CN221079678U - High-flame-retardance low-smoke halogen-free cable - Google Patents
High-flame-retardance low-smoke halogen-free cable Download PDFInfo
- Publication number
- CN221079678U CN221079678U CN202322736706.1U CN202322736706U CN221079678U CN 221079678 U CN221079678 U CN 221079678U CN 202322736706 U CN202322736706 U CN 202322736706U CN 221079678 U CN221079678 U CN 221079678U
- Authority
- CN
- China
- Prior art keywords
- sheath
- layer
- retardant
- flame
- zero halogen
- 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.)
- Active
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- 239000000779 smoke Substances 0.000 title claims abstract description 30
- 239000003063 flame retardant Substances 0.000 claims abstract description 40
- 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 31
- 239000000919 ceramic Substances 0.000 claims abstract description 31
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 29
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 229920000098 polyolefin Polymers 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims abstract description 10
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 7
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 7
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 11
- 150000002367 halogens Chemical class 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 9
- 239000004945 silicone rubber Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 3
- 230000002265 prevention Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000009970 fire resistant effect Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction 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 discloses a high-flame-retardance low-smoke halogen-free cable which comprises a conductive wire core, an insulating inner sheath, a flame-retardance fireproof cloth layer, an alarm wire core, a ceramic silicon rubber sheath, a metal armor layer, a flame-retardance filler layer and a low-smoke halogen-free polyolefin sheath. According to the utility model, the cable can be heated through the ceramic silicon rubber sheath layer to form a ceramic cavity to form isolation protection for the inner wire core, and the ceramic cavity is matched with the characteristic that magnesium hydroxide and aluminum hydroxide flame retardant are decomposed at high temperature to generate water, so that the cable has a long-time cooling effect and a good flame retardant effect.
Description
[ Field of technology ]
The utility model relates to the technical field of cables, in particular to the technical field of high-flame-retardance low-smoke halogen-free cables.
[ Background Art ]
With the continuous progress of social development, the requirements of people on safety protection are continuously improved. In the field of fire-resistant cables, people have higher and higher requirements on the continuous power supply capability of the fire-resistant power cable in a fire disaster, and the insulating property of the fire-resistant power cable has an important influence on the continuous power supply capability of the fire disaster. When a fire disaster occurs, the common cable can cause short circuit due to combustion, and then power transmission and control signal transmission are interrupted, and equipment such as an automatic alarm system, an automatic fire protection system and the like cannot continue to operate.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a high-flame-retardance low-smoke halogen-free cable which can be heated through a ceramic silicon rubber sheath layer to form a ceramic cavity to form isolation protection for an internal wire core, and the cable is matched with the characteristic that magnesium hydroxide and aluminum hydroxide flame retardant are decomposed at high temperature to generate water, so that the cable has a long-time cooling effect and a good flame retardant effect.
In order to achieve the above purpose, the utility model provides a high-flame-retardance low-smoke halogen-free cable, which comprises a conductive wire core, an insulating inner sheath, a flame-retardance fireproof cloth layer, an alarm wire core, a ceramic silicon rubber sheath, a metal armor layer, a flame-retardance filler layer and a low-smoke halogen-free polyolefin sheath, wherein the insulating inner sheath is sleeved outside the conductive wire core, the flame-retardance fireproof cloth layer is covered outside the insulating inner sheath, a plurality of alarm wire cores are arranged around the outer side of the flame-retardance fireproof cloth layer, the ceramic silicon rubber sheath is sleeved outside the alarm wire core, the metal armor layer is sleeved outside the ceramic silicon rubber sheath, the flame-retardance filler layer is filled between the metal armor layer and the ceramic silicon rubber sheath, and the low-smoke halogen-free polyolefin sheath is sleeved outside the metal armor layer.
Preferably, the insulating inner sheath is a silicone rubber sheath.
Preferably, the flame-retardant fireproof cloth layer is a glass fiber aluminum foil cloth layer.
Preferably, the ceramic silicone rubber sheath is a double-layer sheath.
Preferably, the ceramic silicon rubber sheath is internally clamped with high-temperature resistant tensile fiber bundles.
Preferably, the metal armor layer is a stainless steel wire woven mesh layer.
Preferably, the flame retardant filler layer is filled with magnesium hydroxide particles and aluminum hydroxide particles.
Preferably, the metal armor layer is adhered to the inner side surface of the low-smoke halogen-free polyolefin sheath.
The utility model has the beneficial effects that: according to the utility model, the conductive wire core, the insulating inner sheath, the flame-retardant fireproof cloth layer, the alarm wire core, the ceramic silicon rubber sheath, the metal armor layer, the flame-retardant filler layer and the low-smoke halogen-free polyolefin sheath are combined together, and through experimental optimization, the cable can be heated through the ceramic silicon rubber sheath layer to form a ceramic cavity to form isolation protection for the inner wire core, and the characteristics of producing water by high-temperature decomposition of magnesium hydroxide and aluminum hydroxide flame retardant are matched, so that the cable has long-time cooling effect and good flame-retardant effect.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ Description of the drawings ]
Fig. 1 is a schematic structural view of a high flame retardant low smoke halogen free cable of the present utility model.
In the figure: 1-conductive wire core, 2-insulating inner sheath, 3-flame-retardant fireproof cloth layer, 4-alarm wire core, 5-ceramic silicon rubber sheath, 6-metal armor layer, 7-flame-retardant filler layer and 8-low smoke halogen-free polyolefin sheath.
[ Detailed description ] of the invention
Referring to fig. 1, the high-flame-retardant low-smoke halogen-free cable comprises a conductive wire core 1, an insulating inner sheath 2, a flame-retardant fireproof cloth layer 3, an alarm wire core 4, a ceramic silicon rubber sheath 5, a metal armor layer 6, a flame-retardant filler layer 7 and a low-smoke halogen-free polyolefin sheath 8, wherein the insulating inner sheath 2 is sleeved outside the conductive wire core 1, the flame-retardant fireproof cloth layer 3 is coated outside the insulating inner sheath 2, a plurality of alarm wire cores 4 are circumferentially arranged outside the flame-retardant fireproof cloth layer 3, the ceramic silicon rubber sheath 5 is sleeved outside the alarm wire core 4, the metal armor layer 6 is sleeved outside the ceramic silicon rubber sheath 5, a flame-retardant filler layer 7 is filled between the metal armor layer 6 and the ceramic silicon rubber sheath 5, the low-smoke halogen-free polyolefin sheath 8 is sleeved outside the metal armor layer 6, the insulating inner sheath 2 is a silicon rubber sheath, the flame-retardant fireproof cloth layer 3 is a high-temperature fiber aluminum foil, the ceramic silicon rubber sheath 5 is a double-layer sheath, a high-temperature resistant fiber bundle is clamped inside the ceramic silicon rubber sheath 5, the metal armor layer 6 is a metal armor layer 6, and the flame-retardant magnesium hydroxide particles are adhered to the low-smoke halogen-free polyolefin sheath particles are filled inside the metal armor particles, and the metal armor particles are filled inside the low-smoke halogen-free polyolefin sheath particles.
According to the utility model, the conductive wire core 1, the insulating inner sheath 2, the flame-retardant fireproof cloth layer 3, the alarm wire core 4, the ceramic silicon rubber sheath 5, the metal armor layer 6, the flame-retardant filler layer 7 and the low-smoke halogen-free polyolefin sheath 8 are combined together, and through experimental optimization, the cable can be heated through the ceramic silicon rubber sheath 5 layer to form a ceramic cavity to form isolation protection for the inner wire core, and the characteristics of producing water by high-temperature decomposition of magnesium hydroxide and aluminum hydroxide flame retardant are matched, so that the cable has a long-time cooling effect and a good flame-retardant effect.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (8)
1. The utility model provides a high fire-retardant low smoke and zero halogen cable which characterized in that: including conductive core (1), insulating inner sheath (2), fire-retardant fire prevention cloth layer (3), alarm core (4), ceramic silicone rubber sheath (5), metal armor (6), fire-retardant packing layer (7) and low smoke and zero halogen polyolefin sheath (8), the outside cover of conductive core (1) is equipped with insulating inner sheath (2), the outside cover on insulating inner sheath (2) is provided with fire-retardant fire prevention cloth layer (3), the outside on fire-retardant fire prevention cloth layer (3) is encircleed and is provided with a plurality of alarm core (4), the outside cover of alarm core (4) is equipped with ceramic silicone rubber sheath (5), ceramic silicone rubber sheath (5) outside cover is equipped with metal armor (6), the packing is provided with fire-retardant packing layer (7) between metal armor (6) and the ceramic silicone rubber sheath (5) layer, the outside cover of metal armor (6) is equipped with low smoke and zero halogen polyolefin sheath (8).
2. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: the insulating inner sheath (2) is a silicone rubber sheath.
3. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: the flame-retardant fireproof cloth layer (3) is a glass fiber aluminum foil cloth layer.
4. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: the ceramic silicone rubber sheath (5) is a double-layer sheath.
5. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: the ceramic silicon rubber sheath (5) is internally clamped with high-temperature-resistant tensile fiber bundles.
6. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: the metal armor layer (6) is a stainless steel wire woven mesh layer.
7. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: and the flame-retardant filler layer (7) is filled with magnesium hydroxide particles and aluminum hydroxide particles.
8. A high flame retardant low smoke zero halogen cable as defined in claim 1 wherein: the metal armor layer (6) is adhered to the inner side surface of the low-smoke halogen-free polyolefin sheath (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322736706.1U CN221079678U (en) | 2023-10-11 | 2023-10-11 | High-flame-retardance low-smoke halogen-free cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322736706.1U CN221079678U (en) | 2023-10-11 | 2023-10-11 | High-flame-retardance low-smoke halogen-free cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221079678U true CN221079678U (en) | 2024-06-04 |
Family
ID=91258996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322736706.1U Active CN221079678U (en) | 2023-10-11 | 2023-10-11 | High-flame-retardance low-smoke halogen-free cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221079678U (en) |
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2023
- 2023-10-11 CN CN202322736706.1U patent/CN221079678U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiaxing Haitang Electronics Co.,Ltd. Haitang Cable Branch Assignor: JIAXING HAITANG ELECTRONICS Co.,Ltd. Contract record no.: X2024330000662 Denomination of utility model: A high flame retardant, low smoke, halogen-free cable Granted publication date: 20240604 License type: Common License Record date: 20240929 |