CN221304319U - Flame-retardant environment-friendly cable - Google Patents
Flame-retardant environment-friendly cable Download PDFInfo
- Publication number
- CN221304319U CN221304319U CN202322646483.XU CN202322646483U CN221304319U CN 221304319 U CN221304319 U CN 221304319U CN 202322646483 U CN202322646483 U CN 202322646483U CN 221304319 U CN221304319 U CN 221304319U
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- CN
- China
- Prior art keywords
- cable
- layer
- flame
- retardant
- insulating
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Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 39
- 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 34
- 239000010985 leather Substances 0.000 claims abstract description 20
- -1 polyethylene Polymers 0.000 claims description 17
- 239000004743 Polypropylene Substances 0.000 claims description 11
- 229920001155 polypropylene Polymers 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 229910021389 graphene Inorganic materials 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000002052 molecular layer Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009413 insulation Methods 0.000 abstract description 5
- 239000000919 ceramic Substances 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 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
- 230000005611 electricity Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a flame-retardant environment-friendly cable, which relates to the technical field of cables and solves the technical problems that a large amount of harmful gas is generated after the cable is overheated and burnt in use at present, the cable is burnt and drips to the ground after being burnt, and combustible objects on the ground are ignited, and the cable is easily damaged due to no good flame retardant property, so that potential electric safety hazards exist; the cable comprises an insulating outer leather sheath, wherein a supporting outer ring is arranged in the insulating outer leather sheath, a supporting inner ring is arranged in the supporting outer ring, and seven cable wires are arranged in the supporting inner ring; the utility model has the effects of heat insulation, moisture resistance and impact resistance, thereby better protecting the cable, and the hard ceramic hard shell is generated by flame burning in the combustion process of the cable, and the hard shell is not melted and is not dripped, so that the cable has good flame retardance.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a flame-retardant environment-friendly cable.
Background
A cable is an electrical energy or signal transmission device, typically consisting of several wires or groups of wires; according to the cable with good flame retardance provided by the Chinese patent grant publication No. CN213150433U, the filler, the first flame retardant layer, the heat insulation layer, the reinforcing layer, the buffer layer and the second flame retardant layer are arranged to be matched for use, so that the cable has the advantage of good flame retardant effect, and the problems that the existing cable does not have flame retardant effect, the cable is easy to self-ignite due to high temperature when working at high temperature, the cable is burnt and damaged to cause large-area communication stop and power failure, and a large amount of economic loss is caused are solved; however, when the cable is overheated and burnt, a large amount of harmful gas is generated, so that the cable is burnt and drips to the ground after burning, and combustible objects on the ground are ignited, and the cable is easily damaged due to no good flame retardant property, so that potential safety hazards of electric power exist;
For this purpose, a flame retardant environment-friendly cable is designed to solve the above problems.
Disclosure of utility model
The utility model provides a flame-retardant environment-friendly cable, which solves the technical problems that a large amount of harmful gas is generated after the cable is overheated and burnt in use, the cable is burnt and drips to the ground after burning, and combustible objects on the ground are ignited, and the cable is damaged easily due to no good flame retardant performance, so that the potential safety hazard of electric power exists.
In order to solve the technical problems, the flame-retardant environment-friendly cable comprises an insulating outer leather sheath, wherein a supporting outer ring is arranged in the insulating outer leather sheath, a supporting inner ring is arranged in the supporting outer ring, seven cable wires are arranged in the supporting inner ring, six supporting partition plates are fixedly connected between the supporting inner ring and the supporting outer ring, the six supporting partition plates are uniformly distributed outside the supporting inner ring at equal distances, a filling layer is arranged between the supporting inner ring and the supporting outer ring, a buffer layer is arranged in the insulating outer leather sheath, a flame-retardant layer is arranged in the buffer layer, and a shielding insulating layer is arranged outside each cable wire.
Preferably, the flame-retardant layer comprises a graphene oxide nano layer and a high flame-retardant low halogen-free polyethylene layer; a modified polypropylene resin layer and a composite fire-resistant layer.
Preferably, the shielding insulating layer comprises a shielding layer and an insulating inner leather sheath, the shielding layer is arranged on the outer portion of each cable, and the insulating inner leather sheath is wrapped on the outer portion of each shielding layer.
Preferably, the inner wall of the support outer ring and the inner wall of the support inner ring are respectively provided with a fixedly connected frame, and each support partition plate is positioned between two corresponding fixedly connected frames.
Preferably, the filling layer is made of foamed polypropylene.
Compared with the related art, the flame-retardant environment-friendly cable provided by the utility model has the following beneficial effects:
According to the flame-retardant environment-friendly cable, seven cables are arranged between the supporting inner ring and the supporting outer ring, the supporting partition plate is used for separating the cables, and a filling layer made of foamed polypropylene is arranged in the supporting outer ring in a matched mode, so that the effects of heat insulation, moisture resistance and impact resistance are achieved, the cables are better protected, a certain cable is broken in the process of power transmission, and the operation of the cable can be guaranteed; through being equipped with insulating outer leather sheath in the outside that supports the outer loop for seven cables can insulating parcel, secondly be equipped with the buffer layer in insulating outer leather sheath's inside, make the cable conductor possess good pliability, reduce the cracked effect of cable conductor, the cooperation is equipped with the inside graphene oxide nanometer layer of oxidation can prevent oxygen and get into the depths of material in the flame retardant coating, the spread of flame has been prevented effectively, secondly high fire-retardant low halogen-free polyethylene layer, adsorb inflammable organic volatile matter, reduce harmful gas's production, cooperate its inside modified polypropylene resin layer again, have good fire resistance, effectually reduce the fire and spread, and compound the flame retardant coating, flame burns at the in-process that the cable conductor was burnt and generates hard ceramic form crust, the crust does not melt, not drip, thereby make the cable conductor have good fire resistance.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic view of a partial cross-section of the present utility model;
Fig. 4 is an enlarged schematic view of the structure of fig. 2a according to the present utility model.
Reference numerals in the drawings: 1. an insulating outer leather sheath; 2. a buffer layer; 3. a flame retardant layer; 301. a graphene oxide nanolayer; 302. a high flame retardant low halogen free polyethylene layer; 303. a modified polypropylene resin layer; 304. a composite refractory layer; 4. supporting the outer ring; 5. supporting the inner ring; 6. supporting the partition plate; 7. a cable; 8. a filling layer; 9. a shielding insulating layer; 901. a shielding layer; 902. an insulating inner leather sheath; 10. and (5) fixedly connecting a frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.
The first embodiment is shown in fig. 1-4, the utility model comprises an insulating outer leather sheath 1, a supporting outer ring 4 is arranged in the insulating outer leather sheath 1, a supporting inner ring 5 is arranged in the supporting outer ring 4, seven cable wires 7 are arranged in the supporting inner ring 5, six supporting partition plates 6 are fixedly connected between the supporting inner ring 5 and the supporting outer ring 4, the six supporting partition plates 6 are uniformly distributed outside the supporting inner ring 5, a filling layer 8 is arranged between the supporting inner ring 5 and the supporting outer ring 4, a buffer layer 2 is arranged in the insulating outer leather sheath 1, a flame retardant layer 3 is arranged in the buffer layer 2, and a shielding insulating layer 9 is arranged outside each cable wire 7.
In the second embodiment, based on the first embodiment, the flame retardant layer 3 includes a graphene oxide nano layer 301 and a high flame retardant low halogen-free polyethylene layer 302; the modified polypropylene resin layer 303 and the composite flame retardant layer 304, thereby enabling the cable to have good flame retardance.
In the third embodiment, on the basis of the first embodiment, the shielding insulating layer 9 includes a shielding layer 901 and an insulating inner sheath 902, the shielding layer 901 is disposed on the outer portion of each cable 7, and the insulating inner sheath 902 is wrapped on the outer portion of the shielding layer 901, so that good insulativity is provided between each cable 7, and therefore, a certain cable 7 breaks in the process of transmitting electricity, and the operation of the cable can be guaranteed.
In the fourth embodiment, on the basis of the first embodiment, the inner wall of the outer supporting ring 4 and the inner wall of the inner supporting ring 5 are respectively provided with a fixed connection frame 10, and each supporting partition plate 6 is located between two corresponding fixed connection frames 10, so that the cable 7 between the inner supporting ring 5 and the outer supporting ring 4 is supported separately.
In a fifth embodiment, based on the first embodiment, the filling layer 8 is made of foamed polypropylene, so that the cable has a good heat insulation effect.
Working principle: firstly, a shielding layer 901 and an insulating inner leather sheath 902 are arranged outside each cable 7, so that the shielding layer is in equipotential with a shielded conductor and well contacts with an insulating layer, partial discharge between the conductor and the insulating layer is avoided, good insulativity is realized between each cable 7, seven cables 7 are arranged between a supporting inner ring 4 and a supporting outer ring 5, a supporting partition plate 6 separates the cables 7, a filling layer 8 made of foamed polypropylene is arranged inside the supporting outer ring 4 in a matching manner, the effects of heat insulation, moisture resistance and impact resistance are realized, the cables 7 are better protected, and certain cables 7 are broken in the process of power transmission, so that the cables can still guarantee operation; through being equipped with insulating outer leather sheath 1 in the outside of supporting outer loop 5 for seven cable lines 7 can insulating parcel, secondly be equipped with buffer layer 2 in insulating outer leather sheath 1's inside, make cable line 7 possess good pliability, reduce the cracked effect of cable line 7, the cooperation is equipped with graphene oxide nanolayer 301 in fire-retardant layer 3 inside can prevent oxygen and get into the depths of material, the spread of flame has been prevented effectively, secondly high fire-retardant low halogen-free polyethylene layer 302, adsorb inflammable organic volatile matter, reduce harmful gas's production, and the modified polypropylene resin layer 303 of its inside of cooperation again, have good fire resistance, effectually reduce the fire and spread, and compound flame retardant coating 304, flame burns at the in-process that cable line 7 fires and generates hard ceramic form crust, the crust does not melt, not drip, thereby make cable line 7 have good fire resistance.
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 (5)
1. The utility model provides a fire-retardant nature environmental protection cable, includes insulating outer leather sheath (1), its characterized in that: the inside of insulating outer leather sheath (1) is equipped with supports outer loop (4), the inside of supporting outer loop (4) is equipped with supports inner ring (5), the inside of supporting inner ring (5) is equipped with seven cable lines (7), support six support division board (6) of fixedly connected with between inner ring (5) and the support outer loop (4), six support division board (6) equal distance distributes in the outside of supporting inner ring (5), be equipped with filling layer (8) between support inner ring (5) and the support outer loop (4), the inside buffer layer (2) that is equipped with of insulating outer leather sheath (1), the inside of buffer layer (2) is equipped with fire-retardant layer (3), every the outside of cable line (7) all is equipped with shielding insulating layer (9).
2. The flame-retardant environment-friendly cable according to claim 1, wherein the flame-retardant layer (3) comprises a graphene oxide nano layer (301) and a high flame-retardant low halogen-free polyethylene layer (302); a modified polypropylene resin layer (303) and a composite refractory layer (304).
3. The flame-retardant environment-friendly cable according to claim 1, wherein the shielding insulating layer (9) comprises a shielding layer (901) and an insulating inner sheath (902), the shielding layer (901) is arranged on the outer portion of each cable wire (7), and the insulating inner sheath (902) is wrapped on the outer portion of the shielding layer (901).
4. The flame-retardant environment-friendly cable according to claim 1, wherein the inner wall of the support outer ring (4) and the inner wall of the support inner ring (5) are respectively provided with a fixedly connecting frame (10), and each support partition plate (6) is positioned between two corresponding fixedly connecting frames (10).
5. The flame-retardant environment-friendly cable according to claim 1, wherein the filler layer (8) is made of foamed polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322646483.XU CN221304319U (en) | 2023-09-28 | 2023-09-28 | Flame-retardant environment-friendly cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322646483.XU CN221304319U (en) | 2023-09-28 | 2023-09-28 | Flame-retardant environment-friendly cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221304319U true CN221304319U (en) | 2024-07-09 |
Family
ID=91749438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322646483.XU Active CN221304319U (en) | 2023-09-28 | 2023-09-28 | Flame-retardant environment-friendly cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221304319U (en) |
-
2023
- 2023-09-28 CN CN202322646483.XU patent/CN221304319U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |