JP2010266726A - Adapter storage module - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an adapter storage module for facilitating the connection work for connecting modules other than a module at the uppermost stage with an adapter and dispensing with securement of a rotation space of the module inside a case body. <P>SOLUTION: The first adapter storage module includes a connection section storage part 11 for storing a connection member or a branching member of optical fiber core wire, an adapter storage part 3 for storing an adapter 5, and a surplus length part storage part 12 for storing a surplus length part of the optical fiber core wire. The adapter storage part 3 is provided on one side of a module body 1, and a stepwise stacking engaging part 20 for stacking the module bodies 1 at steps by shifting them so as to arrange the adapter storage part 3 in a stepwise manner is provided on a sidewall of the module body 1. The second adapter storage module includes a stepwise stacking engaging part 20 for stacking the module bodies at steps by letting them direct the opposite side one another. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an adapter storage module installed inside an optical connection box for connecting optical fibers.

  The optical connection box is a box for connecting and branching optical fibers, and flat storage cases called modules and trays, for example, shown in Patent Document 1 are stacked in multiple stages. Inside the module, there are a sleeve that is a connecting member of the optical fiber core and a connecting portion storage portion that stores a splitter that is a branching member of the optical fiber core, and the optical fiber core connected to these sleeve and splitter. A surplus length storage portion for storing the surplus length of the line is provided. Furthermore, a structure in which a connector and an adapter for connecting an optical cord are accommodated in each module is also known.

  However, if the adapter storage modules with the adapters stored in each module are stacked, when connecting the connector to the adapter of a module other than the uppermost module, the storage module must be opened after removing the upper module. In other words, there was a problem that workability was poor.

  In order to avoid this problem, a structure is also known in which each module can be rotated in the horizontal direction and only the target module can be rotated and pulled out. However, in this case, it is necessary to secure a rotation space of the module inside the optical connection box, and there is a problem that the size of the casing increases.

JP 2004-20707 A

  Therefore, the object of the present invention is to solve the above-mentioned conventional problems, easily connect the connector to the adapter of the module other than the uppermost stage, and it is not necessary to secure the rotation space of the module inside the housing. An adapter storage module is provided.

  1st invention made | formed in order to solve said subject, The connection location accommodating part which accommodates the connection member or branch member of an optical fiber core wire like Claim 1, The adapter accommodating part which accommodates an adapter, In an adapter storage module having an extra fiber length optical fiber storage section, an adapter storage section is provided on one side of the module main body, and the module main body is shifted so that the adapter storage section is stepped. The present invention is characterized in that a stacking engagement portion for stacking is provided.

  As in claim 2, it is preferable that the stacking engagement portion can stack the module main bodies so that the adapter storage portions overlap in the vertical direction. In this case, as in claim 3, the stacking engagement portion is composed of two protrusions and three protrusions provided on the upper and lower sides of the side wall of the module body. By changing the engagement position of the protrusion, it is possible to select a stepped stacking or a vertical stacking. According to a fourth aspect of the present invention, a hinge portion is provided at the lower end portion of the side wall of the module body, the hinge portion for vertical stacking is provided above the hinge portion at the upper end portion of the side wall, and the vertical stacking hinge portion is provided. Preferably, a step stacking hinge portion is provided on the side opposite to the adapter housing portion, and a step stack engaging portion is provided on each of the left and right side walls of the module body as in claim 5. Can be opened from either side. Further, as in claim 6 of the second invention, the connection location storage portion for storing the connection member or the branching member of the optical fiber core, the adapter storage portion for storing the adapter, and the extra length storage portion of the optical fiber core The adapter housing module is provided with an adapter housing portion on one side of the module body, and the module body is provided with a stacking engagement portion for stacking the module bodies so that the adapter housing portions face each other. It is characterized by that.

  The adapter storage module according to claim 1 of the first invention is provided with an adapter storage portion on one side of the module main body, and the module main body is shifted and stacked so that the adapter storage portion has a stepped shape on the module main body. Since the engagement portion is provided, the adapter stored in the adapter storage portion of the module other than the uppermost module can also be viewed from above. For this reason, it is possible to easily perform the connector connection work to the adapter of the module other than the uppermost stage, and it is not necessary to secure the rotation space of the module inside the housing.

  If the module main body can be stacked so that the adapter housing portion overlaps the adapter storage portion in the vertical direction as in claim 2, the step mounting and the vertical mounting of the module as required And can be stacked. Further, as in claim 3, by changing the engagement position of the two protrusions with respect to the three protrusions, it is possible to select either a stepped stacking or a vertical stacking. In the mounted state, the projections can be used together, the structure of the stacking engagement portion can be simplified, and reliable engagement can be performed in any of the staircase stacking and the vertical stacking. . According to a fourth aspect of the present invention, a hinge portion is provided at the lower end portion of the side wall of the module body, the hinge portion for vertical stacking is provided above the hinge portion at the upper end portion of the side wall, and the vertical stacking hinge portion is provided. If it is assumed that a stair stacking hinge portion is provided on the opposite side of the adapter housing portion, the step mounting and vertical mounting of the modules can be selected and stacked as required. Further, in the case where the stacking engagement portions are provided on the left and right side walls of the module main body as in claim 5, the module main body can be opened from either the left or right.

  According to a sixth aspect of the present invention, the adapter storage module is provided with an adapter storage portion on one side of the module main body, and the module main bodies are stacked on the module main body so that the adapter storage portions face each other. Since the stacking engagement portion is provided, the adapter stored in the adapter storage portion of the module other than the uppermost stage can also be visually recognized from above. For this reason, it is possible to easily perform the connector connection work to the adapter of the module other than the uppermost stage, and it is not necessary to secure the rotation space of the module inside the housing.

It is a perspective view showing an embodiment of the 1st invention. It is a disassembled perspective view. It is explanatory drawing of a stage product engaging part. It is explanatory drawing of a stage product engaging part. It is a perspective view which shows a vertical stacked state. It is a side view which shows a vertical stacked state. It is a perspective view which shows a step-like stacked state. It is a side view which shows a step-like stacked state. It is a perspective view which shows the vertical stacked state of other embodiment. It is a perspective view which shows the step-like stacked state of other embodiment. It is a perspective view which shows the state which stacked the module main body which is 2nd invention in the mutually opposite direction. It is a perspective view which shows the state accommodated in the vertical case. It is a perspective view which shows the state locked.

Embodiments of the present invention will be described below.
As shown in FIGS. 1 and 2, the adapter storage module of the present invention includes a shallow box-shaped module main body 1 and a cover 2 that covers the upper surface thereof. On one side of the module main body 1, an adapter storage portion 3 is provided. In this embodiment, the adapter storage portion 3 is composed of vertical walls 4 having a constant pitch, and can be fitted and supported so that the adapter 5 is dropped. A vertical groove 6 is formed in the central portion of the vertical wall 4, and the adapter 5 does not move even when a force in the longitudinal direction is applied by fitting the protrusion 7 of the adapter 5. Further, the height of the adapter 5 and the height of the vertical wall 4 are aligned so that the adapter 5 does not rattle up and down when pressed by the cover 2. Connectors 8 and 9 are inserted on both sides of the adapter 5. An optical cord is connected to the outer connector 8, and an optical fiber core wire is connected to the inner connector 9.

  The interior of the module body 1 is divided into two vertically by a partition plate 10. The upper space of the partition plate 10 becomes a connection location storage portion 11, and the lower space becomes an extra length storage portion 12. The extra length storage portion 12 which is a lower space stores the extra length of the optical fiber core wire connected to the inner connector 11. However, when the extra length is short, the optical fiber core wire may simply be passed.

  A disk-shaped protrusion 13 and a large number of plate-shaped protrusions 14 for winding the extra length of the optical fiber core wire are formed in the connection location storage portion 11 that is the upper space of the partition plate 10. In addition, an appropriate number of through holes for passing the optical fiber core wires from the lower space to the upper space are formed on the back side of the partition plate 10, and the end portions of the optical fiber core wires are formed in the upper space from these through holes. It is pulled out to a certain connection location storage part 11.

