CN213277568U - Low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable - Google Patents
Low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable Download PDFInfo
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- CN213277568U CN213277568U CN202022606623.7U CN202022606623U CN213277568U CN 213277568 U CN213277568 U CN 213277568U CN 202022606623 U CN202022606623 U CN 202022606623U CN 213277568 U CN213277568 U CN 213277568U
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Abstract
The utility model discloses a compound low pressure marine cable of fire-retardant optic fibre of low smoke and zero halogen, the cable comprises a cable core, the surface cladding of cable core is connected with the crosslinked polyethylene insulating layer, the surface cladding of crosslinked polyethylene insulating layer is connected with fire-retardant layer, fire-retardant asbestos layer fixedly connected with outer jacket is passed through on the surface of fire-retardant layer, the fixed surface on fire-retardant layer is connected with the EPT rubber layer. The utility model discloses a fixed surface on fire-retardant layer is connected with the EPT rubber layer, the fixed surface on EPT rubber layer is connected with the organosilicon rubber layer, the fixed surface on organosilicon rubber layer is connected with the damping rubber layer, high-efficient fire-retardant effect has been played, can effectually prevent to cause because of the high temperature that causes when electric power transmission catches fire, cable life has been improved, it has relatively poor to have the fire behaviour to solve current cable, thereby can not effectually cause the cable overheated to electric power transmission, cable life's problem has been reduced.
Description
Technical Field
The utility model relates to the field of electric power technology, specifically be a compound low pressure marine cable of fire-retardant optic fibre of low smoke and zero halogen.
Background
The invention discloses a low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable, which is characterized in that electric power is electric energy as power energy, the invention and application of the electric power open the second industrialized climax and become one of three scientific and technological revolution which occur in the world since the 18 th century of human history, and a cable is required to be used when the electric power is used on a ship, but the existing cable has poor flame retardant property, so that the cable cannot be overheated due to electric power transmission effectively, the service life of the cable is shortened, and therefore the low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound low pressure marine cable of fire-retardant optic fibre of low smoke and zero halogen possesses the advantage that fire behaviour is high, has solved current cable and has had flame retardant efficiency relatively poor to thereby can not effectually cause the cable overheated to power transmission, reduced cable life's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound low pressure marine cable of fire-retardant optic fibre of low smoke and zero halogen, includes the cable core, the surface cladding of cable core is connected with the crosslinked polyethylene insulating layer, the surface cladding of crosslinked polyethylene insulating layer is connected with fire-retardant layer, the surface on fire-retardant layer is through fire-retardant asbestos layer fixedly connected with outer jacket, the fixed surface on fire-retardant layer is connected with the EPT rubber layer, the fixed surface on EPT rubber layer is connected with the organosilicon rubber layer, the fixed surface on organosilicon rubber layer is connected with damping rubber layer.
Preferably, the cable core is composed of a plurality of strands of conductive cores, and each strand of conductive core is interwoven.
Preferably, the outer surface of the outer protective layer is connected with a butadiene-acrylonitrile rubber layer in a covering mode, the surface of the butadiene-acrylonitrile rubber layer is connected with a ceramic rubber layer in a covering mode, and the surface of the ceramic rubber layer is connected with a chloroprene rubber layer in a covering mode.
Preferably, the thickness of the nitrile rubber layer and the ceramic rubber layer is 0.026cm-0.032cm, and the thickness of the chloroprene rubber layer is 0.024cm-0.036 cm.
Preferably, the thicknesses of the ethylene propylene diene monomer rubber layer and the silicone rubber layer are 0.11cm-0.17cm, and the thickness of the damping rubber layer is 0.12cm-0.18 cm.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a fixed surface on fire-retardant layer is connected with the EPT rubber layer, the fixed surface on EPT rubber layer is connected with the organosilicon rubber layer, the fixed surface on organosilicon rubber layer is connected with the damping rubber layer, high-efficient fire-retardant effect has been played, can effectually prevent to cause because of the high temperature that causes when electric power transmission catches fire, cable life has been improved, it has relatively poor to have the fire behaviour to solve current cable, thereby can not effectually cause the cable overheated to electric power transmission, cable life's problem has been reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the ceramic rubber layer of the present invention;
fig. 3 is a schematic structural diagram of the damping rubber layer of the present invention.
In the figure: 1. a cable core; 2. a crosslinked polyethylene insulating layer; 3. a flame retardant layer; 4. a flame retardant asbestos layer; 5. an outer jacket; 6. a layer of nitrile rubber; 7. a ceramic rubber layer; 8. a chloroprene rubber layer; 9. an ethylene propylene diene monomer layer; 10. a silicone rubber layer; 11. a damping rubber layer.
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 work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses a cable core 1, crosslinked polyethylene insulating layer 2, fire-retardant layer 3, fire-retardant asbestos layer 4, outer jacket 5, nitrile rubber layer 6, ceramic rubber layer 7, chloroprene rubber layer 8, ethylene propylene diene monomer rubber layer 9, organic silicon rubber layer 10 and damping rubber layer 11 part are the parts that general standard component or technical personnel in the field know, and the standard component that uses in this application file all can purchase from market, and can all customize according to the record of description and attached drawing, its structure and principle all are that this technical personnel all can learn or learn through conventional experimental approach through the technical manual.
Referring to fig. 1-3, a low smoke zero halogen flame retardant optical fiber composite low voltage marine cable comprises a cable core 1, a crosslinked polyethylene insulating layer 2 is coated and connected on the outer surface of the cable core 1, a flame retardant layer 3 is coated and connected on the outer surface of the crosslinked polyethylene insulating layer 2, an outer protective layer 5 is fixedly connected on the surface of the flame retardant layer 3 through a flame retardant asbestos layer 4, an ethylene propylene diene monomer layer 9 is fixedly connected on the surface of the flame retardant layer 3, an organic silicon rubber layer 10 is fixedly connected on the surface of the ethylene propylene diene monomer layer 9, a damping rubber layer 11 is fixedly connected on the surface of the organic silicon rubber layer 10, so that an efficient flame retardant effect is achieved, ignition caused by high temperature during power transmission can be effectively prevented, the service life of the cable is prolonged, the cable core 1 is composed of a plurality of conductive cores, each conductive core is interlaced, a, the surface of the nitrile rubber layer 6 is connected with a ceramic rubber layer 7 in a wrapping mode, the surface of the ceramic rubber layer 7 is connected with a chloroprene rubber layer 8 in a wrapping mode, the thicknesses of the nitrile rubber layer 6 and the ceramic rubber layer 7 are 0.026cm-0.032cm, the thickness of the chloroprene rubber layer 8 is 0.024cm-0.036cm, the thicknesses of the ethylene propylene diene monomer rubber layer 9 and the organic silicon rubber layer 10 are 0.11cm-0.17cm, and the thickness of the damping rubber layer 11 is 0.12cm-0.18 cm.
During the use, through the fixed surface of fire-retardant layer 3 be connected with EPDM rubber layer 9, EPDM rubber layer 9's fixed surface is connected with organosilicon rubber layer 10, organosilicon rubber layer 10's fixed surface is connected with damping rubber layer 11, has played high-efficient fire-retardant effect, can effectually prevent to cause to catch fire because of the high temperature that causes during power transmission, has improved cable life, and it is relatively poor to have solved current cable existence fire behaviour to thereby can not effectually cause the cable overheated to power transmission, thereby reduced cable life's problem.
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 (5)
1. The utility model provides a compound low pressure marine cable of fire-retardant optic fibre of low smoke and zero halogen, includes cable core (1), its characterized in that: the cable comprises a cable core (1), and is characterized in that a cross-linked polyethylene insulating layer (2) is connected to the outer surface of the cable core (1) in a wrapping manner, a flame-retardant layer (3) is connected to the outer surface of the cross-linked polyethylene insulating layer (2) in a wrapping manner, an outer protective layer (5) is fixedly connected to the surface of the flame-retardant layer (3) through a flame-retardant asbestos layer (4), an ethylene propylene diene monomer layer (9) is fixedly connected to the surface of the flame-retardant layer (3), an organic silicon rubber layer (10) is fixedly connected to the surface of the ethylene propylene diene monomer layer (9), and a damping rubber.
2. The low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable according to claim 1, characterized in that: the cable core (1) is composed of a plurality of strands of conductive cores, and each strand of conductive core is woven in a staggered mode.
3. The low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable according to claim 1, characterized in that: the outer surface of the outer protective layer (5) is connected with a butadiene acrylonitrile rubber layer (6) in a covering mode, the surface of the butadiene acrylonitrile rubber layer (6) is connected with a ceramic rubber layer (7) in a covering mode, and the surface of the ceramic rubber layer (7) is connected with a chloroprene rubber layer (8) in a covering mode.
4. The low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable according to claim 3, characterized in that: the thickness of the nitrile rubber layer (6) and the ceramic rubber layer (7) is 0.026cm-0.032cm, and the thickness of the chloroprene rubber layer (8) is 0.024cm-0.036 cm.
5. The low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable according to claim 1, characterized in that: the thicknesses of the ethylene propylene diene monomer rubber layer (9) and the organic silicon rubber layer (10) are 0.11cm-0.17cm, and the thickness of the damping rubber layer (11) is 0.12cm-0.18 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022606623.7U CN213277568U (en) | 2020-11-12 | 2020-11-12 | Low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022606623.7U CN213277568U (en) | 2020-11-12 | 2020-11-12 | Low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable |
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| CN213277568U true CN213277568U (en) | 2021-05-25 |
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| CN202022606623.7U Active CN213277568U (en) | 2020-11-12 | 2020-11-12 | Low-smoke halogen-free flame-retardant optical fiber composite low-voltage marine cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571249A (en) * | 2021-06-24 | 2021-10-29 | 重庆以勒电缆有限公司 | High-temperature-resistant flame-retardant fireproof polymer insulated computer cable and processing method |
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2020
- 2020-11-12 CN CN202022606623.7U patent/CN213277568U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571249A (en) * | 2021-06-24 | 2021-10-29 | 重庆以勒电缆有限公司 | High-temperature-resistant flame-retardant fireproof polymer insulated computer cable and processing method |
| CN113571249B (en) * | 2021-06-24 | 2022-10-14 | 重庆以勒电缆有限公司 | High-temperature-resistant flame-retardant fireproof polymer insulated computer cable and processing method |
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