CN103021555B - Photoelectric composite cable - Google Patents
Photoelectric composite cable Download PDFInfo
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- CN103021555B CN103021555B CN201310001863.6A CN201310001863A CN103021555B CN 103021555 B CN103021555 B CN 103021555B CN 201310001863 A CN201310001863 A CN 201310001863A CN 103021555 B CN103021555 B CN 103021555B
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Abstract
The invention belongs to the technical field of cables, and particularly relates to an optical-electrical composite cable which comprises at least one optical unit, a reinforcing member, at least two electrical units and a sheath, wherein the optical unit and the electrical units are twisted around the reinforcing member to form a cable core, the sheath is positioned outside the cable core, the electrical units are composed of conductors and insulating layers coated outside the conductors, the optical-electrical composite cable is characterized in that each optical unit is composed of a plurality of optical fibers, a first protective layer coating the optical fibers and a second protective layer positioned outside the first protective layer, and the diameters of the optical units are the same as those of the electrical units. The invention has the following main beneficial effects: the outer diameter is smaller, the material consumption is less, the weight is lighter, the occupied space is smaller, and the construction is more convenient; the production is more convenient and does not need extra investment in equipment, namely the existing equipment can be used for production. [ b ]
Description
Technical field
the invention belongs to technical field of cables, especially relate to a kind of optoelectronic composite cable.
Background technology
optoelectronic composite cable is widely used, structure and the technical parameter of some photoelectric mixed cables is defined in People's Republic of China's communication industry standard " YD/T2159-2010 Access Network photoelectric mixed cable ", it be by the Loose tube including optical fiber or other light unit, communication metal wire to, feed line, presumable gasket for packing formed around central reinforce member is stranded, intertwist body places moisture-proof layer outward if desired, outside moisture-proof layer, extrude restrictive coating.Adopt said structure, comparing rounding to make mixing cable, being convenient to be shaped and coiling, wiring etc., therefore, no matter the number of fibers in single Loose tube is how many, generally all need the overall dimension of Loose tube to be done suitable with the external diameter of feed line, this mode not only waste a large amount of raw material, do not meet low-carbon (LC), environmental protection, energy-conservation requirement, and when the external diameter of feed line is thicker, the external diameter of Loose tube must be comparatively thick, and in this case, the extrusion capacity of existing machinery equipment is difficult to meet; Therefore, cause the situation that enterprise cannot produce, thus do not reach the demand of user.For this problem, there has also been the report that some are relevant both at home and abroad, name as Intellectual Property Right Bureau of the RPC's bulletin is called: stranded feed optical cable, publication number are the patent of CN202067601U, by Loose tube, the mode be placed between adjacent feed line realizes in employing, this execution mode, under specific occasion, can make the object that product size is less really.But, applicant has encountered previous unexpected problem when designing: the mixing cable comprising 2 Loose tube as made, the external diameter of feed line is 5 square millimeters, according to tangent principle, and the requirement that meets YD/T2159 such as tensile force determines the diameter of reinforcement, and then obtain the diameter of Loose tube, but, being placed on by this Loose tube is obviously inappropriate in the external series gap of feed line, because according to tangent principle, the diameter of Loose tube is obviously bigger than normal, and in order to make the performance of optical fiber meet the requirements, even the diameter of Loose tube does not meet tangent requirement in the upper minimum value of opinion yet, and the company of type of production, due to equipment, large diameter Loose tube can not be produced, for this reason, encounter awkward condition.
Summary of the invention
the applicant passes through exploration and actual argument and pays and produces, solve the problems referred to above, for this reason, the present invention discloses a kind of optoelectronic composite cable, it realizes by the following technical solutions: a kind of optoelectronic composite cable, it comprises at least one light unit 1, reinforcement 2, at least two electric units 3 and sheath 5, light unit and electric unit are around the stranded formation cable core of reinforcement, sheath is positioned at outside cable core, electric unit is made up of conductor 31 and the insulating barrier 32 be coated on outside conductor, it is characterized in that each smooth unit is by many optical fibers 11, envelope fibre-optic first protective layer 12, the second protective layer 13 be positioned at outside the first protective layer is formed, the diameter of light unit is identical with the diameter of electric unit.
certainly, in optoelectronic composite cable described above, also gasket for packing can be comprised, in order to the position of Substitute For Partial light unit.
in another embodiment of the present invention, a kind of optoelectronic composite cable, it comprises at least one light unit 1, reinforcement 2, at least two electric units 3, many Loose tube 10 and sheath 5, light unit, Loose tube and electric unit are around the stranded formation cable core of reinforcement, sheath is positioned at outside cable core, electric unit is made up of conductor 31 and the insulating barrier 32 be coated on outside conductor, Loose tube is made up of optical fiber 102 and the sleeve pipe 101 that envelopes optical fiber, it is characterized in that each smooth unit is by many optical fibers 11, envelope fibre-optic first protective layer 12, the second protective layer 13 be positioned at outside the first protective layer is formed, the diameter of light unit is identical with the diameter of electric unit, Loose tube is positioned among the external series gap of adjacent light unit or adjacent electric unit or adjacent light unit and electric unit, on arbitrary cross section, light unit, electric unit, Loose tube be positioned at reinforcement center be the center of circle, with within the half of the diameter of reinforcement and the light element diameter sum circle that is radius.
certainly, in optoelectronic composite cable described above, part Loose tube can also be filled part 6 substitute, the size of filling member is identical with the diameter of Loose tube.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described reinforcement is made up of stiffener 21 or is made up of stiffener 21 and the bed course 22 be extruded on stiffener.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that also having moisture-proof layer 4 between cable core and sheath.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described optical fiber or optical fiber are monomode fiber or multimode fiber or plastic fiber or tight tube fiber.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described optical fiber or optical fiber are the fibre ribbon comprising many monomode fibers or multimode fiber or plastic fiber or tight tube fiber.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described stiffener is intertwist body or the individual glass fibers plastic bar of individual wire or many steel wires.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described moisture-proof layer is steel band or aluminium strip or waterstop or nonwoven fabrics or glass fiber tape or polyester belt.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described sheath is that low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen hinder right polyethylene or polyamide or flame-proof polyvinyl chloride.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that the material of described first protective layer is polybutylene terephthalate (PBT) or polypropylene.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that when the material of the first protective layer is polybutylene terephthalate (PBT), and the material of described second protective layer is polypropylene; When the material of the first protective layer is polypropylene, the material of described second protective layer is polybutylene terephthalate (PBT).
the present invention has following main beneficial effect: external diameter is less, material consumption is less, weight is lighter, take up room less, construct more convenient; Produce more convenient and do not need to carry out the additional investment of equipment aspect, namely existing equipment can be produced.
Accompanying drawing explanation
fig. 1 is arbitrary cross-sectional structure schematic diagram of the invention process example 1.
fig. 2 is arbitrary cross-sectional structure schematic diagram of the invention process example 2.
fig. 3 is arbitrary cross-sectional structure schematic diagram of the invention process example 3.
Embodiment
below in conjunction with accompanying drawing, the present invention is described in further detail.
embodiment 1
ask for an interview Fig. 1; a kind of optoelectronic composite cable; it comprises at least one light unit 1, reinforcement 2, at least two electric units 3 and sheath 5; light unit and electric unit are around the stranded formation cable core of reinforcement; sheath is positioned at outside cable core; electric unit is made up of conductor 31 and the insulating barrier 32 be coated on outside conductor; it is characterized in that each smooth unit by many optical fibers 11, envelope fibre-optic first protective layer 12, the second protective layer 13 be positioned at outside the first protective layer forms, the diameter of light unit is identical with the diameter of electric unit.
certainly, in optoelectronic composite cable described above, also gasket for packing can be comprised, in order to the position of Substitute For Partial light unit.
embodiment 2
ask for an interview Fig. 2, a kind of optoelectronic composite cable, it comprises at least one light unit 1, reinforcement 2, at least two electric units 3, many Loose tube 10 and sheath 5, light unit, Loose tube and electric unit are around the stranded formation cable core of reinforcement, sheath is positioned at outside cable core, electric unit is made up of conductor 31 and the insulating barrier 32 be coated on outside conductor, Loose tube is made up of optical fiber 102 and the sleeve pipe 101 that envelopes optical fiber, it is characterized in that each smooth unit is by many optical fibers 11, envelope fibre-optic first protective layer 12, the second protective layer 13 be positioned at outside the first protective layer is formed, the diameter of light unit is identical with the diameter of electric unit, Loose tube is positioned among the external series gap of adjacent light unit or adjacent electric unit or adjacent light unit and electric unit, on arbitrary cross section, light unit, electric unit, Loose tube be positioned at reinforcement center be the center of circle, with within the half of the diameter of reinforcement and the light element diameter sum circle that is radius.
embodiment 3
ask for an interview Fig. 3, and with reference to figure 2, a kind of optoelectronic composite cable, substantially with embodiment 2, just have a Loose tube be filled part 6 substitute, the size of filling member is identical with the diameter of Loose tube.
certainly, can also be many Loose tube be filled part 6 substitute.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described reinforcement is made up of stiffener 21 or is made up of stiffener 21 and the bed course 22 be extruded on stiffener.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that also having moisture-proof layer 4 between cable core and sheath.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described optical fiber or optical fiber are monomode fiber or multimode fiber or plastic fiber or tight tube fiber.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described optical fiber or optical fiber are the fibre ribbon comprising many monomode fibers or multimode fiber or plastic fiber or tight tube fiber.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described stiffener is intertwist body or the individual glass fibers plastic bar of individual wire or many steel wires.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described moisture-proof layer is steel band or aluminium strip or waterstop or nonwoven fabrics or glass fiber tape or polyester belt.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that described sheath is that low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen hinder right polyethylene or polyamide or flame-proof polyvinyl chloride.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that the material of described first protective layer is polybutylene terephthalate (PBT) or polypropylene.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that when the material of the first protective layer is polybutylene terephthalate (PBT), and the material of described second protective layer is polypropylene; When the material of the first protective layer is polypropylene, the material of described second protective layer is polybutylene terephthalate (PBT).
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that having greasy for preventing water between the first protective layer and the second protective layer.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that the material of the first protective layer is polypropylene, and the second protective layer makes by the material of following weight proportion: acrylic resin 95-100 parts, PP blowing agent 0.5-1.5 parts,acrylic resin 2-5
part, Tissuemat E 0.3-0.8 part, carbon black 0.1-0.5 part.
optoelectronic composite cable described in above-mentioned arbitrary embodiment; it is characterized in that the material of the first protective layer is polypropylene, the second protective layer makes by the material of following weight proportion: acrylic resin 98 parts, PP blowing agent 0.8 part, acrylic resin 3 parts, Tissuemat E 0.5 part, carbon black 0.2 part.
optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that the quantity sum of light unit, electric unit, gasket for packing is 4.
certainly, the optoelectronic composite cable described in above-mentioned arbitrary embodiment, is characterized in that the quantity sum of light unit, electric unit, gasket for packing also can be 3 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12.
in the present invention, during the existing of bed course, even if stiffener is the Insulation Problems that metal also need not worry electric unit and stiffener.
the present invention has following main beneficial effect: external diameter is less, material consumption is less, weight is lighter, take up room less, construct more convenient; Produce more convenient and do not need to carry out the additional investment of equipment aspect, namely existing equipment can be produced; Between the first protective layer adopting special formulation and the second protective layer, do not need factice for filling, bonding can be realized, and do not affect wherein fibre-optic performance; And weight is lighter.
the present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (8)
1. an optoelectronic composite cable, it comprises at least one light unit, reinforcement, at least two electric units and sheath, light unit and electric unit are around the stranded formation cable core of reinforcement, sheath is positioned at outside cable core, electric unit is made up of conductor and the insulating barrier be coated on outside conductor, it is characterized in that each smooth unit by many optical fibers, envelope fibre-optic first protective layer, the second protective layer be positioned at outside the first protective layer forms, the diameter of light unit is identical with the diameter of electric unit; The material of described first protective layer is polypropylene, and the second protective layer makes by the material of following weight proportion: acrylic resin 95-100 parts, PP blowing agent 0.5-1.5 parts, acrylic resin 2-5 parts, Tissuemat E 0.3-0.8 part, carbon black 0.1-0.5 part.
2. an optoelectronic composite cable, it comprises at least one light unit, reinforcement, at least two electric units, many Loose tube and sheaths, light unit, Loose tube and electric unit are around the stranded formation cable core of reinforcement, sheath is positioned at outside cable core, electric unit is made up of conductor and the insulating barrier be coated on outside conductor, Loose tube is made up of optical fiber and the sleeve pipe that envelopes optical fiber, it is characterized in that each smooth unit by many optical fibers, envelope fibre-optic first protective layer, the second protective layer be positioned at outside the first protective layer forms; The diameter of light unit is identical with the diameter of electric unit; Loose tube is positioned among the external series gap of adjacent light unit or adjacent electric unit or adjacent light unit and electric unit; The material of described first protective layer is polypropylene, and the second protective layer makes by the material of following weight proportion: acrylic resin 95-100 parts, PP blowing agent 0.5-1.5 parts, acrylic resin 2-5 parts, Tissuemat E 0.3-0.8 part, carbon black 0.1-0.5 part.
3., according to a kind of optoelectronic composite cable according to claim 1 or claim 2, it is characterized in that the quantity sum of described smooth unit, electric unit, gasket for packing is the integer between [3,12].
4., according to a kind of optoelectronic composite cable according to claim 1 or claim 2, it is characterized in that described reinforcement is made up of stiffener or is made up of stiffener and the bed course be extruded on stiffener; Described stiffener is intertwist body or the individual glass fibers plastic bar of individual wire or many steel wires.
5., according to a kind of optoelectronic composite cable according to claim 1 or claim 2, it is characterized in that also having moisture-proof layer between described cable core and sheath; Moisture-proof layer is steel band or aluminium strip or waterstop or nonwoven fabrics or glass fiber tape or polyester belt.
6., according to a kind of optoelectronic composite cable according to claim 1 or claim 2, it is characterized in that described optical fiber or optical fiber are monomode fiber or multimode fiber or plastic fiber or tight tube fiber; Or for comprising the fibre ribbon of many monomode fibers or multimode fiber or plastic fiber or tight tube fiber.
7., according to a kind of optoelectronic composite cable according to claim 1 or claim 2, it is characterized in that described sheath is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low-smoke non-halogen flame-retardant polyethylene or polyamide or flame-proof polyvinyl chloride.
