Detailed description of the invention
Below, by exemplary embodiment, the present invention is specifically described.But should be appreciated that element, structure and feature in an embodiment also can be attached in other embodiments valuably when not describing further.
See Fig. 1 and Fig. 2, as shown in Figure 1 and Figure 2, the invention provides a kind of electronic cigarette pneumatic transmitter, this electronic cigarette pneumatic transmitter comprises battery lead plate 1, diaphragm element and the shell 2 set gradually from top to bottom, its housing 2 inside has cavity, the top of shell 2 offers window 23, battery lead plate 1, diaphragm element are arranged in the cavity of shell by window 23, shell 2 sidewall is provided with air admission hole 21, the bottom of shell 2 is provided with at least one suction hole 22, and window, suction hole and air admission hole are all and cavity connects.
Battery lead plate 1 is placed on the inside of shell 2, and battery lead plate 1 is a signal output part of electronic cigarette pneumatic transmitter, and the top of battery lead plate 1 is provided with can the wire 7 of sending out signals.
Diaphragm element is arranged on that shell 2 is inner, and diaphragm element is provided with the vibrating diaphragm 6 that can vibrate under the effect of air-flow, one end of vibrating diaphragm 6 is stiff end, is fixed on diaphragm element, and the other end of vibrating diaphragm 6 is free end, can under the effect of air-flow vertical tremor.
Further, diaphragm element comprises the upper gasket 3, support ring 5 and the lower gasket 4 that be arranged in parallel, upper gasket 3, lower gasket 4 are all provided with opening in the position of corresponding air admission hole, wherein, the stiff end of vibrating diaphragm 6 is fixed on support ring 5, preferably, this stiff end corresponds to upper gasket 3, the opening part of lower gasket 4 is fixed, the stiff end of vibrating diaphragm 6 is corresponding with the air admission hole 21 of shell, and like this when air admission hole air inlet, vibrating diaphragm 6 is sensitiveer by variations in flow.
In addition, the side of vibrating diaphragm 6 is towards outer casing bottom, and the opposite side of vibrating diaphragm 6, towards battery lead plate 1, because upper gasket 3 and lower gasket 4 all have certain thickness, makes to be arranged on vibrating diaphragm on support ring 5 and outer casing bottom, battery lead plate all have gap like this.
As a kind of embodiment, vibrating diaphragm 6 is trapezoidal film, when being arranged on by vibrating diaphragm on support ring 5, can be fixed on support ring 5 by the minor face of trapezoidal vibrating diaphragm; Or, the long limit of trapezoidal vibrating diaphragm is fixed on support ring, when selecting long limit to fix, is more conducive to vibration, outputs signal more stable.By selecting minor face to fix or long limit is fixed, the signal magnitude of adjustable electronic cigarette pneumatic transmitter, vibrating diaphragm also can be other shapes herein certainly, is not specifically limited herein.
Further, as shown in Figure 1, battery lead plate 1 stacked be arranged on shell 2 parallel with diaphragm element is inner, particularly, shell 2, battery lead plate 1, diaphragm element are arrange with one heart, and the outer wall of shell 2 is arranged on the outside of battery lead plate 1 and diaphragm element, the air admission hole that the opening on diaphragm element corresponds on shell 2 is arranged.
See Fig. 3, its first friction structure schematic diagram of electronic cigarette pneumatic transmitter for providing in the present invention.As shown in Figure 1, Figure 3, in the present embodiment, battery lead plate 1 and shell 2 form two signal output parts, and shell 2, as negative pole, is arranged for insulating between shell 2 and battery lead plate 1.Thus, can there is deformation and contact or be separated with described battery lead plate 1 and then form frictional interface in the free end of vibrating diaphragm 6 under the effect of air-flow.
During air-breathing, produce air-flow in cavity, the free end of vibrating diaphragm can be enable under the effect of air-flow deformation to occur and contacts with battery lead plate or be separated, concrete, because vibrating diaphragm is in airflow field, air-flow makes vibrating diaphragm free end wave up and down, and then forms frictional interface and friction generation electric charge.The size and shape of suction hole and the quantity of air admission hole, size and shape can be arranged according to actual needs, are not specifically limited herein.
When from suction hole 22 air-breathing, air-flow is produced in cavity, the free end generation deformation of vibrating diaphragm 6 is made under the effect of air-flow, and vibrating diaphragm is in airflow field, air-flow makes vibrating diaphragm free end wave up and down, and now vibrating diaphragm 6 and battery lead plate 1 become contact condition from released state, form frictional interface between vibrating diaphragm 6 and battery lead plate 1, produce triboelectric charge between vibrating diaphragm 6 and battery lead plate 1, and then the electrical potential difference between battery lead plate 1 and shell 2 is changed; Along with the change of suction, the distance between vibrating diaphragm 6 free end and battery lead plate 1 and contact area change, and the amount of triboelectric charge is also changed thereupon, and then the electrical potential difference between battery lead plate 1 and shell 2 is together changed thereupon; After suction disappears, the free end of vibrating diaphragm 6 is kept in the center, and the electrical potential difference between battery lead plate 1 and shell 2 returns back to original state, thus creates the signal of telecommunication.Now, battery lead plate 1 and shell 2 are the signal output part of electronic cigarette pneumatic transmitter.
Alternatively, in the present embodiment, the surface of battery lead plate 1 also can be provided with high polymer layer 11, and high polymer layer 11 is arranged towards vibrating diaphragm 6, and now, high polymer layer 11 and vibrating diaphragm 6 form frictional interface, and concrete principle no longer describes in detail.
Alternatively, in the present embodiment, the bottom inside of shell 2 also can be provided with high polymer layer, and this high polymer layer is arranged towards vibrating diaphragm 6, and now, this high polymer layer and vibrating diaphragm 6 can form frictional interface.In addition, on this high polymer layer, corresponding outer casing bottom suction hole 22 is provided with at least one hole, so that air-breathing.
The material of above-mentioned battery lead plate can be metal or conducting metal oxide.Vibrating diaphragm is nonmetallic vibration film, and the material of vibrating diaphragm can be selected from vinyon, polypropylene plastics, polyvinyl chloride, perfluoroethylene-propylene, chlorosulfonated polyethylene, tetrafluoroethylene-ethylene copolymer, polytrifluorochloroethylene, polytetrafluoroethylene (PTFE), Kynoar, polystyrene, chlorinated polyether, polyphenylene sulfide, ethylene-vinyl acetate copolymer, Kapton, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, fiber (regeneration) sponge films, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, butyl rubber film, acrylonitrile-butadiene rubber film, hydrogenated butyronitrile film, polyacrylonitrile film, acrylonitrile vinyl chloride copolymer film, silicon rubber film, ethylene propylene diene rubber film, butadiene-styrene rubber film, isoprene rubber film, butadiene rubber film or fluorubber film.
The material of high polymer layer can be selected from vinyon, polypropylene plastics, polyvinyl chloride, perfluoroethylene-propylene, chlorosulfonated polyethylene, tetrafluoroethylene-ethylene copolymer, polytrifluorochloroethylene, polytetrafluoroethylene (PTFE), Kynoar, polystyrene, chlorinated polyether, polyphenylene sulfide, ethylene-vinyl acetate copolymer, Kapton, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, fiber (regeneration) sponge films, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, butyl rubber film, acrylonitrile-butadiene rubber film, hydrogenated butyronitrile film, polyacrylonitrile film, acrylonitrile vinyl chloride copolymer film, silicon rubber film, ethylene propylene diene rubber film, butadiene-styrene rubber film, isoprene rubber film, butadiene rubber film or fluorubber film.
Preferred as one, the material of above-mentioned vibrating diaphragm is preferably Kynoar (PVDF), and the material of high polymer layer is PETG (PET).
When high polymer layer 11 and vibrating diaphragm 6 rub, the material selected, should make high polymer layer 11 different with the electrostatic sequence of the material of vibrating diaphragm 6
In addition, when battery lead plate 1 and vibrating diaphragm 6 rub, the material selected, should make the material of battery lead plate 1 sort different from the electrostatic of the material of vibrating diaphragm 6.
See Fig. 4, its second friction structure schematic diagram of electronic cigarette pneumatic transmitter for providing in the present invention.As shown in Figure 4, in the present embodiment, the one side of vibrating diaphragm 6 away from battery lead plate 1 is provided with flexible electrode layer 61, battery lead plate 1 and flexible electrode layer 61 form two signal output parts.The material of flexible electrode layer can be metal or conducting metal oxide.It should be noted, flexible electrode layer, by technology well known by persons skilled in the art, as magnetron sputtering technique is worked on vibrating diaphragm, and does not affect the condition that can produce deformation of vibrating diaphragm.Meanwhile, in the present embodiment, shell 2 can form screen layer alone, to shield outside interfering signal.
When from suction hole 22 air-breathing, air-flow is produced in cavity, air-flow makes the free end generation deformation of vibrating diaphragm 6, and vibrating diaphragm is in airflow field, air-flow makes vibrating diaphragm free end wave up and down, and now vibrating diaphragm 6 and battery lead plate 1 become contact condition from released state, form frictional interface between vibrating diaphragm 6 and battery lead plate 1, produce triboelectric charge between vibrating diaphragm 6 and battery lead plate 1, and then the electrical potential difference between the flexible electrode layer on battery lead plate 1 and vibrating diaphragm 6 is changed; Along with the change of suction, the distance between vibrating diaphragm 6 free end and battery lead plate 1 and contact area change, and the amount of triboelectric charge is also changed thereupon, and then the electrical potential difference on battery lead plate 1 and vibrating diaphragm 6 between flexible electrode layer is together changed thereupon; After suction disappears, the free end of vibrating diaphragm 6 is kept in the center, and the electrical potential difference between battery lead plate 1 and flexible electrode layer returns back to original state, thus creates the signal of telecommunication.Now, battery lead plate 1 and flexible electrode layer are the signal output part of electronic cigarette pneumatic transmitter.
Alternatively, in the present embodiment, the surface of battery lead plate 1 also can be provided with high polymer layer 11, and high polymer layer 11 is towards vibrating diaphragm 6, and now, high polymer layer 11 and vibrating diaphragm 6 form frictional interface, and concrete principle no longer describes in detail.
Alternatively, in the present embodiment, the bottom inside of shell 2 also can be provided with high polymer layer, and this high polymer layer is arranged towards vibrating diaphragm 6, and now, this high polymer layer and vibrating diaphragm 6 can form frictional interface.In addition, on this high polymer layer, corresponding outer casing bottom suction hole 22 is provided with at least one hole, so that air-breathing.
Can with reference to above-mentioned first embodiment about the selection of material in the present embodiment.
Present invention also offers a kind of airflow treatment device, this airflow treatment device comprises: above-mentioned electronic cigarette pneumatic transmitter and circuit module, wherein: electronic cigarette pneumatic transmitter passes through for sensing air-flow, and output sensing signal; Circuit module receives and processes sensing signal, and exports control signal.
Fig. 5 is the structural representation of electronic cigarette embodiment provided by the invention, and as shown in Figure 5, this electronic cigarette 800 comprises: above-mentioned airflow treatment device 81 and tobacco rod 82, atomizer 84, power supply apparatus 83.
Particularly, power supply apparatus 83 is powered for atomizer 84 and airflow treatment device 81, and airflow treatment device 81 is connected with atomizer 84.Electronic cigarette 800 is provided with air inlet (not shown) and cigarette holder 85, airflow treatment device 81 is positioned at the air inlet with electronic cigarette 800, in the smoke path that cigarette holder 85 communicates, when user is by cigarette holder 85 air-breathing, air-flow enters airflow treatment device 81 by the air inlet of electronic cigarette 800, thus make form frictional interface in the internal structure of electronic cigarette pneumatic transmitter and produce triboelectric charge, and then make electronic cigarette pneumatic transmitter produce the signal of telecommunication, airflow treatment device 81 exports control signal control atomizer 84 according to the signal of telecommunication and works, make the tobacco tar volatilization on its side thus produce smog, the smog produced is smoked for user by smoke path.
The cost of manufacture of above-mentioned electronic cigarette pneumatic transmitter provided by the invention is low, require low to external signal processing circuit, simultaneously, when extraneous vibration is stressed, be not enough to make between the frictional layer of electronic cigarette pneumatic transmitter, to produce the obvious signal of telecommunication export, because air-flow is by producing higher voltage signal, the signal of telecommunication that air-flow and vibration interference generation are distinguished in signal processing circuit design can be easily passed through, thus effectively prevent the false triggering of vibration interference, improve the stability of electronic cigarette pneumatic transmitter work.In addition, present invention also offers the airflow treatment device comprising above-mentioned electronic cigarette pneumatic transmitter and circuit module, and airflow treatment device is applied in electronic cigarette, significantly reduce the cost of manufacture of electronic cigarette, simplify the manufacture craft of electronic cigarette, and effectively prevent the false triggering of vibration interference, improve the stability of electronic cigarette work.
Be appreciated that the present invention is described by some embodiments, those skilled in the art know, without departing from the spirit and scope of the present invention, can carry out various change or equivalence replacement to these characteristic sum embodiments.In addition, under the teachings of the present invention, can modify to adapt to concrete situation and material to these characteristic sum embodiments and can not the spirit and scope of the present invention be departed from.Therefore, the present invention is by the restriction of specific embodiment disclosed herein, and the embodiment in the right of all the application of falling into all belongs in the scope that the present invention protects.