KR200449771Y1 - Optical termination panel - Google Patents

Abstract

The present invention discloses an optical terminal box to facilitate the mounting or disassembly of the optical cable connection member. A main body having an inner accommodating space and having an input cable and an output cable introduced therein; an optical cable connecting member connecting an input cable and an output cable branched from the inside of the main body; and the optical cable connecting member with respect to a bottom surface of the main body. An inclined support protrusion protruding obliquely to be tilted to support the optical cable connecting member and a cover hinged to the main body to cover the inner receiving space of the main body, thereby installing the optical cable connecting member to the inclined support protrusion. When disassembling or disassembling, it is easy for the worker to grip by hand so that workability can be improved.

Main body, optical cable connection member, inclined support protrusion, cover

Description

Optical terminal box {OPTICAL TERMINATION PANEL}

The present invention relates to an optical terminal box, and more particularly, to improve the internal structure to facilitate the installation of the optical cable connecting member for connecting the optical cable, and to maintain the airtight state of the inside and at the same time easy to assemble the optical terminal box It is about.

In general, with the development of network communication such as the Internet, and as a transmission medium for transmitting a large amount of data such as video and voice, optical communication systems using optical fibers are widely used. There are various types of optical cables, such as loose tube type and ribbon type. Especially, loose tube type optical cable used in subscriber network premises and distribution points requiring high-capacity high-speed communication is used for galvanized stiffness or FRP. It consists of a tube-shaped inner sheath and an outer sheath coated with black polyethylene using a jelly compound and a loose tube made of thermoplastic compound.

On the other hand, in order to form an optical subscriber cable network, it is installed in the interior and exterior walls or telephone poles of an optical subscriber, there is an optical terminal box as a subscriber terminal device necessary to perform the connection and distribution function between the external optical path and the subscriber transmission module.

In the conventional optical terminal box, as shown in FIG. 1, the splitter module 100 is formed in an inner space formed by combining a main body and a cover, and the splitter module 100 is formed in the splitter module package 101 in a 1: One or two or more N-branch splitters 102 are provided, and an input side optical adapter 110 and an output side optical adapter 120 are installed at input and output sides positioned at both ends of the package key 101, respectively. Splitters are generally available in 2 to 32 branch types as needed. The optical fiber used herein may be either a single mode optical fiber or a multimode optical fiber, but a single mode optical fiber is preferable due to the characteristics of the PON. The optical adapter may be of any type generally used, and an SC, LC, ST, FC, MU type optical adapter is particularly preferable.

The input side optical adapter 110, the output side optical adapter 120, and the splitter 102 may be optically coupled by an optical connector 112 of a pigtail type or an optical connector 123 of a ribbon fanout part 103. . Such optical coupling can also be used for any known optical coupling method such as fusion splicing and flat waveguide.

The splitter module package 101 may be manufactured by applying a well-known optical device package technology to make components into an integrated package, and in particular, ultraviolet (UV) light or heat such as epoxy for fixing optical fibers, optical tods, and the like. Cured resin can be used.

The splitter module 100 manufactured in the same manner as described above is prefabricated in the factory and is used to be immediately detached from the field for!: N or m: N branching.

However, the optical terminal box of the conventional structure configured as described above is difficult to install or disassemble because the input side and output side optical adapters 110 and 120 are horizontal to the bottom surface when installed in the interior of the main body, and also the waterproof and internal parts of the tangential part There is a limit to preventing foreign matter from entering the receiving space.

The object of the present invention devised in view of the above point is to provide an optical terminal box that can be made easy to install the optical cable connecting member for connecting the optical cable can be shortened working time.

In addition, another object of the present invention is to provide an optical terminal box to improve the packing structure to improve the waterproof and sealing performance.

Optical terminal box to achieve the object of the present invention as described above is provided with an inner receiving space and the input cable and the output cable is the main body is introduced into; An optical cable connecting member for connecting an input cable and an output cable branched inside the main body; An inclined support protrusion protruding obliquely to allow the optical cable connecting member to be mounted inclined with respect to the bottom surface of the main body to support the optical cable connecting member; And a cover hinged to the main body to cover the inner receiving space of the main body.

As described above, the optical terminal box according to the present invention is fixed by tilting the optical cable connecting member so that it is easy to install the optical cable connecting member in the interior of the main body, and the connection and disassembly of the connector are easy in the state where the optical cable connecting member is installed. There is an effect of improving the sex.

In addition, the cover packing and the main body packing is provided with a leakage preventing groove in the contact portion between the main body and the cover, when the cover is covered there is an effect that the sealing function of the inner receiving space is improved.

In addition, the cover packing and the main body packing is provided with a pair of first fixing grooves and the second fixing grooves, there is an effect that the input cable and the output cable is firmly fixed and to prevent the shape of the inside of the main body to be exposed to the outside. .

In addition, since the separation prevention portion is formed in the cover packing, there is an effect of preventing the cover packing from easily separated from the cover.

Hereinafter, with reference to the accompanying drawings an optical terminal box which is a preferred embodiment of the present invention in more detail as follows.

2 is a perspective view showing an optical terminal box according to an embodiment of the present invention, Figure 3 is a perspective view showing an open state of the cover, Figure 4 is a cross-sectional view showing the internal state of the optical terminal box.

As shown, the optical terminal box according to a preferred embodiment of the present invention is coupled to the main body 10 and the main body 10 in which the inner receiving space is formed by a hinge 2 and covers the inner receiving space of the main body 10. Is made of. Bolting portions 10a and 20a are formed on the outer circumferential surfaces of the main body 10 and the cover 20 to fasten the bolt 30 to fix the engaged state.

The main body 10 has a predetermined inner receiving space, the input cable (1) is drawn through a certain portion, and then drawn out, a portion of the input cable (1) is connected to the splitter and branched, branched cable Is connected to the output cable 51 through the optical cable connecting member 50.

The optical cable connecting member 50 includes an optical connector 53 to which a branched cable is connected, an output optical connector 54 to which an output cable is connected, and an optical connector 53 and an output optical connector 54 to both sides thereof, respectively. It consists of an optical adapter 52 to be connected.

At the position where the optical cable connecting member 50 is mounted, the optical cable connecting member 50 is formed of inclined support protrusions 11 and 12 protruding obliquely so that the optical cable connecting member 50 can be mounted inclined with respect to the bottom of the inner receiving space of the main body. The inclined support protrusion may have a structure in which a plurality of inclined support protrusions having different heights are protruded in pairs, or may have a structure having one side inclined with one protrusion.

In addition, the fixing plate is fixed to the bottom surface of the main body 10 surrounding the optical cable connecting member 50 to prevent the optical cable connecting member 50 seated on the inclined support protrusions (11, 12) to be separated from the mounting position ( 21) is mounted. Both ends of the fixing plate 21 are bent and fixed to the main body 10.

On the lower side of the inner receiving space of the main body 10, a plurality of fitting protrusions 13 are provided so that the output cable 51 connected to the optical cable connecting member 50 seated on the inclined support protrusions 11 and 12 can be sandwiched and fixed therebetween. It protrudes.

The cover 20 has a flat plate mounting groove 22 recessed to a predetermined depth so that a name plate indicating the type or specification of the optical terminal box can be mounted on an outer circumferential surface thereof, and the inner surface of the cover 20 is in contact with the inner receiving space of the main body 10. On the lower side, a fitting plate 44 having fitting grooves 44b and 44a to which a portion of an input cable 1 and an output cable 51 fitted between the fitting protrusions 13 is fitted is fixed.

The cover packing 40 is made of a rubber material, and has a ring shape extending along the circumferential surface where the cover 20 and the main body 10 come into contact with each other, and the main body 10 contacts the main body 10 so as to block the inflow of foreign substances. There is provided a leakage preventing groove 40a which is recessed to a predetermined depth at the contact surface and extends along the contact surface. In addition, a plurality of first fixing grooves 42 and 41 recessed to form the input cable 1 and the output cable 51 to correspond to the outer circumferential surface shape is formed at the lower end. The cover packing 40 is formed with a separation prevention portion 43 extending to the bolt fastening portion 10a which is the portion to which the bolt 30 is fastened. The separation prevention part 43 may be formed to have a structure projecting in the outward direction so as to contact the bolt fastening part 10a protruding outward or projecting inward in contact with the bolt fastening part formed in the inward direction as shown. It may be.

