CN203736645U - Handheld high-frequency ultrasonic atomization whole respiratory tract medicine guide-in device - Google Patents
Handheld high-frequency ultrasonic atomization whole respiratory tract medicine guide-in device Download PDFInfo
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- CN203736645U CN203736645U CN201420016414.9U CN201420016414U CN203736645U CN 203736645 U CN203736645 U CN 203736645U CN 201420016414 U CN201420016414 U CN 201420016414U CN 203736645 U CN203736645 U CN 203736645U
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- atomization
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- high frequency
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- 239000000919 ceramic Substances 0.000 claims abstract description 91
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- 239000011521 glass Substances 0.000 claims description 52
- 239000007788 liquid Substances 0.000 claims description 47
- 229940079593 drug Drugs 0.000 claims description 43
- 238000002604 ultrasonography Methods 0.000 claims description 41
- 239000003595 mist Substances 0.000 claims description 40
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- 230000000241 respiratory effect Effects 0.000 claims description 34
- 239000000463 material Substances 0.000 claims description 19
- 238000007664 blowing Methods 0.000 claims description 16
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 239000010977 jade Substances 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 229910010293 ceramic material Inorganic materials 0.000 abstract description 2
- 210000003456 pulmonary alveoli Anatomy 0.000 abstract 1
- 239000008187 granular material Substances 0.000 description 9
- 239000006199 nebulizer Substances 0.000 description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 8
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000008676 import Effects 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000011787 zinc oxide Substances 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229910000421 cerium(III) oxide Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 description 3
- XMFOQHDPRMAJNU-UHFFFAOYSA-N lead(ii,iv) oxide Chemical compound O1[Pb]O[Pb]11O[Pb]O1 XMFOQHDPRMAJNU-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 3
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- UFQXGXDIJMBKTC-UHFFFAOYSA-N oxostrontium Chemical compound [Sr]=O UFQXGXDIJMBKTC-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a handheld high-frequency ultrasonic atomization whole respiratory tract medicine guide-in device which comprises a shell and a cover, wherein the shell is provided with an air inlet, and the cover is provided with a fog outlet. A medicine cup and an atomization cover are arranged inside the shell, wherein the medicine cup is provided with an atomization piece, the atomization cover is located above the medicine cup, and the top of the atomization cover is provided with a fog discharge opening. A channel where fluid flows is formed among the air inlet, the fog outlet and the fog discharge opening. A fan is arranged near the air inlet. The body of the piezoelectric ceramic atomization piece is made of low power consumption piezoelectric ceramic materials. The handheld high-frequency ultrasonic atomization whole respiratory tract medicine guide-in device is small in power consumption and size, convenient to carry, low in cost and applicable to whole respiratory tract medicine guide in and lower respiratory tract pulmonary alveoli concentrated medicine feeding, and atomization particles are small.
Description
Technical field
this utility model relates to a kind of medicine gatherer, relates more specifically to the full respiratory drugs gatherer of a kind of hand-held high frequency ultrasound atomization.
Background technology
and an accompany field of development of medical research that and many medicines need to be by specific means, form the atomizing particle of specific size, could effectively be absorbed and utilize for a long time for the drug-supplying system of certain drug always.Ultrasound atomizer is to adopt electric energy liquid rotating to be turned to the process of fine drop, drives liquid transfer, and forms air pocket on the surface of specific interface, thereby constantly produce the droplet of certain size range by the resonance of piezoelectric ceramic piece.
existing high frequency ultrasound atomisation system, due to the restriction of piezoelectric ceramic piece, must adopt higher voltage, is therefore generally all connected electric power is provided with alternating current by socket, or adopt the high-voltage direct-current electricity of a large amount of batteries that electric power is provided.Higher power consumption causes whole system easily to produce heat, on the one hand makes system be difficult to maintain stable, also may cause the drug molecule activity in solution to be affected simultaneously, degeneration or other variations occur and makes drug failure.
on the other hand, because power consumption is high, the corresponding increase of needed accessory, it is relatively large that volume also becomes, and cannot realize portable operation, can only be fixed on the place that specifically has alternating current power supply, or be inconvenient to move because volume becomes greatly heavy.Meanwhile, high power consumption has also caused the expensive of whole atomized medicine introducing system, is unfavorable for promoting the use of at vast Disease.
in addition, liquid medicine is placed in the inner specific position of nebulizer by existing ultrasound atomizer, and generally non-dismountable, be unfavorable for the Preservation in sterile condition of medicine, do not utilize whole chamber is implemented to disinfect, clean to cleaning and bring inconvenience, the chance of polluting is increased greatly yet.
Summary of the invention
for overcoming the problems referred to above of the prior art, this utility model provides the atomization of a kind of hand-held high frequency ultrasound full respiratory drugs gatherer, the piezoelectric ceramic atomizer patch that this device has adopted low-power consumption material to make, thereby power consumption is little, volume is little, and with low cost, easy to operate, can be used for full respiratory tract administration treatment, thereby can effectively most of drug conveying be entered to blood arrival whole body to lower respiratory tract position and through lower respiratory tract.
the technical solution adopted in the utility model is: the full respiratory drugs gatherer of a kind of hand-held high frequency ultrasound atomization, comprise that bottom is provided with the housing with open space of air inlet and is arranged on the lid on the opening of open space of housing, on lid, be provided with fog outlet, the open space of housing is provided with the medicine glass with opening for placing medicinal liquid and is positioned at medicine glass top for assembling the poly-mist cover of mist, the bottom of poly-mist cover is positioned at the opening of medicine glass, and there is gap between the outer wall of the atomized cover in medicine glass and the inwall of medicine glass, between the poly-top of mist cover and the inwall of housing, be tightly connected, between the outer wall of medicine glass and the inwall of housing, form the first chamber, between the poly-outer wall of mist cover and the inwall of housing, form the second chamber, on medicine glass, be provided with piezoelectric ceramic atomizer patch, piezoelectric ceramic atomizer patch is positioned under the highest default medicinal liquid liquid level of medicine glass, the wall of cup of medicine glass is connected with housing by connector, and connector and/or be positioned at medicine glass on the highest default medicinal liquid liquid level wall of cup on offer the air vent for being communicated with the first chamber and the second chamber, on the top of atomized cover, be provided with mist exhausting port, mist exhausting port is communicated with fog outlet phase fluid, inherent its air inlet place of housing is provided with for the blowing device towards the blowing of fog outlet direction, medicine gatherer also comprises the atomization control circuit board being electrically connected with piezoelectric ceramic atomizer patch, piezoelectric ceramic atomizer patch comprises piezoelectric ceramics body, cover respectively on ceramic body, upper electrode layer on lower surface and lower electrode layer, upper electrode layer comprises the covering part covering on piezoelectric ceramics body upper surface and the extension that extends to the lower surface formation of piezoelectric ceramics body from the bending downwards of the edge of covering part, to encase the edge of piezoelectric ceramics body, lower electrode layer covers on the lower surface of piezoelectric ceramics body and edge is spaced a distance with the extension of upper electrode layer respectively, the covering part of upper electrode layer away from being also coated with a top electrode protective layer on the surface of piezoelectric ceramics body, piezoelectric ceramics body is made up of low-power consumption piezoceramic material, low-power consumption piezoceramic material comprises following main material component:
percentage by weight is 63.3 ~ 68.3% lead orthoplumbate (Pb
3
o
4
);
percentage by weight is 14.2 ~ 15.3% zirconium dioxide (ZrO
2
);
percentage by weight is 8.1 ~ 9.5% titanium dioxide (TiO
2
);
percentage by weight is 4.6 ~ 5.2% strontium oxide (SrO);
percentage by weight is 1.5 ~ 1.8% iron sesquioxide (Fe
2
o
3
);
percentage by weight is 1.0 ~ 1.4% tin ash (SnO
2
);
and following interpolation component
percentage by weight is 0.3 ~ 1.1% manganese dioxide (MnO
2
);
percentage by weight is 0.5 ~ 0.8% cerium sesquioxide (Ce
2
o
3
);
percentage by weight is 0.4 ~ 0.8% niobium pentaoxide (Nb
2
o
5
);
percentage by weight is 0.3 ~ 0.7% zinc oxide (ZnO
2
);
in actual use, the above each composition is according to recently design gross weight of weight percent, before batching, first join adding ingredient, join again main material, calculating principle is to account for the composition that weight percent is less to add according to the percentage ratio upper limit as far as possible, after the larger composition of weight percent, calculate, and limit on the lower interpolation according to percentage range, make its gross weight reasonable distribution.
piezoelectric ceramic atomizer patch of the present utility model adopts distinctive low-power consumption material, comprises main material and the adding ingredient of special ratios, reaches and can and produce high frequency ultrasound by low-voltage driving, thereby make medical liquid atomizing granule less, and atomizing effect is better.Wherein the strontium oxide in main material (SrO) can strengthen the stability in the large of ceramic material, makes the longer service life of atomizing piece, and quality is more stable; And the use of four kinds of adding ingredients of special ratios, significantly improve the performance of this piezoelectric ceramics, piezoelectric constant d33 can reach 328～391pC/N, and electromechanical coupling factor kp can reach 57.6%～69.1%, and mechanic quality factor can reach 1 519～1654.Thereby piezoelectric ceramics is more easily energized and produces ultrasonic concussion.
preferably, the surface of piezoelectric ceramics body is provided with multiple shrinkage pools.
more preferably, shrinkage pool be circular port, slotted eye, square hole, slot, prismatic hole or tri-angle-holed in one or more combination.The shape of shrinkage pool can be circle, ellipse, square, rectangle, rhombus or triangle and other various rules or irregular polygon.The shrinkage pool on atomizing piece surface, on same a slice atomizing piece, can be the shrinkage pool that only contains a kind of shape, also can comprise variform shrinkage pool.The quantity of atomizing piece surface pitting can be that the density of shrinkage pool can be uniformly distributed, also can uneven distribution by atomizing piece size and the definite arbitrary value of user demand.On same a slice atomizing piece, a kind of shrinkage pool quantity of shape can be any appropriate numerical value.The degree of depth of shrinkage pool can, by adopting the obtainable arbitrary value of particular process method, mainly be determined by the particular demands of processing method and spraying system.
preferably, mist exhausting port is multiple, and multiple mist exhausting ports are evenly distributed along the circumferential interval, top of atomized cover.Like this, larger atomizing particle can be blocked in chamber, and less atomizing particle is discharged from mist exhausting port, and discharge for user and suck via fog outlet, make medicinal rate higher, certainly, multiple mist exhausting ports also can inhomogeneously be arranged, and arrange according to the actual requirements.
preferably, extend along camber line substantially the longitudinal section of piezoelectric ceramic atomizer patch.
more preferably, the radian of above-mentioned camber line is 0 ~ π., piezoelectric ceramic atomizer patch is the arc that radian is 0 ~ π substantially.Above-mentioned piezoelectric ceramic atomizer patch can be plane configuration, can be also a kind of structure of curved face type, is square or rectangular (can be also other shapes) in the situation that shakeouing.The demand that the radian of atomizing piece bending imports according to medicine, can be set to any radian value between 0 ~ π.Meanwhile, can be according to specific atomization demand, a part for atomizing piece is set to curved-surface structure, and remainder retains planar structure, if part requires to be preferably integrated symmetric structure for arc, is distributed in symmetrically the both sides at piezoelectric ceramic atomizer patch center.Can be at the discontinuous curved-surface structure of some region divisions, other regions are planar structure.At this, those skilled in the art can adjust according to actual needs.
further, the ultrasonic frequency that piezoelectric ceramic atomizer patch produces is 1.0 ~ 10 megahertzes (MHz).The atomizing piece that the piezoceramic material of special low-power consumption of the present utility model is made can reach high frequency atomizing effect, makes degree of atomization high, and mist granule is little, and most of granule can effectively enter lower respiratory tract position, can realize full respiratory tract and suck.
further, the ultrasonic frequency that piezoelectric ceramic atomizer patch produces is 3 ~ 6 megahertzes.
further, the diameter of the atomizing particle of the medicinal liquid that piezoelectric ceramic atomizer patch forms is 0.1 ~ 5 micron, and meta particle diameter is 2.5 ~ 3 microns.
further, the diameter of the atomizing particle of the medicinal liquid that piezoelectric ceramic atomizer patch forms is 2 ~ 4 microns, and meta particle diameter is 2.5 ~ 3 microns.
preferably, the upper electrode layer of piezoelectric ceramic atomizer patch, lower electrode layer are respectively gold electrode layer or silver electrode layer, and top electrode protective layer is alloy layer or glaze protective layer.Top electrode protective layer plays a protective role to upper electrode layer.
preferably, the full respiratory drugs gatherer of hand-held high frequency ultrasound atomization also comprises the set of cells that is used to atomization control circuit board and/or blowing device power supply.
more preferably, the voltage of set of cells is 1.5v ~ 10 v, and further preferably, the voltage of set of cells is 1.5v ~ 4.5 v.This utility model is by the special material design of low-power consumption piezoelectric ceramic atomizer patch and the structural design of curved-surface structure and surface pitting, make piezoelectric ceramic atomizer patch to drive and to produce high-frequency ultrasonic by low pressure, make medical liquid atomizing granule less, energy consumption is less.
see further; atomization control circuit board of the present utility model is also provided with detection and liquid level detection, and in the time that the medicinal liquid in medicine glass drops to certain altitude or no liquid, atomization control circuit board can initiatively cut off circuit; make system-down, and provide the warning of fluid low.
in addition, atomization control circuit board of the present utility model has dosed administration function, and user can independently be set according to dosage the atomization quantity of administration.
atomization control circuit board can be modulated frequency and the crest voltage of certain limit, a nearlyer step, this atomization wiring board can be realized output frequency and initiatively mate with the natural frequency of piezoelectric ceramic atomizer patch, be that atomization control circuit board can automatic frequency adjustment, the crest voltage of output can be adjusted, thereby adjusts piezoelectric ceramic atomizer patch resonance.
further, atomization control circuit board is arranged in housing, on housing, also offer be used to that atomization control circuit board and/or blowing device switch on power connect electricity mouthful.That is to say, the battery driven that full respiratory drugs gatherer of the present utility model can arrange by self, also can drive by external power supply, uses so more conveniently, can select according to practical situation.
further, offer for external medicine bottle or add the dosing mouth of injecting medical liquid on housing, a chamber ancient piece of jade, round, flat and with a hole in its centre for atomized cover is offering opening corresponding to the position of housing dosing mouth.Dosing mouth can, as adding injecting medical liquid use, also can do seamless combination by interface with the bottle device of standard, and its interface can be screw type, can be also bayonet type, and connection means conventional in prior art can.
further, the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization also comprise for in mating connection being difficult to articulate or inhaling face shield of fog outlet.Like this, just Sucked medicine easily of user.
in this utility model, in the time that set of cells or outside unidirectional current are powered to atomization control circuit board, the signal of telecommunication of atomization panel output certain frequency also drops within the scope of the Peak Operating Voltage of piezoelectric ceramic atomizer patch needs, piezoelectric ceramic atomizer patch will produce good resonance oscillations, make the liquid in medicine glass produce the higher-order of oscillation, and above liquid, form mist.When driving piezoelectric ceramic atomizer patch, atomization control circuit board does high-frequency resonant vibration, make the liquid in the medicine glass of piezoelectric ceramic atomizer patch top produce high-frequency resonant and in atomization cavity, form range of atomization, blowing device is (in specific embodiment simultaneously, can be fan) under the driving of set of cells or external power supply, extraneous air is constantly entered from air inlet, air continues to enter atomization cavity through ventilating duct, pressure in atomization cavity is increased, and the atomizing particle that liquid forms will be through fog outlet ejection.
the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization can continue spray delivery, the feature of spraying is in special time, to spray equably specific volume, and the in the situation that liquid volume being greater than dead volume in medicine bottle, can realize uniformly atomization.
the full respiratory drugs gatherer of hand-held high frequency ultrasound atomization can promote the organic solution (as the alcoholic solution of adequate rate) of medicine importing and local atomized medicine introducing and the systemic disease atomized medicine introducing of suspension for various pharmaceutical aqueous solutions, water soluble drug, preferably, be mainly used in the atomization of pharmaceutical aqueous solution or suspension, preferably, be mainly used in respiratory system atomized medicine introducing, further preferred, be mainly used in treating the administration that highly pathogenic influenza virus infectious disease is treated.The aqueous solution of atomized medicine introducing can be small RNA medicine, chemical small-molecule drug, protein drug, antibody drug, refining Chinese patent medicine medicine, and other drug.
the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization is by the high-frequency resonance of piezoelectric ceramic atomizer patch, the solution structure that contains drug molecule is broken up to atomization and forms superfine little liquid particles, realize low-power consumption, hand-portable, atomizing particle little, can arrive lower respiratory tract/alveolar and realize full respiratory tract administration.The structural members such as piezoelectric ceramic atomizer patch of the present utility model and accessory structure thereof, medicine glass, atomization cavity can be dismantled, rear cleaning and sterilizing easy to use.
compared with prior art, the utlity model has following advantages: this utility model provides the atomization of a kind of hand-held high frequency ultrasound full respiratory drugs gatherer, adopt the atomizing piece that special low-power consumption piezoceramic material is made in high frequency ultrasound atomization, effectively to reduce energy consumption, device overall volume reduces greatly, it is the full respiratory drugs gatherer of a kind of hand-held being convenient for carrying, and manufacturing cost significantly reduces, there is extensive and good application prospect.
secondly, the atomized drop that low-power consumption high frequency ultrasound atomization medicine gatherer of the present utility model produces is more much smaller than existing atomising device, the medicine that can be master's full respiratory tract model for lower respiratory tract/alveolar imports, and the granule that existing nebulizer produces is larger, therefore can only be to upper respiratory tract administration.In addition, the setting of external medicine bottle place and medicine glass, both can enter medicine glass by liquid medicine injection, also can adopt easily external medicine bottle, changed easily medicine bottle, was conducive to the Preservation in sterile condition of medicine and disinfecting of aerosol apparatus.This system adopts high frequency ultrasound technology, make full use of unique material and make piezoelectric ceramic atomizer patch, atomizing piece curved-surface structure and surface pitting structure, effectively reduce system power dissipation, whole system can be at 2.5W power, 1.5 ~ 10v, or even under 1.5 ~ 4.5V voltage conditions, continue to realize uniformly the high-efficient atomizing of liquid medicine solution, atomizing particle diameter is less than existing ultrasound atomizer, is more conducive to lower respiratory tract medicine and imports.Gatherer of the present utility model, can, by controlling the size distribution of pharmaceutical aqueous solution or suspension atomization granule, make the medicine of special ratios enter respectively lower respiratory tract/alveolar, middle respiratory tract and upper respiratory tract, realizes full respiratory tract administration.
Brief description of the drawings
fig. 1 is the partial schematic sectional view of the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization;
fig. 2 is schematic diagram of being difficult to articulate of the present utility model;
fig. 3 is the schematic diagram of inhaling face shield of the present utility model;
fig. 4 is the elevational schematic view of piezoelectric ceramic atomizer patch of the present utility model;
fig. 5 is the schematic top plan view of piezoelectric ceramic atomizer patch of the present utility model;
fig. 6 is the cross-sectional schematic of piezoelectric ceramic atomizer patch of the present utility model;
fig. 7 is that the atomizing particle of different sizes after medicine imports is at the distribution schematic diagram of respiratory tract;
fig. 8 is atomizing effect contrast schematic diagram (LD) method of the atomising device of medicine gatherer of the present utility model and prior art;
fig. 9 is another contrast schematic diagram (TOF) method of atomizing effect of the atomising device of medicine gatherer of the present utility model and prior art;
in figure: 1, housing; 2, air inlet; 3, fog outlet; 4, medicine glass; 5, piezoelectric ceramic atomizer patch; 6, blowing device; 7, atomization control circuit board; 8, set of cells; 9, atomized cover; 10, dosing mouth; 11, mist exhausting port; 12, air vent; 13, piezoelectric ceramics body; 14, upper electrode layer; 15, lower electrode layer; 16, top electrode protective layer; 17, be difficult to articulate; 18, inhaling face shield; 19, the first chamber; 20, the second chamber.
Detailed description of the invention
below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature are easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
this utility model provides the atomization of a kind of hand-held high frequency ultrasound full respiratory drugs gatherer, as shown in Figure 1, in this figure, show a preferred embodiment of full respiratory drugs gatherer of the present utility model, this device comprises that bottom is provided with the housing with open space 1 of air inlet 2 and is arranged on the lid on the opening of open space of housing 1, on lid, being provided with fog outlet 3(housing 1 and lid is two parts, more convenient dismounting, can certainly be set to one).In the open space of housing 1, be provided with the medicine glass with opening 4 for placing medicinal liquid and be positioned at medicine glass 4 tops for assembling the poly-mist cover 9 of mist, the bottom of poly-mist cover 9 is positioned at the opening of medicine glass 4, and there is gap between the outer wall of the atomized cover 9 in medicine glass 4 and the inwall of medicine glass 4, the top of poly-mist cover 9 (certainly, in actual applications also can be for middle part) and the inwall of housing 1 between be tightly connected, between the inwall of the outer wall of medicine glass 4 and housing 1, form the first chamber 19, between the poly-outer wall of mist cover 9 and the inwall of housing 1, form the second chamber 20, on medicine glass 4, be provided with piezoelectric ceramic atomizer patch 5, piezoelectric ceramic atomizer patch 5 is positioned under the highest default medicinal liquid liquid level of medicine glass 4, the wall of cup of medicine glass 4 is connected with housing 1 by connector, and connector and/or be positioned at medicine glass 4 on the highest default medicinal liquid liquid level wall of cup on offer the air vent 12 for being communicated with the first chamber 19 and the second chamber 20, on the top of atomized cover 9, be provided with mist exhausting port 11, mist exhausting port 11 is communicated with fog outlet 3 phase fluids, inherent its air inlet 2 places of housing 1 are provided with for the blowing device 6 towards fog outlet 13 direction blowings, medicine gatherer also comprises the atomization control circuit board 7 being electrically connected with piezoelectric ceramic atomizer patch 5.Piezoelectric ceramics body 13 is made up of low-power consumption piezoceramic material, and low-power consumption piezoceramic material comprises following main material component: the lead orthoplumbate that percentage by weight is 63.3 ~ 68.3%; Percentage by weight is 14.2 ~ 15.3% zirconium dioxide; Percentage by weight is 8.1 ~ 9.5% titanium dioxide; Percentage by weight is 4.6 ~ 5.2% strontium oxide; Percentage by weight is 1.5 ~ 1.8% iron sesquioxide; Percentage by weight is 1.0 ~ 1.4% tin ash; And following interpolation component: the manganese dioxide that percentage by weight is 0.3 ~ 1.1%; Percentage by weight is 0.5 ~ 0.8% cerium sesquioxide; Percentage by weight is 0.4 ~ 0.8% niobium pentaoxide; Percentage by weight is 0.3 ~ 0.7% zinc oxide.
in the preferred embodiment of the present utility model, the bottom of medicine glass 4 is provided with piezoelectric ceramic atomizer patch 5, like this, medicinal liquid be positioned at piezoelectric ceramic atomizer patch 5 directly over, atomizing effect is better, medicine glass 4 can be along with bottom piezoelectric ceramic atomizer patch 5 together resonance, to produce ultrasound wave so that the medicinal liquid in atomization medicine glass 4.Certainly, in concrete application, also can be arranged on sidewall or other positions, this preferred embodiment is not as restriction of the present utility model, and just conduct is for example a kind of.
in the present embodiment, the wall of cup top of medicine glass 4 is connected by connector with housing 1, and on connector, offers the air vent 12 for being communicated with the first chamber 19 and the second chamber 20.It will be understood by a person skilled in the art that, air vent 12 mainly plays and is communicated with two chambers herein, the wind that ventilation unit 6 is produced flow to the second chamber 20 from the first chamber 19, and enter in atomized cover 9 from the gap between the bottom outer wall of atomized cover 9 and the inwall of medicine glass 1, and drive mist upwards to flow from the top of medicine glass 4 liquid levels, and discharge from mist exhausting port 11.Thereby; as long as can play within the air vent set-up mode of this effect all should be encompassed in protection domain of the present utility model; such as; can on the wall of cup of medicine glass 4, air vent be set; certainly in this case; air vent should be arranged on the highest default medicinal liquid liquid level in medicine glass, and like this, wind also can directly enter from air vent.Or, can be provided with hole of above-mentioned two types etc.The top of atomized cover 9 is tightly connected mutually with housing 1 and the top that is provided with mist exhausting port 11(atomized cover 9 on top can be the part of atomized cover 9, also can be that cover is set in addition, and on cover, offer mist exhausting port), mist exhausting port 11 is communicated with fog outlet 3 phase fluids.In the present embodiment, mist exhausting port 11 has multiple, and is circumferentially spaced on the edge, top of atomized cover 9, and better less atomizing particle is discharged from fog outlet 3, larger atomizing particle is blocked.
medicine gatherer of the present utility model also comprises the atomization control circuit board 7 being electrically connected with piezoelectric ceramic atomizer patch 5, be used to atomization control circuit board and/set of cells 8 that blowing device 6 is powered.Piezoelectric ceramic atomizer patch 5 comprises that surface is provided with the piezoelectric ceramics body 13 of shrinkage pool, cover respectively on ceramic body 13, upper electrode layer 14 on lower surface and lower electrode layer 15, upper electrode layer 14 comprises the covering part covering on piezoelectric ceramics body 13 upper surfaces and the extension that extends to the lower surface formation of piezoelectric ceramics body 13 from the bending downwards of the edge of covering part, to encase the edge of piezoelectric ceramics body 13, lower electrode layer 15 covers on the lower surface of piezoelectric ceramics body 13 and edge is spaced a distance with the extension of upper electrode layer 14 respectively, the covering part of upper electrode layer 14 away from being also coated with a top electrode protective layer 16 on the surface of piezoelectric ceramics body 13, piezoelectric ceramics body 13 is made up of low-power consumption piezoceramic material.In this utility model, the medicinal liquid in medicine glass 4 produces range of atomization because of high-frequency resonant, and this range of atomization is connected with the cavity in atomized cover 9, thereby by the mist exhausting port 11 at atomized cover 9 and top thereof, and fog outlet 3 discharges mist for user.In the present embodiment, this blowing device 6 is fan, forms respectively the first chamber 19 and the second chamber 20 between the outer wall of medicine glass 4, atomized cover 9 and housing 1 inwall, to form the passage that allows fluid flow.Fan 6 is dried to device is inner by air inlet 2, wind flows to fog outlet direction by the first chamber 19 between medicine glass 4 and housing 1 outer wall, enter in the second chamber 14 between atomized cover 9 outer walls and housing 1 via the air vent 12 on the connector of medicine glass 4 and housing 1, because top and the housing 1 of atomized cover 9 are tightly connected, and bottom is positioned at the opening of medicine glass 4, and herein, between the inwall of the outer wall of atomized cover 9 and housing 1, there is space, wind enters the inner bottom part of atomized cover 9 from this gap, and upwards flow along atomized cover 9, thereby the atomizing particle that drives the medicinal liquid in medicine glass 4 to form upwards flows, discharge through the fog outlet 3 on mist exhausting port 11 and the lid at atomized cover 9 tops, and through with fog outlet 3 be connected be difficult to articulate 17 or inhaling face shield 18 enter human body.; from air inlet 2 to air vent 12, and the first chamber 19, the second chamber 20, and mist exhausting port 11 and fog outlet 3 form the passage of gas communication; the atomizing particle that makes air-flow drive the medicinal liquid being caused by piezoelectric ceramic atomizer patch 5 resonance to form is discharged from fog outlet 3, for user.
