JPH01170475U - - Google Patents
Info
- Publication number
- JPH01170475U JPH01170475U JP6643288U JP6643288U JPH01170475U JP H01170475 U JPH01170475 U JP H01170475U JP 6643288 U JP6643288 U JP 6643288U JP 6643288 U JP6643288 U JP 6643288U JP H01170475 U JPH01170475 U JP H01170475U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric ceramic
- atomizer
- thermistor
- heat generation
- prevention device
- 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.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 claims description 11
- 230000020169 heat generation Effects 0.000 claims 3
- 230000002265 prevention Effects 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Special Spraying Apparatus (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Thermally Actuated Switches (AREA)
- Electronic Switches (AREA)
Description
第１図はこの考案の一実施例を霧化器の圧電セ
ラミツク取付部付近とともに示す概略断面図、第
２図はその制御回路図である。
図面において、１は水槽、２，１２は開口、３
は圧電セラミツク、４は支持体、５は焼結セラミ
ツク、６は超音波放射電極、７は対向電極、８，
１１はリード線、９はサーミスタ、１３はリレー
、１４は開閉接点、１５は駆動回路、１６は直流
電圧源である。
FIG. 1 is a schematic sectional view showing an embodiment of this invention together with the vicinity of the piezoelectric ceramic attachment portion of the atomizer, and FIG. 2 is a control circuit diagram thereof. In the drawing, 1 is a water tank, 2 and 12 are openings, and 3
is a piezoelectric ceramic, 4 is a support, 5 is a sintered ceramic, 6 is an ultrasonic emission electrode, 7 is a counter electrode, 8,
11 is a lead wire, 9 is a thermistor, 13 is a relay, 14 is a switching contact, 15 is a drive circuit, and 16 is a DC voltage source.
Claims (1)
より液体を霧化する霧化器において、前記圧電セ
ラミツクの電極にはこの圧電セラミツクの温度を
検知するサーミスタが取付けられ、このサーミス
タが所定の温度を検知した時前記圧電セラミツク
の駆動回路の動作を切るようにしたことを特徴と
する霧化器用圧電セラミツクの発熱防止装置。 (2) 前記サーミスタは、前記圧電セラミツクの
前記液体に接する超音波放射電極と相対する対向
電極側に取付けられていることを特徴とする請求
項１に記載の霧化器用圧電セラミツクの発熱防止
装置。 (3) 前記駆動回路にはその動作を遮断するよう
にリレー接点が接続され、このリレー接点は前記
サーミスタが所定の温度を検知した時切られるよ
うになつていることを特徴とする請求項１に記載
の霧化器用圧電セラミツクの発熱防止装置。[Claims for Utility Model Registration] (1) In an atomizer that atomizes liquid by ultrasonically vibrating a piezoelectric ceramic, a thermistor that detects the temperature of the piezoelectric ceramic is attached to the electrode of the piezoelectric ceramic, A heat generation prevention device for a piezoelectric ceramic for an atomizer, characterized in that when the thermistor detects a predetermined temperature, the operation of the drive circuit for the piezoelectric ceramic is cut off. (2) The heat generation prevention device for a piezoelectric ceramic for an atomizer according to claim 1, wherein the thermistor is attached to a counter electrode side of the piezoelectric ceramic that faces an ultrasonic emission electrode that is in contact with the liquid. . (3) A relay contact is connected to the drive circuit so as to interrupt its operation, and the relay contact is configured to be turned off when the thermistor detects a predetermined temperature. A piezoelectric ceramic heat generation prevention device for an atomizer as described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6643288U JPH01170475U (en) | 1988-05-20 | 1988-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6643288U JPH01170475U (en) | 1988-05-20 | 1988-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01170475U true JPH01170475U (en) | 1989-12-01 |
Family
ID=31291837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6643288U Pending JPH01170475U (en) | 1988-05-20 | 1988-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01170475U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011132248A1 (en) * | 2010-04-19 | 2011-10-27 | 日本エムエムアイテクノロジー株式会社 | Atomization device |
| JP2020037085A (en) * | 2018-09-05 | 2020-03-12 | 本多電子株式会社 | Ultrasonic atomization device |
-
1988
- 1988-05-20 JP JP6643288U patent/JPH01170475U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011132248A1 (en) * | 2010-04-19 | 2011-10-27 | 日本エムエムアイテクノロジー株式会社 | Atomization device |
| JP2020037085A (en) * | 2018-09-05 | 2020-03-12 | 本多電子株式会社 | Ultrasonic atomization device |