CN206282623U - A kind of wisdom energy development machine presses trailing cable in using - Google Patents
A kind of wisdom energy development machine presses trailing cable in using Download PDFInfo
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- CN206282623U CN206282623U CN201621264161.2U CN201621264161U CN206282623U CN 206282623 U CN206282623 U CN 206282623U CN 201621264161 U CN201621264161 U CN 201621264161U CN 206282623 U CN206282623 U CN 206282623U
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- cable core
- cable
- copper foil
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- conductor
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Abstract
Trailing cable is pressed in being used the utility model discloses a kind of wisdom energy development machine, cable core, the filling of side gap, the second semiconductive nylon tape, fibrage enhancement layer and sheath are followed successively by from inside to outside；The cable core includes the neutral cable cores of 3 power cable cores and 3, and 3 neutral cable cores are arranged between two power cable cores and tangent with power cable core；The side gap is filled between power cable core, neutral cable core and the second semiconductive nylon tape；The neutral cable core by including copper foil wire stranded conductor, neutral cable core copper conductor, the second semiconductive shielding layer outside interior successively.The utility model cable neutrality cable core conductor center adds copper foil wire stranded conductor, and the KEVLAR singles in copper foil wire have the characteristics such as high, the good and low creep of flexibility of intensity, effectively raise the tensile strength of neutral cable core.
Description
Technical field
The utility model is related to a kind of wisdom energy development machine to press trailing cable in using.
Background technology
High speed with building causes such as the traffic of domestic city road, railway, highway, water conservancy and municipal works increases, I
State's road heading machinery has also welcome development at full speed.China's road heading machinery industry has become domestic high-end equipment manufacture and strategy
Property new industry emphasis support developing industry.Development machine is the machine for digging straight underground passage, the meeting when machine runs
Produce mechanical stress high and flexible movements are complicated, thus it is very high to dragging performance and the tensile property requirement of cable.In traditional
Using steel wire as strengthening core, neutral cable core is woven in outside power cable core pressure trailing cable, and the hardness of cable is very big, influence electricity
The bending property of cable, it is therefore desirable to be improved.Neutral cable core is arranged on power cable core side gap and tangent with power cable core, not only
The induced-current produced when can cable be run imports the earth, while do not increase the outside diameter of cable again, the compact rounding of the construction of cable
And pliability is high, but because neutral cable core conductor external diameter is small, tensile strength is low, be very easy to break during use and
Cause cable failure, therefore in neutral cable core conductor add copper foil wire to increase the intensity of conductor.Middle pressure drag cable sheath is adopted
With neoprene, neoprene has excellent elasticity and bending resistance, but also easily breaks under mechanical stress high effect
Split, it is therefore desirable to which the construction of cable is improved, braided fiber enhancement layer after cable cabling, neoprene is expressed to fiber reinforcement
Composite is formed in layer, the tensile property and dragging performance of effective raising sheath.
Utility model content
The purpose of this utility model is to provide during a kind of wisdom energy development machine is used and presses trailing cable.
The technical scheme for realizing the utility model purpose is to press trailing cable during a kind of wisdom energy development machine is used, by it is interior to
It is followed successively by cable core, the filling of side gap, the second semiconductive nylon tape, fibrage enhancement layer and sheath outward；The cable core includes that 3 are moved
The neutral cable cores of power cable core and 3,3 neutral cable cores are arranged between two power cable cores and tangent with power cable core；The side
Gap is filled between power cable core, neutral cable core and the second semiconductive nylon tape；The neutral cable core by outside interior successively
Including copper foil wire stranded conductor, neutral cable core copper conductor, the second semiconductive shielding layer.
The copper foil wire stranded conductor includes 12 copper foil wires, and the every string diameter of copper foil wire is 0.2mm, and twisting pitch is not small
In 20mm, every copper foil wire is wrapped on KEVLAR singles using 2 Copper Foil spirals.
The power cable core is led by including power cable core copper conductor, the first semiconductive nylon tape, the first half outside interior successively
Shield layer, ethylene propylene rubber insulated and insulation shielding.
The insulation shielding uses strippable semi-conductive material；The side gap is filled with 6 rubber bars；The fibrage
Enhancement layer is woven using Fypro；The sheath uses neoprene.
The sectional area of the power cable core copper conductor is 35mm2, copper conductor is 276, and string diameter is 0.40mm, twisting pitch
Not less than 125mm；The thickness of the first semiconductive nylon tape is 0.1mm, and width is 15mm, and rate of putting up is 20%~30%；
The thickness of first semiconductive shielding layer is 0.8mm；The ethylene propylene rubber insulated thickness is 3.4mm；The insulation shielding
Thickness be 0.8mm；The copper foil wire stranded conductor includes 12 copper foil wires, and the every string diameter of copper foil wire is 0.2mm, stranded section
Away from not less than 20mm；The neutral cable core copper conductor is 32, and string diameter is 0.4mm, and twisting pitch is not less than 40mm；The second half lead
The thickness of shield layer is 1.0mm；The fibrage enhancement layer weaves for Fypro, per the external diameter of beam Fypro
It is 0.20mm, number of spindles is 32, per ingot totally 8 beam, lay of braiding is not more than 95mm；The external diameter of the rubber bar that the side gap filling is used
It is 4.5mm；The thickness of the second semiconductive nylon tape is 0.1mm, and width is 20mm, and rate of putting up is 20%~30%；It is described
Jacket thickness is 2.5mm.
Using above-mentioned technical proposal, the utility model patent has following beneficial outcomes：
(1) the utility model cable neutrality cable core conductor center adds copper foil wire stranded conductor, in copper foil wire
KEVLAR singles have the characteristics such as high, the good and low creep of flexibility of intensity, effectively raise the tensile strength of neutral cable core.
(2) the neutral cable core of 3 of the utility model cable is arranged on power cable core side gap and, cable tangent with power cable core
Compact conformation, outward appearance rounding, cable core uniform force effectively raises dragging performance and tensile property.
(3) the dedicated extruded formula mould that the utility model cable is used improves extrusion pressure and setting distance, can be by
Sheath material is penetrated into the gap of fibrage enhancement layer, and sheath forms a whole with fibrage enhancement layer and effectively carries
The dragging performance of cable high so that the cable produced has compact conformation, and outward appearance rounding pulls performance and tensile property
The characteristic such as excellent.
(4) cable core of the utility model cable includes 3 power cable cores and 3 neutral cable cores, and neutral cable core instead of biography
The proof copper-wire braided screen layer of system, 3 neutral cable cores are arranged between two power cable cores and, neutral cable tangent with power cable core
The induced-current that core is produced during not only power cable core can be run imports the earth, and reduces the external diameter of cable, reduces electricity
Cable hardness and the roundness that improve cable.
(5) the utility model cable is provided with fibrage enhancement layer in sheath, and Fypro braiding has intensity
The characteristics such as height, the good and low creep of flexibility, effectively raise the pliability and tensile strength of cable.
Brief description of the drawings
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and with reference to attached
Figure, is described in further detail to the utility model, wherein：
Fig. 1 is construction of cable schematic diagram of the present utility model, Fig. 2 is mold insert structure schematic diagram, Fig. 3 is that die sleeve structure is illustrated
Figure.
In accompanying drawing marked as：Cable core 1, power cable core 11, power cable core copper conductor 11-1, the first semiconductive nylon tape 11-
2nd, the first semiconductive shielding layer 11-3, ethylene propylene rubber insulated 11-4, insulation shielding 11-5, neutral cable core 12, copper foil wire 12-1, in
Property cable core copper conductor 12-2, the second semiconductive shielding layer 12-3, side gap fill the 2, second semiconductive nylon tape 3, fibrage and add
Strong layer 4, sheath 5, core rod angle 6, hold linear distance 7.
Specific embodiment
(embodiment 1)
See Fig. 1, a kind of wisdom energy development machine of the present embodiment presses trailing cable in using, be followed successively by from inside to outside cable core 1,
Side gap fills the 2, second semiconductive nylon tape 3, fibrage enhancement layer 4 and sheath 5；Cable core 1 includes 3 power cable cores 11 and 3
The neutral cable cores 12 of root neutrality cable core 12,3 are arranged on the side gap of power cable core 11 and tangent with power cable core 11；Side gap fills 2 materials
Expect to be rubber bar, including 6 are filled in power cable core and and the side gap filling between neutral cable core；Power cable core 11 is by outside interior
Include power cable core copper conductor 11-1, the first semiconductive nylon tape 11-2, the first semiconductive shielding layer 11-3, EP rubbers successively
Insulation 11-4 and insulation shielding 11-5；Insulation shielding 11-5 uses strippable semi-conductive material；Neutral cable core 12 by outside interior successively
Including copper foil wire stranded conductor 12-1, neutral cable core copper conductor 12-2, the second semiconductive shielding layer 12-3；Copper foil wire stranded conductor
12-1 includes 12 copper foil wires, and the every string diameter of copper foil wire is 0.2mm, and twisting pitch is not less than 20mm, and every copper foil wire uses 2
Root Copper Foil spiral is wrapped on KEVLAR singles；Fibrage enhancement layer 4 is woven using Fypro；Power cable core copper
The sectional area of conductor 111 is 35mm2, the radical of copper conductor is 276, and string diameter is 0.40mm, and twisting pitch is not less than 125mm；The
Thickness of the half electroconductive nylon with 11-2 is 0.1mm, and width is 15mm, and rate of putting up is 20%~30%；First semi-conductive screen
The thickness of layer 11-3 is 0.8mm, the thickness of ethylene propylene rubber insulated 11-4 is 3.4mm；The thickness of insulation shielding 11-5 is 0.8mm；
Copper foil wire stranded conductor 12-1 includes 12 copper foil wires, and the every string diameter of copper foil wire is 0.2mm, and twisting pitch is not less than 20mm；
The radical 32 of neutral cable core copper conductor 12-2, string diameter is 0.4mm, and twisting pitch is not less than 40mm；Second semiconductive shielding layer 12-
3 thickness is 1.0mm；Fibrage enhancement layer 4 weaves for Fypro, and external diameter of the Fypro per beam is 0.20mm,
Number of spindles is 32, and per ingot totally 8 beam, pitch is not more than 95mm；It is rubber bar that side gap fills 2 materials, and the external diameter of rubber bar is 4.5mm；
The thickness of the second semiconductive nylon tape 3 is 0.1mm, and width is 20mm, and rate of putting up is 20%~30%；The thickness of sheath 5 is
2.5mm；Sheath 5 uses neoprene.
Particular embodiments described above, purpose, technical scheme and beneficial effect to the utility model patent are carried out
Further describe, should be understood that and the foregoing is only specific embodiment of the utility model, be not used to limit
The utility model processed, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements done etc.,
Should be included within protection domain of the present utility model.
Claims (5)
1. a kind of wisdom energy development machine presses trailing cable in using, it is characterised in that：Cable core (1), side gap are followed successively by from inside to outside
Filling (2), the second semiconductive nylon tape (3), fibrage enhancement layer (4) and sheath (5)；The cable core (1) includes 3 power
The neutral cable cores (12) of cable core (11) and 3,3 neutral cable cores (12) be arranged between two power cable cores (11) and with power cable
Core (11) is tangent；Side gap filling (2) is filled in power cable core (11), neutral cable core (12) and the second semiconductive nylon tape
(3) between；The neutral cable core (12) by including copper foil wire stranded conductor (12-1), neutral cable core copper conductor outside interior successively
(12-2), the second semiconductive shielding layer (12-3).
2. a kind of wisdom energy development machine according to claim 1 presses trailing cable in using, it is characterised in that：The Copper Foil
Silk stranded conductor (12-1) includes 12 copper foil wires, and the every string diameter of copper foil wire is 0.2mm, and twisting pitch is not less than 20mm, often
Root copper foil wire is wrapped on KEVLAR singles using 2 Copper Foil spirals.
3. a kind of wisdom energy development machine according to claim 2 presses trailing cable in using, it is characterised in that：The power
Cable core (11) is led by including power cable core copper conductor (11-1), the first semiconductive nylon tape (11-2), the first half outside interior successively
Shield layer (11-3), ethylene propylene rubber insulated (11-4) and insulation shielding (11-5).
4. a kind of wisdom energy development machine according to claim 3 presses trailing cable in using, it is characterised in that：The insulation
Shielding (11-5) uses strippable semi-conductive material；Side gap filling (2) is 6 rubber bars；The fibrage enhancement layer
(4) woven using Fypro；The sheath (5) uses neoprene.
5. a kind of wisdom energy development machine according to claim 4 presses trailing cable in using, it is characterised in that：The power
The sectional area of cable core copper conductor (11-1) is 35mm2, copper conductor is 276, and string diameter is 0.40mm, and twisting pitch is not less than
125mm；The thickness of the first semiconductive nylon tape (11-2) is 0.1mm, and width is 15mm, and rate of putting up is 20%~30%；
The thickness of first semiconductive shielding layer (11-3) is 0.8mm；The thickness of ethylene propylene rubber insulated (11-4) is 3.4mm；
The thickness of the insulation shielding (11-5) is 0.8mm；The copper foil wire stranded conductor (12-1) includes 12 copper foil wires, every copper
The string diameter of paper tinsel silk is 0.2mm, and twisting pitch is not less than 20mm；The neutral cable core copper conductor (12-2) is 32, and string diameter is
0.4mm, twisting pitch is not less than 40mm；The thickness of the second semiconductive shielding layer (12-3) is 1.0mm；The fibrage is strengthened
Layer (4) is Fypro braiding, and the external diameter per beam Fypro is 0.20mm, and number of spindles is 32, totally 8 beam, braiding section per ingot
Away from no more than 95mm；The external diameter of the rubber bar that side gap filling (2) uses is 4.5mm；The second semiconductive nylon tape (3)
Thickness be 0.1mm, width is 20mm, puts up rate for 20%~30%；Sheath (5) thickness is 2.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264161.2U CN206282623U (en) | 2016-11-23 | 2016-11-23 | A kind of wisdom energy development machine presses trailing cable in using |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264161.2U CN206282623U (en) | 2016-11-23 | 2016-11-23 | A kind of wisdom energy development machine presses trailing cable in using |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206282623U true CN206282623U (en) | 2017-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621264161.2U Active CN206282623U (en) | 2016-11-23 | 2016-11-23 | A kind of wisdom energy development machine presses trailing cable in using |
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| CN (1) | CN206282623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653162A (en) * | 2016-11-23 | 2017-05-10 | 远东电缆有限公司 | Medium-voltage trailing cable applied to intelligent energy tunneling machine and production process |
-
2016
- 2016-11-23 CN CN201621264161.2U patent/CN206282623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653162A (en) * | 2016-11-23 | 2017-05-10 | 远东电缆有限公司 | Medium-voltage trailing cable applied to intelligent energy tunneling machine and production process |
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