CN203826101U - Pipeline-used dual-core cable - Google Patents
Pipeline-used dual-core cable Download PDFInfo
- Publication number
- CN203826101U CN203826101U CN201420091177.2U CN201420091177U CN203826101U CN 203826101 U CN203826101 U CN 203826101U CN 201420091177 U CN201420091177 U CN 201420091177U CN 203826101 U CN203826101 U CN 203826101U
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- CN
- China
- Prior art keywords
- conductor
- slider
- pipeline
- isolation body
- center
- 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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- 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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Abstract
The utility model discloses a pipeline-used dual-core cable, which comprises a central strengthening piece formed by bundling of glass fiber yarn in the heart part. A first conductor, a first isolation body, a second conductor and a second isolation body are tightly attached to the central strengthening piece and sequentially connected. In any cross section, upper surfaces and lower surfaces of the first conductor, the second conductor, the first isolation body and the second isolation body are bent towards the center of the central strengthening piece and have the same curvature. In any cross section, upper surfaces of the first conductor, the first isolation body, the second conductor, and the second isolation body are located on the same circumference. Peripheries of the first conductor, the second conductor, the first isolation body and the second isolation body are sequentially coated with a shielding layer and a protection outer sheath. The shielding layer comprises an aluminium sheath and a first copper wire braiding net and a second copper wire braiding net tightly attached to the aluminium sheath from two sides of the aluminium sheath. The pipeline-used dual-core cable discloses by the utility model is simple in structure, good in flexibility, and strong in anti-interference ability.
Description
Technical field
The utility model relates to power cable technical field, relates in particular to a kind of pipeline twin cable.
Background technology
Pipeline is referred to as special cable by people conventionally with cable, and why is called as special cable, is because due to the crooked pipeline usually needing in its environment for use through tens of rice and even up to a hundred meters, therefore require it to have good bending property and hot strength.Meanwhile, because pipeline is intensive with Cable layout, require to have good shielding properties.In prior art; in order to obtain good shielding properties and hot strength; often adopt the means that thickness and raising wire core diameter, protection overcoat thickness are set of strengthening screen, this causes cable excessively thick, and bending property decline and manufacturing cost and construction cost are too high.
Utility model content
In order to solve the technical problem existing in background technology, the utility model proposes a kind of pipeline twin cable, it is simple in structure, flexible, and antijamming capability is strong.
A kind of pipeline twin cable the utility model proposes, comprises and is positioned at the center stiffener that heart portion consists of glass fiber boundling, center stiffener periphery is provided with the first conductor, the second conductor, the first slider, the second slider, the first conductor, the second conductor, the first slider, the second slider is close to center stiffener and the first conductor, the first slider, the second conductor, the second slider connects successively, on arbitrary section, and the first conductor, the second conductor, the first slider, the center curvature of the upper surface of the second slider and lower surface Dou Xiang center stiffener and the curvature of upper surface and lower surface are equal, on arbitrary section, and the first conductor, the first slider, the second conductor, the upper surface of the second slider is positioned on same circumference, the first conductor, the second conductor, the first slider, the second slider periphery is enclosed with screen and protection overcoat successively, and screen comprises aluminium cover and the first proof copper-wire braided net and the second proof copper-wire braided net that from aluminium cover both sides close attachment, in aluminium, overlap, the first proof copper-wire braided net, the second proof copper-wire braided net is that thin copper wire braiding forms and puts in aluminium by stranded mode close attachment.
Preferably, center stiffener adopts the glass fiber boundling that filament diameter is 0.02mm to form.
Preferably, in the stiffener of center, glass fiber boundling periphery is coated with polyester twining package tape.
Preferably, on arbitrary section, the first conductor and the second cross-sectional area of conductor equal and opposite in direction.
Preferably, on arbitrary section, the first slider equates with the second slider cross-sectional sizes.
Preferably, the raw material components of protection overcoat is: ethylene propylene diene rubber, 35-45 part; Mica powder, 20-25 part; Hydroxy silicon oil, 1-2 part; Zinc oxide, 3-5 part; Age resistor, 0.5-1.5 part; Paraffin, 1-3 part; Stearic acid, 0.3-0.5 part; Silane coupler, 0.5-1 part; Talcum powder, 10-20 part; Calcium powder, 10-15 part; Calcinated argil, 12-18 part; White Carbon black, 2-4 part; Paraffin oil, 3-4 part; Cumyl peroxide, 1.5-2.5 part; Crosslinking agent, 1-3 part.
In the utility model, by the center stiffener consisting of glass fiber boundling is set in cable core portion, can effectively put forward high tensile performance and resilience, thereby strengthen the adaptive capacity of cable in pipeline environment, the first conductor, the second conductor are close to center stiffener, and adopt the first separator, the second separator that the first conductor, the second conductor are separated, this frame mode can reduce the radius of cable, on arbitrary section, the center curvature of the upper surface of the first conductor, the second conductor, the first slider, the second slider and lower surface Dou Xiang center stiffener and the curvature of upper surface and lower surface equate, thereby make the first conductor, the second conductor, the first slider, the second slider stressed evenly in all directions, can improve the flexibility of cable, by adopting composite shielding layer can improve the antijamming capability of cable, in screen, the project organization that the first proof copper-wire braided net and the second proof copper-wire braided net close attachment put in aluminium, make when carrying out cable recovery, can be easily that proof copper-wire braided net, aluminium cover is separated from one another, be beneficial to recycling, protection overcoat can be protected internal structure, in protection overcoat raw material, ethylene propylene diene rubber can improve superior heat-resisting as major ingredient, resistance to oxidation, erosion-resisting characteristics, by adding mica powder, good fire resistance and electric durability energy can be provided, silane coupler is as coupling between inorganic fillers and high-polymer molecular, be conducive to improve the mechanical strength of polymer, and can improve processing characteristics, calcium powder can increase material volume as filler, reduce costs, in sizing material, be easy to disperse, improve processing performance, and can improve mechanical performance, calcinated argil has good thermal endurance as reinforcing agent, tensile property is got well and is easy to and processes.
Accompanying drawing explanation
Fig. 1 is the structural representation of twin cable for a kind of pipeline that the utility model proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of twin cable for a kind of pipeline that the utility model proposes.
With reference to Fig. 1, a kind of pipeline twin cable the utility model proposes, comprises and is positioned at the center stiffener 4 that heart portion consists of glass fiber boundling, stiffener 4 peripheries in center are provided with the first conductor 11, the second conductor 12, the first slider 21, the second slider 22, the first conductors 11, the second conductor 12, the first slider 21, the second slider 22 is close to center stiffener 4 and the first conductor 11, the first slider 21, the second conductor 12, the second slider 22 connects successively, on arbitrary section, and the first conductor 11, the second conductor 12, the first slider 21, the center curvature of the upper surface of the second slider 22 4 and lower surface Dou Xiang center stiffener 4 and the curvature of upper surface and lower surface are equal, on arbitrary section, and the first conductor 11, the first slider 21, the second conductor 12, the upper surface of the second slider 22 4 is positioned on same circumference, the first conductor 11, the second conductor 12, the first slider 21, the second slider 22 peripheries are enclosed with screen 3 and protection overcoat 5 successively, and screen 3 comprises aluminium cover 33 and overlaps 33 both sides close attachment in the first proof copper-wire braided net 31 and second proof copper-wire braided net 32, the first proof copper-wire braided nets 31 of aluminium cover 33 from aluminium, the second proof copper-wire braided net 32 forms for thin copper wire weaves and overlaps on 33 in aluminium by stranded mode close attachment.
In technique scheme, by the center stiffener 4 consisting of glass fiber boundling is set in cable core portion, can effectively put forward high tensile performance and resilience, thereby strengthen the adaptive capacity of cable in pipeline environment, by the first conductor 11, the second conductor 12 is close to center stiffener 4, and adopt the first separator, the second separator is by the first conductor 11, the second conductor 12 separates, this frame mode can reduce the radius of cable, on arbitrary section, the first conductor 11, the second conductor 12, the first slider 21, the center curvature of the upper surface of the second slider 22 4 and lower surface Dou Xiang center stiffener 4 and the curvature of upper surface and lower surface equate, thereby make the first conductor 11, the second conductor 12, the first slider 21, the second slider 22 is stressed evenly in all directions, can improve the flexibility of cable, by adopting composite shielding layer 3 can improve the antijamming capability of cable, in screen 3, the first proof copper-wire braided net 31 and the second proof copper-wire braided net 32 close attachment project organization on aluminium cover 33, make when carrying out cable recovery, can easily proof copper-wire braided net, aluminium be overlapped 33 separated from one anotherly, be beneficial to recycling.
In specific design process, center stiffener 4 adopts the coated polyester twining package tape of glass fiber boundling periphery that filament diameter is 0.02mm to form, on arbitrary section, the first conductor 11 equates with the second conductor 12 cross-sectional sizes, and the first slider 21 equates with the second slider 22 cross-sectional sizes.
In the present embodiment, the raw material components of protection overcoat 5 is: ethylene propylene diene rubber, 35-45 part; Mica powder, 20-25 part; Hydroxy silicon oil, 1-2 part; Zinc oxide, 3-5 part; Age resistor, 0.5-1.5 part; Paraffin, 1-3 part; Stearic acid, 0.3-0.5 part; Silane coupler, 0.5-1 part; Talcum powder, 10-20 part; Calcium powder, 10-15 part; Calcinated argil, 12-18 part; White Carbon black, 2-4 part; Paraffin oil, 3-4 part; Cumyl peroxide, 1.5-2.5 part; Crosslinking agent, 1-3 part.
Protection overcoat 5 is that internal structure is protected, in protection overcoat 5 raw materials, ethylene propylene diene rubber can improve superior heat-resisting as major ingredient, resistance to oxidation, erosion-resisting characteristics, by adding mica powder, good fire resistance and electric durability energy can be provided, silane coupler is as coupling between inorganic fillers and high-polymer molecular, be conducive to improve the mechanical strength of polymer, and can improve processing characteristics, calcium powder can increase material volume as filler, reduce costs, in sizing material, be easy to disperse, improve processing performance, and can improve mechanical performance, calcinated argil has good thermal endurance as reinforcing agent, tensile property is got well and is easy to and processes.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection range of the present utility model.
Claims (5)
1. a pipeline twin cable, is characterized in that, comprises and is positioned at the center stiffener (4) that heart portion consists of glass fiber boundling, and center stiffener (4) periphery is provided with the first conductor (11), the second conductor (12), the first slider (21), the second slider (22), the first conductor (11), the second conductor (12), the first slider (21), the second slider (22) is close to center stiffener (4) and the first conductor (11), the first slider (21), the second conductor (12), the second slider (22) connects successively, on arbitrary section, and the first conductor (11), the second conductor (12), the first slider (21), the center curvature of the upper surface of the second slider (22) four and lower surface Dou Xiang center stiffener (4) and the curvature of upper surface and lower surface are equal, on arbitrary section, and the first conductor (11), the first slider (21), the second conductor (12), the upper surface of the second slider (22) four is positioned on same circumference, the first conductor (11), the second conductor (12), the first slider (21), the second slider (22) periphery is enclosed with screen (3) and protection overcoat (5) successively, screen (3) comprises aluminium cover (33) and the first proof copper-wire braided net (31) from aluminium cover (33) both sides close attachment in aluminium cover (33) and the second proof copper-wire braided net (32), the first proof copper-wire braided net (31), the second proof copper-wire braided net (32) for thin copper wire braiding form and by stranded mode close attachment on aluminium cover (33).
2. pipeline twin cable according to claim 1, is characterized in that, center stiffener (4) adopts the glass fiber boundling that filament diameter is 0.02mm to form.
3. pipeline twin cable according to claim 1, is characterized in that, in center stiffener (4), glass fiber boundling periphery is coated with polyester twining package tape.
4. pipeline twin cable according to claim 1, is characterized in that, on arbitrary section, the first conductor (11) equates with the second conductor (12) cross-sectional sizes.
5. pipeline twin cable according to claim 1, is characterized in that, on arbitrary section, the first slider (21) equates with the second slider (22) cross-sectional sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091177.2U CN203826101U (en) | 2014-03-01 | 2014-03-01 | Pipeline-used dual-core cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091177.2U CN203826101U (en) | 2014-03-01 | 2014-03-01 | Pipeline-used dual-core cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826101U true CN203826101U (en) | 2014-09-10 |
Family
ID=51481575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420091177.2U Expired - Fee Related CN203826101U (en) | 2014-03-01 | 2014-03-01 | Pipeline-used dual-core cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203826101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903782A (en) * | 2014-03-01 | 2014-07-02 | 安徽中通电缆科技有限公司 | Double-core cable for pipeline |
-
2014
- 2014-03-01 CN CN201420091177.2U patent/CN203826101U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903782A (en) * | 2014-03-01 | 2014-07-02 | 安徽中通电缆科技有限公司 | Double-core cable for pipeline |
| CN103903782B (en) * | 2014-03-01 | 2016-06-08 | 安徽中通电缆科技有限公司 | A kind of pipeline two-core 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 |
Granted publication date: 20140910 Termination date: 20150301 |
|
| EXPY | Termination of patent right or utility model |