CN220189264U - Mineral insulation aluminum metal sheath flexible cable - Google Patents
Mineral insulation aluminum metal sheath flexible cable Download PDFInfo
- Publication number
- CN220189264U CN220189264U CN202321554001.1U CN202321554001U CN220189264U CN 220189264 U CN220189264 U CN 220189264U CN 202321554001 U CN202321554001 U CN 202321554001U CN 220189264 U CN220189264 U CN 220189264U
- Authority
- CN
- China
- Prior art keywords
- layer
- conductors
- fixed
- aluminum metal
- flexible cable
- 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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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 32
- 239000011707 mineral Substances 0.000 title claims abstract description 32
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000009413 insulation Methods 0.000 title description 3
- 239000010410 layer Substances 0.000 claims abstract description 121
- 239000004020 conductor Substances 0.000 claims abstract description 49
- 230000002093 peripheral effect Effects 0.000 claims abstract description 29
- 239000011241 protective layer Substances 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 9
- 230000009970 fire resistant effect Effects 0.000 claims description 8
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 5
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- 229920003051 synthetic elastomer Polymers 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000005061 synthetic rubber Substances 0.000 claims description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 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 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 239000004636 vulcanized rubber Substances 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 relates to a mineral insulated aluminum metal sheath flexible cable, which comprises a plurality of conductors, wherein inner layers are arranged on the peripheral walls of the conductors, outer layers for fixing the conductors together are arranged on the peripheral walls of the conductors, the inner layers comprise insulating layers fixed on the peripheral walls of the conductors, inner protection layers are fixed on the peripheral walls of the insulating layers, shielding layers are fixed on the peripheral walls of the inner protection layers, and reinforcing layers are fixed on the peripheral walls of the shielding layers. This mineral insulated aluminum metal sheath flexible cable, when using, carry the electric energy through the conductor, be equipped with the inlayer on the peripheral wall of conductor, a plurality of conductors and inlayer are wrapped up inside the skin, can effectively increase the protection to the conductor through inlayer and outer cooperation, in addition, inner protection layer, enhancement layer and outer protective layer can effectively increase the tensile withstand voltage ability of cable, and do not influence the bending property of cable, conveniently lay the cable, and is more practical.
Description
Technical Field
The utility model relates to the technical field of flexible cables, in particular to a mineral insulated aluminum metal sheath flexible cable.
Background
The mineral cable is a type of cable, is suitable for lines with rated voltage below 1000V, has continuous working temperature of 250 ℃, can continuously supply power for 3 hours at 950-1000 ℃, and is widely applied to places related to fire protection and fire protection life saving such as high-rise buildings, subways, tunnels, large-scale commercial complexes, schools, hospitals, gymnasiums and the like.
The conventional mineral insulated fire-resistant cable can still keep supplying power for a relatively long time after firing, but has the defects of low tensile capacity, complex production and manufacture, high manufacturing cost, and poor cable bending performance due to the limitation of the production process, for example, chinese patent (publication number: CN 206480396U) discloses a mineral insulated aluminum metal sheath flexible cable, and the background art part of the patent also provides the problem of the prior art, so that the mineral insulated aluminum metal sheath flexible cable is provided to solve the problem.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the mineral insulated aluminum metal sheath flexible cable which has the advantages of better performance, practicability and the like, and solves the problem of lower performance of the traditional cable.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mineral insulated aluminum metal sheath flexible cable, includes a plurality of conductors of quantity, a plurality of all be equipped with the inlayer on the periphery wall of conductor, a plurality of be equipped with on the periphery wall of conductor and fix the skin that a plurality of conductors are in the same place.
The inner layer comprises an insulating layer fixed on the outer peripheral wall of the conductor, an inner protective layer is fixed on the outer peripheral wall of the insulating layer, a shielding layer is fixed on the outer peripheral wall of the inner protective layer, and a reinforcing layer is fixed on the outer peripheral wall of the shielding layer.
Further, the conductors are annealed copper wires, and a plurality of the conductors are helically stranded together.
Further, the insulating layer is made of artificial synthetic rubber material, and the inner protective layer is an aluminum metal net sleeve.
Further, the shielding layer is a stainless steel wire woven mesh layer, and the reinforcing layer is an aramid fiber woven layer.
Further, the outer layer includes mineral substance filling layer and outer protective layer, and a plurality of the conductor is all fixed in outer protective layer inboard, mineral substance filling layer fills between a plurality of enhancement layers and outer protective layer, be fixed with the flame retardant coating on the periphery wall of outer protective layer, be fixed with the wearing layer on the periphery wall of flame retardant coating.
Further, the mineral filling layer is a highly compressed powdered magnesium oxide filling, and the outer protective layer is a nylon tape winding layer.
Further, the fire-resistant layer is a mica tape material, and the wear-resistant layer is a thermoplastic elastomer material layer.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
this mineral insulated aluminum metal sheath flexible cable, when using, carry the electric energy through the conductor, be equipped with the inlayer on the peripheral wall of conductor, a plurality of conductors and inlayer are wrapped up inside the skin, can effectively increase the protection to the conductor through inlayer and outer cooperation, in addition, inner protection layer, enhancement layer and outer protective layer can effectively increase the tensile withstand voltage ability of cable, and do not influence the bending property of cable, conveniently lay the cable, and is more practical.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the inner layer structure of the present utility model;
fig. 3 is a schematic top view of the present utility model.
In the figure: 1 conductor, 2 inner layer, 201 insulating layer, 202 inner protective layer, 203 shielding layer, 204 reinforcing layer, 3 outer layer, 301 mineral filling layer, 302 outer protective layer, 303 fire-resistant layer, 304 wear-resistant layer.
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, in this embodiment, a flexible cable with a metal sheath of mineral insulation aluminum includes a plurality of conductors 1, the conductors 1 are wires made of annealed copper, the conductors 1 are helically stranded together, an inner layer 2 is disposed on the outer peripheral walls of the conductors 1, an outer layer 3 for fixing the conductors 1 together is disposed on the outer peripheral walls of the conductors 1, when the flexible cable is used, electric energy is transmitted through the conductors 1, an inner layer 2 is disposed on the outer peripheral walls of the conductors 1, the conductors 1 and the inner layer 2 are wrapped inside the outer layer 3, the protection of the conductors 1 can be effectively increased through the cooperation of the inner layer 2 and the outer layer 3, in addition, the tensile pressure resistance of the cable can be effectively increased through the inner protection layer 202, the reinforcing layer 204 and the outer protection layer 302, the bending performance of the cable is not affected, the cable is conveniently paved, and the flexible cable is more practical.
The inner layer 2 comprises an insulating layer 201 fixed on the peripheral wall of the conductor 1, a plurality of conductors 1 are mutually independent through the insulating layer 201, power transmission is facilitated, an inner protective layer 202 is fixed on the peripheral wall of the insulating layer 201, a shielding layer 203 is fixed on the peripheral wall of the inner protective layer 202, the conductor 1 can be effectively protected through the inner protective layer 202 and the shielding layer 203, meanwhile, a magnetic field generated by a cable can be shielded, loss of the magnetic field to surrounding electric appliances is avoided, a reinforcing layer 204 is fixed on the peripheral wall of the shielding layer 203, the tensile and compressive capacities of the cable can be effectively increased through the reinforcing layer 204, and meanwhile, the flexibility of the cable is not affected.
The insulating layer 201 is made of an artificial synthetic rubber material, synthetic rubber, also called synthetic elastomer, is made of an artificial high-elasticity polymer, is low in cost, has excellent performances such as high elasticity and insulativity, the inner protective layer 202 is an aluminum metal net sleeve, the aluminum metal net is low in manufacturing cost, can effectively play a role in protection, the shielding layer 203 is a stainless steel wire woven net layer, is high in strength, high in tensile force, toughness and wear resistance, low in cost, the manufactured silk screen can keep the bending capability of a cable, the reinforcing layer 204 is an aramid fiber woven layer, and aramid fiber is novel high-tech synthetic fiber, has excellent performances such as ultrahigh strength, high modulus, high temperature resistance, acid resistance, alkali resistance, light weight and the like, and is low in cost.
Referring to fig. 1 and 3, in the embodiment, the outer layer 3 includes a mineral filling layer 301 and an outer protection layer 302, the plurality of conductors 1 are all fixed inside the outer protection layer 302, the mineral filling layer 301 is filled between the plurality of reinforcing layers 204 and the outer protection layer 302, the plurality of conductors 1 are fixed and protected by the mineral filling layer 301 and the outer protection layer 302, the safety of the cable is further improved, a refractory layer 303 is fixed on the outer peripheral wall of the outer protection layer 302, the fire-proof effect of the cable can be effectively improved by the refractory layer 303, a wear-resistant layer 304 is fixed on the outer peripheral wall of the refractory layer 303, and the wear of the cable surface caused by the outside can be reduced by the wear-resistant layer 304.
The mineral substance filling layer 301 is a highly compressed powdery magnesium oxide filling material, magnesium oxide is an inorganic substance, magnesium oxide is a white solid at normal temperature, the high fire-resistant insulating property is achieved, the outer protective layer 302 is a nylon tape winding layer, nylon is a way of speaking of polyamide fiber, the high tensile strength, impact strength, rigidity, abrasion resistance and chemical resistance are achieved, the fire-resistant layer 303 is a mica tape material, the mica tape is also called fire-resistant mica tape, the fire-resistant insulating material is achieved, the high temperature resistance and the burning resistance are achieved, the wear-resistant layer 304 is a thermoplastic elastomer material layer, the material is the same as that of the insulating layer 201, and the thermoplastic elastomer has the excellent performances of high elasticity, aging resistance and oil resistance of the traditional crosslinked vulcanized rubber.
The working principle of the embodiment is as follows:
the electric energy is conveyed through the conductor 1, the conductors 1 are mutually independent through the insulating layer 201, power transmission is facilitated, the conductor 1 can be effectively protected through the inner protection layer 202 and the shielding layer 203, meanwhile, the magnetic field generated by the cable can be shielded, loss of surrounding electric appliances caused by the magnetic field is avoided, the tensile and compressive capacities of the cable can be effectively increased through the reinforcing layer 204, and meanwhile, the flexibility of the cable is not affected.
The plurality of conductors 1 are fixed and protected through the mineral substance filling layer 301 and the outer protection layer 302, the safety of the cable is further improved, the fireproof effect of the cable can be effectively improved through the fireproof layer 303, and the abrasion of the outside to the surface of the cable can be reduced through the abrasion-resistant layer 304.
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 (7)
1. A mineral insulated aluminium metal sheathed flexible cable comprising a plurality of conductors (1), characterized in that: an inner layer (2) is arranged on the outer peripheral walls of the conductors (1), and an outer layer (3) for fixing the conductors (1) together is arranged on the outer peripheral walls of the conductors (1);
the inner layer (2) comprises an insulating layer (201) fixed on the outer peripheral wall of the conductor (1), an inner protective layer (202) is fixed on the outer peripheral wall of the insulating layer (201), a shielding layer (203) is fixed on the outer peripheral wall of the inner protective layer (202), and a reinforcing layer (204) is fixed on the outer peripheral wall of the shielding layer (203).
2. A mineral insulated aluminum metal jacketed flexible cable as in claim 1, wherein: the conductors (1) are annealed copper wires, and a plurality of the conductors (1) are helically stranded together.
3. A mineral insulated aluminum metal jacketed flexible cable as in claim 1, wherein: the insulating layer (201) is made of an artificial synthetic rubber material, and the inner protective layer (202) is an aluminum metal net sleeve.
4. A mineral insulated aluminum metal jacketed flexible cable as in claim 1, wherein: the shielding layer (203) is a stainless steel wire woven mesh layer, and the reinforcing layer (204) is an aramid fiber woven layer.
5. A mineral insulated aluminum metal jacketed flexible cable as in claim 1, wherein: the outer layer (3) comprises a mineral substance filling layer (301) and an outer protective layer (302), a plurality of conductors (1) are fixed on the inner side of the outer protective layer (302), the mineral substance filling layer (301) is filled between the reinforcing layers (204) and the outer protective layer (302), a fireproof layer (303) is fixed on the outer peripheral wall of the outer protective layer (302), and a wear-resistant layer (304) is fixed on the outer peripheral wall of the fireproof layer (303).
6. A mineral insulated aluminum metal jacketed flexible cable as in claim 5, wherein: the mineral substance filling layer (301) is a highly compressed powdered magnesium oxide filling, and the outer protective layer (302) is a nylon tape winding layer.
7. A mineral insulated aluminum metal jacketed flexible cable as in claim 5, wherein: the fire-resistant layer (303) is made of mica tape material, and the wear-resistant layer (304) is made of thermoplastic elastomer material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321554001.1U CN220189264U (en) | 2023-06-19 | 2023-06-19 | Mineral insulation aluminum metal sheath flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321554001.1U CN220189264U (en) | 2023-06-19 | 2023-06-19 | Mineral insulation aluminum metal sheath flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189264U true CN220189264U (en) | 2023-12-15 |
Family
ID=89103174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321554001.1U Active CN220189264U (en) | 2023-06-19 | 2023-06-19 | Mineral insulation aluminum metal sheath flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189264U (en) |
-
2023
- 2023-06-19 CN CN202321554001.1U patent/CN220189264U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |