JP2002365507A - Clamp for optical cable and optical cord - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a clamp for optical cable and optical cord which can be disposed on a small space, enables addition of a clamp of the optical cord thereto afterwards, even when there is no space in the case that the clamp of the optical cord is not attached and prevents attaching screws from projecting downward from the bottom plate of a casing which fixes the clamp. SOLUTION: In this clamp 3 for fixing the optical cable 1 and the optical cord 2 in the casing 7, a cord-pressing member 6 is disposed on the upper part of a cable receiving member 4 which clamps and fixes the optical cable 1 and a cable-pressing member 5 and the optical cord 2 is clamped and fixed between the upper surface of the cable pressing member 5 and the lower surface of the code pressing member 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a clamp structure for fixing an optical cable and an optical cord inside a housing.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 3 to 5, a clamp 22 for fixing an optical cable 21 and a clamp 24 for fixing an optical cord 23 are separately provided inside a housing 25. The cable clamp 22 has a plurality of arc-shaped concave portions 22a and 22b formed on the upper surface and the lower surface for guiding the optical cable. The optical cable 21 is placed on the bottom plate 25a of the housing 25, and the optical cable 21 is connected to the lower concave portion 22b of the cable clamp 22. , And both ends of the cable clamp 22 are screwed to the housing 22 with mounting screws 26. In order to fix the optical cable 21 on the upper surface of the cable clamp 22, the optical cable 21 is fitted into the upper concave portion 22 a of the cable clamp 22 and fixed to the cable clamp 22 with a fixing band 27. The cord clamp 24 includes a cord receiving member 28 having a flat upper surface and a cord pressing member 29 having a flat lower surface. The cord receiving member 28 is fixed to a bottom plate 25 a of the housing 25 with a mounting screw 30. A plurality of optical cords 2 are provided on the upper surface of the member 28.
The optical cords 23 were sandwiched by cord holding members 29 and both ends were screwed with screws 31.

[0003]

In the conventional clamp, the clamp for fixing the optical cable and the clamp for fixing the optical cord are provided separately and separately inside the housing, so that other components provided inside the housing are arranged. There was a problem that space was reduced. Further, the optical cable is input from the rear side of the housing, and the optical cord is output from the front side of the housing using a connector, or may be output from the rear side of the housing. For this reason, when the optical cord is output from the front side of the housing, there may be a case where a cord clamp is additionally installed at a later time even if the cord clamp is not installed at first. However, there were cases where the cord clamp could not be installed due to lack of space, and even when there was space, other parts hindered the installation work. Also, depending on the diameter of the cable fixed to the clamp, the mounting screws may protrude too much on the lower surface of the housing bottom plate and interfere with other housings installed below the housing, or on the contrary, the length of the mounting screws may be insufficient. There was a problem that can not be fixed.

[0004]

SUMMARY OF THE INVENTION In view of the above-mentioned problems of the conventional optical cable and optical cord clamp, an object of the present invention is to provide:
It can be installed in a small space, and when the optical cord clamp is not attached, the optical cord clamp can be added later even if there is no space, and the mounting screw is attached from the bottom plate of the housing to fix the clamp. The present invention provides an optical cable and an optical cord clamp for preventing the optical cable from protruding, and the structure includes a cable receiving member and a cable pressing member for clamping and fixing the optical cable in a clamp for fixing the optical cable and the optical cord inside the housing. A cord pressing member is provided on the upper part of the optical cord, and the optical cord is sandwiched and fixed between the upper surface of the cable pressing member and the lower surface of the cord pressing member.

[0005] The cable receiving member has an arm portion formed by extending the upper end in the short direction of the long box portion having the upper surface opened outward, and the cable holding member has the short direction of the long box portion having the lower surface opened. The lower end of the cord is formed outwardly to form an arm facing the arm of the cable receiving member, and the cord pressing member is formed by extending the short edge of the U-shaped portion covering the long box outwardly. Forming an arm portion facing the arm portion of the cable holding member, and holding the optical cable between the upper surface of the cable receiving member and the lower surface of the cable holding member to form the arm portion of the cable receiving member and the arm portion of the cable holding member. By screwing with one screw, holding the optical cord between the upper surface of the cable holding member and the lower surface of the cord holding member, and screwing the arm of the cable holding member and the arm of the cord holding member with the second screw. is there.

[0006]

According to the optical cable and optical cord clamp of the first aspect, in the clamp for fixing the optical cable and the optical cord inside the housing, a cable receiving member and a cable retainer for holding and fixing the optical cable. A cord holding member is provided on the upper part of the member, and the optical cord is sandwiched and fixed between the upper surface of the cable holding member and the lower surface of the cord holding member, so that it can be installed in a small space and the optical cord clamp is not attached Even if there is no space, an optical cord clamp can be added later.

According to the optical cable and the optical cord clamp according to the second aspect, the cable receiving member has an arm portion formed by extending the upper end in the short direction of the long box portion having the upper surface opened outward. The holding member is formed by extending the lower end in the short direction of the long box with the lower surface opened outward to form an arm facing the arm of the cable receiving member, and the cord holding member is U-shaped to cover the long box. The arm in the short direction is extended outward to form an arm facing the arm of the cable holding member, and the optical cable is clamped between the upper surface of the cable receiving member and the lower surface of the cable holding member. The arm of the member and the arm of the cable pressing member are screwed with a first screw, and the optical cord is sandwiched between the upper surface of the cable pressing member and the lower surface of the cord pressing member, and the arm of the cable pressing member and the cord pressing member. Screw with the second screw As a result, it can be installed in a small space, and when the optical cord clamp is not installed, the optical cord clamp can be added later even if there is no space, and from the bottom plate of the housing to fix the clamp The mounting screw does not protrude below.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an optical cable and an optical cord clamp according to the present invention will be described with reference to the accompanying drawings of FIGS.

[0009] Clamp 3 for optical cable 1 and optical cord 2
Is a cable receiving member 4, a cable pressing member 5,
It is composed of a cord pressing member 6 and attached inside the housing 7.

The cable receiving member 4 includes a long box portion 4a having an open upper surface, a cushion material 4b filling the inside, and a plurality of arc-shaped concave portions 4c for guiding the optical cable 1 to the upper end in the longitudinal direction of the long box portion 4a. Are formed, and the upper end in the short direction of the long box portion 4a is extended outward to form an arm portion 4d. A through hole 4e through which the mounting screw 8 is inserted is formed in the bottom plate of the long box portion 4a, and the bottom plate 7a of the housing 7 is formed by the mounting screw 8.
Attached to.

The cable holding member 5 accommodates a cushion material 5b which fills the inside of a long box portion 5a having a lower surface opened symmetrically to the cable receiving member 4, and the optical cable 1 is placed on the upper end in the longitudinal direction of the long box portion 5a. Inviting multiple arc-shaped concave portions 5c
Is formed, and the lower end in the short direction of the long box portion 5a is stretched outward, and the arm portion 5 facing the arm portion 4d of the cable receiving member 4 is formed.
d is formed. Further, a thin cushion material 5f is attached to the upper surface of the long box portion 5a.

The cord holding member 6 has an arm 6d facing the arm 5d of the cable holding member 5 with the edge of the U-shaped portion 6a covering the long box 5a of the cable holding member 5 extending outward. Is formed. Further, a thin cushion material 6f is attached to the lower surface of the U-shaped portion 6a.

The optical cable 1 is fitted into the concave portion 4c of the cable receiving member 4 and the concave portion 5c of the cable holding member 5, and is sandwiched between the cushion members 4b and 5b so as not to be damaged.
Arm 4d of cable receiving member 4 and cable holding member 5
5d with the first screw 9 and fixed. For this reason, the first screw 9 is attached to the arm 5 d of the cable holding member 5.
5g is inserted through which the cable receiving member 4 is inserted.
A tap hole 4g into which the first screw 9 is screwed is formed in the arm portion 4d. The arm 6d of the cord pressing member 6 is formed to have a shorter length in the short direction so that the head of the first screw 9 does not abut.

The optical cord 2 is sandwiched between the cushion member 5f on the upper surface of the cable holding member 5 and the cushion member 6f on the lower surface of the cord holding member 6 so as not to be damaged, and the arm 5d of the cable holding member 5 and the cord holding member are provided. The second arm 6d is fixed by screwing with the second screw 10. For this reason, an insertion hole 6h through which the second screw 10 is inserted is formed in the arm 6d of the cord holding member 6, and the cable holding member 5 is formed.
A tap hole 5h into which the second screw 10 is screwed is formed in the arm 5d, and a relief hole 4h through which the second screw 10 is inserted is formed in the arm 4d of the cable receiving member 4. Since the optical cable 2 can be detached from the cable receiving member 4 while the optical cord 2 is fixed, the optical cable 1 can be easily added or removed.

Even if the first screw 9 or the second screw 10 is tightened depending on the diameter of the optical cable 1 or the optical cord 2, there is a sufficient distance from the bottom plate 7a of the housing 7 to the arm 4d of the cable receiving member 4, so that the first The tip of the screw 9 or the second screw 10 does not reach the bottom plate 7 a of the housing 7.

When it is not necessary to fix the optical cord 2, the cord pressing member 6 can be removed and used. Further, the optical cord 2 can be fixed even after the construction by simply attaching the cord pressing member 6.

[0017]

As described above, the clamp for the optical cable and the optical cord according to the present invention is a clamp for fixing the optical cable and the optical cord inside the housing. By installing a cord holding member at the top and holding and fixing the optical cord between the upper surface of the cable holding member and the lower surface of the cord holding member, it can be installed in a small space.
When the optical cord clamp is not attached, there is an effect that the optical cord clamp can be added later even if there is no space.

The cable receiving member has an arm portion formed by extending the upper end in the short direction of the long box portion having the upper surface opened outwardly, and the cable holding member has the short direction of the long box portion having the lower surface opened. The lower end of the cord is formed outwardly to form an arm facing the arm of the cable receiving member, and the cord pressing member is formed by extending the short edge of the U-shaped portion covering the long box outwardly. Forming an arm portion facing the arm portion of the cable holding member, and holding the optical cable between the upper surface of the cable receiving member and the lower surface of the cable holding member to form the arm portion of the cable receiving member and the arm portion of the cable holding member. By screwing with one screw, holding the optical cord between the upper surface of the cable holding member and the lower surface of the cord holding member, and screwing the arm of the cable holding member and the arm of the cord holding member with the second screw. Can be installed in a small space If not installed clamp optical code space can be added to clamp the optical code later even without an effect that the mounting screws underneath does not protrude from the bottom plate of the housing to secure the clamp.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a use state of an optical cable and an optical cord clamp according to the present invention.

FIG. 2 is an exploded perspective view showing an optical cable and an optical cord clamp according to the present invention.

FIG. 3 is a perspective view showing a conventional cable clamp.

FIG. 4 is a front view showing a conventional cable clamp.

FIG. 5 is a perspective view showing a conventional cord clamp.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Optical cable 2 Optical cord 3 Clamp 4 Cable receiving member 4a Long box part 4b Cushion material 4c Concave part 4d Arm part 4e Through hole 4g Tapped hole 4h Release hole 5 Cable holding member 5a Long box part 5b Cushion material 5c Concave part 5d Arm part 5f Cushion Material 5g Insertion hole 5h Tapped hole 6 Cord holding member 6a U-shaped portion 6d Arm portion 6f Cushion material 6h Insertion hole 7 Housing 7a Bottom plate 8 Mounting screw 9 First screw 10 Second screw

Claims (2)

[Claims] In a clamp for fixing an optical cable and an optical cord inside a housing, a cable receiving member for holding and fixing the optical cable and a code pressing member are provided above the cable pressing member, and an upper surface of the cable pressing member is provided. An optical cable and an optical cord clamp, wherein the optical cord is sandwiched and fixed between the lower surface of the cord pressing member. 2. The cable receiving member has an arm portion formed by extending an upper end of a long box portion having an open upper surface in a short direction outward, and the cable holding member has a short side of a long box portion having an open lower surface. The lower end in the hand direction is stretched outward to form an arm facing the arm of the cable receiving member, and the cord pressing member is configured such that an end in the short direction of the U-shaped portion covering the long box is outward. An arm facing the arm of the cable holding member, and holding the optical cable between an upper surface of the cable receiving member and a lower surface of the cable holding member to form an arm of the cable receiving member. An arm of the cable holding member is screwed with a first screw, and the optical cord is sandwiched between an upper surface of the cable holding member and a lower surface of the cord holding member, and the arm of the cable holding member and the cord holding member. Use a second screw to connect the arm of the member The optical cable and optical cord clamp according to claim 1, wherein the optical cable and the optical cord are screwed.