KR102063756B1 - Square Dome Fiber Optic Closure for 5G - Google Patents

Abstract

The present invention relates to a 5G square dome optical splice closure capable of accommodating a maximum splice tray in the same cross-sectional area. To this end, the present invention provides an optical splice closure (100) which removes an unnecessary space of an existing optical splice closure, secures a space more than twice, and can be used together with the existing splice tray. The optical splice closure (100) comprises: a body unit (110) which accommodates a maximum splice tray in the same cross-sectional area, applies a square structure for securing an optical splice tray and an optical loose tube splice space, increases accommodation of a splice tray by two times compared to an outer dimension (diameter) of a circular optical splice closure, and increases a splice tray accommodation space by 1.5 times compared to a cross-sectional area of the circular optical splice closure; and a stopper unit (120) which is inserted into an inlet of the body unit (110), is formed in a square dome shape like the body unit, and has a plurality of insertion pipes (121) protruding. According to the present invention, a closure which removes an unnecessary space by applying a square dome optical splice closure, and is optimized for an optical splice tray is developed. In addition, a splice tray for a passive optical network (PON) which secures a space twice the existing splice tray is developed to be used together with the existing splice tray. Therefore, the quality and reliability of the square dome optical splice closure are dynamically improved, thereby satisfying various needs of consumers to give a good image.

Description

Square dome fiber optic enclosure for 5G {Square Dome Fiber Optic Closure for 5G}

An embodiment of the present invention relates to a 5G square dome optical splice housing that can accommodate a maximum filter board in the same cross-sectional area, more specifically to eliminate the unnecessary space by applying a square dome optical splice enclosure, It was developed an optimized enclosure, which was developed for the PON (Passive Optical Network), which secures twice the space of the existing filter board, so that it can be used with the existing filter board. It greatly improves the quality and reliability of the product, so that it can be planted with a good image by satisfying various needs (users) of consumers.

As is well known, optical cable communication lines generate connection points connecting end portions of optical cables at regular lengths, and optical cable connection enclosures are used to protect these connection points from the external environment.

The optical cable connection enclosure is mainly installed in the telephone pole to protect the connection area of the optical cable from the external environment, in particular, it should be able to protect the optical device installed inside from the rain or snow moisture.

On the other hand, the recent change in the optical cable line environment is required to increase the capacity of optical cables and increase the capacity in addition to the optical cable increased through FTTH (Fiber to the Hoem) and 4G (LTE network).

In other words, due to the increase in facilities of optical cables and optical enclosures installed in Chojo, Jeonju, Korea, it was necessary to limit the number of facilities for cable and optical enclosures for each operator due to increased fatigue and increased risk of damage to Jeonju.

And the optical splice enclosure was developed to protect the optical fiber splice point, but the fiber optic splitter RN (Remote Node) is attached to the optical splice cabinet while implementing FTTH (Fiber to the home). In order to realize the 5G era, which will be started in earnest from 2019, PON should be installed in the optical junction box to service the WDM-PON method using AWG (Arrayed Waveguide Grating) RN. It is necessary to improve the optical splice enclosure.

However, the optical splice enclosure uses the optical splicer to protect the optical fiber splice points, and the capacity of the splicing splicer is determined by stacking the splicer to distinguish the line number of the fiber core. When the rectangular optical interconnection sheets are stacked, unnecessary spaces are generated which cannot be used on the top / bottom / side.

In addition, the conventional circular optical junction box has a structural problem that can not accommodate the various types of jangjang board in the jangjang board support.

In addition, the conventional circular optical junction box also has a problem that it is not possible to additionally secure the space passing by the unit during the branching operation.

In addition, the conventional circular optical junction box has a large problem that is not provided with a technical configuration to contribute to the stable operation by preventing the optical cable is separated in advance.

In order to solve the above problems, the following prior art documents have been developed, but a large problem has not occurred that still does not solve the above problems of the prior art.

Republic of Korea Patent Publication No. 1218584 (December 28, 2012) has been registered. Republic of Korea Patent Publication No. 2004-0014644 (2004. 02. 14) has been published.

