JPH0411362Y2 - - Google Patents
Info
- Publication number
- JPH0411362Y2 JPH0411362Y2 JP2853685U JP2853685U JPH0411362Y2 JP H0411362 Y2 JPH0411362 Y2 JP H0411362Y2 JP 2853685 U JP2853685 U JP 2853685U JP 2853685 U JP2853685 U JP 2853685U JP H0411362 Y2 JPH0411362 Y2 JP H0411362Y2
- Authority
- JP
- Japan
- Prior art keywords
- center conductor
- conductive
- dielectric
- dielectric filter
- input
- 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
- 239000004020 conductor Substances 0.000 claims description 28
- 230000008878 coupling Effects 0.000 claims description 15
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、各種無線機、コードレス電話機等に
使用される誘電体フイルタの入出力結合構造の改
良に関する。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to improvements in the input/output coupling structure of dielectric filters used in various radio equipment, cordless telephones, and the like.
（考案の概要）
本考案は、誘電体フイルタの入出力結合構造に
おいて、誘電体フイルタの貫通導電部を利用し、
そこに入出力結合のための中心導体を容易に外れ
ることの無いように装着する構造である。(Summary of the invention) The invention utilizes the through conductive portion of the dielectric filter in the input/output coupling structure of the dielectric filter.
It has a structure in which a center conductor for input/output coupling is attached so that it will not easily come off.
（従来の技術）
従来公知の誘電体フイルタの入出力結合構造と
しては、特開昭58−114602号に開示されている第
３図に示す構成のものがあつた。この第３図にお
いて、誘電体フイルタは、六面体の誘電体ブロツ
ク１の相対向する二面方向に、２つの貫通導電部
（貫通穴内面に導電膜を形成した構造部分）２Ａ，
２Ｂを間隔をおいて平行に形成するとともに、該
貫通導電部２Ａ，２Ｂの存在する一面及び四側面
の全面に導電膜３を形成し、さらに貫通導電部２
Ａ，２Ｂ間に空洞４を形成した構造となってい
る。そして、入出力結合のための誘電体ユニツト
５は、中心導体６の周囲に誘電体７を円柱状に被
着したもので、該誘電体ユニツト５は前記貫通導
電部２Ａ，２Ｂの内周に挿入される。(Prior Art) As a conventionally known input/output coupling structure of a dielectric filter, there was a structure shown in FIG. 3 disclosed in Japanese Patent Application Laid-open No. 114602/1983. In FIG. 3, the dielectric filter has two through conductive parts (structural parts in which a conductive film is formed on the inner surface of the through hole) 2A,
2B are formed parallel to each other at intervals, and a conductive film 3 is formed on the entire surface of one side and four sides where the through conductive parts 2A and 2B are present, and further the through conductive parts 2
It has a structure in which a cavity 4 is formed between A and 2B. The dielectric unit 5 for input/output coupling has a dielectric 7 coated in a cylindrical shape around a center conductor 6, and the dielectric unit 5 is attached to the inner periphery of the through conductive portions 2A, 2B. inserted.
（考案が解決しようとする問題点）
第３図の従来構造では、入出力結合のための誘
電体ユニツト５の中心導体６と貫通導電部２Ａ，
２Ｂとが両者の間に介在している誘電体で静電結
合されることになり、入出力結合コンデンサを設
ける必要がなくなる。しかし、単に貫通導電部２
Ａ，２Ｂに挿入するだけであるため、固定が不確
実で、振動等で抜けたりする危険性がある。(Problems to be solved by the invention) In the conventional structure shown in FIG.
2B are electrostatically coupled to each other by the dielectric interposed between them, and there is no need to provide an input/output coupling capacitor. However, simply through conductive portion 2
Since it is only inserted into A and 2B, the fixation is uncertain and there is a risk of it coming off due to vibration, etc.
（問題点を解決するための手段）
本考案は、上記の点に鑑み、入出力結合のため
の中心導体を確実に保持でき、信頼性が高く、構
造も簡単な誘電体フイルタの入出力結合構造を提
供しようとするものである。(Means for Solving the Problems) In view of the above points, the present invention provides input/output coupling of a dielectric filter that can securely hold the center conductor for input/output coupling, has high reliability, and has a simple structure. It seeks to provide structure.
本考案は、中間部につば部を有しかつ先端部に
係合部又は螺子部を形成した中心導体を用いてお
り、前記つば部の装着側面に絶縁シートを設けた
状態で誘電体フイルタの貫通導電部の内周に挿入
し、該貫通導電部の反対側より当該貫通導電部に
フランジ付き絶縁ソケツトを嵌込み、前記中心導
体の先端部の係合部又は螺合部に係合もしくは螺
合する構造として、上記問題点を解決している。 The present invention uses a center conductor that has a flange in the middle and has an engaging part or a threaded part at the tip. A flanged insulating socket is inserted into the inner periphery of the conductive through portion, and a flanged insulating socket is fitted into the conductive through portion from the opposite side of the conductive through portion, and is engaged or screwed into the engaging portion or threaded portion at the tip of the center conductor. This structure solves the above problems.
（作用）
本考案の誘電体フイルタの入出力結合構造で
は、中心導体は誘電体フイルタの貫通導電部の一
方の開口から挿入され、絶縁ソケツトは他方の開
口から装着されることになるため、第３図の従来
構造のように一方向に抜けてしまうことがなく、
中心導体の固定は確実である。(Function) In the input/output coupling structure of the dielectric filter of the present invention, the center conductor is inserted through one opening of the through-conducting portion of the dielectric filter, and the insulating socket is attached through the other opening. Unlike the conventional structure shown in Figure 3, it does not come off in one direction.
The center conductor is securely fixed.
（実施例）
以下、本考案に係る誘電体フイルタの入出力結
合構造の実施例を図面に従つて説明する。(Example) Hereinafter, an example of the input/output coupling structure of a dielectric filter according to the present invention will be described with reference to the drawings.
第１図は本考案の第１実施例を示す。この図に
おいて、誘電体フイルタの構造自体は第３図と同
様であり、誘電ブロツク１には貫通導電部２Ａ，
２Ｂが形成され、誘電ブロツク外面には導電膜３
が形成されている。 FIG. 1 shows a first embodiment of the invention. In this figure, the structure of the dielectric filter itself is the same as that in FIG.
2B is formed, and a conductive film 3 is formed on the outer surface of the dielectric block.
is formed.
一方、中心導体１０は中間部につば部１１を有
し、かつ先端部には環状の凹凸からなる係合部１
２が形成されている。ここで、つば部１１の直径
は、前記貫通導電部２Ａ，２Ｂの内径よりも大き
く設定しておく。 On the other hand, the center conductor 10 has a collar part 11 in the middle part, and an engaging part 1 consisting of annular unevenness in the tip part.
2 is formed. Here, the diameter of the flange portion 11 is set larger than the inner diameter of the through conductive portions 2A, 2B.
また、前記中心導体を止めるためのフランジ付
き絶縁ソケツト１４は、例えば所要の誘電率の弾
性絶縁樹脂であり、前記貫通導電部２Ａ，２Ｂの
内周に嵌合する円胴部１５を有し、この中心に環
状の凹凸のある係合穴１６が形成されている。 Further, the flanged insulating socket 14 for fixing the center conductor is made of, for example, an elastic insulating resin having a required dielectric constant, and has a cylindrical portion 15 that fits into the inner periphery of the through conductive portions 2A and 2B, An annular engagement hole 16 with projections and depressions is formed in the center thereof.
そして、前記中心導体１０は、前記つば部１１
の装着側面に絶縁シート１３を設けた状態で前記
貫通導電部２Ａ，２Ｂの内周に挿入され、該貫通
導電部の反対側より当該貫通導電部にフランジ付
き絶縁ソケツト１４を嵌込み、前記中心導体先端
部の係合部１２をソケツト側係合穴１６に係合さ
せる。この結果、中心導体１０と貫通導電部２
Ａ，２Ｂとは両者の間に介在している絶縁ソケツ
ト１４（誘電体として働く）で静電結合される。 The center conductor 10 is connected to the flange portion 11.
is inserted into the inner periphery of the through conductive parts 2A, 2B with an insulating sheet 13 provided on the mounting side thereof, and the flanged insulating socket 14 is fitted into the through conductive part from the opposite side of the through conductive part. The engaging portion 12 at the tip of the conductor is engaged with the socket side engaging hole 16. As a result, the center conductor 10 and the through conductive portion 2
A and 2B are electrostatically coupled through an insulating socket 14 (acting as a dielectric) interposed between them.
上記第１実施例の場合、誘電体フイルタの貫通
導電部の一方より中心導体１０を、他方より絶縁
ソケツト１４を嵌めるので、中心導体１０の固定
が確実であり、抜ける危険がない。また、組み立
ても簡単であり、はんだ付け作業が不要である。 In the case of the first embodiment, the center conductor 10 is fitted into one side of the through-conducting portion of the dielectric filter, and the insulating socket 14 is fitted into the other side, so that the center conductor 10 is securely fixed and there is no risk of it coming off. Furthermore, assembly is easy and no soldering is required.
第２図は本考案の第２実施例を示す。この図に
おいて、中心導体１０Ａは中間部につば部１１を
有し、かつ先端部には雄螺子部２１が形成されて
いる。 FIG. 2 shows a second embodiment of the invention. In this figure, the center conductor 10A has a collar portion 11 in the middle portion, and a male screw portion 21 is formed in the tip portion.
また、戦記中心導体を止めるためのフランジ付
き絶縁ソケツトＡは、例えば所要の誘電率の絶縁
樹脂であり、誘電体フイルタの貫通導電部２Ａ，
２Ｂの内周に嵌合する円胴部１５を有し、この中
心に螺子穴２２が形成されている。 In addition, the flanged insulating socket A for stopping the war center conductor is made of, for example, an insulating resin having a required dielectric constant, and the through-conducting portion 2A of the dielectric filter,
It has a cylindrical portion 15 that fits into the inner periphery of 2B, and a screw hole 22 is formed in the center of the cylindrical portion 15.
そして、前記中心導体１０Ａは、前記つば部１
１の装着側面に絶縁シート１３を設けた状態で前
記貫通導電部２Ａ，２Ｂの内周に挿入され、該貫
通導電部の反対側より当該貫通導電部にフランジ
付き絶縁ソケツト１４Ａを嵌込み、前記中心導体
先端部の雄螺子部２１をソケツト側螺子穴２２に
螺合させる。この結果、中心導体１０と貫通導電
部２Ａ，２Ｂとは両者の間に介在している絶縁ソ
ケツト１４Ａ（誘電体として働く）で静電結合さ
れる。なお、誘電体フイルタ自体は第３図の場合
と同様でよい。 The center conductor 10A is connected to the flange portion 1.
1 is inserted into the inner periphery of the through conductive parts 2A, 2B with the insulating sheet 13 provided on the mounting side of the socket, and the flanged insulating socket 14A is fitted into the through conductive part from the opposite side of the through conductive part. The male screw portion 21 at the tip of the center conductor is screwed into the socket side screw hole 22. As a result, the center conductor 10 and the through conductive portions 2A, 2B are electrostatically coupled through the insulating socket 14A (acting as a dielectric) interposed between them. Note that the dielectric filter itself may be the same as that shown in FIG.
本考案は、種々の構造の誘電体フイルタに適用
可能であり、貫通導電部の中間に空洞の無いもの
や、貫通導電部がインターデジタル型の配置とな
っているものにも適用できる。 The present invention can be applied to dielectric filters of various structures, and can also be applied to filters without a cavity in the middle of the conductive through portions or those in which the conductive through portions are arranged in an interdigital type.
（本考案の効果）
以上説明したように、本考案の誘電体フイルタ
の入出力結合構造によれば、中間部につば部を有
しかつ先端部に係合部又は螺子部を形成した中心
導体を用いており、前記つば部の装着側面に絶縁
シートを設けた状態で誘電体フイルタの貫通導電
部の内周に挿入し、該貫通導電部の反対側より当
該貫通導電部にフランジ付き絶縁ソケツトを嵌込
み、前記中心導体の先端部の係合部又は螺合部に
係合もしくは螺合する構造としたので、入出力結
合のための中心導体を確実に保持できる。また、
構造が簡単で安価であり、信頼性が高い利点があ
る。(Effects of the present invention) As explained above, according to the input/output coupling structure of the dielectric filter of the present invention, the central conductor has a flange in the middle part and an engaging part or a screw part in the tip part. is used, and an insulating sheet is provided on the mounting side of the flange part, and the insulating socket with a flange is inserted into the through-conducting part of the dielectric filter from the opposite side of the through-conducting part. Since the structure is such that the center conductor is fitted into the center conductor and engaged or screwed into the engaging portion or threaded portion at the tip of the center conductor, the center conductor for input/output coupling can be held securely. Also,
It has the advantages of simple structure, low cost, and high reliability.
第１図は本考案に係る誘電体フイルタの入出力
結合構造の第１実施例を示す断面図、第２図は本
考案の第２実施例を示す断面図、第３図は従来の
誘電体フイルタの入出力結合構造の一例を示す断
面図である。
１……誘電体ブロツク、２Ａ，２Ｂ……貫通導
電部、３……導電膜、１０，１０Ａ……中心導
体、１１……つば部、１２……係合部、１３……
絶縁シート、１４，１４Ａ……フランジ付き絶縁
ソケツト、１６……係合穴、２１……雄螺子部、
２２……螺子穴。
FIG. 1 is a cross-sectional view showing a first embodiment of the input/output coupling structure of a dielectric filter according to the present invention, FIG. 2 is a cross-sectional view showing a second embodiment of the present invention, and FIG. 3 is a conventional dielectric filter. FIG. 3 is a cross-sectional view showing an example of an input/output coupling structure of a filter. DESCRIPTION OF SYMBOLS 1... Dielectric block, 2A, 2B... Penetrating conductive part, 3... Conductive film, 10, 10A... Center conductor, 11... Flange part, 12... Engaging part, 13...
Insulating sheet, 14, 14A... Insulating socket with flange, 16... Engaging hole, 21... Male screw part,
22...Screw hole.
Claims (1)
の貫通導電部を間隔をおいて並設した誘電体フイ
ルタにおいて、中間部につば部を有しかつ先端部
に係合部又は螺子部を形成した中心導体を、前記
つば部の装着側面に絶縁シートを設けた状態で前
記貫通導電部の内周に挿入して設け、該貫通導電
部の反対側より当該貫通導電部にフランジ付き絶
縁ソケツトを嵌込み前記中心導体の先端部の係合
部又は螺合部に係合もしくは螺合したことを特徴
とする誘電体フイルタの入出力結合構造。 A dielectric filter in which a plurality of through conductive parts are arranged side by side at intervals on a dielectric block having a conductive film formed on its outer surface, which has a flange part in the middle part and an engaging part or screw part formed in the tip part. A center conductor is provided by being inserted into the inner periphery of the through-conducting part with an insulating sheet provided on the attachment side of the flange part, and a flanged insulating socket is fitted into the through-conducting part from the opposite side of the through-conducting part. An input/output coupling structure for a dielectric filter, characterized in that the inner conductor is engaged with or screwed into an engaging part or a threaded part at the tip of the center conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2853685U JPH0411362Y2 (en) | 1985-02-28 | 1985-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2853685U JPH0411362Y2 (en) | 1985-02-28 | 1985-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61146002U JPS61146002U (en) | 1986-09-09 |
| JPH0411362Y2 true JPH0411362Y2 (en) | 1992-03-23 |
Family
ID=30526502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2853685U Expired JPH0411362Y2 (en) | 1985-02-28 | 1985-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0411362Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0715207Y2 (en) * | 1988-12-24 | 1995-04-10 | 株式会社村田製作所 | Dielectric resonator device |
-
1985
- 1985-02-28 JP JP2853685U patent/JPH0411362Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61146002U (en) | 1986-09-09 |
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