CN105788742A

CN105788742A - Photoelectric composite cable with special-shaped filling material

Info

Publication number: CN105788742A
Application number: CN201610301768.1A
Authority: CN
Inventors: 蒋菊生
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-03-10
Filing date: 2015-03-31
Publication date: 2016-07-20
Also published as: CN105825932A; CN106024175A; CN106098230A; CN104751981B; CN105825933A; CN105825948A; CN105825947A; CN106098231A; CN105929502A; CN106024149A; CN104751981A

Abstract

The invention belongs to the technical field of cables, and relates to a photoelectric composite cable with a special-shaped filling material. The cable comprises a reinforcing part, a plurality of power transmission conductors which are located at an outer side of the reinforcing part and sequentially tangential or slightly separated, optical fiber communication units located in gaps outside the adjacent power transmission conductors, a protection layer wrapping the power transmission conductors and the optical fiber communication units, and a sheath layer which covers the protection layer in an extruding manner. The cable is characterized in that the gaps outside the adjacent power transmission conductors are provided with special-shaped ropes; the special-shaped ropes are formed by the sequential jointing or one-time extrusion molding of a plurality of small-structure filling rope bodies; the outer edges of the small-structure filling rope bodies are respectively a complete cylindrical surface; the power transmission conductors respectively consists of a conductor and an insulating body; and the optical fiber communication units respectively consists of an optical fiber and a protection tube wrapping the optical fiber. The special-shaped ropes are made of materials with a special formula. The cable provided by the invention is simple in structure, is lower in cost, is better in performance, and is more convenient in construction.

Description

A kind of optoelectronic composite cable with special-shaped filling

The application is that name is called: a kind of have the optoelectronic composite cable of special-shaped packing gasket, the applying date is: on 03 31st, 2015, application number be: the divisional application of the patent of invention of 201510147109.2；Application number is: the patent of invention of 201510147109.2 require that the applying date be on 03 10th, 2015, application number be: 201510103917.9, applicant country is the priority of the patent of invention of China, and this divisional application also requires that the priority of this original earlier application.

Technical field

The invention belongs to technical field of cables, especially relate to a kind of optoelectronic composite cable with special-shaped filling and preparation method thereof.

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.

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, an object of the present invention is to disclose special-shaped packing gasket；The two of the purpose of the present invention are the optoelectronic composite cables disclosing and using this special-shaped packing gasket；The three of the purpose of the present invention are the manufacture methods disclosing this kind of optoelectronic composite cable；They realize 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 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 special-shaped packing gasket, 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 special-shaped packing gasket, 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 special-shaped packing gasket, 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.

nullOptical 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，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 special-shaped packing gasket，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.

There is the optoelectronic composite cable of special-shaped filling, it includes reinforcement, be arranged in outside reinforcement and tangent successively or that slightly gap is placed many transmission pressures, be positioned at the fiber optic communication unit of adjacent transmission pressure external series gap, restrictive coating that protective layer transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；It is characterized in that having any one special-shaped packing gasket described above in described adjacent transmission pressure external series gap, the first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or slightly arranges with gap；Arbitrary with in the projection in the plane of the axis perpendicular of optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber.

Further, the optoelectronic composite cable with special-shaped filling described above, it is characterised in that in described many transmission pressures, have at least a transmission pressure to be substituted by the filling component essentially identical with transmission pressure diameter.

Having the optoelectronic composite cable of special-shaped filling, it includes reinforcement, is arranged in many transmission pressures outside reinforcement and has at least a filling component essentially identical with transmission pressure diameter, is arranged in adjacent transmission pressure external series gap or is arranged in the external series gap of adjacent filling component or is positioned at the restrictive coating that adjacent transmission pressure is coated on outside protective layer with the fiber optic communication unit of filling component external series gap, protective layer transmission pressure, filling component and fiber optic communication unit enveloped, extrusion molding；Reinforcement is tangent with transmission pressure or slightly arranges with gap, and reinforcement is tangent with filling component or slightly arranges with gap；It is characterized in that in described adjacent transmission pressure external series gap or in the external series gap of adjacent filling component or in adjacent transmission pressure and filling component external series gap, there is any one special-shaped packing gasket described above, protective layer is positioned at outside special-shaped packing gasket, when the surrounding of special-shaped packing gasket is adjacent transmission pressure, first cylinder arc body of special-shaped packing gasket, second cylinder arc body is close to transmission pressure, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, fiber optic communication unit is mutually circumscribed with transmission pressure；When the surrounding of special-shaped packing gasket is adjacent transmission pressure and filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure and the filling component of correspondence, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with transmission pressure and filling component；When the surrounding of special-shaped packing gasket is adjacent filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to filling component, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with filling component；Arbitrary with in the projection in the plane of the axis perpendicular of optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber.

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of described reinforcement is steel wire or polyethylene or polypropylene or fiberglass reinforced plastics.

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of main part of described filling component is polyethylene or polypropylene.

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of described protective layer is waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips.

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of described restrictive coating is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of described conductor is copper or aluminum or copper cover aluminum or copper-clad magnesium or aluminium in copper magnesium or aluminium alloy or magnesium alloy.

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of described insulating barrier is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that described optical fiber is single-mode fiber or multimode fibre.

Further, the optoelectronic composite cable with special-shaped filling described above, it is characterised in that described optical fiber is energy transmission optical fibre or G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or OM1 type or OM2 type or OM3 type.

The optoelectronic composite cable with special-shaped filling described above, it is characterised in that the material of described protection pipe is modified polypropene or polybutylene terephthalate (PBT) or steel.

A kind of making has the method for the optoelectronic composite cable of special-shaped filling, it is characterised in that it includes following steps:

Make the step of fiber optic communication unit: modified polypropene or polybutylene terephthalate (PBT) are inserted in secondary coated extruding machine the protection pipe shearing, compress, melt and being extruded into sky；G.652 type or many G.653 type or many G.654 type or many G.655 type or many G.656 type or many G.657 type or many A1a types or many A1b types or many A1c types or many OM1 types or many OM2 types or many OM3 types or many energy mode transmission optical fiber are inserted in the protection pipe of sky to take many; spray with the pressure of 0.2～0.4bar in empty protection pipe simultaneously and add the fine cream that model is LT-410 or LT-420; make protection pipe internal clearance compactedness >=95%, optical fiber longer 1.002～1.025 times than the length of protection pipe, form fiber optic communication unit；Repeat aforesaid operations, form multiple fiber optic communication unit；

Make the step of transmission pressure: will many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium silks or many copper coated aluminum magnesium silks or many aluminum-alloy wires or many Mg alloy wire synnemas formation conductors on strand winder, outside conductor, extrude, by extruding machine, the polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) formation insulating barrier that thickness is 0.6～1.5mm, complete the processing of single transmission pressure；Repeat aforesaid operations, form many transmission pressures；

Make the step of special-shaped packing gasket: take polypropylene or polyethylene or the composite being made up of by weight 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；It is placed in cable extruding machine, it is extruded into rope body by the mould of extrusion head, form single special-shaped packing gasket, described 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, and one end of the 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；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；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；Repeat the above steps forms many special-shaped packing gaskets；

Make the step of the special-shaped packing gasket of compound: take the fiber optic communication unit and special-shaped packing gasket made, fiber optic communication unit is embedded in the 3rd cylinder arc body of special-shaped packing gasket, and make whole arc bodies that a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body contact；Repeat the above steps forms the special-shaped packing gasket of many compounds；

Make the step of cable core: take the many transmission pressures made, the special-shaped packing gasket of many compounds and reinforcement, by tangent successively for many transmission pressures or be placed on outside reinforcement slightly with gap, make reinforcement and transmission pressure tangent or slightly place with gap；The special-shaped packing gasket of every compound is placed in adjacent transmission pressure external series gap and makes fiber optic communication unit is mutually circumscribed with adjacent transmission pressure, the first cylinder arc body of special-shaped packing gasket of compound, the second cylinder arc body are close to transmission pressure, arbitrary with in the projection in the plane of the axis perpendicular of reinforcement, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Form cable core；

Make the step that finished product has the optoelectronic composite cable of special-shaped filling: take waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips is coated on outside cable core and forms protective layer；Take polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) extrusion molding is coated on outside protective layer and forms restrictive coating, complete the making of the optoelectronic composite cable with special-shaped filling.

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.

nullThe optoelectronic composite cable with special-shaped filling in the present invention，Owing to having used above-mentioned special-shaped packing gasket，In special-shaped packing gasket 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，Therefore，Fiber optic communication unit is predominantly located in the 3rd cylinder arc body，Some is positioned at outside the 3rd cylinder arc body，There is excellent elasticity and toughness due to special-shaped packing gasket，Therefore，Fiber optic communication unit can be made the same with the 3rd cylinder arc body big even slightly larger，Such fiber optic communication unit can be embedded in the 3rd cylinder arc body，Form tight fit，Will not overflow from the 3rd cylinder arc body，Fiber optic communication unit and transmission pressure or special-shaped packing gasket simultaneously、Or transmission pressure and special-shaped packing gasket tangent，And protective layer is coated on outside cable core，And arbitrary with in the projection in the plane of the axis perpendicular of reinforcement，The circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide，Therefore cable core、Protective layer is rounding more、Optoelectrical cable outward appearance more rounding、Smooth；Special construction due to the present invention; therefore it is no longer necessary to the wrapping of yarn class material; both provided cost savings, and be absent from yarn class material and transmission pressure when variations in temperature, protection tube material is because of temperature shrinkage/expand different and prick bad transmission wire, protection pipe, and then affects the defect of optical cable performance；Owing to fiber optic communication unit is arranged in the 3rd cylinder arc body dexterously, even therefore the long-pending transmission of electricity in big current-carrying capacity, heavy in section lead to, it is not required that make large-sized protection pipe, provide cost savings, make protection pipe more general simultaneously；Due in the present invention; special-shaped packing gasket, transmission pressure, reinforcement are actually parallel mode and arrange; and without yarn class binder; therefore after workmen's stripping optical cable; it is no longer necessary to cut off yarn class binder, take out corresponding special-shaped packing gasket; then stripping out protection pipe lightly, can realize separating of protection pipe and special-shaped packing gasket, construction is quite convenient, in hgher efficiency.

Therefore, the optoelectronic composite cable with special-shaped filling of the present invention has the Advantageous Effects such as simple in construction, lower in cost, more excellent performance, construction be more convenient.

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.

Fig. 5 is one section of perspective view after stripping of optoelectrical cable in the present invention.

Fig. 6 is the cross-sectional structure schematic diagram after Fig. 5 amplifies.

Detailed description of the invention

Embodiment 1, embodiment 2, embodiment 3 are the embodiments of special-shaped packing gasket in the present invention；Embodiment 4, embodiment 5 are the embodiments of the optoelectronic composite cable in the present invention with special-shaped filling.

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 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.

Further, optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, 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 special-shaped packing gasket, 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 special-shaped packing gasket, 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 special-shaped packing gasket，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 special-shaped packing gasket，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.

Embodiment 4

Ask for an interview Fig. 5 and Fig. 6, and referring to figs. 1 to Fig. 4；There is the optoelectronic composite cable of special-shaped filling, it includes reinforcement 3, be arranged in outside reinforcement and tangent successively or that slightly gap is placed four transmission pressures 1, be positioned at the fiber optic communication unit 2 of adjacent transmission pressure external series gap, restrictive coating 6 that the protective layer 5 transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；It is characterized in that the special-shaped packing gasket 4 described in arbitrary embodiment in described adjacent transmission pressure external series gap with above-mentioned embodiment 1 to embodiment 3; first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or slightly arranges with gap；Arbitrary with in the projection in the plane of the axis perpendicular of optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor 11 and the insulating barrier 12 that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber 21 and the protection pipe 22 that enveloped by optical fiber.

Certainly, the optoelectronic composite cable with special-shaped filling described above, it is characterised in that described transmission pressure is not limited to four, also can be other many.

Make the step of special-shaped packing gasket: take polypropylene or polyethylene or the composite being made up of by weight 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；It is placed in cable extruding machine, it is extruded into rope body by the mould of extrusion head, form single special-shaped packing gasket, described 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；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；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；Repeat the above steps forms many special-shaped packing gaskets；

Make the step of special-shaped packing gasket: take polypropylene or polyethylene or the composite being made up of by weight 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；It is placed in cable extruding machine, is extruded by the mould of extrusion headFormedSpecial-shaped packing gasket, described special-shaped packing gasket is formed by multiple little extrusion moldings of structure gasket for packing body, and the plurality of little structure gasket for packing body forms 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 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；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；

Make the step of the special-shaped packing gasket of compound: take the fiber optic communication unit and special-shaped packing gasket made, fiber optic communication unit is embedded in the 3rd cylinder arc body of special-shaped packing gasket, and make whole arc bodies that a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body contact；It is external that a part for fiber optic communication unit is positioned at the 3rd cylinder arc；

Make the step of cable core: take the many transmission pressures made, the special-shaped packing gasket of many compounds and reinforcement, many transmission pressures are respectively penetrated in the first cylinder arc body, the second cylinder arc body, reinforcement is penetrated the centre position of many transmission pressures, makes reinforcement and transmission pressure tangent or slightly place with gap；Adjacent transmission pressure is tangent successively or is placed on outside reinforcement slightly with gap, make that fiber optic communication unit is mutually circumscribed with adjacent transmission pressure, make the first cylinder arc body of special-shaped packing gasket, the second cylinder arc body be close to transmission pressure, and arbitrary with in the projection in the plane of the axis perpendicular of reinforcement, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Form cable core；

Embodiment 5

Refer to Fig. 1 to Fig. 6；Having the optoelectronic composite cable of special-shaped filling, it includes reinforcement, is arranged in many transmission pressures outside reinforcement and has at least a filling component essentially identical with transmission pressure diameter, is arranged in adjacent transmission pressure external series gap or is arranged in the external series gap of adjacent filling component or is positioned at the restrictive coating that adjacent transmission pressure is coated on outside protective layer with the fiber optic communication unit of filling component external series gap, protective layer transmission pressure, filling component and fiber optic communication unit enveloped, extrusion molding；Reinforcement is tangent with transmission pressure or slightly arranges with gap, and reinforcement is tangent with filling component or slightly arranges with gap；It is characterized in that in described adjacent transmission pressure external series gap or in the external series gap of adjacent filling component or in adjacent transmission pressure and filling component external series gap, there is any one special-shaped packing gasket described above, protective layer is positioned at outside special-shaped packing gasket, when the surrounding of special-shaped packing gasket is adjacent transmission pressure, first cylinder arc body of special-shaped packing gasket, second cylinder arc body is close to transmission pressure, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, fiber optic communication unit is mutually circumscribed with transmission pressure；When the surrounding of special-shaped packing gasket is adjacent transmission pressure and filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure and the filling component of correspondence, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with transmission pressure and filling component；When the surrounding of special-shaped packing gasket is adjacent filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to filling component, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with filling component；Arbitrary with in the projection in the plane of the axis perpendicular of optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber.

The manufacture method of the optoelectronic composite cable with special-shaped filling in this embodiment, basic with embodiment 4, one of difference is: also had the step of a making filling component before making the step of cable core, the step making filling component is: take polyethylene or cable sheath extruded machine put into by polypropylene, and extrusion molding forms the filling component the same or substantially uniform-diameter with transmission pressure diameter；And repeatable operation forms many filling components；With the two of embodiment 4 difference it is: make in the step of cable core, at least one filling component is replaced transmission pressure.

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of described reinforcement is steel wire or polyethylene or polypropylene or fiberglass reinforced plastics.

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of main part of described filling component is polyethylene or polypropylene.

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of described protective layer is waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips.

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of described restrictive coating is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of described conductor is copper or aluminum or copper cover aluminum or copper-clad magnesium or aluminium in copper magnesium or aluminium alloy or magnesium alloy.

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of described insulating barrier is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that described optical fiber is single-mode fiber or multimode fibre.

Further, the optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that described optical fiber is energy transmission optical fibre or G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or OM1 type or OM2 type or OM3 type.

The optoelectronic composite cable with special-shaped filling described in above-mentioned embodiment 4 or embodiment 5, it is characterised in that the material of described protection pipe is modified polypropene or polybutylene terephthalate (PBT) or steel.

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 beneficial effect excellent, ageing-resistant, elastic.

In the present invention, gasket for packing body or little gasket for packing body can also have different colors, and such light unit and transmission pressure can not have color, also can identify easily, so can make speed of production faster, the versatility of light unit and transmission pressure higher；Namely the material of gasket for packing body or little gasket for packing body can increase Masterbatch material, described Masterbatch can be polyethylene color masterbatch, and weight is the 1%～2% of gasket for packing body or little gasket for packing other material of body.

Having the optoelectronic composite cable of special-shaped filling in the present invention, its manufacture method is simple, easily grasp, the production equipment kind that uses is few, and space hold is few, cost puts into low.

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

1. there is an optoelectronic composite cable for special-shaped filling, it includes reinforcement, be arranged in outside reinforcement and tangent successively or that slightly gap is placed many transmission pressures, be positioned at the fiber optic communication unit of adjacent transmission pressure external series gap, restrictive coating that protective layer transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；It is characterized in that described adjacent transmission pressure external series gap has special-shaped packing gasket, described special-shaped packing gasket 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 the projection of 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 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；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；First cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or slightly arranges with gap；Arbitrary and have special-shaped filling optoelectronic composite cable axis perpendicular plane on projection on, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber；The material of the little structure gasket for packing body in described special-shaped packing gasket is 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.

2. there is an optoelectronic composite cable for special-shaped filling, it includes reinforcement, be arranged in outside reinforcement and tangent successively or that slightly gap is placed many transmission pressures, be positioned at the fiber optic communication unit of adjacent transmission pressure external series gap, restrictive coating that protective layer transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；It is characterized in that described adjacent transmission pressure external series gap has special-shaped packing gasket, described special-shaped packing gasket 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 the projection of 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 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；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；First cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or slightly arranges with gap；Arbitrary and have special-shaped filling optoelectronic composite cable axis perpendicular plane on projection on, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber；The material of the little structure gasket for packing body in described special-shaped packing gasket is 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.

3. there is an optoelectronic composite cable for special-shaped filling, it includes reinforcement, be arranged in outside reinforcement and tangent successively or that slightly gap is placed many transmission pressures, be positioned at the fiber optic communication unit of adjacent transmission pressure external series gap, restrictive coating that protective layer transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；It is characterized in that described adjacent transmission pressure external series gap has special-shaped packing gasket, described special-shaped packing gasket 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 the projection of 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 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；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；First cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or slightly arranges with gap；Arbitrary and have special-shaped filling optoelectronic composite cable axis perpendicular plane on projection on, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding on same circumference and the center of circle of this center of circle and reinforcement coincide；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber；The material of the little structure gasket for packing body in described special-shaped packing gasket is 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.

4. guard against a kind of optoelectronic composite cable with special-shaped filling described in claim 3 according to claim 1 or claim 2, it is characterised in that the material of described reinforcement is steel wire or polyethylene or polypropylene or fiberglass reinforced plastics.

5. a kind of optoelectronic composite cable with special-shaped filling according to claim 4, it is characterised in that the material of described protective layer is waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips.

6. a kind of optoelectronic composite cable with special-shaped filling according to claim 5, it is characterised in that the material of described restrictive coating is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or low smog halogen-free polyvinyl.

7. a kind of optoelectronic composite cable with special-shaped filling according to claim 6, it is characterised in that the material of described conductor is copper or aluminum or copper cover aluminum or copper-clad magnesium or aluminium in copper magnesium or aluminium alloy or magnesium alloy.

8. a kind of optoelectronic composite cable with special-shaped filling according to claim 7, it is characterised in that the material of described insulating barrier is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or low smog halogen-free polyvinyl.

9. a kind of optoelectronic composite cable with special-shaped filling according to claim 8, it is characterised in that described optical fiber is single-mode fiber or multimode fibre；The material of described protection pipe is modified polypropene or polybutylene terephthalate (PBT) or steel.

10. a kind of optoelectronic composite cable with special-shaped filling according to claim 9, it is characterised in that described optical fiber is energy transmission optical fibre or G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or OM1 type or OM2 type or OM3 type.