JPS6223125Y2 - - Google Patents
Info
- Publication number
- JPS6223125Y2 JPS6223125Y2 JP1982200211U JP20021182U JPS6223125Y2 JP S6223125 Y2 JPS6223125 Y2 JP S6223125Y2 JP 1982200211 U JP1982200211 U JP 1982200211U JP 20021182 U JP20021182 U JP 20021182U JP S6223125 Y2 JPS6223125 Y2 JP S6223125Y2
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- piezoelectric vibrator
- piezoelectric
- connection
- spacer particles
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
【考案の詳細な説明】
［産業上の利用分野］
本考案は、圧電振動子の接続構造に関するもの
である。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a connection structure for piezoelectric vibrators.
［従来の技術］
従来にあつては、水晶などの圧電振動子は保持
バネを介して配線基板（回路基板）上に保持する
構造が一般的であつた。しかし、この構造による
と、保持バネが必要で組立が煩雑であるという欠
点をもつていた。[Prior Art] Conventionally, piezoelectric vibrators such as crystals have generally been held on a wiring board (circuit board) via a holding spring. However, this structure has the disadvantage that a holding spring is required and assembly is complicated.
そこで、保持バネを使用することなく導電接着
剤を介して圧電振動子を配線基板上に直接に接続
する構造が、本出願人による特開昭54−116190号
公報（特公昭61−728号公報）または実開昭54−
129976号公報（実公昭61−17624号公報）にて提
案されている。 Therefore, a structure in which a piezoelectric vibrator is directly connected to a wiring board via a conductive adhesive without using a holding spring is disclosed in Japanese Patent Application Laid-open No. 116190/1982 (Japanese Patent Publication No. 728/1989) by the present applicant. ) or Utsukai 54-
This was proposed in Publication No. 129976 (Publication No. 17624 of 1987).
［考案が解決しようとする問題点］
本出願人によるこれらの改良された先行技術で
は、圧電振動子を配線基板に浮かせた状態に接続
保持するために配線基板が特殊構造となる欠点が
あり、そのために製造コストの引き下げなどの合
理化効果が今一つである問題点があつた。[Problems to be Solved by the Invention] These improved prior art techniques by the present applicant have the disadvantage that the wiring board has a special structure in order to connect and hold the piezoelectric vibrator in a floating state on the wiring board. As a result, there was a problem in that the effects of rationalization, such as reduction in manufacturing costs, were not very effective.
そこで本考案は、特殊構造の配線基板を用いる
ことなく圧電振動子を浮かせた状態で直線に配線
基板上に接続できるようにし、それによつて製造
コストの引き下げなどの合理化をさらに図ること
を主たる目的とするものである。 Therefore, the main purpose of this invention is to enable the piezoelectric vibrator to be connected to the wiring board in a straight line in a floating state without using a specially structured wiring board, thereby further streamlining the production process by reducing manufacturing costs. That is.
［問題を解決するための手段］
上記目的のもとに、本考案では、複数の接続電
極が形成されている配線基板の接続電極に、圧電
振動子を、配線基板と平行な姿勢で、配線基板と
圧電振動子との間に間隙を生じるに十分な大きさ
のスペーサ粒子を含有する導電ペーストを介し
て、配線基板上に直線に接続した。[Means for Solving the Problem] Based on the above object, the present invention provides a piezoelectric vibrator, which is connected to a connection electrode of a wiring board on which a plurality of connection electrodes are formed, in a position parallel to the wiring board. A straight connection was made on the wiring board via a conductive paste containing spacer particles large enough to create a gap between the board and the piezoelectric vibrator.
［実施例］
以下、本考案の一実施例を図面を参照しつつ説
明する。[Example] Hereinafter, an example of the present invention will be described with reference to the drawings.
１は、圧電振動子であり、この実施例では平凸
円板状の厚みすべり水晶振動子が使用されてい
る。圧電振動子１には両面に駆動電極１ａ，１ｂ
が形成してある。 1 is a piezoelectric vibrator, and in this embodiment, a plano-convex disk-shaped thickness shear crystal vibrator is used. The piezoelectric vibrator 1 has drive electrodes 1a and 1b on both sides.
is formed.
２は配線基板であり、セラミツク、ガラスなど
熱膨張係数が圧電振動子１と近いものから形成さ
れている。配線基板２には配線パターン３、コン
デンサ４，５などが設けてある。３ａ，３ｂは圧
電振動子１を接続するための接続電極である。コ
ンデンサ４，５は、配線パターン３の上部に誘導
体層を塗布形成し、さらにその上部を配線パター
ン３ａ，３ｂの一部が横切るように延伸させて構
成した積層型のものである。 Reference numeral 2 denotes a wiring board, which is made of a material having a coefficient of thermal expansion close to that of the piezoelectric vibrator 1, such as ceramic or glass. The wiring board 2 is provided with a wiring pattern 3, capacitors 4 and 5, and the like. 3a and 3b are connection electrodes for connecting the piezoelectric vibrator 1. The capacitors 4 and 5 are of a laminated type in which a dielectric layer is applied and formed on the upper part of the wiring pattern 3, and further the upper part is extended so that part of the wiring patterns 3a and 3b crosses the dielectric layer.
圧電振動子１は、その外周の複数位置におい
て、導電ペースト６ａ，６ｂ，６ｃ，６ｄにより
配線基板２上に接着支持されている。導電ペース
ト６ａ，６ｂ，６ｃ，６ｄとしては、例えば200
μｍ程度のスペーサ粒子６ｅを含有したものが使
用されている。このため、圧電振動子１は、第４
図示のように、配線基板２に対し、スペーサ粒子
６ｅによつて規定される間隙をもつて平行に連結
され、導電ペースト６ａは圧電振動子１の駆動電
極１ａと配線基板２のリード部３ａとを接続して
おり、導電ペースト６ｂは駆動電極１ｂとリード
部３ｂとを接続している。 The piezoelectric vibrator 1 is adhesively supported on the wiring board 2 by conductive pastes 6a, 6b, 6c, and 6d at a plurality of positions on its outer periphery. For example, the conductive pastes 6a, 6b, 6c, and 6d are 200
A material containing spacer particles 6e of about μm size is used. Therefore, the piezoelectric vibrator 1
As shown in the figure, the conductive paste 6a is connected in parallel to the wiring board 2 with a gap defined by the spacer particles 6e, and the conductive paste 6a connects the drive electrode 1a of the piezoelectric vibrator 1 and the lead part 3a of the wiring board 2. The conductive paste 6b connects the drive electrode 1b and the lead portion 3b.
７は集積回路素子であり、圧電振動子１を発振
させる発振回路およびその出力周波数を分周する
分周回路などを含んでいる。集積回路素子７は導
電ペースト８により配線基板２上に接着されてい
る。集積回路素子７の各パツド部と配線パターン
３とはボンデイングワイヤを解して接続されてい
る。 Reference numeral 7 denotes an integrated circuit element, which includes an oscillation circuit that causes the piezoelectric vibrator 1 to oscillate, a frequency dividing circuit that divides its output frequency, and the like. Integrated circuit element 7 is bonded onto wiring board 2 with conductive paste 8 . Each pad portion of the integrated circuit element 7 and the wiring pattern 3 are connected through bonding wires.
９はキヤツプであり、配線基板２に絶縁性接着
剤１０により封着され、配線基板２とともに圧電
振動子１などのための封止容器を構成している。
キヤツプ９と配線基板２との内部は真空あるいは
不活性ガス置換されている。 A cap 9 is sealed to the wiring board 2 with an insulating adhesive 10, and together with the wiring board 2 constitutes a sealed container for the piezoelectric vibrator 1 and the like.
The inside of the cap 9 and the wiring board 2 are evacuated or replaced with an inert gas.
なお、上記実施例では、圧電振動子として平凸
円板状の厚みすべり圧電振動子を用いたが、短形
振動子でもよく、他の圧電材料を用いることもで
きる。勿論、他の振動モードの圧電振動子でもよ
いことは説明するまでもない
［考案の効果］
以上詳細に説明した本考案に係る圧電振動子の
接続構造によれば、圧電振動子を配線基板に実装
するに際し、従来の如く保持バネを使用すること
必要もなく、また配線基板としては極く普通の配
線基板を使用して圧電振動子を配線基板上に直接
に装備接続することができる。その結果、圧電振
動子の配線基板に対する実装コストを著しく引下
げることができるなど、実用上の効果は誠に著大
である。 In the above embodiment, a plano-convex disk-shaped thickness-shear piezoelectric vibrator was used as the piezoelectric vibrator, but a rectangular vibrator or other piezoelectric material may also be used. Of course, there is no need to explain that piezoelectric vibrators with other vibration modes may also be used. [Effects of the Invention] According to the piezoelectric vibrator connection structure according to the present invention described in detail above, the piezoelectric vibrator can be attached to a wiring board. When mounting the piezoelectric vibrator, there is no need to use a holding spring as in the past, and a very ordinary wiring board can be used as the wiring board, and the piezoelectric vibrator can be directly mounted and connected to the wiring board. As a result, the practical effects are truly significant, such as being able to significantly reduce the cost of mounting the piezoelectric vibrator on the wiring board.
図面は本考案の一実施例を示すものであつて、
第１図は端面図、第２図は第１図−線断面
図、第３図は第１図−線拡大端面図、第４図
は圧電振動子の配線基板に対する接続構造を示す
要部拡大断面図である。
１……圧電振動子、２……配線基板、３ａ，３
ｂ……接続電極、６ａ，６ｂ……導体ペースト、
６ｅ……スペーサ粒子。
The drawings show one embodiment of the present invention,
Fig. 1 is an end view, Fig. 2 is a sectional view taken along the line in Fig. 1, Fig. 3 is an enlarged end view taken in Fig. 1, and Fig. 4 is an enlarged view of the main part showing the connection structure of the piezoelectric vibrator to the wiring board. FIG. 1...Piezoelectric vibrator, 2...Wiring board, 3a, 3
b... Connection electrode, 6a, 6b... Conductor paste,
6e...Spacer particle.
Claims (1)
記接続電極に、圧電振動子が上記配線基板と平行
な姿勢でスペーサ粒子を含有する導電ペーストを
介して直線に接続されており、上記圧電振動子は
上記スペーサ粒子によつて規定される間隙をもつ
て上記配線基板と対向していることを特徴とする
圧電振動子の接続構造。 A piezoelectric vibrator is linearly connected to the connection electrode of a wiring board on which a plurality of connection electrodes are formed via a conductive paste containing spacer particles in a posture parallel to the wiring board, and the piezoelectric vibrator A piezoelectric vibrator connection structure, characterized in that the piezoelectric vibrator faces the wiring board with a gap defined by the spacer particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20021182U JPS59101512U (en) | 1982-12-24 | 1982-12-24 | Piezoelectric vibrator connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20021182U JPS59101512U (en) | 1982-12-24 | 1982-12-24 | Piezoelectric vibrator connection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59101512U JPS59101512U (en) | 1984-07-09 |
| JPS6223125Y2 true JPS6223125Y2 (en) | 1987-06-12 |
Family
ID=30425744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20021182U Granted JPS59101512U (en) | 1982-12-24 | 1982-12-24 | Piezoelectric vibrator connection structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59101512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000269768A (en) * | 1999-03-16 | 2000-09-29 | Tdk Corp | Piezoelectric resonance component |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6374163B2 (en) * | 2013-12-27 | 2018-08-15 | 京セラ株式会社 | Piezoelectric oscillator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428555A (en) * | 1977-08-05 | 1979-03-03 | Seikosha Kk | Crystal oscillator |
| JPS5785703A (en) * | 1980-11-18 | 1982-05-28 | Tokyo Shibaura Electric Co | Method of operating dust pneumatic transport blower |
-
1982
- 1982-12-24 JP JP20021182U patent/JPS59101512U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428555A (en) * | 1977-08-05 | 1979-03-03 | Seikosha Kk | Crystal oscillator |
| JPS5785703A (en) * | 1980-11-18 | 1982-05-28 | Tokyo Shibaura Electric Co | Method of operating dust pneumatic transport blower |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000269768A (en) * | 1999-03-16 | 2000-09-29 | Tdk Corp | Piezoelectric resonance component |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59101512U (en) | 1984-07-09 |
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