CN209708698U - A kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable - Google Patents
A kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable Download PDFInfo
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- CN209708698U CN209708698U CN201920607068.4U CN201920607068U CN209708698U CN 209708698 U CN209708698 U CN 209708698U CN 201920607068 U CN201920607068 U CN 201920607068U CN 209708698 U CN209708698 U CN 209708698U
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- polyvinyl chloride
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- waterproof
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- tape armouring
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Abstract
The utility model discloses a kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cables, including cable core, the cable core is twisted by a plurality of insulated core, in the netted split fibre gasket for packing of the gap filled polypropylene of cable core, wrapped semi-conductive buffer water-blocking band is overlapped outside cable core, thermoplastic elastomer (TPE) is extruded outside semi-conductive buffer water-blocking band, in thermoplastic elastic wrapped waterproof Polypropylene in vitro, steel-tape armouring layer is woven outside waterproof Polypropylene, pass through waterproof adhesive tape bonding waterproof composite layer outside steel-tape armouring layer, polyvinyl chloride oversheath is extruded outside waterproof composite layer, and waterproof composite film is bonded by waterproof adhesive tape in polyvinyl chloride oversheath outer surface.The utility model has high-tensile, high resiliency, ageing-resistant, oil resistivity, good shock resistance, anti-fatigue performance, powerful block-water performance and corrosion resistance.
Description
Technical field
The utility model relates to wire and cable fields, and in particular to a kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride shield
Cover power cable.
Background technique
There are wind energy resources abundant and wide flat region in China sea, and close apart from power load center, makes
Obtaining coastal waters wind generating technology becomes the hot spot studied and applied recently.Since seabed natural environment is severe and its unpredictable
Property, offshore wind farm is designing technique, the biggish cable kind of manufacturing technology difficulty with submarine cable.Shallow water cable does not require nothing more than anti-
Properties, also more demanding electrical insulation properties and the very high safety such as water, corrosion-resistant, resistance to mechanical drawing and external collision
Reliability, especially long length sea cable are even more to propose great challenge to the manufacturing capacity and technical level of current cable industry.
Shallow sea is widely used between continent and island, island and island with cable and passes through the power transmission of rivers lakebed.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 will all show huge demand to shallow water cable.Due to the particular surroundings of bottom of shallow sea application, cable is needed to have
Have different conductive sections, different mechanical strengths, anti-seawater leakage with corrosion etc. architectural characteristics, and using adapt to intertidal zone,
The different construction method such as subtidal zone, to meet the specific demand of Wind Power Generation Industry.
Utility model content
In order to overcome the deficiencies in the prior art, a kind of waterproof with super strength, corrosion resistance polychlorostyrene second are provided
The insulated steel band armored polyvinyl chloride boot power cable of alkene.
To achieve the above object, the utility model provides a kind of polyvinyl chloride insulation steel-tape armouring pvc sheath electric power
Cable, including cable core, the cable core are twisted by a plurality of insulated core, are torn the gap filled polypropylene of cable core is netted
Fiber gasket for packing is split, wrapped semi-conductive buffer water-blocking band is overlapped outside cable core, thermoplasticity is extruded outside semi-conductive buffer water-blocking band
Elastomer weaves steel-tape armouring layer, in steel-tape armouring in thermoplastic elastic wrapped waterproof Polypropylene in vitro outside waterproof Polypropylene
Layer is outer to be bonded waterproof composite layer by waterproof adhesive tape, polyvinyl chloride oversheath is extruded outside waterproof composite layer, and in polychlorostyrene second
Alkene oversheath outer surface is bonded waterproof composite film by waterproof adhesive tape.
Preferably, insulated wire cores conductor as made of graphene plated film soft copper silk bundle strand, be arranged in outside conductor
Water blocking yarn, the polyvinyl chloride insulation layer being extruded in outside water blocking yarn and the polyurethane water-proof being arranged in outside polyvinyl chloride insulation layer are thin
Film is constituted.
Preferably, the semi-conductive buffer water-blocking band is overlapped wrapped overlap rate not less than 90%.
Preferably, the waterproof composite layer is by bonding shape with protective material in thermoplasticity after aluminium-plastic tape longitudinal wrap bonding
At.
Preferably, the waterproof adhesive tape includes epoxy resin substrate layer, adhesive-layer and PET strip layer；The epoxy
Resin substrate layer both side surface is coated with adhesive-layer, and the PET strip layer is covered on the adhesive-layer side.
Preferably, the adhesive-layer is polypropylene acetic acid pressure sensitive adhesive or UV solidified pressure-sensitive.
Preferably, the waterproof composite film includes pore type polyurethane film, polytetrafluoroethylene film, the pore type
It is bonded between polyurethane film, polytetrafluoroethylene film by adhesive layer.
Compared with prior art, the utility model has the beneficial effects that:
The graphene plating more excellent than common plated film copper wire using electric conductivity and mechanical strength of the utility model electric wire
Film copper wire can reduce cross-sectional area of conductor when transmitting identical conduction capacity load, so that the utility model is increasing by one layer
In the case where insulating layer, wire cross-sectional will not be made to increase too many；Overall structure uses multilayer material water-proof material, so that cable has
There is very strong water stop function, the oxidation for causing conductor, corrosion will not be immersed because of moisture, to influence the electrical property of cable, very
To being abnormal line-outage contingency；The waterproof composite layer is by bonding after aluminium-plastic tape longitudinal wrap bonding with protective material in thermoplasticity
It is formed, is radially penetrated into this way, can effectively block moisture by the radial waterproof layer being made of above-mentioned material from cable
Into insulated wire cores, to greatly increase the waterproofness of radial waterproof layer；The wrapped polyurethane water-proof of insulated wire cores outer layer is thin
The features such as film, tensile strength is high so that insulated wire cores have, and elasticity and elongation percentage are big, and caking property, water-resistance and against weather are good,
Can be colod-application, service life is longer, water blocking yarn have high-hydroscopicity, can absorb hundreds times or thousands of times of own wt nothing from
Sub- water；High-expansion, the high hydroscopic resin gelinite volume after water suction expand hundreds times immediately；It is multiple that waterproof is posted in jacket surface
Film is closed, so that cable has high intensity, do not absorb water, wear-resisting property, while improving heat resistance；
The cable combination of inner and outside designs multilayer flashing layer, so that the waterproof performance of cable is water-proof cable in the prior art
Hundred times, waterproof with super strength, corrosion resistance, are nearly all not achieved the waterproofness of this cable currently on the market.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model waterproof adhesive tape；
Fig. 3 is the structural schematic diagram of the utility model waterproof composite film.
Specific embodiment
In the following with reference to the drawings and specific embodiments, 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 having read the utility model, art technology
Personnel fall within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.
As shown in Figure 1, the utility model provides a kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable,
Including cable core, the cable core is twisted by a plurality of insulated core, and the insulated wire cores are by graphene plated film soft copper tow
Conductor 1 made of strand, the water blocking yarn 2 being arranged in outside conductor, the polyvinyl chloride insulation layer 3 being extruded in outside water blocking yarn and setting exist
Polyurethane water-proof film 4 outside polyvinyl chloride insulation layer is constituted；Conductor is using electric conductivity and mechanical strength than common plated film
Copper wire wants excellent graphene plated film copper wire, when transmitting identical conduction capacity load, can reduce cross-sectional area of conductor, so that
The utility model will not be such that wire cross-sectional increases too many in the case where increasing by a layer insulating；
In the netted split fibre gasket for packing 5 of the gap filled polypropylene of cable core, it is slow that wrapped semiconductive is overlapped outside cable core
Waterstop 6 is rushed, overlap rate is not less than 90%；Thermoplastic elastomer (TPE) 7 is extruded outside semi-conductive buffer water-blocking band, substantially increases electricity
The high resiliency of cable, ageing-resistant, oil resistivity, good shock resistance and anti-fatigue performance；In thermoplastic elastic wrapped waterproof polypropylene fibre in vitro
Cloth 8, double-faced waterproofing further increase the waterproof performance of cable, steel-tape armouring layer 9 are woven outside waterproof Polypropylene, in steel band armour
Pass through waterproof adhesive tape 10 outside dress layer and be bonded waterproof composite layer 11, polyvinyl chloride oversheath 12 is extruded outside waterproof composite layer, and
Waterproof composite film 13 is bonded by waterproof adhesive tape 10 in polyvinyl chloride oversheath outer surface so that cable have it is high-intensitive, no
Water suction, wear-resisting property, while improving heat resistance；
Wherein, the waterproof composite layer is formed by bonding after aluminium-plastic tape longitudinal wrap bonding with protective material in thermoplasticity,
In this way, can effectively block moisture by the radial waterproof layer being made of above-mentioned material radially penetrates into insulation from cable
In core, to greatly increase the waterproofness of radial waterproof layer.
As shown in Fig. 2, the waterproof adhesive tape 10 includes epoxy resin substrate layer 101, adhesive-layer 102 and PET strip layer
103；The epoxy resin substrate layer both side surface is coated with adhesive-layer, and adhesive-layer is that polypropylene acetic acid pressure sensitive adhesive or UV solidify
Pressure sensitive adhesive；One side bonds PET strip layer 103 of epoxy resin substrate layer, the other side is for being bonded waterproof composite layer, so that cable is very
Effectively reach ultra high density, reduce the cost of cable preparation, simplified the production stage of cable, substantially increases production effect
Rate；
As shown in figure 3, the waterproof composite film 13 includes pore type polyurethane film 131, polytetrafluoroethylene film
132, it is bonded between the pore type polyurethane film, polytetrafluoroethylene film by adhesive layer 133, is improving external prevention
While rainwater performance, again, since this two-component thin-film material has a large amount of uniform holes, and oil is refused with hydrophilic
The microvoid polyurethane resin layer of type greatly reduce the poly- ammonia of residual to be more advantageous to the discharge for carrying out the water vapour in cable
The moisture content of ester film layer surface, while the cold tolerance of cable is also improved, reachable -200 DEG C are resisted cold hereinafter, heat-resisting can
Up to+200 DEG C, and protect cable jacket crack resistence.
The above is only the preferred embodiment of the utility model, it is noted that for the ordinary skill people of this field
For member, without departing from the principle of this utility model, several variations and modifications can also be made, these also should be regarded as belonging to
In the protection scope of the utility model.
Claims (7)
1. a kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable, including cable core, the cable core is by more
Insulated wire cores are twisted, it is characterised in that: in the netted split fibre gasket for packing of the gap filled polypropylene of cable core, in cable core
The outer wrapped semi-conductive buffer water-blocking band of overlapping, extrudes thermoplastic elastomer (TPE), in thermoplastic elastic outside semi-conductive buffer water-blocking band
External wrapped waterproof Polypropylene, steel-tape armouring layer is woven outside waterproof Polypropylene, passes through waterproof adhesive tape outside steel-tape armouring layer
It is bonded waterproof composite layer, polyvinyl chloride oversheath is extruded outside waterproof composite layer, and pass through in polyvinyl chloride oversheath outer surface
Waterproof adhesive tape is bonded waterproof composite film.
2. polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable according to claim 1, it is characterised in that:
Insulated wire cores conductor as made of graphene plated film soft copper silk bundle strand, is extruded in resistance at the water blocking yarn being arranged in outside conductor
Polyvinyl chloride insulation layer outside water yarn and the polyurethane water-proof film being arranged in outside polyvinyl chloride insulation layer are constituted.
3. polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable according to claim 1, it is characterised in that:
The semi-conductive buffer water-blocking band is overlapped wrapped overlap rate not less than 90%.
4. polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable according to claim 1, it is characterised in that:
The waterproof composite layer is formed by bonding after aluminium-plastic tape longitudinal wrap bonding with protective material in thermoplasticity.
5. polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable according to claim 1, it is characterised in that:
The waterproof adhesive tape includes epoxy resin substrate layer, adhesive-layer and PET strip layer；The epoxy resin substrate layer two sides table
Face is coated with adhesive-layer, and the PET strip layer is covered on the adhesive-layer side.
6. polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable according to claim 5, it is characterised in that:
The adhesive-layer is polypropylene acetic acid pressure sensitive adhesive or UV solidified pressure-sensitive.
7. polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable according to claim 1, it is characterised in that:
The waterproof composite film includes pore type polyurethane film, polytetrafluoroethylene film, the pore type polyurethane film, poly- four
It is bonded between fluoroethylene film by adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920607068.4U CN209708698U (en) | 2019-04-29 | 2019-04-29 | A kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920607068.4U CN209708698U (en) | 2019-04-29 | 2019-04-29 | A kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable |
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| CN209708698U true CN209708698U (en) | 2019-11-29 |
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| CN201920607068.4U Active CN209708698U (en) | 2019-04-29 | 2019-04-29 | A kind of polyvinyl chloride insulation steel-tape armouring polyvinyl chloride boot power cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114360793A (en) * | 2021-12-29 | 2022-04-15 | 海盐爱德森特种线缆有限公司 | Waterproof cable and production process thereof |
-
2019
- 2019-04-29 CN CN201920607068.4U patent/CN209708698U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114360793A (en) * | 2021-12-29 | 2022-04-15 | 海盐爱德森特种线缆有限公司 | Waterproof cable and production process thereof |
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