A heating element, an atomizer using the same, and an aerosol generating device.

Abstract

This invention discloses a heating component, an atomizer using the same, and an aerosol generating device. The heating component includes a first electrode region, a second electrode region, and a heating wire structure. The heating wire structure includes a first arc-shaped segment, a first straight segment, a second arc-shaped segment, a second straight segment, a third arc-shaped segment, a third straight segment, and a fourth arc-shaped segment connected in sequence. The tops of both the first and second electrode regions are located at a first height, and the bottoms of both the first and second electrode regions are located at a second height. The extension line of the highest point of the heating wire structure is misaligned with the first height, and the extension line of the lowest point of the heating wire structure is misaligned with the second height. The heating wire structure is either higher than the electrode regions, which increases the heating area of ​​the heating film and reduces the amount of slurry used, thus lowering costs; or lower than the electrode regions, which concentrates the heating area and achieves better heating effect.

Description

Technical Field

[0001] This invention belongs to the technical field of aerosol generation devices, and relates to a heating component, an atomizer using the same, and an aerosol generation device. Background Technology

[0002] In recent years, due to consumers' continued focus on health, the development of electronic atomization devices has become increasingly rapid. Electronic atomization devices are electronic devices that use a heating wire to heat and atomize an aerosol matrix into an aerosol form for users. Because electronic atomization devices do not contain harmful substances, they have been very popular since their inception.

[0003] Currently, in commercially available aerosol generating devices, the heating wire and electrode area are at the same height, which means that the heating film cannot concentrate the heating area, nor can it reduce the amount of material used or lower costs. Summary of the Invention

[0004] In view of this, the present invention provides a heating component, an atomizer using the same, and an aerosol generating device, which solves the problem that the heating film cannot concentrate the heating area or reduce the amount of material used and lower the cost because the heating wire and the electrode area are at the same height.

[0005] To address the aforementioned problems, according to one aspect of this application, an embodiment of the present invention provides a heating component, which includes a first electrode region, a second electrode region, and a heating wire structure for connecting the first electrode region and the second electrode region. The heating wire structure includes a first arc-shaped segment, a first straight segment, a second arc-shaped segment, a second straight segment, a third arc-shaped segment, a third straight segment, and a fourth arc-shaped segment connected in sequence. The first arc-shaped segment is connected to the first electrode region, and the fourth arc-shaped segment is connected to the second electrode region. The tops of both the first and second electrode regions are located at a first height, and the bottoms of both the first and second electrode regions are located at a second height. The extension line of the highest point of the heating wire structure is misaligned with the first height, and the extension line of the lowest point of the heating wire structure is misaligned with the second height.

[0006] In some embodiments, the highest point of the heating wire structure is the top of the first straight section, and the vertical distance between it and the top of the first electrode area or the second electrode area is between 0.2 mm and 1 mm.

[0007] The lowest point of the heating wire structure is the bottom of the third straight section, and the vertical distance between it and the bottom of the first electrode area or the second electrode area is between 0.2mm and 1mm.

[0008] In some embodiments, the first arc-shaped segment includes a first arc-shaped segment and a second arc-shaped segment, wherein the first arc-shaped segment is disposed inside the second arc-shaped segment.

[0009] In some embodiments, the second arc-shaped segment includes a third arc-shaped segment and a fourth arc-shaped segment, wherein the third arc-shaped segment is disposed inside the fourth arc-shaped segment.

[0010] In some embodiments, the third arc segment includes a fifth arc segment and a sixth arc segment, wherein the fifth arc segment is disposed inside the sixth arc segment.

[0011] In some embodiments, the fourth arc segment includes a seventh arc segment and an eighth arc segment, wherein the seventh arc segment is disposed inside the eighth arc segment.

[0012] In some embodiments, the first electrode region has a first vertical edge, and a first arc segment is connected to the first vertical edge; the second electrode region has a second vertical edge, and a seventh arc segment is connected to the second vertical edge.

[0013] In some embodiments, the first straight section includes a first straight segment and a second straight segment, which are arranged in parallel to form a first straight channel; the second straight section includes a third straight segment and a fourth straight segment, which are arranged in parallel to form a second straight channel; the third straight section includes a fifth straight segment and a sixth straight segment, which are arranged in parallel to form a third straight channel.

[0014] According to another aspect of this application, an embodiment of the present invention provides an atomizer, which includes a porous substrate capable of adsorbing atomized liquid and the aforementioned heating component. The heating component is disposed on the side of the porous substrate, and forms a resistance heating trajectory after being energized.

[0015] According to another aspect of this application, an embodiment of the present invention provides an aerosol generating device, which includes a liquid storage chamber, an atomizing chamber, and the aforementioned atomizer. The liquid storage chamber is connected to the atomizing chamber, and the atomizer is disposed inside the atomizing chamber.

[0016] Compared with the prior art, the heating component of the present invention has at least the following beneficial effects:

[0017] The heating component provided by this invention includes a first electrode region, a second electrode region, and a heating wire structure for connecting the first electrode region and the second electrode region. The heating wire structure includes a first arc-shaped segment, a first straight segment, a second arc-shaped segment, a second straight segment, a third arc-shaped segment, a third straight segment, and a fourth arc-shaped segment connected in sequence. The first arc-shaped segment is connected to the first electrode region, and the fourth arc-shaped segment is connected to the second electrode region. The tops of both the first and second electrode regions are located at a first height, and the bottoms of both the first and second electrode regions are located at a second height. The extension line of the highest point of the heating wire structure is misaligned with the first height, and the extension line of the lowest point of the heating wire structure is misaligned with the second height.

[0018] First, in the heating component provided by this invention, the first arc-shaped section is connected to the first electrode area, and the fourth arc-shaped section is connected to the second electrode area. This method can effectively reduce the thermal stress caused by thermal shock during component operation and improve its lifespan. Second, the extension line of the highest point of the heating wire structure is misaligned with the first height, and the extension line of the lowest point of the heating wire structure is misaligned with the second height. That is, the heating wire structure is either higher than the electrode area, which can increase the heating area of ​​the heating film, and the smaller electrode can also reduce the amount of paste used and reduce costs; or the heating wire structure is lower than the electrode area, which can make the heating area more concentrated, thereby achieving a better heating effect.

[0019] On the other hand, the atomizer provided by the present invention is designed based on the above-mentioned heating component, and its beneficial effects are the same as those of the above-mentioned heating component, and will not be repeated here.

[0020] On the other hand, the aerosol generating device provided by the present invention is designed based on the above-mentioned atomizer, and its beneficial effects are the same as those of the above-mentioned atomizer, which will not be repeated here.

[0021] The above description is merely an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention and to implement it in accordance with the contents of the specification, the preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. Attached Figure Description

[0022] To more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the following description of the embodiments will be briefly introduced. Obviously, the drawings described below are some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0023] Figure 1 This is a front view of a heating component provided in an embodiment of the present invention;

[0024] Figure 2 This is a detailed front view of a heating component provided in an embodiment of the present invention;

[0025] Figure 3 This is another front view of a heating component provided in an embodiment of the present invention;

[0026] Figure 4 This is another front view of a heating component provided in an embodiment of the present invention;

[0027] Figure 5 This is a schematic diagram of an aerosol generating device provided in an embodiment of the present invention.

[0028] in:

[0029] 1. First electrode region; 2. Second electrode region; 3. Heating wire structure; 4. Porous substrate; 5. Atomizing surface; 11. First vertical edge; 21. Second vertical edge; 31. First arc-shaped segment; 32. First straight segment; 33. Second arc-shaped segment; 34. Second straight segment; 35. Third arc-shaped segment; 36. Third straight segment; 37. Fourth arc-shaped segment; 311. First arc-shaped segment; 312. Second arc-shaped segment; 321. First straight segment; 322. Second straight segment; 331. Third arc-shaped segment; 332. Fourth arc-shaped segment; 341. Third straight segment; 342. Fourth straight segment; 351. Fifth arc-shaped segment; 352. Sixth arc-shaped segment; 361. Fifth straight segment; 362. Sixth straight segment; 371. Seventh arc-shaped segment; 372. Eighth arc-shaped segment. Detailed Implementation

[0030] To further illustrate the technical means and effects adopted by the present invention to achieve the intended purpose, the specific embodiments, structures, features, and effects according to the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments. In the following description, different "an embodiment" or "an embodiment" do not necessarily refer to the same embodiment. Furthermore, specific features, structures, or characteristics in one or more embodiments can be combined in any suitable form.

[0031] In the description of this invention, it should be clearly stated that the terms "first," "second," etc., in the specification, claims, and accompanying drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence; the terms "vertical," "lateral," "longitudinal," "front," "rear," "left," "right," "up," "down," "horizontal," etc., indicate orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, and are merely for the convenience of describing this invention, and do not mean that the device or element referred to must have a specific orientation or position, and therefore should not be construed as a limitation of this invention.

[0032] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this invention based on the specific circumstances.

[0033] Example 1

[0034] This embodiment provides a heating component, such as... Figure 1-5As shown, the heating component includes a first electrode region 1, a second electrode region 2, and a heating wire structure 3 for connecting the first electrode region 1 and the second electrode region 2. The heating wire structure 3 includes a first arc-shaped segment 31, a first straight segment 32, a second arc-shaped segment 33, a second straight segment 34, a third arc-shaped segment 35, a third straight segment 36, and a fourth arc-shaped segment 37 connected in sequence. The first arc-shaped segment 31 is connected to the first electrode region 1, and the fourth arc-shaped segment 37 is connected to the second electrode region 2. The tops of both the first electrode region 1 and the second electrode region 2 are located at a first height, and the bottoms of both the first electrode region 1 and the second electrode region 2 are located at a second height. The extension line of the highest point of the heating wire structure 3 is misaligned with the first height, and the extension line of the lowest point of the heating wire structure 3 is misaligned with the second height.

[0035] Specifically, in this embodiment, the first electrode region 1 and the second electrode region 2 are connected by a heating wire structure 3, which is a heating film. The heating wire structure 3 includes a first arc-shaped segment 31, a first straight segment 32, a second arc-shaped segment 33, a second straight segment 34, a third arc-shaped segment 35, a third straight segment 36, and a fourth arc-shaped segment 37 connected in sequence. Because the heating wire structure 3 has arc-shaped segments, a heating film with an S-shaped structure is formed between the first electrode region 1 and the second electrode region 2. Furthermore, the aforementioned misalignment means that the two are not at the same height.

[0036] First, in the heating component provided in this embodiment, the first arc-shaped section 31 is connected to the first electrode area 1, and the fourth arc-shaped section 37 is connected to the second electrode area 2. This method can effectively reduce the thermal stress caused by thermal shock during component operation and improve lifespan. Second, the extension line of the highest point of the heating wire structure 3 is misaligned with the first height, and the extension line of the lowest point of the heating wire structure 3 is misaligned with the second height. That is, the heating wire structure 3 is either higher than the electrode area, which can increase the heating area of ​​the heating film, and the smaller electrode can also reduce the amount of paste used and reduce costs; or the heating wire structure 3 is lower than the electrode area, which can make the heating area more concentrated, thereby achieving a better heating effect.

[0037] In a specific embodiment, the highest point of the heating wire structure 3 is the top of the first straight section 32, and the vertical distances L15 and L17 between it and the top of the first electrode area 1 or the second electrode area 2 satisfy: 0.2mm≤L15=L17≤1mm;

[0038] The lowest point of the heating wire structure 3 is the bottom of the third straight section 36. The vertical distances L16 and L18 between it and the bottom of the first electrode area 1 or the second electrode area 2 satisfy: 0.2mm≤L16=L18≤1mm; and L15=L16.

[0039] In a specific embodiment, the first arc-shaped section 31 includes a first arc-shaped section 311 and a second arc-shaped section 312. The first arc-shaped section 311 is disposed inside the second arc-shaped section 312 to form a first arc-shaped channel. The second arc-shaped section 33 includes a third arc-shaped section 331 and a fourth arc-shaped section 332. The third arc-shaped section 331 is disposed inside the fourth arc-shaped section 332 to form a second arc-shaped channel.

[0040] The third arc-shaped section 35 includes a fifth arc-shaped section 351 and a sixth arc-shaped section 352. The fifth arc-shaped section 351 is located inside the sixth arc-shaped section 352 to form the third arc-shaped channel.

[0041] The fourth arc-shaped section 37 includes a seventh arc-shaped section 371 and an eighth arc-shaped section 372. The seventh arc-shaped section 371 is located inside the eighth arc-shaped section 372 to form the fourth arc-shaped channel.

[0042] In a specific embodiment, the first electrode region 1 has a first vertical edge 11, and a first arc segment 311 is connected to the first vertical edge 11; the second electrode region 2 has a second vertical edge 21, and a seventh arc segment 371 is connected to the second vertical edge 21; wherein, the first vertical edge 11 and the second vertical edge 21 are both edges close to the heating wire structure 3.

[0043] In a specific embodiment, the first straight section 32 includes a first straight section 321 and a second straight section 322, which are arranged in parallel to form a first straight channel;

[0044] The second straight section 34 includes a third straight section 341 and a fourth straight section 342. The third straight section 341 and the fourth straight section 342 are arranged in parallel to form a second straight channel.

[0045] The third straight section 36 includes the fifth straight section 361 and the sixth straight section 362. The fifth straight section 361 and the sixth straight section 362 are arranged in parallel to form the third straight channel.

[0046] More specifically, in this embodiment, the second arc segment 312, the second straight segment 322, the fourth arc segment 332, the fourth straight segment 342, the fifth arc segment 351, the sixth straight segment 362, and the seventh arc segment 371 are connected in sequence, and the first arc segment 311, the first straight segment 321, the third arc segment 331, the third straight segment 341, the sixth arc segment 352, the fifth straight segment 361, and the eighth arc segment 372 are connected in sequence; then, a first arc channel, a first straight channel, a second arc channel, a second straight channel, a third arc channel, a third straight channel, and a third arc channel are formed that are connected in sequence.

[0047] The vertical distance L15 between the highest point of the heating wire structure 3 and the top of the first electrode area 1 or the second electrode area 2 satisfies: 0.2mm≤L15≤1mm; in this embodiment, it is specifically the vertical distance between the second straight line segment 322 and the top of the first electrode area 1 or the second electrode area 2.

[0048] The vertical distance L16 between the lowest point of the heating wire structure 3 and the bottom of the first electrode area 1 or the second electrode area 2 satisfies: 0.2mm≤L16≤1mm; in this embodiment, it is specifically the vertical distance between the fifth straight line segment 361 and the bottom of the first electrode area 1 or the second electrode area 2; and L15=L16.

[0049] in, Figure 3 The highest point of the heating wire structure 3 is higher than the top of the first electrode region 1 or the second electrode region 2, and the lowest point of the heating wire structure 3 is lower than the bottom of the first electrode region 1 or the second electrode region 2.

[0050] Figure 4 The highest point of the heating wire structure 3 is lower than the top of the first electrode area 1 or the second electrode area 2, with a vertical distance of L17. The lowest point of the heating wire structure 3 is higher than the bottom of the first electrode area 1 or the second electrode area 2, with a vertical distance of L18. 0.2mm≤L17≤1mm, 0.2mm≤L18≤1mm, and L17=L18.

[0051] The heating component provided in this embodiment is a heating film in the traditional sense. The processing methods of the heating film include different processing techniques such as thick film screen printing, pad printing, electroplating, PVD, and etching.

[0052] Example 2

[0053] This embodiment provides an atomizer, which includes a porous substrate 4 capable of adsorbing atomized liquid and a heating component from Embodiment 1. The heating component is disposed on the side of the porous substrate 4, and forms a resistance heating trajectory after the heating component is energized.

[0054] Specifically, the porous matrix 4 includes porous ceramics of different systems such as silicon-based porous ceramics, aluminum-based porous ceramics, and diatomaceous earth ceramics, as well as porous metals and other materials. The median pore size of the micropores is within the range of 10-100μm, which can realize the conduction of different atomizing liquids from the liquid guiding surface to the atomizing surface 5.

