CN207765187U - A kind of high-strength insulating aerial cable - Google Patents
A kind of high-strength insulating aerial cable Download PDFInfo
- Publication number
- CN207765187U CN207765187U CN201820053004.XU CN201820053004U CN207765187U CN 207765187 U CN207765187 U CN 207765187U CN 201820053004 U CN201820053004 U CN 201820053004U CN 207765187 U CN207765187 U CN 207765187U
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- Prior art keywords
- conductor
- layer
- line feeder
- compound line
- inner core
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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
A kind of high-strength insulating aerial cable, including cable inner core, cable inner core includes carrying strengthening core, conductor and compound line feeder, conductor and compound line feeder are to carry strengthening core as the evenly distributed setting in the center of circle, conductor and compound line feeder are being interspersed using carrying on circumference of the strengthening core as the center of circle, the conductor includes conductor inner core, internal shield layer and insulating layer, conductor inner core is twisted by multiple conductor wires, internal shield layer is coated on conductor inner core, insulating layer is coated on internal shield layer, it is coated with exterior shield layer successively from inside to outside in the outside of cable inner core, temperature isolation layer, waterproof layer and protective layer, the waterproof layer includes multiple to carry strengthening core as the equally distributed round waterstop in the center of circle, round waterstop is between temperature isolation layer and protective layer；The utility model has the advantages that bearing strength is high, thermal adaptability is good, insulation performance is high and conductive shield effect is good in a word.
Description
Technical field
The utility model belongs to handling cable technical field more particularly to a kind of high-strength insulating aerial cable.
Background technology
Aerial cable is equipped with insulating layer and protects the aerial condutor of crust, be between aerial condutor and buried cable it
Between new power transmission mode, have that power supply reliability is high, Supply Security is good, set up and easy to maintenance and economy is rationally etc. main
Want feature；Aerial cable is supported by shaft tower, is improved the aerial span of cable and can be effectively reduced shaft tower on ground
Quantity, while reducing the friction between aerial cable and shaft tower and friction that aerial cable is subject in operation, protection
Aerial cable, and the area that component environment is severe, establishing for shaft tower is extremely difficult, and the aerial cable of high intensity is needed to reduce
The quantity of shaft tower；Especially in the sleety weather of autumn and winter, the surface of cable, which can condense, ice, and temperature is being caused to cable inside
Degree makes aerial cable be weighed by additional while influence, and aerial cable is needed to have higher intensity；Aerial cable uses
When, it is by major insulation and air dielectric shared, so design since voltage-to-ground is added on cable insulation
The insulation thickness of aerial cable obtains the frame of the states such as thinner or even American-European and Japan than the insulation thickness for the common cable that ground applies
Empty cable requires the insulation thickness of aerial cable thinner by 10% to 20% than common cable, ensures that aerial cable is acted in term Voltage
Under, quality of insulation will not be decreased obviously, and unlike buried-pipe laying cable will produce water tree in longtime running, protect aerial cable
Insulation performance, at present existing part processing cable constantly thickeies the outer packaging of cable, reduction insulating materials and air connect
It touches, reduces the quality of insulation of aerial cable again while increasing weight aerial cable weight.
Utility model content
The utility model provides a kind of high-strength insulating aerial cable, the insufficient strength to solve existing overhead cable is high,
Thermal adaptability difference and the bad technical problem of quality of insulation.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：A kind of aerial electricity of high-strength insulating
Cable, including cable inner core, cable inner core include carrying strengthening core, conductor and compound line feeder, conductor and compound line feeder with
Carrying strengthening core is the evenly distributed setting in the center of circle, conductor and compound line feeder to carry on circumference of the strengthening core as the center of circle staggeredly
The outer sheath of distribution, the carrying strengthening core is equipped with fixed pipe sleeve, and spaced apart conductor is connected on the peripheral surface of fixed pipe sleeve
With the divider of compound line feeder, divider uniformly divides perpendicular to fixed pipe sleeve and divider along the periphery of fixed pipe sleeve
Cloth, the side of divider are provided with the arc partition groove with the matched indent of the outer circumference surface of conductor and compound line feeder, point
The top of parting bead is provided with separates protrusion with the arc of evagination, and the fixing pipe, which is put on, is provided with arc matching groove, arc
It is matched with the outer diameter of conductor and compound line feeder with groove and conductor and compound line feeder is placed on corresponding arc and matches groove
On, the quantity that arc matches groove is identical as the total quantity of conductor and compound line feeder, and the conductor includes conductor inner core, inside
Shielded layer and insulating layer, conductor inner core are twisted by multiple conductor wires, and internal shield layer is coated on conductor inner core, insulating layer
It is coated on internal shield layer, exterior shield layer, temperature isolation layer, anti-is coated with successively from inside to outside in the outside of cable inner core
Water layer and protective layer, the waterproof layer include multiple to carry strengthening core as the equally distributed round waterstop in the center of circle, and circle is stopped
Water band is parallel to carrying strengthening core setting, and round waterstop is between temperature isolation layer and protective layer.
Further, conductor wire is heat resistant aluminum alloy wire, and intensity is high, light-weight, while heat resistant aluminum alloy wire has resistance to height
The big advantage of temperature, transmission capacity, improves the security performance that can also increase aerial cable while increasing electricity conveying capacity.
Further, it is carbon fibre composite heat resistance alloy to carry strengthening core and compound line feeder, and carbon fibre is compound
Flexibility is also fine while the intensity of heat-resisting alloy is high, and the tape loss of generation and eddy-current loss are very low, and heat resistance is stronger, energy
The transmission for adapting to more high current, increases the service life of aerial cable.
Further, there is gap between adjacent round waterstop, have air can be with insulating layer one between round waterstop
It rises and undertakes voltage, simultaneous air also plays a role the thermal insulation of aerial cable.
Further, insulating layer is heat resistant polyethylene material, and the conveying of conductor inner core can be endured while mitigating weight
The heat that electricity generates, increases the security performance of aerial cable.
Further, protective layer is nylon material, nylon material have excellent thermal stability, higher mechanical strength,
Creep resistant and wearability, it is small compared to common aerial cable friction coefficient, the damage that cable receives is reduced, safety is improved.
Further, conductor is three, and compound line feeder is three, and three conductors and three compound line feeders staggeredly divide
Cloth, and adjacent conductor and compound line feeder are separated by divider, divider is six and along the excircle of fixed pipe sleeve
Face is uniformly distributed.
Compared with the existing technology, the beneficial effects of the utility model are：The utility model is using carrying strengthening core and compound
Line feeder increases the intensity of aerial cable, remains to continue conduction in the case where carrying strengthening core fracture, use is compound
Line feeder spaced apart conductor has between conductor gap to accommodate air, and air can be with insulating layer shared voltage, and air is also to protecting
Mild heat dissipation plays a role, and carries out conduction using conductor, can guarantee insulating layer and air shared voltage；Using divider
Conductor and compound line feeder can be prevented to be squeezed and deform and move, keep conductor and compound line feeder staggeredly uniform
The arrangement mode of distribution increases divider and conductor and compound line feeder contact surface using arc partition groove, reduces and separate
Exterior shield layer suffered by item increases the friction of divider the service life of divider, separates protrusion using arc to increase
Divider is in extrusion process by using arc matching groove limitation conductor and compound line feeder；Keep conductor and compound
Line feeder interlocks equally distributed arrangement mode；Conductive core and insulating layer are prevented using internal shield layer and exterior shield layer
Between form corona and reinforce shield effectiveness, conduction is carried out as medium using the conductive core that multiple conductor wires are twisted,
Prevent conductor from being influenced being normally carried out for guarantee conduction by ice and snow weather microthermal climate using temperature isolation layer, using waterproof
Layer and round waterstop ensure that water penetrates into the conduction of the internal influence conductor of cable, prevent aerial cable from existing using protective layer
It is worn during installation, and protects the inside of cable during aerial cable use, increase cable uses the longevity
Life；The utility model has that bearing strength is high, thermal adaptability is good, insulation performance is high in a word and that conductive shield effect is good is excellent
Point.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the connection diagram of divider and fixed pipe sleeve.
In figure：1, cable inner core 2, carrying strengthening core 3, conductor 4, compound line feeder 5, fixed pipe sleeve 6, point
Parting bead 7,8 arc of arc partition groove separate protrusion 9, arc matching groove 10, conductor inner core 11, internal shield
Layer 12, insulating layer 13, conductor wire 14, exterior shield layer 15, temperature isolation layer 16, waterproof layer 17, protective layer
18, round waterstop.
Specific implementation mode
Embodiment：As depicted in figs. 1 and 2, a kind of high-strength insulating aerial cable, including cable inner core 1, cable inner core 1
Including carrying strengthening core 2, conductor 3 and compound line feeder 4, conductor 3 and compound line feeder 4 are that the center of circle is equal to carry strengthening core 2
Even to be arranged, conductor 3 and compound line feeder 4 carry strengthening core to carry strengthening core 2 to be interspersed on the circumference in the center of circle
2 and compound line feeder 4 be carbon fibre composite heat resistance alloy, the intensity of carbon fibre composite heat resistance alloy is flexible while high
Property it is also fine, the loss of the tape of generation and eddy-current loss are very low, and heat resistance is stronger, adapt to the transmission of more high current, increase frame
The service life of empty cable；The outer sheath of the carrying strengthening core 2 is equipped with fixed pipe sleeve 5, is connected on the peripheral surface of fixed pipe sleeve 5
It is provided with the divider 6 of spaced apart conductor 3 and compound line feeder 4, divider 6 is perpendicular to fixed pipe sleeve 5 and divider 6 is along fixation
The periphery of pipe sleeve 5 is uniformly distributed, and the side of divider 6 is provided with matched with the outer circumference surface of conductor 3 and compound line feeder 4
The arc partition groove 7 of indent, the top of divider 6 is provided with separates protrusion 8 with the arc of evagination, on the fixed pipe sleeve 5
It is provided with arc matching groove 9, arc matching groove 9 is matched with the outer diameter of conductor 3 and compound line feeder 4 and conductor 3 and compound
Line feeder 4 is placed on corresponding arc matching groove 9, and arc matches the quantity of groove 9 and conductor 3 and compound line feeder 4
Total quantity is identical, and the fixed pipe sleeve 5 and divider 6 are made of heat proof material；Conductor 3 is three, and compound line feeder 4 is three
A, three conductors 3 and three compound line feeders 4 are interspersed, and adjacent conductor 3 and compound line feeder 4 is divided by divider 6
It separates, divider 6 is six and is uniformly distributed along the outer circumference surface of fixed pipe sleeve 5 that the quantity that arc matches groove 9 is six；
The conductor 3 includes conductor inner core 10, internal shield layer 11 and insulating layer 12, conductor inner core 10 it is twisted by multiple conductor wires 13 and
At conductor wire 13 is heat resistant aluminum alloy wire, and intensity is high, light-weight, while heat resistant aluminum alloy wire has high temperature resistant, transmission capacity big
The advantages of, improve the security performance that can also increase aerial cable while increasing electricity conveying capacity；Internal shield layer 11 coats
On conductor inner core 10, insulating layer 12 is coated on internal shield layer 11, and insulating layer 12 is heat resistant polyethylene material, is mitigating weight
Conductor inner core 10 can be endured while amount and conveys the heat that electricity generates, and increase the security performance of aerial cable；In cable
The outside of core 1 is coated with exterior shield layer 14, temperature isolation layer 15, waterproof layer 16 and protective layer 17 successively from inside to outside, described
Including multiple to carry strengthening core 2 as the equally distributed round waterstop 18 in the center of circle, round waterstop 18 is parallel to waterproof layer 16
It carries strengthening core 2 to be arranged, round waterstop 18 is between temperature isolation layer 15 and protective layer 17, adjacent round waterstop 18
Between have gap, have air that can undertake voltage together with insulating layer 12 between round waterstop 18, simultaneous air is also right
The thermal insulation of aerial cable plays a role；Protective layer 17 is nylon material, and nylon material has excellent thermal stability, higher machine
Tool intensity, creep resistant and wearability, it is small compared to common aerial cable friction coefficient, the damage that cable receives is reduced, is improved
Safety.
The utility model supports aerial cable, by outer when implementing by carrying strengthening core 2 and compound line feeder 4
Portion's shielded layer 14, temperature isolation layer 15, waterproof layer 16 and protective layer 17 protect the inside of aerial cable, prevent in aerial cable
Aerial cable damages by the external environment of high temperature or low temperature, moist external environment and installation abrasion in portion, increases aerial
The service life of cable；Corona effects are reduced by internal shield layer 11 and exterior shield layer 14, prevent frame in wet weather
Empty cable is damaged by corona；Conduction is carried out by conductor wire 13, is insulated to conduction by insulating layer 12；This practicality in a word
It is novel to have the advantages that bearing strength is high, thermal adaptability is good, insulation performance is high and conductive shield effect is good.
Claims (7)
1. a kind of high-strength insulating aerial cable, it is characterised in that：Including cable inner core, cable inner core include carrying strengthening core,
Conductor and compound line feeder, conductor and compound line feeder are to carry strengthening core as the evenly distributed setting in the center of circle, conductor and compound
Line feeder is being interspersed using carrying on circumference of the strengthening core as the center of circle, and the outer sheath of the carrying strengthening core is equipped with fixing pipe
Set fixes the divider that spaced apart conductor and compound line feeder are connected on the peripheral surface of pipe sleeve, and divider is perpendicular to fixation
Pipe sleeve and divider are uniformly distributed along the periphery of fixed pipe sleeve, and the side of divider is provided with and conductor and compound line feeder
The matched indent of outer circumference surface arc partition groove, the top of divider is provided with and the arc of evagination separates protrusion, institute
It states fixing pipe and puts on and be provided with arc matching groove, arc matching groove matches and conductor with the outer diameter of conductor and compound line feeder
It is placed on corresponding arc matching groove with compound line feeder, the conductor includes conductor inner core, internal shield layer and insulation
Layer, conductor inner core are twisted by multiple conductor wires, and internal shield layer is coated on conductor inner core, and insulating layer is coated on internal screen
It covers on layer, exterior shield layer, temperature isolation layer, waterproof layer and protection is coated with successively from inside to outside in the outside of cable inner core
Layer, it to carry strengthening core is the equally distributed round waterstop in the center of circle that the waterproof layer, which includes multiple, and round waterstop is located at warm
It spends between separation layer and protective layer.
2. a kind of high-strength insulating aerial cable according to claim 1, it is characterised in that：The conductor wire is heat-resisting
Aluminium alloy wire.
3. a kind of high-strength insulating aerial cable according to claim 1, it is characterised in that：The carrying strengthening core and
Compound line feeder is carbon fibre composite heat resistance alloy.
4. a kind of high-strength insulating aerial cable according to claim 1, it is characterised in that：The adjacent circle is stopped
There is gap between water band.
5. a kind of high-strength insulating aerial cable according to claim 1, it is characterised in that：The insulating layer is heat-resisting
Rubber layer.
6. a kind of high-strength insulating aerial cable according to claim 1, it is characterised in that：The protective layer is nylon
Material.
7. a kind of high-strength insulating aerial cable according to claim 1, it is characterised in that：The conductor is three,
Compound line feeder is three, and three conductors and three compound line feeders are interspersed, and adjacent conductor and compound line feeder are logical
It crosses divider to separate, divider is six and is uniformly distributed along the outer circumference surface of fixed pipe sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820053004.XU CN207765187U (en) | 2018-01-12 | 2018-01-12 | A kind of high-strength insulating aerial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820053004.XU CN207765187U (en) | 2018-01-12 | 2018-01-12 | A kind of high-strength insulating aerial cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207765187U true CN207765187U (en) | 2018-08-24 |
Family
ID=63183809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820053004.XU Expired - Fee Related CN207765187U (en) | 2018-01-12 | 2018-01-12 | A kind of high-strength insulating aerial cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207765187U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025350A (en) * | 2019-05-08 | 2019-07-19 | 广东脉搏医疗科技有限公司 | The adjustable occluder for left auricle for having sliding damping |
| CN112712931A (en) * | 2020-12-19 | 2021-04-27 | 江苏泰祥电线电缆有限公司 | Flexible corrosion-resistant high-temperature cable and production process thereof |
| CN113808787A (en) * | 2021-08-30 | 2021-12-17 | 任世强 | High single core aerial insulated cable |
-
2018
- 2018-01-12 CN CN201820053004.XU patent/CN207765187U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025350A (en) * | 2019-05-08 | 2019-07-19 | 广东脉搏医疗科技有限公司 | The adjustable occluder for left auricle for having sliding damping |
| CN112712931A (en) * | 2020-12-19 | 2021-04-27 | 江苏泰祥电线电缆有限公司 | Flexible corrosion-resistant high-temperature cable and production process thereof |
| CN113808787A (en) * | 2021-08-30 | 2021-12-17 | 任世强 | High single core aerial insulated cable |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20200112 |