CN220691754U - Copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable - Google Patents
Copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable Download PDFInfo
- Publication number
- CN220691754U CN220691754U CN202322344872.7U CN202322344872U CN220691754U CN 220691754 U CN220691754 U CN 220691754U CN 202322344872 U CN202322344872 U CN 202322344872U CN 220691754 U CN220691754 U CN 220691754U
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- Prior art keywords
- retardant
- flame
- cable
- ring
- fire
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- 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 156
- 239000003063 flame retardant Substances 0.000 title claims abstract description 113
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 19
- 229920003020 cross-linked polyethylene Polymers 0.000 title claims abstract description 19
- 239000004703 cross-linked polyethylene Substances 0.000 title claims abstract description 19
- 229920000098 polyolefin Polymers 0.000 title claims abstract description 19
- 239000010959 steel Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims description 10
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 6
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 6
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 6
- 239000000347 magnesium hydroxide Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 238000013329 compounding Methods 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000011282 treatment Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011241 protective layer Substances 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
- 230000001360 synchronised effect Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable which comprises a cable core, wherein an insulating layer is sleeved outside the cable core at intervals, a first flame-retardant unit is sleeved outside the insulating layer, a second flame-retardant unit is correspondingly sleeved outside the first flame-retardant unit, an outer sheath is sleeved outside the second flame-retardant unit, and the flame-retardant performance of the cable is improved through the combination of the first flame-retardant unit and the second flame-retardant unit. According to the utility model, a first flame-retardant effect is formed outside the cable core by using the first flame-retardant ring, a second flame-retardant effect is formed by sleeving the second flame-retardant ring outside the cable core, and the first flame-retardant ring and the second flame-retardant ring form two flame-retardant actions outside the cable core, so that good flame-retardant protection can be provided for the cable core, multiple flame-retardant treatments can be provided for the cable core under the cooperation of the first flame-retardant unit and the second flame-retardant unit, and the overall flame-retardant performance of the flame-retardant cable is improved.
Description
Technical Field
The utility model relates to the technical field related to flame-retardant cables, in particular to a copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable.
Background
The cable is a power or signal transmission device, and is usually composed of several or several groups of wires, and is made of one or more mutually insulated conductors and an outer insulating protective layer, so that power or information can be transmitted from one place to another place, and the types of cables on the market are gradually increased along with the development of the society, and different types of cables are extended towards different use environments and working requirements, wherein the flame-retardant cables on the market currently have the following defects in actual use.
The flame-retardant cable on the market at present has the advantages that the overall flame-retardant performance is not ideal, the flame-retardant mode is single, multiple flame-retardant treatment on the flame-retardant cable cannot be realized, the flame-retardant cable is extremely easy to cause rapid damage when a fire source occurs, and the actual use effect of the flame-retardant cable is poor.
Disclosure of Invention
The utility model aims to provide a copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable comprises a cable core, wherein an insulating layer is sleeved outside the cable core at intervals, a first flame-retardant unit is sleeved outside the insulating layer, a second flame-retardant unit is sleeved outside the first flame-retardant unit correspondingly, an outer sheath is sleeved outside the second flame-retardant unit, and the flame-retardant performance of the cable is improved through the combination of the first flame-retardant unit and the second flame-retardant unit.
As a further preferable mode of the technical scheme, the cable core is formed by compounding a plurality of wire cores and filling materials, the wire cores are correspondingly surrounded to be round, the filling materials are distributed in gaps among the wire cores, and the wire cores are formed by twisting a plurality of copper wires.
As a further preferable mode of the technical scheme, the cable core is sequentially sleeved with a wrapping belt, a corrugated aluminum sheath and an armor layer, the armor layer is in contact with the insulating layer, and the armor layer is specifically a steel belt.
As a further preferable aspect of the present utility model, the insulating layer is made of a crosslinked polyethylene material, and the outer sheath is a polyolefin sheath.
As a further preferable mode of the technical scheme, the first flame-retardant unit comprises a first flame-retardant ring sleeved outside the insulating layer, a plurality of first channels are arranged on the first flame-retardant ring at intervals, and magnesium hydroxide flame retardant is filled in the first channels.
As a further preferable mode of the technical scheme, the second flame-retardant unit comprises a second flame-retardant ring sleeved outside the first flame-retardant ring, a plurality of second channels are arranged on the second flame-retardant ring at intervals, and aluminum hydroxide flame retardant is filled in the second channels.
As the further preferred of this technical scheme, fire-retardant ring and No. two fire-retardant rings cooperation sets up, and fire-retardant ring and No. two fire-retardant rings all adopt the silicone rubber material to make, evenly offered a plurality of bars in fire-retardant ring surface, evenly offered a plurality of bar grooves in No. two fire-retardant ring internal surfaces, the bar corresponds the block to the bar inslot with fire-retardant ring and No. two fire-retardant rings carry out the reinforcing connection.
The utility model provides a copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable, which has the following beneficial effects:
according to the utility model, the first flame-retardant unit is sleeved outside the cable core, the first flame-retardant ring is utilized to form a flame-retardant effect outside the cable core, the first channel in the first flame-retardant ring is filled with the magnesium hydroxide flame retardant, and then the synchronous promotion of the flame-retardant performance of the first flame-retardant ring is realized, the second flame-retardant unit is arranged, the second flame-retardant effect is formed by sleeving the second flame-retardant ring outside the cable core, the first flame-retardant ring and the second flame-retardant ring form two flame-retardant actions outside the cable core, so that good flame-retardant protection can be provided for the cable core, simultaneously, the second channel in the second flame-retardant ring is filled with the aluminum hydroxide flame retardant, the promotion of the flame-retardant performance of the second flame-retardant ring is realized, the first flame-retardant unit and the second flame-retardant unit cooperate together, the cable core can be provided with multiple flame-retardant treatments, the whole flame-retardant performance of the flame-retardant cable is promoted, the strip-shaped piece is reserved on the first flame-retardant ring, the strip-shaped groove is reserved on the surface of the second flame-retardant ring, the matching clamping piece and the strip-shaped groove can be used for carrying out the flame-retardant action on the first flame-retardant ring and the second flame-retardant ring, the two flame-retardant rings can be separated from each other, and the flame-retardant ring is prevented from falling off, and the whole problem is solved, and the flame-retardant performance is stable.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram showing the distribution of the first flame retardant unit and the second flame retardant unit of the present utility model;
FIG. 3 is a schematic diagram showing the connection of the first flame retardant unit and the second flame retardant unit;
FIG. 4 is a schematic diagram of a second flame retardant unit according to the present utility model;
FIG. 5 is a schematic diagram of a first flame retardant unit according to the present utility model;
FIG. 6 is a schematic view showing the surface distribution of the strip of the present utility model on the first flame retardant ring.
In the figure: 1. a cable core; 2. an insulating layer; 3. an outer sheath; 4. a wire core; 5. a filler material; 6. wrapping the belt; 7. a corrugated aluminum sheath; 8. an armor layer; 9. a first flame retardant ring; 10. a first channel; 11. magnesium hydroxide flame retardant; 12. a second flame retardant ring; 13. a second channel; 14. aluminum hydroxide flame retardant; 15. a strip; 16. a bar-shaped groove.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides the technical scheme that: as shown in fig. 1 and 2, in this embodiment, the copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable includes a cable core 1, an insulation layer 2 is sleeved outside the cable core 1 at intervals, a first flame-retardant unit is sleeved outside the insulation layer 2, a second flame-retardant unit is sleeved outside the first flame-retardant unit correspondingly, an outer sheath 3 is sleeved outside the second flame-retardant unit, flame-retardant performance of the cable is improved through compounding of the first flame-retardant unit and the second flame-retardant unit, the cable core 1 is formed by compounding a plurality of wire cores 4 and a filling material 5, the wire cores 4 are correspondingly round, the filling material 5 is distributed in gaps among the wire cores 4, the wire cores 4 are formed by twisting a plurality of copper wires, a wrapping tape 6, a corrugated aluminum sheath 7 and an armor 8 are sequentially sleeved outside the cable core 1, the armor 8 is in contact with the insulation layer 2, the armor 8 is specifically made of a steel tape, the insulation layer 2 is specifically made of crosslinked polyethylene, and the outer sheath 3 is specifically a polyolefin sheath.
As shown in fig. 5 and 6, the first flame retardant unit comprises a first flame retardant ring 9 sleeved outside the insulating layer 2, a plurality of first channels 10 are arranged on the first flame retardant ring 9 at equal intervals, and magnesium hydroxide flame retardant 11 is filled in the first channels 10;
wherein, when flame retardant action is carried out: through being equipped with the fire-retardant unit of No. 1, establish at the outside cover of cable core 1 through fire-retardant ring 9 of No. 1, utilize fire-retardant ring 9 of No. 1 to form a fire-retardant effect at cable core 1 outside, and the intussuseption of passageway 10 in fire-retardant ring 9 of No. 1 is filled with magnesium hydroxide fire retardant 11, then realize promoting the fire-retardant performance's of fire-retardant ring 9 of No. 1 in step, through being equipped with fire-retardant unit of No. two, establish at cable core 1 outside cover by means of fire-retardant ring 12 of No. two and form the fire-retardant effect of second, form twice fire-retardant action at cable core 1 outside through fire-retardant ring 9 of No. 9 and fire-retardant ring 12 of No. two, can provide good fire-retardant protection to cable core 1, simultaneously, the promotion of fire-retardant ring 12 fire-retardant performance of No. two is filled with aluminium hydroxide fire retardant 14 in passageway 13 of No. two fire-retardant rings 12 of No. simultaneously, can provide multiple fire-retardant treatment to cable core 1 under the cooperation of fire-retardant unit of No. one, the whole fire-retardant performance of this fire-retardant cable has been promoted, and there is a piece 15 in the fire-retardant ring 9 of No. 1 reservation, there is a strip 15 on fire-retardant ring 12 of No. 1, there is a strip 16 on fire-retardant ring 12 surface, 16 in the fire-retardant ring of No. 12 and No. 12 strip-shaped groove is formed between the fire-retardant ring 12, and the fire-retardant cable is more stable between the fire-retardant cable of No. 16 and the strip-shaped 12 and the strip-shaped connection between the fire-retardant cable has been guaranteed to have been formed between the fire-retardant problem that is connected between the fire-retardant ring and the strip-retardant cable and the fire-retardant performance of a strip-retardant cable.
As shown in fig. 3 and 4, the second flame retardant unit comprises a second flame retardant ring 12 sleeved outside the first flame retardant ring 9, a plurality of second channels 13 are arranged on the second flame retardant ring 12 at equal intervals, and aluminum hydroxide flame retardant 14 is filled in the second channels 13;
in some disclosures, the first flame retardant ring 9 and the second flame retardant ring 12 are matched, the first flame retardant ring 9 and the second flame retardant ring 12 are made of silicone rubber, a plurality of strip-shaped pieces 15 are uniformly arranged on the outer surface of the first flame retardant ring 9, a plurality of strip-shaped grooves 16 are uniformly arranged on the inner surface of the second flame retardant ring 12, and the strip-shaped pieces 15 are correspondingly clamped in the strip-shaped grooves 16 to reinforce and connect the first flame retardant ring 9 and the second flame retardant ring 12.
The utility model provides a copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable, which has the following specific working principle: by means of the wrapping tape 6, the corrugated aluminum sheath 7 and the armor layer 8 which are sleeved outside the cable core 1, stable safety protection can be carried out on the cable core 1, good insulation protection can be provided through the insulating layer 2, current flowing out is reduced, safety of the flame-retardant cable is improved, a first flame-retardant unit is sleeved outside the insulating layer 2, a second flame-retardant unit is sleeved outside the first flame-retardant unit, the flame-retardant cable can form good multilayer flame-retardant effect through compounding of the first flame-retardant unit and the second flame-retardant unit, protection can be provided for work of the inner cable core 1, adaptability of the flame-retardant cable is stronger, and the flame-retardant cable can be used for different working environments.
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 insulating steel tape armoured polyolefin sheath flame retardant cable of copper core crosslinked polyethylene, includes cable core (1), its characterized in that: the cable core (1) is externally sleeved with an insulating layer (2) at intervals, a first flame-retardant unit is sleeved outside the insulating layer (2), a second flame-retardant unit is correspondingly sleeved outside the first flame-retardant unit, an outer sheath (3) is sleeved outside the second flame-retardant unit, and the flame-retardant performance of the cable is improved through the combination of the first flame-retardant unit and the second flame-retardant unit.
2. The copper core crosslinked polyethylene insulated steel tape armored polyolefin jacketed flame retardant cable of claim 1, wherein: the cable core (1) is formed by compounding a plurality of wire cores (4) and a filling material (5), the wire cores (4) are correspondingly surrounded to be round, the filling material (5) is distributed in gaps among the wire cores (4), and the wire cores (4) are formed by twisting a plurality of copper wires.
3. The copper core crosslinked polyethylene insulated steel tape armored polyolefin jacketed flame retardant cable of claim 1, wherein: the cable core (1) is externally overlapped and sleeved with a wrapping belt (6), a corrugated aluminum sheath (7) and an armor layer (8) in sequence, the armor layer (8) is in contact with the insulating layer (2), and the armor layer (8) is specifically a steel belt.
4. The copper core crosslinked polyethylene insulated steel tape armored polyolefin jacketed flame retardant cable of claim 1, wherein: the insulating layer (2) is made of crosslinked polyethylene, and the outer sheath (3) is a polyolefin sheath.
5. The copper core crosslinked polyethylene insulated steel tape armored polyolefin jacketed flame retardant cable of claim 1, wherein: the first flame retardant unit comprises a first flame retardant ring (9) sleeved outside the insulating layer (2), a plurality of first channels (10) are arranged on the first flame retardant ring (9) at equal intervals, and magnesium hydroxide flame retardant (11) is filled in the first channels (10).
6. The copper core crosslinked polyethylene insulated steel tape armored polyolefin jacketed flame retardant cable of claim 1, wherein: the second flame retardant unit comprises a second flame retardant ring (12) sleeved outside the first flame retardant ring (9), a plurality of second channels (13) are arranged on the second flame retardant ring (12) at equal intervals, and aluminum hydroxide flame retardant (14) is filled in the second channels (13).
7. The copper core crosslinked polyethylene insulated steel tape armored polyolefin jacketed flame retardant cable of claim 5, wherein: the fire-retardant ring (9) of No. one and fire-retardant ring (12) cooperation setting, and fire-retardant ring (9) of No. one and fire-retardant ring (12) of No. two all adopt the silicone rubber material to make, evenly offered a plurality of strip parts (15) at fire-retardant ring (9) surface of No. one, evenly offered a plurality of bar grooves (16) at fire-retardant ring (12) internal surface of No. two, the strip part (15) corresponds the block to bar groove (16) in with fire-retardant ring (9) of No. one and fire-retardant ring (12) of No. two consolidate and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322344872.7U CN220691754U (en) | 2023-08-30 | 2023-08-30 | Copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322344872.7U CN220691754U (en) | 2023-08-30 | 2023-08-30 | Copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220691754U true CN220691754U (en) | 2024-03-29 |
Family
ID=90403179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322344872.7U Active CN220691754U (en) | 2023-08-30 | 2023-08-30 | Copper core crosslinked polyethylene insulated steel tape armored polyolefin sheath flame-retardant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220691754U (en) |
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2023
- 2023-08-30 CN CN202322344872.7U patent/CN220691754U/en active Active
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