[0055] Example 3

[0056] This embodiment provides an aerosol generating device, which includes a liquid storage chamber, an atomizing chamber, and an atomizer as described in Embodiment 2. The liquid storage chamber is connected to the atomizing chamber, and the atomizer is disposed inside the atomizing chamber.

[0057] Those skilled in the art will clearly understand that, for the sake of convenience and brevity, the specific working processes of the devices, apparatuses, and units described above can be referred to the corresponding processes in the foregoing method embodiments, and will not be repeated here.

[0058] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope disclosed in the present invention, and these modifications or substitutions should all be covered within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of the claims.

Claims

1. A heat generating component, characterized by The heating assembly comprises a first electrode area (1), a second electrode area (2), and a heating wire structure (3) for connecting the first electrode area (1) and the second electrode area (2); the heating wire structure (3) comprises a first arc-shaped section (31), a first straight section (32), a second arc-shaped section (33), a second straight section (34), a third arc-shaped section (35), a third straight section (36), and a fourth arc-shaped section (37) connected in sequence, the first arc-shaped section (31) is connected with the first electrode area (1), and the fourth arc-shaped section (37) is connected with the second electrode area (2); wherein the top of the first electrode area (1) and the top of the second electrode area (2) are located at a first height, the bottom of the first electrode area (1) and the bottom of the second electrode area (2) are located at a second height, the extension line of the highest point of the heating wire structure (3) is staggered with the first height, and the extension line of the lowest point of the heating wire structure (3) is staggered with the second height. The highest point of the heating wire structure (3) is the top of the first straight section (32), and the vertical distance between the top of the first straight section (32) and the top of the first electrode area (1) or the top of the second electrode area (2) is between 0.2mm-1mm. The lowest point of the heating wire structure (3) is the bottom of the third straight section (36), and the vertical distance between the bottom of the third straight section (36) and the bottom of the first electrode area (1) or the bottom of the second electrode area (2) is between 0.2mm-1mm.

2. The heat generating component of claim 1, wherein, The first arc-shaped section (31) comprises a first arc-shaped segment (311) and a second arc-shaped segment (312), and the first arc-shaped segment (311) is arranged on the inner side of the second arc-shaped segment (312).

3. The heat generating assembly of claim 2, wherein, The second arc-shaped section (33) comprises a third arc-shaped segment (331) and a fourth arc-shaped segment (332), and the third arc-shaped segment (331) is arranged on the inner side of the fourth arc-shaped segment (332).

4. The heat generating assembly of claim 3, wherein, The third arc-shaped section (35) comprises a fifth arc-shaped segment (351) and a sixth arc-shaped segment (352), and the fifth arc-shaped segment (351) is arranged on the inner side of the sixth arc-shaped segment (352).

5. The heat generating assembly of claim 4, wherein, The fourth arc-shaped section (37) comprises a seventh arc-shaped segment (371) and an eighth arc-shaped segment (372), and the seventh arc-shaped segment (371) is arranged on the inner side of the eighth arc-shaped segment (372).

6. The heat generating assembly of claim 5, wherein, The first electrode area (1) has a first vertical edge (11), and the first arc-shaped segment (311) is connected with the first vertical edge (11); the second electrode area (2) has a second vertical edge (21), and the seventh arc-shaped segment (371) is connected with the second vertical edge (21).

7. The heat generating component of claim 5, wherein, The first straight section (32) comprises a first straight segment (321) and a second straight segment (322), which are arranged in parallel to form a first straight channel; the second straight section (34) comprises a third straight segment (341) and a fourth straight segment (342), which are arranged in parallel to form a second straight channel; the third straight section (36) comprises a fifth straight segment (361) and a sixth straight segment (362), which are arranged in parallel to form a third straight channel.

8. An atomizer characterized by, The atomizer comprises a porous substrate (4) capable of adsorbing atomized liquid and the heating assembly according to any one of claims 1-7, which is arranged on the side of the porous substrate (4) and forms a resistance heating track after being electrified.

9. An aerosol-generating device comprising, The aerosol generating device comprises a liquid storage cavity, an atomization cavity and the atomizer according to claim 8, wherein the liquid storage cavity is in communication with the atomization cavity, and the atomizer is arranged in the atomization cavity.

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