CN112117046B - Aluminium-clad steel core super heat-resistant aluminium alloy overhead conductor - Google Patents
Aluminium-clad steel core super heat-resistant aluminium alloy overhead conductor Download PDFInfo
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- CN112117046B CN112117046B CN202011005719.6A CN202011005719A CN112117046B CN 112117046 B CN112117046 B CN 112117046B CN 202011005719 A CN202011005719 A CN 202011005719A CN 112117046 B CN112117046 B CN 112117046B
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- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- 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
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- 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
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- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- 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
- H01B7/36—Insulated conductors or cables characterised by their form with distinguishing or length marks
- H01B7/365—Insulated conductors or cables characterised by their form with distinguishing or length marks being indicia imposed on the insulation or conductor
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- 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
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
Abstract
The invention discloses an aluminum-clad steel core super-heat-resistant aluminum alloy overhead conductor which comprises an outer layer, wherein an insulating layer is arranged inside the outer layer, the insulating layer is connected with the outer layer through a connecting layer, a flame-retardant layer is arranged inside the insulating layer, a shielding layer is arranged inside the flame-retardant layer, a cementing layer is arranged between the shielding layer and the flame-retardant layer, a buffer cavity is arranged inside the shielding layer, a buffer block is arranged inside the buffer cavity, a first wire core is arranged inside the buffer cavity, a built-in part is arranged inside the first wire core, connecting pieces are connected to the two closed ends of the built-in part, and a second wire core is arranged inside the built-in part. This super heat-resisting aluminum alloy air wire of aluminium package steel core has the cushioning effect, prevents unexpected fracture, and the stable installation when the wire of being convenient for uses to the fire resistance is better, and has the warning function night.
Description
Technical Field
The invention relates to the related technical field of overhead conductors, in particular to an aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor.
Background
The overhead transmission line is used as a carrier of power transmission and plays an extremely important role in power transmission lines, the widely used overhead transmission line is a steel core heat-resistant aluminum alloy stranded wire, but the overhead transmission line still has certain defects, such as:
1. the existing overhead conductor is always relatively high in integral brittleness, is easy to cause accidental breakage of the conductor, and does not have a buffering effect;
2. the common overhead conductor is inconvenient for the stable installation of the conductor when in use;
3. ordinary air wire fire resistance is not good, and does not have the warning function night.
Therefore, we propose an aluminum-clad steel core super heat resistant aluminum alloy overhead conductor so as to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide an aluminum-clad steel core super-heat-resistant aluminum alloy overhead conductor, which aims to solve the problems that most overhead conductors proposed in the background technology are high in brittleness, easy to cause accidental breakage of the conductor, free of a buffering effect, inconvenient to stably install when the conductor is used, poor in flame retardance and free of a reminding function at night.
In order to achieve the purpose, the invention provides the following technical scheme: an aluminum-clad steel core super-heat-resistant aluminum alloy overhead conductor comprises an outer layer, wherein an insulating layer is arranged inside the outer layer, the insulating layer is connected with the outer layer through a connecting layer, a flame-retardant layer is arranged on the inner side of the insulating layer, a shielding layer is arranged on the inner side of the flame-retardant layer, a cementing layer is arranged between the shielding layer and the flame-retardant layer, a buffer cavity is arranged on the inner side of the shielding layer, a buffer block is arranged inside the buffer cavity, a first wire core is arranged inside the buffer cavity, a built-in part is arranged on the inner side of the first wire core, connecting pieces are connected to the two closed ends of the built-in part, and a second wire core is arranged inside the built-in part;
the second wire core comprises a second aluminum alloy wire, a second aluminum alloy layer and a high-temperature resistant layer, the second aluminum alloy layer is arranged on the outer side of the second aluminum alloy wire, the high-temperature resistant layer is arranged on the outer side of the second aluminum alloy layer, an installation groove is formed in the outer surface of the outer layer, and a light reflecting strip is fixedly connected inside the installation groove;
the limiting groove has been seted up on the skin, and the outer outside is provided with first installation piece, the below of first installation piece is connected with second installation piece, and the equal welded connection of internal surface of first installation piece and second installation piece has the stopper, first installation piece and second installation piece are tied through the installation and are connected, and the lower extreme welded connection of second installation piece has the installed part to the mounting hole has been seted up to the inside of installed part.
Preferably, the inner surface and the outer surface of the flame-retardant layer and the outer surface of the shielding layer are both concave-convex structures, and the flame-retardant layer is connected with the shielding layer through a cementing layer.
Preferably, the material of cushion chamber is elastic material, and the buffer block is distributed for annular array about the center of cushion chamber, and the inside of buffer block is hollow structure, and the shape of buffer block is ellipsoid type structure moreover.
Preferably, the elastic material of the buffer cavity is made of high-temperature resistant resin material, and the buffer block is embedded with the buffer cavity.
Preferably, the first core comprises a first aluminum alloy wire, a first aluminum alloy layer and a protective layer, the first aluminum alloy layer is arranged on the outer side of the first aluminum alloy wire, and the protective layer is arranged on the outer side of the first aluminum alloy layer.
Preferably, the first aluminum alloy wires are distributed in an annular array relative to the center of the outer layer, and the protective layer on the outer side of the first aluminum alloy wires is embedded in the buffer cavity.
Preferably, the built-in part is of an annular structure, the interior of the built-in part is of a hollow structure, a reinforcing plate is arranged in the built-in part at an equal angle, and the reinforcing plate and the built-in part form an integrated structure.
Preferably, the built-in parts are arranged on the inner side of the buffer cavity at equal intervals, the built-in part monomers are connected through the connecting parts, and the connecting parts are of elastic structures.
Preferably, the reflection of light strip is helical structure, and the setting is inlayed with the mounting groove to the surface of reflection of light strip and the surface parallel and level of skin.
Preferably, the limiting grooves are arranged at equal angles relative to the center of the outer layer, the limiting grooves and the limiting blocks are arranged in a one-to-one correspondence mode, and the limiting blocks are connected with the limiting grooves in a clamping mode.
Compared with the prior art, the invention has the beneficial effects that: the aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor has a buffering effect, prevents accidental breakage, is convenient for stable installation when the conductor is used, has good flame retardance, and has a reminding function at night;
1. the buffer cavity is arranged in the lead, the buffer cavity has certain elasticity, and the buffer block is arranged in the buffer cavity, so that the flexibility of the buffer cavity is enhanced by the buffer block with a hollow structure, the lead is prevented from being suddenly brittle failure when being subjected to external force, and the structure in the lead is protected;
2. the outer layer is provided with the limiting groove, and the limiting groove is connected with the limiting blocks on the first mounting block and the second mounting block in a clamping manner, so that the first mounting block and the second mounting block can be conveniently mounted, the first mounting block and the second mounting block are prevented from sliding on the outer layer, and the wire can be mounted at a corresponding position through the mounting hole in the second mounting block through the mounted second mounting block, so that the wire can be conveniently and stably mounted;
3. the flame-retardant layer is arranged on the inner side of the insulating layer, and the inner surface and the outer surface of the flame-retardant layer are both in a concave-convex structure, so that the effective area of the flame-retardant layer can be increased, and the flame-retardant effect of the flame-retardant layer is enhanced;
4. through being provided with the reflection of light strip on the skin, and the reflection of light strip is the heliciform and distributes on outer surface, consequently at night, can make the outside of this wire luminous, is convenient for discover this wire, when being convenient for overhaul at night, can prevent that super high vehicle from colliding this wire.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic side cross-sectional view of the outer layer of the present invention;
FIG. 5 is a schematic side view of the outer layer of the present invention;
FIG. 6 is a schematic view of a single connection structure of the insert of the present invention;
FIG. 7 is a schematic view of the overall structure of the buffer chamber according to the present invention;
FIG. 8 is a schematic side view of the outer layer monomer attachment of the present invention;
fig. 9 is a schematic front sectional view of the connection between the first mounting block and the second mounting block according to the present invention.
In the figure: 1. an outer layer; 2. an insulating layer; 3. a connection layer; 4. a flame retardant layer; 5. a shielding layer; 6. a cementing layer; 7. a buffer chamber; 8. a buffer block; 9. a first wire core; 901. a first aluminum alloy wire; 902. a first aluminum alloy layer; 903. a protective layer; 10. a built-in part; 11. a connecting member; 12. a second wire core; 1201. a second aluminum alloy wire; 1202. a second aluminum alloy layer; 1203. a high temperature resistant layer; 13. mounting grooves; 14. a light-reflecting strip; 15. a limiting groove; 16. a first mounting block; 17. a second mounting block; 18. a limiting block; 19. installing a bolt; 20. a mounting member; 21. and (7) installing holes.
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 a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: an aluminum-clad steel core super-heat-resistant aluminum alloy overhead conductor comprises an outer layer 1, an insulating layer 2, a connecting layer 3, a flame-retardant layer 4, a shielding layer 5, a cementing layer 6, a buffer cavity 7, a buffer block 8, a first wire core 9, a built-in part 10, a connecting part 11, a second wire core 12, a mounting groove 13, a reflective strip 14, a limiting groove 15, a first mounting block 16, a second mounting block 17, a limiting block 18, a mounting bolt 19, a mounting part 20 and a mounting hole 21, wherein the insulating layer 2 is arranged inside the outer layer 1, the insulating layer 2 is connected with the outer layer 1 through the connecting layer 3, the flame-retardant layer 4 is arranged inside the insulating layer 2, the shielding layer 5 is arranged inside the flame-retardant layer 4, the cementing layer 6 is arranged between the shielding layer 5 and the flame-retardant layer 4, the buffer cavity 7 is arranged inside the shielding layer 5, the buffer block 8 is arranged inside the buffer cavity 7, the first wire core 9 is arranged inside the buffer cavity 7, an inner part 10 is arranged on the inner side of the first bobbin 9, the two ending ends of the inner part 10 are both connected with connecting pieces 11, and a second bobbin 12 is arranged on the inner side of the inner part 10;
the second wire core 12 comprises a second aluminum alloy wire 1201, a second aluminum alloy layer 1202 and a high temperature resistant layer 1203, wherein the second aluminum alloy layer 1202 is arranged on the outer side of the second aluminum alloy wire 1201, the high temperature resistant layer 1203 is arranged on the outer side of the second aluminum alloy layer 1202, an installation groove 13 is formed in the outer surface of the outer layer 1, and a light reflecting strip 14 is fixedly connected inside the installation groove 13;
the limiting groove 15 has been seted up on outer 1, and the outside of outer 1 is provided with first installation piece 16, and the below of first installation piece 16 is connected with second installation piece 17, and the equal welded connection of the internal surface of first installation piece 16 and second installation piece 17 has stopper 18, and first installation piece 16 and second installation piece 17 are connected through installation bolt 19, and the lower extreme welded connection of second installation piece 17 has installed part 20 to mounting hole 21 has been seted up to the inside of installed part 20.
As shown in fig. 2, the inner surface and the outer surface of the flame-retardant layer 4 and the outer surface of the shielding layer 5 are both concave-convex structures, and the flame-retardant layer 4 is connected with the shielding layer 5 through the cementing layer 6, so that the effective area of the flame-retardant layer 4 is increased, and the flame-retardant effect of the flame-retardant layer 4 is enhanced;
as shown in fig. 2, the first wire core 9 includes a first aluminum alloy wire 901, a first aluminum alloy layer 902 and a protective layer 903, the first aluminum alloy layer 902 is disposed on the outer side of the first aluminum alloy wire 901, the protective layer 903 is disposed on the outer side of the first aluminum alloy layer 902, the first aluminum alloy wire 901 is distributed in an annular array with respect to the center of the outer layer 1, and the protective layer 903 on the outer side of the first aluminum alloy wire 901 is embedded in the buffer cavity 7, so as to effectively protect the first aluminum alloy wire 901;
as shown in fig. 1, the limiting grooves 15 are arranged at equal angles with respect to the center of the outer layer 1, the limiting grooves 15 and the limiting blocks 18 are arranged in a one-to-one correspondence manner, and the limiting blocks 18 and the limiting grooves 15 are connected in a clamping manner, so that the positions of the first mounting block 16 and the second mounting block 17 can be limited by the limiting grooves 15, and the first mounting block 16 and the second mounting block 17 are prevented from sliding;
as in fig. 2;
as shown in fig. 5, the reflective strip 14 is in a spiral structure, the reflective strip 14 is embedded in the mounting groove 13, and the outer surface of the reflective strip 14 is flush with the outer surface of the outer layer 1, so that the conductive wire can be conveniently observed at night through the reflective strip 14;
as shown in fig. 6, the insert 10 has a ring structure, the interior of the insert 10 has a hollow structure, and a reinforcing plate is disposed at an equal angle inside the insert 10, and the reinforcing plate and the insert 10 form an integrated structure, so that the heat resistance of the lead can be enhanced by the insert 10;
as shown in fig. 6, the built-in parts 10 are arranged at equal intervals at the inner side of the buffer cavity 7, the built-in parts 10 are connected by the connecting parts 11, and the connecting parts 11 are of an elastic structure, so that the flexibility of the built-in parts 10 can be enhanced, and the built-in parts 10 can be freely bent when the lead is bent;
as shown in FIG. 7, the material of the buffer chamber 7 is an elastic material, the buffer blocks 8 are distributed in an annular array with respect to the center of the buffer chamber 7, the inside of the buffer block 8 is a hollow structure, the shape of the buffer block 8 is an ellipsoid structure, the elastic material of the buffer chamber 7 is a high temperature resistant resin material, and the buffer block 8 and the buffer chamber 7 are embedded, so that the flexibility of the wire can be enhanced by the action of the buffer chamber 7.
The working principle is as follows: when the aluminum-clad steel core super-heat-resistant aluminum alloy overhead conductor is used, the insulating layer 2, the flame-retardant layer 4, the shielding layer 5 and the buffer cavity 7 are sequentially arranged on the inner side of the outer layer 1, so that good insulating, flame-retardant and shielding effects can be achieved under the effects of the insulating layer 2, the flame-retardant layer 4 and the shielding layer 5, the buffer cavity 7 has certain flexibility, and the hollow buffer block 8 is arranged inside the buffer cavity 7, so that the buffer cavity 7 can play a good buffer protection role on the whole conductor, the conductor is prevented from being broken or deformed when being subjected to an external violent force, and the buffer cavity 7 plays a protection role on the structure inside the conductor;
the limiting groove 15 is formed in the outer surface of the outer layer 1, so that when the lead needs to be fixedly installed, the first installation block 16 and the second installation block 17 can be installed on the outer side of the outer layer 1, the installation stability of the first installation block 16 and the second installation block 17 is enhanced under the clamping effect of the limiting block 18 and the limiting groove 15, the first installation block 16 and the second installation block 17 are prevented from sliding, and the installation piece 20 and the installation hole 21 are arranged below the second installation block 17, so that the lead can be fixedly arranged at a specified position under the action of the installation hole 21, and the lead is prevented from being accidentally shaken;
mounting groove 13 has been seted up through the outside at outer 1, and the inside of mounting groove 13 is provided with reflection of light strip 14, and reflection of light strip 14 has reflection of light function at night, consequently, when overhauing night, is convenient for seek this wire, and has the function of reminding at night, prevents that this wire from being hit by accident, and this is exactly this aluminium package steel core super heat-resistant aluminum alloy air wire's theory of operation.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides an aluminium package steel core super heat-resistant aluminium alloy air wire, includes skin (1), its characterized in that: the insulation layer (2) is arranged inside the outer layer (1), the insulation layer (2) is connected with the outer layer (1) through the connecting layer (3), the flame-retardant layer (4) is arranged on the inner side of the insulation layer (2), the shielding layer (5) is arranged on the inner side of the flame-retardant layer (4), a cementing layer (6) is arranged between the shielding layer (5) and the flame-retardant layer (4), the inner surface and the outer surface of the flame-retardant layer (4) and the outer surface of the shielding layer (5) are both of a concave-convex structure, the flame-retardant layer (4) is connected with the shielding layer (5) through the cementing layer (6), the buffer cavity (7) is arranged on the inner side of the shielding layer (5), the buffer block (8) is arranged inside the buffer cavity (7), the first wire core (9) is arranged inside the buffer cavity (7), and the built-in piece (10) is arranged on the inner side of the first wire core (9), the end to end of the built-in part (10) is connected with a connecting piece (11), a second wire core (12) is arranged on the inner side of the built-in part (10), the built-in part (10) is of an annular structure, the interior of the built-in part (10) is of a hollow structure, a reinforcing plate is arranged on the interior of the built-in part (10) at an equal angle, the reinforcing plate and the built-in part (10) form an integrated structure, the built-in part (10) is arranged on the inner side of the buffer cavity (7) at an equal interval, the built-in part (10) monomers are connected through the connecting piece (11), and the connecting piece (11) is of an elastic structure;
the second wire core (12) comprises a second aluminum alloy wire (1201), a second aluminum alloy layer (1202) and a high-temperature-resistant layer (1203), the second aluminum alloy layer (1202) is arranged on the outer side of the second aluminum alloy wire (1201), the high-temperature-resistant layer (1203) is arranged on the outer side of the second aluminum alloy layer (1202), a mounting groove (13) is formed in the outer surface of the outer layer (1), and a light reflecting strip (14) is fixedly connected inside the mounting groove (13);
the utility model discloses a spacing groove (15) and installing the mounting piece, including outer layer (1), the outside of outer layer (1) has been seted up spacing groove (15), and the outside of outer layer (1) is provided with first installation piece (16), the below of first installation piece (16) is connected with second installation piece (17), and the equal welded connection of internal surface of first installation piece (16) and second installation piece (17) has stopper (18), first installation piece (16) and second installation piece (17) are connected through erection bolt (19), and the lower extreme welded connection of second installation piece (17) has installed part (20) to mounting hole (21) have been seted up to the inside of installed part (20), spacing groove (15) are about the central equal angle setting of outer layer (1), and spacing groove (15) and stopper (18) one-to-up the connected mode of stopper (18) and spacing groove (15) is the block connection.
2. The aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor of claim 1, which is characterized in that: the buffer cavity (7) is made of elastic materials, the buffer blocks (8) are distributed in an annular array mode relative to the center of the buffer cavity (7), the inner portion of each buffer block (8) is of a hollow structure, and the shape of each buffer block (8) is of an ellipsoid structure.
3. The aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor of claim 2, which is characterized in that: the elastic material of the buffer cavity (7) is specifically high-temperature-resistant resin material, and the buffer block (8) and the buffer cavity (7) are embedded.
4. The aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor of claim 1, which is characterized in that: the first wire core (9) comprises a first aluminum alloy wire (901), a first aluminum alloy layer (902) and a protective layer (903), the first aluminum alloy layer (902) is arranged on the outer side of the first aluminum alloy wire (901), and the protective layer (903) is arranged on the outer side of the first aluminum alloy layer (902).
5. The aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor of claim 4, wherein: the first aluminum alloy wires (901) are distributed in an annular array relative to the center of the outer layer (1), and the protective layer (903) on the outer side of the first aluminum alloy wires (901) is embedded in the buffer cavity (7).
6. The aluminum-clad steel core super heat-resistant aluminum alloy overhead conductor of claim 1, which is characterized in that: the light reflecting strips (14) are of a spiral structure, the light reflecting strips (14) are embedded in the mounting grooves (13), and the outer surfaces of the light reflecting strips (14) are flush with the outer surface of the outer layer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011005719.6A CN112117046B (en) | 2020-09-23 | 2020-09-23 | Aluminium-clad steel core super heat-resistant aluminium alloy overhead conductor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011005719.6A CN112117046B (en) | 2020-09-23 | 2020-09-23 | Aluminium-clad steel core super heat-resistant aluminium alloy overhead conductor |
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| CN112117046A CN112117046A (en) | 2020-12-22 |
| CN112117046B true CN112117046B (en) | 2022-06-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10102941B2 (en) * | 2016-09-28 | 2018-10-16 | Fogang Xinyuan HengYe Cable Technology Co., LTD | Flexible fiber and resin composite core overhead wire and production method thereof |
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|---|---|---|---|---|
| CN1776828A (en) * | 2005-12-04 | 2006-05-24 | 中利科技集团有限公司 | Comprehensive control shielding cable for railway locomotive |
| CN106571193A (en) * | 2015-10-12 | 2017-04-19 | 江苏宝安电缆有限公司 | Combined control cable |
| CN109102955A (en) * | 2018-09-11 | 2018-12-28 | 台山市电缆厂有限责任公司 | A kind of parallel reinforcement type aerial insulated cable |
| CN209216637U (en) * | 2018-12-22 | 2019-08-06 | 东莞市大为线缆有限公司 | A kind of anticorrosion power cable resistant to high temperature |
| CN209487172U (en) * | 2019-03-28 | 2019-10-11 | 昆山市新智成电子科技有限公司 | A kind of wire and cable of the multicore with shielded layer |
| CN210039719U (en) * | 2019-08-23 | 2020-02-07 | 福建车邦电子有限公司 | Anti-interference wire harness for shielding external magnetic electric field |
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| CN112117046A (en) | 2020-12-22 |
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Denomination of invention: An aluminum-clad steel-cored super-heat resistant aluminum alloy overhead conductor Effective date of registration: 20230103 Granted publication date: 20220617 Pledgee: Qidian Credit Union of Chenggong District Rural Credit Cooperative, Kunming Pledgor: KUNMING KUNBAO WIRE & CABLE MANUFACTURING Co.,Ltd. Registration number: Y2022530000038 |