CN2398014Y - Ultrasonic atomizer - Google Patents
Ultrasonic atomizer Download PDFInfo
- Publication number
- CN2398014Y CN2398014Y CN99255141.2U CN99255141U CN2398014Y CN 2398014 Y CN2398014 Y CN 2398014Y CN 99255141 U CN99255141 U CN 99255141U CN 2398014 Y CN2398014 Y CN 2398014Y
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- CN
- China
- Prior art keywords
- piezoelectric ceramic
- cavity
- focus mask
- ceramic piece
- ultrasonic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
- B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
- B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
- B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
- B05B17/0615—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers spray being produced at the free surface of the liquid or other fluent material in a container and subjected to the vibrations
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- Special Spraying Apparatus (AREA)
Abstract
本实用新型提供了一种超声波雾化器,包括液体容槽、与振荡器连接的压电陶瓷片以及中空聚焦罩,聚焦罩穿过容槽底面并设有密封,中空壳体与聚焦罩相连,压电陶瓷片固定于壳体内上端并将壳体中空腔与聚焦罩中空腔封闭分隔开,聚焦罩中空腔上小下大,其上表面设有发射孔,聚焦罩上设有进水孔,其一端开口于容槽内部,另一端与聚焦罩中空腔相通。该超声波雾化器能大幅度提高雾化效率,对压电陶瓷片无特殊要求,成本低。
The utility model provides an ultrasonic atomizer, which comprises a liquid container, a piezoelectric ceramic sheet connected with an oscillator, and a hollow focusing cover. The focusing cover passes through the bottom surface of the container and is provided with a seal. connected, the piezoelectric ceramic sheet is fixed on the upper end of the shell and separates the cavity in the shell from the cavity in the focusing cover. One end of the water hole is opened inside the container, and the other end communicates with the cavity in the focusing cover. The ultrasonic atomizer can greatly improve the atomization efficiency, has no special requirements on the piezoelectric ceramic sheet, and has low cost.
Description
The utility model relates to a kind of ultrasonic ultrasonic delay line memory, and particularly a kind of ultrasonic wave that utilizes is with the ultrasonic ultrasonic delay line memory of the atomization of liquid for molecule.
At present, the ultrasonic ultrasonic delay line memory that occurs on the market generally all is to adopt piezoelectric ceramic piece as transducer, makes the high-frequency electrical vibration be converted to high-frequency mechanical vibration by piezoelectric ceramic piece, and drives surrounding liquid generation synchronous vibration.The particle that is positioned at liquid surface is separated from liquid level disperse out, reach the purpose of atomizing.But, the emission because the high-frequency mechanical vibration ripple that piezoelectric ceramic piece surface produces scatters, and liquid has the characteristics that absorb vibration, and therefore, the vibrational energy that arrives liquid surface has been limited the raising of nebulization efficiency by high attenuation greatly.In order to improve nebulization efficiency, common way is to strengthen the folk prescription of piezoelectric ceramic piece to emissive porwer, makes the positive fluid column that forms of piezoelectric ceramic piece, to increase liquid surface area and surface vibration intensity.Japan TDK company adopts the method that 15 ° of angles of high-power unidirectional emission piezoelectric ceramic piece inclination are installed, and has further prolonged liquid column length, has improved nebulization efficiency.But the manufacturing technology of this special piezoelectric ceramic piece and technology more complicated be difficult to realize with common piezoceramic material, so cost are higher.
The purpose of this utility model is to overcome above-mentioned defective, and a kind of ultrasonic ultrasonic delay line memory is provided, and can increase substantially nebulization efficiency, and piezoelectric ceramic piece is not had specific (special) requirements, adopts common emission type piezoelectric ceramic piece to get final product, and manufacturing cost is lower.
To achieve these goals, the utility model provides a kind of ultrasonic ultrasonic delay line memory, comprise liquid tank and piezoelectric ceramic piece, this piezoelectric ceramic piece is connected with an oscillator by lead-in wire, this ultrasonic ultrasonic delay line memory also comprises the focus mask of a hollow, this focus mask from top to bottom pass the liquid tank the bottom surface and and this bottom surface between be provided with sealing device, the upper surface of one hollow housing links to each other with the lower surface of this focus mask and seals, piezoelectric ceramic piece is fixed in the upper end in the cavity of housing and the cavity of the cavity of housing and focus mask is sealed along cross section separate, the cavity of this focus mask is up-small and down-big gradually expanded form, the upper surface center of this focus mask is provided with a launch hole, this launch hole communicates with the gradually expanded form cavity of focus mask, this focus mask is provided with one group of inlet opening, one end opening of inlet opening is in liquid tank inside, and the other end communicates with the cavity of focus mask.
