CN214956133U - High-reliability multifunctional cable - Google Patents
High-reliability multifunctional cable Download PDFInfo
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- CN214956133U CN214956133U CN202120782462.9U CN202120782462U CN214956133U CN 214956133 U CN214956133 U CN 214956133U CN 202120782462 U CN202120782462 U CN 202120782462U CN 214956133 U CN214956133 U CN 214956133U
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Abstract
A high-reliability multifunctional cable comprises a power transmission unit, a coaxial radio-frequency signal composite unit, an optical fiber control composite unit, a heat-insulation fireproof filling type inner sheath, a water-blocking flame-retardant impact-resistant buffer layer, a rat-proof termite-proof impact-resistant reinforcing layer and an impact-resistant flame-retardant fireproof outer sheath, and is characterized in that the power transmission unit consists of a water-blocking fireproof insulating wire core and a reinforcing protective layer; the coaxial radio-frequency signal composite unit consists of a coaxial radio-frequency unit wire core, a copper wire braided copper strip shielding layer, a signal transmission unit water-blocking fireproof insulating wire core, a water-blocking layer, a reinforcing protective layer and a heat-insulating flame-retardant protective layer; the optical fiber control composite unit consists of a stainless steel pipe optical unit, a water-blocking fire-resistant control insulating wire core, a woven shielding water-blocking layer, a reinforcing protective layer and a heat-insulating flame-retardant protective layer. The beneficial effects are that: a high-reliability multifunctional cable has excellent impact resistance, fire resistance, explosion resistance, water resistance, rat and ant resistance, protects life and material safety when a disaster happens, avoids repeated wiring and reduces cost.
Description
Technical Field
The utility model relates to the technical field of cables, more specifically be a high reliability multifunctional cable.
Background
With the development of industries such as smart power grids, coal, chemical industry, petroleum, metallurgy, ships, ocean engineering, aerospace, military systems and the like and the continuous increase of public buildings and infrastructures such as subways, markets, schools, high-rise residences and the like, higher requirements are put forward on the safety, attractiveness and space of power supply, communication and monitoring lines, the smoothness of functions such as power, control and communication can be guaranteed under the irresistible environmental conditions such as earthquakes, fires and the like, more information is provided for escape and fire rescue of people, longer time is strived for, the safety of lives and properties of people is guaranteed to the maximum extent, and the related performance of the existing electric wires and cables cannot meet the requirements.
Disclosure of Invention
The utility model aims at providing a have excellent fire-resistant, resistant mechanical damage, waterproof, explosion-proof, high temperature resistant, resistant insect pest, performance such as anti-interference, guarantee that the cable still can realize power transmission, information transmission and intelligent monitoring's a high reliability multifunctional cable under receiving crowded, pressing, drawing, pounding or by extreme abominable conflagration environmental conditions such as water-washed, high temperature, insect pest.
The utility model discloses a realize through following mode: a high-reliability multifunctional cable comprises a power transmission unit, a coaxial radio-frequency signal composite unit, an optical fiber control composite unit, a heat-insulation fireproof filling type inner sheath, a water-blocking flame-retardant impact-resistant buffer layer, a rat-proof termite-proof impact-resistant reinforcing layer and an impact-resistant flame-retardant fireproof outer sheath, and is characterized in that the power transmission unit consists of a water-blocking fireproof insulating wire core and a reinforcing protective layer; the coaxial radio-frequency signal composite unit consists of a coaxial radio-frequency unit wire core, a copper wire braided copper strip shielding layer, a signal transmission unit water-blocking fireproof insulating wire core, a water-blocking layer, a reinforcing protective layer and a heat-insulating flame-retardant protective layer; the optical fiber control composite unit consists of a stainless steel pipe optical unit, a water-blocking fire-resistant control insulating wire core, a woven shielding water-blocking layer, a reinforcing protective layer and a heat-insulating flame-retardant protective layer.
The cable is characterized in that the ceramic halogen-free low-smoke flame-retardant polyether type polyurethane thermoplastic elastomer material for the impact-resistant flame-retardant fireproof outer protective layer comprises 1.0-30.0% of modified halogen-free flame retardant by weight; 0.5-10.0% of modified smoke suppressant; 5.0-20.0% of modified ceramic powder; 0.1-3% of anti-dripping agent; 0.1-1.2% of antioxidant; 0.1-1.5% of lubricant and the balance of polyether polyurethane thermoplastic elastomer, and is prepared by premixing, extruding and granulating.
The cable is characterized in that the rat-proof, termite-proof and impact-resistant reinforcing layer is made of a non-magnetic stainless steel band through argon arc welding and embossing.
The cable is characterized in that the water-blocking flame-retardant impact-resistant buffer layer is formed by winding water-blocking aramid fiber yarns and wrapping flame-retardant aramid fiber tapes.
The cable is characterized in that the heat-insulation fireproof filling type inner sheath is formed by extruding a mineral material consisting of magnesium oxide and porcelain forming powder.
The cable is characterized in that the reinforcing protective layers of the power transmission unit, the coaxial radio frequency signal composite unit and the optical fiber control composite unit are made of annealed copper or copper alloy with hot-pressing extrusion or argon arc welding embossing.
The cable is characterized in that the water-blocking fireproof insulating wire core of the power transmission unit, the coaxial radio-frequency signal composite unit and the optical fiber control composite unit is wrapped or longitudinally wrapped with a water-blocking tape on a conductor, and the inner sheath is formed by extruding a mineral material consisting of magnesium oxide and porcelain forming powder.
The utility model has the advantages that: a high-reliability multifunctional cable has excellent performances of impact resistance, fire resistance, explosion resistance, water resistance, rat and ant resistance, interference resistance, non-toxicity, low smoke and the like, ensures the smoothness of electric power and information control under severe environments such as earthquake, fire and the like, strives for more time for personnel escape and fire rescue, has the important functions of protecting life, materials and information safety, is widely applied to the fields of dense people and military facilities such as subways, hospitals, commercial buildings and the like, nuclear power, coal, chemical industry, steel, ships and the like, trunks with strict requirements on communication facilities, emergency lighting, fire monitoring, alarming, control lines and the like, avoids wiring for many times, and reduces the network construction cost.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic cross-sectional view of the practice of the present invention.
In the figure, 1, a power transmission unit water-blocking fire-resistant insulating wire core, 2, a transmission unit reinforcing protective layer, 3, a coaxial radio frequency unit wire core, 4, a copper wire braided copper strip shielding layer, 5, a signal transmission unit water-blocking fire-resistant insulating wire core, 6, a coaxial radio frequency signal composite unit water-blocking layer, 7, a coaxial radio frequency signal composite unit heat-insulating fire-retardant protective layer, 8, a stainless steel pipe optical unit, 9, a water-blocking fire-resistant control insulating wire core, 10, an optical fiber control composite unit braided shielding water-blocking layer, 11, an optical fiber control composite unit heat-insulating fire-retardant protective layer, 12, a heat-insulating fire-proof filling type inner sheath, 13, a water-blocking fire-retardant impact-resistant buffer layer, 14, a rat-proof termite-proof impact-resistant reinforcing layer and 15, an impact-resistant fire-retardant outer sheath.
Detailed Description
As shown in fig. 1, a high-reliability multifunctional cable comprises a power transmission unit, a coaxial radio frequency signal composite unit, an optical fiber control composite unit, a heat-insulating fireproof filling type inner sheath 12, a water-blocking flame-retardant impact-resistant buffer layer 13, a rat-proof termite-proof impact-resistant reinforcing layer 14 and an impact-resistant flame-retardant fireproof outer sheath 15; the power transmission unit, the coaxial radio-frequency signal composite unit, the optical fiber control composite unit and the central water-blocking filling material are twisted into a cable core, the cable core is coated with a heat-insulating fireproof filling type inner sheath 12 made of a mineral material containing magnesium oxide and ceramic powder in an extrusion mode, a water-blocking flame-retardant impact-resistant buffer layer 13 formed by winding water-blocking aramid fiber yarns and winding flame-retardant aramid fiber belts, a rat-proof ant-proof impact-resistant reinforcing layer 14 made of argon arc welding embossing nonmagnetic stainless steel belts, and then an impact-resistant flame-retardant fireproof outer sheath 15 made of a ceramic halogen-free low-smoke flame-retardant polyether polyurethane thermoplastic elastomer material is extruded.
The power transmission unit is formed by concentrically layering, twisting and pressing a plurality of soft round copper single wires, longitudinally wrapping the center of a conductor by adopting a semi-conductive water blocking tape, extruding a power transmission unit water-blocking fireproof insulating wire core 1 which is formed by combining mineral insulating materials containing magnesium oxide and ceramic powder outside a water-blocking conductor which is formed by wrapping layers and an outer layer by adopting the semi-conductive water blocking tape, and then hot-pressing extruding or argon arc welding a transmission unit reinforcing protective layer 2 of a corrugated copper or copper alloy sheath.
The coaxial radio frequency unit is formed by twisting a coaxial radio frequency unit wire core 3 consisting of an inner conductor, an extruded polyethylene insulation layer, a copper wire woven outer conductor and an extruded halogen-free flame-retardant sheath, and a water-blocking filling material into a cable core, wherein the water-blocking filling material and the copper wire woven copper strip shielding layer 4 are coated outside the cable core.
The signal transmission unit is formed by wrapping or longitudinally wrapping a water-blocking tape outside a conductor, extruding a water-blocking fire-resistant insulating wire core 5 made of a mineral insulating material containing magnesium oxide and ceramic powder, forming a signal wire group by pair twisting or star twisting, and wrapping a copper wire braided copper strip shielding layer 4 outside the signal transmission unit.
The signal transmission unit and the water-blocking filling material are stranded to form a cable around the coaxial radio frequency unit, a coaxial radio frequency signal composite unit water-blocking layer 6 formed by wrapping a water-blocking tape outside the coaxial radio frequency unit, a transmission unit reinforcing protective layer 2 of a hot-pressing extrusion or argon arc welding corrugated copper or copper alloy sheath, and a coaxial radio frequency signal composite unit heat-insulating flame-retardant protective layer 7 are extruded.
The optical fiber control unit is formed by twisting a stainless steel pipe optical unit 8 formed by leading in optical fibers and fiber paste during longitudinal wrapping and forming of a stainless steel belt and a water-blocking and fire-resistant control insulating wire core 9 which is formed by wrapping or longitudinally wrapping a water-blocking tape outside a conductor and extruding a mineral insulating material containing magnesium oxide and ceramic powder and a water-blocking filling material into a cable core, a fiber control composite unit which is formed by wrapping the water-blocking tape outside and weaving a round copper wire is braided to shield a water-blocking layer 10, a transmission unit reinforcing protective layer 2 of a copper or copper alloy sheath which is in hot-pressing extrusion or argon arc welding and is in corrugated shape, and a heat-insulating and fire-resistant protective layer 11 which is wrapped on the fiber control composite unit.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited thereto, and that various changes and modifications may be made without departing from the technical solution and concept of the present invention, and all such changes and modifications are intended to be covered by the scope of the present invention.
Claims (4)
1. A high-reliability multifunctional cable comprises a power transmission unit, a coaxial radio-frequency signal composite unit, an optical fiber control composite unit, a heat-insulation fireproof filling type inner sheath, a water-blocking flame-retardant impact-resistant buffer layer, a rat-proof termite-proof impact-resistant reinforcing layer and an impact-resistant flame-retardant fireproof outer sheath, and is characterized in that the power transmission unit consists of a water-blocking fireproof insulating wire core and a reinforcing protective layer; the coaxial radio-frequency signal composite unit consists of a coaxial radio-frequency unit wire core, a copper wire braided copper strip shielding layer, a signal transmission unit water-blocking fireproof insulating wire core, a water-blocking layer, a reinforcing protective layer and a heat-insulating flame-retardant protective layer; the optical fiber control composite unit consists of a stainless steel pipe optical unit, a water-blocking fire-resistant control insulating wire core, a woven shielding water-blocking layer, a reinforcing protective layer and a heat-insulating flame-retardant protective layer.
2. The multifunctional cable as claimed in claim 1, wherein the rat-proof, termite-proof, impact-resistant reinforcing layer is made of non-magnetic stainless steel band by argon arc welding embossing.
3. The multifunctional cable with high reliability as claimed in claim 1, wherein the water-blocking flame-retardant impact-resistant buffer layer is formed by winding water-blocking aramid fiber filaments and wrapping flame-retardant aramid fiber tapes.
4. The multifunctional cable with high reliability as claimed in claim 1, wherein the reinforcing protection layers of the power transmission unit, the coaxial rf signal combining unit, and the optical fiber control combining unit are made of annealed copper or copper alloy with hot extrusion or argon arc welding embossing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120782462.9U CN214956133U (en) | 2021-04-16 | 2021-04-16 | High-reliability multifunctional cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120782462.9U CN214956133U (en) | 2021-04-16 | 2021-04-16 | High-reliability multifunctional cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214956133U true CN214956133U (en) | 2021-11-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120782462.9U Active CN214956133U (en) | 2021-04-16 | 2021-04-16 | High-reliability multifunctional cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214956133U (en) |
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2021
- 2021-04-16 CN CN202120782462.9U patent/CN214956133U/en active Active
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