CN112271018A - Corrosion-resistant cable - Google Patents
Corrosion-resistant cable Download PDFInfo
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- CN112271018A CN112271018A CN202011093829.2A CN202011093829A CN112271018A CN 112271018 A CN112271018 A CN 112271018A CN 202011093829 A CN202011093829 A CN 202011093829A CN 112271018 A CN112271018 A CN 112271018A
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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
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/04—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances mica
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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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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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
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
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Abstract
The invention belongs to the technical field of cables, and particularly relates to a corrosion-resistant cable which comprises a main body, wherein a through hole is formed in the main body; the main body is made of polyethylene plastic; 30% -35% of sericite powder and 5% -10% of iron oxide powder are added into the polyethylene plastic; a reinforcing layer is arranged in the main body; the enhancement layer is clung to the inner wall of the main body; an isolation bracket is arranged in the main body; the tail end of the isolation bracket extends into the inner wall of the main body; the space of the isolation bracket in the main body is divided into a plurality of subspaces; the reinforcing layer is positioned between the main body and the tail end of the isolation bracket; a wire core is arranged in the main body; the wire core is positioned in a subspace formed between the main body and the isolation support; the residual space in the main body is filled with filler; the cable has good corrosion resistance in various environmental properties, and simultaneously has certain self-repairing capability after slight damage.
Description
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a corrosion-resistant cable.
Background
The cable is an electric energy or signal transmission device, usually form by several or several groups of wire stranding, each group of wire is insulated each other, and often turn round around a center, the whole outside is wrapped up with the high insulating overburden, the cable has the characteristic of internal electricity, the external insulation, with developing rapidly, the demand and requirement to the electric wire and cable are all improving continuously, according to the applied geographic position and use of the cable are different, the cable adopts different laying means to install, meanwhile, all have requirements to mechanical property and corrosion resistance of the cable between different laying means, especially in some places of the higher corrosivity of environment, the outer layer of the cable is apt to corrode, destroy the integrality of the cable, reduce the transmission effect of the cable, and produce the incident.
Some technical solutions also exist in the prior art, such as chinese patent with application number CN201710924656.6, including a cable main body and a cable inner core, where the cable main body is internally installed with the cable inner core, the cable inner core is internally installed with an insulator jacket layer, and the insulator jacket layer is internally installed with a low-resistance conductor, the cable inner core is externally installed with a water-resisting layer, and the water-resisting layer is externally installed with a plastic outer sheath; according to the scheme, the corrosion resistance of the cable is directly determined by the corrosion-resistant coating on the surface of the plastic outer sheath, the corrosion resistance of the cable cannot be well guaranteed, and the corrosion resistance of the cable is linearly reduced or even disappears if the corrosion-resistant coating is damaged in the installation and use processes.
Disclosure of Invention
In order to make up for the defects of the prior art and provide a cable with more excellent performance, and solve the problems that the corrosion resistance of the conventional cable is poor and the cable is continuously corroded until being damaged after being damaged, the invention provides a corrosion-resistant cable.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention discloses a corrosion-resistant cable which comprises a main body, wherein a through hole is formed in the main body; the main body is made of polyethylene plastic; 30% -35% of sericite powder and 5% -10% of iron oxide powder are added into the polyethylene plastic; a reinforcing layer is arranged in the main body; the enhancement layer is clung to the inner wall of the main body; an isolation bracket is arranged in the main body; the tail end of the isolation bracket extends into the inner wall of the main body; the space of the isolation bracket in the main body is divided into a plurality of subspaces; the reinforcing layer is positioned between the main body and the tail end of the isolation bracket; a wire core is arranged in the main body; the wire core is positioned in a subspace formed between the main body and the isolation support; the residual space in the main body is filled with filler;
when the cable core protective device works, the filler filled in the main body fills up the residual gap in the main body to prevent the cable core from moving in a subspace, so that the cable core is prevented from rubbing against the isolation support and the inner wall of the main body, the cable core is damaged, meanwhile, the cable core is protected and fixed to a certain degree through the filled filler, the cable core is further protected, the cable core is prevented from being damaged, meanwhile, a plurality of cable cores are separated in the main body through the isolation support, the cable core is prevented from being wound and folded after being randomly twisted in the main body in the transportation and installation processes, so that the cable core is damaged, meanwhile, when a single cable core in the main body is damaged and fails, the residual cable core is prevented from contacting with each other in the main body in a short time, so that the residual cable core is well damaged, meanwhile, the main body has a certain blocking effect on the permeation of water and other corrosive substances through the added sericite powder, and, simultaneously, the insulating and fire behaviour of sericite powder that adds can effectual improvement main part, promote the electrical safety of main part, guarantee that electric leakage and burning can not appear in the use in the main part, simultaneously, through mutually supporting of sericite powder and iron oxide powder, can produce excellent infrared radiation effect in the main part, give off the heat that the cable produced in the use through infrared radiation, heat accumulation on the cable in avoiding the use leads to the cable to damage.
Preferably, the reinforcing layer is made of modified carbon fiber fabric; the modified carbon fiber fabric is prepared by treating common carbon fibers with acetone and concentrated nitric acid in sequence; in the treatment process, acetone is used for soaking a common carbon fiber fabric 1d, the common carbon fiber fabric is taken out and cleaned, then concentrated nitric acid with the volume fraction of 70% is used for reacting for 5 hours at the temperature of 80 ℃, the common carbon fiber fabric is taken out and cleaned, then sodium hydroxide solution with the mass fraction of 3% is used for washing until the pH value of the washed solution is neutral, and then the common carbon fiber fabric is dried; after two sides of the modified carbon fiber fabric are sanded, a polytetrafluoroethylene hydrophobic coating is coated on the two sides of the modified carbon fiber fabric;
during operation, the strength of the main body can be effectively improved through the enhancement layer made of the carbon fiber fabric, the cable is prevented from being broken under the action of excessive external force in the processes of transportation, installation and use, the cable is prevented from losing efficacy and potential safety hazards are avoided, meanwhile, in the use process, after the carbon fiber fabric is subjected to modification treatment, the electromagnetic shielding effect of the carbon fiber fabric can be improved, the wire core in the main body is prevented from being interfered by external electromagnetic interference, the electromagnetic fluctuation in the wire core is prevented from being transmitted to the outside of the main body and interfering other devices, meanwhile, the blocking effect of the enhancement layer on water vapor can be effectively improved through coating polytetrafluoroethylene hydrophobic coatings on the two sides of the modified carbon fiber fabric, and the situation that after the main body of the cable is subjected to the action of external force and micro damage is avoided, the external water vapor permeates into the cable, influence the normal work of cable, simultaneously, grind the hair to modified carbon fiber fabric two sides, can improve the cohesion between main part and the modified carbon fiber, promote the inseparable degree that combines between the two, avoid appearing the separation between main part and the enhancement layer in the use, lead to the cable weak department of structure to appear, make the cable appear damaging in weak department more easily, simultaneously, the enhancement layer that uses modified carbon fiber fabric to make can alleviate the weight of cable under the condition of promotion cable strength, be convenient for the transportation and the installation of cable.
Preferably, a storage layer is installed in the main body; the storage layer is tightly attached to the inner wall of the main body; the storage layer is of a thin-wall hollow structure made of water-soluble materials; the storage layer is filled with a polyurethane plugging agent; the polyurethane plugging agent is a common commercial product;
the during operation, in the use as the cable, after the small gap appears in the main part because exogenic action, when external steam permeates in the main part, steam and storage layer take place the contact, under the steam effect, the outer wall of storage layer appears dissolving, because steam follows earlier nearly back distant principle in the main part internal diffusion, consequently, it breaks to dissolve near gap department on the storage layer at first, make the intraformational polyurethane plugging agent of storage flow, cover gap and shutoff, prevent external steam further to enter into in the main part, cause the cable corrosion, guarantee that the cable has certain self-repairing ability after the corruption that the degree is lighter appears, the life of extension cable, and the use cost is reduced.
Preferably, the filler is a mixture of aluminum nitride powder and copper carbonate powder; fully mixing the aluminum nitride powder and the copper carbonate powder according to the volume ratio of 7:3 to obtain the required filler;
when the cable fixing device works, the cable can be fully fixed through the filler filled in the residual space in the main body, the cable is prevented from being twisted randomly in the main body to influence the normal work of the cable and avoid the cable from being damaged due to metal fatigue in the twisting process, meanwhile, in the use process, the insulation performance of the cable can be further improved through the aluminum nitride powder in the filler, when the partial cable core in the main body is damaged, the electric leakage is avoided to influence the residual cable core which still works normally, so that the cable is completely damaged, meanwhile, the filled aluminum nitride powder has good acid and alkali resistance, the cable can be ensured to be damaged in the main body, and after external acid and alkali liquid enters the main body, the acid and alkali liquid is blocked, so that the liquid is prevented from directly contacting the cable core to cause the damage of the cable core and influence the service life of the cable, because add in the filler and have the copper carbonate powder, can appear damaging in the cable main part and lead to external liquid to get into the main part in the back, absorb the moisture in the liquid rapidly, further prevent the flow of liquid in the main part and to the corruption in the cable, promote the corrosion resistance of cable.
Preferably, the wire core is a metal wire; an inner protective layer is wrapped outside the wire core; the inner protective layer is made of polyethylene plastic; a second metal net is arranged in the inner protective layer; the distance between the second metal net and the outer surface of the inner protective layer is smaller than the distance between the second metal net and the wire core;
the during operation, the outer interior inoxidizing coating of sinle silk can provide the secondary protection for the sinle silk, further promotes the corrosion resisting property of sinle silk, and simultaneously, the second metal mesh that is arranged in the inoxidizing coating can promote the intensity of sinle silk in the use, avoids the sinle silk to receive too much dragging in cable installation process, leads to the sinle silk impaired, the fracture, and simultaneously, the second metal mesh can also further promotion to the electromagnetic shielding performance of sinle silk, avoids the electromagnetic leakage of external electromagnetic interference and sinle silk.
Preferably, a first metal net is arranged in the isolation bracket;
during operation, separate the sinle silk through keeping apart the support, avoid the contact between the sinle silk, promote insulating properties between the sinle silk, simultaneously, keep apart the intensity that the support can be promoted to the first metal mesh in the support in the use, avoid keeping apart the support and receive exogenic action fracture in cable installation and use, lead to the isolation effect inefficacy to the sinle silk, simultaneously, the first metal mesh of setting can shield the electromagnetic radiation between the sinle silk, avoid the sinle silk electromagnetic interference each other to appear.
Preferably, a small amount of silver ion antibacterial agent is added into the main body in the preparation process; the outer surface of the main body is sprayed with a wear-resistant coating after being subjected to sanding treatment; the wear-resistant coating at least comprises molybdenum sulfide wear-resistant particles;
the during operation, through add a small amount of antiseptic in the main part, can guarantee in the use, the surface of cable can not breed a large amount of bacteriums, lead to the cable surface to receive the corruption of bacteriums and impaired, and simultaneously, guarantee the cleanness of cable surface, avoid the bacterination to lead to cable surface filth, influence the subsequent maintenance of cable, and simultaneously, be surface spraying wear-resistant coating in the main part, can effectual promotion cable's wearability, avoid the impaired back in cable top layer, receive external corrosion easily, promote cable's corrosion resistance, and simultaneously, in the use, to cable surface coating wear-resistant coating, can reduce cable surface's loss rate, promote cable's life.
The invention has the following beneficial effects:
1. according to the corrosion-resistant cable, the sericite powder is added into the main body, so that the insulativity and the barrier property of the main body are improved, the blocking capacity of the main body for resisting the permeation of corrosive substances is improved, the corrosion resistance of the cable is improved, meanwhile, the added sericite powder can emit infrared radiation to a certain degree, the temperature of the cable in the using process is reduced through the infrared radiation heat dissipation, and the cable is prevented from being overheated.
2. According to the corrosion-resistant cable, due to the arrangement of the storage layer, after external water vapor permeates due to the micro gaps on the main body, the storage layer is dissolved and broken, the polyurethane plugging agent in the storage layer flows out, cracks are covered and plugged, the water vapor is prevented from entering a channel in the main body, the cable has certain self-repairing capacity, the situation that the corrosion of the cable is continuously caused after the micro gaps are formed on the main body is avoided, and the corrosion resistance of the cable is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
in the figure: the insulation support comprises a main body 1, a reinforcing layer 2, an insulation support 3, a first metal mesh 31, a storage layer 4, a wire core 5, an inner protection layer 51, a second metal mesh 52 and a filler 6.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1, the corrosion-resistant cable of the present invention includes a main body 1, wherein a through hole is formed in the main body 1; the main body 1 is made of polyethylene plastic; 30% -35% of sericite powder and 5% -10% of iron oxide powder are added into the polyethylene plastic; a reinforcing layer 2 is arranged in the main body 1; the enhancement layer 2 is tightly attached to the inner wall of the main body 1; an isolation bracket 3 is arranged in the main body 1; the tail end of the isolation bracket 3 extends into the inner wall of the main body 1; the space of the isolation bracket 3 in the main body 1 is divided into a plurality of subspaces; the reinforcing layer 2 is positioned between the main body 1 and the tail end of the isolating bracket 3; a wire core 5 is arranged in the main body 1; the wire core 5 is positioned in a subspace formed between the main body 1 and the isolation support 3; the residual space in the main body 1 is filled with filler 6;
during operation, the filler 6 filled in the main body 1 fills up the residual gap in the main body 1 to prevent the wire core 5 from moving in the subspace, and the wire core 5 is prevented from rubbing against the isolation support 3 and the inner wall of the main body 1, so that the wire core 5 is damaged, meanwhile, the wire core 5 is protected and fixed to a certain degree by the filler 6 filled in, so that the wire core 5 is further protected, the wire core 5 is prevented from being damaged, meanwhile, the isolation support 3 isolates a plurality of wire cores 5 in the main body 1, so that the wire cores 5 are prevented from being wound and folded after being randomly twisted in the main body 1 in the transportation and installation processes, so that the wire core 5 is damaged, and meanwhile, when the single wire core 5 in the main body 1 is damaged and fails, the wire cores 5 in the main body 1 cannot be contacted with each other in a short time, so that the residual intact wire cores 5 are affected and damaged, and meanwhile, make main part 1 have certain separation effect, improve the effect of stopping of main part 1 to water and the infiltration of other corrosive substance, and simultaneously, sericite powder that adds can effectual improvement main part 1's insulating and fire behaviour, promote main part 1's electrical safety, guarantee that electric leakage and burning can not appear in the use main part 1, and simultaneously, through the mutually supporting of sericite powder and iron oxide powder, can produce excellent infrared radiation effect in main part 1, give off the heat that the cable produced in the use through infrared radiation, heat accumulation on the cable in avoiding the use, lead to the cable to damage.
As an embodiment of the present invention, the reinforcing layer 2 is made of a carbon fiber fabric subjected to a modification treatment; the modified carbon fiber fabric is prepared by treating common carbon fibers with acetone and concentrated nitric acid in sequence; in the treatment process, acetone is used for soaking a common carbon fiber fabric 1d, the common carbon fiber fabric is taken out and cleaned, then concentrated nitric acid with the volume fraction of 70% is used for reacting for 5 hours at the temperature of 80 ℃, the common carbon fiber fabric is taken out and cleaned, then sodium hydroxide solution with the mass fraction of 3% is used for washing until the pH value of the washed solution is neutral, and then the common carbon fiber fabric is dried; after two sides of the modified carbon fiber fabric are sanded, a polytetrafluoroethylene hydrophobic coating is coated on the two sides of the modified carbon fiber fabric;
during operation, the strength of the main body 1 can be effectively improved through the enhancement layer 2 made of the carbon fiber fabric, the cable is prevented from being broken under the action of excessive external force in the processes of transportation, installation and use, the cable is prevented from failing and potential safety hazards are avoided, meanwhile, in the use process, after the carbon fiber fabric is subjected to modification treatment, the electromagnetic shielding effect of the carbon fiber fabric can be improved, the wire core 5 in the main body 1 is prevented from being interfered by external electromagnetic interference, the electromagnetic fluctuation in the wire core 5 is prevented from being transmitted to the outside of the main body 1 to interfere other devices, meanwhile, the blocking effect of the enhancement layer 2 on water vapor can be effectively improved through coating polytetrafluoroethylene hydrophobic coatings on the two sides of the modified carbon fiber fabric, the main body 1 of the cable is prevented from being damaged slightly under the action of external force, and external water vapor permeates into the cable, lead to the cable to appear corroding, influence the normal work of cable, and simultaneously, grind the hair to modified carbon fiber fabric two sides, can improve the cohesion between main part 1 and the modified carbon fiber, promote the inseparable degree of combination between the two, avoid appearing the separation between main part 1 and enhancement layer 2 in the use, lead to the weak department of structure to appear in the cable, make the cable appear damaging more easily in weak department, and simultaneously, the weight of cable can be alleviateed under the circumstances of promotion cable strength to enhancement layer 2 that uses modified carbon fiber fabric to make, be convenient for the transportation and the installation of cable.
As an embodiment of the present invention, a storage layer 4 is installed in the main body 1; the storage layer 4 is tightly attached to the inner wall of the main body 1; the storage layer 4 is a thin-wall hollow structure made of water-soluble materials; the storage layer 4 is filled with a polyurethane plugging agent; the polyurethane plugging agent is a common commercial product;
the during operation, when the cable is in the use, after the small gap appears in main part 1 because the exogenic action, when external steam permeates main part 1, steam and storage layer 4 take place the contact, under the steam effect, the outer wall of storage layer 4 appears dissolving, because steam follows the principle far away from near earlier in main part 1 internal diffusion, consequently, it breaks to dissolve at first near the gap department on the storage layer 4, make the polyurethane plugging agent in the storage layer 4 flow, cover gap and shutoff, prevent external steam further to enter into in the main part 1, cause the cable corrosion, guarantee that the cable has certain self-repairing ability after the corrosion that the degree is lighter appears, the life of extension cable, and the use cost is reduced.
As an embodiment of the present invention, the filler 6 is a mixture of aluminum nitride powder and copper carbonate powder; fully mixing the aluminum nitride powder and the copper carbonate powder according to the volume ratio of 7:3 to obtain a required filler 6;
during operation, the cable can be fully fixed through the filler 6 filled in the residual space in the main body 1, the cable is prevented from being twisted randomly in the main body 1, the normal operation of the cable is influenced, the cable is prevented from being damaged due to metal fatigue in the twisting process, meanwhile, in the use process, the insulation performance of the cable can be further improved through the aluminum nitride powder in the filler 6, when the partial cable core 5 in the main body 1 is damaged, electrical leakage is avoided, the residual cable core 5 which normally operates is influenced, and the cable is completely damaged, meanwhile, the filled aluminum nitride powder has good acid and alkali resistance, the cable can be ensured to be damaged in the main body 1, and after external acid and alkali liquid enters the main body 1, the acid and alkali liquid can be blocked, the liquid is prevented from directly contacting the cable core 5, the cable core 5 is prevented from being damaged, and the service life of the cable is influenced, meanwhile, as the copper carbonate powder is added into the filler 6, after the external liquid enters the main body 1 due to the damage of the cable main body 1, the moisture in the liquid can be rapidly absorbed, the flowing of the liquid in the main body 1 and the corrosion to the inside of the cable are further prevented, and the corrosion resistance of the cable is improved.
As an embodiment of the present invention, the wire core 5 is a metal wire; an inner protective layer 51 is wrapped outside the wire core 5; the inner protective layer 51 is made of polyethylene plastic; a second metal mesh 52 is arranged in the inner protective layer 51; the distance between the second metal mesh 52 and the outer surface of the inner protective layer 51 is smaller than the distance between the second metal mesh 52 and the wire core 5;
the during operation, the outer interior inoxidizing coating 51 of sinle silk 5 can provide the secondary protection for sinle silk 5, further promote sinle silk 5's corrosion resisting property, and simultaneously, the second metal mesh 52 that is arranged in inoxidizing coating 51 can promote sinle silk 5's intensity in the use, avoid sinle silk 5 to receive too much dragging in the cable erection process, lead to sinle silk 5 impaired, the fracture, and simultaneously, the electromagnetic shielding performance to sinle silk 5 of promotion that second metal mesh 52 can also be further, avoid external electromagnetic interference and sinle silk 5's electromagnetic leakage.
As an embodiment of the present invention, a first metal mesh 31 is disposed in the isolation bracket 3;
the during operation, separate sinle silk 5 through keeping apart support 3, avoid the contact between sinle silk 5, promote the insulating properties between sinle silk 5, and simultaneously, keep apart the intensity that first metal mesh 31 in support 3 can promote isolation support 3 in the use, avoid keeping apart support 3 and receive exogenic action fracture in cable erection and use, lead to the isolation inefficacy to sinle silk 5, and simultaneously, the first metal mesh 31 of setting can shield the electromagnetic radiation between sinle silk 5, avoid sinle silk 5 electromagnetic interference each other to appear.
As an embodiment of the present invention, the body 1 is added with a small amount of silver ion antibacterial agent during the preparation process; the outer surface of the main body 1 is sprayed with a wear-resistant coating after being subjected to sanding treatment; the wear-resistant coating at least comprises molybdenum sulfide wear-resistant particles;
the during operation, through adding a small amount of antiseptic in main part 1, can guarantee in the use, the surface of cable can not breed a large amount of bacteriums, lead to the cable surface to receive the corruption of bacteriums and impaired, and simultaneously, guarantee the cleanness of cable surface, avoid the bacterination to lead to cable surface filth, influence the subsequent maintenance of cable, and simultaneously, be surface spraying wear-resistant coating in main part 1, can effectual promotion cable's wearability, avoid the impaired back in cable top layer, receive external corrosion easily, promote the corrosion resistance of cable, and simultaneously, in the use, to cable surface coating wear-resistant coating, can reduce cable surface's rate of loss, promote the life of cable.
The specific working process is as follows:
during operation, the filler 6 filled in the main body 1 fills up the residual gaps in the main body 1 to prevent the wire cores 5 from moving in the subspace, meanwhile, the plurality of wire cores 5 are isolated in the main body 1 through the isolation support 3, meanwhile, the main body 1 has a certain blocking effect through the added sericite powder, the blocking effect of the main body 1 on the permeation of water and other corrosive substances is improved, meanwhile, the insulation and flame retardant performance of the main body 1 can be effectively improved through the added sericite powder, and meanwhile, through the mutual matching of the sericite powder and iron oxide powder, an excellent infrared radiation effect can be generated on the main body 1; the strength of the main body 1 can be effectively improved through the enhancement layer 2 made of the carbon fiber fabric, meanwhile, in the using process, after the carbon fiber fabric is subjected to modification treatment, the electromagnetic shielding effect of the carbon fiber fabric can be improved, and meanwhile, the blocking effect of the enhancement layer 2 on water vapor can be effectively improved through coating polytetrafluoroethylene hydrophobic coatings on two sides of the modified carbon fiber fabric; when the cable is used, when external water vapor permeates into the main body 1, the outer wall of the storage layer 4 is dissolved under the action of the water vapor, and the polyurethane plugging agent in the storage layer 4 flows out to cover and plug the gap; the cable can be fully fixed by the filler 6 filled in the residual space in the main body 1, meanwhile, the insulating property of the cable can be further improved by the aluminum nitride powder in the filler 6, meanwhile, the filled aluminum nitride powder has good acid and alkali resistance, acid and alkali liquid entering the main body 1 is blocked, the liquid is prevented from directly contacting the wire core 5, and meanwhile, the copper carbonate powder in the filler 6 can rapidly absorb the water in the liquid entering the main body 1; the second metal mesh 52 in the inner protective layer 51 can improve the strength of the wire core 5 in the using process, and simultaneously, the electromagnetic shielding performance of the wire core 5 is further improved; through adding a small amount of antiseptic in main part 1, can guarantee that the surface of cable can not breed a large amount of bacteriums, guarantee cable surface's cleanness, simultaneously, be surface spraying wear-resistant coating in main part 1, promote the wearability and the corrosion resistance of cable.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A corrosion-resistant cable comprising a body (1), characterized in that: a through hole is formed in the main body (1); the main body (1) is made of polyethylene plastic; 30% -35% of sericite powder and 5% -10% of iron oxide powder are added into the polyethylene plastic; a reinforcing layer (2) is arranged in the main body (1); the enhancement layer (2) is tightly attached to the inner wall of the main body (1); an isolation bracket (3) is arranged in the main body (1); the tail end of the isolation bracket (3) extends into the inner wall of the main body (1); the space of the isolation bracket (3) in the main body (1) is divided into a plurality of subspaces; the enhancement layer (2) is positioned between the main body (1) and the tail end of the isolation bracket (3); a wire core (5) is arranged in the main body (1); the wire core (5) is positioned in a subspace formed between the main body (1) and the isolation support (3); and the residual space in the main body (1) is filled with filler (6).
2. A corrosion-resistant cable according to claim 1, wherein: the reinforcing layer (2) is made of modified carbon fiber fabric; the modified carbon fiber fabric is prepared by treating common carbon fibers with acetone and concentrated nitric acid in sequence; in the treatment process, acetone is used for soaking a common carbon fiber fabric 1d, the common carbon fiber fabric is taken out and cleaned, then concentrated nitric acid with the volume fraction of 70% is used for reacting for 5 hours at the temperature of 80 ℃, the common carbon fiber fabric is taken out and cleaned, then sodium hydroxide solution with the mass fraction of 3% is used for washing until the pH value of the washed solution is neutral, and then the common carbon fiber fabric is dried; after two sides of the modified carbon fiber fabric are sanded, polytetrafluoroethylene hydrophobic coatings are coated on the two sides of the modified carbon fiber fabric.
3. A corrosion-resistant cable according to claim 1, wherein: a storage layer (4) is arranged in the main body (1); the storage layer (4) is tightly attached to the inner wall of the main body (1); the storage layer (4) is of a thin-wall hollow structure made of water-soluble materials; the storage layer (4) is filled with a polyurethane plugging agent; the polyurethane plugging agent is a common commercial product.
4. A corrosion-resistant cable according to claim 1, wherein: the filler (6) is a mixture of aluminum nitride powder and copper carbonate powder; and the aluminum nitride powder and the copper carbonate powder are fully mixed according to the volume ratio of 7:3 to obtain the required filler (6).
5. A corrosion-resistant cable according to claim 1, wherein: the wire core (5) is a metal wire; an inner protective layer (51) is wrapped outside the wire core (5); the inner protective layer (51) is made of polyethylene plastic; a second metal mesh (52) is arranged in the inner protective layer (51); the distance between the second metal mesh (52) and the outer surface of the inner protective layer (51) is smaller than the distance between the second metal mesh (52) and the wire core (5).
6. A corrosion-resistant cable according to claim 1, wherein: a first metal net (31) is arranged in the isolation bracket (3).
7. A corrosion-resistant cable according to claim 1, wherein: a small amount of silver ion antibacterial agent is added in the preparation process of the main body (1); the outer surface of the main body (1) is sprayed with a wear-resistant coating after being subjected to frosted treatment; the wear-resistant coating at least comprises molybdenum sulfide wear-resistant particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093829.2A CN112271018A (en) | 2020-10-14 | 2020-10-14 | Corrosion-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093829.2A CN112271018A (en) | 2020-10-14 | 2020-10-14 | Corrosion-resistant cable |
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| Publication Number | Publication Date |
|---|---|
| CN112271018A true CN112271018A (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202011093829.2A Withdrawn CN112271018A (en) | 2020-10-14 | 2020-10-14 | Corrosion-resistant cable |
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| CN (1) | CN112271018A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764136A (en) * | 2021-09-07 | 2021-12-07 | 安徽徽宁电器仪表集团有限公司 | High temperature resistant fire prevention power cable |
-
2020
- 2020-10-14 CN CN202011093829.2A patent/CN112271018A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764136A (en) * | 2021-09-07 | 2021-12-07 | 安徽徽宁电器仪表集团有限公司 | High temperature resistant fire prevention power cable |
| CN113764136B (en) * | 2021-09-07 | 2023-08-29 | 安徽徽宁电器仪表集团有限公司 | High-temperature-resistant fireproof power cable |
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Application publication date: 20210126 |