CN104157350A - Twisting-resistant tensile type movable-class cable - Google Patents
Twisting-resistant tensile type movable-class cable Download PDFInfo
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- CN104157350A CN104157350A CN201410423586.2A CN201410423586A CN104157350A CN 104157350 A CN104157350 A CN 104157350A CN 201410423586 A CN201410423586 A CN 201410423586A CN 104157350 A CN104157350 A CN 104157350A
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Abstract
The invention discloses a twisting-resistant tensile type movable-class cable which comprises a plurality of conductor cores. Each conductor core comprises conductors, a conductor isolation strip for wrapping the conductors and an insulating layer for wrapping the conductor isolation strip. The multiple conductor cores are arranged in parallel, fillers are arranged in arrangement gaps between the conductor cores, and a cable core is formed. The cable core is sequentially wrapped by a cable core isolation strip, an inner jacket, a fiber reinforced layer and an outer jacket from inside to outside. The twisting-resistant tensile type movable-class cable is suitable for the occasions that the cable is stretched and repeatedly twisted in the running process of movable electrical devices; in the running process, the conductors of the cable are not broken, the insulating layer of the cable is not damaged, and the cable core of the cable is not deformed; in this way, the cable safely and reliably runs, the service life of the cable is prolonged, and meanwhile safe running of the electrical devices is effectively protected.
Description
Technical field
The present invention relates to cable technology field, especially, relate to a kind of warp resistance tensile type and move class cable.
Background technology
450/750V in JB/T 8735 and GB/T 5013 General rubber sleeve cables and following mobile class rubber insulation and jacketed cable, be applicable to various movably electric equipments, electric tool, instrument and household appliance and be used as power line.Such cable adopts thin copper wire multiply bundle to close, be twisted into again after conductor (being generally the 5th kind of soft copper conductor), extrudes rubber insulation layer, after sulfuration, multicore twisted synthesizing cable, then extrude sheath, sulfuration forms.
At present, all kinds of mobile electric appliances equipment (playing heavy equipment, hoist engine etc. as track) in its use procedure, consider its work service requirement cable thisly back and forth stretching continually, distortion volume scratch process in the continuous core of conductor, the insulation of cable not damaged, do not play cage and encircle and sheath; Thereby make cable security, reliability service, and require cable durable in use.And existing rubber insulation and the jacketed cable service condition in this occasion frequently occur cable core break, cable core rise turn round with sheath wrinkling, finally often cable install operation useful life shorter, to scheduled time cable, with regard to breaking down, do not scrap.The main cause that occurs above-mentioned phenomenon is:
(1) conductor structure adopts the 5th kind of soft copper conductor, and for this type of use occasion, the flexibility of conductor is not enough.
(2) conductor direction of lay, the strand that strand type conductor adopts again direction of each layer of twisted wire when twisting is again contrary, it is contrary with contraction that the monofilament of conductor its conductor under stretching twisted state extends when flexural deformation, and the inner stress producing is inconsistent, thereby aggravated the generation of single wire fracture.
(3) lay ratio of bunch Ji Shu strand, multiple stranded conductor and cable core is large, and while stretching with distortion, deformation surplus is little, directly acts on the axial deformational stress of cable large, conductor easily occurs, cable core distortion is folding and disconnected core and damage in insulation.
(4) cable cover(ing) structure is single, this occasion relatively, and hot strength and torsional resistance are inadequate.
Summary of the invention
The object of the invention is to provide a kind of warp resistance tensile type to move class cable, to solve rubber insulation of the prior art and jacketed cable, is prone to cable core break, cable core and rises and turn round with sheath wrinklingly, finally causes cable short problem in useful life.
For achieving the above object, the invention provides a kind of warp resistance tensile type and move class cable, comprising: some cores, core comprises the insulating barrier of conductor isolation strip and the coating conductor isolation strip of conductor, coating conductor; Some cores are set up in parallel, and filler is set in its aligned gaps and forms cable core; On cable core, be coated with successively from inside to outside cable core isolation strip, inner sheath, fabric reinforcement and oversheath.
Further, conductor is that some strand bundles close structure; Conductor is that some strand bundles close structure, and its bundle closes lay ratio≤14.
Further, conductor is some strand Shu Hefu structures that tangle, and its bundle closes lay ratio≤18, twists again lay ratio≤11, outer field lay ratio≤9 of conductor; The twisted wire direction of the strand of conductor is with twisted wire direction is identical again.
Further, lay ratio≤12 of cable core.
Further, fabric reinforcement is axially distributed between inner sheath and oversheath along cable, and the spaced radial of adjacent fabric reinforcement is 3-8mm.
Further, insulating barrier is the insulating barrier of ethylene-propylene rubber material.
Further, inner sheath is CPE(Chlorinated Polyethylene, haloflex) inner sheath of material.
Further, fabric reinforcement is the fabric reinforcement of terylene or aramid fiber material.
Further, oversheath is the oversheath of CPE material.
The present invention has following beneficial effect:
This cable is applicable to mobile electrical equipment occasion under cable Tensile and reversed torsion effect in running, in running the continuous core of the conductor of cable, insulation is not damaged, cable core is indeformable; Thereby make cable security, reliability service, extend cable useful life, the safe operation of protective device equipment effectively simultaneously.
Accompanying drawing explanation
Below with reference to figure, the present invention is further detailed explanation.The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation that warp resistance tensile type of the present invention moves class cable preferred embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated.
Refer to Fig. 1, the preferred embodiments of the present invention provide a kind of warp resistance tensile type to move class cable, comprising: some cores, and core comprises the insulating barrier 3 of conductor isolation strip 2 and the coating conductor isolation strip 2 of conductor 1, coating conductor 1; Some cores are set up in parallel, and the first filler 4 and the second filler 5 composition cable cores are set in its aligned gaps; On cable core, be coated with successively from inside to outside cable core isolation strip 6, inner sheath 7, fabric reinforcement 8 and oversheath 9.Inner sheath 7, fabric reinforcement 8 combine with 9 three layers of oversheaths and form the compound sheath of cable, have good protective capacities, can protect conductor 1 and insulating barrier 3 injury-free.This cable is applicable to mobile electrical equipment occasion under cable Tensile and reversed torsion effect in running, in running the continuous core of the conductor of cable, insulation is not damaged, cable core is indeformable; Thereby make cable security, reliability service, extend cable useful life, the safe operation of protective device equipment effectively simultaneously.
Preferably, conductor is that some strand bundles close structure or the some strand Shu Hefu structure that tangles; For the direct Shu Hecheng conductor 1 of conductor material of small bore, for the conductor material of larger cross-section, want first Shu Hehou to be twisted into again conductor 1.Conductor 1 closes structure for some strand bundles, and its bundle closes lay ratio≤14; Any single line of every layer in twisted wire is all by certain strand controlling angle, around a center line, to make helical form strand to twist with the fingers.At one of twisted wire axis direction complete spiral pitch h, be called pitch length.The ratio of pitch length h and twisted wire outer diameter D, is called " lay ratio ".The size of lay ratio, is related to the size of tightness degree, twisted wire weight and the twisted wire resistance of twisted wire.Conductor 1 is some strand Shu Hefu structure that tangles, and its bundle closes lay ratio≤18, twists again lay ratio≤11, outer field lay ratio≤9 of conductor.Lay ratio≤12 of cable core.Conductor 1 adopts less and rational lay ratio with cable core, and when cable tensile strain and distortion, deformation surplus is large, directly acts on the axial deformational stress of cable little, and conductor 1, the folding not easily broken core of cable core distortion, insulating barrier 3 be cracky not.The twisted wire direction of the strand of conductor 1 is with twisted wire direction is identical again.Adopt this structure to have advantages of comparatively outstanding, each strand of conductor 1 of stranded formation,, the slipping property of each interlayer is good, can guarantee that the deformation that cable produces in crooked and twist process very easily recovers effectively.
Preferably, fabric reinforcement 8 is axially distributed between inner sheath 7 and oversheath 8 along cable, and the spaced radial of adjacent fabric reinforcement 8 is 3-8mm.Fabric reinforcement 8 is the fabric reinforcement of terylene or aramid fiber material.
Preferably, insulating barrier 3 is the insulating barrier of ethylene-propylene rubber material.Ethylene-propylene rubber has good water-resistance, and has good flexible nature.
Preferably, inner sheath 7 all adopts CPE(Chlorinated Polyethylene, haloflex with oversheath 9) material.CPE material has good weatherability, resistance to ozone, chemical-resistant resistance and ageing-resistant performance, there is good oil resistance, anti-flammability and tinctorial property, toughness good (still having pliability at-30 ℃), inner sheath 7 and oversheath 9 all adopt the CPE material can be to the cable core good protective action of getting up.
The warp resistance tensile type that this preferred embodiment provides moves class cable, and its specific implementation process is as follows:
In the present embodiment, the conductor 1 of cable adopts the 5th kind of annealed copper conductor, the wire drawing of conductor production process, annealing, bundle close, stranded several stages, the wire drawing of copper single line by completing on wire drawing machine, annealing completes on tubular annealing unit, the bundle of conductor 1 is combined on bunching machine and completes, and strand system completes the core of cable by stranded on cage stranding machine and wrapped conductor isolation strip 2.
The Insulation Material that insulating barrier 3 adopts second third or similar polymer is by squeezing that rubber connects sulphur unit extruded insulation material and through having vulcanized.
Core, the first filler 4 and the second filler 5 complete the stranded and wrapped cable core isolation strip 6 of the cable core of cable on cage strand formula cabler.
Inner sheath 7 adopts high strength, the fire-retardant CPE of high abrasion or suitable material, by connecting on sulphur unit and complete and extrude and vulcanize crowded rubber.
Fabric reinforcement 8 adopts high-intensity terylene or aramid fiber to restraint and be twisted into after thigh on bunching machine, squeezes outside when cover 9 extrudes and is axially distributed on inner sheath 7.
Oversheath 9 adopts with the high strength of inner sheath 7 performance similar compatibilities, the fire-retardant CPE of high abrasion or suitable material, by connecting on sulphur unit and complete and extrude and vulcanize crowded rubber.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect:
This cable is applicable to mobile electrical equipment occasion under cable Tensile and reversed torsion effect in running, in running the continuous core of the conductor of cable, insulation is not damaged, cable core is indeformable; Thereby make cable security, reliability service, extend cable useful life, the safe operation of protective device equipment effectively simultaneously.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention; For a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. warp resistance tensile type moves a class cable, it is characterized in that, comprising:
Some cores, described core comprises the insulating barrier of conductor isolation strip and the coated described conductor isolation strip of conductor, coated described conductor; Some described cores are set up in parallel, and filler is set in its aligned gaps and forms cable core; On described cable core, be coated with successively from inside to outside cable core isolation strip, inner sheath, fabric reinforcement and oversheath.
2. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described conductor is that some strand bundles close structure; Described conductor is that some strand bundles close structure, and its bundle closes lay ratio≤14.
3. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described conductor is some strand Shu Hefu structures that tangle, and its bundle closes lay ratio≤18, twists again lay ratio≤11, outer field lay ratio≤9 of described conductor; The twisted wire direction of the described strand of described conductor is identical with the described direction of twisted wire again.
4. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Lay ratio≤12 of described cable core.
5. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described fabric reinforcement is axially distributed between described inner sheath and described oversheath along described cable, and the spaced radial of adjacent described fabric reinforcement is 3-8mm.
6. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described insulating barrier is the insulating barrier of ethylene-propylene rubber material.
7. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described inner sheath is the inner sheath of CPE material.
8. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described fabric reinforcement is the fabric reinforcement of terylene or aramid fiber material.
