CN113012854A - Control cable and manufacturing method thereof - Google Patents
Control cable and manufacturing method thereof Download PDFInfo
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- CN113012854A CN113012854A CN202110061205.0A CN202110061205A CN113012854A CN 113012854 A CN113012854 A CN 113012854A CN 202110061205 A CN202110061205 A CN 202110061205A CN 113012854 A CN113012854 A CN 113012854A
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- control cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/08—Several wires or the like stranded in the form of a rope
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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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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
本发明公开了一种控制电缆及其制作方法，控制电缆包括至少两组的绝缘线芯以及填充在所述绝缘线芯周围的填充层，所述绝缘线芯由导体以及覆盖于所述导体外侧的弹性绝缘层组成，所述填充层的外侧从内到外依次设置有绕包带、屏蔽层和外护套。弹性绝缘层柔软易弯曲，具有良好的弯曲性能。填充层可保证缆芯的圆整，绕包带起缓冲和衬垫作用，绕包带和屏蔽层之间结构紧密并且有足够的空间发生形变，从而减少成型后应力集中，在控制电缆使用过程中，因材料不同对绝缘线芯起隔热、防老化等不同的作用，屏蔽层可以起到屏蔽外部电磁波的作用，外护套耐高低温能力强，该控制电缆稳定性好，具有耐热老化性能、拉伸强度、断裂伸长率等机械性能较好。
The invention discloses a control cable and a manufacturing method thereof. The control cable includes at least two groups of insulated wire cores and a filling layer filled around the insulated wire cores. The insulated wire core is composed of a conductor and is covered outside the conductor. The outer side of the filling layer is sequentially provided with a wrapping tape, a shielding layer and an outer sheath from the inside to the outside. The elastic insulating layer is soft and easy to bend, and has good bending performance. The filling layer can ensure the roundness of the cable core, and the wrapping tape acts as a buffer and cushion. The structure between the wrapping tape and the shielding layer is tight and there is enough space for deformation, thereby reducing the stress concentration after molding, and controlling the use process of the cable. In the middle, due to different materials, the insulated wire core has different functions such as heat insulation and anti-aging. The shielding layer can shield the external electromagnetic waves. The outer sheath has strong high and low temperature resistance. The control cable has good stability and heat resistance. Mechanical properties such as aging properties, tensile strength, elongation at break, etc. are better.
Description
Technical Field
The invention relates to the field of research and development of control cables for photovoltaic power stations on the verge of seas, in particular to a control cable and a manufacturing method thereof.
Background
A control cable for an offshore photovoltaic power station mainly aims to research and develop a novel special cable, belongs to the high and new technical field of national key support, and in recent years, along with increasingly prominent environmental problems, the green development concept gradually deepens into people, the development direction of global economy and navigation marks turn to low-carbon economy, and the solar photovoltaic industry is valued by countries in the world. With the large-scale application and rapid development of domestic solar photovoltaic power generation, solar photovoltaic power stations are well-established in regions with abundant solar energy in some regions at present, and the power generation of the solar photovoltaic power stations is already integrated into national power grids. The photovoltaic is a novel power generation system which directly converts solar radiation energy into electric energy by utilizing the photovoltaic effect of a solar cell semiconductor material, and has two modes of independent operation and grid-connected operation. Photovoltaic power plant accepts solar energy, converts the electric energy into, and the electric current of output at first is low pressure, direct current, then need convert the alternating current into through alternating current-direct current inverter, and rethread step up transformer makes the voltage rise to 220V commonly used, just can the practicality, and the networking. Cables used in photovoltaic systems can be classified into dc and ac cables. The ac cable is a connection cable from the inverter to the step-up transformer and from the step-up transformer to the distribution device, and this part of the cable is not particularly high in demand, and a conventional transmission cable can be used. The direct current cable is used for series cables between photovoltaic cell assemblies or parallel cables between strings and between the strings and a direct current distribution box (a combiner box), and between the direct current distribution box and an inverter. The direct current cable has complex use environment and higher requirement, and the photovoltaic cable is mainly referred to as the cable at present.
Considering that solar energy sufficient areas are mostly in western and coastal areas in China, a plurality of large-scale photovoltaic power stations are also established in the areas. The cable is required to bear lower temperature in western and north areas of China, and the extreme low temperature of individual areas can reach minus 40 ℃ or so, even lower temperature. The earth surface temperature in the east and south regions of China can easily reach more than +70 ℃, the working temperature of a conductor is considered to be higher than the environmental temperature and generate heat volatilization, meanwhile, the temperature of the material of the cable is considered to probably exceed more than +90 ℃ in the areas with unventilated roofs and poor heat dissipation effect of the bridge frame, and the highest temperature is even more than 150 ℃, so that the requirement that the material temperature of the cable can meet the requirement that a power station works at extreme air temperature is required. In special areas such as seaside and mudflat, the cable is required to have strong salt mist and acid-base resistance due to high air humidity and high salt mist content in the areas. Solar photovoltaic power stations are generally erected in deserts, grasslands, coastal areas and urban roofs, and therefore cables for power transmission need to have the characteristics of high and low temperature resistance, ozone resistance, ultraviolet resistance, wear resistance, corrosion resistance, lightning protection, rat bite prevention and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a control cable and a manufacturing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a control cable, is in including at least two sets of insulation core and packing filling layer around the insulation core, insulation core by the conductor and cover in the elastic insulation layer in the conductor outside constitutes, the outside of filling layer has set gradually from inside to outside around band, shielding layer and oversheath.
The further technical scheme is as follows: the insulated wire cores are seven groups, and the seven groups of insulated wire cores are enclosed to form a structure with a hexagonal cross section.
The further technical scheme is as follows: the alternating current rated voltage of the control cable is 0.6/1kV, and the direct current rated voltage is 1.8 kV.
The further technical scheme is as follows: the conductor is formed by twisting a plurality of metal copper wires.
The further technical scheme is as follows: the insulated wire cores are three groups, four groups, five groups or six groups.
A method of making a control cable comprising the steps of:
twisting metal copper into a conductor;
uniformly extruding an insulating material on the outer surface of the conductor to form an elastic insulating layer;
filling filler around the elastic insulating layer to form a filling layer;
wrapping the wrapping tape on the outer sides of the insulating wire core and the filling layer;
arranging a shielding layer on the outer side of the wrapping tape;
and extruding an outer sheath material outside the shielding layer to form an outer sheath.
The further technical scheme is as follows: the step of twisting the metallic copper into a conductor comprises:
drawing the metal copper to obtain a metal copper wire;
annealing the metal copper wire to obtain an annealed metal copper wire;
and twisting the annealed metal copper wire into a conductor.
The further technical scheme is as follows: the insulating material is composed of 45-55 kg of ethylene propylene diene monomer, 45-55 kg of polypropylene, 2-3 kg of vulcanizing agent, m-phenylene bismaleimide, 0.05-1 kg of antioxidant, 0.05-0.1 kg of anti-ultraviolet agent, 0.5-1 kg of lubricant and 0.5-1 kg of carbon black.
The further technical scheme is as follows: the outer sheath material is composed of 45-55 kg of ethylene propylene diene monomer, 45-55 kg of polypropylene, 2-3 kg of vulcanizing agent, m-phenylene bismaleimide, 0.1-2 kg of antioxidant, 0.05-0.3 kg of anti-ultraviolet agent, 0.5-1 kg of lubricant and 0.8-1.4 kg of carbon black.
The further technical scheme is as follows: the antioxidant is formed by mixing 2, 5-di-tert-butyl hydroquinone and phosphite ester, and the uvioresistant agent is formed by mixing a light stabilizer and an ultraviolet absorbent.
Compared with the prior art, the invention has the beneficial effects that: the elastic insulating layer of the control cable is flexible and easy to bend, has good bending performance, the filling layer can ensure the roundness of a cable core, the wrapping tape plays roles of buffering and lining, the structure between the wrapping tape and the shielding layer is compact, and enough space is provided for deformation, so that the stress concentration after forming is reduced, in the using process of the control cable, the shielding layer can play a role of shielding external electromagnetic waves because of different materials, so that the signal transmission of an internal signal line is more stable and not interfered, the outer sheath has strong high and low temperature resistance, the control cable has good stability, has good mechanical properties such as heat and aging resistance, tensile strength, breaking elongation and the like, can stably run in a sharp temperature change range of-50-125 ℃, and can meet the requirement of control signal transmission of a solar power station, the solar energy collector has the advantages of low temperature resistance, ozone resistance, weather resistance, direct current voltage resistance, dynamic penetration resistance and the like, can prevent rain, snow, hail, sand wind, high temperature, low temperature, smog, bird pecking, animal biting, chemical substances, has strong short-time overload capacity, large current-carrying capacity, wind power swing and other mechanical external forces, and has long service life.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above description and other objects, features, and advantages of the present invention more clearly understandable, preferred embodiments are described in detail below.
Drawings
FIG. 1 is a schematic view of a control cable;
FIG. 2 is a flow chart of a method of making a control cable;
fig. 3 is a sub-flow diagram of a method of making a control cable.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
As shown in fig. 1, the control cable comprises at least two groups of insulated wire cores and a filling layer 3 filled around the insulated wire cores, wherein each insulated wire core is composed of a conductor 1 and an elastic insulating layer 2 covering the outer side of the conductor 1, and a wrapping tape 4, a shielding layer 5 and an outer sheath 6 are sequentially arranged on the outer side of the filling layer 3 from inside to outside. The elastic insulating layer 2 is soft and flexible and has good bending performance. The filling layer 3 can ensure the roundness of the cable core, the wrapping tape 4 plays a role of buffering and lining, the structure between the wrapping tape 4 and the shielding layer 5 is compact and has enough space for deformation, thereby reducing stress concentration after forming, in the using process of the control cable, the insulating wire core plays different roles of heat insulation, corrosion resistance, aging resistance and the like due to different materials, the shielding layer 5 can play a role of shielding external electromagnetic waves, the internal signal line is protected from more stable signal transmission and interference, the outer sheath 6 has strong high and low temperature resistance, the control cable has good stability, heat resistance, aging resistance, tensile strength, elongation at break and other mechanical properties, can stably operate in a sharp temperature change range of-50 ℃ to 125 ℃, can meet the requirement of control signal transmission of a solar power station, and has the functions of low temperature resistance, ozone resistance, weather resistance, direct current voltage resistance, The composite material has the advantages of dynamic penetration resistance and the like, can resist rain, snow, hail, sand, high temperature, low temperature, smog, bird pecking, animal biting, chemical substances, strong short-time overload capacity, large current-carrying capacity, wind power swing and other mechanical external forces, and has long service life.
In one embodiment, the seven groups of insulated wire cores can improve the transmission efficiency, and the seven groups of insulated wire cores surround to form a structure with a cross section of a regular hexagon body so as to form a compact layout mode, so that the combination layout between the seven groups of insulated wire cores is difficult to change by external force, and the space utilization rate is high.
In one embodiment, the AC rated voltage of the control cable is 0.6/1kV, and the DC rated voltage is 1.8kV, so that the control cable is suitable for photovoltaic power stations on the verge of the sea.
In one embodiment, the conductor 1 is formed by twisting a plurality of metallic copper wires. A plurality of metal copper wires are twisted to ensure the flexibility and the tensile capacity of the conductor 1.
In one embodiment, the control cable can withstand a high temperature of 140 ℃. The high temperature resistant solar power station has high temperature resistance, can stably operate in a sharp temperature change range of-50 ℃ to 125 ℃, and can meet the requirement of control signal transmission of the solar power station.
In one embodiment, the filling layer 3 is a filling rope to ensure the roundness of the insulated wire core.
In another embodiment, the insulated wire cores are in three, four, five or six groups. The specific group number is set according to actual application occasions to meet different power consumption requirements.
As shown in fig. 2, a method for manufacturing a control cable includes steps S10 to S60:
and S10, twisting the metal copper into a conductor.
And S20, uniformly extruding the insulating material on the outer surface of the conductor to form the elastic insulating layer.
S30, filling the filler around the elastic insulation layer to form a filling layer.
And S40, wrapping the wrapping tape on the outer sides of the insulating wire core and the filling layer.
And S50, arranging a shielding layer outside the wrapping tape.
S60, extruding and wrapping an outer sheath material outside the shielding layer to form the outer sheath.
As shown in FIG. 1, the control cable manufactured by the manufacturing method has the advantages that the elastic insulating layer 2 is soft and easy to bend, and has good bending performance. The filling layer 3 can ensure the roundness of the cable core, the wrapping tape 4 plays a role of buffering and lining, the structure between the wrapping tape 4 and the shielding layer 5 is compact and has enough space for deformation, thereby reducing stress concentration after forming, in the using process of the control cable, the insulating wire core plays different roles of heat insulation, corrosion resistance, aging resistance and the like due to different materials, the shielding layer 5 can play a role of shielding external electromagnetic waves, the internal signal line is protected from more stable signal transmission and interference, the outer sheath 6 has strong high and low temperature resistance, the control cable has good stability, heat resistance, aging resistance, tensile strength, elongation at break and other mechanical properties, can stably operate in a sharp temperature change range of-50 ℃ to 125 ℃, can meet the requirement of control signal transmission of a solar power station, and has the functions of low temperature resistance, ozone resistance, weather resistance, direct current voltage resistance, The composite material has the advantages of dynamic penetration resistance and the like, can resist rain, snow, hail, sand, high temperature, low temperature, smog, bird pecking, animal biting, chemical substances, strong short-time overload capacity, large current-carrying capacity, wind power swing and other mechanical external forces, and has long service life.
As shown in fig. 3, in an embodiment, the step S10 includes steps S11 to S13:
and S11, drawing the metal copper to obtain the metal copper wire.
And S12, annealing the metal copper wire to obtain the annealed metal copper wire.
And S13, twisting the annealed metal copper wire into a conductor.
In this embodiment, a plurality of metal copper wires are annealed and twisted to ensure the flexibility and tensile strength of the conductor.
In one embodiment, the insulation material comprises 45-55 kg of ethylene propylene diene monomer, 45-55 kg of polypropylene, 2-3 kg of vulcanizing agent, m-phenylene bismaleimide, 0.05-1 kg of antioxidant, 0.05-0.1 kg of anti-ultraviolet agent, 0.5-1 kg of lubricant and 0.5-1 kg of carbon black. The prepared elastic material is soft, has good bending performance and is resistant to high and low temperatures.
In one embodiment, the outer sheath material is composed of 45-55 kg of ethylene propylene diene monomer, 45-55 kg of polypropylene, 2-3 kg of vulcanizing agent, m-phenylene bismaleimide, 0.1-2 kg of antioxidant, 0.05-0.3 kg of anti-ultraviolet agent, 0.5-1 kg of lubricant and 0.8-1.4 kg of carbon black. The prepared outer sheath material has good stability and good mechanical properties such as heat aging resistance, tensile strength, elongation at break and the like.
In one embodiment, the antioxidant is a mixture of 2, 5-di-tert-butylhydroquinone and phosphite ester, and the anti-ultraviolet agent is a mixture of a light stabilizer and an ultraviolet absorber. Antioxidants retard or inhibit the progress of the polymer oxidation process, thereby preventing aging and extending the useful life of the polymer.
Compared with the prior art, the elastic insulating layer of the control cable is flexible and easy to bend, has good bending performance, the filling layer can ensure the roundness of the cable core, the wrapping tape plays roles of buffering and lining, the structure between the wrapping tape and the shielding layer is compact and enough space is deformed, so that the stress concentration after forming is reduced, in the using process of the control cable, the shielding layer can play a role of shielding external electromagnetic waves because of different materials, such as heat insulation, corrosion resistance, aging resistance and the like, on the insulating wire core, the shielding layer can protect internal signal lines from being more stable in signal transmission and not interfered, the outer sheath has strong high and low temperature resistance, the control cable has good stability, good mechanical properties such as heat resistance, aging resistance, tensile strength, elongation at break and the like, can stably operate in a sharp temperature change range of-50 ℃ to 125 ℃, and can meet the requirement of control signal transmission of a solar power station, the solar energy collector has the advantages of low temperature resistance, ozone resistance, weather resistance, direct current voltage resistance, dynamic penetration resistance and the like, can prevent rain, snow, hail, sand wind, high temperature, low temperature, smog, bird pecking, animal biting, chemical substances, has strong short-time overload capacity, large current-carrying capacity, wind power swing and other mechanical external forces, and has long service life.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a control cable, its characterized in that is in including at least two sets of insulation core and packing the filling layer around the insulation core, insulation core by the conductor and cover in the elastic insulation layer in the conductor outside constitutes, the outside of filling layer has set gradually from inside to outside around band, shielding layer and oversheath.
2. The control cable of claim 1, wherein the insulated wire cores are in seven groups, and the seven groups of insulated wire cores enclose to form a structure with a cross section of a regular hexagon.
3. The control cable of claim 2, wherein the control cable has an ac rated voltage of 0.6/1kV and a dc rated voltage of 1.8 kV.
4. The control cable of claim 1, wherein said conductor is stranded from a plurality of metallic copper wires.
5. The control cable of claim 1, wherein the insulated wire cores are in three, four, five or six groups.
6. A manufacturing method of a control cable is characterized by comprising the following steps:
twisting metal copper into a conductor;
uniformly extruding an insulating material on the outer surface of the conductor to form an elastic insulating layer;
filling filler around the elastic insulating layer to form a filling layer;
wrapping the wrapping tape on the outer sides of the insulating wire core and the filling layer;
arranging a shielding layer on the outer side of the wrapping tape;
and extruding an outer sheath material outside the shielding layer to form an outer sheath.
7. The method of claim 6, wherein the step of forming the copper metal strands into the conductor includes:
drawing the metal copper to obtain a metal copper wire;
annealing the metal copper wire to obtain an annealed metal copper wire;
and twisting the annealed metal copper wire into a conductor.
8. The method for manufacturing the control cable according to claim 6, wherein the insulating material comprises 45-55 kg of ethylene propylene diene monomer, 45-55 kg of polypropylene, 2-3 kg of vulcanizing agent, m-phenylene bismaleimide, 0.05-1 kg of antioxidant, 0.05-0.1 kg of anti-ultraviolet agent, 0.5-1 kg of lubricant and 0.5-1 kg of carbon black.
9. The method for manufacturing the control cable according to claim 8, wherein the outer sheath material is composed of 45-55 kg of ethylene propylene diene monomer, 45-55 kg of polypropylene, 2-3 kg of vulcanizing agent, m-phenylene bismaleimide, 0.1-2 kg of antioxidant, 0.05-0.3 kg of anti-ultraviolet agent, 0.5-1 kg of lubricant and 0.8-1.4 kg of carbon black.
10. The method of claim 9, wherein the antioxidant is a mixture of 2, 5-di-tert-butylhydroquinone and a phosphite ester, and the anti-uv agent is a mixture of a light stabilizer and a uv absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110061205.0A CN113012854A (en) | 2021-01-18 | 2021-01-18 | Control cable and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110061205.0A CN113012854A (en) | 2021-01-18 | 2021-01-18 | Control cable and manufacturing method thereof |
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| CN113012854A true CN113012854A (en) | 2021-06-22 |
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| CN202110061205.0A Pending CN113012854A (en) | 2021-01-18 | 2021-01-18 | Control cable and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119108136A (en) * | 2024-10-14 | 2024-12-10 | 广东新亚光电缆股份有限公司 | A 10KV overhead polypropylene insulated cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101673585A (en) * | 2009-09-24 | 2010-03-17 | 江苏晨曦光伏科技有限公司 | Control cable for solar photovoltaic power stations and manufacturing method thereof |
| CN201508707U (en) * | 2009-09-25 | 2010-06-16 | 江苏晨曦光伏科技有限公司 | Control cable used for photovoltaic power station by sea |
| CN214336432U (en) * | 2021-01-18 | 2021-10-01 | 广东环威电线电缆股份有限公司 | Control cable |
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2021
- 2021-01-18 CN CN202110061205.0A patent/CN113012854A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101673585A (en) * | 2009-09-24 | 2010-03-17 | 江苏晨曦光伏科技有限公司 | Control cable for solar photovoltaic power stations and manufacturing method thereof |
| CN201508707U (en) * | 2009-09-25 | 2010-06-16 | 江苏晨曦光伏科技有限公司 | Control cable used for photovoltaic power station by sea |
| CN214336432U (en) * | 2021-01-18 | 2021-10-01 | 广东环威电线电缆股份有限公司 | Control cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119108136A (en) * | 2024-10-14 | 2024-12-10 | 广东新亚光电缆股份有限公司 | A 10KV overhead polypropylene insulated cable |
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Application publication date: 20210622 |