WO2024092142A1 - Enceinte de télécommunication avec bobine - Google Patents

Enceinte de télécommunication avec bobine Download PDF

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Publication number
WO2024092142A1
WO2024092142A1 PCT/US2023/077938 US2023077938W WO2024092142A1 WO 2024092142 A1 WO2024092142 A1 WO 2024092142A1 US 2023077938 W US2023077938 W US 2023077938W WO 2024092142 A1 WO2024092142 A1 WO 2024092142A1
Authority
WO
WIPO (PCT)
Prior art keywords
enclosure
housing
fiber optic
telecommunication
mounting bracket
Prior art date
Application number
PCT/US2023/077938
Other languages
English (en)
Inventor
Roel Modest Willy Bryon
Johan Geens
Patrick Jacques Ann Diepstraten
Geert Jozef Maria VERBIST
Jeroen Jozef Maria DE SCHUTTER
Original Assignee
Commscope Technologies Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Commscope Technologies Llc filed Critical Commscope Technologies Llc
Publication of WO2024092142A1 publication Critical patent/WO2024092142A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables

Definitions

  • the present disclosure relates generally to telecommunication enclosures. More particularly, the present disclosure relates to telecommunication enclosures including hardened fiber optic connector ports.
  • Telecommunication enclosures such as multi-service terminals, are commonly used to provide fiber optic connection locations in the field.
  • the telecommunications enclosures often include hardened fiber optic adapter ports adapted for receiving hardened fiber optic connectors.
  • Example telecommunication enclosures including hardened fiber optic adapter ports are disclosed by U.S. Patent Nos. 7,397,997; 7,120,347; and 7,753,596 and by PCT International Publication Nos. WO2020/236523; WO20 18/231833; and WO2014/190281.
  • the optical fiber spooling arrangement includes a spool housing including a base housing piece and a cover housing piece that mount together to enclose an interior of the spool housing.
  • the cover housing piece defines a front side of the spool housing, and the base housing piece defines a rear side of the spool housing.
  • the fiber optic spooling arrangement also includes a spool positioned within the spool housing and a fiber optic cable coiled about the spool and configured to be paid out from spool housing.
  • the spool and the cover housing piece are configured to rotate in unison together relative to the base housing piece about an axis of rotation as the fiber optic cable is paid out from the spool housing.
  • the telecommunication device also includes a telecommunication enclosure that detachably mounts to the front side of the cover housing piece.
  • the telecommunication enclosure is an in-line telecommunication enclosure adapted to be connected in-line with a plurality of in-line telecommunication enclosures (e.g., in a daisy chain fashion).
  • a telecommunication enclosure including a housing defining a length, a width and a depth which are oriented transversely with respect to each other.
  • the length of the housing extends between first and second ends of the housing.
  • the first and second ends of the housing are each defined by the width and the depth of the housing.
  • the length is longer than the width and the width is longer than the depth.
  • the housing includes a base and a front cover that mounts to the base to enclose an interior of the housing.
  • the front cover includes a front wall that extends along the length between the first and second ends of the housing.
  • the front cover also including end walls positioned at the first and second ends of the housing and first and second side walls that extend between the end walls of the first and second ends of the housing.
  • the end walls each define adapter mounting openings spaced apart from one another in an orientation that extends along the width of the housing.
  • the front cover includes an open rear side opposite the front wall. The open rear side is defined by rear portions of the end walls and the first and second side walls.
  • the telecommunication enclosure also includes first fiber optic adapters mounted within the adapter mounting openings at the first end of the housing and first fiber optic connectors mounted within inner ports of the first fiber optic adapters.
  • the telecommunication enclosure further includes second fiber optic adapters mounted within the adapter mounting openings at the second end of the housing and second fiber optic connectors mounted within inner ports of the second fiber optic adapters.
  • the telecommunication enclosure also includes a component mounting panel mounted within the front cover by inserting the component mounting panel through the open rear side of the front cover and snapping the component mounting panel between the first and second side walls of the front cover such that a snap-fit engagement between the component mounting panel and the first and second side walls retains the component mounting panel at a mounted position within the front cover.
  • a further aspect of the present disclosure relates to a fiber optic system including an enclosure mounting bracket including a front and a rear.
  • the front of the enclosure mounting bracket includes an enclosure mounting interface for attaching an enclosure to the front of the enclosure mounting bracket.
  • the enclosure mounting bracket includes a cable storage spool located between the front and the rear of the enclosure mounting bracket.
  • the fiber optic system also includes a housing for receiving the enclosure mounting bracket.
  • the housing includes a rear base and a front cover for covering the rear base.
  • the rear base includes a rotational connection interface defining an axis of rotation extending in a front-to-rear orientation.
  • the enclosure mounting bracket is rotationally mountable at the rotational connection interface within the housing such that the enclosure mounting bracket is rotatable about the axis of rotation relative to the rear base.
  • the front cover is mountable over the enclosure mounting bracket with the enclosure mounting interface projecting through the front cover so as to be accessible at a front of the cover when the enclosure mounting bracket is positioned within the housing.
  • the front cover and the enclosure mounting bracket are rotatable in unison with each other relative to the rear base when the enclosure mounting bracket is mounted within the housing.
  • the front cover defines a first cable opening for receiving a first end of a cable coiled about the cable storage spool such that the first end can be coupled to the enclosure.
  • the rear base defines a second cable opening for allowing the cable to be paid out from or wound onto the cable storage spool when the enclosure mounting bracket is mounted with the housing. When the cable is paid out from or wound onto the cable storage spool while the enclosure mounting bracket is mounted within the housing, the front cover and the enclosure mounting bracket rotate in unison with each other relative to the rear base.
  • the enclosure mounting bracket defines first mounting openings at the rear of the enclosure mounting bracket for securing the enclosure mounting bracket to a mounting location when the enclosure mounting bracket is not mounted within the housing, and the rear base defines second mounting openings for securing the rear base to a mounting location.
  • FIG. 1 depicts a telecommunication device in accordance with the principles of the present disclosure having a telecommunication enclosure that mounts on a spool assembly;
  • FIG. 2 is a cross-sectional view of the telecommunication device of FIG. 1 with the telecommunication enclosure mounted on the spool assembly;
  • FIG. 3 is a perspective view of the telecommunication device of FIG. 1 with the telecommunication enclosure mounted on the spool assembly;
  • FIG. 4 is a perspective view of the spool assembly of the telecommunication device of FIG. 1;
  • FIG. 5 is a cross-sectional view taken along section line 5-5 of FIG. 4;
  • FIG. 6 is a cross-sectional view taken along section line 6-6 of FIG. 4;
  • FIG. 7 depicts a slide interlock defined between the telecommunication enclosure and the spool assembly of the telecommunication device of FIG. 1;
  • FIG. 8 depicts a latch for retaining the telecommunication enclosure on the spool assembly
  • FIG. 9 is another view of the latch for retaining the telecommunication enclosure on the spool assembly
  • FIG. 10 is a perspective view of the telecommunication enclosure of the telecommunication device of FIG. 1;
  • FIG. 11 depicts the telecommunication enclosure of FIG. 10 with a front cover removed;
  • FIG. 12 depicts a plurality of the spool assemblies arranged in a stacked configuration
  • FIG. 13 depicts an example hardened connector that can be used to terminate an end or ends of a fiber optic cable coiled about the spool assembly of the telecommunication device of FIG. 1;
  • FIG. 14 is a cross-sectional view of the hardened fiber optic connector of FIG. 13;
  • FIG. 15 is an exploded view of an example fiber optic adapter that can be mounted in openings defined by the telecommunication enclosure of FIG. 1 to provide the telecommunication enclosure with hardened external connector ports adapted to receive the hardened fiber optic connector of FIGS. 13 and 14;
  • FIG. 16 is a cross-sectional view of the fiber optic adapter of FIG. 15;
  • FIG. 17 is a schematic diagram depicting an example fiber optic architecture that can be implemented using the telecommunication device of FIG. 1;
  • FIG. 18 is a schematic diagram depicting another example fiber optic architecture that can be implemented using the telecommunication device of FIG. 1;
  • FIGS. 19-21 are additional perspective views of the telecommunication device of FIG. 1;
  • FIG. 22 is a front, top perspective view of another telecommunication enclosure in accordance with the principles of the present disclosure.
  • FIG. 23 is a bottom, rear perspective view of the telecommunication enclosure of FIG. 22;
  • FIG. 24 is a rear view of the telecommunication enclosure of FIG. 22 with a base removed from a front cover the telecommunication enclosure to expose a component mounting panel;
  • FIG. 25 is a rear view of the telecommunication enclosure of FIG. 24 with the base removed from the front cover the telecommunication enclosure and with a component mounting panel of the telecommunication enclosure removed from the front cover;
  • FIG. 26 is a perspective view of the component mounting panel of FIG. 25;
  • FIG. 27 is an end view of the component mounting panel of FIG. 26;
  • FIG. 28 is a transverse cross-sectional view of the telecommunication enclosure of FIG. 22;
  • FIG. 29 is a rear, end perspective view of the front cover of the telecommunication enclosure of FIG. 22;
  • FIG. 30 is a front, top perspective view of an enclosure mounting bracket in accordance with the principles of the present disclosure.
