CN204930386U - Electronic cigarette pressurization liquid feed device - Google Patents

Abstract

The utility model discloses a kind of electronic cigarette pressurization liquid feed device, be arranged on electronic cigarette body, be communicated with electronic cigarette atomization device by liquid line, described pressurization liquid feed device comprises fluid reservoir, tobacco juice is imported and exported, pressurised driving device, and fluid reservoir and pressurised driving device are all arranged in a pressurization liquid feed device shell.Described tobacco juice is imported and exported and is arranged on fluid reservoir, and described fluid reservoir is the barrel-like structure that one end is closed, and tobacco juice imports and exports the one end being arranged on fluid reservoir and closing; The open at one end of fluid reservoir arranges ring cover and pressurizing piston, and pressurizing piston is arranged on inside ring cover, this pressurizing piston edge and fluid reservoir inner wall sealing and be slidably connected, and pressurizing piston contacts with pressurised driving device and arranges.The pressurizing piston that promotes pressurised driving device moves and then can increase pressure to the liquid in fluid reservoir in fluid reservoir.

Description

Electronic cigarette pressurization liquid feed device

Technical field

The utility model relates to a kind of pressue device of daily life field articles for use, particularly a kind of pressurization liquid feed device be used on electronic cigarette product.

Background technology

Along with science and technology and social development, people recognize the harm of smoking tobaccos to health gradually, limit even at some instances disable smoking tobaccos gradually, bring impact with the healthy of exempt from customs examination people and surrounding enviroment.But due to most of smoker's smoking habituation, be not easy to just to give up smoking tobaccos completely, so there is a kind of product of electronic cigarette, be exactly popular the containing nicotine with electrical heating atomization or do not contain the liquid of nicotine of existing market, meet the demand of smoker by sucking this fog, some degree has the trend replacing tobacco.

Electronic cigarette product is in the market the electronic cigarette liquid by a kind of liquid of electric-heating-wire-heating, after electronic cigarette liquid is atomized, sucks the mist of electronic cigarette, no longer sucks the cigarette because burning produces, thus no longer sucks solid particle, but suck liquid particles.And the electronic cigarette liquid that liquid particles is manual manufacture produces, the content of its various material can realize accurate control substantially, this material maximum to harm of tar occurred when generally also can not produce burning.

Known electronic cigarette structure generally comprises electronic cigarette battery, control circuit and electronic cigarette atomization device, electronic cigarette atomization device wherein makes a spray chamber, atomization heating core is set in spray chamber, atomization heating core is entwined by resistance wire, and in the shape of a spiral, spiral resistance wire inside arranges rope form drain fibrous matter to resistance wire again, be communicated with a fluid reservoir by drain fibrous matter, so that electronic cigarette liquid is imported the resistance wire of atomization core by the osmosis of drain fibrous matter.In order to realize the function of smoking, also needing to introduce air and driving the mist after atomization to suck human body to cause the flowing of air-flow.One or several air admission hole is generally all provided with in the bottom of spray chamber.

Known electronic cigarette fluid reservoir is generally arranged on electronic cigarette body interior, is called the device of cigarette bullet, and what this device had is arranged to annular space, and what have is arranged to circular space, no matter but be arranged to what kind of space, be provided with liquid injection port and liquid outlet.The effect of liquid injection port is wherein injected into by tobacco juice for electronic smoke in this cigarette bullet space, the inlet on described liquid outlet i.e. electronic cigarette atomizing core.And liquid injection port is all closed after fluid injection completes, object avoids leakage.The fluid reservoir that this one end open other end is closed just creates a unvanquishable defect, along with the continuous increase of sucking progress, tobacco juice can only by liquid outlet out, and there is no other passage of air inlet or feed liquor, and then formation negative pressuren zone in fluid reservoir can be caused, the negative pressuren zone formed can stop the continuation of tobacco juice to be flowed out, and then cause atomization silk to produce the phenomenon of dry combustion method when feed flow deficiency, not only damage atomization silk and drain fibrous matter, also easily produce smog temperature too high, when sucking, scald the problem of mouth.

In addition, be also existence for above-mentioned reasons, seriously hamper the development and progression of electronic cigarette product, because the electronic cigarette fluid reservoir of this normal pressure and negative pressure, only can provide normal pressure or the liquid supply pressure lower than normal pressure.In order to more effectively ensure atomizing effect and the security of electronic cigarette, the developing direction of electronic cigarette reduces the heating-up temperature of heating wire gradually, and progressively realize heavy dose of atomization again, keep electronic cigarette liquid not produce uncertain material when high-temperature atomizing, thus low-temperature atomizing is the direction that must adhere to as far as possible.What then need other side during low-temperature atomizing improves atomizing effect because usually coordinating, and as pressure atomization method, this is that the liquid of pressurization can produce atomizating phenomenon when spraying to larger space suddenly from tiny hole in physically well-known phenomenon.If utilize this atomizating phenomenon should be a good way to improve the atomizing effect of electronic cigarette, but there is no pressurization function due to current electronic cigarette device for storing liquid, thus also do not have the electronic cigarette of spray atomization effect to occur.

In view of the foregoing, the utility model people devises a kind of electronic cigarette pressurization liquid feed device that can overcome above-mentioned defect, it not only can overcome negative pressure impact in ordinary electronic cigarette, solve the problem of liquid supply rate deficiency, key is that it can be applied to the novel electron smoke product designed and have spray atomization.

Utility model content

The purpose of this utility model is to provide a kind of pressurization liquid feed device being applied to electronic cigarette product, and it can overcome the defect that ordinary electronic cigarette produces cigarette bullet negative pressure, can be applied to the electronic cigarette product of pressure atomization atomization simultaneously.

The purpose of this utility model is achieved through the following technical solutions:

Electronic cigarette pressurization liquid feed device of the present utility model, be arranged on electronic cigarette body, be communicated with electronic cigarette atomization device by liquid line, described pressurization liquid feed device comprises fluid reservoir, tobacco juice is imported and exported, pressurised driving device, and fluid reservoir and pressurised driving device are all arranged in a pressurization liquid feed device shell.Described tobacco juice is imported and exported and is arranged on fluid reservoir, and described fluid reservoir is the barrel-like structure that one end is closed, and tobacco juice imports and exports the one end being arranged on fluid reservoir and closing.The open at one end of fluid reservoir arranges ring cover and pressurizing piston, and pressurizing piston is arranged on inside ring cover, this pressurizing piston edge and fluid reservoir inner wall sealing and be slidably connected, and pressurizing piston contacts with pressurised driving device and arranges.When pressurised driving device drives pressurizing piston to liquid storage indoor moving, increase pressure can to the liquid in fluid reservoir.

It can be single setting that tobacco juice described above is imported and exported, and same opening is tobacco juice inlet, is also the outlet of pressurization tobacco juice.Also can be twoport structure, a tobacco juice inlet is set, then a pressurization tobacco juice outlet is set.

Pressurised driving device described above can be lead-screw driving device, leading screw is axially fixed on the base of shell setting, and match with leading screw and be provided with screw insert, screw insert can move axially, arrange handle bottom leading screw, screw insert top is arranged with contacting bottom pressurizing piston.This device will make screw insert upwards jack-up when rotating threaded shaft handle, and then goes to drive pressurizing piston to liquid storage indoor moving.

All be fixedly installed the permanent magnet of pairing with screw insert top bottom pressurizing piston described above, the permanent magnet polarity of this pairing is different to be arranged in adhesive shape, and arranges spring between permanent magnet and screw insert.The object of such setting can make can not produce deviation between the screw insert axial location of screw mechanism and pressurizing piston center, avoids firmly uneven problem.When can ensure that screw insert recalled by rotating threaded shaft handle, by the adhesive effect of permanent magnet, pressurizing piston is set back simultaneously.

Pressurised driving device described above also can be strong magnetic body drive, the base of drive unit shell arranges the leading screw of axial restraint, leading screw bottom arranges turning handle, leading screw is arranged the screw insert moved axially, screw insert top and pressurizing piston bottom respectively arrange the relative and powerful permanent magnet matched of polarity.The effect of the screw mechanism of this structure is the distance between the powerful permanent magnet of adjustment, keeps at a distance stable, and then keeps pressure stability.And the active force of pressurizing piston is mainly produced by the repulsive interaction between powerful magnet.

Pressurised driving device described above can also be brute spring drive unit, described drive unit outer casing base is fixedly installed axial spring guide rail, sheathed brute spring outside spring guide rail, brute spring upper end arranges the slide unit with locking mechanism, this slide unit can slide up and down along spring guide rail, and slide unit upper end is arranged with contacting bottom described pressurizing piston.Under the effect of the elastic force of brute spring, certain pressure is applied to pressurizing piston by the slide unit with locking mechanism.Slide unit locking mechanism is arranged to lay down spring pressure when injecting tobacco juice or change fluid reservoir.

The slide unit with locking mechanism that brute spring described above is arranged is fixedly installed on the top of brute spring, and this slide unit arranges the snap fit stretched out downwards, and this snap fit has the outer surface of inclination; Corresponding, the base of shell is provided with the slide hook of transverse shifting, and this slide hook is arranged on a slide block laterally slided, and this slide hook has arc-shaped outer surface, and the slide block laterally slided arranges back-moving spring.

Pressurization liquid feed device shell described above arranges side cover, this side cover is fixedly connected with slide unit, and can slide with slide unit one, it is trapezoidal to inner convex platform that the inside bottom of this side cover is arranged, and this boss position is corresponding with the end of the transverse slider be arranged on base and push against and contact.

The upper end of the slide unit that brute spring upper end described above is arranged is provided with little spring and permanent magnet, described pressurizing piston lower end is also provided with the pairing permanent magnet different with permanent magnet polarity on slide unit, this pairing permanent magnet is separately fixed at slide unit upper end and pressurizing piston lower end, is contacted by magnetic attracting power.Its object is also keep slide unit relative with the position between pressurizing piston fixing, avoids producing off-centring between them.When simultaneously slide unit also can be avoided to recall pressurizing piston rest on fluid reservoir upper end position and can not the problem of return.

By the utility model vibrational power flow, different mechanical devices can be used to be that the pressurizing piston be arranged in fluid reservoir moves or produces mobile trend, and then the mechanical force of mechanical device is converted into the fluid pressure of pressurizing piston to tobacco juice in fluid reservoir.This fluid under pressure has pressure when flowing out from liquid outlet, just can not occur because the dry combustion method of feed flow deficiency or high temperature scald the problem of mouth when the tobacco juice after pressurization is supplied to ordinary electronic tobacco atomizer again.The electronic cigarette liquid of pressurization also can spray by sprayer unit the droplet comparatively disperseed in advance, to just not need during droplet heating atomization to heat the high temperature needed for ordinary electronic tobacco juice again, and then can atomization temperature be reduced, also can increase atomizing effect, the more important thing is the problem of the uncertain material avoiding high-temperature atomizing to produce.Thus a kind of electronic cigarette product of assisted atomization of spraying can be developed.

Accompanying drawing explanation

Fig. 1 is the part section structural representation with pressurization liquid feed device electronic cigarette of the utility model embodiment 1;

Fig. 2 is the pressurization liquid feed device cross-sectional view of the utility model embodiment 1;

Fig. 3 is the pressurization liquid feed device cross-sectional view of the utility model embodiment 2;

Fig. 4 is the pressurization liquid feed device cross-sectional view of the utility model embodiment 3;

Fig. 5 is the A portion partial enlarged drawing in Fig. 2.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, detailed description is made to utility model, but this explanation is only limitted to the detailed explanation to technical solutions of the utility model, is not used in and limits protection domain of the present utility model.

