CN212847748U - Electrical-grade aluminum alloy flexible mineral insulation fireproof cable - Google Patents
Electrical-grade aluminum alloy flexible mineral insulation fireproof cable Download PDFInfo
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- CN212847748U CN212847748U CN202021860756.0U CN202021860756U CN212847748U CN 212847748 U CN212847748 U CN 212847748U CN 202021860756 U CN202021860756 U CN 202021860756U CN 212847748 U CN212847748 U CN 212847748U
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- Prior art keywords
- layer
- conductor assembly
- cable
- aluminum alloy
- conductor
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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 21
- 238000009413 insulation Methods 0.000 title claims abstract description 15
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 14
- 239000011707 mineral Substances 0.000 title claims abstract description 14
- 239000010410 layer Substances 0.000 claims abstract description 92
- 239000004020 conductor Substances 0.000 claims abstract description 50
- 239000011248 coating agent Substances 0.000 claims abstract description 24
- 238000000576 coating method Methods 0.000 claims abstract description 24
- 239000003063 flame retardant Substances 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 20
- 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 16
- 239000011241 protective layer Substances 0.000 claims abstract description 10
- 239000000779 smoke Substances 0.000 claims abstract description 9
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 5
- 150000002367 halogens Chemical class 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 11
- 239000010445 mica Substances 0.000 claims description 6
- 229910052618 mica group Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 239000002086 nanomaterial Substances 0.000 claims description 3
- 239000010451 perlite Substances 0.000 claims description 3
- 235000019362 perlite Nutrition 0.000 claims description 3
- 238000010891 electric arc Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a flexible mineral insulation fireproof cable of electrician's level aluminum alloy, including conductor assembly and first flame retardant coating, be equipped with band layer between conductor assembly and the first flame retardant coating, conductor assembly is three groups at least, the interval is the same between the adjacent conductor assembly, be equipped with the filling layer between band layer and the conductor assembly, the band layer outer wall is equipped with metal protective layer, be equipped with zero halogen low smoke jacket layer between metal protective layer and the first flame retardant coating, with expect to solve cable and cable contact, when buckling, make the insulating layer damage of cable easily, lead to a plurality of sinle silks to produce electric arc simultaneously, make the temperature sharply rise, very easily cause the problem of conflagration.
Description
Technical Field
The utility model relates to a fireproof cable, more specifically the utility model discloses mainly relate to an electrician's level aluminum alloy flexible mineral insulation fireproof cable.
Background
In recent years, in order to improve the safety level of an electric line and reduce the occurrence and loss of electric fire accidents, the national ministry of construction, the public security department and some local governments have successively issued some electric design specifications and clearly stipulate that fireproof cables must be adopted in some important electric lines and places, thereby further widening the application range of the fireproof cables.
At present, the cable on the market is mainly that a whole strand of cable parcel is in the protective sheath, this kind of cable is simple structure, the preparation process is simple and convenient, but cable and cable contact, when buckling, make the insulating layer damage of cable easily, the insulating layer damage back, the sinle silk can produce electric arc, the temperature risees, thereby make the insulating layer carbonization, a plurality of cables are twisted into one moreover, when certain cable insulating layer damage back, the electric arc that the sinle silk produced can also make the insulating layer carbonization of adjacent cable, lead to a plurality of sinle silks to produce electric arc simultaneously, make the temperature sharply rise, very easily cause the conflagration.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model is to solve the aforesaid not enough, provide a flexible mineral insulation fireproof cable of electrician's level aluminum alloy to expect to solve cable and cable contact, when buckling, make the insulating layer of cable damaged easily, lead to a plurality of sinle silks to produce electric arc simultaneously, make the temperature sharply rise, very easily cause the problem of conflagration.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a flexible mineral insulation fireproof cable of electrician's level aluminum alloy, including conductor assembly and first flame retardant coating, conductor assembly with be equipped with the band layer between the first flame retardant coating, conductor assembly is three groups at least, and is adjacent interval is the same between the conductor assembly, the band layer with be equipped with the filling layer between the conductor assembly, the band layer outer wall is equipped with the metal protection layer, the metal protection layer with be equipped with no steamed low cigarette restrictive coating between the first flame retardant coating.
Preferably, the further technical scheme is as follows: the conductor assembly comprises a conductor, insulating protective layers are arranged on the outer wall of the conductor at intervals, a mica tape layer is arranged between the insulating protective layers and the conductor, and a second fireproof layer is sleeved on the outer wall of each insulating protective layer.
The further technical scheme is as follows: the filling layer is made of inorganic mineral materials.
The further technical scheme is as follows: the first fireproof layer is made of inorganic mineral composite nano materials.
The further technical scheme is as follows: the metal protective layer is made of an aluminum foil material.
The further technical scheme is as follows: the second fireproof layer is made of perlite.
Compared with the prior art, one of the beneficial effects of the utility model is that: through the first flame retardant coating of interval suit at the conductor assembly outer wall, be used for realizing fire behavior through first flame retardant coating, be provided with the filling layer simultaneously between band layer and conductor assembly, be used for fixed with conductor assembly by the filling layer, it is equipped with the metal protection layer to overlap at the band layer outer wall, be used for protecting conductor assembly through the metal protection layer, improve the refractiveness of cable, be provided with no halogen low smoke restrictive coating between metal protection layer and flame retardant coating, be used for through there not being produced poisonous after the cable burning of low smoke restrictive coating of halogen free, harmful gas.
Drawings
Fig. 1 is a schematic structural diagram illustrating a cross section of an electrical grade aluminum alloy flexible mineral insulated fireproof cable according to an embodiment of the present invention.
Fig. 2 is an enlarged cross-sectional view schematically illustrating a conductor assembly according to another embodiment of the present invention.
In the figure, 1 is the conductor assembly, 2 is first flame retardant coating, 3 is the band layer, 4 is the filling layer, 5 is the metal protection layer, 6 is no halogen low smoke restrictive coating, 7 is the conductor, 8 is insulating protective layer, 9 is mica tape layer, 10 is the second flame retardant coating.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 and fig. 2, an embodiment of the present invention is an electrical grade aluminum alloy flexible mineral insulated fireproof cable, including a conductor assembly 1 and a first fireproof layer 2, the first fireproof layer 2 is spaced and sleeved on the outer wall of the cutter body assembly for providing protection for the conductor assembly 1 by the first fireproof layer 2, and a belting layer 3 is disposed between the conductor assembly 1 and the fireproof layer, the conductor assemblies 1 are at least three groups, and are spaced and disposed adjacent to the conductor assembly 1 with the same spacing, the belting layer 3 is spaced and disposed with the fireproof layer, and the belting layer 3 is also spaced and disposed with the conductor assembly 1, by disposing a filling layer 4 between the belting layer 3 and the conductor assembly 1, for providing protection and fixing effects for the conductor assembly 1 by the filling layer 4, and fixing the filling layer 4 and the conductor assembly 1 by the belting layer 3, improve conductor assembly 1's stability, set up metal protection layer 5 through 3 outer walls at aforementioned band layer, be used for consolidating band layer 3 through metal protection layer 5, play the fire prevention effect to conductor assembly 1 through metal protection layer 5 simultaneously, through set up halogen-free low smoke restrictive coating 6 between aforementioned metal protection layer 5 and aforementioned first flame retardant coating 2, aforementioned halogen-free low smoke restrictive coating 6 is hugged closely and is attached between aforementioned metal protection layer 5 and aforementioned first flame retardant coating 2, be used for through the toxicity that produces when the burning of halogen-free low smoke restrictive coating 6 reduction cable, the gas of corrosivity.
Referring to fig. 2, in another embodiment of the present invention, the conductor assembly 1 includes a conductor 7, an insulation protection layer 8 is disposed at an interval on an outer wall of the conductor 7 for protecting the conductor 7 through the insulation protection layer 8, the insulation protection layer 8 may be any one of PVC material and polyolefin material, a mica tape layer 9 is disposed between the insulation protection layer 8 and the conductor 7, the mica tape layer 9 is attached between the insulation protection layer 8 and the conductor 7 for improving the insulation fire resistance of the cable through the mica tape layer 9, and a second fireproof layer 10 is disposed on an outer wall of the insulation protection layer 8 for improving the fireproof quality of the cable through the second fireproof layer 10.
Referring to fig. 1 and 2, in another embodiment of the present invention, the filling layer 4 is made of inorganic mineral material, and is used to fix the conductor assembly 1 installed in the cable through the filling layer 4, so as to improve the stability of the conductor assembly 1 in the filling layer 4, and by using the inorganic mineral material as the filling layer 4, the insulation, fire-retardant performance of the conductor assembly 1 is achieved, and the manufacturing cost of the cable is reduced.
Referring to fig. 1, in another embodiment of the present invention, the first fire-retardant layer 2 is made of inorganic mineral composite nano material, and is used for further protecting the cable through the first fire-retardant layer 2, so as to improve the fire resistance of the cable and improve the safety of the cable during use.
Referring to fig. 1, in another embodiment of the present invention, the central axes of the first fire-retardant layer 2, the belting layer 3, the filling layer 4, the metal protection layer 5 and the halogen-free low-smoke sheath layer 6 are the same.
Referring to fig. 2, in another embodiment of the present invention, the metal protection layer 5 is an aluminum foil material, and the metal protection layer 5 has good ductility, moisture resistance and corrosion resistance due to the aluminum foil material.
Referring to fig. 2, in another embodiment of the present invention, the second fireproof layer 10 is made of perlite, which is fireproof and heat-insulating, and is used for further protecting the cable through the second fireproof layer 10, so as to improve the fireproof performance of the cable and the safety of the cable during use.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a flexible mineral insulation fireproof cable of electrician's level aluminum alloy, includes conductor assembly (1) and first flame retardant coating (2), its characterized in that: conductor assembly (1) with be equipped with band layer (3) between first flame retardant coating (2), conductor assembly (1) is three groups at least, and is adjacent the interval is the same between conductor assembly (1), band layer (3) with be equipped with filling layer (4) between conductor assembly (1), band layer (3) outer wall is equipped with metal protection layer (5), metal protection layer (5) with be equipped with between first flame retardant coating (2) and be had no halogen low smoke restrictive coating (6).
2. The electrical grade aluminum alloy flexible mineral insulated fireproof cable of claim 1, wherein: the conductor assembly (1) comprises a conductor (7), insulating protective layers (8) are arranged on the outer wall of the conductor (7) at intervals, a mica tape layer (9) is arranged between each insulating protective layer (8) and the conductor (7), and a second fireproof layer (10) is sleeved on the outer wall of each insulating protective layer (8).
3. The electrical grade aluminum alloy flexible mineral insulated fireproof cable of claim 1, wherein: the filling layer (4) is made of inorganic mineral materials.
4. The electrical grade aluminum alloy flexible mineral insulated fireproof cable of claim 1, wherein: the first fireproof layer (2) is made of inorganic mineral composite nano materials.
5. The electrical grade aluminum alloy flexible mineral insulated fireproof cable of claim 1, wherein: the metal protection layer (5) is made of an aluminum foil material.
6. The electrical grade aluminum alloy flexible mineral insulated fireproof cable of claim 2, wherein: the second fireproof layer (10) is made of perlite materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021860756.0U CN212847748U (en) | 2020-08-31 | 2020-08-31 | Electrical-grade aluminum alloy flexible mineral insulation fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021860756.0U CN212847748U (en) | 2020-08-31 | 2020-08-31 | Electrical-grade aluminum alloy flexible mineral insulation fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212847748U true CN212847748U (en) | 2021-03-30 |
Family
ID=75142432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021860756.0U Expired - Fee Related CN212847748U (en) | 2020-08-31 | 2020-08-31 | Electrical-grade aluminum alloy flexible mineral insulation fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212847748U (en) |
-
2020
- 2020-08-31 CN CN202021860756.0U patent/CN212847748U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 |
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| CF01 | Termination of patent right due to non-payment of annual fee |