CN210984379U - Marine network communication high strength flame retarded cable - Google Patents
Marine network communication high strength flame retarded cable Download PDFInfo
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- CN210984379U CN210984379U CN201922492121.3U CN201922492121U CN210984379U CN 210984379 U CN210984379 U CN 210984379U CN 201922492121 U CN201922492121 U CN 201922492121U CN 210984379 U CN210984379 U CN 210984379U
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Abstract
The utility model discloses a marine network communication high strength flame retarded cable, including signal cable conductor and crowded package signal cable insulating layer outside the signal cable conductor, signal cable conductor and signal cable insulating layer constitute the insulation cable core, the insulation cable core is the multicore structure, per two core pair twists is a pair ofly, still be equipped with the band outside the signal cable insulating layer, adopt the PET area to tie up four cable cores to the pair twist, the outer winding of band has the drainage wire, the drainage wire has the shielding layer outward around the package, the crowded package of shielding layer has the digital signal cable oversheath, the digital signal cable oversheath sets up steel wire armor additional strengthening unit outward, steel wire armor additional strengthening unit is crowded package oversheath outward. The signal cable conductor is designed in the cable, and other cable cores are prevented from interfering with each other in a shielding mode, so that digital signal transmission is ensured; a steel wire armored structure is designed in the cable core, so that the strong tensile property of the product is ensured; the cable core ensures flexible design, so that the product has good bending property.
Description
Technical Field
The utility model relates to a wire and cable, concretely relates to marine network communication high strength flame retarded cable.
Background
In more than ten years, the development of marine cables is extremely rapid, and the development is towards the direction of computerization, networking, intellectualization and multi-functionalization.
The traditional marine cable is generally simple in structure products such as a wire core, a PVC (polyvinyl chloride) insulation layer and a PVC sheath, along with the high-speed development of the field communication, the performance of the traditional cable cannot meet the existing requirements, power transmission and digital signals are required to be combined, and a modern ship needs a digital signal cable with high tensile resistance.
In the marine line laying construction, the surrounding environment is moist, the communication is inconvenient, the signal transmission is easy to be blocked, and in order to ensure that the ship network communication is normal, a cable which is resistant to severe environment and is resistant to bending needs to be provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a soft, tensile marine network communication high strength flame retarded cable.
The utility model provides a following technical scheme:
marine network communication high strength flame retarded cable, including signal cable conductor and crowded package at signal cable insulating layer outside the conductor, signal cable conductor and signal cable insulating layer constitute the insulation cable core, and the insulation cable core is the multicore structure, and per two cores are a pair of to twisting, still be equipped with the band outside the signal cable insulating layer, adopt the tight cable core of pair twisting of PET banding, the winding has the drainage wire outside the band, the drainage wire is wrapped outward and is set up the shielding layer, the crowded package has the digital signal cable oversheath outside the shielding layer, set up steel wire armor reinforcing element outside the digital signal cable oversheath, steel wire armor reinforcing element extrudes the package oversheath 9 outward.
In the technical scheme, a belting layer is additionally arranged between the steel wire armor reinforcing unit and the outer sheath.
In the above technical scheme, the signal cable conductor 1 is a soft copper wire.
In the technical scheme, the signal cable insulating layer is extruded by a polyethylene insulating material, the nominal thickness is 0.20mm, and the concentricity is not less than 80%.
In the technical scheme, the drainage wire is made of 0.51mm soft copper wire.
In the technical scheme, the shielding layer is a layer of aluminum-plastic composite belt wrapped outside the drainage wire.
In the above technical scheme, the outer sheath of the digital signal cable is made of polyvinyl chloride soft sheath material.
In the technical scheme, the outer sheath is made of flame-retardant polyvinyl chloride soft sheath materials, the nominal thickness is 1.5mm, and the thinnest point is not less than 1.20 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the signal cable conductor is designed in the cable, and other cable cores are prevented from interfering with each other in a shielding mode, so that digital signal transmission is ensured; a steel wire armored structure is designed in the cable core, so that the strong tensile property of the product is ensured; the cable core ensures flexible design, so that the product has good bending property. Through performance index tests, the cable is a network communication high-strength flame-retardant cable with the characteristics of softness, wear resistance, flame retardance, tensile strength, ultraviolet resistance, moisture resistance, seawater resistance and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the cable comprises a signal cable conductor, 2, a signal cable insulating layer, 3, a wrapping tape, 4, a drainage wire, 5, a shielding layer, 6, a digital signal cable outer sheath, 7, a steel wire armor reinforcing unit, 8, a wrapping tape layer, 9 and 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 work belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses a marine network communication high strength flame retarded cable, including signal cable conductor 1 and crowded package signal cable insulating layer 2 outside signal cable conductor 1, signal cable conductor 1 and signal cable insulating layer 2 constitute the insulation cable core, the insulation cable core is the multicore structure, per two core pair twists is a pair of, this side is provided with four pairs, signal cable insulating layer 2 still is equipped with band 3 outward, adopt the cable core of four pairs of pair twists of PET banding, the outer winding of band 3 has drainage wire 4, drainage wire 4 is wrapped outward and is provided with shielding layer 5, shielding layer 5 is crowded package outward has digital signal cable oversheath 6, digital signal cable oversheath 6 sets up steel wire armor reinforced unit 7 outward, steel wire armor reinforced unit 7 is crowded package oversheath 9 outward.
A wrapping tape layer 8 is additionally arranged between the steel wire armored reinforcing unit 7 and the outer sheath 9.
The signal cable conductor 1 is a soft copper wire with the wire diameter of 0.51 mm.
The signal cable insulating layer 2 is extruded by polyethylene insulating materials, the nominal thickness is 0.20mm, and the concentricity is not less than 80%.
The drainage wire 4 adopts 0.51mm soft copper wire, has guaranteed the continuity of shielding layer 5.
The shielding layer 5 is a layer of aluminum-plastic composite belt wrapped outside the drainage wire 4, and the aluminum layer is in close contact with the drainage wire, so that the anti-interference capability of the digital signal cable is ensured.
The digital signal cable outer sheath 6 is made of polyvinyl chloride soft sheath materials, and the independent operation function of the digital signal cable is guaranteed.
The steel wire armouring reinforcing unit 7 adopts phi 0.20 galvanized low-carbon steel wire armouring to ensure the high tensile strength of the product.
The outer sheath 9 is made of flame-retardant polyvinyl chloride soft sheath material, the nominal thickness is 1.5mm, and the thinnest point is not less than 1.20 mm.
The utility model discloses a marine network communication high strength flame retarded cable detects under the low temperature environment, and the cable is below-60 ℃, and the oversheath does not ftracture, and signal transmission is normal, does not have short circuit breakdown phenomenon. The cable has the characteristics of excellent function and low price compared with other cables when used in the same environment.
The main performance indexes of the product are as follows:
1. the main performance indexes of the digital cable are as follows:
2. tensile resistance: not less than 1103 kN.
The signal cable conductor is designed in the cable, and other cable cores are prevented from interfering with each other in a shielding mode, so that digital signal transmission is ensured; a steel wire armored structure is designed in the cable core, so that the strong tensile property of the product is ensured; the cable core ensures flexible design, so that the product has good bending property. The rated service temperature of the cable is-25 to +70 ℃; the bending radius of the finished cable is not more than 10D (D-cable outer diameter).
The cable is a high-strength flame-retardant cable for network communication, which has the characteristics of softness, wear resistance, flame retardance, tensile strength, ultraviolet resistance, moisture resistance, seawater resistance and the like.
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 marine network communication high strength flame retarded cable which characterized in that: including signal cable conductor (1) and crowded package at signal cable insulating layer (2) outside conductor (1), signal cable conductor (1) and signal cable insulating layer (2) constitute the insulation cable core, and the insulation cable core is the multicore structure, and every two cores are twisted in pairs to be a pair, signal cable insulating layer (2) still are equipped with band (3) outward, adopt the PET banding to tighten the cable core of twisting, the outer winding of band (3) has drainage wire (4), drainage wire (4) are wrapped outward and are set up shielding layer (5), shielding layer (5) are crowded package outward has digital signal cable oversheath (6), digital signal cable oversheath (6) are equipped with steel wire armor and strengthen unit (7) outward, steel wire armor strengthen unit (7) are crowded package oversheath (9) outward.
2. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: a wrapping tape layer (8) is additionally arranged between the steel wire armored reinforcing unit (7) and the outer sheath (9).
3. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: the signal cable conductor (1) is a soft copper wire.
4. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: the signal cable insulating layer (2) is extruded by a polyethylene insulating material, the nominal thickness is 0.20mm, and the concentricity is not less than 80%.
5. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: the drainage wire (4) is made of 0.51mm soft copper wire.
6. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: the shielding layer (5) is a layer of aluminum-plastic composite belt wrapped outside the drainage wire (4).
7. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: the digital signal cable outer sheath (6) is made of polyvinyl chloride soft sheath material.
8. The high-strength flame-retardant cable for the network communication of the ship according to claim 1, wherein: the outer sheath (9) is made of flame-retardant polyvinyl chloride soft sheath material, the nominal thickness is 1.5mm, and the thinnest point is not less than 1.20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922492121.3U CN210984379U (en) | 2019-12-31 | 2019-12-31 | Marine network communication high strength flame retarded cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922492121.3U CN210984379U (en) | 2019-12-31 | 2019-12-31 | Marine network communication high strength flame retarded cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210984379U true CN210984379U (en) | 2020-07-10 |
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ID=71424600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922492121.3U Active CN210984379U (en) | 2019-12-31 | 2019-12-31 | Marine network communication high strength flame retarded cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210984379U (en) |
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2019
- 2019-12-31 CN CN201922492121.3U patent/CN210984379U/en active Active
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