CN114121359B - Overhead line drainage wire - Google Patents
Overhead line drainage wire Download PDFInfo
- Publication number
- CN114121359B CN114121359B CN202111397494.8A CN202111397494A CN114121359B CN 114121359 B CN114121359 B CN 114121359B CN 202111397494 A CN202111397494 A CN 202111397494A CN 114121359 B CN114121359 B CN 114121359B
- Authority
- CN
- China
- Prior art keywords
- connecting piece
- piece
- wire
- drainage
- connector lug
- 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.)
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 6
- 239000000956 alloy Substances 0.000 claims description 13
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052790 beryllium Inorganic materials 0.000 claims description 3
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000005452 bending Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Classifications
-
- 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
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
-
- 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
-
- 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
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- 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
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a novel overhead line drainage wire, which comprises a drainage wire body, wherein two ends of the drainage wire body are respectively provided with a connector lug, the surface of each connector lug is provided with a through hole, the surface of the drainage wire body is wrapped with an insulating sleeve, two ends of the insulating sleeve are respectively sleeved with each connector lug, the drainage wire body is a stranded soft aluminum wire made of aluminum alloy, each connector lug comprises a sleeve, a first connecting piece and a second connecting piece, the sleeve and the first connecting piece are integrated, and the first connecting piece is movably connected with the second connecting piece. According to the invention, the stranded soft aluminum wire made of aluminum alloy is used as the drainage wire, so that the problems that the existing drainage wire adopts the specification of a main wire, the wire is large in strength, the large wire clamp is difficult to be completely attached in the joint process, and hidden danger is brought to the safe operation of the safety circuit equipment of operators are solved, and the drainage wire has the advantages of light weight, high strength, low relaxation, corrosion resistance and environmental friendliness.
Description
Technical Field
The invention relates to the technical field of overhead line drainage lines, in particular to an overhead line drainage line.
Background
At present, a drainage line single-phase material is not arranged in a distribution network engineering bill of materials, and an indispensable drainage line can only adopt the specification of a main wire, so that hidden danger is brought to construction and operation; the influence of the tension of the main wire increases the influence on the contacts of the breaker, the switch and the disconnecting link, thus leaving hidden trouble; during construction, operators are difficult to completely attach to the wire clamps in the process of connecting due to large elastic force of the wires, and hidden danger is brought to safe operation of safety circuit equipment of the operators.
At present, due to the rapid development of the power industry, in the overlapping process of strain and drainage lines such as switches, fuses and the like in the construction process of a distribution network, the construction of a main wire serving as a drainage line causes the safety risks of labor intensity, safety distance, contact and the like to operators.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide an overhead line drainage wire, which has the advantages of light weight, high strength, low relaxation, corrosion resistance and environmental friendliness, and solves the problems that the existing drainage wire adopts the specification of a main wire, the wire is hard to be completely attached to a large wire clamp in the process of joint due to large force, and hidden danger is brought to the safe operation of safety line equipment of operators.
In order to achieve the above purpose, the present invention provides the following technical solutions: overhead line drainage line, including drainage body, the both ends of drainage body all are provided with the connector lug, the through-hole has been seted up on the surface of connector lug, the surface parcel of drainage body has insulating sleeve, insulating sleeve's both ends all cup joint with the connector lug, drainage body is the transposition soft aluminum wire that aluminum alloy made, and drainage body (1) is including the formula composition of adding alloy element's aluminum conductor:
zirconium: 0.03-0.04%;
beryllium: 0.001-0.1%;
yttrium: 0.001-0.15%;
boron: 0.01-0.25%;
the connector lug includes sleeve, first connection piece and second connection piece, sleeve and first connection piece are as an organic whole, first connection piece and second connection piece swing joint, the through-hole is seted up at the surface of second connection piece.
The first connecting piece includes top sheet and film, place the mouth has been seted up in the left side of first connecting piece, top sheet and film are located the top and the bottom of placing the mouth respectively, the right-hand member sliding connection of second connecting piece is in the inside of placing the mouth, top sheet and film all with second connecting piece sliding connection, the length of top sheet is greater than the length of film, spout and fixed slot have been seted up on the surface of second connecting piece and be located the one side that the through-hole is close to the sleeve, the spout is located between through-hole and the fixed slot, the bottom fixedly connected with spacer pin of top sheet, the bottom of spacer pin passes the spout and extends to the outside of second connecting piece, spacer pin and spout sliding connection, the inside sliding connection of fixed slot has the fixed screw, the through-hole has all been seted up on the surface of top sheet and film, the top and the bottom of fixed screw all pass the through-hole and extend to the outside of through-hole.
The bottom of film is offered and is had the recess with the through-hole intercommunication, the bottom of fixed screw extends to the inside of recess and fixedly connected with nut, nut joint is in the inside of recess, the top threaded connection of fixed screw has the nut, the bottom and the top laminating of nut.
The beneficial effects of the invention are as follows:
1. according to the invention, the stranded soft aluminum wire made of aluminum alloy is used as the drainage wire, so that the problems that the existing drainage wire adopts the specification of a main wire, the wire is large in strength, the large wire clamp is difficult to be completely attached in the joint process, and hidden danger is brought to the safe operation of the safety circuit equipment of operators are solved, and the drainage wire has the advantages of light weight, high strength, low relaxation, corrosion resistance and environmental friendliness; according to the invention, the aluminum wire added with the alloy element is made of a non-magnetic material, so that eddy current is not generated; no eddy current is generated even in the case of three-phase unbalance; the invention has high elongation, the elongation is the mechanical property of the conductor, the elongation after the annealing treatment of the aluminum wire added with the alloy element is 30 percent, the elongation of the pure copper is 25 percent, the conductivity of the aluminum wire added with the alloy element is more than or equal to 59 percent ACS (20 ℃), and the heat-resistant temperature is more than or equal to 130 ℃; the elongation is more than or equal to 3 percent, and can be used for lead lapping work without power failure.
2. According to the invention, the connector lug is arranged, the through hole is arranged on the surface of the connector lug, and the drainage wire body and the connecting circuit can be conveniently connected through the connector and the through hole.
3. According to the invention, the first connecting sheet and the second connecting sheet are detachably arranged, so that the second connecting sheet can be replaced in time when damaged, and the first connecting sheet and the second connecting sheet are mounted and fixed in a screw fixing mode, so that a user can conveniently and quickly mount and dismount the first connecting sheet and the second connecting sheet.
4. According to the nut fixing device, the groove is arranged to accommodate the nut, the groove can limit the nut, the fixing screw cannot rotate, and a user can conveniently install the nut when screwing the nut.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic top view of a second connecting piece of the present invention;
FIG. 4 is a schematic cross-sectional view of a drainage body of the present invention;
fig. 5 is an enlarged schematic view of the invention of fig. 1 a.
In the figure: 1. a drainage body; 2. a connector lug; 21. a through hole; 22. a sleeve; 23. a first connecting piece; 231. a top sheet; 232. a negative; 233. a placement port; 234. a chute; 235. a fixing groove; 236. a limiting pin; 237. a set screw; 238. a through port; 24. a second connecting piece; 3. an insulating sleeve; 4. a groove; 5. a screw cap; 6. and (3) a nut.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some of the embodiments of the present invention.
