CN202422789U - Environment-friendly nano composite high-polymer control cable - Google Patents
Environment-friendly nano composite high-polymer control cable Download PDFInfo
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- CN202422789U CN202422789U CN 201220048761 CN201220048761U CN202422789U CN 202422789 U CN202422789 U CN 202422789U CN 201220048761 CN201220048761 CN 201220048761 CN 201220048761 U CN201220048761 U CN 201220048761U CN 202422789 U CN202422789 U CN 202422789U
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Abstract
The utility model discloses an environment-friendly nano composite high-polymer control cable. The environment-friendly nano composite high-polymer control cable comprises a cable core which is formed by twisting a plurality of insulated wire cores, wherein a packing layer is arranged in a gap of the cable core; each insulated wire core consists of a conductor, an inner mica tape flame retardant layer and an insulating layer from inside to outside; the insulating layer is a polyethylene montmorillonite nano composite insulating layer; and a water blocking polyester belt, a wrapping belt layer, an outer mica tape flame retardant layer, an oxygen isolating waterproof layer, a galvanized steel strip armored layer and a jacket layer are arranged outside the cable core and the packing layer in sequence. The environment-friendly nano composite high-polymer control cable has high environmental protection performance, generates less smog and cannot generate harmful halogen acid gases when being burnt, and has outstanding ant and rat preventing performance, excellent flame resistance and radial and axial water blocking performance and high strength.
Description
Technical field:
The utility model relates to a kind of environment friendly nano composite high polymer control cable.
Background technology:
Conventional electric wire is quite serious pollutant sources, and it can produce public hazards such as a large amount of dioxin, lead, halogen when manufacturing, use and waste treatment.In recent years; Europe, the U.S. and Japan attach great importance to the relevant public hazards of electric wire; Its government not only carries out strict control to the emission in the cables manufacturing process; And the processing of scrapping cable implemented comprehensive monitoring, and force traditional cable manufacturer to use the material of compliance with environmental protection requirements to replace traditional material, make environment friendly nano composite high polymer cable or so-called " clean type cable ".
At present; The cable of selling on the market has low smoke and zero halogen control cable, anti-ant or protection against rodents control cable, waterproof control cable, fire-retardant control cable, fireproof control cable, flame-retardant control cable etc.; The main security performance of these cables is dull, and can not adapt to has two and above security performance needs; The public arena that personnel such as light rail subway, nuclear industry, airport, station, offshore platform, hospital, office building relatively concentrate and the important area of industrial and mining enterprises require cable to have high environmental-protecting performance and high-intensity performance; These zones also are the places that termite or mouse wreak havoc simultaneously; Require cable to have anti-ant mouse performance; The place that personnel concentrate also requires when breaking out of fire cable can guarantee operation a period of time; The personnel of assurance have enough time escapes; More or less have water or steam to exist in the cable passage in above-mentioned place, require cable that good block-water performance and high-intensity performance are arranged, the cable with single security performance that is applied to above-mentioned place thus can not guarantee safe operation.
Summary of the invention:
For overcoming the defective of prior art; The purpose of the utility model is to provide a kind of environment friendly nano composite high polymer control cable, and it produces less smog and does not produce harmful halogen acid gas, outstanding anti-ant mouse performance, good flame-retardant performance, the axial block-water performance in footpath and high-intensity performance when possessing high environmental-protecting performance, burning.
The utility model technical solution problem adopts following technical scheme:
The environment friendly nano composite high polymer control cable; Be twisted into cable conductor by many insulated core; Be provided with packed layer in said cable core gap; Said insulated wire cores from-inner-to-outer is made up of conductor, interior mica tape flame retardant coating and insulating barrier, and said insulating barrier is a polyethylene montmorillonite-based nano composite insulation layer, outside said cable core and packed layer, is provided with the polyester belt that blocks water, belting layer, outer mica tape flame retardant coating, oxygen barrier watertight composition, galvanized steel strip armour and restrictive coating successively.
The design feature of the utility model also is:
Mica tape flame retardant coating and outer mica tape flame retardant coating all adopt synthetic fluorophlogopite belt in said.
Said packed layer adopts the polyester yarn that blocks water.
Said belting layer adopts the alkali-free glass fibre band.
Said restrictive coating is the polyolefin oversheath.
Compared with present technology, the beneficial effect of the utility model is embodied in:
Conductor adopts the 5th type tin-coated copper core conductor, can prevent the corrosion of moisture content and other harmful substance; Insulating material adopts polyethylene montmorillonite-based nano polyblend insulating barrier, and this material not only has the superior electrical property of polyethylene, and compares with common polythene; Its mechanical performance is improved greatly; Especially tensile strength is several times of common polythene, and the environmental stress resistance performance of this material also improves a lot in addition, and common polythene material environmental stress resistance performance is poor; The insulation cracking phenomena in use appears easily; But the environmental stress resistance performance of this new material obtains very big improvement, has avoided cable the phenomenon that insulate and ftracture, the useful life of having improved cable greatly in use to occur; Packed layer and Halogen belting layer adopt block water polyester yarn and alkali-free glass fibre band respectively, and its capacity surpasses 50ml/g, prevent that effectively moisture from immersing; Flame retardant coating adopts synthetic fluorophologopite carrying material, and it does not contain the crystallization water, has good resistance to elevated temperatures and flame resistance ability, and fusing point is 1375 ℃, can make cable reach the fire-resistant level of A level (950~1000 ℃); The oxygen barrier watertight composition adopts the low smoke halogen-free flame-retardant polyolefin of high oxygen index, and this material oxygen barrier index reaches 40%, and has humidity resistance; Armour adopts double-deck zinc-plated steel-tape armouring; This material has high corrosion resistance; Compare its corrosion resistance with common plating lacquer steel band and improve greatly, the mechanical resistance pulling force and the compressive resistance of steel band are also higher, can bear the mechanical force that comes from the outside in the cable use; This material has also been avoided the magnetic hysteresis loss that cable in use produces in addition, has improved the bearing capacity of cable; Restrictive coating adopts the anti-ant mouse polyolefine material of resistant environmental low-smoke halogen-free flame; This material adopts the termite-resistant rodent-resistant repellant that from multiple natural plants, extracts; After repeatedly compound, add in the cable sheath material, make cable jacket contain a kind of specific peculiar smell, detest and reject contact because of its sense of smell is upset behind the mouse ant class animal contact cable; Also can send impalpable information and produce population effect simultaneously, thereby reach the purpose that the protection cable is not destroyed by the mouse ant to colony.Smoke density was very low when the utility model product had burning; Non-corrosiveness gas is overflowed; Do not produce harmful halogen acid gas yet; Termite-proof and mouse bites; Possess simultaneously the footpath axially waterproof, high flame retardant and fire-resistant, insulation mechanical strength height and multiple performance such as the environmental stress resistance performance is strong and the little bearing capacity of cable loss is strong have in public arena that personnel relatively concentrate and the environmental-protecting performance of the cable that important area uses of industrial and mining enterprises in the special cable of one, can be widely used in nuclear power station, subway station, telephone exchange and computer controlling center, skyscraper building, hotel, TV and Radio Service, hospital, office building, important military installations, oil platform etc.; And the concentrated place of personnel, also be widely used in China temperate zone and subtropical zone many mouse ant area.In a word, this utility model product be a kind of with environmental protection, block water, ant-proof mouse-proof, fire-retardant, fire-resistant, new product that security performance is integrated in one such as mechanical strength is high, bearing capacity is strong, vast market prospect is arranged.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Label among the figure: 1 conductor, mica tape flame retardant coatings in 2,3 insulating barriers, 4 packed layers, 5 polyester belts that block water, 6 belting layers, 7 outer mica tape flame retardant coatings, 8 oxygen barrier watertight compositions, 9 galvanized steel strip armours, 10 restrictive coatings.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment:
Embodiment: shown in Figure 1, conductor 1 adopts the soft tinned copper wire of multiply of the 5th class formation to be twisted into conductor wire core, and conductor production is through following step: wire drawing-annealing is zinc-plated-and synnema-(multiple strand), the form that conductor adopts bundle to twist, the cross section is at 6mm
2Following conductor adopts the synnema form, and the cross section is at 6mm
2And above conductor, because the cross section is big, conductor monofilament radical is too many, behind synnema, also will carry out multiple strand, wherein 1mm
2With monofilament maximum gauge in the lower conductor is 0.21mm, 1.5-2.5mm
2The monofilament maximum gauge is 0.26mm in the conductor, 4-6mm
2The monofilament maximum gauge is 0.31mm in the conductor, 10mm
2The monofilament maximum gauge is 0.41mm in the conductor, for the cross section at 6mm
2And above conductor, because the cross section is big, conductor monofilament radical is too many, behind synnema, also will carry out multiple strand production.Mica tape flame retardant coating 2 in the synthetic wrapped formation of fluorophlogopite belt at first at the overlapping wrapped two-layer mica tape of conductive surface, all adopts overlapping wrapped; The rate of putting up is controlled between 20~30%, and insulating barrier 3 adopts polyethylene montmorillonite-based nano polyblend Insulation Material, and its production process is produced completion on the SJ65 plastic extruding machine; Adopt tubular molding tool to extrude, and different, body temperature is controlled at 180 ± 10 ℃ to its extrusion temperature according to the difference of warm area; Head temperature is controlled at 200 ± 5 ℃; Die temperature is controlled at 190 ± 5 ℃, can carry out suitable adjustment according to extrusion equipment and material different, differs 5~10 ℃ in winter and summer.Block water polyester yarn packed layer 4 and block water polyester belt 5 and alkali-free glass glass fibre belt belting layer 6 guarantees water preventing ability, anti-flammability and the roundness of cables.The mode that oxygen barrier watertight composition 8 adopts the high flame resistance, low smoke halogen-free polyolefin to extrude is produced, and its extrusion way is for squeezing tubular type.Galvanized steel strip armour 9 adopts the wrapped mode of clad steel band gap, realizes this process through tape armouring machine, and the steel band gap should be not more than 50% of bandwidth.Restrictive coating 10 adopts low-smoke non-halogen flame-retardant protection against rodents ant polyolefin jacket layer; Also adopt tubular molding tool to extrude, and different, body temperature is controlled at 115 ± 10 ℃ to extrusion temperature according to the difference of warm area; Head temperature is controlled at 140 ± 10 ℃; Die temperature is controlled at 130 ± 5 ℃, can carry out suitable adjustment according to extrusion equipment and material different, differs 5~10 ℃ in winter and summer.Production equipment can adopt different sheath extruders to produce according to the size of the outside diameter of cable: the use SJ90 extruder of external diameter below 35mm, the use SJ120 extruder of external diameter more than 35mm.
Claims (5)
1. environment friendly nano composite high polymer control cable; Be twisted into cable conductor by many insulated core; Be provided with packed layer (4) in said cable core gap; Said insulated wire cores from-inner-to-outer is made up of conductor (1), interior mica tape flame retardant coating (2) and insulating barrier (3); It is characterized in that said insulating barrier (3) is a polyethylene montmorillonite-based nano composite insulation layer, outside said cable core and packed layer (4), be provided with the polyester belt that blocks water (5), belting layer (6), outer mica tape flame retardant coating (7), oxygen barrier watertight composition (8), galvanized steel strip armour (9) and restrictive coating (10) successively.
2. environment friendly nano composite high polymer control cable according to claim 1 is characterized in that, said interior mica tape flame retardant coating (2) and outer mica tape flame retardant coating (7) all adopt synthetic fluorophlogopite belt.
3. environment friendly nano composite high polymer control cable according to claim 1 is characterized in that, said packed layer (4) adopts the polyester yarn that blocks water.
4. environment friendly nano composite high polymer control cable according to claim 1 is characterized in that, said belting layer (6) adopts the alkali-free glass fibre band.
5. environment friendly nano composite high polymer control cable according to claim 1 is characterized in that, said restrictive coating (10) is the polyolefin oversheath.
Priority Applications (1)
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CN 201220048761 CN202422789U (en) | 2012-02-15 | 2012-02-15 | Environment-friendly nano composite high-polymer control cable |
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CN 201220048761 CN202422789U (en) | 2012-02-15 | 2012-02-15 | Environment-friendly nano composite high-polymer control cable |
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CN 201220048761 Expired - Fee Related CN202422789U (en) | 2012-02-15 | 2012-02-15 | Environment-friendly nano composite high-polymer control cable |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102543273A (en) * | 2012-02-15 | 2012-07-04 | 安徽华星电缆集团有限公司 | Environment-friendly nano-composite high polymer control cable |
CN103600482A (en) * | 2013-11-29 | 2014-02-26 | 白银有色集团股份有限公司 | Pipe extrusion-type mold and method for preparing special-shaped conductor cable by pipe extrusion-type mold |
CN103903667A (en) * | 2014-03-06 | 2014-07-02 | 安徽华星电缆集团有限公司 | Flame-retardant aluminum conductor cable |
CN105895240A (en) * | 2014-12-25 | 2016-08-24 | 广东南缆电缆有限公司 | High-temperature-resistant flexible mineral-insulated fireproof cable |
CN105895238A (en) * | 2014-10-16 | 2016-08-24 | 广东南缆电缆有限公司 | Flexible composite mineral high-insulation fireproof cable |
CN109065245A (en) * | 2018-08-02 | 2018-12-21 | 安徽扬子线缆有限公司 | A kind of environment-friendly cable and its processing method |
-
2012
- 2012-02-15 CN CN 201220048761 patent/CN202422789U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102543273A (en) * | 2012-02-15 | 2012-07-04 | 安徽华星电缆集团有限公司 | Environment-friendly nano-composite high polymer control cable |
CN103600482A (en) * | 2013-11-29 | 2014-02-26 | 白银有色集团股份有限公司 | Pipe extrusion-type mold and method for preparing special-shaped conductor cable by pipe extrusion-type mold |
CN103903667A (en) * | 2014-03-06 | 2014-07-02 | 安徽华星电缆集团有限公司 | Flame-retardant aluminum conductor cable |
CN105895238A (en) * | 2014-10-16 | 2016-08-24 | 广东南缆电缆有限公司 | Flexible composite mineral high-insulation fireproof cable |
CN105895240A (en) * | 2014-12-25 | 2016-08-24 | 广东南缆电缆有限公司 | High-temperature-resistant flexible mineral-insulated fireproof cable |
CN109065245A (en) * | 2018-08-02 | 2018-12-21 | 安徽扬子线缆有限公司 | A kind of environment-friendly cable and its processing method |
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C14 | Grant of patent or utility model | ||
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: 20120905 Termination date: 20180215 |