CN114121359A - Novel overhead line drainage wire - Google Patents
Novel overhead line drainage wire Download PDFInfo
- Publication number
- CN114121359A CN114121359A CN202111397494.8A CN202111397494A CN114121359A CN 114121359 A CN114121359 A CN 114121359A CN 202111397494 A CN202111397494 A CN 202111397494A CN 114121359 A CN114121359 A CN 114121359A
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- Prior art keywords
- connecting piece
- wire
- piece
- sleeve
- drainage wire
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 26
- 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
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 5
- 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
- 238000010030 laminating Methods 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
- 238000000034 method Methods 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 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
- 238000005452 bending Methods 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
- 239000004411 aluminium Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000009413 insulation 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
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007613 environmental effect Effects 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
Images
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 connector lugs are arranged at two ends of the drainage wire body, through holes are formed in the surfaces of the connector lugs, an insulating sleeve is wrapped on the surface of the drainage wire body, two ends of the insulating sleeve are sleeved with the connector lugs, the drainage wire body is a stranded soft aluminum wire made of aluminum alloy, the 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. The twisted soft aluminum wire made of aluminum alloy is used as the drainage wire, so that the problem that hidden dangers are brought to safe operation of safety line equipment of operating personnel due to the fact that the existing drainage wire adopts the specification of a main guide wire and the large force of the wire is large, the large wire clamp is difficult to completely attach in the process of jointing is solved, and the twisted soft aluminum wire has the advantages of being light in weight, high in strength, low in sag degree, corrosion-resistant and environment-friendly.
Description
Technical Field
The invention relates to the technical field of overhead line drainage lines, in particular to a novel overhead line drainage line.
Background
At present, a distribution network engineering bill of materials does not contain drainage wire single-phase materials, and indispensable drainage wires can only adopt the specification of a main guide wire, so that hidden dangers are brought to construction and operation; because of the tension influence of the main conductor, the influence on contact heads of a breaker, a switch and a disconnecting link is increased, and hidden danger is left; in the construction of operation personnel, because the wire elasticity is great, joint the in-process and hardly accomplish the complete laminating with the fastener, bring the hidden danger for operation personnel safety line equipment safe operation.
At present, due to the rapid development of the power industry, in the lapping process of strain and drainage wires such as switches and fuses in the process of distribution network construction operation, the construction of a main drainage wire as a drainage wire causes the safety risks such as labor intensity, safety distance and contact for operators.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a novel overhead line drainage wire which has the advantages of light weight, high strength, low sag, corrosion resistance and environmental friendliness, and solves the problem that the existing drainage wire adopts the specification of a main wire, and the problem that the potential hazard is brought to the safe operation of safety line equipment of operating personnel due to the fact that the wire is large in force and difficult to completely attach a large wire clamp in the joint process is solved.
In order to achieve the purpose, the invention provides the following technical scheme: novel overhead line drainage wire, including the drainage line body, the both ends of drainage line body all are provided with the connector lug, the through-hole has been seted up on the surface of connector lug, the surface coating of drainage line body has insulation support, insulation support's both ends all cup joint with the connector lug, the drainage line body is the soft aluminium wire of transposition that the aluminum alloy was made, and drainage line body (1) is including adding the formula composition of alloy element's aluminium wire:
zirconium: 0.03 to 0.04 percent;
beryllium: 0.001-0.1%;
yttrium: 0.001-0.15%;
boron: 0.01 to 0.25 percent;
the connector lug comprises a sleeve, a first connecting piece and a second connecting piece, the sleeve and the first connecting piece are integrated, the first connecting piece is movably connected with the second connecting piece, and the through hole is formed in the surface of the second connecting piece.
The first connecting piece comprises a top piece and a bottom piece, the left side of the first connecting piece is provided with a placing opening, the top sheet and the bottom sheet are respectively positioned at the top and the bottom of the placing opening, the right end of the second connecting sheet is connected in the placing opening in a sliding way, the top piece and the bottom piece are both connected with the second connecting piece in a sliding way, the length of the top piece is longer than that of the bottom piece, a sliding groove and a fixing groove are arranged on the surface of the second connecting sheet and on one side of the through hole close to the sleeve, the sliding groove is positioned between the through hole and the fixed groove, the bottom of the top plate is fixedly connected with a limiting pin, the bottom end of the limiting pin penetrates through the sliding groove and extends to the outside of the second connecting sheet, the limiting pin is connected with the sliding groove in a sliding manner, the inside sliding connection of fixed slot has the set screw, the opening has all been seted up on the surface of top piece and film, the top and the bottom of set screw all pass the opening and extend to the outside of opening.
The bottom of film is seted up with the recess of opening intercommunication, the bottom of fixed screw extends to the inside and the fixedly connected with nut of recess, the nut joint is in the inside of recess, the top threaded connection of fixed screw has the nut, the bottom and the top flat laminating of nut.
The invention has the following beneficial effects:
1. the twisted soft aluminum wire made of aluminum alloy is used as the drainage wire, so that the problem that the existing drainage wire adopts the specification of a main guide wire, and the hidden danger is brought to the safe operation of safety line equipment of operating personnel due to the fact that the wire is large in force and the large wire clamp is difficult to completely attach in the jointing process is solved, and the twisted soft aluminum wire has the advantages of being light in weight, high in strength, low in sag degree, corrosion-resistant and environment-friendly; according to the invention, the aluminum wire added with the alloy elements is a non-magnetic material, so that eddy current cannot be 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 of the aluminum conductor added with the alloy element after annealing treatment is 30 percent, the elongation of the pure copper is 25 percent, the electric conductivity of the obtained aluminum conductor 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 the method can be used for the lead lapping work of uninterrupted operation.
2. The invention can conveniently connect the lead wire body and the connecting circuit 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 installed and fixed in a screw fixing mode, so that a user can conveniently and quickly disassemble and assemble the connecting piece.
4. The nut is accommodated by the groove, 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 structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a top view of a second strap of the present invention;
FIG. 4 is a schematic cross-sectional view of a lead body of the present invention;
FIG. 5 is an enlarged view of A of FIG. 1 according to the present invention.
In the figure: 1. a lead body; 2. a connector lug; 21. a through hole; 22. a sleeve; 23. a first connecting piece; 231. a topsheet; 232. a negative film; 233. a placement port; 234. a chute; 235. fixing grooves; 236. a spacing pin; 237. fixing screws; 238. a port; 24. a second connecting sheet; 3. an insulating sleeve; 4. a groove; 5. a nut; 6. and a nut.
Detailed Description
The technical solutions in 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 obvious that the described embodiments are only some embodiments of the present invention.
As shown in fig. 1 to 5, the novel overhead line drainage wire according to the embodiment of the present invention includes a drainage wire body 1, wherein connector lugs 2 are respectively disposed at two ends of the drainage wire body 1, through holes 21 are formed in the surfaces of the connector lugs 2, an insulating sleeve 3 is wrapped on the surface of the drainage wire body 1, two ends of the insulating sleeve 3 are respectively sleeved with the connector lugs 2, and the drainage wire body 1 is a stranded soft aluminum wire made of aluminum alloy;
the formula of the aluminum conductor added with the alloy elements mainly comprises the following components:
1. adding zirconium: 0.03 to 0.04 percent;
2. adding beryllium: 0.001-0.1%;
3. adding yttrium: 0.001-0.15%;
4. adding boron: 0.01 to 0.25 percent;
the balance of aluminum and non-removable impurities as the main materials, and the like;
to obtain: the conductivity of the obtained aluminum conductor added with the 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 the method can be used for the lead lapping work of uninterrupted operation;
1. the mechanical property, tensile strength and elongation rate reach 30 percent;
2. an outer diameter having a bending property 7 times the bending radius; far better than GB/T12706, which is defined by 10-20 times of minimum bending radius in cable installation process;
3. flexibility performance: the aluminum conductor can be bent for dozens of times, and accident potential caused by bending for several times when the conventional pure aluminum conductor is installed is eliminated;
4. a conductive portion: elements such as rare earth, magnesium, copper, iron and the like are added in the manufacturing process of refining the pure aluminum conductor, and a novel alloy material principle is formed through an alloy process: after other 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 elements is superior to a pure aluminum wire in toughness, tensile strength, weight and the like;
the purpose 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 elements is 1.5 times that of a pure copper lead, the electrical 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 elements is a non-magnetic material, so that eddy current cannot be generated; no eddy current is generated even in the case of three-phase unbalance;
4. the elongation after annealing treatment of the aluminum wire added with the alloying element was 30%, and 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, wherein 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 lead wire body 1 and the connector lug 2 is as follows: the end of the lead body 1 extends into the sleeve 22 to be fixedly connected with the sleeve, and the lead body 1 is clamped by the deformation of the sleeve 22.
As a technical optimization scheme of the invention, the connector lug 2 is arranged, the through hole 21 is arranged on the surface of the connector lug 2, and the drainage wire body 1 and the connecting circuit can be conveniently connected through the connector lug and the through hole 21.
Referring to fig. 3 and 5, the first connecting piece 23 includes a top plate 231 and a bottom plate 232, the left side of the first connecting piece 23 is provided with a placing opening 233, the top plate 231 and the bottom plate 232 are respectively located at the top and the bottom of the placing opening 233, the right end of the second connecting piece 24 is slidably connected inside the placing opening 233, both the top plate 231 and the bottom plate 232 are slidably connected with the second connecting piece 24, the length of the top plate 231 is greater than that of the bottom plate 232, the surface of the second connecting piece 24 and the side of the through hole 21 close to the sleeve 22 are provided with a sliding groove 234 and a fixing groove 235, the sliding groove 234 is located between the through hole 21 and the fixing groove 235, the bottom of the top plate 231 is fixedly connected with a limit pin 236, the bottom end of the limit pin 236 passes through the sliding groove 234 and extends to the outside of the second connecting piece 24, the limit pin 236 is slidably connected with the sliding groove 234, the inside of the fixing groove 235 is slidably connected with a fixing screw 237, the surfaces of the top plate 231 and the bottom plate 232 are provided with through openings 238, both the top and bottom ends of set screw 237 extend through port 238 and out of port 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 second connecting sheet 24 can be replaced in time when damaged, and can be mounted and fixed in a screw fixing mode, so that a user can conveniently and quickly dismount.
Referring to fig. 5, the bottom of the bottom plate 232 is provided with a groove 4 communicated with the through hole 238, 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 inside the groove 4, the top end of the fixing screw 237 is connected with a nut 6 in a threaded manner, 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, so that the fixing screw 237 cannot 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 plate 231, so that the sliding groove 234 of the second connecting piece 24 is sleeved on the surface of the limiting pin 236, then move the second connecting piece 24 towards the sleeve 22 direction to be inserted into the placing opening 233, and insert the fixing screw 237 into the fixing groove 235 from the through opening 238 for fixing, so that the second connecting piece 24 can be limited in the front, back, left and right directions, and great shaking after the connecting piece is installed is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Novel overhead line drainage wire, including drainage wire body (1), its characterized in that: the lead body (1) is a stranded soft aluminum wire made of aluminum alloy, and the lead body (1) comprises the following formula components of an aluminum wire added with alloy elements:
zirconium: 0.03 to 0.04 percent;
beryllium: 0.001-0.1%;
yttrium: 0.001-0.15%;
boron: 0.01 to 0.25 percent.
2. The novel overhead line drainage wire of claim 1, wherein: the connector lug comprises a lead wire body (1), wherein connector lugs (2) are arranged at two ends of the lead wire body (1), a through hole (21) is formed in the surface of the connector lug (2), an insulating sleeve (3) wraps the surface of the lead wire 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).
3. The novel overhead line drainage wire of claim 2, wherein: 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 located at the top and the bottom of the placing opening (233), the right end of the second connecting piece (24) is connected to the inside of the placing opening (233) in a sliding mode, the top piece (231) and the bottom piece (232) are connected with the second connecting piece (24) in a sliding mode, 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 located on one side, close to the sleeve (22), of the through hole (21), of 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), and 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 connected with the sliding groove (234) in a sliding mode, the fixing screw (237) is connected to the inside of the fixing groove (235) in a sliding mode, through holes (238) are formed in the surfaces of the top plate (231) and the bottom plate (232), and the top end and the bottom end of the fixing screw (237) penetrate through the through holes (238) and extend to the outside of the through holes (238).
4. The novel overhead line drain wire of claim 3, wherein: the bottom of film (232) is seted up recess (4) with opening (238) intercommunication, the bottom of fixed screw (237) extends to inside and fixedly connected with nut (5) of recess (4), nut (5) joint is in the inside of recess (4), the top end threaded connection of fixed screw (237) has nut (6), the bottom and top flat (231) the laminating 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 |
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CN202111397494.8A CN114121359B (en) | 2021-11-23 | 2021-11-23 | Overhead line drainage wire |
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CN114121359A true CN114121359A (en) | 2022-03-01 |
CN114121359B CN114121359B (en) | 2024-04-05 |
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