CN204991277U - Wisdom energy EMUs are with standard wall cable - Google Patents
Wisdom energy EMUs are with standard wall cable Download PDFInfo
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- CN204991277U CN204991277U CN201520758026.2U CN201520758026U CN204991277U CN 204991277 U CN204991277 U CN 204991277U CN 201520758026 U CN201520758026 U CN 201520758026U CN 204991277 U CN204991277 U CN 204991277U
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Abstract
The utility model discloses a wisdom energy EMUs are with standard wall cable is by interior in proper order for strengthening cable core, cable core, limit gap filling, semiconduction around band, copper wire shielding, composite aluminium -plastic tape and sheath outside to, the cable core includes 3 power cable cores and 1 neutral cable core, gap filling material in limit is the rope made of hemp, fills in the first limit gap filling between power cable core and the power cable core and 2 second limit gap fillings of filling between power cable core and neutral cable core including 2. The utility model discloses the cable has provided the formula of the radical of limit gap filling, the refined calculation of limit gap filling process, and the effectual rounding degree that has improved the cable, cable adopt the effectual anti signal interference ability that has improved the cable of mode of copper wire shielding and composite aluminium -plastic tape combination, consequently the utility model discloses a cable structure is compact, the outward appearance rounding, and tensile strength is excellent, anti signal interference ability reinforce, the outside diameter of cable is little, and the performance satisfies whole requirements of EN50264.
Description
Technical field
The utility model relates to locomotive cable field, refers in particular to a kind of wisdom energy motor train unit standard wall cable.
Background technology
Motor train unit technology develop rapidly in recent years, intra-locomotive equipment also becomes increasingly complex, thus also more and more higher to the requirement of cable.Motor train unit all can cause cable under tension or swing in the vibrations of running or acceleration and deceleration process, cable core is easily caused to rupture and cause decline useful life, therefore need to improve the construction of cable, the center therefore during stranding adopts steel wire to fill with the pulling force improving cable; Motor train unit electric equipment becomes increasingly complex, thus the number of cables needed is also more, easily occurs signal disturbing between cable, therefore adopts brass wire shielding and the wrapped mode of aluminium-plastic tape to improve the antijamming capability of cable.Should fill full during cable cabling, the rope made of hemp that therefore opposite side gap is filled will calculate accurately, thus ensures cable rounding, can save sheath material simultaneously.Motor train unit standard wall cable is used for the connecting of motor train unit inside, and has very high requirement to the tension of cable, roundness, oil resistant, cold-resistant, high temperature resistant and antinoise signal interference performance etc.
Utility model content
The purpose of this utility model is to provide a kind of wisdom energy motor train unit standard wall cable.
The technical scheme realizing the utility model object is a kind of wisdom energy motor train unit standard wall cable, is followed successively by from inside to outside and strengthens cable core, cable core, the filling of limit gap, semiconductive twining package tape, brass wire shielding, aluminium-plastic tape and sheath; Described cable core comprises 3 power cable cores and 1 neutral cable core; Described limit gap packing material is the rope made of hemp, comprises 2 Second Edge gaps that the first limit gap is filled and 2 are filled between power cable core and neutral cable core be filled between power cable core and power cable core and fills; In described first limit gap filling, the computing formula of each gap rope made of hemp radical is: N
dd=(0.7762-0.6693 × (D/d)+0.3775 × (D/d) ^2-0.0956 × (D/d) ^3) × 0.7854 × D^2/ (0.7854*2*d
cotton* d
cotton), D is the external diameter of power cable core, and d is the external diameter of neutral cable core, d
cottonfor the external diameter of the rope made of hemp; In described Second Edge gap filling, the computing formula of each gap rope made of hemp radical is: N
dz=(-0.0127+0.2132 × (D/d)+0.1883 × (D/d) ^2) × 0.7854 × D^2/ (0.7854*2*d
cotton* d
cotton), D is the external diameter of power cable core, and d is the external diameter of neutral cable core, d
cottonfor the external diameter of the rope made of hemp.
Described reinforcement cable core comprises braided wires, polyester belt and inner sheath successively outside interior.
Described power cable core comprises power cable core tinned copper conductor and the insulation of power cable core; Described neutral cable core comprises neutral cable core tinned copper conductor and neutral cable core insulation.
The area that described first limit gap is filled is 63mm
2, the radical of filling the rope made of hemp is 35, and the external diameter of every root rope made of hemp is 1.0mm; The area that described Second Edge gap is filled is 35mm
2, the radical of filling the rope made of hemp is 20, and the external diameter of every root rope made of hemp is 1.0mm.
The radical of described braided wires is 7, and every rhizoid footpath is 0.30mm, adopts the structure of the peripheral six roots of sensation steel wire of one, center steel wire; The thickness of described polyester belt is 0.07mm, and width is 12mm, and the rate of putting up is 20% ~ 30%; The thickness of described inner sheath is 1.0mm; The sectional area of described power cable core tinned copper conductor is 50mm
2, the radical of tin-coated copper wire is 396, and string diameter is 0.40mm; Described power cable core insulation thickness is 1.5mm; The sectional area of described neutral cable core tinned copper conductor is 25mm
2, the radical of tin-coated copper wire is 196, and string diameter is 0.40mm; The thickness of described neutral cable core insulation is 1.5mm; The thickness of described semiconductive twining package tape is 0.10mm, and width is 15mm, and the rate of putting up is 20% ~ 30%; Described brass wire shielding is tinned copper wire braiding, and count is 80%, and copper wire string diameter is 0.30mm, and number of spindles is 32, and every ingot radical is 8, and pitch is not more than 95mm; Described aluminium-plastic tape is simultaneously for aluminium foil another side is polyester, and thickness is 0.15mm, and width is 15mm, and the rate of putting up is 40% ~ 50%; Described jacket thickness is 2.1mm.
Described power cable core insulation and neutral cable core insulation all adopt the EI102 type cross-linking radiation polyolefin polymer meeting EN50264 standard; Described inner sheath and sheath all adopt the EM104 type cross-linking radiation polyolefin polymer meeting EN50264 standard.
Adopt technique scheme, the utility model patent has following beneficial outcomes:
(1) the utility model cable gives the computing formula of the radical that limit gap is filled, limit gap is filled through accurate Calculation, effectively raise the roundness of cable, cable adopts the mode of brass wire shielding and aluminium-plastic tape combination to effectively raise the antinoise signal interference performance of cable, and therefore the construction of cable of the present utility model is compact, outward appearance rounding, tensile property is excellent, antinoise signal interference performance is strong, and the outside diameter of cable is little, and performance meets whole requirements of EN50264.
(2) two reinforcement cable cores are filled by cable center of the present utility model, effectively raise tension and the anti-shake performance of cable.
(3) 3 power cable cores of the utility model cable and 1 neutral cable core adopt 3 large+1 little arranged tangential strandings, and center edge gap is filled 2 and strengthened cable cores, and the limit gap filling rope made of hemp, compact conformation, the tensile property of cable is high.
Accompanying drawing explanation
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model.
Attached number in the figure is: strengthen cable core 1, braided wires 11, polyester belt 12, inner sheath 13, cable core 2, power cable core 21, power cable core tinned copper conductor 21-1, power cable core insulation 21-2, neutral cable core tinned copper conductor 21-1, neutral cable core insulation 21-2, limit gap filling 3, first limit gap filling 31, Second Edge gap filling 32, semiconductive twining package tape 4, brass wire shielding 5, aluminium-plastic tape 6, sheath 7.
Embodiment
(embodiment 1)
See Fig. 1, a kind of wisdom energy motor train unit standard wall cable of the present embodiment, be followed successively by from inside to outside and strengthen cable core 1, cable core 2, limit gap filling 3, semiconductive twining package tape 4, brass wire shielding 5, aluminium-plastic tape 6 and sheath 7; Cable core 2 comprises 3 power cable cores 21 and 1 neutral cable core 22; It is the rope made of hemp that limit gap fills 3 materials, comprises 2 the first limit gaps be filled between power cable core 21 and power cable core 21 and fills 31 and 2 Second Edge gaps be filled between power cable core 21 and neutral cable core 22 and fill 32; The computing formula that first limit gap fills each gap rope made of hemp radical in 31 is: N
dd=(0.7762-0.6693 × (D/d)+0.3775 × (D/d) ^2-0.0956 × (D/d) ^3) × 0.7854 × D^2/ (0.7854*2*d
cotton* d
cotton), D is the external diameter of power cable core, and d is the external diameter of neutral cable core, d
cottonfor the external diameter of the rope made of hemp; The computing formula that Second Edge gap fills each gap rope made of hemp radical in 32 is: N
dz=(-0.0127+0.2132 × (D/d)+0.1883 × (D/d) ^2) × 0.7854 × D^2/ (0.7854*2*d
cotton* d
cotton), D is the external diameter of power cable core, and d is the external diameter of neutral cable core, d
cottonfor the external diameter of the rope made of hemp.Strengthen cable core 1 and comprise braided wires 11, polyester belt 12 and inner sheath 13 successively outside interior.Power cable core 21 comprises power cable core tinned copper conductor 21-1 and power cable core insulation 21-2; Neutral cable core 22 comprises neutral cable core tinned copper conductor 22-1 and neutral cable core insulation 22-2.The area of the first limit gap filling 31 is 63mm
2, the radical of filling the rope made of hemp is 35, and the external diameter of every root rope made of hemp is 1.0mm; The area of Second Edge gap filling 32 is 35mm
2, the radical of filling the rope made of hemp is 20, and the external diameter of every root rope made of hemp is 1.0mm.The radical of braided wires 11 is 7, and every rhizoid footpath is 0.30mm, adopts the structure of the peripheral six roots of sensation steel wire of one, center steel wire; The thickness of polyester belt 12 is 0.07mm, and width is 12mm, and the rate of putting up is 20% ~ 30%; The thickness of inner sheath 13 is 1.0mm; The sectional area of power cable core tinned copper conductor 21-1 is 50mm
2, the radical of tin-coated copper wire is 396, and string diameter is 0.40mm; Power cable core insulation 21-2 thickness is 1.5mm; The sectional area of neutral cable core tinned copper conductor 22-1 is 25mm
2, the radical of tin-coated copper wire is 196, and string diameter is 0.40mm; The thickness of neutral cable core insulation 22-2 is 1.5mm; The thickness of semiconductive twining package tape 4 is 0.10mm, and width is 15mm, and the rate of putting up is 20% ~ 30%; Brass wire shielding 5 is tinned copper wire braiding, and count is 80%, and copper wire string diameter is 0.30mm, and number of spindles is 32, and every ingot radical is 8, and pitch is not more than 95mm; Aluminium-plastic tape 6 is simultaneously for aluminium foil another side is polyester, and thickness is 0.15mm, and width is 15mm, and the rate of putting up is 40% ~ 50%; Sheath 7 thickness is 2.1mm.Power cable core insulation 21-2 and neutral cable core insulation 22-2 all adopts the EI102 type cross-linking radiation polyolefin polymer meeting EN50264 standard; Inner sheath 13 and sheath 7 all adopt the EM104 type cross-linking radiation polyolefin polymer meeting EN50264 standard.
Above-described specific embodiment; the object of the utility model patent, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (6)
1. a wisdom energy motor train unit standard wall cable, is characterized in that: be followed successively by from inside to outside and strengthen cable core (1), cable core (2), the filling of limit gap (3), semiconductive twining package tape (4), brass wire shielding (5), aluminium-plastic tape (6) and sheath (7); Described cable core (2) comprises 3 power cable cores (21) and 1 neutral cable core (22); It is the rope made of hemp that described limit gap fills (3) material, comprises 2 the first limit gaps be filled between power cable core (21) and power cable core (21) and fills (31) and 2 Second Edge gaps be filled between power cable core (21) and neutral cable core (22) are filled (32); The computing formula that described first limit gap fills each gap rope made of hemp radical in (31) is: N
dd=(0.7762-0.6693 × (D/d)+0.3775 × (D/d) ^2-0.0956 × (D/d) ^3) × 0.7854 × D^2/ (0.7854*2*d
cotton* d
cotton), D is the external diameter of power cable core, and d is the external diameter of neutral cable core, d
cottonfor the external diameter of the rope made of hemp; The computing formula that described Second Edge gap fills each gap rope made of hemp radical in (32) is: N
dz=(-0.0127+0.2132 × (D/d)+0.1883 × (D/d) ^2) × 0.7854 × D^2/ (0.7854*2*d
cotton* d
cotton), D is the external diameter of power cable core, and d is the external diameter of neutral cable core, d
cottonfor the external diameter of the rope made of hemp.
2. a kind of wisdom energy motor train unit standard wall cable according to claim 1, is characterized in that: described reinforcement cable core (1) comprises braided wires (11), polyester belt (12) and inner sheath (13) successively outside interior.
3. a kind of wisdom energy motor train unit standard wall cable according to claim 2, is characterized in that: described power cable core (21) comprises power cable core tinned copper conductor (21-1) and power cable core insulation (21-2); Described neutral cable core (22) comprises neutral cable core tinned copper conductor (22-1) and neutral cable core insulation (22-2).
4. a kind of wisdom energy motor train unit standard wall cable according to claim 3, is characterized in that: the area that described first limit gap fills (31) is 63mm
2, the radical of filling the rope made of hemp is 35, and the external diameter of every root rope made of hemp is 1.0mm; The area that described Second Edge gap fills (32) is 35mm
2, the radical of filling the rope made of hemp is 20, and the external diameter of every root rope made of hemp is 1.0mm.
5. a kind of wisdom energy motor train unit standard wall cable according to claim 4, is characterized in that: the radical of described braided wires (11) is 7, and every rhizoid footpath is 0.30mm, adopts the structure of the peripheral six roots of sensation steel wire of one, center steel wire; The thickness of described polyester belt (12) is 0.07mm, and width is 12mm, and the rate of putting up is 20% ~ 30%; The thickness of described inner sheath (13) is 1.0mm; The sectional area of described power cable core tinned copper conductor (21-1) is 50mm
2, the radical of tin-coated copper wire is 396, and string diameter is 0.40mm; Described power cable core insulation (21-2) thickness is 1.5mm; The sectional area of described neutral cable core tinned copper conductor (22-1) is 25mm
2, the radical of tin-coated copper wire is 196, and string diameter is 0.40mm; The thickness of described neutral cable core insulation (22-2) is 1.5mm; The thickness of described semiconductive twining package tape (4) is 0.10mm, and width is 15mm, and the rate of putting up is 20% ~ 30%; Described brass wire shielding (5) is tinned copper wire braiding, and count is 80%, and copper wire string diameter is 0.30mm, and number of spindles is 32, and every ingot radical is 8, and pitch is not more than 95mm; Described aluminium-plastic tape (6) is simultaneously for aluminium foil another side is polyester, and thickness is 0.15mm, and width is 15mm, and the rate of putting up is 40% ~ 50%; Described sheath (7) thickness is 2.1mm.
6. a kind of wisdom energy motor train unit standard wall cable according to claim 5, is characterized in that: described power cable core insulation (21-2) and neutral cable core insulation (22-2) all adopt the EI102 type cross-linking radiation polyolefin polymer meeting EN50264 standard; Described inner sheath (13) and sheath (7) all adopt the EM104 type cross-linking radiation polyolefin polymer meeting EN50264 standard.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520758026.2U CN204991277U (en) | 2015-09-28 | 2015-09-28 | Wisdom energy EMUs are with standard wall cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520758026.2U CN204991277U (en) | 2015-09-28 | 2015-09-28 | Wisdom energy EMUs are with standard wall cable |
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| CN204991277U true CN204991277U (en) | 2016-01-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185464A (en) * | 2015-09-28 | 2015-12-23 | 远东电缆有限公司 | Standard wall cable for smart energy motor train unit and production process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185464A (en) * | 2015-09-28 | 2015-12-23 | 远东电缆有限公司 | Standard wall cable for smart energy motor train unit and production process |
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