The present invention has been made in order to solve all the problems of the prior art as described above, and the first object is that the optical connection enclosure is provided with a body portion and a stopper portion, the support plate support and the cable separation prevention fixing. The second object of the present invention by the technical configuration is to eliminate the unnecessary space by applying the rectangular dome optical junction box, and to develop an enclosure optimized for the optical junction board, the third objective is to secure twice the space of the existing landing board PON (Passive Optical Network) was developed to make the mixing board for use with the existing filtering board, the fourth purpose is to apply the square structure to secure the optical connection board and optical loose tube space, The objective is to double the storage space of the circular dome optical junction box compared to the outer dimensions (diameter), and the sixth objective is to increase the storage area of the circular dome optical junction box by 1.5 times. The seventh purpose is to accommodate various types of stools in the sledge board support according to the standard, and the 8th purpose is to secure additional space for the unit to pass through during the branching operation between stools. The purpose is to prevent the departure of the optical cable from the optical splice enclosure in advance to contribute to the stable operation, and the tenth goal is to greatly improve the quality and reliability of the square dome optical splice enclosure. ) 5G square dome optical junction box to provide good image to meet the

In order to achieve the above object, the present invention eliminates unnecessary space of an existing optical splice enclosure, secures more than twice the space, and provides an optical splice enclosure that can be used in combination with an existing filter board. It provides a body portion for accommodating the jangpan, the body portion, to apply a square structure to secure the optical connection filter board and the light-tube tube space, while increasing the acceptance of the jangpan compared to the outer dimensions (diameter) of the circular optical splice enclosure A plug portion formed to increase the space of the filter plate receiving space compared to the circular optical connection box cross section by 1.5 times, fitted to the inlet of the body portion, formed in a rectangular dome shape such as a body portion, and protruding a plurality of inlet tubes; Provides a 5G square dome optical junction box characterized in that included.

As described in detail above, the present invention is provided with an optical connection enclosure having a body portion, a plug portion, a support plate support, and a cable separation prevention fixing part.

The present invention by the above technical configuration is to remove the unnecessary space by applying the square dome optical connection enclosure, and to develop an enclosure optimized for the optical connection filter board.

In addition, the present invention is to develop a pad for PON (Passive Optical Network) to secure twice the space of the old pad to be used in combination with the old pad.

In addition, the present invention is applied to the square structure to secure the optical connection filtering plate and the optical loose tube fitting space.

In another aspect, the present invention is to increase the jangjang plate receiving space twice the outer dimensions (diameter) of the circular dome optical junction box.

In addition, the present invention is to increase the space of the receiving plate to 1.5 times the cross-sectional area of the circular dome optical junction box.

In particular, the present invention is to be able to accommodate a variety of types of gyojang board according to the gyeojang plate support.

In addition, the present invention is to further secure the space that the unit passes during the branching operation.

In addition, the present invention is to prevent the departure of the optical cable in the optical connection enclosure in advance to contribute to a stable operation.

The present invention is a very useful invention that can improve the quality and reliability of the rectangular dome optical junction box due to the above-mentioned effect, so as to satisfy a variety of needs (needs) of the user as a user to plant a good image.

Hereinafter, described in detail with reference to the accompanying drawings a preferred embodiment of the present invention for achieving this effect are as follows.

Figure 1 is a conventional circular dome optical splice enclosure and the number of female plates of the invention rectangular dome optical splice enclosure
Schematic diagram showing a dragon.
Figure 2 is a perspective view showing a 5G square dome optical junction box applied to the present invention.
Figure 3 is a front view showing a 5G square dome optical junction box applied to the present invention.
Figure 4 is a side cross-sectional view showing a 5G square dome optical junction box applied to the present invention.
5 is a cable of the heat shrinkable inlet portion of the 5G rectangular dome optical junction box applied to the present invention
Section shown set state.
Figure 6 (a) (b) is a block diagram showing the female holding plate receiving portion applied to the present invention.
Figure 7 is an embodiment of an optimization of the rectangular dome optical splice enclosure of the present invention.

5G square dome optical splice enclosure that can accommodate the largest filter board in the same cross-sectional area applied to the present invention is configured as shown in Figs.

In the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

In addition, terms to be described below are terms set in consideration of functions in the present invention, which may vary depending on a producer's intention or custom, and the definitions should be made based on the contents throughout the specification.

In addition, since the size and thickness of each component shown in the drawings are arbitrarily shown for convenience of description, the present invention is not necessarily limited to those shown in the drawings.

First, the present invention is to provide an optical connection enclosure 100 to eliminate the unnecessary space of the existing optical connection enclosure, to secure the space more than twice, to be used in combination with the existing filter board.

That is, the present invention provides a body portion 110 that accommodates the largest filter board in the same cross-sectional area.

At this time, the body portion 110 is applied to the square structure to secure the optical connection board and the optical loose tube space, but double the acceptance of the filter board compared to the outer dimensions (diameter) of the circular optical splice enclosure, the circular optical splice enclosure It is formed to increase the storage space of the filter board by 1.5 times the cross-sectional area.

And the present invention is inserted into the inlet of the body portion 110, made of a rectangular dome shape, such as the body portion, 5G square dome optical connection including a plug portion 120 protruding a plurality of inlet pipe 121 Provide the enclosure.

In addition, the upper surface of the body portion 110 applied to the present invention includes at least one fastening ring 111 to connect the hanger ring (not shown in the figure) of the processing line.

In addition, the front end of the body portion 110 applied to the present invention is formed with at least one groove 112 for fixing the air valve (not shown in the figure).

In addition, the upper end of the stopper 120 applied to the present invention includes at least one connection ring 122 for connecting the wire so that the woman's board does not sag during operation.

On the other hand, the optical connection enclosure 100 applied to the present invention to reflect the design element of the rectangular dome shape as shown below,

Cross-sectional area of the circle; πR² = π (D / 2) ² = πD² / 4

Square cross section: A * B + 2 (R * A) +2 (R * B) + πR²

It provides a 5G square dome optical junction box characterized in that made.

(Reference)

In particular, the present invention is provided in the interior of the body portion 110, as shown in Figure 6 (a) (b),

It is connected to one side of the stopper 120, is provided with a support plate for supporting a plurality of connection board 135 and the ribbon sleeve board 136 (130).

In addition, the present invention is formed on the support plate 130, the through hole 131 is provided to be inclined so as to further secure the space that the unit passes during the inter-plate operation.

In another aspect, the present invention provides a 5G square dome optical junction box formed on the support plate 130, the fastening hole 132 formed in a plurality of inclined at a predetermined interval so that the height of the support plate can be installed at 1/2 intervals. do.

In addition, the inner inlet of the inlet pipe 121 applied to the present invention is provided with a cable separation prevention fixing part 150 to prevent the optical cable (1) in advance to contribute to the stable operation.

In addition, the cable separation prevention fixing part 150 applied to the present invention, the spiral coil spring 151 is fitted into the inner inlet of the inlet pipe 121, and also the optical cable 1 is fitted into the spiral coil spring 151. Provides a 5G square dome optical junction box characterized by a load.

In addition, the spiral coil spring 151 applied to the present invention has a triangular spring wedged so that the optical cable 1 can be compressed by narrowing the spring inside the inlet pipe 121 when the optical cable 1 is pulled. It provides a 5G square dome optical junction box, characterized in that assembled by fitting.

Finally, the spiral coil spring 151 applied to the present invention provides a 5G square dome optical junction box, characterized in that it is made of any one selected from stainless steel, silicon, synthetic resin and rubber.

On the other hand, the present invention may be variously modified and may take various forms in applying the above configuration.

And it is to be understood that the invention is not limited to the specific forms referred to in the foregoing description, but rather includes all modifications, equivalents and substitutions within the spirit and scope of the invention as defined by the appended claims. It should be understood that.

Referring to the operation and effect of the 5G square dome optical junction box that can accommodate the largest filter board in the same cross-sectional area of the present invention configured as described above are as follows.

First of all, the present invention eliminates unnecessary space by applying a square dome optical junction box, and has developed an enclosure optimized for an optical junction board, which is used for a PON (Passive Optical Network) that secures twice as much space as an existing junction board. He developed a jangpan so that it can be used interchangeably with existing jangpan.

To this end, Figure 1 applied to the present invention is a schematic view showing the housing of the conventional circular dome optical junction box and the invention rectangular dome optical junction box 100, by using the dead zone can double the storage of the entrance plate Will provide an effect.

In addition, Figure 2 is a perspective view showing a 5G square dome optical junction box applied to the present invention, Figure 3 is a front view showing a 5G square dome optical junction box applied to the present invention, ensuring the acceptance of the filter board compared to the conventional circular dome optical junction box can do.

And Figure 4 is a side cross-sectional view showing a 5G square dome optical junction box applied to the present invention, there are accommodated several types of jangjang inside.

5 is a cross-sectional view showing a state in which the cable is fixed to the heat shrink inlet portion of the 5G rectangular dome optical connection enclosure 100 applied to the present invention, to prevent the optical cable is separated by the cable separation prevention fixing part 150.

That is, the present invention reinforces the cable fixing part, and due to the recent increase in the multi-branch junction box such as the concentration of optical paths, the fiber core entanglement and the unit missing in the cabinet due to the detachment of the optical cable in the enclosure (for example, a car accident, a failure in the construction site, etc.) In-chamber protection associated with the system was needed.

In particular, the present invention is intended to contribute to the stable operation by preventing the optical cable is separated from the enclosure when the 5G-PON opening by the cable departure prevention fixing part 150.

That is, according to the present invention, when the outer circumferential surface of the spiral coil spring 151 is fitted into the inlet pipe 121, and the optical cable 1 is pulled in the state where the optical cable 1 is inserted into the inner circumferential surface of the spiral coil spring 151, the spiral coil As the spring 151 is narrowed into the inlet pipe 121, the optical cable 1 is tightly held, thereby providing an effect of preventing the detachment of the optical cable.

In addition, the cable separation prevention fixing part 150 applied to the present invention is an optical connection enclosure cable tension standard using the existing heat shrink tube-cable fixing (outer diameter / 45kg * 100) and the maximum tensile strength of more than 150kg, spring / screw thread for additional reinforcement The wedge fitting method of the structure is applied to tighten the tensile force in the way of tension.

At this time, the material applied to the present invention is possible, such as stainless steel, silicon, plastic, EPDM Rubber.

Therefore, the present invention can obtain an effect of increasing the tensile load of about 50kg or more when applying the standard.

On the other hand, Figure 6 (a) (b) is a block diagram showing the holding plate support portion applied to the present invention.

That is, the present invention can accommodate the female plate support board 130 for each specification.

At this time, the height of various types of stools is applicable as follows.

1) Single core 2-stage stacking: 11mm

2) Single core 1 layer: 5.5mm

3) Ribbon: 17.65mm

4) For WDM-PON: 22.5mm

Basically, the function of the optical fiber filter board is to fix the heat shrink sleeve that protects the fusion splicing part of a single optical fiber, and to secure the fiber for the future reconnection and to filter the optical fiber generated for the fusion splicing. Board height (6 ~ 12mm)

In addition, as ribbon optical fibers (4 cores, 8 cores, 12 cores) were developed, the space used in the dressing stage of ribbon optical fibers was narrowed at the height of the length of the board used in the past (6-12mm). To improve this, at least 15mm height of the filter board is required.

The present invention has to accommodate the WDM-PON to implement 5G, while the height of the conventional board used (6 ~ 12mm) WDM-PON (150 * 95.4 * 20mm) is not acceptable to improve the board height to improve this At least 22mm is required.

Therefore, in the present invention, the through hole 131 is formed in the supporting plate support 130 so as to further secure a space through which the unit passes during the branching operation between the supporting plate so as to accommodate various types of supporting plates.

And the present invention is to form a fastening hole 132 at a predetermined interval in the female support plate 130 to install the height of the female plate at 1/2 intervals, such as connection coupling plate 135 and ribbon sleeve coupling plate 136 It was made to be able to assemble and install the type of female board.

On the other hand, Figure 7 is an embodiment of the optimization of the rectangular dome optical connection enclosure 100 of the present invention.

In other words, in designing the optical fiber filter board,

For ITU-T G652.D optical fiber, the minimum radius of curvature (Radius) should be maintained at 30mm (diameter: 60mm or more), and for ITU-T G657.A / B, the minimum radius of curvature should be 15mm (diameter: 30mm or more). Must be maintained.

The optimized connection filter (A) applying the minimum radius of curvature (30mm) of the above contents,

The 24-core / 36-core / 48-core margins were optimized by expanding the square.

Therefore, the present invention can increase the space for accommodating the gutter plate relative to the outer dimensions (diameter) of the circular dome optical junction box, and can increase the area for accommodating the plate to the cross section of the circular dome optical splice enclosure 1.5 times.

As a result, the rectangular dome optical splice enclosure of the present invention has an increased capacity of at least 50% to maximum 100% compared to the conventional conventional circular dome optical splice enclosure as shown in Table 1 below.

As described above, the present invention removes unnecessary space by applying a square dome optical connection enclosure, and has developed an enclosure optimized for an optical connection board, which is used for a PON (Passive Optical Network) which secures twice the space of a conventional connecting board. It will provide the effect that can be used by mixing with the existing female version.

The technical idea of the 5G rectangular dome optical junction box of the present invention is actually capable of repeating the same result, and in particular, by implementing the present invention, it is possible to promote technology development and contribute to industrial development, so it is worth protecting.

<Explanation of symbols for main parts of the drawings>
100: optical junction box
110: body part
120: stopper
130: Moorster Support
150: cable break prevention

Claims (7)

To eliminate the unnecessary space of the existing optical splice enclosure, to secure more than twice the space, and to provide an optical splice enclosure 100 that can be used in combination with the existing filter board,
It provides a body portion 110 to accommodate the largest jangjang plate in the same cross-sectional area,
At least one fastening ring 111 to the upper surface of the body portion 110 to connect the hanger of the processing branch line; And
At least one groove 112 is formed at the front end of the body 110 to fix the air valve.
In addition, the body portion 110 is applied to the square structure to secure the optical connection board and the optical loose tube space, but double the acceptance of the filter board compared to the outer dimensions (diameter) of the circular optical splice enclosure, circular optical splice enclosure It is formed to increase the storage space of the filter board by 1.5 times the cross-sectional area,
Inserted to the inlet of the body portion 110, made of a rectangular dome shape, such as the body portion, a plurality of inlet pipes 121 protruding cap portion 120; includes, but not including the stopper portion 120 of At the top includes at least one connection ring 122 for connecting the wire so that the working board does not sag when working,
In addition, provided on the inside of the body portion 110, is connected to one side of the stopper 120, the support board for supporting a plurality of connection boards 135 and ribbon sleeve board 136; Is formed in the support plate 130, the through hole 131 formed to be inclined so as to further secure the space that the unit passes during the inter-plate opening operation; Is formed on the support plate 130, fastening holes 132 formed in a plurality of inclined at a predetermined interval so that the height of the support plate can be installed at 1/2 intervals; includes;
An inner inlet of the inlet pipe 121 is a cable separation prevention fixing part 150 to prevent the optical cable 1 is separated in advance to contribute to the stable operation;
The cable separation prevention fixing part 150 is a spiral coil spring 151 is fitted to the inner inlet of the inlet pipe 121, 5G, characterized in that the optical cable 1 is fitted inside the spiral coil spring 151. Square dome optical junction box.
delete delete delete delete The method according to claim 1,
The spiral coil spring 151,
When the optical cable 1 is pulled, the 5G square dome optical connection is characterized in that the triangular spring is assembled in a wedge-fitting manner so that the spring is narrowed and compressed in the inlet pipe 121 so that the optical cable 1 cannot be pulled out. Enclosure.
The method according to claim 6,
The spiral coil spring 151,
5G rectangular dome optical junction box, characterized in that made of any one selected from stainless steel, silicone, synthetic resin and rubber.

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