8. according to a kind of optoelectronic composite cable according to claim 1 or claim 2; it is characterized in that the material of the first protective layer is polypropylene, the second protective layer makes by the material of following weight proportion: acrylic resin 98 parts, PP blowing agent 0.8 part, acrylic resin 3 parts, Tissuemat E 0.5 part, carbon black 0.2 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310001863.6A CN103021555B (en) | 2013-01-05 | 2013-01-05 | Photoelectric composite cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310001863.6A CN103021555B (en) | 2013-01-05 | 2013-01-05 | Photoelectric composite cable |
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| CN103021555A CN103021555A (en) | 2013-04-03 |
| CN103021555B true CN103021555B (en) | 2015-11-18 |
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| CN201310001863.6A Active CN103021555B (en) | 2013-01-05 | 2013-01-05 | Photoelectric composite cable |
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| CN103616751B (en) * | 2013-12-06 | 2016-05-18 | 昆山市诚泰电气股份有限公司 | Leaded light cable |
| CN105733075B (en) * | 2014-07-09 | 2017-12-22 | 安徽天康(集团)股份有限公司 | A kind of high-voltage transmission cable |
| CN104409163A (en) * | 2014-11-19 | 2015-03-11 | 浙江汉维通信器材有限公司 | Highly-filled rat-proof termite-proof compressive data cable |
| CN104409152A (en) * | 2014-11-19 | 2015-03-11 | 浙江汉维通信器材有限公司 | Highly-filled water-blocking photoelectric composite cable |
| CN105825947A (en) * | 2015-03-10 | 2016-08-03 | 苏州高精特专信息科技有限公司 | Photoelectric composite cable with packaged filling function |
| CN104700946B (en) * | 2015-03-16 | 2016-09-28 | 潼南县开鑫电子科技有限责任公司 | Optical cable or cable or optoelectronic composite cable or the manufacture method of optoelectrical cable special-shaped packing gasket |
| CN105609199A (en) * | 2015-03-16 | 2016-05-25 | 沈群华 | Optical power cable with special-shaped filling ropes |
| CN104700953B (en) * | 2015-03-16 | 2016-06-29 | 国网山东省电力公司潍坊供电公司 | There is the manufacture method of the optoelectrical cable of special-shaped packing gasket |
| CN105590693A (en) * | 2015-03-16 | 2016-05-18 | 沈群华 | Hybrid photoelectric cable with special-shaped filling ropes |
| CN104698562B (en) * | 2015-04-07 | 2018-02-06 | 重庆成瑞光电科技有限公司 | The manufacture method of communication remote radio head optical cable, cable and optoelectronic composite cable |
| CN107544120A (en) * | 2015-04-07 | 2018-01-05 | 龚永祥 | A kind of manufacture method to communicate with remote radio head optoelectronic composite cable |
| CN106950665A (en) * | 2015-04-23 | 2017-07-14 | 沈群华 | The manufacture method of layer-stranding cable and layer-stranding cable |
| CN106154471B (en) * | 2016-08-30 | 2023-04-28 | 南京华信藤仓光通信有限公司 | Production method of full-dry type big data photoelectric network cable and big data photoelectric network cable |
| CN106876030A (en) * | 2017-02-24 | 2017-06-20 | 深圳市奔达康电缆股份有限公司 | Optical fiber composite low-voltage power cable |
| CN107221385A (en) * | 2017-05-09 | 2017-09-29 | 中国电力科学研究院 | Metal sleeve feed element OPGW optical cables |
| CN110010279B (en) * | 2019-04-29 | 2024-02-27 | 长飞光电线缆(苏州)有限公司 | Heat-resistant photoelectric composite cable |
| CN110504061A (en) * | 2019-05-30 | 2019-11-26 | 江苏亨通电子线缆科技有限公司 | A kind of automobile optoelectronic composite cable |
| CN112289498A (en) * | 2020-09-28 | 2021-01-29 | 深圳市特发信息股份有限公司 | Integrated optical unit photoelectric composite cable |
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| CN103021555A (en) | 2013-04-03 |
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Effective date of registration: 20151012 Address after: 430074 Optics Valley Road, East Lake New Technology Development Zone, Hubei, China, No. nine, No. Applicant after: Yangtze Optical Fibre and Cable Co., Ltd Address before: 215554 Suzhou, Changshou City, Shang Lake Town, New Lane Village, No. 15 Applicant before: Changshu Guleite Machinery Product Design Co., Ltd. |
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Effective date of registration: 20220428 Address after: 515041 No. 15, Keji East Road, Shantou high tech Zone, Shantou City, Guangdong Province Patentee after: SHANTOU HIGH-TECH ZONE AOXING OPTICAL COMMUNICATION EQUIPMENT Co.,Ltd. Patentee after: Changfei optical fiber and cable Co., Ltd Address before: No.9, Guanggu Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430074 Patentee before: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK Ltd. |
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