  • FIG. 31 is a side, perspective view of the enclosure mounting bracket of FIG. 30;
  • FIG. 32 is a rear, top perspective view of the enclosure mounting bracket of FIG. 30;
  • FIG. 33 is a front, top perspective view of a fiber optic system including the enclosure mounting bracket of FIG. 33 incorporated within a cover assembly in accordance with the principles of the present disclosure
  • FIG. 34 depicts the fiber optic system of FIG. 33 with the telecommunication enclosure of FIG. 22 secured to the enclosure mounting bracket;
  • FIG. 35 is a cross-sectional view of the fiber optic system of FIG. 34;
  • FIG. 36 is a detailed view of a portion of a rear base of the cover assembly of FIG. 33;
  • FIG. 37 is a detailed view of a portion of the cover assembly of FIG. 33;
  • FIG. 38 is a rear perspective view of the rear base of the cover assembly of
  • FIG. 33 is a diagrammatic representation of FIG. 33.
  • FIG. 39 is a cross-sectional view of the fiber optic system of FIG. 33.
  • FIG. 40 is a rear view of the telecommunication enclosure of FIG. 22 with the base removed from the front cover the telecommunication enclosure to expose a component mounting panel to which components are secured.
  • Fig. 1 depicts a telecommunication device 20 in accordance with the principles of the present disclosure.
  • the telecommunication device 20 includes an optical fiber spooling arrangement 22 including a spool housing 24.
  • the spooling housing 24 includes a base housing piece 26 and a cover housing piece 28 that mount together to enclose an interior 30 of the spool housing 24 (see FIGS. 2-6).
  • the cover housing piece 28 defines a front side 32 of the spool housing 24 and the base housing piece 26 defines a rear side 34 of the spool housing 24.
  • the optical fiber spooling arrangement 22 also includes a spool 36 positioned within the spool housing 24 and a fiber optic cable 38 (see FIGS.
  • the telecommunication device 20 also includes a telecommunication enclosure 42 that detachably mounts to the front side 32 of the cover housing piece 28.
  • the telecommunication enclosure 42 includes an enclosure housing 44 having an elongate configuration having a length LI that extends between opposite first and second ends 46, 48.
  • the enclosure housing 44 includes a base 45 and a front cover 47.
  • the base 45 and the front cover 47 can be bonded together in a sealed manner (e.g., via a weld), but in other examples the front cover 47 can be removable.
  • the enclosure 42 includes at least one external connector port accessible from outside the enclosure housing 44. As depicted, a plurality of external connector ports 50 accessible from outside the enclosure housing 44 are provided at each of the first and second ends 46, 48. The external connector ports 50 at the first end 46 face in an opposite direction as compared to the external connector ports 50 at the second end 48.
  • the external connector ports 50 can be defined by fiber optic adapters 52 (see FIGS. 15 and 16) and can be configured to receive hardened fiber optic connectors (e.g., see fiber optic connector 54 at FIGS.
  • the fiber optic connector 54 can include a ferrule 56 for supporting an optical fiber of a fiber optic cable to which the fiber optic connector 54 is terminated.
  • the ferrule 56 can be received within a ferrule alignment sleeve 58 of the fiber optic adapter 52 to align its corresponding optical fiber with an optical fiber supported by a ferrule 60 of a fiber optic connector 62 loaded into an inner port of the fiber optic adapter 52.
  • the fiber optic connector 54 can be secured in the external connector port 50 by a turn-to-secure coupler 64.
  • the turn-to-secure coupler 64 is a quarter turn coupler that engages projections 66 at the external connector port 50 to secure the fiber optic connector 54 within the connector port 50.
  • the external connector port 50 is sealed when the fiber optic connector 54 is installed in the connector port 50.
  • a seal 68 carried by the fiber optic connector 54 provides sealing within the exterior connector port 50 to prevent moisture intrusion within the enclosure housing 44.
  • Further details regarding the fiber optic connector 54 and the fiber optic adapter 52 are disclosed by PCT International Publication No. W02021/041305, which is hereby incorporated by reference in its entirety.
  • some of the openings 53 for receiving adapters at the end walls of the enclosure housing are depicted without fiber optic adapters mounted therein. It will be appreciated that in use such openings would be filled/blocked with fiber optic adapters or filled with plugs or covers such as knockout covers.
  • the depicted enclosure housing 44 is rectangular and defines the enclosure housing length LI that extends between the first and second ends 46, 48, an enclosure housing width W 1 perpendicular to the enclosure housing length LI and an enclosure housing thickness T1 perpendicular to the enclosure housing length LI and the enclosure housing width Wl.
  • the enclosure housing length LI is at least two times as long as the enclosure housing width Wl and the enclosure housing width Wl is at least two times as long as the enclosure housing thickness Tl.
  • a tray 70 is mounted in the enclosure housing 44.
  • the tray 70 is configured to facilitate routing optical fibers while maintaining fiber bend radius requirements (e.g., by including fiber guides such as bend radius limiters), storing excess optical fiber (e.g., in fiber loops), holding optical splices, holding optical components such as optical taps, passive optical power splitters, wavelength division multiplexers and in certain examples supporting fiber optic connectors.
  • the tray has a tray length L2 that is at least two thirds as long as the enclosure housing length LI and a tray width W2 that is at least three quarters as long as the enclosure housing width W 1.
  • the enclosure housing 44 of the telecommunication enclosure 42 is secured to the front side 32 of the cover housing piece 28 by a snap-fit connection.
  • the front side 32 of the cover housing piece 28 defines a recess 72 that extends across a cross-dimension CD (e.g., a diameter) of the spool housing 24 and the enclosure housing 44 mounts within the recess 72.
  • the recess 72 has a depth D that is at least one-quarter or at least one-third as long as a housing thickness Tl of the enclosure housing 44.
  • the enclosure housing length LI is at least 85 percent as long as the cross-dimension CD of the spool housing 24.
  • the external connector ports 50 define connector port axes 74 that are aligned along a reference plane P that is oriented perpendicular to the axis of rotation 40 of the spool 36 when the enclosure housing 44 is mounted in the recess 72.
  • the enclosure housing 44 is mounted in the recess 72 by sliding the enclosure housing 44 longitudinally into the recess 72 along a length of the recess 72.
  • the spool housing 24 includes a stop 76 and a latch 78 for retaining the enclosure housing 44 in the recess 72.
  • the stop 76 and the latch 78 are configured to respectively oppose the first and second ends 46, 48 of the enclosure housing 44 as shown at FIG 2.
  • the latch 78 is a flexible cantilever latch having a length that extends along a majority of the length of the recess 72 and a width that extends along a majority of a width of the recess 72.
  • the latch 78 can include a free end 79 defining notches 81 that align between the fiber optic adapters 52 for use in receiving a tool (e.g., a flat tip screwdriver) that can fit between the adapters 52 and fit into one of the notches to facilitate using the tool to depress the latch 78 to release the enclosure housing 44 from the recess 72.
  • a groove and rail arrangement is also defined between the spool housing 24 and the enclosure housing 44 for retaining the enclosure housing 44 in the recess 72.
  • the groove and rail arrangement can include longitudinal grooves 80 defined at longitudinal sides of the enclosure housing 44 that receive longitudinal rails 82 of the spool housing 24 when the enclosure housing 44 is slid into the recess 72.
  • the spool housing 24 is cylindrical.
  • a first end 38a of the fiber optic cable 38 is routed through a first opening 84 defined by the cover housing piece 28.
  • the first end of the fiber optic cable 38 can be terminated by a fiber optic connector 86 (e.g., a hardened fiber optic connector 54) that plugs into one of the external connector ports 50.
  • the first opening 84 extends radially through a circumferential side wall 88 of the cover housing piece 28.
  • a second end 38b of the fiber optic cable 38 is routed through a second opening 90 defined by the base housing piece 26.
  • the second end of the fiber optic cable 38 can be terminated by a fiber optic connector such as the hardened fiber optic connector 54.
  • the spool housing 24 also defines a central opening 92 aligned along the axis of rotation 40 for receiving a fastener for securing the spool housing 24 to another structure such as a wall or pole.
  • a plurality of the fiber optic spooling arrangements 22 can be stacked behind the enclosure housing 44 with connectorized ends of the fiber optic cables 38 of the fiber optic spooling arrangements 22 plugged into external connector ports 50 of the telecommunication enclosure 42.
  • the rear side of a frontmost fiber spooling arrangement 22a (the spooling arrangement to which the telecommunication enclosure 42 is attached) mates or nests with the front side of a subsequent spooling arrangement 22b.
  • FIG. 17 schematically depicts the telecommunication device 20 used to implement a tap architecture in which the telecommunication device 20 is part of a chain of telecommunication devices 20 interconnected by cables to form a daisy chain.
  • the enclosure housing 44 contains a tap 100 and a passive optical power splitter 102.
  • a fiber 104 output from an upstream telecommunication device is connected to an input of the tap 100 through one of the fiber optic adapters 52a.
  • the tap 100 directs a tapped portion of the optical signal from the fiber 104 to the splitter 102 wherein the signal is split and directed to a plurality of the fiber optical adapters 52b for outputting to subscribers.
  • the first ends 38a of cables 38 of two of the fiber optic spool assemblies 22a, 22b are coupled to two of the splitter outputs through two of the fiber optic adapters 52b.
  • the second ends 38b of the cables 38 are pulled to dispense the cables 38 from the spool housings 24 to provide sufficient cable length for routing the cables 38 to subscriber locations.
  • the tap 100 directs a pass-through portion of the signal out one of the fiber optic adapters 52c to the first end 38a of a cable 38 of a fiber optic spool assembly 22c.
  • the second 38b of the cable 38 of the fiber optic spool assembly 22c is deployed from the spool assembly 22c and routed to the input of a downstream telecommunication device 20.
  • Each of the devices 20 chained together can have similar or the same architectures.
  • FIG. 18 schematically depicts the telecommunication device 20 used to implement an indexing architecture in which the telecommunication device 20 is part of a chain of telecommunication devices 20 interconnected by cables to form a daisy chain.
  • the enclosure housing 44 includes a fiber indexing architecture 200 that indexes a set of optical fibers between two multi -fiber ferrules located at fiber optic adapters 52a, 52b.
  • Optical fibers 204 of a multi-fiber cable routed from an output of an upstream telecommunication device 20 are connected to the fiber indexing architecture 200.
  • Drop fibers 206 connect two of the optical fibers 204 to fiber optic adapters 52c.
  • the first end 38a of the cable 38 of the fiber optic spool assembly 22b is coupled to one of the drop fibers 206 through one of the fiber optic adapters 52c.
  • the second end 38b of the cable 38 is pulled to dispense the cable 38 from the spool housings 24 to provide sufficient cable length for routing the cable 38 to a subscriber location.
  • the fiber indexing architecture 200 passes signals through the enclosure 42 and the fiber optic adapter 52b to the first end 38a of a multi-fiber cable 38 of a fiber optic spool assembly 22a.
  • the second 38b of the cable 38 of the fiber optic spool assembly 22a is deployed from the spool assembly 22a and routed to the input of a downstream telecommunication device 20.
  • Each of the devices 20 chained together can have similar or the same architectures. Indexing architectures are disclosed by PCT International Publication No. W02014/190281 which is hereby incorporated by reference in its entirety.
  • FIGS. 22-29 and 40 depict another telecommunication enclosure 140 in accordance with the principles of the present disclosure.
  • the telecommunication enclosure 140 includes a housing 142 that in one example includes a rear side 143 adapted to couple with a mounting bracket (e.g., see mounting bracket 300 at FIG. 30).
  • the housing 142 defines a length L, a width W and a depth D which are oriented transversely with respect to each other.
  • the length L of the housing 142 extends between first and second ends 144, 146 of the housing 142.
  • the first and second ends 144, 146 of the housing 142 are each defined by the width W and the depth D of the housing 142 and face in opposite directions.
  • the housing 142 is elongate along a longitudinal orientation along which the length L extends with the length L being longer than the width W and the width W being longer than the depth D.
  • the housing 142 includes a base 148 and a front cover 150 that mounts to the base 148 to enclose an interior of the housing 142.
  • the base 148 can include a rear side including a rear connection interface 151 (see FIG. 23) adapted for connection with a mating enclosure mounting interface 302 of the mounting bracket 300 of FIG 30.
  • the base 148 also includes side extensions 153 defining fastener openings 155 for receiving fasteners (e.g., screws) used to secure the housing 142 directly to a mounting location without using the mounting bracket 300.
  • the front cover 150 includes a front wall 156 that extends along the length L of the housing 142 between the first and second ends 144, 146 of the housing 142.
  • the front cover 150 also includes end walls 158 positioned at the first and second ends 144, 146 of the housing 142 and first and second side walls 160, 162 that extend along the length L between the end walls 158 at the first and second ends 144, 146 of the housing 142.
  • the end walls 158 are coupled to (e.g., unitarily formed with) the side walls 160, 162 and the front wall 156.
  • the end walls 158 each defines adapter mounting openings 164 spaced apart from one another in an orientation that extends along the width W of the housing 142.
  • the front cover 150 includes an open rear side 166 (see FIG. 29) opposite the front wall 156.
  • the open rear side 166 is defined by rear portions (e.g., rear edges) of the end walls 158 and the first and second side walls 160, 162.
  • the telecommunication enclosure 140 includes fiber optic adapters 52 (e.g., of the type previously described herein) that mount within the adapter mounting openings 164.
  • the fiber optic adapters 52 can includes first fiber optic adapters 52a mounted within the adapter mounting openings 164 at the first end 144 of the housing 142 and second fiber optic adapters 52b mounted within the adapter mounting openings 164 at the second end 146 of the housing 142.
  • the fiber optic adapters 52a, 52b include external ports 50 that face in opposite directions and are adapted to receive hardened fiber optic connectors (e.g., hardened fiber optic connectors 54) from outside the telecommunication enclosure 140.
  • Fiber optic connectors e.g., SC fiber optic connectors such as fiber optic connectors 62
  • first fiber optic connectors 62a are mounted within inner ports of the first fiber optic adapters 52a
  • second fiber optic connectors 62b are mounted within inner ports of the second fiber optic adapters 52b.
  • the telecommunication enclosure 140 also includes a component mounting panel 170 (see FIGS. 24 and 28) that mounts within the front cover 150.
  • the component mounting panel 170 is mounting in the front cover 150 by inserting the component mounting panel 170 through the open rear side 166 of the front cover 150 and snapping the component mounting panel 170 between the first and second side walls 160, 162 of the front cover 150 such that a snap-fit engagement between the component mounting panel 170 and the first and second side walls 160, 162 retains the component mounting panel 170 at a mounted position (see Fig. 28) within the front cover 150.
  • the snap-fit engagement is provided by flexing the component mounting panel 170 to allow longitudinal edges 172 of the component mounting panel to fit within grooves 174 defined by the first and second side walls 160, 162.
  • the component mounting panel 170 has a resilient construction such that when flexed the component mounting panel is biased to return to a non-flexed planar orientation.
  • the resilient construction of the component mounting panel 170 forces the longitudinal edges 172 into the grooves 174 as the component mounting panel 170 is urged toward the planar configuration to provide retention of the component mounting panel 170 within the front cover 150.
  • the component mounting panel 170 is configured to allow telecommunication components (e.g., passive optical splitter holders, optical tap holders, wavelength division multi-plexer holders, optical splice holders, fiber routing channels, etc.) to be mounted to the component mounting panel 170.
  • the component mounting panel 170 can include sets of mounting openings 175 for attaching the telecommunication components to the component mounting panel 170.
  • the telecommunications components can be secured to the component mounting panel 170 by snap-in tongue and groove interfaces as disclosed by PCT International Publication No. WO 2019/160995 which is hereby incorporated by reference in its entirety.
  • the component mounting panel 170 has a flat construction and is devoid of any unitary walls or other structure for guiding fibers or for providing bend radius protection. Instead, such features can be provided by attaching suitable telecommunication components to the component mounting panel 170.
  • the longitudinal edges 172 can be chamfered to facilitate snapping the component outing panel 170 into the grooves 170.
  • the component mounting panel 170 can have a constant thickness, except for at the chamfers, and the mounting openings 175 can extend through the thickness.
  • the component mounting panel 170 has a front side 176 and a rear side 178.
  • the front side 176 faces toward and is spaced from the front wall 156 and the rear side 178 faces toward and is spaced from the base 148.
  • Telecommunication components are adapted to mount to the rear side 178 of the component mounting panel 170 so as to be readily accessible at the back side of the front cover 150 when the front cover 150 is not attached to the base 148.
  • components such as a holder 179 holding an optical splice 180 and a passive optical splitter 181; an optical tap module 182 and a set of fiber guide components 184 are shown attached to the rear side 178 of the component mounting panel 170.
  • the front side 176 of the component mounting panel 170 faces toward and overlaps the first and second fiber optic connectors 62a, 62b.
  • optical fibers 186 corresponding to the first and second fiber optic connectors 62a, 62b are routed across the rear side 178 of the component mounting panel 170 between the component mounting panel 170 and the base 148.
  • the telecommunication enclosure 140 can be configured as an optical tap closure.
  • the telecommunication enclosure 140 can include an optical tap 190 for passing a first pass-through portion of an optical signal longitudinally through the enclosure from one of the fiber optic connectors 62a to one of the fiber optic connectors 62b (the pass-through portion is passed through the enclosure between pass-through ports of the enclosure defined by the external ports of the fiber optic adapters corresponding to the connectors 62a, 62b).
  • a second tap portion of the optical signal is routed to the input of a passive optical splitter 191.
  • Outputs of the passive optical splitter 191 are connected to the connectors 62a, 62b not utilized as pass-through connectors to provide optical connectivity to drop ports of the enclosure adapted to be connected to drop lines connectorized by hardened connectors.
  • the tap 190 and the spitter 191 can be supported at the rear side of the component mounting panel 170.
  • the optical fibers can be routed in a looped configuration that extends across the rear side of the component mounting panel 170.
  • the telecommunication enclosure can be configured as an indexing terminal. Example indexing and tap configurations suitable for use in the enclosure are disclosed by PCT international Publication No. WO 2020/236523 which is hereby incorporated by reference in its entirety.
  • FIGS. 30-32 depict the enclosure mounting bracket 300 having the mating enclosure mounting interface 302 adapted to couple with the rear connection interface 151 defined by the base 148 of the telecommunication enclosure 140 for allowing the telecommunication enclosure 140 to be attached to the enclosure mounting bracket 300.
