CN214071748U

CN214071748U - Cigarette bullet and electron cigarette

Info

Publication number: CN214071748U
Application number: CN202022087012.6U
Authority: CN
Inventors: 何智安
Original assignee: Dongguan Alpha Electronic Technology Co ltd
Current assignee: Dongguan Alpha Electronic Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-08-31
Anticipated expiration: 2030-09-21

Abstract

A cigarette bullet comprises a cigarette bullet tube provided with a flue and a liquid storage cavity, a closing body, an atomizing core and a base, wherein the closing body is arranged in the cigarette bullet tube and closes the liquid storage cavity, the atomizing core is arranged in the closing body, the base is fixedly fixed with the cigarette bullet tube, the bottom of the closing body is recessed upwards to form a cavity, an oil duct vertically penetrates through the closing body, and an air duct isolated from the oil duct, the atomizing core is pushed upwards into the cavity, the flue is communicated with the air duct, the air duct is communicated with the cavity below the atomizing core, the base comprises an insulating base body and an elastic terminal, the elastic terminal is integrally formed on the insulating base body in an injection molding mode, and the elastic terminal comprises a contact part exposed on the bottom surface of the insulating base body and an elastic arm which is upwards abutted and electrically contacted with the atomizing core. This application can improve production efficiency.

Description

Cigarette bullet and electron cigarette

Technical Field

The utility model relates to an electron cigarette field especially relates to a cigarette bullet and electron cigarette.

Background

The patent application No. 201811033876.0 of the people's republic of China discloses an atomizer and an electronic cigarette, which comprises a cigarette cartridge tube provided with an oil storage cavity and an air tube, an enclosing body which is arranged in the cigarette cartridge tube and encloses the oil storage cavity, an atomizing core which is arranged below the enclosing body and a base which is buckled in the cigarette cartridge tube and is positioned below the enclosing body. The closing body comprises a hard plastic part and a sealing part sleeved on the corresponding position of the hard plastic part, the bottom of the closing body is upwards sunken to form a mounting cavity for accommodating the atomizing core, the upper surface of the atomizing core in the mounting cavity is vertically communicated with an oil passage of the oil storage cavity, and the air passage is communicated with the air pipe to the atomizing cavity below the atomizing core. The sealing member seals the oil storage chamber with hard plastic spare linking department the trachea with air flue linking department, atomizing core with positions such as hard plastic spare linking department.

The base comprises an insulating body and an elastic needle (Pogo Pin) assembled or molded in the insulating body, a gap is formed in the middle between the insulating body and the closing body to form an atomizing cavity, the elastic needle is generally fixed in the insulating body in an assembling mode or an injection molding mode, the top of the elastic needle abuts against and contacts with an electrode at the bottom of the atomizing core, and the bottom of the elastic needle is exposed out of the bottom surface of the insulating body and is communicated with a battery of the cigarette rod. The elastic needle generally cannot be connected and cannot be automatically connected for production, the elastic needle needs to be manually placed into a mold and then injection molded, the production efficiency of the scheme is low, mistakes are easily made, and production safety accidents are likely to occur.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a cigarette bullet and electron cigarette can realize high efficiency production through the improvement that the base is electrically conductive, and reduces the incident.

In order to solve the technical problem, the application provides a cigarette bomb, which comprises a cigarette bomb tube provided with a flue and a liquid storage cavity, a closing body which is arranged in the cigarette bomb tube and closes the liquid storage cavity, an atomizing core which is arranged in the closing body and a base which is fixedly fixed with the cigarette bomb tube, wherein the bottom of the closing body is recessed upwards to form a cavity, an oil duct which penetrates through the closing body up and down and an air duct which is isolated from the oil duct, the atomizing core is arranged in the cavity, the flue is communicated with the air duct, the air duct is communicated with the cavity below the atomizing core, the atomizing core comprises a liquid seepage surface which is communicated with the oil duct, an atomizing surface which is exposed in the cavity and a heating wire which is arranged on the atomizing surface, the heating wire comprises a heating wire main body and a first electrode and a second electrode which are connected with the two sides of the heating wire main body, the base comprises an insulating base body and an elastic terminal which is integrally injection-molded on the insulating base body, the elastic terminal comprises a contact part exposed on the bottom surface of the insulating base body and an elastic arm which is upwards abutted and electrically contacted with the first electrode and the second electrode of the atomizing core.

Preferably, the elastic terminal further comprises a connecting portion, and the elastic terminal is connected with the material belt through the connecting portion.

Preferably, a plurality of the elastic terminals are connected to the same material belt through the material connecting part so as to realize automatic material pulling and injection molding of the elastic terminals.

Preferably, the insulation seat body comprises a base, a first step formed by extending upwards from the base, a second step formed by extending upwards from the first step, and a recessed portion formed by recessed downwards from the middle of the second step, and an upper portion of the recessed portion and a lower portion of the cavity form an atomization cavity.

Preferably, the elastic terminal further includes a bending portion formed by bending and extending upward from the lateral inner side of the contact portion and a supporting portion formed by bending and extending inward from the bending portion horizontally, the elastic arm is formed by bending and extending upward from one longitudinal side of the supporting portion, the elastic arm includes a vertical arm portion formed by bending and extending upward from one longitudinal side of the supporting portion, a bending arm portion formed by bending and extending upward from the vertical arm portion along a first longitudinal direction and then bending and extending along a second longitudinal direction, a reverse hook portion formed by bending downward from a free end of the bending arm portion, and a contact portion formed at the top end of the bending arm portion and electrically contacting with the first and second electrodes.

Preferably, the surface size of the first step is smaller than that of the substrate, the surface size of the second step is smaller than that of the first step, the first step is recessed downwards at the outer side of the second step to form a groove, the groove is provided with a first positioning hole exposing the upper surface part of the contact part therein, and the bottom side of the substrate is provided with a second positioning hole exposing the bottom surface part of the support part therein.

Preferably, the closing body equipped with the atomizing core is upwards inserted in the body of the cigarette bullet pipe, the base upwards inserts in the body and is located under the closing body, the cavity inner wall of closing body with the outer wall of second step is the profile modeling structure, the second step can be blocked in the cavity of closing body in order to close the atomizing chamber, the bottom of closing body support and hold in on the first step of base, the base periphery with the laminating of body internal wall face.

Preferably, the tube body and the base are respectively provided with a first buckling part and a second buckling part which are mutually buckled, so that the base is buckled together after being inserted.

Preferably, the atomizing core further comprises a ceramic base, extending walls formed by extending upwards from two longitudinal sides of the ceramic base, and a transverse through groove formed between the extending walls, wherein two ends of the transverse through groove are communicated with the oil passage so that the smoke oil enters the transverse through groove.

In order to solve the technical problem, the application further provides an electronic cigarette, which comprises the cigarette cartridge and a cigarette rod matched with the cigarette cartridge, wherein the cigarette rod comprises a battery and a circuit.

The base of this application cigarette bullet adopts the elastic terminal to replace traditional elastic needle, avoids the unable material of linking together of elastic needle and leads to the problem of unable automated production, and the mode that elastic terminal passes through material portion connection material area has realized full automatization injection moulding, has greatly reduced the cost of labor in the manufacturing, has promoted the stability of product production, reduces the quality problems that the artificial factor and cause.

Drawings

FIG. 1 is a perspective view of a cartridge of the present application;

FIG. 2 is an exploded perspective view of the cartridge of the present application;

figure 3 is a cross-sectional view of the cartridge tube of the cartridge of the present application taken along the line A-A shown in figure 1;

FIG. 4 is a perspective view of the enclosure and atomizing core of the cartridge of the present application;

FIG. 5 is a perspective view of an atomizing core of a cartridge of the present application;

FIG. 6 is a perspective view of an alternate angle of the atomizing core of the cartridge of the present application;

FIG. 7 is a perspective view of the base of the cartridge of the present application;

figure 8 is a perspective view of another angle of the base of the cartridge of the present application;

figure 9 is a perspective view of the spring terminal of the cartridge base of the present application;

figure 10 is a cross-sectional view of the cartridge of the present application taken along the line A-A shown in figure 1.

The attached drawings are as follows:

a cartridge tube-10; a tube body-11; an upper pipe body-111; a lower tube body-112; a liquid storage cavity-12; a flue-13; a flue tube-131; an insert-portion-132; smoke hole-133; a suction port-134; a first latch portion-14; a rubber plug-20; an atomizing core-30; ceramic substrate-31; a transverse through slot-32; a heating wire-33; a first electrode-331; a second electrode-332; a heater body-333; an extension wall-34; seepage surface-36; atomizing surface-35; an enclosure-40; a closure-41; cavity-411; an airway-412; oil passage-413; a seal-42; a base-A; an insulating base body-50; a substrate-51; a first step-52; a second step-53; a recess-54; air hole-55; a second latch portion-56; a groove-57; a first positioning hole-571; -60 an elastomeric terminal; a contact portion-61; a bending part-62; a support portion-63; a resilient arm-64; a vertical arm-641; bending the arm part-642; barb-643; a contact portion-644; a material connecting part-65.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" 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.

Unless defined otherwise, 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. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

In the present application, the X direction shown in fig. 1 is the left-right direction (lateral direction), the Y direction is the front-back direction (longitudinal direction), and the Z direction is the up-down direction (vertical direction).

Referring to fig. 1 to 4, the cartridge of the present application includes a cartridge tube 10 having a flue 13 and a liquid storage chamber 12, a closing body 40 installed in the cartridge tube 10 and closing the liquid storage chamber 12, an atomizing core 30 installed in the closing body 40, and a base a fixed to the cartridge tube 10.

The cigarette bullet pipe 10 comprises a pipe body 11, a liquid storage cavity 12 located in the pipe body 11, a flue 13 which is arranged on the pipe body 11 and runs through the pipe body from top to bottom, and first buckling parts 14 arranged on two sides of the bottom of the pipe body 11. The pipe 11 includes an upper pipe 111 and a lower pipe 112, the wall thickness of the upper pipe 111 is greater than that of the lower pipe 112, and the first fastening portions 14 are disposed on two lateral sides of the lower pipe 112. The flue 13 includes a flue pipe 131 extending from the top of the pipe 11 into the liquid storage chamber 12, a flue hole 133 formed in the middle of the flue pipe 131, and an insertion portion 132 formed at the bottom of the flue pipe 131. A suction port 134 is formed through the top of the flue 13, and the aperture of the suction port 134 is larger than that of the rest of the smoke hole 133. The outer diameter of the insertion portion 132 is smaller than the outer diameter of the flue pipe 131. Preferably, the flue 13 is located in the middle of the liquid storage chamber 12; in specific implementation, the flue 13 can also be arranged on one side or two sides of the liquid storage cavity 12.

When the cartridge is packed, the suction opening 134 is closed by a plug 20 to prevent foreign matter from entering the smoke hole 133 of the smoke stack 13.

The closure body 40 includes a closure member 41 and a seal member 42 injection molded on the closure member 41. The closing member 41 includes a cavity 411 formed by being recessed upward from the bottom, oil passages 413 passing through the cavity 411 up and down on both lateral sides of the closing member 41, and air passages 412 opening downward along the top of the closing member 41 and extending to the lower side of the cavity 411 along both longitudinal sides. In particular, the detailed structure of the closing body 40 is described in detail in the patent document with the applicant's application number 202010728308.3, and is not described herein.

As shown in fig. 5 and fig. 6, the atomizing core 30 includes a ceramic base 31, extending walls 34 extending upward from two longitudinal sides of the ceramic base 31, and a transverse through slot 32 defined by the ceramic base 31 and the pair of extending walls 34. The transverse through grooves 32 penetrate in the transverse direction and are open at the left, right and upper sides, the specific surface area of the transverse through grooves 32 forms a liquid seepage surface 36 of the atomizing core 30, and the bottom surface of the ceramic substrate 31 is an atomizing surface 35. The heating wire 33 is embedded or attached to the atomizing surface 35, and the heating wire 33 includes a heating wire main body 333, and first and

second electrodes

331, 332 connected to the heating wire main body 333 and located on the left and right sides. The heating wire body 333 extends in an S-shaped structure, and the width of the first and

second electrodes

331, 332 is greater than the width of the heating wire body 333.

The atomizing core 30 is pushed into the cavity 411 from the bottom of the closing body 40, and the periphery of the ceramic substrate 31 and the inner wall surface of the cavity 411 clamp the sealing element 42 to realize sealing. The cavity below the atomizing core 30 forms part of the atomizing chamber.

The enclosure 40 with the atomizing core 30 mounted thereon is then pushed upwardly into the body 11 of the cartridge tube 10. The sealing member 42 is clamped between the inner wall surface of the tube body 11 of the smoke and bomb tube 10 and the outer periphery of the sealing member 41 to seal the liquid storage cavity 12, meanwhile, the insertion portion 132 of the flue 13 is inserted into the air passage 412, and the sealing member 42 is clamped between the outer wall surface of the flue 13 and the inner wall surface of the air passage 412 to seal the air passage 13 to prevent smoke and oil from permeating into the air passage 13. Both lateral ends of the transverse through groove 32 communicate with the oil passage 413 of the closing member 41 to flow the soot in the reservoir chamber 12 into the transverse through groove 32. The tobacco tar permeates from the liquid permeating surface 36 to the side of the atomizing surface 35. The atomizing core 30 is made of porous ceramics, a plurality of capillary holes are formed between the liquid seepage surface 36 and the atomizing surface 35, and the tobacco tar permeates through the capillary holes.

As shown in fig. 7 to 9, the base a includes an insulating base 50 and an elastic terminal 60 integrally formed with the insulating base 50. The insulation base body 50 includes a base 51, a first step 52 extending upward from the base 51, a second step 53 extending upward from the first step 52, a recess 54 recessed downward from the middle of the second step 53, and an air hole 55 formed downward from the middle of the recess 54. Second buckling parts 56 are formed by outwards protruding two transverse sides of the first step 52, and grooves 57 are formed by downwards recessing two transverse sides of the first step 52 at the periphery of the second step 53. The surface of the second step 53 is higher than the surface of the first step 52, and the surface of the first step 52 is higher than the surface of the substrate 51. The size of the second step 53 is smaller than that of the first step 52, that is, the second step 53 is completely positioned in the first step 52 in the vertical projection direction; the size of the first step 52 is smaller than the size of the substrate 51, i.e. the first step 52 is located completely within the substrate 51 in the vertical projection direction. The cavity 411 of the enclosure 40 is located above the recess 54, and the atomization cavity is formed between the lower part of the atomization core 30 in the cavity 411 and the upper part of the recess 54.

The elastic terminal 60 includes a contact portion 61 having a bottom surface exposed to the lower surface of the substrate 51, a bent portion 62 formed by bending and extending upward from the lateral inner side of the contact portion 61, a support portion 63 formed by horizontally bending and extending from the bent portion 62 along the lateral inner side, and an elastic arm 64 formed by bending and extending upward from one longitudinal side of the support portion 63. The elastic arm 64 includes a vertical arm 641 bent and extended upward from one side of the support 63 in the longitudinal direction, a bent arm 642 bent from the vertical arm 641 in the first longitudinal direction and then bent in the second longitudinal direction, a barb 643 bent downward from the tip of the bent arm 642, and a contact 644 formed at the top of the bent arm 642. The first longitudinal direction is opposite the second longitudinal direction.

The contact portion 61 is formed in the base 51 and a lower surface of the contact portion 61 is exposed to a lower surface of the base 51 to electrically contact with a battery contact of a cigarette rod. The bending portion 62 is formed in the substrate 51 and the first step 52, the supporting portion 63 is formed on the bottom surface of the recess 54 of the second step 53, and the surface of the supporting portion 63 is exposed on the bottom surface of the recess 54. The contact portion 61 and the support portion 63 are both plate-shaped structures, and the elastic arm 64 is formed by bending and extending upwards after being torn from one longitudinal side of the support portion 63. The groove 57 is formed with a first positioning hole 571 at a position corresponding to the upper surface of the contact portion 61, and the first positioning hole 571 facilitates the contact portion 61 to be clamped up and down by a mold thimble for positioning during injection molding. The lower surface of the base 51 is further formed with a second positioning hole 58, the second positioning hole 58 is located below the supporting portion 63, and at least a part of the bottom surface of the supporting portion 63 is exposed in the second positioning hole 58, and the positioning hole 58 facilitates the supporting portion 63 to be clamped up and down by a mold thimble for positioning during injection molding.

The elastic terminals 60 further comprise a connecting portion 65 for connecting material belts, and the elastic terminals 60 are connected to one material belt through the connecting portion 65, so that full-automatic injection molding in an automatic material pulling mode can be realized. Even material portion 65 is preferred from the horizontal outside of contact portion 61 is bent upwards and is extended formation, when stamping forming elastic terminal 60, even material portion 65 with form the groove of breaking in advance between the material area, at injection moulding insulating pedestal 50 back, directly break off with the fingers and thumb the material area can make the material area with even material portion 65 is at groove disconnection in advance. Specifically, the continuous material portion is exposed upward to the surface of the groove 57. In other embodiments, the connecting portion may be disposed at other positions of the elastic terminal 60, and may depend on the specific structure of the elastic terminal 60.

After the elastic terminal 60 is injection molded in the insulating base body 50, the insulating base body 50 is pushed into the tube body 11 of the smoke and bullet tube 10 from bottom to top, wherein the periphery of the substrate 51 is attached to the inner wall surface of the lower tube body 112, and the second buckling part 56 is buckled in the first buckling part 14 to realize buckling; the upper surface of the first step 52 abuts against the lower surface of the closing body 40 to realize the support of the closing body 40; the second step 53 partially enters the cavity 411 of the closing body 40 to achieve the closing of the atomization cavity, i.e. the shape of the second step 53 and the cavity 411 are of a profile structure and can be mutually sleeved. The contact 644 of the elastic arm 64 of the pair of elastic terminals 60 is pressed upward against the first and

second electrodes

331, 332 of the heating wire 33 on the atomizing surface 35 side of the atomizing core 30, and is electrically contacted.

The base of this application cigarette bullet adopts elastic terminal 60 to replace traditional elastic needle, avoids the unable material of even material of elastic needle and leads to the problem of unable automated production, and elastic terminal 60 has realized full automatization injection moulding through the mode that material portion 65 connects the material area even, has greatly reduced the cost of labor in the manufacturing, has promoted the stability of product production, reduces the quality problems that the artificial factor and lead to the fact.

The application also provides an electronic cigarette, including the cigarette bullet and with cigarette bullet complex tobacco rod, the tobacco rod is including subassembly such as circuit, battery.

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

The above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are 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

1. A cigarette bullet comprises a cigarette bullet tube provided with a flue and a liquid storage cavity, a closing body which is arranged in the cigarette bullet tube and closes the liquid storage cavity, an atomizing core which is arranged in the closing body and a base which is fixedly fixed with the cigarette bullet tube, wherein the bottom of the closing body is recessed upwards to form a cavity, an oil duct which penetrates through the closing body up and down and an air duct which is arranged in a way of being isolated from the oil duct, the atomizing core is arranged in the cavity, the flue is communicated with the air duct, the air duct is communicated with the cavity below the atomizing core, the atomizing core comprises a liquid seepage surface which is communicated with the oil duct, an atomizing surface which is exposed in the cavity and a heating wire which is arranged on the atomizing surface, the heating wire comprises a heating wire main body and a first electrode and a second electrode which are connected with the two sides of the heating wire main body, and the base comprises an insulating base body and an elastic terminal which is integrally molded on the insulating base body in an injection manner, the elastic terminal comprises a contact part exposed on the bottom surface of the insulating base body and an elastic arm which is upwards abutted and electrically contacted with the first electrode and the second electrode of the atomizing core.

2. The cartridge of claim 1, wherein the resilient terminal further comprises a connecting portion, and the resilient terminal is connected to the strip of material via the connecting portion.

3. The cartridge of claim 2, wherein a plurality of said resilient terminals are connected to the same band by said connecting portion to achieve automated stretch injection molding of said resilient terminals.

4. The cartridge of claim 3, wherein the insulative housing comprises a base, a first step extending upward from the base, a second step extending upward from the first step, and a recess recessed downward from the middle of the second step, wherein the upper portion of the recess and the lower portion of the chamber form an atomizing chamber.

5. The cartridge according to claim 4, wherein the spring terminal further includes a bent portion bent upward and extended from a laterally inner side of the contact portion and a support portion bent horizontally and inward and extended from the bent portion, the spring arm is bent upward and extended from one longitudinal side of the support portion, and the spring arm includes a vertical arm portion bent upward and extended from one longitudinal side of the support portion, a bent arm portion bent and extended from the vertical arm portion in a first longitudinal direction and then bent in a second longitudinal direction, a reverse hook portion bent downward and formed from a free end of the bent arm portion, and a contact portion formed at a top end of the bent arm portion and electrically contacting the first and second electrodes.

6. The cartridge of claim 5, wherein the surface size of the first step is smaller than the surface size of the base, the surface size of the second step is smaller than the surface size of the first step, the first step is recessed at an outer side of the second step to form a groove, the groove is provided with a first positioning hole to which an upper surface portion of the contact portion is exposed, and the bottom side of the base is provided with a second positioning hole to which a bottom surface portion of the support portion is exposed.

7. The cartridge of claim 6, wherein the closing body with the atomizing core is inserted upwards into the tube body of the cartridge tube, the base is inserted upwards into the tube body and positioned under the closing body, the inner wall of the cavity of the closing body and the outer wall of the second step are of a profile structure, the second step can be clamped into the cavity of the closing body to close the atomizing cavity, the bottom of the closing body is abutted against the first step of the base, and the periphery of the substrate is abutted against the inner wall of the tube body.

8. The cartridge of claim 7, wherein the tube and the base are provided with first and second engaging portions that engage with each other to engage the base after insertion.

9. The cartridge according to claim 1, wherein the atomizing core further comprises a ceramic base, extending walls extending upward from both longitudinal sides of the ceramic base, and a transverse through groove formed between a pair of the extending walls, and both ends of the transverse through groove communicate with the oil passage to allow the smoke to enter the transverse through groove.

10. An electronic cigarette, comprising a cartridge according to any one of claims 1 to 9 and a tobacco rod cooperating with the cartridge, wherein the tobacco rod comprises a battery and an electric circuit.