CN212872996U - Novel optical cable for communication between underwater equipment and cabin internal equipment - Google Patents
Novel optical cable for communication between underwater equipment and cabin internal equipment Download PDFInfo
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- CN212872996U CN212872996U CN202021744818.1U CN202021744818U CN212872996U CN 212872996 U CN212872996 U CN 212872996U CN 202021744818 U CN202021744818 U CN 202021744818U CN 212872996 U CN212872996 U CN 212872996U
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Abstract
The utility model provides a novel optical cable is used in communication of equipment in underwater equipment and cabin body internal plant, its light in weight, flexible, the fire behaviour is good for water-blocking, wear-resisting, resistant oily, low temperature is pliable and tough, fire behaviour, can lay wire fast and receive and release the use repeatedly. Its radial center is from interior and be provided with central reinforcement, pine sleeve pipe, band, inner sheath, aramid fiber weaving layer, oversheath in order outward, central reinforcement is the fire-retardant sheath of an aramid fiber extrusion molding, the interior intracavity of pine sleeve pipe has optic fibre of cloth, pack fine cream in optic fibre and the sheathed tube inner space of pine, the pine sleeve pipe centers on central reinforcement strands into the circular cable core of equivalence, the band cladding in the equivalent outer loop of cable core, the inner sheath cladding in the outer loop of band, the outer loop ring cloth of inner sheath has one deck aramid fiber weaving layer, the outer loop cladding of aramid fiber weaving layer has the oversheath.
Description
Technical Field
The utility model relates to an optical cable structure's technical field specifically is novel optical cable is used in communication of underwater equipment and cabin internal device.
Background
In the structure of the existing optical cable for communication between the underwater equipment and the equipment in the cabin, optical fibers are positioned in a loose tube with fiber paste; the center of the cable core is a steel wire (possibly added with a PE cushion layer), the periphery of the steel wire is formed by twisting a loose sleeve and a filling rope, and a gap between the inside and the outside of the cable core is filled with cable paste; the cable core is externally provided with a steel belt or an aluminum belt polyethylene sheath. And then, after one or more single thin round steel wires are armored, finally, the polyethylene outer protective layer is extruded to form a cable. Because the optical cable is armored by steel wires, the central reinforcing part is made of steel wire materials, the weight is heavy, and the bending rigidity is high; and the cushion layer, the inner sheath and the outer sheath of the traditional optical cable central reinforcement are made of polyethylene materials, so that the effects of wear resistance, oil resistance, low-temperature flexibility and flame retardance are not well achieved.
Disclosure of Invention
To the problem, the utility model provides a novel optical cable is used in equipment communication in underwater device and cabin body, its light in weight, flexible, and the water-blocking nature, wear-resisting, resistant oily, low temperature is pliable and tough, flame retardant property is good, can lay wire fast and receive and release the use repeatedly.
Novel optical cable for communication of underwater equipment and cabin internal equipment is characterized in that: its radial center is from interior and be provided with central reinforcement, pine sleeve pipe, band, inner sheath, aramid fiber weaving layer, oversheath in order outward, central reinforcement is the fire-retardant sheath of an aramid fiber extrusion molding, the interior intracavity of pine sleeve pipe has optic fibre of cloth, pack fine cream in optic fibre and the sheathed tube inner space of pine, the pine sleeve pipe centers on central reinforcement strands into the circular cable core of equivalence, the band cladding in the equivalent outer loop of cable core, the inner sheath cladding in the outer loop of band, the outer loop ring cloth of inner sheath has one deck aramid fiber weaving layer, the outer loop cladding of aramid fiber weaving layer has the oversheath.
It is further characterized in that: the outer ring of the central reinforcing part is also annularly provided with at least one filling rope, and the loose tube and the filling rope are annularly arranged on the outer ring of the central reinforcing part and are twisted to form a circular cable core;
the central reinforcing piece is a central aramid fiber;
a flame-retardant sheath cushion layer is extruded on the periphery of the central aramid fiber of the central reinforcing piece;
the loose tube is made of flame-retardant PBT material;
the number of cores of the optical fibers in the inner cavity of the loose tube is 2-12;
a water blocking compound is filled in the gap in the cable core;
the wrapping tape is specifically a water-blocking tape, and the water-blocking tape is arranged on the equivalent outer annular surface of the cable core in a wrapping mode;
the inner sheath is made of flame-retardant polyurethane material;
the aramid fiber adopts aramid fiber woven reinforced fiber;
the outer sheath is made of flame-retardant polyurethane material.
The application of the optical cable for communication is characterized in that: the underwater equipment and the communication equipment inside the cabin body are in communication connection through the novel underwater equipment and the communication equipment inside the cabin body through optical cables.
After the utility model is adopted, the reinforcing part adopts the aramid fiber, so that the optical cable has better bending performance, and the weight of the optical cable is greatly reduced; the reinforcement cushion layer, the loose tube, the inner sheath and the outer sheath are made of flame-retardant materials, and the thermoplastic polyurethane elastomer flame-retardant sheath is used for the inner sheath and the outer sheath, so that good structural stability and performances of compression resistance, wear resistance, oil resistance, low-temperature flexibility, flame retardance and the like are provided; the cable core is wrapped with the water blocking tape, and compared with a traditional longitudinal wrapping mode, the water blocking effect is better achieved, large-area aramid fiber woven reinforced fibers are adopted outside the inner sheath, and high mechanical strength is provided for the optical cable.
The embodiment of the utility model is specially used for the communication of the underwater equipment and the internal equipment of the cabin, can be quickly distributed or repeatedly wound and paid off in a complex environment, and has light weight and convenient carrying; tensile strength, compressive strength and high strength-weight ratio; the flexibility is good, and the flexibility is easy; oil resistance, wear resistance and flame retardance; wide application temperature range.
Drawings
FIG. 1 is a cross-sectional structural view of the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
Detailed Description
Novel optical cable for communication of underwater equipment and cabin internal equipment is shown in figure 1: it is radial center from inside to outside set up central reinforcement 160 in order, loose tube 150, band 140, inner sheath 130, aramid fiber weaving layer 120, oversheath 110, central reinforcement 160 is the fire-retardant sheath of an aramid fiber extrusion molding, the distribution has optic fibre 170 in the inner chamber of loose tube 150, pack fine cream 180 in optic fibre 170 and loose tube 150's the inner space, loose tube 150 twists into the equivalent circular shape cable core around central reinforcement 160, band 140 covers in the equivalent outer loop of cable core, inner sheath 130 covers in the outer loop of band 140, the outer loop of inner sheath 130 is encircled and is distributed one deck aramid fiber weaving layer, the outer loop cladding of aramid fiber weaving layer has the oversheath.
At least one filling rope 190 is further annularly distributed on the outer ring of the central reinforcing member 160, and the loose tube 150 and the filling rope 190 are annularly distributed on the outer ring of the central reinforcing member 160 and are twisted to form a circular cable core;
the central reinforcing member 160 is a central aramid fiber 1 which is light and hard, non-conductive and high in mechanical degree;
a flame-retardant sheath cushion layer 2 is extruded on the periphery of the central aramid fiber 1 of the central reinforcing piece 160;
the loose tube 150 is made of flame-retardant PBT material;
the number of cores of the optical fiber 170 in the inner cavity of the loose tube 150 is 2-12;
a water blocking compound is filled in the gap in the cable core;
the wrapping tape 140 is specifically a water-blocking tape, and the water-blocking tape is arranged on the equivalent outer annular surface of the cable core in a wrapping manner;
in the specific embodiment: four loose tubes 150 and two filling ropes 190 are annularly distributed on the outer ring of the central reinforcement 160 and are twisted to form a circular cable core, a flame-retardant polyethylene sheath layer is sleeved outside the central reinforcement 160, the outer diameter of each loose tube 150 is the same as that of the filling rope 190, and the twisting is convenient and reliable; the outer sheath 110 and the inner sheath 130 are made of flame retardant polyurethane, which provides the optical cable with good structural stability and performances of compression resistance, wear resistance, oil resistance, low temperature flexibility, flame retardance and the like; an aramid woven layer 120 is arranged between the outer sheath 110 and the inner sheath 130, the aramid woven layer 120 improves the extremely high mechanical strength of the optical cable, and a wrapping tape 140 is arranged inside the inner sheath 130 and outside the cable core in a wrapping mode, so that a better water blocking effect is achieved; 12 optical fibers 170 are arranged in each loose tube 150, the optical fibers adopt 200um G652D optical fibers, fiber paste is added into the loose tube 150 to block water, the loose tube 150 is made of flame-retardant PBT, the central reinforcing member 160 is aramid, and a flame-retardant polyethylene sheath layer is sleeved outside the central reinforcing member 160.
The application of the optical cable for communication is characterized in that: the underwater equipment and the communication equipment inside the cabin body are in communication connection with the communication equipment inside the cabin body through the novel underwater equipment by using optical cables; the optical cable system for communication between the underwater equipment and the internal equipment of the cabin is mainly used for connecting an optical cable and Internet and is divided into the internal equipment of the cabin and the underwater equipment. The internal equipment of the cabin packs and transmits communication services such as voice, images, data and the like. The underwater equipment is responsible for processing, sending and receiving communication signals. The underwater equipment is divided into a water bottom optical cable, a repeater and a branch unit.
The embodiment of the utility model provides a cable technology main points are used in communication of underwater equipment and cabin internal device:
a coloring step: aiming at the G652D optical fiber of 200um, a proper coloring mould is adopted to ensure the coloring effect, after coloring is finished, each optical fiber needs to be subjected to attenuation test, and the optical fiber can be put into the next procedure for production after being qualified.
Plastic sheathing: the fiber paste is added into the sleeve to block water. After the sleeve is finished, the wall thickness and the surplus length of the sleeve need to be checked, and the sleeve can be put into the next procedure for production after being qualified.
Cabling procedure: the reinforcing piece adopts an aramid fiber, the aramid fiber is extruded to form the fuel, the cable core is wrapped with the water blocking tape, the effect of strong water blocking is achieved, the water blocking tape adopts 2500dtex water blocking tying yarns, and the winding process is required to be ensured to be neat during cabling.
An inner protection process: before production, the machine head is disassembled, the filter screen is replaced, the screw, the machine chamber, the material separating cone and the flange are cleaned, no magazine is introduced, and the inner protective material is made of flame-retardant polyurethane.
An outer protection process: before production, the machine head is disassembled, the filter screen is replaced, the screw, the machine chamber, the material separating cone and the flange are cleaned, no magazine is introduced, and the outer protective material is made of flame-retardant polyurethane.
The embodiment of the utility model provides a big core number is optical cable structure for equipment communication under water and cabin internal facilities, embolia the intussuseption made by fire-retardant PBT and block water in the sleeve of fine cream with single mode or multimode fiber, the center reinforcement of cable core is an aramid fiber as center reinforcement, and aramid fiber extrudes outward the one deck and blocks fuel as the bed course. The loose tube or the filling rope is twisted into a compact round cable core around the central reinforcement, the cable core is wrapped with a water-blocking tape, the water-blocking tape is fixed by adopting 2500dtex water-blocking binding yarns outside the water-blocking tape, then the extrusion molding flame-retardant polyurethane inner sheath is used for protection, aramid fiber is placed outside the inner sheath for weaving reinforcement, and the extrusion molding flame-retardant polyurethane outer sheath is used for secondary protection.
The embodiment of the utility model provides a light, easily flexible, high performance underwater equipment and cabin body are optical cable and its application for internal equipment communication in body, including underwater equipment, a plurality of communication equipment in the internal portion of cabin and above-mentioned submarine optical cable, pass through submarine optical cable communication connection between underwater equipment, a plurality of communication equipment in the internal portion of cabin. The utility model discloses type embodiment has improved and has produced the property ability, practices thrift the cost, provides production efficiency.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. Novel optical cable for communication of underwater equipment and cabin internal equipment is characterized in that: its radial center is from interior and be provided with central reinforcement, pine sleeve pipe, band, inner sheath, aramid fiber weaving layer, oversheath in order outward, central reinforcement is the fire-retardant sheath of an aramid fiber extrusion molding, the interior intracavity of pine sleeve pipe has optic fibre of cloth, pack fine cream in optic fibre and the sheathed tube inner space of pine, the pine sleeve pipe centers on central reinforcement strands into the circular cable core of equivalence, the band cladding in the equivalent outer loop of cable core, the inner sheath cladding in the outer loop of band, the outer loop ring cloth of inner sheath has one deck aramid fiber weaving layer, the outer loop cladding of aramid fiber weaving layer has the oversheath.
2. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: the outer ring of the central reinforcing part is also annularly provided with at least one filling rope, and the loose tube and the filling rope are annularly arranged on the outer ring of the central reinforcing part to form a circular cable core in a twisted mode.
3. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: the central reinforcing piece is a central aramid fiber.
4. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 3, wherein: the periphery of the central aramid fiber of the central reinforcing piece is also extruded with a flame-retardant sheath cushion layer.
5. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: the loose tube is made of flame-retardant PBT material.
6. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: the number of the cores of the optical fibers in the inner cavity of the loose tube is 2-12.
7. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: and a water blocking compound is filled in the gap in the cable core.
8. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: the wrapping tape is specifically a water-blocking tape, and the water-blocking tape is arranged on the equivalent outer annular surface of the cable core in a wrapping mode.
9. The novel optical cable for communication between underwater equipment and equipment inside a cabin body according to claim 1, wherein: the inner sheath is made of flame-retardant polyurethane material; the aramid fiber adopts aramid fiber woven reinforced fiber; the outer sheath is made of flame-retardant polyurethane material.
10. The use of the novel underwater device of claim 1 in an optical cable for communication with devices inside a cabin, wherein the optical cable comprises: the underwater equipment and the communication equipment inside the cabin body are in communication connection through the novel underwater equipment and the communication equipment inside the cabin body through optical cables.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021744818.1U CN212872996U (en) | 2020-08-20 | 2020-08-20 | Novel optical cable for communication between underwater equipment and cabin internal equipment |
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| CN202021744818.1U CN212872996U (en) | 2020-08-20 | 2020-08-20 | Novel optical cable for communication between underwater equipment and cabin internal equipment |
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| CN212872996U true CN212872996U (en) | 2021-04-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114815109A (en) * | 2022-05-25 | 2022-07-29 | 江苏亨通光电股份有限公司 | B2 ca-grade large-core multi-layer stranded flame-retardant air-blowing micro cable and preparation method thereof |
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2020
- 2020-08-20 CN CN202021744818.1U patent/CN212872996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114815109A (en) * | 2022-05-25 | 2022-07-29 | 江苏亨通光电股份有限公司 | B2 ca-grade large-core multi-layer stranded flame-retardant air-blowing micro cable and preparation method thereof |
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