  • the interfaces 151, 302 slide to an interlocked position and are latched in the interlocked positioned.
  • a release bar 304 is mounted on the enclosure mounting bracket for unlatching the interfaces 151, 302 from each other to allow the telecommunication enclosure 140 to be released from the enclosure mounting bracket.
  • the release bar 304 is manually slid in a lateral direction to unlatch the interfaces 151, 302. Further details about the operation of the interfaces are described in PCT International Publication No.
  • the enclosure mounting bracket 300 can be directly mounted to a mounting structure (e.g., pole, wall, hand-hole, strand, etc.) or can be mounted to a mounting structure via an intermediate cover assembly 400.
  • cable retention structures e.g., clips, fingers, grips, etc.
  • e cable retention structures can be integrated with the enclosure mounting bracket 300.
  • e cable retention structures cab be integrated near one or more corner locations 301 adjacent the front of the enclosure mounting bracket.
  • the enclosure mounting bracket 300 includes a front 310 and a rear 312.
  • the front 310 of the enclosure mounting bracket 300 includes the enclosure mounting interface 302 for attaching an enclosure (e.g., the enclosure 140) to the front 310 of the enclosure mounting bracket 300.
  • the release bar 304 slidably mounts at the front of the enclosure mounting bracket 300 and can be detached from the enclosure mounting bracket 300 to facilitate mounting the enclosure mounting bracket 300 within the cover assembly 400.
  • the enclosure mounting bracket 300 includes a cable storage spool 314 located between the front 310 and the rear 312 of the enclosure mounting bracket 300.
  • the cable storage spool 314 can include a spooling portion 316 having upper and lower curved surfaces 317 about which a cable such as a fiber optic cable can be coiled/ spooled.
  • the cable storage spool 314 also is shown including front flanges 318 and rear flanges 320 between which the cable is spooled on the spooling portion 316 wherein the flanges 318, 320 provide axial containment of the spooled cable on the spooling portion 316.
  • the enclosure mounting bracket 300 also defines first mounting openings 322 at the rear 312 of the enclosure mounting bracket 300 for securing the enclosure mounting bracket 300 to a mounting location when the enclosure mounting bracket 300 is not used in combination with the cover assembly 400.
  • Fasteners e.g., screws, ties, straps, nails, etc.
  • the first mounting openings are shown extending through the upper and lower rear flanges 320; but could be elsewhere such as defined by tabs or other projections that project from the bracket 300.
  • the cover assembly 400 includes a housing 404 for receiving the enclosure mounting bracket 300.
  • the housing 404 includes a rear base 406 and a front cover 408 for covering the rear base 406.
  • the rear base 406 includes a rotational connection interface 410 defining an axis of rotation 412 extending in a front- to-rear orientation.
  • the enclosure mounting bracket 300 is rotationally mountable at the rotational connection interface 410 within the housing 404 such that the enclosure mounting bracket 300 is rotatable about the axis of rotation 412 relative to the rear base 406.
  • the front cover 408 is mountable over the enclosure mounting bracket 300 with the enclosure mounting interface 302 projecting through the front cover 408 so as to be accessible at a front of the front cover 408 when the enclosure mounting bracket 300 is positioned within the housing 404.
  • the front cover 408 can define an opening 414 for receiving the enclosure mounting interface 302
  • the enclosure mounting bracket 300 can include latches 416 for latching the enclosure mounting bracket 300 within the opening 414.
  • the release bar 304 can be removed from the enclosure mounting bracket 300 to allow the enclosure mounting interface 302 to be inserted through the opening 414 in a rear-to-front direction, and then can be re-installed on the enclosure mounting bracket 300 after the enclosure mounting interface 302 has been inserted through the opening 414.
  • the front cover 408 defines a first cable opening 420 for receiving a first end 421 of a cable 422 coiled about the cable storage spool 314 such that the first end 421 can be coupled to the enclosure 140 (e.g., to a hardened port of the enclosure via a hardened connector).
  • the exterior of the front cover 408 can include a cable retention feature 450 (e.g., an integral clip, finger, slot, grip, etc.) for facilitating routing of the first end of the cable 422 and for securing the first end portion of the cable 422 to the front cover 408.
  • the first cable opening 420 is configured to accommodate coiling from either direction (right hand or left hand coiling) and is large enough to allow a hardened connector to be inserted therethrough.
  • the rear base 406 defines a second cable opening 426 for receiving a second end 428 of the cable 422 for allowing the cable 422 to be paid out from or wound onto the cable storage spool 314 when the enclosure mounting bracket 300 is mounted with the housing 404.
  • the second cable opening 426 is configured to accommodate coiling from either direction (right hand or left hand coiling) and has an access slot 424 for allowing the cable 422 to be laterally inserted into the opening 420.
