WO2023083013A1 - Heating assembly and aerosol generation apparatus - Google Patents

Abstract

A heating assembly (10) and an aerosol generation apparatus. The heating assembly (10) comprises a heating body (11), an electrode (12) and an electrode connecting member (13). The heating body (11) is used for accommodating and heating an aerosol generation substrate when powered on; the electrode (12) is arranged on the heating body (11) and is electrically connected to the heating body (11); and the electrode connecting member (13) is electrically connected to the electrode (12), wherein the electrode connecting member (13) is flake-like and has a first end and a second end, which are arranged spaced apart from each other in a bending direction. The heating assembly (10) and the aerosol generation apparatus can prevent friction between the electrode connecting member (13) and the heating body (11) during assembly, thereby preventing the electrode connecting member (13) from scratching a heating film (114) or a heating coating layer on the surface of the heating body (11).

Description

Heating assembly and aerosol generating device

Cross References to Related Applications

This application claims its priority based on the Chinese patent application 202122765750.6 filed on November 11, 2021, and its entire description is incorporated herein by reference.

technical field

The present application relates to the technical field of electronic atomization devices, in particular to a heating component and an aerosol generating device.

Background technique

The aerosol-generating device heats the aerosol-generating substrate through the baking method of Heat Not Burning (HNB), thereby generating an aerosol that can be inhaled by the user, which is comparable to the method of directly burning the substrate to generate an aerosol. Compared with this method, the baking method can greatly reduce the harmful components in the aerosol, so that the aerosol generating device has a broad market demand.

Usually, the aerosol generating device is provided with a heating component, and after the aerosol generating substrate is inserted into the aerosol generating device, the heating element in the heating component is energized to generate heat, thereby heating the aerosol generating substrate. The ways to electrically connect with the electrodes of the heating element include welding lead wires or setting electrode connectors. However, in the way that the electrode connector is electrically connected to the electrode, the electrode connector is not easy to assemble and may scratch the heating film or coating on the surface of the heating element.

Utility model content

The heating assembly and the aerosol generating device provided by the present application can solve the problem that the electrode connector is difficult to assemble and the heating element is easily scratched during the assembly process.

In order to solve the above technical problems, a technical solution adopted by the present application is to provide a heating assembly, including a heating element, electrodes and electrode connectors. The heating element is used to accommodate and heat the aerosol-generating substrate when energized; the electrodes are arranged on the heating element and electrically connected to the heating element; the electrode connector is electrically connected to the electrode, wherein the electrode connector is sheet-shaped and in the bending direction There are first and second ends spaced apart.

Wherein, the heating element has opposite first end and second end, and the number of electrodes is two and respectively is the first electrode and the second electrode that are arranged at intervals, and the connecting portion of the first electrode and the connecting portion of the second electrode are both arranged on the The first end of the heating body; the number of electrode connectors is two and is respectively a first electrode connector and a second electrode connector arranged at intervals; the first electrode connector is arranged at the first end of the heating body and is connected to the first electrode The connecting part of the second electrode is electrically connected to the connecting part, and the second electrode connecting part is arranged at the first end of the heating element and is electrically connected to the connecting part of the second electrode.

Wherein, the heating assembly also includes a fixing seat, which is arranged at one end of the heating element and fixes the electrode connector.

Wherein, the fixing base includes a base and an upper cover, and the fixing base is sleeved on one end of the heating element having an electrode; the electrode connector is sandwiched between the upper cover and the base, and the first part of the electrode connector is exposed and abuts against the electrode, and the electrode The second part of the connector is exposed for connecting to an external power source.

Wherein, the base has a first annular side wall, the first annular side wall is sleeved on one end of the heating element having the electrode, and the first annular side wall has a first opening to expose the electrode; the first part of the electrode connector is exposed through the first opening and abut against the electrodes; the upper cover is sheathed on the outside of the base, and at least part of the upper cover and the base clamp the electrode connector.

Wherein, one end of the first annular side wall is sheathed on the end of the heating element having the electrode, and the other end is suspended in the air, and the second part of the electrode connector is arranged on the suspended first annular side wall.

Wherein, the heating body is cylindrical and has a heating film on its surface, and the electrodes are arranged on the outer surface of the heating body and are electrically connected with the heating film; the electrode connector is an arc-shaped metal sheet.

Wherein, the curvature of the curved metal sheet is less than 180 degrees.

Wherein, the arc-shaped metal sheet includes a body part and a first abutment part connected to the first side of the body part, the end part of the first abutment part away from the body part is bent toward the heating body to form an elastic contact, and the elastic contact It is exposed through the first opening and abuts against the electrode.

Wherein, the arc-shaped metal sheet further includes a plurality of first extension parts connected to the first side of the body part, and the plurality of first extension parts and the plurality of first abutting parts are alternately arranged on the first side.

Wherein, the arc-shaped metal sheet further includes a raised portion connected to a second side opposite to the first side of the main body, and the upper cover has a second opening, and the second opening exposes the raised portion.

In order to solve the above technical problems, another technical solution adopted by the present application is to provide an aerosol generating device, including a heating assembly and a power supply assembly. The heating component is used to heat the aerosol generating substrate after being energized; the heating component is the heating component involved in any of the above;

The power supply component is electrically connected with the heating component and is used for supplying power to the heating component.

Wherein, the power supply assembly includes a bracket, a control circuit board and conductive parts. The control circuit board is arranged in the bracket; the conductive parts are fixed in the bracket and electrically connected with the control circuit board; wherein, the heating assembly is arranged in the bracket, and the electrode connecting parts abut against the conductive parts.

The conductive element includes a main body part and a second abutment part connected to each other, the main body part is fixedly connected with the bracket, and the second abutment part abuts against the second part of the electrode connector.

Wherein, the number of conductive elements is two and arranged at intervals, and the second abutting portions of the two conductive elements are bent toward the electrode connector and the convex surface faces the electrode connector, so that the second abutting portion has elasticity.

In the heating assembly and the aerosol generating device provided in the present application, the heating assembly includes a heating element, an electrode and an electrode connecting piece. The heating element is used to contain and heat the aerosol-generating substrate when energized. The electrodes are arranged on the heating body and electrically connected with the heating body. The electrode connector is electrically connected to the electrode, and the electrode connector is used for electrical connection with an external power supply, so that the heating element electrically connected to the electrode conducts heat when energized. Wherein, the electrode connector is sheet-shaped and has a first end and a second end arranged at intervals in the bending direction. Compared with the way that the ring-shaped electrode connector is sleeved on the heating body, the heating assembly and the aerosol generating device of the present application set the electrode connector in a sheet shape and have a first end and a second end in the bending direction, The electrode connector is in the shape of a non-annular sheet, and the electrode connector can be electrically connected to the electrode on the heating element by adhering to it during installation, without being sleeved on the heating element, thereby simplifying the installation process and preventing the electrode from being connected during assembly. The friction between the parts and the heating element prevents the heating film or coating on the surface of the heating element from being scratched.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is a schematic structural diagram of a heating assembly provided by an embodiment of the present application;

Fig. 2 is a structural schematic diagram of a heating element and an electrode provided by an embodiment of the present application;

Fig. 3 is a structural schematic diagram of a heating element and an electrode provided by another embodiment of the present application;

Fig. 4 is a schematic structural diagram of a heating assembly provided by another embodiment of the present application;

Fig. 5 is a schematic diagram of the explosion structure of Fig. 1;

Fig. 6 is a schematic structural diagram of a base provided by an embodiment of the present application;

Fig. 7 is a schematic structural diagram of an upper cover provided by an embodiment of the present application;

Fig. 8 is a schematic structural diagram of an arc-shaped metal sheet provided by an embodiment of the present application;

Fig. 9 is a schematic structural view of the electrode connector of Fig. 5 installed on the base;

Fig. 10 is a structural schematic diagram of another viewing angle of the heating assembly of Fig. 1;

Fig. 11 is a schematic structural diagram of an aerosol generating device and an aerosol generating substrate provided by an embodiment of the present application;

Fig. 12 is a schematic structural diagram of some components in the aerosol generating device provided by an embodiment of the present application;

Fig. 13 is a schematic structural diagram of a conductive member provided by an embodiment of the present application;

FIG. 14 is a schematic structural diagram of a conductive member and a heating assembly provided by an embodiment of the present application.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

In the following description, for purposes of illustration rather than limitation, specific details, such as specific system architectures, interfaces, and techniques, are set forth in order to provide a thorough understanding of the present application.

The terms "first", "second", and "third" in this application are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, features defined as "first", "second" and "third" may explicitly or implicitly include at least one of said features. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. All directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application are only used to explain the relative positional relationship between the various components in a certain posture (as shown in the drawings) , sports conditions, etc., if the specific posture changes, the directional indication also changes accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or components inherent in those processes, methods, products, or devices.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearances of a phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

The application will be described in detail below in conjunction with the accompanying drawings and embodiments.

Please refer to FIG. 1 , which is a schematic structural diagram of a heating assembly 10 provided by an embodiment of the present application. The present application provides a heating component 10, which is specifically used for containing and heating an aerosol-generating substrate when electrified. Wherein, the aerosol-generating substrate can specifically be a plant-grass-like substrate or a paste-like substrate. The aerosol-forming substrate can be wrapped inside aluminum foil or paper, etc., and used together.

The heating assembly 10 includes a heating element 11 , an electrode 12 (not shown in FIG. 1 ) and an electrode connector 13 . Specifically, the heating body 11 is used to accommodate the aerosol-forming substrate, and the heating body 11 includes a heating material. The heating element 11 can not only support the aerosol-forming substrate accommodated therein, but also generate heat when energized, and heat the aerosol-forming substrate accommodated therein, thereby forming an aerosol for users.

Please refer to FIG. 2 and FIG. 3 , FIG. 2 is a schematic structural diagram of a heating element 11 and an electrode 12 provided in one embodiment of the present application, and FIG. 3 is a schematic structural diagram of a heating element 11 and an electrode 12 provided in another embodiment of the present application. The electrodes 12 are disposed on the heating body 11 and electrically connected to the heating body 11 . The electrodes 12 can be arranged on the outer surface of the heating element 11, or on the inner surface of the heating element 11. In the following embodiments, the electrodes 12 are arranged on the outer surface of the heating element 11 as an example for description.

Wherein, the number of electrodes 12 is two, namely a first electrode 121 and a second electrode 122 , and the first electrode 121 and the second electrode 122 are arranged on the heating element 11 at intervals. The first electrode 121 can be used to be electrically connected to the positive pole of the external power supply, and the second electrode 122 can be used to be electrically connected to the negative pole of the external power supply, or the first electrode 121 can be used to be connected to the negative pole of the external power supply, and the second electrode 122 It can be used to connect with the positive pole of the external power supply, so that the heating component 10 can receive the power provided by the external power supply, so that the heating element 11 can be energized to generate heat.

The first electrode 121 and the second electrode 122 can be coated on the conductive coating on the heating element 11, and the conductive coating can be metal coating, conductive silver paste or conductive tape, etc., and can also be deposited on the surface of the heating element 11 metals such as gold, aluminum or copper.

Both the first electrode 121 and the second electrode 122 have a connecting portion 123, and the connecting portion 123 is used for electrically connecting with the electrode connecting member 13, and further being electrically connected with an external power source. Wherein, the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 can be arranged at the same end of the heating element 11 at intervals (as shown in FIG. Figure 3).

Specifically, the heating element 11 has a first end 111 and a second end 112 opposite to each other. Specifically, with the plane perpendicular to the axial direction of the heating element 11 and passing through the center point of the heating element 11 as the limit, the part of the heating element 11 located on one side of the plane is the first end 111 of the heating element 11, located on the plane The part of the heating element 11 on the other side is the second end 112 of the heating element 11 .

In the embodiment shown in FIG. 2 , the heating element 11 is a hollow column, and the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 are arranged at intervals on the first end 111 of the heating element 11 . The first electrode 121 and the second electrode 122 also have a first extension 124 connected to the respective connecting portion 123, one end of the first extending portion 124 is connected to the connecting portion 123, and the other end is from the connecting portion 123 toward the second end of the heating element 11. Both ends 112 extend. After the first electrode 121 and the second electrode 122 are energized, a current flows through the heating area between the first extension 124 of the first electrode 121 and the first extension 124 of the second electrode 122, and the heating area generates heat and heats the aerosol generating substrate .

In the embodiment of FIG. 3 , the first electrode 121 and the second electrode 122 only have a connecting portion 123, the connecting portion 123 of the first electrode 121 is arranged on the first end 111 of the heating element 11, and the connecting portion 123 of the second electrode 122 It is disposed on the second end 112 of the heating element 11 . The connecting portion 123 of the first electrode 121 and the second electrode 122 is ring-shaped. After the first electrode 121 and the second electrode 122 are energized, a current flows through the heating area between the first electrode 121 and the second electrode 122 .

The heating element 11 can be entirely made of conductive materials, such as conductive ceramics, and can also include an insulating base 113 and a conductive heating film 114 disposed on the surface of the insulating base 113 . In this embodiment, the heating body 11 includes a base 113 and a heating film 114 .

The base body 113 is made of an insulating material, and the base body 113 may be a high temperature resistant insulating material such as quartz glass, ceramics or mica, so as to prevent the first electrode 121 and the second electrode 122 from being short-circuited. The base body 113 has a housing cavity 1131 for housing an aerosol generating matrix. One end of the receiving chamber 1131 has an opening, so that the aerosol-generating substrate can be inserted into or withdrawn from the receiving chamber 1131 through the opening. The base body 113 may be in the shape of a hollow tube. In this embodiment, the base body 113 is a hollow cylinder, specifically a cylinder.

The heat generating film 114 can generate heat when energized to heat the aerosol generating substrate. The heating film 114 may be disposed around the outer surface of the base body 113 and connected to the first electrode 121 and the second electrode 122 respectively. After the first electrode 121 and the second electrode 122 are energized, the heating film 114 between the first electrode 121 and the second electrode 122 has a current passing therethrough, thereby generating heat. The heating film 114 can be a metal layer, a conductive ceramic layer or a conductive carbon layer. The shape of the heating film 114 can be a continuous film, a porous mesh or a strip.

Please refer to FIG. 4 , which is a schematic structural diagram of a heating assembly 10 provided in another embodiment of the present application. The heating assembly 10 includes an electrode connector 13 , and the electrode connector 13 is electrically connected to the electrode 12 (not shown in FIG. 4 ) on the heating element 11 . Specifically, the number of the electrode connectors 13 is two, and they are respectively the first electrode connectors 131 and the second electrode connectors 132 arranged at intervals. In this embodiment, the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 are both disposed on the first end 111 of the heating element 11 . The first electrode connecting part 131 is arranged on the first end 111 of the heating element 11 and is electrically connected to the connecting part 123 of the first electrode 121; the second electrode connecting part 132 is arranged on the first end 111 of the heating element 11, and It is electrically connected to the connection portion 123 of the second electrode 122 .

In another embodiment, the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 are respectively disposed on the first end 111 and the second end 112 of the heating element 11 . The first electrode connector 131 is arranged on the first end 111 of the heating element 11 and is electrically connected to the connecting portion 123 of the first electrode 121 ; the second electrode connecting element 132 is arranged on the second end 112 of the heating element 11 and is connected to the second The connecting portion 123 of the electrode 122 is electrically connected.

Wherein, the electrode connector 13 is sheet-shaped, and the electrode connector 13 has a first end and a second end arranged at intervals, and the first end and the second end of the electrode connector 13 are arranged at intervals so that the electrode connector 13 is a non-ring piece Shape, that is, the sheet-shaped electrode connector 13 does not surround itself to form a closed ring. In this embodiment, the heating element 11 is cylindrical, and the electrode connecting piece 13 can be arc-shaped, that is, the electrode connecting piece 13 is bent, and the bent shape of the electrode connecting piece 13 is similar to the shape of the heating element 11, so that the arc-shaped The electrode connector 13 can be pasted on the surface of the heating element 11 and electrically connected to the electrode 12 on the heating element 11 . In other embodiments, the heating element 11 can also be cylindrical, prismatic, etc., and the shape of the electrode connector 13 can be similar to that of the heating element 11, as long as the electrode connector 13 is non-annular. The material of the electrode connector 13 may be a conductive material, such as a metal conductive sheet.

Compared with the way in which the ring-shaped electrode connector 13 is sleeved on the heating element 11 in the prior art, the heating assembly 10 and the aerosol generating device of the present application set the electrode connector 13 in a sheet shape, and in the bending direction It has a first end and a second end arranged at intervals, that is, the electrode connector 13 is in the shape of a non-annular sheet, and the electrode connector 13 can be electrically connected to the electrode 12 on the heating element 11 by adhering to it when it is installed, without sheathing On the heating element 11 , thereby preventing the electrode connector 13 from rubbing against the heating element 11 during assembly, thereby preventing the heating film 114 on the surface of the heating element 11 from being scratched. In this embodiment, the electrode connector 13 is an arc-shaped metal sheet, and the arc is less than 180 degrees. On the one hand, the radian is less than 180 degrees, making it easier for the electrode connector 13 to fit on the surface of the cylindrical heating element 11; The two electrode connectors 13 can be arranged oppositely and at intervals to avoid short circuit.

Please refer to FIG. 5 , which is a schematic diagram of the exploded structure in FIG. 1 . The heating assembly 10 also includes a fixing seat 14 , which is disposed at one end of the heating element 11 having the electrode 12 and fixes the electrode connecting member 13 . In this embodiment, the first electrode 121 and the second electrode 122 on the heating element 11 are both arranged on the first end 111 of the heating element 11, and the fixing seat 14 is also arranged on the first end 111 of the heating element 11, and fixes the first end 111 of the heating element 11. The electrode connector 131 and the second electrode connector 132 . Since the electrode connector 13 is non-circular, it cannot be fixed by being sleeved on the heating element 11. It is necessary to fix the electrode connector 13 through the fixing seat 14 so that the first electrode connector 131 and the first electrode 121 maintain electrical contact. connected, the second electrode connecting member 132 is electrically connected to the second electrode 122 .

Please refer to FIG. 5 , the fixing seat 14 can be sleeved on the end of the heating element 11 having the electrode 12 . The fixing seat 14 includes a base 141 and an upper cover 142 , both of which are sleeved on one end of the heating element 11 . In this embodiment, the base 141 and the upper cover 142 are sleeved on the first end 111 of the heating element 11 , and the electrode connector 13 is sandwiched between the upper cover 142 and the base 141 . Wherein, during assembly, after the base 141 is sleeved on the first end 111 of the heating element 11, the electrode connector 13 is arranged on the outer surface of the base 141, and the upper cover 142 is sleeved on the heating element 11, the base 141 and the electrode connector. 13 , the upper cover 142 and the base 141 interpose the electrode connector 13 . The electrode connector 13 is fixed by sandwiching the electrode connector 13 between the upper cover 142 and the base 141 , and the fixing method is simple and stable. In other embodiments, the fixing seat 14 may also fix the electrode connecting member 13 in other ways, such as fixing the electrode connecting member 13 by locking the fixing seat 14 with the electrode connecting member 13 .

In one embodiment, please refer to FIG. 6. FIG. 6 is a schematic structural diagram of a base 141 provided in an embodiment of the present application. The base 141 has a first annular side wall 1411 and a mounting portion 1412. The mounting portion 1412 is arranged on the first annular In the inner space of the side wall 1411 and cooperate with the first annular side wall 1411 to form a receiving cavity, the first end 111 of the heating element 11 is disposed in the receiving cavity, wherein the receiving cavity may be a receiving groove. There is a through hole 1413 on the mounting part 1412, and the through hole 1413 communicates with the receiving cavity 1131 of the heating element 11, so that after the heating element 11 is assembled with the base 141, the receiving cavity 1131 can also communicate with the outside atmosphere, so that the airflow can enter the receiving cavity 1131 Aerosol-generating substrates in .

The upper cover 142 can be engaged with the base 141 . Please refer to FIG. 6 and FIG. 7 . FIG. 7 is a schematic structural diagram of the upper cover 142 provided by an embodiment of the present application. A flange 1414 is disposed on the outer surface of the first annular sidewall 1411 away from the second end 112 of the heating element 11 , and the flange 1414 is used to abut against the bottom surface of the upper cover 142 . The flange 1414 may be an annular protrusion or an arc-shaped flange 1414 . In this embodiment, the flanges 1414 are two arc-shaped flanges 1414 . The outer edge of the arc-shaped flange 1414 has a notch 1415 . The upper cover 142 has a second annular side wall 1421, and the second annular side wall 1421 is provided with a locking part 1422, and the locking part 1422 extends away from the second end 112 of the heating element 11 to the bottom surface of the second annular side wall 1421 away from the heat One side of the second end 112 of the body 11 , so that when the bottom surface of the base 141 abuts against the flange 1414 , the engaging portion 1422 is engaged with the notch 1415 . The clamping manner of the upper cover 142 and the base 141 is not limited to the clamping structure provided in this embodiment.

In addition, please refer to FIG. 6 and FIG. 8 . FIG. 8 is a schematic structural diagram of an arc-shaped metal sheet provided by an embodiment of the present application. In this embodiment, the electrode connector 13 is an arc-shaped metal sheet, and the arc-shaped metal sheet can also abut against the flange 1414 on the first annular side wall 1411 to limit the position. Specifically, the arc-shaped metal sheet has a body portion 133 and a raised portion 134. The body portion 133 has a first side 1331 close to the second end 112 of the heating element 11 and a second side far away from the second end 112 of the heating element 11. The side 1332 , the protruding portion 134 is connected with the second side 1332 of the main body 133 . There may be a gap between two adjacent flanges 1414 of the base 141. During assembly, the second side 1332 of the body portion 133 of the arc-shaped metal sheet abuts against the flange 1414 of the base 141, and the protrusion of the arc-shaped metal sheet The raised portion 134 snaps into the gap between the two flanges 1414 .

