KR20120044858A - The fiber optic middle-span branch closure and install method of the same - Google Patents

Abstract

PURPOSE: A middle-span connecting closure for optical cables and a method for installing the middle-span connecting closure for the optical cables are provided to connect optical fiber of noble optical cables with optical fiber of spare optical fiber groups. CONSTITUTION: A middle-span connecting closure for optical cables includes a body(100), sealing gaskets(140a, 140b), a cover(200), and a remaining length unit(300). Cable introducing parts are formed in the body, and a cable guiding unit is formed on the base of the body to protect the first optical fiber group of optical cables. The sealing gaskets surround the optical cable or noble optical cables and prevent the introduction of foreign materials by being arranged at the cable introducing parts. The cover is combined with one side of the body based on a hinge unit(230). The remaining length unit is in connection with the second optical fiber group of the optical cable and the optical fiber of the noble optical cables by being arranged at the external side of the cable guiding unit.

Description

The fiber optic middle-span branch closure and install method of the same}

The present invention relates to an intermediate connection enclosure of an optical cable, and more particularly, does not modify an optical fiber group operating inside an optical cable, and connects the optical fiber of a new optical cable to an idle optical fiber group to stop service to an existing service subscriber. The present invention relates to an optical cable intermediate junction box that can provide a service to a new service subscriber without using the service.

In general, an optical cable is installed in a service area by connecting an end portion of the optical cable with an optical cable junction box.

In addition, the main optical cable and the branch optical cable is connected in the above-described optical cable connection enclosure to provide a service to the service subscriber using the branched optical cable and the branched optical cable.

This will be described in more detail with reference to FIG. 1.

1 is an exemplary diagram for explaining an example of installing an optical cable in a conventional new subscriber.

As shown in FIG. 1, a barbed wire 10 is installed, and the above-mentioned barbed wire 10 is installed in a form in which an optical cable 20 is suspended, and an optical cable connection enclosure 30 is disposed at an end of the optical cable 20. .

The optical fiber of one optical cable 20 and the other optical cable 20 on the opposite side is connected to the inside of the optical cable connection box 30, and the existing service optical cable 32 is installed to provide services to the existing service subscribers 34. Will be provided.

In addition, in order to service the new service subscriber 40, the new optical cable 42 is connected to the optical cable connection enclosure 30 described above, and the new optical cable 42 is installed up to the position where the new service subscriber 40 is located. .

However, the conventional optical cable connection enclosure 30 as described above is pointed out the following problems.

In general, the length of the optical cable 20 is 1km ~ 2km is installed very long, and the optical cable connection enclosure 30 is disposed at the end of such an optical cable 20, so to provide a service when the optical fiber in the optical cable connection enclosure 30 Should be connected.

In addition, the optical cable 20 is typically arranged by dividing several groups of optical fibers into several groups, a specific optical fiber group may actually be in service, and another specific optical fiber group is preliminarily arranged.

On the other hand, when providing a service to the new service subscriber 40, the new optical cable 42 is installed in the optical cable connection enclosure 30 to connect and connect the optical fiber.

However, when the new service subscriber is located in the middle of the optical cable 20, the new optical cable 42 must be installed from the optical cable connection enclosure 30 to the position of the new service subscriber 40, in particular from the optical cable connection enclosure 30. Because the distance to the new service subscriber 40 is far, there is a problem in that a new construction of the new optical cable 42 requires a lot of construction cost and a lot of labor.

On the other hand, it may be proposed to cut the middle of the already installed optical cable 20, and to install the optical cable junction box 30 in the cut portion, in this case, the effective optical fiber providing a service is also cut and the optical cable junction box Since there is a problem in that the service of the existing service subscriber 34 is suspended until the completion of the construction of 30, the conventional optical cable connection enclosure 30 has a problem that can not be additionally installed in the optical cable 20 already installed.

The present invention has been made to solve the above problems, the installation of the optical cable intermediate junction box at the location of the shortest distance from the new service subscriber in the already installed optical cable, and service the new service subscriber using the idle fiber in the optical cable intermediate junction box It is an object of the present invention to provide an intermediate junction box for providing an optical cable.

To this end, according to the first aspect of the present invention, the optical cable intermediate junction box according to the present invention, the first and second cable inlet is formed to the optical cable and the new optical cable is inserted and fixed, respectively, the base of the first optical fiber of the optical cable A body in which a cable guide unit for protecting the group is disposed; First and second sealing gaskets disposed on the first and second cable inlets to surround the optical cable or the new optical cable and prevent foreign substances from flowing from the outside; A cover coupled to a hinge unit at one side of the body to open and close at the body; And a dressing unit spaced apart from the base inside the body and disposed outside the cable guide unit, wherein the optical fiber of the second optical fiber group of the optical cable and the optical fiber of the newly formed optical cable are connected to each other.

In addition, the cable guide unit may be detachable from the body.

In addition, the cable guide unit may be provided in plurality and arranged in a line.

In addition, the cable guide unit may be provided in a plurality of different sizes to correspond to the diameter of the optical cable to be fixed.

In addition, the first and second sealing gasket may have a slit formed at one side of the cable hole and be opened by the slit to open the cable hole to the side.

In addition, the body has a packing groove is formed on the side of the side in contact with the cover, the first and second sealing gasket is formed with a sealing packing groove on one side, the packing groove and the sealing packing groove is provided with packing It may be.

The cover may be a ridge formed at a position corresponding to the packing groove to compress the packing.

The apparatus may further include a cable entry guide installed at one side of the first and second cable entry portions to bundle the optical cable or the newly established optical cable with a band unit.

In addition, the dressing unit may be a non-circular shaft is formed, the boss of the polygonal hole in which the shaft is accommodated on one side of the body may be formed.

In addition, the dressing unit, the handle is formed on one side so that the drawer unit can be easily withdrawn in the state accommodated in the body; may be further formed.

In addition, the dressing unit, the first stacking unit is further formed on one side, the body is formed in a position corresponding to the first stacking unit and the binding unit is coupled to the first stacking unit; It may be formed.

In addition, the dressing unit, the second laminated binding unit for fixing the other dressing unit; may be further formed.

The apparatus may further include first and second cable piles disposed at the positions where the optical cables are installed in the body to block the inflow of foreign substances into the body.

In addition, the first and second cable dummy may be an optical cable including an optical fiber.

According to a second aspect of the present invention, a method for installing an optical cable intermediate junction box according to the present invention includes: a connection enclosure installation step of installing an optical cable intermediate junction box in the middle of the optical cable so that the optical cable passes through the optical cable intermediate junction box; An optical cable arrangement step of removing a part of the coating of the optical cable positioned inside the optical cable intermediate junction box and placing the first optical fiber group in operation on the base, and placing the second optical fiber group in operation in the dressing unit; A new optical cable arrangement step of disposing a new optical cable on one side of the optical cable intermediate connection enclosure; And an optical cable connecting step of connecting the second optical fiber group and the new optical cable in the dressing unit.

In addition, the connecting box installation step may further include removing the first cable dummy provided in the optical cable intermediate connecting enclosure and installing the optical cable intermediate connecting enclosure by placing the optical cable in place of the first cable dummy. have.

The optical cable connecting step may further include connecting the optical fiber and the new optical cable by extending the first optical fiber of the first cable dummy provided in the optical cable intermediate connection enclosure to the first optical fiber group or the second optical fiber group. It may include.

According to the optical cable intermediate junction box of the present invention, it is possible to construct the optical cable intermediate junction box in the middle of the already installed optical cable, thereby constructing the new optical cable at the shortest distance between the already installed optical cable and the new service subscriber, thereby reducing the construction cost and labor of the new optical cable. There is a saving effect.

