CN219392980U - Multifunctional shore power cable - Google Patents
Multifunctional shore power cable Download PDFInfo
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- CN219392980U CN219392980U CN202320686902.XU CN202320686902U CN219392980U CN 219392980 U CN219392980 U CN 219392980U CN 202320686902 U CN202320686902 U CN 202320686902U CN 219392980 U CN219392980 U CN 219392980U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses a multifunctional shore power cable which comprises a medium-voltage power insulated wire, a data communication wire, an optical cable, a control wire, an inner base protective sleeve, a woven shielding sleeve and an outer base protective sleeve, wherein a plurality of medium-voltage power insulated wires, data communication wires, optical cables and control wires are twisted to form a cable core together, and the inner base protective sleeve, the woven shielding sleeve and the outer base protective sleeve are sequentially sleeved outside the cable core from inside to outside. The utility model forms a cable core by compounding the medium-voltage power insulated wire, the data communication wire, the optical cable and the control wire, forms a structure form of combining various units, and sequentially sleeves an inner basic protective sleeve, a woven shielding sleeve and an outer basic protective sleeve outside the cable core from inside to outside to obtain the multifunctional shore power cable, thereby being capable of meeting the requirements of special electric wires and cables of electric power, illumination, control, communication, microcomputer and other systems of various ships, offshore oil platforms and water buildings.
Description
[ field of technology ]
The utility model relates to the technical field of cables, in particular to the technical field of multifunctional shore power cables.
[ background Art ]
The conventional shore power cable refers to a cable for connecting the shore power box of the ship with a shore or other ship power source, and generally has only a single power transmission function, such as a marine shore power cable disclosed in the utility model with the publication number CN 2736894. The shore power cable has only a power core wire and only a power transmission function, and in order to meet the control and communication requirements of ships, the marine control cable and the communication cable are additionally paved, so that the ships are difficult to effectively perform single-wire multi-network fusion with a power transmission network, a telecommunication network, a broadcast television network, the Internet and the like, and a simple intelligent ship control system cannot be realized. Meanwhile, the insulating layer is directly arranged outside the core wire conductors, so that the electromagnetic shielding effect is general, and the three core wire conductors are directly wrapped with the wrapping layer, so that the integrity is poor. In addition, the marine cable disclosed in the utility model of CN202363158U has the same problems as described above. Therefore, how to synchronously realize the functions of power, communication, control and the like under the condition of being suitable for severe use environments of the shore power cable, and avoid complex wiring of ships is needed to be solved.
[ utility model ]
The utility model aims to solve the problems in the prior art and provides a multifunctional shore power cable which can simultaneously meet the requirements of power, control, communication and the like.
In order to achieve the above purpose, the utility model provides a multifunctional shore power cable, which comprises a medium-voltage power insulated wire, a data communication wire, an optical cable, a control wire, an inner base protective sleeve, a braided shielding sleeve and an outer base protective sleeve, wherein a plurality of medium-voltage power insulated wires, data communication wires, optical cables and control wires are twisted to form a cable core together, the inner base protective sleeve, the braided shielding sleeve and the outer base protective sleeve are sequentially sleeved outside a cable core from inside to outside, the medium-voltage power insulated wire comprises a power conductor and a power composite insulated shielding sleeve, the power composite insulated shielding sleeve is sleeved outside the power conductor, the data communication wires comprise a communication conductor, a communication insulating sleeve, a communication shielding sleeve and a communication protective sleeve, the communication insulating sleeve is extruded outside the communication conductor and jointly forms a communication wire core, a plurality of communication twisted groups are twisted to jointly form a communication base line, the communication shielding sleeve and the communication protective sleeve are sequentially sleeved outside the communication base line from inside to outside, the optical cable comprises an armor reinforcing sleeve, an optical signal composite reinforcing sleeve and an optical signal protecting sleeve, an optical signal composite protecting sleeve and an optical signal protecting sleeve are sequentially sleeved outside the control fiber bundle, and the control optical signal protecting sleeve is sequentially sleeved outside the control fiber bundle, and the optical signal protecting sleeve is sequentially sleeved outside the control fiber.
Preferably, the power composite insulating shielding sleeve adopts a four-layer composite structure, an inner power shielding sleeve positioned at the innermost layer of the power composite insulating shielding sleeve is a semiconductive shielding rubber sleeve, a power insulating sleeve positioned at the inner number second layer of the power composite insulating shielding sleeve is an ethylene propylene rubber sleeve, a middle power shielding sleeve positioned at the outer number second layer of the power composite insulating shielding sleeve is a semiconductive shielding rubber sleeve, and an outer power shielding sleeve positioned at the outermost layer of the power composite insulating shielding sleeve is formed by wrapping copper-plastic composite foil and is provided with an inward metal surface.
Preferably, the communication insulating sleeve adopts a three-layer insulating structure with a skin and foam skin, an inner layer positioned at the innermost side of the communication insulating sleeve is a low-density polyethylene layer, a foaming layer positioned at the middle part of the communication insulating sleeve is a foaming polyethylene layer, an outer layer positioned at the outermost side of the communication insulating sleeve is a high-density polyethylene layer, the communication shielding sleeve is a metal woven sleeve, and the communication protective sleeve is an elastic rubber sleeve.
Preferably, each group of communication twisted groups is further covered with an auxiliary shielding sleeve.
Preferably, the auxiliary shielding sleeve is formed by wrapping copper-plastic composite foil and the metal surface is arranged outwards.
Preferably, the armor reinforcement sleeve is a stainless steel spiral tube, the inner layer of the optical signal composite weaving reinforcement sleeve is a Kevlar nonmetal fiber sleeve, the outer layer of the optical signal composite weaving reinforcement sleeve is a stainless steel wire sleeve, and the optical signal protection sleeve is a low-smoke halogen-free flame-retardant sleeve.
Preferably, the control protective sleeve is a low-smoke halogen-free flame retardant sleeve.
Preferably, the inner base protective sleeve is a composite protective sleeve, the inner layer is a flame-retardant wrapping tape, and the outer layer is a low-smoke halogen-free flame-retardant sleeve.
Preferably, the braided shielding sleeve is a tinned copper wire braided sleeve.
Preferably, the outer base protective sheath is a polyolefin sheath.
The utility model has the beneficial effects that:
the utility model forms a cable core by compounding the medium-voltage power insulated wire, the data communication wire, the optical cable and the control wire, forms a structure form of combining various units, and sequentially sleeves an inner basic protective sleeve, a woven shielding sleeve and an outer basic protective sleeve outside the cable core from inside to outside to obtain the multifunctional shore power cable, thereby being capable of meeting the requirements of special electric wires and cables for electric power, illumination, control, communication, microcomputer systems and the like of various ships, offshore oil platforms and water buildings, and having the requirements of reliability, temperature resistance, flame retardance, oil resistance, moisture resistance, sea water resistance and the like, and being capable of adapting to the service environment with more severe conditions.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a cross-sectional view of a multi-function shore power cable of the present utility model;
FIG. 2 is a cross-sectional view of a medium voltage power insulated wire of the multi-function shore power cable of the present utility model;
FIG. 3 is a cross-sectional view of a data communication wire of the multi-function shore power cable of the present utility model;
FIG. 4 is a cross-sectional view of an optical cable of the multi-function shore power cable of the present utility model;
fig. 5 is a cross-sectional view of a control wire of the multi-function shore power cable of the present utility model.
In the figure: 1-medium voltage power insulated wire, 11-power conductor, 12-inner power shield, 13-power insulation shield, 14-medium power shield, 15-outer power shield, 2-data communication wire, 21-communication conductor, 22-communication insulation shield, 221-inner skin, 222-foam layer, 223-outer skin, 23-communication shield, 24-communication protective sheath, 3-optical cable, 31-optical fiber, 32-armor reinforcement sheath, 33-kevlar nonmetallic fiber sheath, 34-stainless steel wire sheath, 35-optical signal protective sheath, 4-control wire, 41-control conductor, 42-control protective sheath, 5-inner base protective sheath, 6-woven shield, 7-outer base protective sheath.
[ detailed description ] of the utility model
Referring to fig. 1 to 5, the multifunctional shore power cable of the present utility model comprises a medium voltage power insulated wire 1, a data communication wire 2, an optical cable 3, a control wire 4, an inner base protective sleeve 5, a braided shield sleeve 6 and an outer base protective sleeve 7, wherein a plurality of the medium voltage power insulated wire 1, the data communication wire 2, the optical cable 3 and the control wire 4 are twisted to form a cable core together, the inner base protective sleeve 5, the braided shield sleeve 6 and the outer base protective sleeve 7 are sleeved outside the cable core from inside to outside in sequence, the medium voltage power insulated wire 1 comprises a power conductor 11 and a power composite insulated shield sleeve, the power composite insulated shield sleeve is sleeved outside the power conductor 11, the data communication wire 2 comprises a communication conductor 21, a communication insulating sleeve 22, a communication shield sleeve 23 and a communication protective sleeve 24, the communication insulating sleeve 22 is extruded and coated outside the communication conductor 21 and jointly forms a communication wire core, a plurality of communication wire cores are mutually twisted and jointly form a communication twisted group, a plurality of communication twisted groups are mutually twisted and jointly form a communication baseline, the communication shielding sleeve 23 and the communication protective sleeve 24 are sequentially sleeved outside the communication baseline from inside to outside, the optical cable 3 comprises an optical fiber 31, an armor reinforcing sleeve 32, an optical signal composite braiding reinforcing sleeve and an optical signal protective sleeve 35, a plurality of optical fibers 31 are combined to form a fiber bundle, the armor reinforcing sleeve 32, the optical signal composite braiding reinforcing sleeve and the optical signal protective sleeve 35 are sequentially sleeved outside the fiber bundle from inside to outside, the control wire 4 comprises a control conductor 41 and a control protective sleeve 42, and the control protective sleeve 42 is sleeved outside the control conductor 41. Specifically, the medium-voltage power insulated wire 1, the data communication wire 2, the optical cable 3, and the control wire 4 may all be three-core in number, and four sets of communication twisted groups may be employed among the data communication wires. The design can meet the requirements of functions such as power, communication and control. In addition, the three-core medium-voltage power insulated wire can be used as a cable core main body, and the three-core wire 2, the three-core optical cable 3 and the three-core control wire 4 are respectively filled in the gaps.
The power composite insulating shielding sleeve adopts a four-layer composite structure, an inner power shielding sleeve 12 positioned at the innermost layer of the power composite insulating shielding sleeve is a semiconductive shielding rubber sleeve, a power insulating sleeve 13 positioned at the inner number second layer of the power composite insulating shielding sleeve is an ethylene propylene rubber sleeve, a middle power shielding sleeve 14 positioned at the outer number second layer of the power composite insulating shielding sleeve is a semiconductive shielding rubber sleeve, and an outer power shielding sleeve 15 positioned at the outermost layer of the power composite insulating shielding sleeve is formed by wrapping copper-plastic composite foil and is provided with an inward metal surface. Specifically, a semiconductive shielding rubber sleeve with the thickness of 0.75mm can be extruded outside the power conductor 11 to serve as the inner power shielding sleeve 12, then a 35kV ethylene propylene rubber sleeve with the thickness of 3.8mm is extruded outside the inner power shielding sleeve 12 to serve as the power insulating sleeve 13, then a strippable semiconductive shielding rubber sleeve with the thickness of 0.75mm is extruded outside the power insulating sleeve 13 to serve as the middle power shielding sleeve 14, and finally a copper-plastic composite foil (with the metal surface arranged inwards) with the thickness of 0.05mm is wrapped outside the middle power shielding sleeve 14 to serve as the outer power shielding sleeve 15.
The communication insulating sleeve 22 adopts a three-layer insulating structure with a skin and foam skin, an inner layer 221 positioned at the innermost side of the communication insulating sleeve 22 is a low-density polyethylene layer, a foaming layer 222 positioned at the middle part of the communication insulating sleeve 22 is a foaming polyethylene layer, an outer layer 223 positioned at the outermost side of the communication insulating sleeve 22 is a high-density polyethylene layer, the communication shielding sleeve 23 is a metal woven sleeve, and the communication protective sleeve 24 is an elastic rubber sleeve. For the data communication wire 2, the communication conductor 21 may be a single-wire round copper wire having a diameter of 0.57 mm. In the communication insulating sleeve 22, the thickness of the inner skin layer 221 is 0.02mm, and the thickness of the outer skin layer 223 is 0.1mm. In addition, the foaming layer 222 can be formed by mixing high-density polyethylene, low-density polyethylene and nucleating agent, heating and melting the mixture through an extruder, and filling nitrogen into the extrusion bag, and the foaming degree is controlled below 55%. The three-layer insulation structure design of the foam skin can enable the cable to have good flame retardance, compression resistance and electric property. The braid density of the communication shield 23 is not less than 65%, and the thickness of the communication protective sheath 24 is 0.6mm. Wherein, because the communication protective sleeve 24 has elasticity, can provide the buffer function in the cable, guarantee the normal clear of communication.
And an auxiliary shielding sleeve is coated outside each communication twisting group.
The auxiliary shielding sleeve is formed by wrapping copper-plastic composite foil and the metal surface is arranged outwards. Wherein, the thickness of auxiliary shield cover is 0.065mm.
The armor reinforcement sleeve 32 is a stainless steel spiral tube, the inner layer of the optical signal composite weaving reinforcement sleeve is a Kevlar nonmetal fiber sleeve 33, the outer layer of the optical signal composite weaving reinforcement sleeve is a stainless steel wire sleeve 34, and the optical signal protection sleeve 35 is a low-smoke halogen-free flame-retardant sleeve. In the optical cable 3, the fiber bundle may be composed of 2-core single-mode or multimode optical fibers. In addition, the weaving density of the inner layer and the outer layer of the optical signal composite weaving reinforcing sleeve is not less than 50 percent.
The control sleeve 42 is a low smoke, halogen-free, flame retardant sleeve. Further, among the control wires 4, the control conductor is a fifth type of stranded conductor.
The inner base protective sleeve 5 is a composite protective sleeve, the inner layer is a flame-retardant wrapping tape, and the outer layer is a low-smoke halogen-free flame-retardant sleeve. Wherein the thickness of the inner base protective sleeve 5 is controlled to be about 1.8 mm.
The braided shielding sleeve 6 is a tinned copper wire braided sleeve. Wherein the thickness of the braided shield 6 is 0.2mm and the braiding density is not less than 80%.
The outer base protective sleeve 7 is a polyolefin sleeve. Wherein, the thickness of outer basic protective sheath 7 is 3.2mm, can effectively improve the fire resistance of product.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (10)
1. Multifunctional shore power cable, its characterized in that: including middling pressure power insulated wire (1), data communication electric wire (2), optical cable (3), control electric wire (4), interior basic protective sheath (5), braided shield cover (6) and outer basic protective sheath (7), a plurality of middling pressure power insulated wire (1), data communication electric wire (2), optical cable (3) and control electric wire (4) strand mutually and form the cable core jointly, interior basic protective sheath (5), braided shield cover (6) and outer basic protective sheath (7) are from interior to exterior and are established outside the cable core in proper order, middling pressure power insulated wire (1) includes power conductor (11) and power compound insulation shield cover, power compound insulation shield cover is established outside power conductor (11), data communication electric wire (2) include communication conductor (21), communication insulation cover (22), communication shield cover (23) and communication protective sheath (24), communication insulation cover (22) extrusion cladding is outside communication conductor (21) and form the communication core jointly, a plurality of communication phases strand and form communication strand group jointly, a plurality of communication strand group phase strand group and form the communication strand group jointly and form shielding cover (23) and establish outside optical fiber cable (31) is established outside communication enhancement sleeve (32) in proper order from interior to exterior (31) The optical signal composite braiding reinforcing sleeve and the optical signal protective sleeve (35) are combined to form a fiber bundle, the armor reinforcing sleeve (32), the optical signal composite braiding reinforcing sleeve and the optical signal protective sleeve (35) are sequentially sleeved outside the fiber bundle from inside to outside, the control wire (4) comprises a control conductor (41) and a control protective sleeve (42), and the control protective sleeve (42) is sleeved outside the control conductor (41).
