CN211150133U - Novel ultra-temperature fireproof cable - Google Patents
Novel ultra-temperature fireproof cable Download PDFInfo
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- CN211150133U CN211150133U CN201921830623.6U CN201921830623U CN211150133U CN 211150133 U CN211150133 U CN 211150133U CN 201921830623 U CN201921830623 U CN 201921830623U CN 211150133 U CN211150133 U CN 211150133U
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Abstract
The utility model relates to the technical field of cables, specificly disclose a novel ultra-temperature fireproof cable, including conductor, supporting layer, aramid fiber layer and organosilicon high temperature resistant paint layer, the conductor is provided with a plurality of roots and buries underground in the inside of insulating filling layer. The outside of insulating filling layer has set gradually glass fiber layer, supporting layer, aramid fiber layer and organosilicon high temperature resistant lacquer layer from inside to outside, and the supporting layer includes polytetrafluoroethylene and steel wire, and the steel wire spiral buries in polytetrafluoroethylene's inside. The aramid fiber layer and the organic silicon high-temperature-resistant paint layer have good flame retardant property, the glass fiber layer has good heat-insulating property, the supporting layer has good supporting effect, and the toughness and the deformation resistance of the cable are improved. The utility model discloses the advantage: simple structure, extremely strong fire-proof capability, good high temperature resistance, good flexibility and convenient implementation and popularization.
Description
Technical Field
The utility model relates to the technical field of cables, specifically a novel ultra-temperature fireproof cable.
Background
The high-temperature-resistant cable can normally and stably work at rated high temperature, the power transmission or signal transmission performance is not affected, and the cable has long service life. The high-temperature-resistant cable is suitable for industrial and mining enterprises such as petroleum, chemical engineering, power generation, metallurgy, steel and the like, and is particularly suitable for control of fire-proof alarm devices, automatic fire-fighting equipment and other emergency equipment and power transmission lines. The high-temperature-resistant cables in the current market mainly comprise fluoroplastic high-temperature-resistant cables, silicone rubber high-temperature-resistant cables and special engineering plastic high-temperature-resistant cables (polyimide or polyether ether ketone and the like).
Chinese patent (publication No. CN 205900165U, published Japanese 2017.01.18) discloses a novel high-temperature fireproof cable for a nuclear power station, which comprises a sheath outside a cable core and an inner sheath, wherein the inner sheath is sleeved on the cable core and positioned between the cable core and the outer sheath, part of the outer surface of the inner sheath is in contact with the inner surface of the outer sheath, and a heat insulation space is formed between the inner sheath and the outer sheath. The cable has good fireproof performance, water resistance and mechanical performance. However, the cable has limited fireproof performance and poor flexibility, and is not beneficial to popularization and implementation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel ultra-temperature fireproof cable to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a novel ultra-temperature fireproof cable, includes conductor, supporting layer, aramid fiber layer and organosilicon high temperature resistant lacquer layer, and the conductor is provided with a plurality of roots and buries underground in the inside of insulating filling layer, and insulating filling layer separates the conductor and is in respective insulating environment. The glass fiber layer, the supporting layer, the aramid fiber layer and the organic silicon high-temperature-resistant paint layer are sequentially arranged outside the insulating filling layer from inside to outside. The organic silicon high-temperature-resistant paint layer can be subjected to high-temperature oxidation and corrosion of other media, has good electrical insulation property, excellent high-temperature resistance, excellent water resistance, excellent oil resistance, excellent chemical resistance and the like, and has good protection effect on cables. The aramid fiber layer has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, insulation, ageing resistance, long life cycle and the like, and also has a good flame retardant effect, so that the fireproof performance of the cable is improved. The glass fiber layer is provided with good heat insulation performance, and the conductor is prevented from being damaged due to high temperature. The supporting layer comprises polytetrafluoroethylene and steel wires, the steel wires are spirally embedded in the polytetrafluoroethylene, and the polytetrafluoroethylene has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electrical insulation property and good ageing resistance. The steel wire is buried in the polytetrafluoroethylene to have a supporting function, so that the toughness and the deformation resistance of the cable are improved.
As a further aspect of the present invention: the insulating filling layer is made of silicon rubber materials and is crosslinked in an irradiation mode, so that the flame retardant property of the cable is guaranteed, and the irradiation resistance of the cable is enhanced.
As a further aspect of the present invention: the conductor includes a wire core, a shielding layer, and a phlogopite tape layer.
As a further aspect of the present invention: the phlogopite belt layer is formed by bonding natural phlogopite paper and single-layer alkali-free glass fiber cloth through organic silicon glue, and has good pressure resistance, high bending strength, acid and alkali resistance, radiation resistance, no toxicity and good flexibility.
As a further aspect of the present invention: the shielding layer is made of semi-conductive plastic, and the initial discharge voltage of the cable can be improved and the external interference can be avoided through the arrangement of the shielding layer.
As a further aspect of the present invention: and a leakage line and a mark belt are arranged in the insulating filling layer, are respectively positioned on two sides of the conductor and extend along the longitudinal direction of the cable. The arrangement of the insulating filling layer improves the safety of the cable. The mark belt is used for marking the specification and the model of the cable, and is convenient for the cable to use.
Compared with the prior art, the beneficial effects of the utility model are that: the organic silicon high-temperature-resistant paint layer has good electrical insulation property, excellent high-temperature resistance, excellent water resistance, excellent oil resistance, excellent chemical resistance and the like, and has good protection effect on cables. The aramid fiber layer has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, insulation, ageing resistance, long life cycle and the like, and also has a good flame retardant effect, so that the fireproof performance of the cable is improved. The supporting layer has good supporting effect, and the toughness and the deformation resistance of the cable are improved. The glass fiber layer and the insulating filling layer have efficient heat insulation capacity, and the wire core is prevented from being affected by heat. The phlogopite strip layer has good flexibility, and the flexibility of the cable is improved. Through the setting of shielding layer, can improve the cable initial discharge voltage, avoid external interference. The utility model discloses the advantage: simple structure, extremely strong fire-proof capability, good high temperature resistance, good flexibility and convenient implementation and popularization.
Drawings
Fig. 1 is a schematic structural diagram of a novel ultra-high temperature fireproof cable.
Fig. 2 is a schematic structural diagram of a support layer in a novel ultra-high temperature fireproof cable.
Fig. 3 is a schematic structural diagram of a conductor in a novel ultra-high temperature fireproof cable.
In the figure, an organic silicon high-temperature-resistant paint layer 1, an aramid fiber layer 2, a supporting layer 3, a glass fiber layer 4, a leakage line 5, a conductor 6, a marking tape 7, an insulating filling layer 8, polytetrafluoroethylene 9, a steel wire 10, a wire core 11, a shielding layer 12 and a phlogopite tape layer 13.
Detailed Description
In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, a novel ultra-high temperature fireproof cable includes a conductor 6, a supporting layer 3, an aramid fiber layer 2 and an organic silicon high temperature resistant paint layer 1, the conductor 6 is provided with a plurality of conductors and is embedded inside an insulating filling layer 8, and the insulating filling layer 8 separates the conductors 6 and is in respective insulating environment. The glass fiber layer 4, the supporting layer 3, the aramid fiber layer 2 and the organic silicon high-temperature-resistant paint layer 1 are sequentially arranged outside the insulating filling layer 8 from inside to outside. The organic silicon high-temperature-resistant paint layer 1 can be subjected to high-temperature oxidation and corrosion of other media, has good electrical insulation property, excellent high-temperature resistance, excellent water resistance, excellent oil resistance, excellent chemical resistance and the like, and has good protection effect on cables. The aramid fiber layer 2 has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, insulation, ageing resistance, long life cycle and the like, and has a good flame retardant effect, so that the fireproof performance of the cable is improved. The supporting layer 3 comprises polytetrafluoroethylene 9 and steel wires 10, the steel wires 10 are spirally embedded in the polytetrafluoroethylene 9, and the polytetrafluoroethylene 9 has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electric insulation property and good ageing resistance. The steel wire 10 is buried in the polytetrafluoroethylene 9 to have a supporting function, so that the toughness and the deformation resistance of the cable are improved. The glass fiber layer 4 is provided with good heat insulation performance, and the conductor 6 is prevented from being damaged due to high temperature. The insulating filling layer 8 is made of silicon rubber materials, and the insulating filling layer 8 is crosslinked in an irradiation mode, so that the flame retardant property of the cable is guaranteed, and the irradiation resistance of the cable is enhanced.
The conductor 6 comprises a conductor core 11, a shielding layer 12 and a phlogopite belt layer 13, wherein the phlogopite belt layer 13 is formed by bonding natural phlogopite paper and single-layer alkali-free glass fiber cloth through organic silicon adhesives, and has good pressure resistance, high bending strength, acid and alkali resistance, radiation resistance, no toxicity and good flexibility. The shielding layer 12 is made of semi-conductive plastic, and the initial discharge voltage of the cable can be improved and external interference can be avoided through the arrangement of the shielding layer 12.
The utility model discloses a theory of operation is: the organic silicon high-temperature-resistant paint layer 1 can be subjected to high-temperature oxidation and corrosion of other media, has good electrical insulation property, excellent high-temperature resistance, excellent water resistance, excellent oil resistance, excellent chemical resistance and the like, and has good protection effect on cables. The aramid fiber layer 2 has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, insulation, ageing resistance, long life cycle and the like, and has a good flame retardant effect, so that the fireproof performance of the cable is improved. The supporting layer 3 has good supporting effect, and the toughness and the deformation resistance of the cable are improved. The glass fiber layer 4 and the insulating filling layer 8 have high-efficiency heat insulation capacity, and the wire core 11 is prevented from being influenced by heat. The phlogopite tape layer 13 has good flexibility, and the flexibility of the cable is improved.
Example 2
On the basis of the embodiment 1, the leakage line 5 and the mark tape 7 are arranged inside the insulating filling layer 8, and the leakage line 5 and the mark tape 7 are respectively positioned on two sides of the conductor 6 and extend along the longitudinal direction of the cable. The arrangement of the insulating filling layer 8 improves the safety of the cable. The marking tape 7 is used for marking the specification and model of the cable, and is convenient for the cable to use.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a novel ultra-temperature fireproof cable, including conductor (6), supporting layer (3), aramid fiber layer (2) and organosilicon high temperature resistant paint layer (1), conductor (6) are provided with a plurality of and bury underground in the inside of insulating filling layer (8), a serial communication port, the outside of insulating filling layer (8) has set gradually glass fiber layer (4) from inside to outside, supporting layer (3), aramid fiber layer (2) and organosilicon high temperature resistant paint layer (1), supporting layer (3) include polytetrafluoroethylene (9) and steel wire (10), steel wire (10) spiral buries in the inside of polytetrafluoroethylene (9).
2. A novel ultra-high temperature fireproof cable according to claim 1, wherein the insulating filling layer (8) is made of silicone rubber material, and the insulating filling layer (8) is cross-linked by irradiation.
3. A new ultra-high temperature fireproof cable according to claim 1 or 2, wherein the conductor (6) comprises a conductor core (11), a shielding layer (12) and a phlogopite tape layer (13).
4. A novel ultra-high temperature fireproof cable according to claim 3, wherein the phlogopite tape layer (13) is formed by bonding natural phlogopite paper and single-layer alkali-free fiberglass cloth through silicone adhesive.
5. A novel ultra-high temperature fireproof cable according to claim 4, wherein the shielding layer (12) is made of semi-conductive plastic.
6. A novel ultra-high temperature fireproof cable according to claim 5, wherein the insulation filling layer (8) is internally provided with a leakage line (5) and a mark tape (7), and the leakage line (5) and the mark tape (7) are respectively positioned on two sides of the conductor (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921830623.6U CN211150133U (en) | 2019-10-29 | 2019-10-29 | Novel ultra-temperature fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921830623.6U CN211150133U (en) | 2019-10-29 | 2019-10-29 | Novel ultra-temperature fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211150133U true CN211150133U (en) | 2020-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921830623.6U Active CN211150133U (en) | 2019-10-29 | 2019-10-29 | Novel ultra-temperature fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211150133U (en) |
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2019
- 2019-10-29 CN CN201921830623.6U patent/CN211150133U/en active Active
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 No.4, Baihua Avenue, Baihua community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Guangdong Golden Cable Group Co.,Ltd. Address before: 518000 No.4, Baihua Avenue, Baihua community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee before: GUANGDONG JINPAI CABLE Co.,Ltd. |