JPH0221601U

JPH0221601U -

Info

Publication number: JPH0221601U
Application number: JP9846188U
Authority: JP
Priority date: 1988-07-27
Filing date: 1988-07-27
Publication date: 1990-02-14

Description

[Brief explanation of the drawing]

第１図は本考案実施例の分解斜視図、第２図は
実施例平面図、第３図は実施例側面図、第４図は
被覆（ケーブルシース）を除去した光ケーブル端
末部構造、第５図はクランプ部材正面図、第６図
は本考案の他の実施例分解斜視図、第７図はさら
に他の実施例の分解斜視図、第８図は光ケーブル
の構造例を示す断面図であり、ＡとＢは屋外ケー
ブルを示しており、Ｃは屋内ケーブルを示してい
る。第９図はカバーを取り外した状態の接続箱斜
視図、第１０図はカバーを取り外した状態の接続
スリーブ平面図、第１１図は従来例説明図、第１
２図は他の従来例説明図、第１３図はさらに他の
従来例説明図、第１４図乃至第１６図は従来例の
問題点説明図である。１０……光ケーブル、１１……テンシヨンメン
バ、１１′……被覆付きテンシヨンメンバ、１２
……テンシヨンメンバ被覆、１３……光フアイバ
心線、１４……押え巻、１５……ケーブルシース
、２３……ケーブルシース固定サドル、４０，４
０′，４０″……第１クランプ部材、４１，４５
……収容溝、４２，４２′４８……折曲部、４４
，４４′……第２クランプ部材。 Fig. 1 is an exploded perspective view of an embodiment of the present invention, Fig. 2 is a plan view of the embodiment, Fig. 3 is a side view of the embodiment, Fig. 4 is an optical cable terminal structure with the covering (cable sheath) removed, and Fig. 5 is an exploded perspective view of an embodiment of the present invention. 6 is an exploded perspective view of another embodiment of the present invention, FIG. 7 is an exploded perspective view of still another embodiment, and FIG. 8 is a sectional view showing an example of the structure of an optical cable. , A and B indicate outdoor cables, and C indicates indoor cables. Fig. 9 is a perspective view of the connection box with the cover removed, Fig. 10 is a plan view of the connection sleeve with the cover removed, Fig. 11 is an explanatory diagram of the conventional example, and Fig. 1
FIG. 2 is an explanatory diagram of another conventional example, FIG. 13 is an explanatory diagram of yet another conventional example, and FIGS. 14 to 16 are explanatory diagrams of problems in the conventional example. 10...Optical cable, 11...Tension member, 11'...Tension member with sheath, 12
... Tension member coating, 13 ... Optical fiber core wire, 14 ... Presser winding, 15 ... Cable sheath, 23 ... Cable sheath fixing saddle, 40, 4
0', 40''...first clamp member, 41, 45
... Accommodation groove, 42, 42'48 ... Bend part, 44
, 44'...second clamp member.

Claims

[Scope of claim for utility model registration] (1) The terminal of the optical cable 10 is connected to the cable sheath 1
In the optical cable terminal fixing structure in which the optical cable terminals are fixed independently at the 5th section and the tension members 11 and 11', a first accommodation groove 41 having a roughly semicircular shape in which the tension members 11 and 11' are accommodated is provided at the center of the convex portion. has
A convex first clamp member 40 having a bent portion 42 bent upward on an extension line of the first accommodation groove 41 is fixed to the housing, and the tension member 11 is inserted into the first accommodation groove 41.
11', a flat second clamp member 44 having a substantially semicircular second housing groove 45 at a position corresponding to the first housing groove 41 of the first clamp member 40 is attached to the convex first
An optical cable terminal fixing structure characterized in that it is fastened to a clamp member 40. (2) Connect the terminal of the optical cable 10 to the cable sheath 1
In the optical cable terminal fixing structure in which the optical cable terminals are fixed independently at the 5th section and the tension members 11 and 11', a first accommodation groove 41 having a roughly semicircular shape in which the tension members 11 and 11' are accommodated is provided at the center of the convex portion. A convex first clamp member 40' having a convex shape is fixed to the housing, and a tension member 11,
11', a substantially semicircular second housing groove 45 is provided at a position corresponding to the first housing groove 41 of the first clamp member 40'; An optical cable terminal fixing structure characterized in that a flat second clamp member 44' having a bent portion 48 is fastened to the convex first clamp member 40'. (3) The length of the fixed part of the tension member 11, 11' fixed by the 140th and second clamp member 44 is 40% or more of the length of the exposed part of the tension member exposed at the terminal part. The optical cable terminal fixing structure according to claim 1 or 2, characterized in that: