CN211529652U

CN211529652U - Seabed is with mixed cable of photoelectricity

Info

Publication number: CN211529652U
Application number: CN201922426985.5U
Authority: CN
Inventors: 徐济长; 陈双双
Original assignee: Anhui Hangyue Communication Equipment Co ltd
Current assignee: Anhui Hangyue Communication Equipment Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-18
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a submarine photoelectric hybrid cable, which comprises a comprehensive cable core, aluminum foil paper, a water blocking tape, a high-density polyethylene inner layer sheath, an alloy steel wire armor and a polypropylene fiber outer layer sheath, wherein the comprehensive cable core comprises a triangle plum blossom-shaped frame, and the triangle plum blossom-shaped frame consists of a support lug with a circular tube provided with a large semicircular groove; the data cable is connected in the round pipe in a penetrating mode, the optical cable is clamped in the large semicircular groove, the power cable and the reinforcing core are arranged between the adjacent supporting lugs, and the power cable, the reinforcing core and the triangular plum blossom-shaped frame are all located inside the foamed rubber filling layer. The utility model adopts the triangular plum blossom-shaped frame as the soft support division mode, thereby integrating the data cable, the optical cable and the electric cable into the same integrated cable core, simultaneously realizing the functions of traditional wire transmission signals, optical transmission signals and energy transmission, reducing the laying space, reducing the laying cost of the existing submarine cable and facilitating the line management; the utility model discloses can directly lay in seabed ground shallow layer, lay conveniently.

Description

Seabed is with mixed cable of photoelectricity

Technical Field

The utility model relates to a special type composite cable technical field especially relates to a mixed cable of photoelectricity is used in seabed.

Background

At present, due to different specific purposes and functions and different performances of underwater facilities, three networks, namely a submarine communication network, a marine observation network and a marine warning network, are usually relatively independent. Based on the mutual penetration of transmission and sensing technologies applied by photoelectric technology and the natural connection between three networks, the three networks can be converged at certain levels, the trunk channels of at least three networks can be shared, and the convergence of the three networks is a necessary trend.

In view of this kind lays the requirement, the utility model designs a mixed cable of photoelectricity is used in seabed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a submarine photoelectric hybrid cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a photoelectric hybrid cable for seabed comprises a comprehensive cable core, aluminum foil paper wrapped outside the comprehensive cable core, a water blocking tape wrapped outside the aluminum foil paper, a high-density polyethylene inner layer sheath extruded outside the water blocking tape, an alloy steel wire armor arranged outside the high-density polyethylene inner layer sheath and a polypropylene fiber outer layer sheath extruded outside the alloy steel wire armor, wherein the comprehensive cable core comprises a triangular quincunx frame, the triangular quincunx frame consists of a circular tube formed integrally and three supporting lugs distributed around the circular tube in an annular mode, and a large semicircular groove is formed in the end face, away from the circular tube direction, of each supporting lug;

the data cable is connected in the round pipe in a penetrating mode, an inner core of the data cable is a twisted-pair signal wire core formed by twisting two data signal wires in a pair mode, an insulating tape is wound outside the twisted-pair signal wire core, an ethylene propylene rubber insulating layer is extruded outside the insulating tape, a first copper mesh shielding layer is wound outside the ethylene propylene rubber insulating layer, and the outer wall of the first copper mesh shielding layer is in contact with the inner wall of the round pipe;

an optical cable is clamped in the large semicircular groove and comprises an optical fiber core and fiber paste which are arranged in the loose sleeve, aramid fiber cloth which is wrapped outside the loose sleeve and a second copper mesh shielding layer which is wrapped outside the aramid fiber cloth, and the outer wall of the second copper mesh shielding layer is embedded in the large semicircular groove;

a power cable is arranged in a gap between adjacent supporting lugs and comprises a conductor core formed by twisting a plurality of tinned copper wires, a conductor shielding layer is coated outside the conductor core, the conductor shielding layer is specifically silver conductive paint which is 0.1-0.12mm in thickness and is uniformly coated, a cross-linked polyethylene insulating layer is extruded outside the conductor shielding layer, an insulating shielding layer is arranged outside the cross-linked polyethylene insulating layer, the insulating shielding layer is specifically formed by wrapping a semiconductor tape, an insulating tape is wound outside the insulating shielding layer, a lead sheath is arranged outside the insulating tape, and a polyvinyl chloride rubber sheath is extruded outside the lead sheath;

the clearance between power cable and the support hangers is equipped with the reinforcing core, and the reinforcing core specifically is the rope line that the PBO fibre was woven and is formed, and the power cable is equipped with the foamed rubber filling layer outward, and power cable, reinforcing core and triangle plum blossom shape frame all are located the foamed rubber filling layer inside, synthesizes the cable core and comprises foamed rubber filling layer and inside power cable, optical cable and data cable, and aluminium foil paper is around the package outside the foamed rubber filling layer.

Preferably, the thickness of the aluminum foil paper is 0.15-0.2mm, the winding directions of the aluminum foil paper and the water blocking tape are opposite, the winding density is the same, and the winding in different directions is beneficial to improving the sealing property and the waterproof property.

Preferably, the alloy steel wire armor is specifically woven by zinc-plated almag steel wire and is formed, and the alloy steel wire armor plays reinforcing and guard action, makes the utility model discloses can directly lay in seabed ground shallow layer, reduce and lay the cost.

Preferably, the bouquet frame is a vulcanized polystyrene rubber material formed by melt extrusion of bouquet extrusion ports, and the bouquet frame has soft supporting and partition insulating effects, so that the power cable, the optical cable and the data cable are independent of each other, and signal stability is improved.

Preferably, the aramid cloth and the second copper mesh shielding layer are opposite in wrapping direction, the aramid cloth plays a role in tensile resistance and impact resistance, and wrapping in different directions is beneficial to improving the sealing performance and the waterproof performance.

Preferably, the foam rubber filling layer is any one of polyurethane foam, latex sponge and NBR foam rubber, the foam rubber filling layer plays roles of dewatering, water isolation and shielding, and improves the radial pressure resistance of the mixed cable, and the three advantages enable the utility model to have the advantages of high stability and long service life after being laid on the seabed; still reduce the density of cable core simultaneously, this makes a bit the utility model discloses at the seabed laying in-process, buoyancy increase, pull easily.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a mode that triangle plum blossom shape frame was cut apart as soft support to with data cable, optical cable and power cable integration to same comprehensive cable core, realize traditional wire transmission signal, light transmission signal and energy transport's function simultaneously, reduce and lay the space, reduce the laying cost of current submarine cable, the circuit management of being convenient for.

2. The utility model discloses an aluminium foil paper and water-blocking tape collocation improve the waterproof nature of cable core, adopt the multilayer sheath of high density polyethylene inlayer sheath, alloy steel wire armor and polypropylene fiber outer sheath to distribute at the inner core of data cable, optical cable and power cable and set up sheath and shielding layer, make the utility model discloses can directly lay, need not the protection and lay the mode, be particularly useful for and improved laying of submarine cable.

3. This is because the structure setting makes the utility model discloses have characteristics such as circuit transmission is stable, interference killing feature is strong, the structure is stronger, service life is longer, can be applied to fields such as ocean communication engineering, submarine communication network system, will become the dominance of modern intercontinental communication in the future.

Drawings

Fig. 1 is a schematic structural diagram of a submarine photoelectric hybrid cable according to the present invention;

fig. 2 is a schematic view of an internal structure of an optical cable of a hybrid optical-electrical cable for use in the sea bottom according to the present invention;

fig. 3 is a schematic diagram of an internal structure of an electric power cable of the optical/electrical hybrid cable for seabed according to the present invention;

fig. 4 is an assembly example diagram of a bouquet frame according to the second embodiment of the present invention.

In the figure: the cable comprises aluminum foil paper 1, a water-blocking tape 2, a high-density polyethylene inner layer sheath 3, an alloy steel wire armor 4, a polypropylene fiber outer layer sheath 5, a triangular quincunx frame 6, a round pipe 601, a support lug 60, a large semicircular groove 603, a data cable 7, a twisted pair signal wire core 701, an insulating tape 702, an ethylene propylene rubber insulating layer 703, a first copper mesh shielding layer 704, an optical cable 8, a loose tube 801, an optical fiber core 802, fiber paste 803, aramid fabric 804, a second copper mesh shielding layer 805, an electric cable 9, a conductor core 901, a conductor shielding layer 902, a crosslinked polyethylene insulating layer 903, an insulating shielding layer 904, an insulating tape 905, a lead sheath 906 and a polyvinyl chloride rubber sheath 907; power cable 9, reinforcing core 10, foam rubber filling layer 11.

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.

