JP2006106277A - Coated optical fiber housing component and disk body - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a coated optical fiber housing component that enables each coated optical fiber to be worked singly and that also enables a coated optical fiber connecting sleeve to be fixed at an arbitrary position in a recess on the outer periphery of a disk body. <P>SOLUTION: This is a component for housing coated optical fibers and is characterized in that it is composed of a disk body 21 having a recessed part 22 on the outer periphery so that the coated optical fiber can be wound on and the coated optical fiber connecting sleeve can be fixed, and a housing container 31 for storing the disk body 21, and additionally in that it is provided with a nearly S-shaped groove 23 prepared on the side of the disk body 21 and communicated with the recessed part 22 at both ends. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an optical fiber housing component and a disk body for housing an optical fiber used mainly for optical wiring work for constructing an optical network.

  FIG. 7 is a configuration explanatory view showing a conventional optical fiber housing component. That is, an inner circumferential arc guide 12 for securing a minimum bending radius of the optical core is provided in the inner central portion of the optical core receiving tray 11, and a predetermined interval is provided outside the inner circumferential arc guide 12. An outer circumferential arc guide 13 is provided. Between the inner circular arc guide 12 and the outer circular arc guide 13, an optical fiber jump-out prevention guide 14 is provided at a predetermined height from the surface. Inside the optical fiber storage tray 11, a core wire connection part holding part 15 and an optical cable holding part 16 are provided.

When the optical fiber 18 connected to the optical cable 17 held by the optical cable holder 16 has a surplus length, the optical fiber 18 is housed manually. The extra optical fiber 18 is wound by hand while drawing a circle between the inner circular arc guide 12 and the outer circular arc guide 13 so as to prevent the optical cable 18 from popping out. Push into. Further, when the optical fiber 18 is taken out, the same manual operation is performed.
JP-A-7-218732

  In the conventional structure of the optical fiber housing component, since the optical fiber is received and taken out by complicated manual work, work efficiency is poor and work errors are likely to occur. Also, in a large optical cabinet, the work becomes more difficult due to the large number of optical fibers.

  That is, in the conventional optical fiber housing parts, when two or more optical fibers are accommodated, the optical fibers may get tangled or caught, and the working efficiency is not good. Further, in a state where two or more optical fibers are accommodated, even if one optical fiber is taken out, the other optical fibers are obstructed, and there is only a method of once taking out all the accommodated optical fibers.

  In addition, since the core wire connecting portion holding portion 15 is provided only in two places on the circumferential portion of the receiving tray, attention is not paid to the extra length of the optical core wire when the optical fiber is fused or the like. (If the extra length of the optical fiber is not an integral multiple of the semicircular circumferential length of the receiving tray), there is a case where a play portion is formed in the extra length portion of the optical fiber and cannot be stored in the receiving tray.

  The present invention has been made in view of the above circumstances, and in particular, when accommodating and taking out a plurality of optical cores, the optical cores do not get tangled with each other, so that each optical core can be operated alone. The optical fiber connecting part sleeve can be fixed at an arbitrary position of the concave part on the outer periphery of the disk body, and therefore the optical fiber housing part and the disk body that do not generate the extra length of the optical fiber inside the container are provided. Objective.

  In order to achieve the above object, the present invention provides an optical fiber housing component for housing an optical fiber, and an outer peripheral portion so that the optical fiber can be wound and the optical fiber connection sleeve can be fixed. A substantially S-shaped disc body provided with a disc body provided with a concave recess and a receiving container for housing the disc body, provided on a side surface portion of the disc body and having both ends communicated with the recess portion. It is characterized by having a groove part.

  Further, the present invention is an optical fiber housing component for housing an optical fiber, and is a recess recessed in an outer peripheral portion so that the optical fiber can be wound and the optical fiber connection sleeve can be fixed Are provided on the side surface of the disc body, and a protrusion for fixing the disc body provided in the storage container. And a substantially S-shaped groove portion having both ends communicated with the concave portion, and a fixing hole provided in a side surface portion of the disc body and inserted and fixed to the protruding portion of the storage container. To do.

  Further, the present invention is an optical fiber housing component for housing an optical fiber, and is a recess recessed in an outer peripheral portion so that the optical fiber can be wound and the optical fiber connection sleeve can be fixed A disc body provided with a plurality of the disc bodies, and a substantially S-shaped groove portion provided on a side surface of each disc body and having both ends communicated with the concave portion. It is characterized by having.

  Further, the present invention is an optical fiber housing component for housing an optical fiber, and is a recess recessed in an outer peripheral portion so that the optical fiber can be wound and the optical fiber connection sleeve can be fixed And a storage container for storing a plurality of the disk bodies, a protrusion for fixing each disk body provided in the storage container, and each of the disk bodies A substantially S-shaped groove portion provided on a side surface portion and having both ends communicated with the recess; and a fixing hole provided on a side surface portion of each disk body and inserted and fixed to the protrusion portion of the storage container. It is characterized by doing.

  In the optical fiber housing component, the present invention is characterized in that the radius of curvature of the groove of the disk body is equal to or greater than the minimum bending radius of the optical fiber.

  According to the present invention, the optical fiber housing component is provided with a plurality of fixing holes for the disk body.

  Further, the disc body of the present invention has a concave portion provided in a concave shape on the outer peripheral portion so that the optical core wire can be wound and the optical core connection portion sleeve can be fixed, and both sides of the concave portion are communicated with the side surface. And a substantially S-shaped groove provided in the portion.

  Further, the disc body of the present invention has a concave portion provided in a concave shape on the outer peripheral portion so that the optical core wire can be wound and the optical core connection portion sleeve can be fixed, and both sides of the concave portion are communicated with the side surface. A substantially S-shaped groove portion provided in the portion, and a fixing hole provided in the side surface portion and inserted and fixed to the protruding portion of the storage container.

  Further, the present invention is characterized in that the radius of curvature of the groove portion of the disc body is equal to or greater than the minimum bending radius of the optical fiber.

  The present invention is characterized in that a plurality of fixing holes for the disc body are provided.

  The optical fiber housing component and the disk body of the present invention, in particular, when accommodating and taking out a plurality of optical fiber cores, since each optical fiber core does not get entangled, so that each optical fiber core can work alone, Since the optical fiber connecting portion sleeve can be fixed at a predetermined position of the concave portion on the outer periphery of the disk body, there is a remarkable effect that no play portion of the optical fiber extra length is generated inside the container.

Embodiments of the present invention will be described below in detail with reference to the drawings.
FIGS. 1A and 1B are a front view and a side view showing a disk body according to an embodiment of the present invention. That is, the concave portion 22 is provided in the outer peripheral portion of the disc body 21 so as to be recessed so that the optical fiber can be wound around and the optical fiber connector sleeve can be fixed. Both walls of the recess 22 serve as guides when the optical fiber is wound. A substantially S-shaped groove 23 is provided on the side surface of the disc body 21 so that both ends thereof communicate with the recess 22. Two fixing holes 24 are provided in the side surface of the disc body 21 so as to be inserted and fixed to the protrusions of the container. The radius of curvature R of the groove 23 is set to be equal to or greater than the minimum bending radius of the optical fiber.

  FIG. 2 is an explanatory diagram showing the configuration of the optical fiber housing component according to the embodiment of the present invention. In FIG. 2, the disc body 21 is accommodated in the receiving container 31, and two protrusions 32 for fixing the disc body 21 provided in the receiving container 31 are fixed to the disc body 21. The holes are inserted and fixed corresponding to the holes 24, respectively.

  That is, the optical fiber 33 is inserted from the inlet portion 34 of the substantially S-shaped groove 23 of the disk body 21, and thereafter, from the outlet 35 of the groove portion 23 to the outer peripheral recess 22 of the disk body 21 along the radius of curvature R of the groove portion 23. Thus, the wire is wound so as to be equal to or larger than the minimum bending radius of the optical core wire 33. In this case, the optical fiber 33 is folded back at the outlet 35 of the groove 23, and the optical fiber 33 that is folded back at the outlet 35 of the groove 23 and the optical core that enters from the inlet 34 of the groove 23 at the inlet 34 of the groove 23. Line 33 is in the same direction. In this state, the fixing hole 24 of the disc body 21 is removed from the protrusion 32 of the receiving container 31, the disc body 21 is rotated in the direction of arrow A, and the optical fiber 33 is wound around the outer peripheral recess 22 of the disc body 21. Accommodate. Thereafter, the fixing hole 24 of the disc body 21 is inserted and fixed to the protrusion 32 of the receiving container 31. Further, when the optical core 33 is taken out, if the fixing hole 24 of the disc body 21 is removed from the protrusion 32 of the receiving container 31 and rotated in the direction opposite to the arrow A direction, the wound optical core 33 is formed. Since it is unwound, the optical fiber 33 can be easily taken out. Thereby, the optical fiber housing operation can be simplified, and the working efficiency can be greatly improved.

  FIG. 3A is a front view showing a usage example of the optical fiber housing component according to the embodiment of the present invention, and FIG. 3B is a side view showing the disk body of FIG. 3 (a) and 3 (b), the disc container 21 is accommodated in the container 41, and the two projections 42 for fixing the disc body 21 provided in the container 41 are disc bodies. The two fixing holes 24 are inserted and fixed respectively. An optical cable attaching portion 43 is provided in the housing container 41.

  That is, the optical core wire 45 connected to the optical cable 44 attached to the optical cable attachment portion 43 of the accommodation container 41 is wound around and accommodated in the substantially S-shaped groove portion 23 and the outer peripheral recess portion 22 of the disc body 21. An optical fiber connecting portion sleeve 46 such as a fusion sleeve, to which an optical fiber 45 is connected, is fitted and fixed in the recess 22 provided in a concave shape on the outer periphery of the disc body 21. In this case, by fixing the optical fiber connection portion sleeve 46 so as to sandwich the optical fiber connection portion sleeve 46 between the guide portions of the both walls of the recess 22, a space for fixing the optical fiber connection portion sleeve 46 in the storage container 41 is not necessary, The container 41 can be downsized.

  FIG. 4 is a configuration explanatory view showing an example of use of the optical fiber housing component according to the embodiment of the present invention. That is, when multiple fibers or more of optical fibers 45 are accommodated, two optical fibers 45 are accommodated in the corresponding two disc bodies 21, and a plurality of optical fibers 45 are accommodated in one accommodating container 41. The disc body 21 is accommodated. Thus, since the optical fiber 45 is accommodated in the two disc bodies 21 one by one, the optical fiber 45 can be easily accommodated, and there is no particular complication. Further, when taking out the optical fiber 45, it is possible to easily take out one piece at a time if it is removed for each disk body 21, so that the working efficiency is dramatically improved.

  FIG. 5 is a configuration explanatory view showing a usage example of the optical fiber housing component according to the embodiment of the present invention. That is, an optical fiber connecting portion sleeve 46 such as a fusion sleeve, to which the optical fiber 45 is connected, is fitted and fixed in the concave portion 22 provided in a concave shape on the outer peripheral portion of the disk body 21. In this way, since the optical fiber connecting portion sleeve 46 can be fitted and fixed anywhere on the outer peripheral portion of the disc body 21, there is no need to worry about the extra length of the optical fiber 45. Since the fixing position of the optical fiber connecting portion sleeve 46 becomes free, the optical fiber 45 can be accommodated with a high degree of freedom, and the accommodating operation becomes easy.

  6 (a) to 6 (f) are configuration explanatory views showing an example of use of the optical fiber housing component according to the embodiment of the present invention. That is, as shown in FIG. 6A, in the container 41, two protrusions 42 for fixing the disk body are provided, and an optical cable attachment 43 is provided. Thereafter, as shown in FIG. 6B, the two fixing holes 24 of the disc body 21 are respectively inserted and fixed to the two projecting portions of the container, and the optical cable 44 is attached to the optical cable mounting portion 43. Is attached. Further, as shown in FIG. 6C, the two fixing holes 24 of the disk body 21 are removed from the two protrusions 42 of the storage container 41, and the disk body 21 is rotated 90 degrees in the direction of arrow A. Further, as shown in FIG. 6 (d), the disk body 21 is rotated by 90 degrees in the direction of arrow A, and after being in the state shown in FIG. 6 (e), it is accommodated in the two fixing holes 24 of the disk body 21. The two protrusions 42 of the container 41 are inserted and fixed. By rotating the disk body 21 in this way, the optical core wire 45 can be wound around and accommodated in the outer peripheral recess 22 of the disk body 21.

  As shown in FIG. 6 (f), the disk body 21 is rotated 90 degrees by providing the disk body 21 with four fixing holes 24 in the vertical direction and two in the horizontal direction. It can be fixed to the container 41 in a state. Thus, the degree of freedom of accommodation of the disk body can be increased by making the rotation increment fine.

  As described above, the optical fiber housing component according to the embodiment of the present invention includes optical fiber such as an optical cabinet (optical termination box), an ONU (Optical Network Unit), and an optical outlet. It is an effective wiring component when the optical fiber is accommodated in the container in which the connection point is accommodated.

  Note that the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage. In addition, various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the above embodiment. For example, some components may be deleted from all the components shown in the embodiment. Furthermore, constituent elements over different embodiment examples may be appropriately combined.

It is the front view and side view which show the disc body which concerns on the example of embodiment of this invention. It is composition explanatory drawing which shows the optical core wire accommodating component which concerns on the example of embodiment of this invention. (A) is a front view which shows the usage example of the optical fiber housing part which concerns on the embodiment of this invention, (b) is a side view which shows the disk body of (a). It is a structure explanatory view showing the example of use of the optical fiber housing component according to the embodiment of the present invention. It is a structure explanatory view showing the example of use of the optical fiber housing component according to the embodiment of the present invention. It is a structure explanatory view showing the example of use of the optical fiber housing component according to the embodiment of the present invention. It is composition explanatory drawing which shows the conventional optical core wire accommodating component.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 21 ... Disc body, 22 ... Recessed part, 23 ... Groove part, 24 ... Hole for fixing, 31 ... Container, 32 ... Projection part.

Claims (10)

An optical fiber housing component for housing the optical fiber,
A disc body provided with a recessed portion recessed in the outer periphery so that the optical core wire can be wound and the optical core wire connection portion sleeve can be fixed, and an accommodation container for accommodating the disc body,
An optical fiber housing component comprising a substantially S-shaped groove portion provided on a side surface portion of the disc body and having both ends communicated with the concave portion. An optical fiber housing component for housing the optical fiber,
A disc body provided with a recessed portion recessed in the outer periphery so that the optical core wire can be wound and the optical core wire connection portion sleeve can be fixed, and an accommodation container for accommodating the disc body,
A protrusion for fixing the disc body provided in the container;
A substantially S-shaped groove portion provided on a side surface portion of the disc body and having both ends thereof communicated with the concave portion;
An optical fiber housing component, comprising: a fixing hole provided on a side surface portion of the disk body and inserted and fixed to a protruding portion of the housing container. An optical fiber housing component for housing the optical fiber,
A disk body provided with a recessed portion recessed in the outer periphery so that the optical fiber can be wound and the optical fiber connector sleeve can be fixed; and a storage container for storing a plurality of the disk bodies Become
An optical fiber housing component comprising a substantially S-shaped groove portion provided on a side surface portion of each disk body and having both ends communicated with the concave portion. An optical fiber housing component for housing the optical fiber,
A disk body provided with a recessed portion recessed in the outer periphery so that the optical fiber can be wound and the optical fiber connector sleeve can be fixed; and a storage container for storing a plurality of the disk bodies Become
Protrusions for fixing the respective disc bodies provided in the container,
A substantially S-shaped groove portion provided on a side surface portion of each disk body and having both ends communicated with the concave portion;
An optical fiber housing component, comprising: a fixing hole provided on a side surface portion of each disk body and inserted and fixed to a protruding portion of the housing container.   The optical fiber housing component according to any one of claims 1 to 4, wherein a radius of curvature of the groove of the disk body is equal to or greater than a minimum bending radius of the optical fiber.   5. The optical fiber housing component according to claim 2, wherein a plurality of holes for fixing the disk body are provided. A recess provided in a concave shape on the outer periphery so that the optical fiber can be wound and the optical fiber connector sleeve can be fixed;
A disc body comprising: a substantially S-shaped groove portion provided at a side surface portion with both ends communicating with the recess portion. A recess provided in a concave shape on the outer periphery so that the optical fiber can be wound and the optical fiber connector sleeve can be fixed;
A substantially S-shaped groove portion provided on the side surface with both ends communicating with the recess;
A disk body comprising a fixing hole provided on a side surface portion and inserted and fixed to a protruding portion of a storage container.   The disk body according to claim 7 or 8, wherein the radius of curvature of the groove of the disk body is equal to or greater than the minimum bending radius of the optical fiber.   The disk body according to claim 8, wherein a plurality of holes for fixing the disk body are provided.

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