CN205547358U - Pneumatic sensor , air current processing apparatus and electron cigarette based on triboelectricity - Google Patents

Abstract

The utility model discloses a pneumatic sensor based on the triboelectricity, include: shell, inside are formed with holding chamber, are formed with the air inlet on the lateral wall, are formed with the gas outlet on the diapire, the vibrating diaphragm subassembly sets up in the inside holding chamber of shell, respectively and be formed with between the diapire of signal output subassembly and shell and vibrate the clearance, the signal output subassembly, the fixed setting in the inside holding chamber of shell, the signal output subassembly sets up with the vibrating diaphragm subassembly relatively to form frictional interface, one side relative with the vibrating diaphragm subassembly is formed with the protruding structure of notch cuttype on the signal output subassembly. The utility model also discloses an air current processing apparatus and electron cigarette. The utility model discloses increase the protruding structure of notch cuttype on frictional interface, fully fill the space the when vibration rubs between vibrating diaphragm subassembly and the signal output subassembly, increased the rubbing contact area of vibrating diaphragm subassembly with the signal output subassembly, reached the purpose that improves pneumatic sensor output signal and sensitivity.

Description

Pneumatic transmitter based on triboelectricity, airflow treatment device and electronic cigarette

Technical field

This utility model relates to triboelectricity field, particularly relates to a kind of Pneumatic sensing based on triboelectricity Device, airflow treatment device and electronic cigarette.

Background technology

Electronic cigarette is a kind of electronic product imitating Medicated cigarette, has the outward appearance as Medicated cigarette, smog, taste Road and sensation.It is by means such as atomizations, after nicotine etc. is become steam, and allow user sucks one Plant product.

Along with the development of people's life requirement, there is no the tar in conventional cigarette due to electronic cigarette, hang Other harmful components such as floating microgranule, increasing people selects to use electronic cigarette to replace conventional cigarette, has A little people also use electronic cigarette to give up smoking.

But the existing sensor construction being applied in electronic cigarette and complex manufacturing technology, cost of manufacture height High, output signal is low.Meanwhile, external signal processing module is required the highest, be also easy to appearance by outward The situation of boundary's vibration false triggering, capacity of resisting disturbance is weak, job stability is poor.

Utility model content

The purpose of this utility model is to provide one can significantly improve output signal strength and sensitivity Pneumatic transmitter based on triboelectricity, airflow treatment device and electronic cigarette.

For achieving the above object, a kind of pneumatic transmitter based on triboelectricity of the present utility model, air-flow The concrete technical scheme of processing means and electronic cigarette is:

A kind of pneumatic transmitter based on triboelectricity, including: shell, it is internally formed chamber resettling, Be formed with air inlet on sidewall, diapire is formed gas outlet, air inlet and gas outlet respectively with containing cavity Room is connected, to form current path；Vibrating diaphragm assembly, is arranged in the chamber resettling of enclosure, point Not and it is formed between signal component output and the diapire of shell and vibrates gap, at chamber resettling's internal gas flow Drive under, vibrating diaphragm assembly can be of reciprocating vibration relative to the diapire of signal component output and shell；Signal is defeated Go out assembly, for the signal output part of pneumatic transmitter, be fixedly installed in the chamber resettling of enclosure, Signal component output is oppositely arranged with vibrating diaphragm assembly, to form frictional interface, and vibrating diaphragm assembly of reciprocating vibration Sensing electric signals can be produced with signal component output phase mutual friction, and be exported by signal component output；Wherein, Side relative with vibrating diaphragm assembly on signal component output is formed with notch cuttype bulge-structure, with filling signal Space when vibration rubs between output precision and vibrating diaphragm assembly.

A kind of airflow treatment device, including above-mentioned pneumatic transmitter based on triboelectricity and signal processing Module, wherein, pneumatic transmitter based on triboelectricity is used for sensing air-flow and passes through, and at the work of air-flow By lower generation sensing electric signals；Signal processing module, is connected with pneumatic transmitter based on triboelectricity, For receiving, process sensing electric signals, and control the signal of telecommunication according to sensing electric signals output.

A kind of electronic cigarette, including above-mentioned airflow treatment device and tobacco rod, nebulizer, power supply apparatus.

Pneumatic transmitter based on triboelectricity of the present utility model, airflow treatment device and electronic cigarette have Advantages below:

1) pneumatic transmitter based on triboelectricity of the present utility model increases notch cuttype on frictional interface Bulge-structure (such as circle, triangle etc.), can be sufficient filling with vibrating diaphragm assembly and signal component output it Between vibration friction time space, add the CONTACT WITH FRICTION area of vibrating diaphragm assembly and signal component output, enter And reached to improve pneumatic transmitter output signal and the purpose of sensitivity.

2) structure of pneumatic transmitter based on triboelectricity of the present utility model and processing technology is simple, Cost of manufacture is low, it is only necessary to signal component output, vibrating diaphragm assembly etc. are directly loaded in shell, than Pneumatic transmitter of the prior art is more suitable for commercial production.

3) pneumatic transmitter based on triboelectricity of the present utility model is low to the requirement of signal processing module, The design of signal processing module can be easily passed through to the signal of telecommunication distinguishing air-flow and vibration interference produces, Thus it is effectively prevented the false triggering of vibration interference, improve the stability of pneumatic transmitter work.

4) pneumatic transmitter based on triboelectricity of the present utility model reduce electronic cigarette cost of manufacture, Simplify the processing technology of electronic cigarette, and be effectively prevented the false triggering of vibration interference, improve electronics The stability of cigarette work.

Accompanying drawing explanation

Fig. 1 is the axonometric chart of pneumatic transmitter based on triboelectricity of the present utility model；

Fig. 2 is the section view of the first embodiment of pneumatic transmitter based on triboelectricity of the present utility model Figure；

Fig. 3 is the section view of the second embodiment of pneumatic transmitter based on triboelectricity of the present utility model Figure；

Fig. 4 is the section view of the 3rd embodiment of pneumatic transmitter based on triboelectricity of the present utility model Figure；

Fig. 5 is the section view of the 4th embodiment of pneumatic transmitter based on triboelectricity of the present utility model Figure；

Fig. 6 is the section view of the 5th embodiment of pneumatic transmitter based on triboelectricity of the present utility model Figure；

Fig. 7 is the section view of the sixth embodiment of pneumatic transmitter based on triboelectricity of the present utility model Figure

Fig. 8 is the structural representation of electronic cigarette of the present utility model.

Detailed description of the invention

In order to be better understood by the purpose of this utility model, structure and function, below in conjunction with the accompanying drawings, to this A kind of based on triboelectricity pneumatic transmitter, airflow treatment device and the electronic cigarette of utility model do into one Walk detailed description.

As shown in Figures 1 to 7, pneumatic transmitter based on triboelectricity of the present utility model includes shell 110, vibrating diaphragm assembly 120 and signal component output 130.Wherein, shell 110 is cylindrical structural, Shell 110 be internally formed chamber resettling 111, the sidewall of shell 110 is formed air inlet 112, The air inlet 112 being formed on diapire on gas outlet 113, and shell 110 and gas outlet 113 respectively with Chamber resettling 111 within shell 110 is connected, to form the current path inside and outside through shell 110. It should be noted that the preferably cylindrical structure of shell in this utility model, but according to actual needs, also May be configured as other shapes, as square etc..Additionally, the air inlet on shell and the size of gas outlet, shape Shape and quantity can be arranged according to actual needs, are not specifically limited herein.

Further, vibrating diaphragm assembly 120 be preferably shaped to strip, strip vibrating diaphragm assembly 120 is arranged In the chamber resettling 111 within shell 110, and vibrating diaphragm assembly 120 respectively with signal component output Vibration gap it is formed with, at the band of chamber resettling 111 internal gas flow between 130 and the diapire of shell 110 Under Dong, vibrating diaphragm assembly 120 can be of reciprocating vibration relative to the diapire of signal component output 130 and shell 110. Wherein, the vibrating diaphragm assembly preferably one end in this utility model is fixedly installed, and one end is freely arranged, but root According to being actually needed, it is possible to be set to two ends and be all fixedly installed, concrete set-up mode no longer describes in detail.

Further, signal component output 130 is the signal output part of pneumatic transmitter, is fixedly installed outside In chamber resettling 111 within shell 110.Wherein, signal component output 130 and vibrating diaphragm assembly 120 phase To setting, to form frictional interface, vibrating diaphragm assembly 120 of reciprocating vibration and signal component output 130 phase Mutual friction can produce sensing electric signals, and and then is exported by signal component output 130.

Further, it is convex that the side that signal component output 130 is relative with vibrating diaphragm assembly 120 is provided with notch cuttype Play structure 140, with sky when vibration rubs between filling signal output precision 130 and vibrating diaphragm assembly 120 Gap.

Specifically, as shown in Figures 2 and 3, in this utility model, notch cuttype bulge-structure 140 includes Multiple spaced salient points, wherein, away from salient point highly preferred little of the air inlet on side wall of outer shell In the height of the salient point of the air inlet on side wall of outer shell, with in notch cuttype, the cross sectional shape of salient point can For arc (shown in Fig. 2), polygon (shown in Fig. 3) or other irregular shapes etc..So, Designed by said structure and fully solve on vibrating diaphragm assembly 120 away from the air inlet on side wall of outer shell Partial vibration amplitude is big, and the problem that the partial vibration amplitude of the air inlet on side wall of outer shell is little.

Alternatively, as shown in Figures 4 to 6, in this utility model, notch cuttype bulge-structure 140 wraps Include a continuous print convex surface, wherein, away from the height of position of the air inlet on side wall of outer shell on convex surface Less than the height of the position of the air inlet on the side wall of outer shell, with in notch cuttype, the cross section shape of convex surface Shape can for scarf (shown in Fig. 4), arc surfaced (Fig. 7), wavy surface shape (shown in Fig. 5) or its His irregular shape (shown in Fig. 6) etc..

Thus, when electronic cigarette works, produce air-flow in electronic cigarette cavity, due to the flowing of air-flow, make Obtain the surface contact friction of the vibrating diaphragm assembly in pneumatic transmitter and signal component output, produce electrostatic effect Should, thus produce smoking and trigger the signal of telecommunication, but due to when vibrating diaphragm assembly vibrates with the connecing of signal component output Touch and there is space, it is impossible to realize the full contact friction of frictional interface, reduce output signal.This practicality A side surface relative with vibrating diaphragm assembly on signal component output in novel sets up notch cuttype bulge-structure After (such as circular, triangle), then can fill vibration friction between vibrating diaphragm assembly and signal component output Time space, add the CONTACT WITH FRICTION area of vibrating diaphragm assembly and signal component output, and then reached to carry High pneumatic transmitter output signal and the purpose of sensitivity.

Further, the signal component output 130 in this utility model can include electrode unit.Wherein, electricity Pole unit is oppositely arranged with vibrating diaphragm assembly, to form frictional interface, and preferably, on electrode unit with The side that vibrating diaphragm assembly is relative is formed with notch cuttype bulge-structure.It should be noted that in this utility model The material of electrode unit can be metal or conducting metal oxide.

It is further preferred that the signal component output 130 in this utility model includes what stacking was arranged Electrode unit and the first friction film unit.Wherein, the first friction film unit is relative with vibrating diaphragm assembly sets Put, to form frictional interface, and preferably, relative with vibrating diaphragm assembly on the first friction film unit Side is formed with notch cuttype bulge-structure.

Further, the vibrating diaphragm assembly 120 in this utility model can include diaphragm element.Wherein, vibrating diaphragm list Unit is oppositely arranged with signal component output, to form frictional interface.

Further, alternatively, the vibrating diaphragm assembly 120 in this utility model includes that what stacking arranged shakes Film unit and flexible electrode unit.Wherein, diaphragm element is oppositely arranged with signal component output, to be formed Frictional interface, flexible electrode unit and signal component output are two signal output parts of pneumatic transmitter. It should be noted that the material of flexible electrode unit can be selected for metal or conducting metal oxide, and can pass through Technology well known by persons skilled in the art, as magnetron sputtering technique is worked on diaphragm element, and not shadow Ring the condition that can produce deformation of diaphragm element.

Further, to may also include the second friction thin for pneumatic transmitter based on triboelectricity of the present utility model Film unit.Wherein, the second friction film unit is arranged on the inner side of outer shell bottom wall, and corresponding to shell It is provided with pore at gas outlet on diapire.Set additionally, the second friction film unit is relative with vibrating diaphragm assembly Putting, to form frictional interface, and on the second friction film unit, the side relative with vibrating diaphragm assembly is formed Notch cuttype bulge-structure.

Further, the material of the diaphragm element in this utility model is preferably Kynoar (PVDF), The material of the first friction film unit and the second friction film unit is preferably polyethylene terephthalate Ester (PET).Certainly, the diaphragm element in this utility model, the first friction film unit and second rub The material wiping film unit can also be selected from materials described below as required: vinyon, polypropylene plastics, Polrvinyl chloride, perfluoroethylene-propylene, chlorosulfonated polyethylene, tetrafluoroethylene-ethylene copolymer, poly-trifluoro Vinyl chloride, politef, polystyrene, chlorinated polyether, polyphenylene sulfide, ethene-vinyl acetate are common Polymers, Kapton, aniline-formaldehyde resin thin film, polyformaldehyde thin film, ethyl cellulose film, Polyamide film, melamino-formaldehyde thin film, Polyethylene Glycol succinate thin film, cellulose membrane, fibre Dimension element acetate films, 10PE27 thin film, polydiallyl phthalate thin film, fibre Dimension (regeneration) sponge films, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene Butadiene copolymer thin film, staple fibre thin film, polymethyl methacrylate film, polyvinyl alcohol film, Polyisobutylene thin film, pet film, polyvinyl butyral film, formaldehyde benzene Phenol condensation polymer thin film, neoprene thin film, butadiene-propylene copolymer thin film, natural rubber films, fourth Base rubber film, nitrile rubber thin film, hydrogenated butyronitrile thin film, polyacrylonitrile thin film, acrylonitrile vinyl chloride Copolymer film, silicon rubber film, ethylene propylene diene rubber thin film, butadiene-styrene rubber thin film, isoprene rubber are thin Film, butadiene rubber thin film or fluorubber thin film.

It is moreover observed that, because different material makes required for the body surface that electron detachment is original Work function is otherwise varied, and when having two material contacts of different electrostatic or separating, work function is little Material surface lose electronics and positively charged, the most just can be with the output sensing signal of telecommunication, therefore at the selection of material Time, the material that the first friction film unit and the second friction film unit should be made to select is selected with diaphragm element Material electrostatic sequence difference.

Further, the material of the shell in this utility model can be conductive material, it is also possible to for non-conductive Material.Wherein, when the material of shell is conductive material, it is necessary to assure electrode unit is with shell the most not Contact, such as: can be by arranging the contact portion of dielectric isolation layer isolation electrode unit and shell；When outward When shell is conductive metal material, it is possible not only to electrode unit together as two letters of pneumatic transmitter Number outfan, also can play the effect of shielding, prevent the interference of external electromagnetic signal；Material when shell During for non-conducting material, in order to prevent the interference of external electromagnetic signal, play the effect of shielding, also need to be The outside cladding metal screen layer of shell.

This utility model additionally provides a kind of airflow treatment device.This airflow treatment device includes: above-mentioned base Pneumatic transmitter and signal processing module in triboelectricity.Wherein, Pneumatic sensing based on triboelectricity Device is used for sensing air-flow and passes through, and by air-flow by time act on mechanical energy thereon and be converted into sensing telecommunications Number output；Signal processing module, the outfan phase of its input and pneumatic transmitter based on triboelectricity Even, for receiving, process the sensing electric signals of pneumatic transmitter based on triboelectricity output, and according to The output of this sensing electric signals controls the signal of telecommunication.

Further, signal processing module includes: amplification module, rectification module, filtration module, modulus turn Die change block, micro-control module and power module；Wherein, amplification module, its input is sent out with based on friction The outfan of the pneumatic transmitter of electricity is connected, for amplifying the sensing electric signals of pneumatic transmitter output；Whole Flow module, its input is connected with the outfan of amplification module, after the amplification to amplification module output Sensing electric signals carry out rectification process；Filtration module, its input is connected with the outfan of rectification module, Interference noise in the sensing electric signals filtering rectification module output；Analog-to-digital conversion module, its input End is connected with the outfan of filtration module, for being converted to by the analog sensing signal of telecommunication that filtration module exports The digital sense signal of telecommunication；Micro-control module, its input is connected with the outfan of analog-to-digital conversion module, root According to the digital sense signal of telecommunication of analog-to-digital conversion module output, output controls the signal of telecommunication；Power module, it is defeated Go out end respectively with the power input of amplification module, the power input of rectification module, the electricity of filtration module Source input, the power input of analog-to-digital conversion module are connected with the power input of micro-control module, use In providing electric energy.

Alternatively, micro-control module is for carrying out the voltage of the digital sense signal of telecommunication with predetermined voltage threshold Relatively, if the voltage of the digital sense signal of telecommunication is less than predetermined voltage threshold, then micro-control module exports low electricity The flat control signal of telecommunication；If the voltage of the digital sense signal of telecommunication is greater than or equal to predetermined voltage threshold, then micro-control Molding block output high level controls the signal of telecommunication.

Alternatively, micro-control module is additionally operable to enter the frequency of the digital sense signal of telecommunication with predeterminated frequency scope Row compares, if the frequency of the digital sense signal of telecommunication is not belonging to predeterminated frequency scope, then micro-control module output The low level control signal of telecommunication；If the frequency of the digital sense signal of telecommunication belongs to predeterminated frequency scope, then microcontroller Module output high level controls the signal of telecommunication.

It should be noted that, micro-control module can only judge the magnitude of voltage of the digital sense signal of telecommunication, it is possible to Only to judge the frequency of the digital sense signal of telecommunication, it is also possible to judge the magnitude of voltage of the digital sense signal of telecommunication simultaneously And frequency, magnitude of voltage and frequency to numeral sensing electric signals judge simultaneously, can reduce rate of false alarm, Make its work the most accurate and stable.

This utility model additionally provides a kind of electronic cigarette.As shown in Figure 8, electronics tobacco bale of the present utility model Include: said flow processing means 210, tobacco rod 220, nebulizer 230 and power supply apparatus 240.Specifically For, power supply apparatus 240 is powered for nebulizer 230 and airflow treatment device 210, airflow treatment device 210 are connected with nebulizer 230.Additionally, be provided with air inlet (not shown) and cigarette on electronic cigarette Mouth 250, the smog that airflow treatment device 210 is positioned at the air inlet with electronic cigarette, cigarette holder 250 communicates leads to In road.

Thus, when user is by cigarette holder 250 air-breathing, air-flow enters air-flow by the air inlet of electronic cigarette Processing means 210 so that shaking within the pneumatic transmitter based on triboelectricity in airflow treatment device Membrane module and signal component output contact with each other friction, and generation sensing electric signals, this sensing electric signals is believed After number processing module reception processes, signal processing module can produce corresponding control according to this sensing electric signals The signal of telecommunication, thus control the work of coupled nebulizer 230 so that it is the ree-oil volatilization on side thus Producing smog, produced smog is smoked for user by smoke path.

Pneumatic transmitter structure based on triboelectricity of the present utility model and processing technology are simple, be fabricated to This is low, and the requirement to signal processing module is low, in the case of extraneous vibration stress, is not enough to meanwhile Make between the frictional layer of pneumatic transmitter, to produce the output of the obvious signal of telecommunication, owing to air-flow is by producing Higher voltage signal, can easily pass through signal processing module design and distinguish air-flow and vibration interference The sensing electric signals produced, thus it is effectively prevented the false triggering of vibration interference, improve pneumatic transmitter The stability of work.

It addition, the electronic cigarette of application said flow processing means of the present utility model, significantly reduce electricity The cost of manufacture of sub-cigarette, simplify the processing technology of electronic cigarette, and be effectively prevented the mistake of vibration interference Trigger, improve the stability of electronic cigarette work.

The various modules being previously mentioned in this utility model are all for by hard-wired circuit, although some of which Module is integrated with software, but this utility model claimed be the hardware electricity of the function that integrated software is corresponding Road, and it is not only software itself.

By specific embodiment, this utility model is further described above, it should be appreciated that It is, the most concrete description, should not be construed as the restriction to spirit and scope of the present utility model, ability The various amendments that above-described embodiment is made by those of ordinary skill in territory after reading this specification, all belong to In the scope that this utility model is protected.

Claims (10)

1. a pneumatic transmitter based on triboelectricity, it is characterised in that including:

Shell, has been internally formed chamber resettling, and sidewall is formed air inlet, diapire is formed and gives vent to anger Mouthful, air inlet is connected with chamber resettling respectively with gas outlet, to form current path；

Vibrating diaphragm assembly, is arranged in the chamber resettling of enclosure, respectively with signal component output and shell Diapire between be formed vibration gap, under the drive of chamber resettling's internal gas flow, vibrating diaphragm assembly can phase Diapire for signal component output and shell is of reciprocating vibration；

Signal component output, for the signal output part of pneumatic transmitter, is fixedly installed on the appearance of enclosure Putting in chamber, signal component output is oppositely arranged with vibrating diaphragm assembly, to form frictional interface, of reciprocating vibration Vibrating diaphragm assembly can produce sensing electric signals with signal component output phase mutual friction, and by signal component output Output；

Wherein, side relative with vibrating diaphragm assembly on signal component output is formed with notch cuttype bulge-structure, With space when vibration rubs between filling signal output precision and vibrating diaphragm assembly.

Pneumatic transmitter based on triboelectricity the most according to claim 1, it is characterised in that Notch cuttype bulge-structure on signal component output includes multiple spaced salient point, away from side wall of outer shell On the height of salient point of air inlet less than the height of the salient point of the air inlet on the side wall of outer shell, with in Notch cuttype.

Pneumatic transmitter based on triboelectricity the most according to claim 1, it is characterised in that Notch cuttype bulge-structure on signal component output includes a continuous print convex surface, away from shell side on convex surface The height of the position of the air inlet on wall is less than the height of the position of the air inlet on side wall of outer shell Degree, with in notch cuttype.

4. according to described pneumatic transmitter based on triboelectricity arbitrary in claims 1 to 3, its Being characterised by, signal component output includes that electrode unit, electrode unit are oppositely arranged with vibrating diaphragm assembly, with Form the side relative with vibrating diaphragm assembly on frictional interface, and electrode unit and be formed with notch cuttype projection knot Structure.

5. according to described pneumatic transmitter based on triboelectricity arbitrary in claims 1 to 3, its Being characterised by, signal component output includes electrode unit and the first friction film unit that stacking arranges, One friction film unit is oppositely arranged with vibrating diaphragm assembly, to form frictional interface, and the first friction film list Side relative with vibrating diaphragm assembly in unit is formed with notch cuttype bulge-structure.

6. according to described pneumatic transmitter based on triboelectricity arbitrary in claims 1 to 3, its Being characterised by, vibrating diaphragm assembly includes that diaphragm element, diaphragm element are oppositely arranged with signal component output, with Form frictional interface.

7. according to described pneumatic transmitter based on triboelectricity arbitrary in claims 1 to 3, its Being characterised by, vibrating diaphragm assembly includes diaphragm element and the flexible electrode unit that stacking arranges, diaphragm element with Signal component output is oppositely arranged, and to form frictional interface, flexible electrode unit and signal component output are Two signal output parts of pneumatic transmitter.

8. according to described pneumatic transmitter based on triboelectricity arbitrary in claims 1 to 3, its It is characterised by, also includes that the second friction film unit, the second friction film unit are arranged on outer shell bottom wall Inner side, and corresponding to being provided with pore at the gas outlet in outer shell bottom wall；Second friction film unit with Vibrating diaphragm assembly is oppositely arranged, to form frictional interface, and on the second friction film unit with vibrating diaphragm assembly phase To side be formed with notch cuttype bulge-structure.

9. an airflow treatment device, it is characterised in that include institute any one of claim 1 to 8 The pneumatic transmitter based on triboelectricity stated and signal processing module, wherein, based on triboelectricity Pneumatic transmitter is used for sensing air-flow and passes through, and produces sensing electric signals under the effect of air-flow；At signal Reason module, is connected with pneumatic transmitter based on triboelectricity, is used for receiving, processing sensing electric signals, And control the signal of telecommunication according to sensing electric signals output.

10. an electronic cigarette, it is characterised in that include the airflow treatment device described in claim 9 And tobacco rod, nebulizer, power supply apparatus.