CN218337730U - Heating structure and electronic atomization device - Google Patents

Abstract

The utility model relates to a heating structure and electronic atomization device, heating structure includes: a heating pipe body configured as a hollow structure having both ends open in an axial direction; the base is fixedly arranged at one axial end of the heating pipe body and shields the opening at one axial end of the heating pipe body; the guide piece is sleeved at the other axial end of the heating pipe body and is provided with a guide hole communicated with the inside of the heating pipe body; wherein, the thermal-insulated hole has been seted up on at least one of heating body, base and guide to through the thermal-insulated hole heat transfer route when breaking the outside transmission of heat on the heating body, block or slow down the outside transmission again of the heat that comes out of transmission on the heating body, prevent that the heat from giving off to the external world, reduce the calorific loss of heating body, reduce the energy consumption of electron atomizing device in order to save electric quantity, and then the length is long in the standby of extension electron atomizing device.

Description

Heating structure and electronic atomization device

Technical Field

The utility model relates to an atomizing technical field especially relates to heating structure and electronic atomization device.

Background

The aerosol is a colloidal dispersion system formed by dispersing small solid or liquid particles in a gas medium, and a novel alternative absorption mode is provided for a user because the aerosol can be absorbed by a human body through a respiratory system. For example, electronic atomising devices which can heat a liquid or solid aerosol-generating substrate to produce an aerosol find application in a variety of fields, delivering an inhalable aerosol to a user, replacing conventional product forms and absorption.

Generally, an electronic atomisation device atomises an aerosol-generating substrate, which is a substrate material that is capable of generating an aerosol when atomised. Among the correlation technique, the heat that the heating body of heating aerosol generation matrix produced conducts easily and gives off on the shell, leads to electron atomizing device constantly to give off the heat to the external world at the in-process of atomizing heating, has increased the energy consumption of product, and it is long when having reduced the use of product standby.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is desirable to provide a heating structure and an electronic atomizing device, which can solve the problem of high energy consumption of the electronic atomizing device.

A heat generating structure, comprising:

a heating pipe configured as a hollow structure with openings at both ends in the axial direction;

the base is fixedly arranged at one axial end of the heating pipe and shields the opening at one axial end of the heating pipe;

at least one of the heating tube body and the base is provided with a heat insulation hole.

Among the above-mentioned heating structure, the base is fixed to be set up in the axial one end of heating pipe to shelter from the opening of the axial one end of heating pipe, so the base is fixed in the axial one end of heating pipe, encloses between base and the heating pipe and closes the holding chamber that forms holding aerosol and generate substrate. Wherein, the thermal-insulated hole has been seted up on at least one of heating pipe and base to through the thermal-insulated hole heat transfer route when breaking the outside transmission of heat on the heating pipe, block or slow down the heat that the transmission on the heating pipe came out and outwards transmit again, prevent that the heat from giving off to the external world, reduce the calorific loss of heating pipe, reduce the energy consumption of electron atomizing device in order to save the electric quantity, and then the standby of extension electron atomizing device is long.

In one embodiment, the heating pipe comprises a heating pipe body and a guide member, wherein the guide member is sleeved at one axial end of the heating pipe body and is provided with a guide hole communicated with the interior of the heating pipe body;

at least one of the heating pipe body, the guide piece and the base is provided with a heat insulation hole.

In one embodiment, the heating tube body is provided with a heat insulation hole.

In one embodiment, the heating pipe body is provided with a plurality of heat insulation holes at intervals along the circumference.

In one embodiment, the base is provided with the heat insulation hole.

In one embodiment, the base includes a first portion and a second portion surrounding the first portion, the first portion covers an opening at one axial end of the heating tube body, and the second portion protrudes from the heating tube body in a radial direction of the heating tube body;

the second part is provided with the heat insulation hole.

In one embodiment, the second portion defines a plurality of insulation holes spaced around the first portion.

In one embodiment, the guide member has the heat insulation hole formed therein.

In one embodiment, the guiding element includes a guiding ring and a protruding ring, the guiding ring is sleeved on one axial end of the heating tube body and has the guiding hole, the protruding ring is arranged around the guiding ring, and the protruding ring is provided with the heat insulation hole.

In one embodiment, a supporting projection is convexly arranged on at least one of the guide piece and the base;

the support protrusion is arranged along the axial direction of the heating pipe body or protrudes outwards in the radial direction of the heating pipe body.

In one embodiment, the supporting protrusions include a first supporting protrusion disposed on the guiding element, and the first supporting protrusion protrudes from the guiding element in a direction away from the base along an axial direction of the heating tube body.

In one embodiment, the supporting protrusions include a second supporting protrusion disposed on the base, and the second supporting protrusion protrudes from the base along the axial direction of the heating tube body in a direction away from the guiding element.

In one embodiment, the support protrusion includes a third support protrusion disposed on the base, and the third support protrusion protrudes from the base in a radial direction of the heating pipe body.

An electronic atomization device is characterized by comprising a shell and the heating structure, wherein the heating structure is sleeved in the shell.

Drawings

Fig. 1 is a schematic structural view of a viewing angle of a heating structure according to an embodiment of the present invention;

FIG. 2 is a schematic view of another perspective of the heating structure shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the heat-generating structure shown in FIG. 1;

FIG. 4 is a schematic view of a heating tube in the heating structure shown in FIG. 1;

FIG. 5 is a schematic structural diagram of a base in the heat-generating structure shown in FIG. 1;

fig. 6 is a schematic structural view of a guide member in the heat generating structure shown in fig. 1.

Description of the reference numerals: 100. a heat generating structure; 10. heating a tube; 12. heating the tube body; 30. a base; 32. a first portion; 34. a second portion; 50. a guide member; 51. a guide hole; 52. a guide ring; 54. a convex ring; 60. a heat insulation hole; 80. a support boss; 82. a first support protrusion; 84. a second support protrusion; 86. a third support protrusion.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1-3, in an embodiment of the present invention, a heating structure 100 is provided, which includes a heating pipe 10 and a base 30, the heating pipe 10 is constructed as a hollow structure with two axial ends open, the base 30 is fixedly disposed at one axial end of the heating pipe 10 and covers the opening at one axial end of the heating pipe 10, so that the base 30 is fixed at one axial end of the heating pipe 10, and a containing cavity for containing aerosol generating substrate is defined between the base 30 and the heating pipe 10.

In operation of the heat-generating structure 100, the heating tube 10 generates heat which then heats the aerosol-generating substrate inside the atomizing heating tube 10. Optionally, the heating tube 10 generates heat in a resistance manner, for example, a resistance wire is arranged on the heating tube 10, and heat generated by the resistance wire is transferred to the heating tube 10, so that the heating tube 10 transfers heat to the aerosol-generating substrate; optionally, the heating pipe 10 generates heat by an electromagnetic induction principle, for example, an electromagnetic induction coil is sleeved outside the heating pipe 10, so that the heating pipe 10 generates heat under the action of the electromagnetic induction coil, and the manner of generating heat by the heating pipe 10 is not limited herein.

Wherein, the thermal insulation hole 60 has been seted up on at least one of heating pipe 10 and base 30 to through thermal insulation hole 60 break the heat transfer route when the heat outwards transmits on the heating pipe 10, block or slow down the heat outwards transmission again that the transmission on the heating pipe 10 came out, prevent that the heat from giving off to the external world, reduce the calorific loss of heating pipe 10, reduce the energy consumption of electron atomizing device in order to save electric quantity, and then the standby of extension electron atomizing device is long.

Further, the shape of the insulation hole 60 is a circle, a direction, or a racetrack, and the specific shape of the insulation hole 60 is not limited herein.

In some embodiments, the heating tube 10 includes a heating tube body 12 and a guide 50, the guide 50 is disposed at the other axial end of the heating tube body 12 and has a guide hole 51 communicating with the interior of the heating tube body 12, allowing the aerosol-generating substrate to be smoothly inserted into the receiving cavity of the interior of the heating tube body 12 through the guide hole 51. Alternatively, the guide 50 may be formed separately from the heating tube body 12 or may be formed integrally therewith. The guide 50 may be a guide tube or other guide structure, and the specific design of the guide 50 is not limited herein. It is understood that in other embodiments, the heating tube 10 does not include the guiding element 50, and the guiding element 50 is not limited thereto.

