CN215342121U - High-strength power cable - Google Patents
High-strength power cable Download PDFInfo
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- CN215342121U CN215342121U CN202121452693.XU CN202121452693U CN215342121U CN 215342121 U CN215342121 U CN 215342121U CN 202121452693 U CN202121452693 U CN 202121452693U CN 215342121 U CN215342121 U CN 215342121U
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Abstract
The utility model discloses a high-strength power cable, which relates to the field of power cables and comprises a cable inner core, wherein a waterproof layer is arranged on the outer surface of the cable inner core, an insulating layer is arranged on the outer surface of the waterproof layer, a wrapping tape is arranged on the outer surface of the insulating layer, an armor layer is arranged on the outer surface of the wrapping tape, and the armor layer comprises a reinforcing layer. The utility model increases the effect of the mechanical strength of the cable inner core by arranging the armor layer and the wrapping tape, has better bending property, also has the advantages of large communication capacity, high transmission stability, good confidentiality, little influence of natural conditions and external interference and the like, has excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like by arranging the enhancement layer, the non-woven fabric isolation layer and the metal braid layer, also has good insulativity and ageing resistance, increases the fatigue resistance of the power cable, and prolongs the service life of the power cable.
Description
Technical Field
The utility model relates to the field of power cables, in particular to a high-strength power cable.
Background
The power cable is used for transmitting and distributing electric energy, is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater, is gradually increased in proportion in the power line, is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and comprises various insulated power cables with voltage grades of 1-500KV and above.
In the prior art, the traditional power cable has poor use strength and poor wear resistance, so that the service life of the traditional power cable is shortened, the cost loss is improved, and the traditional power cable is not suitable for popularization and use.
Therefore, it is necessary to invent a high strength power cable to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-strength power cable to solve the problems of short service life and high cost loss caused by poor use strength and poor wear resistance in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power cable of high strength, includes cable inner core, cable inner core's surface is provided with the waterproof layer, the surface of waterproof layer is provided with the insulating layer, the surface of insulating layer is provided with around the band, be provided with the armor around the surface in band, the armor includes the enhancement layer, the surface of enhancement layer is provided with the non-woven fabrics isolation layer, the surface of non-woven fabrics isolation layer is provided with the metallic braid, the surface of armor is provided with fire-retardant layer, the surface of fire-retardant layer is provided with the wearing layer, the surface of wearing layer is provided with the aluminium foil shielding layer, the surface of aluminium foil shielding layer is provided with the extexine.
Preferably, the outer surface layer comprises an epoxy resin coating, a pressure-resistant coating is arranged on the outer surface of the epoxy resin coating, a Teflon coating is arranged on the outer surface of the pressure-resistant coating, the armor layer and the wrapping tape are arranged, the effect of mechanical strength of the cable inner core is improved, the bending performance is good, and the cable inner core has the advantages of being large in communication capacity, high in transmission stability, good in confidentiality, less influenced by natural conditions and external interference and the like.
Preferably, the surface of waterproof layer and the inner chamber adhesion of insulating layer, the surface of insulating layer and the interior surface packing around the band have fire-retardant material to fill, through setting up enhancement layer, non-woven fabrics isolation layer and metallic braid, have super high strength, high-modulus and high temperature resistant, acid and alkali resistant, light in weight's fine performance, still have good insulating nature and ageing resistance, increased power cable's fatigue resistance ability, prolonged power cable's life.
Preferably, the outer surface of the wrapping tape is adhered to the inner cavity of the armor layer, the outer surface of the armor layer is adhered to the inner cavity of the flame-retardant layer, and the insulating layer is arranged, so that the cable has excellent comprehensive performance, high temperature resistance, corrosion resistance, non-sticking property, self-lubricating property, excellent dielectric property and very low friction coefficient, and also has the advantages of high temperature resistance and good insulating property, and the insulating property of the cable inner core is improved.
Preferably, the surface on fire-retardant layer and the inner chamber adhesion of wearing layer, the surface on wearing layer and the inner chamber adhesion of aluminium foil shielding layer have high reliability through setting up the extexine, still have distribution density height, light in weight, characteristics that the nature of buckling is good, have increased cable inner core's practicality and life.
Preferably, the outer surface of the aluminum foil shielding layer is adhered to the inner cavity of the outer surface layer, the thickness of the flame-retardant layer wear-resistant layer is the same as that of the aluminum foil shielding layer, and the wear-resistant layer has higher elasticity, better tensile property, excellent wear resistance, fatigue resistance and other physical and mechanical properties, meets the development requirements of high performance on energy conservation, safety, environmental protection and other aspects, and increases the wear resistance of the power cable.
The utility model has the technical effects and advantages that:
1. the effect of mechanical strength of the cable inner core is enhanced by arranging the armor layer and the wrapping tape, the bending performance is good, and meanwhile, the cable inner core has the advantages of large communication capacity, high transmission stability, good confidentiality, less influence of natural conditions and external interference and the like;
2. the insulating layer has excellent comprehensive performance, high temperature resistance, corrosion resistance, non-stick property, self-lubricating property, excellent dielectric property and very low friction coefficient, and also has the advantages of high temperature resistance and good insulativity, so that the insulating property of the cable inner core is improved;
3. through setting up the wearing layer, have higher elasticity, better tensile properties and excellent physical and mechanical properties such as wear-resisting and antifatigue, accord with the high performance and in the needs of aspects development such as energy-conservation, safety, environmental protection, increased power cable's wearability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of an armor construction of the present invention.
FIG. 3 is a cross-sectional view of an outer skin structure of the present invention.
In the figure: 1. an inner core of the cable; 2. a waterproof layer; 3. an insulating layer; 4. filling a flame-retardant material; 5. wrapping a tape; 6. an armor layer; 61. an enhancement layer; 62. a non-woven fabric isolation layer; 63. a metal braid layer; 7. a flame retardant layer; 8. a wear layer; 9. an aluminum foil shielding layer; 10. an outer skin layer; 101. an epoxy resin coating; 102. a pressure resistant coating; 103. and (4) coating Teflon.
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.
The utility model provides a high-strength power cable shown in figures 1-3, which comprises a cable inner core 1, wherein a waterproof layer 2 is arranged on the outer surface of the cable inner core 1, an insulating layer 3 is arranged on the outer surface of the waterproof layer 2, a wrapping tape 5 is arranged on the outer surface of the insulating layer 3, an armor layer 6 is arranged on the outer surface of the wrapping tape 5, the armor layer 6 comprises a reinforcing layer 61, a non-woven fabric isolating layer 62 is arranged on the outer surface of the reinforcing layer 61, a metal woven layer 63 is arranged on the outer surface of the non-woven fabric isolating layer 62, a flame-retardant layer 7 is arranged on the outer surface of the armor layer 6, a wear-resistant layer 8 is arranged on the outer surface of the flame-retardant layer 7, an aluminum foil shielding layer 9 is arranged on the outer surface of the wear-resistant layer 8, and an outer surface layer 10 is arranged on the outer surface of the aluminum foil shielding layer 9;
furthermore, the outer surface layer 10 comprises an epoxy resin coating 101, a pressure-resistant coating 102 is arranged on the outer surface of the epoxy resin coating 101, a Teflon coating 103 is arranged on the outer surface of the pressure-resistant coating 102, the armor layer 6 and the wrapping tape 5 are arranged, the effect of mechanical strength of the cable inner core 1 is increased, the bending performance is good, and meanwhile, the cable inner core has the advantages of being large in communication capacity, high in transmission stability, good in confidentiality, less influenced by natural conditions and external interference and the like;
furthermore, the outer surface of the waterproof layer 2 is adhered to the inner cavity of the insulating layer 3, the outer surface of the insulating layer 3 and the inner surface of the wrapping tape 5 are filled with flame retardant material filling 4, and the reinforced layer 61, the non-woven fabric isolating layer 62 and the metal woven layer 63 are arranged, so that the cable has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like, and also has good insulating property and ageing resistance, the fatigue resistance of the power cable is improved, and the service life of the power cable is prolonged;
furthermore, the outer surface of the wrapping tape 5 is adhered to the inner cavity of the armor layer 6, the outer surface of the armor layer 6 is adhered to the inner cavity of the flame retardant layer 7, and the insulating layer 3 is arranged, so that the cable has excellent comprehensive performance, high temperature resistance, corrosion resistance, non-sticking property, self-lubricating property, excellent dielectric property, very low friction coefficient, high temperature resistance and good insulating property, and the insulating property of the cable inner core 1 is improved;
furthermore, the outer surface of the flame-retardant layer 7 is adhered to the inner cavity of the wear-resistant layer 8, the outer surface of the wear-resistant layer 8 is adhered to the inner cavity of the aluminum foil shielding layer 9, and the outer surface layer 10 is arranged, so that the cable core has high reliability, and has the characteristics of high wiring density, light weight and good bending property, and the practicability and the service life of the cable core 1 are improved;
furthermore, the outer surface of the aluminum foil shielding layer 9 is adhered to the inner cavity of the outer surface layer 10, the wear-resistant layer 8 of the flame-retardant layer 7 and the aluminum foil shielding layer 9 are the same in thickness, and the wear-resistant layer 8 has high elasticity, good tensile property, excellent wear resistance, fatigue resistance and other physical and mechanical properties, meets the development requirements of high performance on the aspects of energy conservation, safety, environmental protection and the like, and increases the wear resistance of the power cable.
The working principle of the utility model is as follows: by arranging the armor layer 6 and the wrapping tape 5, the mechanical strength of the cable inner core 1 is enhanced, the bending property is better, the communication capacity is high, the transmission stability is high, the confidentiality is good, and the cable inner core is less influenced by natural conditions and external interference, and the like, by arranging the enhancement layer 61, the non-woven fabric isolation layer 62 and the metal braid layer 63, the cable has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like, and also has good insulating property and ageing resistance, the fatigue resistance of the power cable is improved, the service life of the power cable is prolonged, by arranging the insulation layer 3, the cable has excellent comprehensive performance, high temperature resistance, corrosion resistance, non-sticking, self-lubricating property, excellent dielectric property and low friction coefficient, and also has the advantages of high temperature resistance and good insulating property, the insulating property of the cable inner core 1 is improved, by arranging the outer surface layer 10, the cable core has the advantages of being high in reliability, high in wiring density, light in weight and good in bending property, the practicability and the service life of the cable core 1 are improved, the wear-resistant layer 8 is arranged, the cable core has high elasticity, good tensile property, excellent wear resistance, fatigue resistance and other physical and mechanical properties, the requirements of development of high performance in the aspects of energy conservation, safety, environmental protection and the like are met, and the wear resistance of the power cable is improved.
Finally, it should be noted that: 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. A high strength power cable comprising a cable core (1), characterized in that: the surface of cable inner core (1) is provided with waterproof layer (2), the surface of waterproof layer (2) is provided with insulating layer (3), the surface of insulating layer (3) is provided with around band (5), be provided with armor (6) around the surface of band (5), armor (6) include enhancement layer (61), the surface of enhancement layer (61) is provided with non-woven fabrics isolation layer (62), the surface of non-woven fabrics isolation layer (62) is provided with woven metal layer (63), the surface of armor (6) is provided with fire-retardant layer (7), the surface of fire-retardant layer (7) is provided with wearing layer (8), the surface of wearing layer (8) is provided with aluminium foil shielding layer (9), the surface of aluminium foil shielding layer (9) is provided with extexine (10).
2. A high strength electrical power cable according to claim 1, wherein: the outer surface layer (10) comprises an epoxy resin coating (101), a pressure-resistant coating (102) is arranged on the outer surface of the epoxy resin coating (101), and a Teflon coating (103) is arranged on the outer surface of the pressure-resistant coating (102).
3. A high strength electrical power cable according to claim 1, wherein: the outer surface of waterproof layer (2) and the inner chamber adhesion of insulating layer (3), the surface of insulating layer (3) and the internal surface packing around band (5) have fire-retardant material to fill (4).
4. A high strength electrical power cable according to claim 1, wherein: the outer surface of the wrapping tape (5) is adhered to the inner cavity of the armor layer (6), and the outer surface of the armor layer (6) is adhered to the inner cavity of the flame-retardant layer (7).
5. A high strength electrical power cable according to claim 1, wherein: the outer surface of the flame-retardant layer (7) is adhered to the inner cavity of the wear-resistant layer (8), and the outer surface of the wear-resistant layer (8) is adhered to the inner cavity of the aluminum foil shielding layer (9).
6. A high strength electrical power cable according to claim 1, wherein: the outer surface of the aluminum foil shielding layer (9) is adhered to the inner cavity of the outer surface layer (10), and the thickness of the flame-retardant layer (7), the wear-resistant layer (8) and the thickness of the aluminum foil shielding layer (9) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452693.XU CN215342121U (en) | 2021-06-29 | 2021-06-29 | High-strength power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452693.XU CN215342121U (en) | 2021-06-29 | 2021-06-29 | High-strength power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215342121U true CN215342121U (en) | 2021-12-28 |
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ID=79562621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121452693.XU Active CN215342121U (en) | 2021-06-29 | 2021-06-29 | High-strength power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215342121U (en) |
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2021
- 2021-06-29 CN CN202121452693.XU patent/CN215342121U/en active Active
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