 2 is an external view of fig. 1.

Fig. 3 is a connection relationship diagram of the atomizing inner sleeve, the oil guide mechanism and the atomizing outer sleeve.

Fig. 4 is an exploded view of fig. 3.

Fig. 5 is a connection relation diagram of the fixing seat and the ultrasonic atomization sheet.

Fig. 6 is a right side view of fig. 5.

Fig. 7 is a left side view of an ultrasonic atomization plate of the second embodiment of the present invention.

Fig. 8 is a right side view of an ultrasonic atomization plate of an embodiment of the invention.

FIG. 9 is a front view of an ultrasonic atomization plate of the present invention.

FIG. 10 is a diagram showing an atomization state of a second ultrasonic atomization plate according to an embodiment of the present invention.

Fig. 11 is a left side view of an embodiment of an ultrasonic atomization plate of the invention.

Fig. 12 is a right side view of an embodiment of an ultrasonic atomization plate of the invention.

Fig. 13 is a three-dimensional front view of an ultrasonic atomization plate of an embodiment of the present invention.

FIG. 14 is a diagram of a third atomization state of an ultrasonic atomization plate according to an embodiment of the invention.

Fig. 15 is a four-side elevational view of an embodiment of an ultrasonic atomization sheet of the invention.

Fig. 16 is a four-back view of an ultrasonic atomization sheet embodiment of the invention.

Fig. 17 is a left side view of an embodiment of an ultrasonic atomization plate of the invention.

Fig. 18 is a right-hand side view of an ultrasonic atomization plate embodiment of the invention.

Fig. 19 is a front view of five embodiments of an ultrasonic atomization plate of the present invention.

Fig. 20 is a left side view of an embodiment of an ultrasonic atomization plate of the invention.

Fig. 21 is a six-sided right view of an ultrasonic atomization sheet embodiment of the invention.

Fig. 22 is a front view of an ultrasonic atomization plate of an embodiment of the invention.

Fig. 23 is a seventh left side view of an ultrasonic atomization sheet embodiment of the invention.

Fig. 24 is a seventh right side view of an ultrasonic atomization plate embodiment of the invention.

Fig. 25 is a front view of a seventh embodiment of an ultrasonic atomization plate of the present invention.

Fig. 26 is a diagram showing a seven-atomization state of an ultrasonic atomization plate according to an embodiment of the invention.

Fig. 27 is an eight front view of an embodiment of an ultrasonic atomization plate of the present invention.

Fig. 28 is an eight back view of an ultrasonic atomization plate embodiment of the invention.

Fig. 29 is a ninth left side view of an ultrasonic atomization sheet embodiment of the invention.

Fig. 30 is a right side view of an ultrasonic atomization plate embodiment of the invention.

Fig. 31 is a front view of an ultrasonic atomization plate of an embodiment of the invention.

Fig. 32 is a cross-sectional side view of an ultrasonic atomization plate embodiment of the invention.

Fig. 33 is a side elevational view of an ultrasonic atomization plate embodiment of the invention.

Fig. 34 is a front elevational view of an ultrasonic atomization plate embodiment in accordance with the invention.

Fig. 35 is an eleventh left side view of an ultrasonic atomization sheet of an embodiment of the invention.

Fig. 36 is a right side view of an eleventh ultrasonic atomization plate embodiment of the invention.

Fig. 37 is an eleventh front view of an ultrasonic atomizing plate according to an embodiment of the present invention.

The ultrasonic atomization device comprises an ultrasonic atomization sheet 1, a piezoelectric substrate 101, a surface electrode 102, a driving electrode 103, a first welding point 104, a second welding point 105, an atomization section 106, a fixed section 107, a first conductive lead 108, a second conductive lead 109, a covering area I, an exposed area II, a shell 2, an oil guide mechanism 3, an air vent 301, an oil bin 4, a limiting plate 5, a gap 6, an atomization outer sleeve 7, an atomization inner sleeve 8, an oil passing groove 801, a partition plate 9, a first cavity 10, a second cavity 11, a suction nozzle 12, a vent pipe 13, an air inlet 14, a spring 15, a support 16, a PCB (printed circuit board) 17, a battery 18, a button 19, a fixing seat 20 and a smoke oil cover 21.

Detailed Description

As shown in fig. 1 to 6, the ultrasonic electronic cigarette includes a housing 2, a fixing seat 20, an ultrasonic atomization sheet 1, an oil guide mechanism 3 and an oil bin 4 are arranged in the housing 2, the ultrasonic atomization sheet 1 is fixed by the fixing seat 20, and the oil bin 4 is communicated with an atomization surface of the ultrasonic atomization sheet 1 by the oil guide mechanism 3; the ultrasonic atomization sheet 1 comprises a sheet-shaped piezoelectric substrate 101, a surface electrode 102 fixedly arranged on one side surface of the piezoelectric substrate 101 and a driving electrode 103 fixedly arranged on the other side surface of the piezoelectric substrate 101, wherein the piezoelectric substrate 101 is in a long strip shape; piezoelectric substrate 101 comprises atomizing section 106 and fixed segment 107 of interconnect, and fixed segment 107 is fixed through fixing base 20, and the surface and the tobacco tar contact of atomizing section 106, and make the tobacco tar atomizing production smog through high-frequency oscillation, and atomizing section 106 is unsettled to be set up in the atomizing intracavity of ultrasonic wave electron cigarette. The oil guiding mechanism 3 conducts the tobacco tar in the oil bin 4 to the atomizing section 106 for atomization; lead oily cotton of material for lipophilic of oily mechanism 3, fixing base 20 has the material preparation of certain elasticity to form, for example materials such as silica gel, piezoelectricity base member 101 material is piezoceramics.

Because piezoelectric substrate 101 is rectangular shape, therefore ultrasonic atomization piece 1 that is formed by rectangular shape piezoelectric substrate preparation is also rectangular shape to make the ultrasonic wave electron cigarette size of using this ultrasonic atomization piece 1 reduce, convenience of customers carries.

In this embodiment, the ultrasonic atomization sheet 1 of the ultrasonic electronic cigarette is clamped on the fixing section 107 of the ultrasonic atomization sheet 1 through the fixing base 20; the atomization section 106 of the ultrasonic atomization sheet 1 is in contact with the oil guide cotton; in the atomizing process, because the fixed segment 107 is clamped and fixed by the fixed seat 20, the amplitude of the fixed segment 107 is weaker, the atomizing segment 106 of the ultrasonic atomizing sheet 1 is suspended without being constrained by any object, the amplitude ratio is larger, the atomizing effect is good, and the smoke amount is large.

A limiting plate 5 is arranged in the shell 2, and an atomizing cavity (not marked) is formed between the limiting plate 5 and the oil cavity 4; the atomization section 106 of the ultrasonic atomization sheet 1 is inserted into the atomization cavity, and the fixing section 107 of the ultrasonic atomization sheet 1 is arranged outside the atomization cavity and is clamped and fixed by the fixing seat 20; one end of the oil guide mechanism 3 is inserted into the oil cavity 4, and the other end of the oil guide mechanism 3 extends into the atomizing cavity and is in contact with the atomizing section 106 of the ultrasonic atomizing sheet 1; in this embodiment, the oil guide mechanism 3 is perpendicular to the atomization section 106 of the ultrasonic atomization sheet 1, and a gap 6 is formed between the limiting plate 5 and the atomization section 106 of the ultrasonic atomization sheet 1, so that the amplitude increase of the atomization section 106 of the ultrasonic atomization sheet 1 in the high-frequency oscillation process is improved, and the atomization effect is improved.

Because there is clearance 6 between the atomizing section 106 of limiting plate 5 and ultrasonic atomization piece 1, so heat that ultrasonic atomization piece 1 working process produced gives off slowly to limiting plate 5, consequently these heats can further be absorbed by smog, promote smog taste, simultaneously because ultrasonic atomization piece 1 is rectangular shape, so high temperature that atomizing section 106 produced in the working process can lead to on the fixed segment 107, thereby can prevent that atomizing section 106 from splitting because of high temperature in the working process, prolong ultrasonic atomization piece 1's life.

Be equipped with atomizing overcoat 7, atomizing endotheca 8 in the shell 2, lead oily mechanism 3 and be rectangular shape cup structure, the same with the shape of ultrasonic atomization piece 1, can improve and lead the area of contact of oily mechanism 3 and ultrasonic atomization piece 1, lead 3 lateral walls covers of oily mechanism and locate between atomizing overcoat 7 and atomizing endotheca 8, lead the outer bottom surface of oily mechanism 3 and contact with the atomizing face of ultrasonic atomization piece 1.

A partition plate 9 is arranged in the atomizing inner sleeve 8, the atomizing inner sleeve 8 is divided into a first cavity 10 and a second cavity 11 by the partition plate 9, the first cavity 10 is communicated with the oil bin 4, and the second cavity 11 is communicated with the inner bottom surface of the oil guide mechanism 3; the side wall of the atomizing inner sleeve 8 corresponding to the first cavity 10 is provided with an oil passing groove 801 communicating the oil bin 4 and the oil guide mechanism 3, and the tobacco tar in the oil bin 4 is contacted with the oil guide mechanism 3 through the oil passing groove 801.

The top of the shell 2 is connected with a suction nozzle 12, a vent pipe 13 is arranged in the shell 2, one end of the vent pipe 13 is communicated with an air inlet 14, the other end of the vent pipe 13 penetrates through the first cavity 10 to be communicated with the second cavity 11, and an air passing hole 301 communicated with the second cavity 11 and the suction nozzle 12 is formed in the side wall of the oil guide mechanism 3.

The second cavity 11 is a cavity communicated with the atomization surface of the ultrasonic atomization sheet 1, the smoke generated by ultrasonic atomization is stored in the second cavity 11, air enters the second cavity 11 from the air inlet 14 through the air pipe, the smoke in the second cavity 11 is taken away from the air passing hole 301, and the smoke enters the oral cavity of a user through the suction nozzle 12.

The length direction of ultrasonic atomization piece 1 is parallel with the length direction of electron cigarette, does benefit to the miniaturization of ultrasonic wave electron cigarette.

A spring 15 is arranged in the outer shell 2, one end of the spring 15 is abutted against the outer wall of the atomizing inner sleeve 8, and the other end of the spring 15 is abutted against the inner bottom surface of the oil guide mechanism 3. The spring 15 is used for realizing the reliable contact of the oil guide mechanism 3 and the ultrasonic atomization sheet.

Still be equipped with support 16, PCB board 17 and battery 18 in the shell 2, PCB board 17, battery 18, fixing base 20 and atomizing overcoat 7 are all fixed through support 16. The limiting plate 5 fixes the fixing seat 20 on the bracket 16, so that the ultrasonic atomization sheet 1 is fixed, and the atomization effect is prevented from being influenced by the inclination of the ultrasonic atomization sheet 1 in the working process; a smoke oil cover 21 is arranged at the opening of the oil bin 4, and the smoke oil cover 21 is opened to fill oil into the oil bin 4.

The side wall of the shell 2 is provided with a key 19 for controlling whether the ultrasonic electronic cigarette works or not.

As shown in fig. 7 to 10, the structure of the second embodiment of the ultrasonic atomization sheet is shown, in the second embodiment, the ultrasonic atomization sheet 1 includes a sheet-shaped piezoelectric substrate 101, a surface electrode 102 fixedly arranged on one side surface of the piezoelectric substrate 101, and a driving electrode 103 fixedly arranged on the other side surface of the piezoelectric substrate 101, and the piezoelectric substrate 101 is in a long strip shape.

One side surface of the piezoelectric substrate 101 is fully covered by the surface electrode 102, the central area of the other side surface of the piezoelectric substrate 101 is covered by the driving electrode 103, and the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 3: 2 to 4:1, the preferred embodiment of this example is 2: 1. The atomization area is large, the smoke amount is large, and the atomization effect is good.

The outer edge of the piezoelectric substrate 101 is provided with a first welding point 104 connected with the surface electrode 102, and the outer edge of the piezoelectric substrate 101 is provided with a second welding point 105 connected with the driving electrode 103. The two poles of the power supply are respectively connected with the first welding point 104 and the second welding point 105, so that the two poles of the power supply can be electrically connected with the surface electrode 102 and the driving electrode 103.

The piezoelectric substrate 101 is made of piezoelectric ceramics.

The first welding spot 104 and the second welding spot 105 are both arranged on the fixed section 107 of the ultrasonic atomization sheet 1. The ultrasonic atomization piece 1 is composed of two sections of the fixed section 107 and the atomization section 106, therefore, in the ultrasonic electronic cigarette using the ultrasonic atomization piece 1, the fixed section 107 is fixed by the fixed seat 20, so that the atomization amplitude of the fixed section 107 is small, the first welding point 104 and the second welding point 105 are arranged on the fixed section 107 with small amplitude, the first welding point 104 and the second welding point 105 are prevented from being pulled and falling off when the ultrasonic atomization piece 1 is atomized, and the conductive reliability and the working reliability of the ultrasonic atomization piece 1 are ensured. Meanwhile, the first welding point 104 and the second welding point 105 are arranged on the fixed section, so that the influence of high temperature generated in the welding process on the performance of the atomization section 106 can be avoided; the atomizing section 106 of the ultrasonic atomizing sheet 1 is arranged in a suspended manner, so that the atomizing amount is increased.

As shown in fig. 11 to 14, the structure of the third embodiment of the ultrasonic atomization sheet is shown, in the third embodiment, the ultrasonic atomization sheet 1 includes a sheet-shaped piezoelectric substrate 101, a surface electrode 102 fixedly disposed on one side surface of the piezoelectric substrate 101, and a driving electrode 103 fixedly disposed on the other side surface of the piezoelectric substrate 101, the piezoelectric substrate 101 is in a long strip shape, the piezoelectric substrate 101 is composed of an atomization section 106 and a fixed section 107 which are interconnected, the surface electrode 102 is fixedly disposed on one side surface of the atomization section 106, and the driving electrode 103 is fixedly disposed on the other side surface of the atomization section 106.

The piezoelectric substrate 101 is made of piezoelectric ceramics.

When the surface electrode 102 and the driving electrode 103 are electrified, the atomization section 106 is driven by the potential change to perform high-frequency atomization, and the atomization amplitude of the atomization section 106 is maximum, so that the tobacco tar or other smoke-producing substances contacted on the surface of the atomization section 106 are atomized to generate smoke.

The surface electrode 102 and the driving electrode 103 are both rectangular, so that the atomization effect of the ultrasonic atomization sheet can be improved.

One side surface of the atomizing section 106 is fully covered by the surface electrode 102, the central area of the other side surface of the atomizing section 106 is covered by the driving electrode 103, and the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 3: 2 to 4:1, the preferred embodiment of this example is 2: 1.

The piezoelectric substrate 101 is further provided with a first welding point 104 connected to the surface electrode 102 and a second welding point 105 connected to the driving electrode 103.

The two poles of the power supply are respectively connected with the first welding point 104 and the second welding point 105, so that the two poles of the power supply can be electrically connected with the surface electrode 102 and the driving electrode 103.

The first welding point 104 and the second welding point 105 are both arranged on the outer surface of the fixed section 107, a first conductive lead 108 for connecting the first welding point 104 and the surface electrode 102 is fixedly arranged on the piezoelectric substrate 101, and a second conductive lead 109 for connecting the second welding point 105 and the driving electrode 103 is fixedly arranged on the piezoelectric substrate 101.

The first welding point 104 and the second welding point 105 are arranged on the fixing section 107 with small amplitude, so that the first welding point 104 and the second welding point 105 are prevented from being pulled and falling off when the ultrasonic atomization sheet 1 is atomized, and the conductive reliability and the working reliability of the ultrasonic atomization sheet 1 are ensured. Meanwhile, the first welding point 104 and the second welding point 105 are arranged on the fixed section 107, and the influence on the performance of the atomizing section 106 caused by high temperature generated in the welding process can be avoided.

As shown in fig. 15 to 16, the structure of the fourth embodiment of the ultrasonic atomization sheet is repeated in the third embodiment, except that the first conductive lead 108 and the second conductive lead 109 are not included in the fourth embodiment, the first welding point 104 is disposed at the outer edge of the surface electrode 102, and the second welding point 105 is disposed at the outer edge of the driving electrode 103. The first welding point 104 is directly arranged beside the surface electrode 102, and the second welding point 105 is directly arranged beside the driving electrode 103, so that the use of a conductive lead for connecting the welding point and the electrode is avoided, and the cost is reduced.

As shown in fig. 17 to 19, the structure of the fifth embodiment of the ultrasonic atomization sheet is shown, and the fifth embodiment repeats the third embodiment, except that the first conductive lead 108 is shaped as an isosceles trapezoid, the large end of the first conductive lead 108 is connected with the surface electrode 102 in a smooth transition manner, and the small end of the first conductive lead 108 is connected with the first welding point 104 in a smooth transition manner; the second conductive lead 109 is shaped like an isosceles trapezoid, the large end of the second conductive lead 109 is connected with the driving electrode 103 in a smooth transition manner, and the small end of the second conductive lead 109 is connected with the second welding point 105 in a smooth transition manner. The transitional connection between the first conductive lead 108 and the surface electrode 102 and the transitional connection between the second conductive lead 109 and the driving electrode 103 have no big sharp angle, so that the processing is convenient, and the bonding is more stable.

In addition, in the fifth embodiment, one side surface of the atomizing section 106 is composed of a setting area i where the surface electrode 102 is fixed and an exposed area ii where the surface electrode 102 is not fixed, the setting area i and the exposed area ii are arranged along the length direction of the atomizing section 106, and the setting area i is closer to the fixing section 107 than the exposed area ii; the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 2: 1. the surface electrode 102 is away from the end of the atomization section 106, so that heat generated by the ultrasonic atomization piece 1 in the atomization process can be diffused towards two ends, the heat dissipation speed is high, the atomization effect is better, the atomization section 106 is prevented from cracking due to high temperature in the working process, and the service life of the ultrasonic atomization piece 1 is prolonged.

As shown in fig. 20 to 22, a sixth embodiment of the ultrasonic atomization sheet is configured, and the sixth embodiment repeats the fourth embodiment, except that one side surface of the atomization section 106 is composed of a coating area i where the surface electrode 102 is fixed and an exposed area ii where the surface electrode 102 is not fixed, the coating area i and the exposed area ii are arranged along the length direction of the atomization section 106, and the coating area i is closer to the fixing section 107 than the exposed area ii; the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 3: 2 to 4:1, the preferred embodiment of this example is 2: 1. The surface electrode 102 is away from the end of the atomization section 106, so that heat generated by the ultrasonic atomization piece 1 in the atomization process can be diffused towards two ends, the heat dissipation speed is high, the atomization effect is better, the atomization section 106 is prevented from cracking due to high temperature in the working process, and the service life of the ultrasonic atomization piece 1 is prolonged.

As shown in fig. 23 to 26, in the seventh embodiment, the ultrasonic atomization sheet 1 includes a sheet-shaped piezoelectric substrate 101, a surface electrode 102 fixedly disposed on one side surface of the piezoelectric substrate 101, and a driving electrode 103 fixedly disposed on the other side surface of the piezoelectric substrate 101, and is characterized in that the piezoelectric substrate 101 is in a strip shape, the piezoelectric substrate 101 is composed of an atomization segment 106 and a fixed segment 107 which are interconnected, the surface electrode 102 is fixedly disposed on one side surface of the atomization segment 106, and the driving electrode 103 is fixedly disposed on the other side surface of the atomization segment 106. The surface electrode 102 and the driving electrode 103 are both circular.

The piezoelectric substrate 101 is made of piezoelectric ceramics.

When the surface electrode 102 and the driving electrode 103 are electrified, the atomization section 106 is driven by the potential change to perform high-frequency atomization, and the atomization amplitude of the atomization section 106 is maximum, so that the tobacco tar or other smoke-producing substances contacted on the surface of the atomization section 106 are atomized to generate smoke.

The outer end of the atomization section 106 is an arc surface. One side surface of the atomizing section 106 is fully covered by the surface electrode 102, the central area of the other side surface of the atomizing section 106 is covered by the driving electrode 103, and the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 2: 1.

the piezoelectric substrate 101 is further provided with a first welding point 104 connected to the surface electrode 102 and a second welding point 105 connected to the driving electrode 103.

The two poles of the power supply are respectively connected with the first welding point 104 and the second welding point 105, so that the two poles of the power supply can be electrically connected with the surface electrode 102 and the driving electrode 103.

The first welding point 104 and the second welding point 105 are both arranged on the outer surface of the fixed section 107, a first conductive lead 108 for connecting the first welding point 104 and the surface electrode 102 is fixedly arranged on the piezoelectric substrate 101, and a second conductive lead 109 for connecting the second welding point 105 and the driving electrode 103 is fixedly arranged on the piezoelectric substrate 101.

The first welding point 104 and the second welding point 105 are arranged on the fixing section 107 with small amplitude, so that the first welding point 104 and the second welding point 105 are prevented from being pulled and falling off when the ultrasonic atomization sheet 1 is atomized, and the conductive reliability and the working reliability of the ultrasonic atomization sheet 1 are ensured. Meanwhile, the first welding point 104 and the second welding point 105 are arranged on the fixed section 107, and the influence on the performance of the atomizing section 106 caused by high temperature generated in the welding process can be avoided.

As shown in fig. 27 to 28, the structure of the eighth embodiment of the ultrasonic atomization sheet, which is the seventh embodiment, is repeated, except that the eighth embodiment does not include the first conductive lead 108 and the second conductive lead 109, the first welding point 104 is provided at the outer edge of the surface electrode 102, and the second welding point 105 is provided at the outer edge of the driving electrode 103. The first welding point 104 is directly arranged beside the surface electrode 102, and the second welding point 105 is directly arranged beside the driving electrode 103, so that the use of a conductive lead for connecting the welding point and the electrode is avoided, and the cost is reduced.

As shown in fig. 29 to 31, the structure of the ninth embodiment of the ultrasonic atomization sheet is shown, and the seventh embodiment is repeated in the ninth embodiment, except that the first conductive lead 108 is shaped like an isosceles trapezoid, the large end of the first conductive lead 108 is connected with the surface electrode 102 in a smooth transition manner, and the small end of the first conductive lead 108 is connected with the first welding point 104 in a smooth transition manner; the second conductive lead 109 is shaped like an isosceles trapezoid, the large end of the second conductive lead 109 is connected with the driving electrode 103 in a smooth transition manner, and the small end of the second conductive lead 109 is connected with the second welding point 105 in a smooth transition manner. The transitional connection between the first conductive lead 108 and the surface electrode 102 and the transitional connection between the second conductive lead 109 and the driving electrode 103 have no big sharp angle, so that the processing is convenient, and the bonding is more stable.

In addition, in the ninth embodiment, one side surface of the atomizing section 106 is composed of a setting area i where the surface electrode 102 is fixed and an exposed area ii where the surface electrode 102 is not fixed, the setting area i and the exposed area ii are arranged along the length direction of the atomizing section 106, and the setting area i is closer to the fixing section 107 than the exposed area ii; the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 2: 1. the surface electrode 102 is away from the end of the atomization section 106, so that heat generated by the ultrasonic atomization piece 1 in the atomization process can be diffused towards two ends, the heat dissipation speed is high, the atomization effect is better, the atomization section 106 is prevented from cracking due to high temperature in the working process, and the service life of the ultrasonic atomization piece 1 is prolonged.

As shown in fig. 32 to 34, a tenth embodiment of an ultrasonic atomization sheet is shown, and an eighth embodiment is repeated in the tenth embodiment, except that a side surface of the atomization section 106 is composed of a coating area i where the surface electrode 102 is fixed and an exposed area ii where the surface electrode 102 is not fixed, the coating area i and the exposed area ii are arranged along the length direction of the atomization section 106, and the coating area i is closer to the fixing section 107 than the exposed area ii; the ratio of the area of the surface electrode 102 to the area of the driving electrode 103 is 2: 1. the surface electrode 102 is away from the end of the atomization section 106, so that heat generated by the ultrasonic atomization piece 1 in the atomization process can be diffused towards two ends, the heat dissipation speed is high, the atomization effect is better, the atomization section 106 is prevented from cracking due to high temperature in the working process, and the service life of the ultrasonic atomization piece 1 is prolonged.

As shown in fig. 35 to 37, the structure of the first embodiment of the ultrasonic atomization sheet is shown, and the seventh embodiment is repeated in the first embodiment, except that the outer ends of the atomization section 106 and the fixed section 107 are both arc surfaces, so that the atomization section 106 and the fixed section 107 are not required to be distinguished during processing, and the manufacturing time and cost are saved.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (13)

1. An ultrasonic electronic cigarette comprises a shell (2), wherein a fixed seat (20), an ultrasonic atomization sheet (1), an oil guide mechanism (3) and an oil bin (4) are arranged in the shell (2), the ultrasonic atomization sheet (1) is fixed through the fixed seat (20), and the oil bin (4) is communicated with an atomization surface of the ultrasonic atomization sheet (1) through the oil guide mechanism (3); the ultrasonic atomization sheet (1) comprises a sheet-shaped piezoelectric substrate (101), a surface electrode (102) fixedly arranged on one side surface of the piezoelectric substrate (101), and a driving electrode (103) fixedly arranged on the other side surface of the piezoelectric substrate (101), and is characterized in that the piezoelectric substrate (101) is in a long strip shape; the piezoelectric substrate (101) is composed of an atomization section (106) and a fixed section (107) which are connected with each other, the fixed section (107) is fixed through a fixed seat (20), and the atomization section (106) is arranged in a suspended mode.

2. The ultrasonic electronic cigarette according to claim 1, wherein a limiting plate (5) is arranged in the housing (2), the limiting plate (5) is located on one side of the ultrasonic atomization sheet (1), and the oil guide mechanism (3) is located on the other side of the ultrasonic atomization sheet (1); a gap (6) is arranged between the limiting plate (5) and the atomizing section (106) of the ultrasonic atomizing sheet (1).

3. An ultrasonic electronic cigarette according to claim 1 or 2, characterized in that an outer atomizing sleeve (7) and an inner atomizing sleeve (8) are provided in the housing (2), the oil guide mechanism (3) is cup-shaped, the side wall of the oil guide mechanism (3) is sleeved between the outer atomizing sleeve (7) and the inner atomizing sleeve (8), and the outer bottom surface of the oil guide mechanism (3) is in contact with the atomizing surface of the ultrasonic atomizing plate (1).

4. The ultrasonic electronic cigarette according to claim 3, wherein a partition plate (9) is arranged in the atomizing inner sleeve (8), the atomizing inner sleeve (8) is divided into a first cavity (10) and a second cavity (11) by the partition plate (9), the first cavity (10) is communicated with the oil bin (4), and the second cavity (11) is communicated with the inner bottom surface of the oil guide mechanism (3); and the side wall of the atomizing inner sleeve (8) corresponding to the first cavity (10) is provided with an oil passing groove (801) for communicating the oil bin (4) with the oil guide mechanism (3).

5. The ultrasonic electronic cigarette according to claim 4, wherein the top of the housing (2) is connected with a suction nozzle (12), a vent pipe (13) is arranged in the housing (2), one end of the vent pipe (13) is communicated with the air inlet hole (14), the other end of the vent pipe (13) is communicated with the second cavity (11), and the side wall of the oil guide mechanism (3) is provided with an air passing hole (301) for communicating the second cavity (11) with the suction nozzle (12).

6. An ultrasonic electronic cigarette according to claim 1 or 2, characterized in that the length direction of the ultrasonic atomization sheet (1) is parallel to the length direction of the electronic cigarette.

7. An ultrasonic electronic cigarette according to claim 3, further comprising a spring (15), wherein one end of the spring (15) abuts against the outer wall of the inner atomizing sleeve (8), and the other end of the spring (15) abuts against the inner bottom surface of the oil guide mechanism (3).

8. An ultrasonic electronic cigarette according to claim 1, wherein one side surface of the piezoelectric substrate (101) is entirely covered with the surface electrode (102), the central area of the other side surface of the piezoelectric substrate (101) is covered with the driving electrode (103), and the ratio of the area of the surface electrode (102) to the area of the driving electrode (103) is a: b.

9. an ultrasonic electronic cigarette according to claim 1, wherein the surface electrode (102) is fixedly arranged on one side surface of the atomizing section (106), and the driving electrode (103) is fixedly arranged on the other side surface of the atomizing section (106).

10. The ultrasonic electronic cigarette of claim 9, wherein the surface electrode (102) and the drive electrode (103) are both rectangular; alternatively, the surface electrode (102) and the driving electrode (103) are both circular.

11. An ultrasonic electronic cigarette according to claim 10, characterized in that one side surface of the atomizing section (106) is fully covered by the surface electrode (102), the central area of the other side surface of the atomizing section (106) is covered by the driving electrode (103), and the ratio of the area of the surface electrode (102) to the area of the driving electrode (103) is a: b, wherein a is greater than b.

12. The ultrasonic electronic cigarette according to claim 10, wherein one side surface of the atomizing section (106) is composed of a setting area (i) where the surface electrode (102) is fixed and an exposed area (ii) where the surface electrode (102) is not fixed, the setting area (i) and the exposed area (ii) are arranged along the length direction of the atomizing section (106), and the setting area (i) is closer to the fixing section (107) than the exposed area (ii); the ratio of the area of the surface electrode (102) to the area of the drive electrode (103) is a: b, wherein a is greater than b.

13. An ultrasonic electronic cigarette according to any of claims 8 to 12, characterized in that the outer edge of the piezoelectric substrate (101) is provided with a first weld (104) to the surface electrode (102), and the outer edge of the piezoelectric substrate (101) is provided with a second weld (105) to the driving electrode (103); the first welding point (104) and the second welding point (105) are arranged on the fixed section (107).

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