Photoelectric composite cable for underwater equipment

Abstract

The utility model relates to a photoelectric composite cable for underwater equipment, which comprises a composite inner core, an insulating layer, a metal braided shielding layer, a water-blocking yarn waterproof layer, a foaming rubber buoyancy layer and an outer sheath are sequentially arranged outside the composite inner core, an arc-shaped bulge is arranged at the top of the outer sheath, and a through hole penetrates through the arc-shaped bulge. And an acrylic gel waterproof anticorrosive coating and a nano waterproof coating are arranged outside the outer sheath. The composite inner core comprises an optical fiber, a power wire core and a control wire core. The power wire core is formed by twisting a plurality of first conductors, and a first inner insulating layer is arranged outside the twisted first conductors. The control wire core is formed by twisting a plurality of second conductors, and a second inner insulating layer is arranged outside the twisted second conductors. And a filling paste layer is arranged between the composite inner core and the insulating layer. The anti-floating cable has good anti-floating performance, meanwhile, the arc-shaped protrusions are arranged and penetrate through the holes, other steel wire ropes or wires can penetrate through the arc-shaped protrusions to connect the cable with anchoring equipment together, position deviation of the cable is avoided, and the cable can float on the water better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric wire and cable, especially relates to an optical-electric composite cable for underwater equipment. BACKGROUND

[0002] The underwater equipment needs to use the cable for power supply and signal transmission of the underwater equipment, and the cable used in water distribution and dragging is widely applied to signal transmission from underwater to water surface, and the cable can resist seawater corrosion, zero buoyancy, can overcome the self-weight or float on the water surface, and has excellent waterproof performance in use. SUMMARY

[0003] The utility model aims at solving the insufficient prior art, and provides an optical-electric composite cable for underwater equipment.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] An optical-electric composite cable for underwater equipment, comprising a composite inner core, an insulating layer, a metal braided shielding layer, a water-blocking yarn waterproof layer, a foamed rubber buoyancy layer and an outer sheath are sequentially arranged outside the composite inner core, an arc-shaped protrusion is arranged at the top of the outer sheath, and a through hole is arranged in the arc-shaped protrusion.

[0006] The outer sheath is provided with a propylene coagulation waterproof anticorrosive coating.

[0007] The propylene coagulation waterproof anticorrosive coating is provided with a nano waterproof coating.

[0008] The composite inner core comprises an optical fiber, a power line core and a control line core.

[0009] The power line core is twisted by a plurality of first conductors, and the twisted first conductors are provided with a first inner insulating layer.

[0010] The control line core is twisted by a plurality of second conductors, and the twisted second conductors are provided with a second inner insulating layer.

[0011] A filling paste layer is arranged between the composite inner core and the insulating layer.

[0012] A supporting filling body is arranged between the gaps on the upper and lower sides of the power line core and the control line core in the filling paste layer.

[0013] The supporting filling body has an elliptical structure.

[0014] The utility model discloses a beneficial effect is: the utility model has good anti -floating, is equipped with arc convex simultaneously, and can utilize other steel wire rope or line to pass through and connect cable and anchoring equipment together, avoid its position deviation, can also better float on the water surface. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is structural schematic diagram of the utility model;

[0016] In the drawing: 1-composite inner core;2-insulation layer;3-metal braided shielding layer;4-waterproof layer of water -resisting yarn;5-foamed rubber buoyancy layer;6-outer sheath;7-arc convex;8-through -hole;9-propylene condensate waterproof anticorrosive coating;10-nano waterproof coating;11-filling paste layer;12-supporting filling body;

[0017] 101-fiber;102-first conductor;103-first inner insulation layer;104-second conductor;105-second inner insulation layer;

[0018] The utility model will be described below in conjunction with the embodiment of the utility model with reference to the drawings. DETAILED DESCRIPTION

[0019] The principles and features of the utility model will be described below in conjunction with the drawings, and the examples are only used to explain the utility model and are not used to limit the scope of the utility model. In the following paragraphs, the utility model is described in more detail with examples with reference to the drawings. The advantages and features of the utility model will be clearer according to the following description. It should be noted that the drawings are very simplified and use non-precise proportions, only to facilitate and clearly assist the purpose of explaining the utility model examples.

[0020] It should be noted that when a component is referred to as "fixed to" another component, it can be directly on the other component or there can be a middle component. When a component is referred to as "connected to" another component, it can be directly connected to the other component or there can be a middle component. When a component is referred to as "provided on" another component, it can be directly provided on the other component or there can be a middle component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terms used in the specification of the utility model are only for the purpose of describing specific examples and are not intended to limit the utility model. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0022] The utility model will be further described below in combination with the drawings and examples:

[0023] As Figure 1 The utility model discloses an underwater equipment photoelectric composite cable, including composite inner core 1, insulating layer 2, metal braided shield layer 3, water -resistant yarn waterproof layer 4, foamed rubber buoyancy layer 5, outer sheath 6, arc convex 7, through -hole 8, propylene waterproof anticorrosive coating 9, nanometer waterproof coating 10, filling paste layer 11 and support filling body 12.

