JP3974026B2 - Cable surplus length processing equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to Luque Buru extra length handling device to house the extra length of the transfer is connected to the feed device Luque Buru.
[0002]
[Prior art]
With the spread of the Internet in recent years, various communication devices are installed in a station building owned by a communication company, and the installation space for the devices has become insufficient. Under such circumstances, in order to save space, there are an increasing number of devices that can be maintained only on the front side from devices that require maintenance on the front and back sides of the device. is there.
[0003]
In a conventional optical transmission device, a communication device that mounts a package with an electrical circuit mounted on a cabinet in a bookshelf manner, has an optical signal transmission / reception function, and accommodates an optical fiber that performs extra length processing of an optical fiber that transmits the optical signal. In the structure, a plurality of fixing clamps for fixing optical fibers are attached to the optical fiber storage shelf, and the pivot pins are rotated at both ends in the horizontal direction or the vertical direction of the cabinet, and an extra length is provided at a position adjacent to the pivot pins. An optical fiber entrance / exit serving as an entrance / exit of the optical fiber to be processed is provided (for example, see Patent Document 1).
[0004]
[Patent Document 1]
Japanese Patent Application Laid-Open No. 10-322050
[Problems to be solved by the invention]
Since the conventional optical cable surplus length processing apparatus is configured as described above, the optical cable housing shelf is mounted on the front surface of the device or the lower portion of the device. When mounted on the front surface of the device, it is inferior in maintainability, for example, it becomes difficult to insert and remove the package on which the electric circuit is mounted, and the visibility of the package is deteriorated.
[0006]
In addition, when mounting on the lower part of equipment, an optical cable surplus length processing device will be installed instead of equipment that mounts a package equipped with an electrical circuit, and the electrical circuit is installed due to restrictions in the height direction of the cabinet. There have been problems such as a reduction in the mounting capacity per cabinet of equipment for mounting packages.
[0007]
That the present invention has been made to solve the above problems, obtaining maintainability and equipment implementing the package equipped with an electric circuit, a pond Buru extra length processing apparatus affects the implementation capacity It is an object.
[0008]
[Means for Solving the Problems]
The invention engaging Luque Buru extra length handling device is arranged in the wiring space of the apparatus side for accommodating the cables for connection to an external device, the wiring space of the normal equipment side, and, behind the front surface of the apparatus When the extra length processing of the optical cable is carried out, it is exposed to the front side of the device as compared with the normal time by rotating and drawing out.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
Embodiment 1 FIG.
FIG. 1 is a diagram illustrating the first embodiment, and is a configuration diagram of an optical cable surplus length processing apparatus. FIG. 1A is a front view illustrating the optical cable surplus length processing apparatus, and FIG. (C) is a top view which shows an optical cable surplus length processing apparatus.
[0010]
In the figure, a surplus length processing section 2 for winding the optical cable 1 is attached to a surplus length processing panel 3. A rotating shaft 4 for rotating and drawing out the surplus length processing panel 3 is fitted into a hole 3 a penetrating the surplus length processing panel 3. The bush 5 of the rotation range restricting portion that restricts the rotation range of the surplus length processing panel 3 is fitted into the guide hole 3 b that penetrates the surplus length processing panel 3. The surplus length processing device is attached by the bracket 7 to the device 6 to which the surplus length processing device of the present invention is attached. The surplus length processing panel 3, the rotating shaft 4, and the bush 5 are sandwiched by the holding plate 8 and attached to the bracket 7. The device 6 includes a wiring space 9 that accommodates cables for connecting to external devices on the side surface, a cable tray 10 at the bottom, and the device 6 and the cable tray 10 are attached to the cabinet 11.
[0011]
FIG. 2 is a diagram showing the first embodiment, and is a detailed configuration diagram of a rotating portion of the optical cable surplus length processing apparatus, (a) is a detailed front view of the rotating portion of the optical cable surplus length processing apparatus, and (b) is an optical cable surplus section. FIG. 4C is a detailed side view of the rotating portion of the long processing device, and FIG. 5C is a detailed top view of the rotating portion of the optical cable surplus length processing device.
As shown in FIG. 2A or FIG. 2C, the thickness of the extra length processing panel 3 sandwiched between the bracket 7 and the pressing plate 8 is thinner than the thickness of the rotating shaft 4 and the bush 5. 7 and the holding plate 8 are floating.
[0012]
Next, the operation will be described.
3, when a new optical cable 1 is connected to the device 6, the connection is made to the connection portion 6 a on the front surface of the device 6 through the wiring space 9 on the side surface of the device 6 and the cable tray 10 provided in the lower part of the device 6. A state in which the extra length 1a is generated in the optical cable 1 is shown. In order to store the surplus length 1a in an orderly manner, as shown in FIG. 4, the surplus length processing panel 3 which is disposed on the side surface of the device 6 and is usually stored behind the front surface of the device 6 is connected to the rotary shaft 4. By rotating to the center, the extra length processing panel 3 can be exposed forward from the front surface of the device 6. Further, when rotating, the bush 5 that regulates the rotation range and the guide hole 3b that passes through the extra length processing panel 3 are rotated to the dead end and exposed. Thereby, the extra length processing of the optical cable becomes possible.
[0013]
As is apparent from the above, according to the first embodiment, maintenance and extra length processing can be performed without affecting the front surface of the device 6, and since the side surface is used, a package equipped with an electric circuit is provided. There is an effect that the surplus length treatment device can be arranged without affecting the mounting capacity of the device on which the device is mounted.
[0014]
Embodiment 2. FIG.
FIG. 5 is a diagram showing the second embodiment, and is a detailed view of a surplus length processing unit of the optical cable surplus length processing apparatus. In the first embodiment, the rotating structure has been described. As shown in FIG. 5, the exposed surplus length processing unit 2 draws a locus of a circle or an ellipse with a combination of circles or arcs, and has various circulations. The length can be stored, and it is possible to cope with various extra lengths by using a route for winding or a combination of a circle or an oval when winding a plurality of times.
Thereby, there is an effect that the fine adjustment of the surplus length processing amount can be easily performed.
[0015]
Embodiment 3 FIG.
6 and 7 are diagrams showing the third embodiment. FIG. 6 is a side view of the optical cable surplus length processing apparatus as viewed from the side of the device to which the optical cable surplus length processing apparatus is attached. It is a side view seen from the apparatus side which attaches, and is a figure which shows the state at the time of surplus length processing work.
In the first embodiment, the rotation structure is shown. However, as shown in FIG. 6, the rotation shaft 4 is the center of the guide hole 3 b that restricts the rotation range provided in the surplus length processing panel 3. A notch 3c in the linear direction and a long hole 3d in which a hole 3a through which the rotary shaft 4 passes are elongated in the same direction as the notch 3c are configured. FIG. 6 shows the storage state, and the extra length processing panel 3 is fitted and fixed in the notch 3c by the action of the mass and gravity.
[0016]
On the other hand, FIG. 7 shows a state in which the extra length processing panel 3 is rotated and drawn. As shown in FIG. 7, the extra length processing panel 3 can be rotated by lifting it upward.
[0017]
According to the above-described third embodiment, it is easier to fix at the time of storage than the first embodiment, and it is also easy to shift from the fixed state to the movable state, so that the workability can be improved. Play.
[0018]
Embodiment 4 FIG.
FIGS. 8 to 11 are diagrams showing the fourth embodiment, and FIG. 8 is a diagram showing a state when the horizontal position of the rotation shaft is changed with respect to the extra length processing unit and rotated by the same angle. FIG. 5A is a diagram in which the rotation axis of the optical cable surplus length processing device is located on the back side with respect to the surplus length processing portion, and FIG. FIG. 9C is a diagram in which the rotating shaft of the optical cable surplus length processing device is positioned on the front side with respect to the surplus length processing unit, and FIG. 9 is a side view as viewed from the equipment side to which the optical cable surplus length processing device is attached. The figure which shows the state at the time of work, FIG. 10 is the side view seen from the apparatus side which attaches the optical cable surplus length processing apparatus, FIG. 11 shows the state at the time of accommodation, FIG. 11 shows the detail of the rotation part of an optical cable surplus length processing apparatus (A) is a detailed side view of the rotating part of the optical cable surplus length processing device, (b) A detailed side view of the rotating portion of the optical cable extra length handling apparatus, showing a state of rotation.
[0019]
When the horizontal position of the rotating shaft 4 is changed with respect to the surplus length processing unit 2 and rotated by the same angle θ, the following characteristics are obtained by the relative position change of the surplus length processing unit 2 before and after the rotation. Show.
In FIG. 8, the distance in the horizontal direction is x1 <x2 <x3, the distance in the vertical direction is y1>y2> y3, and by positioning the rotary shaft 4 on the front side, the surplus length processing unit 2 rises upward, and It can be seen that the amount of drawer increases.
[0020]
From the above relationship, by moving the rotary shaft 4 to the front side, for example, as shown in FIG. 9, extra length processing is performed from below the device 6 via the extra length processing panel 3 and connected to the device 6. In the case of the optical cable 1, after the extra length processing panel 3 is exposed by rotating drawer and the extra length processing is performed, when the extra length processing panel 3 is stored, the optical cable 1 causes a slack 13 as shown in FIG. The optical cable 1 connected from the lower side of the device 6 is effectively prevented from being stretched.
[0021]
In addition, as shown in FIG. 11, the virtual rotation center 12 can be provided by allowing the rotation shaft 4 to move within the long hole 3d due to the balance between the guide hole 3b and the long hole 3d. Therefore, in the structure of the rotating shaft 4 as in the first or third embodiment, when the rotating shaft 4 cannot be positioned on the front side due to the structure, there is an effect that the rotating shaft 4 is further rotated around the position on the front side of the device. .
[0022]
Embodiment 5 FIG.
FIGS. 12 and 13 are diagrams showing the fifth embodiment, FIG. 12 is a side view as seen from the side of the equipment to which the optical cable surplus length processing apparatus is attached, and shows a state at the time of surplus length processing work, and FIG. It is the side view seen from the apparatus side which attaches a long processing apparatus, and is a figure which shows the state at the time of accommodation.
In the fourth embodiment, by setting the center of rotation as the virtual rotation center 12, for example, extra length processing is performed from below the device 6 via the extra length processing panel 3, and the optical cable 1 connected to the device 6 is connected. In this case, the optical cable guide 14 is provided as shown in FIG. 12 so as to prevent the extra length processing panel 3 from above the device 6. In the case of the optical cable 1 connected to the device 6 through the extra length processing, the extra length processing panel 3 is exposed by a rotary drawer, and after the extra length processing is performed, the extra length processing panel 3 is stored. As shown in FIG. 13, the optical cable 1 produces a slack 13, and the optical cable 1 connected from above the device 6 also has an effect of preventing the optical cable 1 from being stretched.
[0023]
【The invention's effect】
As described above, according to the present invention, the surplus length processing device is arranged in the wiring space on the side surface of the device and is configured to be able to be rotated and pulled out during surplus length processing work. And has the effect of not affecting the mounting capacity.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a diagram showing a first embodiment, and is a configuration diagram of an optical cable surplus length processing device, (a) is a front view showing the optical cable surplus length processing device, and (b) is an apparatus to which the optical cable surplus length processing device is attached. The side view seen from the side, (c) is a top view showing the optical cable surplus length processing apparatus.
FIG. 2 is a diagram illustrating the first embodiment, and is a detailed configuration diagram of a rotating portion of the optical cable surplus length processing device, (a) is a detailed front view of the rotating portion of the optical cable surplus length processing device, and (b) is an optical cable. FIG. 5C is a detailed side view of the rotating portion of the surplus length processing apparatus, and FIG. 7C is a detailed top view of the rotating portion of the optical cable surplus length processing apparatus.
FIG. 3 is a front view showing a normal optical cable wiring state.
FIG. 4 is a diagram showing the first embodiment, and is a side view seen from a device side to which an optical cable surplus length processing apparatus is attached, and is a diagram showing a state during surplus length processing work;
FIG. 5 is a diagram showing the second embodiment and is a detailed view of a surplus length processing unit of the optical cable surplus length processing apparatus;
FIG. 6 is a diagram showing the third embodiment, and is a side view as seen from the equipment side to which the optical cable surplus length processing apparatus is attached, and is a diagram showing a state at the time of storage.
FIG. 7 is a diagram showing the third embodiment, and is a side view seen from the side of an apparatus to which an optical cable surplus length processing apparatus is attached, and is a diagram showing a state during surplus length processing work.
FIG. 8 is a diagram illustrating the fourth embodiment, and is a diagram illustrating a state where the horizontal position of the rotation shaft is changed with respect to the extra length processing unit and rotated by the same angle, and (a) is an optical cable. The figure where the rotational axis of the surplus length processing device is located on the back side with respect to the surplus length processing section, (b) is the diagram where the rotational axis of the optical cable surplus length processing apparatus is located at the center of the surplus length processing section, (c) It is a figure in which the rotating shaft of an optical cable surplus length processing apparatus is located in the front side with respect to a surplus length process part.
FIG. 9 is a diagram showing the fourth embodiment, and is a side view seen from the apparatus side to which the optical cable surplus length processing apparatus is attached, and is a diagram showing a state during surplus length processing work;
FIG. 10 is a diagram showing the fourth embodiment, and is a side view seen from the device side to which the optical cable surplus length processing apparatus is attached, and is a diagram showing a state at the time of storage.
FIGS. 11A and 11B are diagrams showing Embodiment 4, showing details of a rotating portion of the optical cable surplus length processing apparatus, wherein FIG. 11A is a detailed side view of the rotating portion of the optical cable surplus length processing apparatus, and FIG. It is a detailed side view of the rotation part of a long processing apparatus, and is a figure which shows the state of rotation.
FIG. 12 shows the fifth embodiment, and is a side view as seen from the device side to which the optical cable surplus length processing apparatus is attached, and shows a state at the time of surplus length processing work.
FIG. 13 is a diagram showing the fifth embodiment, and is a side view as seen from the equipment side to which the optical cable surplus length processing apparatus is attached, and is a diagram showing a state at the time of storage.
[Explanation of symbols]
1 optical cable, 1a surplus length, 2 surplus length processing section, 3 surplus length processing panel, 3a hole, 3b guide hole, 3c notch, 3d long hole, 4 rotating shaft, 5 bush, 6 equipment, 6a connection location, 7 bracket , 8 Presser plate, 9 Wiring space, 10 Cable tray, 11 Cabinet, 12 Virtual center of rotation, 13 Loosening, 14 Optical cable guide.

Claims (4)

Disposed in the wiring space of the apparatus side for accommodating the cables for connection to an external device, usually in the wiring space of the apparatus side, and are housed behind the front surface of the apparatus, performing the extra length handling of cable At the time, it is a cable surplus length processing device that is exposed to the front side of the device by rotating and pulling out compared to the normal time,
An extra length processing section for winding the cable;
A surplus length processing panel for attaching the surplus length processing section;
A rotating shaft for rotating and drawing out the excess length processing panel;
A rotation range restricting portion for restricting a rotation range of the extra length processing panel;
A guide hole provided in the surplus length processing panel and serving as a guide for the rotation range restricting portion;
The shape of the guide hole of the rotation range restricting portion is a long hole in the circumferential direction of a circle centered on the rotation axis, and a normal direction notch centered on the rotation axis is provided at an end thereof, and A cable surplus length characterized in that a hole through which the rotation shaft passes is a long hole in the same direction as the notch, and the rotation range restricting portion is fitted and fixed to the notch when the surplus length processing panel is stored. Processing equipment. The cable surplus length processing apparatus according to claim 1, wherein the rotation shaft is disposed at a position near the front surface of the device with respect to the surplus length processing unit. Wherein the center of the elongated hole which is guide hole of the rotation range restricting portion, the cable surplus length processing apparatus according to claim 1, characterized in that shifting the center of the rotation shaft. According to any one of claims 1 to 2 rotating drawer has been the extra length handling panel is characterized in the extra length handling panels providing the cable guide so as to slacken the cable when housed after extra length handling Cable surplus length processing equipment.

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