JP2003348738A - Cable fixer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To rationalize wiring construction by facilitating wiring fixing work of a cable, lessening the man-hours in wiring construction, securing cable fixation, and markedly simplifying the handling of the connection wiring to a variety of optical communication terminal apparatuses. <P>SOLUTION: A cable lead-in/out part 1, which has an opening 1<SB>1</SB>for leading in and out of a cable a, has a tapered opposite face in a case body 2; a plurality of locking claws 2<SB>2</SB>are projected at that opposite face; this cable lead-in/out part is equipped with a cable holder 3 freely set on and removed from the cable a, passing through the cable lead-in/out part 1; the cable holder 3 is set freely of engagement with and removal from the cable lead-in/out part 1; further, a cover body 4 is mounted for covering freely of mounting and removal in a guide recess 2<SB>1</SB>for setting made in the case body 2, which retains the case body 2 together with the cable holder 3, and the cover body 4 is equipped with a magnet 5 as a wall-fixing means. <P>COPYRIGHT: (C)2004,JPO

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical fiber cable, a metal cable, a power cord, etc. (hereinafter referred to as a cable) for communication lines wired indoors and outdoors such as offices, factories, ordinary houses, and other buildings. This is a cable fixing tool for fixing a cable to a wall surface, a desk, or other furniture surface, and can safely perform a cable arrangement process after connection with a terminal device for optical communication.

[0002]

2. Description of the Related Art Generally, in a building, a cable introduced to a wall by indoor wiring is connected to a terminal device for optical communication used indoors, so that information communication such as the Internet, telephone line, cable TV and other Although a communication line can be used, when installing an optical communication terminal device, it must be considered that the wiring cable sufficiently satisfies the characteristics of optical communication, particularly the signal transmission characteristics of the optical fiber cable.

[0003]

However, conventional arrangements of optical communication terminal equipment indoors such as offices and residences are various, and even if one connection from an optical outlet is taken, inconvenience occurs in cable wiring. Inability to satisfy optical communication characteristics, loss of optical communication, often not suitable for terminal processing, cable wiring work is complicated, and relocation and maintenance of terminal devices are moved and expanded. In addition to being troublesome because it is necessary to carry out wiring work every time, it is not possible to maintain safe use so that there is no optical signal loss, and there are problems such as poor appearance on the cable wiring as well . In the present invention, these conventional drawbacks are eliminated, the cable wiring connection work is facilitated, the characteristics of optical communication can be sufficiently satisfied even in the case of an optical cable, and the number of man-hours for wiring work can be reduced and the cable can be fixed. ,
The purpose of the present invention is to provide a reliable cable fixture at a low cost, which can significantly simplify the handling of connection wiring to optical communication terminal equipment, and also helps to optimize wiring work.

[0004]

According to the present invention, a cable introducing / extracting portion for introducing and leading out a cable has a tapered opposing surface on the case body, and a plurality of locking claws project from the opposing surface. A cable gripping tool is detachably provided on the cable passing through the cable introducing / extracting portion, the cable gripping tool is detachably fitted to the cable introducing / extracting portion, and further formed on the case body. The cover body is detachably covered in the insertion guide recess, the case body is held together with the cable gripping tool, and the cover body or the case body is provided with wall surface fixing means, and there is no optical signal loss. Wiring connection work can be performed easily and reliably.

Also, in the present invention, the cable gripper is formed integrally with both ends of the connecting piece with a U-shaped locking member made of plastic that elastically holds the optical cable inserted through the cable housing case body. In addition, both the locking members can be detachably fitted and held, and the cable can be securely fixed with a simple operation with few man-hours for wiring work by fitting and supporting the cable introduction part. Cable connection is possible.

According to a further feature of the present invention, in the cable fixture, the locking member of the cable gripper is provided with a locking claw that engages with a locking claw formed in the cable lead-in / out section. The wall surface fixing means provided on the cover body is made of a magnet adhering to the iron surface or an adhesive member for fixing the wall surface, so that it is possible to remarkably simplify the handling of connection wiring to optical communication terminal equipment, and to make the wiring work properly uniform. Can contribute.

The cable supporting case main body is provided with a cable introduction portion having a tapered opposing surface, and the cable gripping tool is held by a rough surface having a plurality of locking claws protruding from each opposing surface. The cable can be securely gripped, the signal transmission characteristics can be sufficiently satisfied, and the optical cable can be easily attached or detached when connecting or disconnecting, and the optical cable can be fixedly arranged in a mechanically stable state.

Furthermore, in the present invention, the case main body is provided with a mounting piece that can be screwed with a screw as a wall surface mounting member, a magnet that is attracted to an iron surface, or an adhesive member for wall surface fixing, such as a double-sided adhesive tape. The body is a lid with a U-shaped cross section formed of a metal material covering the surface opening of the case body for supporting the cable, and is detachably attached to the fitting guide recess provided in the case body, With the configuration where the engaging parts that can be engaged with and disengaged from the locking holes or the locking claws as opposed to each other are arranged as needed, the wiring can be fixed and placed in a stable state, the appearance in the room is good, and the mounting wiring Construction can also be performed with simple operations, and terminal devices can be easily and detachably connected.

[0009]

DETAILED DESCRIPTION OF THE INVENTION will be described by using an example of an embodiment FIGS cable fastener according to the present invention, the cable inlet and outlet part 1 with the opening 1 ₁ for deriving introduces cable a Formed in the case body 2, the cable introduction / extraction part 1
The cable gripping tool 3 is detachably provided in the cable a passing through the cable a, and the cable gripping tool 3 is connected to the cable introduction / extraction portion 1.
To detachably to fitted deployed, contracture more freely covering attached to the case body 2 by detachable said interpolating guide recess 2 _first cover member 4 fitted formed in the case main body 2 together with the cable gripper 3 hanged In addition, the cover body 4 includes a magnet 5 as a wall surface fixing means.

In this example, in the case main body 2 for supporting a cable, the cable introduction / extraction portion 1 formed as shown in FIGS. 2 and 3 forms an opening portion ₁₁ to form the inner surface of the case main body 2. by having opposing surfaces tapered, a plurality projecting claws 2 ₂ to the facing surfaces, the cable gripper 3 and easy to engage and hold dropout prevention are also available reliably. The case main body 2 when the substantially U-shaped cross section of the case, to dispose the grooves 2 ₃ steals meat side wall surface appropriately the moldability good morphology. Further, the case main body or the cover body 4 is provided with an adhesive member such as a magnet 5 adsorbing on an iron material surface such as a steel desk or a panel as a fixing means for wall surface mounting or a double-sided adhesive tape for wall surface fixing. However, it is also possible to attach a wall mounting piece that can be screwed with a screw. In this case, the magnet 5 is preferably provided on the side surface side of the cover body 4 or the back surface side of the case body 2 via the mounting frame 6, and an adhesive tape or an adhesive material layer is provided on the cover body 4 or the case body 2 as an adhesive member. It is preferable to directly adhere to the right place.

[0011] The cover member 4, the a metallic material or a substantially U-shaped cross section of the lid body formed of a hard plastic material covering a surface opening of the case main body 2, inserts the fitting interpolating guide recess 2 ₁ Then, the case main body 2 is held to prevent the cable gripping tool 3 from loosening, and the cable support is strengthened. The cover body 4 is pressed and clamped to the case body 2, but can be engaged and disengaged with a locking uneven portion provided on the case body 2 and the cover body 4 so as to face the cover body 4 if necessary. It is also good to make it easy to remove and remove. Also, lever to insert fitted in the guide recess 2 ₁ provided with the cover member 4 to the case body 2, to prevent the spread of both side walls of the case body 2 by a rigid, ensures the maintenance of catching fixing state with cable gripper 3 It is useful to become. Further, as wall surface fixing means provided at appropriate positions including the side surface of the cover body 4, an attachment piece or an adhesive layer having a screw hole that can be screwed with a magnet 5 or a screw is used, and is provided on the case body 2. The case main body 2 is preferably fixed to the wall surface by using the wall surface fixing means together or by selecting one of the wall surface fixing means.

A cable supporting cable having the above-described configuration.
In the cable body 2, the opening 1 of the cable introduction part 1₁ Or
The cable a to be inserted is the locking member 3 of the cable gripping tool 3.₁
 , 3 ₁ The cable is inserted into the cable introduction section 1 while being sandwiched between
If the cover body 4 is covered, together with the cable gripping tool 3
Be sure to be in custody. And this cable a was supported
The case body 4 is fixed to the wall surface of the building interior with, for example, a magnet 5
Easy installation and installation to the desk or floor
Wiring work can be performed and the case body 2 is covered.
-The cable gripper 3 is not exposed by covering the body 4
In this way, it is protected and used as a good-looking condition
Can be used for maintenance or cable separation.
Bulls can be easily attached and removed for convenient wiring.
The

[0013] As the cable gripper 3, as shown in FIG. 4, a U-shaped locking member 3 ₁ formed a cable a to be inserted into the case body 2 by plastic elastically _sandwiched 3 ₁ the integrally formed on both ends of the coupling piece 3 _2, and an uneven surface with projecting claws 3 ₃ on the opposite surface, and detachably be fitted and held configure Ryokakaritome member 3 _1, 3 _1, wherein it is fitted between the facing surfaces of the cable entry portion 1 of the case main body 2 is adapted to be firmly held in the locking claw 2 _2.

[0014] In this case, to form a interpolating guide recess 3 ₄ fitted on one of the locking member 3 _1, and fitted into facing the other of the locking member 3 _1, that so as to sandwich the cable a well, also slip engaged with one or both of the locking member 3 ₁ of claws ₃₅ on the outer surface projecting rough surface made of locking claws 2 ₂ cable entry portion 1, strain relief It is good to make it useful.

When using the above cable fixture,
As shown in FIG. 5, for the wiring of the terminal device A placed on the steel desk B, the cable a is inserted into the case body 2 from one side of the cable introduction part 1, is taken out from the other side, and is fitted to the cable. the cable gripper 3 is interposed cable entry portion 1 _1, obtained when caused to cover the cover body 4 core wire prevents that rub against the case main body 2, such as tensile impact can also be reliably prevented, the If the case body 2 is fixed to the side of the desk B with an adhesive member such as a magnet 5 on the cover body 4 or the like, safe wiring can be performed.

In the embodiment shown in FIGS. 6 to 8, the case main body 2 is provided with a fixing means integrally formed with a tongue-like wall surface mounting piece 7, and an engaging groove 8 or screw hole for screw insertion is provided. It can be detachably fixed to the indoor wall surface by a screw 9 via the. In this case, the wall surface mounting piece 7 protrudes from one side surface of the case body 2, but is provided on a surface along the wall surface by appropriately selecting a back surface, an upper surface, or the like facing the wall surface. It should be noted that any one of the fixing means or the combination type can be selected from the relationship of the wall surface fixing means provided on the cover body 4, and the wall surface fixing means corresponding to the indoor environment is preferably fixed.

[0017]

According to the first aspect of the present invention, the cable wiring work is facilitated, the number of man-hours required for the wiring work is reduced, the cable can be fixed quickly, and the connection wiring to the optical communication terminal equipment is handled. Can be remarkably simplified, contributing to the optimization of wiring work, and appropriate wiring. Moreover, according to invention of Claim 2 and Claim 3, a cable holding tool is
A locking member with a U-shaped cross section formed of plastic that elastically holds the cable inserted through the cable support case body is integrally formed at both ends of the connecting piece, and both locking members are detachably fitted. Since it can be fitted and supported in the cable introduction part, it can reliably prevent tensile impact on the core wire when the cable passes through the cable introduction part of the case body, and there is no interference of each wiring Thus, safe wiring can be performed, wiring management and assembly / separation work can be easily performed, and reliability can be improved. Furthermore, according to the inventions of claim 4 and claim 5, since the cable can be stored in the case main body, the cable can be accommodated and there is room for storage, and the holding of the core wire is also buffered. There is no slack in the core wire, the cable can be securely fixed to the inside of the cable, and the transmission characteristics can be maintained without loss of light without excessive bending or small arcs, and optical communication is used. The terminal can be detachably connected with a simple operation, and the installation and wiring work can be done with good appearance and safety, and the expansion of the case body is prevented by the rigidity of the cover body. This contributes to the maintenance of cable fixing.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of a cable fixture in use according to an embodiment of the present invention.

2 shows the case body and cover body of the example of FIG. 1,
(A) is a front view of the case body showing the inside after removing the cover body, (b) is a perspective view with the cover body in a separated state,
(C) is a side view thereof, and (d) is a plan view thereof.

3 is a perspective view of the example of FIG. 2, wherein (a) is a perspective view of the assembled state, (b) is a perspective view of the separated state, and (c) is a longitudinal sectional view taken along line AA. is there.

4A and 4B show the cable gripping tool of the example of FIG. 1, wherein FIG. 4A is a plan view thereof, FIG. 4B is a longitudinal sectional view thereof, and FIG. 4C is a front view thereof.

FIG. 5 is a perspective view of the cable fixing device of FIG. 1 in a used state.

FIG. 6 is a longitudinal sectional view of a cable fixture in one use state according to another embodiment of the present invention.

7 shows a case main body and a cover body in the example of FIG. 6,
(A) is a front view of the case body showing the inside after removing the cover body, (b) is a perspective view with the cover body in a separated state,
(C) is a side view thereof, and (d) is a plan view thereof.

8 is a perspective view of the example of FIG. 7, in which (a) is a perspective view of the assembled state, (b) is a perspective view of the separated state, and (c) is a longitudinal sectional view taken along the line BB. is there.

[Explanation of symbols]

a cable 1 cable introduction / exit 1 ₁ opening 1 ₂ locking claw 2 case body 2 ₁ guide recess 2 ₂ locking claw 3 cable gripper 3 ₁ locking member 3 ₂ connecting piece 3 ₃ locking claw 3 ₄ guide recess 3 ₅ Claw 4 Cover body 5 Magnet 6 Mounting frame 7 Wall mounting piece 8 Engaging groove 9 Screw

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yasuhiko Shinmachi             4-35-3 Yoyogi, Shibuya-ku, Tokyo             Within Japan Recom (72) Inventor Takahiro Aoki             4-35-3 Yoyogi, Shibuya-ku, Tokyo             Within Japan Recom (72) Inventor Toshiaki Takeda             5-23-8 Nishigotanda, Shinagawa-ku, Tokyo             In-house company (72) Inventor Eiji Araki             2-1-1 Otemachi, Chiyoda-ku, Tokyo             Within this Telegraph and Telephone Corporation (72) Inventor Sadaaki Takano             2-1-1 Otemachi, Chiyoda-ku, Tokyo             Within this Telegraph and Telephone Corporation F-term (reference) 2H038 CA33                 3J022 DA12 EA42 EB14 EC14 EC22                       FA05 FB03 FB06 FB12 FB24                       GA04 GB03                 5G363 AA04 BA10 DA15 DA20 DB31

Claims (5)

[Claims] 1. A cable introducing / extracting portion for introducing and leading out a cable has a tapered opposing surface on the case body, and a plurality of locking claws project from the opposing surface. A cable gripping tool is detachably provided on a passing cable, the cable gripping tool is detachably fitted to the cable introduction / extraction portion, and a cover body is provided in a guide insertion recess formed in the case body. A cable fixture characterized in that the case main body is held together with the cable gripper and the cover body or case main body is provided with wall surface fixing means. 2. The cable fixing device according to claim 1, wherein the cable gripper is a U-shaped locking member formed of plastic that elastically holds an optical cable inserted into the cable storage case main body. The cable fixing tool is characterized in that it is integrally formed at both ends of the connecting piece, and both the locking members are detachably fitted and held, and is fitted to and supported by the cable introducing portion. 3. The cable fixture according to claim 1 or 2, wherein the locking member of the cable gripping tool includes:
A cable fixture characterized by having a locking claw that is engaged with a locking claw formed in a cable lead-in / out section. 4. The cable fixture according to claim 3, wherein the wall surface fixing means provided on the cover body is made of a magnet adsorbing on the iron material surface or an adhesive member for fixing the wall surface. 5. The cable fixing device according to claim 3, wherein the cover body is a lid body formed in a U-shaped cross section with a metal material covering a surface opening of the case body, A cable fixture, wherein the case main body is held and fixed by being inserted into and detached from a provided guide recess.