low-power consumption piezoceramic material in the present embodiment comprises following main material component:
percentage by weight is 66.3% lead orthoplumbate;
percentage by weight is 14.7% zirconium dioxide;
percentage by weight is 8.7% titanium dioxide;
percentage by weight is 4.9% strontium oxide;
percentage by weight is 1.7% iron sesquioxide;
percentage by weight is 1.2% tin ash;
and following interpolation component
percentage by weight is 0.7% manganese dioxide;
percentage by weight is 0.6% cerium sesquioxide;
percentage by weight is 0.7% niobium pentaoxide;
percentage by weight is 0.5% zinc oxide.
in the present embodiment, upper electrode layer 13, the lower electrode layer 14 of piezoelectric ceramic atomizer patch 5 are respectively gold electrode layer, and top electrode protective layer 15 is glaze protective layer.On housing 1, offer for external medicine bottle or add the dosing mouth 10 of injecting medical liquid, the position of the dosing mouth 10 corresponding to housing 1 of atomized cover 9 offers opening.Dosing mouth 10 and above-mentioned opening are used for installing external medicine bottle or add injecting medical liquid in medicine glasses 4.
the medicine gatherer of the present embodiment also comprises the set of cells 8 that is used to atomization control circuit board 7 and/or blowing device 6 to power, the voltage of set of cells is 1.5v ~ 4.5 v, atomization control circuit board 7 can drive piezoelectric ceramic atomizer patch 5 by set of cells 8, thereby also can directly be connected and drive piezoelectric ceramic atomizer patch 5 with power supply by connecing electricity mouthful, but only need the voltage of 1.5 ~ 10v, further only need 1.5 ~ 4.5v voltage.That is, be provided with the atomizing piece of the curve form of being made by low-power consumption piezoelectric of shrinkage pool by the application's surface, only need the voltage of several volts to drive, can use common set of cells.Atomization control circuit board 7 is arranged in housing 1, on housing 1, also offer be used to that atomization control circuit board 7 and/or blowing device 6 switch on power connect electricity mouthful.This device also dispose for fog outlet 3 in mating connection be difficult to articulate 17 or inhaling face shield 18, respectively as shown in Figures 2 and 3, fog outlet 3 and inhaling face shield 18 or be difficult to articulate 17 is connected, inhaling face shield 18 or 17 connecting portions that comprise for being connected with fog outlet 3 of being difficult to articulate, the shape of connecting portion and size are just in time mated with fog outlet 3, can directly snap in, form tight connection by the frictional force of contact surface, ensure atomizing particle all from be difficult to articulate 17 or inhaling face shield 18 at the uniform velocity ejection.
the surface of piezoelectric ceramics body 13 is provided with multiple shrinkage pools, shrinkage pool be circular port, slotted eye, square hole, slot, prismatic hole or tri-angle-holed in several combinations.The longitudinal section of piezoelectric ceramic atomizer patch 5 is substantially curved, and Fig. 4 illustrates the upward view of piezoelectric ceramic atomizer patch 5, and Fig. 5 has shown the top view of piezoelectric ceramic atomizer patch 5, and Fig. 6 has shown the rip cutting cross-sectional schematic of the piezoelectric ceramic atomizer patch 5 of the present embodiment.
as shown in Figure 5, the shape of the piezoelectric ceramic atomizer patch 5 of the present embodiment is circular curved surface structure, or can be also part curved-surface structure, or discontinuous many places curved-surface structure.The radian of curved surface can be any radian between 0 to π.For example, atomizing piece can be the curved surface of the radian of approximately π/8 as shown in the figure, i.e. the multipair circular arc of answering of the central angle of 45 °.And for example, atomizing piece can be that two ends are planar structure, and centre is the part curved-surface structure of semi arch.
as shown in the figure, the shrinkage pool that specific size, shape are contained in piezoelectric ceramics body 13 surfaces of the piezoelectric ceramic atomizer patch 5 in this utility model, its shape, quantity, density, the degree of depth are including but not limited to following any one: the shrinkage pool on a slice atomizing piece surface can be to be all circular, and quantity can be suitable arbitrary value (for example 100 or 200); The shrinkage pool on a slice atomizing piece surface also can part (right quantity) circle, partly (right quantity) square; The shrinkage pool on a slice atomizing piece surface can be part (right quantity) ellipse, partly (right quantity) rhombus, partly (right quantity) irregular polygon.The shrinkage pool on a slice atomizing piece surface can be uniformly distributed, and also can be greater than other region in regional area density.The degree of depth of above-mentioned various shrinkage pools, according to preparation technology and user demand, can be defined as suitable any number.
the full respiratory drugs gatherer of low energy consumption high frequency ultrasound of the present utility model atomization, be characterized in producing superfine little atomizing particle by high frequency ultrasound, most of granule is at 2 ~ 4 micrometer ranges, can effectively enter lower respiratory tract/alveolar position, the relatively large atomizing particle of fraction can be distributed in upper respiratory tract and middle respiratory tract.When Fig. 7 has shown respiratory tract administration, the relation of atomizing particle size and stop place, therefrom can find out, atomizing particle diameter is larger, more tends to be parked in upper respiratory tract, when atomizing particle diminishes, will more enter lower respiratory tract/alveolar.
full respiratory drugs gatherer provided by the utility model, the granule of generation is relatively little, and more can enter is respiratory tract.As shown in Figure 8, adopt real time high-speed granularity of spray instrument Spraytec of new generation to carry out the analysis of laser diffraction aerosol particle size determination LD method, distribute the atomizing particle size of the high frequency ultrasound nebulizer and the Omron nebulizer that contrast embodiment of the present utility model by D50: the meta particle diameter of the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization atomizing particle is 5.13 microns (Fig. 8 tops), and the meta particle diameter of the Omron nebulizer atomizing particle of contrast is 10.14 microns (Fig. 8 bottoms).As shown in Figure 9, adopt the 3321 type APS of Technical Sourcing Internation to carry out the analysis of flight time aerodynamic aerosol particle size determination TOF method, cross the atomizing particle size that mass average value distributes to contrast the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization and Omron nebulizer: the meta grain of the atomizing particle of low energy consumption high frequency ultrasound nebulizer of the present utility model is 1.43 microns (Fig. 9 tops), and the meta particle diameter of the atomizing particle of the Omron nebulizer of contrast is 2.63 microns (Fig. 9 bottoms).Above two kinds of detection methods all show, the atomizing particle size that the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization produces only has 50% left and right of Omron nebulizer granule.
thereby the full respiratory drugs gatherer of hand-held high frequency ultrasound of the present utility model atomization not only has low-power consumption, easy to carry, advantage with low cost, and can produce less atomizing particle, and be applicable to full respiratory drugs and import, there is very well and widely application prospect.
above specific embodiment of the present utility model is illustrated; but protection content of the present utility model is not only limited to above embodiment; under of the present utility model, in technical field, the common knowledge of a GPRS just can be carried out diversified change within the scope of its technology main idea.
Claims (12)
1. the full respiratory drugs gatherer of hand-held high frequency ultrasound atomization, comprise that bottom is provided with the housing with open space (1) of air inlet (2) and is arranged on the lid on the opening of open space of described housing (1), on described lid, be provided with fog outlet (3), the open space of housing (1) is provided with the medicine glass with opening (4) for placing medicinal liquid and is positioned at described medicine glass (4) top for assembling the poly-mist cover (9) of mist, the bottom of described poly-mist cover (9) is positioned at the opening of described medicine glass (4), and there is gap between the outer wall of the described atomized cover (9) in described medicine glass (4) and the inwall of described medicine glass (4), between the inwall of the top of described poly-mist cover (9) and described housing (1), be tightly connected, between the inwall of the outer wall of described medicine glass (4) and described housing (1), form the first chamber (19), between the inwall of the outer wall of described poly-mist cover (9) and described housing (1), form the second chamber (20), on described medicine glass (4), be provided with piezoelectric ceramic atomizer patch (5), described piezoelectric ceramic atomizer patch (5) is positioned under the highest default medicinal liquid liquid level of described medicine glass (4), the wall of cup of described medicine glass (4) is connected with described housing (1) by connector, and connector and/or be positioned at medicine glass (4) on the highest default medicinal liquid liquid level wall of cup on offer the air vent (12) for being communicated with the first chamber (19) and the second chamber (20), on the top of atomized cover (9), be provided with mist exhausting port (11), described mist exhausting port (11) is communicated with described fog outlet (3) phase fluid, inherent its air inlet of described housing (1) (2) locates to be provided with the blowing device (6) for towards the blowing of described fog outlet (13) direction, described medicine gatherer also comprises the atomization control circuit board (7) being electrically connected with described piezoelectric ceramic atomizer patch (5), it is characterized in that: described piezoelectric ceramic atomizer patch (5) comprises piezoelectric ceramics body (13), cover respectively on described ceramic body (13), upper electrode layer (14) on lower surface and lower electrode layer (15), described upper electrode layer (14) comprises the covering part covering on described piezoelectric ceramics body (13) upper surface and the extension that extends to the lower surface formation of described piezoelectric ceramics body (13) from the bending downwards of the edge of described covering part, to encase the edge of described piezoelectric ceramics body (13), described lower electrode layer (15) covers on the lower surface of described piezoelectric ceramics body (13) and edge is spaced a distance with the extension of described upper electrode layer (14) respectively, on the surface away from described piezoelectric ceramics body (13) of the covering part of described upper electrode layer (14), be also coated with a top electrode protective layer (16), described piezoelectric ceramics body (13) is made up of low-power consumption piezoceramic material.
2. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, it is characterized in that: the surface of described piezoelectric ceramics body (13) is provided with multiple shrinkage pools, shrinkage pool be circular port, slotted eye, square hole, slot, prismatic hole or tri-angle-holed in one or more combination.
3. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, is characterized in that: described mist exhausting port (11) is for multiple, and multiple mist exhausting ports (11) are evenly distributed along the circumferential interval, top of atomized cover (9).
4. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, is characterized in that: extend along camber line substantially the longitudinal section of described piezoelectric ceramic atomizer patch (5), and the radian of described camber line is 0 ~ π.
5. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, is characterized in that: the ultrasonic frequency that described piezoelectric ceramic atomizer patch (5) produces is 1.0 ~ 10 megahertzes.
6. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, is characterized in that: the diameter of the atomizing particle of the medicinal liquid that described piezoelectric ceramic atomizer patch (5) produces is 0.1 ~ 5 micron.
7. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization; it is characterized in that: upper electrode layer (14), the lower electrode layer (15) of described piezoelectric ceramic atomizer patch (5) are respectively gold electrode layer or silver electrode layer, and top electrode protective layer (16) is alloy layer or glaze protective layer.
8. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, is characterized in that: also comprise the set of cells (8) that is used to described atomization control circuit board (7) and/or described blowing device (6) power supply.
9. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 8 atomization, is characterized in that: the voltage of described set of cells (8) is 1.5v ~ 10v.
10. the full respiratory drugs gatherer of hand-held high frequency ultrasound according to claim 1 atomization, it is characterized in that: described atomization control circuit board (7) is arranged in described housing (1), on described housing (1), also offer be used to that described atomization control circuit board (7) and/or blowing device (6) switch on power connect electricity mouthful.
The full respiratory drugs gatherer of 11. hand-held high frequency ultrasound according to claim 1 atomization, it is characterized in that: on described housing (1), offer for external medicine bottle or add the dosing mouth (10) of injecting medical liquid, on a chamber ancient piece of jade, round, flat and with a hole in its centre for described atomized cover (9), offering opening in the position of the dosing mouth corresponding to housing (1) (10).
The full respiratory drugs gatherer of 12. hand-held high frequency ultrasound according to claim 1 atomization, is characterized in that: also comprise for in mating connection being difficult to articulate of described fog outlet (3) (17) or inhaling face shield (18).
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| CN201420016414.9U CN203736645U (en) | 2014-01-13 | 2014-01-13 | Handheld high-frequency ultrasonic atomization whole respiratory tract medicine guide-in device |
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| CN201420016414.9U CN203736645U (en) | 2014-01-13 | 2014-01-13 | Handheld high-frequency ultrasonic atomization whole respiratory tract medicine guide-in device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015103891A1 (en) * | 2014-01-13 | 2015-07-16 | 常州正元医疗科技有限公司 | Handheld high-frequency ultrasonic atomized whole respiratory medicine introduction device |
| CN106512157A (en) * | 2016-12-07 | 2017-03-22 | 孙明照 | Automatic high-frequency ultrasonic atomization medicine leading-in device for whole respiratory tract |
| CN106620970A (en) * | 2016-10-30 | 2017-05-10 | 田中枢 | Portable atomization and administration device |
| CN108883237A (en) * | 2015-04-09 | 2018-11-23 | Aft制药有限公司 | The conveying device of nasal cavity medicine |
| CN111250332A (en) * | 2020-03-20 | 2020-06-09 | 临海迪萨智能技术有限公司 | Ultrasonic atomizer |
-
2014
- 2014-01-13 CN CN201420016414.9U patent/CN203736645U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015103891A1 (en) * | 2014-01-13 | 2015-07-16 | 常州正元医疗科技有限公司 | Handheld high-frequency ultrasonic atomized whole respiratory medicine introduction device |
| US10195368B2 (en) | 2014-01-13 | 2019-02-05 | Changzhou Zhengyuan Medical Technology Co., Ltd. | Handheld high frequency ultrasonic nebulizer for whole respiratory tract drug delivery |
| CN108883237A (en) * | 2015-04-09 | 2018-11-23 | Aft制药有限公司 | The conveying device of nasal cavity medicine |
| CN108883237B (en) * | 2015-04-09 | 2021-11-16 | Aft制药有限公司 | Nasal cavity medicine delivery device |
| CN106620970A (en) * | 2016-10-30 | 2017-05-10 | 田中枢 | Portable atomization and administration device |
| CN106512157A (en) * | 2016-12-07 | 2017-03-22 | 孙明照 | Automatic high-frequency ultrasonic atomization medicine leading-in device for whole respiratory tract |
| CN111250332A (en) * | 2020-03-20 | 2020-06-09 | 临海迪萨智能技术有限公司 | Ultrasonic atomizer |
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Address after: 213100 3-5 / F, block C1, 9 Changyang Road, West Taihu science and Technology Industrial Park, Wujin, Changzhou, Jiangsu Province Patentee after: CHANGZHOU ZHENGYUAN MEDICAL TECHNOLOGY Co.,Ltd. Patentee after: Suno biomedical technology (Guangzhou) Co.,Ltd. Address before: 213100 3-5 / F, block C1, 9 Changyang Road, West Taihu science and Technology Industrial Park, Wujin, Suzhou, Jiangsu Province Patentee before: CHANGZHOU ZHENGYUAN MEDICAL TECHNOLOGY Co.,Ltd. Patentee before: GUANGZHOU NANOTIDES PHARMACEUTICALS Co.,Ltd. |
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Granted publication date: 20140730 |