CN216562526U - Flame-retardant anti-interference power cable - Google Patents
Flame-retardant anti-interference power cable Download PDFInfo
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- CN216562526U CN216562526U CN202220008638.XU CN202220008638U CN216562526U CN 216562526 U CN216562526 U CN 216562526U CN 202220008638 U CN202220008638 U CN 202220008638U CN 216562526 U CN216562526 U CN 216562526U
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Abstract
The utility model discloses a flame-retardant anti-interference power cable which comprises a base material sheath, a steel wire rope and a steel tape armoring shielding layer, wherein the outer wall of the base material sheath is provided with the steel tape armoring shielding layer, the inner wall of the steel tape armoring shielding layer is fixedly connected with the base material sheath, the outer wall of the steel tape armoring shielding layer is sleeved with a reinforced steel tape layer, the inner wall of the reinforced steel tape layer is fixedly connected with the steel tape armoring shielding layer, the outer wall of the reinforced steel tape layer is provided with a flame-retardant filling layer, the inner wall of the flame-retardant filling layer is fixedly connected with the reinforced steel tape layer, and the outer wall of the flame-retardant filling layer is sleeved with a flame-retardant polyvinyl chloride layer. The utility model not only realizes the excellent anti-interference performance of the power cable, reduces the interference of external electromagnetic signals to the cable, but also improves the stability of the power cable.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a flame-retardant anti-interference power cable.
Background
Wire products for transmitting electric energy and information and realizing electromagnetic energy conversion are collectively called as electric wires and cables, and the electric wires and cables can be divided into five categories according to different purposes: the power cable is widely applied to cable products for transmitting and distributing high-power electric energy in a trunk line of a power system, such as a crosslinked polyethylene insulated power cable and the like, the power cable products are mainly used for transmitting high-power electric energy in a power generation, distribution, transmission, transformation and supply line, the passing current is large, the voltage is high, the passing current of the power cable is large, a magnetic field can be generated around the current, and in order to not influence other elements, the electromagnetic field can be shielded in the cable by adding a shielding layer.
This type of power cable on the market is various today, can satisfy people's user demand basically, but still has certain problem, and good anti-interference ability is not convenient for generally when using to current this type of power cable, great influence the stability of signal transmission when the power cable uses, brought very big influence for electrical components's use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flame-retardant anti-interference power cable, which aims to solve the problem that the power cable provided by the background technology is inconvenient to have excellent anti-interference performance.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fire-retardant anti-interference power cable, includes base-material sheath, wire rope and steel band armor shielding layer, be equipped with the steel band armor shielding layer on the outer wall of base-material sheath, and the inner wall and the base-material sheath fixed connection of steel band armor shielding layer, the cover is equipped with the enhancement steel tape layer on the outer wall of steel band armor shielding layer, and the inner wall and the steel band armor shielding layer fixed connection of enhancement steel tape layer, install fire-retardant filling layer on the outer wall of enhancement steel tape layer, and the inner wall and the enhancement steel tape layer fixed connection of fire-retardant filling layer, the cover is equipped with fire-retardant polyvinyl chloride layer on the outer wall of fire-retardant filling layer, and the inner wall and the fire-retardant filling layer of fire-retardant polyvinyl chloride layer are connected, are equipped with wear-resisting oversheath layer on the outer wall of fire-resisting polyvinyl chloride layer, and the inner wall and the fire-retardant polyvinyl chloride layer fixed connection of wear-resisting oversheath layer.
Preferably, four groups of copper wire cores which are equidistant are arranged inside the base material sheath, and the surfaces of the copper wire cores are respectively sleeved with an insulating polyvinyl chloride sleeve.
Preferably, the outer walls of the insulating polyvinyl chloride sleeves are all sleeved with high-density polyvinyl chloride layers, and the inner walls of the high-density polyvinyl chloride layers are fixedly connected with the insulating polyvinyl chloride sleeves.
Preferably, the outer walls of the high-density polyvinyl chloride layers are all sleeved with a fluororubber insulating layer, and the inner walls of the fluororubber insulating layers are fixedly connected with the high-density polyvinyl chloride layers.
Preferably, the base material sheath is internally provided with a rubber base material filling layer, the inner wall of the rubber base material filling layer is connected with the fluororubber insulating layer, and the outer wall of the rubber base material filling layer is connected with the base material sheath.
Preferably, a steel wire rope is arranged at the center inside the base material sheath, and the outer wall of the steel wire rope is fixedly connected with the rubber base material filling layer.
Compared with the prior art, the utility model has the beneficial effects that: the power cable not only realizes excellent anti-interference performance of the power cable, reduces the interference of external electromagnetic signals to the cable, but also improves the stability of the power cable;
(1) the base material sheath and the steel tape armored shielding layer are installed together, the steel tape armored shielding layer plays a role in electromagnetic shielding, the steel tape layer is reinforced to improve the structural strength of the cable, the cable is prevented from being pulled apart when being pulled, the excellent anti-interference performance of the power cable is realized, and the interference of external electromagnetic signals on the cable is reduced;
(2) the flame-retardant filling layer and the reinforcing steel belt layer are installed together, the flame-retardant polyvinyl chloride layer and the flame-retardant filling layer are matched to play a flame-retardant role, the wear-resistant outer sheath layer and the flame-retardant polyvinyl chloride layer are installed together, and the wear-resistant outer sheath layer plays a wear-resistant protection role, so that the excellent flame-retardant performance of the power cable is realized, and the stability of the power cable is improved;
(3) through being in the same place insulating polyvinyl chloride cover and copper core installation, high density polyvinyl chloride layer is in the same place insulating polyvinyl chloride cover installation, and the inside at the base material sheath is filled to the rubber matrix filling layer, and the rubber matrix filling layer plays the effect of filling the support, and wire rope plays the enhancement of cable structure intensity, and wire rope improves the tensile strength of cable, has realized power cable structure's enhancement, has prolonged power cable's life.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic three-dimensional structure of the base material sheath of the present invention;
FIG. 3 is a schematic front view in cross section of the present invention;
FIG. 4 is a side view cross-sectional representation of the present invention.
In the figure: 1. a base material sheath; 2. a wire rope; 3. a copper wire core; 4. an insulating polyvinyl chloride sleeve; 5. a high density polyvinyl chloride layer; 6. a fluororubber insulating layer; 7. a rubber base filler layer; 8. reinforcing the steel belt layer; 9. a flame retardant polyvinyl chloride layer; 10. a wear-resistant outer jacket layer; 11. a flame retardant filler layer; 12. and a steel tape armored shielding layer.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: a flame-retardant anti-interference power cable comprises a base material sheath 1, a steel wire rope 2 and a steel strip armored shielding layer 12, wherein the outer wall of the base material sheath 1 is provided with the steel strip armored shielding layer 12, the inner wall of the steel strip armored shielding layer 12 is fixedly connected with the base material sheath 1, the outer wall of the steel strip armored shielding layer 12 is sleeved with a reinforced steel strip layer 8, the inner wall of the reinforced steel strip layer 8 is fixedly connected with the steel strip armored shielding layer 12, the outer wall of the reinforced steel strip layer 8 is provided with a flame-retardant filling layer 11, and the inner wall of the flame-retardant filling layer 11 is fixedly connected with the reinforced steel strip layer 8;
when the cable is used, the base material sheath 1 and the steel tape armored shielding layer 12 are installed together, the steel tape armored shielding layer 12 plays a role of electromagnetic shielding, electromagnetic, signal and radiation wave bands generated by current in the cable are shielded, external interference on a power line, a signal line and the cable is inhibited simultaneously, the reinforced steel tape layer 8 and the steel tape armored shielding layer 12 are installed together, the reinforced steel tape layer 8 is used for improving the structural strength of the cable and preventing the cable from being pulled apart, the excellent anti-interference performance of the power cable is realized, and the interference of external electromagnetic signals on the cable is reduced;
the outer wall of the flame-retardant filling layer 11 is sleeved with a flame-retardant polyvinyl chloride layer 9, the inner wall of the flame-retardant polyvinyl chloride layer 9 is connected with the flame-retardant filling layer 11, the outer wall of the flame-retardant polyvinyl chloride layer 9 is provided with a wear-resistant outer sheath layer 10, and the inner wall of the wear-resistant outer sheath layer 10 is fixedly connected with the flame-retardant polyvinyl chloride layer 9;
when the cable is used, the flame-retardant filling layer 11 and the reinforcing steel belt layer 8 are installed together, the flame-retardant polyvinyl chloride layer 9 and the flame-retardant filling layer 11 are matched to play a flame-retardant role so as to improve the heat-resistant temperature of the cable, the wear-resistant outer sheath layer 10 and the flame-retardant polyvinyl chloride layer 9 are installed together, the wear-resistant outer sheath layer 10 plays a wear-resistant protection role, the excellent flame-retardant performance of the power cable is realized, and the stability of the power cable is improved;
four groups of equally spaced copper wire cores 3 are arranged in the base material sheath 1, insulating polyvinyl chloride sleeves 4 are sleeved on the surfaces of the copper wire cores 3, high-density polyvinyl chloride layers 5 are sleeved on the outer walls of the insulating polyvinyl chloride sleeves 4, the inner walls of the high-density polyvinyl chloride layers 5 are fixedly connected with the insulating polyvinyl chloride sleeves 4, fluororubber insulating layers 6 are sleeved on the outer walls of the high-density polyvinyl chloride layers 5, the inner walls of the fluororubber insulating layers 6 are fixedly connected with the high-density polyvinyl chloride layers 5, a rubber base material filling layer 7 is arranged in the base material sheath 1, the inner wall of the rubber base material filling layer 7 is connected with the fluororubber insulating layer 6, the outer wall of the rubber base material filling layer 7 is connected with the base material sheath 1, a steel wire rope 2 is arranged at the center position in the base material sheath 1, and the outer walls of the steel wire ropes 2 are fixedly connected with the rubber base material filling layer 7;
during the use through being in the same place insulating polyvinyl chloride cover 4 and the installation of copper conductor core 3, high density polyvinyl chloride layer 5 is in the same place with insulating polyvinyl chloride cover 4 installation, improve the insulating properties of cable, be in the same place fluororubber insulating layer 6 and high density polyvinyl chloride layer 5 installation, rubber matrix filling layer 7 is filled in the inside of base material sheath 1, rubber matrix filling layer 7 plays the effect of filling the support, install wire rope 2 in the inside of base material sheath 1, wire rope 2 plays the enhancement of cable structure intensity, wire rope 2 improves the tensile strength of cable, the enhancement of power cable structure has been realized, power cable's life has been prolonged.
When the embodiment of the application is used: firstly, a base material sheath 1 and a steel strip armored shielding layer 12 are installed together, the steel strip armored shielding layer 12 plays a role of electromagnetic shielding, electromagnetic, signal and radiation wave bands generated by current in a cable are shielded, external interference on a power line, a signal line and the cable is simultaneously inhibited, a reinforced steel strip layer 8 and the steel strip armored shielding layer 12 are installed together, the reinforced steel strip layer 8 is used for improving the structural strength of the cable to prevent the cable from being torn off when the cable is pulled, then a flame-retardant filling layer 11 and the reinforced steel strip layer 8 are installed together, a flame-retardant polyvinyl chloride layer 9 and a flame-retardant filling layer 11 are installed together, the flame-retardant polyvinyl chloride layer 9 and the flame-retardant filling layer 11 are matched to play a role of flame retardance to improve the heat-resistant temperature of the cable, the wear-resistant outer sheath layer 10 and the flame-retardant polyvinyl chloride layer 9 are installed together, the wear-resistant outer sheath layer 10 plays a role of wear-resistant protection, and then an insulating polyvinyl chloride sheath 4 and a copper wire core 3 are installed together, high density polyvinyl chloride layer 5 is in the same place with the installation of insulating polyvinyl chloride cover 4, improve the insulating properties of cable, be in the same place fluororubber insulating layer 6 with the installation of high density polyvinyl chloride layer 5, rubber matrix filling layer 7 is filled in the inside of base material sheath 1, rubber matrix filling layer 7 plays the effect of filling the support, install wire rope 2 in the inside of base material sheath 1, wire rope 2 plays the enhancement of cable structure intensity, wire rope 2 improves the tensile strength of cable, accomplish power cable's use work.
Claims (6)
1. The utility model provides a fire-retardant anti-interference power cable, includes base material sheath (1), wire rope (2) and steel band armor shielding layer (12), its characterized in that: the outer wall of the base material sheath (1) is provided with a steel tape armored shielding layer (12), the inner wall of the steel tape armored shielding layer (12) is fixedly connected with the base material sheath (1), a reinforcing steel belt layer (8) is sleeved on the outer wall of the steel belt armored shielding layer (12), and the inner wall of the reinforced steel belt layer (8) is fixedly connected with the steel belt armored shielding layer (12), the outer wall of the reinforcing steel belt layer (8) is provided with a flame-retardant filling layer (11), and the inner wall of the flame-retardant filling layer (11) is fixedly connected with the reinforcing steel belt layer (8), the outer wall of the flame-retardant filling layer (11) is sleeved with a flame-retardant polyvinyl chloride layer (9), the inner wall of the flame-retardant polyvinyl chloride layer (9) is connected with the flame-retardant filling layer (11), the outer wall of the flame-retardant polyvinyl chloride layer (9) is provided with a wear-resistant outer sheath layer (10), and the inner wall of the wear-resistant outer sheath layer (10) is fixedly connected with the flame-retardant polyvinyl chloride layer (9).
2. The flame-retardant and interference-resistant power cable according to claim 1, wherein: the base material sheath is characterized in that four groups of copper wire cores (3) which are equidistant are arranged inside the base material sheath (1), and insulating polyvinyl chloride sleeves (4) are sleeved on the surfaces of the copper wire cores (3).
3. The flame-retardant and interference-resistant power cable according to claim 2, wherein: the outer wall of the insulating polyvinyl chloride sleeve (4) is sleeved with a high-density polyvinyl chloride layer (5), and the inner wall of the high-density polyvinyl chloride layer (5) is fixedly connected with the insulating polyvinyl chloride sleeve (4).
4. A fire retardant, interference resistant power cable according to claim 3, characterized in that: the outer wall of the high-density polyvinyl chloride layer (5) is sleeved with a fluororubber insulating layer (6), and the inner wall of the fluororubber insulating layer (6) is fixedly connected with the high-density polyvinyl chloride layer (5).
5. The flame-retardant and interference-resistant power cable according to claim 1, wherein: the inner part of the base material sheath (1) is provided with a rubber base material filling layer (7), the inner wall of the rubber base material filling layer (7) is connected with the fluororubber insulating layer (6), and the outer wall of the rubber base material filling layer (7) is connected with the base material sheath (1).
6. The flame-retardant and interference-resistant power cable according to claim 1, wherein: the steel wire rope (2) is arranged at the center inside the base material sheath (1), and the outer wall of the steel wire rope (2) is fixedly connected with the rubber base material filling layer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220008638.XU CN216562526U (en) | 2022-01-04 | 2022-01-04 | Flame-retardant anti-interference power cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220008638.XU CN216562526U (en) | 2022-01-04 | 2022-01-04 | Flame-retardant anti-interference power cable |
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| CN216562526U true CN216562526U (en) | 2022-05-17 |
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| CN202220008638.XU Active CN216562526U (en) | 2022-01-04 | 2022-01-04 | Flame-retardant anti-interference power cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118213113A (en) * | 2024-05-13 | 2024-06-18 | 济南圣通电力线缆有限公司 | Compression-resistant and wear-resistant high-voltage cable |
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2022
- 2022-01-04 CN CN202220008638.XU patent/CN216562526U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118213113A (en) * | 2024-05-13 | 2024-06-18 | 济南圣通电力线缆有限公司 | Compression-resistant and wear-resistant high-voltage cable |
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