CN104700942A - Abnormal-shape filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable - Google Patents
Abnormal-shape filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable Download PDFInfo
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- CN104700942A CN104700942A CN201510147014.0A CN201510147014A CN104700942A CN 104700942 A CN104700942 A CN 104700942A CN 201510147014 A CN201510147014 A CN 201510147014A CN 104700942 A CN104700942 A CN 104700942A
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- arc body
- cable
- cylinder arc
- cylinder
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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
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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
- H01B7/2806—Protection against damage caused by corrosion
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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
- 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 a wire material and relates to an abnormal-shape filling rope for an optical cable, a cable, a photoelectric composite cable or a photoelectric comprehensive cable. The abnormal-shape filling rope comprises a rope body, wherein the rope body is composed of four cylindrical arcs, the other end of a first cylindrical arc is connected with one end of a third cylindrical arc, the other end of the third cylindrical arc is connected with one end of a second cylindrical arc, one end of a fourth cylindrical arc is connected with one end of the first cylindrical arc, and the other end of the fourth cylindrical arc is connected with the other end of the second cylindrical arc; the first, second, third and fourth cylindrical arcs are bent along the same direction; the first/second cylindrical arc are equal in diameter and arc length; the arc length of the third cylindrical arc is no less than 2/3 of the circumference of the circle corresponding to the arc and no more than 4/5 of the circumference of the circle corresponding to the arc. The rope body is manufactured by a special method. The abnormal-shape filling rope is simple in structure, easy to manufacture and excellent in performance.
Description
Technical field
The invention belongs to cable material technical field, especially relate to optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket.
Background technology
Along with the develop rapidly of telecommunications, the application of optical fiber cable and electric wire is increasing.The use of optoelectronic composite cable can make electricity, light is directly registered one's residence, and operator does not need to apply for electric load in addition, therefore, more and more favor by operator.But existing optoelectrical cable mainly exists following problem: when the external series gap of the wire that (1) is adjacent is larger, 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, adopt yarn class material to wrap up outward at cable core, easily pricks bad Loose tube, cause the exception of optical signal transmission, and when temperature marked change, wrapping material pricks bad Loose tube, and then affect optical communication, and the price of wrapper material own costly; (3) mode adopting wire and Loose tube stranded, is not easy taking-up Loose tube, needs wrapper material to cut open, easily damage cable core, not easily recover before taking-up; And Loose tube taking-up 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 above-mentioned defect, operator and manufacture commercial city expect there is better solution.
Summary of the invention
In order to solve the problem, the object of the invention is to disclose a kind of optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket; It realizes by the following technical solutions.
Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, 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 three cylindrical arc body, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, is characterized in that the arc length degree of described 4th cylinder arc body is 1/2 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 of the circumference of the circle that this arc is corresponding.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, is characterized in that the arc length degree of described first cylinder arc body is 1/2 or 1/3 or 1/4 of the circumference of the circle that this arc is corresponding.
Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that it is spliced successively by multiple minor structure gasket for packing body or an extrusion molding is formed, described multiple minor structure gasket for packing body pieces together a complete periphery; Described minor 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 three cylindrical arc body, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc; In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the tie point of the tie point of all other ends of the first cylinder arc body and one end of three cylindrical arc body, the other end of all three cylindrical arc bodies and one end of the second cylinder arc body, all circumferentially same.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described rope body is polypropylene or polyethylene or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 ~ 3 part, aluminium hydroxide: 10 ~ 15 parts, Tissuemat E: 2 ~ 4 parts.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described minor structure gasket for packing body is polypropylene or polyethylene or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 ~ 3 part, aluminium hydroxide: 10 ~ 15 parts, Tissuemat E: 2 ~ 4 parts.
Special-shaped packing gasket in the present invention have structure simple, easily making, humidity, processing characteristics is excellent, resistance to compression restorability is excellent, ageing-resistant, elasticity is excellent, acid and alkali-resistance 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 execution mode of special-shaped packing gasket in the present invention.
Fig. 2 is the cross-sectional structure schematic diagram that Fig. 1 amplifies.
Fig. 3 is the cross-sectional structure schematic diagram of the second execution mode of special-shaped packing gasket in the present invention.
Fig. 4 is the cross-sectional structure schematic diagram of the 3rd execution mode of special-shaped packing gasket in the present invention.
Embodiment
embodiment 1
Ask for an interview Fig. 1 Fig. 2, optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, 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 three cylindrical arc body 43, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, is characterized in that the arc length degree of described 4th cylinder arc body is 1/2 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 of the circumference of the circle that this arc is corresponding.
