CN108766639A - Soft special cable of the anti-dragging of one kind and preparation method thereof - Google Patents
Soft special cable of the anti-dragging of one kind and preparation method thereof Download PDFInfo
- Publication number
- CN108766639A CN108766639A CN201810159614.2A CN201810159614A CN108766639A CN 108766639 A CN108766639 A CN 108766639A CN 201810159614 A CN201810159614 A CN 201810159614A CN 108766639 A CN108766639 A CN 108766639A
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- CN
- China
- Prior art keywords
- cable
- core
- inner wire
- restrictive coating
- cable core
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Abstract
The invention discloses a kind of soft special cables of anti-dragging,Including the cable core II and shielded layer III being coated on successively outside cable core II,Restrictive coating III,3 groups of control lines,3 groups of signal wires are arranged alternately are twisted on strengthening core successively,The shielded layer I that control line includes cable core I and is coated on successively on cable core I,Restrictive coating I,Single line core is made of inner wire I and the insulating layer I being coated on outside inner wire I,The insulating layer II that signal wire includes inner wire II and is coated on successively outside inner wire II,Shielded layer II,Restrictive coating II,Present invention application polyurethane material is as restrictive coating,Improve the wearability of cable,Solve the problems, such as special cable pliability,Using aramid fiber strengthening core,Intensity is high,Material proportion higher-strength alloy conductor is light,Improve the anti-dragging ability of cable,External force is broken when preventing,And reduce cost,The material purchases period used is short,Production efficiency is high,High temperature resistant,Flame retardant property is good,Pliability is high,Suitable for commercial communication field.
Description
Technical field
The present invention relates to a kind of special cable, more particularly to a kind of soft special cable of anti-dragging and preparation method thereof.
Background technology
Currently, the special cable applied in the market uses cross-linked ethylene-tetrafluoroethene oversheath, for the smaller electricity of specification
The shortcomings that cable needs to improve the ability of its anti-dragging using high-strength alloy conductor, above-mentioned cable is cross-linked ethylene-tetrafluoro second
The wearability of alkene is bad, and its pliability is poor, is needing its performance of the occasion of frequent alternating bending that can be affected,
In addition the anti-dragging performance of above-mentioned cable is also bad, if its manufacturing cost can be increased significantly using high-strength alloy conductor.
Invention content
The purpose of the present invention is to provide soft special cables of a kind of anti-dragging and preparation method thereof.
The technical solution adopted by the present invention is：
A kind of soft special cable of anti-dragging, it is characterised in that：Including cable core II and the shielding being coated on successively outside cable core II
Layer III, restrictive coating III, the cable core II are made of 3 groups of control lines, 3 groups of signal wires and strengthening core, 3 groups of control lines, 3
Group signal wire is arranged alternately successively to be twisted on strengthening core, and the control line includes cable core I and is coated on successively on cable core I
Shielded layer I, restrictive coating I, the cable core I are twisted by 3 single line cores, and the single line core is by inner wire I and in being coated on
Insulating layer I outside conductor I is constituted, the insulating layer that the signal wire includes inner wire II and is coated on successively outside inner wire II
II, shielded layer II, restrictive coating II.
The strengthening core is made of aramid fiber yarn, and the inner wire I is made by twisting by tinned wird, and the inner wire II is by plating
Silver-copper wire is made by twisting, and the insulating layer I is made of perfluoroethylene-propylene material, and the insulating layer II is by polytetrafluoroethylene material
It is made, the shielded layer I is made by aluminium-plastic tape is wrapped, and the shielded layer II is made of silver-gilt copper wire braiding, the shielding
Layer III is made of tinned copper wire braiding, and the restrictive coating I, restrictive coating II, restrictive coating III are made of polyurethane material.
Preparation method includes the following steps for the soft special cable of the anti-dragging of one kind：
A, twisted mostly with tin-plating round copper wire and mostly with silver-plated circular copper wire respectively as inner wire I and inner wire II with pipe twisting machine；
B, perfluoroethylene-propylene is extruded in inner wire I external application single screw extrusion machines, extruder is matched with certain speed rotary screw
With hauling speed, insulating layer I is made；
C, inner wire I and insulating layer I constitutes single line core, and 3 single line cores are made by twisting cable core I by cable-former；
D, by the rotation of cable-former lapping head outside cable core I, shielded layer is made around the outer surfaces cable core I in aluminium-plastic tape
I；
E, polyurethane is extruded in shielded layer I external application single screw extrusion machines, extruder is equipped with traction with certain speed rotary screw
Restrictive coating I is made in speed；
F, polytetrafluoroethylene (PTFE) is extruded in inner wire II external application extruding machines, extruder pushes insulation material with certain speed in cylinder barrel
Material, is made insulating layer II；
G, silver-gilt copper wire braiding is carried out in 16 ingot of insulating layer II external applications or 24 ingot high-speed knitters, shielded layer II is made；
H, polyurethane is extruded in shielded layer II external application single screw extrusion machines, extruder is equipped with and is led with certain speed rotary screw
Draw speed, restrictive coating II is made；
I, by 3 cable core I and 3 signal wires, 1 aramid fiber strengthening core under cable-former turning effort, and coordinate certain traction
Cable core II14 is made in speed；
J, tinned copper wire braiding is carried out in 16 ingot of cable core II14 external applications or 24 ingot high-speed knitters, shielded layer III9 is made；
K, polyurethane is extruded in shielded layer III9 external application single screw extrusion machines, extruder is equipped with certain speed rotary screw
Restrictive coating III10 is made in hauling speed, and the soft special cable of novel anti-dragging is made.
Advantages of the present invention：Restrictive coating extrusion is carried out using polyurethane material, the material wear ability is excellent, and pliability is high,
The wearability of cable is not only increased, and improves the pliability of special cable, using aramid fiber strengthening core, intensity is high, material
Expect that proportion higher-strength alloy conductor is light, the anti-dragging ability of cable can be improved, since the external force of generation is drawn when preventing from using
It is disconnected, and cost is reduced, the material purchases period which uses is short, and production efficiency is high, while material has resistance to height
Warm, light-weight, the features such as flame retardant property is good, excellent in abrasion resistance, pliability are high, at low cost, it is suitable for commercial communication field.
Description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure chart of cable core I of the present invention；
Fig. 3 is the structure chart of cable core II of the present invention.
Wherein：1, inner wire I；2, insulating layer I；3, shielded layer I；4, restrictive coating I；5, inner wire II；6, insulating layer II；7,
Shielded layer II；8, restrictive coating II；9, shielded layer III；10, restrictive coating III；11, strengthening core；12, single line core；13, cable core I；14,
Cable core II.
Specific implementation mode
As shown in Figs. 1-3, a kind of anti-draggings softness special cable, including cable core II14 and it is coated on cable core II14 successively
Outer shielded layer III9, restrictive coating III10, cable core II14 are made of 3 groups of control lines, 3 groups of signal wires and strengthening core, 3 groups of controls
Line processed, 3 groups of signal wires are arranged alternately are twisted on strengthening core 11 successively, and control line includes cable core I13 and is coated on cable successively
Shielded layer I3, restrictive coating I4 on core I13, cable core I13 are twisted by 3 single line cores 12, single line core 12 by inner wire I1 with
And the insulating layer I2 being coated on outside inner wire I1 is constituted, signal wire includes inner wire II5 and is coated on successively outside inner wire II5
Insulating layer II6, shielded layer II7, restrictive coating II8.
Strengthening core 11 is made of aramid fiber yarn, and inner wire I1 is made by twisting by tinned wird, and inner wire II5 is twisted by silver-coated copper wire
Conjunction is made, and insulating layer I2 is made of perfluoroethylene-propylene material, and insulating layer II6 is made of polytetrafluoroethylene material, shielded layer I3
It is made by aluminium-plastic tape is wrapped, shielded layer II7 is made of silver-gilt copper wire braiding, and shielded layer III9 is woven by tinned copper wire and made
At restrictive coating I4, restrictive coating II8, restrictive coating III10 are made of polyurethane material.
Preparation method includes the following steps for the soft special cable of the anti-dragging of one kind：
A, twisted mostly with tin-plating round copper wire and mostly with silver-plated circular copper wire respectively as inner wire I1 and inner wire II5 with pipe twisting machine；
B, extrude perfluoroethylene-propylene in inner wire I1 external application single screw extrusion machines, extruder with certain speed rotary screw,
It is equipped with hauling speed, insulating layer I2 is made；
C, inner wire I1 and insulating layer I2 constitutes single line 12,3 single line cores 12 of core and is made by twisting cable core I13 by cable-former；
D, by the rotation of cable-former lapping head outside cable core I13, screen is made around the outer surfaces cable core I13 in aluminium-plastic tape
Cover a layer I3；
E, polyurethane is extruded in shielded layer I3 external application single screw extrusion machines, extruder is equipped with and is led with certain speed rotary screw
Draw speed, restrictive coating I4 is made；
F, polytetrafluoroethylene (PTFE) is extruded in inner wire II5 external application extruding machines, extruder pushes insulation with certain speed in cylinder barrel
Insulating layer II6 is made in material；
G, silver-gilt copper wire braiding is carried out in 16 ingot of insulating layer II6 external applications or 24 ingot high-speed knitters, shielded layer II7 is made；
H, polyurethane is extruded in shielded layer II7 external application single screw extrusion machines, extruder is equipped with and is led with certain speed rotary screw
Draw speed, restrictive coating II8 is made；
I, by 3 cable core I13 and 3 signal wires, 1 aramid fiber strengthening core 11 under cable-former turning effort, and coordinate centainly
Cable core II14 is made in hauling speed；
J, tinned copper wire braiding is carried out in 16 ingot of cable core II external applications or 24 ingot high-speed knitters, shielded layer III is made；
K, polyurethane is extruded in shielded layer III external application single screw extrusion machines, extruder is equipped with and is led with certain speed rotary screw
Draw speed, restrictive coating III is made, the soft special cable of novel anti-dragging is made.
Present invention application polyurethane material carries out restrictive coating extrusion, and the material wear ability is excellent, and pliability is high, not only improves
The wearability of cable, and improve the pliability of special cable, using aramid fiber strengthening core, intensity is high, material proportion compared with
High-strength alloy conductor is light, and the anti-dragging ability of cable can be improved, and since the external force of generation is broken when preventing from using, and drops
Low cost, the material purchases period which uses is short, and production efficiency is high, at the same material have high temperature resistant, it is light-weight,
The features such as flame retardant property is good, excellent in abrasion resistance, pliability are high, at low cost, is suitable for commercial communication field.
Claims (3)
1. a kind of soft special cable of anti-dragging, it is characterised in that：Including cable core II and the screen being coated on successively outside cable core II
Cover a layer III, restrictive coating III, the cable core II are made of 3 groups of control lines, 3 groups of signal wires and strengthening core, 3 groups of control
Line, 3 groups of signal wires are arranged alternately successively to be twisted on strengthening core, and the control line includes cable core I and is coated on cable core I successively
On shielded layer I, restrictive coating I, the cable core I is twisted by 3 single line cores, and the single line core is by inner wire I and cladding
It is constituted in the insulating layer I outside inner wire I, the insulation that the signal wire includes inner wire II and is coated on successively outside inner wire II
Layer II, shielded layer II, restrictive coating II.
2. the soft special cable of the anti-dragging of one kind according to claim 1, it is characterised in that：The strengthening core is by aramid fiber yarn
It is made, the inner wire I is made by twisting by tinned wird, and the inner wire II is made by twisting by silver-coated copper wire, the insulating layer I
It is made of perfluoroethylene-propylene material, the insulating layer II is made of polytetrafluoroethylene material, and the shielded layer I is by plastic-aluminum combined
It is made with wrapped, the shielded layer II is made of silver-gilt copper wire braiding, and the shielded layer III is made of tinned copper wire braiding, institute
Restrictive coating I, restrictive coating II, restrictive coating III is stated to be made of polyurethane material.
3. the soft special cable of the anti-dragging of one kind according to claim 1, it is characterised in that：Preparation method includes following
Step：
A, twisted mostly with tin-plating round copper wire and mostly with silver-plated circular copper wire respectively as inner wire I and inner wire II with pipe twisting machine；
B, perfluoroethylene-propylene is extruded in inner wire I external application single screw extrusion machines, extruder is matched with certain speed rotary screw
With hauling speed, insulating layer I is made；
C, inner wire I and insulating layer I constitutes single line core, and 3 single line cores are made by twisting cable core I by cable-former；
D, by the rotation of cable-former lapping head outside cable core I, shielded layer is made around the outer surfaces cable core I in aluminium-plastic tape
I；
E, polyurethane is extruded in shielded layer I external application single screw extrusion machines, extruder is equipped with traction with certain speed rotary screw
Restrictive coating I is made in speed；
F, polytetrafluoroethylene (PTFE) is extruded in inner wire II external application extruding machines, extruder pushes insulation material with certain speed in cylinder barrel
Material, is made insulating layer II；
G, silver-gilt copper wire braiding is carried out in 16 ingot of insulating layer II external applications or 24 ingot high-speed knitters, shielded layer II is made；
H, polyurethane is extruded in shielded layer II external application single screw extrusion machines, extruder is equipped with and is led with certain speed rotary screw
Draw speed, restrictive coating II is made；
I, by 3 cable core I and 3 signal wires, 1 aramid fiber strengthening core under cable-former turning effort, and coordinate certain traction
Cable core II is made in speed；
J, tinned copper wire braiding is carried out in 16 ingot of cable core II external applications or 24 ingot high-speed knitters, shielded layer III is made；
K, polyurethane is extruded in shielded layer III external application single screw extrusion machines, extruder is equipped with and is led with certain speed rotary screw
Draw speed, restrictive coating III is made, the soft special cable of novel anti-dragging is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810159614.2A CN108766639A (en) | 2018-02-26 | 2018-02-26 | Soft special cable of the anti-dragging of one kind and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810159614.2A CN108766639A (en) | 2018-02-26 | 2018-02-26 | Soft special cable of the anti-dragging of one kind and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108766639A true CN108766639A (en) | 2018-11-06 |
Family
ID=63980099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810159614.2A Pending CN108766639A (en) | 2018-02-26 | 2018-02-26 | Soft special cable of the anti-dragging of one kind and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108766639A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336223A (en) * | 2019-08-19 | 2019-10-15 | 张仁杰 | A kind of underground piping threading boost motor, propeller and propulsion system |
| CN116564594A (en) * | 2023-06-28 | 2023-08-08 | 江苏锡缆特种线缆有限公司 | Low-smoke halogen-free polyolefin coated flame-retardant cable and coating processing technology thereof |
| CN110336223B (en) * | 2019-08-19 | 2024-04-26 | 张仁杰 | Underground pipeline threading booster, propeller and propulsion system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204651050U (en) * | 2015-06-08 | 2015-09-16 | 扬州市中能电缆有限公司 | The luminous underwater monitoring transmission cable of self-bearing type |
| CN106448852A (en) * | 2016-11-25 | 2017-02-22 | 扬州市凤鸣电缆有限公司 | Safe and reliable special mining cable |
| CN106710695A (en) * | 2015-07-20 | 2017-05-24 | 上海名耐特种电缆有限公司 | Cold-resistant chain sheath cable |
-
2018
- 2018-02-26 CN CN201810159614.2A patent/CN108766639A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204651050U (en) * | 2015-06-08 | 2015-09-16 | 扬州市中能电缆有限公司 | The luminous underwater monitoring transmission cable of self-bearing type |
| CN106710695A (en) * | 2015-07-20 | 2017-05-24 | 上海名耐特种电缆有限公司 | Cold-resistant chain sheath cable |
| CN106448852A (en) * | 2016-11-25 | 2017-02-22 | 扬州市凤鸣电缆有限公司 | Safe and reliable special mining cable |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336223A (en) * | 2019-08-19 | 2019-10-15 | 张仁杰 | A kind of underground piping threading boost motor, propeller and propulsion system |
| CN110336223B (en) * | 2019-08-19 | 2024-04-26 | 张仁杰 | Underground pipeline threading booster, propeller and propulsion system |
| CN116564594A (en) * | 2023-06-28 | 2023-08-08 | 江苏锡缆特种线缆有限公司 | Low-smoke halogen-free polyolefin coated flame-retardant cable and coating processing technology thereof |
| CN116564594B (en) * | 2023-06-28 | 2023-11-21 | 江苏锡缆特种线缆有限公司 | Low-smoke halogen-free polyolefin coated flame-retardant cable and coating processing technology thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181106 |
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| RJ01 | Rejection of invention patent application after publication |