WO2022161029A1

WO2022161029A1 - Integrated atomization core having shell

Info

Publication number: WO2022161029A1
Application number: PCT/CN2021/140045
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: 2021-01-29
Filing date: 2021-12-21
Publication date: 2022-08-04
Also published as: CN214903815U

Abstract

An integrated atomization core having a shell (1). The integrated atomization core is arranged in an atomization base of an electronic atomization apparatus, and comprises the shell (1), a liquid guide body (2), a heating wire (3) and electrode leads (4), wherein the shell (1) is provided with an upper opening (11), a lower opening (12) and a side wall through hole (10); the liquid guide body (2) is sleeved inside the shell (1); the side wall through hole (10) is blocked by the outer wall of the liquid guide body (2); the liquid guide body (2) is provided with a vertical middle through hole (21) in communication with the upper opening (11) and the lower opening (12) of the shell; and the heating wire (3) is arranged on the liquid guide body (2), and the electrode leads (4) are arranged at two ends of the heating wire (3). The shell (1) of the atomization core can protect the liquid guide body (2) inside same, thereby prolonging the service life of a product; and the shell (1) made of a metal material has good heat conductivity, and can rapidly heat a liquid to be atomized when in use and improve the fluidity thereof. The atomization core has a simple structure, is convenient to be assembled into an atomizer, and facilitates automated production of the atomizer.

Description

One-piece coil with housing

technical field

The present invention relates to the technical field of electronic atomizing equipment, and more particularly, the present invention relates to an integrated atomizing core with a casing.

Background technique

Electronic atomization equipment generally includes a battery assembly and an atomizer. The battery assembly is installed with a battery that supplies power to the atomizer. The atomizer includes an atomizing core installed on the atomizing seat. The atomizing core can be powered on. The solution to be atomized, that is, the liquid to be atomized, is heated and atomized into a vapor mist or aerosol.

Electronic atomization equipment specifically includes electronic cigarette equipment for smoking cessation, medical liquid atomization equipment, etc. Its basic task is to provide a heating process to convert the liquid smoke, liquid medicine and other solutions stored in the electronic atomization equipment into vapor, mist, Aerosols, vapors, etc.

The existing atomizing cores made of porous ceramics on the market have poor strength due to the influence of sintering temperature and materials, and are prone to breakage due to external force or immersion in the liquid to be atomized during use, resulting in damage or damage. Reduce fogging effect. In addition, the atomization core made of porous ceramics has no certain regular shape in the structure of its internal micropores. When the temperature of the liquid to be atomized is low or its viscosity is high, the flow performance of the liquid in the porous ceramic conductive liquid It is not very good, which affects the use of lower temperature or higher viscosity liquid to be atomized in porous ceramics. In addition, the existing atomizers have many accessories and complex structures. When the atomizing core is installed in the atomizer, the process is complicated, and it is difficult to realize automatic production.

technical problem

The purpose of the present invention is to provide an integrated atomizing core with an outer shell in order to overcome the shortcomings of the above-mentioned technologies.

technical solutions

The technical scheme of the present invention is realized as follows: an integrated atomizing core with a casing, which is arranged on the atomizing seat of an electronic atomization device, includes a casing, a liquid conducting wire, a heating wire and an electrode lead, and the casing is provided with The upper opening, the lower opening and the side wall through hole, the liquid guide is sleeved inside the casing, the side wall through hole is blocked by the liquid guide outer wall, and the liquid guide is provided with a vertical middle through hole and The upper opening and the lower opening of the casing communicate with each other, the heating wire is arranged on the conducting liquid, and electrode leads are arranged at both ends of the heating wire.

Preferably, the liquid guiding portion is provided with a liquid suction convex portion located at the side wall through hole, and the liquid suction convex portion is blocked in the side wall through hole.

Preferably, the casing is formed of a circular tube, and the liquid guide is formed of a cylindrical body and is sleeved on the inner wall of the circular tube.

Preferably, the casing is made of a heat-resistant metal material or a heat-resistant dense ceramic material, the liquid conducting liquid is made of a porous ceramic material, and the materials constituting the casing, the conducting liquid, the heating wire and the electrode lead are placed in a mold and formed Sintered into one piece.

Preferably, the heating wire is arranged on the lower surface of the liquid guide or inside the liquid guide close to the lower surface, and the inside of the casing is provided with a lower cavity under the liquid guide to form an atomization cavity, and the liquid guide The middle through hole of the casing and the upper cavity provided on the inside of the casing above the liquid guide are used to form a mist outlet channel.

Preferably, the heating wire is arranged on the upper surface of the liquid guide or inside the liquid guide close to the upper surface, and the middle through hole of the liquid guide and the inside of the casing are located in the lower cavity below the liquid guide. In order to form an air intake channel, an upper cavity provided on the inside of the casing on the top of the liquid guide is used to form an atomization cavity.

Preferably, the heating wire is arranged on the inner wall surface of the intermediate through hole of the liquid conducting or inside the conducting liquid near the inner wall of the intermediate through hole. An air inlet cavity is formed, the middle through hole for guiding the liquid forms an atomization cavity, and an upper cavity provided on the inside of the casing on the liquid guiding is used to form a mist outlet channel.

Preferably, the heating wire is evenly arranged in the same plane around the middle through hole for conducting the liquid with a linear heating resistance.

Preferably, the heating wire is arranged in a three-dimensional spiral around the middle through hole for conducting the liquid.

Preferably, the heating wire is made of nickel-chromium, or tungsten wire, or silver alloy, or iron-chromium-aluminum material.

beneficial effect

The atomizing core of the present invention is provided with a casing, which can protect the liquid conducting liquid inside, especially the conducting liquid made of porous ceramic material is not easy to be broken and damaged, and the service life of the product is improved; the casing made of metal material has good performance High thermal conductivity, the liquid to be atomized can be quickly heated during use, which can enhance its fluidity, which is helpful for the use of liquid to be atomized when the temperature is lower or the viscosity is higher.

In addition, the present invention is made into an integrated atomizing core, which has a simple structure, is convenient to be assembled into the atomizer, and helps to realize the automatic production of the atomizer.

Description of drawings

Fig. 1 is the three-dimensional structure exploded view of the atomizing core of the first embodiment of the present invention;

Fig. 2 is the front view of the atomizing core of the first embodiment of the present invention;

Fig. 3 is the sectional view of the atomizing core of the first embodiment of the present invention;

Fig. 4 is the bottom view of the atomizing core of the first embodiment of the present invention;

Fig. 5 is the three-dimensional structure exploded view of the atomizing core of the second embodiment of the present invention;

Fig. 6 is the front view of the atomizing core of the second embodiment of the present invention;

Fig. 7 is the sectional view of the atomizing core of the second embodiment of the present invention;

Fig. 8 is the three-dimensional structure diagram of the atomizing core of the second embodiment of the present invention;

Fig. 9 is the three-dimensional structure exploded view of the atomizing core of the third embodiment of the present invention;

Fig. 10 is the front view of the atomizing core of the third embodiment of the present invention;

11 is a cross-sectional view of the atomizing core of the third embodiment of the present invention;

FIG. 12 is a three-dimensional structural view of the atomizing core according to the third embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

实施例Example 1 1 ：:

As shown in Fig. 1-Fig. 4, the integrated atomizing core with a shell of the present invention is installed on the atomizing seat of the atomizer (not shown in the drawings). The atomizing core is composed of a casing 1, a liquid guide 2, a heating wire 3 and an electrode lead 4. The casing 1 is provided with an upper opening 11, a lower opening 12 and a side wall through hole 10 in the middle and lower part.

The liquid guide 2 is sleeved on the inner middle and lower sections of the casing 1, the side wall through hole 10 is blocked by the outer wall of the liquid guide 2, and the liquid guide 2 is provided with a vertical middle through hole 21 that communicates with the upper opening 11 and the lower opening 12 of the casing, The heating wire 3 is arranged on the liquid conducting liquid 2, and the two ends of the heating wire 3 are provided with electrode leads 4, and the electrode leads 4 pass downward through the lower opening 12 of the casing. The heating wire 3 is made of nickel-chromium, or tungsten wire, or silver alloy, or iron-chromium-aluminum and other materials. In other embodiments, the electrode leads 4 can also be replaced by electrode sheets or electrode points disposed at both ends of the heating wire, and the electrode sheets or electrode points are used for interference connection with the interference-type elastic electrodes.

The heating wire 3 is arranged on the lower surface of the liquid conducting liquid 2 or inside the liquid conducting liquid close to the lower surface. The interior of the casing 1 is located below the liquid guide 2 and has a lower cavity for forming the atomization cavity 14. The middle through hole 21 of the liquid guide 2 and the interior of the casing 1 are located above the liquid guide and there is an upper cavity 13 for forming the mist outlet. aisle.

The casing 1 is formed by a round tube, and the liquid guide 2 is formed by a cylinder and is sleeved on the inner wall of the casing 1 . The casing 1 is made of heat-resistant metal material, and the liquid conducting liquid 2 is made of porous ceramic material. The casing 1 is made of metal material, which can better protect the liquid guide 2 made of porous ceramic material, so that the liquid guide 2 is not easily broken during use. In other embodiments, the housing 1 may also be made of a heat-resistant dense ceramic material.

The materials of the shell 1, the liquid guide 2, the heating wire 3 and the electrode lead 4 are placed in the mold and then sintered together, so that the atomizing core is formed as a whole, and has its own atomizing cavity, which is assembled on the atomizer. At the same time, the upper part only needs to be connected to the suction nozzle, and the lower part only needs to be installed on the atomizing seat, which reduces the number of spare parts and makes the installation simple, which is conducive to the realization of automatic production. In addition, after the atomizing core of the present invention is assembled to the atomizer, the shell 1 of the atomizing core is directly placed in the liquid storage chamber of the atomizer, and is in direct contact with the liquid to be atomized in the liquid storage chamber. The shell 1 of the atomizing core is made of metal material, so that when the heating wire 3 is working, its excess heat can be quickly conducted to the shell 1 through the liquid guide 2, and the shell 1 can conduct the heat to the liquid to be atomized, so that The liquid to be atomized can be quickly heated during use to increase its fluidity, so the atomizing core of the present invention can use the liquid to be atomized with a relatively high viscosity.

Embodiments of the present invention

The present invention will be described in detail below through specific embodiments.

实施例Example 2 2 ：:

As shown in FIGS. 5-8 , the one-piece atomizing core with a casing of the present invention is installed on the atomizing seat of the atomizer (not shown in the drawings). The atomizing core is composed of a casing 1, a liquid conducting wire 2, a heating wire 3 and an electrode lead 4. The casing 1 is provided with an upper opening 11, a lower opening 12 and a side wall through hole 10 in the middle and lower part.

The liquid guide 2 is sleeved on the inner middle and lower sections of the casing 1 , and the side wall through hole 10 is blocked by the outer wall of the liquid guide 2 . The liquid guide 2 is provided with a liquid suction convex portion 20 located at the side wall through hole 10, and the liquid suction convex portion 20 is blocked in the side wall through hole 10. The liquid guide 2 is provided with a vertical middle through hole 21 and the upper opening 11 and the upper part of the casing. The lower opening 12 is connected to each other, the heating wire 3 is arranged on the liquid guide 2, and the two ends of the heating wire 3 are provided with electrode leads 4, and the electrode leads 4 pass downward through the lower opening 12 of the casing. The heating wire 3 is made of nickel-chromium, or tungsten wire, or silver alloy, or iron-chromium-aluminum and other materials. The liquid suction convex portion 20 is blocked in the side wall through hole 10 , so that the casing 1 and the liquid guide 2 are fitted and combined with each other more closely, so as not to be loosened. The provision of the liquid suction protrusion 20 also facilitates the integral manufacture of the housing 1 and the liquid guide 2 .

The side wall through hole 10 is connected to the liquid storage chamber (not shown in the figure) of the atomizer, so that the liquid suction convex part 20 can directly absorb and conduct the liquid to be atomized from the liquid storage chamber, and pass the liquid to be atomized through the liquid guide 2. The liquid is conducted to the bottom of the conducting liquid 2, so that the liquid to be atomized is in contact with the heating wire 3. After the heating wire 3 is energized, the heating wire 3 generates heat to heat and evaporate the liquid to be atomized into a mist or aerosol.

The heating wire 3 is arranged on the upper surface of the liquid-conducting liquid 2 or inside the liquid-conducting liquid near the upper surface.

The middle through hole 21 of the liquid guide 2 and the inside of the casing 1 are located below the liquid guide with a lower cavity 16 for forming the air inlet channel 16, and the inside of the casing 1 is located above the liquid guide 2 with an upper cavity 15 for forming the mist. chemical chamber 15.

The casing 1 is formed by a round tube, and the liquid guide 2 is formed by a cylinder and is sleeved on the inner wall of the casing 1 . The casing 1 is made of heat-resistant metal material, and the liquid conducting liquid 2 is made of porous ceramic material. The materials of the shell 1, the conducting liquid 2, the heating wire 3 and the electrode lead 4 are placed in the mold and then integrally sintered. In other embodiments, the housing 1 may also be made of a heat-resistant dense ceramic material.

实施例Example 3 3 ：:

As shown in FIGS. 9-12 , the one-piece atomizing core with a casing of the present invention is installed on the atomizing seat of the atomizer (not shown in the drawings). The atomizing core is composed of a casing 1, a liquid conducting wire 2, a heating wire 3 and an electrode lead 4. The casing 1 is provided with an upper opening 11, a lower opening 12 and a side wall through hole 10 in the middle and lower part.

The liquid guide 2 is sleeved on the inner middle and lower sections of the casing 1, the side wall through hole 10 is blocked by the outer wall of the liquid guide 2, the liquid guide 2 is located at the side wall through hole 10 and is provided with a liquid suction convex part 20, and the liquid suction convex part 20 is blocked In the side wall through hole 10, the liquid guide 2 is provided with a vertical middle through hole 21 that communicates with the upper opening 11 and the lower opening 12 of the casing, the heating wire 3 is arranged on the liquid guide 2, and the two ends of the heating wire 3 are provided with electrodes. The lead wire 4, the electrode lead wire 4 passes downward through the lower opening 12 of the casing. The heating wire 3 is made of nickel-chromium, or tungsten wire, or silver alloy, or iron-chromium-aluminum and other materials.

The heating wire 3 is arranged on the inner wall surface of the liquid-conducting middle through hole 21 or inside the liquid-conducting part close to the inner wall of the middle through-hole. There is a lower cavity 18 below the liquid 2 to form the air inlet cavity 18, the middle through hole 21 of the liquid guide 2 forms the atomization cavity 21, and the interior of the casing 1 is located above the liquid guide 2. There is an upper cavity 17 to form an outlet. fog channel.

Industrial Applicability

The above descriptions are only preferred embodiments of the present invention, and all equivalent changes and modifications made according to the scope of the claims of the present invention shall fall within the scope of the claims of the present invention.

Claims

An integrated atomizing core with a casing, which is arranged on an atomizing seat of an electronic atomization device, is characterized in that it includes a casing, a liquid conducting wire, a heating wire and an electrode lead, and the casing is provided with an upper opening, a lower opening and a side wall through hole, the liquid guide is sleeved inside the casing, the side wall through hole is blocked by the liquid guide outer wall, and the liquid guide is provided with a vertical middle through hole and an upper opening of the casing The heating wire is connected with the lower opening, the heating wire is arranged on the conducting liquid, and electrode leads are arranged at both ends of the heating wire.
The one-piece atomizing core with an outer shell according to claim 1, wherein the liquid-conducting convex portion is provided at the through hole of the side wall, and the liquid-absorbing convex portion is blocked on the side wall. wall through holes.
The one-piece atomizing core with a casing according to claim 1, wherein the casing is formed of a circular tube, and the liquid guide is formed of a cylindrical body and is sleeved on the inner wall of the circular tube.
The one-piece atomizing core with a casing according to claim 1, wherein the casing is made of a heat-resistant metal material or a heat-resistant dense ceramic material, and the liquid conducting liquid is made of a porous ceramic material, which constitutes the casing. , The materials of conducting liquid, heating wire and electrode lead are placed in the mold and then sintered to form a whole.
The one-piece atomizing core with a casing according to claim 1, wherein the heating wire is arranged on the lower surface of the liquid-conducting surface or inside the liquid-conducting part close to the lower surface, and the inside of the casing is located in the liquid-conducting lower surface. A lower cavity is provided below to form an atomizing cavity, and the middle through hole for guiding the liquid and an upper cavity provided on the inside of the casing above the liquid guiding are used to form a mist outlet channel.
The one-piece atomizing core with a casing according to claim 1, wherein the heating wire is arranged on the upper surface of the liquid-conducting or inside the liquid-conducting near the upper surface, and the middle through-hole of the liquid-conducting And the lower cavity inside the casing located below the liquid guide is used to form an air inlet channel, and the upper cavity inside the casing located above the liquid guide is used to form an atomization chamber.
The one-piece atomizing core with an outer shell according to claim 1, wherein the heating wire is arranged on the inner wall surface of the middle through hole of the liquid conducting or inside the conducting liquid close to the inner wall of the middle through hole, The inner part of the casing is located in the lower cavity below the liquid guide to form an air inlet cavity, the middle through hole of the liquid guide forms an atomization cavity, and the inside of the casing is located in the upper cavity provided on the liquid guide. Used to form the fog channel.
The one-piece atomizing core with a casing according to claim 5 or 6, wherein the heating wire is evenly arranged in the same plane around the middle through hole for conducting the liquid with a linear heating resistor.
The one-piece atomizing core with a casing according to claim 7, wherein the heating wire is arranged in a three-dimensional spiral around the middle through hole for conducting the liquid.
The one-piece atomizing core with a casing according to claim 1, wherein the heating wire is made of nickel-chromium, or tungsten wire, or silver alloy, or iron-chromium-aluminum material.