CN211021000U - Electronic cigarette - Google Patents

Abstract

An electronic cigarette comprises a cigarette rod, an electronic atomizer inserted on the cigarette rod, wherein the electronic atomizer comprises a cigarette bomb tube provided with a liquid storage cavity and a flue, a sealing piece for sealing the liquid storage cavity, a sealing piece, an atomizing core and a base, the atomizing core is arranged in the sealing piece, the sealing piece comprises a closed end, an accommodating end formed by downward extending from the closed end, a flow channel formed by penetrating in the vertical direction and an air channel arranged separately from the flow channel, a heating body is arranged on the bottom surface of the atomizing core, an electrode electrically connected with the heating body is arranged on the base, at least four electrodes are electrically connected with contact points of the heating body, and a circuit of the cigarette rod is electrically connected with at least two electrodes so that the electronic atomizer is suitable for different cigarette rods to achieve different tastes; the present application can combine multiple mouthfeel.

Description

Electronic cigarette

Technical Field

The application relates to the field of electronic cigarettes, in particular to a tobacco tar type electronic cigarette.

Background

The patent application No. 201811033876.0 of the people's republic of China discloses an atomizer and an electronic cigarette, which comprises an atomizing core, a first plastic part and a second plastic part which are used for assembling the atomizing core, a shell which is sleeved outside the first plastic part, and a cover body which is buckled with the shell and covers the second plastic part. The atomizing core and the first plastic part are clamped with a first sealing part, and the periphery of the first plastic part and the shell are clamped with a second sealing part. Still be equipped with the gas pocket on the first plastic part, the casing be equipped with the air flue of gas pocket UNICOM, the gas pocket with the air flue is mutual butt joint and is held the third sealing member each other. The setting of first, second, third sealing member is in order to prevent the tobacco tar from the internal leakage of casing, and three sealing member all is independent setting, needs the equipment to corresponding between the spare part, and the sealing member adopts silica gel material to make, and the material is softer, is difficult to realize automated production, needs to pass through artifical manual assembly, causes, and manufacturing efficiency is underground, and the quality is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

In view of this, there is a need to provide an electronic cigarette that can combine multiple heating schemes to achieve multiple tastes.

For solving above-mentioned technical problem, the application provides an electron cigarette, including tobacco rod, cartridge in electron atomizer on the tobacco rod, electron atomizer including the cigarette bullet pipe that is equipped with stock solution chamber and flue, seal closure, sealing member, the embedding in stock solution chamber atomizing core and base in the closure, the closure includes the blind end, certainly the blind end downwardly extending formation the holding end, run through the runner that forms and with the air flue that the runner separation set up in the vertical direction, atomizing core bottom surface is equipped with the heat-generating body, be equipped with on the base with the electrode that the heat-generating body electricity is connected, four at least electrodes with the contact point electric connection of heat-generating body, the circuit of tobacco rod with two at least electricity in the electrode are connected the messenger electron atomizer is applicable to different tobacco rods in order to reach different tastes.

Preferably, the tobacco rod comprises a power source, a controller, and an electrical circuit, the electrical circuit of the tobacco rod being electrically connected to at least two of the electronic atomizers.

Preferably, the atomizing core comprises a ceramic substrate, a heating element attached to the ceramic substrate, and a lead connected to the heating element, the ceramic substrate comprises a head and a tail extending from the head, the heating element extends to the bottom surface and the side surface of the tail, the lead is led out from the bottom surface and the side surface of the tail, and the lead is inserted into the electrode after being curled.

Preferably, the atomizing core comprises a ceramic substrate and a heating element attached to the bottom of the ceramic substrate, an elastic part is arranged at one end of the electrode close to the heating element, and the elastic part abuts against the heating element to conduct electric energy to the heating element.

Preferably, sealing member integrated into one piece in on the closing member, the sealing member includes the cladding first sealing, the cladding in the atomizing core outside the closed end periphery and with the second sealing of cigarette bullet pipe internal face crimping and laminate in the air flue top and with the third sealing of flue end edge crimping, the stock solution chamber passes through the runner with the upper end surface intercommunication of atomizing core, the base with the closing member is detained each other and is held and the centre gripping the atomizing core, be equipped with a plurality of electrodes that are used for connecting the power on the base, still be equipped with the gas pocket on the base.

Preferably, the holding end is provided with a holding cavity, the first sealing portion is formed in the holding cavity, the first sealing portion comprises a first attaching portion formed on the periphery of the inner wall of the holding cavity, an opening penetrating through the first sealing portion in the vertical direction, and a second attaching portion formed on the periphery of the opening and attached to the bottom wall of the holding cavity, the head of the atomizing core is clamped on the inner wall of the holding cavity by the first attaching portion, the head of the atomizing core is clamped on the bottom surface of the holding cavity by the second attaching portion, and the flow channel is communicated to the upper surface of the atomizing core through the opening.

Preferably, a closed groove is formed in the outer edge of the top of the closed end of the closing piece, the second sealing portion comprises a third fitting portion formed on the periphery of the closed groove, and the third fitting portion is clamped between the closed groove and the inner wall surface of the smoke bomb tube.

Preferably, the third sealing part comprises a fifth fitting part formed on an inner wall surface of the top end of the air passage, and the free end of the flue can be inserted into the top end of the air passage and clamps the fifth fitting part with the inner wall surface of the air passage.

Preferably, a first sealing portion and a second sealing portion of the sealing element are connected through a first connecting portion, the second sealing portion and the third sealing portion are connected through a second connecting portion, the first connecting portion is connected with the first sealing portion and extends upwards from the inner wall surface of the flow channel to the top end to be connected with the second sealing portion at the closed groove, and the second connecting portion extends in parallel from the second sealing portion to be connected with the third sealing portion.

Preferably, a first groove is formed between the closed groove and the top end of the air passage, and the second connecting part extends from the first groove to connect the second sealing part and the third sealing part; and a second groove is arranged between the closed groove and the flow channel, and the first connecting part extends to the top end of the flow channel and then is connected with the second sealing part through the second groove.

This application electron cigarette sets up four at least electrodes on the electron atomizer and is connected to on the heat-generating body, and correspond on the tobacco rod and connect two electrodes wherein to realize the multiple heating scheme that can make up, and realize the taste of multiple difference.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.

FIG. 1 is a perspective view of an atomizing device of the present application;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an exploded perspective view of the atomizing device of the present application;

FIG. 4 is a perspective view of a closure of the atomizing device of the present application;

FIG. 5 is a perspective view of another angle of the closure of the atomizing device of the present application;

FIG. 6 is a perspective view of an atomizing core of the atomizing device of the present application;

FIG. 7 is a perspective view of a seal of the atomizing device of the present application;

FIG. 8 is a perspective view of an atomizing core and a closure of an atomizing device in accordance with an embodiment of the present application;

fig. 9 is a sectional view taken along the line B-B shown in fig. 8.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings.

Example 1

Referring to fig. 1 to 3, the atomization device of the present application includes a smoke tube 10 having a smoke channel 13 and a smoke chamber 12, a sealing member 40 installed in the smoke tube 10 and sealing the smoke chamber 12, a sealing member 60 molded in the sealing member 40, an atomization core 30 installed at a lower end of the sealing member 40, a base 50 fastened to the sealing member 40 and clamping the atomization core 30, and a cover 20 sleeved on an outer periphery of the base 50 and fastened to the smoke tube 10.

The base 50 and the cover 20 may be designed as an integral structure, that is, the base 50 is directly fastened to the cartridge tube 10.

Referring to fig. 2 and 3, the smoke and bullet tube 10 includes a tube body 11, a mating end 14 located at the top of the tube body 11, first fastening portions 141 disposed at two sides of the mating end 14, a liquid storage cavity 12 located in the tube body 11, and a flue 13 penetrating the bottom of the tube body 11. The top end of the flue 13 is provided with a butt joint 131. The outer diameter of the butt joint 131 is smaller than the outer diameter of the flue 13. Preferably, the flue 13 is located in the middle of the liquid storage chamber 12; in particular implementations, the flue may also be disposed on one or both sides of the reservoir chamber 12.

