Compression splice sleeve for an electric cable connection (options)

 

The invention relates to the connecting couplings designed for jointing construction of the lengths of the electric communication cables laid in cable ducts, sewers, tunnels, walls of buildings. The technical result of the invention is to improve the reliability and manufacturability of the coupling and extension of functionality by increasing the number of branches. The clutch includes a housing with a pipe to enter the main cable coupled to the housing of Golovnin with sockets for output branches off cables, sealed splices copper conductors with polyethylene insulation lived and installed in ugolovnika a sleeve of insulating material. The nozzles of Golovnina made with conical holes in the sealing membranes branches off of the cables. Clusters of veins are filled with sealing filler formwork made of film, one edge of which is sealed to the sheath of the main cable and the second edge hermetically secured on the outer surface of the liner protrusion at its first end. On top of the casing is made of at least two layers of PVC tape. Screens main and branches off of the cables is edinitsami screen, mounted on alumina-PE membranes of the main and branches off of the cables. The junction of the body and Golovnina and place of the pair of the nozzle housing with the main cable is sealed. According to the second variant of the device of the second edge of the film casing is hermetically secured on the outer surface of the protrusion of Golovnina made at its second end. 2 s and 5 C.p. f-crystals, 2 Il.

The invention relates to the connecting couplings designed for jointing construction of the lengths of the electric communication cables laid in cable ducts, sewers, tunnels, walls of buildings.

Known construction compression splice couplings on two or three areas and methods of their installation with completing the splice lived with various gels and hydrophobic aggregates (1, 2).

Compression couplings provide full waterproof and 100% protection of splices lived communication cables with polyethylene insulation lived type of CCI, as not contained under positive air pressure, i.e., communication cables, filled with hydrophobic filler, and communication cables without hydrophobic filler.

Known compression couplings contain case with Petrovka the th and sealed splices copper with polyethylene insulation lived electric communication cables.

A disadvantage of the known compression couplings is that they provide a branching cable conductors only on two or three areas and may not be used for branching in four or more directions, i.e., have limited functionality. In addition, the known couplings have low reliability and difficult to manufacture.

The technical result of the invention is to improve the reliability and manufacturability of the coupling and extension of functionality by increasing the number of branches.

This technical result is achieved in the device according to the first embodiment by the fact that compression y at least two directional coupler for electrical communication cable, comprising a housing with a pipe to enter the main cable coupled to the housing of Golovnin with sockets for output branches off of the cables and sealed splices copper conductors with polyethylene insulation, contains established in ugolovnika a sleeve of insulating material, while the nozzles of Golovnina made with conical holes in the sealing membranes branches off cables, splices veins are filled with sealant C is blanching, and the second edge hermetically secured on the outer surface of the projection made at the end of the sleeves, on top of the casing is made of at least two layers of PVC tape, screens main and branches off cables repaired with copper insulated wires inside the casing and connected to the connectors of the screen, mounted on alumina-PE membranes of the main and branches off of the cables, and the junction of the body and Golovnina and place of the pair of the nozzle housing with the main cable sealed.

In private cases, perform clutch:

- sealing membranes branches off of the cables through the holes in the spouts are made using mastic tape,

- over contact of the film with the main cable and the outer surface of the sleeve at its first end at least one layer of mastic tape,

film is made of polyethylene.

- place pairing of the socket housing with the main cable sealed mastic tape, masking tape or ribbon Armorcast,

the junction of the body and Golovnina sealed mastic tape, masking tape or ribbon Armorcast.

The specified technical result two directions sleeve for electric cable connection, comprising a housing with a pipe to enter the main cable coupled to the housing of Golovnin, at the first end of the pipe output branches off of the cables, and sealed splices copper conductors with polyethylene insulation, pipes of Golovnina made with conical holes in the sealing membranes branches off cables, splices veins are filled with sealing filler formwork made of plastic film, one edge of which is sealed to the sheath of the main cable and the second edge hermetically secured on the outer surface of the protrusion of Golovnina made at its second end located inside the housing, on top of the casing is made of at least two layers of PVC tape, screens main and branches off cables repaired with copper insulated wires inside the casing and connected to the connectors of the screen, mounted on alumina-PE membranes of the main and branches off of the cables, and the junction of the body and Golovnina and place of the pair of the nozzle housing with the main cable sealed.

The invention is illustrated using Phi the four directions.

