CN217181890U - Flame-retardant fireproof power cable - Google Patents
Flame-retardant fireproof power cable Download PDFInfo
- Publication number
- CN217181890U CN217181890U CN202220409746.8U CN202220409746U CN217181890U CN 217181890 U CN217181890 U CN 217181890U CN 202220409746 U CN202220409746 U CN 202220409746U CN 217181890 U CN217181890 U CN 217181890U
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- Prior art keywords
- layer
- fire
- wall
- fireproof
- retardant
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 50
- 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 title claims abstract description 31
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000010949 copper Substances 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 11
- 230000002265 prevention Effects 0.000 claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- 229920002313 fluoropolymer Polymers 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 239000011490 mineral wool Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 18
- 229910052760 oxygen Inorganic materials 0.000 abstract description 18
- 239000001301 oxygen Substances 0.000 abstract description 18
- 238000005253 cladding Methods 0.000 abstract description 12
- 239000011248 coating agent Substances 0.000 abstract description 11
- 238000000576 coating method Methods 0.000 abstract description 11
- 230000000704 physical effect Effects 0.000 abstract description 7
- 230000009970 fire resistant effect Effects 0.000 description 5
- 238000002955 isolation Methods 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model relates to a cable trade technical field just discloses a fire-retardant fire prevention type power cable, including the wire group, the inner wall of wire group is provided with copper clad aluminum stranded conductor, copper clad aluminum stranded conductor's outer wall cladding has first flame retardant coating, the outer wall cladding of first flame retardant coating has the second flame retardant coating, the outer wall cladding of second flame retardant coating has the insulating layer. This fire-retardant fire prevention type power cable, through the outer wall cladding flame retardant coating at copper clad aluminum stranded conductor, the insulating layer, separate the oxygen layer, the performance of aluminum sheath shielding layer, the mode of steel band armor and oversheath improves the cable, this mode not only makes the cable have superior heat stability, the humidity resistance, mechanical physical properties, high flame retardant property, high temperature resistant and fire resistance, long service life, factor of safety is high, performance is good, can also be under the condition of the conflagration breaing out, the cable also can guarantee normal work under higher temperature, can effectively prolong rescue time, the loss is reduced.
Description
Technical Field
The utility model relates to a cable trade technical field specifically is a fire-retardant fire prevention type power cable.
Background
With the development of economy and the continuous improvement of living standard of people, the building house industry is developed vigorously all over the country, particularly, high-rise buildings and houses are pulled out of the ground in large and medium cities like bamboo shoots after rain, and the high-rise houses, like other high-rise buildings and high-grade hotels and the like, provide more rigorous operating conditions for the fire resistance, the temperature resistance, the explosion resistance, the pressure resistance and the impact resistance of electric wires and cables for buildings, and the electric power cables in the prior art cannot meet the operating requirements in severe environments due to design defects, so that the technical innovation of the existing electric power cables becomes a great need.
Therefore, the flame-retardant and fireproof power cable is provided, the performance of the cable is improved by wrapping the outer wall of the conductor with the fireproof layer, the oxygen isolation layer, the shielding layer, the steel tape armoring layer and the outer sheath, and the cable has the advantages of excellent thermal stability, moisture resistance, mechanical and physical properties, high flame-retardant performance, high temperature resistance and fire resistance, long service life, high safety coefficient and good use performance, and can also be used for ensuring normal work at higher temperature under the condition of fire, so that the rescue time can be effectively prolonged, and the loss is reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model is not enough to prior art, the utility model provides a fire-retardant fire prevention type power cable, possess not only to make the cable have superior heat stability, the humidity resistance, mechanical physical properties, high flame retardant property, high temperature resistant and fire resistance, long service life, factor of safety is high, high performance, can also be under the condition of conflagration breaing out, the cable also can guarantee normal work under the higher temperature, can effectively prolong the rescue time, reduce advantages such as loss, power cable in prior art has been solved because design defect, the operation requirement under the adverse circumstances can't be satisfied to the cable.
(II) technical scheme
For realize above-mentioned not only make the cable have superior heat stability, moisture resistance, mechanical physical properties, high flame retardant property, high temperature resistant and fire resistance, long service life, factor of safety is high, and performance is good, can also be under the condition of conflagration breaing out, the cable also can guarantee normal work under higher temperature, can effectively prolong the rescue time, reduces the purpose of loss, the utility model provides a following technical scheme: a flame-retardant fireproof power cable comprises a lead group, wherein a copper-clad aluminum stranded conductor is arranged on the inner wall of the lead group, the outer wall of the copper-clad aluminum stranded conductor is coated with a first fireproof layer, the outer wall of the first fireproof layer is coated with a second fireproof layer, the outer wall of the second fireproof layer is coated with an insulating layer, the outer wall of the lead group is tightly filled with a third fireproof layer, the outer wall of the third fireproof layer is coated with a fourth fireproof layer, the outer wall of the fourth fireproof layer is coated with a first oxygen-isolating layer, the outer wall of the first oxygen-isolating layer is wrapped with a fifth fireproof layer, the outer wall of the fifth fireproof layer is wrapped with an aluminum sheath shielding layer, the outer wall of the aluminum sheath shielding layer is coated with a second oxygen-isolating layer, the outer wall of the second oxygen-isolating layer is coated with a steel strip armor layer, the outer wall of the steel tape armor layer is wrapped with a sixth fireproof layer, and the outer wall of the sixth fireproof layer is wrapped with an outer sheath.
Preferably, the weight ratio of copper in the copper-clad aluminum stranded conductor is fifteen percent, so that the excellent electrical conductivity of copper and the light weight of aluminum are combined together, the electric energy loss is reduced in the aspect of operation, the problem that the surface of an aluminum core is easy to oxidize is solved, and the consumption of copper resources is reduced.
Preferably, the first fireproof layer is made of fire-resistant mica tapes, the thickness of the first fireproof layer is zero two to zero five, and the covering rate of each layer is more than or equal to thirty percent, so that the fireproof mica tape has the advantages of non-combustibility, corrosion resistance, high temperature resistance, small moisture absorption and the like.
Preferably, the second fireproof layer is made of flame-retardant glass fiber tapes, the second fireproof layer is formed by wrapping the flame-retardant glass fiber tapes with the thickness of zero point two to zero point five, and the covering rate of each layer is more than or equal to thirty percent, so that the fireproof layer has the advantages of non-combustibility, corrosion resistance, high temperature resistance, small moisture absorption and the like.
Preferably, the insulating layer is fluoroplastic insulation, so that the fireproof and high-temperature-resistant performance of the cable can be effectively improved, and the service life of the cable can be prolonged.
Preferably, the third fire prevention layer is magnesium oxide, when a fire disaster occurs, a cable short-circuit point can not be burnt in a spreading mode, an external flame can not burn a cable core, and a worker can timely maintain the cable.
Preferably, the fourth fireproof layer, the fifth fireproof layer and the sixth fireproof layer are mineral wool pipes, so that the fireproof composite plate is light in weight, high in melting point, incapable of burning even at high temperature and good in flame-retardant and fireproof effects.
Preferably, the first oxygen-isolating layer and the second oxygen-isolating layer are high-flame-retardant sleeves, so that the oxygen index is high, the high-flame-retardant sleeves have excellent heat insulation and oxygen isolation, no halogen acid gas is emitted during combustion, the release amount of toxic corrosive gas is extremely small, the concentration of generated smoke is low, and the high-flame-retardant sleeves have excellent flame-retardant performance and processability.
(III) advantageous effects
Compared with the prior art, the utility model provides a fire-retardant fire prevention type power cable possesses following beneficial effect:
this fire-retardant fire prevention type power cable, through the outer wall cladding flame retardant coating at copper clad aluminum stranded conductor, the insulating layer, separate the oxygen layer, the performance of aluminum sheath shielding layer, the mode of steel band armor and oversheath improves the cable, this mode not only makes the cable have superior heat stability, the humidity resistance, mechanical physical properties, high flame retardant property, high temperature resistant and fire resistance, long service life, factor of safety is high, performance is good, can also be under the condition of the conflagration breaing out, the cable also can guarantee normal work under higher temperature, can effectively prolong rescue time, the loss is reduced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a half-sectional perspective view of the present invention;
fig. 3 is a cross sectional view of the present invention.
