KR20020071332A - An Optical fiber Surpporting plate having Sheet type for protecting - Google Patents

Abstract

PURPOSE: A sheet-type optical fiber protection-supporting plate is provided to improve the efficiency of management of an optical fiber core by dividing individually incoming optical fibers to guide the divided incoming optical fibers to an internal protection-supporting plate. CONSTITUTION: An external mainframe(100) fixes a protecting tube to prevent optical fibers from floating when the protecting tube surrounding the optical fibers is inserted through an insertion hole. A plurality of sheet-type internal protection-supporting plates(200) are built in the external mainframe(100), divides individually the optical fibers within the protecting tube to connect the divided optical fibers to a desired optical fiber. A transparent cover(300) covers an upper portion of the external mainframe(100) to protect the optical fibers from an external environment.

Description

An optical fiber Surpporting plate having Sheet type for protecting}

The present invention, in the optical fiber protective support plate inside the optical junction box that is responsible for the connection point protection and the rearranging of the optical fiber when the connection of the communication cable, when the protective tube surrounding the plurality of optical fibers are introduced through the insertion port to fix the protective tube flow A plurality of inner protective support plates of a sheet-type which are connected to an optical fiber to be separated, connected to an optical fiber to be separately separated and connected to the optical fiber in the protective body, and to store and organize the length of the optical fiber, the upper part of the external body. The present invention relates to a sheet-type optical fiber protective support plate composed of a cover made of a transparent material which covers a predetermined range to protect the optical fiber from an external environment.

Due to the limited length of the communication cable, the communication cable has to be connected to the communication cable, and the optical connection box is a device that protects the connection point from the external environment which is vulnerable to light loss.

To date, there are various types of optical splice enclosures, but the general structure is provided with an optical fiber protective support plate therein, where the constitution of the optical fiber and the connection between the two optical fibers are performed.

Such an optical fiber protective support plate is generally configured by arranging a plurality of connectors to which a plurality of optical fibers are connected to one optical fiber protective support plate, and stacking and assembling a plurality of optical fiber protective support plates.

When the optical fiber protective support plate is partially reconnected, replaced, or repaired, the optical fiber is separated from the splice holder and separated by the minimum length from the dressing unit.

At this time, there is a risk that the remaining optical fibers that do not require maintenance due to the flow of the optical fiber are broken, which causes the fiber connection to break due to entanglement and interference during the operation.

In addition, there is an inconvenience in that rearrangement of the optical fiber splicer that needs no replacement or repair for maintenance after maintenance is required to be rearranged again from the splice holder, thereby causing problems in the operation of optical communication.

The present invention has been proposed to solve the above problems, by dividing a plurality of incoming optical fibers individually to guide the inner protective support plate, and here, respectively, to perform the connection, separation, replacement and rearranging of the optical fibers separately to maintain the optical fiber It is an object of the present invention to provide a sheet-shaped optical fiber protective support plate that can selectively manage only the optical fiber core wires required for repair to improve the efficient management of the optical fiber core wires.

Another object of the present invention is to provide a sheet-shaped optical fiber protective support plate that can improve the scalability by allowing the optical fiber protective support plate to be stacked on top management when the maintenance of a large amount of optical fiber is required.

1 is a front perspective view of a sheet-shaped optical fiber protective support plate according to a specific embodiment of the present invention.

Figure 2 is a detailed exploded view of the outer body of Figure 1;

3 is an exploded view of the inner protective support plate of FIG.

The present invention, in the optical fiber protective support plate inside the optical junction box that is responsible for the connection point protection and the rearranging of the optical fiber when the connection of the communication cable, when the protective tube surrounding the plurality of optical fibers are introduced through the insertion port to fix the protective tube flow A plurality of inner protective support plates of a sheet-type which are connected to an optical fiber to be separated, connected to an optical fiber to be separately separated and connected to the optical fiber in the protective body, and to store and organize the length of the optical fiber, the upper part of the external body. It provides a sheet-shaped optical fiber protective support plate consisting of a cover made of a transparent material to cover the to a predetermined range to protect the optical fiber from the external environment.

Hereinafter, with reference to the accompanying drawings with respect to the configuration and operation of the embodiment according to the present invention.

1 is a front perspective view of a sheet-shaped optical fiber protective support plate according to a specific embodiment of the present invention.

Sheet-shaped optical fiber protective support plate 10 of the present invention has a protective tube surrounding a plurality of optical fibers through the insertion hole when the outer body 100 to prevent the flow by fixing the protective tube, the inner body 100 is embedded in the protective tube A plurality of inner protective support plates 200 having a sheet-like shape and connected to an optical fiber to be separated and connected to the optical fiber to be connected separately, and storing the length of the optical fiber, and the upper part of the outer body 100 to a predetermined range to the external environment The cover 300 is made of a transparent material to protect the optical fiber from the.

Figure 2 is an outer body of Figure 1, and Figure 3 is a detailed exploded view of the inner protective support plate of FIG.

The outer main body 100 is located at both ends of the outer main body 100 and introduces a protective tube, and has a guide on the inner top to guide the introduced protective tube to be seated inside the outer main body 100 without leaving the outside. Left and right protective tube inserts (110a, 110b), and the lower end of the protective tube inserts (110a, 110b) and a plurality of optical fibers exposed as part of the front end of the protective tube is separately divided into the internal protective support plate 200 to guide the light of the optical fiber In order to prevent loss, the left and right optical fiber guides (120a, 120b) having a predetermined curvature, and the inner protective support plate for mounting a plurality of inner protective support plate 200 is located at a predetermined interval inside the outer body 100 ( 130, a hinge portion 140 which is located at the upper end of the outer main body 100 and stacks a plurality of outer main bodies 100 as necessary during maintenance of a large amount of protective tubes, and a circle of the outer main body 100. Cows on a lake A plurality of positions at an interval of, and consists of a cover support 150 to secure the contact and a cover 300. The

The inner protective support plate 200 extracts only one optical fiber from the plurality of optical fibers introduced through the optical fiber guide 120 to wind and wind the coil at a predetermined curvature without light loss, and the left and right grooming trimming parts 210a and 210b are mounted. A plurality of dressing guides 220, which are positioned at arcs on the arcs of the arranging parts 210a and 210b at predetermined intervals and prevent the released optical fiber from being released from the dressing-up part 210a and 210b to maintain a minimum radius of curvature, and the outer body It is located at the bottom of the inner protective support plate fixing hole 230 and the rearranging parts 210a and 210b in combination with the inner protective support plate fixing unit 130 of the (100) to enable the stack of the inner protective support plate 200. The connector holder 240 for accommodating the optical fiber connector, which is a connection part of the optical fiber, is removable by the guide guide 220 and prevents the embedded optical fiber from being separated from the inner protective support plate 200 and exposed to the outside. The left and right dressing cover 250 is configured.

Looking at the operation of the sheet-like protective support plate having such a configuration through a specific embodiment as follows.

When the protective tube with six or twelve optical fibers is inserted through the protective tube insertion holes 110a and 110b, the protective tube is guided by an internal guide and placed on the inner surface of the protective tube insertion holes 110a and 110b.

The guide serves as a separation prevention barrier so that the protective tube is not separated from the outer body 100, and a part of the front end is covered to stably seat the protective tube in a state where a plurality of optical fibers are exposed to the protective tube insertion holes 110a and 110b. Do it.

A plurality of optical fibers, some of which have been exposed to the front end, are individually guided to the plurality of inner protective support plates 200 through the optical fiber guides 120a and 120b, respectively, in order to suppress light loss generated when the optical fiber is bent in the process of drawing. Forms a gentle bend with a curvature of.

The inner protective support plate 200 selectively inserts only one of the plurality of optical fibers guided by the optical fiber guides 120a and 120b to perform connection and trimming for each optical fiber.

One optical fiber introduced into the inner protective support plate 200 is wound while winding the bent gouges 210a and 210b in a predetermined curve to minimize light loss.

The circular arcs of the trimming parts 210a and 210b have a plurality of trimming guides 220 positioned at predetermined intervals to prevent the loaded optical fiber from being released from the trimming parts 210a and 210b to maintain the minimum radius of curvature.

In addition, the guide guide 220 serves to secure the guide cover 250 in parallel to prevent the built-in optical fiber is separated from the inner protective support plate 200 to be exposed to the outside.

Connect the optical fiber to the optical fiber and the fusion splicing method.

As in the conventional connection method, the connection of the optical fiber is used to connect the two optical fibers using an electric arc, and the connector generated by covering the heat shrink sleeve at the connection point is seated on the connector holder 240 to prevent the connection point from breaking.

On the other hand, since only one connector can be accommodated in one inner protective support plate 200, the inner protective support plate 200 has to be laminated with several inner protective support plates 200 in order to accommodate 12 to 24 core optical fibers.

Therefore, in the present invention, the inner protective support plate fixing unit 130 of the outer main body 100 and the inner protective support plate fixing hole 230 of the inner protective support plate 200 can be stacked to enable a plurality of optical fiber management. .

When the plurality of inner protective support plates 200 are stacked on top of each other, repeatedly stacked alternately on the plurality of inner protective support plate holders 130, the splice fixing member 240 formed at the lower end of the inner protective support plate 200 does not overlap each other. This can reduce the stacked volume.

Even if the inner protective support plate 200 is fixed to the outer main body 100, the inner protective support plate 200 is separated from the external shock such as vibration in the field, and light loss occurs due to excessive bending of the optical fiber. The cover 300 is formed on the outer body 100.

The cover 300 is fixed in contact with a plurality of cover supports 150 located at predetermined intervals on the arc of the outer body 100.

In addition, when the maintenance of a large number of protective tubes as needed, it is also possible to expand by providing a hinge portion 140 that can be laminated to a plurality of the outer body 100.

The present invention described above is not limited to the above-described embodiment and the accompanying drawings, and various substitutions, conversions, and modifications are possible within the scope without departing from the technical spirit of the present invention. It will be obvious to those who have knowledge.

As can be seen from the above description, the present invention divides a plurality of incoming optical fibers individually to guide the inner protective support plate, where each of them separately perform the connection, separation, replacement and rearranging of the optical fiber and maintenance of the optical fiber There is an advantage to improve the efficient management of fiber cores by selectively managing only the fiber cores that are needed.

In addition, the present invention can be laminated to the upper surface of the optical fiber protective support plate when the maintenance of a large amount of optical fiber, it is convenient to manage more easily.

Claims (3)

In the optical fiber protective support plate inside the optical junction box, which is responsible for protecting the connection point of the optical fiber and arranging the cable when connecting the communication cable, When the protective tube surrounding the plurality of optical fibers are introduced through the insertion hole and the outer body 100 to prevent the flow by fixing the protective tube, A plurality of inner protective support plates 200 which are embedded in the outer body 100 and are connected to an optical fiber to separate and connect the optical fibers in the protective tube, and organize and store the length of the optical fiber; By covering the upper portion of the outer body 100 to a predetermined range to protect the optical fiber from the external environment by configuring a cover 300, by limiting the maintenance only to the optical fiber that needs to be managed during the maintenance of the optical fiber A sheet-shaped optical fiber protective support plate, which aims to efficiently manage core wires. According to claim 1, wherein the outer main body 100 is located at both ends of the outer main body 100, the protective tube is introduced, and the protective tube introduced with a guide on the inner upper end without leaving the outer body (100) left and right protective tube insertion holes (110a, 110b) to guide the seating inside, Located at the lower end of the protective tube insertion holes (110a, 110b) and separately guides the plurality of the optical fibers exposed to the front end portion of the protective tube into the inner protective support plate 200 to prevent the optical loss of the predetermined optical fiber Left and right optical fiber guides (120a, 120b) having a curvature, An inner protective support plate fixing unit 130 having a predetermined interval inside the outer body 100 and stacking a plurality of the inner protective support plates 200; Located at the upper end of the outer body 100 and the hinge portion 140 for stacking a plurality of outer body 100 as necessary when the maintenance of the large number of protective tubes, A sheet-shaped optical fiber protective support plate, characterized in that it comprises a plurality of cover support 150 which is located on the circular arc of the outer body 100 at predetermined intervals and fixed in contact with the cover (300). According to claim 1, wherein the inner protective support plate 200 extracts only one optical fiber from the plurality of optical fibers introduced through the optical fiber guide 120 to wound and trim to a predetermined curvature without light loss left and right trimming unit (210a, 210b), A plurality of dressing guides 220 are disposed on the arcs of the dressing section 210a and 210b at predetermined intervals to prevent the mounted optical fiber from being released from the dressing section 210a and 210b to maintain a minimum radius of curvature. Wow, Inner protective support plate fixing hole 230 to be coupled to the inner protective support plate fixing 130 of the outer body 100 to allow the stack of the inner protective support plate 200, and A connector fixing stand 240 positioned at the lower ends of the dressing unit 210a and 210b to accommodate an optical fiber connector which is a connection part of the optical fiber; Removable by the guide guide 220 and the sheet-shaped, characterized in that provided with the left and right dressing cover 250 to prevent the sheathed optical fiber is separated from the inner protective support plate 200 and exposed to the outside Fiber optic protective backing plate.