WO2015106440A1 - Electronic cigarette connection structure and electronic cigarette - Google Patents

Abstract

Disclosed is an electronic cigarette connection structure (100), comprising: a cigarette cartridge tube (10) and a connection assembly (20) fixed to one end of the cigarette cartridge tube (10). The connection assembly (20) comprises: a conductive threaded sleeve (22), an electrode tube (28), an insulation sleeve (26) and an elastic seal (24). The threaded sleeve (22) comprises a first barrel (222) and a second barrel (224) which are connected to each other, and a first flange (226) and a second flange (228) which are arranged at an interval on the second barrel (224), wherein a first annular groove (225) is formed between the first flange (226) and the second flange (228); the electrode tube (28) is housed in the threaded sleeve (22); and the insulation sleeve (26) is arranged between the threaded sleeve (22) and the electrode tube (28) to insulate the threaded sleeve (22) from the electrode tube (28), the elastic seal (24) is arranged between the threaded sleeve (22) and the cigarette cartridge tube (10), and the elastic seal (24) comprises a ring body (242) and a bent portion (244) connected to the ring body (242), wherein the ring body (242) is housed in the first annular groove (225) and the bent portion (244) is positioned between the cigarette cartridge tube (10) and the threaded sleeve (22). Also provided is an electronic cigarette (200). The electronic cigarette connection structure and the electronic cigarette have a simple structure and a good sealing effect.

Description

Electronic cigarette connection structure and electronic cigarette

[Technical Field]

The invention relates to an electronic atomization device, in particular to an electronic cigarette connection structure and an electronic cigarette.

【Background technique】

As an alternative cigarette, e-cigarettes are used to quit smoking. E-cigarettes have a similar appearance and taste to cigarettes, but generally do not contain other harmful components such as tar, aerosols, etc. in cigarettes.

The electronic cigarette mainly comprises a cartridge, an atomizing component housed in the cartridge, a power component connected to the atomizing component, and a connecting component connecting the cartridge and the power component. In a typical electronic cigarette, a sealing glue or a common sealing ring is usually used for sealing between the cartridge and the connecting component. The process of using sealing glue is complicated, and the temperature resistance of the glue is poor, and the sealing performance is deteriorated during use. Or a part of the glue and the smoke oil form a mixture, resulting in poor quality of the product. The use of a common sealing ring will result in poor seal formation, and the sealing ring will easily turn over during the assembly process, which is likely to cause a risk of liquid leakage.

[Summary of the Invention]

Based on this, it is necessary to provide an electronic cigarette connecting structure and an electronic cigarette which have a simple structure and a good sealing performance.

An electronic cigarette connecting structure includes:

Tobacco tube; and

a connection assembly fixed to one end of the cartridge, the connection assembly comprising:

An electrically conductive threaded sleeve comprising an associated first barrel and a second barrel, the second barrel being spaced apart from the first flange and the second flange, the first flange and the first Forming a first annular groove between the two flanges;

An electrode tube is received in the threaded sleeve;

An insulating sleeve disposed between the threaded sleeve and the electrode tube to insulate the threaded sleeve from the electrode tube; and

An elastic seal disposed between the threaded sleeve and the cartridge, the elastic seal comprising a ring body and a bent portion connected to the ring body, the ring body being received in the first ring In the slot, the bent portion is located between the cartridge and the threaded sleeve.

In one of the embodiments, the side of the ring body adjacent to the cartridge is provided with a bevel for guiding installation.

In one embodiment, the slope forms an angle of 5° to 30° with the inner wall of the cartridge.

In one embodiment, the ring body is embedded in the first annular groove and is in close contact with a portion of the side wall of the threaded sleeve to sealingly connect the cartridge to the threaded sleeve.

In one embodiment, the insulating sleeve includes an annular insulating substrate and an insulating tube disposed on the insulating substrate, and a portion of the inner wall of the second barrel of the threaded sleeve is adhered to a portion of the outer wall of the insulating sleeve .

In one embodiment, a second annular groove is formed between the first cylinder and the second flange for receiving a portion of the bent portion of the elastic seal that is deformed.

In one embodiment, the electrode tube includes an annular base and a conductive tube connected to the base, the base abuts an inner wall of the threaded sleeve, and the conductive tube extends into the cartridge.

In one of the embodiments, the elastic seal is made of rubber.

In one of the embodiments, the elastic seal is made of silicone rubber, fluororubber or fluorosilicone rubber.

In one embodiment, the threaded sleeve and the electrode tube are both made of brass gold plated material.

An electronic cigarette comprising the electronic cigarette connecting structure as described above, further comprising an atomizing component housed in the cartridge and a power component connected to the atomizing component.

In the above electronic cigarette connecting structure and the electronic cigarette, since the elastic sealing member is received in the first annular groove between the first flange and the second flange of the threaded sleeve, the bent portion is perpendicular to the one side from the edge of the ring body The bend extends to be squeezed between the threaded sleeve and the cartridge. The contact area between the elastic seal and the threaded sleeve is maximized, and a more compact pressing force is provided, so that the threaded sleeve is stably connected with the cartridge, and the leakage of the smoke liquid can be prevented. The threaded sleeve and the electrode tube serve as a power supply component for connecting the electronic cigarette and two electrode ends of the atomizing assembly, simplifying the structure of the electronic cigarette. Therefore, the above-mentioned electronic cigarette connecting structure and the electronic cigarette are not only simple in structure but also good in sealing effect.

[Description of the Drawings]

The above and other objects, features and advantages of the present invention will become more apparent from the <RTIgt; The same reference numerals are used throughout the drawings to refer to the same parts, and the drawings are not intended to be scaled to the actual size. The emphasis is on the subject matter of the invention.

1 is a schematic cross-sectional structural view of an electronic cigarette according to an embodiment;

2 is a perspective exploded view of the electronic cigarette connecting structure shown in FIG. 1;

Figure 3 is a perspective view showing the threaded sleeve of Figure 1;

Figure 4 is an enlarged schematic view of a portion A in Figure 1;

Figure 5 is a perspective view showing the three-dimensional structure of the insulating sleeve shown in Figure 1;

Fig. 6 is a perspective view showing the structure of the electrode tube shown in Fig. 1.

 【detailed description】

In order to facilitate the understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the invention are shown in the drawings. However, the invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the understanding of the present disclosure will be more fully understood.

It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or the element can be present. When an element is considered to be "connected" to another element, it can be directly connected to the other element or. The terms "vertical," "horizontal," "left," "right," and the like, as used herein, are for illustrative purposes only.

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

Referring to FIG. 1, an electronic cigarette 200 of an embodiment includes an electronic cigarette connecting structure 100, an atomizing assembly 30, and a power supply assembly (not shown) connected to the atomizing assembly 30. The power supply component provides power to the atomizing assembly 30. The electronic cigarette connection structure 100 includes a cartridge 10 and a connection assembly 20. The connection assembly 20 is housed in the cartridge 10 and is fixed to one end of the cartridge 10. The atomizing assembly 30 is housed within the cartridge 10 . The connection assembly 20 electrically connects the atomization assembly 30 and the power supply assembly.

Referring to FIGS. 1 and 2, in the electronic cigarette connecting structure 100, the cartridge 10 is a substantially hollow cylinder having a receiving cavity 110 for receiving an atomizing assembly or the like of the electronic cigarette. In other embodiments, the cartridge 10 can also be a polygonal cylinder. The cartridge 10 is made of stainless steel. In other embodiments, it may also be made of a metal or non-metal material. The connector assembly 20 includes a threaded sleeve 22, an elastomeric seal 24, an insulating sleeve 26 and an electrode tube 28. An elastomeric seal 24 is disposed between the threaded sleeve 22 and the cartridge 10 to form a sealed connection between the threaded sleeve 22 and the cartridge 10. An insulating sleeve 26 is disposed between the threaded sleeve 22 and the electrode tube 28 to insulate the threaded sleeve 22 and the electrode tube 28 from each other and form a sealed connection.

1 and 3, the threaded sleeve 22 is received in the receiving cavity 110 of the cartridge 10 and fixed to one end of the cartridge 10 for sealing the cartridge 10. The threaded sleeve 22 includes a first first barrel 222 and a second barrel 224 that are connected. The diameter of the first cylinder 222 is larger than the diameter of the second cylinder 224. The outer diameter of the first cylinder 222 is substantially equal to the inner diameter of the cartridge 10, that is, the outer wall of the first cylinder 222 is brought into close contact with the inner wall of the cartridge 10 to form a tight connection. The inside of the first cylinder 222 is internally threaded for mating with the power supply assembly. The outer diameter of the second cylinder 224 is smaller than the inner diameter of the cartridge 10, and the second cylinder 224 is formed in a sealed connection with the cartridge 10 by the elastic seal 24. A first flange 226 and a second flange 228 are spaced apart from each other on the second cylinder 224. The outer diameter of the first flange 226 is greater than the outer diameter of the second flange 228. A first annular groove 225 is formed between the first flange 226 and the second flange 228. The second annular groove 227 is formed between the first cylinder 222 and the second flange 228. The threaded sleeve 22 is electrically conductive and serves as an electrode for a power supply assembly (not shown). In the present embodiment, the material of the threaded sleeve 22 is brass gold plating, and the threaded sleeve 22 of the material has good electrical conductivity, good plasticity, and easy processing and shaping. In other embodiments, the threaded sleeve 22 can also be made of other electrically conductive materials.

1 and 4, the elastomeric seal 24 includes a bend 244 with the collar 242 coupled to the collar 242. The ring body 242 is substantially annular, and the bent portion 244 is bent perpendicularly from one edge of the ring body 242 to one side. The ring body 242 is received in the first annular groove 225 between the first flange 226 and the second flange 228. The collar 242 has a ramp 245 for guiding installation on the side wall adjacent to the cartridge. The slope 245 forms an angle α with the inner wall of the cartridge 10, and α may be 5° to 30°. Since the elastic seal 24 has an angle with the inner wall of the cartridge 10 such that there is a certain gap between the elastic seal 24 and the inner wall of the cartridge 10, the mounting can be guided. In the present embodiment, the ring body 242 is embedded in the first annular groove 225 formed between the first flange 226 and the second flange 228 and closely fits a part of the side wall of the threaded sleeve 22 to make the cartridge 10 and the thread. The sleeve 22 forms a sealed connection. The bent portion 244 is located between the cartridge 10 and the second barrel 224. When the elastic sealing member 24 is installed, the elastic sealing member 24 is pressed to generate a certain deformation, and the deformed partial bent portion 244 receives the second annular groove formed between the first cylindrical body 222 and the second flange 228. 227. The elastic seal 24 is made of a rubber material. Specifically, the elastic seal 24 may be made of silicone rubber, fluororubber or fluorosilicone rubber. The contact area of the elastic sealing member 24 and the threaded sleeve 22 is large, the sealing effect is good, and the leakage of the oil can be effectively prevented.

1 and 5, the insulating sleeve 26 includes an annular insulating substrate 262 and an insulating tube 264 disposed on the insulating substrate 262. A portion of the inner side wall of the second cylinder 224 of the threaded sleeve 22 is in contact with a portion of the surface of the insulating tube 264 and the insulating base 262. The insulating sleeve 26 is disposed between the threaded sleeve 22 and the electrode tube 28 to insulate the threaded sleeve 22 from the electrode tube 28, and the threaded sleeve 22 and the electrode tube 28 are tightly connected to improve the structural stability of the threaded sleeve 22 and the electrode tube 28. Sex. The insulating sleeve 26 can be made of an insulating material such as silicone rubber or rubber.