Compression y coupling (see Fig.1 and 2) mounted on the main cable 1 and branches off the cables 2-5, includes a housing 6 with an elongated nozzle 7 to enter the main cable and coupled to the housing 1 made of insulating material Golovnin 8, the first end of the pipe 9 for the installation of cables 2-5 (number of branches off of the cables preferably equal to four, but may be two, three or more than four). Each nozzle of Golovnina 8 provided with a tapered hole 10. Branches off the cables 2-5 sealed in conical holes 10 of the nozzles of Golovnina 8 using mastic tape 11. The main screens of the cable 1, and branches off cables 2-5 restored using copper insulated wire 12 and connectors of the screen 13, which is mounted under the alumina-PE sheath cable connection. The junction of the housing 6 with ugolovnikom 8, and the coupling pipe body 6 with the main cable 1 sealed, for example wrapped mastic tape 11, the tape and the tape 14 from the structural material Armacost (3).

Intergrowths lived (not shown) of electrical cables 1-5 and insulated copper wire 12 are located in the casing 15, is made of polyethylene is th cable 1, and the second opposite edge of the film is hermetically attached, for example by winding the tape 11, one variant of the invention (see Fig.1) to the outer surface of the projection made at the end of the plastic sleeve 16 that is installed in ugolovnika 8, or to the ledge (see Fig.2) Golovnina 8, made at its second end located inside the housing 6.

The casing 15 is filled sealing filler 17, for example a hydrophobic compound or gel. The space inside Golovnina around 8 branches off cables 2-5 can also be filled with a sealing filler 17.

On top of the casing 15 is a winding PVC tape 14 and several layers of insulating tape, applied with an overlap onto alumina-PE sheath of the main cable 1 and the outer surface, adjacent to the liner protrusion 16 or Golovnina 8.

Sources of information

1. Clutch compression type SCQ. Instructions SSE state Committee of Russia. - SSCTB THOMASS, October 1996.

2. Installation manual compression couplings type FCS for cables with a capacity from 10 to 100 pairs. - SCTRESS, October 1996.

3. Materials and equipment for construction of cable lines. Reference book American the Compression y at least two directional coupler for electrical communication cable, comprising a housing with a pipe to enter the main cable coupled to the housing of Golovnin with sockets for output branches off of the cables and sealed splices copper conductors with polyethylene insulation, characterized in that it contains installed in ugolovnika a sleeve of insulating material, the nozzles of Golovnina made with conical holes in the sealing membranes branches off cables, splices veins are filled with sealing filler formwork made of plastic film, one edge of which is sealed to the sheath of the main cable and the second edge hermetically secured on the outer surface of the liner protrusion, made her butt, on top of the casing is made of at least two layers of PVC tape, screens main and branches off cables repaired with copper insulated wires inside the casing and connected to the connectors of the screen, mounted on alumina-PE membranes of the main and branches off of the cables, and the junction of the body and Golovnina and place of the pair of the nozzle housing with the main cable sealed.

2. Compression time is of ubcov made with mastic tape.

3. Compression splitter clutch under item 1 or 2, characterized in that on top of the seat fixing film sheath of the main cable and the outer surface of the liner protrusion at its first end at least one layer of mastic tape.

4. Compression splitter coupler according to any one of paragraphs.1-3, characterized in that the casing is made of plastic film.

5. Compression splitter coupler according to any one of paragraphs.1-4, characterized in that the coupling pipe body with the main cable sealed mastic tape, masking tape and tape Armorcast.

6. Compression splitter coupler according to any one of the preceding paragraphs, characterized in that the junction of the body and Golovnina sealed mastic tape, masking tape and tape Armorcast.

7. Compression y at least two directional coupler for electrical communication cable, comprising a housing with a pipe to enter the main cable coupled to the housing of Golovnin, at the first end of the pipe output branches off of the cables, and sealed splices copper conductors with polyethylene insulation, characterized in that the nozzles of Golovnina survived are filled with sealing filler formwork, made of plastic film, one edge of which is sealed to the sheath of the main cable and the second edge of the film is sealed on the outer surface of the protrusion of Golovnina made at its second end located inside the housing on top of the casing is made of at least two layers of PVC tape, screens main and branches off cables repaired with copper insulated wires inside the casing and connected to the connectors of the screen, mounted on alumina-PE membranes of the main and branches off of the cables, and the junction of the body and Golovnina and place of the pair of the nozzle housing with the main cable is sealed.

 

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