In addition, according to the optical cable intermediate junction box of the present invention, the operation of the optical fiber group is not modified, and by connecting the optical fiber of the new optical cable to the optical fiber of the idle optical fiber group, it is possible to establish a new service without stopping the existing service. It can be effective.

1 is a diagram illustrating an example of installing an optical cable in a conventional new subscriber.
Figure 2 is an exemplary view for explaining the case of installing the optical cable to a new subscriber using the optical cable intermediate junction box according to an embodiment of the present invention.
3 to 5 are diagrams for explaining an optical cable intermediate connection enclosure according to an embodiment of the present invention.
3 is a view showing a state in which the optical cable intermediate junction box is closed,
4 is a view showing a state in which the cover is opened in the optical cable intermediate junction box,
5 is a view showing a state in which the lifting unit is lifted from the optical cable intermediate junction box.
6 is an exploded view for explaining the configuration of the lead portion of the optical cable in the intermediate connection enclosure of the optical cable according to an embodiment of the present invention.
7 is a view for explaining the configuration of the body and the female unit in the optical cable intermediate junction box according to an embodiment of the present invention.
8 is a cross-sectional view of a cover open state for explaining an optical cable intermediate junction box according to an embodiment of the present invention.
9 is a view for explaining the arrangement of the optical cable and the connection of the optical cable in the optical cable intermediate junction box according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. The configuration of the present invention and the operation and effect thereof will be clearly understood through the following detailed description.

Prior to the detailed description of the present invention, the same components are denoted by the same reference numerals as much as possible even if displayed on different drawings, and the known components will be omitted if it is determined that the gist of the present invention may obscure the gist of the present invention. do.

2 is an exemplary view for explaining a case of installing a new optical cable 42 to a new subscriber using the optical cable intermediate junction box 50 according to an embodiment of the present invention.

Referring to FIG. 2, the jaw wire 10 and the optical cable 20 are completed, and an optical cable connection enclosure 30 is disposed at an end of the optical cable 20.

The interior of the optical cable connection enclosure 30 is provided with a female unit is connected to the optical fiber of one of the optical cable 20 and the optical fiber of the other optical cable 20, and provides a service to the existing service subscriber 34 To connect the optical fiber of the existing service optical cable 32 to be connected.

Subsequently, when a new service subscriber 40 is generated, the shortest distance between the geographical location of the new service subscriber 40 and the completed optical cable 20 is found, and the distance from the existing optical cable connection enclosure 30 is very small. If not far, it will be possible to provide services to new service subscribers by branching the optical cable from the existing optical cable connection box 30.

However, if the location of the shortest distance between the new service subscriber 40 and the optical cable 20 is far from the existing optical cable connection enclosure 30 and an environment where a high cost and labor is required for the new construction of the optical cable, according to an embodiment of the present invention The optical cable intermediate junction box 50 is installed in the middle of the existing optical cable 20, and the optical cable is branched from the optical cable intermediate junction box 50 to provide a service to the new subscriber 40 by using the new optical cable 42. do.

Therefore, the optical cable intermediate junction box 50 according to an embodiment of the present invention is installed at the shortest distance between the new subscriber 40 and the optical cable 20, and the new optical cable 42 is installed at the optical cable intermediate junction box 50. By doing so, it is possible to reduce the cost and labor required to construct the new optical cable 42.

Hereinafter, an optical cable intermediate junction box 50 according to an embodiment of the present invention will be described with reference to FIGS. 3 to 5.

3 to 5 are views for explaining the optical cable intermediate junction box 50 according to an embodiment of the present invention, Figure 3 is a view showing a state in which the optical cable intermediate junction box 50 is closed, Figure 4 5 is a view illustrating a state in which the cover 200 is opened in the optical cable intermediate junction box 50, and FIG. 5 is a view showing a state in which the dressing unit 300 is lifted from the optical cable intermediate junction box 50.

Referring to FIG. 3, one side of the body 100 is provided with a barbed wire connecting part 110, and the barbed wire connecting part 110 may be used when fixing to the barbed wire 10 using a connection unit.

In addition, the cover 200 is provided in front of the body 100, the first and second cable dummy 400, 500 is disposed on both sides of the body 100.

Referring to FIG. 4, the cover 200 may be assembled by the body 100 and the hinge unit 230 to be opened and closed forward, and an air valve 220 may be provided at one side.

The hinge unit 230 described above uses a known technique and a detailed description thereof will be omitted.

In addition, the body 100 has a packing groove 112 formed at a corner of the side in which the above-mentioned cover 200 abuts, the above-described packing groove 112 is provided with an airtight member such as a packing, the cover described above A ridge 210 is formed at a position corresponding to the packing groove 112 described above, and the ridge 210 compresses the airtight member described above when the cover 200 is closed to the body 100. To more effectively block the ingress of moisture or foreign matter from the body.

4 and 5, the dressing unit 300 is disposed inside the body 100, and the dressing unit 300 may be accommodated in the body 100 as illustrated in FIG. 4. As shown in 5, it may climb.

More specifically, as shown in FIG. 4, the state in which the female unit 300 is accommodated in the body 100 may be a situation before the construction of the optical cable 20 or the new optical cable 42 is completed or before construction. And, as shown in Figure 5, it may be a situation when the construction or inspection of the optical cable 20 or the new optical cable 42 in the state that the cabinet unit 300 is lifted from the body 100.

The first and second cable piles 400 and 500 described above are places where the optical cable 20 or the new optical cable 42 is to be installed, and when the optical cable 20 or the new optical cable 42 is not installed, the first and second cable piles 400 and 500 are provided. By maintaining the state provided with the two cable dummy (400) (500) to prevent the inflow of foreign matter into the interior of the optical cable intermediate junction box (50).

Thereafter, the first and second cable piles 400 and 500 are removed when the optical cable 20 or the new optical cable 42 is installed, and the optical cable 20 or the new optical cable 42 is disposed at the removed portion. .

Meanwhile, the technical configurations in which the above-described first and second cable piles 400 and 500 or the optical cable 20 and the new optical cable 42 are installed in the optical cable intermediate junction box 50 are the same / similar, and the optical cable intermediate connection Since the configuration of the left and right sides of the housing 50 is the same, duplicated descriptions are omitted, but will be readily understood by those skilled in the art.

On the other hand, the above-mentioned first and second cable piles 400 and 500 may be provided as optical cables in which optical fibers are embedded, whereby the first cable pile 400 or second as described above when the optical cable is mid-branched. The cable dummy 500 may be used to connect both optical fibers.

In particular, the length of the cut portion may be short when the optical cable in operation is cut, but in this case, the length of the optical fiber to be constructed may be extended by using the above-mentioned first and second cable piles 400 and 500. As the length of the optical fiber is extended, the optical fiber connection work can be afforded.

Hereinafter, a technical configuration in which the above-described first and second cable piles 400 and 500 or the optical cable 20 and the new optical cable 42 are installed in the optical cable intermediate junction box 50 will be described with reference to FIG. 6. do.

6 is an exploded view for explaining the configuration of the inlet portion of the optical cable 20 in the optical cable intermediate junction box 50 according to an embodiment of the present invention.

Body 100 is formed in a box shape, the first and second cable entry portion (120a, 120b) of the shape is formed on one side, the bracket mounting portion 130 and the cable clamp installation on one side of the base 114 The part 132 and the guide unit mounting part 134 are formed.

The first and second cable inlets 120a and 120b may be formed concave in the shape of an U letter, and the first and second bracket fixing parts 122a and 122b may have a female screw shape on one side. Can be formed.

The first and second sealing gaskets 140a and 140b are inserted into the first and second cable entry portions 120a and 120b, respectively.

The above-mentioned first and second sealing gaskets 140a and 140b have a tapered cable hole 142, a slit 144 is formed at one side of the cable hole 142, and a cable hole 142. The first and second cable piles 400 and 500 or the optical cable 20 and the new optical cable 42 are disposed.

The slit 144 described above allows the cable hole 142 to be opened from the side, and when the first and second sealing gaskets 140a and 140b are installed in the middle portion of the optical cable 20 already installed, the slit ( The optical cable 20 can be easily inserted into the space secured by 144 to provide convenience of construction.

In addition, the first and second sealing gaskets 140a and 140 described above are formed with a sealing packing groove 146 in harmony with the packing groove 112 formed in the body 100, thereby forming the body 100. When the packing is placed in the packing, the packing can be lifted and voids can be exerted and the packing function can be exerted.

The cable entry guides 170a and 170b may be further installed on the first and second bracket fixing portions 122a and 122b, and the cable entry guides 170a and 170b may be an optical cable 20 or a new optical cable. The band unit 172 may be bundled to thereby prevent the optical cable 20 or the new optical cable 42 from being damaged even if the optical cable 20 or the new optical cable 42 is shaken by an external force such as wind. You can do it.

The bracket mounting unit 130 described above is provided with a bracket 150, the bracket 150 is formed with first and second binding portions 152a and 152b, and the first and second binding portions 152a ( As shown in FIG. 9, another band unit 154 may be bound to 152b, and the band unit 154 binds the optical cable 20 or the new optical cable 42.

The cable clamp installation unit 132 described above is provided with a cable clamp 160, the cable clamp 160 is fixed to the body 100, the optical cable 20 or the new optical cable 42 in a state that the outer cover is peeled off.

When the cable guide unit 180 is installed in the guide unit installation unit 134 described above, and the cable guide unit 180 arranges the first optical fiber group 22 operating in the optical cable 20 in the body 100. In operation, this prevents the flow of the first optical fiber group 22.

In addition, the above-described cable guide unit 180 may be formed in the L-shape or U-shape of the alphabet, thereby, as shown in Figure 8, the cable guide unit 180 is in operation of the first optical fiber group 22 Since it surrounds the outer portion, the interference with the female unit 300 is prevented so that deformation or damage of the first optical fiber group 22 is prevented.

Meanwhile, as described above, the first optical fiber group 22 in operation is not cut, and the first optical fiber in operation is disposed on the base 114 of the body 100 without the outer covering of the optical cable 20 being peeled off. The service being done by group 22 is not suspended.

In addition, the above-mentioned cable guide unit 180 may be arranged in plural, and the larger the number, the more stable the first optical fiber group 22 in operation may be.

In addition, the above-described cable guide unit 180 may be provided in a plurality of different sizes to correspond to the diameter of the optical cable to be fixed, so that even if the thickness of the optical cable varies, the cable guide unit 180 of the size suitable for the diameter of the optical cable Can be fixed stably.

On the other hand, the cable guide unit 180 described above is detachable from the guide unit installation unit 134 described above, and can be mounted or removed by re-inserting the cable guide unit 180 at the will of the operator. When the optical cable 20 or the new optical cable 42 is maintained, the cable guide unit 180 may be removed to newly install the optical cable.

The configuration of the above-described dressing unit 300 will be described with reference to FIG. 7.

Accompanying drawings Figure 7 is a view for explaining the configuration of the body 100 and the dressing unit 300 in the optical cable intermediate junction box 50 according to an embodiment of the present invention.

As shown in FIG. 7, a shaft 310 is formed at one side, and the aforementioned shaft 310 is formed in a non-circular shape, and more specifically, is formed in a polygonal shape.

In addition, the boss 136 for accommodating the shaft 310 is formed on one side of the body 100 described above, and the boss 136 is formed with a polygonal hole 136a.

Therefore, when the above-described rotating unit 300 is rotated, the above-mentioned shaft 310 is subjected to resistance when the interference is rotated in the above-described boss 136, and thus, if the external unit does not apply artificial force to the mounting unit 300, 300 does not flow on its own and remains stopped.

That is, the construction of the optical cable 20 or the new optical cable 42 can be performed in a state in which the mounting unit 300 is lifted up, so that interference between the optical fiber or the optical cable and the mounting unit 300 can be avoided, thereby increasing the convenience of the work. Will be.

On the other hand, the dressing unit 300 may be provided with a handle 320 on one side, thereby lifting the dressing unit 300 in a state in which the dressing unit 300 is accommodated in the body 100, as shown in FIG. When the handle 320 is raised to protrude outward, the handle 320 can be lifted up, thereby increasing the convenience of the worker's work.

On the other hand, the first laminated binding unit 350 may be formed on the bottom side of the above-described dressing unit 300, as shown in Figure 5, the body 100, the first laminated binding unit ( The dressing unit 190 may be formed at a position corresponding to the 350, and thus the dressing unit 300 may be more firmly fixed in the state in which the dressing unit 300 is accommodated in the body 100.

On the other hand, the second laminated binding unit 360 may be formed on the upper side of the above-described dressing unit 300, thereby additionally installing another dressing unit to add another dressing unit added to the dressing unit 300. It can be fixed, and can be used to expand the port of the optical fiber.

In other words, by expanding the ports of the optical fiber it is possible to provide services to more new subscribers.

In addition, in the above-described woman body unit 300, the woman body part and the optical fiber connection part are alternately arranged, and more specifically, the first, second, third, fourth, and fifth woman body parts 331, 332, 333, 334 ) 335 are spaced apart from each other, and the first, second, third, and fourth optical fiber connection portions 341, 342, 343, and 344 are disposed between the female parts.

Some of the above-described plurality of female parts and the plurality of optical fiber connecting parts may be used, but the other part may be provided as a spare for future service extension.

Hereinafter, a connection connection of an optical cable and an optical fiber will be described with reference to FIGS. 8 and 9.

8 is a cross-sectional view of an open state of a cover 200 for explaining an optical cable intermediate junction box 50 according to an embodiment of the present invention, and FIG. 9 is an optical cable intermediate connection according to an embodiment of the present invention. It is a figure for demonstrating arrangement | positioning of the optical cable 20 in the enclosure 50, and connection of an optical cable.

As shown in FIGS. 8 and 9, when the outer sheath of the optical cable 20 is removed, there is an optical fiber group therein, and one group is in operation with the first optical fiber group 22 in operation, and the other group is in operation. There is an optical fiber group 24.

As described above, the first optical fiber group 22 in operation is protected by the cable guide unit 180 as shown in FIGS. 8 and 9, and is disposed linearly inside the body 100 to provide the optical cable intermediate junction box 50. It is disposed in the form of penetrating, and does not interfere with the female unit 300.

The above-mentioned second optical fiber group 24 in operation is cut in the middle so that the second optical fiber group 24 can be divided into the twenty-first optical fiber group 24a and the twenty-second optical fiber group 24b.

The above-described one of the twenty-first optical fiber group 24a may be disposed in a state in which a part of the twenty-first optical fiber group 24a is wound around the first treading unit 331 of the filtering unit 300, and the optical fiber of the twenty-first optical fiber group 24a is the first optical fiber. It is connected to the connection part 341.

Similarly, the other twenty-second optical fiber group 24b may be disposed in a state in which a portion of the twenty-second optical fiber group 24b is wound around the fifth trimmer 335 of the female unit 300, and the optical fiber of the twenty-second optical fiber group 24b is a fourth optical fiber. The connection part 344 is connected.

Meanwhile, the optical fibers that will not be used immediately in the twenty-first optical fiber group 24a and the twenty-second optical fiber group 24b may be connected again using a spare optical fiber.

In addition, a portion of the new cable 42 may be fixed to the bracket 150 and the cable clamp 160, and a portion of the new cable 42 may be disposed in a state of being wound around the second and fourth female portions 332 and 334. The optical fiber of 42 is connected to the twenty-first optical fiber group 24a or the twenty-second optical fiber group 24b at the first to fourth optical fiber connection portions 341 to 344.

As described above, the optical fiber intermediate junction box 50 according to an embodiment of the present invention can provide services to new subscribers by connecting and connecting the optical fiber of the new optical cable to the optical fiber in operation without cutting or damaging the optical fiber in operation. Will be.

In particular, the optical fiber intermediate junction box 50 according to the embodiment of the present invention can be installed at any position of the optical cable 20 that has already been installed, and is located at the position of the shortest distance between the new subscriber and the optical cable 20. Since the optical fiber intermediate junction box 50 can be installed, the construction distance of the new optical cable 42 can be minimized, thereby reducing the construction cost and labor on the new optical cable.

In addition, as described above, the existing service subscriber who is provided with the service using the first optical fiber group 22 of the existing optical cable 20 is not interrupted by not cutting the operating optical fiber.

On the other hand, the optical cable intermediate junction box 50 according to an embodiment of the present invention can extend the cabinet unit 300 therein, and in order to add another new optical cable 42, the cable entry portion and the sealing gasket It can be formed by extension, the size of the cable hole of the sealing gasket may be provided in various sizes depending on the size of the outer diameter of the optical cable.

On the other hand, the optical fiber of the optical fiber in operation can be selected and branched in the intermediate junction box 50 without interrupting the service of the optical fiber in operation.

Therefore, the embodiments disclosed in the specification of the present invention are not intended to limit the present invention. The scope of the present invention should be construed according to the following claims, and all the techniques within the scope of equivalents should be construed as being included in the scope of the present invention.

The optical cable intermediate junction box according to the present invention can be used in the field of connecting and connecting the optical cable and another optical cable, and more specifically, to the optical fiber group in operation without modifying / damaging the optical fiber group operating inside the optical cable. By connecting and connecting the optical fiber of the new optical cable can be used to provide services to new service subscribers without stopping service to existing service subscribers.

10: bare wire 20: optical cable
22, 24, 24a, 24b: first, second, 21st, 22nd optical fiber group
30: optical cable connection box 32: existing service optical cable
34: existing service subscriber 40: new service subscriber
42: new optical cable 50: optical cable intermediate junction box
100: body
110: coarse connector 112: packing groove
120a, 120b: first and second cable entries
122a, 122b: first and second bracket fixing portions
130: bracket mounting portion 132: cable clamp mounting portion
134: guide unit mounting portion 136: boss
136a: polygonal hole
140a, 140b: first and second sealing gaskets
142: cable hole 144: slit
146: sealing packing groove 150: bracket
152a, 152b: first and second binding portions 160: cable clamp
170a, 170b: cable entry guides 154, 172: band unit
180: cable guide unit 200: cover
210: ridge 230: hinge unit
300: dressing unit
310: shaft 320: handle
331, 332, 333, 334, 335: first, second, third, fourth, fifth woman
341, 342, 343, and 344: first, second, third and fourth optical fiber connections
350, 360: first and second stacked unit
400, 500: first and second cable piles

Claims (17)

First and second cable entry portions 120a and 120b, respectively, through which the optical cable 20 and the new optical cable 42 are inserted and fixed, are formed, and the first optical fiber group 22 of the optical cable 20 is formed on the base 114. A body 100 to which the cable guide unit 180 to protect the panel 100 is disposed;
First and second sealing gaskets 140a disposed on the first and second cable inlets 120a and 120b to surround the optical cable 20 or the new optical cable 42 and to prevent foreign substances from being introduced from the outside. 140b);
A cover 200 coupled to one side of the body 100 by a hinge unit 230 and opened and closed by the body 100; And
The optical fiber of the second optical fiber group 24 and the newly formed optical cable 42 of the second optical fiber group 24 of the optical cable 20 is disposed outside the cable guide unit 180 spaced apart from the base 114 inside the body 100. A dressing unit 300 to which an optical fiber is connected;
Intermediate junction box, including an optical cable.
The method of claim 1,
The cable guide unit 180 is an optical cable intermediate connection enclosure, characterized in that detachable from the body (100).
The method according to claim 1 or 2,
The cable guide unit 180 is provided with a plurality of optical cable intermediate connection housing, characterized in that arranged in a row.
The method according to claim 1 or 2,
The cable guide unit 180 is provided in the middle of the optical cable connection box, characterized in that provided in a plurality of different sizes to correspond to the diameter of the optical cable to be fixed.
The method of claim 1,
The first and second sealing gaskets (140a, 140b),
Slit (144) is formed on one side of the cable hole (142) is opened by the slit (144), the cable cable intermediate connector, characterized in that the cable hole (142) is opened laterally.
The method of claim 1,
The body 100 is a packing groove 112 is formed on the side of the side in contact with the cover 200,
The first and second sealing gaskets 140a and 140b have sealing packing grooves 146 formed on one side thereof.
The packing grooves are connected to the packing grooves (112) and the sealing packing grooves (146).
The method of claim 6,
The cover 200 is an optical cable intermediate connection enclosure, characterized in that the ridge 210 is formed in a position corresponding to the packing groove 112 to compress the packing.
The method of claim 1,
Cable entry guides 170a and 170b which are installed at one side of the first and second cable entry portions 120a and 120b so that the optical cable 20 or the new optical cable 42 is bundled by the band unit 172. ;
Intermediate junction box further comprising a optical cable.
The method of claim 1,
The dressing unit 300 is a non-round shaped shaft 310 is formed,
The intermediate connection enclosure of the optical cable, characterized in that the boss (136) of the polygonal hole (136a) in which the shaft 310 is accommodated is formed on one side of the body (100).
The method of claim 1,
The dressing unit 300,
A handle 320 which is formed at one side to be easily withdrawn in a state in which the dressing unit 300 is accommodated in the body 100;
Intermediate junction box, characterized in that the optical cable is further formed.
The method of claim 1,
The dressing unit 300, the first laminated binding unit 350 is further formed on one side,
The body 100 is formed at a position corresponding to the first laminated binding unit 350, the binding binding unit 190 is coupled to the first laminated binding unit 350; optical cable, characterized in that further formed Intermediate junction box.
12. The method of claim 11,
The dressing unit 300,
And a second laminated binding unit (360) for fixing the other dressing unit. The method of claim 1,
First and second cable piles 400 and 500 disposed in the body 100 to be installed in the place where the optical cable 20 is to be installed to block the inflow of foreign matter into the body 100; Fiber optic intermediate junction box.
The method of claim 13,
The first and second cable piles 400 and 500 are optical cable intermediate connecting enclosures, characterized in that the optical cable including an optical fiber.
A connection enclosure installation step of installing an optical cable intermediate connection enclosure 50 in the middle of the optical cable 20 so that the optical cable 20 penetrates the optical cable intermediate connection enclosure 50;
The first optical fiber group 22 in operation by peeling a part of the coating of the optical cable 20 located inside the optical cable intermediate junction box 50 is disposed on the base 114 and the second optical fiber group 24 in operation. An optical cable arranging step of arranging at the dressing unit 300;
A new optical cable arrangement step of disposing a new optical cable 42 on one side of the optical cable intermediate connector 50; And
An optical cable connecting step of connecting the second optical fiber group 24 and the new optical cable 42 in the dressing unit 300;
Installation method of the optical cable intermediate junction box comprising a.
16. The method of claim 15,
The junction box installation step,
Removing the first cable pile 400 provided in the optical cable intermediate connection enclosure 50 and placing the optical cable 20 in the place where the first cable pile 400 was located to connect the optical cable intermediate connector 50 The installation method of the optical cable intermediate junction box further comprising the installation.
16. The method of claim 15,
The optical cable connection step,
The optical fiber of the first cable pile 400 provided in the optical cable intermediate connection enclosure 50 is extended to the first optical fiber group 22 or the second optical fiber group 24 to extend the optical cable 20 and the new fiber. And connecting the optical cable (42).

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