JPH0429300U

JPH0429300U -

Info

Publication number: JPH0429300U
Application number: JP6987190U
Authority: JP
Priority date: 1990-06-30
Filing date: 1990-06-30
Publication date: 1992-03-09

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す圧電発音器の半
断面分解斜視図、第２図は、同圧電発音器を回路
基板に搭載した状態の縦断面図、第３図は、同圧
電発音器のキヤツプを外した状態の平面図、第４
図と第５図は、他の実施例を示す圧電発音器のキ
ヤツプを外した状態の平面図、第６図は、従来例
を示す圧電発音器の半断面分解斜視図、第７図は
、同従来の圧電発音器を回路基板に搭載した状態
の縦断側面図である。１……振動板、２……圧電素子、３……ベース
、５，５′……ピン端子、５ｂ，５ｂ′……ピン
端子の接触端部、４……キヤツプ、５……キヤツ
プの凹部、７……ベースの嵌合顎部、８……調整
子、１１……圧電要素。 Fig. 1 is a half-sectional exploded perspective view of a piezoelectric sound generator showing an embodiment of the present invention, Fig. 2 is a vertical cross-sectional view of the piezoelectric sound generator mounted on a circuit board, and Fig. 3 is a half-sectional exploded perspective view of a piezoelectric sound generator according to an embodiment of the present invention. Top view of the vessel with the cap removed, No. 4
5 and 5 are plan views with the cap removed of a piezoelectric sound generator showing another embodiment, FIG. 6 is a half-sectional exploded perspective view of a piezoelectric sound generator showing a conventional example, and FIG. 7 is a It is a vertical side view of the state where the conventional piezoelectric sound generator is mounted on a circuit board. 1... Vibration plate, 2... Piezoelectric element, 3... Base, 5, 5'... Pin terminal, 5b, 5b'... Contact end of pin terminal, 4... Cap, 5... Recessed part of cap. , 7... Fitting jaw of base, 8... Adjuster, 11... Piezoelectric element.

Claims

[Scope of utility model registration request]

Piezoelectric element 11 consisting of diaphragm 1 and piezoelectric element 2
a base 3 and a cap 4 that are fitted into each other and sandwich the peripheral portion of the diaphragm 1 of the piezoelectric element 11;
In a piezoelectric sound generator having pin terminals 5 and 5' that penetrate through the base 3 and have contact ends 5b and 5b' in contact with the diaphragm 1 and the piezoelectric element 2 of the piezoelectric element 11, respectively, the base 3 The present invention is characterized in that adjusters 8, 8 are provided whose protruding heights can be freely adjusted, and the upper ends of the adjusters 8, 8 support the intermediate portions of the contact ends 5b, 5b' of the pin terminals. Piezoelectric sound generator.