JP3964191B2 - Optical communication package - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an apparatus that performs communication using an optical fiber or the like, and relates to an apparatus in which a number of optical communication cables are installed in a communication package.
[0002]
[Prior art]
FIG. 7 shows an example of a conventional optical communication package disclosed in, for example, Japanese Patent Laid-Open No. 8-204358. In the figure, a plurality of printed circuit boards 22 are arranged in the optical communication device 21. An optical input / output cable 23 for optical communication is drawn out corresponding to each printed circuit board 22. The printed circuit board 22 is provided with support members 31 and 32 on two upper and lower substrate surfaces which are separated by the same distance from the front end.
[0003]
On each substrate, an optical connector moving plate 33 is detachably disposed. In the upper and lower portions of the optical connector moving plate 33, elongated holes 34 and 35 are formed in the horizontal direction. The optical connector moving plate 33 can be moved in the horizontal direction indicated by an arrow 36 by the support tools 31 and 32 being in sliding contact with the elongated holes 34 and 35.
[0004]
Each optical connector moving plate 33 is fixed by an optical connector holding plate 25 with an optical connector connecting portion 24 through which the optical connector 26 is inserted and removed. A board fixing plate 37 to which a knob screw 38 is attached is fixed to the optical connector holding plate 25, and a fixture 39 in which a screw hole 41 is engraved is attached to the corresponding position of the printed board 22. .
[0005]
The operator can perform the work of inserting / removing the optical connector 26 by loosening the knob screw 38 of the printed circuit board 22 for inserting / removing the optical connector 26 and pulling the optical connector moving plate 33 forward.
[0006]
[Problems to be solved by the invention]
In such a conventional optical communication device, when the number of optical connectors 26 is increased, the amount of the optical connector moving plate 33 to be pulled out becomes long, and the entire device becomes large. It is also difficult to increase the number of optical connectors 26.
[0007]
Furthermore, there is a possibility that light from the substrate may directly enter the eyes when the optical connector 26 is removed, and a special device is required so that light does not come out when the optical connector 26 is removed from the optical connector connection portion 24. Met.
[0008]
As a result, in the conventional optical communication apparatus as described above, it is difficult to insert and remove many optical connectors 26 in a live state, and light is emitted when the optical connector 26 is removed. Therefore, there is a safety problem, and a special device is required for the optical connector 26 in order to take this safety measure.
[0009]
The present invention has been made to solve the above-described problems, and is a light that can insert and remove many optical connectors in a live line state and can suppress light from being emitted from the optical communication package when the optical connector is removed. A communication package is obtained.
[0010]
[Means for Solving the Problems]
An optical communication package according to the present invention is connected to a shelf by a connector and is placed at a position adjacent to the printed circuit board (main board) accommodated in the shelf, and is connected to the printed circuit board via a rail and pulled out to the shelf. A movable substrate that can be accommodated, a plurality of optical connectors attached to a wall that rises from a side surface of the movable substrate so as to be aligned in a direction perpendicular to a pulling direction of the movable substrate, and an optical connector that rises laterally from the movable substrate And a shielding portion that is provided to face each other and blocks light from the optical connector from being emitted from the shelf. The “shelf” is an optical communication device configured by one or a plurality of printed boards.
[0011]
By installing a plurality of optical connectors As thus arranged in the direction perpendicular to the drawing direction of the movable substrate, it is possible to shorten the movable distance of the movable substrate even when installed a large number of optical connectors, increasing the device Many optical connectors can be installed without doing so. Further, by providing the movable substrate with the shielding portion, it is possible to suppress the light from the optical connector from being emitted from the shelf.
[0012]
Yes kinematic substrate is accommodated in the shelf movable along the printed circuit board. Here, “facing” is not limited to the case where the front faces each other so as to face each other, but for example, the front panel 4 and the optical connector 5 in FIG. The case where it is arranged to be oriented is also included.
[0013]
A large number of optical connectors can be installed by arranging the optical connectors on the side surface of the movable substrate as described above. In particular, when the movable substrate has the same size as the printed substrate (main substrate), more optical connectors can be installed. Also, by providing a wall portion that rises on the movable substrate so as to face the optical connector, the light from the optical connector can be blocked by the wall portion, and the light is prevented from being emitted from the shelf to the outside. Can do.
[0014]
In another aspect, the optical communication package according to the present invention includes a rotatable movable substrate that is disposed at a position adjacent to the printed circuit board, is rotatably installed with respect to the printed circuit board, and is connected to the printed circuit board via a rotation shaft. The shielding portion is provided so as to rise from the rotary movable substrate, and shields light from the optical connector from being emitted from the shelf. The optical connectors are arranged so as to be arranged in an oblique direction with respect to the shielding portion.
[0015]
As described above, a rotationally movable substrate may be provided as the movable part. At this time, it is possible to install more optical connectors by arranging the optical connectors so as to be arranged in an oblique direction with respect to the shielding portion. Further, by appropriately adjusting the installation position of the optical connector, the optical connector can be arranged in front of the package when the rotatable movable substrate is rotated and pulled out from the main body. Thereby, the optical fiber can be easily connected.
[0016]
A plurality of the rotary movable substrates may be provided. Thereby, more optical connectors can be installed. Further, for example, when inserting / removing an optical connector, only one rotatable movable substrate can be rotated to insert / remove the optical connector, and after storing one, another rotatable movable substrate can be moved to insert / remove the optical connector.
[0017]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to FIGS.
(Embodiment 1)
FIG. 1 is a perspective view showing an internal structure of an optical communication package according to Embodiment 1 of the present invention. FIG. 2 is a perspective view showing a state in which the movable substrate 2 shown in FIG.
[0018]
As shown in FIGS. 1 and 2, the optical communication package includes a shelf (not shown), a main board (printed board) 1, a movable board (movable part) 2, and an optical connector 5.
[0019]
The main board 1 is housed in a shelf and connected to a device (shelf) by a connector 9. The main board 1 has a front panel 3 on the front side.
[0020]
The movable substrate 2 is installed at a position adjacent to the main substrate 1, and has the same size as the main substrate 1 in the example shown in FIG. The movable substrate 2 is connected to the main substrate 1 via the rail 8 and is accommodated in the shelf so as to be slidable with respect to the main substrate 1.
[0021]
The movable substrate 2 also has a front panel 4. In the example shown in FIG. 1, the front panel 4 is located side by side with the front panel 3 of the main board 1 in a state where both the main board 1 and the movable board 2 are stored in the shelf, and rises to the side from the movable board 2. It is composed of a wall and has an opening for leading out the optical fiber 7.
[0022]
The front panel 4 is provided so as to face the optical connector 5 and functions as a shielding unit that blocks light from the optical connector 5 from being emitted from the shelf to the outside. Therefore, in the example shown in FIG. 1, the height of the front panel 4 protruding to the side is preferably equal to or higher than the stacked height of the optical connector 5 in the left-right direction.
[0023]
Note that the shape, height, and number of the shielding portions including the front panel 4 can be arbitrarily set as long as light from the optical connector 5 can be prevented from being emitted from the shelf to the outside. .
[0024]
A plurality of optical connectors 5 are attached to the movable substrate 2, and an optical connector 6 from the outside is connected to the optical connector 5. In the example shown in FIG. 1, the optical connectors 5 are attached in two rows to the wall portion rising from the side surface of the movable substrate 2, and a large number are arranged in the vertical direction.
[0025]
Since the movable substrate 2 is slidable in the front-rear direction as shown in FIG. 2, the optical connector 5 is arranged so as to be aligned in a direction perpendicular to the movable direction of the movable substrate 2. Thereby, many optical connectors 5 can be installed on the movable substrate 2.
[0026]
When the optical connector 6 is inserted into and removed from the optical connector 5 in the optical communication package having the above structure, first, the movable substrate 2 is pulled forward as shown in FIG. In this state, the optical connector 6 connected to the optical fiber 7 is inserted into and removed from the optical connector 5. At this time, the light emitted from the optical connector 5 is shielded by the front panel 4, and this light does not come out of the front panel 4.
[0027]
Further, by arranging the optical connectors 5 in a direction perpendicular to the sliding direction of the movable substrate 2 (for example, the up-down direction and the left-right direction in FIG. 1), a large number of optical connectors 6 can be inserted and removed even with a small slide amount. Therefore, it is possible to insert and remove many optical connectors 6 in a live line state.
(Embodiment 2)
Next, Embodiment 2 of the present invention will be described with reference to FIGS. 3 is a perspective view showing the internal structure of the optical communication package according to Embodiment 2 of the present invention, and FIG. 4 is a perspective view showing a state in which the rotatable movable substrate 10 shown in FIG. 3 is pulled out from the shelf.
[0028]
As shown in FIG. 3, in the second embodiment, the movable part is configured by a rotatable movable substrate 10. The rotationally movable substrate 10 is installed at a position adjacent to the main substrate 1 and is connected to the main substrate 1 via a rotation shaft provided at the upper end portion. The rotation substrate 10 is attached to the main substrate 1 as shown in FIG. It is turned against.
[0029]
As shown in FIGS. 3 and 4, the optical connector 5 is arranged on the side surface of the rotatable movable substrate 10 so as to be arranged in an oblique direction with respect to the front panel 4. In the example shown in FIGS. 3 and 4, the wall portion is provided in an oblique direction with respect to the front panel 4 so as to move away from the front panel 4 toward the lower end of the wall portion holding the optical connector 5. Therefore, the length of the wall portion can be made longer than in the first embodiment, and more optical connectors 5 can be installed in the movable portion.
[0030]
A shielding plate 11 is provided on the front panel 4 of the rotatable movable substrate 10. The shielding plate 11 extends so as to form a predetermined angle with the front panel 4 and is provided so as to face a part of the optical connector 5.
[0031]
In the present embodiment, the shielding plate 11 and the front panel 4 function as a shielding portion, which blocks light emitted from the optical connector 5 and prevents light from coming out of the shelf.
[0032]
Since the configuration other than the above is basically the same as that of the first embodiment, the redundant description is omitted.
[0033]
When the optical connector 6 is inserted into and removed from the optical connector 5 in the optical communication package of the present embodiment, first, as shown in FIG. 4, the rotatable movable substrate 10 is rotated and pulled forward, and in this state, the optical connector 6 Is inserted into and removed from the optical connector 5.
[0034]
At this time, the light that is emitted from the optical connector 5 can be prevented from coming out of the shelf by the rotatable movable substrate 10 and the front panel 4 as described above, and the wall portion that holds the optical connector 5 and the front panel By appropriately adjusting the angle formed with 4, the optical connector 5 can be arranged in front of the package when the rotatable movable substrate 10 is rotated and pulled out from the main body as shown in FIG. 4. Thereby, the optical fiber 7 can be easily attached and detached.
(Embodiment 3)
Next, Embodiment 3 of the present invention will be described with reference to FIGS. 5 is a perspective view showing the internal structure of the optical communication package according to Embodiment 3 of the present invention, and FIG. 6 is a perspective view showing a state in which the rotatable movable substrate 12 shown in FIG. 5 is pulled out from the shelf.
[0035]
As shown in FIGS. 5 and 6, in this embodiment, two rotary movable substrates 12 and 13 are provided. By providing the plurality of rotatable movable substrates 12 and 13 in this manner, more optical connectors 5 can be installed than in the second embodiment. Each of the rotatable movable substrates 12 and 13 is connected to the main substrate 1 via a rotation axis in the same manner as in the second embodiment, and rotates about the rotation axis with respect to the main substrate 1 as shown in FIG. Is done.
[0036]
The optical connectors 5 installed on the respective rotary movable substrates 12 and 13 are arranged so as to be arranged in an oblique direction with respect to the front panel 4 as in the case of the second embodiment.
[0037]
When the optical connector 6 is inserted into and removed from the optical connector 5 in the optical communication package of the present embodiment, first, as shown in FIG. 6, one rotary movable substrate 12 is rotated and pulled forward, and in this state the optical connector 6 The connector 6 is inserted into and removed from the optical connector 5. At this time, the optical connector 5 is aligned with the front surface of the package. After the insertion / extraction of the optical connector 6 is completed and one of the rotatable movable substrates 12 is stored in the shelf, another optically movable substrate 13 is moved to similarly insert / remove the optical connector 6.
[0038]
In the third embodiment, the case where the two rotatable movable substrates 12 and 13 are provided has been described. However, the number of the rotatable movable substrates 12 and 13 can be arbitrarily set as long as it is plural.
[0039]
Further, when the plurality of rotary movable substrates 12 and 13 are rotated and pulled out, the rotary movable substrates 12 and 13 are provided with notches for avoiding contact so that the substrates or the substrates and the optical connector do not come into contact with each other. It is preferable to devise such as shifting the installation position. Further, although not shown in FIGS. 5 and 6, the front panel 4 may be provided with the same shielding plate 11 as in the second embodiment.
[0040]
Although the embodiments of the present invention have been described above, the characteristic configurations of the embodiments may be appropriately combined. In addition, it should be considered that the embodiment disclosed this time is illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, and includes meanings equivalent to the terms of the claims and all modifications within the scope.
[0041]
【The invention's effect】
According to the optical communication package of the present invention, by mounting a plurality of optical connectors in the direction perpendicular to the pulling-out direction of the movable substrate , more optical connectors can be mounted, and the movable part can be mounted when the optical connector is inserted or removed. Therefore, the optical connector can be inserted / removed in a live line state. Further, the shielding portion can prevent light emitted when the optical connector is removed from coming out of the shelf, and can prevent light from entering the eyes or the like when the optical connector is removed.
[0042]
When the movable substrate is rotationally movable, it is possible to equip more optical connectors, and by providing a plurality of the rotationally movable substrates , it is possible to equip more optical connectors.
[Brief description of the drawings]
FIG. 1 is a configuration diagram showing a first embodiment of the present invention.
FIG. 2 is a diagram when the optical connector according to Embodiment 1 of the present invention is inserted and removed.
FIG. 3 is a block diagram showing Embodiment 2 of the present invention.
FIG. 4 is a diagram when an optical connector according to Embodiment 2 of the present invention is inserted and removed.
FIG. 5 is a block diagram showing Embodiment 3 of the present invention.
FIG. 6 is a diagram when an optical connector according to Embodiment 3 of the present invention is inserted and removed.
FIG. 7 is a block diagram showing a conventional optical communication package.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Main board (printed board), 2 Movable board, 3, 4 Front panel, 5, 6 Optical connector, 7 Optical fiber, 8 Rail, 9 Connector, 10, 12, 13 Rotating movable board, 11 Shielding board, 21 Optical communication Device, 22 Printed circuit board, 23 Optical input / output cable, 24 Optical connector connection part, 25 Optical connector holding plate, 26 Optical connector, 31, 32 Support, 33 Optical connector moving plate, 34, 35 Long hole, 37 Substrate fixing plate 38 Screws, 39 Fixing tools, 41 Screw holes.

Claims (4)

A printed circuit board connected to the shelf by a connector and housed in the shelf;
A movable substrate that is disposed at a position adjacent to the printed circuit board, is connected to the printed circuit board via a rail, and is housed in the shelf so as to be drawn out;
A plurality of optical connectors attached to a wall portion rising from a side surface of the movable substrate so as to be aligned in a direction perpendicular to a pulling direction of the movable substrate;
A shielding portion that is provided so as to rise from a side of the movable substrate and face the optical connector, and shields light from the optical connector from being emitted from the shelf;
Optical communication package with   The optical communication package according to claim 1, wherein the movable substrate is accommodated in the shelf so as to be movable along the printed circuit board. A printed circuit board connected to the shelf by a connector and housed in the shelf;
A rotationally movable substrate that is disposed at a position adjacent to the printed circuit board, is rotatably installed with respect to the printed circuit board, and is connected to the printed circuit board via a rotation shaft ,
A plurality of optical connectors attached to the wall rising from the side surface of the rotatable movable substrate;
A shielding portion that is provided so as to rise sideways from the rotary movable substrate, and that blocks light from the optical connector from being emitted from the shelf;
The optical communication package is arranged so that the optical connectors are arranged in an oblique direction with respect to the shielding portion.   The optical communication package according to claim 3, wherein a plurality of the rotatable movable substrates are provided.

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