Referring to fig. 4, in some embodiments, the heating tube 12 is provided with a heat insulation hole 60, so that the heat insulation hole 60 interrupts a path of heat transferring outwards from the heating tube 12, and blocks or slows down the heat transferring outwards from the heating tube 12, thereby preventing the heat from being dissipated to the outside, reducing the energy consumption of the electronic atomization device, and prolonging the service life.

Further, a plurality of heat insulation holes 60 are formed in the heating pipe body 12 at intervals along the circumferential direction thereof, so that heat is blocked from various directions along the circumferential direction of the heating pipe body 12 through the plurality of heat insulation holes 60, and heat is uniformly blocked from being transferred to the outside in the circumferential direction of the heating pipe body 12. Optionally, the distance between the heat insulation hole 60 and the bottom end of the heating tube 12 is 1-10mm, and the width of the tibia connected between the heat insulation hole 60 and the heat insulation hole 60 is 0.4-3mm. Further alternatively, the heat insulation hole 60 is a through hole penetrating in the radial direction of the heating pipe body 12, or a blind hole recessed in the radial direction of the heating pipe body 12, and the depth of the heat insulation hole 60 is not limited herein.

Referring to fig. 1-3 and 5, in some embodiments, the base 30 is provided with a heat insulation hole 60, so as to interrupt a path of heat on the heating tube 10 that is transferred outwards through the base 30 through the heat insulation hole 60, block or slow down the outward transfer of heat on the heating tube 10, prevent the heat from being dissipated to the outside, reduce the energy consumption of the electronic atomization device, and prolong the service life.

Further, the base 30 includes a first portion 32 and a second portion 34 surrounding the first portion 32, the first portion 32 covers an opening at one axial end of the heating tube body 12, the second portion 34 protrudes from the heating tube body 12 along a radial direction of the heating tube body 12, and the second portion 34 is provided with a heat insulation hole 60. As such, the first portion 32 obstructs an opening at one end of the heating tube body 12 to form a receiving cavity for receiving an aerosol-generating substrate enclosed by the first portion 32 and the heating tube body 12. Optionally, the first portion 32 is sleeved in the opening at the axial end of the heating tube body 12, and the first portion 32 is fixed on the heating tube body 12 while covering the opening.

The second portion 34 is formed on the outer periphery of the first portion 32, and the heat insulation holes 60 are formed in the second portion 34, so that other components, such as an electromagnetic induction coil, can be fixed outside the heating pipe body 12 through the second portion 34, and the heat transfer path of the heating element to the outside through the base 30 is blocked by the heat insulation holes 60 formed in the second portion 34, thereby preventing the heat from being diffused to the outside.

Specifically, the second portion 34 is provided with a plurality of heat insulation holes 60 arranged at intervals around the first portion 32, and heat is blocked from all directions of the circumferential direction of the base 30 through the plurality of heat insulation holes 60, so that heat is uniformly blocked from being transferred outwards in the circumferential direction of the base 30. Optionally, the distance between the heat insulation hole 60 and the outer edge of the second portion 34 is 0.5-5mm, and the width of the tibia connected between the heat insulation hole 60 and the heat insulation hole 60 is 0.4-3mm. Further alternatively, the heat insulation hole 60 is a through hole penetrating along the axial direction of the base 30, or a blind hole in which the heat insulation hole 60 is recessed along the axial direction of the base 30, and the depth of the heat insulation hole 60 is not limited herein.

Referring to fig. 1-3 and 5, in some embodiments, the guiding element 50 is provided with a heat insulation hole 60, so as to interrupt a path of heat on the heating tube 12 that is transferred outward through the guiding element 50 through the heat insulation hole 60, block or slow down the outward transfer of heat on the heating tube 12, prevent the heat from being dissipated to the outside, reduce the energy consumption of the electronic atomization device, and prolong the service life.

Further, the guiding element 50 includes a guiding ring 52 and a protruding ring 54, the guiding ring 52 is disposed at one axial end of the heating tube 12 and has a guiding hole 51, the protruding ring 54 is disposed around the guiding ring 52, and a heat insulation hole 60 is disposed on the protruding ring 54. In this way, other components, such as an electromagnetic coil, can be secured between the collar 54 and the second portion 34 by the collar 54 outside of the heating tube body 12. The heat insulation holes 60 formed in the protruding ring 54 block the path of heat transferred from the heating element to the outside through the guide 50, thereby preventing the heat from being diffused to the outside.

Referring to fig. 1 and 5-6, in some embodiments, a supporting protrusion 80 is protruded from at least one of the guide 50 and the base 30, the supporting protrusion 80 is protruded outward along an axial direction of the heating tube 12 or a radial direction of the heating tube 12, the supporting protrusion 80 is an outermost supporting point of the entire heating structure 100, when the heating structure 100 is installed in the housing, the heating structure 100 is in contact with a local point of the housing through the supporting protrusion 80, a contact area between the heating structure 100 and the housing is reduced, a transfer path of heat to the housing is further reduced, and heat is further prevented from being diffused outward.

Referring to fig. 1 and 6, further, the supporting protrusion 80 includes a first supporting protrusion 82 disposed on the guiding element 50, and the first supporting protrusion 82 is disposed to protrude from the guiding element 50 in a direction away from the base 30 along the axial direction of the heating tube body 12. That is to say, the first supporting protrusion 82 is disposed at the top of the guiding element 50, so that the guiding element 50 and the housing are in point contact in the axial direction of the heating tube 12 through the first supporting protrusion 82, and the top of the heat generating structure 100 is isolated in the axial direction of the heating tube 12 by heat conduction, thereby further preventing heat from being transferred to the housing along the axial top of the heating tube 12, and reducing heat diffusion.

Referring to fig. 1 and fig. 5, further, the supporting protrusion 80 includes a second supporting protrusion 84 disposed on the base 30, the second supporting protrusion 84 protrudes from the base 30 in a direction away from the guiding element 50 along the axial direction of the heating tube 12, that is, the second supporting protrusion 84 is disposed at the bottom of the base 30, so that the base 30 and the housing are in point contact in the axial direction of the heating tube 12 through the second supporting protrusion 84, and heat conduction and insulation are performed on the bottom of the heating structure 100 in the axial direction of the heating tube 12, thereby further preventing heat from being transferred to the housing along the axial bottom of the heating tube 12, and reducing heat diffusion.

Specifically, the supporting protrusion 80 includes a third supporting protrusion 86 disposed on the base 30, the third supporting protrusion 86 protrudes from the base 30 along the radial direction of the heating tube 12, that is, the third supporting protrusion 86 protrudes from the outer peripheral surface of the base 30, so that the base 30 and the housing are in point contact with each other in the radial direction of the heating tube 12 through the third supporting protrusion 86, the heat-conducting heat insulation is performed on the heat-generating structure 100 in the radial direction of the heating tube 12, the heat is further prevented from being transferred along the radial housing of the heating tube 12, and the heat diffusion is reduced.

Specifically, in this embodiment, the supporting protrusion 80 includes a first supporting protrusion 82, a second supporting protrusion 84, and a third supporting protrusion 86, the first supporting protrusion 82 and the second supporting protrusion 84 support the heat-generating structure 100 at two opposite axial end points of the heating pipe 12, and the third supporting protrusion 86 supports the heat-generating structure 100 along a radial point of the heating pipe 12, so that the upper end surface, the lower end surface, and the outer peripheral surface of the whole heat-generating structure 100 are both disposed in a point contact with the housing, the contact area between each outer peripheral surface of the heat-generating structure 100 and the housing is small, and heat transfer to the housing is effectively blocked or slowed down.

In an embodiment of the present invention, an electronic atomization device is provided, including the housing and the heating structure 100 in any of the above embodiments, the heating structure 100 is sleeved in the housing, so as to protect the heating structure 100 through the housing. Heating structure 100 includes heating pipe 10 and base 30, and heating pipe 10 is constructed as axial both ends open-ended hollow structure, and base 30 is fixed to be set up in the axial one end of heating pipe 10 to shelter from the opening of heating pipe 10 axial one end, so base 30 fixes in the axial one end of heating pipe 10, encloses between base 30 and the heating pipe 10 and closes the holding chamber that forms holding aerosol and generate substrate. Heating tube

In operation of the heat-generating structure 100, the heating tube 10 generates heat which then heats the aerosol-generating substrate inside the atomizing heating tube 10. Optionally, the heating tube 10 generates heat by a resistance method, for example, a resistance wire is disposed on the heating tube 10, and heat generated by the resistance wire is transferred to the heating tube 10, so that the heating tube 10 transfers heat to the aerosol-generating substrate; optionally, the heating pipe 10 generates heat by an electromagnetic induction principle, for example, an electromagnetic induction coil is sleeved outside the heating pipe 10, so that the heating pipe 10 generates heat under the action of the electromagnetic induction coil, and the manner of generating heat by the heating pipe 10 is not limited herein.

Wherein, the thermal insulation hole 60 has been seted up on at least one of heating pipe 10 and base 30 to through thermal insulation hole 60 break the heat transfer route when the heat outwards transmits on the heating pipe 10, block or slow down the heat outwards transmission again that the transmission on the heating pipe 10 came out, prevent that the heat from giving off to the external world, reduce the calorific loss of heating pipe 10, reduce the energy consumption of electron atomizing device in order to save electric quantity, and then the standby of extension electron atomizing device is long.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (14)

1. A heat generating structure, characterized in that the heat generating structure comprises:

a heating pipe configured as a hollow structure with openings at both ends in the axial direction;

the base is fixedly arranged at one axial end of the heating pipe and shields an opening at one axial end of the heating pipe;

at least one of the heating pipe and the base is provided with a heat insulation hole.

2. The heating structure according to claim 1, wherein the heating pipe includes a heating pipe body and a guide member, the guide member is fitted to one axial end of the heating pipe body and has a guide hole communicating with an inside of the heating pipe body;

at least one of the heating pipe body, the guide piece and the base is provided with a heat insulation hole.

3. The heating structure as claimed in claim 2, wherein the heating tube body is provided with a heat insulation hole.

4. A heat generating structure as claimed in claim 3, wherein the heat pipe body has a plurality of heat insulation holes spaced circumferentially thereon.

5. The heating structure of claim 2, wherein the heat insulation hole is formed on the base.

6. The heat generating structure according to claim 5, wherein the base includes a first portion and a second portion surrounding the first portion, the first portion blocks an opening at one axial end of the heating pipe body, and the second portion is disposed to protrude from the heating pipe body in a radial direction of the heating pipe body;

the second part is provided with the heat insulation hole.

7. The heating structure of claim 6, wherein the second portion defines a plurality of the thermal vias spaced around the first portion.

8. The heating structure as claimed in claim 2, wherein the heat insulating hole is opened on the guide member.

9. The heat generating structure of claim 8, wherein the guiding element comprises a guiding ring and a protruding ring, the guiding ring is sleeved on one axial end of the heating tube and has the guiding hole, the protruding ring is disposed around the guiding ring, and the protruding ring is provided with the heat insulation hole.

10. The heat generating structure according to any one of claims 2 to 9, wherein a support protrusion is protrudingly provided on at least one of the guide and the base;

the support protrusion is arranged along the axial direction of the heating pipe body or protrudes outwards along the radial direction of the heating pipe body.

11. The heat generating structure according to claim 10, wherein the supporting protrusion comprises a first supporting protrusion disposed on the guiding element, and the first supporting protrusion protrudes from the guiding element in a direction away from the base along an axial direction of the heating tube body.

12. The heat generating structure according to claim 10, wherein the supporting protrusion includes a second supporting protrusion disposed on the base, and the second supporting protrusion protrudes from the base in a direction away from the guiding member along an axial direction of the heating pipe body.

13. The heat generating structure according to claim 10, wherein the supporting protrusion comprises a third supporting protrusion disposed on the base, and the third supporting protrusion protrudes from the base in a radial direction of the heating pipe body.

14. An electronic atomizer, comprising a housing and the heat-generating structure of any one of claims 1-13, wherein said heat-generating structure is disposed in said housing.

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