CN210073378U - Crosslinked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable - Google Patents
Crosslinked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable Download PDFInfo
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- CN210073378U CN210073378U CN201920566654.9U CN201920566654U CN210073378U CN 210073378 U CN210073378 U CN 210073378U CN 201920566654 U CN201920566654 U CN 201920566654U CN 210073378 U CN210073378 U CN 210073378U
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Abstract
The utility model discloses a cable technical field's a crosslinked polyethylene insulation braided shield does not have steamed low cigarette flame retardant control cable, which comprises a conductor, conductor outer wall crowded package has the insulating layer, insulating layer outer wall is provided with fire-retardant winding band, fire-retardant winding band is provided with the filling layer between with the insulating layer, fire-retardant winding band outer wall parcel has the shielding layer, vertically run through in the shielding layer and be provided with ground connection copper line, shielding layer outer wall crowded package has high fire-retardant separation sleeve, high fire-retardant separation sleeve outer wall is provided with the steel band armoring layer, steel band armoring layer outer wall crowded package has the sheath, and mutual crosstalk between this control cable return circuit is little, and the interference killing feature is strong, and antenna effect is little, and radiation loss is little, simple structure, and the installation is convenient, and is more economic, and transmission signal is clear, and the distortion is little.
Description
Technical Field
The utility model relates to the technical field of cables, specifically a shield is woven to crosslinked polyethylene insulation does not have steamed low cigarette flame retarded control cable.
Background
The general control cable is only suitable for various electrical appliances, instruments and automatic detection control systems, but has limitations when being used for occasions such as electric signal control, chain circuit monitoring and protection circuits due to poor shielding performance and anti-interference performance, and therefore, the cross-linked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cross-linked polyethylene insulation is woven and is shielded halogen-free low cigarette flame retarded control cable to solve the problem that proposes 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 cross-linked polyethylene insulation braided shield does not have steamed low cigarette flame retardant control cable, includes the conductor, the crowded package of conductor outer wall has the insulating layer, insulating layer outer wall is provided with fire-retardant package band, fire-retardant package band is provided with the filling layer between band and the insulating layer, fire-retardant package band outer wall parcel has the shielding layer around, vertically run through in the shielding layer and be provided with ground connection copper line, the crowded package of shielding layer outer wall has high fire-retardant separation sleeve, high fire-retardant separation sleeve outer wall is provided with the steel band armor, the crowded package of steel band armor outer wall has the sheath.
Further, the conductors are provided with seven groups, and the conductors are copper conductors.
Furthermore, the insulating layer is a cross-linked polyethylene insulating layer, the flame-retardant wrapping tape is a glass fiber wrapping tape, and a cable filling rope is filled in the filling layer.
Further, the shielding layer is a steel wire braided shielding layer.
Further, the sheath is a halogen-free low-smoke flame-retardant polyolefin sheath.
Compared with the prior art, the beneficial effects of the utility model are that: the mutual crosstalk between the control cable loops is small, the anti-interference capability is strong, the antenna effect is small, the radiation loss is small, the structure is simple, the installation is convenient, the control cable is economic, the transmission signal is clear, the distortion is small, the structural performance of the control cable is stable, and the service life is long.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a conductor; 2. an insulating layer; 3. flame-retardant wrapping tape; 4. a filling layer; 5. a shielding layer; 6. a ground connection copper line; 7. a high flame retardant spacer sleeve; 8. a steel tape armor layer; 9. a 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.
Referring to fig. 1, the present invention provides a technical solution: a cross-linked polyethylene insulation braided shield halogen-free low-smoke flame-retardant control cable comprises conductors 1, wherein an insulation layer 2 is extruded on the outer wall of each conductor 1, a flame-retardant wrapping tape 3 wraps the outer wall of each insulation layer 2, a filling layer 4 is arranged between each flame-retardant wrapping tape 3 and each insulation layer 2, a shielding layer 5 wraps the outer wall of each flame-retardant wrapping tape 3, a grounding connecting copper wire 6 longitudinally penetrates through the shielding layer 5, a high-flame-retardant isolation sleeve 7 wraps the outer wall of each shielding layer 5, a steel strip armor layer 8 is arranged on the outer wall of each high-flame-retardant isolation sleeve 7, a sheath 9 wraps the outer wall of each steel strip armor layer 8, the conductors 1 are drawn by oxygen-free copper rods, and are softened and twisted to form the cross-wound cross-linked polyethylene insulation cable, the insulation layers 2 wrap the insulation layers 1 after being extruded, the insulation layers 2 of each group of conductors 1 are wrapped by the insulation layers 2, and then are, and it has the cable packing rope to fill between fire-retardant package band 3 and insulating layer 2, can increase the roundness of cable through the cable packing rope, after 3 parcels of fire-retardant package band are accomplished, in 3 surface cladding steel wire woven shield layers of fire-retardant package band, later through the extrusion with the high fire-retardant insulation cover crowded package at the steel wire woven shield layer outer wall, after the crowded package of high fire-retardant insulation cover is accomplished, at high fire-retardant insulation cover outer wall cladding steel band armor 8, through the extrusion with the crowded package of halogen-free low smoke flame retardant sheath at steel band armor 8 outer wall can at last, carry out the finished product inspection after the cable is made, pack and put in storage after the inspection is qualified.
As shown in fig. 1, the conductors 1 are arranged in seven groups, and the conductors 1 are copper conductors, and the purity of the copper conductors is not less than 99.97%;
as shown in fig. 1, the insulating layer 2 is a cross-linked polyethylene insulating layer, the cross-linked polyethylene insulating layer can isolate current and prevent current from leaking, the flame-retardant wrapping tape 3 is a glass fiber wrapping tape, the glass fiber wrapping tape can ensure the tightness of the cable, the glass fiber has a flame-retardant effect and improves the flame-retardant performance of the cable, and the filling layer 4 is filled with a cable filling rope;
as shown in fig. 1, the shielding layer 5 is a steel wire braided shielding layer, which can homogenize an electric field and improve the anti-interference capability;
as shown in fig. 1, the sheath 9 is a halogen-free low-smoke flame-retardant polyolefin sheath, which has good flame-retardant and corrosion-resistant properties and can prolong the service life of the cable.
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 cross-linked polyethylene insulation is woven and is shielded halogen-free low cigarette flame retardant control cable, includes conductor (1), its characterized in that: conductor (1) outer wall crowded package has insulating layer (2), insulating layer (2) outer wall cladding has fire-retardant package around band (3), fire-retardant package is provided with filling layer (4) between band (3) and insulating layer (2), fire-retardant package has shielding layer (5) around band (3) outer wall parcel, vertically run through in shielding layer (5) and be provided with ground connection copper line (6), shielding layer (5) outer wall crowded package has high fire-retardant insulation cover (7), high fire-retardant insulation cover (7) outer wall is provided with steel band armor (8), steel band armor (8) outer wall crowded package has sheath (9).
2. The cross-linked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable according to claim 1, characterized in that: the conductor (1) is provided with seven groups, and the conductor (1) is a copper conductor.
3. The cross-linked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable according to claim 1, characterized in that: the insulating layer (2) is a cross-linked polyethylene insulating layer, the flame-retardant wrapping tape (3) is a glass fiber wrapping tape, and the filling layer (4) is filled with cable filling ropes.
4. The cross-linked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable according to claim 1, characterized in that: the shielding layer (5) is a steel wire braided shielding layer.
5. The cross-linked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable according to claim 1, characterized in that: the sheath (9) is a halogen-free low-smoke flame-retardant polyolefin sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920566654.9U CN210073378U (en) | 2019-04-24 | 2019-04-24 | Crosslinked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920566654.9U CN210073378U (en) | 2019-04-24 | 2019-04-24 | Crosslinked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable |
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| Publication Number | Publication Date |
|---|---|
| CN210073378U true CN210073378U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920566654.9U Active CN210073378U (en) | 2019-04-24 | 2019-04-24 | Crosslinked polyethylene insulation braided shielding halogen-free low-smoke flame-retardant control cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764131A (en) * | 2021-09-15 | 2021-12-07 | 安徽国信电缆科技股份有限公司 | Cross-linked polyethylene insulation low-smoke halogen-free flame-retardant control cable |
| CN117912754A (en) * | 2023-12-29 | 2024-04-19 | 浙江精弘线缆股份有限公司 | A highly flame-retardant shielded cable and its manufacturing process |
| WO2024244582A1 (en) * | 2023-05-30 | 2024-12-05 | 安徽国电电缆股份有限公司 | Second-generation b1-grade medium-high voltage cable for urban public utilities and manufacturing method therefor |
-
2019
- 2019-04-24 CN CN201920566654.9U patent/CN210073378U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764131A (en) * | 2021-09-15 | 2021-12-07 | 安徽国信电缆科技股份有限公司 | Cross-linked polyethylene insulation low-smoke halogen-free flame-retardant control cable |
| WO2024244582A1 (en) * | 2023-05-30 | 2024-12-05 | 安徽国电电缆股份有限公司 | Second-generation b1-grade medium-high voltage cable for urban public utilities and manufacturing method therefor |
| CN117912754A (en) * | 2023-12-29 | 2024-04-19 | 浙江精弘线缆股份有限公司 | A highly flame-retardant shielded cable and its manufacturing process |
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