[0024] Composite inner core 1 includes optical fiber 101, power line core and control line core.

[0025] Power line core is stranded by a plurality of first conductor 102, and the first conductor 102 after stranding is equipped with first inner insulating layer 103.

[0026] Control line core is stranded by a plurality of second conductor 104, and the second conductor 104 after stranding is equipped with second inner insulating layer 105.

[0027] Composite inner core 1 is equipped with insulating layer 2, metal braided shield layer 3, water -resistant yarn waterproof layer 4, foamed rubber buoyancy layer 5 and outer sheath 6 in proper order, and the outer sheath 6 top is equipped with arc convex 7, and the arc convex 7 is penetrated with through -hole 8.

[0028] The utility model is equipped with arc convex 7, and is penetrated with hole 8, can utilize other wire rope or line to pass and connect together with anchoring equipment, avoid its position deviation, also can better float on the water surface.

[0029] Filling paste layer 11 is arranged between composite inner core 1 and insulating layer 2, and the filling paste layer 11 plays the role of waterproof, moistureproof, buffering and lubrication, and ensures the high stability and high reliability of communication.

[0030] Support filling body 12 is arranged between the gap between the power line core and the control line core on the upper and lower sides of the filling paste layer 11, and the support filling body 12 plays the role of supporting and preventing the cable from deforming.

[0031] Support filling body 12 is of an elliptical structure.

[0032] The outer sheath 6 is made of a polyurethane material layer or a thermoplastic polyurethane rubber material layer that is resistant to seawater.

[0033] The outer sheath 6 is provided with a propylene waterproof anticorrosive coating 9, and the propylene waterproof anticorrosive coating 9 has good corrosion resistance, durability, impermeability, compactness, high adhesion, and waterproof and anticorrosive effects.

[0034] The propylene adhesive waterproof anticorrosive coating 9 is externally provided with a nano waterproof coating 10; the nano waterproof coating 10 has multiple functions such as anti-cracking, waterproof, high temperature resistance, wear resistance, anti-permeation, moisture resistance, anti-freezing and corrosion resistance.

[0035] The propylene adhesive waterproof anticorrosive coating 9, the nano waterproof coating 10 and the waterproof layer 4 of the water-blocking yarn can improve the waterproof performance and anticorrosive performance of the cable and prolong the service life of the cable.

[0036] The utility model has been described above in combination with the drawings, and obviously, the specific implementation of the utility model is not limited by the above-mentioned mode, as long as various improvements are made by adopting the method concept and technical scheme of the utility model or directly applied to other occasions without improvement, which are all within the protection scope of the utility model.

Claims

1. An optical-electrical composite cable for underwater equipment, characterized by, The utility model relates to a kind of composite inner core (1), composite inner core (1) is equipped with in turn insulating layer (2), metal braided shielding layer (3), water-blocking yarn waterproof layer (4), foamed rubber buoyancy layer (5) and outer sheath (6), outer sheath (6) top is equipped with arc convex (7), arc convex (7) is penetrated with through hole (8).

2. The electro-optical composite cable for underwater equipment according to claim 1, characterized by, Outer sheath (6) is equipped with propylene waterproof anticorrosive coating (9) outside.

3. The electro-optical composite cable for underwater equipment according to claim 2, characterized in that, Propylene waterproof anticorrosive coating (9) is equipped with nano waterproof coating (10) outside.

4. The electro-optical composite cable for underwater equipment according to claim 3, characterized by, Composite inner core (1) includes optical fiber (101), power line core and control line core.

5. The electro-optical composite cable for underwater equipment according to claim 4, wherein Power line core is stranded by several first conductors (102), and first conductor (102) after stranding is equipped with first inner insulating layer (103) outside.

6. The electro-optical composite cable for underwater equipment according to claim 5, wherein Control line core is stranded by several second conductors (104), and second conductor (104) after stranding is equipped with second inner insulating layer (105) outside.

7. The electro-optical composite cable for underwater equipment according to claim 6, characterized in that, Filling paste layer (11) is equipped between composite inner core (1) and insulating layer (2).

8. The electro-optical composite cable for underwater equipment according to claim 7, characterized by, Filling paste layer (11) is equipped with support filling body (12) between the gap of power line core and control line core upper and lower sides inside.

9. The electro-optical composite cable for underwater equipment according to claim 8, characterized in that, Support filling body (12) is elliptical structure.

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