CN114916711A - Electronic atomization assembly that is easy to assemble and not easy to leak and its manufacturing method - Google Patents

Abstract

The invention provides an electronic atomization assembly that is easy to assemble and is not easy to leak, including a base body, a cover body, a heating body, a liquid conducting body and an electrical connector, the base body is provided with a groove matching with the liquid conducting body, and the base body is an injection molded part, The base body is consolidated with the heating element by in-mold injection molding. The heating element is arranged at the bottom of the groove, the fixing part is consolidated in the base body, the heating part is exposed in the groove, and the liquid conducting liquid is soft and is set in the groove. In the heating part, the cover body covers the groove and connects with the base body, and presses the conducting liquid. The present invention also provides a method for manufacturing the above-mentioned electronic atomization assembly that is easy to assemble and not easy to leak. In the present invention, the electronic atomization component adopts a soft liquid conducting liquid, which has good permeability to liquid, good liquid locking ability, and is not easy to leak liquid, and the base body and the heating element are consolidated together by in-mold injection molding, so that the heating element has Strength, not easy to be deformed, the soft liquid conducting liquid is arranged in the groove of the base body and fixed by the cover body, the structure is stable, and it is convenient for large-scale automatic production and manufacture.

Description

Electronic atomization assembly that is easy to assemble and not easy to leak and its manufacturing method

technical field

The invention relates to the technical field of electronic atomization, in particular to an electronic atomization component that is easy to assemble and is not easy to leak and a manufacturing method thereof.

Background technique

Electronic atomization technology is a technology that generates atomized vapor by electrically heating liquid to its boiling point. At present, it is widely used in the field of electronic cigarettes. With the innovative development of atomization technology, electronic atomization technology is also used in more other fields, such as beauty, medical and other fields. The core of the atomization technology field is the electronic atomization component, which is mainly composed of a heating element and a liquid-conducting material. According to the material of the liquid-conducting material, it is mainly divided into porous ceramic-type hard liquid-conducting materials and liquid-conducting cotton cloth. The soft liquid-conducting material of the invention, in which the hard liquid-conducting material is an electronic atomization component, the heating body and the liquid-conducting material are well combined, and the porous material provides support for the heating body. Fixed, it will hinder the passage of many macromolecules in the smoke liquid, and it is difficult to achieve the balance of liquid supply and liquid locking, which is prone to liquid leakage problems. The soft liquid-conducting material such as soft liquid-conducting cotton has good permeability for liquid, and has good liquid-locking ability and is not easy to leak liquid. It is only due to the poor structural strength of the heating element, which is easy to deform, and then combined with soft liquid-conducting material to assemble Difficult, mass production requires a lot of labor, so it needs a structure and production process that is not easy to leak, and has a stable structure and is not easy to deform, so that it can be applied on a large scale.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide an electronic atomization assembly that is easy to assemble and is not easy to leak, and a manufacturing method thereof, aiming at the above-mentioned defects in the related art.

The technical solution adopted by the present invention to solve the technical problem includes: providing an electronic atomization assembly that is easy to assemble and is not easy to leak, including a base body, a cover body, a heating body for heating the atomized liquid, a liquid storage and a liquid The conductive liquid conducted to the heating body and the electrical connector for connecting with the external circuit, the base body is provided with a groove matching the conductive liquid, the heating body is a conductive metal part and includes a fixing part, Connect the heating part of the fixed part that generates heat when energized and the electrode part connected to the heating part, the base body is an injection molded part, and the base body is fixed with the heating body by in-mold injection molding, and the The heating element is arranged at the bottom of the groove, the fixing part is fixed in the base body, the heating part is exposed in the groove, and the liquid conducting liquid is soft and is arranged in the groove, contacting the In the heat generating part, the cover body is covered on the groove and connected to the base body, so as to press the conducting liquid;

The base body or the cover body is provided with a liquid inlet hole leading from the outside to the liquid conducting liquid for making the external liquid contact the conducting liquid, and the electrical connecting piece is provided on the base body and electrically The electrode part is connected, and the base body is provided with an air passage that communicates with the outside and passes through the heating part 41. The air flow of the air passage brings the aerosol generated by the heating element to the electronic atomization assembly. outside.

Preferably, the depth direction of the groove is along the first direction, both sides of the groove in the second direction are open, the cover body is provided on one side of the base body in the first direction, the guide Both sides of the liquid in the second direction are located in the open sides of the groove, the first direction being perpendicular to the second direction.

Preferably, the liquid conducting liquid is a single-layer structure; or the conducting liquid is at least two-layer structure superimposed along the depth direction of the groove.

Preferably, the cover body is superimposed on the liquid conducting liquid along the depth direction of the groove.

Preferably, the cover body is fixed on the base body by ultrasonic welding.

Preferably, the base body is provided with a first positioning portion, and the cover body is provided with a second positioning portion matched with the first positioning portion, so as to realize the positioning of the cover body;

The cover body is made of plastic, and the part of the cover body in contact with the base body is provided with a plurality of protruding ultrasonic welding parts for ultrasonic welding; or the cover body is metal, and the first positioning part is The second positioning portion is in the shape of a protrusion, the first positioning portion is deformed after passing through the second positioning portion, and the second positioning portion is clamped to fix the cover body.

Preferably, the liquid inlet hole is provided on the cover body.

Preferably, the air passage is provided below the groove and is open at the bottom of the groove, and the fixing part of the heating element is provided on the periphery of the heating part, and is fixed with the base to the ventilation The channel is located at the periphery of the opening at the bottom of the groove, the heat-generating part is located in the opening of the air channel at the bottom of the groove, and the liquid conducting liquid is located above the heat-generating part, so that the heat-generating part is exposed in the groove. and contact with the conducting liquid.

Preferably, the heating part is provided with a gap, and the aerosol generated by the heating and atomization of the heating part enters the air passage through the gap, and then enters the air passage.

Preferably, the heat generating part is flat and is arranged parallel to the bottom surface of the groove, and the side surface of the conducting liquid in contact with the heat generating part is also flat; or the bottom surface of the groove is curved, and the heat generating part is The portion is in the shape of a curved surface corresponding to the bottom surface of the groove, and the side surface of the conducting liquid in contact with the heat generating portion is also in the shape of a curved surface corresponding to the heat generating portion.

Preferably, the heat generating part includes a plurality of sections of a first heating circuit and a plurality of sections of a second heating circuit, each of which is connected between two sections of the first heating circuit, and the number of the fixing parts is A plurality of them are arranged at both ends of each section of the first heating circuit.

Preferably, the fixing portion is bent relative to the heating portion.

Preferably, each of the fixing portions includes a first portion protruding outward from the heat generating portion and a second portion protruding relative to the first portion.

Preferably, the outer side of the base body is provided with a hole for an electrical connector that is straight and deep, the electrode portion of the heating element is located in the hole, and the electrical connector is inserted into the hole of the electrical connector to contact the electrode department.

Preferably, the electrical connector hole is deep into the lower side of the slot and the slot is open, and the electrode portion is bent relative to the heating portion and protrudes into the electrical connector hole.

The technical solution adopted by the present invention to solve the technical problem includes: providing a method for manufacturing the above-mentioned electronic atomization assembly that is easy to assemble and is not easy to leak, including:

Step A: Provide a cover, a soft liquid conducting liquid for storing liquid and conducting liquid to the heating element, a heating element for heating the atomized liquid, and an electrical connector for connecting with an external circuit , the heating element is a conductive metal piece and includes a fixed part, a heating part connected to the fixed part that generates heat when energized, and an electrode part connected to the heating part;

Step B: The heating element is placed in an injection mold, the base body is consolidated with the heating element through in-mold injection molding, the base is provided with a groove matching the liquid guide, and the heating element is At the bottom of the groove, the heating part is exposed in the groove, and the base is provided with an air channel for bringing the aerosol generated by the heating body to heat the atomized liquid to the outside of the electronic atomization assembly;

Step C: installing the electrical connector on the base and electrically connecting the electrode portion;

Step D: placing the conducting liquid in the groove and contacting the heating part;

Step E: Cover the cover body on the groove and connect the base body, and press the conductive liquid to form the electronic atomization assembly, wherein the base body or the cover body is provided with an outlet from the outside. A liquid inlet hole leading to the conducting liquid for contacting the external liquid with the conducting liquid.

Preferably, the manufacturing method is used to manufacture at least two of the electronic atomization assemblies;

In the step B: the depth direction of the groove is along the first direction, both sides of the groove in the second direction are open, and the opening positions of each of the base bodies are aligned;

In the step D: simultaneously disposing one of the conducting liquids in the grooves of each of the bases along the second direction;

The manufacturing method includes step F: cutting the conducting liquid at a position between two substrates to form at least two electronic atomizing assemblies.

Preferably, the liquid conducting liquid is a single-layer structure or at least two-layer structure superimposed along the depth direction of the groove;

In the step E: the cover body is superimposed on the guide liquid along the groove depth direction.

Preferably, in the step B, the outer side of the base body is provided with a hole for an electrical connector that is straight and deep, and the electrode portion of the heating element is located in the hole; the electrical connector is inserted into the electrical connection contact the electrode part in the hole.

Preferably, the manufacturing method is used to manufacture at least two of the electronic atomization assemblies;

In the step A: processing the metal material into at least two of the heating bodies;

In the step A: the metal material is processed into at least two of the heating bodies and the connecting parts connecting the heating bodies at the same time, and the heating bodies are connected together through the connecting parts, and each heating body is connected together by the connecting parts. The heating element includes the fixing part, the heating part and the electrode part;

In the step B: in-mold injection molding to form at least two base bodies respectively fixed with each of the heating elements, the connecting portion is outside the base body, and each of the base bodies is connected through the connecting portion together;

In the step E: covering at least two of the cover bodies on the grooves of each of the base bodies respectively;

In the step F: cut off the connection between the heating element and the connection part, so as to separate the electronic atomization assembly from the connection part.

The implementation of the technical solution of the present invention has at least the following beneficial effects: the electronic atomization component adopts a soft liquid-conducting material, which has good liquid permeability, good liquid-locking ability, and is not easy to leak liquid, and the base body and the heating element are formed by in-mold injection molding Consolidated together, the heating body has strength and is not easy to be deformed. The soft liquid conducting liquid is arranged in the groove of the base body and fixed by the cover body, and the structure is stable, which is convenient for large-scale automatic production and manufacture.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present invention. In some embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a perspective view of an electronic atomizer assembly that is easy to assemble and is not easy to leak liquid according to an embodiment of the present invention.

FIG. 2 is an exploded view of the electronic atomization assembly of FIG. 1 .

FIG. 3 is an exploded view of the base body, the heating body and the electrical connection parts of the electronic atomization assembly of FIG. 2 .

FIG. 4 is a perspective view of the heating element of FIG. 3 .

FIG. 5 is a partial enlarged view of part A in FIG. 4 .

FIG. 6 is a top view of the electronic atomization assembly of FIG. 1 .

FIG. 7 is a cross-sectional view at the position A-A in FIG. 6 .

FIG. 8 is a cross-sectional view at position B-B in FIG. 6 .

FIG. 9 is a perspective view of the base of the first embodiment of the electronic atomization assembly of FIG. 1 .

FIG. 10 is a perspective view of the cover of the first embodiment of the electronic atomizer assembly of FIG. 1 .

FIG. 11 is a perspective view of the base of the second embodiment of the electronic atomization assembly of FIG. 1 .

FIG. 12 is a perspective view of the cover of the second embodiment of the electronic atomizer assembly of FIG. 1 .

FIG. 13 is a schematic diagram of step A of a method for manufacturing an electronic atomization component that is easy to assemble and is not prone to liquid leakage according to an embodiment of the present invention.

FIG. 14 is a schematic diagram of step B of a method for manufacturing an electronic atomizer assembly that is easy to assemble and not prone to leakage according to an embodiment of the present invention.

FIG. 15 is a schematic diagram of step C of a method for manufacturing an electronic atomizer assembly that is easy to assemble and not prone to leakage according to an embodiment of the present invention.

16 is a schematic diagram of steps D and E of a method for manufacturing an electronic atomizer assembly that is easy to assemble and not prone to leakage according to an embodiment of the present invention.

FIG. 17 is a schematic diagram of step F of the manufacturing method of the electronic atomization assembly which is easy to assemble and not easy to leak liquid according to an embodiment of the present invention.

The symbols in the figure represent: base body 1, first positioning part 11, groove 12, air passage 13, electrical connector hole 14, cover body 2, second positioning part 21, liquid inlet hole 22, ultrasonic welding part 23, guide Liquid 3, heating element 4, heating part 41, first heating circuit 411, second heating circuit 412, electrode part 42, fixing part 43, first part 431, second part 432, gap 44, electrical connector 5, connection Section 6, first direction 71, second direction 72, third direction 73, metal material 8.

Detailed ways

In order to have a clearer understanding of the technical features, objects and effects of the present invention, the specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be understood that if the orientation or positional relationship indicated by "upper", "lower", "top", "bottom", "inside", "outside", etc. appears in the text, it is based on the orientation or positional relationship shown in the accompanying drawings, Constructing and operating in a specific orientation is only for the convenience of describing the technical solution, rather than indicating that the referred device or element must have a specific orientation, and therefore should not be construed as a limitation of the present invention. It should also be noted that, unless otherwise expressly specified and limited, terms such as "installed", "connected", "connected", "fixed" and "set" should be understood in a broad sense, for example, it may be a fixed connection , it can also be detachable connection, or integrated; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship between the two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element, or one or more intervening elements may also be present. If the terms "first", "second", "third", etc. appear in the text only for the convenience of describing the technical solution, and should not be understood as indicating or implying the relative importance or the number of the indicated technical features, Thus, a feature defined as "first", "second", "third", etc., may expressly or implicitly include one or more of that feature. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the following description, for the purpose of illustration rather than limitation, specific details such as specific system structures and technologies are set forth in order to provide a thorough understanding of the embodiments of the present invention. However, it will be apparent to those skilled in the art that the present invention may be practiced in other embodiments without these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

Referring to FIGS. 1-10 , in an embodiment of the present invention, an electronic atomization assembly that is easy to assemble and is not prone to liquid leakage includes a base body 1, a cover body 2, a heating body 4 for heating the atomized liquid, a storage liquid and a Conduct the contacting liquid to the liquid conducting liquid 3 of the heating body 4 and the electrical connector 5 for connecting with the external circuit. The base body 1 is provided with a groove 12 that matches the conducting liquid 3. It includes a fixed part 43, a heating part 41 connected to the fixed part 43 that generates heat when energized, and an electrode part 42 connected to the heating part 41; Combined together, the heating element 4 is set at the bottom of the groove 12, the fixing part 43 is fixed in the base body 1, the heating part 41 is exposed in the groove 12, and the liquid conducting part 3 is soft and is arranged in the groove 12 to locate the conducting liquid 3. The liquid guide 3 is in contact with the heating part 41, the cover body 2 is covered on the groove 12 and connected to the base body 1, and the liquid guide body 3 is pressed down. The base body 1 and the cover body 2 are hard to support the liquid guide body 3 well;

The base body 1 or the cover body 2 is provided with a liquid inlet hole 22 which leads to the liquid guide 3 from the outside and is used to make the external liquid contact the liquid guide 3. The electrical connector 5 is provided on the base body 1 and is electrically connected to the electrode of the heating element 4. Part 42, the base body 1 is provided with an air passage 13 which communicates with the outside and passes through the heating part 41 of the heating element 4. The air flow in the air passage 13 brings the aerosol produced by the heating element 4 heating the atomized liquid to the outside of the electronic atomization assembly.

The electronic atomization assembly of the present invention, which is easy to assemble and not easy to leak liquid, has at least beneficial technical effects: the electronic atomization assembly adopts a soft liquid conducting liquid 3, which has good liquid permeability, good liquid locking ability, and is not easy to leak liquid, and the base body 1 It is consolidated with the heating element 4 by in-mold injection molding, so that the heating element 4 has strength and is not easily deformed. The soft liquid guide 3 is arranged in the groove 12 of the base body 1 and is fixed by the cover body 2. The structure is stable and convenient. Large-scale automated manufacturing.

Among them, the conducting liquid 3 can be a porous material. The so-called porous material can also be referred to as a microporous material with numerous micropores distributed in it to achieve liquid absorption and conduction. The hard porous material has a porous ceramic body, and the soft porous material With liquid-conducting cotton.

The groove 12 of the base body 1 is used for accommodating and positioning the conducting liquid 3 , the fixing portion 43 of the heating element 4 is used for fixing the heating element 4 , and the electrode portion 42 is used for the inflow and outflow of electric current. When the electronic atomization assembly is in operation, the external liquid contacts the liquid conducting liquid 3 through the liquid inlet hole 22, and the liquid conducting liquid 3 conducts the contacted liquid to the heating part 41 of the heating element 4, and the electrical connection member 5 is electrically connected to the external circuit. When connected, the current passes through the heating element 4, and the heating part 41 heats and atomizes the liquid to generate aerosol, and the air flow through the air passage 13 takes the aerosol out of the electronic atomization assembly through the air passage 13.

Preferably, the depth direction of the groove 12 is along the first direction 71 , the groove 12 is open on both sides in the second direction 72 , the cover body 2 is provided on one side of the base body 1 in the first direction 71 , and the liquid guide 3 is located in the second direction 71 . The two sides in the direction 72 are located in the open sides of the groove 12 , and the first direction 71 is perpendicular to the second direction 72 . In this way, in the manufacturing process, the conductive liquid 3 can be simultaneously arranged in the grooves 12 of the plurality of substrates 1 along the second analysis 72, and then the conductive liquid 3 is cut at the positions between the respective substrates 1 to form separate electronic mists component

Preferably, the liquid guide 3 is a single-layer structure with a certain thickness; or the liquid guide 3 is in the shape of a sheet, and the liquid guide 3 is a structure of at least two layers superimposed along the depth direction of the groove 12, and a soft fibrous woven cloth or Cotton-based liquid-conducting material.

The cover body 2 is superimposed on the liquid guide 3 along the depth direction of the groove 12 . The at least two-layer superimposed structure of the liquid guide 3 and the superimposed arrangement of the cover body 2 are convenient for automated mass production.

Preferably, the cover body 2 is fixed on the base body 1 by ultrasonic welding.

Preferably, the base body 1 is provided with a first positioning portion 11, the cover body 2 is provided with a second positioning portion 21 that cooperates with the first positioning portion 11, and the first positioning portion 11 and the second positioning portion 21 are in concave-convex fit to realize the cover The positioning of the body 2; and the cover body 2 is embedded in the base body 1, so that the surface of the cover body 2 and the surface of the base body 1 are as flush as possible.

In some embodiments, referring to FIGS. 9-10 , both the cover body 2 and the base body 1 are made of plastic, and a plurality of protruding linear ultrasonic welding parts 23 for ultrasonic welding are provided at the contact portion of the cover body 2 and the base body 1 , during the assembling process, the ultrasonic wave makes the ultrasonic welding part 23 melt and deform and then solidify, so as to realize the fixation of the cover body 2 and the base body 1; or in other embodiments, see FIGS. It is metal, the first positioning part 11 is in the shape of a protrusion, and the second positioning part 21 is in the shape of a hole. The cover body 2 is fixed.

Preferably, the liquid inlet hole 22 is provided on the cover body 2 and penetrates the cover body 2 along the thickness direction of the cover body 2 .

Preferably, the air passage 13 is arranged below the groove 12 and opens at the bottom of the groove 12 , and the fixing part 43 of the heating element 4 is arranged on the periphery of the heating part 41 , and is fixed with the base 1 to the periphery of the opening of the air passage 13 at the bottom of the groove 12 . , the heating part 41 is located in the opening of the air passage 13 at the bottom of the groove 12 , and the liquid conducting part 3 is located above the heating part 41 , so that the heating part 41 is exposed in the groove 12 and the upper side of the heating part 41 is in contact with the liquid conducting part 3 . The heating part 41 is provided with a gap 44, the heating part 41 includes heating circuits, and the gap 44 is formed between the heating circuits.

Preferably, the heating element 4 is a plane type. Specifically, the bottom surface of the groove 12 is flat, and the heating part 41 of the heating element 4 is flat and is arranged parallel to the bottom surface of the groove 12; The side surface is also flat; or the bottom surface of the groove 12 is a curved surface, the heating part 41 is a curved surface corresponding to the bottom surface of the groove 12, and the lower side surface of the liquid conducting 3 in contact with the heating part 41 is also a curved surface corresponding to the heating part 41. .

Preferably, the heating part 41 includes multiple sections of the first heating circuit 411 and multiple second heating circuits 412 , the first heating circuit 411 is parallel to the third direction 73 , and each second heating circuit 412 is connected to two first heating circuits. Between 411, the number of fixing parts 43 is multiple and is arranged at both ends of each section of the first heating circuit 411, and the fixing parts 43 are fixed in the base body 1, so as to Once fixed, the first heating circuit 411 has a certain strength to ensure that the first heating circuit 411 of the heating part 41 will not be deformed by force when the electronic atomization assembly is assembled with the liquid guide 3 . On the periphery of the second heating circuit 412 is the fixing part 43 . The second heating circuit 412 is equivalent to cutting off the circuit, and the current flows through the electrode part 42 , the first heating circuit 411 and the second heating circuit 412 , but does not flow through the fixing part 43 , so the fixing portion 43 does not generate heat. The fixing part 43 is bent relative to the heating part 41 and can be bent by 90 degrees. When the heating part 41 is unfolded, the fixing part 43 and the first heating circuit 411 are on the same straight line. Each fixing portion 43 includes a first portion 431 protruding outward from the heating portion 41 and a second portion 432 protruding relative to the first portion 431 . The structure of the fixing portion 43 can enhance the bonding strength with the base body 1 .

Preferably, the outer side of the base body 1 is provided with a straight and deep electrical connector hole 14, the electrode portion 42 of the heating body 4 is located in the hole, and the electrical connector 5 is rod-shaped, which can be a PIN pin, inserted into the electrical connector hole 14 Press and contact the electrode part 42 in the middle to realize electrical connection. With the electrical connector 5, it is not necessary to solder pins for connecting with external circuits to the electronic atomization component, and the dimensions and specifications are more standardized and modular.

Preferably, the electrical connector hole 14 is deep into the lower side of the slot 12 and the side is open to the slot 12, and the electrode portion 42 is bent relative to the heating portion 41, and can be bent 90 degrees to extend into the electrical connector hole 14, so that in contact with the electrical connector 5 . Specifically, the number of the electrode parts 42 is two, which are respectively provided on both sides of the heating part 41 and are bent to the same side; the number of the electrical connector holes 14 and the electrical connector 5 are both two, which are located on the heating body 41 . Below, and are located on both sides of the air passage 13 respectively, the two electrode parts 42 are respectively located in the two electrical connector holes 14, the two electrical connectors 5 are respectively inserted into the two electrical connectors 5, and the two The electrode part 42 is in contact, and a part of the electrical connector 5 is exposed to the outside of the base body 1 for connection with an external circuit, one of the electrical connector 5 and the electrode is used for the inflow of current, and the other for the outflow of current. In addition, two electrical connector holes 14 are provided on the same side of the base body 1 to facilitate connection with external circuits.

To sum up, the electronic atomization assembly of the present invention, which is easy to assemble and not easy to leak, has a stable structure and is convenient for large-scale automated production:

1. The base body 1 and the heating body 4 are consolidated together by in-mold injection molding, so that the heating body 4 has strength and is not easily deformed;

2. The soft liquid guide 3 has good permeability for liquid, good liquid locking ability, and is not easy to leak liquid, and the liquid guide 3 is set in the groove 12 of the base body 1 and fixed by the cover body 2. The liquid guide 3 is a single layer with a certain The thickness of the structure or the multi-layer structure superimposed along the depth direction of the groove 12;

3. The electrical connector 5 is inserted into the electrical connector hole 14 of the base body 1 to be fixed, and is in contact with the motor of the heating body 4 to conduct electricity;

4. The cover body 2 is superimposed on the liquid guide 3 along the depth direction of the groove 12, and is welded with the base body 1 by ultrasonic welding.

Referring to FIGS. 13-17 , a method for manufacturing an electronic atomizer assembly according to an embodiment of the present invention includes:

Step A: Provide a cover 2, a soft conductive liquid 3 for storing the liquid and conducting the contacted liquid to the heating element 4, a heating element 4 for heating the atomized liquid, and an electric circuit for connecting to an external circuit. The sex connector 5, the heating body 4 is a conductive metal piece and includes a fixing part 43, a heating part 41 connected to the fixing part 43 that generates heat when energized, and an electrode part 42 connected to the heating part 41;

Step B: The heating element 4 is placed in the injection mold, the base body 1 is consolidated with the heating element 4 by in-mold injection molding, the base body 1 is provided with a groove 12 that matches the liquid guide 3, and the heating element 4 is arranged in the groove 12. At the bottom, the heating part 41 is exposed in the groove 12, and the base body 1 is provided with an air passage 13 that is used to bring the aerosol generated by the heating body 4 to heat the atomized liquid to the outside of the electronic atomization assembly; 4 are consolidated together, so the heating body 4 has strength and is not easily deformed in subsequent automated assembly operations;

Step C: Install the electrical connector 5 on the base body 1 and electrically connect the electrode portion 42 of the heating element 4;

Step D: placing the liquid guide 3 in the groove 12 to locate the liquid guide 3, and the liquid guide 3 contacts the heating part 41;

Step E: cover the cover body 2 on the groove 12 and connect the base body 1, press the liquid guide 3, the base body 1 and the cover body 2 are hard to support the liquid guide 3 well, and form the electronic atomization assembly, wherein, The base body 1 or the cover body 2 is provided with a liquid inlet hole 22 which leads to the liquid guide 3 from the outside and is used for contacting the external liquid with the liquid guide 3 .

The manufacturing method of the electronic atomization assembly of the present invention that is easy to assemble and not easy to leak has beneficial technical effects: the base body 1 and the heating body 4 are consolidated together by in-mold injection molding, so that the heating body 4 has strength, is not easily deformed, and is soft The qualitative liquid conducting 3 is arranged in the groove 12 of the base body 1 and fixed by the cover body 2, and the structure is stable, which is convenient for large-scale automatic production and manufacture.

Referring to Figures 14-17, preferably, the manufacturing method is used to manufacture at least two electronic atomization assemblies;

In step B: the depth direction of the groove 12 is along the first direction 71, the two sides of the groove 12 in the second direction 72 are open, and the opening positions of the respective base bodies 1 are aligned;

In step D: simultaneously disposing an elongated liquid guide 3 in the groove 12 of each base body 1 along the second direction 72;

The manufacturing method includes step F: cutting the conducting liquid 3 at a position between the two substrates 1 to form at least two electronic atomization components.

Referring to FIG. 16, preferably, the liquid conducting liquid 3 is a single-layer structure or at least two-layer structure superimposed along the depth direction of the groove 12;

In step E: the cover body 2 is superimposed on the liquid guide 3 along the depth direction of the groove 12, and is welded with the base body 1 by ultrasonic welding.

Referring to FIGS. 14-15 , preferably, in step B, the outer side of the base body 1 is provided with an electrical connector hole 14 that penetrates directly into the base body 1 , and the electrode portion 42 of the heating element 4 is located in the hole; the electrical connector 5 is in the shape of a rod , which can be a PIN pin, inserted into the electrical connector hole 14 to press and contact the electrode portion 42 to achieve electrical connection. With the electrical connector 5, it is not necessary to solder pins for connecting with external circuits to the electronic atomization component, and the dimensions and specifications are more standardized and modular.

Referring to Figures 13-17, preferably, the manufacturing method is used to manufacture at least two electronic atomization assemblies;

In step A: a piece of metal material 8 is processed into at least two heating bodies 4, and the number of the cover body 2, the heating body 4 and the electrical connector 5 corresponds to the number of manufactured electronic atomization components; The sheet metal material 8 can be punched, corroded or laser cut to form the heating circuit of the heating part 41 of the heating element 4, and the parts that need to be bent (fixed part 43 and electrode part 42, etc.) Bending, the heat generating part 41 is flat or flat, and the heat generating body 4 is generally flat as a whole.

In step A: the sheet-shaped metal material 8 is processed into at least two heating bodies 4 and connecting parts 6 connecting each heating body 4 at the same time, the heating bodies 4 are connected together by the connecting parts 6, and the connecting parts 6 are arranged in each On the same side of the heating element 4, each heating element 4 includes a fixing part 43, a heating part 41 and an electrode part 42;

In step B: in-mold injection molding at least two base bodies 1 that are respectively consolidated with each heating element 4, the connecting portion 6 is outside the base body 1 and on the same side of each base body 1, and each base body 1 passes through the connecting portion. 6 are joined together;

In step E: cover at least two cover bodies 2 on the grooves 12 of each base body 1 respectively;

In step F: the connection between the heating element 4 and the connection part 6 is cut off, and the electronic atomization assembly is separated from the connection part 6 .

To sum up, the manufacturing method of the electronic atomization assembly that is easy to assemble and not easy to leak liquid of the present invention is convenient for large-scale automated production and manufacturing:

1. The base body 1 and the heating body 4 are consolidated together by in-mold injection molding, so that the heating body 4 has strength and is not easily deformed;

2. The soft liquid guide 3 has good permeability for liquid, good liquid locking ability, and is not easy to leak liquid, and the liquid guide 3 is set in the groove 12 of the base body 1 and fixed by the cover body 2. The liquid guide 3 is a single layer with a certain The thickness of the structure or the multi-layer structure superimposed along the depth direction of the groove 12;

3. The electrical connector 5 is inserted into the electrical connector hole 14 of the base body 1 to be fixed, and is in contact with the motor of the heating body 4 to conduct electricity;

4. The cover body 2 is superimposed on the liquid guide 3 along the depth direction of the groove 12, and is welded with the base body 1 by ultrasonic welding.

The electronic atomization assembly of the present invention can be applied to the electronic cigarette to heat and atomize the smoke liquid.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications, combinations and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the scope of the claims of the present invention.

Claims (20)

1. An electronic atomization assembly that is easy to assemble and is not easy to leak, is characterized in that, it comprises a base body (1), a cover body (2), a heating element (4) for heating the atomized liquid, a heating element (4) for storing the liquid and the The liquid is conducted to the liquid conducting liquid (3) of the heating body (4) and the electrical connecting piece (5) for connecting with the external circuit, the base body (1) is provided with a matching liquid conducting liquid (3) the groove (12), the heating body (4) is a conductive metal part and includes a fixing part (43), a heating part (41) connected to the fixing part (43) that generates heat when energized, and a heating part connected to the heating part (41) In the electrode part (42) of (41), the base body (1) is an injection molded part, and the base body (1) is consolidated with the heating element (4) by in-mold injection molding, and the heating element (4) ) is arranged at the bottom of the groove (12), the fixing part (43) is fixed in the base body (1), the heating part (41) is exposed in the groove (12), and the liquid conducting part (41) is exposed in the groove (12). (3) is soft and is arranged in the groove (12), contacts the heat generating part (41), the cover (2) covers the groove (12) and is connected to the base (1) ), pressing the conducting liquid (3); The base body (1) or the cover body (2) is provided with a liquid inlet hole (22) leading to the liquid conducting liquid (3) from the outside and used for contacting the external liquid with the conducting liquid (3), The electrical connector (5) is provided on the base body (1) and is electrically connected to the electrode portion (42), and the base body (1) is provided with a ventilation that communicates with the outside and passes through the heating portion (41). A channel (13), the air flow of the air channel (13) brings the aerosol generated by the heating element (4) heating the atomized liquid to the outside of the electronic atomization assembly. 2 . The electronic atomization assembly according to claim 1 , wherein the depth direction of the groove ( 12 ) is along the first direction ( 71 ), and the depth of the groove ( 12 ) in the second direction ( 72 ). 3 . Both sides are open, the cover body (2) is arranged on one side of the base body (1) in the first direction (71), and the liquid guide (3) is arranged in the second direction (72) The two sides of the groove (12) are located in the open sides of the groove (12), and the first direction (71) is perpendicular to the second direction (72). 3 . The electronic atomization assembly according to claim 1 , wherein the conducting liquid ( 3 ) has a single-layer structure; or the conducting liquid ( 3 ) is superimposed along the depth direction of the groove ( 12 ). 4 . of at least two-layer structure. 4 . The electronic atomization assembly according to claim 3 , wherein the cover body ( 2 ) is superimposed on the conducting liquid ( 3 ) along the depth direction of the groove ( 12 ). 5 . 5 . The electronic atomization assembly according to claim 1 , wherein the cover body ( 2 ) is fixed on the base body ( 1 ) by ultrasonic welding. 6 . 6. The electronic atomizer assembly according to claim 5, wherein a first positioning portion (11) is provided on the base body (1), and a first positioning portion (11) is provided on the cover body (2) The second positioning part (21) matched with the positioning part (11) realizes the positioning of the cover body (2); The cover body (2) is made of plastic, and the part of the cover body (2) in contact with the base body (1) is provided with a plurality of protruding ultrasonic welding parts (23) for ultrasonic welding; or the cover The body (2) is metal, the first positioning part (11) is in the shape of a protrusion, the second positioning part (21) is in the shape of a hole, and the first positioning part (11) passes through the second positioning part The second positioning part (21) is then deformed, and the second positioning part (21) is clamped, so that the cover body (2) is fixed. 7 . The electronic atomization assembly according to claim 1 , wherein the liquid inlet hole ( 22 ) is provided on the cover body ( 2 ). 8 . 8 . The electronic atomization assembly according to claim 1 , wherein the air passage ( 13 ) is provided below the groove ( 12 ), and is opened at the bottom of the groove ( 12 ), and the heating element The fixing part (43) of (4) is arranged on the periphery of the heating part (41), and is fixed with the base (1) to the opening of the air passage (13) at the bottom of the groove (12) On the periphery, the heat generating part (41) is located in the opening of the air passage (13) at the bottom of the groove (12), and the conducting liquid (3) is located above the heat generating part (41) to realize the heat generation A portion (41) is exposed in the groove (12) and is in contact with the conducting liquid (3). 9 . The electronic atomization assembly according to claim 8 , wherein a gap ( 44 ) is provided on the heating part ( 41 ), and the aerosol generated by the heating and atomization of the heating part ( 41 ) passes through the The void (44) enters the air passage (13), which in turn enters the air passage (13). 10 . The electronic atomization assembly according to claim 1 , wherein the heating part ( 41 ) is flat and arranged parallel to the bottom surface of the groove ( 12 ), and the conducting liquid ( 3 ) is connected to the The side surface that the heat generating part (41) contacts is also in a plane shape; or the bottom surface of the groove (12) is a curved surface, and the heat generating part (41) is in a curved surface shape corresponding to the bottom surface of the groove (12). The side surface of the conducting liquid (3) in contact with the heat generating part (41) is also in the shape of a curved surface corresponding to the heat generating part (41). 11. The electronic atomization assembly according to claim 10, wherein the heating part (41) comprises a plurality of first heating circuits (411) and a plurality of second heating circuits (412) that are arranged side by side, and each The second heating circuit (412) is connected between two sections of the first heating circuit (411), and the number of the fixing parts (43) is plural and is arranged at the end of each section of the first heating circuit (411). both ends. 12 . The electronic atomization assembly according to claim 10 , wherein the fixing portion ( 43 ) is bent relative to the heating portion ( 41 ). 13 . 13. The electronic atomization assembly according to claim 10, wherein each of the fixing parts (43) comprises a first part (431) protruding outward from the heat generating part (41) and a first part (431) extending outwardly from the heat generating part (41). The first part (431) protrudes from the second part (432). 14. The electronic atomization assembly according to any one of claims 1-13, characterized in that, the outer side of the base body (1) is provided with a straight and deep electrical connector hole (14), and the heating body (4) The electrode portion (42) of ) is located in the hole, and the electrical connector (5) is inserted into the electrical connector hole (14) to contact the electrode portion (42). 15. The electronic atomization assembly according to claim 14, characterized in that, the electrical connector hole (14) is deep into the lower side of the groove (12) and the groove (12) is open, and the electrode The portion (42) is bent relative to the heat generating portion (41) and protrudes into the electrical connector hole (14). 16. A method of manufacturing an electronic atomization assembly according to any one of claims 1-15, characterized in that, comprising: Step A: Provide a cover (2), a soft liquid conducting liquid (3) for storing and conducting the liquid to the heating element (4), and a heating element (4) for heating the atomized liquid and an electrical connector (5) for connecting with an external circuit, the heating element (4) is a conductive metal piece and includes a fixing portion (43), a heating element that connects to the fixing portion (43) and generates heat when energized part (41) and an electrode part (42) connected to the heating part (41); Step B: The heating element (4) is placed in an injection mold, the base (1) is consolidated with the heating element (4) by in-mold injection molding, and the base (1) is provided with the The groove (12) matched with the conducting liquid (3), the heating element (4) is arranged at the bottom of the groove (12), the heating part (41) is exposed in the groove (12), and the base body (1) is provided with an air passage (13) for bringing the aerosol generated by the heating element (4) heating the atomized liquid to the outside of the electronic atomization assembly; Step C: installing the electrical connector (5) on the base body (1) and electrically connecting the electrode portion (42); Step D: placing the conducting liquid (3) in the groove (12) and contacting the heat generating part (41); Step E: cover the cover body (2) on the groove (12) and connect the base body (1), press the conductive liquid (3) to form the electronic atomization assembly, wherein the The base body (1) or the cover body (2) is provided with a liquid inlet hole (22) leading to the liquid conducting liquid (3) from the outside and used for contacting the external liquid with the conducting liquid (3). 17. The manufacturing method according to claim 16, wherein the manufacturing method is used to manufacture at least two of the electronic atomizing assemblies; In the step B: the depth direction of the groove (12) is along the first direction (71), the groove (12) is open on both sides in the second direction (72) and each of the base bodies (1) open position alignment; In the step D: simultaneously disposing one of the conducting liquids (3) in the grooves (12) of each of the base bodies (1) along the second direction (72); The manufacturing method includes step F: cutting the liquid conducting liquid (3) at a position between the two base bodies (1) to form at least two electronic atomization assemblies. 18. The manufacturing method according to claim 16, characterized in that, the liquid conducting liquid (3) is a single-layer structure or a structure of at least two layers superimposed along the depth direction of the groove (12); In the step E: the cover body (2) is superimposed on the liquid conducting liquid (3) along the depth direction of the groove (12). 19. The manufacturing method according to any one of claims 16-18, characterized in that, in the step B, the outer side of the base body (1) is provided with an electrical connector hole (14) that is straight and deep, so The electrode portion (42) of the heating element (4) is located in the hole; the electrical connector (5) is inserted into the electrical connector hole (14) to contact the electrode portion (42). 20. The manufacturing method according to any one of claims 16-18, wherein the manufacturing method is used to manufacture at least two of the electronic atomization assemblies; In the step A: processing the metal material (8) into at least two of the heating bodies (4); In the step A: the metal material (8) is processed into at least two of the heat-generating bodies (4) and a connecting portion (6) connecting each of the heat-generating bodies (4) at the same time, and each of the heat-generating bodies (4) (4) connected together by the connecting parts (6), each of the heating elements (4) includes the fixing part (43), the heating part (41) and the electrode part (42); In the step B: in-mold injection molding at least two base bodies (1) respectively fixed with each of the heating bodies (4), and the connecting portion (6) is between the base bodies (1). In addition, each of the base bodies (1) is connected together by the connecting portion (6); In the step E: at least two of the cover bodies (2) are respectively covered on the grooves (12) of each of the base bodies (1); The manufacturing method includes step F: cutting off the connection between the heating element (4) and the connecting portion (6), so as to separate the electronic atomization assembly from the connecting portion (6).

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