CN212113271U - Flexible mineral substance insulation fireproof cable - Google Patents
Flexible mineral substance insulation fireproof cable Download PDFInfo
- Publication number
- CN212113271U CN212113271U CN202021116174.1U CN202021116174U CN212113271U CN 212113271 U CN212113271 U CN 212113271U CN 202021116174 U CN202021116174 U CN 202021116174U CN 212113271 U CN212113271 U CN 212113271U
- Authority
- CN
- China
- Prior art keywords
- cable
- fireproof cable
- layer
- mineral
- flexible
- 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.)
- Expired - Fee Related
Links
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 38
- 239000011707 mineral Substances 0.000 title claims abstract description 28
- 239000000126 substance Substances 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 title claims description 16
- 239000004020 conductor Substances 0.000 claims abstract description 20
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 14
- 239000011810 insulating material Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 231100000252 nontoxic Toxicity 0.000 claims description 4
- 230000003000 nontoxic effect Effects 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 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 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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- Insulated Conductors (AREA)
Abstract
The utility model discloses an insulating fireproof cable of flexible mineral substance, including the cable conductor, the insulating layer has been cup jointed to the outside of cable conductor, the insulating layer has cup jointed the isolation layer outward, be equipped with the mineral substance filling layer outside the isolation layer, be equipped with the oversheath outside the mineral substance filling layer. The fireproof cable has the characteristics of high flame retardance, good fireproof performance, good flexibility, easiness in installation, cleanness, environmental protection, temperature resistance, corrosion resistance, large current-carrying capacity, strong practicability and the like.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be an insulating fireproof cable of flexible mineral substance.
Background
The cable is made of one or more mutually insulated conductors and an outer insulation protective layer, a wire for transmitting electric power or information from one place to another place has the characteristics of internal electrification and external insulation, the conductors of a common electric wire and cable adopt core rod type solid copper, so that the cable is very hard and inconvenient to install, and the insulating material adopts organic high polymer materials, so that the cable is very easy to carbonize under the condition of flame and loses the insulation effect, the safety performance is poor, and the fireproof cable which is easy to install and can normally play a power transmission function even under the condition of flame needs to be designed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a flexible insulation fireproof cable can effectively solve the problem in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a flexible mineral substance insulation fireproof cable, includes the cable conductor, the insulating layer has been cup jointed to the outside of cable conductor, the insulating layer has cup jointed the isolation layer outward, be equipped with the mineral substance filling layer outside the isolation layer, be equipped with the oversheath outside the mineral substance filling layer.
Furthermore, five cable conductors are arranged in the fireproof cable, the maximum section of each cable conductor is 500 square millimeters, and the current-carrying capacity of the cable is improved, so that the cable bears large overload current.
Furthermore, the cable conductor is formed by stranding a plurality of strands of copper wires, so that the cable is softer and is convenient to install and lay.
Furthermore, the insulating layer is made of an inorganic mineral insulating material and is wound by multiple layers.
Furthermore, the inorganic mineral insulating material is an alkali-free glass fiber tape, and can resist temperature of more than 1000 ℃.
Furthermore, the isolation layer is made of polyethylene isolation materials.
Furthermore, the mineral substance filling layer is made of inorganic mineral substance materials, and the inorganic mineral substance materials are ceramic silica gel mud, so that the fireproof and fireproof inorganic mineral substance filling layer has the advantages of fire resistance, high temperature resistance, heat insulation and the like.
Furthermore, the outer sheath is made of a low-smoke non-toxic plastic material, and the plastic material is a flame-retardant polyolefin material and has good corrosion resistance.
(III) advantageous effects
Compared with the prior art, the utility model provides a flexible insulation fireproof cable possesses following beneficial effect:
1. the cable has the characteristics of fire prevention, high flame retardance, temperature resistance, corrosion resistance and high safety performance, the non-flame retardance of the cable is determined due to the fact that the cable is made of mineral compounds, power can be normally supplied when a fire disaster happens, a fire extinguishing device is started, loss caused by the fire disaster is reduced, the cable can bear 950 ℃ for 3 hours of combustion under the electrified condition, normal operation of a circuit is guaranteed, safety and reliability are achieved for personal protection, and meanwhile the cable also has radiation-resistant and explosion-proof performance;
2. the flexible mineral insulated fireproof cable is good in flexibility and easy to install, adopts mature stranded wire and cabling technology, adopts a non-metal material as an outer sheath, is more flexible, light and easy to bend, does not need a special terminal joint, and is more convenient to install and lay;
3. the cable is energy-saving and environment-friendly, and the insulating layer and the outer sheath of the cable are made of inorganic compound materials, so that the cable is halogen-free and non-toxic, and has no acid gas emission even under the fire condition, thereby being safer and more environment-friendly.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of the present invention.
Fig. 2 is a schematic sectional view of the utility model.
Fig. 3 is a schematic view of a cable conductor according to the present invention.
In the figure: 1. the cable comprises a cable conductor, 2 insulating layers, 3 isolating layers, 4 mineral substance filling layers and 5 outer sheaths.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a flexible mineral insulation fireproof cable comprises a cable conductor 1, an insulation layer 2 is sleeved outside the cable conductor 1, an insulation layer 3 is sleeved outside the insulation layer 2, a mineral filling layer 4 is arranged outside the insulation layer 3, and an outer sheath 5 is arranged outside the mineral filling layer 4.
In the utility model, five cable conductors 1 are arranged in the fireproof cable, the maximum section of the wire core is 500 square millimeters, and the current-carrying capacity of the cable is improved, so that the cable bears larger overload current; the cable conductor 1 is formed by twisting a plurality of strands of copper wires, so that the cable is more flexible and is convenient to install and lay; the insulating layer 2 is made of an inorganic mineral insulating material and wound in multiple layers, and the inorganic mineral insulating material is an alkali-free glass fiber tape and can resist temperature of more than 1000 ℃; the isolation layer 3 is made of polyethylene isolation materials; the mineral filling layer 4 is made of inorganic mineral materials developed by advanced nano technology at home and abroad, such as ceramic silica gel mud, and has the advantages of fire resistance, high temperature resistance, thermal insulation, heat insulation and the like; the outer sheath 5 is made of low-smoke nontoxic plastic materials and has good corrosion resistance.
It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a flexible mineral substance insulation fireproof cable, characterized by: the cable comprises a cable conductor (1), an insulating layer (2) is sleeved outside the cable conductor (1), an insulating layer (3) is sleeved outside the insulating layer (2), a mineral filling layer (4) is arranged outside the insulating layer (3), and an outer sheath (5) is arranged outside the mineral filling layer (4).
2. The flexible mineral insulated fireproof cable of claim 1, wherein: five cable conductors (1) are arranged in the fireproof cable, and the maximum section of each cable conductor (1) is 500 square millimeters.
3. The flexible mineral insulated fireproof cable of claim 1, wherein: the cable conductor (1) is formed by stranding a plurality of strands of copper wires.
4. The flexible mineral insulated fireproof cable of claim 1, wherein: the insulating layer (2) is made of an inorganic mineral insulating material.
5. The flexible mineral insulated fireproof cable of claim 4, wherein: the inorganic mineral insulating material is an alkali-free glass fiber tape.
6. The flexible mineral insulated fireproof cable of claim 1, wherein: the isolation layer (3) is made of polyethylene isolation materials.
7. The flexible mineral insulated fireproof cable of claim 1, wherein: the mineral substance filling layer (4) is ceramic silica gel mud.
8. The flexible mineral insulated fireproof cable of claim 1, wherein: oversheath (5) adopt low-smoke nontoxic plastic material, the plastic material is fire-retardant polyolefin material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021116174.1U CN212113271U (en) | 2020-06-16 | 2020-06-16 | Flexible mineral substance insulation fireproof cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021116174.1U CN212113271U (en) | 2020-06-16 | 2020-06-16 | Flexible mineral substance insulation fireproof cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212113271U true CN212113271U (en) | 2020-12-08 |
Family
ID=73614584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021116174.1U Expired - Fee Related CN212113271U (en) | 2020-06-16 | 2020-06-16 | Flexible mineral substance insulation fireproof cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212113271U (en) |
-
2020
- 2020-06-16 CN CN202021116174.1U patent/CN212113271U/en not_active Expired - Fee Related
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Legal Events
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: 20201208 |
|
CF01 | Termination of patent right due to non-payment of annual fee |