CN220306012U - High-reliability flexible mineral insulation fireproof cable - Google Patents
High-reliability flexible mineral insulation fireproof cable Download PDFInfo
- Publication number
- CN220306012U CN220306012U CN202322151326.1U CN202322151326U CN220306012U CN 220306012 U CN220306012 U CN 220306012U CN 202322151326 U CN202322151326 U CN 202322151326U CN 220306012 U CN220306012 U CN 220306012U
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- layer
- sheath
- protective sleeve
- cable core
- fixedly connected
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- 238000009413 insulation Methods 0.000 title claims abstract description 24
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 20
- 239000011707 mineral Substances 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 94
- 238000005336 cracking Methods 0.000 claims abstract description 38
- 239000003063 flame retardant Substances 0.000 claims abstract description 38
- 239000000945 filler Substances 0.000 claims abstract description 24
- 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 description 34
- 238000005260 corrosion Methods 0.000 claims description 13
- 239000013013 elastic material Substances 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 82
- 230000000694 effects Effects 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 230000002265 prevention Effects 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 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
Abstract
The utility model relates to the technical field of high-reliability cables, and discloses a high-reliability flexible mineral insulation fireproof cable, wherein an anti-cracking layer is arranged on the inner side of a protective sleeve, a waterproof layer is arranged on the side surface of the anti-cracking layer, an inner protective sleeve is arranged on the inner side of the waterproof layer, and an anti-interference layer is arranged on the inner side of the inner protective sleeve. This high reliable flexible mineral insulation fireproof cable can avoid the protective sheath of outside to appear cracking phenomenon through the inboard layer of preventing cracking of protective sheath, and the inner protective sheath surrounds the filler in the protective sheath inboard and fixes, it is spacing fixed to the inboard cable core of filler, avoid taking place not hard up phenomenon in the protection, the cable core presents circular line structure at insulating sheath and fire-proof sheath, and the outside of cable core surrounds the insulating sheath, and fire-proof sheath surrounds the insulating sheath fixedly, and fire-proof sheath is made by fire-retardant elastic material, thereby increase cable core interference killing feature and fire resistance in the time of can protecting inboard cable core.
Description
Technical Field
The utility model relates to the technical field of high-reliability cables, in particular to a high-reliability flexible mineral insulation fireproof cable.
Background
The mineral insulation flexible fireproof cable is a cable which can keep safe operation for a certain time under the condition of flame combustion, 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, gymnasiums and the like, such as a power supply line and a control line of main power supply in important places and emergency facilities such as fire protection and the like, and the traditional mineral insulation flexible fireproof cable can still keep continuous power supply for a quite long time after firing, but has the problems that the protection of a conductor wire core is insufficient, and the insulation fireproof performance and the flexibility are not very high, so that the needs of people cannot be met.
The mineral insulation flexible fireproof cable comprises a low-smoke halogen-free outer sheath, wherein a flame-retardant layer is sleeved in the low-smoke halogen-free outer sheath, a heat insulation layer is sleeved in the flame-retardant layer, a flexible layer is sleeved in the heat insulation layer, a protective sleeve is sleeved in the flexible layer, mineral substance layers are arranged on two sides of the inner wall of the protective sleeve, an insulation protective layer is sleeved in the protective sleeve, an isolation layer is filled in the insulation protective layer, a copper sleeve is sleeved in the isolation layer, and a lead is sleeved in the copper sleeve.
However, although the utility model can realize the use of the mineral insulated flexible fireproof cable, the utility model has the defect of protecting the conductor core, the problem of insulating fireproof performance cannot be ensured due to the complex structure, and the flexibility is low, so that the technical scheme is solved by designing the mineral insulated flexible fireproof cable with high reliability.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a high-reliability flexible mineral insulation fireproof cable which is provided with a protective sleeve with an anti-cracking layer on the inner side, wherein the protective sleeve on the outer side can avoid cracking, the inner protective sleeve surrounds and fixes fillers on the inner side of the protective sleeve, a cable core on the inner side of the fillers is limited and fixed, loosening is avoided while protection is carried out, the cable core is in a circular line structure on the insulating sleeve and a fire insulation sheath, the insulating sleeve is surrounded and fixed on the outer side of the cable core, the fire insulation sheath is made of flame-retardant elastic materials, and therefore the advantages of anti-interference and fireproof performance of the cable core and the like are increased while the inner side cable core is protected, and the technical problems are solved.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high reliable flexible mineral insulation fireproof cable, includes the cable core, the cable core outside is provided with insulating cover, the insulating cover outside is provided with the filler, the filler outside is provided with the protective sheath, the insulating cover outside is provided with fire-proof sheath, the protective sheath inboard is provided with the crack control layer, crack control layer side is provided with the waterproof layer, the waterproof layer inboard is provided with interior protective sheath, interior protective sheath inboard is provided with the interference killing layer, the interference killing layer inboard is provided with fire-retardant layer, fire-retardant layer side is provided with the corrosion protection layer, the corrosion protection layer inboard is provided with the environmental protection sheath.
Preferably, the cable core is fixedly arranged on the inner side of the insulating sleeve, the outer side of the insulating sleeve is fixedly connected with the fire isolating sheath, the fire isolating sheath is fixedly connected with the protective sleeve by the filler, and the cable core is fixedly connected with the protective sleeve and is positioned on the inner side of the filler.
Through above-mentioned technical scheme, the cable core presents circular line structure at insulating cover and fire-proof sheath, and the outside of cable core surrounds insulating cover, and fire-proof sheath surrounds the insulating cover fixedly, and fire-proof sheath is made by fire-retardant elastic material to increase cable core interference killing feature and fire behavior when can protecting inboard cable core.
Preferably, the inner side of the protective sleeve is fixedly connected with the cracking prevention layer, the inner side of the cracking prevention layer is fixedly connected with the waterproof layer, the waterproof layer is respectively fixedly connected between the cracking prevention layer and the inner protective sleeve, and the inner protective sleeve is fixedly connected with the inner wall of the protective sleeve.
Through above-mentioned technical scheme, the inboard layer of preventing splitting of protective sheath is pasted in the inner wall of protective sheath, and prevents splitting the layer and have anti-splitting coating to make, can avoid the protective sheath outer wall to appear splitting the phenomenon, makes it improve the protection effect of protective sheath, effectively improves the inboard interior protective sheath to the protectiveness of cable core, guarantees that the cable core is not damaged.
Preferably, the anti-interference layer is fixedly connected to the inner side of the inner protective sleeve, the flame-retardant layer is fixedly connected to the inner side of the anti-interference layer, the anti-corrosion layer is fixedly connected to the inner side of the flame-retardant layer, and the environment-friendly protective sleeve is fixedly connected to the inner side of the anti-corrosion layer.
Through the technical scheme, the cracking phenomenon can be avoided in the protective sleeve of the outer side of the protective sleeve inner side anti-cracking layer, the inner protective sleeve surrounds and fixes the filler on the inner side of the protective sleeve, the cable core on the inner side of the filler is limited and fixed, the loosening phenomenon is avoided when the cable core is protected, the cable core is in a circular line structure with the insulating sleeve, the insulating sleeve is surrounded on the outer side of the cable core, the insulating sleeve is surrounded and fixed by the insulating sleeve, and the insulating sleeve is made of flame-retardant elastic materials, so that the anti-interference and fireproof performance of the cable core can be improved when the inner side cable core is protected.
Preferably, the environment-friendly sheath is fixedly connected with the inner wall of the inner protective sleeve, and the environment-friendly sheath is positioned at the inner side of the inner protective sleeve.
Through the technical scheme, the waterproof layer and the flame-retardant layer have waterproof effect and flame-retardant effect, the waterproof layer is smeared between the inner protective sleeve and the anti-cracking layer through waterproof paint, and water vapor is prevented from eroding the outer side of the protective sleeve to cause influence on the flame-retardant layer, so that the flame-retardant effect of the flame-retardant layer is improved.
Compared with the prior art, the utility model provides the highly reliable flexible mineral insulation fireproof cable, which has the following beneficial effects:
1. according to the utility model, the cracking phenomenon of the outer protective sleeve can be avoided through the cracking prevention layer at the inner side of the protective sleeve, the inner protective sleeve surrounds and fixes the filler at the inner side of the protective sleeve, the cable core at the inner side of the filler is limited and fixed, the loosening phenomenon is avoided during protection, the cable core is in a circular line structure with the insulating sleeve and the fire-isolating protective sleeve, the insulating sleeve is surrounded and fixed at the outer side of the cable core, the fire-isolating protective sleeve surrounds and fixes the insulating sleeve, and the fire-isolating protective sleeve is made of flame-retardant elastic materials, so that the cable core can be protected at the inner side, and the anti-interference and fireproof performance of the cable core can be improved.
2. According to the utility model, the waterproof layer and the flame-retardant layer have a waterproof effect and a flame-retardant effect, and the waterproof layer is coated between the inner protective sleeve and the anti-cracking layer through waterproof coating, so that water vapor is prevented from eroding the outer side of the protective sleeve to affect the flame-retardant layer, and the flame-retardant effect of the flame-retardant layer is improved.
Drawings
FIG. 1 is a schematic diagram of the front structure of a cable core according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a protective sheath according to the present utility model;
fig. 3 is a schematic cross-sectional view of the inner protective sleeve of the present utility model.
Wherein: 1. a cable core; 2. an insulating sleeve; 3. a filler; 4. a protective sleeve; 5. a fire-insulating sheath; 6. an anti-cracking layer; 7. a waterproof layer; 8. an inner protective sleeve; 9. an anti-interference layer; 10. a flame retardant layer; 11. an anti-corrosion layer; 12. an environment-friendly sheath.
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. 1-3, a highly reliable flexible mineral insulation fireproof cable comprises a cable core 1, wherein an insulation sleeve 2 is arranged on the outer side of the cable core 1, a filler 3 is arranged on the outer side of the insulation sleeve 2, a protection sleeve 4 is arranged on the outer side of the filler 3, a fire insulation sheath 5 is arranged on the outer side of the insulation sleeve 2, an anti-cracking layer 6 is arranged on the inner side of the protection sleeve 4, a waterproof layer 7 is arranged on the side surface of the anti-cracking layer 6, an inner protection sleeve 8 is arranged on the inner side of the waterproof layer 7, an anti-interference layer 9 is arranged on the inner side of the inner protection sleeve 8, a flame retardant layer 10 is arranged on the inner side of the anti-interference layer 9, an anti-corrosion layer 11 is arranged on the side surface of the flame retardant layer 10, and an environment-friendly sheath 12 is arranged on the inner side of the anti-corrosion layer 11.
Specifically, the cable core 1 is fixedly installed inside the insulating sleeve 2, the outer side of the insulating sleeve 2 is fixedly connected with the fire isolating sheath 5, the filler 3 is fixedly connected between the fire isolating sheath 5 and the protective sleeve 4, and the cable core 1 is fixedly connected and located inside the filler 3. The cable core 1 has the advantages that the insulating sleeve 2 and the fire-isolating sheath 5 are of a circular line structure, the insulating sleeve 2 is surrounded on the outer side of the cable core 1, the insulating sleeve 2 is surrounded and fixed by the fire-isolating sheath 5, and the fire-isolating sheath 5 is made of flame-retardant elastic materials, so that the cable core 1 can be protected on the inner side and the anti-interference and fireproof performance of the cable core 1 can be improved.
Specifically, the inner side of the protective sleeve 4 is fixedly connected with the anti-cracking layer 6, the inner side of the anti-cracking layer 6 is fixedly connected with the waterproof layer 7, the waterproof layer 7 is respectively fixedly connected between the anti-cracking layer 6 and the inner protective sleeve 8, and the inner protective sleeve 8 is fixedly connected with the inner wall of the protective sleeve 4. The advantage is, the inboard anti-cracking layer 6 of protective sheath 4 pastes the inner wall at protective sheath 4, and anti-cracking layer 6 has anti-cracking coating to make, can avoid protective sheath 4 outer wall to appear cracking phenomenon, makes it improve protective sheath 4's protection effect, effectively improves inboard interior protective sheath 8 to the protectiveness of cable core 1, guarantees that cable core 1 is not damaged.
Specifically, the anti-interference layer 9 is fixedly connected to the inner side of the inner protective sleeve 8, the flame-retardant layer 10 is fixedly connected to the inner side of the anti-interference layer 9, the anti-corrosion layer 11 is fixedly connected to the inner side of the flame-retardant layer 10, and the environment-friendly protective sleeve 12 is fixedly connected to the inner side of the anti-corrosion layer 11. The advantage is, the protective sheath 4 inboard crack control layer 6 of protective sheath 4 can avoid the protective sheath 4 of outside to appear cracking phenomenon, and interior protective sheath 8 surrounds fixedly to filler 3 in the protective sheath 4 inboard, it is spacing fixed to the inboard cable core 1 of filler 3, avoid taking place not hard up phenomenon in the protection, cable core 1 presents circular line structure at insulating cover 2 and fire-proof sheath 5, and insulating cover 2 is surrounded in the outside of cable core 1, and fire-proof sheath 5 surrounds fixedly to insulating cover 2, and fire-proof sheath 5 is made by flame retardant elastic material, thereby can increase cable core 1 interference killing feature and fire resistance when protecting inboard cable core 1.
Specifically, the environment-friendly sheath 12 is fixedly connected with the inner wall of the inner protective sleeve 8, and the environment-friendly sheath 12 is positioned at the inner side of the inner protective sleeve 8. The waterproof layer 7 and the flame retardant coating 10 have the advantages that the waterproof layer 7 has a waterproof effect and a flame retardant effect, the waterproof layer 7 is smeared between the inner protective sleeve 8 and the anti-cracking layer 6 through waterproof paint, and water vapor is prevented from eroding the outer side of the protective sleeve 4 to affect the flame retardant coating 10, so that the flame retardant effect of the flame retardant coating 10 is improved.
When in use, the cable core 1 presents a circular line structure at the insulating sleeve 2 and the fire-proof sheath 5, and the outer side of the cable core 1 surrounds the insulating sleeve 2, and the fire-proof sheath 5 surrounds and fixes the insulating sleeve 2, and the fire-proof sheath 5 is made of flame-retardant elastic materials, thereby increasing the anti-interference and fireproof performances of the cable core 1 while protecting the inner side cable core 1, the anti-cracking layer 6 on the inner side of the protective sleeve 4 is adhered to the inner wall of the protective sleeve 4, and the anti-cracking layer 6 is made of an anti-cracking coating, so that the cracking phenomenon of the outer wall of the protective sleeve 4 can be avoided, the protection effect of the protective sleeve 4 is improved, the protection of the inner protective sleeve 8 on the cable core 1 is effectively improved, and the cable core 1 is prevented from being damaged.
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 (5)
1. The utility model provides a high reliable flexible mineral insulation fireproof cable, includes cable core (1), cable core (1) outside is provided with insulating cover (2), insulating cover (2) outside is provided with filler (3), filler (3) outside is provided with protective sheath (4), insulating cover (2) outside is provided with fire-proof sheath (5), its characterized in that: the anti-cracking protective sleeve is characterized in that an anti-cracking layer (6) is arranged on the inner side of the protective sleeve (4), a waterproof layer (7) is arranged on the side face of the anti-cracking layer (6), an inner protective sleeve (8) is arranged on the inner side of the waterproof layer (7), an anti-interference layer (9) is arranged on the inner side of the inner protective sleeve (8), a flame-retardant layer (10) is arranged on the inner side of the anti-interference layer (9), an anti-corrosion layer (11) is arranged on the side face of the flame-retardant layer (10), and an environment-friendly protective sleeve (12) is arranged on the inner side of the anti-corrosion layer (11).
2. A highly reliable flexible mineral insulated fire protection cable according to claim 1, wherein: the cable core (1) is fixedly arranged on the inner side of the insulating sleeve (2), the outer side of the insulating sleeve (2) is fixedly connected with the fire isolating sheath (5), the fire isolating sheath (5) is fixedly connected with the filler (3) between the protective sleeves (4), and the cable core (1) is fixedly connected with the filler (3) and is positioned on the inner side of the filler (3).
3. A highly reliable flexible mineral insulated fire protection cable according to claim 1, wherein: the anti-cracking waterproof protective sleeve is characterized in that the inner side of the protective sleeve (4) is fixedly connected with an anti-cracking layer (6), the inner side of the anti-cracking layer (6) is fixedly connected with a waterproof layer (7), the waterproof layer (7) is fixedly connected between the anti-cracking layer (6) and an inner protective sleeve (8) respectively, and the inner protective sleeve (8) is fixedly connected with the inner wall of the protective sleeve (4).
4. A highly reliable flexible mineral insulated fire protection cable according to claim 1, wherein: the anti-interference protective sleeve is characterized in that an anti-interference layer (9) is fixedly connected to the inner side of the inner protective sleeve (8), a flame-retardant layer (10) is fixedly connected to the inner side of the anti-interference layer (9), an anti-corrosion layer (11) is fixedly connected to the inner side of the flame-retardant layer (10), and an environment-friendly sheath (12) is fixedly connected to the inner side of the anti-corrosion layer (11).
5. A highly reliable flexible mineral insulated fire protection cable according to claim 1, wherein: the environment-friendly sheath (12) is fixedly connected with the inner wall of the inner protective sleeve (8), and the environment-friendly sheath (12) is positioned at the inner side of the inner protective sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322151326.1U CN220306012U (en) | 2023-08-10 | 2023-08-10 | High-reliability flexible mineral insulation fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322151326.1U CN220306012U (en) | 2023-08-10 | 2023-08-10 | High-reliability flexible mineral insulation fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220306012U true CN220306012U (en) | 2024-01-05 |
Family
ID=89353738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322151326.1U Active CN220306012U (en) | 2023-08-10 | 2023-08-10 | High-reliability flexible mineral insulation fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220306012U (en) |
-
2023
- 2023-08-10 CN CN202322151326.1U patent/CN220306012U/en active Active
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