CN209822308U - Single-core cable for new energy monorail railway system - Google Patents
Single-core cable for new energy monorail railway system Download PDFInfo
- Publication number
- CN209822308U CN209822308U CN201921016706.1U CN201921016706U CN209822308U CN 209822308 U CN209822308 U CN 209822308U CN 201921016706 U CN201921016706 U CN 201921016706U CN 209822308 U CN209822308 U CN 209822308U
- Authority
- CN
- China
- Prior art keywords
- layer
- stranding
- conductor
- transposition
- pitch
- 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.)
- Active
Links
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a single core cable for new forms of energy monorail railway system, including the conductor, the outside at the conductor cladding has steamed low cigarette fire-retardant irradiation crosslinked polyolefin insulating layer, glass fiber area and ceramic silicon rubber area flame retardant coating, tinned copper wire woven shield, nanometer silicon waterproof glue filling layer, aluminium alloy area interlocking armor and the steamed low cigarette fire-retardant irradiation crosslinked polyolefin restrictive coating of cigarette in proper order; the utility model has the advantages of reasonable design, the conductor adopts the regular transposition of tin-plated soft copper wire small pitch layering, and outmost for the direction of transposition is the left hand side, and intermediate level transposition pitch is greater than outmost transposition pitch, and conductor structure optimal design makes conductor structure stable, and is round, compact, should not loose the thigh, can relapse through crooked, pull indeformable. The glass fiber belt, the ceramic silicon rubber belt fireproof layer, the nanometer silicon waterproof glue filling layer and the aluminum alloy belt interlocking armor layer are added, and the fireproof, waterproof, compression-resistant, tensile and distortion-resistant performances of the cable are greatly improved.
Description
Technical Field
The utility model relates to a new forms of energy public transport technical field especially relates to a new forms of energy monorail traffic is vehicle internal wiring system, electrical control system, accumulate system and actuating system single core cable for system.
Background
With the development of cities, more and more traffic pressure is continuously present in front of people. The monorail traffic system is an important component in an urban traffic system, has the advantages of saving floor area and relieving traffic pressure, and has strong adaptability to complex terrains.
The important part of the monorail traffic, namely 'cloud rail traffic', is the fastest technology developed in recent years, the cloud rail traffic developed and manufactured by BYD in China runs in more cities, the technology is mature, but a wiring system used by a vehicle of the cloud rail system does not have a special product, most of the cloud rail traffic uses a cable for a railway locomotive vehicle, the products can meet the requirements of the railway locomotive vehicle, but the cloud rail is a novel traffic technology developed in recent years, the cloud rail is unmanned, accurate automatic control is realized, the vehicle is miniaturized, the wiring system is required to be stricter, and the product has electromagnetic compatibility, temperature resistance, corrosion resistance, aging resistance, miniaturization and the like. The existing products can not meet the special requirements, and the matched arrangement of the special products is required.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a new forms of energy monorail system is with single core cable exactly in order to compensate prior art's defect.
The utility model discloses a realize through following technical scheme:
a single-core cable for a new energy monorail railway system comprises a conductor, wherein a halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulating layer, a glass fiber belt and ceramic silicon rubber belt fireproof layer, a tinned copper wire braided shielding layer, a nano silicon waterproof adhesive filling layer, an aluminum alloy belt interlocking armor layer and a halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin sheath layer are sequentially coated on the outer side of the conductor; the specification of the conductor is 16mm2The conductors below the conductor are stranded into the conductor by adopting tinned soft copper wires in a layering and small-pitch mode, the central layer of the conductor is one tinned copper wire, the number of stranded layers is 4, each layer is 6, 12, 18 and 24 respectively, the stranding direction of the outermost layer is a left direction, the stranding direction of the middle layer is a right direction, a left direction and a right direction from outside to inside, the stranding pitch of the middle layer is not more than 14 times of the stranding outer diameter, and the stranding pitch of the outermost layer is not more than 10 times of the stranding outer diameter; the specification of the conductor is 16mm2The conductor above adopts the tinned soft copper wire, through the mode stranding into the strand of layering and little pitch earlier, then the strand strands stranding into the compound stranded conductor with the mode stranding of layering and little pitch again, its central layer is one tinned copper wire, the compound stranding number of layers is 4 layers, every layer is 6 strands respectively, 12 strands, 18 strands, 24 strands of tinned copper wires, outmost strand stranding direction is the left direction, the transposition pitch is not more than 14 times of transposition external diameter, middle transposition direction outside-in is the right direction respectively, the left direction, the right direction, the transposition pitch is not more than 16 times of transposition external diameter, the strand adopts 7 structures, middle one, outer 6, outer transposition external diameter is not more than 10 times of transposition, the direction of stranding of every layer of strand of compound stranded wire is opposite with the compound stranding direction on this layer. The conductor twisted by the scheme has the advantages of compact and round structure, small twisting gap and no possibility of loosing strands.
The braiding coverage rate of the tinned copper wire braided shielding layer is not less than 85%.
The halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulating layer and the halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin sheath layer are both extruded by adopting a thin wall of a 150 ℃ heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin material, and an irradiation cross-linking process is adopted.
The insulating layer is made of a 150 ℃ heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin material, the temperature resistance level of the insulating layer exceeds 150 ℃, the insulating layer is extruded and coated on the conductor in a semi-extrusion mode through an extruding machine, the extruded insulating layer is round and smooth, and the insulating thickness of the insulating layer is thin-wall insulation. After extrusion, crosslinking is carried out by an irradiation process, so that the working temperature of the product is improved, and the mechanical property and the corrosion resistance are improved.
The shielding layer is woven by tin-plated soft copper wires in a high density, the weaving coverage rate is not less than 85%, and the shielding layer has strong electromagnetic interference resistance.
The halogen-free low-smoke flame-retardant irradiation crosslinking polyolefin sheath layer is extruded by adopting a heat-resistant 150 ℃ halogen-free low-smoke flame-retardant irradiation crosslinking polyolefin thin wall, and the irradiation crosslinking process is adopted, so that the working temperature of the product is improved, and the mechanical property and the corrosion resistance are improved.
The utility model has the advantages that: the utility model has the advantages of reasonable design, conductor structure optimal design makes conductor structure stable, and is round, compact, should not loose the thigh, can relapse through crooked, pull indeformable.
The insulating layer and the sheath layer have high temperature resistance which is higher than that of the similar products and reaches 150 ℃, and thin-wall extrusion is adopted, so that the cable is light, small in occupied volume, convenient to install and easy to spatially arrange. And the insulation adopts halogen-free low-smoke flame retardant property, and if the cable is in fire, the cable has the advantages of personnel safety, lower corrosivity of equipment, smaller fire area and the like.
The shielding layer is woven in a high-density mode, so that the electromagnetic interference resistance is high, and the sea corrosion cable has excellent flexibility.
The glass fiber belt, the ceramic silicon rubber belt fireproof layer, the nanometer silicon waterproof glue filling layer and the aluminum alloy belt interlocking armor layer are added, and the fireproof, waterproof, compression-resistant, tensile and distortion-resistant performances of the cable are greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is 16mm2And cable structure diagrams of conductors of the following specifications.
FIG. 3 is 16mm2The cable structure of the conductor of the above specification.
Detailed Description
As shown in fig. 1, 2 and 3, the single-core cable for the new energy monorail railway system comprises a conductor 1, wherein a halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulating layer 2, a glass fiber tape and silicon ceramic rubber tape fireproof layer 3, a tinned copper wire braided shielding layer 4, a nano silicon waterproof adhesive filling layer 5, an aluminum alloy tape interlocking armor layer 6 and a halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin sheath layer 7 are sequentially coated on the outer side of the conductor 1; the specification of the conductor 1 is 16mm2The following conductors adopt tinned soft copper wires 8 and are stranded into the conductor in a layering and small pitch mode, the central layer of the conductor is one tinned copper wire, the number of stranded layers is 4, each layer is 6, 12, 18 and 24 respectively, the stranding direction of the outermost layer is a left direction, the stranding direction of the middle layer is a right direction, a left direction and a right direction from outside to inside, the stranding pitch of the middle layer is not more than 14 times of the stranding outer diameter, and the stranding pitch of the outermost layer is not more than 10 times of the stranding outer diameter; the specification of the conductor is 16mm2The conductor above adopts the tin-plated soft copper wire, through the mode stranding of layering and little pitch 9 earlier, then the strand strands stranding into the compound stranded conductor with the mode stranding of layering and little pitch again, its central layer is a tin-plated copper wire, the compound stranding number of layers is 4 layers, every layer is 6 shares respectively, 12 shares, 18 shares, 24 shares tin-plated copper wires, outmost strand stranding direction is the left direction, the transposition pitch is not more than 14 times of transposition external diameter, middle transposition direction extroversion is the right side respectively, the left side, the right side, the transposition pitch is not more than 16 times of transposition external diameter, the strand adopts 7 structures, middle one, outer 6, outer transposition pitch is not more than 10 times of transposition external diameter, the direction of stranding of every layer of compound stranded wire and the compound stranding opposite direction on this layer. The conductor twisted by the scheme has the advantages of compact and round structure, small twisting gap and no need of twistingThe strands are preferably loosened.
The braided coverage rate of the tinned copper wire braided shielding layer 4 is not less than 85%.
The halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulating layer 2 and the halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin sheath layer 7 are extruded by adopting a thin wall of a 150 ℃ heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin material, and an irradiation cross-linking process is adopted.
Claims (3)
1. The utility model provides a single core cable for new forms of energy monorail system which characterized in that: the cable comprises a conductor, wherein a halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulating layer, a glass fiber tape and ceramic silicon rubber tape fireproof layer, a tinned copper wire braided shielding layer, a nano silicon waterproof adhesive filling layer, an aluminum alloy tape interlocking armor layer and a halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin sheath layer are sequentially coated on the outer side of the conductor; the specification of the conductor is 16mm2The conductors below the conductor are stranded into the conductor by adopting tinned soft copper wires in a layering and small-pitch mode, the central layer of the conductor is one tinned copper wire, the number of stranded layers is 4, each layer is 6, 12, 18 and 24 respectively, the stranding direction of the outermost layer is a left direction, the stranding direction of the middle layer is a right direction, a left direction and a right direction from outside to inside, the stranding pitch of the middle layer is not more than 14 times of the stranding outer diameter, and the stranding pitch of the outermost layer is not more than 10 times of the stranding outer diameter; the specification of the conductor is 16mm2The conductor above adopts the tinned soft copper wire, through the mode stranding into the strand of layering and little pitch earlier, then the strand strands stranding into the compound stranded conductor with the mode stranding of layering and little pitch again, its central layer is one tinned copper wire, the compound stranding number of layers is 4 layers, every layer is 6 strands respectively, 12 strands, 18 strands, 24 strands of tinned copper wires, outmost strand stranding direction is the left direction, the transposition pitch is not more than 14 times of transposition external diameter, middle transposition direction outside-in is the right direction respectively, the left direction, the right direction, the transposition pitch is not more than 16 times of transposition external diameter, the strand adopts 7 structures, middle one, outer 6, outer transposition external diameter is not more than 10 times of transposition, the direction of stranding of every layer of strand of compound stranded wire is opposite with the compound stranding direction on this layer.
2. The single core cable for the new energy monorail system of claim 1, wherein: the braiding coverage rate of the tinned copper wire braided shielding layer is not less than 85%.
3. The single core cable for the new energy monorail system of claim 1, wherein: the halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin insulating layer and the halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin sheath layer are both extruded by adopting a thin wall of a 150 ℃ heat-resistant halogen-free low-smoke flame-retardant irradiation cross-linked polyolefin material, and an irradiation cross-linking process is adopted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016706.1U CN209822308U (en) | 2019-07-02 | 2019-07-02 | Single-core cable for new energy monorail railway system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016706.1U CN209822308U (en) | 2019-07-02 | 2019-07-02 | Single-core cable for new energy monorail railway system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209822308U true CN209822308U (en) | 2019-12-20 |
Family
ID=68885084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921016706.1U Active CN209822308U (en) | 2019-07-02 | 2019-07-02 | Single-core cable for new energy monorail railway system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209822308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110176326A (en) * | 2019-07-02 | 2019-08-27 | 东方交联电力电缆有限公司 | A kind of new energy single track railway system single-core cable |
-
2019
- 2019-07-02 CN CN201921016706.1U patent/CN209822308U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110176326A (en) * | 2019-07-02 | 2019-08-27 | 东方交联电力电缆有限公司 | A kind of new energy single track railway system single-core cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201413729Y (en) | Refractory frequency conversion cable for ship | |
| CN201331940Y (en) | Anti-interference integrated reel cable | |
| CN104835565A (en) | Cable for new energy automobile charging device and preparation method thereof | |
| CN101335110B (en) | Copper coated aluminum three-core flame-retardant flexible electric cable and manufacturing method thereof | |
| CN209822308U (en) | Single-core cable for new energy monorail railway system | |
| CN201812508U (en) | Fire-fighting corrosion-resistant and weather-proof armored cable for offshore oil platform | |
| CN201946378U (en) | Fire-proof and environment-friendly power cable | |
| CN110176326A (en) | A kind of new energy single track railway system single-core cable | |
| CN209822312U (en) | Cable for rail transit vehicle with 3kV or below AC rated voltage | |
| CN101685684B (en) | Copper-clad aluminum flexible cable and manufacture method thereof | |
| CN201340750Y (en) | Environmental-friendly direct current power connector cable for railway carriage | |
| CN209912597U (en) | Ultraviolet irradiation resistant nuclear-grade lighting cable | |
| CN201773628U (en) | Multi-core shielding type cable for locomotive vehicle | |
| CN201508723U (en) | Signal control cable used for internal-combustion engine of locomotive | |
| CN201233752Y (en) | Copper coated aluminum dual-core flame-retardant flexible electric cable | |
| CN101335115B (en) | Method for manufacturing copper coated aluminum dual-core flame-retardant flexible electric cable | |
| CN204596468U (en) | A kind of new-energy automobile charging device cable | |
| CN218414018U (en) | Thing networking composite cable | |
| CN108648863A (en) | A kind of wear-resisting type rail transit locomotive cable | |
| CN201477931U (en) | Low-smoke halogen-free flame-retardant type electric wires for rail passenger car | |
| CN203480909U (en) | Movable self-supporting high-flame retardant metal sheathed monitor-type flexible cable for coal mine | |
| CN212675964U (en) | Flame-retardant shielded cable | |
| CN219658423U (en) | Durable insulated wire | |
| CN216487360U (en) | B1 grade cable for rail transit | |
| CN201508722U (en) | A novel instrument cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |