JPS62198072A - Branching of signal transmission duct - Google Patents
Branching of signal transmission ductInfo
- Publication number
- JPS62198072A JPS62198072A JP4097286A JP4097286A JPS62198072A JP S62198072 A JPS62198072 A JP S62198072A JP 4097286 A JP4097286 A JP 4097286A JP 4097286 A JP4097286 A JP 4097286A JP S62198072 A JPS62198072 A JP S62198072A
- Authority
- JP
- Japan
- Prior art keywords
- signal transmission
- signal
- branching
- duct
- conductor
- 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
- 230000008054 signal transmission Effects 0.000 title claims description 70
- 239000004020 conductor Substances 0.000 claims description 48
- 239000003989 dielectric material Substances 0.000 claims description 3
- 230000005684 electric field Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔技術分野〕
この発明はｔＪ ＨＦ帯などの高周波信号を伝送する信
号伝送ダクトから高周波信号の一部を分岐して取り出す
ための可動または半固定の信号伝送ダクトの分岐装置に
関するものである。[Detailed Description of the Invention] [Technical Field] This invention relates to branching of a movable or semi-fixed signal transmission duct for branching and extracting a part of a high frequency signal from a signal transmission duct that transmits high frequency signals such as tJ HF band. It is related to the device.
第３図はトロリーおよびトロリーダクトよりなるトロリ
ー配電装置の構成を示す断面図である。FIG. 3 is a sectional view showing the configuration of a trolley power distribution device consisting of a trolley and a trolley duct.
第３図において、１は断面梯形の突出部１ａに断面■状
の導体２をその一部が露出するように固設してなる絶縁
物、３は両側部に凹部３ａを形成し下面のリップ３ｂ、
３ｂ間に長孔４を形成してなるハウジングであり、この
ハウジング３の凹部３ａ。In Fig. 3, 1 is an insulator formed by fixing a conductor 2 having a square cross section to a protruding part 1a having a trapezoidal cross section so that a part of the conductor 2 is exposed; 3b,
This is a housing formed by forming a long hole 4 between 3b and a recess 3a of this housing 3.
３ａによって絶縁物１を抱持しトロリーダクトＤを構成
している。５は上面に複数個の突起５ａ・・・を形成し
この突起５ａがトロリーダクトＤの突出部間に位置する
ようにすると共に突起５ａ間に集電子６・・・を形成し
てなる絶縁性のトロリ一本体、７はトロリ一本体下部に
回動自在に枢着された車輪、８は遊び車、９は集電コー
ドでありトロリ一本体内で１Ｍ１子６・・・と接続して
トロリーＴを形成している。3a holds the insulator 1 and constitutes a trolley duct D. 5 is an insulating material formed by forming a plurality of protrusions 5a on the upper surface so that the protrusions 5a are located between the protrusions of the trolley duct D, and forming current collectors 6 between the protrusions 5a. 1 is a trolley main body, 7 is a wheel rotatably attached to the bottom of the trolley main body, 8 is an idle wheel, 9 is a current collection cord, which is connected to 1M1 child 6... in the trolley main body to connect the trolley. It forms a T.
そして、トロリーＴをトロリーダクトＤ内に、その車輪
７がワンプ３ｂ上に載置しかつ導体２と集電子６が接触
するように収納しトロリー配電装置を構成する。Then, the trolley T is housed in the trolley duct D so that its wheels 7 are placed on the wamp 3b and the conductor 2 and the current collector 6 are in contact to form a trolley power distribution device.
このトロリー配電装置は、トロリーダクトＤからトロリ
ーＴを通して負荷に配電することになる。This trolley power distribution device distributes power from the trolley duct D through the trolley T to the load.
このようなトロリー配電装置において、トロリーダク）
ＤをＵＨＦ帯などの高周波信号を伝送するための信号伝
送ダクトとして使用するとともに、トロリーＴを高周波
信号の分岐装置として使用する場合について考えてみる
と、このトロリー配電Ｖ装置は、導体２の表面を集電子
６が接触しながら摺動することから、摺動中に集電子６
が導体２から離れたり、導体２の摩耗粉によってシェー
特性が経時劣化して伝送障害が発生するという問題があ
った。In such trolley power distribution equipment, trolley duct)
Considering the case where D is used as a signal transmission duct for transmitting high frequency signals such as UHF band, and trolley T is used as a branching device for high frequency signals, this trolley power distribution V device Since the collector 6 slides while contacting the collector 6, the collector 6
There have been problems in that the conductor 2 is separated from the conductor 2, and the shear characteristics deteriorate over time due to abrasion particles of the conductor 2, resulting in transmission failure.
この発明の目的は、伝送障害を防＋ｈすることができ、
安定して高周波信号を分岐できる信号伝送ダクトの分岐
装置を提供することである。The purpose of this invention is to prevent transmission failure,
An object of the present invention is to provide a branching device for a signal transmission duct that can stably branch high-frequency signals.
この発明の信号伝送ダクトの分岐装置は、信号伝送用導
体を設けた信号伝送ダクトから信号伝送路を分岐する信
号伝送ダクトの分岐装置であって、前記信号伝送ダクト
にその長手方向に移動可能に取付けられた信号分岐用基
台と、前記信号伝送用導体と非接触状態に前記信号分岐
用基台に突設されたアンテナピンとを備えている。The branching device for a signal transmission duct of the present invention is a branching device for a signal transmission duct that branches a signal transmission path from a signal transmission duct provided with a signal transmission conductor, the branching device for a signal transmission duct being movable in the longitudinal direction of the signal transmission duct. The signal branching base includes an attached signal branching base, and an antenna pin protruding from the signal branching base in a non-contact state with the signal transmission conductor.
この発明の構成によれば、信号分岐用基台に信号伝送用
導体と非接触のアンテナピンを突設したため、信号伝送
用導体からの漏洩放射電界をアンテナピンで受信したり
、またはアンテナピンから電界を放射させて信号伝送用
導体に電圧を誘起させることができ、信号伝送用導体と
アンテナピンとの間で非接触で信号の伝送を行うことが
できる。According to the configuration of the present invention, since the antenna pin that does not make contact with the signal transmission conductor is protruded from the signal branching base, the leakage radiated electric field from the signal transmission conductor can be received by the antenna pin, or from the antenna pin. A voltage can be induced in the signal transmission conductor by radiating an electric field, and a signal can be transmitted between the signal transmission conductor and the antenna pin without contact.
したがって、信号分岐用基台を信号伝送ダクトの長手方
向に移動させたときにおいて、従来例のように接触状態
が不安定となったり、信号伝送用導体の摩耗粉等によっ
てシェー特性が経時劣化するということは完全に解消で
き、この結果伝送障害を防止することができ、高周波信
号を安定して分岐することができる。Therefore, when the signal branching base is moved in the longitudinal direction of the signal transmission duct, the contact state becomes unstable as in the conventional example, and the shear characteristics deteriorate over time due to abrasion particles of the signal transmission conductor. This can be completely eliminated, and as a result, transmission failures can be prevented and high frequency signals can be stably branched.
実施例 この発明の第１の実施例を第１図に基づいて説明する。Example A first embodiment of this invention will be described based on FIG.
この信号伝送ダクトの分岐装置は、第１図に示すように
、信号伝送用導体１）を設けた信号伝送ダク２から信号
伝送路を分岐する信号伝送ダクトの分岐装置であって、
信号伝送ダクト■にその長手方向に移動可能に取付けら
れた信号分岐用基台１４と、信号伝送用導体１）と非接
触状態に信号分岐用基台１４に突設されたアンテナピン
１５とを備えている。As shown in FIG. 1, this signal transmission duct branching device is a signal transmission duct branching device that branches a signal transmission path from a signal transmission duct 2 provided with a signal transmission conductor 1). (2) is equipped with a signal branching base 14 mounted movably in its longitudinal direction, and an antenna pin 15 protruding from the signal branching base 14 in a non-contact state with the signal transmission conductor 1). .
以下、より詳しく説明する。This will be explained in more detail below.
第１図は信号伝送ダク）Ｉに分岐装置■を装着した状態
を図示している。FIG. 1 shows a state in which a branching device (2) is attached to a signal transmission duct (1).
信号伝送ダク）Ｉは、突出部１２ａに信号伝送用導体１
）をその一部が露出するように固設してなる絶縁支持体
１２をリップ溝形で底面中央に開口！３ａを有する金属
製のハウジング１３の内面に固着して構成される。The signal transmission duct) I has a signal transmission conductor 1 on the protrusion 12a.
) is fixed so that a part of it is exposed, and an insulating support 12 is opened in the center of the bottom with a lip groove shape! 3a is fixed to the inner surface of a metal housing 13.
一分岐装置■は、金属製の信号分岐用基台１４の両側に
金属製の車輪１６を設け、この車輪１６に金属製の車輪
１７を回動自在に設けている。また、信号分岐用基台１
４の上面に絶縁支持体１８を固着し、この絶縁支持体１
８にアンテナピン１５を信号分岐用基台１４と絶縁状態
で突設させている。The one branching device (2) is provided with metal wheels 16 on both sides of a metal signal branching base 14, and a metal wheel 17 is rotatably provided on the wheels 16. In addition, the signal branch base 1
An insulating support 18 is fixed to the upper surface of the insulating support 1.
8, an antenna pin 15 is provided protrudingly insulated from the signal branching base 14.
そして、この分岐装置「はリップ溝形のハウジング１３
内に収容され、車輪１７がリップ１３ｂ上に載置され、
ハウジング１３のリップ１３ｂ上を車輪１７が転動する
ことによって信号伝送ダクト■中をその長手方向に移動
することになる。この状態において、前記したアンテナ
ピン１５は信号伝送用導体１）に対し一定の間隔をおい
て対向することになる。This branching device is a lip groove shaped housing 13.
the wheel 17 is placed on the lip 13b;
By rolling the wheels 17 on the lip 13b of the housing 13, the wheels 17 move in the longitudinal direction of the signal transmission duct. In this state, the above-mentioned antenna pin 15 faces the signal transmission conductor 1) at a constant distance.
１９は遊び車である。２０は同軸の信号線であり、芯線
がアンテナピン１５に接続され、外部導体が信号分岐用
基台１４に接続される。19 is an idle car. 20 is a coaxial signal line, the core wire of which is connected to the antenna pin 15, and the outer conductor of which is connected to the signal branching base 14.
このように、信号伝送用導体１）に対し、アンテナピン
１５を非接触で対向させると、信号伝送用導体１）を通
してＵＨＦ帯などの高周波信号を伝送したときに、信号
伝送用導体１）から放射電界が漏洩し、この漏洩放射電
界がアンテナピン１５で受信されることになり、信号伝
送用導体１）を通して送られる高周波信号の一部が分岐
して信号１）１）２０に流れることになる。In this way, by arranging the antenna pin 15 to face the signal transmission conductor 1) in a non-contact manner, when transmitting a high frequency signal such as a UHF band through the signal transmission conductor 1), the signal transmission conductor 1) The radiated electric field leaks, and this leaked radiated electric field is received by the antenna pin 15, and a part of the high-frequency signal sent through the signal transmission conductor 1) is branched and flows into the signal 1) 1) 20. Become.
また、逆に信号線２０からアンテナピン１５へ高周波信
号を送ると、アンテナピン１５から電界が放射され、こ
の電界によって信号伝送用導体１）に電圧が誘起し、信
号線２０を通して送られた高周波信号が信号伝送用導体
１）に伝わることになる。Conversely, when a high-frequency signal is sent from the signal line 20 to the antenna pin 15, an electric field is radiated from the antenna pin 15. This electric field induces a voltage in the signal transmission conductor 1), and the high-frequency signal sent through the signal line 20 The signal will be transmitted to the signal transmission conductor 1).
このように、この実施例は、信号分岐用基台１４に信号
伝送用導体１）と非接触のアンテナピン１５を突設した
ため、信号伝送用導体１）からの漏洩放射電界をアンテ
ナピン１５で受信したり、またはアンテナピン１５から
電界を放射させて信号伝送用導体１）に電圧を誘起させ
ることができ、信号伝送用導体１）とアンテナピン１５
との間で非接触で信号の伝送を行うことができる。した
がって、信号分岐用基台１４を信号伝送ダクト［の長手
方向に移動させたときにおいて、従来例のように接触状
態が不安定となったり、信号伝送用導体１）の摩耗粉等
によってシュー特性が経時劣化するということは完全に
解消でき、この結果伝送障害を防止することができ、高
周波信号を安定して分岐するこ−とができる。In this way, in this embodiment, since the antenna pin 15 that does not make contact with the signal transmission conductor 1) is provided protruding from the signal branching base 14, the leakage radiated electric field from the signal transmission conductor 1) can be absorbed by the antenna pin 15. A voltage can be induced in the signal transmission conductor 1) by receiving or radiating an electric field from the antenna pin 15, and the signal transmission conductor 1) and the antenna pin 15
It is possible to transmit signals between the two without contact. Therefore, when the signal branching base 14 is moved in the longitudinal direction of the signal transmission duct, the contact state may become unstable as in the conventional example, or the shoe characteristics may be affected by abrasion particles of the signal transmission conductor 1). Deterioration over time can be completely eliminated, and as a result, transmission failures can be prevented and high frequency signals can be branched stably.
この発明の第２の実施例を第２図に基づいて説明する。A second embodiment of the invention will be described based on FIG.
この信号伝送ダクトの分岐装置は、第２図に示すように
、アンテナピン１５に強誘電体２１を被せ、信号伝送用
導体１）とアンテナと７１５との間に強誘電体２１を介
在させるようにしたものである。この場合、強誘電体２
１は、信号伝送用導体１）に接触しており、分岐装置■
が移動するときに、強誘電体２１が信号伝送用導体１）
上を接触しながら摺動することになる。なお、信号伝送
用導体１）と強誘電体２１との間に隙間があうでもよい
。As shown in FIG. 2, this signal transmission duct branching device is constructed by covering the antenna pin 15 with a ferroelectric material 21 and interposing the ferroelectric material 21 between the signal transmission conductor 1), the antenna, and 715. This is what I did. In this case, the ferroelectric 2
1 is in contact with the signal transmission conductor 1), and the branching device ■
When the ferroelectric material 21 moves, the signal transmission conductor 1)
It will slide while touching the top. Note that there may be a gap between the signal transmission conductor 1) and the ferroelectric material 21.
このように、信号伝送用導体１）とアンテナピン１５と
の間に強誘電体２１を介在させると、信号伝送用導体１
）とアンテナピン１５との間の電界が集束され、信号伝
送用導体１）とアンテナピン１５との結合を強めること
ができる。In this way, when the ferroelectric material 21 is interposed between the signal transmission conductor 1) and the antenna pin 15, the signal transmission conductor 1)
) and the antenna pin 15 is focused, and the coupling between the signal transmission conductor 1) and the antenna pin 15 can be strengthened.
その（動の構成および効果は第１の実施例と同様である
。The structure and effects of this movement are the same as those of the first embodiment.
なお、強誘電体２１は、アンテナピン１５に被せるだけ
でなく、信号伝送用導体１）に被せるようにしてもよい
、また、信号伝送用導体１）とアンテナピン１５との間
に介在させるのは、強誘電体２１に限らず、空気より誘
電率の大きい誘電体であればよい、この場合、信号伝送
用導体１）とアンテナピンの結合度は誘電体の誘電率に
よって決まる。The ferroelectric material 21 may not only be placed over the antenna pin 15, but may also be placed over the signal transmission conductor 1), or may be interposed between the signal transmission conductor 1) and the antenna pin 15. is not limited to the ferroelectric material 21, but may be any dielectric material having a higher dielectric constant than air. In this case, the degree of coupling between the signal transmission conductor 1) and the antenna pin is determined by the dielectric constant of the dielectric material.
この発明の信号伝送ダクトの分岐装置によれば、信号分
岐用基台に信号伝送用導体と非接触のアンテナピンを突
設したため、信号伝送用導体からの漏洩放射電界をアン
テナピンで受信したり、またはアンテナピンから電界を
放射させて信号伝送用導体に電圧を誘起させることがで
き、信号伝送用導体とアンテナピンとの間で非接触で信
号の伝送を行うことができる。したがって、信号分岐用
基台を信号伝送ダクトの長手方向に移動させたときにお
いて、従来例のように接触状態が不安定となったり、信
号伝送用導体の摩耗粉等によってシュー特性が経時劣化
するということは完全に解消でき、この結果伝送障害を
防止することができ、高周波信号を安定して分岐するこ
とができる。According to the signal transmission duct branching device of the present invention, since the antenna pin that does not make contact with the signal transmission conductor is protruded from the signal branching base, the leakage radiated electric field from the signal transmission conductor can be received by the antenna pin. Alternatively, a voltage can be induced in the signal transmission conductor by radiating an electric field from the antenna pin, and a signal can be transmitted between the signal transmission conductor and the antenna pin without contact. Therefore, when the signal branching base is moved in the longitudinal direction of the signal transmission duct, the contact state becomes unstable as in the conventional example, and the shoe characteristics deteriorate over time due to wear particles of the signal transmission conductor. This can be completely eliminated, and as a result, transmission failures can be prevented and high frequency signals can be stably branched.
第１図はこの発明の第１の実施例の構成を示す断面図、
第２図はこの発明の第２の実施例の構成を示す断面図、
第３図は従来例の構成を示す断面図である。
１）・・・信号伝送用導体、１４・・・信号分岐用基台
、１５・・・アンテナピン、し・・信号伝送ダクト、■
・・・分岐装置
第１図
第２図
第３図FIG. 1 is a sectional view showing the configuration of a first embodiment of the present invention;
FIG. 2 is a sectional view showing the configuration of a second embodiment of the present invention;
FIG. 3 is a sectional view showing the configuration of a conventional example. 1)...Signal transmission conductor, 14...Signal branch base, 15...Antenna pin,...Signal transmission duct, ■
...Branching device Fig. 1 Fig. 2 Fig. 3
Claims (2)
伝送路を分岐する信号伝送ダクトの分岐装置であって、 前記信号伝送ダクトにその長手方向に移動可能に取付け
られた信号分岐用基台と、前記信号伝送用導体と非接触
状態に前記信号分岐用基台に突設されたアンテナピンと
を備えた信号伝送ダクトの分岐装置。(1) A branching device for a signal transmission duct that branches a signal transmission path from a signal transmission duct provided with a signal transmission conductor, the signal branching base being movably attached to the signal transmission duct in its longitudinal direction. and an antenna pin protruding from the signal branching base in a non-contact state with the signal transmission conductor.
空気より誘電率の大きい誘電体を設けている特許請求の
範囲第（１）項記載の信号伝送ダクトの分岐装置。(2) A branching device for a signal transmission duct according to claim (1), wherein a dielectric material having a dielectric constant greater than that of air is provided between the signal transmission conductor and the antenna pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4097286A JPS62198072A (en) | 1986-02-25 | 1986-02-25 | Branching of signal transmission duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4097286A JPS62198072A (en) | 1986-02-25 | 1986-02-25 | Branching of signal transmission duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62198072A true JPS62198072A (en) | 1987-09-01 |
Family
ID=12595363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4097286A Pending JPS62198072A (en) | 1986-02-25 | 1986-02-25 | Branching of signal transmission duct |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62198072A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63250080A (en) * | 1987-04-03 | 1988-10-17 | 日立電線株式会社 | Method of signal transmission |
-
1986
- 1986-02-25 JP JP4097286A patent/JPS62198072A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63250080A (en) * | 1987-04-03 | 1988-10-17 | 日立電線株式会社 | Method of signal transmission |
| JPH0511396B2 (en) * | 1987-04-03 | 1993-02-15 | Hitachi Cable |
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