Referring to fig. 1-4, a submarine photoelectric hybrid cable comprises a comprehensive cable core, aluminum foil paper 1 wrapped outside the comprehensive cable core, a water blocking tape 2 wrapped outside the aluminum foil paper 1, a high-density polyethylene inner-layer sheath 3 extruded outside the water blocking tape 2, an alloy steel wire armor 4 arranged outside the high-density polyethylene inner-layer sheath 3, and a polypropylene fiber outer-layer sheath 5 extruded outside the alloy steel wire armor 4, wherein the comprehensive cable core comprises a triangular quincunx frame 6, the triangular quincunx frame 6 consists of a round pipe 601 formed integrally and three support lugs 602 annularly distributed around the round pipe 601, and a large semicircular groove 603 is formed in the end face of each support lug 602 away from the round pipe 601; a data cable 7 is connected in the circular tube 601 in a penetrating manner, an inner core of the data cable 7 is a twisted-pair signal wire core 701 formed by twisting two data signal wires in a twisted-pair manner, an insulating tape 702 is wound outside the twisted-pair signal wire core 701, an ethylene propylene rubber insulating layer 703 is extruded outside the insulating tape 702, a first copper mesh shielding layer 704 is wound outside the ethylene propylene rubber insulating layer 703, and the outer wall of the first copper mesh shielding layer 704 is in contact with the inner wall of the circular tube 601; an optical cable 8 is clamped in the large semicircular groove 603, the optical cable 8 comprises an optical fiber core 802 and fiber paste 803 which are arranged in the loose tube 801, aramid cloth 804 which is wrapped outside the loose tube 801 and a second copper mesh shielding layer 805 which is wrapped outside the aramid cloth 804, and the outer wall of the second copper mesh shielding layer 805 is embedded in the large semicircular groove 603; a power cable 9 is arranged in a gap between adjacent supporting lugs 602, the power cable 9 comprises a conductor core 901 formed by twisting a plurality of tinned copper wires, a conductor shielding layer 902 is coated outside the conductor core 901, the conductor shielding layer 902 is specifically silver conductive paint which is 0.1-0.12mm thick and is uniformly coated, a cross-linked polyethylene insulating layer 903 is extruded outside the conductor shielding layer 902, an insulating shielding layer 904 is arranged outside the cross-linked polyethylene insulating layer 903, the insulating shielding layer 904 is specifically formed by wrapping a semiconductor tape, an insulating tape 905 is wound outside the insulating shielding layer 904, a lead sheath 906 is arranged outside the insulating tape 905, and a polyvinyl chloride rubber sheath 907 is extruded outside the lead sheath 906; the clearance between power cable 9 and the support hangers 602 is equipped with reinforcing core 10, reinforcing core 10 specifically is the rope line that the PBO fibre was woven and is formed, power cable 9 is equipped with foamed rubber filling layer 11 outward, power cable 9, reinforcing core 10 and triangle plum blossom shape frame 6 all are located foamed rubber filling layer 11 inside, synthesize the cable core by foamed rubber filling layer 11 and its inside power cable 9, optical cable 8 and data cable 7 constitute, aluminium foil paper 1 is around the package at foamed rubber filling layer 11 outsidely.

Referring to fig. 1, the thickness of the aluminum foil 1 is 0.15-0.2mm, the winding directions of the aluminum foil 1 and the water blocking tape 2 are opposite, the winding density is the same, the winding directions are different, the sealing performance and the waterproof performance are improved, the aluminum foil 1 also has a certain shielding effect, and the aluminum foil 1 is overlapped and easily adhered together in the high-temperature extrusion coating process to form an aluminum coating sealing layer, so that the waterproof performance is further improved.

Referring to fig. 1, alloy steel wire armor 4 is specifically woven by zinc-plated almag steel wire and is formed, and alloy steel wire armor 4 plays reinforcing and guard action, makes the utility model discloses can directly lay in seabed ground shallow layer, reduce the laying cost.

Referring to fig. 1 and 4, the bouquet frame 6 is specifically a vulcanized polystyrene rubber material formed by melt extrusion through a bouquet extrusion port, and the bouquet frame 6 has soft supporting and partition insulating functions, so that the power cable 9, the optical cable 8 and the data cable 7 are independent from each other, and signal stability is improved.

Referring to fig. 2, the wrapping directions of the aramid cloth 804 and the second copper mesh shielding layer 805 are opposite, the aramid cloth 804 plays a role in tensile resistance and impact resistance, and the wrapping directions are different, so that the sealing performance and the waterproof performance are improved.

Referring to fig. 1, the foam rubber filling layer 11 is specifically any one of polyurethane foam, latex sponge and NBR foam rubber, the foam rubber filling layer 11 plays a role in dewatering, water isolation and shielding, and improves the radial pressure resistance of the hybrid cable, and the three advantages make the utility model have the advantages of high stability and long service life after being laid on the seabed; still reduce the density of cable core simultaneously, this makes a bit the utility model discloses at the seabed laying in-process, buoyancy increase, pull easily.

Because the utility model discloses be different with traditional single function cable, the event is introduced triangle plum blossom shape frame 6 and is regarded as inner support structure, the event the utility model discloses also be different with current traditional cable at the actual production process, its difference mainly at power cable 9, optical cable 8 and data cable 7 how with triangle plum blossom shape frame 6's cooperation, we propose several kinds of feasible schemes here:

the first scheme is as follows: extruding the bouquet-shaped frame 6 by an extruder with a die with a specific shape, directly sleeving the data cable 7 into the circular tube 601 while the data cable is hot, sleeving the optical cable 8 into the supporting lugs 602, sleeving the power cable 9 and the reinforcing core 10 outside the bouquet-shaped frame 6, and extruding the foamed rubber filling layer 11 by a circular sleeve-shaped die to obtain the comprehensive cable core;

scheme II: as shown in fig. 4, a bougainvillea flower-shaped frame 6 is extruded by an extruder with a die with a specific shape, an opening is cut out of a circular tube 601 by a cutting machine, a data cable 7 is plugged into the circular tube 601 from the cut, then the circular tube 601 is sealed by hot melting at the temperature of about 200 ℃, and then an optical cable 8, an electric cable 9, a reinforcing core and a foamed rubber filling layer 11 are filled according to the same steps of the scheme one, so that the comprehensive cable core is obtained.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A submarine photoelectric hybrid cable comprises a comprehensive cable core, aluminum foil paper (1) wrapped outside the comprehensive cable core, a water blocking tape (2) wrapped outside the aluminum foil paper (1), a high-density polyethylene inner-layer sheath (3) extruded outside the water blocking tape (2), an alloy steel wire armor (4) arranged outside the high-density polyethylene inner-layer sheath (3) and a polypropylene fiber outer-layer sheath (5) extruded outside the alloy steel wire armor (4), and is characterized in that the comprehensive cable core comprises a triangular quincunx-shaped frame (6), the triangular quincunx-shaped frame (6) consists of a round pipe (601) formed in an integrated mode and three supporting lugs (602) annularly distributed on the periphery of the round pipe (601), and a large semicircular groove (603) is formed in the end face, far away from the round pipe (601), of each supporting lug (602);

a data cable (7) penetrates through the round pipe (601), the inner core of the data cable (7) is a twisted signal wire core (701) formed by twisting two data signal wires in a twisted mode, an insulating tape (702) is wound and wrapped outside the twisted signal wire core (701), an ethylene propylene rubber insulating layer (703) is extruded and wrapped outside the insulating tape (702), a first copper mesh shielding layer (704) is wound and wrapped outside the ethylene propylene rubber insulating layer (703), and the outer wall of the first copper mesh shielding layer (704) is in contact with the inner wall of the round pipe (601);

an optical cable (8) is clamped in the large semicircular groove (603), the optical cable (8) comprises an optical fiber core (802) and fiber paste (803) which are arranged in the loose tube (801), aramid cloth (804) which is wrapped outside the loose tube (801) and a second copper mesh shielding layer (805) which is wrapped outside the aramid cloth (804), and the outer wall of the second copper mesh shielding layer (805) is embedded in the large semicircular groove (603);

a power cable (9) is arranged in a gap between every two adjacent supporting lugs (602), the power cable (9) comprises a conductor core (901) formed by twisting a plurality of tinned copper wires, a conductor shielding layer (902) is coated outside the conductor core (901), the conductor shielding layer (902) is specifically silver conductive paint which is 0.1-0.12mm in thickness and is uniformly coated, a cross-linked polyethylene insulating layer (903) is extruded outside the conductor shielding layer (902), an insulating shielding layer (904) is arranged outside the cross-linked polyethylene insulating layer (903), the insulating shielding layer (904) is specifically formed by wrapping a semiconductor tape, an insulating adhesive tape (905) is wound outside the insulating shielding layer (904), a lead sheath (906) is arranged outside the insulating adhesive tape (905), and a polyvinyl chloride rubber sheath (907) is extruded outside the lead sheath (906);

power cable (9) and the clearance of supporting between hangers (602) are equipped with reinforcing core (10), reinforcing core (10) specifically are the rope line that the PBO fibre was woven and is formed, power cable (9) are equipped with foamed rubber filling layer (11) outward, power cable (9), reinforcing core (10) and triangle plum blossom shape frame (6) all are located inside foamed rubber filling layer (11), synthesize the cable core and comprise foamed rubber filling layer (11) and inside power cable (9), optical cable (8) and data cable (7), aluminium foil paper (1) is around the package in foamed rubber filling layer (11) outside.

2. The optical-electrical hybrid cable for the seabed as claimed in claim 1, wherein the thickness of the aluminum foil (1) is 0.15-0.2mm, and the winding direction of the aluminum foil (1) and the winding density of the water-blocking tape (2) are opposite and the winding density is the same.

3. The hybrid cable as claimed in claim 1, wherein the alloy steel wire sheath (4) is woven from galvanized aluminum-magnesium alloy steel wires.

4. The submarine optical/electrical hybrid cable according to claim 1, wherein the bouquet frame (6) is made of vulcanized polystyrene rubber.

5. The submarine photoelectric hybrid cable according to claim 1, wherein the aramid fabric (804) and the second copper mesh shielding layer (805) are wound in opposite directions.

6. The submarine photoelectric hybrid cable according to claim 1, wherein the foamed rubber filler layer (11) is one of polyurethane foam, latex sponge, and NBR foamed rubber.