CN105741939A - Filling rope for optical cable, power cable, photoelectric composite cable or photoelectric comprehensive cable - Google Patents
Filling rope for optical cable, power cable, photoelectric composite cable or photoelectric comprehensive cable Download PDFInfo
- Publication number
- CN105741939A CN105741939A CN201610254005.6A CN201610254005A CN105741939A CN 105741939 A CN105741939 A CN 105741939A CN 201610254005 A CN201610254005 A CN 201610254005A CN 105741939 A CN105741939 A CN 105741939A
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- Prior art keywords
- cylinder arc
- arc body
- cylinder
- parts
- packing
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4416—Heterogeneous cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1895—Internal space filling-up means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
Abstract
The invention belongs to the technical field of wire materials, and relates to a filling rope for an optical cable, a power cable, a photoelectric composite cable or a photoelectric comprehensive cable. The filling rope comprises a rope body; the filling rope is characterized in that the rope body comprises four sections of cylinder arc bodies; the other end of the first cylinder arc body is connected with one end of the third cylinder arc body; the other end of the third cylinder arc body is connected with one end of the second cylinder arc body; one end of the fourth cylinder arc body is connected with one end of the first cylinder arc body; the other end of the fourth cylinder arc body is connected with the other end of the second cylinder arc body; the first, the second, the third and the fourth cylinder arc bodies are bent along the same direction; the first and the second cylinder arc bodies are equivalent in diameters and arc lengths; and the arc length of the third cylinder arc body is not less than 2/3 of the circumference of a circle corresponding to the arc, while the arc length of the third cylinder arc body is not greater than 4/5 of the circumference of the circle corresponding to the arc. The rope body provided by the invention adopts a special formula. The filling rope has the beneficial effects of simple structure, easy manufacturing, excellent performance, and the like.
Description
The application is that name is called: optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, the applying date are: on 03 31st, 2015, application number be: the divisional application of the patent of invention of 201510147014.0；Application number is: the application for a patent for invention of 201510147014.0 require that application number be 201510103918.3, the applying date be: the priority of the patent of invention of on 03 10th, 2015；Therefore the application also requires that the priority that application number is 201510103918.3.
Technical field
The invention belongs to cable material technical field, especially relate to optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing.
Background technology
Along with the application of developing rapidly of telecommunications, optical fiber cable and electric wire is increasing.The use of optoelectronic composite cable can make electricity, light directly register one's residence, and operator need not additionally apply for electric load, therefore, is increasingly favored by operator.But, existing optoelectrical cable is primarily present problems with: when the external series gap of the wire that (1) is adjacent is bigger, and in order to make composite rope profile rounding, holding fibre-optic Loose tube also needs to make large scale, which increases cost；(2) wire and the stranded formation cable core of Loose tube, adopts the wrapping of yarn class material, it is easy to prick bad Loose tube outside cable core, cause the exception of optical signal transmission, and when temperature significantly changes, wrapping material pricks bad Loose tube, and then affect optic communication, and the price of wrapper material own is costly；(3) mode that wire and Loose tube are stranded is adopted, it is not easy to take out Loose tube, need before taking-up to cut open wrapper material, it is easy to damage cable core, not easily recover；And Loose tube takes out and bothers very much.The gasket for packing acid and alkali-resistance used in prior art, oily poor performance, water absorption resistance energy is not ideal enough, processing characteristics, toughness etc. all have much room for improvement.
In view of drawbacks described above, operator and manufacture commercial city expect there is better solution.
Summary of the invention
In order to solve the problems referred to above, it is an object of the invention to disclose a kind of optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing；It realizes by the following technical solutions.
Optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it includes rope body, it is characterized in that rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that the 1/2 of the circumference that arc length degree is the circle that this arc is corresponding of described 4th cylinder arc body or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that the 1/2 or 1/3 or 1/4 of the circumference that arc length degree is the circle that this arc is corresponding of described first cylinder arc body.
Optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that it is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterized in that the material of described rope body is polypropylene or polyethylene or by weight, it is made up of following raw material: polypropylene: 40～60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20～30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts, polybutylene terephthalate (PBT): 8～12 parts, nylon 6 or nylon66 fiber: 8～12 parts, dibutyl phthalate: 2～4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part, aluminium hydroxide: 10～15 parts, Tissuemat E: 2～4 parts.
nullOptical cable described above or cable or optoelectronic composite cable or optoelectrical cable gasket for packing，It is characterized in that the material of described little structure gasket for packing body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
Special-shaped packing gasket in the present invention has that simple in construction, easily making, humidity, processing characteristics be excellent, resistance to compression restorability excellent, acid and alkali-resistance excellent, ageing-resistant, elastic and the beneficial effect such as oil, low water suction.
Accompanying drawing explanation
Fig. 1 is the perspective view of a section of the first embodiment of special-shaped packing gasket in the present invention.
Fig. 2 is Fig. 1 cross-sectional structure schematic diagram amplified.
Fig. 3 is the cross-sectional structure schematic diagram of the second embodiment of special-shaped packing gasket in the present invention.
Fig. 4 is the cross-sectional structure schematic diagram of the 3rd embodiment of special-shaped packing gasket in the present invention.
Detailed description of the invention
Embodiment 1
Ask for an interview Fig. 1 Fig. 2, optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it includes rope body 4, it is characterized in that rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, and one end of the 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that the 1/2 of the circumference that arc length degree is the circle that this arc is corresponding of described 4th cylinder arc body or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12.
Further, optical cable described above or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that the 1/2 or 1/3 or 1/4 of the circumference that arc length degree is the circle that this arc is corresponding of described first cylinder arc body.
Embodiment 2
Ask for an interview Fig. 3, and with reference to Fig. 1 and Fig. 2；Optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that it is spliced to form successively by four little structure gasket for packing bodies, and described four little structure gasket for packing bodies piece together a complete periphery；Described little structure gasket for packing body includes rope body 4, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, one end of 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference R1；4th cylinder arc body 44 is quadrant arc column, and so, four special-shaped packing gasket stitching portions form four contacts, and it is perpendicular with vertical line L2, L1 and L2 that relative contact connects formation horizontal line L1.
Certainly, in this embodiment, it is clear that can also is that is connected by the multiple special-shaped packing gaskets in embodiment 1 or bond forms；So can make the optoelectronic composite cable of more power transmission conductor, and fiber number can also expand.
Embodiment 3
Ask for an interview Fig. 4, and referring to figs. 1 to Fig. 3；Optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, basic with embodiment 2, being different in that it is formed by four little extrusion moldings of structure gasket for packing body, described four little structure gasket for packing bodies form a complete periphery；Described little structure gasket for packing body includes rope body 4, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, one end of 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference R1.
Certainly, in this embodiment, it is clear that can also is that by the multiple special-shaped packing gaskets in embodiment 1 integral part of；So can make the optoelectronic composite cable of more power transmission conductor, and fiber number can also expand.
nullOptical cable described in any of the above-described embodiment or cable or optoelectronic composite cable or optoelectrical cable gasket for packing，It is characterized in that the material of described rope body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
nullOptical cable described in any of the above-described embodiment or cable or optoelectronic composite cable or optoelectrical cable gasket for packing，It is characterized in that the material of described little structure gasket for packing body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
In the present invention, find through test, gasket for packing body or the combined effect that little gasket for packing body is formula as below are best: by weight, it is made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.4g/10min: 15 parts, polybutylene terephthalate (PBT): 10 parts, nylon 6 or nylon66 fiber: 10 parts, dibutyl phthalate: 3 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 2 parts, aluminium hydroxide: 12.5 parts, Tissuemat E: 3 parts.
In the present invention, find through test, gasket for packing body or the combined effect that little gasket for packing body is formula as below are sub-optimal: by weight, it is made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 25 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2g/10min: 10 parts, polybutylene terephthalate (PBT): 8 parts, nylon 6 or nylon66 fiber: 8 parts, dibutyl phthalate: 2 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1 part, aluminium hydroxide: 10 parts, Tissuemat E: 2 parts.
In the present invention, find through test, gasket for packing body or the combined effect time that little gasket for packing body is formula as below are sub-optimal: by weight, it is made up of following raw material: polypropylene: 60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 20 parts, polybutylene terephthalate (PBT): 12 parts, nylon 6 or nylon66 fiber: 12 parts, dibutyl phthalate: 4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 3 parts, aluminium hydroxide: 15 parts, Tissuemat E: 4 parts.
Applicant has carried out producing and inspection for the gasket for packing body being made up of above-mentioned formula or little gasket for packing body, obtain data below, wherein, 1# is optimum formula, 2# is sub-optimal formula, and 3# is time sub-optimal formula, and 4# is formula interior on a large scale, 5# all adopts polyacrylic formula, and 6# is the formula all adopting Low Density Polyethylene；It is 6 mm sqs that example cross section amasss, and each sequence number has taken 100 samples.
From upper table this it appears that, in the present invention, the formula of gasket for packing body or little gasket for packing body makes special-shaped packing gasket have excellent process velocity, excellent hot strength, break-draw strain, have low water absorbing properties and excellent toughness (doubling restorability)；There is excellent acidproof, alkaline-resisting, oil resistance.
Special-shaped packing gasket in the present invention has that simple in construction, easily making, humidity, processing characteristics be excellent, resistance to compression restorability excellent, acid and alkali-resistance excellent, ageing-resistant, elastic and the beneficial effect such as oil, low water suction.
When the special-shaped packing gasket of the present invention is used in cable, it is possible to make cable need not wrap up element, make optical fiber protective tube size keep versatility, do not need to produce large-scale optical fiber protective tube, it is not necessary to wrapping equipment, optical fiber protective tube can be embedded in the 3rd cylinder arc body.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be implemented to use by other various forms, and they also fall within protection scope of the present invention.
Claims (4)
1. optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that it is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference；The material of described little structure gasket for packing body is by weight, it is made up of following raw material: polypropylene: 40～60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20～30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts, polybutylene terephthalate (PBT): 8～12 parts, nylon 6 or nylon66 fiber: 8～12 parts, dibutyl phthalate: 2～4 parts, model is the plastics antioxidant of 1010 or plastics antioxidant that model is 168: 1～3 part, aluminium hydroxide: 10～15 parts, Tissuemat E: 2～4 parts.
2. optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that it is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference；The material of described little structure gasket for packing body is by weight, be made up of following raw material: polypropylene: when 40 parts, 200 DEG C, oxidation induction period is the Low Density Polyethylene of [32,40]: 30 parts, melt flow rate (MFR) be the medium density polyethylene of 1.4g/10min: 15 parts, polybutylene terephthalate (PBT): 10 parts, nylon 6 or nylon66 fiber: 10 parts, dibutyl phthalate: 3 parts, model be the plastics antioxidant of 1010 or plastics antioxidant that model is 168: 2 parts, aluminium hydroxide: 12.5 parts, Tissuemat E: 3 parts.
3. optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that it is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference；The material of described little structure gasket for packing body is by weight, be made up of following raw material: polypropylene: when 40 parts, 200 DEG C, oxidation induction period is the Low Density Polyethylene of [32,40]: 25 parts, melt flow rate (MFR) be the medium density polyethylene of 1.2g/10min: 10 parts, polybutylene terephthalate (PBT): 8 parts, nylon 6 or nylon66 fiber: 8 parts, dibutyl phthalate: 2 parts, model be the plastics antioxidant of 1010 or plastics antioxidant that model is 168: 1 part, aluminium hydroxide: 10 parts, Tissuemat E: 2 parts.
4. optical cable or cable or optoelectronic composite cable or optoelectrical cable gasket for packing, it is characterised in that it is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the 4th cylinder arc body bending be in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body be not less than the circumference of circle corresponding to this arc 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end of the 3rd cylinder arc body, the other end of all 3rd cylinder arc bodies and the second cylinder arc body, all on same circumference；The material of described little structure gasket for packing body is by weight, be made up of following raw material: polypropylene: when 60 parts, 200 DEG C, oxidation induction period is the Low Density Polyethylene of [32,40]: 20 parts, melt flow rate (MFR) be the medium density polyethylene of 1.2～1.6g/10min: 20 parts, polybutylene terephthalate (PBT): 12 parts, nylon 6 or nylon66 fiber: 12 parts, dibutyl phthalate: 4 parts, model be the plastics antioxidant of 1010 or plastics antioxidant that model is 168: 3 parts, aluminium hydroxide: 15 parts, Tissuemat E: 4 parts.
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| CN201510103918 | 2015-03-10 | ||
| CN2015101039183 | 2015-03-10 |
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| CN201510147014.0A Division CN104700942A (en) | 2015-03-10 | 2015-03-31 | Abnormal-shape filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
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| CN201610254005.6A Pending CN105741939A (en) | 2015-03-10 | 2015-03-31 | Filling rope for optical cable, power cable, photoelectric composite cable or photoelectric comprehensive cable |
| CN201610254012.6A Pending CN105702349A (en) | 2015-03-10 | 2015-03-31 | Irregularly-shaped filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
| CN201510147014.0A Pending CN104700942A (en) | 2015-03-10 | 2015-03-31 | Abnormal-shape filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
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| CN201610254012.6A Pending CN105702349A (en) | 2015-03-10 | 2015-03-31 | Irregularly-shaped filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
| CN201510147014.0A Pending CN104700942A (en) | 2015-03-10 | 2015-03-31 | Abnormal-shape filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107945949A (en) * | 2017-11-01 | 2018-04-20 | 江苏上上电缆集团有限公司 | Manufacture method and abnormity filling of a kind of cable with abnormity filling |
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| DK3244422T3 (en) | 2016-05-09 | 2020-10-12 | Nexans | THREE-CONDUCTOR POWER CABLES WITH SURROUNDING PLASTIC FILLING ELEMENTS |
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- 2015-03-31 CN CN201610254005.6A patent/CN105741939A/en active Pending
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| CN103842444A (en) * | 2011-09-30 | 2014-06-04 | 株式会社Adeka | Flame-retardant resin composition and electric wire using same |
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| CN104700942A (en) | 2015-06-10 |
| CN105702349A (en) | 2016-06-22 |
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Application publication date: 20160706 |