  At both end portions of the partition plate 10, there are provided connection location housings 16 for housing sleeves that are optical fiber core wire connection members and splitters that are optical fiber core wire branching members. With respect to the optical fiber core wire drawn from the lower surplus length storage portion 12 to the upper side through the through hole, the connection location storage portion 16 is connected or branched using a connection member or a branch member. The primary wiring is drawn out from the optical code storage grooves 17 on both the left and right sides of the module body 1.

  As described above, the adapter storage module of the present invention includes the connection location storage portion 11, the adapter storage portion 3 for storing the adapter, and the extra length storage portion 12 for the optical fiber core wire. Connecting and branching fibers are the same as in the past. However, the adapter storage module of the first invention is provided with a special stacking engagement portion 20 in the module body 1 so that the adapter storage portions 3 can be stacked in a stepped shape. Details will be described below.

  As shown in FIGS. 1 and 2, two protrusions 21 project outward from the upper end of the side wall of the module body 1, and three protrusions 22 protrude from the lower end of the side wall of the module body 1. Projecting outward. These are respectively provided before and after the left and right side walls of the module body 1, but all have the same structure.

  FIG. 3 is an enlarged plan view of the stacking engagement portion 20, and a hinge shaft 23 is integrally formed between the two protrusions 21, 21 at the upper end portion. Also, the three protrusions 22 at the lower end are all curved downward so that they can be fitted from above the hinge shaft 23. Therefore, if the module main bodies 1 are stacked and the protrusion 22 at the lower end of the upper module main body 1 is fitted into the hinge shaft 23 at the upper end of the lower module main body 1, the protrusion 21 of the stack engaging portion 20 is provided. And the hinge shaft 23 are provided on the front and rear sides of the left and right side walls of the module main body 1, respectively, so that the module main body 1 can be opened on either the left or right side, and wiring work for the lower module can be performed without removing the upper module. It can be carried out.

  As shown in FIG. 3, the center protrusion Y of the three protrusions 22 is wide, and the dimension A from the outside of the protrusions X and Z at both ends to the outside of the center protrusion Y is two. The length B of the hinge shaft 23 between the protrusions 21 and 21 is substantially equal. The upper and lower protrusions 21 and 22 on the side wall of the same module body 1 are arranged as shown in FIG. Therefore, when the plurality of module main bodies 1 are stacked in the vertical direction as shown in FIGS. 5 and 6, the hinge shaft 23 is fitted between the central protrusion Y and the rear protrusion Z. When the module main bodies 1 are stacked in this way, the adapter storage portions 3 of the module main bodies 1 overlap in the vertical direction.

  Further, as shown in FIG. 4, the upper module body 1 is shifted rearward so that the hinge shaft 23 fits between the central protrusion Y and the front protrusion X (3 at the lower end of the upper module body 1). When the individual protrusions 22 are shifted rearward from the state shown in FIG. 3, each module body 1 is stacked stepwise as shown in FIGS. Naturally, in this state, the adapter housing portion 3 of each module body 1 is also stepped, and the adapters 5 of the modules other than the uppermost stage can be seen from above. For this reason, connector connection work to the adapter 5 of the module other than the uppermost stage can be easily performed.

  9 and 10 are perspective views showing other embodiments. FIG. 9 shows a vertically stacked state, and FIG. 10 shows a stepped stacked state. In this embodiment, the stacking engagement portion 20 is provided separately for vertical stacking and staircase stacking. Specifically, a semicircular arc-shaped hinge tube 41 is provided at the lower end portion of the side wall of the module body 1, and a vertical stacking hinge shaft 42 is disposed above the hinge tube 41 at the upper end portion of the side wall. A step stacking hinge shaft 42 is provided adjacent to the step stacking hinge shaft portion on the side opposite to the adapter storage portion 3. In such a case, since the hinge tube 42 can be reduced in size, it is advantageous in terms of the mold.

  Next, FIG. 11 is used to show the second invention, in which the module main bodies 1 are stacked in opposite directions so that the adapter storage portions 3 positioned on the upper and lower sides are opposite to each other. When the module main body 1 is provided with the four stage product engaging portions 20 as in the first invention shown in FIGS. 9 and 10, the stage product engaging portion 20 provided on the side wall of the module main body 1 is provided. The hinge tube 41 and the hinge shaft 42 are provided at symmetrical positions on the left and right sides, and the hinge tube 41 at the lower end portion of the side wall is arranged such that the adapter housing portion 3 is opposite to the lower module body 1 and the upper module body 1. When stacked, the left and right side walls are interchanged, and the adapter housing portion side and the opposite side are interchanged, and are fitted into the vertical stacking hinge shaft or the stacking hinge shaft. In such a thing, since an adapter accommodating part is located in the other side, a connector connection operation | work can be performed easily. In the above, the module main bodies 1 are vertically stacked opposite to each other. However, the module main bodies 1 may be crank-shaped stacked so that the adapter housing portions protrude from each other. Further, the hinge shaft and the hinge pipe which are the hinge portions may be changed respectively.

  As described above, according to the first invention, modules can be stacked stepwise, and according to the second invention, modules can be stacked in directions opposite to each other. The connector connection work can be easily performed, and it is not necessary to secure the rotation space of the module inside the housing. For this reason, it can be stored compactly in a small case. FIG. 12 shows a state in which two modules are housed inside the vertical case 30, and FIG. 13 shows a state in which the surface of the vertical case 30 is covered with a lid 31 and locked with a lock 32. Of course, the module may be installed horizontally.

DESCRIPTION OF SYMBOLS 1 Module main body 2 Cover 3 Adapter accommodating part 4 Vertical wall 5 Adapter 6 Longitudinal groove 7 Protrusion 8 Connector 9 Connector 10 Partition plate 11 Connection location accommodating part 12 Extra length accommodating part 13 Disc-shaped protrusion 14 Plate-like protrusion 16 Connection location accommodating body 17 Optical Code Storage Groove 20 Stage Engagement Section 21 Projection 22 Projection 23 Hinge Shaft 30 Vertical Case 31 Lid 32 Lock

Claims (6)

  An adapter housing module comprising a connection location housing portion for housing a connecting member or a branching member of an optical fiber core, an adapter housing portion for housing an adapter, and an extra length housing portion for an optical fiber core wire. An adapter storage module, wherein an adapter storage section is provided on the side, and a stacking engagement section for shifting and stacking the module body so that the adapter storage section has a staircase shape is provided on the module body.   2. The adapter storage module according to claim 1, wherein the stacking engagement portion is capable of stacking the module main body so that the adapter storage portions overlap in the vertical direction.   The stacking engagement portion is composed of two protrusions and three protrusions provided on the upper and lower sides of the side wall of the module body, and the stepped shape is changed by changing the engagement position of the three protrusions with respect to the two protrusions. The adapter storage module according to claim 2, wherein the stacking and the vertical stacking can be selected.   A hinge portion is provided at a lower end portion of the side wall of the module body, a hinge portion for vertical stacking is provided above the hinge portion at an upper end portion of the side wall, and an adapter storage portion is adjacent to the vertical stacking hinge portion. 3. The adapter storage module according to claim 2, wherein a stair stacking hinge is provided on the opposite side.   The adapter storage module according to claim 2, wherein the stacking engagement portion is provided on each of the left and right side walls of the module body.   An adapter housing module comprising a connection location housing portion for housing a connecting member or a branching member of an optical fiber core, an adapter housing portion for housing an adapter, and an extra length housing portion for an optical fiber core wire. An adapter storage module comprising: an adapter storage portion provided on the side; and a module stacking portion for stacking the module main body so that the adapter storage portions are opposite to each other.

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