The main body packing 60 is mounted on one side of the main body 10 in the lower direction of the inner receiving space. The main body packing 60 is made of a rubber material and is paired with the first fixing grooves 42 and 41 and the second recessed to have a semicircular cross section so as to support the input cable 1 and the output cable 51. Fixing grooves 62 and 61 are formed.

The optical terminal box configured as described above is projected so that the inclined support protrusions 11 and 12 are inclined so that the optical cable connecting member 50 is formed to be inclined obliquely with respect to the bottom of the main body 10. It is easy for the worker to grip by hand at the time. In addition, it is easy to combine or disassemble the output optical connector 54 in the optical adapter 52 with the optical cable connecting member 50 mounted.

Since the output cable 51 or the input cable 1 can be neatly arranged in the fitting protrusion 13 formed in the main body 10, it is possible to prevent each component from being separated from the mounting position by shaking.

In addition, a cover preventing groove 40a may be formed in the cover packing 40 to block the inflow of foreign substances in a double, and the separation prevention portion 43 is formed to open or close the cover 20 in the cover 20 The cover packing 40 can be prevented from being easily separated.

The first fixing grooves 42 and 41 formed in the cover packing 40 and the second fixing grooves 62 and 61 formed in the main body packing 60 are paired to secure the input cable 1 and the output cable 51. To be fixed. At this time, due to the material characteristics of the cover packing 40 and the main body packing 60, it is possible to prevent foreign foreign matter from flowing through the contact area between the input cable 1 and the output cable 51, and at the same time firmly fixed. It will be possible.

The present invention is not limited to the above-described specific preferred embodiments, and any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

1 is a splitter module schematically showing the inside of an optical terminal box of a conventional structure,

2 is a perspective view illustrating an optical terminal box which is a preferred embodiment of the present invention;

3 is a perspective view illustrating a state in which a cover is opened;

4 is a cross-sectional view showing an internal state of the optical terminal box.

** Description of the symbols for the main parts of the drawings **

1: Input cable

10: main body

11, 12: inclined support protrusion

20: cover

40: cover packing

50: optical cable connecting member

51: output cable

Claims (9)

delete delete A main body having an inner receiving space and having an input cable and an output cable introduced therein; An optical cable connecting member for connecting an input cable and an output cable branched inside the main body; An inclined support protrusion protruding obliquely to allow the optical cable connecting member to be mounted inclined with respect to the bottom surface of the main body to support the optical cable connecting member; A cover hinged to the main body to cover the inner receiving space of the main body; And A fixing plate to fix the mounted optical cable connecting member to the main body so as to prevent the optical cable connecting member mounted on the inclined support protrusion from being separated; Including; The main body includes a plurality of fitting protrusions protruding so that the input cable or the output cable is inserted therebetween before being drawn out of the main body; Optical terminal box characterized in that it further comprises. The optical terminal box according to claim 3, wherein the cover further includes a fitting plate having a plurality of fitting grooves recessed to correspond to an outer circumferential surface of the input cable or the output cable. The method of claim 3 or 4, wherein the cover Optical terminal box, characterized in that the cover packing is provided with a leakage preventing groove recessed to a predetermined depth along the center and extending along the contact surface to prevent foreign matter from flowing through the gap between the cover and the main body . The outer circumferential surface of the input cable and output cable according to claim 5, wherein the cover packing prevents foreign substances from flowing through the input cable and the output cable to the outside of the main body, and at the same time, supports the input cable and the output cable. Optical terminal box, characterized in that provided with a plurality of first fixing grooves recessed to correspond to the shape. According to claim 5, The cover seal has a separation preventing portion that extends to be fitted to the bolted portion to prevent the cover packing from being separated from the cover during the coupling and disassembly of the cover to the main body Optical terminal box, characterized in that provided. The optical terminal box according to claim 6, wherein the main body is equipped with a main body packing provided with a second fixing groove so as to be paired with the first fixing groove to support the input cable and the output cable. The optical terminal box according to claim 3 or 4, wherein the cover is provided with a name plate mounting groove recessed to a predetermined depth so that a name plate indicating the specification or type of the optical terminal box can be seated.

Images