With continued reference to fig. 2-5, the closure member 40 includes a closed end 41 and a receiving end 42 extending from the closed end 41. The top outer edge of the closed end 41 is provided with a closed groove 412. The containing end 42 is provided with a containing cavity 44 facing the direction of the atomizing core 30. The closing member 40 further includes a flow passage 43 penetrating the closed end 41 in the vertical direction and communicating to the accommodating chamber 44, and an air passage 45 independent from the flow passage and not communicating to the accommodating chamber 44. The air passage 45 includes a butt air passage 453 penetrating the closed end 41 in a vertical direction, a transverse air passage 451 penetrating the closed end 41 in a non-vertical direction, and an outer air passage 452 extending downward from the transverse air passage 451 at an outer wall of the accommodating end 42. The lateral outer side of the accommodating end 42 is provided with a second buckling part 421. The abutting airway 453 of the closure member 40 extends outwardly to form the first groove 48 at a location distinct from the flow path 43. The outside of the flow passage 43 of the closure member 40 extends to form a second recess 47.

With continued reference to fig. 2, 3, and 7, the sealing element 60 is integrally formed on the closure element 40. Specifically, the sealing element 60 includes a first sealing portion 61 formed in the accommodating cavity 44, a second sealing portion 63 formed on the periphery of the closed groove 412 formed on the top end outer edge of the closed end 41, and a third sealing portion 64 formed on the inner wall of the abutting air channel 453 of the closing element 40.

The first sealing portion 61 includes a first attaching portion 611 formed on the periphery of the inner wall of the accommodating cavity 44, an opening 613 penetrating the first sealing portion 61 in the vertical direction, and a second attaching portion 612 formed on the periphery of the opening 416 and attached to the bottom wall of the accommodating cavity 44. The plane of the first fitting portion 611 is perpendicular to the plane of the second fitting portion 612. The second sealing portion 63 includes a third attaching portion 631 attached to the periphery of the sealing groove 412 and a fourth attaching portion 632 covering the periphery of the end edge of the sealing end 41. The third sealing portion 64 includes a fifth bonding portion 641 bonded to the inner wall surface of the abutting air path 453 and a through hole 642 provided in the middle of the third sealing portion 64.

A first connecting portion 62 is connected between the first sealing portion 61 and the second sealing portion 63, and the first connecting portion 62 is connected to the fourth wheel attaching portion 632 from the second groove 47 extending upward along the outer side wall of the flow channel 43 to the outer side of the top end of the flow channel 43. A second connection portion 643 is connected between the second sealing portion 63 and the third sealing portion 64, and the second connection portion 643 extends along the first groove 48 and connects the fourth attaching portion 632 and the outer side wall of the fifth attaching portion 641.

In a specific implementation, the first, second, and third sealing portions 61, 63, 64 may be provided independently, and need not be connected by the first and second connecting portions 62, 643. In this case, three injection points are required to be provided for injection molding of the sealing member 60, corresponding to the first, second, and third sealing portions 61, 63, and 64, respectively. At this time, the injection molding die is relatively complicated to set. The first and second connecting parts 62 and 643 serve as a flow passage for the silica gel liquid, and only one glue injection point can be arranged;

in another embodiment, the first connection portion 62 may be omitted, only the second connection portion 643 is remained, the second sealing portion 63 and the third sealing portion 64 are located on the same plane, and a glue injection point is provided to prevent the flow rate of the silicone fluid from being affected, so that the mold is not saturated.

In the injection molding, the closure 40 is injection molded, and when the injection molding of the injection molded part 40 is completed and then the sealing member 60 is injection molded, an injection molding mold may be partially used; at this time, the silicone fluid is injected to mold the sealing member 60 only by removing the mold part for filling the reserved region from the portion where the silicone rubber is to be molded.

As shown in fig. 3 and fig. 6, the atomizing core 30 is made of porous ceramic, and includes a ceramic substrate 31, a heating element 32 attached to the bottom of the ceramic substrate 31, and a lead 33 connected to the heating element 32. The ceramic substrate 31 includes a head 311 and a tail 312 extending from the head 311, the head 311 is sleeved in the first sealing portion 61 of the sealing element 60, and an outer edge of the head 311 cooperates with an inner wall of the receiving cavity 44 to clamp the first attaching portion 611 of the first sealing portion 61. The top end of the head part 311 is further provided with a liquid storage tank 313, the peripheral top surface of the liquid storage tank 313 is attached to the second attaching part 612, and the liquid storage tank 313 is communicated with the liquid storage cavity 12 of the cigarette bullet tube 10 through the opening 613 and the flow channel 43. The tobacco tar in the liquid storage cavity 12 flows into the liquid storage tank 313 through the flow passage 43 and the opening 613, and the tobacco tar in the liquid storage tank 313 seeps out to the surface of the heating element 32 through capillary holes in the ceramic substrate 31 by capillary phenomenon to be atomized. The transverse width of the tail part 32 is smaller than that of the head part 31, the heating body 32 extends to the bottom surface and two side surfaces of the tail part 32, and four lead wires 33 are led out from the bottom surface and the two side surfaces respectively.

The base 50 includes a body 51, a plurality of clamping portions 54 extending from two sides of the body 51 toward the sealing member 40, and a plurality of electrodes 56 formed in the body 51. The body 51 is vertically penetrated to form an air inlet hole 531 communicating with the outside air passage and a plurality of terminal holes 532 for accommodating the electrodes 56. The electrode 56 passes through the terminal hole 532 and is exposed to the end surface of the main body 51, and the leads 33 are electrically connected to the electrode 56, respectively. The engaging portion 54 is provided with a third engaging portion 55 that engages with the second engaging portion 421 of the sealing member 40. The middle of the end surface of the main body 51 protrudes upward to form a protrusion 53 and a space-avoiding groove 52 recessed at the outer edge of the protrusion 53. The terminal hole 532 and the air intake hole 531 are provided on the projection 53.

In a specific implementation, the electrode 56 is provided with an elastic contact portion toward one end of the atomizing core 30, and the elastic contact portion directly abuts against the heating element 32 on the bottom surface of the atomizing core 30, and in this case, the lead 33 may not be needed. The electrodes 56 are provided with four electrodes to select different control programs and flavors corresponding to different tobacco stems.

The cover 20 includes a cylindrical body 21, fourth locking portions 23 disposed on both sides of the cylindrical body 21 and locked to the first locking portions 141, and a position-avoiding opening 22 and an edge-covering portion 24 opened on an end surface of the cylindrical body 21. The protruding portion 53 is exposed from the avoiding opening 22, and the edge covering portion 24 covers the avoiding groove 52, so that the surface of the protruding portion 53 is flush with the surface of the edge covering portion 24.

The manufacturing process of the atomization device comprises the following steps:

case of lead 33: integrally forming the sealing member 60 on the closing member 40; inserting the lead 33 into the electrode 56 for electrical connection; then the atomizing core 30 is installed in the first sealing part 61 of the sealing member 60; then the base 50 and the closing piece 40 are buckled to clamp the atomizing core 30; injecting tobacco tar into the liquid storage cavity 12 of the cigarette bullet tube 10, and inserting the closing piece 40, the base 50 and the atomizing core 30 therein into the cigarette bullet tube 10; at this time, the second sealing portion 63 of the sealing member 60 is sandwiched between the sealing member 40 and the inner wall surface of the cartridge tube 10 to prevent leakage; the third seal part 64 of the seal 60 is sandwiched between the outer wall surface of the end of the flue 13 and the inner wall surface of the butt flue 453 to prevent leakage; finally, the cover 20 is sleeved on the base 50, and the fourth fastening part 23 is fastened with the first fastening part 141 of the smoke bomb tube 10.

Absence of lead 33: at this point, the atomizing core 30 first engages the seal 60 within the closure 40 and then snaps the base 50 onto the closure 40.

According to the atomization device, the sealing element 60 is integrally formed on the sealing element 40, so that the defect that automatic assembly cannot be carried out due to the fact that manual assembly is needed when separate silica gel is arranged is avoided; simultaneously, sealing member 60 has first, second, third sealing 61 simultaneously, 63, 64 and realizes atomizing core 30 outer peripheral edges, closure 60 and cigarette cartridge 10 and flue 13 and stock solution chamber 12 between sealed respectively, and the integration of three sealing sets up, once injection moulding when injection moulding in the closure, the shaping during sealing member 60, only need set up a injecting glue point can, reduce the cost of moulding plastics.

This application electronic atomizer is switch on the atomizing device, makes the electric current passes through electrode 56 conducts extremely heat-generating body 33 makes heat-generating body 33 generates heat and atomizes and is adhered to tobacco tar on the bottom surface of atomizing core 30 is in order to produce smog.

The electronic cigarette is formed by inserting the atomizing device on an electronic cigarette rod, and a controller, a control circuit, a power supply and the like are integrated on the electronic cigarette rod.

Example 2

Referring to fig. 8 and 9, the atomizing core of the present embodiment 2 includes a ceramic base 80 and a ceramic core 90 located inside the ceramic base 80. The ceramic substrate 80 is zirconia ceramic, namely a compact ceramic material, and cannot seep liquid; the ceramic core 90 is made of porous ceramic, that is, a pore structure exists inside the ceramic core 90, which may cause a capillary phenomenon. The ceramic body 80 includes a frame 81 and a core cavity 82 penetrating the frame 81 in a vertical direction. During manufacturing, the ceramic substrate 80 is first formed, the core cavity 82 is then filled with a porous ceramic material, and finally the ceramic core 90 is formed by sintering the porous ceramic material.

The atomizing device of the embodiment 2 includes the atomizing core and the sealing member 70, and the outer side surface of the ceramic substrate 80 of the atomizing core is integrally formed on the sealing member 70 to prevent liquid leakage, and the sealing member is not required to be provided. The sealing member 70 is made of plastic material and includes an outer wall 71 and a cavity 72 enclosed by the outer wall 71, and an upper surface of the ceramic core 90 is exposed in the cavity 72. The outer side surface of the outer frame body of the ceramic base body 80 and the inner side surface of the outer wall 71 are integrally formed in an injection molding mode.

The outer side surface of the ceramic substrate 80, which needs to be injection molded, needs to be subjected to surface treatment in advance, so that a plurality of combinations capable of enhancing the plastic material and the zirconia ceramic are formed on the outer side surface of the frame 81. For the treatment of the outer surface of the zirconia ceramic, reference is made to the application of 201710109397.1 patent application of the people's republic of China, however, the treatment of the outer surface of the zirconia ceramic is not limited to the disclosure of the 201710109397.1 patent, and other conventional techniques for treating the surface of the zirconia ceramic can be used.

The manufacturing method of the atomization device described in example 2 is as follows:

s10, providing a ceramic substrate 80 with a core cavity 82, and filling a porous ceramic material in the core cavity 82;

in this step, the ceramic substrate 80 is zirconia ceramic, which has high hardness and density and is not prone to liquid seepage and fragmentation.

S20, sintering and molding the ceramic substrate 80 and the porous ceramic material in the core cavity 82 to form a ceramic core 90 in the core cavity 82;

the ceramic core 90 obtained in this step has micropores therein, which generate a capillary phenomenon for the passage of the soot;

s30, performing corrosion treatment on the outer surface of the ceramic substrate 80 to form a plurality of nano holes on the outer surface of the ceramic substrate 80;

the step is disclosed in the prior patent technical document, and the subsequent injection molding process of the main edge is performed;

s40, performing nano injection molding on the processed ceramic substrate 80 to form a sealing piece 70;

the joint surface of the ceramic substrate 80 and the closing member 70 is a surface treated by S30, that is, the joint surface of the ceramic substrate 80 is corroded to form a plurality of nanopore structures.

In the atomizing device of the embodiment 2, the ceramic core 90 of the porous ceramic material is directly sintered in the middle of the ceramic substrate 80, so that the technical problems of insufficient strength and easy fragmentation of the porous ceramic during extrusion are solved; simultaneously, ceramic base 80 adopts zirconia pottery direct and closing 70 shaping in an organic whole, need not again closing 70 with set up the sealing member between the ceramic base 80 and can realize preventing seepage liquid, simultaneously, getting rid of sealing member makes the atomizing device of this application more be convenient for automatic equipment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. The utility model provides an electronic cigarette, includes tobacco rod, cartridge in electronic atomizer on the tobacco rod, electronic atomizer is including the cigarette bomb tube that is equipped with stock solution chamber and flue, seals closure, sealing member, the embedding in stock solution chamber atomizing core and the base in the closure, the closure includes the blind end, certainly the blind end downwardly extending formation the holding end, run through the runner that forms in the vertical direction and with the air flue that the runner separation set up, atomizing core bottom surface is equipped with the heat-generating body, be equipped with on the base with the electrode that the heat-generating body electricity is connected, its characterized in that, four at least electrodes with the contact point electric connection of heat-generating body, the circuit of tobacco rod with two at least electricity in the electrode are connected the messenger electronic atomizer is applicable to different tobacco rods in order to reach different tastes.

2. The electronic cigarette of claim 1, wherein the tobacco rod comprises a power source, a controller, and circuitry, the circuitry of the tobacco rod being electrically connected to at least two of the electronic atomizers.

3. The electronic cigarette according to claim 2, wherein the atomizing core includes a ceramic substrate, a heater attached to the ceramic substrate, and a lead connected to the heater, the ceramic substrate includes a head portion and a tail portion extending from the head portion, the heater extends to a bottom surface and a side surface of the tail portion, the lead is led out from the bottom surface and the side surface of the tail portion, and the lead is inserted into the electrode after being curled.

4. The electronic cigarette of claim 2, wherein the atomizing core comprises a ceramic substrate and a heating element attached to the bottom of the ceramic substrate, and an elastic portion is disposed at an end of the electrode close to the heating element, and the elastic portion abuts against the heating element to conduct electric energy to the heating element.

5. The electronic cigarette according to claim 3 or 4, wherein the sealing member is integrally formed on the sealing member, the sealing member includes a first sealing portion covering an outer side of the atomizing core, a second sealing portion covering an outer periphery of the sealing end and press-connected to an inner wall surface of the cartridge tube, and a third sealing portion attached to a top end of the air passage and press-connected to an end edge of the flue, the liquid storage chamber is communicated with an upper end surface of the atomizing core through the flow passage, the base and the sealing member are fastened to each other and clamp the atomizing core, the base is provided with a plurality of electrodes for connecting a power supply, and the base is further provided with air holes.

6. The electronic cigarette according to claim 5, wherein the receiving end has a receiving cavity, the first sealing portion is formed in the receiving cavity, the first sealing portion includes a first attaching portion formed on the periphery of the inner wall of the receiving cavity, an opening penetrating the first sealing portion in the vertical direction, and a second attaching portion formed on the periphery of the opening and attached to the bottom wall of the receiving cavity, the head of the atomizing core and the inner wall of the receiving cavity clamp the first attaching portion, the head of the atomizing core and the bottom surface of the receiving cavity clamp the second attaching portion, and the flow channel is communicated to the upper surface of the atomizing core through the opening.

7. The electronic cigarette of claim 6, wherein a closed slot is formed in a top outer edge of the closed end of the sealing member, and the second sealing portion comprises a third engaging portion formed on an outer periphery of the closed slot, the third engaging portion being sandwiched between the closed slot and an inner wall surface of the cartridge tube.

8. The electronic cigarette of claim 7, wherein the third seal includes a fifth abutment formed on an inner wall surface of the top end of the air channel, and wherein the free end of the flue is insertable into the top end of the air channel and sandwiches the fifth abutment with the inner wall surface of the air channel.

9. The electronic cigarette according to claim 8, wherein the first sealing portion and the second sealing portion of the sealing member are connected by a first connecting portion, the second sealing portion and the third sealing portion are connected by a second connecting portion, the first connecting portion is connected to the first sealing portion and extends upward from the inner wall surface of the flow channel to a top end to be connected to the second sealing portion at the closed slot, and the second connecting portion extends in parallel from the second sealing portion to be connected to the third sealing portion.

10. The electronic cigarette of claim 9, wherein a first groove is defined between the closed slot and the top end of the air passage, and the second connecting portion extends from the first groove to connect the second and third sealing portions; and a second groove is arranged between the closed groove and the flow channel, and the first connecting part extends to the top end of the flow channel and then is connected with the second sealing part through the second groove.

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