9. warp resistance tensile type according to claim 1 moves class cable, it is characterized in that:
Described oversheath is the oversheath of CPE material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410423586.2A CN104157350A (en) | 2014-08-26 | 2014-08-26 | Twisting-resistant tensile type movable-class cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410423586.2A CN104157350A (en) | 2014-08-26 | 2014-08-26 | Twisting-resistant tensile type movable-class cable |
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| CN104157350A true CN104157350A (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410423586.2A Pending CN104157350A (en) | 2014-08-26 | 2014-08-26 | Twisting-resistant tensile type movable-class cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376922A (en) * | 2014-11-25 | 2015-02-25 | 四川明星电缆股份有限公司 | Manufacturing method of rubber jacketed flexible cables for shield tunneling machines |
| CN105448402A (en) * | 2015-12-15 | 2016-03-30 | 彭江莲 | High strength cable |
| CN110335713A (en) * | 2019-07-29 | 2019-10-15 | 上海飞航电线电缆有限公司 | A kind of servo cable |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201340753Y (en) * | 2009-01-14 | 2009-11-04 | 安徽五洲特种电缆集团有限公司 | Environmental-friendly locomotive vehicle cable for railway transportation |
| CN201576477U (en) * | 2009-10-26 | 2010-09-08 | 四川九洲线缆有限责任公司 | Trailing cable |
| CN201600943U (en) * | 2009-12-25 | 2010-10-06 | 安徽复兴电缆集团有限公司 | Bend-resistant tensile cab-tyre moving control cable |
| CN201751947U (en) * | 2010-06-30 | 2011-02-23 | 无锡市明珠电缆有限公司 | Flexible cable with rolling and scratching resistant and reinforced rubber sheath |
| CN201904112U (en) * | 2010-12-29 | 2011-07-20 | 江苏远洋东泽电缆股份有限公司 | Shore connection cable for ship |
| CN103745778A (en) * | 2014-01-14 | 2014-04-23 | 宜昌红旗永进电气有限公司 | Twisting-resistant and stretching-resistant mobile type cable and preparation method thereof |
| CN203659508U (en) * | 2014-01-14 | 2014-06-18 | 宜昌红旗永进电气有限公司 | Antitorque and tensile movable cable |
| CN204066819U (en) * | 2014-08-26 | 2014-12-31 | 江苏天地龙电缆有限公司 | Warp resistance tensile type moves class cable |
-
2014
- 2014-08-26 CN CN201410423586.2A patent/CN104157350A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201340753Y (en) * | 2009-01-14 | 2009-11-04 | 安徽五洲特种电缆集团有限公司 | Environmental-friendly locomotive vehicle cable for railway transportation |
| CN201576477U (en) * | 2009-10-26 | 2010-09-08 | 四川九洲线缆有限责任公司 | Trailing cable |
| CN201600943U (en) * | 2009-12-25 | 2010-10-06 | 安徽复兴电缆集团有限公司 | Bend-resistant tensile cab-tyre moving control cable |
| CN201751947U (en) * | 2010-06-30 | 2011-02-23 | 无锡市明珠电缆有限公司 | Flexible cable with rolling and scratching resistant and reinforced rubber sheath |
| CN201904112U (en) * | 2010-12-29 | 2011-07-20 | 江苏远洋东泽电缆股份有限公司 | Shore connection cable for ship |
| CN103745778A (en) * | 2014-01-14 | 2014-04-23 | 宜昌红旗永进电气有限公司 | Twisting-resistant and stretching-resistant mobile type cable and preparation method thereof |
| CN203659508U (en) * | 2014-01-14 | 2014-06-18 | 宜昌红旗永进电气有限公司 | Antitorque and tensile movable cable |
| CN204066819U (en) * | 2014-08-26 | 2014-12-31 | 江苏天地龙电缆有限公司 | Warp resistance tensile type moves class cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376922A (en) * | 2014-11-25 | 2015-02-25 | 四川明星电缆股份有限公司 | Manufacturing method of rubber jacketed flexible cables for shield tunneling machines |
| CN105448402A (en) * | 2015-12-15 | 2016-03-30 | 彭江莲 | High strength cable |
| CN110335713A (en) * | 2019-07-29 | 2019-10-15 | 上海飞航电线电缆有限公司 | A kind of servo cable |
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Application publication date: 20141119 |