CN203787198U - High-strength extrusion-preventive copper cable - Google Patents
High-strength extrusion-preventive copper cable Download PDFInfo
- Publication number
- CN203787198U CN203787198U CN201420110878.6U CN201420110878U CN203787198U CN 203787198 U CN203787198 U CN 203787198U CN 201420110878 U CN201420110878 U CN 201420110878U CN 203787198 U CN203787198 U CN 203787198U
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- CN
- China
- Prior art keywords
- copper
- outside
- cable
- fire
- core
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- H01B7/189—Radial force absorbing layers providing a cushioning effect
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a high-strength extrusion-preventive copper cable which comprises copper conductors, insulating foaming layers, a reinforced steel core, a shielding braided belt, electric drainage wires, a flame-retardant filling layer and an elastic protective coating. The reinforced steel core is arranged at the center of the cable, the flame-retardant filling layer is arranged outside the reinforced steel core and provided with multiple pure copper wires, non-woven fabrics are arranged outside the flame-retardant filling layer, the copper conductors are arranged outside the non-woven fabrics, a second polyester tape is arranged outside the copper conductors, a single-side aluminum foil, the shielding braided belt, a PVC sheath layer and the elastic protective coating are successively arranged outside the second polyester tape, the elastic protective coating is internally provided with multiple air bags, and the air bags are filled with air. According to the utility model, the outermost of the cable is provided with the elastic protective coating, the elastic protective coating is provided with the air bags, and thus, internal leads can be effectively protected.
Description
Technical field
The utility model relates to electric power copper cable technical field, is specially a kind of high strength anti-extrusion copper cable.
Background technology
Power cable is for transmitting and distribute the cable of electric energy, is usually used in the lead line in Urban Underground electrical network, power station, the in-line power of industrial and mining enterprises and cross river, the submarine transmission line in sea excessively.
Power cable is used in some cases, requires it to have crush resistance, and for example, in automatic production and processing field, power cable is because the action with processing component is extruded, the phenomenon that often there will be power cable to be racked; And when power cable is extruded, will inevitably cause extruding to heart yearn, thus cause heart yearn distortion, electric power transfer quality is impacted.The current capacity of power cable is conventionally relevant with the sectional area of conductor thread core simultaneously, when increasing, electric current can make conductor temperature raise, the temperature of the insulating barrier of conductor outer cladding surpasses the upper change that can cause in insulating barrier generation performance in limited time, thereby the insulating reliability of insulating barrier is reduced greatly, affect the useful life of power cable, once power cable is racked, will cause production accident.
Utility model content
The technical problem that the utility model solves is to provide a kind of high strength anti-extrusion copper cable, to solve the problem proposing in above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions: a kind of high strength anti-extrusion copper cable, comprise: copper conductor, insulation foaming layer, strengthen steel core, shielding braid band, drain wire, fire-retardant packed layer, elastic protection layer, described reinforcement steel core is arranged on cable central authorities and strengthens being provided with fire-retardant packed layer outside steel core, in fire-retardant packed layer, be provided with some pure copper wires, pure copper wire is concentric circles distribution along strengthening steel core in fire-retardant packed layer, fire-retardant packed layer outside is provided with nonwoven fabrics, nonwoven fabrics outside is provided with some copper conductors, copper conductor inside is provided with two copper cores, copper core one side is provided with drain wire, copper core and drain wire outside are provided with the first polyester belt, the first polyester belt and copper core, between drain wire, be filled with insulation foaming layer, copper conductor outside is provided with the second polyester belt, the second polyester belt outside is provided with one side aluminium foil successively, shielding braid band, PVC restrictive coating, elastic protection layer, described elastic protection layer inside is provided with some air bags, in air bag, be filled with air.
Described copper core outside is electroplate with silver coating, and silver coating thickness is 2-8 μ m.
Described shielding braid band inside is provided with tinned copper wire, and tinned copper wire is network structure.
Compared with prior art; the beneficial effects of the utility model are: the utility model is covered with the insulation foaming layer as insulation outside all at wire; this insulation foaming layer has several cavities; can reduce the impact on data communication of high frequency electromagnetic radiation and capacitive coupling, and increase the mechanical strength of cable, thereby increase the service life; in addition; in cable outermost, be provided with elastic protection layer, elastic protection layer is provided with air bag, can effectively protect inner lead safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure:: 1, copper conductor; 11, silver coating; 12, copper core; 2, insulation foaming layer; 3, the first polyester belt; 4, strengthen steel core; 5, nonwoven fabrics; 6, the second polyester belt; 7, one side aluminium foil; 8, shielding braid band; 81, tinned copper wire; 9, PVC restrictive coating; 10, drain wire; 13, pure copper wire; 14, fire-retardant packed layer; 15, elastic protection layer; 16, air bag.
Embodiment
In order to make of the present utility modelly to realize technological means, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, a kind of high strength anti-extrusion copper cable, comprise: copper conductor 1, insulation foaming layer 2, strengthen steel core 4, shielding braid band 8, drain wire 10, fire-retardant packed layer 14, elastic protection layer 15, described reinforcement steel core 4 is arranged on cable central authorities reinforcement steel core 4 outsides and is provided with fire-retardant packed layer 14, in fire-retardant packed layer 14, be provided with some pure copper wires 13, pure copper wire 13 is strengthened steel core 4 on the interior edge of fire-retardant packed layer 14 and is concentric circles distribution, fire-retardant packed layer 14 outsides are provided with nonwoven fabrics 5, nonwoven fabrics 5 outsides are provided with some copper conductors 1, copper conductor 1 inside is provided with two copper cores 12, copper core 12 1 sides are provided with drain wire 10, copper core 12 is provided with the first polyester belt 3 with drain wire 10 outsides, the first polyester belt 3 and copper core 12, between drain wire 10, be filled with insulation foaming layer 2, copper conductor 1 outside is provided with the second polyester belt 6, the second polyester belt 6 outsides are provided with one side aluminium foil 7 successively, shielding braid band 8, PVC restrictive coating 9, elastic protection layer 15, described elastic protection layer 15 inside are provided with some air bags 16, in air bag 16, be filled with air.
Described copper core 12 outsides are electroplate with silver coating 11, and silver coating 11 thickness are 2-8 μ m.
Described shielding braid band 8 inside are provided with tinned copper wire 81, and tinned copper wire 81 is network structure.
The utility model is covered with the insulation foaming layer as insulation outside all at wire; this insulation foaming layer has several cavities; can reduce the impact on data communication of high frequency electromagnetic radiation and capacitive coupling; and increased the mechanical strength of cable; thereby increase the service life, in addition, in cable outermost, be provided with elastic protection layer; elastic protection layer is provided with air bag, can effectively protect inner lead safety.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a high strength anti-extrusion copper cable, comprise: copper conductor, insulation foaming layer, strengthen steel core, shielding braid band, drain wire, fire-retardant packed layer, elastic protection layer, it is characterized in that: described reinforcement steel core is arranged on cable central authorities and strengthens being provided with fire-retardant packed layer outside steel core, in fire-retardant packed layer, be provided with some pure copper wires, pure copper wire is concentric circles distribution along strengthening steel core in fire-retardant packed layer, fire-retardant packed layer outside is provided with nonwoven fabrics, nonwoven fabrics outside is provided with some copper conductors, copper conductor inside is provided with two copper cores, copper core one side is provided with drain wire, copper core and drain wire outside are provided with the first polyester belt, the first polyester belt and copper core, between drain wire, be filled with insulation foaming layer, copper conductor outside is provided with the second polyester belt, the second polyester belt outside is provided with one side aluminium foil successively, shielding braid band, PVC restrictive coating, elastic protection layer, described elastic protection layer inside is provided with some air bags, in air bag, be filled with air.
2. a kind of high strength anti-extrusion copper cable according to claim 1, is characterized in that: described copper core outside is electroplate with silver coating, and silver coating thickness is 2-8 μ m.
3. a kind of high strength anti-extrusion copper cable according to claim 1, is characterized in that: described shielding braid band inside is provided with tinned copper wire, and tinned copper wire is network structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110878.6U CN203787198U (en) | 2014-03-12 | 2014-03-12 | High-strength extrusion-preventive copper cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110878.6U CN203787198U (en) | 2014-03-12 | 2014-03-12 | High-strength extrusion-preventive copper cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787198U true CN203787198U (en) | 2014-08-20 |
Family
ID=51323359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110878.6U Expired - Fee Related CN203787198U (en) | 2014-03-12 | 2014-03-12 | High-strength extrusion-preventive copper cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203787198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575522A (en) * | 2015-08-27 | 2016-05-11 | 顾钰锋 | Sun protection cable |
| CN105869741A (en) * | 2016-05-17 | 2016-08-17 | 安徽南洋电缆有限公司 | Rare earth aluminum alloy low-voltage cable |
-
2014
- 2014-03-12 CN CN201420110878.6U patent/CN203787198U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575522A (en) * | 2015-08-27 | 2016-05-11 | 顾钰锋 | Sun protection cable |
| CN105575522B (en) * | 2015-08-27 | 2018-02-09 | 盐城利维线缆有限公司 | Sun-proof cable |
| CN105869741A (en) * | 2016-05-17 | 2016-08-17 | 安徽南洋电缆有限公司 | Rare earth aluminum alloy low-voltage cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20170312 |