CN215069409U - Control optical fiber composite watertight cable with steel wire armor - Google Patents
Control optical fiber composite watertight cable with steel wire armor Download PDFInfo
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- CN215069409U CN215069409U CN202121558774.8U CN202121558774U CN215069409U CN 215069409 U CN215069409 U CN 215069409U CN 202121558774 U CN202121558774 U CN 202121558774U CN 215069409 U CN215069409 U CN 215069409U
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Abstract
The utility model discloses a take steel wire armoured control optical fiber composite watertight cable, include: the water-blocking cable comprises an optical fiber assembly, four control wire core assemblies, four first water-blocking filling assemblies, a water-blocking tape, an inner protective layer, a steel wire armor layer and an outer protective layer; the optical fiber assembly is arranged in the center of the inner side of the four control wire core assemblies, and the plurality of control wire core assemblies and the plurality of first water-blocking filling assemblies are mutually twisted; the water blocking tape is wrapped at the outer sides of the control wire core assemblies and the first water blocking filling assemblies; the inner protective layer is wrapped on the outer side of the water blocking tape; the steel wire armor layer is wrapped on the outer side of the inner protective layer; the outer protective layer is wrapped on the outer side of the steel wire armor layer; the utility model discloses a set up the phenomenon that traditional watertight cable produced disconnected core and cable core and intake, even still have higher mechanical stress, wear resistance, water blocking performance and salt spray resistance performance in abominable underwater environment in setting up the steel wire armor, and can not have electromagnetic interference to underwater equipment, the life of cable is longer.
Description
Technical Field
The utility model relates to a wire and cable technical field especially relates to a take control optical fiber composite watertight cable of steel wire armor.
Background
With the increasing of the global economy, the utilization rate of ocean resources of people is improved, and the demand and the utilization rate of watertight cables of people are higher and higher. China is a large ocean country, has very long coastlines and numerous islands, and is rich in other important resources such as oil, natural gas and the like in the ocean, and watertight cables are needed for exploiting the resources. In mining systems, watertight cables are an integral part. The watertight cable works on the seabed for a long time, is subjected to seawater erosion for a long time, cannot generate electromagnetic interference on mining equipment, ship equipment and other equipment, and has high requirements on the strength of the cable and the strength of the intermediate optical fiber unit. Therefore, high standard requirements are required for watertight cables. The watertight cable can be dragged during actual work, has chemical reaction with sea water, and can be damaged by the physics of marine organism. The core is broken and the cable core is filled with water in the traditional watertight cable, and the optical fiber assembly is easy to break, so that a series of problems of short circuit, signal transmission interruption, burning of detection equipment, damage to a sheath, easy aging and the like are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take steel wire armor's compound watertight cable of control optic fibre to overcome traditional watertight cable and produce the phenomenon that disconnected core and cable core intake.
In order to achieve the above object, the utility model provides a take compound watertight cable of control optic fibre of steel wire armor, the cable includes:
the water-blocking cable comprises an optical fiber assembly, four control wire core assemblies, four first water-blocking filling assemblies, a water-blocking tape, an inner protective layer, a steel wire armor layer and an outer protective layer;
the optical fiber assembly is arranged in the center of the inner side of the four control wire core assemblies, and the control wire core assemblies and the first water blocking filling assemblies are mutually twisted; the water blocking tape is wrapped on the outer sides of the control line core assemblies and the first water blocking filling assemblies; the inner protective layer is wrapped on the outer side of the water blocking tape; the steel wire armor layer is wrapped on the outer side of the inner protective layer; the outer protective layer is wrapped on the outer side of the steel wire armor layer;
the control core assembly is used for transmitting control signals, and the optical fiber assembly is used for transmitting acquisition signals.
Optionally, the control line core assembly comprises:
the at least two control wire core units, the at least two second water-blocking filling assemblies, the aluminum foil tape and the shielding layer are arranged in the shell; the number of the control wire core units is equal to that of the second water-blocking filling assemblies; the control wire core units and the second water-blocking filling assemblies are mutually twisted; the aluminum foil tape wraps the control wire core units and the second water-blocking filling assemblies, and the shielding layer wraps the aluminum foil tape.
Optionally, the control line core unit includes:
at least two water-blocking wire cores and a control wire core insulating layer; a plurality of water-blocking wire cores are mutually twisted; and the control wire core insulating layer is wrapped at the outer side of each water blocking wire core.
Optionally, the control wire core unit includes seven water-blocking wire cores, a water-blocking wire core is arranged at the center position, and the other six water-blocking wire cores are arranged at the center position in a twisted and wound manner outside the water-blocking wire cores.
Optionally, each water blocking wire core comprises a wire core conductor and a water blocking layer, and the water blocking layer is wrapped on the outer side of the wire core conductor.
Optionally, the fiber optic assembly comprises:
at least one optical fiber, a resin coating, a ferrule and a protective sheath; the resin coating wraps the outer side of each optical fiber, the pipe sleeve is sleeved on the outer side of the resin coating, and the protective sleeve wraps the outer side of the pipe sleeve.
Optionally, all the water blocking wire cores are twisted in the same direction.
Optionally, the first water-blocking filling component is a polyethylene solid strip, the inner protection layer and the outer protection layer are both polyurethane elastomers, and the steel wire armor layer is a steel wire.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:
the utility model discloses a take steel wire armoured control optic fibre composite watertight cable, the utility model discloses a set up the steel wire armor and avoid the watertight cable to produce the phenomenon of disconnected core and cable core intake, can normally use in abominable underwater environment, have higher mechanical stress, wear resistance, water blocking performance and salt spray resistance performance, cable strength, higher signal transmission efficiency; and the electromagnetic interference to underwater equipment can be avoided, and the service life of the cable is longer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a structural diagram of a control optical fiber composite watertight cable with steel wire armoring according to the present invention;
FIG. 2 is a structural diagram of the control wire core assembly of the present invention;
FIG. 3 is a structural diagram of a control wire core unit of the present invention;
FIG. 4 is a block water wire core structure diagram of the present invention;
fig. 5 is a structural diagram of the optical fiber assembly of the present invention.
Description of the symbols:
1. the control wire core assembly, 2, the optical fiber assembly, 3, the glue that blocks water, 4, the first fill subassembly that blocks water, 5, the area that blocks water, 6, interior protective layer, 7, the steel wire armor, 8, outer protective layer, 9, control sinle silk unit, 10, the aluminium foil area, 11, the second fill subassembly that blocks water, 12, shielding layer, 13, the sinle silk that blocks water, 14, control sinle silk insulating layer, 15, sinle silk conductor, 16, the water blocking layer, 17, optic fibre, 18, resin coating, 19, the pipe box, 20, the protective sheath.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a take steel wire armor's compound watertight cable of control optic fibre to overcome traditional watertight cable and produce the phenomenon that disconnected core and cable core intake.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the utility model discloses a take compound watertight cable of control optic fibre of steel wire armor, the cable includes:
the system comprises an optical fiber assembly 2, four control wire core assemblies 1, four first water-blocking filling assemblies 4, a water-blocking tape 5, an inner protective layer 6, a steel wire armor layer 7 and an outer protective layer 8; the optical fiber assembly 2 is arranged at the central position of the inner side of the four control wire core assemblies 1, and the control wire core assemblies 1 and the first water blocking filling assemblies 4 are mutually twisted; the water blocking tape 5 is wrapped on the outer sides of the control line core assemblies 1 and the first water blocking filling assemblies 4; the inner protective layer 6 is wrapped on the outer side of the water blocking tape 5; the steel wire armor layer 7 is wrapped on the outer side of the inner protective layer 6; the outer protective layer 8 is wrapped on the outer side of the steel wire armor layer 7; the control core assembly 1 is used for transmitting control signals, and the optical fiber assembly 2 is used for transmitting acquisition signals.
In this embodiment, 1 pair twist of a plurality of control core subassemblies is woven and is carried out the assembly cable around fiber assembly 2 after the package, need irritate after weaving and block water glue 3 after around package water blocking tape 5, outside crowded package inner sheath (be inner protective layer 6), the inner sheath outside is around central armor one deck steel wire (be steel wire armor 7), 7 outside parcel oversheath (be outer protective layer 8) of steel wire armor.
In this embodiment, first packing subassembly 4 that blocks water is the polyethylene solid strip, can prevent water entering cable core inside completely, promotes the water blocking performance of cable, avoids the cable to appear the short circuit phenomenon because of intaking.
In this embodiment, the water blocking tape 5 is a thickened water blocking tape, which can more effectively prevent water from permeating into the cable core, improve the water blocking performance of the cable, and avoid the short circuit phenomenon of the cable due to water inflow.
In this embodiment, the inner protection layer 6 and the outer protection layer 8 are both polyurethane elastomers, preferably thermoplastic polyurethane elastomers, so as to improve the wear resistance, solvent resistance and aging resistance of the cable.
In this embodiment, the steel wire armor layer 7 is the steel wire to the mode parcel that becomes the cable is in the sheath (be inner protective layer 6) outside, thereby promotes the intensity of cable, avoids the cable to produce the physical damage of breaking and marine organism to the cable in the use.
As an alternative embodiment, the control wire core assembly 1 of the present invention includes: the system comprises at least two control wire core units 9, at least two second water-blocking filling assemblies 11, an aluminum foil tape 10 and a shielding layer 12; the number of the control wire core units 9 is equal to that of the second water-blocking filling assemblies 11; the control wire core units 9 and the second water-blocking filling assemblies 11 are mutually twisted; the aluminum foil strips 10 are wrapped on the outer sides of the control wire core units 9 and the second water-blocking filling assemblies 11, and the shielding layers 12 are wrapped on the outer sides of the aluminum foil strips 10. In this embodiment, aluminium foil belt 10 winds many after the pair twist the control core unit 9 outside, and the tinned copper wire is woven and is constituted shielding layer 12 in the aluminium foil belt 10 outside, need irritate behind the weaving behind the 3 wrapping water-blocking tape 5 of water-blocking glue.
As shown in fig. 2, the control wire core assembly 1 includes: the system comprises three control wire core units 9, three second water-blocking filling assemblies 11, an aluminum foil tape 10 and a shielding layer 12; three control core units 9 and three second fill subassembly 11 that block water and twist each other, aluminium foil tape 10 parcel is in each control core unit 9 and each the outside of second fill subassembly 11 that blocks water, shielding layer 12 parcel is in the outside of aluminium foil tape 10.
In this embodiment, the second water-blocking filling component 11 is a polyethylene solid strip, and can completely prevent water from entering the cable core, thereby improving the water-blocking performance of the cable and avoiding the short circuit phenomenon of the cable due to water inflow.
In this embodiment, shielding layer 12 utilizes the tinned copper wire to weave, weaves density 80%, can more effective shielding signal, avoids influencing equipment and ship.
In this embodiment, fill with glue 3 that blocks water between inside each gap of cable, each gap includes: the water blocking tape 5 is respectively in clearance with the first water blocking filling component 4 and the control wire core components 1, in clearance between the two adjacent control wire core components 1 and the first water blocking filling component 4, in clearance between the two adjacent control wire core components 1 and the optical fiber component 2, in the clearance between the aluminum foil tape 10 and the control wire core units 9 and the second water blocking filling component 11, in clearance between the two adjacent control wire core units 9 and the second water blocking filling component 11, and in addition, at least one of the clearance between the control wire core units 9.
In this embodiment, the water blocking glue 3 is preferably a high-viscosity water blocking glue, which can more effectively prevent water from permeating into the cable core, improve the water blocking performance of the cable, and avoid the short circuit phenomenon of the cable due to water inflow.
As an optional implementation manner, the control wire core unit 9 of the present invention includes: at least two of the water blocking wire core 13 and the control wire core insulating layer 14; a plurality of water-blocking wire cores 13 are mutually twisted; the control wire core insulating layer 14 wraps the outer side of each water blocking wire core 13. In this embodiment, the control core insulating layer 14 is crosslinked polyethylene.
As shown in fig. 3, control sinle silk unit 9 includes 7 sinle silks 13 that block water, and central point puts and sets up one sinle silk 13 that blocks water, and all the other six sinle silks 13 transposition winding that block water are arranged in central point department of putting the outside of sinle silk 13 that blocks water, and need before the transposition with the sinle silk 13 that blocks water heats and melts to water blocking layer 16, all the transposition direction of sinle silk 13 that blocks water is unanimous, and through this kind of mode, control sinle silk unit 9 has higher mechanical strength, higher water blocking performance, makes control sinle silk insulating layer 14 thickness is thinner, and the cable external diameter is littleer, and insulation resistivity is higher.
As shown in fig. 4, the water-blocking wire core 13 of the present invention includes a wire core conductor 15 and a water-blocking layer 16, wherein the water-blocking layer 16 is wrapped around the wire core conductor 15. The core conductor 15 is a single 2-class tinned copper wire, and the water-blocking layer 16 is cross-linked polyolefin, so that the water-blocking core 13 has higher mechanical strength and better water-blocking performance.
As shown in fig. 5, the optical fiber assembly 2 of the present invention includes: at least one optical fiber 17, a resin coating 18, a ferrule 19 and a protective sheath 20; the resin coating 18 is wrapped on the outer side of each optical fiber 17, the tube sleeve 19 is sleeved on the outer side of the resin coating 18, and the protective sleeve 20 is wrapped on the outer side of the tube sleeve 19.
In this embodiment, the pipe sleeve 19 is made of a steel pipe material, so that the strength of the optical fiber assembly 2 can be increased, and the situation that the optical fiber is broken in the stretching process of the cable is avoided, thereby avoiding the situation of signal interruption.
In this embodiment, the protective jacket 20 is a thermoplastic polyurethane elastomer, which prevents the optical fiber assembly 2 from being worn during transportation or production.
The utility model discloses a take steel wire armoured control optical fiber composite watertight cable, include: the system comprises an optical fiber assembly 2, four control wire core assemblies 1, four first water-blocking filling assemblies 4, a water-blocking tape 5, an inner protective layer 6, a steel wire armor layer 7 and an outer protective layer 8; the optical fiber assembly 2 is arranged at the central position of the inner side of the four control wire core assemblies 1, and the control wire core assemblies 1 and the first water blocking filling assemblies 4 are mutually twisted; the water blocking tape 5 is wrapped on the outer sides of the control line core assemblies 1 and the first water blocking filling assemblies 4; the inner protective layer 6 is wrapped on the outer side of the water blocking tape 5; the steel wire armor layer 7 is wrapped on the outer side of the inner protective layer 6; the outer protective layer 8 wraps the outer side of the steel wire armor layer 7. The utility model discloses a set up the steel wire armor and avoid the cable to appear disconnected core, cable core intaking, optical fiber unit phenomenon such as breaking in the use to produce short circuit, signal transmission interrupt, burn out detection device, sheath and damage, a series of problems such as easy ageing. The cable can also be normally used in a severe underwater environment, and has higher mechanical stress, wear resistance, water resistance, salt spray resistance, cable strength and higher signal transmission efficiency; and the electromagnetic interference to underwater equipment can be avoided, and the service life of the cable is longer.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides a compound watertight cable of control optic fibre of belted steel wire armor which characterized in that, the cable includes:
the water-blocking cable comprises an optical fiber assembly, four control wire core assemblies, four first water-blocking filling assemblies, a water-blocking tape, an inner protective layer, a steel wire armor layer and an outer protective layer;
the optical fiber assembly is arranged at the central position of the inner sides of the four control wire core assemblies, and the control wire core assemblies and the first water blocking filling assemblies are mutually twisted; the water blocking tape is wrapped on the outer sides of the control line core assemblies and the first water blocking filling assemblies; the inner protective layer is wrapped on the outer side of the water blocking tape; the steel wire armor layer is wrapped on the outer side of the inner protective layer; the outer protective layer is wrapped on the outer side of the steel wire armor layer;
the control core assembly is used for transmitting control signals, and the optical fiber assembly is used for transmitting acquisition signals.
2. The composite watertight cable with wire armored control optical fiber according to claim 1, wherein the control core assembly comprises:
the at least two control wire core units, the at least two second water-blocking filling assemblies, the aluminum foil tape and the shielding layer are arranged in the shell; the number of the control wire core units is equal to that of the second water-blocking filling assemblies; the control wire core units and the second water-blocking filling assemblies are mutually twisted; the aluminum foil tape wraps the control wire core units and the second water-blocking filling assemblies, and the shielding layer wraps the aluminum foil tape.
3. The composite watertight cable with wire armored control optical fiber according to claim 2, wherein the control wire core unit comprises:
at least two water-blocking wire cores and a control wire core insulating layer; a plurality of water-blocking wire cores are mutually twisted; and the control wire core insulating layer is wrapped at the outer side of each water blocking wire core.
4. The strip steel wire armored control optical fiber composite watertight cable according to claim 3, wherein the control wire core units comprise seven water-blocking wire cores, one water-blocking wire core is arranged at the central position, and the other six water-blocking wire cores are arranged outside the water-blocking wire cores at the central position in a twisted and wound manner.
5. The composite watertight cable with steel wire armored control optical fiber according to claim 3, wherein each water-blocking wire core comprises a wire core conductor and a water-blocking layer, and the water-blocking layer is wrapped outside the wire core conductor.
6. The composite watertight cable with wire armored control optical fiber according to claim 1, wherein the optical fiber assembly comprises:
at least one optical fiber, a resin coating, a ferrule and a protective sheath; the resin coating wraps the outer side of each optical fiber, the pipe sleeve is sleeved on the outer side of the resin coating, and the protective sleeve wraps the outer side of the pipe sleeve.
7. The control optical fiber composite watertight cable with steel wire armor according to claim 4, wherein all the water blocking wire cores are twisted in the same direction.
8. The composite watertight cable with steel wire armored control optical fiber according to claim 1, wherein the first water-blocking filling component is a polyethylene solid strip, the inner protective layer and the outer protective layer are both polyurethane elastomers, and the steel wire armor layer is steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121558774.8U CN215069409U (en) | 2021-07-09 | 2021-07-09 | Control optical fiber composite watertight cable with steel wire armor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121558774.8U CN215069409U (en) | 2021-07-09 | 2021-07-09 | Control optical fiber composite watertight cable with steel wire armor |
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| Publication Number | Publication Date |
|---|---|
| CN215069409U true CN215069409U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121558774.8U Active CN215069409U (en) | 2021-07-09 | 2021-07-09 | Control optical fiber composite watertight cable with steel wire armor |
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| CN (1) | CN215069409U (en) |
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2021
- 2021-07-09 CN CN202121558774.8U patent/CN215069409U/en active Active
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