CN1994586B - Sprayer - Google Patents
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- CN1994586B CN1994586B CN2005101376520A CN200510137652A CN1994586B CN 1994586 B CN1994586 B CN 1994586B CN 2005101376520 A CN2005101376520 A CN 2005101376520A CN 200510137652 A CN200510137652 A CN 200510137652A CN 1994586 B CN1994586 B CN 1994586B
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Abstract
The invention relates to an atomizer for atomizing liquid, wherein it at least comprises main body and activator; the main body comprises several ejection holes; each ejection hole has liquid inlet and liquid outlet; the inlet and outlet of at least one ejection hole are not symmetry; the activator is combined on the main body, to drive the atomization; the shape of outlet can be changed to control the atomization direction.
Description
Technical field
The present invention refers to a kind of sprayer unit especially about a kind of atomization technique of liquid.
Background technology
Along with making rapid progress of science and technology, utilize The Application of Technology field that atomization system carries out the atomization of liquid more and more widely, and even from biomedical drug delivery system sprayer unit, provide the heat radiation cooling system of the needed fuel oil jet atomization of engine combustion system by liquid phase-changeization reached etc. to need the fully field of atomizing, all use atomizing principles.Relevant patent for example comprises that United States Patent (USP) announces the 4th, 465, No. 234 case, United States Patent (USP) announce the 4th, 605, No. 167 case, United States Patent (USP) announce the 6th, 089, No. 698 case, United States Patent (USP) announce the 6th, 235, No. 177 case, United States Patent (USP) announce the 6th, 629, No. 646 technology such as case, No. 407529 case of Taiwan patent announcement, No. 449486 case of Taiwan patent announcement, No. 503129 case of Taiwan patent announcement, No. 506855 case of Taiwan patent announcement, No. 562704 case of Taiwan patent announcement and Taiwan letters patent book number I222899 case.
As shown in Figure 7, present sprayer unit utilizes the body (Nozzle plate) 20 of piezo-activator 10 as vibrator and a plurality of spray orifices 201 of the tool of arranging in pairs or groups more, make these body 20 liquid 3 direct and to be atomized contact, spray this body 20 of disengaging through these spray orifices 201 by piezo-activator 10 these liquid 3 of vibration that apply voltage, produce atomizing effect whereby.For instance, U.S.A encloses patent announcement the 6th, 629, and No. 646 case promptly discloses a kind of basic structure of utilizing the sprayer unit of piezo-activator.
But, shown in 8a to Fig. 8 c, the spray orifice more than 201 of the body 20 of existing sprayer unit is designed to the geometry of symmetry, and the liquid 3 in the device is to break away from the direction perpendicular to these body 20 surfaces, makes the spraying area can be subject to spray orifice position of opening and perforate scope; In other words, the atomizing effect covering scope only terminates in these spray orifice 201 The corresponding area.Thus, will make range of atomized flow too narrow, so that influence atomizing effect.
And, because range of atomized flow is too narrow, make atomized drop (Droplet) clash into accumulation each other, not only increase the size of atomized drop, more make atomizing effect bad.In addition,, must relatively change the spray orifice distribution or adjust driving frequency, so certainly will increase system bulk if will change range of atomized flow, and carrying out needing higher resonance mode when large tracts of land drives, also than consumes energy.
Because limited energy and all types of now product are all pursued compact event, reaching maximum atomizing effect with minimum energy in limited volume is imperative trend.Therefore, aforementioned techniques must consume more energy, and because of volume does not greatly meet the demand of lightening product, the needs in the time of can't satisfying actual enforcement in fact.
United States Patent (USP) announces the 4th, 465, disclosing a kind of Ji in No. 234 cases increases the sprayer unit of atomizing area by the geometry that changes body, this sprayer unit system comprise have recess for the body of receiving fluids, be located at this body and the body that is communicated with this recess, be located at this body and electric vibrator, the injection of this liquid that can periodically pressurize and keep this liquid in the implantation tool of this recess, apply alternating current to the instrument of this electric vibrator and in conjunction with this implantation tool to carry out the instrument of liquid transmission.When the liquid in this recess is the ejection of vaporific droplet through pressurization, can increase range of atomized flow by body with circular arc spray orifice.Only, the complicate fabrication process of the body of this patent relatedly makes required cost high, so do not have volume production competitiveness, so that can't accord with the demands of the market.
United States Patent (USP) announces the 4th, 605, in No. 167 cases is to propose a kind of ultrasonic spray device, and this sprayer unit system strengthens range of atomized flow by the spray regime that enlarges spray orifice.Yet, though utilize this kind prior art can strengthen range of atomized flow, but the spray regime of spray orifice is big more, certainly will need different piezoelectric operated frequencies, time that so also increases drive unit relatively institute's energy requirement consumption, and cause the excessive shortcoming of volume, and still can't improve the problem that atomized drop is piled up.
United States Patent (USP) announces the 6th, 089, proposes a kind of method and device that forms spray orifice in No. 698 cases, and this method system utilizes the high-energy light beam of laser to carry out spray orifice towards this body surface and makes, and the Ji is controlled the emission direction of drop whereby.Yet,, be unfavorable for the industry application with the program complexity of laser processing mode manufacturing spray orifice; And, use this technology meeting restricting liquid drop vertical flight, still there is the problem that range of atomized flow is narrow, atomizing effect is not good.
United States Patent (USP) announces the 6th, 235, then discloses a kind of method for making of sprayer unit in No. 177 cases, by forming the spray orifice that upper surface and lower surface are the convergent shape, makes that drop can be along the central shaft of these spray orifices to ejecting apace.Only, the prior art system is designed to symmetrical structure with the spray orifice in this sprayer unit, and still military order spraying area is subject to spray orifice position of opening and perforate scope.So, also there is the disappearance in the aforementioned patent, so that cause atomizing effect not good.
Because the technology of aforementioned atomized liquid causes the vertical body of liquid to break away from jet atomization, order atomizing area and is subject to the spray orifice zone, concentrates and spray disadvantages such as causing the big and complicate fabrication process of particle packing, volume, so that make that atomizing effect is not good, energy waste, be difficult to the product microminiaturization and be unfavorable for the industry utilization.
Therefore, taking off the existing problem of prior art before how effectively solving, is to become the problem that present industry is demanded urgently overcoming.
The shortcoming of prior art in view of the above, purpose of the present invention promptly are to provide a kind of sprayer unit that enlarges the atomizing area.
Another object of the present invention is to provide a kind of sprayer unit of atomized drop uniformly that obtains.
A further object of the present invention is to provide a kind of sprayer unit that makes the product microminiaturization.
Another purpose of the present invention is to provide a kind of sprayer unit that does not need the additive decrementation energy.
Another purpose again of the present invention is to provide a kind of sprayer unit of simplifying manufacture process.
For taking off purpose and other purpose on reaching, the invention provides a kind of sprayer unit, this sprayer unit system is applied to atomized liquid, and this sprayer unit comprises at least: body, be provided with a plurality of first spray orifices, respectively this first spray orifice has the arrival end that enters and be convergent volcano taper for this liquid, and the port of export that breaks away from and be meniscus shaped for this liquid, and axle center based at least one first spray orifice, the arrival end and the port of export of this at least one first spray orifice are unsymmetric structure, break away from order to control this liquid predetermined oblique angle; And actuator, be to be incorporated into this body, in order to drive this atomization of liquid.
Preferably, this body series can be electroforming body or metal body again or nonmetal body.In a preferred embodiment, the spray orifice (first spray orifice) that this arrival end and the port of export are unsymmetric structure is arranged distribution in the same way; In another preferred embodiment, this first spray orifice system can select to distribute in the form of a ring.Certainly, in other embodiment, this first spray orifice can be adopted and mix arranged distribution and annular distribution person in the same way, have in the affiliated technical field to know that usually the knowledgeable can be changed according to the actual needs of implementing, but not so that arranged distribution or annular distribution person are exceeded in the same way.
In a preferred embodiment, the tip of this port of export system is towards the inboard of body; In another preferred embodiment, the tip of this port of export system is towards the outside of body.
The body of this sprayer unit can comprise that also the arrival end and the port of export are at least one spray orifice of symmetrical structure (second spray orifice), use for this liquid vertically to break away from.Wherein, the arrival end of this second spray orifice is the volcano taper of convergent, and the port of export is circular hole.In a preferred embodiment, this second spray orifice is arranged distribution in the same way; In another preferred embodiment, this second spray orifice distributes in the form of a ring.Certainly, in other embodiment, this second spray orifice also can be adopted and mix arranged distribution and annular distribution person in the same way, but not so that arranged distribution or annular distribution person are exceeded in the same way.
This actuator can be for example piezo-activator, and wherein, this piezo-activator may be selected to be piezoelectric ring.
Compared to prior art, the present invention proposes a kind of sprayer unit, this sprayer unit has the plane formula body, be designed to make the liquid predetermined oblique angle to break away from the thin slice of this spray orifice the geometry system of the port of export of the more than one spray orifice of this body, and utilize the geometry design and the distribution of the spray orifice of this body, under the driving of actuating assembly, reach and disperse the effect of spraying, and can control the heading of the drop after the atomization of liquid, drop is concentrated or outwards be enlarged spread of spray.So, just can solve prior art causes the vertical body of liquid to break away from jet atomization, order atomizing area to be subject to the spray orifice zone and to concentrate to spray and make particle packing cause disappearances such as atomizing effect is not good, in order to do being applied to give birth to doctor's atomizing granulating system, pile up to improve the uniformity of atomized drop by reducing atomized drop, and can be used for chilly but system, by increasing the atomizing area, the cooling mechanism that effectively dispels the heat uniformly, and also can be applicable to need the fully field of atomizing such as delivery system, fuel service system or other.
Simultaneously, use the present invention and can under equal area, enlarge range of atomized flow in limited bulk, to reach maximum atomizing effect with minimum energy.So, just can avoid prior art must relatively change the spray orifice distribution or adjust driving frequency changing range of atomized flow, and cause system bulk to increase, carry out to need when large tracts of land drives higher resonance mode and than the problem of consumes energy.And, because spray orifice manufacture process of the present invention is simple, make that cost is higher and do not have an emulative disappearance of volume production so can solve the complicate fabrication process of prior art, and sprayer unit of the present invention accords with the demands of the market.
As from the foregoing, geometry by the designed spray orifice of sprayer unit of the present invention, the whole spray orifice of arranging in pairs or groups distributes, can reach and enlarge the atomizing area, obtain atomized drop uniformly, make the product microminiaturization, do not need the additive decrementation energy and can simplify the effect of manufacture process, overcome the existing problem of prior art relatively.
Below be that those skilled in the art can understand other advantage of the present invention and effect easily by the content that this specification disclosed by specific instantiation explanation embodiments of the present invention.The present invention also can be implemented or be used by other different instantiation, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications and change under the spirit of the present invention not breaking away from.
Fig. 1 is the schematic diagram of the sprayer unit of the display application first embodiment of the present invention;
The schematic diagram of the part spray orifice of the sprayer unit of Fig. 2 a and demonstration first embodiment of 2b system, wherein Fig. 2 b is the local enlarged diagram of Fig. 2 a;
Fig. 3 a to 3c figure system shows that liquid breaks away from the heading schematic diagram of spray orifice, wherein, Fig. 3 a system shows that actuator makes liquid produce resonance and the schematic diagram of this liquid that atomizes, Fig. 3 b system shows that this liquid inclination certain angle breaks away from the schematic diagram of this spray orifice, and 3c figure then is the schematic diagram that shows that this spray orifice distributes;
Fig. 4 is the partial schematic diagram that shows the spray orifice distribution of Fig. 1;
Fig. 5 is the schematic diagram of the sprayer unit of the display application second embodiment of the present invention;
Fig. 6 is the schematic diagram of the sprayer unit of the display application third embodiment of the present invention;
Fig. 7 is the schematic diagram that shows existing sprayer unit; And
Fig. 8 a to 8c figure system shows that the liquid of Fig. 7 breaks away from the heading schematic diagram of spray orifice, wherein, Fig. 8 a system shows that actuator makes liquid produce resonance and the schematic diagram of this liquid that atomizes, and Fig. 8 b system shows that this liquid vertically breaks away from the schematic diagram of this spray orifice, and Fig. 8 c then is the schematic diagram that shows that this spray orifice distributes.
Following embodiment system further describes viewpoint of the present invention, but is not to limit category of the present invention anyways.It should be noted, only the basic structure with regard to sprayer unit describes in the following example, the visual applied atomization system of this sprayer unit, need the framework of the abundant atomization system of atomizing and increase other assembly such as drug delivery system sprayer unit, fuel oil jet atomization system, heat radiation cooling system or other, but not exceed with person described in the embodiment.
Simultaneously, what must note a bit is that those accompanying drawings are the schematic diagram of simplification, and basic framework of the present invention only is described in a schematic way herein.Therefore, those accompanying drawings only show the formation relevant with the present invention, and shown structure be not number during according to actual enforcement, shape, and dimension scale draw, the specification during actual enforcement is real be a kind ofly optionally to design, and its assembly layout form may be more complicated, close chat earlier bright.
First embodiment
The accompanying drawing that Fig. 1 to Fig. 4 system is drawn according to first embodiment of sprayer unit of the present invention.
See also Fig. 1, it is the schematic diagram of display application sprayer unit 1 of the present invention, sprayer unit 1 as shown in the figure is to be applied to atomized liquid 3, this sprayer unit 1 comprises body 11 and actuator 13 at least, 51 maintenances of 3 liquid storage room of this liquid to be atomized (Chamber) by container 5, and this sprayer unit 1 is to be arranged at this liquid storage room's 51 1 sides.It should be noted, the visual applied atomization system of sprayer unit of the present invention and change configuration mode and/or increase other assembly, but not exceed with person described in the present embodiment.
As shown in Figure 1, this body 11 is to be provided with a plurality of first spray orifices 111.Shown in 2a and Fig. 2 b, respectively this first spray orifice 111 has arrival end 1111 that enters for this liquid 3 and the port of export 1113 that breaks away from for this liquid 3, and based on the axle center of this first spray orifice 111 respectively, respectively the arrival end 1111 of this first spray orifice 111 is unsymmetric structure with the port of export 1113, breaks away from order to control these liquid 3 predetermined oblique angle.In present embodiment, this first spray orifice 111 distributes in the form of a ring, and this arrival end 1111 is the volcano taper, that is the hatch frame of gradually-reducing shape, 1113 of this ports of export are meniscus shaped, and the tip that makes this meniscus shaped port of export 1113 so just can make drop outwards spray towards the inboard of body 11.
For instance, this body 11 is to can be the electroforming body, for example with gold-tinted manufacture process define pattern, and form in the electroforming mode, this body 11 is designed to have whereby first spray orifice 111 of meniscus shaped outlet, that is, in these port of export 1113 design meniscus shaped thin slices, the arrival end 1113 that enters for this liquid 3 is then still kept convergent volcano taper, when forcing this liquid 3 to break away from these first spray orifices 111, can fly towards meniscus shaped sensing place.So, just can increase by a lithographic plate structure of protruding by the spray orifice that with the script port of export in the prior art is circle, that is, make the port of export be meniscus shaped, influence the atomized drop heading whereby; And the arrival end of liquid still is made into convergent volcano taper, in order to liquid flow.
Certainly, the method for making of body 11 of the present invention is not as limit, also can be to adopt the body that metal body that machining for example makes or the simple suitably mode of other manufacture process are made, to simplify manufacture process whereby.Simultaneously, because aforementioned method for making all belongs to prior art, so in this no longer explaining more.
This actuator 13 is to be incorporated into this body 11, in order to drive this liquid 3 atomizings.In present embodiment, this actuator 13 be can be for example have good piezoelectric property (Piezoelectricproperties) such as lead zirconate titanate (Lead Zirconate Titanate, PZT) the made piezo-activator of solid solution (Solid-solution) material.Provide power supply to give this actuator 13, can produce vibration kinetic energy by piezo-electric effect.Since the piezo-electric effect of piezo-activator be have in the affiliated technical field know usually the knowledgeable the principle that can understand easily, and also non-creation characteristic of the present invention is so repeat no more in this.
Simultaneously, this piezo-activator system for example may be selected to be piezoelectric ring, piezoelectric patches or by the made assembly of piezoelectric (Piezoelectric Material).Can provide characteristics such as light weight, volume is little, reaction is fast owing to have the piezoelectric of dynamo-electric conversion power, and higher displacement output can be arranged under the driving of low input, thereby be applicable to, but should know that the present invention is not limited thereto as actuator.
When desire atomized this liquid 3, this actuator 13 can make this liquid 3 produce resonance and this liquid 3 that atomizes, shown in Fig. 3 a; And, shown in Fig. 3 b, can force this moment this liquid 3 tilt angle alpha when breaking away from this first spray orifice 111 to break away from this first spray orifice 111, that is, shown in 3c figure, this liquid 3 is flown towards meniscus shaped sensing place.So, drop is outwards sprayed, enlarge spread of spray whereby.It should be noted, angle [alpha] in present embodiment system along the axle center and the liquid center of circle as basis, can be for example miter angle, but be not to limit the present invention with this, have in the affiliated technical field and know that usually the knowledgeable can be according to actual needs or design change, to change the outwards angle of ejection of drop whereby.
As shown in Figure 4, this body 11 also can be provided with second spray orifice 113 that arrival end (not icon) and the port of export 1133 are symmetrical structure, that is in present embodiment, this arrival end is the volcano taper of convergent, and 1133 of this ports of export are circular hole.Drop is vertically sprayed.It should be noted that though in present embodiment, this first spray orifice 111 and second spray orifice 113 all distribute in the form of a ring, in other embodiment, have in the affiliated technical field and know that usually the knowledgeable can have other configuration mode, but not be confined to person described in the present embodiment.
By the sprayer unit 1 of present embodiment as can be known, because sprayer unit 1 of the present invention is a design plane formula body 11, this body 11 has more than one first spray orifice 111 and second spray orifice 113, utilize the design and the distribution of the geometry of this first spray orifice 111 and second spray orifice 113, under the driving of this actuator 13, can make this part break away from this first spray orifice 111 through the liquid 3 inclination certain angles of atomizing, and make this part liquid 3 vertical these second spray orifices 113 that break away from through atomizing, reach the effect of disperseing injection.So, just can reach the effect that enlarges the atomizing area, and can obtain atomized drop uniformly.Simultaneously, the spray orifice distribution area that sprayer unit 1 of the present invention can be identical is issued to the effect that enlarges spread of spray, not only can make the product microminiaturization, does not more need the additive decrementation energy, and helps energy savings.
Compared to prior art the spray orifice of body is made into symmetrical structure, when the present invention utilizes liquid to break away from spray orifice, its heading system is subject to the influence of spray orifice geometry, foundation as control atomization of liquid heading, design the spray orifice of annular distribution simultaneously, can control range of atomized flow, drop is concentrated or outwards enlarged spread of spray, and increase range of atomized flow whereby, and and then significantly reduce the atomized drop situation of bump mutually.Therefore, sprayer unit manufacture process of the present invention simply can effectively increase range of atomized flow, the reduction atomized drop clashes into mutually, and does not need additionally to increase volume, does not also need the additive decrementation energy, the real existing problem of prior art that solved.
Second embodiment
The accompanying drawing that Fig. 5 is drawn for second embodiment according to sprayer unit of the present invention.Wherein, the assembly identical or approximate with first embodiment is to represent with identical or approximate element numbers, and omits detailed narration, so that the explanation of this case is clearer understandable.
The maximum difference of second embodiment and first embodiment is that this sprayer unit system can make liquid break away from spray orifice with the angle that tilts.
Sprayer unit 1 as shown in Figure 5 is to comprise body 11 and actuator 13 at least, and different with first embodiment is that this body 11 only is provided with a plurality of first spray orifices 111; That is based on the axle center of all first spray orifices 111, respectively the arrival end 1111 of this first spray orifice 111 all is unsymmetric structure with the port of export 1113.And present embodiment system makes this first spray orifice 111 dispose in the same direction; That is this first spray orifice 111 is arranged distribution in the same way, but not the annular distribution among first embodiment.In other words, in present embodiment, can force this liquid 3 when breaking away from this first spray orifice 111, all to break away from this first spray orifice 111 with the angle that tilts.Wherein, the configuration of this first spray orifice 111 system can for example be 3c figure those shown, so in this no longer explaining more.
Hence one can see that, uses the heading that sprayer unit of the present invention can be controlled the atomization of liquid, can effectively control range of atomized flow whereby.
The 3rd embodiment
The accompanying drawing that Fig. 6 is drawn for the 3rd embodiment according to sprayer unit of the present invention.Wherein, the assembly identical or approximate with previous embodiment is to represent with identical or approximate element numbers, and omits detailed narration, so that the explanation of this case is clearer understandable.
The maximum difference of the 3rd embodiment and first embodiment and second embodiment is that this sprayer unit system can make liquid concentrate ejection.
Sprayer unit 1 as shown in Figure 6 also comprises body 11 and actuator 13 at least, different with first embodiment is, this body 11 only is provided with a plurality of first spray orifices 111, promptly, based on the axle center of all first spray orifices 111, respectively the arrival end 1111 of this first spray orifice 111 all is unsymmetric structure with the port of export 1113; And different with first and second embodiment is that the tip system of this meniscus shaped port of export 1113 is towards the outside of body.So, just, can make drop inwardly concentrate ejection.
Certainly, have in the affiliated technical field and know that usually the knowledgeable can revise and change the configuration mode of this first spray orifice 111 and second spray orifice 113 arbitrarily, heading with the control atomization of liquid, and because the configuration variation tool elasticity of this first spray orifice 111 and second spray orifice 113, in for example same body 11 respectively the most advanced and sophisticated system of the port of export 1113 of this first spray orifice 111 respectively towards the outside and the inboard of body 11, has the example of knowing that usually the knowledgeable can be implemented and can change in the multiple affiliated technical field, so no longer other embodiment are explained more in this.
Hence one can see that, use sprayer unit of the present invention and can revise and change the configuration mode of this first spray orifice 111 and second spray orifice 113 arbitrarily, with the heading of the control atomization of liquid for concentrate, dispersion and/or inclination special angle, can effectively control and/or enlarge range of atomized flow whereby.
Comprehensively aforementioned, the present invention proposes a kind of sprayer unit, system is designed to its spray orifice to have the structure of one or more different shapes, can control the drop heading according to spray orifice design and arrangement mode, so the present invention can utilize jet orifice structure to change, under identical spray orifice distribution, change the atomizing zone arbitrarily, to correspond to actual needs.So, can not increase under the spray orifice distributed areas, force atomization of liquid scope to increase, effectively reach atomizing effect.
Simultaneously, distribute, except can reaching the effect that enlarges the atomizing area, more can obtain atomized drop uniformly by the design that changes the spray orifice geometry and the whole spray orifice configuration of arranging in pairs or groups.In addition, the present invention ties up to not increase increases atomization of liquid scope under the spray orifice distributed areas, thus can make the product microminiaturization, and also do not need the additive decrementation energy.In addition, because body of the present invention can adopt with gold-tinted manufacture process define pattern and in the electroforming mode and form, or for example adopt machining and make, so can simplify manufacture process.Therefore, the present invention can make the atomizing enlarged areas by effectively controlling range of atomized flow, and avoids atomized drop accumulation, volume to increase, reach energy waste, but manufacture process is simple, has solved the existing problem of prior art relatively.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Have in the technical field under any and know that usually the knowledgeable all can be under spirit of the present invention and category, the foregoing description is modified and changed.Therefore, the scope of the present invention, claim is listed as described later.
Claims (12)
1. sprayer unit, it is applied to atomized liquid, and this sprayer unit comprises at least:
Body, be provided with a plurality of first spray orifices, respectively this first spray orifice has the arrival end that enters and be convergent volcano taper for this liquid, and the port of export that breaks away from and be meniscus shaped for this liquid, and axle center based at least one first spray orifice, the arrival end and the port of export of this at least one first spray orifice are unsymmetric structure, break away from order to control this liquid predetermined oblique angle; And
Actuator, it is incorporated into this body, in order to drive this atomization of liquid.
2. sprayer unit as claimed in claim 1, wherein, this body is the electroforming body.
3. sprayer unit as claimed in claim 1, wherein, this body is a metal body.
4. sprayer unit as claimed in claim 1, wherein, this body is nonmetal body.
5. sprayer unit as claimed in claim 1, wherein, this first spray orifice is arranged distribution in the same way.
6. sprayer unit as claimed in claim 1, wherein, this first spray orifice distributes in the form of a ring.
7. sprayer unit as claimed in claim 1, wherein, the tip of this port of export is towards the inboard of body.
8. sprayer unit as claimed in claim 1, wherein, the tip of this port of export is towards the outside of body.
9. sprayer unit as claimed in claim 1 comprises that also the arrival end and the port of export are second spray orifice of symmetrical structure.
10. sprayer unit as claimed in claim 9, wherein, the arrival end of this second spray orifice is the volcano taper of convergent, and the port of export is circular hole.
11. sprayer unit as claimed in claim 1, wherein, this actuator is a piezo-activator.
12. sprayer unit as claimed in claim 11, wherein, this piezo-activator is a piezoelectric ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005101376520A CN1994586B (en) | 2005-12-31 | 2005-12-31 | Sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005101376520A CN1994586B (en) | 2005-12-31 | 2005-12-31 | Sprayer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1994586A CN1994586A (en) | 2007-07-11 |
| CN1994586B true CN1994586B (en) | 2011-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005101376520A Expired - Fee Related CN1994586B (en) | 2005-12-31 | 2005-12-31 | Sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1994586B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017095219A1 (en) * | 2015-12-04 | 2017-06-08 | Medspray Bv | Spray device and spray nozzle body |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4465234A (en) * | 1980-10-06 | 1984-08-14 | Matsushita Electric Industrial Co., Ltd. | Liquid atomizer including vibrator |
| US20010013554A1 (en) * | 1999-09-09 | 2001-08-16 | Scott Borland | Aperture plate and methods for its construction and use |
| CN1470331A (en) * | 2002-06-28 | 2004-01-28 | 浦宏至 | Spraying nozzle |
| CN1519119A (en) * | 2003-01-20 | 2004-08-11 | ���ŷ��˹�ҵ�����о�Ժ | Microflow module |
-
2005
- 2005-12-31 CN CN2005101376520A patent/CN1994586B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4465234A (en) * | 1980-10-06 | 1984-08-14 | Matsushita Electric Industrial Co., Ltd. | Liquid atomizer including vibrator |
| US20010013554A1 (en) * | 1999-09-09 | 2001-08-16 | Scott Borland | Aperture plate and methods for its construction and use |
| CN1470331A (en) * | 2002-06-28 | 2004-01-28 | 浦宏至 | Spraying nozzle |
| CN1519119A (en) * | 2003-01-20 | 2004-08-11 | ���ŷ��˹�ҵ�����о�Ժ | Microflow module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1994586A (en) | 2007-07-11 |
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