CN206516372U - High noise immunity power cable - Google Patents
High noise immunity power cable Download PDFInfo
- Publication number
- CN206516372U CN206516372U CN201720011509.5U CN201720011509U CN206516372U CN 206516372 U CN206516372 U CN 206516372U CN 201720011509 U CN201720011509 U CN 201720011509U CN 206516372 U CN206516372 U CN 206516372U
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- wire
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- layer
- insulating barrier
- cable core
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Abstract
The utility model is related to a kind of high noise immunity power cable, including cable core from inside to outside, insulating barrier, external shielding layer and overcoat, it is simple in construction, the internal shield that wherein wire outer cladding in cable core, the occurrence of extremely efficient reducing signal cross-talk between adjacent cable core, external shielding layer is provided between insulating barrier and overcoat in addition, it includes the wire sheathing being made up of some beam wire cross, more greatly strengthen its anti-interference；And the wire in cable core is spiral winding, anti-the fractureing property of cable is enhanced；The insulating barrier used adds its heat-resisting quantity and service life for resistant to elevated temperatures material；Importantly, being provided with ground wire in external shielding layer, the security during its use is substantially increased.A kind of high noise immunity power cable that the utility model is provided, has the advantages that strong interference immunity, security are good, pull resistance is good, high temperature resistant, wear-resistant and long lifespan.
Description
Technical field
The utility model is related to technical field of electric wires and cables, more particularly to a kind of jamproof power cable.
Background technology
Cable is that stranded (the correspondence power system of (around) bag insulating barrier, such as aerial insulated cable, or a few cores is squeezed outside conductor
Phase line, zero line and ground wire), such as two core above aerial insulated cables, or be further added by restrictive coating, such as plastics/rubber set electric wire.It is main
The technology wanted have drawing, stranded, insulating exruded (wrapped), stranding, armouring and sheath extrusion etc., the different works of various products
Sequence combination has certain difference.
The existing construction of cable is mainly cable core, packed layer, insulating barrier and overcoat, and the cable of this structure is in signal
Anti-interference is poor in transmitting procedure, easily there is slight interference between adjacent cable core when signal is transmitted, and influences laser propagation effect.
In order to overcome this shortcoming, the design people provides a kind of new high noise immunity power cable.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of high noise immunity power cable, have
Strong interference immunity, security are good, pull resistance is good, high temperature resistant, wear-resistant and long lifespan advantage.
High noise immunity power cable of the present utility model, including cable core, packed layer, insulating barrier, external shielding layer and anti-
Sheath, described cable core includes wire and internal shield, and described internal shield is coated with the wire, described packed layer
It is filled between described insulating barrier and described internal shield, described external shielding layer is coated with described insulating barrier, described
Overcoat be coated with described external shielding layer；Ground wire is additionally provided with, described ground wire is in external shielding layer, described ground connection
Line is yellowish green dichromatism；
It is 1.4mm- that described internal shield, which includes the semi-conductive non-woven fabric that thickness is 0.18mm-0.20mm and thickness,
1.5mm conductor shielding material layer；
The thickness of described packed layer is 1.0-1.2mm；
Described insulating barrier is the dimethyl silicone rubber layer that thickness is 10-11mm；
Described external shielding layer includes the wire sheathing that thickness is 2.5mm-2.7mm, thickness 0.1mm-0.14mm copper strips
With the semi-conductive buffer water-blocking band that thickness is 2.8mm-3.0mm；
The thickness of described overcoat is 1.5-2mm.
Further say that there is the wire of many mutual spiral windings in described cable core.
Further say, described wire is copper conductor, corronil wire or tinned wire.
Further say, the quantity of described cable core is 3-6 roots.
Further say, described packed layer is that cotton or PP restrict.
Further say, the wire sheathing of described external shielding layer is to intersect the zinc constituted silk by some Shu Xinsi to weave
Layer.
Further say, described overcoat is one kind in PVC, PE, rubber, aluminium or steel band.
Further say, the quantity of described ground wire is 2-4 roots.
The beneficial effects of the utility model are：A kind of high noise immunity power cable that the utility model is provided, including by
It is interior arrive outer cable core, insulating barrier, external shielding layer and overcoat, it is simple in construction, wherein in cable core wire outer cladding it is interior
Screen layer, the occurrence of extremely efficient reducing signal cross-talk between adjacent cable core, more preferably, insulating barrier and protection
External shielding layer is provided between layer, it includes the wire sheathing being made up of some beam wire cross, more greatly strengthen it
Anti-interference；And the wire in cable core is spiral winding, anti-the fractureing property of cable is enhanced；The insulating barrier used is resistance to height
The material of temperature, adds its heat-resisting quantity and service life；Importantly, being provided with ground wire in external shielding layer, carry significantly
Security during its high use.A kind of high noise immunity power cable that the utility model is provided, with anti-interference
By force, security is good, pull resistance is good, high temperature resistant, wear-resistant and long lifespan advantage.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and can be practiced according to the content of specification, it is described in detail below with preferred embodiment of the present utility model.
Brief description of the drawings
Fig. 1 is schematic cross-section of the present utility model；
The reference of each several part is as follows in figure：
Wire 1, internal shield 2, packed layer 3, insulating barrier 4, external shielding layer 5, ground wire 6 and overcoat 7.
Embodiment
With reference to embodiment, embodiment of the present utility model is described in further detail.Following examples
For illustrating the utility model, but it is not limited to scope of the present utility model.
Referring to Fig. 1, high noise immunity power cable described in the utility model, including cable core, packed layer 3, insulating barrier
4th, external shielding layer 5 and overcoat 7, described cable core include wire 1 and internal shield 2, and described internal shield 2, which is coated with, leads
Line 1, described packed layer 3 is filled between described insulating barrier 4 and described internal shield 2, and described external shielding layer 5 is coated
Described insulating barrier 4, described overcoat 7 is coated with described external shielding layer 5；It is additionally provided with ground wire 6, described ground wire
6 in external shielding layer 5, and described ground wire 6 is yellowish green dichromatism；
It is 1.4mm-1.5mm that the internal shield 2, which includes the semi-conductive non-woven fabric that thickness is 0.18mm-0.20mm and thickness,
Conductor shielding material layer；
The thickness of the packed layer 3 is 1.0-1.2mm；
The insulating barrier 4 is the dimethyl silicone rubber layer that thickness is 10-11mm；
The external shielding layer 5 include thickness be 2.5mm-2.7mm wire sheathing, thickness 0.1mm-0.14mm copper strips and
Thickness is 2.8mm-3.0mm semi-conductive buffer water-blocking band；
The thickness of the overcoat 7 is 1.5-2mm.
There is the wire 1 of many mutual spiral windings in described cable core.
Described wire 1 is copper conductor, corronil wire or tinned wire.
The quantity of described cable core is 3.
Described packed layer 3 is that cotton or PP restrict.
The wire sheathing of described external shielding layer 5 is to intersect the zinc constituted silk braiding layer by some Shu Xinsi.
Described overcoat 7 is one kind in PVC, PE, rubber, aluminium or steel band.
The quantity of described ground wire 6 is 3.
A kind of high noise immunity power cable in embodiment, including cable core from inside to outside, insulating barrier, external shielding layer and
Overcoat, simple in construction, the internal shield that wherein wire outer cladding in cable core, extremely efficient reduces adjacent cable core
Between signal cross-talk the occurrence of, more preferably, external shielding layer is provided between insulating barrier and overcoat, it is included by some
The wire sheathing of beam wire cross composition, more greatly strengthen its anti-interference；And the wire in cable core is that spiral is twined
Around, enhance anti-the fractureing property of cable；The insulating barrier used adds its heat-resisting quantity and uses the longevity for resistant to elevated temperatures material
Life；Importantly, being provided with ground wire in external shielding layer, the security during its use is substantially increased.This practicality is new
A kind of high noise immunity power cable that type is provided, with strong interference immunity, security is good, pull resistance is good, high temperature resistant, wear-resistant
With the advantage of long lifespan.
Described above is only preferred embodiment of the present utility model, is not limited to the utility model, it is noted that
For those skilled in the art, on the premise of the utility model technical principle is not departed from, it can also do
Go out some improvement and modification, these improvement and modification also should be regarded as protection domain of the present utility model.
Claims (1)
1. a kind of high noise immunity power cable, it is characterised in that：Including cable core, packed layer (3), insulating barrier (4), external shield
Layer (5) and overcoat (7), described cable core include wire (1) and internal shield (2), and described internal shield (2) is coated with
The wire (1), described packed layer (3) is filled between described insulating barrier (4) and described internal shield (2), described
External shielding layer (5) be coated with described insulating barrier (4), described overcoat (7) is coated with described external shielding layer (5)；Also
Provided with ground wire (6), described ground wire (6) is in external shielding layer (5), and described ground wire (6) is yellowish green dichromatism；
It is 1.4mm-1.5mm's that described internal shield, which includes the semi-conductive non-woven fabric that thickness is 0.18mm-0.20mm and thickness,
Conductor shielding material layer；
The thickness of described packed layer is 1.0-1.2mm；
Described insulating barrier is the dimethyl silicone rubber layer that thickness is 10-11mm；
Described external shielding layer includes the wire sheathing that thickness is 2.5mm-2.7mm, thickness 0.1mm-0.14mm copper strips and thickness
Spend the semi-conductive buffer water-blocking band for 2.8mm-3.0mm；
The thickness of described overcoat is 1.5-2mm；
There is the wire of many mutual spiral windings in described cable core；
Described wire is copper conductor, corronil wire or tinned wire；
The quantity of described cable core is 3-6 roots；
Described packed layer is that cotton or PP restrict；
The wire sheathing of described external shielding layer is to intersect the zinc constituted silk braiding layer by some Shu Xinsi；
Described overcoat is one kind in PVC, PE, rubber, aluminium or steel band；
The quantity of described ground wire is 2-4 roots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720011509.5U CN206516372U (en) | 2017-01-05 | 2017-01-05 | High noise immunity power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720011509.5U CN206516372U (en) | 2017-01-05 | 2017-01-05 | High noise immunity power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206516372U true CN206516372U (en) | 2017-09-22 |
Family
ID=59864325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720011509.5U Expired - Fee Related CN206516372U (en) | 2017-01-05 | 2017-01-05 | High noise immunity power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206516372U (en) |
-
2017
- 2017-01-05 CN CN201720011509.5U patent/CN206516372U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20190105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |