CN211265097U - Cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable - Google Patents
Cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable Download PDFInfo
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- CN211265097U CN211265097U CN201921990178.XU CN201921990178U CN211265097U CN 211265097 U CN211265097 U CN 211265097U CN 201921990178 U CN201921990178 U CN 201921990178U CN 211265097 U CN211265097 U CN 211265097U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model discloses a belong to the technical field of the cable, specifically be a cross-linked polyethylene insulation low smoke and zero halogen sheath shielding type power cable, it includes: protective layer, waterproof layer, insulating layer, fire-retardant layer, first shielding layer, shielding filler, second shielding layer, support frame and elastic filler, the protective layer is hollow cylindrical structure, the inside fixed mounting of protective layer the waterproof layer, the inside fixed mounting of waterproof layer the insulating layer, the inside fixed mounting of insulating layer the fire-retardant layer, the inside fixed mounting on fire-retardant layer first shielding layer, the inside fixed mounting of first shielding layer the shielding filler, the inside fixed mounting of shielding filler is six the second shielding layer. This insulating low smoke and zero halogen sheath shielding type power cable of crosslinked polyethylene not only can filter external signal many times, and shielding effect is better, and inside has elastic skeleton moreover, and the resistance to compression effect is better.
Description
Technical Field
The utility model relates to the technical field of cables, specifically a cross-linked polyethylene insulation low smoke and zero halogen sheath shielding type power cable.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion, the wire and cable in a broad sense is also called as cable for short, the cable in a narrow sense is insulated cable, and it can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation. The wire rod product is used for transmitting electric (magnetic) energy, information and realizing electromagnetic energy conversion. The wire cable in a broad sense is also referred to as a cable for short, and the cable in a narrow sense means an insulated cable. At present, the electricity safety of China is improved to a higher degree, and the existing cable has certain fireproof capacity. However, the existing cable is poor in shielding effect, easy to be interfered by external signals and poor in pressure-resistant effect.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with existing cables.
Therefore, the utility model aims at providing a cross-linked polyethylene insulation low smoke and zero halogen sheath shielding type power cable not only can filter external signal many times, and shielding effect is better, and inside has the elasticity skeleton moreover, and the resistance to compression effect is better.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable comprises: protective layer, waterproof layer, insulating layer, fire-retardant layer, first shielding layer, shielding filler, second shielding layer, support frame and elastic filler, the protective layer is hollow cylindrical structure, the inside fixed mounting of protective layer the waterproof layer, the inside fixed mounting of waterproof layer the insulating layer, the inside fixed mounting of insulating layer the fire-retardant layer, the inside fixed mounting on fire-retardant layer first shielding layer, the inside fixed mounting on first shielding layer the shielding filler, the inside fixed mounting of shielding filler is six the second shielding layer, six equal fixed mounting has the sinle silk in the second shielding layer, six the second shielding layer passes through the mutual fixed connection of support frame, six the shielding layer with fixed mounting between the support frame the elastic filler.
As an optimal scheme of the cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable, wherein: the protective layer is a halogen-free low-smoke flame-retardant polyolefin sheath layer.
As an optimal scheme of the cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable, wherein: the waterproof layer is made of a foamed aluminum layer coated with a hydrophobic coating.
As an optimal scheme of the cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable, wherein: the insulating layer is a crosslinked polyethylene insulating layer.
As an optimal scheme of the cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable, wherein: the flame-retardant layer is made of halogen-free flame-retardant PC material.
As an optimal scheme of the cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable, wherein: the first shielding layer and the second shielding layer are formed by weaving silver-plated alloy wires, and the shielding filler is formed by winding copper wires in a staggered mode.
Compared with the prior art: be used for protecting inside other parts not receive wearing and tearing through the protective layer, the waterproof layer prevents that the cable is inside to intake, harm cable, the insulating layer prevents that the inside electric leakage of cable from causing danger to the user, fire-retardant layer is used for preventing the cable burning, prevent to catch a fire and cause danger, first shielding layer, shielding filler and second shielding layer mutually support and divide filtration signal interference many times, the filter effect is better, the sinle silk provides electrically conductive function, six second shielding layers are connected to the support frame, and support second shielding layer, the support frame has been propped to the elasticity filler, this cross-linked polyethylene insulation low smoke and zero halogen sheath shielding type power cable, not only can filter external signal many times, the shielding effect is better, and inside has elastic skeleton, the compressive effect is better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a transverse cross-sectional view of the present invention;
fig. 2 is a longitudinal sectional view of the present invention.
In the figure: 100 protective layers, 200 waterproof layers, 300 insulating layers, 400 flame-retardant layers, 500 first shielding layers, 600 shielding fillers, 700 second shielding layers, 710 wire cores, 800 supporting frames and 900 elastic fillers.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be partially enlarged according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides an insulating low smoke and zero halogen sheath shielding type power cable of crosslinked polyethylene not only can filter external signal many times, and shielding effect is better, and inside has elastic skeleton moreover, and the resistance to compression effect is better, please refer to figure 1, include: the insulation layer comprises a protective layer 100, a waterproof layer 200, an insulation layer 300, a flame retardant layer 400, a first shielding layer 500, shielding fillers 600, a second shielding layer 700, a support frame 800 and elastic fillers 900;
referring again to fig. 1 and 2, the protective layer 100 is a hollow cylindrical structure, and the protective layer 100 is used to protect other internal components from abrasion;
referring to fig. 1 and fig. 2 again, a waterproof layer 200 is fixedly installed inside the protective layer 100, specifically, the waterproof layer 200 is bonded inside the protective layer 100, and the waterproof layer 200 is used for preventing water from entering the cable and damaging the cable;
referring to fig. 1 and 2 again, an insulating layer 300 is fixedly installed inside the waterproof layer 200, specifically, the insulating layer 300 is bonded inside the waterproof layer 200, and the insulating layer 300 is used for preventing the electric leakage inside the cable from causing danger to a user;
referring to fig. 1 and 2 again, a flame retardant layer 400 is fixedly installed inside the insulating layer 300, specifically, the flame retardant layer 400 is bonded inside the insulating layer 300, and the flame retardant layer 400 is used for preventing the cable from burning and preventing the cable from being in danger due to fire;
referring to fig. 1 and fig. 2 again, the first shielding layer 500 is fixedly installed inside the flame retardant layer 400, the shielding filler 600 is fixedly installed inside the first shielding layer 500, and six second shielding layers 700 are fixedly installed inside the shielding filler 600, specifically, the first shielding layer 500 is bonded and connected inside the flame retardant layer 400, the shielding filler 600 is filled inside the first shielding layer 500, the six second shielding layers 700 are embedded and connected inside the shielding filler 600, and the first shielding layer 500, the shielding filler 600 and the second shielding layers 700 are used for matching with signal interference filtering for multiple times, so that the filtering effect is better;
referring to fig. 1 and fig. 2 again, the six second shielding layers 700 are all fixedly installed with the wire cores 710, specifically, the six second shielding layers 700 are all inserted and connected with the wire cores 710, and the wire cores 710 are used for providing a conductive function;
referring to fig. 1 and fig. 2 again, the six second shielding layers 700 are fixedly connected to each other through the supporting frame 800, specifically, the six second shielding layers 700 are welded to each other through the supporting frame 800, and the supporting frame 800 is used for connecting the six second shielding layers 700 and supporting the second shielding layers 700;
referring to fig. 1 and fig. 2 again, the elastic filler 900 is fixedly installed between the six shielding layers and the supporting frame 800, specifically, the elastic filler 900 is embedded and connected between the six shielding layers and the supporting frame 800, and the elastic filler 900 is used for supporting the supporting frame 800;
when specific use, be used for protecting inside other parts not receive wearing and tearing through protective layer 100, waterproof layer 200 prevents that the cable is inside to intake, the harm cable, insulating layer 300 prevents that the inside electric leakage of cable from leading to the fact danger to the user, fire-retardant layer 400 is used for preventing the cable burning, prevent to catch a fire and lead to the fact danger, first shielding layer 500, shielding filler 600 and second shielding layer 700 mutually support and divide filtration signal interference many times, the filter effect is better, sinle silk 710 provides electrically conductive function, six second shielding layer 700 are connected to support frame 800, and support second shielding layer 700, elastic filler 900 has propped support frame 800.
Referring to fig. 1 and fig. 2 again, in order to realize the function of the protection layer 100, the protection layer 100 is a halogen-free low-smoke flame-retardant polyolefin sheath layer.
Referring again to fig. 1 and 2, in order to perform the function of the waterproof layer 200, the waterproof layer 200 is made of a foamed aluminum layer coated with a hydrophobic coating.
Referring to fig. 1 and 2 again, in order to realize the function of the waterproof layer 200, the insulating layer 300 is a cross-linked polyethylene insulating layer 300.
Referring to fig. 1 and 2 again, in order to realize the function of the flame retardant layer 400, the flame retardant layer 400 is made of halogen-free flame retardant PC material.
Referring to fig. 1 and 2 again, in order to realize the functions of the first shielding layer 500, the second shielding layer 700 and the shielding filler 600, the first shielding layer 500 and the second shielding layer 700 are both formed by weaving silver-plated alloy wires, and the shielding filler 600 is formed by winding copper wires in a staggered manner.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a cross-linked polyethylene insulation low smoke and zero halogen sheath shielding type power cable which characterized in that includes: the insulation board comprises a protective layer (100), a waterproof layer (200), an insulation layer (300), a flame-retardant layer (400), a first shielding layer (500), a shielding filler (600), a second shielding layer (700), a support frame (800) and an elastic filler (900), wherein the protective layer (100) is of a hollow cylindrical structure, the waterproof layer (200) is fixedly installed inside the protective layer (100), the insulation layer (300) is fixedly installed inside the waterproof layer (200), the flame-retardant layer (400) is fixedly installed inside the insulation layer (300), the first shielding layer (500) is fixedly installed inside the flame-retardant layer (400), the shielding filler (600) is fixedly installed inside the first shielding layer (500), six second shielding layers (700) are fixedly installed inside the shielding filler (600), and a wire core (710) is fixedly installed inside the second shielding layers (700), six second shielding layers (700) pass through support frame (800) mutual fixed connection, six shielding layers with fixed mounting between support frame (800) elastic filler (900).
2. The cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable according to claim 1, characterized in that the protective layer (100) is a halogen-free low-smoke flame retardant polyolefin sheath layer.
3. The cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable according to claim 1, characterized in that the waterproof layer (200) is made of a foamed aluminum layer coated with a hydrophobic coating.
4. The cross-linked polyethylene insulation low smoke zero halogen sheath shielding type power cable according to claim 1, wherein the insulation layer (300) is a cross-linked polyethylene insulation layer (300).
5. The cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable according to claim 1, wherein the flame retardant layer (400) is made of a halogen-free flame retardant PC material.
6. The cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable according to claim 1, characterized in that the first shielding layer (500) and the second shielding layer (700) are both formed by weaving silver-plated alloy wires, and the shielding filler (600) is formed by winding copper wires in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990178.XU CN211265097U (en) | 2019-11-18 | 2019-11-18 | Cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990178.XU CN211265097U (en) | 2019-11-18 | 2019-11-18 | Cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable |
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| Publication Number | Publication Date |
|---|---|
| CN211265097U true CN211265097U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921990178.XU Active CN211265097U (en) | 2019-11-18 | 2019-11-18 | Cross-linked polyethylene insulation low-smoke zero-halogen sheath shielding type power cable |
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| Country | Link |
|---|---|
| CN (1) | CN211265097U (en) |
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- 2019-11-18 CN CN201921990178.XU patent/CN211265097U/en active Active
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