CN208284255U - A kind of flexible compound cable structure suitable for dynamic environment - Google Patents
A kind of flexible compound cable structure suitable for dynamic environment Download PDFInfo
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- CN208284255U CN208284255U CN201820998572.7U CN201820998572U CN208284255U CN 208284255 U CN208284255 U CN 208284255U CN 201820998572 U CN201820998572 U CN 201820998572U CN 208284255 U CN208284255 U CN 208284255U
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Abstract
The utility model discloses a kind of flexible compound cable structures suitable for dynamic environment, the cable core of composite cable is twisted and is integrated by digital signal cable, one group of three core digital signal cable and the one group of four core digital signal cable of one group of electric power cable, one group of two core, every group of cable is independent twisted unit, flame-resistant insulation material is filled between every group of cable, the outer layer of cable core is laid with insulating sheath, at least provided with a reinforcing rib in each group of cable or between cable core and insulating sheath.Power supply line and digital signal line are twisted into a composite cable in certain size range by the utility model, and meet pullling for the torsional forces under dynamic environment by setting reinforcing rib, are able to satisfy for the cable requirement between two section trains.
Description
Technical field
The present invention relates to cable fields, more particularly, to a kind of flexible compound cable structure suitable for dynamic environment.
Background technique
Composite cable is usually the cable for the similar rope that by several or several groups of conducting wires [every group at least two] are twisted,
Mutually insulated between every group of conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.With
The development of technology, cable have been not limited solely to power transmission, many times can also be related to controlling the transmission line of signal
Cable, or many different types of composite cables.And requirement of the variety classes under different application environment for cable is also not
It is identical.
ON TRAINS, generally there are two types of application environments for cable, this one is the cable under fixed static environment
Cable requires tensile property lower, it is only necessary to which cable meets transfer function.But another cable, especially answer
The cable between two section compartments is used, because the bending that receive the turning of compartment both direction generates power and spacing variation in compartment produces
Raw draws high extruding, so that the composite request for cable is very high.And ON TRAINS, the transmission of various signals needs different
Cable realizes transmission, influences each other to reduce it, improves the safety of product, will be as far as possible by electric power, common when vehicle is routed
Control signal, network signal separately transmit；System integration signal is more at present, is needed in transmission process using more cables, line
The composition of cable is generally with more single-core lines or similar recombination line.
And excessive route obviously brings security risk for the line arrangement between two section trains, and one kind is needed to be able to satisfy
It is required that composite cable, but and be able to satisfy height a kind of transmission cable that can integrate forceful electric power and weak electric signal at present
The torsional forces of intensity.
Summary of the invention
The object of the present invention is to provide a kind of composite cables, solve the signal and power delivery between two section trains at present
The problem of.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of flexible compound cable structure suitable for dynamic environment, the cable core of composite cable is by one group of electric power cable, one
Digital signal cable, one group of three core digital signal cable and the one group of four core digital signal cable of two cores of group are twisted and are integrated, often
Group cable is independent twisted unit, is filled with flame-resistant insulation material between every group of cable, the outer layer of cable core is laid with insulation
Sheath, at least provided with a reinforcing rib in each group of cable or between cable core and insulating sheath.
In the above-mentioned technical solutions, one group of electric power cable includes 20-30 root single cable, and every single cable is by one
Root metal inside and sheath composition.
In the above-mentioned technical solutions, the 20-30 root single cable is uniformly and symmetrically distributed in the cable core of composite cable.
In the above-mentioned technical solutions, the digital signal cable of one group of two core includes the independent two cores cable of 2-3 root, institute
Stating one group of three core digital signal cable includes the independent three cores cable of 1-2 root, and one group of four core digital signal cable includes 1-2
The independent four cores cable of root, every kind of above-mentioned digital signal cable structure having the same except interior include more strands
Inner core, filled layer, shielded layer and the oversheath of conjunction, the inner core is by metal core and the inner sheath for being wrapped in metal wire wicking surface
Composition.
In the above-mentioned technical solutions, the shielded layer includes tincopper fuse wire braided armor and weaves around tinned copper wire
Aluminium foil layer.
In the above-mentioned technical solutions, in the digital signal cable, it is provided with reinforcing rib at twisted inner core, it is described
Reinforcing rib is twisted with inner core and is integrated.
In the above-mentioned technical solutions, composite cable includes the digital signal cable of two two cores, a three core digital signals
Cable, a four core digital signal cables and several single power cables；Three kinds of digital signal cables and filled layer
Twisted to be integrated, several single power cables are evenly distributed on around intertwist body, and are laid in single power cable outer layer
Insulating sheath.
In the above-mentioned technical solutions, composite cable includes the digital signal cable of two two cores, a three core digital signals
Cable, a four core digital signal cables and several single power cables；The four cores digital signal cable is centrally disposed
Position, the digital signal cable and a three core digital signal cables of two two cores are uniformly angularly distributed in four core digital signals
The single power cable of equal number is arranged between every two kinds of digital signal cables, has between cable and cable for the circumference of cable
Filler lays insulating sheath in outer surface after all cables are mutually twisted.
In the above-mentioned technical solutions, the outer diameter of the composite cable is between 41 ± 3mm of Φ.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
Composite cable is easy laying, lays respectively relative to power supply line, digital signal line；Composite cable is for internal line
Cable protection is better than various individual cables, tamper resistance, distortion, stretching；Digital signal line has that more reinforces to resist in composite cable
Interference performance；
Power supply line and digital signal line are twisted into a composite cable in certain size range, and pass through setting
Reinforcing rib meets pullling for the torsional forces under dynamic environment, is able to satisfy and the cable use between two section trains is wanted
It asks.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is the structural schematic diagram of single cable；
Fig. 2 is the structural schematic diagram of two core cables；
Fig. 3 is the structural schematic diagram of three core cables；
Fig. 4 is the structural schematic diagram of four core cables；
Fig. 5 is a kind of twisted layout structure schematic diagram of composite cable；
Fig. 6 is a kind of twisted layout structure schematic diagram of composite cable；
Wherein: 1 is single cable, and 2 be two core cables, and 2-1,3-1,4-1 are filled layers, and 2-2,3-2,4-2 are shielded layers,
2-3,3-3,4-3 are oversheaths, and 3 be three core cables, and 4 be four core cables, and 5 be insulating coating.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It is single cable, including metallic conductor and oversheath as shown in Fig. 1, the metallic conductor can be copper alloy core
The cable conductors materials such as line, aluminium alloy core wire, the oversheath, which is wrapped in outside the metallic conductor, serves as protection, insulating layer.It is single
Core cable can not only be used as transmission power supply, can also be used as the transmission line of signal.
As shown in Fig. 2, be the digital signal cable of twin-core, be twisted into which includes two independent single cables in
Core, inner core wrap up one layer of shielded layer outside, are oversheath outside shielded layer, are twisted with filled layer that inner core is fixed-type when inner core.It is single
The metallic conductor of core cable can be the cable conductors materials such as copper alloy core wire, aluminium alloy core wire；The inner sheath is wrapped in described
Serve as protection, insulating layer outside metallic conductor, two inner sheaths are different colours in order to distinguish；The shielded layer is to be wrapped in
Two inner sheath external structures are tinned copper wire braiding, the wrapped composite shielding of aluminium foil or both collective effect, to reach armoured magnetic field
With the purpose of protection Internal cable；Above-mentioned oversheath is wrapped in outside shielded layer, the knot such as protection internal jacket, metallic conductor, shielding
Structure, and serve as the effect of insulating layer.In this example, the digital signal cable of twin-core is mainly used as common digital controlled signal
Transmission.
As shown in figure 3, being three core digital signal cables, which includes three independent single cables to be twisted into inner core,
One layer of shielded layer is wrapped up outside inner core, is oversheath outside shielded layer, is twisted with filled layer that inner core is fixed-type when inner core.Single cable
The metallic conductor of line can be the cable conductors materials such as copper alloy core wire, aluminium alloy core wire；The inner sheath is wrapped in the metal
Protection, insulating layer are served as outside conductor, three inner sheaths are distinguished for different colours or with wire size mark；The shielding
Layer is tinned copper wire braiding, the wrapped composite shielding of aluminium foil or both collective effect in two inner sheath external structures to be wrapped in, with
Achieve the purpose that armoured magnetic field and protection Internal cable；Above-mentioned oversheath is wrapped in outside shielded layer, and protection internal jacket, metal are led
The structures such as body, shielding, and serve as the effect of insulating layer.In this example, the digital signal cable of three cores is mainly used as network letter
Number transmission, serve as CAN line.
As shown in figure 4, being four core digital signal cables, which includes four independent single cables to be twisted into inner core,
One layer of shielded layer is wrapped up outside inner core, is oversheath outside shielded layer, is twisted with filled layer that inner core is fixed-type when inner core.Single cable
The metallic conductor of line can be the cable conductors materials such as copper alloy core wire, aluminium alloy core wire；The inner sheath is wrapped in the metal
Serve as protection, insulating layer outside conductor, four inner sheaths are different colours in order to distinguish；The shielded layer is to be wrapped in two
Sheath external structure is tinned copper wire braiding, the wrapped composite shielding of aluminium foil or both collective effect, to reach armoured magnetic field and guarantor
Protect the purpose of Internal cable；Above-mentioned oversheath is wrapped in outside shielded layer, the structures such as protection internal jacket, metallic conductor, shielding, and
And serve as the effect of insulating layer.In this example, the digital signal cable of four cores is mainly used as the transmission of network signal, is used for ether
The transmission of net signal.
In above-mentioned digital signal cable, no less than one steel wire conduct can be set outside each single core cable
Reinforcing rib avoids the fracture of digital signal cable.
Embodiment one
On the basis of the above, a kind of composite cable includes the digital line for ethernet signal transmission of four cores
Cable, the digital cable for CAN line of three core, two common control signal transmission cables, these digital cables pass through
Flame retardant filler is twisted, and is twisted as a cable；The power cable of 24 singles is uniformly distributed in the surrounding of cable, 24
Power cable is twisted again with stranded cable, and covers insulating coating in twisted rear surface；Constitute one completely
Composite cable.
In view of the anti-twist active force of cable increases the steel of at least one during single power cable is twisted
Silk is twisted together as reinforcing rib, and allowing composite cable to bear the factors brings such as distortion, swing influences.
Embodiment two
On the basis of the above, a kind of composite cable includes the digital line for ethernet signal transmission of four cores
Cable, the digital cable for CAN line of three core, two common control signal transmission cables；All digital cables are equal
Even arrangement, wherein the ethernet cable of four cores is fixed at center, other three digital cable equal circumference are distributed in
Ethernet cable surrounding, the angle between every two digital cables is 120 degree；One group of 8 list is set in 120 degree of angular ranges
The power cable of core, power cable are evenly distributed in angular range.Three angles have 24 power cables altogether, then by exhausted
Edge flame resistant filler is simultaneously twisted, and covering housing constitutes complete composite cable after twisted.
During twisted, in order to further increase anti-twist active force, it can be arranged at least in each angle
A piece steel wire enhances the anti-twist active force of composite cable.
The invention is not limited to specific embodiments above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (9)
1. a kind of flexible compound cable structure suitable for dynamic environment, it is characterised in that the cable core of composite cable is by one group of electric power
Cable, one group of two core digital signal cable, one group of three core digital signal cable and one group of four core digital signal cable be twisted and be
One, every group of cable are independent twisted unit, and flame-resistant insulation material, the outer layer of cable core laying are filled between every group of cable
There is an insulating sheath, at least provided with a reinforcing rib in each group of cable or between cable core and insulating sheath.
2. a kind of flexible compound cable structure suitable for dynamic environment according to claim 1, it is characterised in that described
One group of electric power cable includes 20-30 root single cable, and every single cable is made of a metal inside and sheath.
3. a kind of flexible compound cable structure suitable for dynamic environment according to claim 2, it is characterised in that described
20-30 root single cable is uniformly and symmetrically distributed in the cable core of composite cable.
4. a kind of flexible compound cable structure suitable for dynamic environment according to claim 1, it is characterised in that described
The digital signal cable of one group of two core includes the independent two cores cable of 2-3 root, and one group of three core digital signal cable includes 1-2
The independent three cores cable of root, one group of four core digital signal cable include the independent four cores cable of 1-2 root, every kind of above-mentioned number
Word line set signal cable structure having the same except interior, includes more twisted inner cores, filled layer, shielded layer and outer shield
Set, the inner core are made of metal core with the inner sheath for being wrapped in metal wire wicking surface.
5. a kind of flexible compound cable structure suitable for dynamic environment according to claim 4, it is characterised in that described
Shielded layer includes tincopper fuse wire braided armor and the aluminium foil layer in tinned copper wire braiding.
6. a kind of flexible compound cable structure suitable for dynamic environment according to claim 4, it is characterised in that described
Digital signal cable in, reinforcing rib is provided at twisted inner core, the reinforcing rib and inner core, which are twisted, to be integrated.
7. a kind of -6 any flexible compound cable structure suitable for dynamic environment, feature exist according to claim 1
In digital signal cable, a three core digital signal cables, a four core digital signal cables that composite cable includes two two cores
Line and several single power cables；Three kinds of digital signal cables are twisted with filled layer and are integrated, several single electricity
Power cable is evenly distributed on around intertwist body, and lays insulating sheath in single power cable outer layer.
8. a kind of -6 any flexible compound cable structure suitable for dynamic environment, feature exist according to claim 1
In digital signal cable, a three core digital signal cables, a four core digital signal cables that composite cable includes two two cores
Line and several single power cables；The four cores digital signal cable is centrally-disposed, the digital signal of two two cores
Cable and a three core digital signal cables are uniformly angularly distributed in the circumference of four core digital signal cables, every two kinds of numbers letter
The single power cable of equal number is set between number cable, there is filler between cable and cable, all cables are mutually twisted
Insulating sheath is laid in outer surface afterwards.
9. a kind of flexible compound cable structure suitable for dynamic environment according to claim 1, it is characterised in that described
The outer diameter of composite cable is between 41 ± 3mm of Φ.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820998572.7U CN208284255U (en) | 2018-06-27 | 2018-06-27 | A kind of flexible compound cable structure suitable for dynamic environment |
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| CN201820998572.7U CN208284255U (en) | 2018-06-27 | 2018-06-27 | A kind of flexible compound cable structure suitable for dynamic environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508645A (en) * | 2020-04-29 | 2020-08-07 | 江苏润集科技有限公司 | Self-repairing electromagnetic shielding cable and preparation method thereof |
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2018
- 2018-06-27 CN CN201820998572.7U patent/CN208284255U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508645A (en) * | 2020-04-29 | 2020-08-07 | 江苏润集科技有限公司 | Self-repairing electromagnetic shielding cable and preparation method thereof |
| CN111508645B (en) * | 2020-04-29 | 2021-11-26 | 江苏润集科技有限公司 | Self-repairing electromagnetic shielding cable and preparation method thereof |
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