CN212483945U

CN212483945U - Full-dry SST optical cable and manufacturing equipment

Info

Publication number: CN212483945U
Application number: CN202021942313.6U
Authority: CN
Inventors: 余领; 王波; 于永涛; 尹炜星; 王振祥
Original assignee: Shenzhen SDG Information Co Ltd
Current assignee: Shenzhen SDG Information Co Ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-02-05
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a full-dry SST optical cable and manufacturing equipment, which comprises an optical cable body, wherein the optical cable body comprises a central aluminum-clad steel wire and a stainless steel pipe optical unit, the stainless steel pipe optical unit is arranged at the outer end of the central aluminum-clad steel wire in a surrounding way, the stainless steel pipe optical unit comprises a stainless steel pipe, an optical fiber, water-blocking yarns and wrapping water-blocking yarns, the wrapping water-blocking yarns cover a plurality of optical fibers and water-blocking yarns, and the stainless steel pipe covers the outer end surface of the wrapping water-blocking yarns, the optical cable has reasonable structure and convenient and fast use, adopts the water-blocking yarns to replace the traditional factice, is more convenient in the production process and the subsequent maintenance, does not need worry about sticking the hands, influences the construction efficiency, the manufacturing equipment of the utility model ensures that the water-blocking yarns in the optical cable can be uniformly distributed among the optical fiber cores at intervals, simplifies the production and processing processes, the production cost of enterprises is reduced.

Description

Full-dry SST optical cable and manufacturing equipment

Technical Field

The utility model relates to an optical cable technical field, especially a well full-dry type SST optical cable and manufacture equipment.

Background

At present, China has become the biggest world-wide country for producing and using optical fiber cables, and most of the water-blocking technologies of domestic optical cables are ointment filling type optical cables generated in the last 80 years. With the large-scale deployment of fiber to the home and the improvement of environmental awareness, customers put higher demands on the splicing efficiency and environmental protection of optical cables. In the last 90 s, the japanese all-dry optical cable started to be commercialized, and countries such as europe and the united states use the all-dry optical cable in mass commercialization currently, but the use of the all-dry optical cable in China has just started and is not used in commercialization.

In addition, the longitudinal water blocking technology of the OPGW/OPPC optical cable in the current market adopts an ointment filling type, namely, the SST optical unit is filled with the ointment to achieve the purpose of water blocking. However, in the process of manufacturing optical cables and connecting the optical cables during construction, the production and processing efficiency is affected due to the viscosity of the factice, and the optical cables are difficult to clean and cause certain pollution to the environment.

There is therefore a need for a fully dry SST cable and manufacturing equipment.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, provide a full dry-type SST optical cable and manufacture equipment.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides a full-dry type SST optical cable, includes the optical cable body, the optical cable body contains central aluminium package copper wire and stainless steel pipe optical unit, stainless steel pipe optical unit encircles the outer end of setting in central aluminium package copper wire, stainless steel pipe optical unit is including stainless steel pipe, optic fibre, the yarn that blocks water and around the package yarn that blocks water, around the package yarn that blocks water cover in a plurality of optic fibre and the yarn that blocks water, stainless steel pipe cladding is in the outer terminal surface around the package yarn that blocks water.

Preferably, a supporting layer is further arranged on the outer side of the central aluminum clad steel wire, the supporting layer is set to be a plurality of aluminum clad steel wires, and the aluminum clad steel wires are arranged on two sides of the stainless steel tube light unit.

Preferably, the outermost end of the central aluminum-clad steel wire is further provided with a protective layer, and the protective layer is an aluminum-clad steel wire or an aluminum wire.

Preferably, the optical cable body is an OPGW optical cable or an OPPC optical cable.

The utility model provides a full-dry type SST optical cable manufacture equipment, includes to turn right from a left side and is equipped with rack, bobbin, extrusion device and take-up reel in proper order, be equipped with the charging tray of placing that a plurality of confession optical fibers placed on the rack, the bobbin is including support and the guide pulley group of setting on the support, the guide pulley group contains a plurality of double-line guide pulleys and multi-thread guide pulley.

Preferably, the bracket of the bobbin is provided with a fixed sliding groove for the guide wheel set to slide left and right.

Preferably, the double-wire guide wheel and the multi-wire guide wheel are respectively provided with a wire guide groove arranged at intervals.

The utility model has the advantages that: (1) the utility model discloses rational in infrastructure, convenient to use is swift, adopts the yarn that blocks water to replace traditional oleamen, can be more convenient in production process and subsequent maintenance, does not worry can make the hand paste stick, influences the efficiency of construction.

(2) The utility model discloses improve original manufacture equipment, set to double-wire casing guide pulley and multi-wire casing guide pulley through the guide pulley with in the guide pulley group, an optic fibre and a yarn that blocks water carry out the doubling through the double-wire casing guide pulley and handle, all optic fibre after the doubling is handled again with the yarn that blocks water, carry out the doubling once more through the multi-wire casing guide pulley and pour into extrusion device, make fashioned optical cable, make the yarn that blocks water in the optical cable can separate even distribution between the optical fiber core, the technology of production and processing has been simplified, the manufacturing cost of enterprise is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a stainless steel tube light unit according to the present invention.

Fig. 2 is a schematic structural diagram of the OPGW optical cable of the present invention.

Fig. 3 is a schematic structural diagram of the OPPC optical cable of the present invention.

Fig. 4 is a schematic structural diagram of the optical cable manufacturing apparatus of the present invention.

Fig. 5 is a schematic structural view of the bobbin of the present invention.

10. An optical cable body; 20. aluminum clad steel wire; 30. a stainless steel tube light unit; 31. a stainless steel tube; 32. an optical fiber; 33. water-blocking yarns; 34. wrapping water-blocking yarns; 40. an aluminum wire; 50. placing a rack; 51. placing a material tray; 60. a bobbin; 61. a support; 62. a guide wheel group; 621. a double-line guide wheel; 622. a multi-thread guide wheel; 623. a wire guide groove; 70. an extrusion device; 80. a take-up reel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a full-dry SST optical cable comprises an optical cable body 10, wherein the optical cable body 10 includes a central aluminum-clad steel wire 20 and a stainless steel tube optical unit 30, and the stainless steel tube optical unit 30 is disposed around an outer end of the central aluminum-clad steel wire 20, wherein the stainless steel tube optical unit 30 includes a stainless steel tube 31, an optical fiber 32, a water blocking yarn 33, and a wrapped water blocking yarn 34, the wrapped water blocking yarn 34 is wrapped around the optical fibers 32 and the water blocking yarn 33, and the stainless steel tube 31 is wrapped around an outer end surface of the wrapped water blocking yarn 34, so as to achieve a good effect of protecting the internal optical fiber 32.

Wherein, still be equipped with the supporting layer in the outside of center aluminium clad steel wire 20, through setting up the supporting layer into a plurality of aluminium clad steel wires 20, through locating aluminium clad steel wire 20 in the both sides of stainless steel pipe light unit 30, make stainless steel pipe light unit 30 and aluminium clad steel wire 20 on the same layer, prop up stainless steel pipe light unit 30 through aluminium clad steel wire 20 and make it can not damaged by the extrusion.

Wherein, still be equipped with the protective layer at the outermost end of center aluminium clad steel wire 20, through setting up the protective layer as aluminium clad steel wire 20 or aluminium line 40, the inside structure of further protection optical cable prevents to damage.

The optical cable body 10 is an OPGW optical cable or an OPPC optical cable, and is suitable for use in an electric power system, particularly in a newly-built line of 110KV or higher, and can simultaneously implement the functions of optical fiber 32 communication and ground wire.

As shown in fig. 4-5, a manufacturing apparatus for a full-dry SST optical cable includes a rack 50, a bobbin 60, an extruding device 70 and a take-up reel 80 sequentially arranged from left to right, and a plurality of placing trays 51 for placing optical fibers 32 are arranged on the rack 50, so that unprocessed optical fibers 32 can be placed, wherein the bobbin 60 includes a bracket 61 and a guide pulley group 62 arranged on the bracket 61, and the guide pulley group 62 includes a plurality of double-wire guide pulleys 621 and a multi-wire guide pulley 622, so as to guide and combine the unprocessed optical fibers 32.

Wherein, be equipped with the fixed spout that supplies guide pulley group 62 horizontal slip on the support 61 of bobbin 60, can adjust about according to the working distance, select suitable size distance to fix, can satisfy different size demands.

The double-wire guide wheel 621 and the multi-wire guide wheel 622 are respectively provided with the wire grooves 623 arranged at intervals, and the optical fiber 32 or the water blocking yarn is placed in the wire grooves 623 and guided and doubled by the guide wheel set 62, so that the water blocking yarn and the optical fiber 32 can be distributed in the optical cable at intervals, and a good water blocking effect is achieved.

The above embodiments are merely illustrative and not restrictive, and all equivalent changes and modifications made by the methods described in the claims are intended to be included within the scope of the present invention.

Claims

1. A full-dry SST optical cable comprises an optical cable body and is characterized in that: the optical cable body contains central aluminium clad steel wire and stainless steel pipe optical unit, stainless steel pipe optical unit encircles and sets up in the outer end of central aluminium clad steel wire, stainless steel pipe optical unit is including stainless steel pipe, optic fibre, the yarn that blocks water and around the package yarn that blocks water, around the package yarn that blocks water cladding in a plurality of optic fibre and the yarn that blocks water, stainless steel pipe cladding is in the outer terminal surface around the package yarn that blocks water.

2. A fully dry SST cable according to claim 1, wherein: the outer side of the central aluminum clad steel wire is further provided with a supporting layer, the supporting layer is set to be a plurality of aluminum clad steel wires, and the aluminum clad steel wires are arranged on two sides of the stainless steel tube light unit.

3. A fully dry SST cable according to claim 1, wherein: the outermost end of the central aluminum-clad steel wire is also provided with a protective layer which is an aluminum-clad steel wire or an aluminum wire.

4. A fully dry SST cable according to claim 1, wherein: the optical cable body is an OPGW optical cable or an OPPC optical cable.

5. A full-dry SST optical cable manufacturing equipment is characterized in that: turn right from a left side and be equipped with rack, bobbin, extrusion device and take-up reel in proper order including turning, be equipped with a plurality of confession optic fibre placing tray on the rack, the bobbin is including support and the guide pulley group of setting on the support, the guide pulley group contains a plurality of double-thread guide pulleys and multi-thread guide pulley.

6. The manufacturing equipment for full-dry SST cables according to claim 5, wherein: and a fixed sliding groove for the guide wheel set to slide left and right is arranged on the bracket of the winding frame.

7. The manufacturing equipment for full-dry SST cables according to claim 5, wherein: and the double-wire guide wheel and the multi-wire guide wheel are respectively provided with a wire guide groove arranged at intervals.