WO2017156696A1

WO2017156696A1 - Electronic cigarette atomizer and forming device for heat generating body thereof, and method for manufacturing heat generating body

Info

Publication number: WO2017156696A1
Application number: PCT/CN2016/076336
Authority: WO
Inventors: 刘秋明; 向智勇; 牛建华; 韦志林
Original assignee: 惠州市吉瑞科技有限公司深圳分公司
Priority date: 2016-03-15
Filing date: 2016-03-15
Publication date: 2017-09-21

Abstract

An electronic cigarette atomizer and a forming device for a heat generating body thereof, and a method for manufacturing the heat generating body. The electronic cigarette atomizer comprises an atomizing core component (21), the atomizing core component (21) comprising a heat generating body (211), an atomizing core housing (214) and an electrode (215), the heat generating body (211) comprising a ceramic substrate (212) and an electrically heating wire (213); the ceramic substrate (212) that has several micropores comprising an atomizing chamber (2123) and a fixed groove (2124) provided around the atomizing chamber (2123); the electrically heating wire (213) comprising a surrounding portion (2131) being provided in the fixed groove (2124), a first pin (2132), and a second pin (2133), and in which the first pin (2132) and the second pin (2133) are provided at the end surfaces of the ceramic substrate (212), on the same side. The hidden danger in the prior art is solved by the ceramic substrate (212) having a microporous structure,, and being provided on the same side and be electrically connected to the corresponding electrode (215) and the atomizing core housing (214) facilitates the assembly and disassembly of the heat generating body (211), and has good atomization effect and smoke taste.

Description

Title of the invention: an electronic cigarette atomizer and a heating body forming device thereof, and a heating body manufacturing method

Technical field

[0001] The present invention relates to the field of electronic smoking articles, and in particular to an electronic cigarette atomizer, a heat generating body forming device thereof, and a method of manufacturing a heat generating body.

Background technique

[0002] E-cigarettes, as a popular smoking tool that can replace traditional paper cigarettes, are favored by many smokers for their portability and safety.

[0003] A common electronic cigarette mainly includes an outer casing, a power supply battery installed in the outer casing, an atomizer, and a suction nozzle. The atomizer is heated by a heating wire to heat the smoke oil to realize atomization of the oil. The performance of key components, the quality of which determines the life of the electronic cigarette.

[0004] In the prior art, referring to FIG. 1, the structure shown is a heat generating structure placed in an electronic cigarette atomizer. The heating wire 11 is directly wound on the glass fiber line 12 to form a heat generating structure, where the glass fiber line is 12 is an oil guiding body which has the characteristics of fire retarding, corrosion resistance and the like. However, the glass fiber thread has the possibility of generating debris, and there is a hidden danger that the user is sucked into the mouth through the nozzle; when the heating temperature of the heating wire is too high, the glass fiber line is easily burnt, produces a burnt smell, and is attached after burning. On the heating wire, the heating efficiency of the heating wire is low, and the nebulizer is scrapped as a whole; meanwhile, in the assembly of the heating structure, the wire is used to connect the heating wire to the power supply circuit, which complicates the assembly and is insufficient.

technical problem

[0005] The present invention provides a molding apparatus for an electronic cigarette atomizer and a heat generating body thereof, and a manufacturing method of the heat generating body, in view of the problem that the conventional heat generating body structure affects the user's mouthfeel and hidden danger, and the assembly is inconvenient.

Problem solution

Technical solution

[0006] The technical solution proposed by the present invention with respect to the above technical problems is as follows:

[0007] In a first aspect, the present invention provides an electronic cigarette atomizer for combining with a battery assembly to form an electronic cigarette And an atomizing core assembly for forming an electrical connection with the power supply circuit to atomize the smoke oil, wherein the outer side of the atomizing core assembly is provided with an oil storage chamber for storing the smoke oil for atomizing the atomizing core assembly,

[01] The atomizing core assembly includes a heating element, an atomizing core housing, and an electrode, wherein the heating element is inserted into the atomizing core housing, and the electrode is inserted into the atomizing core housing. At one end, the heating element includes:

[0009] a ceramic substrate and a heating wire, the ceramic substrate having a plurality of micropores for adsorbing the soot oil stored in the oil storage chamber to supply heat to the hot wire; the ceramic substrate includes a first end opposite to each other and The second end, the end surface of the first end faces the electrode, and the ceramic substrate is provided with an atomization cavity extending through the end surface of the first end and the end surface of the second end, the cavity of the atomization cavity The wall is provided with a spiral fixing groove disposed around the atomization chamber, and the fixing groove is in communication with the atomization chamber;

[0010] The heating wire includes a spiral surrounding portion, a first pin and a second pin, and the shape of the surrounding portion is adapted to the shape of the fixing groove and is embedded in the fixing groove, a surface of the surrounding portion facing the atomizing chamber is at least partially exposed from the fixing groove, and one end of the first pin is connected to an end of the surrounding portion at the first end, the first The other end of a pin is electrically connected to the electrode; one end of the second pin is embedded in the ceramic base body and connected to an end of the surrounding portion at the second end, The other end of the second pin extends from the first end of the ceramic substrate and is electrically coupled to the atomizing core housing.

[0011] According to the above electronic cigarette atomizer, the outer circumferential surface of the electrode is provided with a first insulating ring that can be elastically deformed by an external force, and the first insulating ring includes a hollow first connecting sleeve. An outer peripheral surface of one end of the first connecting sleeve extends outward in a radial direction of the connecting sleeve to form an annular first limiting portion, and a surface of the first limiting portion facing the atomizing core housing abuts On the end face of the atomizing core housing; the first bow and the second bow are both in the "L" shape, and the second bow includes a vertical connection adjacent to the first end a horizontal electrical contact section away from the first end and perpendicular to the vertical connecting section; an end surface of the atomizing core housing is provided with a receiving groove, and one end of the first bow I is clamped Between the first insulating ring and the electrode, a horizontal electrical contact section of the second bow I is disposed in the receiving groove and clamped between the first insulating ring and the atomizing core Between the shells.

[0012] According to the above electronic cigarette atomizer, an oil guiding hole is disposed on a sidewall of the atomizing core casing, and the ceramic base body is columnar and coaxially disposed with the atomizing core casing, the ceramic The outer peripheral surface of the base body is coated with an elastic sleeve for adsorbing the oil introduced by the oil guiding hole and introducing the oil into the ceramic base, the elasticity The inner peripheral surface of the sleeve is elastically abutted against the ceramic base body, and an outer peripheral surface of the elastic sleeve body elastically abuts against an inner peripheral surface of the atomizing core casing and is disposed on the oil guiding hole.

[0013] According to the above electronic cigarette atomizer, the elastic cover body is a cotton sheet wound around an outer peripheral surface of the ceramic base body.

[0014] According to the above electronic aerosolizer, at least one fifth of the surface of the surrounding portion is exposed in the atomization chamber.

[0015] According to the above electronic aerosolizer, the atomizing core housing includes an atomizing core holder and an atomizing core sleeve, and the atomizing core holder includes a ring sleeved outside one end of the atomizing core sleeve An end of the annular body extends inwardly along the radial direction of the annular body to form an annular second limiting portion, and an end surface of the atomizing core sleeve abuts on the second limiting portion. An inner circumferential edge of the second limiting portion extends away from the atomizing core sleeve to form an annular extending portion, and the receiving groove is disposed on an end surface of the extending portion facing away from the atomizing core sleeve .

[0016] According to the above electronic aerosolizer, the number of the accommodating grooves is two and is disposed symmetrically with respect to the center of the extending portion.

[0017] According to the above electronic cigarette atomizer, the electrode is provided with a first vent hole extending in a lateral direction of the electrode and a second vent hole extending in a longitudinal direction of the electrode, the first vent hole and the The second vent hole communicates with an outer portion of the electron smog, the second vent hole penetrates an end surface of the electrode facing the atomization chamber, and communicates with the atomization chamber, the electrode An oil retaining wall for blocking the soot oil is disposed on an end surface facing away from the atomizing chamber.

[0018] According to the above electronic aerosolizer, the inner wall of one end of the atomizing core sleeve is provided with a limiting ring disposed around the inner circumferential surface of the atomizing core sleeve, and one side of the limiting ring is disposed A metal screen is disposed on the second end surface of the ceramic substrate.

[0019] According to the above electronic aerosolizer, the central region of the metal screen is provided with a perforation coaxially disposed with the atomization chamber, and the area of the perforation is between the area of the mesh of the metal screen Between the cross-sectional area of the atomization chamber.

[0020] According to the above electronic aerosolizer, a central region of the metal screen corresponds to a position of a cavity of the atomization chamber and completely covers a cavity of the atomization chamber.

[0021] According to the above electronic aerosolizer, the atomization core assembly jacket is provided with an oil storage assembly, and the oil storage assembly The opposite ends of the two are respectively connected with a nozzle assembly and a connection component for fixedly connecting with the battery component provided with the power supply circuit;

[0022] The nozzle assembly includes a first vent pipe and a second connecting sleeve, an inner wall of the first vent pipe is fixedly connected to an outer wall of the second connecting sleeve, and the first vent pipe has a smoke permeable passage The first airway of the flow;

[0023] the oil storage assembly includes an oil storage jacket, a second ventilation pipe, a third connection sleeve, and a fourth connection sleeve, the oil storage jacket having the oil storage chamber for storing smoke oil, the second a vent tube is disposed in the oil storage chamber, and an inner wall of the second vent tube is fixedly connected to an outer wall of the second connecting sleeve, and the second vent tube has a second air passage for smog flow. The first air passage, the second air passage, and the atomization chamber are sequentially connected;

[0024] The third connecting sleeve is disposed at one end of the oil storage sleeve adjacent to the nozzle assembly, and an inner wall of the third connecting sleeve and an outer wall of the second connecting sleeve, the second pass The outer wall of the trachea is fixedly connected;

[0025] the fourth connecting sleeve is disposed at the other end of the oil storage sleeve away from the nozzle assembly, and an inner wall of the fourth connecting sleeve is connected to the atomizing core housing, and the first An outer wall of the four connecting sleeve is connected to the connecting component;

The connection assembly includes a first connection portion connected to an outer wall of the fourth connection sleeve and a second connection portion for connection with the battery assembly.

[0027] According to the above electronic cigarette atomizer, a first seal ring for preventing leakage of smoke oil is further provided between the inner wall of the second vent pipe remote from the nozzle assembly and the atomizing core sleeve.

[0028] According to the above electronic cigarette atomizer, the outer wall of the fourth connecting sleeve is screwed to the first connecting portion

[0029]

[0030] In a second aspect, the present invention also provides a heat generating body forming apparatus for the above-described heat generating body, comprising a mold base, a first mold forming assembly, a second mold forming assembly, and a mold top cover,

[0031] the first mold forming assembly and the second mold forming assembly are all disposed on the mold base, the mold base has a base surface for forming an end surface of the ceramic base body, and the first mold forming assembly a columnar body including a hollow structure and having an inner side surface for forming an outer side wall of the ceramic base; the second mold forming assembly is a columnar body and is disposed in the hollow structure in the first mold forming assembly Having an outer side surface for forming an atomization chamber and a fixing groove; the outer side surface and the inner side surface are formed for supplying power The hot wire is embedded in the disposed ceramic substrate, the base surface, the inner side surface and the outer side surface form a cavity; the mold top cover is disposed at one end of the first mold forming component away from the mold base, and has The base surface is opposite to the cover surface for forming the other end surface of the ceramic substrate;

[0032] The base surface is provided with a wire hole through which the first bow pin and the second bow pin I respectively supply the hot wire, the hole wall of the wire hole and the first pin, the The second pin is tightly fitted.

[0033] According to the above-described heat generating body molding apparatus, the mold base has a cylindrical shape.

[0034] According to the above-described heat generating body molding apparatus, the first mold forming assembly further includes a left mold molded piece and a right mold molded piece symmetrical with the left mold molded piece structure.

[0035] According to the above-described heat generating body molding apparatus, the second mold forming assembly has a cylindrical shape.

[0036] In a third aspect, the present invention provides a method of manufacturing a heat generating body using the above-described heat generating body forming apparatus, comprising the steps of:

[0037] preparing ceramic slurry;

[0038] fixing the second mold forming assembly in the first mold forming assembly, and both the first mold forming assembly and the second mold forming assembly are fixed to the mold base;

[0039] The electric heating wire is sleeved on the second mold forming assembly, and the first bow and the second bow of the electric heating wire are respectively inserted into the line holes;

[0040] pouring the ceramic slurry into a cavity formed by the first mold forming assembly and the second mold forming assembly;

[0041] Cover the mold top cover, and the ceramic slurry is to be hardened.

Advantageous effects of the invention

Beneficial effect

[0042] The heating element of the invention adopts a ceramic substrate with higher temperature resistance and stronger structure to cooperate with the electric heating wire, and solves the hidden danger that the traditional use of the glass fiber thread as the oil guiding body to generate debris affects the user's taste and even health, the atomization effect and The smog has a good mouthfeel; the ceramic substrate has a microporous structure for adsorbing and storing the smoky oil, the ceramic substrate is provided with an atomization chamber, and a spiral fixing groove is arranged around the atomization chamber, and the surrounding portion of the heating wire is embedded. In the fixing groove, the surrounding portion of the heating wire has a portion exposed in the atomizing chamber, the same temperature of the ceramic substrate is rapidly heated, the atomization efficiency of the smoke oil on the side of the atomizing chamber is improved, and the fixing groove fixes the heating wire. Avoid the problem that the resistance of the heating wire is unstable due to vibration, etc.; the first pin and the second of the heating wire The pins are disposed on the same side of the ceramic substrate, and the electrodes and the atomizing core shell are provided with corresponding electrical contact portions to realize electrical connection with the corresponding electrodes and the atomizing core housing, so as to facilitate assembly or disassembly of the heating body. And cleaning, to solve the problem that the electrical connection portion of the conventional heating body electric heating wire needs to be assembled with the electrode to be troublesome. Brief description of the drawing

DRAWINGS

[0043] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. Obviously, the drawings in the following description are only some of the present invention. For the embodiments, those skilled in the art can obtain other drawings according to the drawings without any creative work.

1 is a schematic view showing the structure of a heating element using a glass fiber thread as an oil guiding body;

2 is a schematic view showing the overall structure of an atomizing core assembly of the present invention;

3 is a schematic structural view of a heating element of the present invention;

4 is a schematic structural view of a ceramic substrate of the present invention;

5 is a schematic structural view of the A-A cross section of FIG. 2;

6 is a schematic exploded view of an atomizing core assembly of the present invention; [0049] FIG.

7 is a schematic view showing another specific application structure of the heat generating body of the present invention;

8 is a schematic view showing the disassembled structure of the electronic cigarette atomizer of the present invention;

9 is a schematic view showing the overall structure of an electronic cigarette atomizer of the present invention;

10 is a schematic cross-sectional view of the P-P in FIG. 9;

11 is a schematic structural view of a heat generating body molding apparatus of the present invention;

[0055] FIG. 12 is a schematic view showing the structure of a first state in which a heating element is formed in a heating element molding apparatus according to the present invention;

[0056] FIG. 13 is a schematic view showing the structure of a second state in which a heating element is formed in the heat generating body molding apparatus of the present invention;

[0057] FIG. 14 is a schematic structural view showing a third state in which a heating element is formed in a heating element molding apparatus according to the present invention;

15 is a flow chart showing a manufacturing method of manufacturing a heat generating body using a heat generating body molding apparatus according to the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

The embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. The electronic aerosolizer of the present invention is for forming an electronic cigarette in combination with a battery assembly, and includes an atomizing core assembly for electrically connecting with the power supply circuit to atomize the smoke oil. An oil reservoir for storing the soot oil for atomizing the atomizing core assembly is disposed outside the atomizing core assembly.

[0061] Referring to FIG. 2, an overall structural diagram of the atomizing core assembly of the present invention is shown. The atomizing core assembly 21 includes a heating element (not shown), an atomizing core housing 214 and an electrode 215. The heating element is inserted into the atomizing core housing 214, and the electrode 215 is inserted into the atomizing core housing 214. One end. An oil guiding hole 2142 is provided in the atomizing core housing 214 for communicating with the oil reservoir to introduce the oil into the atomizing core housing 214. A first intake hole 2151 for making air communication with the outside is provided on the electrode 215.

[0062] Referring to FIG. 3, it is a schematic structural view of a heating element according to the present invention. The heating element 211 includes a ceramic base 212 and a heating wire 213. The ceramic substrate 212 has a plurality of micropores for adsorbing the smoke oil stored in the oil reservoir to supply the heat wire to be atomized. The ceramic substrate 212 includes a first end 2121 and a second end 2122 opposite to each other. The end surface of the first end 2121 faces the electrode 215. The ceramic substrate 212 is provided with an atomization chamber 2123 extending through the end surface of the first end 2121 and the end surface of the second end 2122. .

[0063] The heating wire 213 includes a spiral surrounding portion 2131, a first pin 2132, and a second pin 2133. One end of the first pin 2132 is connected to the end of the surrounding portion 2131 at the first end 2121, and the other end of the first pin 2132 is electrically connected to the electrode. One end of the second pin 2133 is embedded in the ceramic base 212 and connected to the end of the surrounding portion 2131 at the second end 2122, and the other end of the second pin 2133 is extended from the first end 2121 of the ceramic base 212. And electrically connected to the atomizing core housing.

[0064] Referring to FIG. 4, it is a schematic diagram of a ceramic substrate structure of the present invention. In the atomization chamber 2123 of the ceramic substrate 212, a fixing groove 2124 in which the heating wire is embedded is disposed on the cavity wall of the atomization chamber 2123, and more specifically, the shape of the surrounding portion of the heating wire and the shape of the fixing groove 2124 The surface of the surrounding portion facing the atomizing chamber 2123 is at least partially exposed from the fixing groove 2124. The groove of the fixing groove 2124 is disposed around the atomizing chamber 2121 and is spiral. The fixing groove 2124 is connected to the atomizing chamber 2121. through. More specifically, at least one-fifth of the surface of the surrounding portion is exposed in the atomization chamber to improve the heating efficiency of the smoke oil. At the same time, the fixing groove fixes the heating wire to avoid the problem that the resistance value of the heating wire is unstable due to vibration and the like. It can be understood that the fixing groove can be formed by processing on the ceramic substrate, and then the heating wire is placed to form the heating element; or the ceramic substrate can be produced, and the heating wire and the ceramic substrate can be molded into a single structure. The fixing groove here can be understood as a receiving space that closely matches the heating wire, and allows the surrounding portion of the heating wire to be exposed to the atomization. In the cavity.

2 to FIG. 4, the heating element 211 is matched with the heating wire 213 by using the ceramic base 212 to solve the problem that the heating element of the existing electronic cigarette affects the taste and even the user's health due to the use of the fiber line as the oil guiding body of the heating wire. Hidden dangers. At the same time, the surrounding portion of the heating wire 213 is embedded in the fixing groove 2124 on the ceramic base 212, so that the heating element 211 is easy to clean. The arrangement of the atomization chamber 2123 satisfies the structure required for the flow of smoke formed by the smoke oil. The heating wire 213 has a first pin 2132 and a second pin 2133 extending out of the ceramic body 212. The ceramic substrate 212 is provided with a plurality of micropores for adsorbing the oil in the oil reservoir. The first pin 2132 is electrically connected to the electrode 215, the second pin 2133 is electrically connected to the atomizing core case, and the heating wire 213 is electrically heated to heat the ceramic substrate 212, and the smoke oil in the micropores of the ceramic substrate 212 is atomized. The first pin 2132 and the second pin 2133 are electrically connected to the first end 2121 of the ceramic substrate 212, and the electrode 215 and the atomizing core housing 214 are provided with corresponding electrical contacts. The electrical connection with the corresponding electrode and the atomizing core housing 214 facilitates assembly or disassembly of the heating element 211. At the same time, the surface of the surrounding portion 2131 of the heating wire 213 is at least partially exposed from the fixing groove 2124, so as to ensure the uniformity of heating of the body of the ceramic substrate 212, the smoke oil on the ceramic substrate 212 near the atomizing chamber 2123 is made. The atomization is accelerated, and the temperature rises quickly to increase the atomization speed.

[0066] Referring to FIG. 5, it is a schematic structural view of the A-A cross-section in FIG. The heating element 211 is disposed in the atomizing core housing 214, and the electrode 215 is disposed on the top of the atomizing core housing 214. The electrode 215 is provided with a first vent hole 2151 extending along the lateral direction of the electrode 215 and a second vent hole 2152 extending along the longitudinal direction of the electrode. The first vent hole 2151 communicates with the second vent hole 2152 and the outside of the electronic aerosolizer. The second vent hole 2152 penetrates the end surface of the electrode facing the atomization chamber 2123 and communicates with the atomization chamber 2123. The end surface of the electrode facing away from the atomization chamber is provided with a oil barrier wall 2153 for blocking the smoke oil.

[0067] Referring to FIG. 6, a schematic exploded view of the atomizing core assembly 21 of the present invention is shown. The atomizing core housing 214 of the present invention further includes an atomizing core holder and an atomizing core sleeve. Referring to FIG. 5, a first insulating ring 216 capable of elastically deforming under an external force is sleeved on the outer peripheral surface of the electrode 215. The first insulating ring 216 includes a hollow connecting sleeve 2161, and an outer peripheral surface of the connecting sleeve is along the connecting sleeve. The radially outwardly extending portion is formed with an annular first limiting portion 2162, and a surface of the first limiting portion 2162 facing the atomizing core housing 214 abuts on an end surface of the atomizing core housing 214. The first pin and the second pin are both in the "L" type, and the second pin includes a vertical connecting portion 2134 near the first end, and a horizontal electrical contact portion 2135 away from the first end and perpendicular to the vertical connecting portion 2134. . The end surface of the atomizing core housing 214 is provided with a receiving groove 2141, and one end of the first pin 2132 is clamped to the first insulating ring 21 Between the electrode 215 and the electrode 215, the horizontal electrical contact portion 2135 of the second pin is placed in the accommodating groove 2141 and sandwiched between the first insulating ring 216 and the atomizing core housing 214. The first pin and the second pin of the "L" type are easily fixed to the corresponding atomizing core sleeve and the first insulating ring for assembly or disassembly, and the horizontal electrical contact portion 2135 of the second pin is placed In the accommodating groove 2141, the heat generating body is easily positioned.

[0068] An oil guiding hole 2142 is disposed on a sidewall of the atomizing core housing 214, and the ceramic base 212 is columnar and disposed coaxially with the atomizing core housing 214. The outer peripheral surface of the ceramic base 214 is covered with an elastic sleeve 2143 for adsorbing the smoke oil introduced by the oil guiding hole 2142 and introducing the oil into the ceramic base 214. The inner peripheral surface of the elastic sleeve 2143 elastically abuts against the ceramic base 214. The outer circumferential surface of the elastic sleeve 2143 elastically abuts against the inner circumferential surface of the atomizing core casing 214 and is disposed on the oil guiding hole 2142.

[0069] The elastic sleeve 2143 herein is more specifically a cotton sheet having a certain adsorption force, and the cotton sheet is wrapped around the outer peripheral surface of the ceramic base body 212 to adsorb the smoke oil in the oil storage chamber and to make the smoke oil more Both are dispersed on the ceramic substrate, which not only facilitates the heating of the smoke oil, but also avoids the leakage of the smoke oil.

5, the atomizing core holder 2144 includes an annular body sleeved outside one end of the atomizing core sleeve 2147. One end of the annular body extends inwardly along the radial direction of the annular body to form an annular second limiting portion 2145. The end surface of the atomizing core sleeve 2147 abuts against the second limiting portion 2145. The inner peripheral edge of the second limiting portion 2145 extends in a direction away from the atomizing core sleeve 2147 to form an annular extending portion 2146. The extending portion 2146 A receiving groove 2141 is disposed on an end surface of the back atomizing core sleeve 2147.

Here, the number of the accommodating grooves 2141 is two and symmetrically disposed about the center of the extending portion 2146, and one end of the second pin is inserted into one of the two accommodating grooves. The structure of the receiving groove facilitates the setting and positioning of the second bow. At the same time, the installation of the two accommodating slots enables quick loading of the second pin, which is also advantageous for assembly or disassembly of the heating element.

[0072] The inner wall of one end of the atomizing core sleeve 2147 is provided with a limiting ring 21 48 disposed around the inner circumferential surface of the atomizing core sleeve 2147, and one side of the limiting ring 2148 is provided with a second cover disposed on the ceramic base 212. Metal mesh 21 49 on the end face. The limit ring 2148 limits the metal screen 2149 to the atomizing core sleeve 2147. The metal screen 2149 is used to prevent the smoke oil from flowing out together with the air flow, and the air is allowed to pass through.

Further, a central portion of the metal screen 2149 is provided with a perforation coaxially disposed with the atomization chamber, the area of the perforation being larger than the area of the mesh of the metal screen and smaller than the cross-sectional area of the atomization chamber.

[0074] It can be understood that, in an embodiment, the central region of the metal mesh 2149 and the atomization chamber The position of the cavity corresponds and completely covers the cavity of the atomization chamber. Therefore, its structure is not specifically limited here.

[0075] Referring to FIG. 7, a schematic structural diagram of another specific application of the heating element of the present invention is shown. The terminals of the first pin 2132 and the second pin 2133 extending from the ceramic base 212 of the heating element are soldered with an electronic wire 2136 for electrical connection by an electronic wire, and the electronic wire has good ductility, which can improve product yield. .

[0076] Referring to FIG. 8, a schematic diagram of a disassembled structure of an electronic cigarette atomizer of the present invention is shown. It includes a nozzle assembly 22, an oil reservoir assembly 23, an atomizing core assembly 21, and a connection assembly 24. The oil storage assembly 23 is sleeved on the atomizing core assembly 21, and the connecting assembly 24 is for fixed connection with the battery assembly provided with the power supply circuit.

[0077] Referring to FIG. 9, FIG. 9 is a schematic diagram of the overall structure of an electronic cigarette atomizer of the present invention. The nozzle assembly 22 is provided with a first air adjustment knob 223 for adjusting the amount of intake air of the electronic cigarette atomizer nozzle assembly 22 to control the temperature and circulation of the smoke. A third connecting sleeve 233 for connecting with the nozzle assembly 22 and a fourth connecting sleeve 234 for connecting with the connecting assembly 24 are provided on the oil storage assembly 23, between the third connecting sleeve 233 and the fourth connecting sleeve 234. An atomizing sleeve 237 is disposed on the oil storage assembly 23, and a shutoff knob 236 is further disposed at the third connecting sleeve 233. An air conditioning seat 245 and a second air conditioning knob 246 are disposed on the connecting component 24, and an electrical connection electrode contact portion 243 is formed at the second connecting portion 24 2 for forming an electrical connection with the battery component, and the electrode contact portion 243 is used for the electrode Electrical contact is formed.

10 is a schematic cross-sectional view of the P-P in FIG. 9. The nozzle assembly 22 includes a first vent tube 221 and a second connecting sleeve 222. The inner wall of the first vent tube 221 is fixedly coupled to the outer wall of the second connecting sleeve 222, and the first vent tube 332 has a first gas for the passage of smoke. Road 2211.

[0079] The oil storage assembly 23 includes an oil storage jacket 231, a second vent pipe 232, a third connecting sleeve 233, and a fourth connecting sleeve 234. The oil storage jacket 231 has an oil storage chamber 2311 for storing the oil, the second ventilation tube 232 is disposed in the oil storage chamber 2311, and the inner wall of the second ventilation tube 232 is fixedly connected to the outer wall of the second connection sleeve 222. The second vent tube 23 2 has a second air passage 2321 through which the smoke flows, and the first air passage 2211, the second air passage 2321, and the atomization chamber 21 23 are sequentially connected.

[0080] wherein the third connecting sleeve 233 is sleeved at one end of the oil storage sleeve 231 of the nozzle assembly 22, and the inner wall of the third connecting sleeve 233 and the outer wall of the second connecting sleeve 222 and the outer wall of the second venting tube 232 Fixed connection. The fourth connecting sleeve _{23 is} sleeved at the other end of the oil storage sleeve 231 away from the nozzle assembly 22, and the inner wall of the fourth connecting sleeve 234 is connected with the atomizing core housing, and the outer wall and the connecting component of the fourth connecting sleeve 234 24 connections. Here, the fourth company The outer wall of the sleeve 234 is screwed to the first connecting portion 241.

[0081] The connection assembly 24 includes a first connection portion 241 that is coupled to the outer wall of the fourth connection sleeve 234 and a second connection portion 242 that is coupled to the battery assembly. A second insulating ring 24 4 is disposed between the second connecting portion 242 and the electrode contact portion 243.

[0082] A first seal ring 235 for preventing direct leakage of the soot oil is further disposed between the inner wall of the second vent pipe 232 adjacent to the nozzle assembly 22 and the second connecting sleeve 222.

[0083] The heating wire is electrically heated, and after heating to a certain temperature, the smoke oil is atomized to form a smoke. At the same time, the air enters the electrode position through the air conditioning seat, enters the atomization cavity through the first air inlet hole and the second air inlet hole, and brings the smoke into the second air channel of the second ventilation pipe, and then passes through the first The first airway output of the snorkel provides a supply of smoke.

[0084] Referring to FIG. 11, a schematic structural view of a heat generating body forming apparatus of the present invention is shown. The heat generating body forming device 3 includes a mold base ₃₁ , a first mold forming assembly 32, a second mold forming assembly 33, and a mold top cover 34. The first mold forming assembly 32 and the second mold forming assembly 33 are both disposed on the mold base 31.

[0085] wherein the mold base 31 has a base surface for forming an end surface of the ceramic base body. The first mold forming assembly 32 is a cylindrical body including a hollow structure and has an inner side surface 321 for forming an outer side wall of the ceramic base. The second mold forming assembly 33 is a columnar body and is disposed in the hollow structure in the first mold forming assembly 32 and has an outer side surface 331 for forming an atomizing chamber. The outer side surface 331 and the inner side surface 321 form a ceramic base body for power supply wire insertion.

12 is a schematic view showing the structure of a first state in which a heating element is formed in the heating element molding apparatus of the present invention. The mold top cover 34 is disposed at one end of the first mold forming assembly 32 remote from the mold base 31, and has a cover pressing surface 341 opposite to the base surface 311 for forming the other end surface of the ceramic base. The base surface 311 is provided with a wire hole 312 through which the first pin and the second pin of the heating wire are respectively passed, and the hole wall of the wire hole 312 is closely matched with the first pin and the second pin. Here, the mold base 31 has a cylindrical shape.

[0087] The first mold forming assembly further includes a left mold molding 322 and a right molding 323 that is structurally symmetrical with the left molding 322. The left molding member 322 is provided with a groove having a groove surface and a curved surface. The left molding member 322 is disposed corresponding to the molding groove of the right molding member 323, and the groove surface of each molding groove forms an inner side surface. . The second mold forming assembly 33 has a cylindrical shape.

[0088] arranging the heating wire coil on the second molding component, and placing the first bow pin and the second pin into the wire hole respectively Medium. The ceramic mud is poured into the cavity formed by the base surface, the inner side surface and the outer side surface, and the top cover of the mold is pressed.

[0089] Referring to FIG. 13, a schematic diagram of a second state structure in which a heating element is formed in a heating element molding apparatus according to the present invention is shown. Thereafter, the mold top cover 34 compacts the ceramic slurry until the ceramic slurry is hardened.

[0090] Referring to FIG. 14, a third state structural diagram of a heat generating body of the heat generating body forming apparatus of the present invention is shown. After the ceramic slurry is hardened, the left molding member 322 and the right molding member 323 are removed, and the first and second pins are taken out from the wire holes 312 to obtain a molded heat generating body preform.

Referring to FIG. 15, a flow chart of a manufacturing method for manufacturing a heat generating body using a heat generating body forming apparatus according to the present invention includes the following steps:

[0092] S101. Preparing a ceramic slurry to mix materials.

[0093] S102, fixing the second mold forming assembly in the first mold forming assembly, and the first mold forming assembly and the second mold forming assembly are both fixed to the mold base, and the base surface, the inner side surface and the outer side surface are formed to be used for forming A cavity that holds the ceramic slurry.

[0094] S103, the heating wire is sleeved on the second mold forming component, and the first pin and the second pin of the heating wire are respectively inserted into the wire hole,

[0095] S104, pouring ceramic slurry into the cavity formed by the first mold forming component and the second mold forming component

[0096] S105, covering the mold top cover, and the ceramic slurry is hardened and shaped, and taken out to obtain a preform of the heating element.

[0097] In summary, the core idea of the present invention is to use a ceramic substrate with higher temperature resistance and stronger structure to cooperate with the heating wire, and to solve the problem that the traditional use of the glass fiber line as the oil guiding body generates debris and affects the user's taste and even health. Hidden dangers, atomization effect and good smoke. The ceramic substrate has a microporous structure for adsorbing the smoke oil stored in the oil storage chamber to supply the hot wire atomization, and the ceramic substrate is provided with an atomization cavity penetrating the end surface of the first end and the end surface of the second end, and is disposed on the ceramic substrate The utility model has a spiral fixing groove, the heating wire comprises a surrounding portion, a first pin and a second pin, and the surrounding portion is arranged in the fixing groove to heat the ceramic base body to realize rapid heating of the ceramic base body; meanwhile, fixing The groove communicates with the atomization chamber, so that the surrounding portion disposed in the fixing groove has a portion exposed in the atomization cavity, and the smoke in the ceramic substrate inner wall close to the atomization chamber is improved while ensuring uniform heating of the ceramic substrate. The atomization efficiency of the oil, and the fixing of the heating wire by the fixing groove, thereby avoiding the problem that the resistance value of the heating wire is unstable due to vibration or the like. The first pin and the second pin of the heating wire are disposed on the same side of the ceramic substrate, and the corresponding electrodes are provided in the electrode and the atomizing core housing The contact portion is used to realize electrical connection with the corresponding electrode and the atomizing core casing, which facilitates assembly or disassembly and cleaning of the heating element, and solves the problem of assembly trouble caused by welding of the electrical connection portion of the conventional heating body heating wire to the electrode. .

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., which are within the spirit and scope of the present invention, should be included in the protection of the present invention. Within the scope.

Claims

Claim

[Claim 1] An electronic aerosolizer for forming an electronic cigarette in combination with a battery assembly, comprising an atomizing core assembly for electrically connecting with a power supply circuit to atomize the smoke oil, the outer side of the atomizing core assembly An oil storage chamber for storing smoke oil for atomizing the atomizing core assembly, wherein the atomizing core assembly comprises a heating element, an atomizing core housing and an electrode, and the heating element is inserted in the In the atomization core housing, the electrode is inserted into one end of the atomization core housing, and the heating element includes:

a ceramic substrate and a heating wire, the ceramic substrate having a plurality of micropores for adsorbing the smoke oil stored in the oil storage chamber to supply heat to the hot wire; the ceramic substrate comprising the first end and the second end opposite to each other The end surface of the first end faces the electrode, and the ceramic substrate is provided with an atomization cavity extending through the end surface of the first end and the end surface of the second end, and the cavity wall of the atomization chamber is disposed a spiral fixing groove disposed around the atomization chamber, the fixing groove being in communication with the atomization chamber;

The heating wire includes a spiral surrounding portion, a first pin and a second pin, and the shape of the surrounding portion is adapted to the shape of the fixing groove and is embedded in the fixing groove, the surrounding portion faces The surface of the atomization chamber is at least partially exposed from the fixing groove, and one end of the first bow is connected to an end of the surrounding portion at the first end, the first lead The other end of the leg is electrically connected to the electrode; one end of the second pin is embedded in the ceramic base body, and is connected to an end of the surrounding portion at the second end, the second The other end of the pin extends from the first end of the ceramic substrate and is electrically coupled to the atomizing core housing.

[Claim 2] The electronic cigarette atomizer according to claim 1, wherein the outer circumferential surface of the electrode is provided with a first insulating ring that can be elastically deformed by an external force, the first insulation The ring includes a hollow first connecting sleeve, and an outer peripheral surface of the first connecting sleeve extends outward in a radial direction of the connecting sleeve to form an annular first limiting portion, and the first limiting portion faces the The surface of the atomizing core housing abuts on the end surface of the atomizing core housing; the first bow and the second bow are both "L" type, and the second bow includes a vertical connecting section adjacent the first end, a transverse electrical contact remote from the first end and perpendicular to the vertical connecting section a receiving groove is disposed on an end surface of the atomizing core shell, one end of the first pin is sandwiched between the first insulating ring and the electrode, and the second pin is horizontally An electrical contact segment is disposed in the receiving groove and sandwiched between the first insulating ring and the atomizing core housing. The electronic cigarette atomizer according to claim 1 or 2, wherein the side wall of the atomizing core casing is provided with an oil guiding hole, and the ceramic base body has a columnar shape and the atomizing core casing Coaxially disposed, an outer peripheral surface of the ceramic substrate is coated with an elastic sleeve for adsorbing the oil introduced by the oil guiding hole and introducing the oil into the ceramic substrate, and the inner circumferential surface of the elastic sleeve The ceramic base body is elastically abutted, and an outer circumferential surface of the elastic sleeve body elastically abuts against an inner circumferential surface of the atomization core casing and is disposed on the oil guiding hole.

The electronic cigarette atomizer according to claim 3, wherein the elastic cover is a cotton sheet wound around an outer peripheral surface of the ceramic base.

The electronic cigarette atomizer according to claim 1 or 2, characterized in that at least one fifth of the surface of the surrounding portion is exposed in the atomization chamber.

The electronic cigarette atomizer according to claim 2, wherein the atomizing core housing comprises an atomizing core holder and an atomizing core sleeve, and the atomizing core holder comprises a sleeve disposed on the atomizing core sleeve One end of the outer annular body, one end of the annular body extends inwardly along the radial direction of the annular body to form an annular second limiting portion, and one end surface of the atomizing core sleeve abuts the second limit An inner circumferential edge of the second limiting portion extends in a direction away from the atomizing core sleeve to form an annular extending portion, and an end surface of the extending portion facing away from the atomizing core sleeve is disposed on the end surface of the extending portion The accommodating groove.

The electronic cigarette atomizer according to claim 6, wherein the number of the accommodating grooves is two and is disposed symmetrically with respect to a center of the extending portion.

The electronic cigarette atomizer according to claim 6, wherein the electrode is provided with a first vent hole extending in a lateral direction of the electrode and a second vent hole extending in a longitudinal direction of the electrode, the a vent hole communicating with the second vent hole and an outer portion of the electronic aerosolizer, the second vent hole penetrating through an end surface of the electrode facing the atomization chamber, and communicating with the atomization chamber An oil retaining wall of the electrode facing away from the atomizing chamber is provided with a retaining wall for blocking the oil. The electronic cigarette atomizer according to claim 6, wherein the inner wall of one end of the atomizing core sleeve is provided with a limiting ring disposed around an inner circumferential surface of the atomizing core sleeve, One side of the limiting ring is provided with a metal screen covered on the second end surface of the ceramic substrate.

[Claim 10] The electronic cigarette atomizer according to claim 9, wherein a central region of the metal screen is provided with a perforation coaxially disposed with the atomization chamber, and the area of the perforation is between The area of the mesh of the metal screen is between the area of the atomization chamber and the cross-sectional area of the atomization chamber.

[Claim 11] The electronic cigarette atomizer according to claim 9, wherein a central region of the metal screen corresponds to a position of a cavity of the atomization chamber and completely covers the atomization chamber Cavity.

The electronic cigarette atomizer according to claim 1 , wherein the atomization core assembly is provided with an oil storage assembly, and the opposite ends of the oil storage assembly are respectively connected with a nozzle assembly and a connection assembly for fixedly connecting to the battery assembly provided with the power supply circuit; the nozzle assembly includes a first ventilation tube and a second connection sleeve, an inner wall of the first ventilation tube and the second connection sleeve The outer wall is fixedly connected, and the first vent tube has a first air passage for the passage of smoke;

The oil storage assembly includes an oil storage jacket, a second ventilation pipe, a third connection sleeve and a fourth connection sleeve, the oil storage jacket has the oil storage chamber for storing smoke oil, and the second ventilation pipe is provided In the oil storage chamber, the inner wall of the second vent pipe is fixedly connected to the outer wall of the second connecting sleeve, and the second vent pipe has a second air passage for the smoke to flow through, the first The air passage, the second air passage, and the atomization chamber are sequentially connected;

The third connecting sleeve is disposed at one end of the oil storage sleeve adjacent to the nozzle assembly, and an inner wall of the third connecting sleeve and an outer wall of the second connecting sleeve and an outer wall of the second ventilation tube Fixed connection

The fourth connecting sleeve is disposed at the other end of the oil storage sleeve away from the nozzle assembly, and an inner wall of the fourth connecting sleeve is connected to the atomizing core housing, and the fourth connecting sleeve An outer wall is coupled to the connection assembly; the connection assembly includes a first connection portion coupled to an outer wall of the fourth connection sleeve and a second connection portion for connection with the battery assembly. [Claim 13] The electronic cigarette atomizer according to claim 12, further configured to be further disposed between an inner wall of the second vent pipe remote from the nozzle assembly and the atomizing core sleeve A first seal ring that prevents smoke from leaking.

[Claim 14] The electronic cigarette atomizer according to claim 12, wherein an outer wall of the fourth connecting sleeve is screwed to the first connecting portion.

[Claim 15] A heat generating body molding apparatus for a heat generating body according to claim 1, comprising: a mold base, a first mold forming assembly, a second mold forming assembly, and a mold top cover The mold forming assembly and the second mold forming assembly are all disposed on the mold base, the mold base has a base surface for forming an end surface of the ceramic base body, and the first mold forming assembly is a columnar body having a hollow structure. And including an inner side surface for forming an outer sidewall of the ceramic substrate; the second mold forming assembly is a columnar body, and is disposed in the hollow structure in the first mold forming assembly, and has an atomization for forming An outer side surface of the cavity and the fixing groove; the outer side surface and the inner side surface form a ceramic base body for inserting the power supply wire, the base surface, the inner side surface and the outer side surface forming a cavity; the mold a top cover is disposed at one end of the first mold forming assembly away from the mold base, and has a base opposite to the base surface for forming the other end of the ceramic substrate Cover pressure surface;

Providing, on the base surface, a line hole through which the first bow I and the second bow of the hot wire are respectively passed, the hole wall of the line hole and the first bow, the second The bow I feet are closely matched.

The heat generating body molding apparatus according to claim 15, wherein the mold base has a cylindrical shape.

[Claim 17] The heat generating body molding apparatus according to claim 15, wherein the first mold forming assembly further includes a left mold molding and a right mold molding symmetrical with the left mold molding.

[Claim 18] The heat generating body molding apparatus according to claim 15, wherein the second mold forming unit has a cylindrical shape.

[Claim 19] A method of manufacturing a heat generating body using the heat generating body forming apparatus according to claim 15, comprising the steps of: Preparing ceramic mud;

Fixing the second mold forming assembly in the first mold forming assembly, and the first mold forming assembly and the second mold forming assembly are both fixed to the mold base;

The heating wire is sleeved on the second mold forming component, and the first pin and the second pin of the heating wire are respectively inserted into the wire hole;

Filling the ceramic slurry into a cavity formed by the first mold forming assembly and the second mold forming assembly;

Cover the top of the mold and let the ceramic slurry harden.