A kind of electronic cigarette and for the liquid feed device of electronic cigaretteTechnical field
The present invention relates to a kind of electronic cigarette and the liquid feed device for electronic cigarette.
Background technology
Electronic cigarette is a kind of electronic product that imitates cigarette, has the smog the same with cigarette, taste and senseFeel. It is by means such as atomizations, and tobacco tar is become to a kind of product that steam relief user sucks.
Chinese patent application (name is called " a kind of atomising device and use the electronic cigarette of this atomising device ",Publication number is CN104397881A) in, liquid guiding piece is disclosed by the material guiding of being fuming in liquid storage containerCarry out structure and the principle of heating atomization to atomising device, wherein, liquid guiding piece (Oil Guide rope or Oil GuideRod) be to utilize the principle of infiltration to realize the object of drain, but under the effect of gravity or in other feelingsUnder condition, interrupting may appear in process of osmosis, and particularly, in using electronic cigarette, user is can notCan keep fixing clamping electronic cigarette attitude the moment, can bring thus the unstable of drain amount and leadCause the unsettled defect of atomization quantity, and then affect user's experience.
Summary of the invention
The first object of the present invention is to provide a kind of liquid feed device of electronic cigarette, unsettled to solve feed flowDefect.
For achieving the above object, the present invention is by the following technical solutions:
A liquid feed device for electronic cigarette, in order to by the liquid supply being stored in the liquid storage container of electronic cigaretteTo the atomising device of electronic cigarette, carry out atomization, it is characterized in that, described liquid feed device comprises valve body, valveBody has valve channel, and one end of valve channel is and the liquid feeding end being connected of described liquid storage container, valveThe other end of body passage is the outlet end of atomising device described in flow direction, and liquid feeding end is provided with for drivingOne piston action is made the drive unit for liquid movement in described valve channel, and described outlet end place is provided with listTo valve, in the time that described drive unit is done for liquid movement, check valve is opened and makes described valve channel with extraneousConducting.
The invention has the advantages that: not only simple in structure, and can quantitative liquid feeding, can be because not clamping electricityThe variation of sub-cigarette attitude and brought the unstable of feed flow, has improved user's experience.
The present invention can improve by following scheme:
The liquid feed device of described a kind of electronic cigarette, is characterized in that: described drive unit comprise holder,Coil and permanent magnet, holder has piston rod passage, and fixed seating is in one end of valve channel liquid feeding end,The first end of holder docks with valve body piston rod passage and described valve channel is connected, the of holderTwo ends are connected with liquid storage container the inner chamber of liquid storage container and piston rod passage are connected, described coil encirclingBe arranged on holder periphery, permanent magnet is arranged in piston rod passage, and described piston is arranged on permanent magnet,Coil connects alternating current generation magnetic fields makes piston move forward or rollback along valve channel in permanent magnet,When piston moves forward along valve channel, drive unit is done for liquid movement.
The liquid feed device of described a kind of electronic cigarette, is characterized in that: propulsive mechanism comprises holder, lineCircle, permanent magnet and resetting means, holder has piston rod passage, and fixed seating is in valve channel feed liquorOne end of end, the first end of holder docks with valve body piston rod passage and described valve channel is connected,The second end of holder is connected with liquid storage container the bottle chamber of liquid storage container and piston rod passage is connected, instituteState coil encircling and be arranged on holder periphery, permanent magnet is arranged in piston rod passage, described piston settingOn permanent magnet, coil connects direct current generation magnetic fields makes piston along valve channel forward in permanent magnetMobile work for liquid movement, when coil blackout, permanent magnet resets and makes piston rollback under the effect of resetting means.
The liquid feed device of described a kind of electronic cigarette, is characterized in that: described permanent magnet is top and is wider than downPortion stepped and have the first cascaded surface, the liquid feeding end of described valve channel is top and is wider than the rank of bottomScalariform and there is second-order tread, described resetting means comprises the first back-moving spring, the first back-moving spring is establishedPut between described the first cascaded surface and described second-order tread.
The liquid feed device of described a kind of electronic cigarette, is characterized in that: permanent magnet and piston rod channel wallBetween there is the gap that can flow through for liquid.
The liquid feed device of described a kind of electronic cigarette, is characterized in that: valve channel arranges at liquid feeding end placeHave circulation passage, in the time of described piston rollback, valve channel is through this circulation passage and described piston rod passageBe communicated with.
The liquid feed device of described a kind of electronic cigarette, is characterized in that, described check valve comprises nozzle, instituteState nozzle elasticity and be provided with spool, in the time that described piston is done for liquid movement, described piston triggers described spoolSeparate with described outlet end.
The liquid feed device of described a kind of electronic cigarette, is characterized in that, described nozzle has nozzle passage,Described nozzle passage is top and is wider than the stepped of bottom and has the 3rd cascaded surface, and described spool is topBe wider than the stepped of bottom and there is quadravalence tread, described the 3rd cascaded surface and described quadravalence tread itBetween be provided with the second back-moving spring and form the elasticity setting of described spool.
The liquid feed device of described a kind of electronic cigarette, is characterized in that, described spool comprises the stifled of umbrella shape shapePiston part and the guide rod being connected with this choking portion, described the second back-moving spring is sleeved on described guide rod, valve bodyThe outlet end place of passage is provided with the guide part of the outlet end of the described choking portion obstruction of guiding valve channel.
The liquid feed device of described a kind of electronic cigarette, is characterized in that: described valve body and holder are combined inTogether, between valve channel and described piston rod passage, leave the chamber of accumulating of accumulating for liquid.
The second object of the present invention is to provide a kind of electronic cigarette, to solve the unsettled defect of feed flow.
For achieving the above object, the present invention is by the following technical solutions:
A kind of electronic cigarette, comprises housing, liquid storage container, liquid feed device and atomising device, housing have intoPore and venthole; Liquid storage container is arranged in housing, and one of the inner formation of liquid storage container is sent out for holdingThe inner chamber of cigarette material, has liquid outlet; Liquid feed device is positioned at housing, and this liquid feed device is described aboveLiquid feed device, atomising device is positioned at housing and has an atomization chamber, air admission hole and venthole are all and mistChange chamber and be communicated with, in atomization chamber, be provided with the material heat generating member of being fuming being sprayed by liquid feed device in order to heating atomization.
The invention has the advantages that: not only simple in structure, and can quantitative liquid feeding, can be because not clamping electricityThe variation of sub-cigarette attitude and brought the unstable of feed flow, has improved user's experience.
Brief description of the drawings
Fig. 1 is the overall three-dimensional state schematic diagram of electronic cigarette in embodiment;
Fig. 2 is the three-dimensional state schematic diagram of the decomposition of electronic cigarette in embodiment;
Fig. 3 is a longitudinal profile structural representation of electronic cigarette in embodiment;
Fig. 4 is the three-dimensional state schematic diagram that in embodiment, liquid storage container and liquid feed device combine;
Fig. 5 is the decomposition three-dimensional state schematic diagram of liquid storage container and liquid feed device in embodiment;
Fig. 6 is that the longitudinal profile structure that in embodiment, liquid storage container and liquid feed device combine is shownIntention (piston of permanent magnet prepares to enter valve channel);
Fig. 7 is that the longitudinal profile structure that in embodiment, liquid storage container and liquid feed device combine is shownIntention (piston of permanent magnet enters valve channel);
Fig. 8 is the A-A generalized section in Fig. 7;
Fig. 9 is the enlarged diagram of a in Fig. 7;
Figure 10 is the three-dimensional cross-sectional view of valve body.
Reference numeral:
Housing 1; Air admission hole 11; Venthole 12.
Fluidsupply container 2; Bottle 21; Piston 22; Compress Spring 23; Piston rod 24; Balance weight 25;
Liquid outlet 213; Pilot hole 215; Auxiliary through hole 241.
Atomising device 3; Atomization chamber 31; Heat generating member 32.
Liquid feed device 4; Valve body 41; Holder 42; Coil 43, nozzle 45;
Valve channel 411; Liquid feeding end 412; Outlet end 413; The first cascaded surface 415; Second-order tread416; Guide part 4111;
Piston rod passage 421; The first end 422 of holder; The second end 423 of holder; Permanent magnet 425;Piston 426; Gap 427;
The first back-moving spring 441;
Nozzle passage 451; Perforate 4513;
Spool 461; Quadravalence tread 462; Choking portion 4611; Guide rod 4612; The second back-moving spring 463;
Accumulate chamber 473; Circulation passage 474.
Power supply and power control 5.
Detailed description of the invention
If accompanying drawing 1 is to a kind of electronic cigarette as shown in accompanying drawing 10, comprises housing 1, be arranged in housing 1Fluidsupply container 2, atomising device 3 and liquid feed device 4.
Described housing 1 has air admission hole 11 and venthole 12, and atomising device 3 has atomization chamber 31, mistChange and be provided with in chamber 31 in order to heating atomization be fuming heat generating member 32, air admission hole 11 and the venthole 12 of materialAll be communicated with atomization chamber 31, the material of being fuming of 2 li of fluidsupply containers is directed to described heating by liquid feed device 4On part 32, the heat generating member 32 heating atomizations material of being fuming generates the venthole 12 that flows to housing 1 after smogFor user's suction (flowing in the flow direction of smog road as shown in accompanying drawing 3 dotted lines). Heat generating member 32 can lead toCrossing known mode is electrically connected with the power supply and the power control 5 that are arranged in housing 1.
Fluidsupply container 2 comprises bottle 21, and bottle 21 has to store bottle chamber and the air expansion bottle chamber of liquidLiquid outlet 213, liquid outlet 213 connects described liquid feed device 4. Described bottle chamber has plugged and can relatively movePiston 22, described piston 22 is also connected with piston rod 24, described bottle 21 is provided with along pistonThe pilot hole 215 that 22 moving directions extend, described piston rod 24 stretches out described bottle through this pilot hole 21521. Between bottle 21 and piston 22, be provided with and make piston 22 can continue in squeeze bottle chamber liquid towards institute's liquid outlet213 elastic components that flow out.
In this enforcement, described elastic component is Compress Spring 23, and one end of Compress Spring 23 is supported and livedOn plug 22, the other end of Compress Spring 23 is supported on bottle cavity wall, and described Compress Spring 23 can overlapBe located on piston rod 24. Certainly, the set-up mode of elastic component is not limited to be arranged in bottle chamber, is also can be byElastic component is arranged at bottle 21 outsides. When elastic component is arranged at bottle 21 outside, elastic component is pulling forceSpring, one end of tension spring connects bottle 21, and the other end connects the end of piston rod 24, real thusNow make piston 22 can continue the object that in squeeze bottle chamber, liquid flows out towards institute's liquid outlet 213.
Described fluidsupply container 2 also has piston limiting device, when again adding liquid for described fluidsupply containerTime, the active force that described piston limiting device overcomes described elastic component makes piston 22 stop liquid in squeeze bottle chamberBody flows out towards institute's liquid outlet 213. The structure of piston limiting device also has multiple, and this enforcement is enumerated bestSet-up mode, piston limiting device comprises the auxiliary through hole 241 that is radially arranged on piston rod 24 and canThrough the alignment pin (not shown in FIG.) of this auxiliary through hole, when being required to be described fluidsupply container 2 annex solution againWhen body, the compressed auxiliary through hole 241 that makes of elastic component is in bottle 21 outsides, and now, alignment pin is through being somebody's turn to doAuxiliary through hole 241 and alignment pin are revealed in end outside auxiliary through hole 241 supports the outer wall of described bottle,Liquid just can add toward a bottle chamber through liquid outlet 213. The structure of piston limiting device also can be at piston rodOne end of 24 radially arranges projection, in the time being required to be described fluidsupply container 2 and again adding liquid, utilizes a supportBar is placed in and between projection and bottle, makes piston 22 stop squeeze bottle chamber liquid to flow out towards institute's liquid outlet 213.
Described piston rod 24 is provided with balance weight 25 on the one end away from piston 22. Balance weight 25 in order toThe perpendicularity of dummy piston bar 24, simultaneously also can be used for pulling out and draws piston rod 24.
In the time that being finished, the liquid (being tobacco juice) in 21 bottles of chambeies of described bottle need again add tobacco juice, and can be first feed flowContainer 2 is separated with described liquid feed device 4, pulls piston rod 24 by balance weight 25, compresses described pressureContracting spring 23, the auxiliary through hole 241 on piston rod 24 is emerging in the outside of bottle 21 and is inserted into locationPin, now bottle 21 inner chambers can hold tobacco juice volume and reach maximum, then note to bottle chamber from liquid outlet 213Enter tobacco juice, fill the second end of liquid outlet 213 and the holder of following described liquid feed device 4 after tobacco juice422 docking, then pull up alignment pin from auxiliary through hole 241, just complete and once add tobacco juice, last withLiquid feed device 4 is arranged in housing 1 together.
Be stored in the liquid substance (being tobacco juice) in 21 bottles of chambeies of bottle at Compress Spring 23 apply pistons 22Under possess and have certain pressure, liquid substance is sustainable under the effect of this pressure to flow towards institute's liquid outlet 213Go out. Therefore can also can be liquid feed device 4 while putting or atomising device 3 provides steady electronic cigarette is arbitrarily angledFixed tobacco juice.
Described liquid feed device 4 comprises valve body 41, and valve body 41 has valve channel 411, valve channel 411One end for the liquid feeding end being connected 412 of described liquid storage container (described in fluidsupply container 2), valveThe other end of body passage 411 is the outlet end 413 of atomising device 3 described in flow direction, liquid feeding end 412Be provided with for driving a piston 426 to act on the drive unit that described valve channel 411 is done for liquid movement,Described outlet end 413 places are provided with check valve, in the time that described drive unit is done for liquid movement, and check valve quiltOpen and make described valve channel 411 and extraneous conducting. Specifically, under normality, check valve is the long shape that closesState, and in the time that drive unit is done for liquid movement, the liquid that piston 426 pushes in valve channel 411 formsHigh pressure makes valve channel 411 and extraneous conducting to open check valve, and after piston 426 rollbacks, check valve recoversThe long state that closes. Make piston 426 rollbacks have numerous embodiments, below enumerate two examples and be illustrated.
Wherein a kind of set-up mode is, described drive unit comprises holder 42, coil 43 and permanent magnet425, holder 42 has piston rod passage 421, and holder 42 is positioned at valve channel 411 liquid feeding ends 412One end, the first end 422 of holder docks with valve body 41 and makes piston rod passage 421 and described valve body logicalRoad 411 connects, and the second end 423 of holder is connected with liquid storage container (i.e. described fluidsupply container 2)Connect the inner chamber (also bottle a chamber) of liquid storage container connected with piston rod passage 421, described coil 43 aroundBe arranged on holder 42 peripheries, permanent magnet 425 is arranged in piston rod passage 421, described piston 426Be arranged on permanent magnet 425, coil 43 connects alternating current generation magnetic fields makes piston in permanent magnet 425426 move forward or rollback along valve channel 411, when piston 426 moves forward along valve channel 411Drive unit is done for liquid movement, and after piston 426 rollbacks, check valve recovers the long state that closes.
Another set-up mode is that propulsive mechanism comprises holder 42, coil 43, permanent magnet 425And resetting means, holder 42 has piston rod passage 421, and holder 42 is positioned at valve channel 411One end of liquid feeding end 412, the first end 422 of holder docks with valve body and makes piston rod passage 421 and instituteState valve channel 411 and connect, the second end 423 of holder is connected with liquid storage container and makes liquid storage containerBottle chamber and piston rod passage 421 connect, and described coil 43 is around being arranged on holder 42 peripheries, permanent magnetismBody 425 is arranged in piston rod passage 421, and described piston 426 is arranged on permanent magnet 425, coil43 connect direct current generation magnetic fields makes piston 426 along valve channel 411 to reach in permanent magnet 425Action is for liquid movement, and when coil 43 power-off, permanent magnet 425 resets and makes piston under the effect of resetting means426 rollbacks. Described permanent magnet 425 is top and is wider than the stepped of bottom and has the first cascaded surface 415,The liquid feeding end 412 of described valve channel 411 is top and is wider than the stepped of bottom and has second-order tread416, described resetting means comprises that the first back-moving spring 441, the first back-moving springs 441 are arranged on describedBetween one cascaded surface 415 and described second-order tread 416. Under this setup, when work, coil43 energisings (direct current) produce magnetic field promotion permanent magnet 425 and move and make piston along piston rod passage 421426 effects that overcome resetting means move forward along valve channel 411, in the time of coil 43 power-off, and permanent magnetismBody 425 resets and makes piston 426 rollbacks under the effect of resetting means.
Valve channel 411 is provided with circulation passage 474 at liquid feeding end 412 places, and specifically, circulation is logicalWhat road 474 was arranged on described valve channel 411 internal faces runs through opening of valve body 41 end faces at least togetherGroove, after piston 426 rollbacks, it is logical that liquid enters valve body from piston rod passage 421 through this circulation passage 474In road 411. In the present embodiment, adopt at valve channel 411 internal faces two road flutings are set.
In order to make liquid enter valve channel 411 from piston rod passage 421 through this circulation passage 474 smoothlyIn, between permanent magnet 425 and piston rod passage 421 walls, there is the gap 427 that can flow through for liquid, be subject toBe formed on the size in gap 427, the amount that in fact liquid flow through from piston rod passage 421 is less, therefore,After described valve body 41 and holder 42 combine, valve channel 411 and described piston rod passageBetween 421, leave accumulate for liquid accumulate chamber 473, ensured each time to have after piston 426 rollbacks enoughLiquid (tobacco juice) enter in valve channel 411 through circulation passage 474.
Described check valve comprises nozzle 45, and described nozzle elasticity is provided with spool 461, when described piston 426While doing for liquid movement, described piston 426 triggers described spool 461 and separates with described outlet end 413. ToolSay, described nozzle 45 has nozzle passage 451 body, and nozzle 45 forms throttle nozzle, i.e. described sprayMouth passage 451 is top and is wider than the stepped of bottom and has the 3rd cascaded surface, and described spool 461 isTop is wider than the stepped of bottom and has quadravalence tread 462, described the 3rd cascaded surface and describedBetween quadravalence tread 462, be provided with the elasticity setting that the second back-moving spring 463 forms described spool 461.The liquid that described piston 426 pushes in valve channel 411 makes spool 461 overcome the second back-moving spring 463Effect depart from valve channel 411, permanent magnet 425 resets and makes spool 461 at the second back-moving spring 463Effect under block the outlet end 412 of valve channel 411, while ensureing liquid feed device 4 fuel feeding, tobacco juice is unidirectionalFlow.
In addition, described spool 461 comprises the choking portion 4611 of umbrella shape shape and is connected with this choking portion 4611Guide rod 4612, described the second back-moving spring 463 is sleeved on described guide rod 4612, valve channel 411Outlet end 413 places be provided with the described choking portion 4611 of guiding and stop up the outlet end 413 of valve channel 411Guide part 4111. Choking portion 4611 and guide part 4111 fitted seal, closed check valve or openedSpool 461 described in journey moves more smooth, and in the time of closed check valve, tobacco juice can be from valve channel411 leak out.
Nozzle passage 451 is provided with nozzle passage 451 same near the outlet end 413 of valve channel 411The perforate 4513 of axle, the diameter of perforate 4513 is greater than nozzle passage 451 diameters and is less than choking portion 4611Maximum gauge.
Fluidsupply container 2 and liquid feed device 4 can separate use separately, just when fluidsupply container 2 is singleSolely use in electronic cigarette, 2 of fluidsupply containers play the effect of stablizing feed flow, and when liquid feed device 4 listsSolely use in electronic cigarette, liquid feed device 4 has played quantitative feed flow object. In practice, by feed flowContainer 2 and liquid feed device 4 combine better effects if.
Generally speaking, after fluidsupply container 2 and liquid feed device 4 docking, be stored in the liquid of bottle 21 inner chambersMaterial (being tobacco juice) possesses and has certain pressure under the effect of Compress Spring 23, and liquid substance is in this pressureSustainablely under the effect of power flow out towards institute's liquid outlet 213, piston rod passage 421 is accepted its outflow afterwardsTobacco juice, tobacco juice can be through gap 427 by piston rod passage 421, and now, piston 426 is along valve channel411 move forward or two processes of the drive unit of rollback (piston 426 along valve channel 411 forwardWhen mobile, flow in the flow direction of tobacco juice road as shown in accompanying drawing 7 dotted lines, and piston 426 is along valve channel 411After rollback, flow in the flow direction of tobacco juice road as shown in accompanying drawing 6 dotted lines) form one-period, at eachIn cycle, all can spray quantitative tobacco juice to atomising device 3, not only realize thus the stable of feed flow, andAnd realize quantitative feed flow object.
Above-described embodiment is preferred embodiments of the present invention, but embodiments of the present invention are not limited to this,Other are any does not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitute, combination,Simplify, be equivalent substitute mode, within being included in protection scope of the present invention.