WO2021103756A1

WO2021103756A1 - Electronic atomization device

Info

Publication number: WO2021103756A1
Application number: PCT/CN2020/115734
Authority: WO
Inventors: 林光榕; 郑贤彬
Original assignee: 深圳市康泓威科技有限公司
Priority date: 2019-11-26
Filing date: 2020-09-17
Publication date: 2021-06-03
Also published as: CN110742319A

Abstract

Disclosed is an electronic atomization device, comprising an outer tube, an inner tube, a mouthpiece assembly and an electrode assembly, wherein the inner tube is coaxially arranged inside the outer tube; the upper ends of the inner tube and the outer tube are simultaneously connected to the mouthpiece assembly, and the lower ends of the inner tube and the outer tube are simultaneously connected to the electrode assembly; the electrode assembly is provided with an electrode and is connected to a power supply device; the mouthpiece assembly comprises a mouthpiece, a clamp spring sheet, a connecting member and a sealing sleeve; through holes are provided in the centers of both the mouthpiece and the connecting member; an outer wall of the upper end of the connecting member is tightly connected to an inner wall of the lower end of the mouthpiece in a sleeving manner; a clamping hole is provided in the center of the clamp spring sheet; the clamp spring sheet is arranged between the mouthpiece and the connecting member; the sealing sleeve is wrapped around an outer wall and inner wall of the lower end of the connecting member; when the mouthpiece assembly is connected to the outer tube and the inner tube, an outer wall of the sealing sleeve is connected to an inner wall of the upper end of the outer tube in a sleeving manner; the upper end of the inner tube passes through the clamping hole in the clamp spring sheet; the clamp spring sheet is clamped in a groove provided in an outer wall of the upper end of the inner tube; and the outer wall of the upper end of the inner tube is connected to inner walls of the connecting member and the sealing sleeve in a sleeved manner. The beneficial effect of the electronic atomization device lies in that the mouthpiece assembly is easy to install and cannot be split after being installed.

Description

Electronic atomization device

Technical field

The present invention relates to the technical field of electronic atomization devices, and more specifically, the present invention relates to an electronic atomization device.

Background technique

Electronic atomizers usually use electronic cigarette liquid or medical liquid to emit smoke for use by smokers. Electronic atomizers generally include electronic atomizers and power supply devices, while electronic atomizers generally have suction nozzles and liquid storage. Cavities, atomization components, etc., the suction nozzle of the existing electronic atomization device is usually connected with the atomizer through a thread or plug. This is easy to disassemble and separate the structure. Although it is convenient to add smoke or liquid medicine, it is also This brings about problems, that is, it may cause children to open the suction nozzle by mistake, resulting in the leakage of e-liquid or liquid medicine or accidental ingestion by children. In addition, the structure of the suction nozzle is easy to disassemble and separate, which also makes it easy for users to add products sold on the market. Smoke liquid or liquid medicine that does not meet the quality and specification requirements, and smoking such liquid or liquid medicine can easily cause health problems for users, and also cause reputation loss to electronic atomizer manufacturers or sellers.

technical problem

The purpose of the present invention is to provide an electronic atomization device, which can overcome the shortcomings of the above-mentioned technology.

Technical solutions

The technical solution of the present invention is realized as follows: It includes an outer tube, an inner tube, a suction nozzle assembly and an electrode assembly. The inner tube is coaxially arranged inside the outer tube, and the upper ends of the inner tube and the outer tube are simultaneously The suction nozzle assembly is connected, the lower ends of the inner tube and the outer tube are simultaneously connected to the electrode assembly, and the gap between the inner tube, the outer tube, the suction nozzle assembly and the electrode assembly constitutes a storage cavity for storing the atomized matrix, The electrode assembly is provided with electrodes and is used to connect with the power supply device, so that the electronic atomization device and the power supply device form an electronic atomizer. The suction nozzle assembly includes a suction nozzle, a circlip, a connector, and a sealing sleeve. Both the mouth and the center of the connecting piece are provided with a through hole, the upper outer wall of the connecting piece is tightly sleeved on the lower end inner wall of the suction nozzle, the center of the circlip plate is provided with a hole, and the circlip plate is arranged in the Between the suction nozzle and the connecting piece, the sealing sleeve is wrapped around the outer wall and the inner wall of the lower end of the connecting piece, the outer wall of the sealing sleeve is sleeved on the inner wall of the upper end of the outer tube, and the upper end of the inner tube passes through The retaining hole of the retaining reed piece, the retaining reed piece is clamped in a groove provided on the outer wall of the upper end of the inner tube, and the outer wall of the upper end of the inner tube is sleeved on the inner wall of the connecting piece and the inner wall of the inner tube. The inner wall of the sealing sleeve.

Preferably, the retaining reed piece has a circular structure, and the portion of the retaining reed piece close to the edge of the retaining hole is divided into a plurality of petal-like structures, and each petal-like structure is configured to be upwardly tilted, and the retaining hole can be freely It is sleeved on the inner tube from top to bottom, and the petal-like structure is tightly clamped in the groove of the inner tube, so that the suction nozzle assembly cannot be pulled out after the snap spring is installed in place.

Preferably, the inner tube includes an atomization section and a smoke outlet section, the atomization section is arranged at the lower end of the inner tube, and the tube diameter of the atomization section is larger than that of the smoke outlet section. An atomization assembly is provided inside, the atomization assembly includes a fluid guide, an atomization core, and an atomization seat. The fluid guide is provided between the atomization core and the inner wall of the inner tube. The atomization seat Located at the lower part of the guide fluid and the atomization core, the inner tube wall where the guide fluid is located is provided with a diversion hole for guiding the atomized matrix in the storage cavity to the guide fluid, and the guide fluid absorbs The atomization substrate is stored and guided to the atomization core, and the atomization core is used to heat the atomization substrate and atomize it into smoke, and the smoke is discharged upward through the smoke outlet section.

Preferably, the electrode assembly includes an electrode holder with a through hole in the center, the outer wall of the upper end of the electrode holder is sleeved on the inner wall of the outer tube, and the inner wall of the upper end of the electrode holder is tightly sleeved on the inner tube. On the outer wall of the lower end, an inner electrode is arranged in the through hole of the electrode seat, and an insulating sleeve is arranged between the inner electrode and the electrode seat.

Preferably, the lower end of the electrode holder is provided with a connection part, the electrode holder is connected to the power supply device through the connection part, the electrode holder is electrically connected to the negative electrode of the power supply device, and the inner electrode is electrically connected to the positive electrode of the power supply device. connection.

Preferably, the connecting portion is connected to the power supply device through a threaded connection.

Preferably, the upper end wall of the inner tube is provided with a small exhaust hole, and when the nozzle assembly is assembled, the lower end of the nozzle assembly is tightly sleeved between the outer tube and the inner tube to generate compressed air, so The exhaust hole is used for exhausting the compressed air to prevent the atomized substrate from being squeezed by the compressed air and leaking.

Preferably, the inner tube is made of a non-rusting, corrosion-resistant, and easily thermally conductive material, so that excess heat after the atomization core heats the atomized substrate is quickly transferred to the storage cavity through the inner tube. Atomized substrate, so that the atomized substrate can be preheated to enhance fluidity.

Preferably, the atomization substrate includes general e-cigarette liquids, medicinal liquids, and e-cigarette liquids and medicinal liquids with higher viscosity or waxy that can produce smoke when heated.

Preferably, the atomizing core includes a porous ceramic tube or a porous quartz tube or a porous carbon fiber tube or a tube made of diatomaceous earth material with a heating element embedded inside.

Beneficial effect

Before assembling the nozzle assembly, the inner tube and the outer tube are completely open, which facilitates the addition of the atomized matrix; after the liquid addition is completed, the nozzle assembly can be inserted and connected by easy external force, which is convenient for automated equipment for automated production; When the component is connected to the inner tube, the circlip is clamped in a groove provided on the outer wall of the upper end of the inner tube. This structure prevents the nozzle assembly from being pulled out after being inserted and connected, that is, the nozzle assembly is easy to install and cannot be removed after installation In this way, it can avoid the leakage of the atomized substrate caused by the misoperation of the suction nozzle assembly by the child or the accidental consumption of the atomized substrate by the child. It can also avoid the health and safety problems caused by the user's self-adding unqualified atomized substrate and the resulting Loss of goodwill of manufacturers or sellers of electronic atomization devices.

Description of the drawings

Figure 1 is a cross-sectional view of the electronic atomization device of the present invention;

Figure 2 is an exploded view of the electronic atomization device of the present invention;

3 is an exploded view of the structure of the nozzle assembly of the electronic atomization device of the present invention;

Figure 4 is a top view of the snap spring of the suction nozzle assembly of the present invention;

Figure 5 is a front view of the snap spring of the suction nozzle assembly of the present invention;

Fig. 6 is a cross-sectional view of the inner tube and the atomization assembly of the atomization assembly of the present invention;

7 is an exploded view of the inner tube of the atomization assembly and the structure of the atomization assembly of the present invention;

Fig. 8 is an exploded view of the structure of the electrode assembly of the present invention.

The best mode of the present 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.

For the convenience of the description in the following text, the electronic atomization device of the present invention is vertically placed with the suction mouth of the electronic atomization device facing upwards as shown in the figure. The descriptions of "lower end, upper side, and lower side" all refer to the positional relationship of the components when the suction nozzle of the electronic atomization device is placed upright.

Example

As shown in Figures 1 and 2, the electronic atomization device of the embodiment of the present invention includes an outer tube 1, an inner tube 2, a nozzle assembly 3, and an electrode assembly 4. The nozzle assembly 3 is provided on the upper end of the outer tube 1, and the electrode The assembly 4 is arranged at the lower end of the outer tube 1, and the inner tube 2 is arranged coaxially inside the outer tube 1. The space between the inner tube 2, the outer tube 1, the nozzle assembly 3 and the electrode assembly 4 constitutes a storage atomization matrix In the storage cavity 5, the upper ends of the inner tube 2 and the outer tube 1 are simultaneously connected to the suction nozzle assembly 3, and the inner tube 2 and the lower end of the outer tube 1 are simultaneously connected to the electrode assembly 4. The electrode assembly 4 is provided with electrodes and is used to connect with a power supply device (not shown in the figure). Show) connection, after connection, the electronic atomization device of the present invention and the power supply device form a complete electronic atomizer, and the power supply device is equipped with a rechargeable battery for powering the electronic atomization device. With this structure design of the present invention, before assembling the nozzle assembly 3, the upper end of the inner tube 2 and the upper end of the outer tube 1 are completely open, so that it is convenient to add an atomized matrix, even a high-viscosity atomized matrix such as smoke Liquid or medicinal liquid can also be added directly; and when the liquid is added, the nozzle assembly 3 can be inserted into the inner tube 2 and the outer tube 1 to be connected by a relaxed external force. This structure is not only convenient for manual operation for assembly, but also It is convenient to use automatic equipment to automatically assemble and produce the electronic atomization device of the present invention.

As shown in Figure 2, Figure 3, Figure 4, the suction nozzle assembly 3 is composed of a suction nozzle 31, a circlip 32, a connecting piece 33 and a sealing sleeve 34. The center of the suction nozzle 31 and the connecting piece 33 is provided with a through hole. , The outer wall of the upper end of the connecting piece 33 is tightly sleeved on the inner wall of the lower end of the suction nozzle 31, the center of the circlip piece 32 is provided with a card hole 321, and the circlip piece 32 is arranged at the connection between the suction nozzle 31 and the connecting piece 33 to seal The sleeve 34 is wrapped around the outer and inner walls of the lower end of the connecting piece 333. After the nozzle assembly 3 is connected to the outer tube 1 and the inner tube 2, the outer wall of the sealing sleeve 34 is sleeved on the inner wall of the upper end of the outer tube 1, and the upper end of the inner tube 2 passes through The snap hole of the snap reed piece 32, the snap reed piece 32 is snapped into a groove 210 provided on the outer wall of the upper end of the inner tube 2, and the outer wall of the upper end of the inner tube 2 is sleeved on the inner wall of the connector 33 and the inner wall of the sealing sleeve 34, The sealing sleeve 34 has a certain degree of softness. After the nozzle assembly 3 is connected, the sealing sleeve 34 seals and connects the contact parts of the nozzle assembly 3 with the outer tube 1 and the inner tube 2 to prevent the generation of atomized matrix in the storage cavity 5 leakage.

As shown in Figures 4 and 5, the snap spring 32 is a circular structure, and its part near the edge of the snap hole 321 is divided into a plurality of petal-like structures 322, each petal-like structure 322 is upwardly tilted to have a certain upward direction. In this way, when the circlip 32 is forced downward, the petal-like structure 322 can slightly open upward and move downward, and the clamping hole 321 can be sleeved on the inner tube 2 from top to bottom until the petal-like structure 322 is locked inside In the groove 210 of the tube 2, when the snap reed 32 is forced upwards, the petal-like structure 322 cannot open downwards and can only be caught in the groove 210, so that the nozzle assembly 3 cannot be turned back due to the snap reed 32 being installed in place. Pull out. Due to this structure, the nozzle assembly 3 can be easily inserted and connected but cannot be pulled out after being connected. That is, the nozzle assembly 3 is easy to install and cannot be disassembled after installation. This can avoid the mist caused by children pulling out the nozzle assembly by mistake. The leakage of the atomization matrix or the accidental consumption of the atomization matrix by children can also avoid the health and safety problems caused by the user's self-adding unqualified atomization matrix and the resulting loss of goodwill of the electronic atomization device manufacturer or seller.

As shown in Figures 2, 6, and 7, the inner tube 2 includes an atomization section 21 and a smoke outlet section 22. The atomization section 21 is provided at the lower end of the inner tube 2. The diameter of the atomization section 21 is larger than the smoke outlet section 22. The atomization section 21 is provided with an atomization assembly 6 inside the atomization section 21. The atomization assembly 6 includes a guide fluid 61, a hollow tubular atomization core 62 and an atomization seat 63 with a through hole. The guide fluid 61 is set in the atomization Between the core 62 and the inner wall of the inner tube 2, the atomization seat 63 is provided at the lower part of the diversion fluid 61 and the atomization core 62. The inner tube wall where the diversion fluid 61 is located is provided with a diversion hole 220 for storing the cavity The atomization substrate in 5 is introduced to the diversion fluid 61, and the diversion fluid 61 absorbs and stores the atomization substrate and guides it to the atomization core 62. The atomization core 62 is used to heat the atomization substrate and atomize it into smoke in the middle hollow. The hollow center of the tubular atomization core 62 forms an atomization chamber, and the smoke is discharged upward through the atomization chamber and the smoke outlet section 22. A heating element (not shown in the figure) that is energized and heated is arranged inside the atomizing core 62, such as an electric heating wire. The heating element is provided with a lead (not shown in the figure) to be electrically connected to the electrode of the electrode assembly 4.

As shown in Figures 2 and 8, the electrode assembly 4 includes an electrode holder 41 with a through hole in the center. The outer wall of the upper end of the electrode holder 41 is sleeved on the inner wall of the outer tube 1, and the inner wall of the upper end of the electrode holder 41 is tightly sleeved on the inner tube. On the outer wall of the lower end of 2, an inner electrode 43 is provided in the through hole of the electrode holder 41, and an insulating sleeve 42 is provided between the inner electrode 43 and the electrode holder 41. The insulating sleeve 42 is used for insulation to prevent short circuits during operation. A sealing groove 410 is provided on the outer wall of the upper end of the electrode holder 41, and a sealing ring 44 is installed in the sealing groove 410 to seal the gap between the electrode holder 41 and the outer tube 1 to prevent the leakage of the atomized substrate.

As shown in Figure 8, the lower end of the electrode holder 41 is provided with a connecting portion 411, the electrode holder 41 is connected to a power supply device (not shown) through the connecting portion 411, the electrode holder 41 is electrically connected to the negative electrode of the power supply device, and the inner electrode 43 is connected to The positive pole of the power supply device is electrically connected.

As shown in FIG. 8, the connecting portion 411 is connected to the power supply device through a screw connection.

As shown in Figures 6 and 7, the upper end wall of the inner tube 2 is provided with an exhaust hole 211. The exhaust hole 211 is used for assembling the nozzle assembly 3, and the lower end of the nozzle assembly 3 is tightly sleeved into the outer tube 1 and Compressed air is generated between the inner pipes 2, and the exhaust small hole 211 is used to discharge the compressed air, so that the pressure in the storage cavity 5 is reduced, and the atomized matrix is squeezed by the compressed air and leaked.

As shown in Figures 6 and 7, the inner tube 2 is made of a non-rusting, corrosion-resistant, and easily thermally conductive material, such as stainless steel, so that the excess heat after the atomizing core 62 heats the atomized substrate is quickly transferred to the storage through the inner tube. The atomization substrate in the cavity 5 allows the atomization substrate to be preheated to enhance fluidity. Therefore, the easily conductive inner tube 2 has the function of preheating, so that the present invention can use higher viscosity or waxy electronic cigarette liquid, Liquid medicine.

The atomization substrate used in the storage cavity 5 of the electronic atomization device of the present invention includes general electronic cigarette liquids and medicinal liquids that can generate smoke when heated, and electronic cigarette liquids and medicinal liquids with higher viscosity or waxy.

As shown in Figure 6 and Figure 7, the atomizing core includes a porous ceramic tube or porous quartz tube or porous carbon fiber tube or a tube made of diatomaceous earth material with a heating element embedded inside. These porous materials are easy to absorb and store e-cigarette liquid. Or liquid medicine, and easily evaporate into smoke when heated by electricity.

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 atomization device, which is characterized by comprising an outer tube, an inner tube, a suction nozzle assembly and an electrode assembly, the inner tube is coaxially arranged inside the outer tube, and the upper ends of the inner tube and the outer tube The suction nozzle assembly is simultaneously connected, the lower ends of the inner tube and the outer tube are simultaneously connected to the electrode assembly, and the gap between the inner tube, the outer tube, the suction nozzle assembly and the electrode assembly constitutes a storage cavity for storing the atomized matrix , The electrode assembly is provided with electrodes and is used to connect with the power supply device, so that the electronic atomization device and the power supply device form an electronic atomizer, and the suction nozzle assembly includes a suction nozzle, a circlip, a connector, and a sealing sleeve. Both the suction nozzle and the center of the connecting piece are provided with a through hole, the upper outer wall of the connecting piece is tightly sleeved on the lower end inner wall of the suction nozzle, the center of the retaining plate is provided with a clamping hole, and the retaining plate is arranged in the center Between the suction nozzle and the connecting piece, the sealing sleeve is wrapped around the outer wall and the inner wall of the lower end of the connecting piece, the outer wall of the sealing sleeve is sleeved on the inner wall of the upper end of the outer tube, and the upper end of the inner tube passes through The retaining hole of the retaining reed piece, the retaining reed piece is clamped in a groove provided on the outer wall of the upper end of the inner tube, and the outer wall of the upper end of the inner tube is sleeved on the inner wall of the connecting piece and the inner wall of the inner tube. The inner wall of the sealing sleeve.
The electronic atomization device according to claim 1, wherein the retaining leaf has a circular structure, and the portion of the retaining leaf near the edge of the retaining hole is divided into a plurality of petal-shaped structures, and each petal-shaped structure They are all set to be upwardly tilted, the clamping hole can be sleeved on the inner tube from top to bottom, and the petal-like structure is tightly clamped in the groove of the inner tube, so that the suction nozzle assembly is installed by the snap reed Do not pull out after it is in place.
The electronic atomization device according to claim 1, wherein the inner tube includes an atomization section and a smoke outlet section, the atomization section is provided at the lower end of the inner tube, and the tube diameter of the atomization section is larger than The pipe diameter of the smoke outlet section is provided with an atomization assembly inside the atomization section. The atomization assembly includes a diversion fluid, an atomization core and an atomization seat, and the diversion fluid is provided on the atomization core and the atomization base. Between the inner wall of the inner tube, the atomization seat is provided at the lower part of the guide fluid and the atomization core, and the inner tube wall at the position where the guide fluid is located is provided with a diversion hole for removing the The atomization substrate is introduced into the guide fluid, and the guide fluid absorbs and stores the atomization substrate and guides it to the atomization core. The atomization core is used to heat the atomization substrate and atomize it into a mist. The smoke section is exhausted upwards.
The electronic atomization device according to claim 1, wherein the electrode assembly comprises an electrode holder with a through hole in the center, an outer wall of the upper end of the electrode holder is sleeved on the inner wall of the outer tube, and the electrode The inner wall of the upper end of the seat is tightly sleeved on the outer wall of the lower end of the inner tube, an inner electrode is arranged in the through hole of the electrode seat, and an insulating sleeve is arranged between the inner electrode and the electrode seat.
The electronic atomization device according to claim 4, wherein the lower end of the electrode holder is provided with a connection part, the electrode holder is connected to the power supply device through the connection part, and the electrode holder is connected to the negative electrode of the power supply device. The inner electrode is electrically connected to the positive electrode of the power supply device.
The electronic atomization device according to claim 5, wherein the connecting portion is connected to the power supply device through a threaded connection.
The electronic atomization device according to claim 1, wherein the upper end wall of the inner tube is provided with an exhaust hole, and when the nozzle assembly is assembled, the lower end of the nozzle assembly is tightly sleeved into the Compressed air is generated between the outer tube and the inner tube, and the exhaust small hole is used to discharge the compressed air to prevent the atomized substrate from being squeezed by the compressed air and leaking.
The electronic atomization device according to claim 3, wherein the inner tube is made of a non-rusting, corrosion-resistant, and easily thermally conductive material. The heat is quickly transferred to the atomized substrate in the storage cavity through the inner tube, so that the atomized substrate can be preheated to enhance fluidity.
The electronic atomization device according to claim 1, wherein the atomization substrate comprises a general electronic cigarette liquid that can generate smoke when heated, a liquid medicine, and a higher viscosity or waxy electronic cigarette liquid or liquid medicine .
The electronic atomization device according to claim 3, wherein the atomization core comprises a porous ceramic tube or a porous quartz tube or a porous carbon fiber tube or a tube made of diatomaceous earth material with a heating element embedded therein.