CN105702328A - Anti-torsion thin-wall multi-pair locomotive cable - Google Patents
Anti-torsion thin-wall multi-pair locomotive cable Download PDFInfo
- Publication number
- CN105702328A CN105702328A CN201610035222.6A CN201610035222A CN105702328A CN 105702328 A CN105702328 A CN 105702328A CN 201610035222 A CN201610035222 A CN 201610035222A CN 105702328 A CN105702328 A CN 105702328A
- Authority
- CN
- China
- Prior art keywords
- core
- cable
- antitorque
- rolling stock
- insulating barrier
- Prior art date
- 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.)
- Pending
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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
- H01B7/0009—Details relating to the conductive cores
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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
- H01B7/0045—Cable-harnesses
-
- 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
- H01B7/02—Disposition of insulation
- H01B7/0275—Disposition of insulation comprising one or more extruded layers of insulation
-
- 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
- H01B7/187—Sheaths comprising extruded non-metallic layers
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention discloses an anti-torsion thin-wall multi-pair locomotive cable comprising wire cores, insulating layers, first isolating layers, shielding layers, inner sheaths, a second isolating layer, and an outer sheath. Each wire core comprises a conductor and an insulating layer wrapping the conductor. Every wire cores are stranded to form a wire core pair. Each wire core pair is wrapped in the shielding layer. The inner sheath is extruded on the periphery of the shielding layer and a wire core group is formed on the periphery of the shielding layer. The multiple wire core groups are stranded to form a cable core. The cable core is wrapped in the second isolating layer formed by wrapping an isolating tape. The second isolating layer is wrapped in the outer sheath formed by extrusion. The locomotive cable is improved in bending resistance and torsion resistance.
Description
Technical field
The present invention relates to technical field of electric wires and cables, particularly relate to a kind of antitorque multipair cable for rolling stock of curved thin-walled。
Background technology
Cable industry, as the important supporting industry of national economy, is widely used in the industries such as power industry, data communication industry, urban track traffic industry, car industry and shipbuilding。
Along with the development of China's high ferro technology, for also improving constantly suitable in the performance requirement of EMU project and the cable for rolling stock being widely used in subway, city rail vehicle。
Due to the requirement of its safety of rail vehicle, comfortableness, its electrical equipment cable is required for certain particularity requirement。Not only to meet electrical performance demands, and sometimes for performances such as mounting and installations in high temperature resistant, oil resistant, softness, resistance to external mechanical impulsive force and environmental pollution and the narrow space such as vehicle interior or external cable groove, cable in locomotive usually owing to being subject to the distorting stress of bending stress simultaneously。How to make cable for rolling stock bear bending stress and distorting stress simultaneously, be technical problem urgently to be resolved hurrily in cable for rolling stock production process。
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of antitorque multipair cable for rolling stock of curved thin-walled。
The antitorque multipair cable for rolling stock of curved thin-walled of one that the present invention proposes, including a kind of antitorque multipair cable for rolling stock of curved thin-walled, including core, insulating barrier, the first sealing coat, screen layer, inner sheath, the second sealing coat and oversheath；
Core includes conductor and insulating barrier, and insulating barrier is coated on the periphery of conductor；Both threads core forms core pair by the system of twisting, and the periphery of core pair is coated with screen layer, and the periphery of screen layer is extruded with inner sheath and forms core group；
Multiple core groups form cable core by the system of twisting, and the periphery of cable core is coated with the second sealing coat by the wrapped formation in isolation strip；The periphery of the second sealing coat is coated with the oversheath by extruding formation。
Preferably, insulating barrier is made up of Halogen elastomer plastic, and its component is, nylon elastomer 30-50 part, lubricant 2-4 part, age resistor 3-6 part, fire retardant 100-150 part；Wherein, fire retardant is magnesium hydroxide or aluminium hydroxide。
Preferably, the thickness of insulating barrier is not more than 0.15mm。
Preferably, insulating barrier is made up of polyether-ether-ketone engineering plastics。
Preferably, the lay ratio of cable core strand system is 8-10 times。
Preferably, the lay ratio of cable core strand system is 9 times。
Preferably, the quantity of the core group constituting cable core is 4。
Preferably, screen layer is formed by five class tinned copper wire braidings, and its count is not less than 90%。
Preferably, conductor stranded is formed through regular by many five class tinned copper wires。
Preferably, the first sealing coat and the second sealing coat are made by Halogen polyester material。
Compared with prior art, there is advantages that
The antitorque multipair cable for rolling stock of curved thin-walled of one provided by the invention, by tinned copper wire by forming core after the system of twisting coated insulation layer, again both threads core strand system is formed core group, by multiple core groups by twisting shape cable core processed and being coated with the second sealing coat and oversheath successively, bending resistance and the anti-twisting property of cable can be improved to a certain extent by the mode of the system of twisting。Additionally, insulating barrier is made up of Halogen elastomeric material, and its thickness is not more than 0.15mm, and insulating barrier can absorb amount of torsional energy and improve the antitorque effect of cable for rolling stock。
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of antitorque multipair cable for rolling stock of curved thin-walled provided by the invention；
Fig. 2 is the structural representation of the core group disclosed in a kind of antitorque multipair cable for rolling stock of curved thin-walled provided by the invention。
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with accompanying drawing, specific embodiment is described in detail。
Embodiment 1:
As it is shown in figure 1, the structural representation that Fig. 1 is a kind of antitorque multipair cable for rolling stock of curved thin-walled that the present invention proposes, including core 1, insulating barrier the 12, first sealing coat 2, screen layer 3, inner sheath the 4, second sealing coat 5 and oversheath 6；
Core 1 includes conductor 11 and insulating barrier 12, and conductor 11 stranded is formed through regular by many five class tinned copper wires, so, can improve the conductive capability of conductor, by regular integration, can improve the flexibility of conductor 11, improve its bending resistance torsional property。Insulating barrier 12 is coated on the periphery of conductor 11, and the thickness of insulating barrier 12 is not more than 0.15mm。Insulating barrier 12, in the process made, extrudes formation insulating barrier 12 by thin-walled expressing technique in the periphery of conductor 11, when being embodied as, insulating barrier 12 is made up of Halogen elastomer plastic, and its component is, nylon elastomer 30 parts, lubricant 2 parts, 3 parts of age resistor, fire retardant 100 parts；Wherein, fire retardant is magnesium hydroxide or aluminium hydroxide。So, insulating barrier 12 has certain elasticity, is subject in the process of twisting resistance at cable, and insulating barrier 12 can produce torsional deformation, absorbs amount of torsional energy。The anti-torsion ability of cable can be effectively improved。When being embodied as, insulating barrier 12 can also be made up of polyether-ether-ketone engineering plastics。
As shown in Figure 2, Fig. 2 is the structural representation of the core group disclosed in a kind of antitorque multipair cable for rolling stock of curved thin-walled provided by the invention, both threads core 1 forms core pair by the system of twisting, the periphery of core pair is coated with screen layer 3, screen layer 3 is formed by five class tinned copper wire braidings, and its count is not less than 90%。The periphery of screen layer 3 is extruded with inner sheath 4 and forms core group, by being coated with screen layer 3 in the periphery of core pair, can not only prevent the interference source of Exterior cable, additionally it is possible to prevent different core between interfere。
Multiple core groups form cable core 7 by the system of twisting, and the lay ratio of cable core 7 strand system is 8 times。When being embodied as, the lay ratio of cable core 7 strand system is 9 times。The quantity of the core group constituting cable core 7 is 4, and the periphery of cable core 7 is coated with the second sealing coat 5 by the wrapped formation in isolation strip。The periphery of the second sealing coat 5 is coated with the oversheath 6 by extruding formation。First sealing coat 2 and the second sealing coat 5 are made by Halogen polyester material。By adopting flexibility insulating barrier be arranged to protect the inner sheath of this insulating barrier, screen layer and oversheath 6, it is possible to be useful in vehicle and be arranged on torsion and occasion is laid in the simultaneous various activities of bending stress。
Embodiment 2:
As it is shown in figure 1, the structural representation that Fig. 1 is a kind of antitorque multipair cable for rolling stock of curved thin-walled that the present invention proposes, including core 1, insulating barrier the 12, first sealing coat 2, screen layer 3, inner sheath the 4, second sealing coat 5 and oversheath 6；
Core 1 includes conductor 11 and insulating barrier 12, and conductor 11 stranded is formed through regular by many five class tinned copper wires, so, can improve the conductive capability of conductor, by regular integration, can improve the flexibility of conductor 11, improve its bending resistance torsional property。Insulating barrier 12 is coated on the periphery of conductor 11, and the thickness of insulating barrier 12 is not more than 0.15mm。Insulating barrier 12, in the process made, extrudes formation insulating barrier 12 by thin-walled expressing technique in the periphery of conductor 11, when being embodied as, insulating barrier 12 is made up of Halogen elastomer plastic, and its component is, nylon elastomer 40 parts, lubricant 3 parts, 4.5 parts of age resistor, fire retardant 125 parts；Wherein, fire retardant is magnesium hydroxide or aluminium hydroxide。So, insulating barrier 12 has certain elasticity, is subject in the process of twisting resistance at cable, and insulating barrier 12 can produce torsional deformation, absorbs amount of torsional energy。The anti-torsion ability of cable can be effectively improved。When being embodied as, insulating barrier 12 can also be made up of polyether-ether-ketone engineering plastics。
As shown in Figure 2, Fig. 2 is the structural representation of the core group disclosed in a kind of antitorque multipair cable for rolling stock of curved thin-walled provided by the invention, both threads core 1 forms core pair by the system of twisting, the periphery of core pair is coated with screen layer 3, screen layer 3 is formed by five class tinned copper wire braidings, and its count is not less than 90%。The periphery of screen layer 3 is extruded with inner sheath 4 and forms core group, by being coated with screen layer 3 in the periphery of core pair, can not only prevent the interference source of Exterior cable, additionally it is possible to prevent different core between interfere。
Multiple core groups form cable core 7 by the system of twisting, and the lay ratio of cable core 7 strand system is 8-10 times。When being embodied as, the lay ratio of cable core 7 strand system is 9 times。The quantity of the core group constituting cable core 7 is 4, and the periphery of cable core 7 is coated with the second sealing coat 5 by the wrapped formation in isolation strip。The periphery of the second sealing coat 5 is coated with the oversheath 6 by extruding formation。First sealing coat 2 and the second sealing coat 5 are made by Halogen polyester material。By adopting flexibility insulating barrier be arranged to protect the inner sheath of this insulating barrier, screen layer and oversheath 6, it is possible to be useful in vehicle and be arranged on torsion and occasion is laid in the simultaneous various activities of bending stress。
Embodiment 3:
As it is shown in figure 1, the structural representation that Fig. 1 is a kind of antitorque multipair cable for rolling stock of curved thin-walled that the present invention proposes, including core 1, insulating barrier the 12, first sealing coat 2, screen layer 3, inner sheath the 4, second sealing coat 5 and oversheath 6；
Core 1 includes conductor 11 and insulating barrier 12, and conductor 11 stranded is formed through regular by many five class tinned copper wires, so, can improve the conductive capability of conductor, by regular integration, can improve the flexibility of conductor 11, improve its bending resistance torsional property。Insulating barrier 12 is coated on the periphery of conductor 11, and the thickness of insulating barrier 12 is not more than 0.15mm。Insulating barrier 12, in the process made, extrudes formation insulating barrier 12 by thin-walled expressing technique in the periphery of conductor 11, when being embodied as, insulating barrier 12 is made up of Halogen elastomer plastic, and its component is, nylon elastomer 50 parts, lubricant 4 parts, 6 parts of age resistor, fire retardant 150 parts；Wherein, fire retardant is magnesium hydroxide or aluminium hydroxide。So, insulating barrier 12 has certain elasticity, is subject in the process of twisting resistance at cable, and insulating barrier 12 can produce torsional deformation, absorbs amount of torsional energy。The anti-torsion ability of cable can be effectively improved。When being embodied as, insulating barrier 12 can also be made up of polyether-ether-ketone engineering plastics。
As shown in Figure 2, Fig. 2 is the structural representation of the core group disclosed in a kind of antitorque multipair cable for rolling stock of curved thin-walled provided by the invention, both threads core 1 forms core pair by the system of twisting, the periphery of core pair is coated with screen layer 3, screen layer 3 is formed by five class tinned copper wire braidings, and its count is not less than 90%。The periphery of screen layer 3 is extruded with inner sheath 4 and forms core group, by being coated with screen layer 3 in the periphery of core pair, can not only prevent the interference source of Exterior cable, additionally it is possible to prevent different core between interfere。
Multiple core groups form cable core 7 by the system of twisting, and the lay ratio of cable core 7 strand system is 10 times。When being embodied as, the lay ratio of cable core 7 strand system is 9 times。The quantity of the core group constituting cable core 7 is 4, and the periphery of cable core 7 is coated with the second sealing coat 5 by the wrapped formation in isolation strip。The periphery of the second sealing coat 5 is coated with the oversheath 6 by extruding formation。First sealing coat 2 and the second sealing coat 5 are made by Halogen polyester material。By adopting flexibility insulating barrier be arranged to protect the inner sheath of this insulating barrier, screen layer and oversheath 6, it is possible to be useful in vehicle and be arranged on torsion and occasion is laid in the simultaneous various activities of bending stress。
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; it is equal to replacement according to technical scheme and inventive concept thereof or is changed, all should be encompassed within protection scope of the present invention。
Claims (10)
1. the antitorque multipair cable for rolling stock of curved thin-walled, it is characterised in that: include core (1), the first sealing coat (2), screen layer (3), inner sheath (4), the second sealing coat (5) and oversheath (6)；
Core (1) includes conductor (11) and insulating barrier (12), and insulating barrier (12) is coated on the periphery of conductor (11)；Both threads core (1) forms core pair by the system of twisting, and the periphery of core pair is coated with screen layer (3), and the periphery of screen layer (3) is extruded with inner sheath (4) and forms core group；
Multiple core groups form cable core (7) by the system of twisting, and the periphery of cable core (7) is coated with the second sealing coat (5) by the wrapped formation in isolation strip；The periphery of the second sealing coat (5) is coated with the oversheath (6) by extruding formation。
2. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: insulating barrier (12) is made up of Halogen elastic material, and its component is, nylon elastomer 30-50 part, lubricant 2-4 part, age resistor 3-6 part, fire retardant 100-150 part；Wherein, fire retardant is magnesium hydroxide or aluminium hydroxide。
3. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: the thickness of insulating barrier (12) is not more than 0.15mm。
4. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: insulating barrier (12) is made up of polyether-ether-ketone engineering plastics。
5. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: the lay ratio of cable core (7) strand system is 8-10 times。
6. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 5, it is characterised in that: the lay ratio of cable core (7) strand system is 9 times。
7. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: the quantity of the core group constituting cable core (7) is 4。
8. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: screen layer (3) is formed by five class tinned copper wire braidings, and its count is not less than 90%。
9. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: conductor (11) stranded is formed through regular by many five class tinned copper wires。
10. the antitorque multipair cable for rolling stock of curved thin-walled according to claim 1, it is characterised in that: the first sealing coat (2) and the second sealing coat (5) are made by Halogen polyester material。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610035222.6A CN105702328A (en) | 2016-01-19 | 2016-01-19 | Anti-torsion thin-wall multi-pair locomotive cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610035222.6A CN105702328A (en) | 2016-01-19 | 2016-01-19 | Anti-torsion thin-wall multi-pair locomotive cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105702328A true CN105702328A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610035222.6A Pending CN105702328A (en) | 2016-01-19 | 2016-01-19 | Anti-torsion thin-wall multi-pair locomotive cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116646126A (en) * | 2023-06-15 | 2023-08-25 | 深圳市泰士特线缆有限公司 | Processing method of spiral cable with self-memory rebound function and product thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6403887B1 (en) * | 1997-12-16 | 2002-06-11 | Tensolite Company | High speed data transmission cable and method of forming same |
| CN200983283Y (en) * | 2006-11-20 | 2007-11-28 | 扬州市红旗电缆制造有限公司 | Signal transmission cable for road monitoring network |
| CN102660108A (en) * | 2012-04-11 | 2012-09-12 | 才塑高分子材料（上海）有限公司 | Weatherable irradiation crosslinking cable material |
-
2016
- 2016-01-19 CN CN201610035222.6A patent/CN105702328A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6403887B1 (en) * | 1997-12-16 | 2002-06-11 | Tensolite Company | High speed data transmission cable and method of forming same |
| CN200983283Y (en) * | 2006-11-20 | 2007-11-28 | 扬州市红旗电缆制造有限公司 | Signal transmission cable for road monitoring network |
| CN102660108A (en) * | 2012-04-11 | 2012-09-12 | 才塑高分子材料（上海）有限公司 | Weatherable irradiation crosslinking cable material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116646126A (en) * | 2023-06-15 | 2023-08-25 | 深圳市泰士特线缆有限公司 | Processing method of spiral cable with self-memory rebound function and product thereof |
| CN116646126B (en) * | 2023-06-15 | 2024-03-08 | 深圳市泰士特线缆有限公司 | Processing method of spiral cable with self-memory rebound function and product thereof |
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Application publication date: 20160622 |