CN220232772U - Photoelectric composite high-voltage fireproof cable - Google Patents
Photoelectric composite high-voltage fireproof cable Download PDFInfo
- Publication number
- CN220232772U CN220232772U CN202321826857.XU CN202321826857U CN220232772U CN 220232772 U CN220232772 U CN 220232772U CN 202321826857 U CN202321826857 U CN 202321826857U CN 220232772 U CN220232772 U CN 220232772U
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- Prior art keywords
- layer
- cable
- outer side
- flame
- fixedly connected
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- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 239000003063 flame retardant Substances 0.000 claims abstract description 36
- 238000005452 bending Methods 0.000 claims abstract description 35
- 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 claims abstract description 28
- 238000001125 extrusion Methods 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 45
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 9
- 239000004800 polyvinyl chloride Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000011241 protective layer Substances 0.000 claims description 4
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 13
- 238000000576 coating method Methods 0.000 description 13
- 230000009471 action Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000008439 repair process 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
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- Insulated Conductors (AREA)
Abstract
The utility model relates to a photoelectric composite high-voltage fireproof cable which comprises a cable body, wherein a protection treatment mechanism is arranged on the outer side of the cable body, the protection treatment mechanism comprises an insulating sleeve fixedly connected with the outer side of the cable body, a flame-retardant filler is arranged on the outer side of the insulating sleeve, a fireproof layer is arranged on the outer side of the flame-retardant filler, a bending-resistant strip positioned between two adjacent insulating sleeves is fixedly connected on the inner side of the fireproof layer, a first supporting rod and a second supporting rod are rotatably connected on one side, far away from the fireproof layer, of the inner wall of the bending-resistant strip, an extrusion head is fixedly connected on one side, far away from the fireproof layer, of the bending-resistant strip, a heat insulation layer is fixedly connected on the outer side of the fireproof layer, and a reinforcing layer is fixedly connected on the outer side of the heat insulation layer. The photoelectric composite high-voltage fireproof cable can improve the flame retardant and fireproof effects of the cable, maintain good mechanical properties and dielectric properties, improve the bending resistance of the cable and prevent the cable from being damaged due to excessive bending of each material layer.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a photoelectric composite high-voltage fireproof cable.
Background
The cable is an electric energy or signal transmission device, usually composed of several or several groups of wires, and the photoelectric composite cable is a novel access mode, which integrates optical fibers and transmission copper wires, can solve the problems of broadband access, equipment power consumption and signal transmission, and is suitable for being used as a transmission line in a broadband access network system.
Please refer to a photoelectric composite high-voltage fireproof cable with publication number CN216287656U, in this patent, it is proposed that the current photoelectric composite high-voltage fireproof cable is often required to be hung at a high place, when the cable is in snowy weather, snow is easy to be accumulated on the cable, so that a certain section of the cable is bent, if the bending place is broken due to untimely rush repair, the normal use of the cable is affected, in the above embodiment, the cable is supported by the abutting joint of the sliding ring, the bending resistance of the cable is improved, but the sliding ring is movable, when the cable is out of line, the sliding ring slides outwards, so that the bending resistance effect is poor, and another technical scheme is proposed to solve the problem.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the photoelectric composite high-voltage fireproof cable which has the advantages that the extruding heads can be gathered together when the cable is bent, so that the rigidity of the cable is improved when the cable is subjected to the action of external force, the bending radian is reduced, the arranged first supporting rod and the second supporting rod can be mutually pulled when the cable is bent, the cable is prevented from being broken due to excessive bending, and the like.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the photoelectric composite high-voltage fireproof cable comprises a cable body, wherein a protection treatment mechanism is arranged on the outer side of the cable body;
the protection processing mechanism comprises an insulating sleeve fixedly connected with the outer side of a cable body, a flame-retardant filler is arranged on the outer side of the insulating sleeve, a fireproof layer is arranged on the outer side of the flame-retardant filler, a bending-resistant strip positioned between two adjacent insulating sleeves is fixedly connected to the inner side of the fireproof layer, a first supporting rod and a second supporting rod are rotatably connected to one side of the inner wall of the bending-resistant strip, which is far away from the fireproof layer, of the bending-resistant strip, an extrusion head is fixedly connected to one side, which is far away from the fireproof layer, of the fireproof layer, a heat-insulating layer is fixedly connected to the outer side of the fireproof layer, a reinforcing layer is fixedly connected to the outer side of the heat-insulating layer, and a protective layer is fixedly connected to the outer side of the reinforcing layer.
Further, the number of the cable bodies is six, and the insulating sleeve is crosslinked polyethylene.
Further, the flame retardant filler is aluminum hydroxide, and the flame retardant layer is polyvinyl chloride.
Further, the heat insulation layer is polytetrafluoroethylene, and the reinforcing layer is woven by steel wires.
Further, the inoxidizing coating is PVC polyvinyl chloride sheath, the inside of extrusion head is provided with the steel strand wires.
Further, the movable groove is formed in the bending-resistant strip, and the movable ends of the first support rod and the second support rod are connected in a rotating mode.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this photoelectric composite high-voltage fireproof cable, through the protection processing mechanism who sets up, the fire-retardant filler of setting, the flame retardant coating, insulating layer and enhancement layer, can effectively improve the fire-retardant fireproof effect of cable, and reduce the cable and receive external factor's influence, when the cable receives the exogenic action to appear crooked, extrusion head on the bending strip can gather to the portion of bending, and mutual extrusion supports, thereby improve its rigidity when receiving the exogenic action, the stiff end interval of first bracing piece and second bracing piece can increase this moment, make first bracing piece and second bracing piece pull each other, can prevent that the cable from appearing excessive crooked, prevent its mechanical properties's reduction, reduce the damage of each material layer, thereby reach the purpose that improves cable bending resistance effect.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
fig. 2 is a side view of the structure of the bending strap of the present utility model.
In the figure: 1. a cable body; 2. an insulating sleeve; 3. a flame retardant filler; 4. a fire-blocking layer; 5. bending resistance strips; 6. an extrusion head; 7. a first support bar; 8. a thermal insulation layer; 9. a reinforcing layer; 10. a protective layer; 11. steel strand; 12. and a second support bar.
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.
Referring to fig. 1-2, a photoelectric composite high voltage fireproof cable in the present embodiment includes a cable body 1, and a protection processing mechanism is disposed on the outer side of the cable body 1.
In this embodiment, protection processing mechanism includes cable body 1 outside fixed connection's insulating cover 2, the quantity of cable body 1 is six, insulating cover 2 is crosslinked polyethylene, conveniently isolate cable body 1, avoid appearing interfering between the cable body 1, the outside of insulating cover 2 is provided with fire-retardant filler 3, fire-retardant filler 3's outside is provided with flame retardant coating 4, fire-retardant filler 3 is aluminium hydroxide, the convenience produces the dehydration reaction when the temperature is too high, absorb heat and play thermal-insulated and oxygen-insulated effect, keep good flame retardant efficiency, flame retardant coating 4 is polyvinyl chloride, the convenience forms the carbomorphism layer after receiving the fire and prevents that the intensity of a fire from spreading.
Wherein, the inboard fixedly connected with of flame retardant coating 4 is located the bending resistance strip 5 between two adjacent insulating jackets 2, one side that flame retardant coating 4 was kept away from to bending resistance strip 5 inner wall rotates and is connected with first bracing piece 7 and second bracing piece 12, the movable groove has been seted up to the inside of bending resistance strip 5, the expansion end of first bracing piece 7 and second bracing piece 12 rotates to be connected, conveniently when the cable receives the exogenic action to appear crooked, make first bracing piece 7 and second bracing piece 12 pull each other, prevent that the cable from appearing excessive bending, one side fixedly connected with extrusion head 6 that flame retardant coating 4 was kept away from to bending resistance strip 5, the inside of extrusion head 6 is provided with steel strand wires 11, conveniently improve the rigidity and the intensity of extrusion head 6.
Wherein, the outside fixedly connected with insulating layer 8 of flame retardant coating 4, the outside fixedly connected with enhancement layer 9 of insulating layer 8, insulating layer 8 is polytetrafluoroethylene, conveniently improves the heat resistance and the corrosion-resistant effect of cable, enhancement layer 9 is steel wire braiding, conveniently improves the protection effect to the cable, reduces its inner structure by rupture, fish tail probability, the outside fixedly connected with inoxidizing coating 10 of enhancement layer 9, inoxidizing coating 10 is PVC polyvinyl chloride sheath, conveniently improves the mechanical properties and the dielectric property in the cable outside.
The beneficial effects of the embodiment are as follows:
this photoelectric composite high-voltage fireproof cable, through the protection processing mechanism who sets up, fire-retardant filler 3 of setting, flame retardant coating 4, insulating layer 8 and enhancement layer 9, can effectively improve the fire-retardant fireproof effect of cable, and reduce the cable and receive external factor's influence, when the cable receives the exogenic action to appear crooked, extrusion head 6 on bending resistance strip 5 can gather to the portion of bending, and mutual extrusion supports, thereby improve its rigidity when receiving the exogenic action, the stiff end interval of first bracing piece 7 and second bracing piece 12 can increase this moment, make first bracing piece 7 and second bracing piece 12 pull each other, can prevent that the cable from appearing excessive crooked, prevent its mechanical properties's reduction, reduce the damage of each material layer, thereby reach the purpose that improves cable bending resistance effect.
The working principle of the embodiment is as follows:
this photoelectric composite high-voltage fireproof cable, when using, the insulating sleeve 2 of setting can prevent to appear interfering between each cable body 1, the fire-retardant filler 3 of setting can produce the dehydration reaction when the cable internal temperature is too high, absorb the heat and play thermal-insulated and separate oxygen effect, keep good flame retardant efficiency, and the flame retardant coating 4 of setting can form the carbonization layer after receiving the fire and prevent that the fire situation from spreading, the insulating layer 8 of setting can separate inside and outside heat interaction, and improve the heat resistance and the corrosion-resistant effect of cable, the enhancement layer 9 of setting and inoxidizing coating 10 can improve the protection effect to the cable, reduce its inner structure by the rupture, the fish tail probability, and when the cable receives the exogenic action to appear bending, can make the extrusion head 6 on the anti-bending strip 5 gather to the bending portion, and mutual extrusion support, thereby improve its rigidity when receiving the exogenic action, simultaneously its stiff end interval of first bracing piece 7 and second bracing piece 12 of mutual rotation connection can increase, make first bracing piece 7 and second bracing piece 12 pull each other, prevent that the cable from appearing excessively bending, thereby reach the purpose that improves cable bending resistance effect.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (6)
1. The utility model provides a photoelectric composite high voltage fireproof cable, includes cable body (1), its characterized in that: the outer side of the cable body (1) is provided with a protection treatment mechanism;
the protection processing mechanism comprises an insulating sleeve (2) fixedly connected with the outer side of a cable body (1), a flame-retardant filler (3) is arranged on the outer side of the insulating sleeve (2), a flame-retardant layer (4) is arranged on the outer side of the flame-retardant filler (3), a bending-resistant strip (5) positioned between two adjacent insulating sleeves (2) is fixedly connected with the inner side of the flame-retardant layer (4), a first supporting rod (7) and a second supporting rod (12) are rotatably connected to one side, far away from the flame-retardant layer (4), of the bending-resistant strip (5), an extrusion head (6) is fixedly connected to one side, far away from the flame-retardant layer (4), of the flame-retardant layer (4), a heat-insulating layer (8) is fixedly connected to the outer side of the flame-retardant layer (8), a reinforcing layer (9) is fixedly connected to the outer side of the heat-insulating layer (8), and a protective layer (10) is fixedly connected to the outer side of the reinforcing layer (9).
2. The photoelectric composite high voltage fireproof cable according to claim 1, wherein: the number of the cable bodies (1) is six, and the insulating sleeves (2) are made of crosslinked polyethylene.
3. The photoelectric composite high voltage fireproof cable according to claim 1, wherein: the flame-retardant filler (3) is aluminum hydroxide, and the fireproof layer (4) is polyvinyl chloride.
4. The photoelectric composite high voltage fireproof cable according to claim 1, wherein: the heat insulation layer (8) is made of polytetrafluoroethylene, and the reinforcing layer (9) is made of steel wires in a braiding mode.
5. The photoelectric composite high voltage fireproof cable according to claim 1, wherein: the protective layer (10) is a PVC (polyvinyl chloride) sheath, and a steel strand (11) is arranged in the extrusion head (6).
6. The photoelectric composite high voltage fireproof cable according to claim 1, wherein: the inside of bending resistance strip (5) has seted up the activity groove, the expansion end rotation of first bracing piece (7) and second bracing piece (12) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321826857.XU CN220232772U (en) | 2023-07-12 | 2023-07-12 | Photoelectric composite high-voltage fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321826857.XU CN220232772U (en) | 2023-07-12 | 2023-07-12 | Photoelectric composite high-voltage fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220232772U true CN220232772U (en) | 2023-12-22 |
Family
ID=89184842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321826857.XU Active CN220232772U (en) | 2023-07-12 | 2023-07-12 | Photoelectric composite high-voltage fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220232772U (en) |
-
2023
- 2023-07-12 CN CN202321826857.XU patent/CN220232772U/en active Active
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