JPH0834364B2 - Microstrip circuit - Google Patents
Microstrip circuitInfo
- Publication number
- JPH0834364B2 JPH0834364B2 JP1250162A JP25016289A JPH0834364B2 JP H0834364 B2 JPH0834364 B2 JP H0834364B2 JP 1250162 A JP1250162 A JP 1250162A JP 25016289 A JP25016289 A JP 25016289A JP H0834364 B2 JPH0834364 B2 JP H0834364B2
- Authority
- JP
- Japan
- Prior art keywords
- connection terminal
- circuit board
- printed circuit
- ground conductor
- microstrip
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0237—High frequency adaptations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
Landscapes
- Waveguides (AREA)
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は、トリプレート構造のマイクロストリップ回
路に関し、特にプリント基板に設けた外側筒と接続端子
本体部に設けた内導体とを嵌合することによって両者を
電気的に接続する構成のマイクロストリップ回路に関す
る。Description: TECHNICAL FIELD The present invention relates to a microstrip circuit having a triplate structure, and in particular, an outer cylinder provided on a printed circuit board and an inner conductor provided on a connection terminal body are fitted to each other. Therefore, the present invention relates to a microstrip circuit configured to electrically connect the both.
［従来の技術］ 従来のこの種のマイクロストリップ回路として第３図
乃至第５図に示すものが知られている。[Prior Art] As a conventional microstrip circuit of this type, the one shown in FIGS. 3 to 5 is known.
第３図はマイクロストリップ回路の一部を切り欠いた
斜視図である。FIG. 3 is a perspective view in which a part of the microstrip circuit is cut away.
第３図において、プリント基板１はマイクロ波を発生
させる回路をその上面に構成したもので、このプリント
基板１の上下面には、誘電体2a,2bが添設されている。
プリント基板１は、この誘電体2a,2bを夫々介して地導
体板3a,3bに挟持されている。地導体板3a,3bは、その周
縁部が短絡板12により短絡され、取り付けネジ11によっ
て固定されている。短絡板12は、回路内で不要なモード
のマイクロ波が発生するのを抑制する効果を有する。In FIG. 3, a printed circuit board 1 has a circuit for generating microwaves on its upper surface, and dielectrics 2a and 2b are attached to the upper and lower surfaces of the printed circuit board 1.
The printed board 1 is sandwiched between the ground conductor plates 3a and 3b through the dielectrics 2a and 2b, respectively. The peripheral portions of the ground conductor plates 3a and 3b are short-circuited by the short-circuit plate 12 and fixed by the mounting screws 11. The short-circuit plate 12 has an effect of suppressing generation of unnecessary mode microwaves in the circuit.
第４図は第３図のプリント基板１に出力端子を取り付
ける際の取り付け方法を説明するための分解斜視図であ
る。FIG. 4 is an exploded perspective view for explaining a mounting method when mounting the output terminal on the printed circuit board 1 of FIG.
第４図において、プリント基板１には、出力を取り出
す基板１上の導体位置に導電性の外側筒４が取り付けら
れている。この外側筒４の一端部は、それが取り付けら
れたプリント基板１及び誘電体2a,2bの端部から突出し
た地導体板3a,3bに挟まれた空間に臨むように位置して
いる。In FIG. 4, a conductive outer cylinder 4 is attached to the printed circuit board 1 at a conductor position on the circuit board 1 where the output is taken out. One end of the outer cylinder 4 is located so as to face the space between the printed circuit board 1 to which it is attached and the ground conductor plates 3a and 3b protruding from the ends of the dielectrics 2a and 2b.
出力端子を取り付けるには、先ず、このプリント基板
１の両面に誘電体2a,2bを配置し、更にその両面に地導
体板3a,3bを配置し、これらをネジ止めした後、接続端
子本体部５を上記地導体板3a,3bの端子に挟まれた空間
内に挿入し、接続端子本体部５の内導体８が上記外側筒
４に嵌合するまで接続端子本体部５を挿入する。更に、
接続端子本体部５と地導体板3a,3bとを取り付けネジ15
とナット16とによって固定した後、接続端子本体部５の
前面にコネクタ13を取り付けネジ14により固定する。In order to attach the output terminal, first, the dielectrics 2a and 2b are arranged on both sides of the printed circuit board 1, the ground conductor plates 3a and 3b are further arranged on both sides thereof, and they are screwed, and then the connection terminal body portion is formed. 5 is inserted into the space sandwiched between the terminals of the ground conductor plates 3a, 3b, and the connection terminal body 5 is inserted until the inner conductor 8 of the connection terminal body 5 fits into the outer cylinder 4. Furthermore,
Attach the connection terminal body 5 and the ground conductor plates 3a, 3b with screws 15
After fixing with the nut 16 and the nut 16, the connector 13 is attached to the front surface of the connection terminal body 5 with the screw 14.
これにより、第５図に示すように、接続端子本体部５
の外導体６に誘電体７を介して支持された内導体８と、
プリント基板１に固定された筒状の外側筒４とが嵌合
し、プリント基板１からのマイクロ波を外側筒４及び内
導体８を介して接続端子本体部５へ伝送することが可能
になる。As a result, as shown in FIG.
An inner conductor 8 supported by the outer conductor 6 via a dielectric 7.
The cylindrical outer cylinder 4 fixed to the printed circuit board 1 is fitted, and microwaves from the printed circuit board 1 can be transmitted to the connection terminal body 5 via the outer cylinder 4 and the inner conductor 8. .
このような構成によれば、プリント基板１と接続端子
本体部５の熱膨張係数が違っていても、外側筒４と内導
体８との嵌合部において両者の寸法変化を吸収すること
ができるので、プリント基板１の導体及び接続端子本体
部５の内導体に不要な力が加わるのを防止することがで
き、回路の破壊を防止することができる。特に、プリン
ト基板１、誘電体2a,2b及び地導体板3a,3bを接着剤等で
圧着する場合には、熱及び圧力が加わるので、この構造
を採用する効果は大きい。According to such a configuration, even if the printed circuit board 1 and the connection terminal body 5 have different coefficients of thermal expansion, it is possible to absorb a dimensional change between the outer tube 4 and the inner conductor 8 at the fitting portion. Therefore, it is possible to prevent unnecessary force from being applied to the conductor of the printed circuit board 1 and the inner conductor of the connection terminal body portion 5, and it is possible to prevent the destruction of the circuit. In particular, when the printed circuit board 1, the dielectrics 2a and 2b and the ground conductor plates 3a and 3b are pressure-bonded with an adhesive or the like, heat and pressure are applied, so that this structure has a great effect.
［発明が解決しようとする課題］ しかしながら、上述した従来のマイクロストリップ回
路では、接続端子本体部の内導体とプリント基板側の外
側筒とを嵌合させる際に、外側筒が接続端子本体部の影
に隠れてしまい、嵌合部を目視で確認することができな
いという欠点がある。このため、外側筒と接続端子本体
部との間の位置決めを精度良く行なう必要があり、組立
作業に熟練と多くの時間とを要するという問題点があっ
た。[Problems to be Solved by the Invention] However, in the above-described conventional microstrip circuit, when the inner conductor of the connection terminal main body and the outer cylinder on the printed circuit board side are fitted, the outer cylinder is connected to the connection terminal main body. There is a drawback that the fitting part cannot be visually confirmed because it is hidden in the shadow. Therefore, it is necessary to accurately position the outer cylinder and the connection terminal main body portion, which requires skill and a lot of time for the assembly work.
本発明はかかる問題点に鑑みてなされたものであっ
て、プリント基板と接続端子本体部との間の嵌合部にお
ける嵌合作業を極めて容易に行なうことができ、製造コ
ストの低減と歩留まりの向上とを図ることができるマイ
クロストリップ回路を提供することを目的とする。The present invention has been made in view of the above problems, and it is possible to extremely easily perform the fitting operation in the fitting portion between the printed circuit board and the connection terminal main body, which reduces the manufacturing cost and reduces the yield. An object of the present invention is to provide a microstrip circuit that can be improved.
［課題を解決するための手段］ 本発明に係るマイクロストリップ回路は、プリント基
板と、このプリント基板の上下面に夫々添設された誘電
体と、これら誘電体を介して前記プリント基板を挟持す
る地導体板と、前記プリント基板上に接続された筒状の
第１の接続端子と、この第１の接続端子に嵌合され貫通
孔が形成された第２の接続端子と、この第２の接続端子
が固定され前記地導体板間に配置される接続端子本体部
とを備えたマイクロストリップ回路において、前記接続
端子本体部は前記第２の接続端子に設けられた貫通孔
と、前記第１の接続端子に設けられた嵌合孔とが同軸と
なる位置にて前記地導体板間に固定されることを特徴と
する。[Means for Solving the Problems] A microstrip circuit according to the present invention sandwiches a printed circuit board, dielectrics provided on the upper and lower surfaces of the printed circuit board, and the printed circuit board via these dielectrics. A ground conductor plate, a cylindrical first connection terminal connected to the printed circuit board, a second connection terminal fitted into the first connection terminal and having a through hole, and a second connection terminal. In a microstrip circuit including a connection terminal main body portion in which a connection terminal is fixed and arranged between the ground conductor plates, the connection terminal main body portion includes a through hole provided in the second connection terminal and the first Is fixed between the ground conductor plates at a position coaxial with the fitting hole provided in the connection terminal.
［作用］ 本発明によれば、プリント基板に固定された筒状の第
１の接続端子に嵌合される第２の接続端子に、上記第１
の接続端子と同軸の貫通孔が形成されているので、この
貫通孔に例えばピアノ線を挿入する等、上記貫通孔をガ
イドとして使用することにより、第１の接続端子と第２
の接続端子とを極めて容易に嵌合することが可能にな
る。[Operation] According to the present invention, the above-mentioned first connecting terminal is fitted to the second connecting terminal fitted to the cylindrical first connecting terminal fixed to the printed circuit board.
Since a through hole coaxial with the connection terminal is formed, the first connection terminal and the second connection terminal can be formed by using the through hole as a guide such as inserting a piano wire into the through hole.
It becomes possible to extremely easily fit the connection terminal of the above.
従って、本発明によれば、製造コストの低減と歩留ま
りの向上とを図ることができる。Therefore, according to the present invention, it is possible to reduce the manufacturing cost and improve the yield.
［実施例］ 以下、添付の図面を参照しながら本発明の実施例につ
いて説明する。Embodiments Embodiments of the present invention will be described below with reference to the accompanying drawings.
第１図は本発明の実施例に係るマイクロストリップ回
路における嵌合部を示す断面図である。なお、この第１
図において、第３図乃至第５図に示した従来回路と同一
物には同一符号を付し、重複する部分の説明を省略す
る。FIG. 1 is a sectional view showing a fitting portion in a microstrip circuit according to an embodiment of the present invention. In addition, this first
In the figure, the same components as those of the conventional circuit shown in FIGS. 3 to 5 are designated by the same reference numerals, and the description of the overlapping portions will be omitted.
筒状の外側筒19は、プリント基板１の導体部に例えば
ハンダ付けによって固定されている。また、接続端子本
体部５は、誘電体７を介して外導体６と内導体18とが同
軸配置された同軸線路構造になっている。そして、この
実施例の回路が従来の回路と異なる点は、上記内導体18
に、上記外側筒19の中心軸と同軸的に貫通孔17が形成さ
れている点にある。The cylindrical outer cylinder 19 is fixed to the conductor portion of the printed board 1 by, for example, soldering. Further, the connection terminal body 5 has a coaxial line structure in which the outer conductor 6 and the inner conductor 18 are coaxially arranged with the dielectric 7 interposed therebetween. The circuit of this embodiment is different from the conventional circuit in that the inner conductor 18
In addition, the through hole 17 is formed coaxially with the central axis of the outer cylinder 19.
第２図は、このように構成された本実施例のマイクロ
ストリップ回路の組立方法を説明するための図である。FIG. 2 is a diagram for explaining a method of assembling the microstrip circuit of this embodiment having the above-described structure.
先ず、プリント基板１、誘電体2a,2b及び地導体板3a,
3bを組立た後、接続端子本体部５の内導体18の貫通孔17
に組立ガイド部材としてピアノ線９を挿入し、続いてピ
アノ線９の先端を外側筒19に目視によって挿入する。こ
の場合、外側筒19は、挿入方向手前側を内導体18の外径
とほぼ同じ程度の大径とし、挿入方向奥側をピアノ線９
の外径よりもやや大きい程度の小径とすることによっ
て、ピアノ線９の挿入を容易にすると共に、ピアノ線９
の正確な位置決めを行なうことができる。First, the printed board 1, the dielectrics 2a, 2b and the ground conductor plate 3a,
After assembling 3b, through hole 17 of inner conductor 18 of connection terminal body 5
Then, the piano wire 9 is inserted as an assembly guide member, and then the tip of the piano wire 9 is visually inserted into the outer cylinder 19. In this case, the outer cylinder 19 has a large diameter on the front side in the insertion direction, which is approximately the same as the outer diameter of the inner conductor 18, and a piano wire 9 on the rear side in the insertion direction.
The diameter of the piano wire 9 is slightly larger than the outer diameter of
Can be accurately positioned.
次に、接続端子本体部５を地導体板3a,3bの間に挿入
し、更に接続端子本体部５をピアノ線９に添って挿入方
向10に所定の嵌合完了位置まで押し込み。これにより、
外側筒19と内導体18との嵌合位置の目視による確認が困
難であっても、極めて容易、且つ正確に両者の嵌合を行
なうことができる。なお、その後の接続端子本体部５の
固定方法は従来と同様であるため、その詳細は割愛す
る。Next, the connection terminal body 5 is inserted between the ground conductor plates 3a and 3b, and the connection terminal body 5 is pushed along the piano wire 9 in the insertion direction 10 to a predetermined fitting completion position. This allows
Even if it is difficult to visually check the fitting position of the outer cylinder 19 and the inner conductor 18, the fitting of the both can be performed very easily and accurately. Since the method of fixing the connection terminal body 5 thereafter is the same as the conventional method, its details are omitted.
なお、本回路では内導体18に貫通孔17が形成されてい
るが、同軸線路内のマイクロ波電流は、一般に導体の表
面付近のみを流れるので、内導体18に貫通孔17を設けて
も、回路の動作及び電気的特性に何ら影響を与えること
はなく、従来と同様の特性を得ることができる。Although the through hole 17 is formed in the inner conductor 18 in this circuit, since the microwave current in the coaxial line generally flows only near the surface of the conductor, even if the through hole 17 is provided in the inner conductor 18, The same characteristics as the conventional one can be obtained without affecting the operation and electrical characteristics of the circuit.
［発明の効果］ 以上、説明したように、本発明によれば、プリント基
板に固定された筒状の第１の接続端子に嵌合される第２
の接続端子に、上記第１の接続端子と同軸の貫通孔が形
成されているので、この貫通孔にガイド部材を挿入する
等の方法を採用することによって、第１の接続端子と第
２の接続端子とを極めて容易に嵌合することが可能にな
る。[Effects of the Invention] As described above, according to the present invention, the second fitting terminal which is fitted to the cylindrical first connection terminal fixed to the printed circuit board is provided.
Since a through hole coaxial with the first connection terminal is formed in the connection terminal of, the first connection terminal and the second connection terminal can be formed by adopting a method such as inserting a guide member into the through hole. It becomes possible to fit the connection terminal very easily.
従って、本発明によれば、製造コストの低減と歩留ま
りの向上とを図ることができる。Therefore, according to the present invention, it is possible to reduce the manufacturing cost and improve the yield.
第１図は本発明の実施例に係るマイクロストリップ回路
の出力端子の取り付け部を示す縦断面図、第２図は同回
路の組立方法を説明するための縦断面図、第３図は従来
のトリプレート構造のマイクロストリップ回路の一部を
切り欠いた斜視図、第４図は同回路の出力端子の取り付
け部の分解斜視図、第５図は同出力端子の取り付け部の
縦断面図である。 1;プリント基板、2a,2b,7;誘電体、3a,3b;地導体板、4,
19;外側筒、5;接続端子本体部、6;外導体、8,19;内導
体、9;ピアノ線、10;挿入方向、11,14,15;取り付けネ
ジ、12;短絡板、13;コネクタ、16;ナット、17;貫通孔FIG. 1 is a vertical sectional view showing a mounting portion of an output terminal of a microstrip circuit according to an embodiment of the present invention, FIG. 2 is a vertical sectional view for explaining an assembling method of the circuit, and FIG. FIG. 4 is a perspective view in which a part of a microstrip circuit having a triplate structure is cut away, FIG. 4 is an exploded perspective view of a mounting portion of an output terminal of the circuit, and FIG. 5 is a vertical sectional view of a mounting portion of the output terminal. . 1; printed circuit board, 2a, 2b, 7; dielectric, 3a, 3b; ground conductor plate, 4,
19; outer tube, 5; connection terminal body, 6; outer conductor, 8, 19; inner conductor, 9; piano wire, 10; insertion direction, 11, 14, 15; mounting screw, 12; short-circuit plate, 13; Connector, 16; Nut, 17; Through hole
Claims (1)
面に夫々添設された誘電体と、これら誘電体を介して前
記プリント基板を挟持する地導体板と、前記プリント基
板上に接続された筒状の第１の接続端子と、この第１の
接続端子に嵌合され貫通孔が形成された第２の接続端子
と、この第２の接続端子が固定され前記地導体板間に配
置される接続端子本体部とを備えたマイクロストリップ
回路において、前記接続端子本体部は前記第２の接続端
子に設けられた貫通孔と、前記第１の接続端子に設けら
れた嵌合孔とが同軸となる位置にて前記地導体板間に固
定されることを特徴とするマイクロストリップ回路。1. A printed circuit board, dielectrics respectively provided on the upper and lower surfaces of the printed circuit board, a ground conductor plate for sandwiching the printed circuit board via the dielectrics, and a printed circuit board connected to the printed circuit board. A cylindrical first connection terminal, a second connection terminal fitted into the first connection terminal and having a through hole formed therein, and a second connection terminal fixed and arranged between the ground conductor plates. In the microstrip circuit including a connection terminal main body portion, the connection terminal main body portion has a through hole provided in the second connection terminal and a fitting hole provided in the first connection terminal coaxial with each other. The microstrip circuit is fixed between the ground conductor plates at a position such that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1250162A JPH0834364B2 (en) | 1989-09-26 | 1989-09-26 | Microstrip circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1250162A JPH0834364B2 (en) | 1989-09-26 | 1989-09-26 | Microstrip circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03112202A JPH03112202A (en) | 1991-05-13 |
| JPH0834364B2 true JPH0834364B2 (en) | 1996-03-29 |
Family
ID=17203746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1250162A Expired - Lifetime JPH0834364B2 (en) | 1989-09-26 | 1989-09-26 | Microstrip circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0834364B2 (en) |
-
1989
- 1989-09-26 JP JP1250162A patent/JPH0834364B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03112202A (en) | 1991-05-13 |
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