Further, optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, is characterized in that the arc length degree of described first cylinder arc body is 1/2 or 1/3 or 1/4 of the circumference of the circle that this arc is corresponding.
embodiment 2
Ask for an interview Fig. 3, and with reference to figure 1 and Fig. 2; Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that it is spliced to form successively by four minor structure gasket for packing bodies, described four minor structure gasket for packing bodies piece together a complete periphery; Described minor 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 three cylindrical arc body 43, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc; In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the tie point of the tie point of all other ends of the first cylinder arc body and one end of three cylindrical arc body, the other end of all three cylindrical arc bodies and one end of the second cylinder arc body, all on same circumference R1; 4th cylinder arc body 44 is quadrant arc column, and like this, four special-shaped packing gasket stitching portions form four contacts, and relative contact is connected to form horizontal line L1 and vertical line L2, L1 and L2 are perpendicular.
Certainly, in this embodiment, obviously, can also be connected by the multiple special-shaped packing gaskets in embodiment 1 or bondd to form; Can make the optoelectronic composite cable of more power transmission conductor like this, and fiber number also can 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 special-shaped packing gasket, basic with embodiment 2, difference is that it is formed by four minor structure gasket for packing bodies extrusion molding, and described four minor structure gasket for packing bodies form a complete periphery; Described minor 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 three cylindrical arc body 43, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc; In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the tie point of the tie point of all other ends of the first cylinder arc body and one end of three cylindrical arc body, the other end of all three cylindrical arc bodies and one end of the second cylinder arc body, all on same circumference R1.
Certainly, in this embodiment, obviously, can also be integrally formed by the multiple special-shaped packing gaskets in embodiment 1; Can make the optoelectronic composite cable of more power transmission conductor like this, and fiber number also can expand.
Optical cable described in above-mentioned arbitrary embodiment or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described rope body is polypropylene or polyethylene or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 ~ 3 part, aluminium hydroxide: 10 ~ 15 parts, Tissuemat E: 2 ~ 4 parts.
Optical cable described in above-mentioned arbitrary embodiment or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described minor structure gasket for packing body is polypropylene or polyethylene or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 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 little gasket for packing body are that the combined effect of following formula is best: by weight, be made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 2 parts, aluminium hydroxide: 12.5 parts, Tissuemat E: 3 parts.
In the present invention, find through test, gasket for packing body or little gasket for packing body are that the combined effect of following formula is secondary good: by weight, be made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 part, aluminium hydroxide: 10 parts, Tissuemat E: 2 parts.
In the present invention, find through test, gasket for packing body or little gasket for packing body are that the combined effect of following formula is secondary good: by weight, be made up of following raw material: polypropylene: 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 3 parts, aluminium hydroxide: 15 parts, Tissuemat E: 4 parts.
Applicant has carried out producing and inspection for the gasket for packing body be made up of above-mentioned formula or little gasket for packing body, obtain following data, wherein, 1# is optimum formula, 2# is time good formula, and 3# is time time good 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 (LDPE); The horizontal area of wearing of sample is 6 mm sqs, and each sequence number has got 100 samples.
| Sequence number | Project | 1# | 2# | 3# | 4# | 5# | 6# |
| 1 | Stablizing horizontal area of wearing is 6 mm sqs, same board, largest production speed (m/min) | 358 | 340 | 325 | 300 | 126 | 216 |
| 2 | Maximum melt stream running speed rate (g/10min) | 1.2 | 1.3 | 1.5 | 1.7 | 2.8 | 2.0 |
| 3 | Minimum tensile strength MPa | 25 | 23 | 21 | 20 | 12 | 17 |
| 4 | Minimum break-draw strain % | 1500 | 1364 | 1217 | 985 | 150 | 650 |
| 5 | Maximum water absorption (g/10kg) | 0.003 | 0.005 | 0.006 | 0.010 | 48 | 32 |
| 6 | The longest reinstatement time (min) after 180 degree of doublings | 1 | 1.5 | 1.8 | 2.5 | Cannot recover | Cannot recover |
| 7 | Be fully immersed in 92# gasoline, after 24 hours, weight is the average percent (%) of original weight amount | 99.2 | 98.1 | 95.7 | 96.3 | 35.4 | 64.6 |
| 8 | Being fully immersed in molar concentration is in the sodium hydrate aqueous solution of 2.26mol/L, and after 24 hours, weight is the average percent (%) of original weight amount | 99.8 | 99.7 | 99.7 | 99.5 | 95.6 | 92.4 |
| 9 | Being fully immersed in molar concentration is in the aqueous hydrochloric acid solution of 3.94mol/L, and after 24 hours, weight is the average percent (%) of original weight amount | 99.3 | 98.5 | 97.8 | 96.2 | 64.4 | 76.9 |
Passable as apparent from upper table, 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 have structure simple, easily making, humidity, processing characteristics is excellent, resistance to compression restorability is excellent, ageing-resistant, elasticity is excellent, acid and alkali-resistance and the beneficial effect such as oil, low water suction.
When special-shaped packing gasket of the present invention is used in cable; cable can be made need not to wrap up element, make optical fiber protective tube size keep versatility; do not need to produce large-scale optical fiber protective tube, do not need wrapping equipment, optical fiber protective tube can be embedded in three cylindrical arc body.
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 (10)
1. optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, 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 three cylindrical arc body, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc.
2. optical cable according to claim 1 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, is characterized in that the arc length degree of described 4th cylinder arc body is 1/2 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 of the circumference of the circle that this arc is corresponding.
3., according to optical cable according to claim 1 or claim 2 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the arc length degree of described first cylinder arc body is 1/2 or 1/3 or 1/4 of the circumference of the circle that this arc is corresponding.
4., according to optical cable according to claim 1 or claim 2 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described rope body is polypropylene or polyethylene, or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 ~ 3 part, aluminium hydroxide: 10 ~ 15 parts, Tissuemat E: 2 ~ 4 parts.
5. optical cable according to claim 3 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described rope body is polypropylene or polyethylene or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 ~ 3 part, aluminium hydroxide: 10 ~ 15 parts, Tissuemat E: 2 ~ 4 parts.
6. according to claim 4 or optical cable according to claim 5 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, the material that it is characterized in that described rope body is by weight, be made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 2 parts, aluminium hydroxide: 12.5 parts, Tissuemat E: 3 parts.
7. according to claim 4 or optical cable according to claim 5 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, the material that it is characterized in that described rope body is by weight, be made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 part, aluminium hydroxide: 10 parts, Tissuemat E: 2 parts.
8. according to claim 4 or optical cable according to claim 5 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, the material that it is characterized in that described rope body is by weight, be made up of following raw material: polypropylene: 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 3 parts, aluminium hydroxide: 15 parts, Tissuemat E: 4 parts.
9. optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that it is spliced successively by multiple minor structure gasket for packing body or an extrusion molding is formed, described multiple minor structure gasket for packing body pieces together a complete periphery; Described minor 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 three cylindrical arc body, the other end of three cylindrical 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, three cylindrical arc body, the bending of the 4th cylinder arc body are in the same direction; Equal diameters, the arc length of the first cylinder arc body and the second cylinder arc body are equal; First cylinder arc body, both the second cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; Three cylindrical arc body, both the 4th cylinder arc bodies are symmetrical about the line in the center of circle, three cylindrical arc body place and the 4th center of circle, cylinder arc body place; The arc length of three cylindrical arc body is not less than 2/3 of the circumference of circle corresponding to this arc and the arc length of three cylindrical arc body is not more than 4/5 of the circumference of circle corresponding to this arc; In arbitrary cross section perpendicular with the central axis of special-shaped packing gasket, the tie point of the tie point of all other ends of the first cylinder arc body and one end of three cylindrical arc body, the other end of all three cylindrical arc bodies and one end of the second cylinder arc body, all circumferentially same.
10. optical cable according to claim 9 or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterized in that the material of described minor structure gasket for packing body is polypropylene or polyethylene or by weight, be made up of following raw material: polypropylene: 40 ~ 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 ~ 3 part, aluminium hydroxide: 10 ~ 15 parts, Tissuemat E: 2 ~ 4 parts, or the material of described minor structure gasket for packing body by weight, be made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 2 parts, aluminium hydroxide: 12.5 parts, Tissuemat E: 3 parts, or the material of described minor structure gasket for packing body by weight, be made up of following raw material: polypropylene: when 40 parts, 200 DEG C, oxidation induction period is the low density polyethylene (LDPE) of [32,40]: 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 1 part, aluminium hydroxide: 10 parts, Tissuemat E: 2 parts, or or the material of described minor structure gasket for packing body is by weight, be made up of following raw material: polypropylene: 60 parts, when 200 DEG C, oxidation induction period is [32, 40] low density polyethylene (LDPE): 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 be 1010 plastics antioxidant or commercially available model be 168 plastics antioxidant: 3 parts, aluminium hydroxide: 15 parts, Tissuemat E: 4 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510147014.0A CN104700942A (en) | 2015-03-10 | 2015-03-31 | Abnormal-shape filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015101039183 | 2015-03-10 | ||
| CN201510103918 | 2015-03-10 | ||
| CN201510147014.0A 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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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610254005.6A Division CN105741939A (en) | 2015-03-10 | 2015-03-31 | Filling rope for optical cable, power cable, photoelectric composite cable or photoelectric comprehensive cable |
| CN201610254012.6A Division CN105702349A (en) | 2015-03-10 | 2015-03-31 | Irregularly-shaped filling rope for optical cable, cable, photoelectric composite cable or photoelectric comprehensive cable |
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| Publication Number | Publication Date |
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| CN104700942A true CN104700942A (en) | 2015-06-10 |
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| 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 |
| 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 |
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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 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3244422B1 (en) | 2016-05-09 | 2020-07-08 | Nexans | Three core power cables with surrounding plastic filler |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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- 2015-03-31 CN CN201510147014.0A patent/CN104700942A/en active Pending
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- 2015-03-31 CN CN201610254012.6A patent/CN105702349A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105702349A (en) | 2016-06-22 |
| CN105741939A (en) | 2016-07-06 |
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