CN201796648U - Buoyancy-controllable photoelectric comprehensive cable - Google Patents
Buoyancy-controllable photoelectric comprehensive cable Download PDFInfo
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- CN201796648U CN201796648U CN2010202411867U CN201020241186U CN201796648U CN 201796648 U CN201796648 U CN 201796648U CN 2010202411867 U CN2010202411867 U CN 2010202411867U CN 201020241186 U CN201020241186 U CN 201020241186U CN 201796648 U CN201796648 U CN 201796648U
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Abstract
The utility model relates to a buoyancy-controllable photoelectric comprehensive cable, which comprises a cable core and a sheath sleeved outside the cable core. The cable core comprises a reinforcing core, more than one optical fiber beam tube and a power cord, wherein the optical fiber beam tubes are stranded surrounding a reinforcing core, and each optical fiber beam consists of a loose sleeve, optical fibers and filling paste. The buoyancy-controllable photoelectric comprehensive cable is characterized in that more than one buoyancy control unit standing layer is added in the sheath, buoyancy control units are physical expanded plastic filling ropes or hollow plastic pipes, aramid fiber bundles wrap a plastic cushion to form the reinforcing core, the sheath mainly consists of a first water-blocking belting layer, two buoyancy control unit standing layers, a second water-blocking belting layer, an aramid fiber reinforcing layer and a polyurethane outer sheath which are successively wrapped on a cable core from inside to outside, and a copper core signal wire and/or a coaxial cable signal wire are further disposed in the cable core. The buoyancy-controllable photoelectric comprehensive cable has the advantages of being capable of reasonably and flexibly controlling buoyancy, meeting requirements of special application of fixed water surface or underwater operations, and obviously increasing tensile strength.
Description
Technical field
The utility model relates to a kind of extraordinary applicable cases information that is positioned the water surface or underwater operation and optoelectrical cable of electric power transfer of being mainly used in, and relates in particular to a kind of buoyancy controllable optoelectrical composite cable.
Background technology
Present common optoelectrical cable can be layed in the river, the river, the lake, seas etc. under water, be used for hydraulic observation, undersea detection or stride the waters and carry out signal or electric power transfer etc., but for special cases, as underwater robot, the information of water surface TT﹠C system etc. and electric power transfer are used, then require optoelectrical cable can not only place under water, according to using needs, should be able to rest in the water any position or swim on the water surface, this just requires its buoyancy is controlled, and existing optoelectrical cable does not on the make possess the buoyancy adjusting function, thereby can not guarantee that its buoyancy satisfies the needs of above-mentioned special purpose.Existing in addition optoelectrical cable mainly is made of cable core and the sheath that is sleeved on the cable core outside, what the strengthening core in the cable core of existing optoelectrical cable adopted is phosphatization steel wire or fiberglass-reinforced plastic lever, pliability is relatively poor, and tensile strength can not satisfy the needs of above-mentioned application.
The utility model content
Main purpose of the present utility model is at the problems referred to above, a kind of buoyancy controllable optoelectrical composite cable is provided, in cable, set up the buoyancy control unit, and adopt the high strength strengthening core, thereby reach the effect of rationally controlling the buoyancy of optoelectrical cable flexibly and significantly improving tensile strength.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of buoyancy controllable optoelectrical composite cable comprises cable core and is sleeved on the sheath of cable core outside, described cable core comprise strengthening core and more than one around strengthening core stranded by loose sleeve pipe and interior dress optical fiber thereof and fill optical fiber bundle tubes and the power line that fine cream constitutes; It is characterized in that having set up in described sheath one deck, to control described buoyancy control unit with buoyancy be physical blowing plastics gasket for packing or hollow plastic tube.
Described strengthening core is to be made of aramid fiber bundle coating plastic bed course.
Described sheath mainly is made of coated successively first block water belting layer, aramid fiber reinforced layer and the polyurethane oversheath of belting layer, two-layer buoyancy control unit stranded layer, second that block water on cable core from the inside to the outside.
Also be provided with copper core holding wire and/or coaxial cable holding wire in the described cable core.
Also be provided with copper core holding wire and/or coaxial cable holding wire in the described cable core.
The beneficial effects of the utility model are: owing to set up the buoyancy control unit in optoelectrical cable, by dimensions and the increase and decrease quantity of adjusting the buoyancy control unit, reach the effect of adjusting optoelectrical cable buoyancy, can realize rationally controlling flexibly the purpose of optoelectrical cable buoyancy, satisfy the requirement of the extraordinary applicable cases that is positioned at the water surface or underwater operation; Strengthening core adopts aramid fiber bundle strengthening core, and hardness and pliability obviously improve, and have guaranteed the tensile strength requirement of optoelectrical cable, have good lateral pressure resistant performance, have guaranteed the serviceability and the life-span of optoelectrical cable.
