JPH03293603A - Laying method for overhead optical fiber cable and cable unit used for same - Google Patents

Laying method for overhead optical fiber cable and cable unit used for same

Info

Publication number
JPH03293603A
JPH03293603A JP2096926A JP9692690A JPH03293603A JP H03293603 A JPH03293603 A JP H03293603A JP 2096926 A JP2096926 A JP 2096926A JP 9692690 A JP9692690 A JP 9692690A JP H03293603 A JPH03293603 A JP H03293603A
Authority
JP
Japan
Prior art keywords
cable
optical fiber
attached
fiber cable
cables
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.)
Granted
Application number
JP2096926A
Other languages
Japanese (ja)
Other versions
JPH0795132B2 (en
Inventor
Masaki Kadoma
門間 正樹
Hideomi Takehara
竹原 秀臣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tohoku Electric Power Co Inc
Original Assignee
Tohoku Electric Power Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tohoku Electric Power Co Inc filed Critical Tohoku Electric Power Co Inc
Priority to JP2096926A priority Critical patent/JPH0795132B2/en
Publication of JPH03293603A publication Critical patent/JPH03293603A/en
Publication of JPH0795132B2 publication Critical patent/JPH0795132B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/46Processes or apparatus adapted for installing or repairing optical fibres or optical cables
    • G02B6/48Overhead installation
    • G02B6/483Installation of aerial type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

PURPOSE:To easily and speedily lay optical fiber cables by connecting the optical fiber cables which have relatively short length matching the intervals of electric poles mutually on the electric poles. CONSTITUTION:A cable unit 1 has length matching the interval of electric poles 8 and consists of an overhead optical fiber cable 2 added to a suspension wire 3 and connecting connectors 6 fitted to both ends of the optical cable 2 for connections with adjacent cables. The unit 1 is placed at the root of an electric pole, both the ends of the cable 2 are lifted onto the electric pole, and metallic suspenders 5 are fixed to metallic anchors 9 fitted to the electric pole 8; and the suspension wire 5 is tensed between the electric poles, a connection can 7 is fixed to the electric pole, the adjacent cables are led into the can, and their connectors are connected mutually. Consequently, the optical fiber cables 2 can easily and speedily be connected.

Description

【発明の詳細な説明】 (産業上の利用分野)この発明は、架空光ファイバケー
ブルの架設方法およびそれに用いるケーブルユニットに
間し、加入者用通信回線等に好適なものである。
DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to a method for installing an overhead optical fiber cable and a cable unit used therein, and is suitable for subscriber communication lines and the like.

(従来の技術)従来、ケーブルを電柱に沿って架設する
場合、第6図に示すように、トラム21に巻き取っであ
るケーブル22の先に専業23をつなぎ、専業23を各
電柱24に取り付けた金車(滑車)25に順次通して、
これを延線1126で巻き取ることによって、長尺のケ
ーブルを電柱にかけ渡すようにしていた。
(Prior Art) Conventionally, when installing cables along utility poles, as shown in FIG. Pass it through the metal wheel (pulley) 25 one after another,
By winding this up with a wire extension 1126, a long cable was made to run over the utility pole.

(発明が解決しようとする課題)シかしこのような延線
作業には、金車の設置や、引き留め処理等に多くの人手
を要し、また、ケーブルドラムや延線機が道路を広く占
拠し、交通をひどく妨げるという問題がある。
(Problem to be solved by the invention) However, this type of wire extension work requires a lot of manpower for installing wire wheels, holding back, etc., and the cable drum and wire stretching machine occupy a large area of the road. However, there is a problem that it seriously obstructs traffic.

この発明は、光ファイバケーブルを簡単に架設する方法
およびそのための装置を提供することを目的とする。
SUMMARY OF THE INVENTION An object of the present invention is to provide a method for easily installing an optical fiber cable and an apparatus therefor.

(!!題を解決するための手段)この発明の架設方法は
、まず、電柱(支持物)の間隔に適合した長さを有し、
端部にコネクタを取り付けた光ファイバケーブルを用意
する。実際には、例えば1メートルきざみで様々の長さ
のケーブルを用意しておき、架設現場に応して適当な長
さのものを選択使用する。コネクタは、ケーブルの用途
によって単心と多心用を使い分けることができる。
(!!Means for solving the problem) The erection method of the present invention first has a length that matches the spacing of the utility poles (supporting objects),
Prepare an optical fiber cable with a connector attached to the end. In reality, cables of various lengths are prepared, for example in 1 meter increments, and the appropriate length is selected and used depending on the construction site. Connectors can be used as single-core or multi-core connectors depending on the purpose of the cable.

光ファイバケーブルは、吊り線が添設され、吊り線で光
ファイバケーブルを支持するようにした自己支持型のケ
ーブルを用いる。自己支持型ケーブルには、本体光ファ
イバケーブルが吊り線に平行に支持されたもの、吊り線
に巻きつけたもの等様々なものがあるが、いずれでもよ
い。
The optical fiber cable is a self-supporting cable that is attached with a hanging wire and supports the optical fiber cable by the hanging wire. There are various types of self-supporting cables, such as those in which the main body optical fiber cable is supported in parallel to a hanging wire, and cables in which the main body optical fiber cable is wound around a hanging wire, and any of them may be used.

このケーブルの両端を対応する電柱上に引き上げ、吊り
線の両端を電柱に固定する。そして、光ファイバケーブ
ルの端部コネクタを隣のケーブルのコネクタと接続する
Pull both ends of this cable onto the corresponding utility pole, and secure both ends of the hanging wire to the utility pole. Then, the end connector of the optical fiber cable is connected to the connector of the adjacent cable.

さらに、この発明は、上記の架設方法に使用するための
ケーブルユニットを提供する。このケーブルユニットは
、電柱の間隔に適合した長さを有する、吊り線に添設さ
れた架空光ファイバケーブルと、隣のケーブルと接続す
るために該光ケーブルの両端に取り付けられた接続コネ
クタからなる。
Furthermore, the present invention provides a cable unit for use in the above construction method. This cable unit consists of an overhead optical fiber cable attached to a suspension line and having a length that matches the spacing between utility poles, and connectors attached to both ends of the optical cable for connection to adjacent cables.

好ましくは、コネクタを覆うための接続函を光ファイバ
ケーブルの一端に取り付ける。また、電柱に固定された
引き留め金具と接続するための吊り金具を吊り線の端部
に取り付けておくのが好ましい。
Preferably, a connection box for covering the connector is attached to one end of the optical fiber cable. Further, it is preferable to attach a hanging metal fitting to the end of the hanging line for connection to a holding metal fitting fixed to a telephone pole.

(実施例)第1図はケーブルユニットlを示したもので
ある。符号2はユニットの本体である光ファイバケーブ
ルであり、光ファイバの束をプラスチック外皮で包んだ
ものである。光ファイバケーブル2には吊り線3が添設
されており、一定間隔毎に置かれたハンガ4で両者は結
合されている。
(Embodiment) FIG. 1 shows a cable unit l. Reference numeral 2 denotes an optical fiber cable, which is the main body of the unit, and is a bundle of optical fibers wrapped in a plastic jacket. A hanging wire 3 is attached to the optical fiber cable 2, and the two are connected by hangers 4 placed at regular intervals.

このケーブルトラム)1は、電柱(支持物)の間隔(通
常30〜50m)の1ないし数倍の長さを有している。
This cable tram) 1 has a length that is one to several times the interval between utility poles (supports) (usually 30 to 50 m).

吊り線3の端には、アイピースである吊り金具5が取り
付けられている。また、光ファイバケーブル2の両端に
は、隣のケーブルユニットと光学的に接続するためのの
コネクタ6が取り付けられている。さらに、ケーブル2
の一端には接続函7があらかしめ取り付けられており、
ケーブルの一端のコネクタ6はその中に引き込まれてい
る。
A hanging metal fitting 5, which is an eyepiece, is attached to the end of the hanging line 3. Moreover, connectors 6 for optically connecting to adjacent cable units are attached to both ends of the optical fiber cable 2. Furthermore, cable 2
A connection box 7 is attached to one end of the
A connector 6 at one end of the cable is drawn into it.

ケーブルを架設するときは、第2図に示すよう・に電柱
8の間隔に適合した長さのユニッ)1を用意し、これを
電柱80足元に置き、同図に鎖線で示すようにケーブル
の両端を電柱の上に引き上げる。そして、第3図に示す
ように、電柱8に取り付けられている引留金具9に吊り
金具5を固定し、吊り線5を電柱間に張る0次いて接続
函7を電柱に固定し、函の中に隣のケーブルを引き込ん
で、コネクタ6同士接続する。同様に、他端は隣のケー
ブルの接続函に引き込み、接続する。
When installing the cable, as shown in Figure 2, prepare a unit (1) with a length that matches the spacing between the utility poles 8, place it at the foot of the utility pole 80, and install the cable as shown by the chain lines in the figure. Pull both ends up onto the pole. Then, as shown in Fig. 3, the hanging fitting 5 is fixed to the stop fitting 9 attached to the utility pole 8, and the hanging wire 5 is stretched between the utility poles.Then, the connecting box 7 is fixed to the utility pole, and the Pull the adjacent cable inside and connect the connectors 6 together. Similarly, the other end is pulled into the connection box of the adjacent cable and connected.

第4図はこのようにケーブルユニットlを用いて架設し
・た通信系を模式的にあられしている。同図で符号lO
は電柱間に張られたケーブル、符号11は電柱から加入
者の建物に引かれた宅内引き込みケーブルである。宅内
引き込みケーブル11は、電柱間ケーブル10と構造上
はとんど同しであり、下端が建物に引き留められ、建物
に備え付けられた端子函12において、宅内光ケーブル
と接続される。
FIG. 4 schematically shows a communication system constructed using the cable unit 1 in this way. In the same figure, the symbol lO
Reference numeral 11 indicates a cable stretched between utility poles, and reference numeral 11 indicates an in-home cable drawn from the utility pole to the subscriber's building. The in-house lead-in cable 11 is structurally exactly the same as the inter-pole cable 10, and its lower end is secured to a building and connected to the in-home optical cable at a terminal box 12 installed in the building.

(発明の効果)この発明によれば、次の様な効果かある
(Effects of the invention) According to this invention, there are the following effects.

請求項1の架設方法は、電柱の間隔に適合するような比
較的短い長さの光ファイバケーブルを、電柱上で互に接
続するようにしたものであり、ケーブルが短く軽いので
、架設そのものが容易であり、ケーブルトラムや延線機
が不要なので、工事中に道路を広く占拠することがない
。また、ケーブル相互の接続は融着接続でなくコネクタ
を用いるので、迅速に行なうことができる。
In the construction method of claim 1, optical fiber cables of a relatively short length that match the spacing between utility poles are connected to each other on the utility poles.Since the cables are short and light, the construction itself is easy. It is easy and does not require cable trams or line extension machines, so it does not occupy a large area of the road during construction. Furthermore, since the cables are connected to each other using connectors rather than fusion splicing, the connection can be made quickly.

請求項2のケーブルユニットは、ケーブルを電柱の間隔
に適合するような長さに形成して、端部にコネクタを設
けたものであり、これを用いて架設工事を行なえば、請
求項1と同様の効果が得られる。
The cable unit of claim 2 is one in which the cable is formed to a length that matches the spacing between the utility poles and a connector is provided at the end.If the cable unit is used for construction work, the cable unit of claim 1 can be achieved. A similar effect can be obtained.

請求項30ケーブルユニツトは、コネクタを覆うための
接続函を光ケーブルの一端にあらかしめ取り付けたもの
であり、架設工事が簡単になる。
In the cable unit of claim 30, a connection box for covering the connector is pre-attached to one end of the optical cable, which simplifies the construction work.

請求項4のユニットは、電柱に固定された引き留め金具
と接続するための吊り金具を吊り線の端部にあらかじめ
取り付けたものであり、同様に架設工事を容易にするこ
とができる。
In the unit of claim 4, a hanging metal fitting for connecting to a holding metal fitting fixed to a telephone pole is attached in advance to the end of the hanging line, and the erection work can be similarly facilitated.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はケーブルユニットの説明図、第2図はケーブル
の架設方法を示す概念図、第3図は架設されたケーブル
の端部の説明図、第4図は架設された通信系の模式図、
第5図は従来の架設方法を示す概念図である。
Figure 1 is an explanatory diagram of the cable unit, Figure 2 is a conceptual diagram showing the cable installation method, Figure 3 is an explanatory diagram of the end of the installed cable, and Figure 4 is a schematic diagram of the installed communication system. ,
FIG. 5 is a conceptual diagram showing a conventional erection method.

Claims (1)

【特許請求の範囲】 1、吊り線3に添設された光ファイバケーブル2であっ
て、電柱等支持物8の間隔に適合した長さを有し、両端
にコネクタ6を取り付けたものを用意し、このケーブル
の各端を対応する支持物8上に引き上げ、吊り線3の両
端を支持物8に固定し、次いで、光ファイバケーブルの
端部コネクタ6を隣のケーブルのコネクタと接続するよ
うにした架空光ファイバケーブルの架設方法。 2、支持物8の間隔に適合した長さを有する、吊り線3
に添設された架空光ファイバケーブル2と、隣のケーブ
ルと接続するために該光ケーブルの両端に取り付けられ
た接続コネクタ6からなるケーブルユニット。 3、該コネクタ6を覆うための接続函7を該光ファイバ
ケーブル2の一端に取り付けた請求項2に記載のケーブ
ルユニット。 4、支持物8に固定された引留金具9と接続するための
吊り金具5を該吊り線3の端部に取り付けた請求項2ま
たは3に記載のケーブルユニット。
[Claims] 1. An optical fiber cable 2 attached to a suspension line 3, having a length that matches the spacing between supports 8 such as utility poles, and having connectors 6 attached to both ends is prepared. Then, each end of this cable is pulled up onto the corresponding support 8, both ends of the hanging wire 3 are fixed to the support 8, and then the end connector 6 of the optical fiber cable is connected to the connector of the adjacent cable. A method for installing aerial fiber optic cables. 2. Suspension wire 3 having a length that matches the spacing between supports 8
A cable unit consisting of an aerial optical fiber cable 2 attached to an adjacent cable, and connection connectors 6 attached to both ends of the optical cable for connection to an adjacent cable. 3. The cable unit according to claim 2, wherein a connection box 7 for covering the connector 6 is attached to one end of the optical fiber cable 2. 4. The cable unit according to claim 2 or 3, wherein a hanging metal fitting 5 is attached to an end of the hanging wire 3 for connecting to a retaining metal fitting 9 fixed to the support 8.
JP2096926A 1990-04-12 1990-04-12 Aerial optical fiber cable unit Expired - Lifetime JPH0795132B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2096926A JPH0795132B2 (en) 1990-04-12 1990-04-12 Aerial optical fiber cable unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2096926A JPH0795132B2 (en) 1990-04-12 1990-04-12 Aerial optical fiber cable unit

Publications (2)

Publication Number Publication Date
JPH03293603A true JPH03293603A (en) 1991-12-25
JPH0795132B2 JPH0795132B2 (en) 1995-10-11

Family

ID=14177957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2096926A Expired - Lifetime JPH0795132B2 (en) 1990-04-12 1990-04-12 Aerial optical fiber cable unit

Country Status (1)

Country Link
JP (1) JPH0795132B2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62201006A (en) * 1986-02-25 1987-09-04 古河電気工業株式会社 Installation of optical fiber composite wire with connector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62201006A (en) * 1986-02-25 1987-09-04 古河電気工業株式会社 Installation of optical fiber composite wire with connector

Also Published As

Publication number Publication date
JPH0795132B2 (en) 1995-10-11

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