CN212161313U

CN212161313U - Multipurpose use power cable for high-carrying-capacity large-section oil platform

Info

Publication number: CN212161313U
Application number: CN202021325384.1U
Authority: CN
Inventors: 王迪; 叶宇; 水利飞; 沈棋; 刘炜
Original assignee: Anhui Huayu Cable Group Co ltd
Current assignee: Anhui Huayu Cable Group Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2020-12-15
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a multipurpose use power cable for a high current-carrying capacity and large section oil platform, which comprises a conductor, a wrapping layer, a waterproof shielding layer, an insulating layer, a waterproof protective layer, a sheath layer, an armor layer and an outer protective layer; the conductor is installed to the cable inlayer, the conductor is formed by many meticulous soft copper wire transposition, the conductor is outer to be wrapped a layer of high strength non-woven fabrics as wrapping the covering, indulge the waterproof shielding layer of wrap one deck outward around the covering, waterproof shielding layer is outer to be crowded package one deck insulating layer outward, the outside crowded package one deck waterproof layer of insulating layer, the outside winding armor of waterproof layer, the outside parcel one deck outer jacket of armor, the restrictive coating is constituteed with the waterproof layer to the outer jacket, adopts the meticulous tin-plated soft copper wire transposition of stranded to form the large cross-section conductor, and the strand hank is to unanimous with the stranded conductor hank, can guarantee that the conductor is soft, the external diameter is little, has resistance again for a short time, and the current carrying capacity is high, and transmission efficiency is.

Description

Multipurpose use power cable for high-carrying-capacity large-section oil platform

Technical Field

The utility model relates to a power cable is used to the multipurpose, specifically is a power cable is used to multipurpose for high current-carrying capacity large-section oil platform belongs to cable manufacturing technical field.

Background

The oil platform cable is suitable for high-power transmission and electrical control devices of offshore and land mobile oil drilling and offshore fixed platforms, and has the advantages of good high current-carrying capacity, flame retardance, low smoke, zero halogen, heat resistance, flexibility, oil resistance, wear resistance, low temperature resistance, corrosion resistance, aging resistance and moisture resistance. High wear resistance: the abrasion of well and underground crushed stone to a cable sheath is effectively overcome; bending resistance: the small pitch stranding is excellent in bending property; tensile property: the cable self has certain tensile strength, can strengthen tensile strength (increase tinned wire rope) waterproof according to the in-service use condition (prevent acid-base): the water-soluble paint can be normally used in shallow water or occasions with acid-base liquid; flame retardance: the material conforms to the VDE 0482 standard.

The multipurpose use power cable for the oil platform with high current-carrying capacity and large cross section is mainly suitable for a high-power motor, a power transmission system of a compressor and various pumps on an oil platform drilling rig with rated voltage of 2kV and below and a ship power system, the motor, the compressor and various pump equipment used by the oil platform have the characteristics of low power loss requirement and high transmission power, the environment of the oil platform is humid, the temperature is low, and strong ultraviolet rays are needed to be developed, so that the multipurpose use power cable for the oil platform with high current-carrying capacity and large cross section is high in current-carrying capacity, heat resistance, oil resistance, sunlight resistance, softness, wear resistance, low temperature resistance, humidity resistance, low smoke, zero halogen, flame retardance and low toxicity, and the technical scheme is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high current-carrying capacity large cross-section oil platform uses power cable with multipurpose, the utility model discloses a large cross-section conductor that strand form of stranded meticulous tin-plated soft copper wire, bundle strand direction and stranded conductor strand direction unanimous, can guarantee that the conductor is soft, the external diameter is little, has resistance little again, the current-carrying capacity is high, transmission efficiency is high, easy to assemble, advantage such as anticorrosion; the armor adopts the mode of outside winding steel wire, and certain degree plays the effect of bearing certain pulling force when installation is laid, can prevent in addition that communication cable from being cut off maliciously or steal and get. The sheath layer is made of 125 ℃ ultraviolet-resistant oil-resistant wear-resistant low-temperature-resistant low-smoke halogen-free flame-retardant irradiation crosslinking polyolefin material, and has the characteristics of heat resistance, oil resistance, sunlight resistance, wear resistance, low temperature resistance, moisture resistance, low smoke, no halogen, flame retardance, no toxicity, environmental protection and the like.

The purpose of the utility model can be realized by the following technical scheme:

a multipurpose power cable with high current-carrying capacity and large section for an oil platform comprises a conductor, a wrapping layer, a waterproof shielding layer, an insulating layer, a waterproof protective layer, a sheath layer, an armor layer, an outer protective layer and a cable body; the utility model provides a waterproof cable, including cable body, conductor, waterproof shielding layer, outer sheath layer, the conductor is formed by many fine soft copper wire transposition, the conductor is as wrapping a layer of high strength non-woven fabrics outward around the package, wrap the waterproof shielding layer of one deck around the package outer longitudinal wrap, waterproof shielding layer is crowded package one deck insulating layer outward, the outside crowded package one deck waterproof layer of insulating layer, the outside winding armor of waterproof layer, the outside parcel one deck outer jacket of armor, the restrictive coating is constituteed to outer sheath and waterproof layer.

Preferably, the conductor is formed by stranding a plurality of fine tinned soft copper wires, and the wire bundling direction and the stranding direction of the tinned soft copper wires are consistent.

Preferably, the wrapping layer adopts concentric type rotating wrapping.

Preferably, the insulating layer is a layer of low-smoke halogen-free flame-retardant polyolefin with excellent insulating property, high strength and 125 ℃ irradiation crosslinking, and the outer protective layer is made of 125 ℃ ultraviolet-resistant oil-resistant wear-resistant low-temperature-resistant low-smoke halogen-free flame-retardant irradiation crosslinking polyolefin material.

Preferably, the armor layer is formed by winding a plurality of fine steel wires, is wound into a net shape and is laid on the surface of the waterproof protective layer.

Preferably, the waterproof shielding layer is a composite structure of a double-sided aluminum foil and a polyester composite tape, and two layers of polyester tapes are lapped and wound inside the waterproof shielding layer in an overlapping manner.

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

1. the large-section conductor formed by stranding a plurality of fine tinned soft copper wires is adopted, the strand stranding direction is consistent with the strand stranding direction, and the advantages of softness, small outer diameter, small resistance, high current carrying capacity, high transmission efficiency, convenience in installation, corrosion resistance and the like of the conductor can be guaranteed.

2. The shielding waterproof layer is a double-sided aluminum foil and polyester composite belt which can prevent electromagnetic interference and block water and is waterproof, the waterproof protective layer is a layer of high-strength nylon, and the whole structure of longitudinally wrapping the aluminum foil/polyester composite belt, protecting the high-density polyethylene inner sheath and protecting the nylon is adopted, so that the electromagnetic interference can be effectively prevented, and the waterproof and moistureproof effects can be realized.

3. The armor adopts the mode of outside winding steel wire, and certain degree plays the effect of bearing certain pulling force when installation is laid, can prevent in addition that communication cable from being cut off maliciously or steal and get. The outer protective layer is made of 125 ℃ ultraviolet-resistant oil-resistant wear-resistant low-temperature-resistant low-smoke halogen-free flame-retardant irradiation crosslinking polyolefin material, and has the characteristics of heat resistance, oil resistance, sunlight resistance, wear resistance, low temperature resistance, moisture resistance, low smoke, no halogen, flame retardance, no toxicity, environmental protection and the like.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is the utility model discloses a power cable is used to high carrying capacity large cross-section oil platform multipurpose's overall structure sketch map.

FIG. 2 is the utility model discloses a power cable's is used to high carrying capacity large cross-section oil platform multipurpose cross-section schematic diagram.

In the figure: 1. a conductor; 2. wrapping a covering; 3. a waterproof shield layer; 4. an insulating layer; 5. a sheath layer; 6. a waterproof protective layer; 7. an armor layer; 8. an outer jacket.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, a multipurpose power cable for an oil platform with high current-carrying capacity and large cross section comprises a conductor 1, a wrapping layer 2, a waterproof shielding layer 3, an insulating layer 4, a sheath layer 5, a waterproof protective layer 6, an armor layer 7, an outer protective layer 8 and a cable body; conductor 1 is installed to the cable body inlayer, conductor 1 is formed by many with the fine soft copper wire transposition, 1 outer package a layer of high strength non-woven fabrics as around covering 2 of conductor, indulge a wrap waterproof shielding layer 3 of wrap one deck outward around covering 2, 3 outer crowded package one deck insulating layers 4 of waterproof shielding layer, 4 outside crowded package one deck waterproof layer 6 of insulating layer, 6 outside winding armor 7 of waterproof layer, 7 outside parcel one deck oversheath of armor 8, restrictive coating 5 is constituteed to oversheath 8 and waterproof layer 6.

The conductor 1 is formed by stranding a plurality of fine tinned soft copper wires, and the wire bundling direction and the stranding direction of the tinned soft copper wires are consistent.

Wherein, adopt the rotatory package of lapping of concentric type around covering 2.

The insulating layer 4 is a layer of irradiation crosslinking low-smoke halogen-free flame-retardant polyolefin with excellent insulating property, high strength and 125 ℃, and the outer protective layer 8 is made of 125 ℃ ultraviolet-resistant oil-resistant wear-resistant low-temperature-resistant low-smoke halogen-free flame-retardant irradiation crosslinking polyolefin material.

The armor layer 7 is formed by winding a plurality of fine steel wires, and the armor layer 7 is wound into a net shape and laid on the surface of the waterproof protective layer 6.

The waterproof shielding layer 3 is a composite structure of double-sided aluminum foil and a polyester composite tape, and two layers of polyester tapes are lapped and wound inside the waterproof shielding layer 3 in an overlapped mode.

The utility model discloses a concrete structural design scheme as follows:

a multipurpose power cable with high carrying capacity and large cross section for an oil platform is characterized in that a conductor 1 is installed on the innermost layer of the cable, the conductor 1 is formed by twisting a plurality of fine tinned soft copper wires, the wire binding direction and the twisting direction of the soft copper wires are consistent, a layer of high-strength non-woven fabric is wrapped outside the conductor 1 to serve as a wrapping layer 2, the wrapping layer 2 adopts concentric type rotating wrapping, a waterproof shielding layer 3 is longitudinally wrapped outside the wrapping layer 2, the waterproof shielding layer 3 is a composite structure of double-sided aluminum foil and a polyester composite tape, two layers of polyester tapes are wrapped inside the waterproof shielding layer 3 in an overlapping mode, an insulating layer 4 is wrapped outside the waterproof shielding layer 3 in an extruding mode, the insulating layer 4 is a layer of high-strength 125 ℃ irradiation cross-linked low-smoke halogen-free flame retardant polyolefin, a waterproof protective layer 6 is wrapped outside the insulating layer 4 in an extruding mode, an armor layer 7 is wrapped outside the waterproof protective layer 6, and, the armor layer 7 is wound into a net shape and laid on the surface of the waterproof protective layer 6, the armor layer 7 is externally wrapped with an outer protective layer 8, the outer protective layer 8 is made of 125 ℃ ultraviolet-resistant oil-resistant wear-resistant low-smoke halogen-free flame-retardant irradiation cross-linked polyolefin material, and the outer protective layer 8 and the waterproof protective layer 6 form a sheath layer 5.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A multipurpose power cable with high current-carrying capacity and large section for an oil platform comprises a conductor (1), a wrapping layer (2), a waterproof shielding layer (3), an insulating layer (4), a sheath layer (5), a waterproof protective layer (6), an armor layer (7), an outer protective layer (8) and a cable body; its characterized in that, conductor (1) is installed to the cable body inlayer, conductor (1) is formed with the fine soft copper wire transposition many times, conductor (1) is outer around a packet a layer of high strength non-woven fabrics as around covering (2), indulge a packet one deck waterproof shielding layer (3) around covering (2) outward, waterproof shielding layer (3) outer crowded package one deck insulating layer (4), insulating layer (4) outside crowded package one deck waterproof layer (6), waterproof shielding layer (6) outside winding armor (7), armor (7) outside parcel one deck outer jacket (8), restrictive coating (5) are constituteed with waterproof shielding layer (6) to outer jacket (8).

2. The multipurpose power cable for the oil platform with high ampacity and large cross section according to claim 1, wherein the conductor (1) is formed by stranding a plurality of fine tinned soft copper wires, and the strand direction of the tinned soft copper wires are consistent.

3. The multipurpose power cable for the oil platform with high ampacity and large cross section according to claim 1, wherein the wrapping layer (2) is concentrically and rotatably wrapped.

4. The multipurpose use power cable for the oil platform with high carrying capacity and large cross section according to claim 1 is characterized in that the insulating layer (4) is a layer of insulating irradiation crosslinking low-smoke halogen-free flame-retardant polyolefin, and the outer protective layer (8) is made of 125 ℃ ultraviolet-resistant oil-resistant wear-resistant low-temperature-resistant low-smoke halogen-free flame-retardant irradiation crosslinking polyolefin material.

5. The multipurpose power cable with high ampacity and large section for oil platform according to claim 1, wherein the armor layer (7) is formed by winding a plurality of fine steel wires, and the armor layer (7) is wound into a net shape and laid on the surface of the waterproof protective layer (6).

6. The multipurpose power cable for the oil platform with high carrying capacity and large section according to claim 1, wherein the waterproof shielding layer (3) is a composite structure of a double-sided aluminum foil and a polyester composite tape, and two layers of polyester tapes are lapped and wrapped inside the waterproof shielding layer (3).