2. The multi-function shore power cable of claim 1, wherein: the power composite insulating shielding sleeve adopts a four-layer composite structure, an inner power shielding sleeve (12) positioned at the innermost layer of the power composite insulating shielding sleeve is a semiconductive shielding rubber sleeve, a power insulating sleeve (13) positioned at the inner second layer of the power composite insulating shielding sleeve is an ethylene propylene rubber sleeve, a middle power shielding sleeve (14) positioned at the outer second layer of the power composite insulating shielding sleeve is a semiconductive shielding rubber sleeve, and an outer power shielding sleeve (15) positioned at the outermost layer of the power composite insulating shielding sleeve is formed by wrapping copper-plastic composite foil and is arranged with a metal surface facing inwards.
3. The multi-function shore power cable of claim 1, wherein: the communication insulating sleeve (22) adopts a skin-foam three-layer insulating structure, an inner lining layer (221) positioned at the innermost side of the communication insulating sleeve (22) is a low-density polyethylene layer, a foaming layer (222) positioned at the middle part of the communication insulating sleeve (22) is a foaming polyethylene layer, an outer skin layer (223) positioned at the outermost side of the communication insulating sleeve (22) is a high-density polyethylene layer, the communication shielding sleeve (23) is a metal woven sleeve, and the communication protective sleeve (24) is an elastic rubber sleeve.
4. The multi-function shore power cable of claim 1, wherein: and an auxiliary shielding sleeve is coated outside each communication twisting group.
5. The multi-function shore power cable of claim 4, wherein: the auxiliary shielding sleeve is formed by wrapping copper-plastic composite foil and the metal surface is arranged outwards.
6. The multi-function shore power cable of claim 1, wherein: the armor reinforcing sleeve (32) is a stainless steel spiral tube, the inner layer of the optical signal composite weaving reinforcing sleeve is a Kevlar nonmetallic fiber sleeve (33) and the outer layer of the optical signal composite weaving reinforcing sleeve is a stainless steel wire sleeve (34), and the optical signal protective sleeve (35) is a low-smoke halogen-free flame-retardant sleeve.
7. The multi-function shore power cable of claim 1, wherein: the control protective sleeve (42) is a low-smoke halogen-free flame-retardant sleeve.
8. The multi-function shore power cable of claim 1, wherein: the inner base protective sleeve (5) is a composite protective sleeve, the inner layer is a flame-retardant wrapping belt, and the outer layer is a low-smoke halogen-free flame-retardant sleeve.
9. The multi-function shore power cable of claim 1, wherein: the braided shielding sleeve (6) is a tin-plated copper wire braided sleeve.
10. The multi-function shore power cable of claim 1, wherein: the outer basic protective sleeve (7) is a polyolefin sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320686902.XU CN219392980U (en) | 2023-03-31 | 2023-03-31 | Multifunctional shore power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320686902.XU CN219392980U (en) | 2023-03-31 | 2023-03-31 | Multifunctional shore power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219392980U true CN219392980U (en) | 2023-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320686902.XU Active CN219392980U (en) | 2023-03-31 | 2023-03-31 | Multifunctional shore power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219392980U (en) |
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- 2023-03-31 CN CN202320686902.XU patent/CN219392980U/en active Active
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