Stub coupling for combined cable (options)

 

The invention relates to underground pipelines and composite cable including fiber optic cable and electrical cables and/or control. The clutch includes a housing in which is located a tray, on which are fixed reserve of optical modules and splices of optical fibers, and the nodes connecting copper conductors, protective metal detachable cover that gap is the case made of a polymer material and consists of Golovnina and a cylindrical cap. The gap between the housing and the housing is filled with foamed polyurethane sealant. Golovnin contains a first nozzle for pressurized input segments combined cable and a few additional connections to the branch electrical cables. Additional connections are made with the opportunity to install the plugs. The opening cross-section of the first pipe is oval. Inside the housing is mounted on the bracket, made in the form of two metal rods, first ends of which are secured bearing element made in the form of transverse bridges. The second ends of the rods are fixed in the holes of Golovnina, at some distance from the second ends a cap. Copper veins and nodes connecting copper conductors attached to a metal grate, which is installed with the first side support member and the second side support member attached to the tray. Aluminum shell each segment of the combined cable connected with copper wire to run jumpers inside the housing with copper conductors insulated encapsulated wires for execution ground outside the casing, Golovnin and a cylindrical cap made with annular projections, which put heat shrink tube. The invention provides improved durability and reliability of the coupling and extension of its functionality by performing removal of cables with copper conductors and connections in various types of composite cables. 2 C. and 7 C.p. f-crystals, 4 Il.

The invention relates to underground strip combo cable, including fiber-optic cable (FOC) and the communication cables and/or control with copper conductors.

Design of composite cables for the air strip and underground pipelines are designed and manufactured with the purpose of obtaining economic benefit from the replacement of three cables - wok, emetrol 0,7 mm

The prior art coupling (1) for the air strip wok on high-voltage overhead line, which contains the protective cover mounted directly on the high-voltage power lines, and splices of optical fibers.

A disadvantage of the known coupling is low reliability due to the presence of shielding, vibration and resonance phenomena in "the dance of wires and inconvenience of repairs.

The prior art also coupling MTOC-96-01 (2), designed to connect the wok, laid in the soil, and to increase mechanical strength when operating in the ground the clutch is done in a protective cast-iron casing.

The disadvantage of the clutch (2) is that it has limited functionality by providing the possibility of fixing it only SAIs, armored steel wires.

The prior art coupling (3) for the combined cable, including the SAI and cables with copper conductors (prototype), comprising a housing in which a tray with a stockpile of optical modules and cassette with splices of optical fibers wok and nodes connecting copper conductors.

The disadvantage of this coupling is that it can not be used for underground lived, while it does not provide a means to ensure the heat from the clutch cables with copper conductors and SAI.

The objective of the invention is to increase the strength and reliability of the coupling and extension of its functionality by performing removal of cables with copper conductors to different consumers, which is relevant for the formation of lines of communication, and connectivity in various types of composite cables.

This technical result is achieved in that the coupling for the combined cable, comprising a housing in which a tray with a stockpile of optical modules and at least one cassette with splices of optical fibers wok, and the nodes connecting copper conductors, includes detachable protective metal casing, in which the gap is the case made of a polymer material and consists of Golovnina and a cylindrical cap, and the gap between the housing and the housing is filled with foamed polyurethane sealant, Golovnin contains a first nozzle for pressurized input segments combined cable and a few extra connections for branch cables with copper conductors and FOC, with additional Patras which is oval, inside the housing is mounted on the bracket, made in the form of two metal rods, first ends of which are secured bearing element made in the form of transverse ridges, while the second ends of the rods are fixed in the holes of Golovnina, at some distance from the second ends of the rods are bent so that the supporting member is located at a distance from the axis of symmetry of the cylindrical cap, copper wires and nodes connecting copper conductors, made in the form located in the plastic liner splices attached to a metal grate, which is installed with the first side support member and the second side support member, opposite the first, attached tray, aluminum shell, each segment of the combined cable connected with copper wire to run jumpers, zakolachivaniya the inside of the housing with copper conductors insulated encapsulated wires for execution ground outside the protective casing, Golovnin and a cylindrical cap made with ring tabs that are wearing heat-shrinkable tube (HERE).

Ponpoko each segment of the combined cable can be connected with copper wire to run jumper is selenia outside of the protective casing.

Copper wires are attached preferably to a metal grate nylon ties.

When using the wok with the Central power element on the first side support member of the bracket is fixed load-bearing element of the SAI.

Pieces of composite cables (the ends of a connected construction of the combined lengths of the cables) is fixed in the first pipe with two liners, part of the outer side surface which is planar and at an angle to the ends of the liners, the liners are installed in the oval hole between the joined segments (ends) of the combined cable with the possibility of contacting their flat surfaces.

The liners are made with holes for output sealed insulated wires of the polymeric housing of the coupling.

The nozzles of Golovnina and the outer surface of the combined ends of the first pipe is wearing HERE.

The invention is illustrated in Fig.1-4.

In Fig. 1 shows the construction of dead-end couplings without cast-iron casing and without entering ends of the joined cable ends.

In Fig. 2 and 3 shows a design dead-end coupling with a protective cast iron casing with the ends of the joined composite cable with aluminiowa and put the ends of the joined sections of a combined cable with buenaposada.

Stub coupler includes a housing made of polymeric material and comprising a cylindrical cap 1, which is attached to opolovnyku 2. The cap 1 and Golovnin 2 made with annular projections at their ends, which are to ensure the seal is worn HERE with 3 glue layer on the inside.

Golovnin 2 contains the first pipe 4, in which the cross-section of the inner hole is made preferably oval in the hole tightly entered the joined segments combined cable 19, and a few, such as 4, additional nozzles 5 with round holes for tight output titulada copper communication cables and/or control (not shown).

Additional nozzles 5 are executed with the opportunity to install the plugs in the case where copper cables are not removed from the clutch.

In case there is a bracket 6, is made in the form of two steel rods on the first end of which is bearing element made in the form of a preferably transverse parallel ridges, and the second ends of the rods are fixed in the holes 7 of Golovnina 2. Steel rods bent at some distance from their second ends thus

On the first (bottom) side of the bearing member fixed metal grille 8, which uses nylon ties 9 attached copper wires 33 high frequency communication cable and copper strands 34 low-frequency communication cable nodes 10 connection of copper conductors these cables are made in the form of soldered twists copper conductors, placed in plastic sleeves 31 and 32 length of about 40 mm, made of polyethylene pipes with diameters of 2.5 mm and 6.5 mm, respectively, for low and high frequency cables.

If you want to perform branching high-frequency and/or low-frequency cables and/or control of the clutch, part of the copper conductors these cables are connected, for example by twisting and soldering, copper cables, installed in the secondary nozzles 5.

From the other side (top) of the bracket 6 on the two pins as clamps (not shown), the tray 11 with the shoulder, which are reserve optical modules 12 and at least one cassette 13 with a stockpile of optical fibers 14, the clusters in which the cylinder liner kit protection cluster (sleeve CDSS) 15 laid in the slots of the cradle 16 of the cartridge 13, which is closed by a cover 30. Cover 30, Cass is OK with the Central power element, the latter is attached to one of the steel lintels bracket with its lower side by means of two clamps 18 installed on the jumper.

In the first branch pipe 4 has two liner 20, in which the holes of the coupling grounding wires 21. Part of the outer side surface of the liners is planar and at an angle to the ends of the liners 20, with the liners installed in the oval hole between the joined segments (ends) of the combined cable with the possibility of contacting their flat surfaces. Flat surface established between the combined cables liners 20 tightly contact with each other and draw line segments installed in the first pipe composite cables to the inner surface of the first pipe, providing a secure fit.

Coming out of the first pipe 4 pieces combo cable sealed in him with the help of theN 22 with a glue inner layer, which is simultaneously attached to the socket and the outer surface of the composite cables 19. For tucked up HERE 22 to the surface of the cable 19 can be used fork item - bol (not shown).

Entered into the socket 4 agrown is provided by the dotted line) and on-site maintenance is wound a few turns (band) 24 copper wires, which are then soldered to the aluminum shell 23. At the ends of the copper wires from each of the aluminum shell is made twisting 25 with subsequent soldering, i.e., the inside of the case is made jumper (short-circuit) all aluminum shells of connected segments of the cables.

When using composite cables with buenaposada of steel belts similar jumper can be performed for branlant running brace 26 (jumper not shown). This jumper is located in the protective shroud 29, but outside the clutch housing made of polymeric material.

Another option on each end of the composite cable 19 on the aluminum shell 23 can be made your brace 24, which is connected with a copper core insulated sealed ground conductor 21, while the two wires 21 extend from the housing through the hole in the liner. Wires 21 have a copper core with cross-sectional area of 4 mm2. Wires are used to perform grounding aluminum shell out the clutch, for example in the container, connected to the earth lead (not shown).

Similarly to the steel belts bronepaketom of connected line segments combined cable soldered copper wires correspond to the specified container to effect the grounding of bronepaketom.

When using cables with alumina-PE sheath 23 short-circuit screen of aluminum foil (ribbon) of these membranes is performed using jumper cut copper insulated wire, the ends of which are mounted clamps, such as "crocodile-like" (not shown) through which made short-circuit screen of aluminum foil (tape) alumina-PE shell or runs from alumina-PE sheath conclusion of the clutch insulated copper wire for earthing.

To perform sealing at the assembled sealed enclosure with cuts combined cable 19 is worn two plastic bags (not shown), one of which is firmly attached to the casing, and the second is with a gap. Case in packages come with a detachable protective metal, such as cast iron casing. Fill the gap between the packages self-expanding polyurethane sealant 28, then fasten the front of the heater, for example with screws and sealant expands, over time turned into a hard porous mass. To prevent leakage of the sealant from the clutch packs are wrapped around coming out of the coupling segments of cables and fixed lipkie underground installation due to the presence of sealing the various nodes, has a wide functionality by providing connectivity to various types of composite cables, namely: - cables with aluminium sheath and protective outer plastic shell is lightweight cables with alumina-PE sheath, cables with aluminum shell, armor of steel belts and an outer polyethylene jacket.

Sources of information 1. U.S. patent 5696864, CL G 02 In 6/46.

2. Technical reference "Cables, wires, materials for the cable industry", edition NLO 2 "Ellipse", 1999, page 111.

3. U.S. patent 5727100, CL G 02 In 6/36.

Claims

1. Stub coupling for combined cable, comprising a housing in which is located a tray, on which are fixed reserve of optical modules and at least one cassette with splices of optical fibers fiber optic cable (FOC), and the nodes connecting copper conductors, characterized in that it contains detachable protective metal casing, in which the gap is the case made of a polymer material and consists of Golovnina and a cylindrical cap, and the gap between the housing and the housing is filled with foamed polyurethane waterproof bags which are additional connections to the branch of copper cables and SAI, additional connections are made with the opportunity to install the plugs, the opening cross-section of the first pipe is oval, inside the housing mounted on the bracket, made in the form of two metal rods, first ends of which are secured bearing element made in the form of transverse ridges, while the second ends of the rods are fixed in the holes of Golovnina, at some distance from the second ends of the rods are bent so that the supporting member is located at a distance from the axis of symmetry of the cylindrical cap, copper wires and nodes connecting copper conductors, made in the form located in the plastic liner splices, attached to a metal grate, which is installed with the first side support member and the second side support member, opposite the first, attached tray, aluminum shell, each segment of the combined cable connected with copper wire to run the jumper between the aluminum casing inside of the housing with copper conductors insulated encapsulated wires for execution ground outside the protective casing, Golovnin and a cylindrical cap made with annular projections on cockadoo cut combo cable is connected to the copper core insulated encapsulated wires for execution ground outside the protective casing.

3. Stub coupler under item 1, characterized in that ponpoko each segment of the combined cable connected to the copper conductor to perform a jumper between bronepaketom in a protective cover.

4. Stub coupler according to any one of the preceding paragraphs, characterized in that the copper wires attached to a metal grate nylon ties.

5. Stub coupler according to any one of the preceding paragraphs, characterized in that the first side support member of the bracket is fixed load-bearing element of the SAI.

6. Stub coupler according to any one of the preceding paragraphs, characterized in that the segments of the combined cables are attached to the first pipe with two liners, part of the outer side surface which is planar and at an angle to the ends of the liners, the liners are installed in the oval hole between connected segments of a combined cable with the possibility of contacting their flat surfaces.

7. Stub coupler on p. 6, characterized in that the inserts are made with holes for output sealed insulated wires from the case.

8. Stub coupler according to any one of the preceding paragraphs, characterized in that the nozzles of Golovnina and naru is containing a series of case, where is the tray, which is fixed to reserve optical modules and at least one cassette with splices of optical fibers fiber optic cable (FOC), and the nodes connecting copper conductors, characterized in that it contains detachable protective metal casing, in which the gap is the case made of a polymer material and consists of Golovnina and a cylindrical cap, and the gap between the housing and the housing is filled with foamed polyurethane sealant, Golovnin contains a first nozzle for pressurized input segments combined cable with illumposition shell and a few extra pipes to taps of copper cables and FOC, with additional connections made with the possibility of installing the plugs, the opening cross-section of the first pipe is oval, inside the housing mounted on the bracket, made in the form of two metal rods, first ends of which are secured bearing element made in the form of transverse ridges, while the second ends of the rods are fixed in the holes of Golovnina, at some distance from the second ends of the rods are bent so that you are the copper conductors, made in the form located in the plastic liner splices attached to a metal grate, which is installed with the first side support member and the second side support member, opposite the first, attached to the tray, while alumina-PE sheath each segment of the combined cable connected with copper wire, the ends of which are mounted clamps, such as "crocodile-like", with which you short-circuit screens of aluminum foil alumina-PE membranes connect composite cables or running output from each of the connected end of the cable - copper conductor insulated encapsulated wires for execution ground outside the protective casing, Golovnin and a cylindrical cap made with ring tabs that are worn HERE.

 

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