CN219738618U - Flame-retardant power cable - Google Patents
Flame-retardant power cable Download PDFInfo
- Publication number
- CN219738618U CN219738618U CN202321123834.2U CN202321123834U CN219738618U CN 219738618 U CN219738618 U CN 219738618U CN 202321123834 U CN202321123834 U CN 202321123834U CN 219738618 U CN219738618 U CN 219738618U
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- Prior art keywords
- layer
- clamping
- groove
- insulation protection
- protection layer
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Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 16
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 51
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 239000004917 carbon fiber Substances 0.000 claims description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 5
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 56
- 239000011241 protective layer Substances 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 239000002759 woven fabric Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a flame-retardant power cable, which comprises an outer insulation protection layer, wherein a plurality of wire cores are arranged in the outer insulation protection layer, a plurality of groups of symmetrical splicing groove structures are integrally formed on the outer side surface of the outer insulation protection layer, clamping pieces are arranged on the splicing groove structures in a clamping mode, a metal supporting layer is arranged on the inner wall of the outer insulation protection layer, and a filling layer is filled between the metal supporting layer and the wire cores; the multi-section waist-receiving groove is designed on the outer insulating protective layer of the cable, the clamping head on the clamping seat is clamped with the waist-receiving groove in a matched manner, and then the clamping seat is fixed on the wall body, so that the waist-receiving groove on the cable can be directly separated from the clamping head without disassembling the clamping seat when the cable is disassembled, the later disassembly and assembly are convenient, and the through holes on the connecting strips can be used for the wire of the threading machine to pass through, thereby facilitating threading.
Description
Technical Field
The utility model belongs to the technical field of cables, and particularly relates to a flame-retardant power cable.
Background
The power cable is a cable for transmitting and distributing electric energy, and is commonly used for an urban underground power grid and a power station outgoing line street lamp. The power cable generally comprises an outer insulating protective layer, an inner wire core and a filling layer, and is used for protecting the cable and enabling the cable to work normally.
When the existing cable is installed, the existing cable is generally required to be directly sleeved outside the cable through the arc-shaped installation buckle with the screw so as to be fixed when the cable is fixedly installed on the support or the surface, and when the cable is required to be taken down, the screw can only be unscrewed, and the screw and the installation buckle can be detached together so that the cable can be completely detached, so that the cable is more troublesome.
Disclosure of Invention
The present utility model is directed to a flame retardant power cable to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-retardant formula power cable, includes the outer insulation protection layer, the inside of outer insulation protection layer is provided with a plurality of sinle silk, the outside surface integrated into one piece of outer insulation protection layer is provided with multiunit symmetrical splice groove structure, splice groove structure block is provided with the fastener, the inner wall of outer insulation protection layer is provided with one deck metal supporting layer, the packing is provided with the filling layer between metal supporting layer and the sinle silk.
Preferably, the wire core comprises a carbon fiber woven cloth heat insulation layer, an inner insulation flexible sleeve and a copper core, wherein the outer side of the copper core is wrapped with the inner insulation flexible sleeve, and the outer side of the inner insulation flexible sleeve is sleeved with the carbon fiber woven cloth heat insulation layer.
Preferably, the splicing groove structure comprises a waist collecting groove and a clamping groove, wherein the clamping groove is positioned on the outer surface of the outer insulation protection layer, and the waist collecting groove is formed at the opening of the clamping groove in a connecting mode.
Preferably, the clamping piece comprises a clamping seat and a clamping head, the clamping head is integrally arranged on the clamping seat, and the clamping head extends to the clamping groove for clamping.
Preferably, two ends of the clamping seat are respectively provided with a through hole, and the shape of the clamping head is matched with the shape formed by the clamping groove and the waist-receiving groove.
Preferably, a connecting strip is arranged between two adjacent splicing groove structures, the connecting strip and the outer insulation protection layer are of an integrated structure, and through holes are formed in the connecting strip.
Preferably, the outer insulation protection layer 1 is provided with a two-layer structure, the outer layer is a crosslinked polyethylene layer, and the inner layer is a pvc layer.
Compared with the prior art, the utility model has the beneficial effects that: the multi-section waist-receiving groove is designed on the outer insulating protective layer of the cable, the clamping head on the clamping seat is clamped with the waist-receiving groove in a matched manner, and then the clamping seat is fixed on the wall body, so that the waist-receiving groove on the cable can be directly separated from the clamping head without disassembling the clamping seat when the cable is disassembled, the later disassembly and assembly are convenient, and the through holes on the connecting strips can be used for the wire of the threading machine to pass through, thereby facilitating threading.
Drawings
Fig. 1 is a schematic elevational view of the present utility model.
Fig. 2 is a schematic cross-sectional view of the present utility model.
Fig. 3 is a schematic diagram of a card holder according to the present utility model.
1. An outer insulation shield layer; 2. a waist receiving groove; 3. a clamping groove; 4. a connecting strip; 5. a metal support layer; 6. a copper core; 7. a filling layer; 8. an inner insulating flexible sleeve; 9. a through hole; 10. a carbon fiber woven cloth heat insulation layer; 11. a clamping seat; 12. a chuck.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 to 3, the present utility model provides a technical solution: the flame-retardant power cable comprises an outer insulation protection layer 1, wherein a plurality of wire cores are arranged in the outer insulation protection layer 1, a plurality of groups of symmetrical splicing groove structures are integrally formed on the outer side surface of the outer insulation protection layer 1, clamping pieces are arranged on the splicing groove structures in a clamping mode, a metal supporting layer 5 is arranged on the inner wall of the outer insulation protection layer 1, and a filling layer 7 is filled between the metal supporting layer 5 and the wire cores; in this embodiment, preferably, the wire core includes a carbon fiber woven fabric heat insulation layer 10, an inner insulation flexible sleeve 8 and a copper core 6, the outer side of the copper core 6 is wrapped with the inner insulation flexible sleeve 8, flexibility is enhanced, bending is convenient, and the outer side of the inner insulation flexible sleeve 8 is sleeved with the carbon fiber woven fabric heat insulation layer 10, so as to play a role of heat insulation; in this embodiment, preferably, the splicing groove structure includes a waist-receiving groove 2 and a clamping groove 3, the clamping groove 3 is located on the outer surface of the outer insulation protection layer 1, and the waist-receiving groove 2 is formed at the opening of the clamping groove 3 in a joint manner, so as to play a role in closing in, and avoid the situation of clamping and falling off; in this embodiment, preferably, the clamping piece includes a clamping seat 11 and a clamping head 12, the clamping head 12 is integrally provided on the clamping seat 11, and the clamping head 12 extends into the clamping groove 3 to be clamped, so as to be conveniently clamped with the clamping groove 3, and realize independent and flexible disassembly and assembly of the cable; in this embodiment, preferably, two through holes are respectively provided at two ends of the clamping seat 11, so as to facilitate installation of the clamping seat 11, and the shape of the clamping head 12 is matched with the shape formed by the clamping groove 3 and the waist-receiving groove 2, so as to ensure stable clamping and ensure that the cable clamping cannot easily fall off.
Example 2
The flame-retardant power cable comprises an outer insulation protection layer 1, wherein a plurality of wire cores are arranged in the outer insulation protection layer 1, a plurality of groups of symmetrical splicing groove structures are integrally formed on the outer side surface of the outer insulation protection layer 1, clamping pieces are arranged on the splicing groove structures in a clamping mode, a metal supporting layer 5 is arranged on the inner wall of the outer insulation protection layer 1, and a filling layer 7 is filled between the metal supporting layer 5 and the wire cores; in this embodiment, preferably, the wire core includes a carbon fiber woven fabric heat insulation layer 10, an inner insulation flexible sleeve 8 and a copper core 6, the outer side of the copper core 6 is wrapped with the inner insulation flexible sleeve 8, flexibility is enhanced, bending is convenient, and the outer side of the inner insulation flexible sleeve 8 is sleeved with the carbon fiber woven fabric heat insulation layer 10, so as to play a role of heat insulation; in this embodiment, preferably, the splicing groove structure includes a waist-receiving groove 2 and a clamping groove 3, the clamping groove 3 is located on the outer surface of the outer insulation protection layer 1, and the waist-receiving groove 2 is formed at the opening of the clamping groove 3 in a joint manner, so as to play a role in closing in, and avoid the situation of clamping and falling off; in this embodiment, preferably, the clamping piece includes a clamping seat 11 and a clamping head 12, the clamping head 12 is integrally provided on the clamping seat 11, and the clamping head 12 extends into the clamping groove 3 to be clamped, so as to be conveniently clamped with the clamping groove 3, and realize independent and flexible disassembly and assembly of the cable; in this embodiment, preferably, two through holes are respectively provided at two ends of the clamping seat 11, so as to facilitate installation of the clamping seat 11, the shape of the clamping head 12 is matched with the shape formed by the clamping groove 3 and the waist-receiving groove 2, and in order to ensure stable clamping, it is ensured that the cable clamping cannot easily fall off; in this embodiment, preferably, a connecting strip 4 is arranged between two adjacent splicing groove structures, the connecting strip 4 and the outer insulation protection layer 1 are of an integrated structure, and a through hole 9 is formed in the connecting strip 4, so that a metal wire of a threading machine can conveniently pass through, and a cable penetrating pipe can be conveniently driven; the outer insulation protection layer 1 is provided with a two-layer structure, the outer layer is a crosslinked polyethylene layer, the flame retardant effect can be achieved, and the inner layer is a pvc layer, so that the thickening protection effect is achieved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a fire-retardant formula power cable, includes outer insulation protection layer (1), the inside of outer insulation protection layer (1) is provided with a plurality of sinle silk, its characterized in that: the outer surface integrated into one piece of outer insulation protection layer (1) is provided with multiunit symmetry's splice groove structure, splice groove structure block is provided with the fastener, the inner wall of outer insulation protection layer (1) is provided with one deck metal supporting layer (5), the packing is provided with filling layer (7) between metal supporting layer (5) and the sinle silk.
2. A flame retardant power cable according to claim 1, wherein: the wire core comprises a carbon fiber woven cloth heat insulation layer (10), an inner insulating flexible sleeve (8) and a copper core (6), wherein the outer side of the copper core (6) is wrapped with the inner insulating flexible sleeve (8), and the outer side of the inner insulating flexible sleeve (8) is sleeved with the carbon fiber woven cloth heat insulation layer (10).
3. A flame retardant power cable according to claim 1, wherein: the splicing groove structure comprises a waist collecting groove (2) and a clamping groove (3), wherein the clamping groove (3) is positioned on the outer surface of the outer insulation protection layer (1), and the waist collecting groove (2) is formed at the opening of the clamping groove (3) in a connected mode.
4. A flame retardant power cable according to claim 3, wherein: the clamping piece comprises a clamping seat (11) and a clamping head (12), the clamping head (12) is integrally arranged on the clamping seat (11), and the clamping head (12) extends to the clamping groove (3) for clamping.
5. A flame retardant power cable according to claim 4, wherein: two ends of the clamping seat (11) are respectively provided with a through hole, and the shape of the clamping head (12) is matched with the shape formed by the clamping groove (3) and the waist-receiving groove (2).
6. A flame retardant power cable according to claim 3, wherein: connecting strips (4) are arranged between two adjacent splicing groove structures, the connecting strips (4) and the outer insulation protection layer (1) are of an integrated structure, and through holes (9) are formed in the connecting strips (4).
7. A flame retardant power cable according to claim 1, wherein: the outer insulation protection layer (1) is provided with a two-layer structure, the outer layer is a crosslinked polyethylene layer, and the inner layer is a pvc layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123834.2U CN219738618U (en) | 2023-05-11 | 2023-05-11 | Flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123834.2U CN219738618U (en) | 2023-05-11 | 2023-05-11 | Flame-retardant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219738618U true CN219738618U (en) | 2023-09-22 |
Family
ID=88053695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321123834.2U Active CN219738618U (en) | 2023-05-11 | 2023-05-11 | Flame-retardant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219738618U (en) |
-
2023
- 2023-05-11 CN CN202321123834.2U patent/CN219738618U/en active Active
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