In the figure: 1. a wire group; 2. copper-clad aluminum stranded conductors; 3. a first fire resistant layer; 4. a second fire-resistant layer; 5. an insulating layer; 6. a third fire prevention layer; 7. a fourth fire resistant layer; 8. a first oxygen barrier layer; 9. a fifth fire resistant layer; 10. an aluminum sheath shielding layer; 11. a second oxygen barrier layer; 12. a steel tape armor layer; 13. a sixth fire barrier layer; 14. an outer sheath.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, a flame-retardant and fireproof power cable comprises a conductor set 1, wherein a copper-clad aluminum stranded conductor 2 is arranged on the inner wall of the conductor set 1, the weight ratio of copper in the copper-clad aluminum stranded conductor 2 is fifteen percent, so that the excellent electrical conductivity of copper and the light weight of aluminum are combined together, the electric energy loss is reduced in the aspect of operation, meanwhile, the problem that the surface of an aluminum core is easy to oxidize and the consumption of copper resources is reduced is solved, the outer wall of the copper-clad aluminum stranded conductor 2 is wrapped with a first fireproof layer 3, the first fireproof layer 3 is a fireproof mica tape, the first fireproof layer 3 is formed by wrapping a fireproof mica tape with the thickness of zero point two to zero point five, the overlapping percentage of each layer is more than or equal to thirty percent, so that the cable has the advantages of corrosion resistance, high temperature resistance, small moisture absorption and the like, the outer wall of the first fireproof layer 3 is wrapped with a second fireproof layer 4, and the second fireproof layer 4 is a flame-retardant glass fiber tape, the second fireproof layer 4 is formed by wrapping a flame-retardant glass fiber tape with the thickness of zero point zero two to zero point zero five, the covering rate of each layer is more than or equal to thirty percent, so that the cable has the advantages of incombustibility, corrosion resistance, high temperature resistance, small moisture absorption and the like, the outer wall of the second fireproof layer 4 is wrapped with the insulating layer 5, the insulating layer 5 is made of fluoroplastic insulation, the fireproof and high temperature resistance of the cable can be effectively improved, the service life of the cable can be prolonged, the outer wall of the lead group 1 is tightly filled with the third fireproof layer 6, the third fireproof layer 6 is magnesium oxide, when a fire disaster occurs, a cable short circuit point can not burn in a spreading way, an external flame can not burn the cable core, a worker can maintain the cable in time, the outer wall of the third fireproof layer 6 is wrapped with the fourth fireproof layer 7, the fifth fireproof layer 9 and the sixth fireproof layer 13 are made of mineral wool pipes, so that the cable has the advantages of light weight and high melting point, and can not burn even at high temperature, have fine fire-retardant fire prevention effect, the outer wall cladding of fourth flame retardant coating 7 has firstly separates oxygen layer 8, firstly separate oxygen layer 8 and second and separate oxygen layer 11 and be high flame retardant sleeve pipe, make it not only the oxygen index high, and have fabulous thermal-insulated and separate the oxygen nature, no halogen gas emits during the burning, the gaseous burst size of toxicity corrosivity is few, the smog concentration of production is low, have splendid fire behaviour and processing property, the outer wall cladding that first separates oxygen layer 8 has fifth flame retardant coating 9, the outer wall cladding of fifth flame retardant coating 9 has aluminium sheath shielding layer 10, the outer wall cladding of aluminium sheath shielding layer 10 has the second and separates oxygen layer 11, the outer wall cladding that second separates oxygen layer 11 has steel strip armor 12, the outer wall cladding of steel strip armor 12 has sixth flame retardant coating 13, the outer wall cladding of sixth flame retardant coating 13 has oversheath 14.
The working principle is as follows: when the flame-retardant and fireproof power cable is used, the outer wall of the copper-clad aluminum stranded conductor 2 is sequentially coated with the first fireproof layer 3, the second fireproof layer 4, the insulating layer 5, the third fireproof layer 6, the fourth fireproof layer 7, the first oxygen isolation layer 8, the fifth fireproof layer 9, the aluminum sheath shielding layer 10, the second oxygen isolation layer 11, the steel strip armoring layer 12, the sixth fireproof layer 13 and the outer sheath 14 to improve the performance of the cable, the cable has excellent thermal stability, moisture resistance, mechanical and physical properties, high flame retardance, high temperature resistance and fire resistance, long service life, high safety coefficient and good service performance, and can also guarantee normal work at high temperature under the condition of fire, the rescue time can be effectively prolonged, and the loss is reduced.
In conclusion, the flame-retardant and fireproof power cable has the advantages that the performance of the cable is improved by covering the outer wall of the copper-clad aluminum stranded conductor 2 with the fireproof layer, the insulating layer 5, the oxygen isolation layer, the aluminum sheath shielding layer 10, the steel strip armoring layer 12 and the outer sheath 14, the cable has excellent thermal stability, moisture resistance, mechanical and physical properties, high flame retardance, high temperature resistance and fire resistance, long service life, high safety coefficient and good use performance, the cable can also work normally at a high temperature under the condition of fire, the rescue time can be effectively prolonged, and the loss is reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a fire-retardant fire prevention type power cable, includes wire group (1), its characterized in that: the inner wall of the wire group (1) is provided with a copper-clad aluminum stranded conductor (2), the outer wall of the copper-clad aluminum stranded conductor (2) is wrapped with a first fireproof layer (3), the outer wall of the first fireproof layer (3) is wrapped with a second fireproof layer (4), the outer wall of the second fireproof layer (4) is wrapped with an insulating layer (5), the outer wall of the wire group (1) is tightly filled with a third fireproof layer (6), the outer wall of the third fireproof layer (6) is wrapped with a fourth fireproof layer (7), the outer wall of the fourth fireproof layer (7) is wrapped with a first oxygen-isolating layer (8), the outer wall of the first oxygen-isolating layer (8) is wrapped with a fifth fireproof layer (9), the outer wall of the fifth fireproof layer (9) is wrapped with an aluminum sheath shielding layer (10), the outer wall of the aluminum sheath shielding layer (10) is wrapped with a second oxygen-isolating layer (11), the outer wall of the second oxygen-isolating layer (11) is wrapped with a steel strip armor layer (12), the outer wall of the steel tape armor layer (12) is wrapped with a sixth fireproof layer (13), and the outer wall of the sixth fireproof layer (13) is wrapped with an outer sheath (14).
2. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the weight ratio of copper in the copper-clad aluminum stranded conductor (2) is fifteen percent.
3. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the first fireproof layer (3) is a fireproof mica tape.
4. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the second fireproof layer (4) is a flame-retardant glass fiber tape.
5. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the insulating layer (5) is fluoroplastic insulating.
6. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the third fire prevention layer (6) is magnesium oxide.
7. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the fourth fireproof layer (7), the fifth fireproof layer (9) and the sixth fireproof layer (13) are mineral wool pipes.
8. A fire-retardant and fire-proof power cable according to claim 1, characterized in that: the first oxygen-isolating layer (8) and the second oxygen-isolating layer (11) are high-flame-retardant sleeves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220409746.8U CN217181890U (en) | 2022-02-28 | 2022-02-28 | Flame-retardant fireproof power cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220409746.8U CN217181890U (en) | 2022-02-28 | 2022-02-28 | Flame-retardant fireproof power cable |
Publications (1)
Publication Number | Publication Date |
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CN217181890U true CN217181890U (en) | 2022-08-12 |
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CN202220409746.8U Expired - Fee Related CN217181890U (en) | 2022-02-28 | 2022-02-28 | Flame-retardant fireproof power cable |
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CN (1) | CN217181890U (en) |
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2022
- 2022-02-28 CN CN202220409746.8U patent/CN217181890U/en not_active Expired - Fee Related
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220812 |