Embodiment 1:

As shown in Figure 1, be a kind of electronic cigarette pressurization liquid feed device cross-sectional view of the present utility model, this liquid feed device is arranged on the side of electronic cigarette body 18.For manual actuation type pressurization liquid feed device.

As shown in Figure 2, this manual actuation type pressurization liquid feed device arranges a shell 12, one is arranged for storing the fluid reservoir 3 of tobacco juice in the upside of the inside of this shell 12, this fluid reservoir 3 is the barrel shaped structure of upper end closed, the top of this fluid reservoir 3 is provided with tobacco juice liquid injection port 1 and tobacco juice liquid outlet 11, the present embodiment is tobacco juice gateway liquid injection port 1 and tobacco juice liquid outlet 11 being arranged to integration, both can be used for injecting tobacco juice, also can be used as the outlet of pressurization tobacco juice.And tobacco tar discrepancy mouth 19 is set on this tobacco juice gateway, this tobacco tar discrepancy mouth 19 is used to inject tobacco juice to fluid reservoir 3 or deriving pressurization tobacco juice, because certain pressure can be produced in fluid reservoir 3 of the present utility model, therefore need to arrange mouth 19 of coming in and going out specially, mouth 19 of coming in and going out can be arranged to current known elastic top needle construction, move inward generation fluid passage when thimble is contacted by external force, contact when power disappears and restore to the original state, to realize sealing process by elasticity.

This fluid reservoir 3 is drum-shaped structure, and its upper base is all closed and arranged except the tobacco tar gateway arranged.Position of going to the bottom arranges a ring cover 6, and the effect of this ring cover 6 plays a supportive role, and ensures fluid reservoir 3 not because installing or pressure change and being out of shape, the pressurizing piston limiting displacement simultaneously for arranging.Ring cover 6 central authorities arrange circular hole, pressurizing piston 5 is provided with in the upside bucket of this ring cover 6, this pressurizing piston 5 by arrange outer circumference to piston ring 14 slide airtight connection with the bucket inwall of fluid reservoir 3, and then can be that space 4 in fluid reservoir 3 increases pressure by the upward sliding of pressurizing piston 5.

In order to realize to the tobacco juice pressurization in the fluid reservoir 3 on top, then must arranging a kind of power for driving pressurizing piston 5 to slide up and down.

As shown in Figure 2, the base 9 of the shell of this pressurization liquid feed device arranges one group of screw mechanism, base 9 arranges leading screw 8, the bottom of this leading screw 8 is provided with turning handle 10, and this leading screw 8 axially arranges and is fixed on base 9.Leading screw 8 is arranged with screw insert 17, the top of leading screw 8 arranges axial thread 7, and the full section of screw insert 17 arranges axial thread, and then when can realize rotational lead screw 8, makes screw insert 17 carry out axis along leading screw 8 and move up and down.

As shown in Fig. 2, Fig. 5, in order to realize the close contact of screw insert 17 pairs of pressurizing piston 5 of screw mechanism and position is relatively fixing, the top of screw insert 17 is provided with permanent magnet 15, this permanent magnet 15 carries out radial direction by magnet fixed block 151 to be fixed, the top of axial limiting and screw insert 17, is coaxially arranged with screw insert 17.And spring 16 elasticity is set pushes against permanent magnet 15, permanent magnet 15 axial elasticity in certain scope is arranged.Same middle position bottom pressurizing piston 5 is also provided with permanent magnet fixed block 131, to be fixedly installed permanent magnet 13, this permanent magnet 13 and the different setting of permanent magnet 15 polarity, so that mutual adhesive location between them, to avoid the problem producing the discontinuity that off-centring is brought.Simultaneously by adhesive therebetween, can ensure that pressurizing piston 5 can be kept in the center with the recovery of screw insert 17.

Complete after said structure arranges, substantially possessed the function of the pressurization liquid feed device of the present embodiment.First inject tobacco juice for electronic smoke in the inner space 4 of fluid reservoir 3 by the liquid injecting mouth 19 that liquid injection port 11 is arranged, tobacco juice for electronic smoke changes coupler 19 into liquid outlet after being full of fluid reservoir 3 inner space 4.When from the handle 10 of bottom rotating threaded shaft mechanism, along with the rotation of leading screw 8, screw insert 17 will do vertical motion, the vertical motion of screw insert 17 is risen making the permanent magnet 15 at its top head on permanent magnet 13, and then pressurizing piston 5 is upwards pushed up, add pressure namely to the tobacco juice of the inner space 4 of fluid reservoir 3.The electronic cigarette liquid of now drawing from liquid outlet 19 will have certain pressure.

In order to the replacing of the fluid reservoir 3 of the present embodiment is convenient, arrange side cover 2 in the side of the shell body 12 of this device, this side cover 2 arranges engaging support mechanism and attacker position, makes it easily open and close, and just can change fluid reservoir 3 when opening.First screw insert 17 is reduced to extreme lower position by the rotation of leading screw 8 when changing fluid reservoir 3, now overcome the suction-combining force between permanent magnet 13 and permanent magnet 15 with hand or other mechanism, fluid reservoir 3 entirety is taken out, then new fluid reservoir 3 is put into, and after again the permanent magnet 13 of new fluid reservoir 3 being matched with permanent magnet 15 adhesive, just complete and more change jobs.The object of lower end and screw insert 17 upper end that permanent magnet 13 and 15 is separately fixed at pressurizing piston 5 is in order to when rotary handle 10 recalls screw insert 17, pressurizing piston 5 also can be kept in the center in the lump under the effect of magnetic attracting power, can not rest in fluid reservoir 3.

Fluid reservoir 3 can certainly be changed, because the liquid injection port arranged in the present embodiment and liquid outlet are same opening, after the pressure laying down pressurizing piston 5, directly can inject electronic cigarette liquid.

The pressurization liquid feed device of above-mentioned the present embodiment in use, liquid outlet 19 is connected to the inlet of electronic cigarette atomizing core by pipeline, just can being electronic cigarette atomizing core feed flow by applying certain pressure, from then on can not there is the phenomenon of negative pressure feed flow, solving the problem of electronic cigarette feed flow deficiency.

Independent liquid feed device of the present utility model can certainly be set, be connected to the fluid reservoir place of the cigarette bullet of known electronic cigarette by pipeline, by liquid, pressure be passed to the fluid reservoir of electronic cigarette body, also achieve the object of pressurization feed flow.

The problem of the utility model most critical is the increase in the pressure of electronic cigarette feed flow, and then is hopeful to realize depended on pressure and realizes nebulization, nebulization is assisted in atomizing.Hydrojet can be made to be atomized the more uniform heating atomization of drop of generation, not only can to reduce the temperature of atomization silk work, also ensure that electronic cigarette liquid can not produce other uncertain materials in atomization process, to realize the revolutionization progress of electronic cigarette structure.

Embodiment 2:

As shown in Figure 3, the electronic cigarette pressurization liquid feed device of the present embodiment is also arranged on electronic cigarette body side.That a kind of magnetic drive by powerful magnet produces pressure.

Arrange fluid reservoir 3 in the upper inside of shell 12, fluid reservoir 3 is barrel shaped structure, wherein forms liquid storage space 4 in fluid reservoir 3, offers liquid liquid injection port 1 at the top of fluid reservoir 3.This liquid liquid injection port 1 stretches out the top of shell body 12 simultaneously, for injecting tobacco juice for electronic smoke to this pressurization liquid feed device.

The top of fluid reservoir 3 is also provided with the liquid outlet 11 crossed out, this liquid outlet 11 arranges elastic opening/closing device, liquid outlet 11 as shown in Figure 3 is provided with spring and thimble structure, when from outside by thimble jack-up time, spring-compressed just forms liquid outlet channel, by spring force, thimble is returned original place when thimble is recalled, play sealing process.

Ring cover 6 is provided with, for supporting fluid reservoir 3 and ensureing the relative position of pressurizing piston 5 bottom fluid reservoir 3.Pressurizing piston 5 is arranged in the upside fluid reservoir 3 of ring cover 6, and pressurizing piston 5 is slidably connected with the inner wall sealing of fluid reservoir 3, and arranges Packed piston ring 14 in the outer rim of pressurizing piston 5, to ensure that sealing and slip two kinds of functions realize simultaneously.

As shown in Figure 3, drive unit is the leading screw 8 be arranged on outer casing base 9, is set in the screw insert 17 outside leading screw, the powerful magnet 15 being arranged on screw insert 17 top and the powerful magnet 13 be arranged on bottom pressurizing piston 5.Wherein the bottom of leading screw 8 arranges handle 10, and the top of leading screw 8 arranges external screw thread 7, the screw-internal thread fit of external screw thread 7 and screw insert 17.When turning handle 10, can through spinning movement by screw insert 17 jack-up, screw insert 17 drives the upwards action of powerful magnet 15 simultaneously, and for polarity is oppositely arranged between powerful magnet 15 and powerful magnet 13, and then can repulsive interaction be produced.Because powerful magnet 15 can be relatively fixing, and powerful magnet 13 is relative to free, just can produce pressure to the fluid reservoir space 4 in pressurizing piston 5 when therefore this repulsive interaction acts on pressurizing piston 5.And then make inner liquid pressing.

Because the repulsive interaction between powerful magnet 13 and 15 is decayed along with the increase of distance, thus the screw mechanism arranged on the downside of it suitably can regulate the axial location of powerful magnet 15, and then the relative distance of adjustment and permanent magnet 13, to keep constant pressure as far as possible.

The structure of the present embodiment in use, first be also rotary handle 10, after making powerful magnet 15 be reduced to extreme lower position, now fluid reservoir 3 pressure is minimum or do not have pressure, and then fluid reservoir 3 can be changed or inject tobacco juice for electronic smoke, after replacing completes or injects, just liquid injection port 1 is closed, liquid outlet 11 docks with corresponding parts, just can produce pressure to the electronic cigarette liquid of fluid reservoir 3 inside during rotary handle 10.

Embodiment 3:

As shown in Figure 4, the pressurization liquid feed device of the present embodiment is a kind of spring driven pressue device.In shell 12, arrange fluid reservoir 3, in fluid reservoir 3, space 4 is for storing tobacco juice, offers liquid outlet 11 in the upper lateral of fluid reservoir 3.Arrange ring cover 6 bottom fluid reservoir 3, and arrange pressurizing piston 5 in the upside of ring cover 6, pressurizing piston 5 can be slided on the inwall of fluid reservoir 3, and passes through piston ring packing.

Pressurised driving device comprises the spring guide rail 20 be arranged on shell 12 base 9, the slide unit 21 being arranged on the brute spring 27 outside spring guide rail 20 and being arranged on brute spring 27.Slide unit 21 slides up and down along spring guide rail 20.The central authorities that when specifically arranging, spring guide rail 20 is arranged on base 9 arrange with base 9 is coaxial and extends upwardly to fluid reservoir 3 ring cover 6 place, and brute spring 27 is arranged in this spring guide rail 20, and the upper end of brute spring 27 is fixedly connected with slide unit 21.Slide unit 21 upper end contacts with the bottom of pressurizing piston 5 and arranges, and the lower end of slide unit 21 is to downward-extension and arrange coupler mechanism.

As shown in Figure 4, slide unit 21 top is provided with the two magnet adhesive mechanisms with little spring 16, this mechanism comprises the spring 16 being fixedly installed on slide unit 21 top, spring 16 is fixedly installed permanent magnet 15 relatively, and be fixedly installed permanent magnet 13 at the corresponding site of the pressurizing piston 5 corresponding to permanent magnet 15 position, permanent magnet 13 and permanent magnet 15 polarity different, and then can adhesive mutually.

It is temporary fixed that the coupler mechanism of slide unit 21 is used for when being depressed by spring 27, so that realize changing fluid reservoir 3 or filling liquid.This coupler mechanism comprises the snap fit 24 being arranged on slide unit 21 and stretching out downwards, is arranged on the slide hook 28 of the correspondence on base 9.This slide hook 28 is fixedly installed on a slide block that can laterally slide 26, and one end of slide block 26 is provided with spring 29, as the back-moving spring of slide block 26.Just can slide unit 21 be carried out temporary fixed when slide unit 21 moves down and makes snap fit 24 fasten with slide hook 28.In order to when realizing dead spring 27, the snap fit 24 of slide unit effectively engages with slide hook 28, the arranged outside of snap fit 24 is become inclined-plane, and cambered surface is arranged in the outside of slide hook 28, so that they just can engage location when collision mutually.

In order to the slide unit 21 in the present embodiment can move to fixed position and temporary fixed, also be provided with the second slide unit 30 at this slide unit 21 again with the outside of spring guide rail 20, slide unit 21 slide downward can be driven during this second slide unit 30 slide downward simultaneously, and the second slide unit is when setting back, slide unit 21 can not recover thereupon.In order to handle sliding up and down of the second slide unit 30, special setting in shell 12 side can the slide lid 19 of sliding opening, and this slide lid 19 can carry out the side sliding up and down and then open housing 12 on housing.Be fixedly connected with between this slide lid 19 with the second slide unit 30, can link.When slide lid 19 slide downward, the second slide unit 30 also slide downward together.

As shown in Figure 4, the lower inner part of this slide lid 19 arranges a trapezoid boss, trapezoid boss has upper and lower two inclined-planes 22 and 25, there is parallel surface 23 simultaneously, the inclined-plane 22 and 25 of this trapezoid boss is for coordinating the transverse slider 26 of slide hook 28 to arrange, transverse slider 26 relies on the elastic force of spring 29, tightly conflicts the position on inclined-plane 25 in end.When this slide lid 19 slide downward, transverse slider 26 top just can be moved to the left by this inclined-plane by this inclined-plane 25, slide hook 28 can be realized move to left, no longer change in the position of parallel surface 23 sections of slide hooks 28, and slide hook 28 recovers original state under the effect of the elastic restoring force of spring 29 when again arriving the position on inclined-plane 22, and now snap fit 24 test is to the position of slide hook 28 just, formation fastening state, makes slide unit 21 locate temporarily.Slide lid 19 now has opened the position of top fluid reservoir 3, can change fluid reservoir 3.

In use, drop-down slide lid 19, makes slide lid 19 slide downward to the structure of the present embodiment, this slide lid 19 drives the second slide unit 30 to move down, drive slide unit 21 to move down in second slide unit 30 folding process, when moving down into terminal, snap fit 24 and the slide hook 28 of coupler mechanism engage.Now the upside of slide lid 19 opens the position of fluid reservoir 3 just, can change fluid reservoir 3, and after replacing, again push to slide lid 19, now slide lid 19 drives the second slide unit 30 to keep in the center.Slide hook 28 backs down by the downside boss of slide lid 19 simultaneously, makes it to depart from snap fit 24, slide unit 21 is moved up under the effect of the elastic force of spring 27 and applies certain thrust to the pressurizing piston 5 on top, and then produces pressure in fluid reservoir 3.

Claims (11)

1. an electronic cigarette pressurization liquid feed device, be arranged on electronic cigarette body, be communicated with electronic cigarette atomization device by liquid line, it is characterized in that: described pressurization liquid feed device comprises fluid reservoir, tobacco juice is imported and exported, pressurised driving device, and fluid reservoir and pressurised driving device are all arranged in a pressurization liquid feed device shell; Described tobacco juice is imported and exported and is arranged on fluid reservoir, and described fluid reservoir is the barrel-like structure that one end is closed, and tobacco juice imports and exports the one end being arranged on fluid reservoir and closing; The open at one end of fluid reservoir arranges ring cover and pressurizing piston, and pressurizing piston is arranged on inside ring cover, this pressurizing piston edge and fluid reservoir inner wall sealing and be slidably connected, and pressurizing piston contacts with pressurised driving device and arranges.

2. electronic cigarette pressurization liquid feed device according to claim 1, is characterized in that: described tobacco juice is imported and exported as single setting, and same opening is tobacco juice inlet, is also the outlet of pressurization tobacco juice.

3. electronic cigarette pressurization liquid feed device according to claim 1, is characterized in that: described tobacco juice is imported and exported and is set to twoport structure, arranges a tobacco juice inlet, then arranges a pressurization tobacco juice outlet.

4. the electronic cigarette pressurization liquid feed device according to claim 1,2 or 3, it is characterized in that: described pressurised driving device is lead-screw driving device, leading screw is axially fixed on the base of shell setting, match with leading screw and be provided with screw insert, screw insert can move axially, arrange handle bottom leading screw, screw insert top is arranged with contacting bottom pressurizing piston.

5. electronic cigarette pressurization liquid feed device according to claim 4, it is characterized in that: bottom described pressurizing piston, be all fixedly installed the permanent magnet of pairing with screw insert top, the permanent magnet polarity of this pairing is different to be arranged in adhesive shape, and arranges spring between permanent magnet and screw insert.

6. the electronic cigarette pressurization liquid feed device according to claim 1,2 or 3, it is characterized in that: described pressurised driving device is strong magnetic body drive, the base of drive unit shell arranges the leading screw of axial restraint, leading screw bottom arranges turning handle, leading screw is arranged the screw insert moved axially, screw insert top and pressurizing piston bottom respectively arrange the relative and powerful permanent magnet matched of polarity.

7. the electronic cigarette pressurization liquid feed device according to claim 1,2 or 3, it is characterized in that: described pressurised driving device is brute spring drive unit, described drive unit outer casing base is fixedly installed axial spring guide rail, sheathed brute spring outside spring guide rail, brute spring upper end arranges the slide unit with locking mechanism, this slide unit can slide up and down along spring guide rail, and slide unit upper end is arranged with contacting bottom described pressurizing piston.

8. electronic cigarette pressurization liquid feed device according to claim 7, it is characterized in that: the slide unit with locking mechanism that described brute spring is arranged is fixedly installed on the top of brute spring, this slide unit arranges the snap fit stretched out downwards, and this snap fit has the outer surface of inclination; Corresponding, the base of shell is provided with the slide hook of transverse shifting, and this slide hook is arranged on a slide block laterally slided, and this slide hook has arc-shaped outer surface, and the slide block laterally slided arranges back-moving spring.

9. electronic cigarette pressurization liquid feed device according to claim 8, it is characterized in that: described pressurization liquid feed device shell arranges side cover, outside slide unit and spring guide rail, the second slide unit is set again, this side cover is fixedly connected with the second slide unit, and can slide with the second slide unit one, the inside bottom of this side cover arranges in trapezoidal to inner convex platform, and this boss position is corresponding with the end of the transverse slider be arranged on base and push against and contact.

10. according to claim 8 or claim 9 electronic cigarette pressurization liquid feed device, it is characterized in that: the upper end of the slide unit that described brute spring upper end is arranged is provided with little spring and permanent magnet, described pressurizing piston bottom is also provided with the pairing permanent magnet different with permanent magnet polarity on slide unit, this pairing permanent magnet is separately fixed at slide unit upper end and pressurizing piston lower end, is contacted by magnetic attracting power.

11. electronic cigarette pressurization liquid feed devices according to claim 7, it is characterized in that: the upper end of the slide unit that described brute spring upper end is arranged is provided with little spring and permanent magnet, described pressurizing piston bottom is also provided with the pairing permanent magnet different with permanent magnet polarity on slide unit, this pairing permanent magnet is separately fixed at slide unit upper end and pressurizing piston lower end, is contacted by magnetic attracting power.