Description of drawings
Fig. 1 is a cross-sectional structure schematic diagram of the present utility model.
Among the figure: 1 optical fiber bundle tubes, 11 optical fiber, 12 fine cream, 13 loose sleeve pipes, 2 strengthening cores, 21 aramid fiber bundles, 22 plastic layers, 3 bronze medal core holding wires, 31 copper wire wire harness, 32 insulating barriers, 4 first belting layers that block water, 5 second belting layers that block water, 6 aramid fiber reinforced layers, 7 power lines, 71 copper wire wire harness, 72 insulating barriers, 80 buoyancy control units, 81 first buoyancy control unit stranded layers, 82 second buoyancy control unit stranded layers, 83 prick layers 9 polyurethane oversheaths, the 10 cable cream that block water.
Below in conjunction with drawings and Examples the utility model is described in detail.
Embodiment
Fig. 1 is a cross-sectional structure schematic diagram of the present utility model.As shown in the figure, it is a kind of buoyancy controllable optoelectrical composite cable, comprise cable core and be sleeved on the sheath of cable core outside, above-mentioned cable core comprise strengthening core 2 and more than one around strengthening core 2 stranded by loose sleeve pipe 13 and interior dress optical fiber 11 thereof and fill optical fiber bundle tubes 1 and the power line 7 that fine cream 12 constitutes; In the present embodiment, cable core comprises 1, three copper core of optical fiber bundle tubes power line 7, and power line 7 is to coat polyethylene layer 72 by copper wire wire harness 71 to form.It is characterized in that in above-mentioned sheath, having set up one deck with buoyancy control unit stranded layer.Be provided with two-layer buoyancy control unit stranded layer in the present embodiment.Above-mentioned sheath is mainly by coated successively first block water belting layer 4, the first buoyancy control unit stranded layer 81 on cable core from the inside to the outside, the second buoyancy control unit stranded layer 82, second block water belting layer 5, aramid fiber reinforced layer 6 and the polyurethane oversheath 9 constitutes, block water first in the actual fabrication and also fill with the cable cream 10 that blocks water in the slit of cable core in the belting layer 4, prick layer 83 the first buoyancy control unit stranded layer, 81 outside coatings, and then strand is around the second buoyancy control unit stranded layer 82.Above-mentioned buoyancy control unit 81 can adopt physical blowing plastics gasket for packing or hollow plastic tube, has adopted hollow plastic tube in the present embodiment.Above-mentioned strengthening core 2 is to be made of aramid fiber bundle 21 coating plastic bed courses 22, and plastic layer 22 can adopt polyethylene layer or polypropylene layer etc.
In the practical application, also can be provided with copper core holding wire and/or coaxial cable holding wire in the above-mentioned cable core.Be provided with two copper core holding wires 3 in this example in the cable core, copper core holding wire 3 is to coat polyethylene layer 32 by copper wire wire harness 31 to form.Cable core is to be twisted into compact circular cable core by an optical fiber bundle tubes 1, three power lines 7 and two copper core holding wires 3 around strengthening core 2.
The utility model is for solving existing common optoelectrical cable in extraordinary applications, must be on the water surface or optional position operation under water the buoyancy requirement, ad hoc meter has been developed the optoelectrical cable of built-in buoyancy control unit, dimensions and quantity by increase and decrease buoyancy control unit reach the function of adjusting optoelectrical cable buoyancy.Based on Archimedes principle, optoelectrical cable under water is subjected to the buoyancy of water size should equal the weight that it arranges water.Have two kinds of situations when immersing optoelectrical cable in the water fully, a kind of situation is: buoyancy is during greater than the gravity of optoelectrical cable, and optoelectrical cable will float and surface, and final optoelectrical cable is still on the water surface, is floating state; Another kind of situation is: when buoyancy equals the gravity of optoelectrical cable, optoelectrical cable can rest on optional position under water.According to the needs of robot work or detection operations, can be adjusted to above-mentioned optoelectrical cable and make its proportion consistent with the proportion of water, promptly optional position work under water also can regulate making the proportion of its proportion less than water, works and float on the water surface.
By Optical Fiber Transmission information,, also can establish copper core holding wire and/or coaxial cable holding wire in the above-mentioned optoelectrical cable, have multiple function by the interior copper core power line transferring electric power of establishing.
The stranding process of above-mentioned buoyancy controllable optoelectrical composite cable is as follows: at first 6 core fibres 11 are inserted in respectively in the loose sleeve pipe 13, fill fine cream 12 in the loose sleeve pipe, form optical fiber bundle tubes 1; The cable core center is a strengthening core 2, and strengthening core 2 is to be made of aramid fiber bundle 21 coating plastic bed courses 22, and high strength aramid fiber bundle strengthening core can increase the resistance to tension of this optoelectrical cable; Optical fiber bundle tubes 1, three copper core power lines 7 and two copper core holding wires 3 are twisted into compact circular cable core around strengthening core 2, and the slit in cable core is filled with the cable cream 10 that blocks water, the cable cream that blocks water adopts the commercially available ZLT-28A cable cream that blocks water, and has good electric property can effectively prevent entering of sealing; Cable core is outer to coat first belting layer 4 that blocks water earlier, then at its arranged outside buoyancy control unit stranded layer 81,82, in this example, buoyancy control unit 80 adopts hollow plastic tube, by 16 hollow plastic tubes at the first stranded first buoyancy control unit stranded layer 81 that forms in belting layer 4 outsides that blocks water, coat and prick layer 83, again by 22 stranded second buoyancy control unit stranded layers 82 that form of hollow plastic tube, the specification of hollow plastic tube and quantity can change by designing requirement, to reach the buoyancy designing requirement of optoelectrical cable integral body; At the second buoyancy control unit stranded layer, 82 arranged outside second belting layer 5 that blocks water; Above-mentioned first the block water waterstop of belting layer 5 usefulness of belting layer 4, second that blocks water adopts commercially available ZSD type waterstop, in case its effect is to have moisture to invade, the partial volume that the belting layer that blocks water absorbs moisture can expand rapidly, becomes the jelly of thickness simultaneously, can stop moisture further to permeate; Block water belting layer 5 outsides strand around aramid fiber reinforced layer 6 second, and the main effect of this layer is the tensile property that increases optoelectrical cable; The polyurethane oversheath of outermost layer for extruding with plastic extruding machine plays waterproof, anti-mechanical damage, protective effect such as wear-resisting to this optoelectrical cable.
Above-mentioned physical blowing plastics gasket for packing or hollow plastic tube are existing conventional products.Above-mentioned optical fiber can adopt monomode fiber such as B1.1, B1.3, B4, or multimode fiber such as A1a 50/125, A1b 62.5/125, and number of fibers can be provided with 2～24 cores and form the plurality of specifications buoyancy controllable optoelectrical composite cable.The pine sleeve pipe adopts high-modulus plastic, as polybutylene terephthalate (PBT) (PBT).
Produce the optoelectrical cable that swims on the water surface according to instructions for use, provide the weight (kg/Km) of model specification, sized data and every kilometer length of the material of each structure sheaf below in conjunction with the foregoing description:
The optical fiber bundle tubes 1 of (1) 6 core: optical fiber bundle tubes external diameter 3.0mm, wall thickness 0.5mm, 7.8kg/Km;
(2) the aramid fiber bundle coats the strengthening core 2 that the vinyon bed course forms: external diameter 3.1mm, 8.0kg/Km;
(3) two copper core holding wires 3: external diameter 3.0mm, copper wire sectional area are 0.75mm
2, 11.5kg/Km * 2;
(4) three power lines 7: external diameter is 3.0mm, and the copper wire sectional area is 1.5mm
2, 18.3kg/Km * 3;
(5) the first belting layer 4:2.8kg/Km that block water;
(6) the second belting layer 5:3.0kg/Km that block water;
(7) the aramid fiber reinforced layer 6: with the 18 8050 stranded back of specification aramid fiber external diameters is 16.5mm, 14.2kg/Km;
(8) first, second buoyancy control unit stranded layer 81,82: form double-deck stranded layer by 16+22 root double-layer polyethylene hollow plastic tube, stranded back external diameter 14.5mm, polyethylene hollow plastic tube external diameter 2.0mm, internal diameter 1.3mm, every: 1.7kg/Km amounts to: 1.7kg/Km * 38;
(9) the polyurethane oversheath 9: thickness 1.8mm, external diameter 19.7mm, 109kg/Km;
(10) ZLT-28A cable cream: the 5kg/Km that blocks water.
Make buoyancy controllable optoelectrical composite cable by above each layer, diameter phi=19.7mm, every kilometer cable weight=292.3kg, calculating proportion is 0.96g/mm
3Rate of specific gravity makes the optoelectrical cable that swims on the water surface thus less than the proportion of water.
The above, it only is preferred embodiment of the present utility model, be not that shape material of the present utility model and structure are done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (6)
1. buoyancy controllable optoelectrical composite cable comprises cable core and is sleeved on the sheath of cable core outside, described cable core comprise strengthening core and more than one around strengthening core stranded by loose sleeve pipe and interior dress optical fiber thereof and fill optical fiber bundle tubes and the power line that fine cream constitutes; It is characterized in that in described sheath, having set up one deck with buoyancy control unit stranded layer.
2. buoyancy controllable optoelectrical composite cable according to claim 1 is characterized in that described buoyancy control unit is physical blowing plastics gasket for packing or hollow plastic tube.
3. buoyancy controllable optoelectrical composite cable according to claim 1 is characterized in that described strengthening core is to be made of aramid fiber bundle coating plastic bed course.
4. according to claim 1,2 or 3 described buoyancy controllable optoelectrical composite cables, it is characterized in that described sheath mainly is made of coated successively first block water belting layer, aramid fiber reinforced layer and the polyurethane oversheath of belting layer, two-layer buoyancy control unit stranded layer, second that block water on cable core from the inside to the outside.
5. buoyancy controllable optoelectrical composite cable according to claim 4 is characterized in that also being provided with in the described cable core copper core holding wire and/or coaxial cable holding wire.
6. according to claim 1,2 or 3 described buoyancy controllable optoelectrical composite cables, it is characterized in that also being provided with in the described cable core copper core holding wire and/or coaxial cable holding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202411867U CN201796648U (en) | 2010-06-29 | 2010-06-29 | Buoyancy-controllable photoelectric comprehensive cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202411867U CN201796648U (en) | 2010-06-29 | 2010-06-29 | Buoyancy-controllable photoelectric comprehensive cable |
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| CN201796648U true CN201796648U (en) | 2011-04-13 |
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| CN2010202411867U Expired - Fee Related CN201796648U (en) | 2010-06-29 | 2010-06-29 | Buoyancy-controllable photoelectric comprehensive cable |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637472A (en) * | 2012-04-11 | 2012-08-15 | 广东日丰电缆股份有限公司 | Umbilical cable of underwater robot |
| CN102751018A (en) * | 2012-07-05 | 2012-10-24 | 江苏中天科技股份有限公司 | Neutral cable for deep-sea detection equipment |
| CN108335791A (en) * | 2018-02-26 | 2018-07-27 | 远东电缆有限公司 | Photovoltaic project suspension cable waterborne |
| CN108389659A (en) * | 2018-02-26 | 2018-08-10 | 远东电缆有限公司 | The preparation method of the straight ac cable of photovoltaic project suspension waterborne |
| CN110120279A (en) * | 2019-05-24 | 2019-08-13 | 大连海事大学 | A kind of compound umbilical cables of infiltration type high intensity neutral buoyancy waterproof photovoltaic |
-
2010
- 2010-06-29 CN CN2010202411867U patent/CN201796648U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637472A (en) * | 2012-04-11 | 2012-08-15 | 广东日丰电缆股份有限公司 | Umbilical cable of underwater robot |
| CN102637472B (en) * | 2012-04-11 | 2014-04-16 | 广东日丰电缆股份有限公司 | Umbilical cable of underwater robot |
| CN102751018A (en) * | 2012-07-05 | 2012-10-24 | 江苏中天科技股份有限公司 | Neutral cable for deep-sea detection equipment |
| CN102751018B (en) * | 2012-07-05 | 2014-08-27 | 江苏中天科技股份有限公司 | Neutral cable for deep-sea detection equipment |
| CN108335791A (en) * | 2018-02-26 | 2018-07-27 | 远东电缆有限公司 | Photovoltaic project suspension cable waterborne |
| CN108389659A (en) * | 2018-02-26 | 2018-08-10 | 远东电缆有限公司 | The preparation method of the straight ac cable of photovoltaic project suspension waterborne |
| CN108335791B (en) * | 2018-02-26 | 2024-01-12 | 远东电缆有限公司 | Suspension cable for water photovoltaic project |
| CN110120279A (en) * | 2019-05-24 | 2019-08-13 | 大连海事大学 | A kind of compound umbilical cables of infiltration type high intensity neutral buoyancy waterproof photovoltaic |
| CN110120279B (en) * | 2019-05-24 | 2021-01-12 | 大连海事大学 | Permeation type high-strength zero-buoyancy waterproof photoelectric composite umbilical cable |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20170629 |