As shown in fig. 1 to 5, an overhead line drainage wire in the embodiment of the invention comprises a drainage wire body 1, wherein two ends of the drainage wire body 1 are respectively provided with a connector lug 2, the surface of the connector lug 2 is provided with a through hole 21, the surface of the drainage wire body 1 is wrapped with an insulating sleeve 3, two ends of the insulating sleeve 3 are respectively sheathed with the connector lug 2, and the drainage wire body 1 is a stranded soft aluminum wire made of aluminum alloy;
the formula of the aluminum wire added with the alloy element mainly comprises the following components:
1. zirconium is added: 0.03-0.04%;
2. adding beryllium: 0.001-0.1%;
3. adding yttrium: 0.001-0.15%;
4. adding boron: 0.01-0.25%;
the balance of aluminum and non-removable impurities as main materials, etc.;
the following steps are obtained: the conductivity of the obtained aluminum conductor added with alloy elements is more than or equal to 59 percent ACS20 ℃, and the heat-resistant temperature is more than or equal to 130 ℃; the elongation is more than or equal to 3 percent, and can be used for lead lapping work of uninterrupted operation;
1. mechanical properties, tensile strength and elongation up to 30%;
2. the bending performance is an outer diameter 7 times of the bending radius; is far superior to the specification of 10-20 times of the minimum bending radius in the cable installation process of GB/T12706;
3. flexibility properties: the aluminum conductor can withstand tens of times of bending, and eliminates accident potential caused by bending for several times when the prior pure aluminum conductor is installed;
4. conductive portion: rare earth, magnesium, copper, iron and other elements are added in the manufacturing process of refining pure aluminum wires, and the alloy material principle is formed through an alloy process: after other various alloy elements are added into the pure aluminum, the conductivity can be reduced, and the conductivity can be restored to the level close to that of the pure aluminum through process control, so that the pure aluminum has similar current-carrying capacity;
5. creep resistance: the aluminum wire added with the alloy element is superior to the pure aluminum wire in toughness, tensile strength, weight and the like;
the aim is achieved:
1. iron is added during annealing to generate high-strength creep resistance;
2. when the section of the lead added with the alloy element is 1.5 times of that of the pure copper lead, the electric performance of the lead is the same as that of the pure copper lead, and the same current-carrying capacity, resistance and voltage loss are realized;
3. the aluminum wire added with the alloy element is made of a non-magnetic material, and eddy current is not generated; no eddy current is generated even in the case of three-phase unbalance;
4. the elongation after annealing treatment of the aluminum wire to which the alloying element was added was 30%, whereas the elongation of pure copper was 25%.
Referring to fig. 1, 2 and 3, the connector lug 2 comprises a sleeve 22, a first connecting piece 23 and a second connecting piece 24, the sleeve 22 and the first connecting piece 23 are integrated, the first connecting piece 23 is movably connected with the second connecting piece 24, and a through hole 21 is formed in the surface of the second connecting piece 24;
the connection mode of the drainage wire body 1 and the connector lug 2 is as follows: the end of the drainage wire 1 extends into the sleeve 22 and is fixedly connected with the sleeve, and the drainage wire 1 is clamped by deformation of the sleeve 22.
As a technical optimization scheme of the invention, through the arrangement of the connector lug 2, the through hole 21 is arranged on the surface of the connector lug 2, and the drainage body 1 can be conveniently connected with a connecting line through the connector and the through hole 21.
Referring to fig. 3 and 5, the first connecting piece 23 includes a top piece 231 and a bottom piece 232, a placement opening 233 is formed on the left side of the first connecting piece 23, the top piece 231 and the bottom piece 232 are located at the top and bottom of the placement opening 233, the right end of the second connecting piece 24 is slidably connected inside the placement opening 233, the top piece 231 and the bottom piece 232 are slidably connected with the second connecting piece 24, the length of the top piece 231 is greater than that of the bottom piece 232, a sliding groove 234 and a fixing groove 235 are formed on the surface of the second connecting piece 24 and on one side of the through hole 21, which is close to the sleeve 22, the sliding groove 234 is located between the through hole 21 and the fixing groove 235, a limiting pin 236 is fixedly connected to the bottom of the top piece 231, the bottom end of the limiting pin 236 penetrates through the sliding groove 234 and extends to the outside of the second connecting piece 24, the limiting pin 236 is slidably connected with the sliding groove 234, a through hole 238 is formed on the surface of the top piece 231 and the bottom of the bottom piece 232, and the top end of the fixing screw 237 penetrates through the through hole 238 and extends to the outside of the through hole 238.
As a technical optimization scheme of the invention, the first connecting sheet 23 and the second connecting sheet 24 are detachably arranged, so that the first connecting sheet 23 and the second connecting sheet 24 can be replaced in time when damaged, and are installed and fixed in a screw fixing mode, so that a user can conveniently and quickly disassemble and assemble the device.
Referring to fig. 5, a groove 4 communicating with the through hole 238 is formed at the bottom of the bottom plate 232, the bottom end of the fixing screw 237 extends to the inside of the groove 4 and is fixedly connected with a nut 5, the nut 5 is clamped in the inside of the groove 4, the top end of the fixing screw 237 is in threaded connection with a nut 6, and the bottom of the nut 6 is attached to the top plate 231.
As a technical optimization scheme of the invention, the groove 4 is arranged to accommodate the nut 5, the groove 4 can limit the nut 5, the fixing screw 237 can not rotate, when the nut 6 is screwed, a user can conveniently install the nut 6 to push the second connecting piece 24 upwards from the bottom of the top piece 231, the sliding groove 234 of the second connecting piece 24 is sleeved on the surface of the limiting pin 236, then the second connecting piece 24 is moved towards the sleeve 22 to be inserted into the placing opening 233, the fixing screw 237 is inserted into the fixing groove 235 from the through opening 238 to be fixed, and the second connecting piece 24 can be limited in the front-back left-right direction, so that large shaking after the connecting piece is installed is avoided.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. Overhead line drainage line, including drainage body (1), its characterized in that: the drainage body (1) is a stranded soft aluminum wire made of aluminum alloy, and the drainage body (1) comprises the formula components of an aluminum wire added with alloy elements:
zirconium: 0.03-0.04%;
beryllium: 0.001-0.1%;
yttrium: 0.001-0.15%;
boron: 0.01-0.25%;
the connector lug (2) is arranged at two ends of the drainage body (1), a through hole (21) is formed in the surface of the connector lug (2), an insulating sleeve (3) is wrapped on the surface of the drainage body (1), two ends of the insulating sleeve (3) are sleeved with the connector lug (2), the connector lug (2) comprises a sleeve (22), a first connecting piece (23) and a second connecting piece (24), the sleeve (22) and the first connecting piece (23) are integrated, the first connecting piece (23) is movably connected with the second connecting piece (24), and the through hole (21) is formed in the surface of the second connecting piece (24);
the first connecting piece (23) comprises a top piece (231) and a bottom piece (232), a placing opening (233) is formed in the left side of the first connecting piece (23), the top piece (231) and the bottom piece (232) are respectively positioned at the top and the bottom of the placing opening (233), the right end of the second connecting piece (24) is slidably connected in the placing opening (233), the top piece (231) and the bottom piece (232) are slidably connected with the second connecting piece (24), the length of the top piece (231) is larger than that of the bottom piece (232), a sliding groove (234) and a fixing groove (235) are formed in the surface of the second connecting piece (24) and positioned on one side, close to the sleeve (22), of the sliding groove (234) are positioned between the through hole (21) and the fixing groove (235), a limiting pin (236) is fixedly connected to the bottom of the top piece (231), the bottom end of the limiting pin (236) penetrates through the sliding groove (234) and extends to the outer portion of the second connecting piece (24), the limiting pin (236) is slidably connected with the sliding groove (234), the surface of the top piece (234) is fixedly connected with the screw (238), the top and bottom ends of the fixing screw (237) pass through the through hole (238) and extend to the outside of the through hole (238).
2. The overhead line drainage wire of claim 1, wherein: the bottom of film (232) is seted up and is linked together recess (4) with opening (238), the bottom of set screw (237) extends to the inside of recess (4) and fixedly connected with nut (5), nut (5) joint is in the inside of recess (4), the top threaded connection of set screw (237) has nut (6), the bottom and the laminating of top (231) of nut (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111397494.8A CN114121359B (en) | 2021-11-23 | 2021-11-23 | Overhead line drainage wire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111397494.8A CN114121359B (en) | 2021-11-23 | 2021-11-23 | Overhead line drainage wire |
Publications (2)
Publication Number | Publication Date |
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CN114121359A CN114121359A (en) | 2022-03-01 |
CN114121359B true CN114121359B (en) | 2024-04-05 |
Family
ID=80440528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202111397494.8A Active CN114121359B (en) | 2021-11-23 | 2021-11-23 | Overhead line drainage wire |
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CN (1) | CN114121359B (en) |
Citations (11)
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---|---|---|---|---|
CN202094585U (en) * | 2011-06-07 | 2011-12-28 | 中国电力工程顾问集团西北电力设计院 | Heat-resistant aluminum alloy conductor for ultrahigh-voltage direct-current circuit with grounding electrode |
CN202586122U (en) * | 2012-05-20 | 2012-12-05 | 安徽省电力公司蚌埠供电公司 | Low switch flow guiding line |
CN203205810U (en) * | 2013-04-22 | 2013-09-18 | 上海永固电力器材有限公司 | Strain wire clamp for aluminum-alloy heatproof lead |
CN103778991A (en) * | 2014-02-21 | 2014-05-07 | 上海新启电缆科技有限公司 | Flexible aluminum alloy cable |
CN104264010A (en) * | 2014-09-30 | 2015-01-07 | 国网河南省电力公司周口供电公司 | High-strength aluminum alloy wire and preparation method thereof |
JP2015072810A (en) * | 2013-10-03 | 2015-04-16 | 中国電力株式会社 | Connection sleeve, and coupling structure of synthetic wire by connection sleeve |
KR101638600B1 (en) * | 2016-02-15 | 2016-07-11 | (주)중경이피아이 | Aluminium alloy flexible electric wire and cable manufacturing and connecting method for terminal lug |
CN106191570A (en) * | 2016-08-09 | 2016-12-07 | 安徽亚南电缆厂 | A kind of isolated form rare earth aluminium alloy cable and preparation method |
CN108831606A (en) * | 2018-07-21 | 2018-11-16 | 江苏东强股份有限公司 | Rare earth power cable |
CN112309616A (en) * | 2020-11-06 | 2021-02-02 | 江苏中京电缆科技有限公司 | Aluminum alloy flexible cable with high tensile strength and preparation method thereof |
CN214378930U (en) * | 2021-04-15 | 2021-10-08 | 国网上海市电力公司 | Sparrow head type wire clamp fitting for electrical connection |
-
2021
- 2021-11-23 CN CN202111397494.8A patent/CN114121359B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202094585U (en) * | 2011-06-07 | 2011-12-28 | 中国电力工程顾问集团西北电力设计院 | Heat-resistant aluminum alloy conductor for ultrahigh-voltage direct-current circuit with grounding electrode |
CN202586122U (en) * | 2012-05-20 | 2012-12-05 | 安徽省电力公司蚌埠供电公司 | Low switch flow guiding line |
CN203205810U (en) * | 2013-04-22 | 2013-09-18 | 上海永固电力器材有限公司 | Strain wire clamp for aluminum-alloy heatproof lead |
JP2015072810A (en) * | 2013-10-03 | 2015-04-16 | 中国電力株式会社 | Connection sleeve, and coupling structure of synthetic wire by connection sleeve |
CN103778991A (en) * | 2014-02-21 | 2014-05-07 | 上海新启电缆科技有限公司 | Flexible aluminum alloy cable |
CN104264010A (en) * | 2014-09-30 | 2015-01-07 | 国网河南省电力公司周口供电公司 | High-strength aluminum alloy wire and preparation method thereof |
KR101638600B1 (en) * | 2016-02-15 | 2016-07-11 | (주)중경이피아이 | Aluminium alloy flexible electric wire and cable manufacturing and connecting method for terminal lug |
CN106191570A (en) * | 2016-08-09 | 2016-12-07 | 安徽亚南电缆厂 | A kind of isolated form rare earth aluminium alloy cable and preparation method |
CN108831606A (en) * | 2018-07-21 | 2018-11-16 | 江苏东强股份有限公司 | Rare earth power cable |
CN112309616A (en) * | 2020-11-06 | 2021-02-02 | 江苏中京电缆科技有限公司 | Aluminum alloy flexible cable with high tensile strength and preparation method thereof |
CN214378930U (en) * | 2021-04-15 | 2021-10-08 | 国网上海市电力公司 | Sparrow head type wire clamp fitting for electrical connection |
Also Published As
Publication number | Publication date |
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CN114121359A (en) | 2022-03-01 |
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