CN105097077A - 400 Hz reel cable for airport - Google Patents
400 Hz reel cable for airport Download PDFInfo
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- CN105097077A CN105097077A CN201410235498.XA CN201410235498A CN105097077A CN 105097077 A CN105097077 A CN 105097077A CN 201410235498 A CN201410235498 A CN 201410235498A CN 105097077 A CN105097077 A CN 105097077A
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Abstract
The invention discloses a 400 Hz reel cable for an airport. The reel cable includes a body having a core wire and a protective layer. The core wire has a main wire group and a control wire group. The main wire group has a middle main wire and six peripheral main wires. The main wires have main wire cores. Main wire core insulating layers wrap the main wire cores. The control wire group has six sub-control wire groups circumferentially arranged at the peripheral clearance of the main wire group. The sub-control wire groups have wrapping tapes in which four control wires are twisted. The control wires have control wire cores. Control wire core insulating layers wrap the control wire cores. The main wire cores and the control wire cores are all formed by firstly bundling and then twisting a plurality of 6 types of copper wires. The proactive layer is arranged out of the core wore. The protective layer has an inner sheath, a weaving reinforcing layer and an outer sheath arranged internally and externally. The 400 Hz reel cable for the airport has excellent high flexibility, weather resistance and wear resistance, and has flame retardation and oil resistant characteristics. During the high speed running, the cable has a high mechanical stress and high alternate bending frequency, and avoids the core-breakage condition and the influence to the electrical performance.
Description
Technical field
The present invention relates to a kind of drum cable, particularly relate to a kind of airport 400Hz drum cable.
Background technology
Aircraft rests on shelter bridge waits in process, and the air-conditioning system of its inside, illuminator, communication system, dynamical system etc. all needs continuous service.If engine continuous work, comparatively large to aircraft fuel oil consumption, cost of waiting is higher, and noise is large especially.Outside access power supply, makes aircraft greatly reduce operation cost in the process of waiting.Common cable cannot meet under 400Hz power supply, the particular/special requirement of pressure drop, mutual capacitance, inductance and reactance, particularly higher to the balance requirement of D.C. resistance and electric capacity.Cable in external power supply adopts roll form retractable line, requires that cable has higher flexibility and resistance to wear, and in frequent use procedure, can not occur distortion and disconnected core phenomenon, more can not affect electric property and control system transfer of data.Airport adopted 3+1 cored structure in the past, and the outside diameter of cable is comparatively large, and flexibility is bad, operation inconvenience.Through retrieval, this type of cable of current domestic production or blank.
Summary of the invention
Object of the present invention is exactly to solve the problem, there is provided one can use under the state that dynamically circumnutates, can be body electric energy transmitting and control signal in process waited by aircraft, in cable use procedure, electric property be higher, effectively can avoid the airport 400Hz drum cable of disconnected core.
To achieve these goals, the present invention adopts following technical scheme: airport 400Hz drum cable, comprise body, described body has heart yearn and protective layer, described heart yearn has primary wire set and control line group, described primary wire set has the peripheral main line that the middle main line that is positioned at middle part and six circumferences are located at described middle main line periphery, described main line has master core, master core insulating barrier is extruded outside described master core, described control line group has the sub-control line group that six circumferences are located at described primary wire set circumferential play place, described sub-control line group has band, stranded four control lines in described band, described control line has control conductor, control conductor insulating barrier is extruded outside described control conductor, first Shu Hehou is stranded forms by multiply 6 class copper wire for described master core and control conductor, described protective layer is arranged on outside described heart yearn, and described protective layer has by the interior inner sheath, braiding reinforced layer and the oversheath that arrange outward.
Preferably: described braiding reinforced layer is aramid fiber yarn braiding reinforced layer.
Preferably: described inner sheath and oversheath all adopt high strength PUR material to make, described inner sheath embeds in stranding gap.
Preferably: described inner sheath, braiding reinforced layer and oversheath adopt plsitive mold to combine together.
Compared with prior art, the present invention has following beneficial effect: former 3 cores are improved to 6 cores by (1) the present invention, dividing equally by 1 master core is 2 master cores, primary wire set has the middle main line that is positioned at middle part and six circumferences and is located at peripheral main line outside described middle main line, control line group has the sub-control line group that six circumferences are located at described primary wire set circumferential play place, sub-control line group has band, stranded four control lines in described band, first, the element number of control conductor and core sum can increase according to actual conditions; Secondly, core adopts 6 class conductors, and increase cable flexibility, the construction of cable is more stable, and flexibility is good; Again, cable inner space utilance is high, and under equal transport capabilities might, the cable of the application's design effectively reduces the outside diameter of cable; (2) insulation and sheath material adopt high-strength material, increase its resist bending performance; (3) the long-term permission operating ambient temperature of cable of the present invention is 45 DEG C, minimum permission working temperature is-40 DEG C, possess excellent high flexibility, weathering type, resistance to wear, there is fire-retardant and oil resistant characteristic, inner sheath, braiding reinforced layer, oversheath Trinity structural design, making cable have high mechanical stress when running up, high alternating bending frequency, avoiding resolving core situation and the impact on electric property.
Accompanying drawing explanation
Fig. 1 is airport 400Hz drum cable structure chart in embodiment.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
Drum cable is under being used in 400Hz power supply, for aircraft external power supply and control system.See Fig. 1, airport 400Hz drum cable comprises body, and described body has heart yearn and protective layer.
Described heart yearn has primary wire set and control line group, described primary wire set has the peripheral main line that the middle main line that is positioned at middle part and six circumferences are located at described middle main line periphery, described main line has master core 12, master core insulating barrier 11 (high strength is extruded outside described master core 12, the insulating material of high-k), described control line group has the sub-control line group (therefore making full use of cable inner space) that six circumferences are located at described primary wire set circumferential play (limit gap) place, described sub-control line group has band 21, stranded four control lines in described band 21, described control line has control conductor 23, control conductor insulating barrier 22 is extruded outside described control conductor 23.
First Shu Hehou is stranded forms by multiply 6 class copper wire (6 class conductors are high flexibility copper conductors) for described master core and control conductor, and therefore cable has higher flexibility, has again bending property preferably.
Control conductor insulating barrier adopts the high strength elastic body material being applicable to thin-walled and extruding, and can meet the requirement in physical dimension, also can meet process control needs
Protective layer is arranged on outside described heart yearn, and described protective layer has inner sheath 32, braiding reinforced layer 32 (being preferably synthetic fibre silk braiding reinforced layer) and the oversheath 33 of inside and outside setting.
As one optimization, braiding reinforced layer is tubular carbon fibre web (having flexibility), carbon fibre web has some first carbon fibers circumferentially, every root first carbon fiber axially extends along cable, effect: one, effectively prevent sharp instrument from injuring conductor as core, protection effect is good, two, tubular carbon fibre web has the first carbon fiber axially arranged, carbon fiber axial strength is high, therefore, it is possible to effectively prevent cable to be excessively stretched, avoid the damage that excessive passive drawing causes, such as disconnected core.
Described inner sheath and oversheath all adopt high strength PUR material to make, and described inner sheath embeds in stranding gap; Described inner sheath, braiding reinforced layer and oversheath adopt plsitive mold to combine together.
The long-term permission operating ambient temperature of cable is 45 DEG C, and minimum permission working temperature is-40 DEG C; All adopt Special lubricating powder in cabling process, guarantee that relative displacement between core more freely; Adopt special cabling device, drag controls more even; Inner sheath material is high strength PUR material, and embeds in stranding gap as shown in Figure 1, makes structure more stable; Inner sheath weaves aramid fiber yarn reinforced layer outward, and jacket material is high strength PUR material, adopts plsitive mold, makes inner sheath, and braiding reinforced layer, oversheath combines together, has more resistance to bending and twisting property.
The foregoing is only the preferred embodiment of the present invention, protection scope of the present invention is not limited in above-mentioned execution mode, and every technical scheme belonging to the principle of the invention all belongs to protection scope of the present invention.For a person skilled in the art, the some improvement carried out under the prerequisite not departing from principle of the present invention, these improvement also should be considered as protection scope of the present invention.
Claims (4)
1. an airport 400Hz drum cable, comprises body, it is characterized in that, described body has heart yearn and protective layer,
Described heart yearn has primary wire set and control line group, described primary wire set has the peripheral main line that the middle main line that is positioned at middle part and six circumferences are located at described middle main line periphery, described main line has master core, master core insulating barrier is extruded outside described master core, described control line group has the sub-control line group that six circumferences are located at described primary wire set circumferential play place, described sub-control line group has band, stranded four control lines in described band, described control line has control conductor, control conductor insulating barrier is extruded outside described control conductor, first Shu Hehou is stranded forms by multiply 6 class copper wire for described master core and control conductor,
Described protective layer is arranged on outside described heart yearn, and described protective layer has by the interior inner sheath, braiding reinforced layer and the oversheath that arrange outward.
2. airport according to claim 1 400Hz drum cable, is characterized in that: described braiding reinforced layer is aramid fiber yarn braiding reinforced layer.
3. airport according to claim 1 400Hz drum cable, is characterized in that: described inner sheath and oversheath all adopt high strength PUR material to make, and described inner sheath embeds in stranding gap.
4. airport according to claim 1 400Hz drum cable, is characterized in that: described inner sheath, braiding reinforced layer and oversheath adopt plsitive mold to combine together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410235498.XA CN105097077A (en) | 2014-05-24 | 2014-05-24 | 400 Hz reel cable for airport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410235498.XA CN105097077A (en) | 2014-05-24 | 2014-05-24 | 400 Hz reel cable for airport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105097077A true CN105097077A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410235498.XA Pending CN105097077A (en) | 2014-05-24 | 2014-05-24 | 400 Hz reel cable for airport |
Country Status (1)
| Country | Link |
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| CN (1) | CN105097077A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848783A (en) * | 2015-12-03 | 2017-06-13 | 邓筠锦 | Earth lead structure |
| CN107123474A (en) * | 2017-04-28 | 2017-09-01 | 四川川东电缆有限责任公司 | A kind of airport 400HZ intermediate-frequency low-consumption balances flexible cable and manufacture method |
-
2014
- 2014-05-24 CN CN201410235498.XA patent/CN105097077A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848783A (en) * | 2015-12-03 | 2017-06-13 | 邓筠锦 | Earth lead structure |
| CN106848783B (en) * | 2015-12-03 | 2020-01-07 | 邓筠锦 | Grounding wire structure |
| CN107123474A (en) * | 2017-04-28 | 2017-09-01 | 四川川东电缆有限责任公司 | A kind of airport 400HZ intermediate-frequency low-consumption balances flexible cable and manufacture method |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |