CN113197360A

CN113197360A - High strength atomizing unit, assembly and device

Info

Publication number: CN113197360A
Application number: CN202110488685.9A
Authority: CN
Inventors: 陈平
Original assignee: Shenzhen Huachengda Precision Industry Co Ltd
Current assignee: Shenzhen Huachengda Precision Industry Co Ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-08-03

Abstract

The invention provides an atomization unit with high strength, which comprises a bracket and a heating body, wherein the heating body comprises a heating part, an electrode part and a fixing part, two sides of the heating part in a first direction are bent towards a third direction, so that one side of the heating part in the third direction is concave and the other side of the heating part is arched; the concave side of the heating part and the cavity of the bracket define a liquid guide accommodating bin for accommodating liquid to blow the air flow to the arched side of the heating part to take out the atomized gas. The invention also provides an atomization assembly and an atomization device, wherein the atomization assembly comprises the atomization unit. The atomization device comprises the atomization assembly. In the atomizing unit, the assembly and the device, the arched side of the heating body is more matched with the airflow flow, so that the heat of an atomizing surface is more uniform; the heating element is not easy to deform, and the drain material is compressed to make good direct contact with the heating element; because the heating part is not circumferentially covered any more, different liquid inlet modes can be adopted according to requirements.

Description

High strength atomizing unit, assembly and device

Technical Field

The invention relates to the technical field of atomization, in particular to an atomization unit, an atomization assembly and an atomization device with high strength.

Background

Referring to fig. 1-2, in the conventional atomization heating scheme, the electric heating wire 41 and the liquid guiding cotton rope 42 are combined in a manner that the electric heating wire 41 is wound around the liquid guiding cotton rope 42, although the structure is simple and easy to obtain, the structure strength is poor, deformation is easy to generate, manual assembly is only required, and the consistency is difficult to ensure.

When the electric heating wire 41 and the liquid guide cotton rope 42 work, liquid enters from two ends of the liquid guide cotton rope 42, the liquid guide cotton rope 42 conducts the liquid to the electric heating wire 41, and the air flow carries out the steam which is heated and atomized from the lower part of the electric heating wire 41. The problems that arise from this are: 1. the liquid inlet mode is single, and other liquid inlet modes are difficult to adopt according to different requirements. 2. Its heating method is for circumference generating heat, but what 41 bottoms of electric heating wire below got into is that normal atmospheric temperature air temperature is lower, and what 41 tops of electric heating wire is steam after the atomizing, and the temperature is higher, hardly guarantees the temperature in atomizing area even, consequently experiences relatively poorly, appears the carbon deposit easily and pastes the core scheduling problem, influences user experience.

Therefore, it is necessary to provide an atomizing unit with good structural strength, different liquid feeding modes and balanced heat generation.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a high-strength atomizing unit, assembly and device in view of the above-mentioned drawbacks of the related art.

The technical scheme adopted by the invention for solving the technical problem comprises the following steps: the heating element comprises a heating part, an electrode part and a fixing part, wherein two sides of the heating part in a first direction are bent towards a third direction, so that one side of the heating part in the third direction is concave inwards, and the other side of the heating part is arched upwards; the fixing part is embedded in the bracket;

the bracket is provided with a cavity which is opened towards the first direction, the heating element is arranged on the bracket, the heating element is arranged at the opening part of the cavity, and the fixing part is embedded in the bracket; the concave side of the heating part faces the cavity and defines a containing bin with the cavity for containing liquid and enabling the liquid to be in contact with the heating body, and the support is provided with a liquid inlet hole communicated with the containing bin for the liquid to enter the containing bin; the first direction and the third direction are not parallel to each other;

therefore, when the accommodating bin is internally provided with liquid guiding holes and conducts the liquid from the liquid inlet holes to the heating body, the heating body heats and atomizes the liquid.

Preferably, both sides of the heat generating portion in the first direction are bent toward the third direction such that the heat generating portion has an arc shape.

Preferably, at least one of the heat generating portions is bent at a right angle or an obtuse angle along an axis of a second direction, so that both sides of the heat generating portion in the first direction are bent toward the third direction, and the second direction is not parallel to the first direction and the third direction.

Preferably, both sides of the electrode portion in the first direction are also bent to one side of the third direction.

Preferably, at least two of the fixing portions are provided at an edge of the heat generating portion and/or the electrode portion.

Preferably, the fixing portion includes a first portion extending outward and a second portion connected to the first portion, the second portion protruding in a direction perpendicular to or oblique to an extending direction of the first portion.

Preferably, the electrode portion includes two electrode portions respectively disposed on two sides of the heat generating portion in a second direction, the electrode portions extend outward in a direction parallel to the second direction or in a direction forming an angle with the second direction, and the second direction is not parallel to the first direction and the third direction.

Preferably, the air inlet that the air feed body got into and the air vent that the air feed body flows out, the air inlet with the air vent links to each other, the arch one side of the portion of generating heat with the direction of admitting air of air inlet is just right, the portion of generating heat both sides on the first direction with the air vent corresponds to blow to the air feed flow to the arch one side of the portion of generating heat and warp the portion of generating heat both sides on the first direction flow through, take away the aerial fog that the heat-generating body heating atomization produced.

Preferably, the holder includes a base and two protruding portions protruding in the same direction from the base, the two protruding portions are disposed at an interval in the second direction, the heat generating portion of the heat generating body is disposed between the two protruding portions, an interval between protruding ends of the two protruding portions forms the air inlet, an interval of a portion of the two protruding portions located beside the heat generating portion forms the air vent, the air vent includes two air vents located at both sides of the heat generating portion of the heat generating body in the first direction, respectively, and the second direction is not parallel to the first direction and the third direction.

Preferably, the electrode portion includes two electrode portions provided on both sides of the heat generating portion in the second direction, respectively, and the electrode portions on both sides are embedded in the protruding portions on both sides, respectively.

Preferably, the liquid inlet hole is arranged at a position opposite to the concave side of the heating part.

Preferably, the support includes basal portion and lid, the cavity is established in the basal portion, the cavity the both sides in the third direction are opened, the heat-generating body is established in the open department in one side, the lid is established in the open department of opposite side, the lid covers hold the storehouse, the feed liquor hole is established on the lid.

Preferably, the liquid inlet hole includes two liquid inlet holes respectively provided at both sides of the bracket in the second direction.

Preferably, the liquid inlet hole is linearly communicated with the accommodating bin, or the liquid inlet hole is obliquely communicated with the accommodating bin, and the second direction is not parallel to the first direction and the third direction.

Preferably, the stent comprises a base and a cavity wall, the cavity wall being curved to form the cavity open to the third direction, at least part of the fixation section being embedded in the cavity wall.

Preferably, the bracket is provided with an air outlet, and the air outlet and the heating element are respectively arranged on two sides of the bracket in the third direction.

Preferably, the support includes a cover body, a through hole penetrating through the cavity is formed in the cavity wall, the through hole is located at a position opposite to the concave side of the heating portion, the cover body is arranged in the through hole in a penetrating manner and extends into the cavity, so that when the containing bin is provided with the liquid guide body, the cover body extrudes the liquid guide body to enable the liquid guide body to be in contact with the heating body.

Preferably, the support is made of plastic, and the heating body is combined with the support in an injection molding mode.

The technical scheme adopted by the invention for solving the technical problem comprises the following steps: the utility model provides an atomization assembly, including leading liquid and foretell atomizing unit, it establishes to lead liquid the atomizing unit hold in the storehouse and with the heat-generating body contact, with come from the liquid conduction in feed liquor hole the heat-generating body heats the atomizing.

The technical scheme adopted by the invention for solving the technical problem comprises the following steps: the atomizing device comprises a shell and an atomizing assembly arranged in the shell according to claim 19, wherein an air outlet channel and an air inlet channel are arranged in the shell, so that air is supplied to the air outlet channel, the heating body and the air outlet channel in sequence, and the air formed by heating and atomizing the heating body is taken out.

The technical scheme of the invention at least has the following beneficial effects: in the atomizing unit, the assembly and the device, the arched side of the heating body is more matched with the air flow, so that the heat of an atomizing surface is more uniform; the support provides support strength for the heating element, so that the heating element is not easy to deform, a containing bin for containing the liquid guide is defined by the support and the heating element, and the liquid guide is compressed to enable the liquid guide material to be in good contact with the heating element directly; the heating part is not circumferentially covered any more, so different liquid inlet modes can be adopted according to requirements, and the liquid inlet holes are arranged at different positions.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a front view of an electric heating wire and a liquid guide cotton string in the background art.

Fig. 2 is a right side view of the electric heating wire and the liquid guide cotton string of fig. 1 (solid arrows indicate air flow directions).

Fig. 3 is a perspective view of a first embodiment of an atomizing unit of the present invention.

Fig. 4 is an exploded view of the atomizing unit of fig. 3.

FIG. 5 is a cross-sectional view taken at the position A-A in FIG. 3 (the heat generating element is omitted).

Fig. 6 is a sectional view taken at a position a-a in fig. 3.

Fig. 7 is a perspective view of a first embodiment of an atomizing assembly of the present invention, including the atomizing unit of fig. 3.

Fig. 8 is an exploded view of the atomizing assembly of fig. 7.

Fig. 9 is a bottom view of the atomizing assembly of fig. 7.

Fig. 10 is a cross-sectional view taken at the position B-B in fig. 7 (solid arrows indicate gas flow direction).

Fig. 11 is a cross-sectional view taken at the position C-C in fig. 7 (solid arrows indicate the direction of flow of liquid).

Fig. 12 is a perspective view of a second embodiment of an atomizing unit of the present invention.

Fig. 13 is an exploded view of the atomizing unit of fig. 12.

FIG. 14 is a cross-sectional view taken at the D-D position in FIG. 12 (the heating element is omitted).

Fig. 15 is a cross-sectional view taken at the position D-D in fig. 12.

Fig. 16 is a perspective view of a second embodiment of an atomizing assembly of the present invention, including the atomizing unit of fig. 12.

Fig. 17 is an exploded view of the atomizing assembly of fig. 16.

Fig. 18 is a cross-sectional view taken at the position E-E in fig. 16 (solid arrows indicate gas flow direction).

Fig. 19 is a cross-sectional view taken at the position F-F in fig. 16 (solid arrows indicate the direction of fluid flow).

FIG. 20 is a perspective view of a heat-generating body according to a first embodiment of the present invention.

FIG. 21 is a schematic diagram showing a right side view of a heat-generating body according to a second embodiment of the present invention.

FIG. 22 is a schematic view from the right of a heat-generating body according to a third embodiment of the present invention.

FIG. 23 is a schematic diagram showing a right side view of a heat-generating body of a fourth embodiment of the present invention.

Fig. 24 is a perspective view of a first embodiment of an atomizing device of the present invention, including the atomizing assembly of fig. 7.

Fig. 25 is a cross-sectional view taken at the position G-G in fig. 24 (solid arrows indicate the flow direction of liquid).

Fig. 26 is a cross-sectional view taken at the position H-H in fig. 24 (solid arrows indicate gas flow direction).

Fig. 27 is a perspective view of a second embodiment of an atomizing device of the present invention, including the atomizing assembly of fig. 16.

FIG. 28 is a cross-sectional view taken at the mid I-I position (solid arrows indicate fluid flow).

FIG. 29 is a cross-sectional view taken at the mid J-J position (solid arrows indicate gas flow direction).

The reference numerals in the figures denote: the atomizing unit 1, the heating element 11, the heating portion 111, the heating circuit 1111, the electrode portion 112, the fixing portion 113, the first portion 1131, the second portion 1132, the support 12, the base portion 121, the extension portion 122, the cavity wall 123, the cover 124, the cavity 12a, the air inlet 12b, the air vent 12c, the liquid inlet 12d, the air outlet 12e, the through hole 12f, the inner positioning step 12g, the outer positioning step 12h, the accommodating chamber 13, the atomizing assembly 2, the liquid guide 21, the atomizing device 3, the housing 31, the air inlet channel 311, the air outlet channel 312, the liquid storage chamber 313, the first direction a, the second direction b, the third direction c, the electric heating wire 41 in the background art, and the liquid guide cotton string 42 in the background art.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be understood that if the terms "front", "back", "upper", "lower", "left", "right", "longitudinal", "lateral", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are used herein to indicate an orientation or positional relationship, they are constructed and operated in a specific orientation based on the orientation or positional relationship shown in the drawings, which is for convenience of describing the present invention, and do not indicate that the device or component being referred to must have a specific orientation, and thus, should not be construed as limiting the present invention. It is also to be understood that, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," "disposed," and the like, if used herein, are intended to be inclusive, e.g., that they may be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. If the terms "first", "second", "third", etc. are used herein only for convenience in describing the present technical solution, they are not to be taken as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

Referring to fig. 3 to 11, an atomizing unit 1 according to a first embodiment of the present invention includes a holder 12 and a sheet-shaped heat generating body 11 disposed on the holder 12, the heat generating body 11 includes a heat generating portion 111, an electrode portion 112, and a fixing portion 113, both sides of the heat generating portion 111 in a first direction a are bent in a third direction c in a same direction, such that one side of the heat generating portion 111 in the third direction c is recessed and the other side is raised, the heat generating portion 111 includes a heat generating circuit 1111 electrically connected to the electrode portion 112, such that the heat generating circuit 1111 generates heat when the electrode portion 112 is energized; at least two fixing portions 113, which are embedded in the bracket 12, of the fixing portions 113 are provided at both edges of the heat generating portion 111 and/or the electrode portion 112 in the first direction a and/or the second direction b;

the holder 12 is provided with a cavity 12a opened to a first direction a, an inlet 12b for gas to enter, and an outlet 12c for gas to flow out, the inlet 12b is connected to the outlet 12c, the heating element 11 is provided on the holder 12, the heating element 111 is provided at the opened position of the cavity 12a, the fixing part 113 is embedded in the holder 12, so that the heating element 11 is firmly connected to the holder 12; the concave side of the heating part 111 faces the cavity 12a and defines a containing bin 13 with the cavity 12a for containing the liquid 21 and making the liquid 21 contact with the heating element 11, and the bracket 12 is provided with a liquid inlet hole 12d leading to the containing bin 13 for the liquid to enter the containing bin 13; the arched side of the heat generating portion 111 faces outward and is directly opposite to the air intake direction of the air intake port 12b, and both sides of the heat generating portion 111 in the first direction a correspond to the air vents 12c so that the air flow is blown to the arched side of the heat generating portion 111 in a front direction and flows through both sides of the heat generating portion 111 in the first direction a;

the first direction a, the second direction b and the third direction c are not parallel to each other two by two, and preferably, the first direction a, the second direction b and the third direction c are perpendicular to each other two by two.

Thus, when the liquid guide 21 is provided in the accommodating chamber 13 and the liquid from the liquid inlet hole 12d is guided to the heating element 11, the heating element 11 heats and atomizes the liquid, and the atomized gas is carried away by the air flow entering the air inlet 12 b.

The containing chamber 13 of the atomizing unit 1 can be provided with a liquid guide 21, the liquid guide 21 contacts with the concave side of the heating part 111, and the liquid entering the liquid inlet hole 12d is conducted to the heating part 11 for heating and atomizing, and the atomized gas is carried away by the airflow entering the air inlet 12 b.

In the atomizing unit 1, the support 12 mainly functions to provide support strength for the heating element 11, so that the heating element 11 is not easily deformed, and at the same time, defines a containing bin 13 containing the liquid guide 21 with the heating element 11, and compresses the liquid guide 21 to make the liquid guide material and the heating element 11 in good contact.

The liquid guide 21 is arranged in the containing bin 13 of the atomization unit 1, is limited and pressed by the support 12, the heating element 11 and the cover body 124 from the periphery, and plays a role in guiding the liquid 21.

The size of the liquid inlet hole 12d can limit the amount of liquid entering the liquid guide cotton, and the problem of liquid leakage caused by excessive liquid inlet can be effectively prevented.

Since the heat generating element 111 is not circumferentially covered any more, the liquid inlet holes 12d may be provided at different positions, for example, at both ends of the heat generating element 11 in the second direction b, by different liquid inlet methods as required; or may be provided at a position opposite to the concave side of the heating element 11.

The arched side of the heating body 11 is more matched with the air flow, so that the heat of the atomizing surface is more uniform. The heating element 11 is made of a common electrothermal alloy sheet metal such as iron-chromium-aluminum, nickel-chromium alloy, stainless steel, titanium alloy, nickel-iron alloy, etc., and is formed into an electric heating circuit by cutting, etching, etc. And shaping by a die or a jig to form the heating body with the shape. The liquid guide 21 can be porous liquid guide cotton or liquid guide cotton rope.

Referring to fig. 20, in some embodiments, both sides of the heat generating portion 111 in the first direction a are bent toward the third direction c, so that the heat generating portion 111 has an arc shape that is more conformable to the flow of the air stream since the arc shape has a gentle transition surface.

Referring to fig. 21 to 23, in other embodiments, at least one of the heat generating portions 111 is bent along an axis of the second direction b such that both sides of the heat generating portion 111 in the first direction a are bent toward the third direction c. Specifically, in the embodiment of fig. 21, the middle of the heat generating portion 111 is bent at a right angle or an obtuse angle along the axis of the second direction b so that the portions on both sides of the axis are bent in the third direction c, and the angle α at which the middle of the heat generating portion 111 is bent along the axis of the second direction b is indicated by a right angle or an obtuse angle, and specifically, may be bent in a V shape. In the embodiment of fig. 22-23, two sides of the heat generating portion 111 in the first direction a are respectively bent along the axis of the second direction b; here, the angle β may be designed differently, in the embodiment of fig. 22, the two sides of the heat generating portion 111 in the first direction a may be bent along the axis of the second direction b at right angles, and the heat generating portion 111 is bent in a rectangular shape; in the embodiment of fig. 23, the two sides of the heat generating portion 111 in the first direction a may be bent along the axis of the second direction b by an obtuse angle, and the heat generating portion 111 may be bent in a rectangular shape.

Referring to fig. 20, both sides of the electrode part 112 in the first direction a are also bent to one side of the third direction c, and have the same shape and degree as those of the bent sides of the heat generating part 111 in the first direction a.

Referring to fig. 20, the number of the fixing portions 113 is preferably multiple, each fixing portion 113 includes a first portion 1131 extending outward and a second portion 1132 connected to the first portion 1131, the second portion 1132 is connected to an outer edge of the first portion 1131, the second portion 1132 protrudes in a direction perpendicular to or oblique to the extending direction of the first portion 1131, and the fixing portion 113 may have a T shape.

Referring to fig. 20, the electrode portion 112 includes two electrode portions 112 respectively disposed on both sides of the heat generating portion 111 in the second direction b, and the electrode portions 112 extend outward in a direction parallel to the second direction b or in a direction at an angle to the second direction b. In the first direction a, the size of the electrode portion 112 is equivalent to or smaller than the size of the heat-generating portion 111.

The manufactured heating element 11 and the bracket 12 can be molded by injection molding in a mold through an injection molding process in the mold, the fixing part 113 is embedded into the bracket 12, and the bracket 12 is made of high-temperature resistant plastics, which are known to be implemented and include PEEK, LCP, PPS, PI, PA46 and the like. Thus, the atomizing and heating support 12 provides excellent supporting strength for the heating body 11, and can facilitate realization of automatic production in the subsequent assembly process.

Referring to fig. 3 to 6, the holder 12 includes a base portion 121 and two protruding portions 122 protruding in the same direction on the base portion 121, the two protruding portions 122 are disposed at an interval in the second direction b, the heat generating portion 111 of the heat generating body 11 is disposed between the two protruding portions 122, the interval between the protruding ends of the two protruding portions 122 forms the air inlet 12b, the interval of the portions of the two protruding portions 122 located beside the heat generating portion 111 forms the air vents 12c, and the air vents 12c include two air vents 12c respectively located on both sides of the heat generating portion 111 of the heat generating body 11 in the first direction a. The edge of the heat-generating body 11 may be embedded in the extension portion 122. The base 121 and the extension 122 are preferably integrally formed.

Referring to fig. 11, the electrode part 112 includes two electrode parts 112 respectively disposed at both sides of the heat generating part 111 in the second direction b, and the electrode parts 112 at both sides are respectively embedded in the protruding parts 122 at both sides.

Referring to fig. 3 to 11, the liquid inlet hole 12d is provided at a position opposite to the concave side of the heat generating portion 111, and is located at an upper portion of the bracket 12, forming an upward liquid inlet manner. The advantages are that the paths of the liquid reaching each part of the heating element 11 are consistent, the plastic of the liquid supply of each part of the heating element 11 is balanced, and the problem of insufficient liquid supply locally does not occur. The existing atomization and atomization unit 1 adopting the ceramic heating body 11 mostly adopts the liquid inlet mode, so that the atomization unit 1 can be produced to be the same as the ceramic atomization and atomization unit 1 in structure size, the rest structures of the atomization device 3 can directly adopt the structural design of the ceramic atomization device 3, the atomization experience different from the ceramic core can be obtained only by replacing the atomization component 2, the mold does not need to be newly arranged when the atomization component is replaced, and the switching to the prior art can be very fast.

Referring to fig. 3 to 11, the holder 12 includes a base 121 and a cover 124, the cavity 12a is disposed in the base 121, two sides of the cavity 12a in the third direction c are opened to facilitate the subsequent loading of the liquid 21 and the cover 124, the heating element 11 is disposed at the opening of one side of the lower portion, the cover 124 is disposed at the opening of the other side of the upper portion, the cover 124 covers the accommodating chamber 13, and the liquid inlet hole 12d is disposed on the cover 124. Preferably, the number of the liquid inlet holes 12d is one or at least two, and the liquid inlet efficiency is controlled by the number or size of the liquid inlet holes 12 d.

Referring to fig. 3 to 11, preferably, the position of the accommodating chamber 13 where the cover 124 is provided is sunk to form an inner positioning step 12g for positioning the cover 124, and the cover 124 abuts against the inner positioning step 12g to confine the guide liquid 21 in the accommodating chamber 13 and to bring the guide liquid 21 into close contact with the heating body 11. Referring to fig. 3-11, the outer side of the bracket 12 has an outer positioning step 12h for positioning the bracket 12, and when the atomizing unit 1 is applied to the atomizing device 3, the outer positioning step 12h cooperates with the inner structure of the atomizing device 3 to position the atomizing unit 1.

In the atomizing unit according to the second embodiment of the present invention, referring to fig. 12 to 19, the liquid inlet hole 12d includes two liquid inlet holes 12d respectively provided at both sides of the support 12 in the second direction b, forming a two-side liquid inlet manner. The liquid inlet holes 12d are preferably in straight communication with the holding chamber 13, so as to facilitate the arrangement of a liquid guide 21, such as a liquid guide cotton rope, and two ends of the liquid guide 21 can be respectively located in the two liquid inlet holes 12 d; or the liquid inlet hole (12d) is obliquely communicated with the accommodating bin (13), and the second direction (b) is not parallel to the first direction (a) and the third direction (c).

Referring to fig. 12-19, the stent 12 comprises a base 121 and a cavity wall 123, the cavity wall 123 being provided between at least two of the extensions, the cavity wall 123 being curved to form a cavity 12a open to the third direction c, at least part of the anchoring portion 113 being embedded in an edge of the cavity wall 123. The support 12 is provided with an air outlet 12e, the air outlet 12e and the heating element 11 are respectively arranged on two sides of the support 12 in the third direction c, so that the air flow sequentially flows through the air inlet 12b, the air vent 12c, the space between the cavity wall 123 and the base 121 and the air outlet 12e, and carries away the aerosol generated by heating and atomizing the heating element 11. The holder 12 includes a cover 124, a through hole 12f penetrating the cavity 12a is formed in the cavity wall 123, the through hole 12f is located at a position opposite to the concave side of the heat generating portion 111, the cover 124 penetrates the through hole 12f and extends into the cavity 12a, so that when the liquid guide 21 is provided in the accommodating chamber 13, the cover 124 presses the liquid guide 21 to bring the liquid guide 21 into contact with the heat generating body 11. In the embodiment of fig. 12-19, the support 12: preferably made of high temperature resistant plastic, and mainly functions to provide support strength for the heating element 11, so that the heating element 11 is not easy to deform, and at the same time defines a containing bin 13 containing the liquid guide 21 with the heating element 11, and compresses the liquid guide 21 to make the liquid guide material and the heating element 11 contact well.

Referring to fig. 12-19, the heating element 11 may be made of a hollowed metal sheet or a metal wire, and the arched side of the heating element 11 is more matched with the airflow flow, so that the heat of the atomization surface is more uniform, and the heat of the atomization surface is more uniform. The cap 124 is mainly used to compress the liquid guide 21 so that the liquid guide 21 and the heating element 11 can be in direct contact with each other. The conducting liquid 21 may be disposed in the accommodating chamber 13 of the atomizing unit 1, and functions to conduct the liquid 21. When the liquid inlet hole 12d is linearly communicated with the accommodating chamber 13, the liquid guide 21 may be disposed in the accommodating chamber 13 and the liquid inlet hole 12d, both ends of which in the second direction b are not restricted.

In the embodiment shown in fig. 12 to 19, the liquid inlet holes 12d are formed at two ends, i.e. the left and right ends, in the second direction b of the support 12, and the fixing portion 113 of the heating element 11 is embedded into the plastic support 12 by means of in-mold injection molding, so that the heating element 11 has better supporting strength, and the liquid guide 21 is inserted into the accommodating chamber 13 formed by the heating element 11 and the support 12. In this way, since the liquid guide 21 such as a liquid guide cotton rope is inserted into the accommodating chamber 13, if the liquid guide 21 is inserted into the accommodating chamber 13 smoothly, the liquid guide 21 cannot be set very thick, or otherwise cannot pass through the accommodating chamber 13 smoothly, and if the liquid guide 21 is set thin, the liquid guide 21 can pass through the accommodating chamber 13 smoothly, and the problem of poor contact between the heating element 11 and the liquid guide 21 occurs, the through hole 12f is formed in one side, i.e., above the first direction a of the support 12, and the cover 124 is disposed on the through hole 12f, so that the installed cover 124 compresses and compresses the liquid guide 21, the liquid guide 21 and the heating element 11 can be in good contact, and the problem of poor contact between the heating element 11 and the liquid guide 21 is solved.

In the above embodiment, the holder 12 is preferably made of plastic, and the heating element 11 is combined with the holder 12 by in-mold injection, that is, the heating element 11 is placed in an injection mold, and then the holder 12 is formed by injection molding, and the holder 12 is combined with the heating element 11.

In conclusion, the heating element 11 of the atomizing unit 1 of the present invention has good strength, is easy for mass automatic production, has a larger atomizing area than the conventional planar heating element, is more matched with the atomizing airflow direction, and has more uniform heat in the heating process. And the atomization unit 1 can be applied to an electronic cigarette, and the liquid guide body 21 guides the tobacco juice to a heating body for heating and atomization.

Referring to fig. 16 to 19, an atomizing assembly 2 according to an embodiment of the present invention includes a liquid guide 21 and the atomizing unit 1 according to any one of claims 1 to 25, the liquid guide 21 being provided in the accommodating chamber 13 of the atomizing unit 1 and being in contact with the heat-generating body 11 to guide the liquid from the liquid inlet hole 12d to the heat-generating body 11 for heating and atomizing.

The atomization assembly 2 adopts the combination of the atomization unit 1 and the liquid guide 21, and the liquid guide 21 is arranged in the containing bin 13 of the atomization unit 1 and is limited and pressed by the bracket 12, the heating element 11 and the cover body 124 from the periphery, so that the function of conducting the liquid 21 is achieved; the arched side of the heating body 11 is more matched with the air flow, so that the heat of the atomizing surface is more uniform; the support 12 provides support strength for the heating element 11, so that the heating element 11 is not easy to deform, and defines a containing bin 13 containing the liquid guide 21 with the heating element 11, and compresses the liquid guide 21 to ensure that the liquid guide material is in good contact with the heating element 11; since the heat generating element 111 is not circumferentially covered any more, the liquid inlet holes 12d may be provided at different positions, for example, at both ends of the heat generating element 11 in the second direction b, by different liquid inlet methods as required; or at the position opposite to the concave side of the heating element 11; the heat-generating body 11 is no longer being made by manual work at the periphery of leading liquid 21 winding electric heating wire, and can be through mould internal injection molding technology, and heat-generating body 11 and support 12 are through mould internal injection molding, and inside fixed part 113 was embedded into support 12, can make things convenient for realization automated production in the subsequent assembling process.

Referring to fig. 24 to 29, an atomizing device 3 according to an embodiment of the present invention includes a housing 31 and the atomizing assembly 2 according to claim 26 disposed in the housing 31, the housing 31 is provided with a liquid storage chamber 313, an air outlet channel 312 and an air inlet channel 311, the liquid storage chamber 313 is used for storing liquid and is communicated with the liquid inlet hole 12d of the atomizing assembly 2, the air inlet channel 311 is communicated with the air inlet 12b of the atomizing assembly 2, and the air outlet channel 312 is communicated with the air vent 12c of the atomizing assembly 2, so that the gas generated by heating and atomizing the heating element 11 is carried out by passing through the air inlet channel, the air inlet 12b, the heating element 11, the air vent 12c and the air outlet channel 312 in sequence. Specifically, in the embodiment of fig. 24-26, the atomizing device 3 includes the atomizing assembly 2 of fig. 7-11 of fig. 24-26, with an upper feed; in the embodiment of fig. 27-29, the atomizing device 3 comprises the atomizing assembly 2 of fig. 16-19, which is fed transversely across its ends.

Because the atomization assembly 2 is adopted in the atomization, the liquid guide 21 is arranged in the containing bin 13 of the atomization unit 1 and is limited and pressed by the bracket 12, the heating element 11 and the cover body 124 from the periphery, and the function of guiding the liquid 21 is achieved; the arched side of the heating body 11 is more matched with the air flow, so that the heat of the atomizing surface is more uniform; the support 12 provides support strength for the heating element 11, so that the heating element 11 is not easy to deform, and defines a containing bin 13 containing the liquid guide 21 with the heating element 11, and compresses the liquid guide 21 to ensure that the liquid guide material is in good contact with the heating element 11; since the heat generating element 111 is not circumferentially covered any more, the liquid inlet holes 12d may be provided at different positions, for example, at both ends of the heat generating element 11 in the second direction b, by different liquid inlet methods as required; or at the position opposite to the concave side of the heating element 11; the heat-generating body 11 is no longer being made by manual work at the periphery of leading liquid 21 winding electric heating wire, and can be through mould internal injection molding technology, and heat-generating body 11 and support 12 are through mould internal injection molding, and inside fixed part 113 was embedded into support 12, can make things convenient for realization automated production in the subsequent assembling process.

When the atomization device 3 is an electronic cigarette, the liquid storage bin 313 of the atomization device 3 stores the tobacco juice, and the liquid 21 is guided to conduct the tobacco juice to the heating body for heating and atomization.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, as it will be apparent to those skilled in the art that various modifications, combinations and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An atomizing unit (1) characterized by comprising a holder (12) and a sheet-like heat-generating body (11) provided on the holder (12), the heat-generating body (11) comprising a heat-generating portion (111), an electrode portion (112) and a fixing portion (113), both edges in a first direction (a) of the heat-generating portion (111) being bent in a third direction (c) so that one side of the heat-generating portion (111) in the third direction (c) is concaved inward and the other side is arched, the heat-generating portion (111) comprising a heat-generating line (1111) electrically connected to the electrode portion (112) so that the heat-generating line (1111) generates heat when the electrode portion (112) is energized; the fixing part (113) is embedded in the bracket (12);

a cavity (12a) which is opened towards the first direction (a) is arranged on the bracket (12), the heating body (11) is arranged on the bracket (12), the heating part (111) is arranged at the opening part of the cavity (12a), and the fixing part (113) is embedded in the bracket (12); the concave side of the heating part (111) faces the cavity (12a) and defines a containing bin (13) with the cavity (12a) for containing and guiding liquid and enabling the liquid to be in contact with the heating body (11), and a liquid inlet hole (12d) leading to the containing bin (13) is formed in the support (12) so that the liquid can enter the containing bin (13); said first direction (a) and said third direction (c) being non-parallel to each other two by two;

therefore, when the liquid guiding is arranged in the accommodating bin (13) and the liquid from the liquid inlet hole (12d) is conducted to the heating body (11), the heating body (11) heats and atomizes the liquid.

2. The atomizing unit (1) according to claim 1, characterized in that both sides of the heat generating portion (111) in the first direction (a) are bent toward the third direction (c) such that the heat generating portion (111) is arc-shaped.

3. The atomizing unit (1) according to claim 1, characterized in that at least one of the heat generating portions (111) is bent at a right or obtuse angle along an axis of a second direction (b) so that two sides of the heat generating portion (111) in the first direction (a) are bent toward the third direction (c), the second direction (b) not being parallel to the first and third directions (a) and (c).

4. The atomizing unit (1) according to claim 1, characterized in that both sides of the electrode portion (112) in the first direction (a) are also bent to one side of the third direction (c).

5. The atomizing unit (1) according to claim 1, characterized in that at least two of the fixing portions (113) are provided at the edge of the heat-generating portion (111) and/or the electrode portion (112).

6. The atomizing unit (1) according to claim 1, characterized in that said fixing portion (113) comprises a first portion (1131) extending outwardly and a second portion (1132) connected to said first portion (1131), said second portion (1132) projecting towards a direction perpendicular or oblique to the extension direction of said first portion (1131).

7. The atomizing unit (1) according to claim 1, characterized in that the electrode portion (112) comprises two electrode portions (112) respectively provided on both sides of the heat-generating portion (111) in a second direction (b), the electrode portions (112) extending outwardly in a direction parallel to the second direction (b) or in a direction at an angle to the second direction (b), the second direction (b) not being parallel to the first direction (a) and the third direction (c).

8. The atomizing unit (1) according to claim 1, characterized in that the holder (12) is provided with an air inlet (12b) for air to enter and an air vent (12c) for air to exit, the air inlet (12b) is connected to the air vent (12c), the arching side of the heat generating portion (111) is directly opposite to the air intake direction of the air inlet (12b), and both sides of the heat generating portion (111) in the first direction (a) correspond to the air vent (12c) so that the air flow blows toward the arching side of the heat generating portion (111) and flows through both sides of the heat generating portion (111) in the first direction (a) to take off the mist generated by the heat generating body (11) for heat atomization.

9. Nebulizing unit (1) according to claim 8 characterized in that the support (12) comprises a base (121) and two projections (122) projecting in the same direction on the base (121), the two projecting portions (122) are provided at an interval in a second direction (b), the heat generating portion (111) of the heat generating body (11) is provided between the two projecting portions (122), the interval between the projecting ends of the two projecting portions (122) forms the air inlet (12b), the interval between the portions of the two protruding parts (122) located beside the heat generating part (111) forms the air vent (12c), the air vent (12c) includes two air vents (12c) respectively located on both sides of the heat generating portion (111) of the heat generating body (11) in the first direction (a), the second direction (b) is not parallel to the first direction (a) and the third direction (c).

10. The atomizing unit (1) according to claim 9, characterized in that the electrode portion (112) includes two electrode portions (112) respectively provided on both sides of the heat-generating portion (111) in the second direction (b), the electrode portions (112) on both sides being respectively embedded in the protruding portions (122) on both sides.

11. Atomizing unit (1) according to claim 1, characterized in that said inlet hole (12d) is provided in a position opposite to the concave side of said heat generating portion (111).

12. The atomizing unit (1) according to claim 11, characterized in that the holder (12) includes a base (121) and a cover (124), the cavity (12a) is provided in the base (121), both sides of the cavity (12a) in the third direction (c) are open, the heating body (11) is provided at one side open, the cover (124) is provided at the other side open, the cover (124) covers the accommodating chamber (13), and the liquid inlet hole (12d) is provided on the cover (124).

13. The atomizing unit (1) according to claim 1, characterized in that said liquid inlet orifice (12d) comprises two of said liquid inlet orifices (12d) respectively provided on both sides of said support (12) in the second direction (b).

14. Nebulising unit (1) according to claim 13, characterised in that the inlet hole (12d) passes straight through the housing bin (13) or the inlet hole (12d) passes obliquely through the housing bin (13), the second direction (b) not being parallel to the first and third directions (a, c).

15. Nebulising unit (1) according to claim 14, characterised in that the support (12) comprises a base (121) and a cavity wall (123), the cavity wall (123) being curved so as to form the cavity (12a) open to the third direction (c), at least part of the fixing portion (113) being embedded in the cavity wall (123).

16. The atomizing unit (1) according to claim 15, characterized in that said holder (12) is provided with an air outlet hole (12e), said air outlet hole (12e) and said heat-generating body (11) being provided on both sides of said holder (12) in the third direction (c), respectively.

17. The atomizing unit (1) according to claim 15, characterized in that the support (12) includes a cover (124), the cavity wall (123) is provided with a through hole (12f) penetrating into the cavity (12a), the through hole (12f) is located at a position opposite to the concave side of the heat generating portion (111), the cover (124) is inserted into the through hole (12f) and extends into the cavity (12a), so that when the containing chamber (13) is provided with the liquid guide (21), the cover (124) presses the liquid guide to make the liquid guide contact with the heat generating body (11).

18. Atomizing unit (1) according to claim 1, characterized in that said support (12) is made of plastic material and said heating element (11) is combined with said support (12) by means of in-mold injection.

19. An atomizing assembly (2), characterized in that, comprises a liquid guide (21) and an atomizing unit (1) according to any one of claims 1 to 18, the liquid guide (21) is disposed in the accommodating chamber (13) of the atomizing unit (1) and contacts with the heat-generating body (11) to conduct the liquid from the liquid inlet hole (12d) to the heat-generating body (11) for heating and atomizing.

20. An atomizing device (3), characterized in that, include shell (31) and establish in shell (31) according to claim 19 atomization component (2), be equipped with air outlet channel (312) and air inlet channel (311) in shell (31) to the air feed is in proper order through advancing air inlet channel heat-generating body (11) with air outlet channel (312), will the gas that heat-generating body (11) heating atomization formed is taken out.