Straight-through type double-layer glass heating body

Abstract

The utility model relates to the technical field of electronic cigarettes, in particular to a straight-through type double-layer glass heating element which comprises a glass body, a heating net and a conductive wire, the glass body is a hollow columnar cavity with openings at two ends, and the glass body is composed of an inner glass body and an outer glass body. The inner glass body and the outer glass body are sintered to form a sealed cavity, the heating net is arranged in the cavity, a through hole is formed in the heating net by adopting an etching process, the number of the conductive wires is two, and one end of each conductive wire penetrates through the cavity from outside to inside and then is electrically connected with the heating net. The heating device has the advantages of being simple in structure, reasonable in design, even in heating, high in heating speed, attractive in appearance, easy to clean and good in experience feeling when a user uses the heating device, and the heating net does not make direct contact with tobacco, and residues cannot be left on the glass body.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic cigarettes, in particular to a through-type double-layer glass heating element. Background Technique

[0002] According to different atomization sources, electronic cigarettes can be divided into various forms, such as e-cigarettes that atomize e-liquid, e-cigarettes that atomize e-paste, e-cigarettes that burn tobacco, etc.

[0003] At present, the well-known tobacco-burning e-cigarettes on the market generally adopt the form of heating ceramics with an internal heating wire or heating by a heating wire. This method has a slow heating speed. The heating wire is in direct contact with the tobacco, which is easy to produce harmful substances to the human body, and there is a problem of insufficient environmental protection. At the same time, the inserted heating ceramics are unevenly heated, and the user experience is poor when using. For this reason, the inventor designed a through-type double-layer glass heating element. Content of the Utility Model

[0004] The purpose of the utility model is to provide a through-type double-layer glass heating element, which has the advantages of simple structure, reasonable design, uniform heating, fast heating speed, the heating mesh is not in direct contact with the tobacco, there will be no residues on the glass body, and at the same time, it has a beautiful appearance, is easy to clean, and the user experience is good when using, and solves the problems raised in the above technical background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a through-type double-layer glass heating element, the double-layer glass heating element includes a glass body, a heating mesh and a conductive wire, wherein the glass body is a columnar cavity with openings at both ends and a hollow interior, and the glass body is composed of an inner glass body and an outer glass body. The inner glass body and the outer glass body are sintered into a sealed cavity. The heating mesh is arranged in the cavity, and the heating mesh is formed with through holes by an etching process. There are two conductive wires, and one end of each of the two conductive wires penetrates the cavity from the outside to the inside and is electrically connected to the heating mesh.

[0006] Preferably, the cross-section of the glass body is annular.

[0007] Preferably, the thickness values of the inner glass body and the outer glass body are the same, and the connection between the inner glass body and the outer glass body is smoothly transitioned to form a U-shaped arc surface.

[0008] Preferably, the heating mesh is in contact connection with the inner glass body, and the heating mesh is made of 316L stainless steel material or titanium material or nickel material or iron-chromium alloy material or nickel-chromium alloy material.

[0009] Preferably, there are several through holes, and several through holes are evenly distributed on the heating mesh, and each through hole is in the shape of a rectangle, a rhombus or a triangle.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. The present utility model provides a through-type double-layer glass heating element, which is composed of a glass body, a heating mesh and a conductive wire. The overall structure is simple and reasonable. The glass body is a columnar cavity with openings at both ends and a hollow interior, with a beautiful appearance. The glass body is composed of an inner glass body and an outer glass body, and the inner glass body and the outer glass body are sintered into a sealed cavity. The heating mesh is arranged in this cavity. During use, tobacco is inserted into the cavity of the glass body, and the heating mesh is used to heat the glass body, and then the glass body heats the tobacco. The heating mesh is formed with a number of through holes by an etching process, with low processing costs and more uniform heating. Using the heating mesh for heating, the heating speed is fast. The heating mesh does not directly contact the tobacco, and there will be no residues on the heating element, providing a good user experience and being easy to clean at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is the overall structure diagram of the present utility model;

[0013] Figure 2 is the cross-sectional view of the present utility model;

[0014] Figure 3 is the sectional view of the present utility model.

[0015] The reference numerals and names in the drawings are as follows:

[0016] 1. Glass body; 11. Inner glass body; 12. Outer glass body; 2. Heating mesh; 3. Conductive wire; 4. Through hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0018] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings. These are only for the convenience of describing the embodiments of the present utility model and for simplification, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, "a plurality" means two or more, unless otherwise specifically defined.

[0019] In the embodiments of the present utility model, unless otherwise clearly specified and defined, the terms "installed", "connected", "connected to", "fixed", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0020] Please refer to Figures 1 to 3 , an embodiment provided by the present utility model: a through-type double-layer glass heating element. The double-layer glass heating element includes a glass body 1, a heating mesh 2, and conductive wires 3. The glass body 1 is a columnar cavity with openings at both ends and a hollow interior. When in use, tobacco is placed in the cavity of the glass body 1. The glass body 1 is composed of an inner glass body 11 and an outer glass body 12. The inner glass body 11 and the outer glass body 12 are sintered into a sealed cavity. In this embodiment, the thickness values of the inner glass body 11 and the outer glass body 12 are the same, and the connection between the inner glass body 11 and the outer glass body 12 has a smooth transition to form a U-shaped arc surface, which makes the appearance beautiful. The heating mesh 2 is arranged in the cavity, and the heating mesh 2 is formed with through holes 4 by an etching process. The etching process has a low cost and a simple processing technology. Two conductive wires 3 are provided. One end of each of the two conductive wires 3 penetrates the cavity from the outside to the inside and is electrically connected to the heating mesh 2.

[0021] Specifically, the cross-section of the glass body 1 is annular.

[0022] Specifically, the heating mesh 2 is in contact connection with the inner vitreous body 11, and the heating mesh 2 is made of 316L stainless steel or titanium or nickel or ferrochrome alloy or nickel-chromium alloy. In this embodiment, the heating mesh 2 is preferably made of 316L stainless steel.

[0023] Specifically, a plurality of through holes 4 are provided, and the plurality of through holes 4 are evenly distributed on the heating mesh 2. Each through hole 4 is in a rectangular, rhombic or triangular shape. In this embodiment, the through hole 4 is rhombic.

[0024] Please refer to again Figures 1 to 3 , when the double-layer glass heating body in the present utility model is in use, tobacco is placed in the cavity of the vitreous body 1, and the vitreous body 1 is heated by the heating mesh 2, and the vitreous body 1 heats and atomizes the tobacco. It can achieve a simple structure, be clean and hygienic, environmentally friendly, have a beautiful appearance, prevent the generation of peculiar smell, be easy to clean the vitreous body 1, can heat evenly, have good heat transfer effect, and effectively improve the user experience during use.

[0025] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

Claims

1. A through-type double-layer glass heating element, characterized in that: It includes a vitreous body (1), a heating mesh (2) and a conductive wire (3). The vitreous body (1) is a columnar cavity with openings at both ends and a hollow interior. The vitreous body (1) is composed of an inner vitreous body (11) and an outer vitreous body (12). The inner vitreous body (11) and the outer vitreous body (12) are sintered into a sealed cavity. The heating mesh (2) is arranged in this cavity, and the heating mesh (2) is formed with through holes (4) by an etching process. There are two conductive wires (3). One end of each of the two conductive wires (3) penetrates the cavity from outside to inside and is electrically connected to the heating mesh (2).

2. The through-type double-layer glass heating element according to claim 1, characterized in that: The cross-section of the vitreous body (1) is annular in shape.

3. The through-type double-layer glass heating element according to claim 1, characterized in that: The thickness values of the inner vitreous body (11) and the outer vitreous body (12) are the same, and the connection between the inner vitreous body (11) and the outer vitreous body (12) has a smooth transition to form a U-shaped arc surface.

4. The direct-through double-layer glass heating element according to claim 1, characterized in that: The heating mesh (2) is in contact connection with the inner vitreous body (11), and the heating mesh (2) is made of 316L stainless steel material or titanium material or nickel material or ferrochrome alloy material or nickel-chromium alloy material.

5. A through-type double-layer glass heating element according to claim 1, characterized in that: There are several through holes (4). The several through holes (4) are evenly distributed on the heating mesh (2), and each through hole (4) is rectangular, rhombic or triangular.

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