CN220340960U - Extruded aluminum sheath fireproof cable - Google Patents
Extruded aluminum sheath fireproof cable Download PDFInfo
- Publication number
- CN220340960U CN220340960U CN202321789037.8U CN202321789037U CN220340960U CN 220340960 U CN220340960 U CN 220340960U CN 202321789037 U CN202321789037 U CN 202321789037U CN 220340960 U CN220340960 U CN 220340960U
- Authority
- CN
- China
- Prior art keywords
- layer
- cable
- retardant
- flame
- cable core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 32
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000003063 flame retardant Substances 0.000 claims abstract description 46
- 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 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 22
- 239000004411 aluminium Substances 0.000 claims description 20
- 238000005728 strengthening Methods 0.000 claims description 12
- 229910052736 halogen Inorganic materials 0.000 claims description 9
- 150000002367 halogens Chemical class 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 230000009970 fire resistant effect Effects 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 239000004020 conductor Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 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 provides an extruded aluminum sheath fireproof cable, which comprises a cable core body, wherein the cable core body comprises a cable core and a cable core outer sleeve layer, a buffer rubber sleeve layer is arranged on the outer side of the cable core body, a flame-retardant layer is arranged on the outer side of the buffer rubber sleeve layer, an aluminum sheath layer is arranged on the outer side of the flame-retardant layer, the flame-retardant layer and the aluminum sheath layer are fixedly connected through elastic connecting ribs, a hollow buffer layer is formed between the flame-retardant layer and the aluminum sheath layer, a low-smoke halogen-free sheath layer is arranged on the outer side of the aluminum sheath layer, steel wire reinforcing ribs and radiating guide fins are arranged in the low-smoke halogen-free sheath layer, the number of the steel wire reinforcing ribs is multiple, the steel wire reinforcing ribs are uniformly distributed in the low-smoke halogen-free sheath layer, and the radiating guide fins are arranged between two adjacent steel wire reinforcing ribs. The cable is provided with the elastic connecting ribs and the hollow buffer layer, so that the pressure applied to the cable can be buffered, the damage probability of conductors in the cable is greatly reduced, the heat dissipation performance of the fireproof cable is improved, and the cable is convenient to popularize and apply.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to an extruded aluminum sheath fireproof cable.
Background
A cable is an electrical energy or signal transmission device, typically consisting of several wires or groups of wires. Most of the anti-aging cables are laid in an outdoor overhead mode. The fireproof cable has the advantages that the fireproof cable with wider application at the current stage mainly comprises two main types of UL series flame-retardant cables and flame-retardant low-smoke halogen-free cables. The rope-like object, usually twisted from several wires or groups of wires, is called a cable, each group of wires being insulated from each other and often twisted around a center, covered with a highly insulating coating throughout, the cable having the characteristics of inner current carrying and outer insulation. At present, although cables on the market generally have certain tensile resistance, the compressive resistance is common, so that the cables are extremely easy to damage and shorten the service life under special operation environments, and are inconvenient to use effectively, meanwhile, the cables can generate heat in the power transmission process, and the surface temperature of the cables is higher along with the increase of load current. Therefore, we propose an extruded aluminum sheath fireproof cable to solve the above problems.
Disclosure of Invention
Aiming at the defects in the problems, the utility model provides the extruded aluminum sheath fireproof cable which is provided with the elastic connecting ribs and the hollow buffer layer, so that the pressure applied to the cable can be buffered, the probability of damaging the conductor in the cable is greatly reduced, the heat dissipation performance of the fireproof cable is improved, and the popularization and the application are facilitated.
In order to solve the problems, the technical scheme provided by the utility model is as follows:
the utility model provides an crowded package aluminium sheath fireproof cable, includes the cable core body, the cable core body includes cable core and cable core overcoat, the outside of cable core body is provided with the cushion rubber cover layer, the outside on cushion rubber cover layer is provided with fire-retardant layer, the outside on fire-retardant layer is provided with the aluminium restrictive coating, fire-retardant layer with aluminium restrictive coating passes through elastic connection rib fixed connection, fire-retardant layer with form the cavity buffer layer between the aluminium restrictive coating, the outside on aluminium restrictive coating is provided with low smoke and zero halogen restrictive coating, be provided with steel wire strengthening rib and radiating guide in the low smoke and zero halogen restrictive coating, the quantity of steel wire strengthening rib is a plurality of, a plurality of steel wire strengthening rib even distribution is in the low smoke and zero halogen restrictive coating, the quantity of radiating guide is a plurality of, adjacent two be provided with between the steel wire strengthening rib the radiating guide.
Further, two upper and lower buffer rubber sleeve layers are arranged in the flame retardant layer, and three cable core bodies are horizontally arranged in each buffer rubber sleeve layer.
Furthermore, the buffer rubber sleeve layer is internally filled with a flame-retardant filling layer, and the flame-retardant filling layer is made of a high flame-retardant polyethylene material.
Further, the flame retardant layer is filled with a carbon fiber filling cavity layer.
Furthermore, the elastic connecting ribs are made of elastic materials.
Furthermore, the heat dissipation guide plate is made of copper sheet materials.
Further, the flame-retardant layer is an aramid fiber flame-retardant fabric layer.
Compared with the prior art, the utility model has the following advantages:
1. under the condition that the flame-retardant filling layer and the flame-retardant layer are held, the flame retardant performance of the cable is enhanced, external fire sources can be blocked, and the condition that the cable is damaged in a large range due to the fire sources is avoided;
2. the elastic connecting ribs and the hollow buffer layer are arranged to play a role in buffering and reducing pressure, so that the internal electric wires are prevented from being damaged by pressure, and the electric wires can be ensured to be normally used in places with severe environments;
3. the heat dissipation guide fins are uniformly arranged between two adjacent steel wire reinforcing ribs, and can accelerate outward conduction of heat generated in the working process of the cable, so that the heat dissipation effect of the cable is improved;
4. the steel wire reinforcing ribs are uniformly distributed in the low-smoke halogen-free sheath layer, and the structure of the cable is stabilized and the tensile property of the cable is improved through the steel wire reinforcing ribs 11.
In summary, this kind of crowded package aluminium sheath fireproof cable has extensive practicality to solve the cable on the market at present that proposes among the above-mentioned prior art and generally possess certain stretch-proofing ability, but its compressive capacity is general, therefore under special operation environment, extremely fragile and shorten its life-span, be inconvenient for effective use, simultaneously the cable is at the in-process of power transmission, must generate heat, along with load current's increase, its surface temperature just problem higher, has extensive spreading value.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Description of main reference numerals:
1-cable core, 2-cable core outer sleeve layer, 3-buffer rubber sleeve layer, 4-flame retardant layer, 5-aluminum sheath layer, 6-low smoke halogen-free sheath layer, 7-flame retardant filling layer, 8-carbon fiber filling inner cavity layer, 9-elastic connecting rib, 10-hollow buffer layer, 11-steel wire reinforcing rib and 12-heat dissipation guide piece.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, which are not intended to limit the utility model, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
As shown in fig. 1, the embodiment of the utility model comprises a cable core body, wherein the cable core body comprises a cable core 1 and a cable core outer sleeve layer 2, a buffer rubber sleeve layer 3 is arranged on the outer side of the cable core body, three cable core bodies are horizontally arranged in each buffer rubber sleeve layer 3, a flame-retardant filling layer 7 is filled in each buffer rubber sleeve layer 3, and the flame-retardant filling layer 7 is made of high flame-retardant polyethylene materials.
The outside on buffer rubber cover layer 3 is provided with fire-retardant layer 4, and fire-retardant layer 4 is the flame retardant precoat of aramid fiber, is provided with two upper and lower buffer rubber cover layers 3 in the fire-retardant layer 4, and fire-retardant layer 4 intussuseption is filled with carbon fiber and is filled with inner chamber layer 8, holds down fire-retardant filling layer 7 and fire-retardant layer 4, has strengthened the fire resistance of cable, can external fire source block, avoids leading to the situation that the cable is impaired on a large scale because of the fire source.
The outside on fire-retardant layer 4 is provided with aluminium restrictive coating 5, and fire-retardant layer 4 and aluminium restrictive coating 5 pass through elastic connection rib 9 fixed connection, and elastic connection rib 9 is made for elastic material, forms cavity buffer layer 10 between fire-retardant layer 4 and the aluminium restrictive coating 5, is provided with elastic connection rib 9 and cavity buffer layer 10 and can play buffering decompression effect, avoids inside electric wire to receive the pressure to damage, guarantees that it can be in the comparatively abominable local normal use of environment.
The outside of aluminium restrictive coating 5 is provided with low smoke and zero halogen restrictive coating 6, be provided with steel wire strengthening rib 11 and heat dissipation guide fin 12 in the low smoke and zero halogen restrictive coating 6, the quantity of steel wire strengthening rib 11 is a plurality of, a plurality of steel wire strengthening ribs 11 even distribution is in low smoke and zero halogen restrictive coating 6, stabilize the structure of cable and improve the tensile properties of cable through steel wire strengthening rib 11, wherein heat dissipation guide fin 12 adopts the copper sheet material to make, the quantity of heat dissipation guide fin 12 is a plurality of, and heat dissipation guide fin 12 sets up even setting between two adjacent steel wire strengthening ribs 11, heat dissipation guide fin 12 can accelerate the heat outside conduction that produces in the cable course of working, improve the radiating effect of cable.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides an crowded package aluminium sheath fireproof cable, includes the cable core body, the cable core body includes cable core (1) and cable core jacket layer (2), the outside of cable core body is provided with buffering rubber jacket layer (3), its characterized in that, the outside of buffering rubber jacket layer (3) is provided with fire-retardant layer (4), the outside of fire-retardant layer (4) is provided with aluminium restrictive coating (5), fire-retardant layer (4) with aluminium restrictive coating (5) pass through elastic connection rib (9) fixed connection, fire-retardant layer (4) with form cavity buffer layer (10) between aluminium restrictive coating (5), the outside of aluminium restrictive coating (5) is provided with low smoke and zero halogen restrictive coating (6), be provided with steel wire strengthening rib (11) and heat dissipation conducting strip (12) in low smoke zero halogen restrictive coating (6), the quantity of steel wire strengthening rib (11) is a plurality of the even distribution of steel wire strengthening rib (11) is in low smoke zero halogen restrictive coating (6), heat dissipation conducting strip (12) are two adjacent to be provided with between two heat dissipation conducting strip (12).
2. The extruded aluminum sheath fireproof cable according to claim 1, wherein the flame retardant layer (4) is internally provided with an upper buffer rubber sleeve layer (3) and a lower buffer rubber sleeve layer (3), and three cable core bodies are horizontally arranged in each buffer rubber sleeve layer (3).
3. An extruded aluminium sheathed fireproof cable according to claim 2, wherein the buffer rubber sheath layer (3) is filled with a flame-retardant filling layer (7), and the flame-retardant filling layer (7) is made of a high flame-retardant polyethylene material.
4. A fire-resistant cable with extruded aluminium sheath according to claim 3, characterized in that the flame-retardant layer (4) is internally filled with a carbon fiber-filled inner cavity layer (8).
5. An extruded aluminium sheathed fireproof cable according to claim 4, wherein the elastic connection ribs (9) are made of an elastic material.
6. An extruded aluminium sheathed fireproof cable according to claim 5, wherein the heat sink fins (12) are made of copper sheet material.
7. An extruded aluminium sheathed fireproof cable according to claim 6, wherein the flame retardant layer (4) is an aramid fiber flame retardant fabric layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321789037.8U CN220340960U (en) | 2023-07-10 | 2023-07-10 | Extruded aluminum sheath fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321789037.8U CN220340960U (en) | 2023-07-10 | 2023-07-10 | Extruded aluminum sheath fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220340960U true CN220340960U (en) | 2024-01-12 |
Family
ID=89458860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321789037.8U Active CN220340960U (en) | 2023-07-10 | 2023-07-10 | Extruded aluminum sheath fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220340960U (en) |
-
2023
- 2023-07-10 CN CN202321789037.8U patent/CN220340960U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |