WO2019113951A1 - Atomization assembly and electronic cigarette using atomization assembly - Google Patents

Abstract

An atomization assembly (40) comprises a base (41) and heating strips (42), wherein the base (41) is provided with an annular ring base (43), the heating strips (42) are connected onto the base (41), the number of heating strips (42) is at least two, and the heating strips (42) are connected onto the annular ring base (43) at uniform intervals; the length direction of the heating strips (42) is parallel to the central axis of the annular ring base (43), and a cross-section of the heating strip (42) in the width direction is an arc shape which protrudes from an inner side to an outer side; both inner side surfaces and outer side surfaces of the heating strips (42) are heat-generating surfaces; and the inner side surfaces of the heating strips (42) are arranged facing toward the central point of the annular ring base (43).

Description

Atomizing component and electronic cigarette using the same Technical field

The present invention relates to an atomizing assembly and an electronic cigarette using the same.

Background technique

There are many types of electronic cigarettes. Among them, baking e-cigarettes are increasingly favored by consumers because of their close to the use and taste of real cigarettes. The principle of the baking type electronic cigarette is that the tobacco in the cartridge is heated by the heating sheet to cause the tobacco to evaporate and atomize. The conventional baking type electronic cigarette is generally inserted into the center of the cylindrical cartridge by a sharp knife-shaped heating piece, and the heating sheet heats the tobacco in the atomizing cartridge during operation, and the drawback of this design is that The heating temperature distribution in the cartridge is not uniform during atomization, and the degree of atomization of the tobacco at the edge of the cartridge is not high.

Summary of the invention

Based on this, it is necessary to provide an atomizing assembly which, when atomized, makes the heating temperature distribution in the cartridge uniform, and improves the degree of atomization of the tobacco at the edge of the cartridge.

An atomizing assembly comprising:

a base having a ring seat;

a heating sheet, the heating sheet is connected to the base, the heating sheet is at least two in number and evenly spaced on the annular seat, the length direction of the heating sheet and the annular seat The central axis is parallel, the cross section of the heating sheet in the width direction is an arc protruding from the inner side to the outer side, and the inner side surface and the outer side surface of the heating sheet are both heat generating surfaces, and the inner side surface of the heating sheet faces the Ring The center point of the seat is set.

An electronic cigarette comprising:

Fixed component

a control component having a control circuit;

In any of the above-described atomizing assemblies, the atomizing assembly is coupled between the fixing assembly and the control assembly, the heating sheet extends toward the fixing assembly and is electrically connected to the control circuit.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and those skilled in the art can obtain drawings of other embodiments according to the drawings without any creative work.

Figure 1 is a schematic illustration of an atomizing assembly of an embodiment;

Figure 2 is a schematic cross-sectional view of the atomizing assembly shown in Figure 1;

Figure 3 is a schematic exploded view of the atomizing assembly shown in Figure 1;

Figure 4 is a plan view of the atomizing assembly shown in Figure 1;

Figure 5 is a schematic view of a heating sheet in the atomizing assembly shown in Figure 1;

Figure 6 is an enlarged schematic view showing a portion A of the atomizing assembly shown in Figure 2;

7 is a top plan view of an atomization assembly of another embodiment;

Figure 8 is a top plan view of an atomizing assembly of yet another embodiment;

9 is a schematic view of an electronic cigarette according to an embodiment;

Figure 10 is a schematic cross-sectional view of the electronic cigarette shown in Figure 9;

Fig. 11 is a schematic exploded view of the electronic cigarette shown in Fig. 9.

Detailed ways

In order to facilitate the understanding of the present invention, an atomizing assembly and an electronic cigarette using the same will be described more fully hereinafter with reference to the accompanying drawings. A preferred embodiment of the atomizing assembly and the electronic cigarette using the atomizing assembly is given in the drawings. However, the atomizing assembly and the electronic cigarette using the atomizing assembly can be implemented in many different forms and are not limited to the embodiments described herein. Rather, the purpose of providing these embodiments is to make the disclosure of the atomizing assembly and the electronic cigarette using the atomizing assembly more thorough and comprehensive.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. The terminology used herein in the specification of the atomizing assembly and the electronic cigarette using the atomizing assembly is for the purpose of describing the specific embodiments only, and is not intended to limit the invention. The term "and/or" used herein includes any and all combinations of one or more of the associated listed items.

As shown in FIGS. 1 to 3, the atomizing assembly 40 of one embodiment includes a base 41 and two heating sheets 42 attached to the base 41. Among them, the base 41 is used to fix the heating sheet 42, and the heating sheet 42 is used to heat the tobacco in the cartridge. The structure of each component is described as follows:

The base 41 is provided with a ring seat 43. The ring seat 43 is provided with two connecting blocks 44 for connecting the heating sheets 42 one by one. Each of the connecting blocks 44 is provided with a card slot 45 for engaging the heating piece 42. In the embodiment, the base 41 further includes a base 46 that connects the annular seat 43. The base 46 is provided in a circular configuration, and the base 46 is concentrically disposed with the annular seat 43. The outer diameter of the base 46 is larger than the outer diameter of the annular seat 43, specifically, the outer diameter of the base 46 is twice the outer diameter of the annular seat 43.

As shown in FIG. 4, the two heating sheets 42 are evenly spaced apart from the annular seat 43. One end of the heating piece 42 is connected to the card slot 45, and the other end extends in a direction away from the ring seat 43. The length of the heating sheet 42 It is parallel to the central axis of the ring seat 43. As shown in FIG. 5, the cross section of the heater chip 42 in the width direction is an arc shape that protrudes from the inside to the outside. The inner side surface and the outer side surface of the heating sheet 42 are heat generating surfaces. The inner side surface of the heater chip 42 is disposed toward the center point of the annular seat 43. In the present embodiment, the curvature of the cross section of the heater chip 42 in the width direction is the same as the curvature of the annular seat 43. The end of the heating piece 42 away from the annular seat 43 is provided with a triangular tip end portion 47. Further, as shown in FIG. 6, the inner side of the tip end portion 47 is provided with a guiding inclined surface 48 extending from the outer side to the inner side, and the guiding inclined surface 48 is The curved face, in other embodiments, can also be set as a straight bevel.

In the present embodiment, the base 41 is also provided with some auxiliary components. For example, an electrode 49 electrically connecting the heating sheets is disposed at the bottom of the base 46, and an insulating sleeve 410 is sleeved on the outer side of the electrode 49. In order to make the connection of the ring seat 43 and the base 46 more stable, a sleeve 411 may be sleeved on the outer side of the ring seat 43. Further, a circular slider 412 may be disposed, and a through hole for the heating piece 42 to pass through is disposed on the slider 412. When assembled, the sleeve 411 is fixed to the cavity formed by the butt joint of the slider 412 and the base 46. Inside.

Working principle description:

In use, the two heating sheets 42 are simultaneously inserted into the cartridge, and the inner side and the outer side of the heating sheet 42 are respectively in contact with the tobacco in the cartridge. When the heating sheet 42 is heated, the inner side surface and the outer side surface of the heating sheet 42 are simultaneously heated, and heat is radiated to the central region and the edge region of the cartridge, respectively, so that the shredded tobacco in the central region of the cartridge and the shredded tobacco in the edge region are simultaneously heated and atomized. In addition, the curvature setting of the heating sheet 42 facilitates the heating sheet 42 to match the shape of the cartridge, ensuring uniformity of temperature distribution upon heating. Further, the tip end portion 47 of the heater chip 42 facilitates the smooth insertion of the heater chip 42 into the cartridge, and the guide slope 48 on the inner side of the tip end portion 47 allows the heater sheet 42 to be more smoothly inserted into the cartridge. In addition, in use, the base 46 corresponds to a circular cross section of the cartridge, and the outer diameter of the annular seat 43 is half of the outer diameter of the base 46, so that the insertion position of the heating piece 42 is the radius of the circular section of the cartridge. Half of it, The distance between the inner side surface of the heater chip 42 and the center of the cartridge is equal to the distance between the outer surface of the heater chip and the edge of the cartridge, and is more uniform during heat transfer.

It should be noted that the number of the heating sheets 42 of the atomizing assembly 40 is not limited to two. As shown in FIG. 7 , the heating sheet 42 may also be three pieces, or as shown in FIG. 8 , the heating sheet 42 may be Four pieces, or more, need to ensure that the heating sheets 42 are evenly spaced on the ring seat 43.

The atomizing unit 40 has at least two heating pieces 42 and is evenly spaced on the annular seat 43. When the heating piece 42 is inserted into the cartridge, the inner side surface and the outer side surface of the heating sheet 42 simultaneously heat up. The central region and the edge region of the cartridge are heated simultaneously. Moreover, the heating sheet 42 is provided in an arcuate configuration, the shape of which is more closely matched to the cylindrical shape of the cartridge, and the surface of the heating sheet 42 is better in contact with the tobacco in the cartridge. Through the above design, the heat of the cartridge is uniform, and the problem that the edge of the tobacco is not atomized is not high.

As shown in Figures 9 through 11, an electronic cigarette 10 using the atomizing assembly 40 is also provided.

The electronic cigarette 10 includes a fixed assembly 20, a control assembly 30, and an atomizing assembly 40 coupled between the stationary assembly 20 and the control assembly 30. The fixing assembly 20 is used to fix the cartridge, the atomizing assembly 40 is used to heat atomize the tobacco in the cartridge, and the control assembly 30 is used to control the operation of the atomizing assembly 40. The structure of each component is as follows:

The fixing assembly 20 includes an upper cover 21, a smoke pipe 22 penetrating the upper cover 21, and a spring 23 housed in the smoke pipe 22. The upper cover 21 is provided in a hollow structure in which the tobacco pipe 22 is housed. The smoke tube 22 houses the spring 23 therein.

The control assembly 30 is provided with a control circuit 31 that electrically connects the atomizing assembly 40. In addition, in the present embodiment, the control component 30 further includes a battery 32 electrically connected to the control circuit 31, which provides an independent working power source for the electronic cigarette 10, and in other embodiments, can also be obtained by connecting an external power source. Drive power.

The atomizing assembly 40 includes a base 41 connected between the control assembly 30 and the control assembly 30, and a heating pad 42 connected to the base 41 and disposed toward the fixing assembly 20. among them,

The base 41 is provided with a ring seat 43. The ring seat 43 is provided with two connecting blocks 44 for connecting the heating sheets 42 one by one. Each of the connecting blocks 44 is provided with a card slot 45 for engaging the heating piece 42. In the embodiment, the base 41 further includes a base 46 that connects the annular seat 43. The base 46 is provided in a circular configuration, and the base 46 is concentrically disposed with the annular seat 43. The radius of the base 46 is twice the radius of the annular seat 43. In the present embodiment, the base 41 is also provided with some auxiliary components. For example, an electrode 49 electrically connecting the heating sheets is disposed at the bottom of the base 46, and an insulating sleeve 410 is sleeved on the outer side of the electrode 49. In order to make the connection of the ring seat 43 and the base 46 more stable, a sleeve 411 may be sleeved on the outer side of the ring seat 43. Further, a circular slider 412 may be disposed, and a through hole for the heating piece 42 to pass through is disposed on the slider 412. When assembled, the ring seat 43 and the sleeve 411 are fixed to the slider 412 and the base. Between 46. In addition, at the time of assembly, one end of the spring 23 is pressed against the top end of the inner cavity of the tobacco tube 22, and the other end of the spring 23 is pressed against the outer side of the base 46, and the atomizing assembly 40 is pressed by the spring 23. It is between the fixed assembly 20 and the control assembly 30.

The two heating sheets 42 are evenly spaced apart from the annular seat 43. One end of the heating piece 42 is connected to the card slot 45, and the other end extends in a direction away from the ring seat 43. The longitudinal direction of the heating piece 42 is parallel to the central axis of the annular seat 43. The cross section of the heater chip 42 in the width direction is an arc shape that protrudes from the inside to the outside. The inner side surface and the outer side surface of the heating sheet 42 are heat generating surfaces. The inner side surface of the heater chip 42 is disposed toward the center point of the annular seat 43. In the present embodiment, the curvature of the cross section of the heater chip 42 in the width direction is the same as the curvature of the annular seat 43. The end of the heating piece 42 away from the annular seat 43 is provided with a triangular tip end portion 47. Further, the inner side of the tip end portion 47 is provided with a guiding inclined surface 48 extending from the outside to the inside, and the guiding inclined surface 48 is a curved surface, in other In an embodiment, the guiding slope 48 can also be set to be straight Line bevel. It should be noted that the number of the heating sheets 42 is not limited to two, and the heating sheets 42 may be three pieces. Alternatively, the heating sheets 42 may be four pieces or more, but it is necessary to ensure the heating sheets 42. It is evenly spaced on the ring seat 43. Moreover, when each heating piece 42 is separately connected to the control circuit 31, the control circuit 31 can control one or a part of the heating piece 42 to operate as needed to adjust the power output of the atomizing assembly 40, for example, in preheating and heat preservation. At the same time, a heating sheet 42 is separately activated to operate, and when the user continuously draws, a plurality of or all of the heating sheets 42 are activated to operate. In other embodiments, the heating sheets 42 may also be divided into at least two groups, each group including a plurality of heating sheets 42, each of which is separately connected to the control circuit 31 to control the operation of the heating sheet 42 by grouping.

The electronic cigarette 10, the fixing assembly 20 is for fixing the inserted cartridge, the atomizing assembly 40 is for heating atomizing the tobacco in the cartridge, and the control assembly 30 is for controlling the operation of the atomizing assembly 40. The number of the heating sheets 42 in the atomizing unit 40 is at least two and evenly spaced on the annular seat 43. When the heating sheet 42 is inserted into the cartridge, the inner side and the outer side of the heating sheet 42 are simultaneously heated. , the central area and the edge area of the cartridge are heated simultaneously. Moreover, the heating sheet 42 is provided in an arcuate configuration, the shape of which is more closely matched to the cylindrical shape of the cartridge, and the surface of the heating sheet 42 is better in contact with the tobacco in the cartridge. Through the above design, the heat of the cartridge is uniform, and the problem that the edge of the tobacco is not atomized is not high.

The technical features of the above-described embodiments may be arbitrarily combined. For the sake of brevity of description, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be considered as the scope of this manual.

The above-described embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a person skilled in the art can also make certain numbers without departing from the inventive concept. Modifications and improvements are within the scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims (17)

An atomization assembly, comprising: a base having a ring seat; a heating sheet, the heating sheet is connected to the base, the heating sheet is at least two in number and evenly spaced on the annular seat, the length direction of the heating sheet and the annular seat The central axis is parallel, the cross section of the heating sheet in the width direction is an arc protruding from the inner side to the outer side, and the inner side surface and the outer side surface of the heating sheet are both heat generating surfaces, and the inner side surface of the heating sheet faces the The center point of the ring seat is set. The atomizing assembly according to claim 1, wherein the annular seat is provided with a connecting block, and the connecting block is connected to the heating piece in one-to-one correspondence, and each of the connecting blocks is provided with a card for The card slot of the heating sheet is connected. The atomizing assembly according to claim 1, wherein a curvature of a cross section of the heating sheet in the width direction is the same as a curvature of the annular seat. The atomizing assembly according to claim 1, wherein the heating piece is provided with a triangular tip end away from an end of the annular seat. The atomizing assembly according to claim 4, wherein the inner side of the tip end portion is provided with a guide slope extending inward from the outer side. The atomizing assembly according to claim 5, wherein the guiding slope is a curved surface or a straight inclined surface. The atomizing assembly according to claim 1, wherein the base further comprises a base connecting the annular seat, the base is provided in a circular structure, and the base and the ring The seat is concentrically disposed, and the outer diameter of the base is larger than the outer diameter of the annular seat. The atomizing assembly of claim 7 wherein said base further comprises an electrode. The electrode is disposed at a bottom of the susceptor and is electrically connected to the heating pad. The atomizing assembly of claim 8 wherein said base further comprises an insulating sleeve, said insulating sleeve being disposed on an outer side of said electrode. The atomizing assembly of claim 7, wherein the base further comprises a sleeve sleeved on an outer side of the annular seat and coupled to the base. The atomizing assembly according to claim 7, wherein the base further comprises a slider, the slider is docked with the base, and the slider is provided with a passage for the heating piece to pass through hole. The atomizing assembly of claim 7 wherein said base has an outer diameter equal to twice the outer diameter of said annular seat. An electronic cigarette comprising: Fixed component a control component having a control circuit; The atomizing assembly according to any one of claims 1 to 12, wherein the atomizing assembly is coupled between the fixing assembly and the control assembly, the heating sheet extends toward the fixing assembly, and The control circuit is electrically connected. The electronic cigarette according to claim 13, wherein each of said heater chips is individually connected to said control circuit. The electronic cigarette according to claim 13, wherein the heating sheet is divided into at least two groups, and the number of the heating sheets in each group is plural, and each of the heating sheets is separately connected to the control circuit. . The electronic cigarette according to claim 13, wherein the fixing component comprises an upper cover, a smoke pipe and a spring, the upper cover is a hollow structure, and the smoke pipe is disposed in the upper cover, a spring housed in the pipe, the spring capable of pressing the atomizing assembly against the fixing assembly and Between the control components. The electronic cigarette of claim 13 wherein said control assembly further comprises a battery electrically coupled to said control circuit.

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