JPS5987065A - Atomizing pump unit - Google Patents
Atomizing pump unitInfo
- Publication number
- JPS5987065A JPS5987065A JP57196438A JP19643882A JPS5987065A JP S5987065 A JPS5987065 A JP S5987065A JP 57196438 A JP57196438 A JP 57196438A JP 19643882 A JP19643882 A JP 19643882A JP S5987065 A JPS5987065 A JP S5987065A
- Authority
- JP
- Japan
- Prior art keywords
- nozzle plate
- electric vibrator
- pump unit
- electrode
- vibrator
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- 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
- B05B17/0638—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 by discharging the liquid or other fluent material through a plate comprising a plurality of orifices
- B05B17/0646—Vibrating plates, i.e. plates being directly subjected to the vibrations, e.g. having a piezoelectric transducer attached thereto
Landscapes
- Special Spraying Apparatus (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、灯油などの液体燃料、水・薬液などの液体の
霧化ポンプに関するものであシ、さらに詳しくは、圧電
振動子などの電気振動子を利用した霧化ポンプに関する
ものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to atomizing pumps for liquid fuels such as kerosene and liquids such as water and chemical solutions, and more specifically relates to electric vibrators such as piezoelectric vibrators. This relates to an atomization pump that utilizes.
従来例の構成とその問題点
従来、この種の霧化ポンプは、第１図に示すように構成
されている。すなわち電気振動子１の相対向する平滑面
には、電極膜２ａ・２ｂが形成され、電極膜２ｂとノズ
ル板３とは軟鑞４ ａを介して同心軸に々るよう接合か
されていた。さらにノズル板３の他力の面と、ボテイー
５ｖｉ軟鑞４ｂを介して同心軸に々るよう接合されてい
た。Conventional configuration and its problems Conventionally, this type of atomizing pump has been configured as shown in FIG. That is, electrode films 2a and 2b were formed on the opposing smooth surfaces of the electric vibrator 1, and the electrode films 2b and the nozzle plate 3 were joined via a soft solder 4a so as to be concentric with each other. . Further, the body 5vi was connected to the other force side of the nozzle plate 3 via soft solder 4b so as to be concentric with it.
電気振動子１・け主成分かＰｂ０．ＴｉＯ２，ＺｒＯ２
゜Ｎｂ・）、ＭｇＯからなるセラミック体で、円形中央
部に開口部を設けたリング形状を有し、電極膜２在。Electric vibrator 1・Principal component or Pb0. TiO2, ZrO2
It is a ceramic body made of ゜Nb・) and MgO, has a ring shape with an opening in the center, and has two electrode films.
２ｂ（グ、銀系の厚膜用導電性ペーストの焼結体あるい
（・寸金属の蒸着膜などが用いられ、ノズル板３（、−
厚さ約５０μｍ程度で、ティスフ状に加工された金属板
か用いられ、その中央部にはノズル孔６、のン通孔（孔
径約７０〜１００μｍ）が、複数個設けられていた。電
柱膜２ａは外部リード線接続用電（〉であり、ボディー
５には液体通路７および液体電８カニ設けられていた。A sintered body of silver-based conductive paste for thick films or a vapor-deposited film of metal is used, and the nozzle plate 3 (, -
A metal plate having a thickness of about 50 μm and processed into a tissue shape was used, and a plurality of nozzle holes 6 (hole diameters of about 70 to 100 μm) were provided in the center of the plate. The telephone pole membrane 2a is a power supply for connecting an external lead wire, and the body 5 is provided with a liquid passage 7 and a liquid power supply 8.
でた、上述の電極膜２ａ、２ｂは、第２図人に示す如く
電気振動子１の相対向する平割面上に、縁取を残す状態
でリング状のパターン形成が々されていた。従来の霧化
ポンプユニットは、以上の様にして構成がなされていた
。As shown in FIG. 2, the above-mentioned electrode films 2a and 2b were formed into a ring-shaped pattern on the opposing planar surfaces of the electric vibrator 1, leaving a border. A conventional atomizing pump unit was constructed as described above.
この構成では、電極膜２ａ、２ｂを形成するのに印刷や
メッキあるいは蒸着などの方法が用いられ、電気振動子
１上に精度よくパターン形成をすることが困難であった
。従って、第１図の様に各構成部材を同心軸上に位置す
るよう、組立をおこなっても、電極膜２ｂとノズル板３
との接合界面すなわち軟鑞４ａ層は、第２図Ｂ電極膜２
ｂのパターンに依存した状態で位置ズレをする。そのた
め、動作時に電気振動子からノズル板３への振動伝播が
、歪んだ状態と々）、安定した共振特性が得られないと
いダ欠点を有していた。In this configuration, methods such as printing, plating, or vapor deposition are used to form the electrode films 2a and 2b, and it is difficult to form a pattern on the electric vibrator 1 with high precision. Therefore, even if the components are assembled so that they are located on the concentric axis as shown in FIG. 1, the electrode film 2b and the nozzle plate 3
The bonding interface with the soft solder 4a layer is the electrode film 2 in FIG.
The position is shifted depending on the pattern b. Therefore, during operation, vibration propagation from the electric vibrator to the nozzle plate 3 is distorted, etc., and stable resonance characteristics cannot be obtained.
発明の目的
本発明は、かかる従来の欠点を解消するもので、安定し
た共振特性を得だ実用性の高い霧化ポンプユニットを提
供することを目的とする。OBJECTS OF THE INVENTION The present invention aims to eliminate such conventional drawbacks and to provide a highly practical atomizing pump unit that has stable resonance characteristics.
発明の構成
この目的を達成するために本発明は、霧化ポンプユニッ
ト構成において、電気振動子の平滑面全体に゛電極膜を
形成する電極構造を設けたものである・この構成によっ
て、電極膜の・くターン精度による接合界面（軟鑞層）
の位置ズレは解消できる。Structure of the Invention In order to achieve this object, the present invention provides an electrode structure that forms an electrode film on the entire smooth surface of an electric vibrator in an atomizing pump unit structure. Bonding interface (soft solder layer) with no-turn precision
The misalignment can be resolved.
従って、動作時の電気振動子からノズル板への振動伝播
は、歪みが抑えられ安定した共振特性を有することがで
きる。Therefore, the vibration propagation from the electric vibrator to the nozzle plate during operation can suppress distortion and have stable resonance characteristics.
実施例の説明
以下、本発明の一実施例を第３図を用いて説明する。第
１図、第２図と同一部材には同一番号を付している。第
３図において、電気振動子１の相対向する平滑面全体に
は、電極膜２１ａ、２１ｂが形成され、電極膜２１ｂと
ノズル板３とは、軟鑞４ａを介して接合がされている。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG. The same members as in FIGS. 1 and 2 are given the same numbers. In FIG. 3, electrode films 21a and 21b are formed on the entire opposing smooth surfaces of the electric vibrator 1, and the electrode film 21b and the nozzle plate 3 are joined via a soft solder 4a.
さらにノズル板３の他方の面と、ボディー５は軟鑞４ｂ
を介して接合されている。電極膜２１ａは外部リード線
接続用電極であシ、ボディー５には液体通路７および液
体室８が設けられている。電極膜２１ａ。Furthermore, the other surface of the nozzle plate 3 and the body 5 are bonded with soft solder 4b.
are connected via. The electrode film 21a is an electrode for connecting an external lead wire, and the body 5 is provided with a liquid passage 7 and a liquid chamber 8. Electrode film 21a.
２１ｂの構造を含め、ノズル板３との接合構造以外は、
従来と同一部材ならびに同一構成である。Including the structure of 21b, other than the joint structure with the nozzle plate 3,
It has the same members and the same configuration as the conventional one.
上記構成において、電極膜２ｊａ、２１ｋｌは、電気振
動子１の平滑面全体に形成するため、電極膜パターンの
位置ズレに依存する接合部のズレは、解消できる。従っ
て、前記ユニットを動作時、電気振動子１からノズル板
３へは、歪みの抑えられた振動伝播ができる。そのため
安定した共振特性を得られるという効果がある。また、
電気振動子１の平滑面全体を電極２１ｂとし接合するた
め、空隙部が無くなり振動伝播の効率が向上するという
利点も得られる。In the above configuration, since the electrode films 2ja and 21kl are formed over the entire smooth surface of the electric vibrator 1, it is possible to eliminate misalignment of the bonding portion depending on misalignment of the electrode film pattern. Therefore, when the unit is operated, vibration can be propagated from the electric vibrator 1 to the nozzle plate 3 with suppressed distortion. Therefore, there is an effect that stable resonance characteristics can be obtained. Also,
Since the entire smooth surface of the electric vibrator 1 is connected to the electrode 21b, there is an advantage that there is no void and the efficiency of vibration propagation is improved.
発明の効果
以上のように本発明の霧化ポンプユニットの構成によれ
ば、次の効果が得られる。Effects of the Invention As described above, according to the configuration of the atomizing pump unit of the present invention, the following effects can be obtained.
電気振動子の平滑面全体に電極部を設ける構成としてい
るので、従来の電極膜パターンの位置ズレに依存する接
合部のズレは解消し、動作時の振動伝播が均質となシ、
安定した共振特性を得られる込来がある。Since the electrode part is provided on the entire smooth surface of the electric vibrator, the displacement of the joint part that depends on the positional displacement of the conventional electrode film pattern is eliminated, and the vibration propagation during operation is uniform.
There is a problem in obtaining stable resonance characteristics.
第１図は従来の構成による霧化ポンプユニットを示す断
面図、第２図Ａ、Ｂは従来の構成を説明するだめの断面
図、第３図は本発明の一実施例を示す断面図である。
１・・・・・・電気振動子、２１ａ、＝・・電極膜、２
１ｂ・・・・・・電型膜、３・・・・・・ノズル板、４
ａ・・・・・・軟鑞、４ｂ・・・・・・軟鑞、５・・・
・・・ボディー、６．・・・・・ノズル孔、了・・・・
・・液体通路、８・・・・・・液体室。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第
ｌ 図
第２図
２ｏ。
第３図
−あFIG. 1 is a sectional view showing an atomizing pump unit with a conventional configuration, FIGS. 2A and B are sectional views illustrating the conventional configuration, and FIG. 3 is a sectional view showing an embodiment of the present invention. be. 1... Electric vibrator, 21a, =... Electrode film, 2
1b... Electrotype film, 3... Nozzle plate, 4
a... Soft soldering, 4b... Soft soldering, 5...
...Body, 6. ...Nozzle hole completed...
...Liquid passage, 8...Liquid chamber. Name of agent: Patent attorney Toshio Nakao and 1 other person
l Figure 2, Figure 2o. Figure 3-A
Claims (1)
気振動子と、−ないし−以上のノズル孔を設けたノズル
板と、ボディーとからなり、前記電極膜の一方を含めた
前記電気振動子と前記ノズル板、さらに前記ノズル板の
裏面とボテイーとかそれぞれ同心軸に成るよう接合し、
前記電気振動子に設けられた電極膜は前記振動子の平滑
面全体に形成した霧化ポンプユニット。It consists of an electric vibrator having a ring shape and having an electrode film on opposing smooth surfaces, a nozzle plate having - or more nozzle holes, and a body, and the electric vibrator including one of the electrode films. The vibrator and the nozzle plate, as well as the back surface of the nozzle plate and the body, are joined so as to form concentric axes,
In the atomization pump unit, an electrode film provided on the electric vibrator is formed on the entire smooth surface of the vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57196438A JPS5987065A (en) | 1982-11-09 | 1982-11-09 | Atomizing pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57196438A JPS5987065A (en) | 1982-11-09 | 1982-11-09 | Atomizing pump unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5987065A true JPS5987065A (en) | 1984-05-19 |
| JPS632224B2 JPS632224B2 (en) | 1988-01-18 |
Family
ID=16357822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57196438A Granted JPS5987065A (en) | 1982-11-09 | 1982-11-09 | Atomizing pump unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5987065A (en) |
-
1982
- 1982-11-09 JP JP57196438A patent/JPS5987065A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS632224B2 (en) | 1988-01-18 |
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