CN114242307A - Waterproof fireproof rat-proof and termite-proof composite cable - Google Patents
Waterproof fireproof rat-proof and termite-proof composite cable Download PDFInfo
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- CN114242307A CN114242307A CN202111497560.9A CN202111497560A CN114242307A CN 114242307 A CN114242307 A CN 114242307A CN 202111497560 A CN202111497560 A CN 202111497560A CN 114242307 A CN114242307 A CN 114242307A
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- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 239000003063 flame retardant Substances 0.000 claims abstract description 59
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000004020 conductor Substances 0.000 claims abstract description 28
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 23
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- 229920000573 polyethylene Polymers 0.000 claims abstract description 15
- 230000002265 prevention Effects 0.000 claims abstract description 12
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
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- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 claims 2
- 239000011810 insulating material Substances 0.000 abstract description 6
- 241000283984 Rodentia Species 0.000 abstract description 4
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Classifications
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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
- H01B7/0045—Cable-harnesses
-
- 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
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
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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
- H01B7/0275—Disposition of insulation comprising one or more extruded layers of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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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
- H01B7/2813—Protection against damage caused by electrical, chemical or water tree deterioration
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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
- H01B7/17—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
- H01B7/17—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
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
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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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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Abstract
The invention discloses a waterproof, fireproof, rat-proof and termite-proof composite cable which comprises a core body positioned in the center of the cable, wherein an anti-drop plate is attached to the outer side of the core body; also includes: the fireproof ribbon is attached to and wrapped on the outer side of the anti-falling plate; the polyethylene inner sheath layer wraps the outer side of the flame-retardant water-blocking wrapping tape, and a galvanized steel strip armor wraps the outer side of the polyethylene inner sheath layer. This waterproof fire prevention protection against rodents ant composite cable, contain power sinle silk and control sinle silk, the conductor adopts the tinned copper conductor, the conductor is crowded package halogen-free low smoke flame retardant pottery polyolefin insulating material outward, the finished cable is around package fire prevention glass silk ribbon, fire-retardant type water-blocking tape, crowded package polyethylene is interior to be protected, the steel band armor, around package pottery porcelain ization silicon rubber band, crowded package halogen-free low smoke flame retardant polyolefin sheath, crowded package nylon protection enhancement layer outward again, it has the environmental protection to impel the finished cable, and is waterproof, prevent fires, the characteristic of protection against rodents ant, can wide application in the circuit system of special environment such as humidity is airtight.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a waterproof, fireproof, rat-proof and termite-proof composite cable.
Background
The cable is an electric energy or signal transmission device composed of several or several groups of wires, and along with the development of society, the cable is widely applied to production and life, and is one of indispensable articles, and because the electric power demand is increasingly increased, the load of the cable is increased, and in order to ensure the use safety, the emphasis is placed on improving the production quality of the cable.
However, the existing cable has the following problems:
1. in some relatively closed environments, the cable body is easy to be corroded by the outside to cause damage, and the normal operation of equipment is influenced because the air has poor flowability, is generally relatively wet and seriously polluted and is a place where rats and ants are easy to gather;
2. in addition, in the construction process, because mechanical friction easily generates sparks, the fire disaster is easily caused, and after the general cable burns, harmful gas is generated, and after the harmful gas is absorbed by workers, the life health of the workers is threatened.
We have therefore proposed a waterproof, fireproof, rat-proof and termite-proof composite cable in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide a waterproof, fireproof, rat-proof and termite-proof composite cable, which aims to solve the problems that the existing cable in the market is easy to be corroded by the outside to cause damage, the normal operation of equipment is influenced, and harmful gas is easy to generate in a fire disaster to threaten the life health of workers in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a waterproof fireproof rat-proof and termite-proof composite cable comprises a core body positioned in the center of the cable, wherein an anti-drop plate is attached to the outer side of the core body;
also includes:
the fireproof ribbon is attached to and wrapped on the outer side of the anti-falling plate, and a flame-retardant water-blocking wrapping tape is wrapped on the outer side of the fireproof ribbon so as to realize the fireproof, flame-retardant and waterproof effects of the cable body;
the polyethylene inner sheath layer wraps the outer side of the flame-retardant water-blocking wrapping tape, and the outer side of the polyethylene inner sheath layer wraps the galvanized steel strip armor, so that the polyethylene has good water resistance and extremely low water permeability, and the radial waterproof function can be realized;
the low-smoke halogen-free flame-retardant polyolefin sheath is arranged on the outer side of the ceramic silicon rubber wrapping tape, and the ceramic silicon rubber wrapping tape is wrapped on the outer side of the galvanized steel tape armor;
and the sheath protection reinforcing layer is wrapped on the outer side of the low-smoke halogen-free flame-retardant polyolefin sheath to improve the overall performance.
Preferably, the core body comprises a limiting column, a tinned copper conductor, an insulating layer and a control wire core, the limiting column is located in the middle of the core body, the tinned copper conductor and the insulating layer are respectively attached to the outer sides of the limiting column, the control wire core is filled between the power wire cores, a halogen-free flame-retardant filling rope capable of keeping the cable round is filled in the core body, and the cable stranding pitch diameter ratio of the halogen-free flame-retardant filling rope is 25-30.
Through adopting above-mentioned technical scheme, utilize the fire-retardant filling rope of halogen-free to keep the cable round, further improve the fire behaviour of cable, control the sinle silk simultaneously and place as the packing and twist between the power sinle silk, can reduce the external diameter of cable, more be favorable to the installation to lay.
Preferably, the inside of spacing post is installed and is improved impact resistance's strengthening rib, and the outside of spacing post is crisscross to be provided with circular-arc first concave surface and second concave surface to the surface of first concave surface evenly is provided with the non slipping spur.
Through adopting above-mentioned technical scheme, can improve holistic intensity through the strengthening rib, and utilize first concave surface and second concave surface to prevent to take place the off normal when wrapping, utilize the non slipping spur to improve the dislocation preventing effect.
Preferably, the tinned copper conductor and the insulating layer arranged in the core body are high-quality oxygen-free tinned copper conductors and novel low-smoke halogen-free flame-retardant ceramic polyolefin materials respectively, and the tinned copper conductor is formed by twisting the high-quality oxygen-free tinned copper conductors.
By adopting the technical scheme, the low-smoke halogen-free flame-retardant ceramic polyolefin material can form a ceramic-like hard shell in case of fire, so that the ceramic polyolefin material has excellent insulating property, flame retardance and fire resistance.
Preferably, first recess and second recess have been seted up respectively to the lateral part of anticreep board, and first recess and second recess all are the arcuation setting to the equal angular distribution in the center of anticreep board about the core.
Through adopting above-mentioned technical scheme, further improve the inside steadiness of core to subsequent operation around the package.
Preferably, the fireproof ribbon and the flame-retardant water-blocking tape are wrapped in a single-layer overlapping mode, the wrapping and covering rate of each layer is more than or equal to 20%, and the fireproof ribbon is composed of glass ribbons with fireproof performance and a function of preventing rats and ants from biting.
By adopting the technical scheme, the fireproof, waterproof, rat and ant prevention performance of the cable can be effectively improved.
Preferably, the galvanized steel strip armor adopts a double-layer gap lapping and covering wrapping mode, and the wrapping gap rate of each layer of wrapping is less than or equal to 50%.
Through adopting above-mentioned technical scheme, can effectively avoid the cable to receive the impact, cause the damage to the cable when colliding.
Preferably, the ceramic silicon rubber wrapping tape is a ceramic silicon rubber wrapping tape with excellent flame-retardant and fireproof performances, and the ceramic silicon rubber wrapping tape adopts a single-layer wrapping mode.
By adopting the technical scheme, the material can form a ceramic-shaped hard shell when a fire disaster occurs, thereby playing a very good role in fire insulation, heat insulation, temperature insulation and fire blocking.
Preferably, the sheath protection reinforcing layer is made of a novel nylon material, and the sheath protection reinforcing layer and the low-smoke halogen-free flame-retardant polyolefin sheath are both subjected to an extrusion coating process.
Through adopting above-mentioned technical scheme, can have better low temperature resistant, heat-resisting, wear-resisting, chemical resistance ability.
Compared with the prior art, the invention has the beneficial effects that: this waterproof fire prevention protection against rodents ant composite cable, contain power sinle silk and control core, the conductor adopts the tinned copper conductor, the outer crowded package of conductor is steamed low cigarette fire-retardant pottery polyolefin insulating material, the finished cable is around package fire prevention glass silk ribbon, fire-retardant type water-blocking tape, crowded package polyethylene is interior to be protected, the steel band armor, around package pottery porcelain ization silicon rubber band, crowded package is steamed low cigarette fire-retardant polyolefin sheath, crowded package nylon protection enhancement layer again outward, it has the environmental protection to impel finished cable, and is waterproof, prevent fires, the characteristic of protection against rodents ant, can wide application in the line system of special environment such as humidity is airtight, concrete effect is as follows:
1. the insulating layer is made of novel low-smoke halogen-free flame-retardant ceramic polyolefin material, and compared with a common fire-resistant cable which is wrapped with a fire-resistant layer and then extruded with a flame-retardant insulating material, the process flow is reduced, the material consumption is reduced, and the production efficiency is improved; and the novel insulating material has excellent insulating property, flame retardance and fire resistance.
2. The control sinle silk is placed and is twisted between the power sinle silk as the packing, can reduce the external diameter of cable, more is favorable to the installation to lay.
3. The fireproof ribbon and the flame-retardant water-blocking wrapping belt which are formed by the glass ribbons are wrapped in a single-layer overlapping mode, so that the fireproof, waterproof, rat and ant prevention performance of the cable can be effectively improved.
4. The sheath protection enhancement layer uses novel nylon materials as the outer protective layer of cable, makes the cable have better low temperature resistant, heat-resisting, wear-resisting, chemical resistance ability.
5. The cable is made of non-toxic and harmless environment-friendly materials, is safe, environment-friendly and excellent in flame retardant property, does not release harmful gas to cause secondary damage to human bodies under the condition of fire, and is beneficial to rescue.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the fireproof ribbon of the present invention;
FIG. 3 is a schematic front sectional view of the core of the present invention;
FIG. 4 is a schematic side sectional view of a limit post according to the present invention;
FIG. 5 is a schematic side view of the anti-separation plate according to the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 7 is a side view of the spacing pillar of the present invention.
In the figure: 1. a core body; 101. a limiting column; 1011. reinforcing ribs; 1012. a first concave surface; 1013. anti-skid blocks; 1014. a second concave surface; 102. a tin-plated copper conductor; 103. an insulating layer; 104. a control wire core; 105. a halogen-free flame-retardant filler rope; 2. an anti-drop plate; 201. a first groove; 202. a second groove; 3. a fire-resistant ribbon; 4. a flame-retardant water-blocking wrapping tape; 5. a polyethylene inner jacket layer; 6. galvanizing steel tape armoring; 7. ceramic silicon rubber wrapping belts; 8. a low-smoke halogen-free flame-retardant polyolefin sheath; 9. the sheath protects the reinforcing layer.
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.
Referring to fig. 1-7, the present invention provides a technical solution: a waterproof fireproof rat-proof and termite-proof composite cable comprises a core body 1 positioned in the center of the cable, wherein an anti-drop plate 2 is attached to the outer side of the core body 1; also includes: the core body 1 consists of a limiting column 101, a tinned copper conductor 102, an insulating layer 103 and a control wire core 104, the limiting column 101 is located in the middle of the core body 1, the tinned copper conductor 102 and the insulating layer 103 are respectively attached to the outer sides of the limiting column 101, the control wire core 104 is filled between power wire cores, a halogen-free flame-retardant filling rope 105 capable of keeping the cable round is filled in the core body 1, and the cable stranding pitch diameter ratio of the halogen-free flame-retardant filling rope 105 is 25-30; the tin-plated copper conductor 102 and the insulating layer 103 arranged in the core body 1 are respectively made of high-quality oxygen-free tin-plated copper conductors and novel low-smoke halogen-free flame-retardant ceramic polyolefin materials, and the tin-plated copper conductor 102 is formed by twisting high-quality oxygen-free tin-plated copper conductors; the arrangement of the halogen-free flame-retardant filling rope 105 can keep the cable round and neat, the flame retardant property of the cable is further improved, meanwhile, the insulating layer 103 is made of novel low-smoke halogen-free flame-retardant ceramic polyolefin material, compared with the common fire-resistant cable which is wrapped with a fire-retardant layer and then extruded with a flame-retardant insulating material, the process flow is reduced, the material consumption is reduced, the production efficiency is improved, and the novel insulating material can form a ceramic hard shell in case of fire, so that the novel fire-retardant cable has excellent insulating property, flame retardance and fire resistance;
a reinforcing rib 1011 capable of improving impact resistance is installed inside the limiting column 101, the outer side of the limiting column 101 is provided with a first concave surface 1012 and a second concave surface 1014 which are arc-shaped in a staggered manner, and the surface of the first concave surface 1012 is uniformly provided with anti-skid blocks 1013; a first groove 201 and a second groove 202 are respectively formed in the side portion of the anti-falling plate 2, the first groove 201 and the second groove 202 are both arc-shaped, and the anti-falling plate 2 is distributed in an equal angle with respect to the center of the core body 1; the limiting column 101 and the anti-dropping plate 2 respectively utilize the first concave surface 1012 and the second concave surface 1014 and the first groove 201 and the second groove 202 to limit the wire body in the core body 1, so that the position deviation in the subsequent lapping operation is prevented, and the lapping effect is improved;
the fireproof ribbon 3 is attached to and wrapped on the outer side of the anti-falling plate 2, and a flame-retardant water-blocking wrapping tape 4 is wrapped on the outer side of the fireproof ribbon 3 in a wrapping mode so as to achieve the effects of fire prevention, flame retardance and water prevention of the cable body; the fireproof ribbon 3 and the flame-retardant water-blocking tape 4 both adopt a single-layer overlapping wrapping mode, the wrapping and covering rate of each layer is more than or equal to 20%, and the fireproof ribbon 3 is composed of glass ribbons with fireproof performance and functions of preventing rats and ants from biting; so that the fireproof, waterproof, rat and ant prevention performance of the cable can be effectively improved;
the polyethylene inner sheath layer 5 wraps the outer side of the flame-retardant water-blocking wrapping tape 4, and the galvanized steel tape armor 6 wraps the outer side of the polyethylene inner sheath layer 5, so that the polyethylene has good water resistance and extremely low water permeability, and the radial waterproof function can be realized; the galvanized steel strip armor 6 adopts a double-layer gap lapping and wrapping mode, and the wrapping gap rate of each layer is less than or equal to 50 percent; the low-smoke halogen-free flame-retardant polyolefin sheath 8 is arranged on the outer side of the ceramic silicon rubber wrapping tape 7, and the ceramic silicon rubber wrapping tape 7 is wrapped on the outer side of the galvanized steel strip armor 6; the ceramic silicon rubber wrapping tape 7 is made of a ceramic silicon rubber wrapping tape with excellent flame-retardant and fireproof performances, and the ceramic silicon rubber wrapping tape 7 is wrapped in a single-layer wrapping mode; the sheath protection reinforcing layer 9 is wrapped on the outer side of the low-smoke halogen-free flame-retardant polyolefin sheath 8 so as to improve the overall performance; the low-smoke halogen-free flame-retardant polyolefin sheath 8 is produced by adopting a low-smoke halogen-free extrusion line, the extrusion mode adopts a semi-extrusion pipe type or extrusion type, the temperature of an extruder is controlled according to the plasticization degree of materials, generally not higher than 160 ℃, the average extrusion thickness is not less than a nominal value, the thinnest point is not less than the nominal value by 90-0.1 mm, wherein the extrusion die of the low-smoke halogen-free flame-retardant polyolefin sheath 8 adopts an extrusion pipe type, the average extrusion thickness of the outer sheath is not less than the nominal value, the sheath strengthens a protective layer 9, before extrusion, the materials are placed in an oven with the temperature of 80-110 ℃ for drying for 5-6 h and then used, a separation type screw rod is adopted, the length-diameter ratio of the screw rod is 25:1, the extrusion temperature is between 200-240 ℃, a ceramic silicon rubber wrapping belt 7 can also form a ceramic-shaped hard shell in case of fire, thereby playing a very good role of fire insulation, heat insulation and fire blocking, in conclusion, the waterproof, fireproof and rat and ant prevention performance of the cable body is enhanced, so that the cable is suitable for places such as subway tunnels and the like which are airtight, humid and have severe environment, the overall structural design of the cable is made of non-toxic and harmless environment-friendly materials, the cable is safe, environment-friendly and excellent in flame retardant performance, harmful gas cannot be released to cause secondary damage to human bodies under the condition of fire, and rescue is facilitated.
The working principle is as follows: when the waterproof, fireproof and rat-proof composite cable is used, as shown in a combined figure 1-7, a tinned copper conductor 102 is adopted as a conductor used in a core body 1 of the cable, a halogen-free low-smoke flame-retardant ceramic polyolefin insulation layer 103 is extruded outside the tinned copper conductor 102, a fireproof wire band 3 made of glass wire band, a flame-retardant water-blocking band 4, a polyethylene inner sheath layer 5, a galvanized steel strip armor 6, a ceramic silicon rubber band 7, a low-smoke halogen-free flame-retardant polyolefin sheath 8 are extruded and wrapped in a cabling way, and a novel nylon sheath protection reinforcing layer 9 is extruded outside the cable, so that the finished cable has the characteristics of environmental protection, water resistance, fire resistance and rat and ant resistance, can be widely applied to a circuit system in special environments such as moist and airtight environments, and the whole structure of the cable is designed and selected from non-toxic and harmless environment-friendly materials, and has excellent safety, environmental protection and flame retardant performances, no harmful gas is released to cause secondary harm to human body, and the rescue is facilitated.
Those not described in detail in this specification are within the skill of 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 (9)
1. A waterproof fireproof rat-proof and termite-proof composite cable comprises a core body (1) positioned in the center of the cable, wherein an anti-drop plate (2) is attached to the outer side of the core body (1);
it is characterized by also comprising:
the fireproof ribbon (3) is attached to and wrapped on the outer side of the anti-falling plate (2), and a flame-retardant water-blocking tape (4) is wrapped on the outer side of the fireproof ribbon (3) in a wrapping mode so as to achieve the effects of fire prevention, flame retardance and water prevention of the cable body;
the polyethylene inner sheath layer (5) wraps the outer side of the flame-retardant water-blocking tape (4), the outer side of the polyethylene inner sheath layer (5) wraps the galvanized steel tape armor (6), and the polyethylene has good water resistance and extremely low water permeability, so that a radial waterproof function can be realized;
the low-smoke halogen-free flame-retardant polyolefin sheath (8) is arranged on the outer side of the ceramic silicon rubber wrapping tape (7), and the ceramic silicon rubber wrapping tape (7) is wrapped on the outer side of the galvanized steel tape armor (6);
and the sheath protection reinforcing layer (9) is wrapped on the outer side of the low-smoke halogen-free flame-retardant polyolefin sheath (8) to improve the overall performance.
2. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: the core (1) comprises spacing post (101), tin-plated copper conductor (102), insulating layer (103) and control core (104), and spacing post (101) are in the middle part position of core (1) to tin-plated copper conductor (102) and insulating layer (103) laminate respectively and set up in the outside of spacing post (101), control core (104) are filled between the power core, and the intussuseption of core (1) is filled with and to be kept cable round halogen-free flame retardant packing rope (105), and halogen-free flame retardant packing rope (105) stranding pitch ratio is 25 ~ 30.
3. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 2, wherein: the anti-impact limiting structure is characterized in that a reinforcing rib (1011) capable of improving the impact resistance is installed inside the limiting column (101), the outer side of the limiting column (101) is provided with a first concave surface (1012) and a second concave surface (1014) which are arc-shaped in a staggered mode, and anti-skidding blocks (1013) are uniformly arranged on the surface of the first concave surface (1012).
4. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: the tin-plated copper conductor (102) and the insulating layer (103) arranged inside the core body (1) are respectively made of a high-quality oxygen-free tin-plated copper conductor and a novel low-smoke halogen-free flame-retardant ceramic polyolefin material, and the tin-plated copper conductor (102) is formed by stranding the high-quality oxygen-free tin-plated copper conductor.
5. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: first recess (201) and second recess (202) have been seted up respectively to the lateral part of anticreep board (2), and first recess (201) and second recess (202) all are the arcuation setting to the equal angular distribution in center about core (1) of anticreep board (2).
6. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: the fireproof ribbon (3) and the flame-retardant water-blocking tape (4) are both wrapped in a single-layer overlapping mode, the wrapping and covering rate of each layer of wrapping is more than or equal to 20%, and the fireproof ribbon (3) is composed of glass ribbons with fireproof performance and functions of preventing rats and ants from biting.
7. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: the galvanized steel strip armor (6) adopts a double-layer gap lapping and wrapping mode, and the wrapping gap rate of each layer is less than or equal to 50%.
8. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: the ceramic silicon rubber wrapping tape (7) is made of a ceramic silicon rubber wrapping tape with excellent flame-retardant and fireproof performances, and the ceramic silicon rubber wrapping tape (7) is wrapped in a single-layer wrapping mode.
9. The waterproof, fireproof, rat-proof and termite-proof composite cable according to claim 1, wherein: the sheath protection reinforcing layer (9) is made of a novel nylon material, and the sheath protection reinforcing layer (9) and the low-smoke halogen-free flame-retardant polyolefin sheath (8) both adopt an extrusion coating process.
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| CN202111497560.9A CN114242307B (en) | 2021-12-09 | 2021-12-09 | Waterproof, fireproof and rat-proof composite cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111497560.9A CN114242307B (en) | 2021-12-09 | 2021-12-09 | Waterproof, fireproof and rat-proof composite cable |
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| CN114242307A true CN114242307A (en) | 2022-03-25 |
| CN114242307B CN114242307B (en) | 2023-10-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117316524A (en) * | 2023-11-29 | 2023-12-29 | 江苏南方通信科技有限公司 | Early warning type fireproof composite optical cable |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185444A (en) * | 2015-09-17 | 2015-12-23 | 成都米戈科技有限公司 | Anti-slipping multi-core combination cable |
| WO2016145689A1 (en) * | 2015-03-18 | 2016-09-22 | 中天科技装备电缆有限公司 | Intrinsically safe oil-resistant and mud-resistant fireproof cable for offshore platform and manufacturing process |
| CN205680472U (en) * | 2016-06-21 | 2016-11-09 | 福建南新电缆有限公司 | A kind of power cable having cable core positioning function |
| CN107993760A (en) * | 2017-11-25 | 2018-05-04 | 安徽华通电缆集团有限公司 | A kind of railway tunnel fire-proof and water-proof rat-and-ant proof light conduits |
| CN208111132U (en) * | 2018-04-25 | 2018-11-16 | 广元同创新材料有限公司 | A kind of resistance to crosstalk skeleton cable structure |
| CN208422486U (en) * | 2018-07-04 | 2019-01-22 | 南京赫点网络技术有限公司 | Six class unmasked band crossing skeleton of one kind |
| US10236098B1 (en) * | 2017-10-20 | 2019-03-19 | Zhejiang Zetastone Special Cable Co., Ltd. | Fireproof cable with ceramified silicone rubber insulating sheath and stainless steel interlocked armor |
| CN213519319U (en) * | 2020-12-08 | 2021-06-22 | 贵州新曙光电缆有限公司 | TPE insulated charging cable for new energy electric automobile |
-
2021
- 2021-12-09 CN CN202111497560.9A patent/CN114242307B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016145689A1 (en) * | 2015-03-18 | 2016-09-22 | 中天科技装备电缆有限公司 | Intrinsically safe oil-resistant and mud-resistant fireproof cable for offshore platform and manufacturing process |
| CN105185444A (en) * | 2015-09-17 | 2015-12-23 | 成都米戈科技有限公司 | Anti-slipping multi-core combination cable |
| CN205680472U (en) * | 2016-06-21 | 2016-11-09 | 福建南新电缆有限公司 | A kind of power cable having cable core positioning function |
| US10236098B1 (en) * | 2017-10-20 | 2019-03-19 | Zhejiang Zetastone Special Cable Co., Ltd. | Fireproof cable with ceramified silicone rubber insulating sheath and stainless steel interlocked armor |
| CN107993760A (en) * | 2017-11-25 | 2018-05-04 | 安徽华通电缆集团有限公司 | A kind of railway tunnel fire-proof and water-proof rat-and-ant proof light conduits |
| CN208111132U (en) * | 2018-04-25 | 2018-11-16 | 广元同创新材料有限公司 | A kind of resistance to crosstalk skeleton cable structure |
| CN208422486U (en) * | 2018-07-04 | 2019-01-22 | 南京赫点网络技术有限公司 | Six class unmasked band crossing skeleton of one kind |
| CN213519319U (en) * | 2020-12-08 | 2021-06-22 | 贵州新曙光电缆有限公司 | TPE insulated charging cable for new energy electric automobile |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117316524A (en) * | 2023-11-29 | 2023-12-29 | 江苏南方通信科技有限公司 | Early warning type fireproof composite optical cable |
| CN117316524B (en) * | 2023-11-29 | 2024-01-26 | 江苏南方通信科技有限公司 | Early warning type fireproof composite optical cable |
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| Publication number | Publication date |
|---|---|
| CN114242307B (en) | 2023-10-27 |
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