  • the second end 428 of the cable 422 can be connected to a downstream terminal in a chain of terminals (e.g., in a chain of indexing or tap terminals).
  • the second end of an upstream terminal can be plugged into another hardened port of the enclosure 140.
  • the front cover 408 and the enclosure mounting bracket 300 rotate in unison with each other relative to the rear base 406.
  • the second end 428 of the cable 422 can be pulled to cause the bracket 300 and the front cover 408 to rotate in unison as the cable is pulled from the spool 314.
  • the front cover 408 and the bracket 300 are rotated relative to the base 406 causing the cable 422 to coil on the spool 314 and be draw into the housing 404.
  • Coiling and uncoiling can also be done manually by removing the enclosure mounting bracket 300 from the housing 404.
  • the rear base 406 defines second mounting openings 430 for securing the rear base 406 to a mounting location (e.g., a pole, wall, hand-hole, strand, etc.) by fasteners.
  • the enclosure mounting bracket 300 rotationally mounts to a hub 432 of the rear base 406 by a snap-fit connection.
  • the enclosure mounting bracket 300 bears against an inside and an outside of the hub 432.
  • the enclosure mounting bracket 300 includes rear ribs 434 for bearing against the outside of the hub 432, the rear ribs 434 having tapered lead-in surfaces 436 for guiding insertion of the enclosure mounting bracket 300 over the hub 432.
  • the enclosure mounting bracket 300 includes a set of fingers 436 that latch within the hub 432. The fingers 436 are depicted having outer curved bearing surfaces 438 that extend about the axis of rotation 412 when the enclosure mounting bracket 300 is secured to the rear base 406.
  • the hub 432 can include internal resilient cantilevers having free ends that engage the enclosure mounting bracket 300 to assist in centering the enclosure mounting bracket about the axis of rotation 412.
  • a detent arrangement 440 is defined between the enclosure mounting bracket 300 and the rear base 406 for biasing the enclosure mounting bracket 300 toward a desired rotational position with respect to the rear base 406 (e.g., the vertically oriented position of FIG. 34).
  • the detent can be formed by flats 442 and curved portions 444 provided on the exterior of the hub 432 that work in concert with resilient beams 390 of the enclosure mounting bracket 300 to provide a detent function.
  • the curved portions 444 project further from the axis of rotation 412 than the flats 442 and are adapted to engage and cause flexing of the beams 390 as the curved portions contact the beams 390 during rotation of the bracket 300 relative to the rear base 406.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

La présente divulgation concerne des dispositifs et des systèmes de télécommunication ayant des agencements de bobinage de câble pour faciliter le stockage de câble et/ou le déploiement de câble. La présente divulgation concerne également des supports et des enceintes de télécommunication qui peuvent être utilisés avec des agencements de bobinage de câble.
PCT/US2023/077938 2022-10-28 2023-10-26 Enceinte de télécommunication avec bobine WO2024092142A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202263420462P 2022-10-28 2022-10-28
US63/420,462 2022-10-28
US202363495453P 2023-04-11 2023-04-11
US63/495,453 2023-04-11

Publications (1)

Publication Number Publication Date
WO2024092142A1 true WO2024092142A1 (fr) 2024-05-02

Family

ID=90832096

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2023/077938 WO2024092142A1 (fr) 2022-10-28 2023-10-26 Enceinte de télécommunication avec bobine

Country Status (1)

Country Link
WO (1) WO2024092142A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080131132A1 (en) * 2006-12-01 2008-06-05 Solheid James J Network interface device
US20090074370A1 (en) * 2007-08-06 2009-03-19 Adc Telecommunications, Inc. Fiber optic enclosure with internal cable spool
US20110164854A1 (en) * 2008-09-23 2011-07-07 Christophe Desard Fiber distribution enclosure with extractable organizer
US20130284843A1 (en) * 2012-04-30 2013-10-31 Adc Telecommunications, Inc. Cable storage spool with center feed
US20190033547A1 (en) * 2016-02-12 2019-01-31 Communications Systems, Inc. Cable spool and storage

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080131132A1 (en) * 2006-12-01 2008-06-05 Solheid James J Network interface device
US20090074370A1 (en) * 2007-08-06 2009-03-19 Adc Telecommunications, Inc. Fiber optic enclosure with internal cable spool
US20110164854A1 (en) * 2008-09-23 2011-07-07 Christophe Desard Fiber distribution enclosure with extractable organizer
US20130284843A1 (en) * 2012-04-30 2013-10-31 Adc Telecommunications, Inc. Cable storage spool with center feed
US20190033547A1 (en) * 2016-02-12 2019-01-31 Communications Systems, Inc. Cable spool and storage

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