1 and 6, the electrode tube 28 includes an annular base 282 and a conductive tube 284 connected to the base 282. The base 282 abuts against the inner wall of the threaded sleeve 22. The conductive tube 284 extends through the insulating tube 26 into the receiving cavity 110 of the cartridge 10 . The diameter of the conductive tube 284 away from the end of the base 282 is smaller than the diameter of the tube near the end of the base 282, so that the conductive tube 284 occupies less space in the receiving cavity 110, which facilitates installation of other components and saves material. A portion of the inner wall of the insulating sleeve 26 is in contact with a portion of the outer wall of the electrode tube 28. The base 284 has a larger cross-sectional area than the conductive tube 284, which can increase the contact area with the insulating sleeve 26, and is advantageous for enhancing the stability between the electrode tube 28 and the insulating sleeve 26. The threaded sleeve 22 serves as one electrode end and the electrode tube 28 is the other electrode end for electrically connecting the power supply assembly of the electronic cigarette 200 and the atomizing assembly 30. In the present embodiment, the material of the electrode tube 28 is the same as that of the threaded sleeve 22, that is, brass gold plating. In other embodiments, the electrode tube 28 can also be made of other metal materials.

In the above-described electronic cigarette connecting structure 100, since the ring body 242 of the elastic sealing member 24 is received in the first annular groove 225 between the first flange 226 and the second flange 228 of the threaded sleeve 22, the bent portion 244 is The edge of the ring body 242 is bent perpendicularly to one side to be squeezed between the threaded sleeve 22 and the cartridge 10, and the elastic seal 24 is in close contact with a portion of the side wall of the threaded sleeve 22. The contact area of the elastic sealing member 24 and the threaded sleeve 22 is maximized, and a more compact pressing force is provided, so that the threaded sleeve 22 is stably connected with the cartridge 10 to prevent leakage of the liquid smoke. The threaded sleeve 22 and the electrode tube 28 serve as a power supply assembly for connecting the electronic cigarette 200 and two electrode terminals of the atomizing assembly 30, simplifying the structure of the electronic cigarette 200. Therefore, the electronic cigarette connecting structure 100 and the electronic cigarette 200 are not only simple in structure but also have a good sealing effect.

The above-mentioned embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims (11)

An electronic cigarette connecting structure, comprising: Tobacco tube; and a connection assembly fixed to one end of the cartridge, the connection assembly comprising: An electrically conductive threaded sleeve comprising an associated first barrel and a second barrel, the second barrel being spaced apart from the first flange and the second flange, the first flange and the first Forming a first annular groove between the two flanges; An electrode tube is received in the threaded sleeve; An insulating sleeve disposed between the threaded sleeve and the electrode tube to insulate the threaded sleeve from the electrode tube; and An elastic seal disposed between the threaded sleeve and the cartridge, the elastic seal comprising a ring body and a bent portion connected to the ring body, the ring body being received in the first ring In the slot, the bent portion is located between the cartridge and the threaded sleeve. The electronic cigarette connecting structure according to claim 1, wherein the side of the ring body adjacent to the cartridge is provided with a slope for guiding installation. The electronic cigarette connecting structure according to claim 2, wherein the inclined surface forms an angle of 5 to 30 with the inner wall of the cartridge. The electronic cigarette connecting structure according to claim 1, wherein the ring body is embedded in the first annular groove and closely fits a part of the side wall of the threaded sleeve to make the cartridge and the thread Set of sealed connections. The electronic cigarette connecting structure according to claim 1, wherein the insulating sleeve comprises an annular insulating base and an insulating tube disposed on the insulating base, and a part of the inner wall of the second cylinder of the threaded sleeve is A part of the outer wall of the insulating sleeve is attached. The electronic cigarette connecting structure according to claim 1, wherein a portion of the first cylindrical body and the second flange is formed for receiving a portion of the bent portion after the elastic sealing member is pressed and deformed. Second annular groove. The electronic cigarette connecting structure according to claim 1, wherein the electrode tube comprises an annular base and a conductive tube connected to the base, the base abuts an inner wall of the threaded sleeve, the conductive tube Extending into the cartridge. The electronic cigarette connecting structure according to claim 1, wherein said elastic sealing member is made of rubber. The electronic cigarette connecting structure according to claim 8, wherein the elastic sealing member is made of silicone rubber, fluororubber or fluorosilicone rubber. The electronic cigarette connecting structure according to claim 1, wherein the threaded sleeve and the electrode tube are both made of brass gold plated material. An electronic cigarette comprising the electronic cigarette connecting structure of claim 1, further comprising an atomizing component housed in the cartridge and a power component connected to the atomizing component.

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