CN207781218U - A kind of 110kV overhead transmission lines aerial insulated cable - Google Patents
A kind of 110kV overhead transmission lines aerial insulated cable Download PDFInfo
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- CN207781218U CN207781218U CN201721772081.2U CN201721772081U CN207781218U CN 207781218 U CN207781218 U CN 207781218U CN 201721772081 U CN201721772081 U CN 201721772081U CN 207781218 U CN207781218 U CN 207781218U
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- insulated cable
- aerial insulated
- transmission lines
- overhead transmission
- insulating layer
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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 110kV overhead transmission lines aerial insulated cable of the utility model, the aerial insulated cable include conductor wire core, internal shield, inner insulating layer and external insulation layer successively from inside to outside.The conductor wire core of 110kV overhead transmission lines aerial insulated cable of the utility model a kind of is using the aldray conductor pressed having good conductive property with mechanical performance so that the conducting electricity very well of aerial insulated cable, load-bearing capacity are strong；Internal shield uses 110kV inner shield material, keeps the field distribution in internal shield uniform；Inner insulating layer uses 110kV crosslinked polyethylene super-clean cable material, has excellent insulation performance, plays major insulation；External insulation uses weatherability cross-linked polyethylene insulating material, in addition to good insulation performance, also has excellent weatherability, mainly plays a part of that inner insulating layer is protected not influenced by environmental aging.
Description
Technical field
The utility model is related to a kind of 110kV overhead transmission lines aerial insulated cables.
Background technology
Overhead distributionnetwork is the important component of urban and rural power grids, with the development of the social economy, Analyzing Total Electricity Consumption is fast
Speed increases, and the more 110kV aerial insulated cables overload of dosage, power supply capacity are insufficient.In addition, aerial insulated cable is long-term
It works under solar radiation, and many transmission lines of electricity need to pass through forest or large stretch of forest zone, be easy to make the insulating layer of cable to be damaged
Bad, weathering, insulating properties, shielding properties are poor, it is difficult to reach normal service life.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of high one of simple in structure, determination efficiency
Kind 110kV overhead transmission line aerial insulated cables.
To achieve the goals above, the technical solution adopted in the utility model is as follows：A kind of 110kV overhead transmission lines use
Aerial insulated cable, the aerial insulated cable from inside to outside successively include conductor wire core, internal shield, inner insulating layer and it is outer absolutely
Edge layer, the conductor wire core are aldray conductor.
Preferably, the internal shield is the 110kV inner shield bed of materials, and the inner insulating layer is super for 110kV crosslinked polyethylenes
The net cable bed of material, the external insulation layer are weatherability cross-linked polyethylene insulating material layer.
Preferably, the thickness of a diameter of 3.25mm-4.50mm of the conductor wire core, the internal shield are 1.85mm-
The thickness of 2.20mm, the inner insulating layer are 1.50mm-2.00mm, and the thickness of the external insulation layer is 2.00mm-2.50mm.
A kind of 110kV overhead transmission lines of the utility model are had the advantages that with aerial insulated cable：
（1）Conductor wire core is made using the aldray conductor pressed having good conductive property with mechanical performance
The conducting electricity very well of aerial insulated cable, load-bearing capacity are strong；
（2）Internal shield uses 110kV inner shield material, keeps the field distribution in internal shield uniform；
（3）Inner insulating layer uses 110kV crosslinked polyethylene super-clean cable material, has excellent insulation performance, plays major insulation
Effect；
（4）External insulation uses weatherability cross-linked polyethylene insulating material, in addition to good insulation performance, also has excellent
Weatherability, mainly play a part of that inner insulating layer is protected not influenced by environmental aging；
（5）The control of external insulation layer overall thickness in 3.5mm between 4.5mm, one on three-layer co-extruded CCV cross-linking production lines
The secondary extrusion crosslinking for completing internal shield, inner insulating layer and external insulation layer so that the aerial insulated cable being prepared should be able to be through
Short distance the air gap pressure test by the immersion 64kV of resistance to power-frequency voltage × 5min and more than 110kV, and performance is stable, safety
Property it is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is 110kV overhead transmission lines mechanism composition schematic diagram.
Specific implementation mode
Below in conjunction with specific embodiment, the utility model is described in further detail.
Embodiment 1
Referring to Fig.1, a kind of 110kV overhead transmission lines aerial insulated cable, aerial insulated cable is from inside to outside successively
Including conductor wire core 01, internal shield 02, inner insulating layer 03 and external insulation layer 04, conductor wire core 01 is aldray conductor,
Internal shield 02 is the 110kV inner shield bed of materials, and inner insulating layer 03 is the 110kV crosslinked polyethylene super-clean cable bed of materials, external insulation layer
04 is weatherability cross-linked polyethylene insulating material layer, a diameter of 3.25mm-4.50mm of conductor wire core 01, the thickness of internal shield 02
Thickness for 1.85mm-2.20mm, inner insulating layer 03 is 1.50mm-2.00mm, and the thickness of external insulation layer 04 is 2.00mm-
2.50mm。
The preparation method of above-mentioned 110kV overhead transmission lines aerial insulated cable, includes the following steps：
（1）Ageing treatment is carried out to aldray conductor circle single line, the temperature of ageing treatment is：35 DEG C -45 DEG C, time
For 8h-10h；
（2）Aldray conductor after ageing treatment is put into process on frame type stranding machine and presses into conductor wire core；
（3）Conductor wire core is put on three-layer co-extruded CCV cross-linking production lines and is sequentially completed internal shield, inner insulating layer and outer
The extrusion of insulating layer is crosslinked to get the 110kV overhead transmission lines aerial insulated cable.
With reference to Fig. 2,110kV overhead transmission lines aerial insulated cable is used in 110kV overhead transmission lines, this
Empty transmission line of electricity is mainly by lightning protection circuit 1, aerial insulated cable 2, steel tower 6, strain clamp 4, insulator 3, stockbridge damper 5 and ground connection
Device 7 forms.Aerial insulated cable 2 is fixedly connected by strain clamp 4, is fixed on steel tower 6 being hung after the isolation of insulator 3
Holder on composition electric main road；6 top lightning protection circuit 1 of steel tower collectively forms the guarantor of transmission line of electricity with Bottom ground device 7
Protect circuit；Stockbridge damper 5 is hung on aerial insulated cable 2 and lightning protection circuit 1, can reduce the vibrations of circuit；Cable insulation is protected
Protect cable conductor core, insulator 3 ensures that fixed cable power transmission is stablized on steel tower 6, protection circuit protect transmission line of electricity from
The influence of the natural causes such as thunder and lightning；Stockbridge damper 5 is hung on aerial insulated cable 2 and lightning protection circuit 1, and it is natural can to reduce wind, rain
Factor causes the vibration problems of circuit, thus can fully ensure that safety that transmission line of electricity is run under the influence of the external world and reliable
Property.
It follows that a kind of 110kV overhead transmission lines of the utility model are maked somebody a mere figurehead with aerial insulated cable for 110kV
When in transmission line of electricity, have the advantages that：
（1）The 110kV overhead transmission lines of the utility model overhead insulating electricity is used in 110kV overhead transmission lines
Cable can be improved the insulation against ground protection level of circuit, can effectively reduce circuit in the process of running, because safe distance deficiency causes
Line tripping risk；
（2）The 110kV overhead transmission lines of the utility model overhead insulating electricity is used in 110kV overhead transmission lines
Cable can be effectively reduced because of the cleaning up cost needed for control safe distance；
（3）The 110kV overhead transmission lines of the utility model overhead insulating electricity is used in 110kV overhead transmission lines
Cable can enhance alternate insulating capacity, to reduce phase insulation protection distance, reach and reduce the usage amount of shaft tower material, reduce
Line channel usage amount, the effect of Economization on land.
Although above having made detailed description to the utility model with a general description of the specific embodiments,
But on the basis of the utility model, it can be made some modifications or improvements, this is aobvious and easy to those skilled in the art
See.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model
Claimed range.
Claims (3)
1. a kind of 110kV overhead transmission lines aerial insulated cable, which is characterized in that the aerial insulated cable is from inside to outside
Include conductor wire core, internal shield, inner insulating layer and external insulation layer successively, the conductor wire core is aldray conductor.
2. a kind of 110kV overhead transmission lines aerial insulated cable according to claim 1, which is characterized in that described
Internal shield is the 110kV inner shield bed of materials, and the inner insulating layer is the 110kV crosslinked polyethylene super-clean cable bed of materials, described outer exhausted
Edge layer is weatherability cross-linked polyethylene insulating material layer.
3. a kind of 110kV overhead transmission lines aerial insulated cable according to claim 1, which is characterized in that described
The thickness of a diameter of 3.25mm-4.50mm of conductor wire core, the internal shield are 1.85mm-2.20mm, the inner insulating layer
Thickness be 1.50mm-2.00mm, the thickness of the external insulation layer is 2.00mm-2.50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721772081.2U CN207781218U (en) | 2017-12-18 | 2017-12-18 | A kind of 110kV overhead transmission lines aerial insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721772081.2U CN207781218U (en) | 2017-12-18 | 2017-12-18 | A kind of 110kV overhead transmission lines aerial insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781218U true CN207781218U (en) | 2018-08-28 |
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ID=63226420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721772081.2U Active CN207781218U (en) | 2017-12-18 | 2017-12-18 | A kind of 110kV overhead transmission lines aerial insulated cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN207781218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220330411A1 (en) * | 2021-04-07 | 2022-10-13 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing well site system |
-
2017
- 2017-12-18 CN CN201721772081.2U patent/CN207781218U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220330411A1 (en) * | 2021-04-07 | 2022-10-13 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing well site system |
| US20220353980A1 (en) * | 2021-04-07 | 2022-11-03 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing well site system |
| US11596047B2 (en) * | 2021-04-07 | 2023-02-28 | Yantai Jereh Petroleum Equipments Technologies Co., Ltd. | Fracturing well site system |
| US11683878B2 (en) * | 2021-04-07 | 2023-06-20 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing well site system |
| US11729893B2 (en) | 2021-04-07 | 2023-08-15 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing well site system |
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