WO2020244450A1

WO2020244450A1 - Electronic cigarette atomizer

Info

Publication number: WO2020244450A1
Application number: PCT/CN2020/093155
Authority: WO
Inventors: 林光榕; 郑贤彬
Original assignee: 惠州市新泓威科技有限公司
Priority date: 2019-06-03
Filing date: 2020-05-29
Publication date: 2020-12-10
Also published as: CA3134178A1; US20220007716A1; CN110051051A

Abstract

Disclosed is an electronic cigarette atomizer, comprising an outer tube (2), a cigarette holder component (1) arranged at one end of the outer tube (2), a connecting component (4) arranged at the other end of the outer tube (2), and an atomization component (3) arranged inside the outer tube (2). The cigarette holder component (1) comprises a cigarette holder housing (10) with a mouthpiece end (101) at one end and a connecting end (102) at the other end, and the middle of the cigarette holder housing (10) is provided with a smoke channel (103) that penetrates through the mouthpiece end (101) and the connecting end (102). The atomization component (3) includes an integrated two-stage tubular body (30) composed of a smoke outlet tube (301) with a small upper diameter and an atomization tube (302) with a large lower diameter; a storage cavity (5) for storing a smoke substrate is disposed between the outer wall of the two-stage tubular body (30) and the inner wall of the outer tube (2); the inside of the atomization tube (302) is sleeved with a tubular atomizing core (31) for heating and atomizing the smoke substrate; a substrate through hole (303) is formed in the wall of the atomizing tube (302); a small exhaust hole (304) is formed in the upper wall of the smoke outlet tube (301). When the cigarette holder component (1) is assembled, the connecting end (102) is inserted between the outer tube (2) and the smoke outlet tube (301) to generate compressed air, and the small exhaust hole (304) is used for discharging the compressed air to prevent the smoke substrate from leaking under the action of the compressed air.

Description

Electronic Cigarette

Technical field

The present invention relates to the technical field of electronic cigarettes. More specifically, the present invention relates to an electronic cigarette vaporizer.

Background technique

E-cigarettes usually use the e-cigarette liquid through the atomizer to emit smoke for use by smokers. Existing e-cigarettes include an atomizer and a battery rod. The e-cigarette generally has a mouthpiece, a liquid storage chamber, Atomizing components, etc. The e-liquid stored in the liquid storage cavity of the existing electronic cigarette vaporizer generally has a relatively low viscosity, and cannot atomize the waxy e-liquid that has a relatively high viscosity and does not flow easily at room temperature. .

In addition, the existing e-cigarette vaporizers are usually filled with e-cigarette liquid before leaving the factory. Therefore, during long-distance transportation, due to bumps, vibrations and other reasons, it is easy to cause leakage of the liquid, which may cause problems for users when they use them. Experience.

Summary of the invention

technical problem

The purpose of the present invention is to provide an electronic cigarette vaporizer, which can overcome the above technical shortcomings.

The solution to the problem

Technical solutions

The technical solution of the present invention is realized as follows: an electronic cigarette atomizer, comprising an outer tube, a cigarette holder assembly arranged at one end of the outer tube, a connecting assembly arranged at the other end of the outer tube, and an atomizing assembly arranged inside the outer tube, The cigarette holder assembly includes a cigarette holder housing with a mouthpiece end at one end and a connecting end at the other end, a smoke channel penetrating the mouthpiece end and the connecting end is provided in the middle of the mouthpiece housing, and the atomization assembly includes an integrally formed upper tube A two-stage tubular body composed of a smoke outlet pipe with a smaller diameter and an atomization pipe with a larger lower pipe diameter is connected. A storage cavity for storing the aerosol matrix is provided between the outer wall of the two-stage tubular body and the inner wall of the outer pipe, so The atomization tube is sleeved with a tubular atomization core for heating and atomizing the smoke matrix, the wall of the atomization tube is provided with a matrix through hole, and the upper end wall of the smoke outlet tube is provided with an exhaust hole When the cigarette holder assembly is assembled, the connecting end is inserted into the outer tube and the smoke outlet pipe in a tight fit to generate compressed air, and the exhaust hole is used to discharge the compressed air to avoid the smoke matrix Leakage occurs under the action of compressed air.

Preferably, the two-stage tubular body is made of a non-rust, corrosion-resistant, and easily thermally conductive material, and the excess heat after the tubular atomization core heats the smoke matrix is quickly transferred to the storage through the two-stage tubular body The smoke matrix in the cavity allows the smoke matrix to be preheated to enhance fluidity.

Preferably, the smoke base includes e-cigarette liquid that can generate smoke when heated, e-liquid with higher viscosity, or wax-like e-liquid solidified body.

Preferably, the tubular atomization core includes a porous ceramic tube or a porous quartz tube or a porous carbon fiber tube with a heating element embedded therein.

Preferably, a liquid-permeable layer is further provided between the inner wall of the atomization tube and the tubular atomization core.

Preferably, the liquid-permeable layer is made of non-woven fabric or carbon fiber or quartz fiber or organic cotton.

Preferably, the cigarette holder assembly further includes a cigarette holder sealing ring, the wall of the connecting end of the cigarette holder housing is axially provided with an annular groove, and the cigarette holder sealing ring is arranged in the groove and is connected to the smoke outlet. The outer wall of the tube is tightly connected.

Preferably, a metal ring is sleeved between the outer wall of the cigarette holder sealing ring and the cigarette holder housing.

Preferably, the connecting assembly includes a base provided with a through hole in the axial direction, the upper part of the base is inserted between the outer tube and the atomizing tube, and the lower part of the base is provided with an outer wall with a reduced outer diameter and is mounted on the outer wall. A connecting thread is provided on the upper part, and the connecting thread is used to connect the battery rod so that the electronic cigarette atomizer and the battery rod form an electronic cigarette, and a positive electrode is sleeved in the through hole of the base.

Preferably, the two ends of the outer tube are respectively sleeved with metal sleeves.

The beneficial effects of the invention

Beneficial effect

Before the cigarette holder assembly is inserted, the outer wall of the two-stage tubular body and the inner wall of the outer tube are completely open. This structure is convenient for injecting the smoke matrix; the connection method of inserting the cigarette holder assembly into the outer tube by external force is also convenient for machine or manual operation. To further facilitate the liquid injection operation in overseas sales locations; when assembling the cigarette holder assembly, the connecting end is inserted into the outer tube and the smoke outlet in a tight fit, and the compressed air between the outer tube and the smoke outlet is discharged from the exhaust hole. Reduce the pressure in the storage cavity to prevent the aerosol matrix from being squeezed out through the matrix through holes under pressure, and avoid the aerosol matrix from leaking during assembly; the two-stage tubular body is made of a heat-conductive material in one piece to atomize the tube The excess heat generated by the core when it is energized is absorbed and transmitted to the smoke matrix through the two-stage tubular body, so that the higher viscosity e-liquid or waxy e-liquid solidified body is preheated, and the viscosity is reduced to enhance fluidity. The smoke matrix can easily penetrate into the tubular atomization core through the matrix through holes, so as to provide more smoke matrix during atomization, so as to generate more smoke per unit time, so that users can get a smooth smoking experience.

Brief description of the drawings

Description of the drawings

Figure 1 is a front view of the electronic cigarette atomizer of the present invention;

Figure 2 is a side view of the electronic cigarette atomizer of the present invention;

Figure 3 is an exploded view of the structure of the electronic cigarette atomizer of the present invention;

4 is an exploded view of the structure of the atomization component of the present invention;

Figure 5 is a cross-sectional view of the electronic cigarette atomizer of the present invention with the cigarette holder assembly removed;

Figure 6 is an exploded view of the structure of the cigarette holder assembly of the present invention;

Figure 7 is a front cross-sectional view of the electronic cigarette atomizer of the present invention;

Figure 8 is a side sectional view of the electronic cigarette atomizer of the present invention;

Figure 9 is a cross-sectional view of the base of the present invention;

Figure 10 is an exploded view of the structure of the connecting assembly of the present invention;

Figure 11 is an exploded view of the outer tube structure of the present invention.

The best embodiment for implementing the invention

The best mode of the invention

In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and embodiments.

The electronic cigarette atomizer of the present invention, in order to facilitate the following description, the suction mouth of the electronic cigarette atomizer is placed upright as shown in the figure, and the "upper, lower, upper, lower, upper, and lower ends of each component described in this article" The descriptions of ", above, below", etc., all refer to the vertical positional relationship of the electronic cigarette atomizer when the suction port of the electronic cigarette atomizer is placed upright.

Invention embodiment

Example

As shown in Figures 1 to 3, the electronic cigarette atomizer of the embodiment of the present invention includes an outer tube 2, a cigarette holder assembly 1 provided at one end of the outer tube 2, a connecting assembly 4 provided at the other end of the outer tube 2, and The atomization assembly 3 inside the tube 2.

As shown in Figures 4 and 5, the atomization assembly 3 includes an integrally formed two-stage tubular body 30 composed of a smoke outlet pipe 301 with a smaller upper pipe diameter and an atomization pipe 302 with a larger lower pipe diameter. The tubular body 30 is made of a non-rusting, corrosion-resistant, and easily thermally conductive material such as stainless steel. A storage cavity 5 for storing a smoke matrix is provided between the outer wall of the two-stage tubular body 30 and the inner wall of the outer tube 2. The inside of the chemical tube 302 is sheathed with a tubular atomizing core 31 for heating and atomizing the smoke matrix. The wall of the atomizing tube 302 is provided with a matrix through hole 303, and the upper end of the smoke outlet tube 301 is provided with an exhaust hole 304. .

In this embodiment, the smoke matrix includes e-cigarette liquid that can produce smoke when heated, e-liquid with higher viscosity, or waxy e-liquid solidified body, etc.

As shown in FIGS. 5-7, the cigarette holder assembly 1 includes a cigarette holder housing 10 with a mouthpiece end 101 at one end and a connecting end 102 at the other end. A smoke channel 103 is provided in the middle of the mouthpiece housing 10 through the mouthpiece end and the connecting end. When the cigarette holder assembly 1 is assembled, the connecting end 102 is inserted into the outer tube 2 and the smoke outlet tube 301 in a tight fit, and the air in the storage cavity 5 is compressed between the outer tube 2 and the smoke outlet tube 301, and the compressed air is discharged by itself The small air holes 304 are discharged, and the pressure in the storage cavity 5 is reduced to prevent the aerosol matrix from being extruded through the matrix through-holes 303 under the pressure of compressed air to cause leakage, so as to prevent the aerosol matrix from leaking during assembly.

In the embodiment of the present invention, the cigarette holder assembly 1 is inserted into the outer tube 2 by external force to be connected and fixed by tight fitting. Before the cigarette holder assembly is inserted, the outer wall of the two-stage tubular body 30 and the inner wall of the outer tube 2 are completely open. This structure is convenient for injecting e-cigarette liquid, high-viscosity e-liquid or waxy e-liquid solidified smoke matrix. In this way, when e-cigarette vaporizer is sold overseas, it is not necessary to inject the smoke matrix before leaving the factory, but arrive Inject after the sale. The cigarette holder assembly 1 is inserted into the outer tube 2 by external force, which is also convenient for machine or manual operation, and further facilitates the liquid injection operation in overseas sales locations.

The two-stage tubular body 30 is made of a non-rust, corrosion-resistant, and easily thermally conductive material such as stainless steel. The two-stage tubular body 30 is made of an easily thermally conductive material, so that the tubular atomizing core 31 is produced when it is energized. The excess heat is absorbed by the two-stage tubular body 30 and transferred to the smoke matrix, so that the higher viscosity e-liquid or waxy e-liquid solidified body is preheated, and the viscosity is reduced, which is beneficial to enhance the fluidity and make the smoke matrix easy to pass The matrix through hole 303 penetrates into the tubular atomizing core 31 to provide more aerosol matrix during atomization, thereby generating more aerosol volume per unit time, so that the user can get a smooth smoking experience.

In this embodiment, the tubular atomization core 31 is a porous ceramic tube, a porous quartz tube, or a porous carbon fiber tube with a heating element embedded therein.

As shown in Figure 4, in this embodiment, a liquid-permeable layer 32 is also provided between the inner wall of the atomization tube 301 and the tubular atomization core 31. The liquid-permeable layer 32 is made of non-woven fabric or carbon fiber or quartz fiber or organic cotton. Made of materials.

As shown in Figures 6-8, the cigarette holder assembly 1 further includes a cigarette holder sealing ring 11. The wall of the connecting end 102 of the cigarette holder housing 10 is axially provided with an annular groove 104, and the cigarette holder sealing ring 11 is arranged in the groove 104 And it is tightly connected with the outer wall of the smoke outlet pipe 301. A metal ring 12 is also sleeved between the outer wall of the cigarette holder sealing ring 11 and the cigarette holder housing 10. The metal ring 12 can strengthen the rigidity of the connecting end and avoid the connection caused by deformation when the cigarette holder housing 10 is made of plastic material. Loose, and looseness can easily cause the cigarette holder shell to fall off and the smoke matrix to leak.

As shown in Figure 7, the direction shown by the continuous arrow in the figure is the flow direction of the smoke matrix, that is, after the smoke matrix is preheated by the outer wall of the two-stage tubular body 30, it flows downward from the storage cavity 5 and passes through the matrix on the atomization tube 302 The through hole 303 penetrates into the tubular atomizing core 31, and the heating element in the tubular atomizing core 31 is energized and heated to heat and atomize the smoke matrix into electronic cigarettes. The electronic cigarettes are emitted from the middle through holes of the atomizing core 31 and sucked upwards.

As shown in Figure 8, the direction shown by the continuous arrow in the figure is the flow direction of the air intake and the electronic cigarette, that is, the outside air flows upward from the middle through hole of the positive electrode 41 of the connection assembly 4 under the suction of the user, and passes through the pipe When the atomization core 31 is shaped like a tube, the electronic smoke generated by the tubular atomization core 31 is driven upwards through the outlet pipe 301 and the smoke channel 103 of the cigarette holder housing 10, and then is inhaled into the mouth of the user.

As shown in Figures 9 and 10, the connecting assembly 4 includes a base 40 provided with a through hole 401 in the axial direction. The upper part of the base 40 is inserted between the outer tube and the atomizing tube, and the lower part of the base 40 is provided with a reduced outer diameter The outer wall is provided with a connecting thread 402 on the outer wall. The connecting thread 401 is used to connect the battery rod so that the electronic cigarette atomizer and the battery rod form an electronic cigarette. The through hole 401 of the base 40 is sleeved with a positive electrode 41 and a positive electrode 41 An electrode insulating ring 42 is provided between the base 40 and the base 40 also serves as a negative electrode at this time, so the electrode insulating ring 42 is required for insulation between the two. The upper part of the through hole 401 of the base 40 is also provided with an insulating sleeve 44 which supports the tubular atomization core 31 upwards to prevent the tubular atomization core 31 and its electrode from contacting the base 40 as the negative electrode. The base 40 is located between the outer tube 2 and the atomization tube 302 and is further provided with a bottom sealing ring 43, which is used to prevent the aerosol matrix in the storage cavity 5 from leaking from the bottom.

As shown in Figure 11, the two ends of the outer tube 2 are respectively sleeved with

metal sleeves

21 and 22. The

metal sleeves

21 and 22 can strengthen the rigidity of the two ends of the outer tube and prevent the outer tube from being easily compressed when it is made of plastic material. The resulting deformation causes the connection at both ends to loosen.

Industrial applicability

The foregoing descriptions are only preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the scope of the claims of the present invention shall fall within the scope of the claims of the present invention.

Claims

An electronic cigarette atomizer, comprising an outer tube, a cigarette holder assembly arranged at one end of the outer tube, a connecting assembly arranged at the other end of the outer tube, and an atomizing assembly arranged inside the outer tube, characterized in that the cigarette holder assembly includes one end It is a cigarette holder housing with a mouthpiece end and a connecting end at the other end. A smoke channel penetrating the mouthpiece end and the connecting end is provided in the middle of the mouthpiece housing. The atomization assembly includes an integrally formed smoke outlet with a smaller upper pipe diameter A two-stage tubular body formed by connecting a tube and an atomization tube with a larger lower tube diameter. A storage cavity for storing aerosol matrix is provided between the outer wall of the two-stage tubular body and the inner wall of the outer tube. Connected with a tubular atomizing core for heating and atomizing the smoke matrix, the wall of the atomizing tube is provided with a matrix through hole, the upper wall of the smoke outlet tube is provided with an exhaust hole, and the cigarette holder assembly is assembled When the connecting end is tightly inserted between the outer tube and the smoke outlet pipe to generate compressed air, the exhaust hole is used to discharge the compressed air to prevent the smoke matrix from leaking under the action of compressed air .
The electronic cigarette atomizer according to claim 1, wherein the two-stage tubular body is made of a non-rusting, corrosion-resistant, and easily thermally conductive material, and the tubular atomization core is superfluous after heating the smoke matrix. Through the two-stage tubular body, the heat is quickly transferred to the smoke matrix in the storage cavity, so that the smoke matrix can be preheated to enhance fluidity.
The electronic cigarette vaporizer according to claim 1, wherein the smoke substrate comprises an electronic cigarette liquid that can produce smoke when heated, a higher viscosity smoke oil, or a waxy smoke liquid solidified body.
The electronic cigarette atomizer according to claim 1, wherein the tubular atomization core comprises a porous ceramic tube or a porous quartz tube or a porous carbon fiber tube with a heating element embedded therein.
The electronic cigarette atomizer according to claim 1, wherein a liquid-permeable layer is further provided between the inner wall of the atomization tube and the tubular atomization core.
The electronic cigarette atomizer of claim 5, wherein the liquid-permeable layer is made of non-woven fabric, carbon fiber, quartz fiber, or organic cotton.
The electronic cigarette atomizer of claim 1, wherein the cigarette holder assembly further comprises a cigarette holder sealing ring, the wall of the connecting end of the cigarette holder housing is axially provided with an annular groove, and the cigarette holder sealing ring It is arranged in the groove and tightly connected with the outer wall of the smoke outlet pipe.
8. The electronic cigarette atomizer of claim 7, wherein a metal ring is sleeved between the outer wall of the cigarette holder sealing ring and the cigarette holder housing.
The electronic cigarette atomizer according to claim 1, wherein the connecting assembly comprises a base provided with a through hole in the axial direction, and the upper part of the base is inserted between the outer tube and the atomizing tube, and The lower part of the base is provided with an outer wall with a reduced outer diameter and a connecting thread is provided on the outer wall. The connecting thread is used to connect the battery rod so that the electronic cigarette atomizer and the battery rod form an electronic cigarette, and the through hole of the base is sleeved There is a positive electrode.
The electronic cigarette vaporizer of claim 1, wherein the two ends of the outer tube are respectively sleeved with metal sleeves.