Please refer to FIG. 5 , the first portion 135 of the electrode connector 13 is exposed on the base 141 and abuts against the electrode 12 on the heating element 11 . Specifically, it may be that the first annular side wall 1411 does not completely cover the electrode 12 of the first end 111 of the heating element 11, the electrode connector 13 is arranged on the outer surface of the first annular side wall 1411, and part of the electrode connector 13 Extending the first annular side wall 1411 is exposed, the part of the electrode connector 13 extending out of the first annular side wall 1411 is the first part 135 of the electrode connector 13, and the first part 135 of the electrode connector 13 is connected to the first part of the heating element 11. The electrode 12 at terminal 111 is contact-connected. Alternatively, as shown in FIG. 5, the first annular side wall 1411 may also have a first opening 1411a, the first opening 1411a exposes the electrode 12 of the first end 111 of the heating element 11, and the part of the electrode connector 13 passes through The first opening 1411a is exposed, and the part of the electrode connector 13 exposed through the first opening 1411a is the first part 135 of the electrode connector 13, and the first part 135 of the electrode connector 13 passes through the first opening 1411a and the first end of the heating element 11 The electrode 12 of 111 is connected in contact. Through the above method, the electrical connection between the electrode connector 13 and the electrode 12 can be realized while the base 141 fixes the electrode connector 13 .

In this embodiment, as shown in FIG. 8 , the arc-shaped metal sheet further includes a first abutting portion 137 , and the first abutting portion 137 is connected to the first side 1331 of the main body portion 133 . The end of the first abutting portion 137 away from the body portion 133 is bent toward the side of the heating element 11 to form an elastic contact, and the first portion 135 of the electrode connector 13, that is, the bent portion of the first abutting portion 137, is elastic. The contact is exposed through the first opening 1411 a and abuts against the electrode 12 . When the first abutting portion 137 abuts against the electrode 12 , an elastic force can be generated, so that the first abutting portion 137 can make good contact with the electrode 12 . The number of the first abutting portion 137 may be multiple, for example, the number of the first abutting portion 137 in this embodiment is two. The more the number of the first contact portions 137 is, the more stable the electrical connection between the first contact portions 137 and the electrode 12 is.

Further, the arc-shaped metal sheet also includes a plurality of second extensions 138 connected to the first side 1331 of the main body 133, the second extensions 138 are all arranged on the first annular side wall 1411, and the plurality of second extensions The portions 138 and the plurality of first abutting portions 137 are alternately disposed on the first side 1331 . In this embodiment, the number of the plurality of second extension portions 138 is two, and the two second extension portions 138 and the two first abutting portions 137 are arranged alternately. The arrangement of the second extension portion 138 can make the structure of the arc-shaped metal sheet more stable.

Please refer to FIG. 9 . FIG. 9 is a structural schematic view of the electrode connector 13 of FIG. 5 installed on the base 141 . The second portion 136 of the electrode connector 13 is exposed on the top seat for connecting to an external power source. Wherein, as shown in FIG. 9 , the second annular side wall 1421 of the upper cover 142 has a second opening 1421a, the second opening 1421a exposes part of the electrode connector 13, and the exposed part is the first electrode connector 13. The second part 136, specifically, referring to FIG. 8 and FIG. 9, the raised part 134 and part of the body part 133 are the second part 136 of the electrode connector 13, and are exposed through the second opening 1421a, so that the external power supply can pass through the second part 136. The two openings 1421 a are electrically connected to the protruding portion 134 and part of the body portion 133 , so as to be electrically connected to the electrodes 12 of the heating element 11 . In other embodiments, part of the electrode connecting member 13 may also extend out of the second annular side wall 1421 , and the extended portion is the second portion 136 of the electrode connecting member 13 .

Please refer to FIG. 9 and FIG. 10 , FIG. 10 is a structural schematic diagram of another viewing angle of the heating assembly 10 in FIG. 1 . In one embodiment, one end of the base 141 and the upper cover 142 close to the second end 112 of the heating element 11 is sleeved on the first end 111 of the heating element 11 , and the base 141 and the upper cover 142 are away from the second end of the heating element 11 One end of 112 is set in the air. The second portion 136 of the electrode connecting member 13 is disposed on the suspended first annular sidewall 1411 and exposed through the second opening 1421a. By arranging the second part 136 of the electrode connector 13 on the first annular side wall 1411, when the external lead wire or the external shrapnel is electrically connected to the second part 136 of the electrode connector 13, the heating element 11 is not directly subjected to force, The force is mainly received through the first annular side wall 1411 of the base 141 , thereby avoiding damage to the heat-generating film 114 of the heat-generating body 11 caused by direct force on the heat-generating body 11 . Further, disposing the second part 136 of the electrode connector 13 on the suspended first annular side wall 1411 can reduce the stress on the heating element 11 to a greater extent and further prevent the heating element 11 from being damaged.

Please refer to FIG. 11 , which is a schematic structural diagram of an aerosol generating device and an aerosol generating substrate provided by an embodiment of the present application. The present application provides an aerosol generating device, which includes a casing 20, a heating assembly 10 (not shown) and a power supply assembly 30 (not shown). Both the heating assembly 10 and the power supply assembly 30 are arranged in the casing 20, and the top wall of the casing 20 is provided with a mounting hole 21, which is set correspondingly to the receiving cavity 1131 in the heating element 11 of the heating assembly 10, so that the air The sol-generating substrate can be inserted into or pulled out of the heating element 11 through the installation hole 21 .

Wherein, the heating component 10 can specifically be the heating component 10 involved in any of the above-mentioned embodiments, and its specific structure and function can refer to the relevant description about the heating component 10 in the above-mentioned embodiments, and can achieve the same or similar technical effects. This will not be repeated here.

In the aerosol generating device provided in this embodiment, by setting the heating assembly 10, the heating assembly 10 sets the electrode connector 13 into a non-ring shape, and the electrode connector 13 can be attached to the heating element 11 during installation. The electrodes 12 are electrically connected without being sleeved on the heating element 11 , thereby preventing the electrode connector 13 from rubbing against the heating element 11 during assembly, thereby preventing the heating film 114 or the heating coating on the surface of the heating element 11 from being scratched.

Please refer to FIG. 12 , which is a schematic structural diagram of some components in an aerosol generating device provided by an embodiment of the present application. The power supply assembly 30 includes a bracket 31 , a control circuit board (not shown), a battery 32 and an air intake pipe 33 . The heating assembly 10, the control circuit board, and the battery 32 are all arranged in the bracket 31 and fixed.

The control circuit board is electrically connected to the heating assembly 10 and the battery 32, and is used to control the battery 32 to supply power to the heating assembly 10 and control the heating assembly 10 to work after receiving the start signal. The control circuit board can also control the heating power of the heating assembly 10, heating time etc.

One end of the air intake pipe 33 is connected to the first end 111 of the heating element 11, and communicates with the housing cavity 1131 of the heating element 11, and the other end communicates with the external atmosphere, so that the user can suck from the second end 112 of the heating element 11. At this time, the external atmosphere can enter the aerosol generating matrix in the receiving cavity 1131 of the heating element 11, and carry the atomized aerosol out of the aerosol generating device for use by the user.

Please refer to FIG. 12 to FIG. 14 , FIG. 13 is a schematic structural diagram of a conductive member 34 provided by an embodiment of the present application, and FIG. 14 is a schematic structural diagram of a conductive member 34 and a heating element 10 provided by an embodiment of the present application. In one embodiment, the power supply assembly 30 further includes a conductive member 34 , and the conductive member 34 is fixed on the bracket 31 . The conductive element 34 is electrically connected to the control circuit board, and the conductive element 34 abuts against the electrode connecting element 13 , so that the control circuit board can be electrically connected to the electrode connecting element 13 through the conductive element 34 .

Wherein, the conductive member 34 includes a main body portion 341 , a second contact portion 342 and a fixing portion 343 . The main body part 341 is fixedly connected with the bracket 31, and the fixing method may be screw fixing as in this embodiment, or may be fixing by means of bonding, clamping or the like. In one embodiment, the conductive member 34 is a metal sheet, and the main body portion 341 , the second abutting portion 342 and the fixing portion 343 are integrally formed.

The second abutting portion 342 and the fixing portion 343 are respectively connected to the main body portion 341 . The fixing portion 343 can be used for welding external leads, and is electrically connected to the control circuit board through the external leads. The wire and the second abutting portion 342 abut against the second portion 136 of the exposed electrode connector 13 of the heating assembly 10 to realize the electrical connection between the conductive member 34 and the electrode connector 13 . The number of conductive parts 34 is two, and one of the two conductive parts 34 abuts against the first electrode connecting part 131 and is connected to the positive lead, and the other one abuts against the second electrode connecting part 132 and is connected to the negative lead. connect.

In one embodiment, the second abutting portion 342 is bent toward one side of the electrode connecting member 13 , and the convex surface faces toward the electrode connecting member 13 , so that the second abutting portion 342 has elasticity. The convex surface of the second abutting portion 342 abuts against the second portion 136 of the electrode connector 13 . By bending the second contact portion 342 , an elastic force can be generated when the second contact portion 342 contacts the electrode 12 , so that the second contact portion 342 can make good contact with the electrode 12 .

By arranging the conductive part 34 in the aerosol generating device, the external lead wire can be welded to the conductive part 34 during assembly instead of being directly welded to the electrode connecting part 13, thereby reducing the heating element 11 during the assembly process to a greater extent. The force, thereby preventing the damage of the heating film 114 on the heating element 11.

The above is only the implementation mode of this application, and does not limit the scope of patents of this application. Any equivalent structure or equivalent process conversion made by using the contents of this application specification and drawings, or directly or indirectly used in other related technical fields, All are included in the scope of patent protection of the present application in the same way.

Claims (15)

A heating assembly, comprising: The heating element is used to contain and heat the aerosol generating substrate when energized; an electrode arranged on the heating element and electrically connected to the heating element; The electrode connector is electrically connected to the electrode, wherein the electrode connector is sheet-shaped and has a first end and a second end arranged at intervals in the bending direction. The heating assembly according to claim 1, wherein the heating element has a first end and a second end opposite to each other, and the number of the electrodes is two and are respectively a first electrode and a second electrode arranged at intervals, the The connection part of the first electrode and the connection part of the second electrode are both arranged at the first end of the heating element; the number of the electrode connectors is two and are respectively the first electrode connector and the second electrode connector arranged at intervals. Electrode connector; the first electrode connector is arranged on the first end of the heating element and is electrically connected to the connection part of the first electrode, and the second electrode connector is arranged on the first end of the heating element end and is electrically connected to the connecting portion of the second electrode. The heating assembly according to claim 1, further comprising a fixing seat, which is arranged at one end of the heating element and fixes the electrode connector. The heating assembly according to claim 3, wherein the fixing seat includes a base and an upper cover, and the fixing seat is sleeved on one end of the heating element having the electrode; the electrode connector is clipped on the Between the upper cover and the base, the first part of the electrode connector is exposed and abuts against the electrode, and the second part of the electrode connector is exposed for connecting to an external power source. The heating assembly according to claim 4, wherein the base has a first annular side wall, the first annular side wall is sleeved on the end of the heating element having the electrode, and the first annular side wall There is a first opening on the top to expose the electrodes; the first part of the electrode connector is exposed through the first opening and abuts against the electrodes; the upper cover is sleeved on the outside of the base, and the upper cover At least part of the cover clamps the electrode connector with the base. The heating assembly according to claim 5, wherein one end of the first annular side wall is sleeved on the one end of the heating element having the electrode, the other end is suspended in the air, and the second part of the electrode connecting part is set on the first annular side wall suspended in the air. The heating assembly according to claim 6, wherein the heating element is cylindrical and has a heating film on its surface, and the electrodes are arranged on the outer surface of the heating element and are electrically connected to the heating film; the electrodes The connecting piece is an arc-shaped metal sheet. The heating assembly according to claim 7, wherein the arc of the arc-shaped metal sheet is less than 180 degrees. The heating assembly according to claim 8, wherein the arc-shaped metal sheet comprises a body portion and a first abutting portion connected to a first side of the body portion, and the first abutting portion is far away from the The end of the main body is bent toward the heating body to form an elastic contact, and the elastic contact is exposed through the first opening and abuts against the electrode. The heating assembly according to claim 9, wherein the arc-shaped metal sheet further comprises a plurality of first extensions connected to the first side of the body part, and the plurality of first extensions are connected to the plurality of first extensions. The first abutting portions are alternately arranged on the first side. The heating assembly according to claim 9, wherein the arc-shaped metal sheet further comprises a raised portion connected to a second side opposite to the first side of the main body, and the upper cover has a first and two openings, the second opening exposes the protrusion. An aerosol generating device, comprising: A heating component for heating the aerosol-generating substrate after being energized; the heating component is the heating component according to any one of claims 1-11; A power supply component is electrically connected to the heating component and used to supply power to the heating component. The aerosol generating device according to claim 12, wherein the power supply assembly comprises: bracket; The control circuit board is arranged in the bracket; a conductive member fixed in the bracket and electrically connected to the control circuit board; Wherein, the heating assembly is arranged in the bracket, and the electrode connection part is in contact with the conductive part. The aerosol generating device according to claim 13, wherein the heating component is the heating component according to any one of claims 5-11; The conductive member includes a main body portion and a second abutment portion connected to each other, the main body portion is fixedly connected to the bracket, and the second abutment portion abuts against the second portion of the electrode connector. The aerosol generating device according to claim 14, wherein the number of the conductive members is two and arranged at intervals, the second abutting portions of the two conductive members are bent toward the electrode connecting member, and The convex surface faces the electrode connecting piece, so that the second abutting portion has elasticity.

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