KR20180089211A - Optical and electrical hybrid cable assembly - Google Patents

Abstract

An embodiment of the present invention provides an optical-electrical hybrid cable assembly for connecting a base station to a remote radio head (RRH) comprising: an optical-electrical hybrid feeder cable composed of a plurality of optical fibers and a plurality of power conductors for transmitting optical signals and electric signals concurrently; a breakout enclosure grouping light and power within the optical-electric hybrid feeder cable into at least one electric-optical hybrid type and performing a breakout operation; a plurality of optical-electrical hybrid breakout cables broken out from the breakout enclosure. Another embodiment of the present invention provides the optical-electrical hybrid cable assembly more including an optical-electrical hybrid jumper cable structure having an optical-electrical hybrid connector coupled to the connector of the optical-electrical hybrid breakout cable and a signal breakout block breaking out each of the optical signals and the power signals. According to the present invention, the optical-electrical hybrid cable assembly configured in an open enclosure type easily recognizes internal degradation generated during a work, and performs a real-time compensation operation to reduce work degradation to be generated afterwards. In addition, the present invention forms one optical-electric hybrid cable to be able to efficiently and stably transmit the optical signals and the electrical signals concurrently. In addition, the present invention couples the connectors for connecting each cable in a push-pull coupling mechanism, to enable a worker to perform stable coupling and decoupling operations.

Description

[0001] Optical and electrical hybrid cable assembly [

The present invention relates to a photoelectric composite cable assembly, for example, a photoelectric composite cable assembly including a branching enclosure capable of simultaneously transmitting and effectively branching an optical signal and an electrical signal.

As the industry grows, the amount of information needed for subscribers increases exponentially, and the FTTH (Fiber To The Home) era has come, in which optical fiber cables reach the interior of the building to dramatically increase the amount of information transmitted.

In general, a hybrid cable for transmitting and receiving a specific signal such as a radio signal with a high frequency is connected to an apparatus or a part such as a switching center apparatus, a base station apparatus or a remote radio apparatus (RRH). Further, The surge in mobile data traffic has led to the introduction of faster than expected 4G, and telecom operators are improving their structure to enable effective network deployment and operational cost savings.

As the number of antennas disposed in a base station increases according to the recent communication scheme, the number of remote radio heads (RRHs) or the number of connected equipment is increasing.

In the case of a cable apparatus having an enclosure structure connected to a single conventional cable, a manufacturer manually removes the composite cable to disconnect the cable and disconnects each optical unit or power line unit cable from the power line of the jumper cable in the enclosure And a connection operation for connecting the unit to the optical unit is additionally performed. Particularly, in the case of the apparatus configured as an integral type closed enclosure type during the above operation, the manufacturer can not accurately check the connection relation of the internal structure at the time of operation and can not quickly detect the internal failure, Defects or the like are found.

Further, when each optical unit or power line unit is connected in a separated form, there is a problem that the number of connectors increases, thereby causing a loss of parts cost and power due to an increase in the length of the cable and an increase in installation cost.

The photoelectric hybrid cable assembly according to the present invention is configured as an open enclosure type so that internal defects occurring during a work can be easily checked and supplemented in real time to reduce work defects occurring later.

The photoelectric hybrid cable assembly according to the present invention is configured as one photoelectric composite cable and is intended to efficiently and stably transmit an optical signal and an electric signal simultaneously.

The photoelectric composite cable assembly according to the present invention is configured to configure a simple photoelectric composite cable connector so that ordinary workers can easily work, thereby reducing labor costs and saving time.

A photoelectric hybrid cable assembly for connection between a base station and a remote radio equipment (RRH) according to an embodiment of the present invention includes a plurality of optical fibers for simultaneously transmitting an optical signal and an electric signal, A photoelectric composite feeder cable composed of a plurality of optical fibers; A breakout enclosure for grouping and branching the light and power in the photoelectric composite feeder cable into at least one photoelectric composite form; And a plurality of opto-integrated branching cables branched from the branching enclosure.

A photoelectric hybrid cable assembly for connecting a base station and a remote radio equipment (RRH) according to an embodiment of the present invention includes a plurality of optical fibers for simultaneously transmitting an optical signal and an electric signal and a plurality of power conductors A photoelectric composite feeder cable composed of a plurality of optical fibers; A breakout enclosure for grouping and branching light and power in the photoelectric composite feeder cable into at least one photoelectric composite form; A plurality of photo-integrated branch cables branched out in the branching enclosure; And a jumper cable structure including a signal branching block, one end of which is coupled to the photoelectric hybrid connector of the optoelectronic compound branching cable and the other end is connected to the remote radio device (RRH).

A photoelectric hybrid cable assembly for connecting a base station and a remote radio equipment (RRH) according to an embodiment of the present invention includes a pair of semi-incision brackets coupled to each other to provide an internal space, ; And a photoelectric composite feeder cable supplied from the base station to enter the opening of the housing; And a photoelectric hybrid branch cable in which the photoelectric composite feeder cable is branched and drawn out in the internal space.

The photoelectric hybrid cable assembly according to an embodiment of the present invention can be configured as an open enclosure type so that internal defects occurring during a work can be easily checked and supplemented in real time to reduce work defects occurring later.

In the photoelectric hybrid cable assembly according to an embodiment of the present invention, the coupling structure of the connectors for connecting the cables is constituted by a push-pull mechanism, and it is possible to easily and stably provide the coupling and detachment to the operator .

The photoelectric hybrid cable assembly according to the present invention can efficiently and stably transmit an optical signal and an electric signal simultaneously with the construction of one photoelectric composite cable.

1A is a perspective view illustrating a connection relationship between a photoelectric hybrid cable assembly 100 and a peripheral device according to various embodiments of the present invention.
Figure 1b illustrates a connection of a photoelectric composite cable assembly 100 with an expanded region S of Figure 1 a and a photoelectric composite jumper cable structure 30 including a signal splitting block 31 according to various embodiments of the present invention. Fig.
2A is an exploded perspective view of a photoelectric hybrid cable assembly 200, in accordance with various embodiments of the present invention.
FIG. 2B is an exploded perspective view of the photoelectric hybrid cable assembly 200 viewed from a direction different from FIG. 2A.
Figures 3a and 3b are perspective views of the photoelectric hybrid cable assembly 300, in accordance with various embodiments of the present invention.
4 is an exploded perspective view of an enlarged internal structure of a photoelectric hybrid cable assembly 300 showing a photoelectric composite cable seated in the branch enclosure 330, according to various embodiments of the present invention.
5A is a perspective view illustrating a connection relationship between a photoelectric composite feeder cable 410 and a photoelectric hybrid branch cable 420 in a branch enclosure 430 according to various embodiments of the present invention.
FIG. 5B is a perspective view of the connection relationship of FIG. 5A taken in another direction. FIG.
6 is a perspective view showing the connection relationship between the connector structure 520a of one end of the photoelectric hybrid branch cable 520 and the connector structure 31a of the photoelectric composite jumper cable 32 according to various embodiments of the present invention.

Hereinafter, various embodiments of the present document will be described with reference to the accompanying drawings. It should be understood, however, that this invention is not intended to be limited to the particular embodiments described herein but includes various modifications, equivalents, and / or alternatives of the embodiments of this document . In connection with the description of the drawings, like reference numerals may be used for similar components.

In this document, the expressions "having," " having, "" comprising," or &Quot;, and does not exclude the presence of additional features.

In this document, the expressions "A or B," "at least one of A or / and B," or "one or more of A and / or B," etc. may include all possible combinations of the listed items . For example, "A or B," "at least one of A and B," or "at least one of A or B" includes (1) at least one A, (2) Or (3) at least one A and at least one B all together.

As used herein, the terms "first," "second," "first," or "second," and the like may denote various components, regardless of their order and / or importance, But is used to distinguish it from other components and does not limit the components. For example, the first user equipment and the second user equipment may represent different user equipment, regardless of order or importance. For example, without departing from the scope of the rights described in this document, the first component can be named as the second component, and similarly the second component can also be named as the first component.

(Or functionally or communicatively) coupled with / to "another component (eg, a second component), or a component (eg, a second component) Quot; connected to ", it is to be understood that any such element may be directly connected to the other element or may be connected through another element (e.g., a third element). On the other hand, when it is mentioned that a component (e.g., a first component) is "directly connected" or "directly connected" to another component (e.g., a second component) It can be understood that there is no other component (e.g., a third component) between other components.

As used herein, the phrase " configured to " (or set) to be "configured according to circumstances may include, for example, having the capacity to, To be designed to, "" adapted to, "" made to, "or" capable of ". The term " configured to (or set up) "may not necessarily mean" specifically designed to "in hardware. Instead, in some situations, the expression "configured to" may mean that the device can "do " with other devices or components. For example, a processor configured (or configured) to perform the phrases "A, B, and C" may be implemented by executing one or more software programs stored in a memory device or a dedicated processor (e.g., an embedded processor) , And a generic-purpose processor (e.g., a CPU or an application processor) capable of performing the corresponding operations.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the other embodiments. The singular expressions may include plural expressions unless the context clearly dictates otherwise. Terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art. The general predefined terms used in this document may be interpreted in the same or similar sense as the contextual meanings of the related art and, unless expressly defined in this document, include ideally or excessively formal meanings . In some cases, even the terms defined in this document can not be construed as excluding the embodiments of this document.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a photoelectric composite cable assembly apparatus for distributing and extending a photoelectric composite cable according to an embodiment will be described with reference to the accompanying drawings. In this document, the term worker may refer to a person who installs or manufactures an electronic device or a device that installs an electronic device (e.g., an artificial intelligence electronic device).

1A is a perspective view illustrating a connection relationship between a photoelectric hybrid cable assembly 100 and a peripheral device according to various embodiments of the present invention. 1B illustrates a connection relationship between a photoelectric composite cable assembly 100 in which one region S of FIG. 1A is enlarged and a signal branching block 31 of the photoelectric composite jumper cable structure 30, according to various embodiments of the present invention. Fig.

1A and 1B, the photoelectric hybrid cable assembly 100 includes a base station 10 (e.g., a digital unit) and a remote radio head (RRH) 20 And may be an antenna device for optical communication and / or power communication.

According to various embodiments of the present invention, the photoelectric hybrid cable assembly 100 includes an optical and electrical hybrid feeder cable 110 connected to the base station 10, a remote radio equipment (RRH) 20 An optical and electrical hybrid breakout cable 120 connected to the photoelectric composite feeder cable 110 and a distribution enclosure 120 for branching the photoelectric composite feeder cable 110 to a plurality of photo- (130).

The photoelectric composite feeder cable 110 supplied to the branch enclosure 130 according to various embodiments may include a plurality of power line units and a plurality of optical units.

 The photoelectric composite feeder cable 110 provided by the remote radio equipment 20, for example, a remote radio head (RRH) or a remote radio antenna (RRA), includes a plurality of distributed photoelectric composite breakout cables 120 A branching enclosure 130, which is easy to connect and replace, may be required.

According to various embodiments, the branch enclosure 130 may include a space including an optical branch box for grouping and branching light and power in the photoelectric composite feeder cable 110 into at least one photoelectric composite form, And the like can be mounted and configured.

The photoelectric hybrid branch cable 120 branched from the branch enclosure 130 to a plurality of cables may include a plurality of power line units and a plurality of optical units. The optoelectronic composite jumper cable structure 30 including at least one signal branching block 31 may be disposed between the optoelectronic compound branch cable 120 and the RRH remote radio device RRH according to various embodiments . The photoelectric composite jumper cable structure 30 includes a photoelectric composite jumper cable 32 extending from the photoelectric composite branch cable 120 through a connector or the like and at least one signal branch block 31 for branching optical and power signals, . ≪ / RTI > The photoelectric composite jumper cable structure 30 may include a number corresponding to the number of the photoelectric hybrid branch cables 120 branched from the branch enclosure 130 to a plurality of cables. For example, each of the plurality of photoelectric composite jumper cables 32 may be separately connected to the plurality of photoelectric composite branch cables 120.

According to various embodiments, the at least one signal branching block 31 is configured such that each of the optoelectronic composite jumper cables 32 is distributed into the remote radio equipment (RRH) 20 as optical and power cables, respectively And can perform the provided role. The connection between the photoelectric composite jumper cable 32 and the photoelectric hybrid branch cable 120 may be a connector structure composed of a photoelectric hybrid type connector or the like, and the details thereof will be described later.

According to various embodiments, the optoelectronic composite feeder cable 110 includes an optical fiber cable 111 for transmitting an optical signal to a central region of the cable, and an electric signal is transmitted to a peripheral region of the optical fiber cable 111 The power cable 112 may be disposed. As another example, the photoelectric hybrid branch cable 120 may include an optical fiber cable 121 including a plurality of optical fibers in the cable, and a pair of power cables 122 disposed in a part of an outer circumferential surface of the optical fiber cable 121 .

According to an example, the optical fiber cables 111 and 121 may include a center tension member, a plurality of tubes 111a and 121a, and tube binders 111b and 121b. The center tension member may be disposed at the center of the optical fiber cable 111 to provide a tensile force of the optical fiber cable 111. A plurality of tubes 111a disposed around the center tensile member may have a hollow cylinder shape and a plurality of optical transmission media may be mounted in the hollow.

According to an example, any type of optical transmission medium that is a transmission medium for optical signals may be mounted in the plurality of tubes 111a and 121a. The optical transmission medium may include, for example, a conventional optical fiber including only a core and a clad, or a resin layer on the outside thereof, a tight buffer optical fiber, a ribbon optical fiber, and the like. The plurality of tubes 111a and 121a are disposed around the center tension member, and the arrangement thereof may be arranged in a straight line method, a spiral method, an S-Z method, or the like.

According to an example, the power cables 112 and 122 are formed on the periphery or one side of the optical fiber cables 111 and 121, and the plurality of power cables 112 and 122 may be arranged in a straight line method, a spiral method, an SZ method, . For example, the plurality of power cables 112 of the photoelectric composite feeder cable 110 may be wound around the outer circumference of the optical fiber cable so as to surround the optical fiber cable 111.

According to an example, the plurality of power cables 112 and 122 may include a plurality of conducting wires that become a transmission medium or a ground wire of an electric signal, and a plurality of conductors, which are directly connected to the outer circumference of the conducting wires, And may include laminated coatings. Conventional copper wires can be used as the conductors. The cover may be extruded directly on the outer periphery of the conductors, and the cover may be made of a plastic material, for example, PE, polyolefin, ethylene vinylacetate copolymer (EVA), PVC, poly Polyvinyl chloride, and the like.

Hereinafter, a specific configuration of the branch enclosure 130 will be described.

2A is an exploded perspective view of a photoelectric hybrid cable assembly 200, in accordance with various embodiments of the present invention. 2B is an exploded cross-sectional view of the photoelectric hybrid cable assembly 200 viewed from a direction different from that of FIG. 2A.

2A and 2B, the photoelectric hybrid cable assembly 200 includes a photoelectric composite feeder cable 210 for simultaneously transmitting an optical signal and an electric signal, A breakout enclosure 230 for grouping and branching into a plurality of complex shapes and the photoelectric hybrid branch cable 220 branched from the branch enclosure 230 and connected to a remote radio equipment RRH have. The photoelectric hybrid cable assembly 200 shown in FIGS. 2A and 2B may be partly or wholly identical to the photoelectric hybrid cable assembly 100 of FIG.

According to various embodiments, the breakout enclosure 230 may include a tubular housing, wherein the photoelectric composite feeder cable 210 is drawn in one end and the introduced photoelectric composite feeder cable (210) may be branched and taken out by the plurality of photo-integrated branch cables (220) at the other end.

According to various embodiments, the branch enclosure 230 includes a housing 231, a gasket 232 disposed within the housing 231, an optical branch box 235, support members 233 and 236, and a sealing member 234, And the like.

The housing 231 may have a plurality of discrete brackets 231a and 231b. The housing 231 may be, for example, a tubular or tubular structure with both open ends.

The housing 231 may be manufactured in a separate form of the first bracket 231a and the second bracket 231b and then coupled to the first bracket 231a and the second bracket 231b Lt; / RTI > The first bracket 231a and the second bracket 231b may be formed of any one material selected from the group consisting of a polymer (PC), a polyethylene terephthalate (PA), a polyphenylene sulfide (PPS), and a polyphthalamide (PPA). The first bracket 231a and the second bracket 231b may be manufactured by zinc die casting or aluminum die casting, and may be manufactured by processing metal. For example, the outer circumferential surfaces of the first bracket 231a and the second bracket 231b may be coated with a material resistant to high salt water. For example, the outer circumferential surface can protect the electronic parts disposed therein by the application or plating with a material which can withstand corrosion or the like against high salt water from the external environment.

According to various embodiments, the housing 231 may be coupled with and extend from the photoelectric composite cables 210 and 220 around the open end portions of the tubular structure. For example, one end of the housing 231 may include a first opening 231c through which the photoelectric composite feeder cable 210 is inserted. The peripheral surface of the first opening 231c may be formed with a seating surface corresponding to the outer peripheral surface shape of the photoelectric composite feeder cable 210 so that the photoelectric composite feeder cable 210 can be seated and engaged. As another example, the periphery of the first opening 231c may be formed with a seating surface corresponding to an outer circumferential surface shape in which the photoelectric composite feeder cable 210 and the sealing member 234 are coupled.

According to various embodiments, the other end of the housing 231 may include a second opening 231d through which the split photoelectric-compound branching cable 220 is drawn. A peripheral surface of the second opening 231d may have a seating surface corresponding to an outer peripheral surface shape of the second support member 236 to which the photoelectric-compound branching cable 220 is coupled.

According to various embodiments, the seating surface formed at the periphery of the first opening 231c and the second opening 231d may be a combination of the first bracket 231a and the second bracket 231b. For example, the first bracket 231a and the second bracket 231b may have a semicircular seating surface, and circular openings may be formed by engagement of the brackets 231a and 231b. According to an embodiment of the present invention, the openings 231c and 231d and the periphery of the opening are formed in a circular shape, but the present invention is not limited thereto. The photoelectric composite feeder cable 210 and / 220, and the like.

According to various embodiments, the housing 231 is of an open enclosure type comprising the first bracket 231a and the second bracket 231b, the engagement areas of which correspond to each other, You can check the internal space. As a result, operators can easily detect defects resulting from internal component engagement and save time because they can work quickly. For example, after the photoelectric composite feeder cable 210 and the plurality of photoelectric composite branch cables 220 are seated or coupled to the inside of the first bracket 231a, the second bracket 231b is assembled . As another example, after the inner cables of the photoelectric composite feeder cable 210 are branched into at least one group and connected by a plurality of photoelectric hybrid branch cables 220, the first bracket 231a and the second bracket 231b may be combined with each other.

According to various embodiments, the first bracket 231a and the second bracket 231b may be coupled to each other to form an outer appearance of the photoelectric hybrid cable assembly 200, and the rigidity may be compensated. For example, the first bracket 231a and the second bracket 231b may be formed with a plurality of openings or recessed portions according to the arrangement of the electronic components inside the apparatus, And the rigidity can be improved by attaching and bonding the respective components to the recessed portion.

According to various embodiments, the arrangement of the electronic components disposed inside the photoelectric hybrid cable assembly 200 and the connection structure between the first bracket 231a and the second bracket 231b, Various structures may be formed on the surfaces of the second bracket 231a and the second bracket 231b. A space for accommodating the optical branching box 235 and the plurality of support members 233 and 236 may be formed in the first bracket 231a and the second bracket 231b, And the second bracket 231b. The space for accommodating the optical branching box 235 and the plurality of support members 233 and 236 may be a recessed shape or a rib or the like surrounding each component. According to various embodiments, corresponding fastening bosses and fastening holes may be formed between the first bracket 231a and the second bracket 231b. The first bracket 231a and the second bracket 231b face each other or the first bracket 231a and the second bracket 231b are coupled to each other by fastening the fastening member such as a screw to the fastening member or the fastening hole, Some of the regions may be held together.

According to various embodiments, a gasket 232 may be disposed around the periphery of the housing 231 to prevent foreign matter from penetrating. For example, the first bracket 231a and the second bracket 231b may be integrally formed with the first bracket 231a and the second bracket 231b so as to effectively seal the inner space of the housing 231 from the respective engagement areas of the first bracket 231a and the second bracket 231b. A recess such as a groove in which the gasket 232 is seated is formed in an edge region of each of the second brackets 231b and the gasket 232 can be disposed in the recess. The gasket 232 may be formed in the shape of a closed curve including at least one pair of curved surfaces and may be formed of an elastic material to effectively seal the inside of the gasket 232 from the outside.

According to various embodiments, the branch enclosure 230 is disposed around one opening 231c of the housing 231 and includes the photoelectric composite feeder cable 210 drawn into the first opening 231c And a first support member 233 for supporting the first support member 233.

The first support member 233 includes a hollow corresponding to an end of the photoelectric composite feeder cable 210 and can support the feeder cable 210 so as to prevent the feeder cable 210 from being pulled in the hollow. Further, the optical cable extending from the photoelectric composite feeder cable 210 can be supported by the optical splitter box 235 so as not to be shaken.

For example, the first support member 233 may be formed in a plurality of separate forms, and may be fabricated so as to enclose the ends of the photoelectric composite feeder cable 210. The first bracket 231a and the second bracket 231b are provided with a groove into which the first support member 233 can be mounted so that the first support member 233 coupled with the photo- Can be seated.

According to an exemplary embodiment of the present invention, the first support member 233 may have a rectangular shape and a separate structure, but the present invention is not limited thereto. The photoelectric composite feeder cable 210 may be inserted into the optical branch box 235 And deformed into various shapes and numbers supported without shaking.

According to various embodiments, the branch enclosure 230 includes a sealing member 234 disposed at the periphery of the first opening 231c through which the photoelectric composite feeder cable 210 is inserted, can do.

The sealing member 234 includes a hollow corresponding to an end of the photoelectric composite feeder cable 210. The photoelectric composite feeder cable 210 is inserted into the hollow interior of the hollow fiber optic cable, ) Can be arranged around the end. The first bracket 231a and the second bracket 231b may have grooves on which the sealing member 234 can be seated so that the sealing member 234 coupled to the optoelectronic composite feeder cable 210 may be fixedly mounted . The sealing member 234 may include a ring-shaped protrusion 234a protruding outwardly, and the protrusion 234a may directly contact the groove. The sealing member 234 is made of an elastic material, and the protrusion 234a is elastically stretched and contracted to form at least one waterproof contact surface.

For example, the waterproof contact surface may overlap with protrusion formed in the direction of the outer circumferential surface of the end of the photoelectric composite feeder cable 210 elastically contacting the inside of the housing 231. Accordingly, the waterproof / dustproof structure of the sealing member 234, which has been compressed, forms a waterproof contact surface to effectively block the fluid penetrating from the outside and stably support the photoelectric composite feeder cable 210 from an external impact.

According to an embodiment of the present invention, the sealing member 234 has a tubular shape and an integral structure. However, the sealing member 234 is not limited thereto, and may be formed of a material that effectively seals a space between the photoelectric composite feeder cable 210 and the housing 231 And can be modified in various shapes and numbers.

According to various embodiments, the branching enclosure 230 is disposed inside the housing 231 and branches the optical fiber cable 211 of the photoelectric composite feeder cable 210 into a plurality of optical fiber cables 211, And an optical branch box 235 for providing the optical branching box 235 with the optical branching box 235.

According to various embodiments, the optical branching box 235 may have a shape with both open ends. For example, a plurality of openings 235a formed by one opening into which the optical fiber cable 211 of the optoelectronic composite feeder cable 210 is inserted and a plurality of openings through which the introduced optical fiber cable 211 is branched into a plurality of openings And may include a draw-out opening 235b. The inlet opening 235a and the outlet opening 235b may have different sizes. For example, the optical branching box 235 may be formed as a rectangular funnel as a whole.

According to various embodiments, the plurality of openings of the drawing opening 235b may be formed at regular intervals and in an arrangement. For example, the plurality of openings may be formed in nine, and the optical fiber cable 211 may be divided into nine cables in a 3 × 3 row and column direction. However, the arrangement and the number of the plurality of openings in the drawing opening 235b are not limited to this, but may be variously varied depending on the number and shape of the photoelectric hybrid branching cable 220 to be transmitted to the remote radio equipment (for example, RRH) A modification can be made.

According to various embodiments, the branching enclosure 230 is disposed around the second opening 231d of the housing 231 and includes a photoelectric hybrid branch cable 220 drawn out to the second opening 231d And a second support member 236 for supporting the second support member 236.

According to various embodiments, the second support member 236 may include a hollow corresponding to an end of the opto-electronic combined branch cable 220, and the optical branch box 235 and the photoelectric The composite branch cable 220 can be supported so as not to shake.

According to various embodiments, the branching enclosure 230 groups a plurality of optical fiber cables and power cables included in one photoelectric composite feeder cable 210 into a predetermined number of optical fiber cables and power cables Can branch to each of the plurality of photoelectric hybrid branch cables (220). For example, each grouped photoelectric composite type cable may be branched into nine, and the second support member 236 may include nine openings to correspond to it. However, the number and arrangement of the plurality of openings is not limited thereto, and may be variously modified in correspondence with the number and shape of the photoelectric hybrid branch cable 220 to be transmitted to a remote radio equipment (for example, RRH).

According to various embodiments, the second support member 236 may be manufactured such that each of a plurality of openings penetrating through the second support member 236 can be coupled while wrapping the end portion of the photoelectric-compound branching cable 220, The second support member 236 may be fixedly mounted on the second bracket 231a and the second bracket 231b so that the second support member 236 can be seated on the second bracket 231b, .

According to various embodiments, the second support member 236 may have a cylindrical shape including a plurality of internal openings, and the outer circumferential surface of the second support member 236 may have a size corresponding to the second opening 231d of the housing 231. [ However, the present invention is not limited thereto, and the photoelectric hybrid branch cable 220 may be formed in various shapes such that it is drawn out to the outside and supported without shaking.

At least a part of the gasket 232 sealing the periphery of the second opening 231d through which the opto-electric hybrid branch cable 220 is drawn out from the outside may be disposed on the outer circumferential surface of the second support member 236. [ For example, the structure of the gasket 232 may be configured such that a part of the gasket 232 has a shape corresponding to the outer circumferential surface of the second support member 236, and one surface of the second support member 236 and / And the waterproof contact face can be formed. At least a part of the region of the gasket 232 elastically covers the periphery of the second opening 231d to block foreign matter such as fluid permeating into the inside of the housing.

The branching enclosure 230 may be disposed on the outer periphery of the housing 231 and may include a ground member 237 for forming a ground. The ground member 237 may protrude from the outer circumferential surface of the housing 231 and may be disposed at a position corresponding to the optical branch box 235 inwardly.

Figures 3A and 3B are perspective views of the photoelectric hybrid cable assembly 300, in accordance with various embodiments of the present invention. 4 is an exploded perspective view of an enlarged internal structure of a photoelectric hybrid cable assembly 300 showing a photoelectric composite cable seated in the branch enclosure 330, according to various embodiments of the present invention.

Referring to FIGS. 3A, 3B, and 4, there is shown a photoelectric composite feeder cable 310 for simultaneously transmitting an optical signal and an electric signal, a branch for branching light and electric power in the photoelectric composite feeder cable 210, A breakout enclosure 330 and the photoelectric hybrid branch cable 320 branched from the branch enclosure 230 and connected to a remote radio equipment RRH. The structures of the photoelectric composite feeder cable 310, the branch enclosure 330 and the photoelectric hybrid branch cable 320 shown in FIGS. 3A, 3B and 4 are the same as those of the photoelectric composite feeder cable 210, the branch enclosure 230, And the photoelectric hybrid branch cable 220 may be partially or wholly the same.

According to various embodiments, the photoelectric hybrid cable assembly 300 can confirm that a plurality of photoelectric composite feeder cables 310 composed of one cable inserted into the branching enclosure 330 are branched into the photoelectric composite branch cables 320 have. For example, the plurality of photoelectric hybrid branch cables 320 may be distributed to nine, and may be respectively connected to a plurality of remote radio equipments (remote radio equipments (RRH) 20 of FIG. 1).

As another example, in addition to the structure in which the branched plurality of photoelectric hybrid branch cables 320 are directly connected to the remote radio equipment (RRH), they may be connected to the above-described signal branching block (the signal branching block 31 of FIG. 1) . The connection relationship between the signal branching block 31 and the photoelectric hybrid branching cable 320 will be described later.

A photoelectric composite feeder cable 310 coupled to the first support member 333 is provided in a space between grooves and ribs disposed inside the first bracket 331a of the photoelectric hybrid cable assembly 300 according to various embodiments, And a photoelectric hybrid branch cable 320 coupled with the second support member 336 may be seated. Further, an optical branch box 335 may be seated between the optoelectronic composite feeder cable 310 and the opto-electronic combined branch cable 320.

A photoelectric composite feeder cable 310 surrounded by the first sealing member 334 is seated in a peripheral region of the first opening 331c of the first bracket 331a and hermetically sealed . A first support member 333 is disposed at the end of the photoelectric composite feeder cable 310 so as to surround the photoelectric composite feeder cable 310 so as to be fixed to the first bracket 331a and the first bracket 331a As shown in Fig.

The optical fiber cable 311 of the optoelectronic composite feeder cable 310 may be divided into a plurality of optical fibers by the optical branch box 335 and enter the opto-electronic hybrid cable 320 according to various embodiments. As another example, the power cable of the photoelectric composite feeder cable 310 is branched into a plurality of spaces in another space (for example, the space outside the optical branch box 335) of the housing 331, 320).

A photoelectric hybrid branch cable 320 surrounded by the second support member 336 is seated and supported in a peripheral region of the second opening 331d of the first bracket 331a according to various embodiments, (Not shown). According to one embodiment, the gasket 332 may be mounted on the edge region of the first bracket (or the second bracket 331b) to hermetically seal the container from the outside.

A photoelectric composite feeder cable 310 coupled to the first support member 333 and a photoelectric composite branch cable 320 coupled to the second support member 336 are seated in an inner space of the first bracket 331a The second bracket 331b may be coupled with the first bracket 331a to implement the structure of the photoelectric hybrid cable assembly 300. [ For example, the first bracket 331a and the second bracket 331b can be coupled by fastening a fastening member such as a screw to the fastening member or the fastening hole.

The photoelectric hybrid cable assembly according to the present invention can be implemented as a simple antenna cable connection module so that ordinary workers can easily work, thereby reducing the labor cost and saving time.

5A is a perspective view illustrating a connection relationship between a photoelectric composite feeder cable 410 and a photoelectric hybrid branch cable 420 in a branch enclosure 430 according to various embodiments of the present invention. FIG. 5B is a perspective view of the connection relationship of FIG. 5A taken in another direction. FIG.

5A and 5B, there are shown a photoelectric composite feeder cable 410 for simultaneously transmitting an optical signal and an electric signal, a breakout (breakout) device for branching the light and electric power in the photoelectric composite feeder cable 210 into a photoelectric composite form, enclosure 430 and the opto-hybrid branch cable 420 branched from the branch enclosure 230. [ The structures of the photoelectric composite feeder cable 410, the branch enclosure 430 and the photoelectric composite branch cable 420 shown in FIGS. 5A and 5B are the same as those of the photoelectric composite feeder cable 210, the branch enclosure 230, Some or all of the structure of the branch cable 220 may be the same.

5A and 5B, one group of the optical cable 411 and the power cable 512 to be inserted into one photoelectric-compound branching cable 420 will be described.

The optical cable 411 inserted into the optoelectronic composite feeder cable 410 is separated by the optical branching box 435 and the power cable 412 is separated from the optical branching box 435 And then inserted into one of the photoelectric hybrid branch cables 420. For example, the photoelectric composite feeder cable 410 may be composed of 9 RRH photoelectric composite cables. The branching enclosure 430 may divide a plurality of optical cables 411 into nine groups, and at least one optical cable 411 corresponding to one of the groups is connected to one of the plurality of optical fibers 411 May be provided as part of the configuration. As another example, in a region other than the optical branching box 435, a plurality of power cables 412 of the photoelectric composite feeder cable 510 may be branched into nine groups, One power cable 412 can be provided as a part of the configuration of one photoelectric hybrid branch cable 420.

Thus, at least one optical cable 411 and at least one power cable 412 (e.g., a pair of power cables) comprising a plurality of optical fibers forming one RRH form a group 1 It is possible to construct the photoelectric hybrid branch cable 420. 9 RRH photoelectric composite cable, the photoelectric composite feeder cable 410 may be divided into nine photoelectric composite branch cables 420 each composed of one RRH photoelectric composite cable.

The other plurality of photoelectric-combined branching cables 420 are formed in the same manner by applying the above-described configuration, and the following description will be omitted.

6 is a perspective view illustrating a connection structure of the connector structure 520a at one end of the photoelectric hybrid branching cable 520 and the connector structure 31a connected to the signal branching block 31 of the photoelectric complex jumper cable structure according to various embodiments of the present invention. FIG.

6, the structure of the opto-electronic hybrid branching cable 520 and the signal branching block 31 branched from the branching enclosure is similar to that of the optoelectronic hybrid branching cable 220 and the signal branching block 31 of FIG. 1, Or all may be the same.

The photoelectric hybrid branch cable 520 according to various embodiments has one end disposed in the second opening (the second opening 231d in FIG. 2) of the housing (the housing 231 in FIG. 2) And may include a first connector structure 520a, such as a photoelectric connector. The first connector structure 520a may be connected to a second connector structure 31a at one end of the photoelectric composite jumper cable 32 and the signal branch block 31 connected to the second connector structure 31a may be connected to a remote wireless device The optical signal and the power signal in the optoelectronic composite jumper cable 32 can be respectively branched so as to be electrically connected to the photodiode RRH.

The first connector structure 520a of the optoelectronic composite branch cable 520 and the second connector structure 31a at one end of the optoelectronic composite jumper cable 32 according to various embodiments may be configured such that optical signals and power signals are simultaneously connected The photoelectric composite type can be formed.

The engagement of the first connector structure 520a and the second connector structure 31a, according to various embodiments, may be accomplished by pushing after one connector structure is disposed facing the other connector structure. For example, the outer diameter of the first connector structure 520a may be smaller than the outer diameter of the second connector structure 31a, and the end of the first connector structure 520a may be smaller than the outer diameter of the second connector structure 31a. So that the movement in the longitudinal direction can be restricted. Thereafter, the first connector structure 520a and / or the second connector structure 31a may be pressed to establish a fixed connection. Also, the separation of the first connector structure 520a and the second connector structure 31a can be easily separated by pulling the first connector structure 520a and / or the second connector structure 31a in different directions .

Conventionally, an optical cable and a power cable have been separated and separately connected, and the coupling method has been repeatedly carried out by a plurality of rotations or only by a detachable method, resulting in frequent errors in installation and operation. However, according to one embodiment of the present invention, a light-and-power integrated type is also provided within the structure of the connector, and a push-pull coupling mechanism according to a fast and stable plug & play solution The present invention can provide a connector coupling structure which is easy to install, fast and stable.

According to an embodiment of the present invention, a photoelectric hybrid cable assembly for connection between a base station and a remote wireless device (RRH)

A photoelectric composite feeder cable composed of a plurality of optical fibers and a plurality of power conductors for simultaneously transmitting an optical signal and an electric signal; A breakout enclosure for grouping and branching the light and power in the photoelectric composite feeder cable into at least one photoelectric composite form; And a plurality of photo-integrated branching cables branched from the branching enclosure.

According to an embodiment of the present invention, the branching enclosure includes a first bracket including a first surface of a curved surface facing a first direction, and a second bracket facing a second surface opposite to the first direction, A second bracket including a first bracket; An optical branch box disposed inside the housing for branching the optical fibers of the photoelectric composite feeder cable; And a ground portion disposed on the outer surface of the first bracket or the second bracket.

According to an embodiment of the present invention, the first bracket and the second bracket correspond to each other, and the first bracket and the second bracket are coupled to each other to form an inner space, Both ends can be opened.

According to an embodiment of the present invention, the branching enclosure may include: a first supporting member disposed inside the housing, the first supporting member supporting the photo-composites feeder cable drawn into the first opening formed at one end of the housing; And a sealing member disposed to surround the outer periphery of the photoelectric composite feeder cable and hermetically sealed from the outside of the branching enclosure.

According to an embodiment of the present invention, the branch enclosure may include a second support member disposed inside the housing and supporting the photoelectric composite feeder cable drawn out to a second opening formed at the other end of the housing have.

According to an embodiment of the present invention, the optical branching box may include a pull-in opening composed of one opening for pulling the optical fiber cables including the optical fiber from the photoelectric composite feeder cable and a plurality of the optical fiber cables pulled into the pull- And a drawing opening which is branched and drawn out to a plurality of openings, wherein the drawing opening and the drawing opening can have different sizes.

According to an embodiment of the present invention, the first opening and the second opening may be configured to have diameters of different sizes.

According to an embodiment of the present invention, the optoelectronic composite feeder cable may be disposed such that the optical fiber cables including the plurality of optical fibers are located in a central region, and a plurality of power conductors are enclosed in an area around the optical fiber cables.

According to an embodiment of the present invention, a photoelectric composite type connector may be disposed at one end of the photoelectric composite feeder cable or the photoelectric composite branch cable.

According to an embodiment of the present invention, a signal branching block for branching the optical and power signals provided from the optoelectronic compound branching cable may be included, which is coupled to the optoelectronic compound connector of the optoelectronic compound branching cable.

According to an embodiment of the present invention, the photoelectric hybrid connector may include a plurality of optical fibers and at least one pair of power conductors.

According to an embodiment of the present invention, a photoelectric hybrid cable assembly for connection between a base station and a remote radio equipment (RRH)

A photoelectric composite feeder cable composed of a plurality of optical fibers and a plurality of power conductors for simultaneously transmitting an optical signal and an electric signal; A breakout enclosure for grouping and branching light and power in the photoelectric composite feeder cable into at least one photoelectric composite form; A plurality of photo-integrated branch cables branched out in the branching enclosure; And a photoelectric composite jumper cable structure, one end of which is coupled to the photoelectric composite connector of the photoelectric composite branch cable, and the other end includes a signal branch block connected to the remote radio equipment (RRH).

According to an embodiment of the present invention, the signal branching block may branch the optical signal and the power signal in the optoelectronic composite jumper cable, respectively, and provide the signal to the remote radio equipment (RRH).

According to an embodiment of the present invention, the photoelectric hybrid connector may include a plurality of optical fibers and at least one pair of power conductors.

According to an embodiment of the present invention, the photoelectric composite connector of the photoelectric composite jumper cable may induce a pressure or rotational coupling with the connector of the signal branching block.

According to an embodiment of the present invention, the branching enclosure comprises: a housing; A first region for branching the optical fibers of the optoelectronic composite feeder cable through an optical branch box disposed in the housing and a second region for branching the power conductors of the optoelectronic composite feeder cable And a second area.

According to an embodiment of the present invention, the inner circumferential edge region of the housing may include at least one gasket sealingly sealing from the outside.

According to an embodiment of the present invention, the housing includes a first opening for drawing the photoelectric composite feeder cable and a second opening for pulling out the photo-composites feeder cable, wherein the first opening and the second opening are connected to each other And can have diameters of different sizes.

According to an embodiment of the present invention, a photoelectric hybrid cable assembly for connection between a base station and a remote radio equipment (RRH)

A housing having a pair of semi-incision brackets coupled to each other to provide an internal space and open at both ends; And a photoelectric composite feeder cable supplied from the base station to enter the opening of the housing; And a photoelectric hybrid branch cable in which the photoelectric composite feeder cable is branched in the internal space and drawn out to another opening of the housing.

According to an embodiment of the present invention, the pair of brackets include a first bracket and a second bracket corresponding to each other, and a gasket sealingly seals from the outside is provided at an edge region of the first bracket and the second bracket, And the engaging member may be fastened to at least one surface of the first bracket and the second bracket such that the first bracket and the second bracket are engaged with each other.

According to an embodiment of the present invention, the gasket may be formed in the shape of a closed curve of an elastic material, and a ground portion forming a ground may be disposed on the outer circumferential surface of the housing.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims. Will be clear to those who have knowledge of.

Photoelectric Composite Cable Assemblies: 200
Photoelectric Composite Feeder Cable: 210
Photoelectric composite branch cable: 220
Branch Enclosure: 230
Housing: 231
Gasket: 232
First support member: 233
Sealing member: 234
Optical branch box: 235
Second supporting member: 236
Ground: 237

Claims (20)

CLAIMS 1. A photoelectric hybrid cable assembly for connection between a base station and a remote radio equipment (RRH)
A photoelectric composite feeder cable comprising a plurality of optical fibers and a plurality of power conductors for transmitting optical signals and electrical signals;
A breakout enclosure for grouping and branching the light and power in the photoelectric composite feeder cable into at least one photoelectric composite form; And
And a plurality of photoelectric hybrid branch cables branched from the branch enclosure.
2. The branching enclosure according to claim 1,
A housing including a first bracket including a curved first surface facing the first direction and a second bracket including a curved second surface facing the second direction opposite to the first direction;
An optical branch box disposed inside the housing for branching the optical fibers of the photoelectric composite feeder cable; And
And a grounding part disposed on an outer surface of the first bracket or the second bracket.
3. The method of claim 2,
Wherein the first bracket and the second bracket correspond to each other and the first bracket and the second bracket are coupled to each other,
Wherein the housing is open at both ends.
4. The branching enclosure according to claim 3,
A first support member disposed inside the housing and supporting the photoelectric composite feeder cable drawn into the first opening formed at one end of the housing; And
And a sealing member disposed to surround the outer periphery of the photoelectric composite feeder cable and hermetically sealed from the outside of the branch enclosure.
5. The branching enclosure according to claim 4,
And a second support member disposed inside the housing and supporting the photoelectric composite feeder cable drawn to a second opening formed at the other end of the housing.
6. The optical switch according to claim 5,
And a lead-out opening including a lead-in opening composed of one opening through which the optical fiber cables including the optical fiber are drawn from the photoelectric composite feeder cable and a plurality of openings in which the optical fiber cables pulled into the lead- ,
Wherein the pull-in opening and the pull-out opening have different sizes.
6. The method of claim 5,
Wherein the first opening and the second opening have diameters different from each other.
The method according to claim 1,
Wherein the optical fiber composite feeder cable is disposed such that the optical fiber cables including the plurality of optical fibers are located in a central region and a plurality of power conductors are enclosed in an area around the optical fiber cables.
The method according to claim 1,
Wherein a photoelectric composite type connector is disposed at one end of the photoelectric composite feeder cable or the photoelectric composite branch cable.
10. The method of claim 9,
And a signal branching block for branching the optical and power signals provided from the photoelectric-compound branching cable, respectively, coupled to the photoelectric-compound connector of the photoelectric-compound branching cable, and a photoelectric composite jumper cable structure Cable assembly.
10. The method of claim 9,
Wherein the photoelectric composite connector includes a plurality of optical fibers and at least one pair of power conductors.
A photoelectric hybrid cable assembly for connecting a base station and a remote radio equipment (RRH)
A photoelectric composite feeder cable composed of a plurality of optical fibers and a plurality of power conductors for simultaneously transmitting an optical signal and an electric signal;
A breakout enclosure for grouping and branching light and power in the photoelectric composite feeder cable into at least one photoelectric composite form;
A plurality of photo-integrated branch cables branched out in the branching enclosure; And
And a signal splitting block, one end of which is coupled to the optoelectronic composite connector of the optoelectronic compound split cable and the other end is connected to the remote radio device (RRH).
13. The method of claim 12,
Wherein the signal branching block branches the optical signal and the power signal in the optoelectronic composite jumper cable and provides the optical signal and the power signal to the remote radio equipment (RRH).
14. The method of claim 13,
Wherein the photoelectric composite connector includes a plurality of optical fibers and at least one pair of power conductors.
13. The method of claim 12,
Wherein the photoelectric composite connector of the photoelectric composite jumper cable induces a pressurizing or rotating coupling with the connector of the signal branching block.
15. The branching enclosure according to claim 14,
housing;
A first region for branching the optical fibers of the photoelectric composite feeder cable through an optical branch box disposed inside the housing,
And a second region formed around the first region inside the housing to branch the power conductors of the photoelectric composite feeder cable.
15. The method of claim 14,
And at least one gasket sealingly seals the outside of the inner peripheral surface of the housing.
15. The method of claim 14,
Wherein said housing includes a first opening for drawing said photoelectric composite feeder cable and a second opening for drawing said photoelectric composite feeder cable,
Wherein the first opening and the second opening have diameters different from each other.
A photoelectric hybrid cable assembly for connecting a base station and a remote radio equipment (RRH)
A housing having a pair of semi-incision brackets coupled to each other to provide an internal space and open at both ends; And
A photoelectric composite feeder cable supplied from the base station to enter the opening of the housing; And
And a photoelectric composite branch cable in which the photoelectric composite feeder cable is branched in the internal space and drawn out to another opening of the housing.
19. The method of claim 18,
Wherein the pair of brackets include a first bracket and a second bracket that correspond to each other,
Wherein a recess is formed in an edge region of the first bracket and the second bracket to dispose a gasket sealing from the outside,
Wherein a coupling member is fastened to at least one surface of the first bracket and the second bracket such that the first bracket and the second bracket are coupled to each other.

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