CN106024120A - Waterproof cable filled with butadiene rubber, and preparation method thereof - Google Patents
Waterproof cable filled with butadiene rubber, and preparation method thereof Download PDFInfo
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- CN106024120A CN106024120A CN201610522583.3A CN201610522583A CN106024120A CN 106024120 A CN106024120 A CN 106024120A CN 201610522583 A CN201610522583 A CN 201610522583A CN 106024120 A CN106024120 A CN 106024120A
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- silver
- aramid fiber
- fiber yarn
- insulating barrier
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- 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
- H01B7/14—Submarine cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- 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
- H01B7/0009—Details relating to the conductive cores
-
- 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
- H01B7/0045—Cable-harnesses
-
- 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
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0225—Three or more layers
-
- 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
- H01B7/02—Disposition of insulation
- H01B7/0291—Disposition of insulation comprising two or more layers of insulation having different electrical properties
-
- 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
-
- 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
- H01B7/1875—Multi-layer sheaths
-
- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a waterproof cable filled with butadiene rubber, and a preparation method thereof. The waterproof cable comprises multiple mutually inertwisted core units, the multiple core units as a whole are externally sleeved by a silvered aramid fiber wire braided sleeve, and the silvered aramid fiber wire braided sleeve is internally filled with the butadiene rubber; the silvered aramid fiber wire braided sleeve is externally successively provided with a first insulation layer, a critical layer and a second insulation layer from the inside to the outside; and the first insulation layer is an acrylonitrile-methyl methacrylate copolymer layer, the critical layer is filled with nanometer silicon carbide, and the second insulation layer is an ethylene-tetrafluoroethylene copolymer layer. The cable prepared through such a method has excellent waterproof performance.
Description
Technical field
The present invention relates to insulated cable, in particular it relates to a kind of butadiene rubber fill water-proof cable and
Preparation method.
Background technology
Cable is typically by the cable of similar rope of several or several groups wire strandings, often group wire it
Between mutually insulated, and be often twisted into round a center, whole outside is surrounded by the cover layer of high-insulation.
It is erected at aerial more or is contained in underground, the bottom, for telecommunication or power transmission.Cable is mainly by following 4
Part composition, 1. conducting wire center: make with high conductivity material (copper or aluminum).According to laying use bar
The part requirement to cable softness, the every line heart may be formed by solid conductor or multiple conducting wires are stranded.
2. insulating barrier: the insulant as cable should have high insulation resistance, high breakdown field strength
, low dielectric loss and low dielectric constant.Insulant conventional in cable has oil-paper, polychlorostyrene second
Alkene, polyethylene, crosslinked polyethylene, rubber etc..Cable is often classified with insulant, and such as oil-paper is exhausted
Edge cable, polyvinyl chloride cable, twisted polyethylene cable etc..3. sealing sheath: the protection covered wire heart is exempted from
Damage by machinery, moisture, moisture, chemical substance, light etc..For the insulation of moisture-sensitive, typically adopt
With lead or aluminium extrusion sealing sheath.4. cover layer is protected: in order to protect sealing sheath from mechanical damage.
Sheath is outer (claims armouring electricity typically to use galvanized steel strip, steel wire or copper strips, copper wire etc. to surround as armor
Cable), armor plays electric field shielding simultaneously and prevents the effect of external electromagnetic wave interference.
Although existing cable can disclosure satisfy that in most of occasion and produce and the demand of life, but
It is in deep water, due to by the corroding of microorganism in the extruding of hydraulic pressure and water, respectively leading in cable
Line interferes with each other before being easily compacted and then causing each line heart, and meanwhile, service life is also by pole
Earth effect.
Summary of the invention
It is an object of the invention to provide water-proof cable of a kind of butadiene rubber filling and preparation method thereof, pass through
The cable that the method prepares has water resistance and the mechanical property of excellence.
To achieve these goals, the invention provides the water-proof cable that a kind of butadiene rubber is filled, this is prevented
Water power cable includes the most stranded multi cord core unit, and the outer cover of multi cord core unit is provided with silver-plated aramid fiber
Silk wired tube, is filled with butadiene rubber in silver-plated aramid fiber yarn wired tube；The outside of silver-plated aramid fiber yarn wired tube
The first insulating barrier, critical layer and the second insulating barrier it is disposed with along direction from inside to outside；First is exhausted
Edge layer is acrylonitrile methyl meth acrylat copolymer layer, and critical layer is filled with nanometer silicon carbide, second
Insulating barrier is ethylene-tetrafluoroethylene copolymer layer.
Preferably, a diameter of 0.85-0.90mm of silver-plated aramid fiber yarn wired tube, the thickness of the first insulating barrier
For 0.15-0.20mm, the thickness of critical layer is 0.05-0.12mm, and the thickness of the second insulating barrier is
0.20-0.25mm。
Preferably, the thickness of the silver coating on the outer surface of the silver-plated aramid fiber yarn in silver-plated aramid fiber yarn establishment set
For 1-2 μm.
Preferably, on the basis of the area of the cross section of silver-plated aramid fiber yarn wired tube, silver-plated aramid fiber yarn weaves
The area that in the cross section of set, butadiene rubber occupies is 35-45%.
Preferably, core unit includes the most stranded multiply silver-gilt copper wire, the outside of multiply silver-gilt copper wire
Being provided with protective layer, protective layer is filled by polystyrene and is formed.
Preferably, a diameter of 0.05-0.08mm of silver-gilt copper wire, a diameter of 0.20-0.30mm of protective layer.
Preferably, the thickness of the silver coating of the outer surface of multiply silver-gilt copper wire is 0.5-0.9 μm.
Present invention also offers the preparation method of the water-proof cable that a kind of above-mentioned butadiene rubber is filled, this system
Preparation Method includes:
1) by the most stranded for multi cord core unit, then silver-plated aramid fiber yarn wired tube is sheathed on multi cord
The outside of core unit, then fills butadiene rubber with the inside to silver-plated aramid fiber yarn wired tube；
2) acrylonitrile methyl meth acrylat copolymer is extruded in the outside of silver-plated aramid fiber yarn wired tube with
Forming the first insulating barrier, the surface that nanometer silicon carbide is then embedded at the first insulating barrier forms critical layer,
Then ethylene-tetrafluoroethylene copolymer is extruded and form the second insulating barrier with system in the outside of the first insulating barrier
Obtain the water-proof cable that butadiene rubber is filled.
Preferably, in step 1) before, method also includes: be soaked in acid solution by aramid fiber yarn, then
Take out and plate on the outer surface of aramid fiber yarn silver layer with prepare silver-plated aramid fiber yarn, then by silver-plated aramid fiber yarn
It is woven into silver-plated aramid fiber yarn wired tube.
Preferably, one or more in hydrochloric acid solution, salpeter solution and sulfuric acid solution of acid solution；And
And, the concentration of acid solution is 50-70 weight %.
According to technique scheme, the present invention is by setting gradually in the outside of multi cord core unit along fourth rubber
Glue, silver-plated aramid fiber yarn wired tube, the first insulating barrier, critical layer and the second insulating barrier, by each parts
Synergism makes this cable have water resistance and the mechanical property of excellence；Especially, in critical layer
Nanometer silicon carbide can spread in the first insulating barrier and the second insulating barrier and then make the first insulating barrier with
Second insulating barrier forms one and then improves both single insulating properties and mechanical property.Due to this electricity
The excellent insulating properties of cable and mechanical property, so that this cable stably can be carried out in deep water
Work, and then ensure its service life.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with
Detailed description below is used for explaining the present invention together, but is not intended that limitation of the present invention.?
In accompanying drawing:
Fig. 1 is the structural representation of the water-proof cable that the butadiene rubber that the present invention provides is filled.
Description of reference numerals
1, core unit 2, silver-gilt copper wire
3, silver coating 4, protective layer
5, butadiene rubber 6, silver-plated aramid fiber yarn wired tube
7, the first insulating barrier 8, critical layer
9, the second insulating barrier
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that
Detailed description of the invention described herein is merely to illustrate and explains the present invention, is not limited to this
Bright.
In the present invention, in the case of illustrating on the contrary, " inside and outside " etc. is included in term
The noun of locality only represents this term orientation under normal service condition, or is skilled artisan understands that
It is commonly called as, and is not construed as the restriction to this term.
The invention provides the water-proof cable that a kind of butadiene rubber is filled, as it is shown in figure 1, this water-proof cable
Including the most stranded multi cord core unit 1, the outer cover of multi cord core unit 1 is provided with silver-plated aramid fiber yarn
Wired tube 6, is filled with butadiene rubber 5 in silver-plated aramid fiber yarn wired tube 6；Silver-plated aramid fiber yarn wired tube 6
Outside be disposed with the first insulating barrier 7, critical layer 8 and the second insulation along direction from inside to outside
Layer 9；First insulating barrier 7 is acrylonitrile methyl meth acrylat copolymer layer, and critical layer 8 is filled with to be received
Rice carborundum, the second insulating barrier 9 is ethylene-tetrafluoroethylene copolymer layer.
The outside of above-mentioned multi cord core unit 1 sets gradually butadiene rubber 5, silver-plated aramid fiber yarn wired tube
6, the first insulating barrier 7, critical layer 8 and the second insulating barrier 9, make this by the synergism of each parts
Cable has the insulating properties of excellence, and meanwhile, this cable can keep the steady of excellence in rugged environment
Qualitative；Wherein, the nanometer silicon carbide in critical layer 8 can be to the first insulating barrier 7 and the second insulating barrier 9
Middle diffusion and then make the first insulating barrier 7 and the second insulating barrier 9 forms one and then to improve both independent
Insulating properties.Meanwhile, this cable has the stability of excellence, it is possible to keep steady in rugged environment
Fixed performance, and then ensure that it can steady operation.
In the present invention, silver-plated aramid fiber yarn wired tube the 6, first insulating barrier 7, critical layer 8 and second are exhausted
The size of edge layer 9 can select in wide scope, but in order to improve the water resistance of cable further,
Preferably, a diameter of 0.85-0.90mm of silver-plated aramid fiber yarn wired tube 6, the thickness of the first insulating barrier 7
For 0.15-0.20mm, the thickness of critical layer 8 is 0.05-0.12mm, and the thickness of the second insulating barrier 9 is
0.20-0.25mm。
Meanwhile, the thickness of the silver coating of the silver-plated aramid fiber yarn in silver-plated aramid fiber yarn establishment set can be at wide model
Enclose interior adjustment, but in order to improve capability of electromagnetic shielding and the stability of cable further, it is preferable that
The thickness of the silver coating on the outer surface of the silver-plated aramid fiber yarn in silver-plated aramid fiber yarn establishment set is 1-2 μm.
Additionally, in this cable, the content of butadiene rubber 5 can change in wide scope, but is
Butadiene rubber 5 can be fully filled between multi cord core unit 1 and core unit 1 with
Between silver-plated aramid fiber yarn wired tube 6, it is preferable that with the area of the cross section of silver-plated aramid fiber yarn wired tube 6
On the basis of, the area that in the cross section of silver-plated aramid fiber yarn wired tube 6, butadiene rubber 5 occupies is 35-45%.
On the basis of the above, the concrete knot of core unit 1 can select in wide scope, but
It is to improve the stability of the signal during wired signal transmission and the transmission quality of signal, preferably
Ground, core unit 1 includes the most stranded multiply silver-gilt copper wire 2, and the outside of multiply silver-gilt copper wire 2 sets
Being equipped with protective layer 4, protective layer 4 is filled by polystyrene and is formed.So, can be filled by polystyrene
Divide ground to come insulating between each core unit 1, and then ensure that each single core unit 1 can
Transmit and do not result in interference, preferably between different signals, and the signal of each core unit 1 transmission
Ground, a diameter of 0.05-0.08mm of silver-gilt copper wire 2, a diameter of 0.20-0.30mm of protective layer 4.
Additionally, the thickness of the silver coating 3 of multiply silver-gilt copper wire 2 can select in wide scope, but
In order to improve the signal transmission performance of multiply silver-gilt copper wire 2, it is preferable that the appearance of multiply silver-gilt copper wire 2
The thickness of the silver coating 3 in face is 0.5-0.9 μm.
Present invention also offers the preparation method of the water-proof cable that a kind of above-mentioned butadiene rubber is filled, this system
Preparation Method includes:
1) by the most stranded for multi cord core unit 1, then silver-plated aramid fiber yarn wired tube 6 is sheathed on many
The outside of strand core unit 1, then fills by butadiene rubber 5 with the inside to silver-plated aramid fiber yarn wired tube 6；
2) acrylonitrile methyl meth acrylat copolymer is extruded in the outside of silver-plated aramid fiber yarn wired tube 6
To form the first insulating barrier 7, the surface formation that nanometer silicon carbide is then embedded at the first insulating barrier 7 is faced
Interlayer 8, then extrudes the outside formation second in the first insulating barrier 7 exhausted by ethylene-tetrafluoroethylene copolymer
The water-proof cable that edge layer 9 is filled with prepared butadiene rubber.
In the preparation process in accordance with the present invention, silver-plated aramid fiber yarn wired tube 6 can be by this area any one
Plant conventional method to be prepared, but in order to improve the capability of electromagnetic shielding of silver-plated aramid fiber yarn wired tube 6,
Preferably, in step 1) before, the method also includes: is soaked in acid solution by aramid fiber yarn, then takes
Go out and plate on the outer surface of aramid fiber yarn silver layer with prepare silver-plated aramid fiber yarn, then silver-plated aramid fiber yarn is compiled
It is made into silver-plated aramid fiber yarn wired tube 6.
It addition, the kind of acid solution and concentration can also select in wide scope, but in order to carry further
The anti-electromagnetic interference capability of the high silver-plated aramid fiber yarn wired tube 6 prepared, it is preferable that acid solution is molten selected from hydrochloric acid
One or more in liquid, salpeter solution and sulfuric acid solution；Further, the concentration of acid solution is 50-70 weight
%.
The present invention is further illustrated by the following examples.
Preparation example 1
The aramid fiber yarn of a diameter of 0.10mm is soaked in the acid solution (hydrochloric acid solution) of 60 weight %, connects
Taking-up and on the outer surface of aramid fiber yarn, plate silver layer (thickness of silver coating is 1.5 μm) with prepared plating
Silver aramid fiber yarn, is then woven into silver-plated aramid fiber yarn wired tube 6 (a diameter of 0.88mm) by silver-plated aramid fiber yarn.
Embodiment 1
1) by multiply silver-gilt copper wire 2 (a diameter of 0.07mm, the thickness of silver coating 3 is 0.7 μm) phase
The most stranded, then polystyrene is extruded and form protective layer 4 (diameter in the outside of multiply silver-gilt copper wire 2
For 0.25mm) with prepared core unit；
2) by the most stranded for multi cord core unit, then silver-plated aramid fiber yarn wired tube is sheathed on multi cord
The outside of core unit, then fills butadiene rubber with the inside of extremely silver-plated aramid fiber yarn wired tube (with silver-plated virtue
On the basis of the area of the cross section of synthetic fibre silk wired tube 6, along fourth in the cross section of silver-plated aramid fiber yarn wired tube 6
The area that rubber 5 occupies is 40%)；
3) acrylonitrile methyl meth acrylat copolymer is extruded in the outside of silver-plated aramid fiber yarn wired tube with
Form the first insulating barrier 7 (thickness is 0.18mm), then nanometer silicon carbide is embedded at the first insulating barrier
Surface formed critical layer 8 (thickness is 0.08mm), then ethylene-tetrafluoroethylene copolymer is extruded
The second insulating barrier 9 (thickness is 0.22mm) is formed with prepared butadiene rubber in the outside of the first insulating barrier
The water-proof cable A1 filled.
Embodiment 2
1) by multiply silver-gilt copper wire 2 (a diameter of 0.05mm, the thickness of silver coating 3 is 0.5 μm) phase
The most stranded, then polystyrene is extruded and form protective layer 4 (diameter in the outside of multiply silver-gilt copper wire 2
For 0.20mm) with prepared core unit；
2) by the most stranded for multi cord core unit, then silver-plated aramid fiber yarn wired tube is sheathed on multi cord
The outside of core unit, then fills butadiene rubber with the inside of extremely silver-plated aramid fiber yarn wired tube (with silver-plated virtue
On the basis of the area of the cross section of synthetic fibre silk wired tube 6, along fourth in the cross section of silver-plated aramid fiber yarn wired tube 6
The area that rubber 5 occupies is 35%)；
3) acrylonitrile methyl meth acrylat copolymer is extruded in the outside of silver-plated aramid fiber yarn wired tube with
Form the first insulating barrier 7 (thickness is 0.15mm), then nanometer silicon carbide is embedded at the first insulating barrier
Surface formed critical layer 8 (thickness is 0.05mm), then ethylene-tetrafluoroethylene copolymer is extruded
The second insulating barrier 9 (thickness is 0.20mm) is formed with prepared butadiene rubber in the outside of the first insulating barrier
The water-proof cable A2 filled.
Embodiment 3
1) by multiply silver-gilt copper wire 2 (a diameter of 0.08mm, the thickness of silver coating 3 is 0.9 μm) phase
The most stranded, then polystyrene is extruded and form protective layer 4 (diameter in the outside of multiply silver-gilt copper wire 2
For 0.30mm) with prepared core unit；
2) by the most stranded for multi cord core unit, then silver-plated aramid fiber yarn wired tube is sheathed on multi cord
The outside of core unit, then fills butadiene rubber with the inside of extremely silver-plated aramid fiber yarn wired tube (with silver-plated virtue
On the basis of the area of the cross section of synthetic fibre silk wired tube 6, along fourth in the cross section of silver-plated aramid fiber yarn wired tube 6
The area that rubber 5 occupies is 45%)；
3) acrylonitrile methyl meth acrylat copolymer is extruded in the outside of silver-plated aramid fiber yarn wired tube with
Form the first insulating barrier 7 (thickness is 0.20mm), then nanometer silicon carbide is embedded at the first insulating barrier
Surface formed critical layer 8 (thickness is 0.12mm), then ethylene-tetrafluoroethylene copolymer is extruded
The second insulating barrier 9 (thickness is 0.25mm) is formed with prepared butadiene rubber in the outside of the first insulating barrier
The water-proof cable A3 filled.
Comparative example 1
Carry out preparing water-proof cable B1 according to the method for embodiment 1, except that, in step 3) in
Do not use nanometer silicon carbide.
Comparative example 2
Carry out preparing water-proof cable B2 according to the method for embodiment 1, except that, in step 2) in
Do not use butadiene rubber.
Detection example 1
1) comprcssive strength (σ of above-mentioned cable is detectedbc/ MPa), concrete outcome is shown in Table 1；
2) (hydraulic pressure is 9.8 × 10 above-mentioned cable to be placed in water deep for 100m5Pa) in 3 months, then
The error of wired signal transmission speed is put in detection againWherein,
Transmission speed 1 be placed in water for cable before transmission speed, transmission speed 2 is placed in water 3 for cable
Transmission speed after individual month；Concrete outcome is shown in Table 1.
Table 1
| σbc/MPa | Δ/% | |
| A1 | 6.7 | 0.3 |
| A2 | 6.6 | 0.3 |
| A3 | 6.5 | 0.4 |
| B1 | 4.2 | 1.8 |
| B2 | 3.8 | 1.9 |
By above-described embodiment, comparative example and detection example, the cable that the present invention provides has excellent anti-
Aqueous energy and stability.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention does not limit
Detail in above-mentioned embodiment, in the technology concept of the present invention, can be to the present invention
Technical scheme carry out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. the water-proof cable that a butadiene rubber is filled, it is characterised in that described water-proof cable includes phase
The most stranded multi cord core unit (1), the outer cover of described multi cord core unit (1) is provided with silver-plated virtue
Synthetic fibre silk wired tube (6), is filled with butadiene rubber (5) in described silver-plated aramid fiber yarn wired tube (6)；Institute
The outside stating silver-plated aramid fiber yarn wired tube (6) is disposed with the first insulation along direction from inside to outside
Layer (7), critical layer (8) and the second insulating barrier (9)；Described first insulating barrier (7) be acrylonitrile-
Methylmethacrylate copolymer layer, described critical layer (8) is filled with nanometer silicon carbide, and described second
Insulating barrier (9) is ethylene-tetrafluoroethylene copolymer layer.
Water-proof cable the most according to claim 1, it is characterised in that described silver-plated aramid fiber yarn is compiled
Knitting a diameter of 0.85-0.90mm of set (6), the thickness of described first insulating barrier (7) is 0.15-0.20mm,
The thickness of described critical layer (8) is 0.05-0.12mm, and the thickness of described second insulating barrier (9) is
0.20-0.25mm。
Water-proof cable the most according to claim 1 and 2, wherein, described silver-plated aramid fiber yarn is worked out
The thickness of the silver coating on the outer surface of the silver-plated aramid fiber yarn in set is 1-2 μm.
Water-proof cable the most according to claim 3, it is characterised in that with described silver-plated aramid fiber yarn
On the basis of the area of the cross section of wired tube (6), the cross section of described silver-plated aramid fiber yarn wired tube (6)
The area that middle butadiene rubber (5) occupies is 35-45%.
Water-proof cable the most according to claim 1 and 2, it is characterised in that described core unit
(1) including the most stranded multiply silver-gilt copper wire (2), the outside of described multiply silver-gilt copper wire (2) sets
Being equipped with protective layer (4), described protective layer (4) is filled by polystyrene and is formed.
Water-proof cable the most according to claim 5, it is characterised in that described silver-gilt copper wire (2)
A diameter of 0.05-0.08mm, a diameter of 0.20-0.30mm of described protective layer (4).
Water-proof cable the most according to claim 6, it is characterised in that described multiply silver-gilt copper wire
(2) thickness of the silver coating (3) of outer surface is 0.5-0.9 μm.
8. the water-proof cable that a butadiene rubber as described in any one in claim 1-7 is filled
Preparation method, it is characterised in that described preparation method includes:
1) by the most stranded for described multi cord core unit (1), then by described silver-plated aramid fiber yarn wired tube
(6) it is sheathed on the outside of described multi cord core unit (1), then described butadiene rubber (5) is filled out
It is charged to the inside of described silver-plated aramid fiber yarn wired tube (6)；
2) described acrylonitrile methyl meth acrylat copolymer is extruded in described silver-plated aramid fiber yarn wired tube
(6) described nanometer silicon carbide, to form described first insulating barrier (7), is then embedded at institute by outside
The surface stating the first insulating barrier (7) forms described critical layer (8), then by described ethylene-tetrafluoroethylene
Copolymer extrudes and forms the second insulating barrier (9) with prepared along fourth in the outside of described first insulating barrier (7)
The water-proof cable of rubber filling.
Preparation method the most according to claim 8, it is characterised in that in step 1) before, institute
Method of stating also includes: be soaked in acid solution by aramid fiber yarn, then taking-up the outer surface at described aramid fiber yarn
On plate silver layer with prepare silver-plated aramid fiber yarn, then described silver-plated aramid fiber yarn is woven into described silver-plated aramid fiber
Silk wired tube (6).
The most according to claim 8 or claim 9, preparation method, wherein, described acid solution is molten selected from hydrochloric acid
One or more in liquid, salpeter solution and sulfuric acid solution；Further, the concentration of described acid solution is 50-70
Weight %.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522583.3A CN106024120A (en) | 2016-07-06 | 2016-07-06 | Waterproof cable filled with butadiene rubber, and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522583.3A CN106024120A (en) | 2016-07-06 | 2016-07-06 | Waterproof cable filled with butadiene rubber, and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106024120A true CN106024120A (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610522583.3A Pending CN106024120A (en) | 2016-07-06 | 2016-07-06 | Waterproof cable filled with butadiene rubber, and preparation method thereof |
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| CN (1) | CN106024120A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110783026A (en) * | 2018-07-31 | 2020-02-11 | 住友电气工业株式会社 | Insulated wire and cable |
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| CN1049569A (en) * | 1990-07-23 | 1991-02-27 | 黄石市电缆厂 | A kind of cable and manufacture method |
| CN101964221A (en) * | 2009-07-24 | 2011-02-02 | 天津经纬电材股份有限公司 | Method for manufacturing corona resistant transposition winding wires |
| US20130306350A1 (en) * | 2011-12-15 | 2013-11-21 | Nexans | Temperature resistant halogen free cable |
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| CN110783026A (en) * | 2018-07-31 | 2020-02-11 | 住友电气工业株式会社 | Insulated wire and cable |
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