The utility model also can further comprise following technical characterictic: the cavity of focus mask can be truncated cone-shaped.
Piezoelectric ceramic piece can be bonding or be fixed in housing.
Sealing device between focus mask and the liquid tank bottom surface can be sealing gasket or sealing ring.
Lead-in wire can be connected with oscillator from the cavity that housing was drawn and be passed down through to the lower surface of piezoelectric ceramic piece.
Focus mask and housing can be as a whole.
Operation principle of the present utility model and effect are as follows: oscillator and piezoelectric ceramic piece adopt existing oscillator and piezoelectric ceramics chip architecture, the circuit of oscillator adopts existing standard oscillating circuit, like this, the high-frequency electrical vibration that this oscillator produces is sent to piezoelectric ceramic piece by lead-in wire, transduction by piezoelectric ceramic piece, this high-frequency electrical vibration is transformed into the high-frequency mechanical vibration ripple, and the liquid around the driving piezoelectric ceramic piece produces synchronous vibration, the liquid particles that is positioned at liquid surface is separated from liquid level disperse out, play the effect and the effect of atomizing.
Because the cavity of focus mask is up-small and down-big gradually expanded form, and piezoelectric ceramic piece is positioned at the lower end of focus mask cavity, like this, focus on the center of piezoelectric ceramic piece after the high-frequency mechanical vibration ripple line focus cover internal face reflection that the piezoelectric ceramic piece surface is produced, the high-frequency mechanical vibration ripple that produces with the piezoelectric ceramic piece center superposes, produce resonance, upwards launch from the piezoelectric ceramic piece center afterwards through launch hole.Like this, the high-frequency mechanical vibration ripple that piezoelectric ceramic piece surface the produces emission that can not scatter, and the vibrational energy of piezoelectric ceramic piece center strengthens after stack produces resonance, thereby the folk prescription that has strengthened piezoelectric ceramic piece is to emissive porwer, make the positive fluid column that forms of piezoelectric ceramic piece, increase liquid surface area and surface vibration intensity, improved nebulization efficiency.And, adopt the ultrasonic ultrasonic delay line memory of this structure, can reach the effect that improves nebulization efficiency with common piezoelectric ceramic piece, and needn't use special piezoelectric ceramic piece to strengthen emissive porwer, therefore, low cost of manufacture.
Below in conjunction with drawings and Examples the utility model is elaborated:
Fig. 1 is the structural representation of a kind of embodiment of the present utility model;
Fig. 2 is the structural representation of another kind of embodiment of the present utility model.
Referring to Fig. 1 and Fig. 2, a kind of ultrasonic ultrasonic delay line memory, comprise liquid tank 1 and piezoelectric ceramic piece 2, this piezoelectric ceramic piece 2 is connected with an oscillator 4 by lead-in wire 3, this ultrasonic ultrasonic delay line memory also comprises the focus mask 5 of a hollow, this focus mask 5 from top to bottom pass liquid tank 1 the bottom surface and and this bottom surface between be provided with sealing device 7, the upper surface of one hollow housing 6 links to each other with the lower surface of this focus mask 5 and seals, piezoelectric ceramic piece 2 is fixed in the upper end in the cavity 61 of housing 6 and the cavity 61 of housing 6 is separated along the cross section sealing with the cavity 51 of focus mask 5, the cavity 51 of this focus mask 5 is up-small and down-big gradually expanded form, the upper surface center of this focus mask 5 is provided with a launch hole 8, this launch hole 8 communicates with the gradually expanded form cavity 51 of focus mask 5, this focus mask 5 is provided with one group of inlet opening 52, one end opening of inlet opening 52 is in liquid tank 1 inside, and the other end communicates with the cavity 51 of focus mask 5.
In the present embodiment, the cavity 51 of focus mask 5 is truncated cone-shaped, as depicted in figs. 1 and 2.
Piezoelectric ceramic piece 2 can be bonding or be fixed in housing 6.
In the present embodiment, the cavity 61 that housing 6 was drawn and be passed down through to lead-in wire 3 from the lower surface of piezoelectric ceramic piece 2 is connected with oscillator 4, as depicted in figs. 1 and 2.
Focus mask 5 also can be as a whole with housing 6, as shown in Figure 2.
Operation principle of the present utility model and effect are as follows: oscillator 4 and piezoelectric ceramic piece 2 adopt existing oscillator and piezoelectric ceramics chip architecture, the circuit of oscillator 4 adopts existing standard oscillating circuit, like this, the high-frequency electrical vibration that this oscillator 4 produces 3 is sent to piezoelectric ceramic piece 2 by going between, transduction by piezoelectric ceramic piece 2, this high-frequency electrical vibration is transformed into the high-frequency mechanical vibration ripple, and the liquid that drives around the piezoelectric ceramic piece 2 produces synchronous vibration, the liquid particles that is positioned at liquid surface is separated from liquid level disperse out, play the effect and the effect of atomizing.
Because the cavity 51 of focus mask 5 is up-small and down-big gradually expanded form, and piezoelectric ceramic piece 2 is positioned at the lower end of focus mask 5 cavities 51, like this, focus on the center of piezoelectric ceramic piece 2 after the high-frequency mechanical vibration ripple line focus cover 5 internal faces reflection that piezoelectric ceramic piece 2 surfaces are produced, the high-frequency mechanical vibration ripple that produces with piezoelectric ceramic piece 2 centers superposes, produce resonance, upwards launch from piezoelectric ceramic piece 2 centers afterwards through launch hole 8.Like this, the high-frequency mechanical vibration ripples that piezoelectric ceramic piece 2 surface the produces emission that can not scatter, and the vibrational energy of piezoelectric ceramic piece 2 centers strengthens after stack produces resonance, thereby the folk prescription that has strengthened piezoelectric ceramic piece 2 is to emissive porwer, make the piezoelectric ceramic piece 2 positive fluid columns that form, increase liquid surface area and surface vibration intensity, improved nebulization efficiency.And, adopt the ultrasonic ultrasonic delay line memory of this structure, can reach the effect that improves nebulization efficiency with common piezoelectric ceramic piece, and needn't use special piezoelectric ceramic piece to strengthen emissive porwer, therefore, low cost of manufacture.
In addition, in order effectively vibrational energy to be gathered piezoelectric ceramic piece 2 middle parts, and make it to form resonance with the high-frequency mechanical vibration ripple at piezoelectric ceramic piece 2 centers, piezoelectric ceramic piece 2 upper surfaces are preferably between 1.5～8mm to the distance of launch hole 8 bottom surfaces; The diameter of launch hole 8 is preferably between 4～12mm; The cavity 51 of focus mask 5 preferably is truncated cone-shaped, makes reflecting effect preferable.
In sum, the utility model strengthens the vibrational energy on this direction owing to adopted outside focus mask 5 that vibrational energy is focused on folk prescription upwards greatly, and forms fluid column, play the effect that increases liquid surface area and surface vibration intensity, can increase substantially nebulization efficiency; And piezoelectric ceramic piece is not had specific (special) requirements, adopt common emission type piezoelectric ceramic piece to get final product, manufacturing cost is lower.
Claims (6)
1, a kind of ultrasonic ultrasonic delay line memory, comprise liquid tank and piezoelectric ceramic piece, this piezoelectric ceramic piece is connected with an oscillator by lead-in wire, it is characterized in that: described ultrasonic ultrasonic delay line memory also comprises the focus mask of a hollow, this focus mask from top to bottom pass described liquid tank the bottom surface and and this bottom surface between be provided with sealing device, the upper surface of one hollow housing links to each other with the lower surface of this focus mask and seals, described piezoelectric ceramic piece is fixed in the upper end in the cavity of described housing and the cavity of the cavity of described housing and described focus mask is sealed along cross section separate, the cavity of this focus mask is up-small and down-big gradually expanded form, the upper surface center of this focus mask is provided with a launch hole, this launch hole communicates with described gradually expanded form cavity, this focus mask is provided with one group of inlet opening, one end opening of described inlet opening is in described liquid tank inside, and the other end communicates with the cavity of described focus mask.
2, ultrasonic ultrasonic delay line memory according to claim 1 is characterized in that: the cavity of described focus mask is truncated cone-shaped.
3, ultrasonic ultrasonic delay line memory according to claim 1 is characterized in that: described piezoelectric ceramic piece is bonding or be fixed in described housing.
4, ultrasonic ultrasonic delay line memory according to claim 1 is characterized in that: the sealing device between described focus mask and the described liquid tank bottom surface is sealing gasket or sealing ring.
5, ultrasonic ultrasonic delay line memory according to claim 1 is characterized in that: described housing drawn and be passed down through by described lead-in wire from the lower surface of described piezoelectric ceramic piece cavity is connected with described oscillator.
6, according to any one described ultrasonic ultrasonic delay line memory in the claim 1 to 5, it is characterized in that: described focus mask and described housing are as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99255141.2U CN2398014Y (en) | 1999-11-26 | 1999-11-26 | Ultrasonic atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99255141.2U CN2398014Y (en) | 1999-11-26 | 1999-11-26 | Ultrasonic atomizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2398014Y true CN2398014Y (en) | 2000-09-27 |
Family
ID=34038564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99255141.2U Expired - Lifetime CN2398014Y (en) | 1999-11-26 | 1999-11-26 | Ultrasonic atomizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2398014Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100569385C (en) * | 2003-04-14 | 2009-12-16 | 约翰逊父子公司 | Atomizer core system |
| CN101791603A (en) * | 2010-03-12 | 2010-08-04 | 北京亚都室内环保科技股份有限公司 | Ultrasonic humidifier and atomizing device thereof |
| CN103201047A (en) * | 2010-11-09 | 2013-07-10 | 住友化学株式会社 | Ultrasonic atomization equipment |
| CN104270943A (en) * | 2012-02-29 | 2015-01-07 | 住友化学株式会社 | Liquid container, ultrasonic atomization device, and absorption body |
| CN107807026A (en) * | 2017-10-11 | 2018-03-16 | 北京理工大学 | A kind of drop atomization test device and method |
| CN108970891A (en) * | 2018-09-28 | 2018-12-11 | 佛山市思图设计有限公司 | A kind of floatation type ultrasonic ultrasonic delay line memory and wireless floatation type supersonic atomizer |
| CN110394269A (en) * | 2019-08-22 | 2019-11-01 | 北京东方金荣超声电器有限公司 | Focus ultrasonic atomizing device |
| CN110882874A (en) * | 2019-11-11 | 2020-03-17 | 咸威 | Bidirectional reflection type ultrasonic atomization transducer |
-
1999
- 1999-11-26 CN CN99255141.2U patent/CN2398014Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100569385C (en) * | 2003-04-14 | 2009-12-16 | 约翰逊父子公司 | Atomizer core system |
| CN101791603A (en) * | 2010-03-12 | 2010-08-04 | 北京亚都室内环保科技股份有限公司 | Ultrasonic humidifier and atomizing device thereof |
| CN103201047A (en) * | 2010-11-09 | 2013-07-10 | 住友化学株式会社 | Ultrasonic atomization equipment |
| CN104270943A (en) * | 2012-02-29 | 2015-01-07 | 住友化学株式会社 | Liquid container, ultrasonic atomization device, and absorption body |
| CN107807026A (en) * | 2017-10-11 | 2018-03-16 | 北京理工大学 | A kind of drop atomization test device and method |
| CN108970891A (en) * | 2018-09-28 | 2018-12-11 | 佛山市思图设计有限公司 | A kind of floatation type ultrasonic ultrasonic delay line memory and wireless floatation type supersonic atomizer |
| CN110394269A (en) * | 2019-08-22 | 2019-11-01 | 北京东方金荣超声电器有限公司 | Focus ultrasonic atomizing device |
| CN110882874A (en) * | 2019-11-11 | 2020-03-17 | 咸威 | Bidirectional reflection type ultrasonic atomization transducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING YADU INDOOR ENVIRONMENTAL PROTECTION SCIE Free format text: FORMER OWNER: YADU SCIENCE AND TECHNOLOGY CO., LTD., BEIJING Effective date: 20060915 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060915 Address after: 102204, Changping County town, Beijing, super Road, No. 9 Patentee after: Beijing YADU Indoor Environmental Protection Science & Technology Co., Ltd. Address before: 100085, Beijing city on the base of Information Industry Development Road No. 1, YADU building, Li Tiebao turn Patentee before: Yadu Science and Technology Co., Ltd., Beijing |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ASIA HAVE INDOOR ENVIRONMENTAL TECHNOLOGY Free format text: FORMER OWNER: BEIJING YADU INDOOR ENVIRONMENTAL PROTECTION SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20080222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080222 Address after: Zhongxing Road, Beijing city Changping District science and Technology Park Liangshuihe room B232 No. 10, zip code: 102204 Patentee after: Beijing Yadu Indoor Environment Protection Technology Co., Ltd. Address before: No. 9, super Road, Changping Town, Beijing County, China: 102204 Patentee before: Beijing YADU Indoor Environmental Protection Science & Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |