CN217086185U - Aluminum stranded wire with aluminum-clad steel core - Google Patents
Aluminum stranded wire with aluminum-clad steel core Download PDFInfo
- Publication number
- CN217086185U CN217086185U CN202122447223.0U CN202122447223U CN217086185U CN 217086185 U CN217086185 U CN 217086185U CN 202122447223 U CN202122447223 U CN 202122447223U CN 217086185 U CN217086185 U CN 217086185U
- Authority
- CN
- China
- Prior art keywords
- aluminum stranded
- aluminum
- wire
- stranded conductor
- trapezoidal
- 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.)
- Active
Links
Images
Landscapes
- Non-Insulated Conductors (AREA)
Abstract
The utility model discloses an aluminium package steel core aluminum stranded conductor, including sinle silk and cylindrical aluminum stranded conductor, the sinle silk forms through 5 copper wires transposition together, the sinle silk outer wall is around having the isolation layer, cylindrical aluminum stranded conductor is inside around the package at the isolation layer outer wall, cylindrical aluminum stranded conductor outer wall is provided with trapezoidal aluminum stranded conductor, trapezoidal aluminum stranded conductor outer wall is provided with arc covering layer. Preferably, the cylindrical aluminum stranded wire comprises 12 conductors. The utility model has the advantages that: through setting up arc envelope layer around the package at trapezoidal aluminum stranded conductor surface, be convenient for protect the stranded conductor, avoid external force to damage to it, and leave predetermined clearance between the trapezoidal aluminum stranded conductor, the heat dissipation of being convenient for is elastic material through setting up arc envelope layer, is favorable to avoiding arc envelope layer excessive inside extrusion, makes the damaged inside wire of extrusion.
Description
Technical Field
The utility model relates to a cable specifically is an aluminium package steel core aluminum stranded conductor, belongs to the cable field.
Background
In the power transmission line, a frequently used cable is a steel-cored aluminum strand, and a plurality of strands of aluminum wires are stranded on the steel-cored aluminum strand, so that the quality of the overhead line can be effectively reduced and the tensile strength of the overhead line is improved by utilizing the characteristics of low aluminum wire density and high steel-cored aluminum strand tensile strength.
In the prior art, the aluminum-clad steel-cored aluminum strand is easy to generate a large amount of heat, the external protection of the cable is closely contacted with the strand, the phenomenon of overheating of the cable is easily caused, the power transmission is influenced, and the internal wire core is easily extruded at the protection part, so the aluminum-clad steel-cored aluminum strand is provided to solve the problems,
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an aluminium package steel core aluminum stranded conductor in order to solve above-mentioned problem just, include:
sinle silk and cylindrical aluminum stranded conductor, the sinle silk forms through 5 copper wires transposition together, the sinle silk outer wall is around having the isolation layer, cylindrical aluminum stranded conductor is inside around the package at the isolation layer outer wall, cylindrical aluminum stranded conductor outer wall is provided with trapezoidal aluminum stranded conductor, trapezoidal aluminum stranded conductor outer wall is provided with arc covering layer.
Preferably, the cylindrical aluminum stranded wire comprises 12 conductors, the pitch-diameter ratio is 18-20 times, and the cross section of each conductor of the cylindrical aluminum stranded wire stranded into the lead is in a circular structure.
Preferably, the trapezoidal aluminum stranded wire comprises 12 conductors, the pitch diameter ratio is 10-13 times, and the cross section of a single conductor of the trapezoidal aluminum stranded wire stranded into the lead is in a trapezoidal structure.
Preferably, the outer wall of the cylindrical aluminum stranded wire is provided with a connecting layer, and the connecting layer is connected with the cylindrical aluminum stranded wire.
Preferably, a preset gap is reserved between the arc-shaped wrapping layer and the trapezoidal aluminum stranded wire, and the arc-shaped wrapping layer is made of elastic materials.
Preferably, the outer wall of the arc-shaped wrapping layer is provided with an insulating layer.
The utility model has the advantages that:
1. this aluminium package steel core aluminum stranded conductor winds the package at trapezoidal aluminum stranded conductor surface through setting up arc envelope layer, is convenient for protect the stranded conductor, avoids external force to damage to it, and leaves the predetermined clearance between the trapezoidal aluminum stranded conductor, and the heat dissipation of being convenient for is elastic material through setting up the arc envelope layer, is favorable to avoiding the excessive inside extrusion of arc envelope layer, makes the damaged inside wire of extrusion.
2. This aluminium package steel core aluminum stranded conductor is provided with the articulamentum through setting up cylindrical aluminum stranded conductor outer wall, and the articulamentum is the relation of connection with cylindrical aluminum stranded conductor, not only can reduce the distance between cylindrical aluminum stranded conductor's the wire, can also let the interior surface of articulamentum outer surface and adjacent trapezoidal aluminum stranded conductor pass through the mode of face laminating, reduces external environment and invades the sinle silk, makes the sinle silk receive the phenomenon of corruption.
Drawings
FIG. 1 is a schematic cross-sectional view of an aluminum-clad steel-cored aluminum strand of the present invention;
fig. 2 is the schematic view of the whole structure of the aluminum-clad steel-cored aluminum strand of the present invention.
In the figure: 1. a wire core; 101. an isolation layer; 102. a cylindrical aluminum stranded wire; 103. trapezoidal aluminum stranded wires; 104. a connecting layer; 105. an arc wrapping layer; 106. an insulating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses an aluminum-clad steel core aluminum stranded wire, which is shown in the attached figure 1-2,
according to the attached drawings 1 and 2, the cable core comprises a cable core 1 and cylindrical aluminum stranded wires 102, the cable core 1 is mainly formed by twisting 5 steel wires together, and is tough and mainly plays a supporting role, the outer wall of the cable core 1 is wrapped by an isolating layer 101, the isolating layer 101 is completely wrapped on the outer surface of the cable core 1, the cable core 1 is convenient to protect, external corrosive liquid or gas is prevented from contacting with the cable core 1, the cable core 1 is corroded, the cable core 1 is prevented from being influenced by external environment and the stable operation of a power system is influenced, the inner part of the cylindrical aluminum stranded wires 102 is wrapped on the outer wall of the isolating layer 101, the outer surface of the isolating layer 101 is wrapped by twisting 12 circular structure conductors to carry out power transmission, the outer wall of the cylindrical aluminum stranded wires 102 is provided with trapezoidal aluminum stranded wires 103, the outer surface of the cylindrical aluminum stranded wires 102 is formed by twisting 12 trapezoidal structure conductors, planes matched with each other are arranged between the trapezoidal aluminum stranded wires 103, through the face-to-face contact between trapezoidal aluminum stranded conductor 103, effectively improved the current-carrying capacity of wire, trapezoidal aluminum stranded conductor 103 outer wall is provided with arc envelope layer 105, and arc envelope layer 105 is elastic material, reduces the vibrational force that stranded conductor in use produced, is favorable to protecting trapezoidal aluminum stranded conductor 103.
According to the attached drawings 1 and 2, the cylindrical aluminum stranded wire 102 comprises 12 conductors, the pitch diameter ratio is 18-20 times, the cross section of a single conductor of the cylindrical aluminum stranded wire 102 stranded into a wire is in a circular structure, the cylindrical aluminum stranded wire 102 is stranded by the 12 conductors in the circular structure to be wrapped on the outer surface of the isolation layer 101, and current carrying of the wire can be effectively carried out.
According to the attached drawings 1 and 2, the trapezoidal aluminum stranded wires 103 comprise 12 conductors, the pitch diameter ratio is 10-13 times, the cross section of a single conductor of the trapezoidal aluminum stranded wires 103 which are stranded into a wire is of a trapezoidal structure, the trapezoidal aluminum stranded wires 103 are stranded by the 12 conductors of the trapezoidal structure and wrapped on the outer surface of the cylindrical aluminum stranded wires 102, the trapezoidal aluminum stranded wires 103 are mutually matched planes, and the trapezoidal aluminum stranded wires 103 are in surface-to-surface contact with each other, so that the distance between the wires can be reduced, and the current-carrying capacity of the wire is effectively improved.
According to shown in fig. 1 and 2, the outer wall of the cylindrical aluminum stranded wire 102 is provided with the connecting layer 104, the connecting layer 104 and the cylindrical aluminum stranded wire 102 are in a connection relation, the distance between the wires of the cylindrical aluminum stranded wire 102 can be reduced, the outer surface of the connecting layer 104 and the inner surface of the adjacent trapezoidal aluminum stranded wire 103 can be attached to each other through a surface, the invasion of the external environment into the wire core 1 is reduced, and the wire core 1 is corroded.
According to shown in fig. 1 and 2, a preset gap is reserved between the arc-shaped wrapping layer 105 and the trapezoidal aluminum stranded wire 103, the arc-shaped wrapping layer 105 is made of elastic materials, excessive inward extrusion of the arc-shaped wrapping layer 105 is avoided, the wire inside the arc-shaped wrapping layer is extruded, and heat dissipation is facilitated.
According to the attached drawings 1 and 2, the insulating layer 106 is arranged on the outer wall of the arc-shaped wire covering layer 105, so that the internal current connecting structure of the wire is protected, mutual insulation between the conductor in the cable and the surrounding environment or between adjacent conductors is facilitated, and the phenomenon that the internal current of the wire is damaged and the safety is damaged is avoided.
The working principle is as follows: when the utility model is used, a user can twist 5 steel wires together to form a wire core 1 which is tough and has a supporting function, the outer surface of the wire core 1 is wrapped by the isolating layer 101, so that the wire core 1 can be protected, external corrosive liquid or gas is prevented from contacting the wire core 1, the wire core 1 is corroded, the service life of the wire core 1 is favorably prolonged, the cylindrical aluminum stranded wire 102 is twisted by 12 round structure conductors to be wrapped on the outer surface of the isolating layer 101, the connecting layer 104 and the cylindrical aluminum stranded wire 102 are in a connection relation, the trapezoidal aluminum stranded wire 103 is twisted by 12 trapezoidal structure conductors to be wrapped on the outer surface of the cylindrical aluminum stranded wire 102, the distance between the wires is reduced by the surface-to-surface contact of the cylindrical aluminum stranded wire 102 and the trapezoidal aluminum stranded wire 103, the phenomenon that the external environment invades the wire core 1 and the wire core 1 is corroded can be reduced, the current-carrying capacity of the wire can be effectively improved, the arc-shaped wrapping layer 105 is wrapped on the outer surface of the trapezoid aluminum stranded wire 103, the twisted wire is convenient to protect, external force is prevented from being damaged, a preset gap is reserved between the trapezoid aluminum stranded wires 103, heat dissipation is convenient, the arc-shaped wrapping layer 105 is made of elastic materials, excessive inward extrusion of the arc-shaped wrapping layer 105 is favorably avoided, the damaged and internal wire is extruded, the insulating layer 106 is wrapped on the outer surface of the arc-shaped wrapping layer 105, the damaged and internal current of the wire is prevented from being dissipated, and safety is damaged.
To technical personnel in the field, wrap at trapezoidal aluminum stranded conductor 103 surface through setting up arc envelope layer 105, be convenient for protect the stranded conductor, avoid external force to damage it, and leave predetermined clearance between the trapezoidal aluminum stranded conductor 103, be convenient for dispel the heat, be elastic material through setting up arc envelope layer 105, be favorable to avoiding arc envelope layer 105 excessive inside extrusion, make the damaged inside wire of extrusion, be provided with the articulamentum through setting up cylindrical aluminum stranded conductor outer wall, the articulamentum is the relation of connection with cylindrical aluminum stranded conductor, not only can reduce the distance between the wire of cylindrical aluminum stranded conductor, can also let the interior surface of articulamentum outer surface and adjacent trapezoidal aluminum stranded conductor pass through the mode of face laminating, reduce external environment and invade the sinle silk, make the sinle silk receive the phenomenon of corruption.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an aluminium package steel core aluminum stranded conductor, includes sinle silk (1) and cylindrical aluminum stranded conductor (102), its characterized in that: sinle silk (1) are twisted together through 5 copper wires and are formed, sinle silk (1) outer wall is wrapped there is isolation layer (101), cylindrical aluminum stranded conductor (102) are inside to be wrapped at isolation layer (101) outer wall, cylindrical aluminum stranded conductor (102) outer wall is provided with trapezoidal aluminum stranded conductor (103), trapezoidal aluminum stranded conductor (103) outer wall is provided with arc envelope layer (105).
2. The aluminum-clad steel core aluminum strand as recited in claim 1, wherein: the cylindrical aluminum stranded wire (102) comprises 12 conductors, the pitch-diameter ratio is 18-20 times, and the cross section of a single conductor of the cylindrical aluminum stranded wire (102) stranded into a wire is of a circular structure.
3. The aluminum-clad steel core aluminum strand as recited in claim 1, wherein: the trapezoidal aluminum stranded wire (103) comprises 12 conductors, the pitch diameter ratio is 10-13 times, and the cross section of a single conductor of the trapezoidal aluminum stranded wire (103) stranded into a wire is of a trapezoidal structure.
4. The aluminum-clad steel core aluminum strand as recited in claim 1, wherein: the outer wall of the cylindrical aluminum stranded wire (102) is provided with a connecting layer (104), and the connecting layer (104) is connected with the cylindrical aluminum stranded wire (102).
5. The aluminum-clad steel core aluminum strand as recited in claim 1, wherein: a preset gap is reserved between the arc-shaped wire wrapping layer (105) and the trapezoidal aluminum stranded wire (103), and the arc-shaped wire wrapping layer (105) is made of elastic materials.
6. The aluminum-clad steel core aluminum strand as recited in claim 1, wherein: and an insulating layer (106) is arranged on the outer wall of the arc-shaped wire wrapping layer (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122447223.0U CN217086185U (en) | 2021-10-11 | 2021-10-11 | Aluminum stranded wire with aluminum-clad steel core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122447223.0U CN217086185U (en) | 2021-10-11 | 2021-10-11 | Aluminum stranded wire with aluminum-clad steel core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217086185U true CN217086185U (en) | 2022-07-29 |
Family
ID=82497212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122447223.0U Active CN217086185U (en) | 2021-10-11 | 2021-10-11 | Aluminum stranded wire with aluminum-clad steel core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217086185U (en) |
-
2021
- 2021-10-11 CN CN202122447223.0U patent/CN217086185U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217086185U (en) | Aluminum stranded wire with aluminum-clad steel core | |
| CN212461189U (en) | Fluoroplastic insulation and sheath high-temperature-resistant shielding control cable | |
| AU2020334655A1 (en) | Cable | |
| CN212967187U (en) | Cable with compression-resistant protection function | |
| CN215577815U (en) | Polyethylene insulated flame-retardant polyvinyl chloride sheath shielding instrument cable | |
| CN212570465U (en) | High-low voltage crosslinked cable | |
| CN211606039U (en) | Buckle type wire insulation sheath | |
| CN212322661U (en) | Water-blocking overhead insulated cable | |
| EP2410534A1 (en) | Cord for high voltage overhead electrical lines, with high thermal limit and with 3 load-bearing cables | |
| CN211670017U (en) | Fluoroplastic insulating silicon rubber sheath high-temperature-resistant control cable | |
| CN216871597U (en) | Water-blocking creep-resistant large-section aluminum alloy split conductor for cable | |
| CN215007581U (en) | Main electric cable for frequency converter | |
| CN218159735U (en) | Safety overhead insulated conductor | |
| CN214796800U (en) | Flexible mineral insulated cable | |
| CN210349396U (en) | Inorganic insulating copper sheath fire-resistant cable | |
| CN213583146U (en) | Anti-ice insulated wire for electrified railway | |
| CN220710005U (en) | High rare earth iron-aluminum alloy wire and cable | |
| CN212256978U (en) | Protection type aluminum conductor cable steel-reinforced | |
| CN212322662U (en) | Water-blocking overhead insulated cable | |
| CN216749444U (en) | High heat dissipation low pressure power cable | |
| CN221304337U (en) | Medium-voltage large-section flexible cable | |
| CN218274007U (en) | Special cable with anti-corrosion function | |
| CN210896653U (en) | Flexible direct current cable | |
| CN212484985U (en) | Cluster overhead insulated cable | |
| CN210896660U (en) | Wear-resistant overhead insulated cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |