CN206639643U - A kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable - Google Patents
A kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable Download PDFInfo
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- CN206639643U CN206639643U CN201720446800.5U CN201720446800U CN206639643U CN 206639643 U CN206639643 U CN 206639643U CN 201720446800 U CN201720446800 U CN 201720446800U CN 206639643 U CN206639643 U CN 206639643U
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- aluminium
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- water
- waterproof layer
- mineral insulation
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Abstract
The utility model discloses a kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable, including cable core, described cable core to be twisted by multifiber compound wire core, in the gap factice for filling of cable core；Wrapped polyurethane water-proof film, extrudes non-woven fabrics outside waterproofing membrane outside cable core, is externally provided with inner sheath in non-woven fabrics, is externally provided with outer ethylene propylene diene rubber waterproof layer in inner sheath, the wrapped polyisobutene waterproofing membrane outside outer ethylene propylene diene rubber waterproof layer；Aluminium-plastic tape waterproof layer is extruded outside polyisobutene waterproofing membrane, aluminium alloy armored band is woven in aluminium-plastic tape waterproof layer, finally extrudes aluminium sheath outside aluminium alloy armored band, scribbled outside aluminium sheath after water-repellent paint further around bag polyurethane water-proof film.The utility model has the characteristics that good caking property, plasticity, water-resistance, anti-corrosive properties and durability.
Description
Technical field
It the utility model is related to electric wire field, and in particular to a kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof
Cable.
Background technology
There are abundant wind energy resources and wide flat region in China sea, and close apart from power load center, makes
Obtaining coastal waters wind generating technology turns into the focus studied and applied recently.Because seabed natural environment is severe and its unpredictable
Property, offshore wind farm are the larger cable kinds of designing technique, manufacturing technology difficulty with submarine cable.Shallow water cable does not require nothing more than anti-
The properties such as water, corrosion-resistant, resistance to mechanical drawing and external force collision, also require higher electrical insulation properties and very high safety
Reliability, particularly long length extra large cable are even more to propose great challenge to the manufacturing capacity and technical merit of current cable industry.
Shallow sea is widely used between continent and island, island and island and passed through the power transmission of rivers lakebed with cable.With
Automation and the fast development of China's marine cause, in following many decades, either Oversea wind power generation, or other coastal waters
Operating system, all huge demand will be showed to shallow water cable.Because the particular surroundings of bay application is, it is necessary to which cable has
Have different conductive sections, different mechanical strengths, anti-seawater seepage with corrosion etc. architectural characteristic, and using adapt to intertidal zone,
The different construction method such as subtidal zone, to meet the specific demand of Wind Power Generation Industry.
With the substantial increase of China's super-pressure and high voltage power cable laying amount, the safe for operation and quality of power cable
Monitoring is more and more important, it is necessary to utilize distribution type fiber-optic measuring system（DTS）Enter trip temperature, transmission load monitors in real time, to super
High pressure and high voltage power cable realize that internal or external extraordinary temperature measuring optical cable turns into optical fiber composite high-voltage cable, i.e., so-called " intelligence
Energy cable ".Meanwhile Utilities Electric Co. has included " integration of three networks " Pilot project construction of intelligent grid, national grid is pushed in the whole nation
Power optical fiber is registered one's residence, it is desirable to realize power network end electric power and communicate " integration " power optical fiber to family photoelectric compound cable.
Utility model content
In order to overcome the deficiencies in the prior art, there is provided one kind can enter trip temperature, transmission load to power cable
Monitoring in real time, can be used in the mineral insulation aluminium sheath flexible optical fibre composite water-proof cable of " integration of three networks ".
To achieve the above object, the utility model provides a kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable,
Including cable core, it is characterised in that：Described cable core is twisted by multifiber compound wire core, and oil is filled in the gap of cable core
Cream；Wrapped polyurethane water-proof film, extrudes non-woven fabrics outside waterproofing membrane outside cable core, non-woven fabrics be externally provided with inner sheath,
Inner sheath is externally provided with outer ethylene propylene diene rubber waterproof layer, and wrapped polyisobutene waterproof is thin outside outer ethylene propylene diene rubber waterproof layer
Film；Aluminium-plastic tape waterproof layer is extruded outside polyisobutene waterproofing membrane, aluminium alloy armored is woven in aluminium-plastic tape waterproof layer
Band, finally extrudes aluminium sheath outside aluminium alloy armored band, is scribbled outside aluminium sheath thin further around bag polyurethane water-proof after water-repellent paint
Film.
Preferably, described optical fiber compound wire core is twisted side by side by insulated wire cores, with insulated wire cores fiber unit and
Insulated wire cores and fiber unit extrude one layer of butyl rubber oversheath and formed jointly.
Preferably, described insulated wire cores by aluminium alloy conductor, the mineral insulation being extruded in outside aluminum alloy copper conductor with
And the overlapping wrapped interior ethylene propylene diene rubber waterproof layer outside mineral insulation is formed.
Preferably, described mineral insulation is formed for magnesium oxide insulated material.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model is simple in construction, by metallic sheath using corrugated aluminum pipe etc., not only simplifies technique and improves effect
Rate, and product cost is declined to a great extent.
2nd, the utility model is provided with fiber unit, power cable can be entered trip temperature, transmission load monitor in real time, can
For " integration of three networks "；Silk thread beam surrounds the optical fiber directly dragged, and optical fiber will not be pulled off, and silk thread beam has also carried out effective guarantor to optical fiber
Shield, it will not be extruded in processing, laying, particularly when cable is run, certainly will generate heat and expand, it is ensured that have space
Optical fiber is accommodated, elastic material provides the space of buffering to the inside of expansion again, ensure that optical fiber will not be damaged, can be normal
Operation.
3rd, the utility model employs multilayer material water-proof material so that cable has very strong water stop function, will not be because of water
Sub-dip enters to cause the oxidation of conductor, corrosion, so as to influence the electrical property of cable, or even abnormal broken line accident occurs.
4th, filling uses ointment so that cable has good caking property, plasticity, water-resistance, anti-corrosive properties and durability.
5th, the inside and outside wrapped polyurethane water-proof film of cable so that cable has tensile strength high, and elasticity and elongation percentage are big,
The features such as caking property, water-resistance and against weather are good, can be with colod-application, and service life is longer.
6th, cable combination of inner and outside design multilayer flashing layer so that the water resistance of cable is water-proof cable in the prior art
Hundred times, there is superpower water resistance, do not reach the water proofing property of this cable nearly all in the market.
7th, this product structure extrudes insulated wire cores and fiber unit jointly, the corresponding optical fiber list of each insulated wire cores
Member, solve the problems, such as that an existing fiber unit corresponds to multiple insulated wire cores so that the real-time monitoring performance of cable is more preferable.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model, after the utility model has been read, art technology
Modification of the personnel to the various equivalent form of values of the present utility model falls within the application appended claims limited range.
As shown in figure 1, the utility model provides a kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable, including cable
Core, described cable core are twisted by multifiber compound wire core, in the gap factice for filling 1 of cable core；Described optical fiber is answered
Zygonema core is extruded jointly by insulated wire cores, the fiber unit being twisted side by side with insulated wire cores and insulated wire cores and fiber unit 2
One layer of butyl rubber oversheath 3 is formed；Described insulated wire cores are by aluminium alloy conductor 4, the ore deposit being extruded in outside aluminum alloy copper conductor
Thing insulating barrier 5 and the overlapping wrapped interior ethylene propylene diene rubber waterproof layer 6 outside mineral insulation are formed so that core has anti-
The features such as tensile strength is high, and elasticity and elongation percentage are big, and caking property, water-resistance and against weather are good, can with colod-application, service life compared with
It is long.
Then, the wrapped polyurethane water-proof film 7 outside cable core, extrudes non-woven fabrics 8, in non-woven fabrics peripheral hardware outside waterproofing membrane
There is inner sheath 9, be externally provided with outer ethylene propylene diene rubber waterproof layer 10 in inner sheath, it is wrapped poly- outside outer ethylene propylene diene rubber waterproof layer
Isobutene waterproofing membrane 11；Aluminium-plastic tape waterproof layer 12 is extruded outside polyisobutene waterproofing membrane, in aluminium-plastic tape waterproof
Layer braiding aluminium alloy armored band 13, aluminium sheath 14 is finally extruded outside aluminium alloy armored band, water-repellent paint is scribbled outside aluminium sheath
Afterwards further around bag polyurethane water-proof film 7, using the stop water of bilayer, protect aluminium sheath not by seawater erosion.
Described aluminium sheath be corrugated aluminum pipe, vertical aluminium foil, around aluminium foil, ripple aluminium-alloy pipe, vertical alclad Alloy Foil, around
One kind in alclad Alloy Foil, described separation sleeve are expansion flame retardant coating；New structure is simple, and corrugated aluminium is used by metallic sheath
Pipe etc., not only simplify technique and improve efficiency, and product cost is declined to a great extent, by separation sleeve using expansion fire resisting
Layer, the expanding layer foamed solidification under flame invasion and attack, forms thick barrier and has obstructed direct injection of the flame to aluminum pipe, not only aluminium
The integrality of pipe is preserved, and glass fiber tape heating temperature is improved to less than 1100 DEG C, makes glass fibre tape insulation
Stability be improved so that the high and low density of cable strength, high-temperature insulation are good, good heat-insulation effect.
Described mineral insulation is formed for magnesium oxide insulated material so that cable has fire resistance, explosion-proof, waterproof
Property, high mechanical strength, current-carrying capacity be big, service life length.
Described above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of this area
For member, on the premise of the utility model principle is not departed from, some variations and modifications can also be made, these also should be regarded as belonging to
In the scope of protection of the utility model.
Claims (4)
1. a kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable, including cable core, it is characterised in that：Described cable core by
Multifiber compound wire core is twisted, in the gap factice for filling of cable core；The wrapped polyurethane water-proof film outside cable core,
Non-woven fabrics is extruded outside waterproofing membrane, inner sheath is externally provided with non-woven fabrics, is externally provided with outer ethylene propylene diene rubber waterproof layer in inner sheath,
The wrapped polyisobutene waterproofing membrane outside outer ethylene propylene diene rubber waterproof layer；Extruded outside polyisobutene waterproofing membrane plastic-aluminum combined
Band waterproof layer, aluminium alloy armored band is woven in aluminium-plastic tape waterproof layer, finally extrudes aluminium sheath outside aluminium alloy armored band,
Scribble outside aluminium sheath after water-repellent paint further around bag polyurethane water-proof film.
2. mineral insulation aluminium sheath flexible optical fibre composite water-proof cable according to claim 1, it is characterised in that：Described
Optical fiber compound wire core is common by insulated wire cores, the fiber unit being twisted side by side with insulated wire cores and insulated wire cores and fiber unit
One layer of butyl rubber oversheath is extruded to form.
3. mineral insulation aluminium sheath flexible optical fibre composite water-proof cable according to claim 2, it is characterised in that：Described
Insulated wire cores are by aluminium alloy conductor, the mineral insulation being extruded in outside aluminum alloy copper conductor and overlapping wrapped in mineral insulation
Outer interior ethylene propylene diene rubber waterproof layer is formed.
4. mineral insulation aluminium sheath flexible optical fibre composite water-proof cable according to claim 3, it is characterised in that：Described
Mineral insulation is formed for magnesium oxide insulated material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720446800.5U CN206639643U (en) | 2017-04-26 | 2017-04-26 | A kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720446800.5U CN206639643U (en) | 2017-04-26 | 2017-04-26 | A kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206639643U true CN206639643U (en) | 2017-11-14 |
Family
ID=60245805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720446800.5U Expired - Fee Related CN206639643U (en) | 2017-04-26 | 2017-04-26 | A kind of mineral insulation aluminium sheath flexible optical fibre composite water-proof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206639643U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897108A (en) * | 2018-07-12 | 2018-11-27 | 安徽牡东通讯光缆有限公司 | A kind of outdoor optical cable |
| CN109445051A (en) * | 2018-12-26 | 2019-03-08 | 通鼎互联信息股份有限公司 | A kind of high fire-retardance mouse bite preventing central tube type optical cable |
| CN111443444A (en) * | 2020-03-19 | 2020-07-24 | 烽火通信科技股份有限公司 | Sensing communication composite optical cable and manufacturing method thereof |
-
2017
- 2017-04-26 CN CN201720446800.5U patent/CN206639643U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897108A (en) * | 2018-07-12 | 2018-11-27 | 安徽牡东通讯光缆有限公司 | A kind of outdoor optical cable |
| CN109445051A (en) * | 2018-12-26 | 2019-03-08 | 通鼎互联信息股份有限公司 | A kind of high fire-retardance mouse bite preventing central tube type optical cable |
| CN111443444A (en) * | 2020-03-19 | 2020-07-24 | 烽火通信科技股份有限公司 | Sensing communication composite optical cable and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 |