CN204946568U - A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable - Google Patents
A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable Download PDFInfo
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- CN204946568U CN204946568U CN201520555626.9U CN201520555626U CN204946568U CN 204946568 U CN204946568 U CN 204946568U CN 201520555626 U CN201520555626 U CN 201520555626U CN 204946568 U CN204946568 U CN 204946568U
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Abstract
The utility model relates to a kind of CRH series motor train unit low smoke and zero halogen thin-walled cable.The utility model belongs to CRH series motor-car field of cable technology.A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable, is characterized in: CRH series motor train unit low smoke and zero halogen thin-walled cable is made up of insulated wire cores, filling (2) and restrictive coating (5); Channelizing line (3) is provided with in insulated wire cores; Insulated wire cores is made up of twisted copper conductors (1) and insulating barrier (4), twisted copper conductors (1) deflects in the same way and is twisted together, insulating barrier (4) is extruded in twisted copper conductors (1) outside, there is restrictive coating (5) outside insulated wire cores, between insulated wire cores and restrictive coating (5), have filling (2).It is little that the utility model has conductor diameter, and whole cable is lightweight, and flexibility is good, patching operations is convenient, electrical property and signal transmission performance good, cable security performance is high, meet the lightweight requirements of high ferro motor-car, ensure safe operation, the advantages such as severe installation and environment for use can be adapted to.
Description
Technical field
The utility model belongs to CRH series motor-car field of cable technology, particularly relates to a kind of CRH series motor train unit low smoke and zero halogen thin-walled cable.
Background technology
At present, known CRH series motor train unit cable, overall weight weight, size is large, and tensile strength is low, transferring electric power or transmission of signal ability, and cable security poor performance, does not meet the lightweight requirements of high ferro motor-car, cannot ensure the safe operation of railroad coach.And, common CRH series motor train unit cable adopts Halogen insulated with material layer, restrictive coating, once breaking out of fire, halogen produces a large amount of dense smoke, make rescue work be difficult to carry out, personnel are scorched to death immediately, cause to be smoked by smog and suffocate, these shortcomings and technical problem limit the use of product, cause the safe operation hidden danger of CRH series motor train unit.
Summary of the invention
The utility model provides a kind of CRH series motor train unit low smoke and zero halogen thin-walled cable for solving in known technology the technical problem that exists.
The purpose of this utility model is to provide one, and to have conductor diameter little, whole cable is lightweight, flexibility is good, patching operations is convenient, electrical property and signal transmission performance good, cable security performance is high, meet CRH series motor train unit lightweight requirements, ensure safe operation, the CRH series motor train unit low smoke and zero halogen thin-walled cable of the features such as severe installation and environment for use can be adapted to.
The utility model cable mainly cable is mainly the supporting electric wire of railway CRH series motor train unit, is suitable for motor train unit transferring electric power or transmission of signal uses.This cable has Halogen, low cigarette, anti-extrusion, fire-retardant, resistance to wet goods performance; The insulation of cable and jacket wall thickness, outside dimension is less, saves installing space, and simultaneously unique structural design facilitates wiring to install and use.Nominal cross: 0.5 ~ 2.5mm
2, cable core number: 1 core ~ 48 core, rated voltage: 300V.
The characteristic had of the utility model CRH series motor train unit low smoke and zero halogen thin-walled cable:
1. conductor is stranded tinned conductor, filament diameter 0.18-0.30mm, and conductor is stranded in the same way, effectively reduces conductor diameter.
2. insulation adopts heatproof 105 DEG C of cross-linking radiation polyolefine materials, and this cross-linking method can ensure insulating material degree of cross linking uniformity, makes insulation property more stable.
3. fill and adopt special low density material to fill, make cable core more reduce sheath material consumption while rounding, whole cable weight is lighter, and this packing material has easy tear characteristics simultaneously, and installation process, without the need to cutting, facilitates patching operations.
4. add channelizing line in cable core, while improving cable security performance, facilitate patching operations.
5. sheath adopts heatproof 105 DEG C of cross-linking radiation polyolefine materials, makes cable have the performance such as Halogen, low cigarette, fire-retardant, oil resistant, softness, can adapt to harsher install and use environment.Simultaneously lower density of material, makes the weight of cable lighter.
The technical scheme that the utility model CRH series motor train unit low smoke and zero halogen thin-walled cable is taked is:
A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable, is characterized in: CRH series motor train unit low smoke and zero halogen thin-walled cable is made up of insulated wire cores, filling and restrictive coating; Channelizing line is provided with in insulated wire cores; Insulated wire cores is made up of twisted copper conductors and insulating barrier, and twisted copper conductors deflects in the same way and is twisted together, and extrudes insulating barrier outside twisted copper conductors, has restrictive coating outside insulated wire cores, has filling between insulated wire cores and restrictive coating.
The utility model CRH series motor train unit low smoke and zero halogen thin-walled cable can also adopt following technical scheme:
Described CRH series motor train unit low smoke and zero halogen thin-walled cable, be characterized in: insulated wire cores is 3,3 adjacent insulated wire cores centre positions 3 are provided with 1 channelizing line.
Described CRH series motor train unit low smoke and zero halogen thin-walled cable, is characterized in: twisted copper conductors is stranded tinned copper conductor, tinned copper conductor filament diameter 0.18-0.30mm.
The advantage that the utility model has and good effect are:
CRH series motor train unit low smoke and zero halogen thin-walled cable is owing to have employed the brand-new technical scheme of the utility model, compared with prior art, the utility model has excellent electrical property and signal transmission performance, the whole cable weight of same cross-sectional is lighter, meet the lightweight requirements of high ferro motor-car, special structure and material facilitates patching operations simultaneously.In addition, this cable also has Halogen, low cigarette, fire-retardant, resistance to wet goods characteristic, can adapt to the advantages such as severe installation and environment for use.
Accompanying drawing explanation
Fig. 1 is the utility model CRH series motor train unit low smoke and zero halogen thin-walled cable cross section structure schematic diagram.
In figure, 1, conductor, 2, fill, 3, channelizing line, 4, insulating barrier, 5, restrictive coating.
Embodiment
For utility model content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Accompanying drawings 1.
Embodiment 1
A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable, is made up of insulated wire cores, filling 2 and restrictive coating 5; Channelizing line 3 is provided with in insulated wire cores; Insulated wire cores is made up of twisted copper conductors 1 and insulating barrier 4, and twisted copper conductors 1 deflects in the same way and is twisted together, and extrudes insulating barrier 4 outside twisted copper conductors 1, has restrictive coating 5 outside insulated wire cores, has filling 2 between insulated wire cores and restrictive coating 5.Insulated wire cores is 3, and 3 adjacent insulated wire cores centre positions 3 are provided with 1 channelizing line 3.Twisted copper conductors is stranded tinned copper conductor, tinned copper conductor filament diameter 0.20mm.
The present embodiment CRH series motor train unit low smoke and zero halogen thin-walled cable rated voltage: 300V.
The specific implementation process of the present embodiment and feature:
1. conductor is stranded tinned conductor, filament diameter 0.18-0.30mm, and conductor is stranded in the same way, effectively reduces conductor diameter.
2. insulation adopts heatproof 105 DEG C of cross-linking radiation polyolefine materials, and this cross-linking method can ensure insulating material degree of cross linking uniformity, makes insulation property more stable.
3. fill and adopt special low density material to fill, make cable core more reduce sheath material consumption while rounding, whole cable weight is lighter, and this packing material has easy tear characteristics simultaneously, and installation process, without the need to cutting, facilitates patching operations.
4. add channelizing line in cable core, while improving cable security performance, facilitate patching operations.
5. sheath adopts heatproof 105 DEG C of cross-linking radiation polyolefine materials, makes cable have the performance such as Halogen, low cigarette, fire-retardant, oil resistant, softness, can adapt to harsher install and use environment.Simultaneously lower density of material, makes the weight of cable lighter.
After the present embodiment CRH series motor train unit low smoke and zero halogen thin-walled cable adopts this structure, this cable is made to have excellent electrical property and signal transmission performance, the whole cable weight of same cross-sectional is lighter, and meet the lightweight requirements of high ferro motor-car, special structure and material facilitates patching operations simultaneously.In addition, this cable also has Halogen, low cigarette, fire-retardant, resistance to wet goods characteristic, can adapt to severe installation and environment for use.
Claims (3)
1. a CRH series motor train unit low smoke and zero halogen thin-walled cable, is characterized in that: CRH series motor train unit low smoke and zero halogen thin-walled cable is made up of insulated wire cores, filling (2) and restrictive coating (5); Channelizing line (3) is provided with in insulated wire cores; Insulated wire cores is made up of twisted copper conductors (1) and insulating barrier (4), twisted copper conductors (1) deflects in the same way and is twisted together, insulating barrier (4) is extruded in twisted copper conductors (1) outside, there is restrictive coating (5) outside insulated wire cores, between insulated wire cores and restrictive coating (5), have filling (2).
2. CRH series motor train unit low smoke and zero halogen thin-walled cable according to claim 1, it is characterized in that: insulated wire cores is 3,3 adjacent insulated wire cores centre positions 3 are provided with 1 channelizing line (3).
3. CRH series motor train unit low smoke and zero halogen thin-walled cable according to claim 1 and 2, is characterized in that: twisted copper conductors is stranded tinned copper conductor, tinned copper conductor filament diameter 0.18-0.30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520555626.9U CN204946568U (en) | 2015-07-27 | 2015-07-27 | A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520555626.9U CN204946568U (en) | 2015-07-27 | 2015-07-27 | A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable |
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| Publication Number | Publication Date |
|---|---|
| CN204946568U true CN204946568U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520555626.9U Active CN204946568U (en) | 2015-07-27 | 2015-07-27 | A kind of CRH series motor train unit low smoke and zero halogen thin-walled cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114864142A (en) * | 2022-06-21 | 2022-08-05 | 远东电缆有限公司 | Self-bearing cable and production process thereof |
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2015
- 2015-07-27 CN CN201520555626.9U patent/CN204946568U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114864142A (en) * | 2022-06-21 | 2022-08-05 | 远东电缆有限公司 | Self-bearing cable and production process thereof |
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