CN211181680U - Special fire-resistant high temperature resistant cable - Google Patents
Special fire-resistant high temperature resistant cable Download PDFInfo
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- CN211181680U CN211181680U CN201922236393.7U CN201922236393U CN211181680U CN 211181680 U CN211181680 U CN 211181680U CN 201922236393 U CN201922236393 U CN 201922236393U CN 211181680 U CN211181680 U CN 211181680U
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Abstract
The utility model discloses a fire-resistant high temperature resistant cable of special type, indulge a packet copper strips including the impressed watermark, the impressed watermark is indulged and is set up a plurality of conductors in the packet copper strips, the all claddings in the conductor outside have the mica tape, the cladding in the mica tape outside has the fluoroplastic area, the cladding of fluoroplastic area outside has the glass silk weaving layer, the impressed watermark is indulged and is filled the glass fine rope between packet copper strips and the glass silk weaving layer, the impressed watermark is indulged packet copper strips outside cladding and is had glass silk to weave the sheath. The mica tape, the fluoroplastic tape and the glass fiber braided layer structure can have a good insulation effect; the sheath is woven by adopting inorganic high-temperature-resistant insulating glass filaments, so that the lowest service temperature of the cable reaches-60 ℃ and the highest service temperature reaches 450 ℃, the embossed longitudinally-wrapped copper strip is effectively protected, and the abrasion resistance of the cable is improved; the copper strip embossing longitudinal wrapping structure increases the bending resistance and weather resistance of the cable, and has good sealing property; the overall fire resistance of the cable conforms to IEC60331, and the low-smoke halogen-free and flame-retardant properties of the cable conform to IEC60332, IEC60754 and IEC 601034.
Description
Technical Field
The utility model relates to a cable field especially relates to a fire-resistant high temperature resistant cable of special type.
Background
Cables, which are typically formed by stranding several or several groups of conductors, like ropes, are insulated from each other and often twisted around a center, the entire outer surface of which is covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation, and the cable can be a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like. The fire-resistant and high-temperature-resistant performance of the existing cable sold in the market is poor, so that the application range of the cable is influenced, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire-resistant high temperature resistant cable of special type to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:
the utility model provides a special type fire-resistant high temperature resistant cable, indulges the package copper strips including the impressed watermark, the impressed watermark is indulged and is set up a plurality of conductors in the package copper strips, the conductor outside all the cladding has the mica tape, the cladding of mica tape outside has the fluoroplastic area, the cladding of fluoroplastic outband outside has the glass silk weaving layer, the impressed watermark is indulged and is filled the glass fine rope between package copper strips and the glass silk weaving layer, the impressed watermark is indulged package copper strips outside cladding has the glass silk to weave the.
Preferably, the conductor is a copper core or nickel core stranded conductor.
Preferably, the glass silk is woven the sheath surface and is woven sheath length direction along the glass silk and has set firmly the silicone tube, the silicone tube intussuseption is filled with coloured gas, the silicone tube both ends are sealed, silicone tube one end has set firmly the gas filler, gas filler one end and silicone tube intercommunication, gas filler other end threaded connection has sealed cap, the silicone tube surface has set firmly a plurality of connecting blocks along silicone tube length direction equidistance, the connecting block is woven the sheath through screw and glass silk and is connected.
Preferably, the connecting block is made of rubber.
Preferably, the length of the screw is less than the thickness of the glass-fiber braided sheath.
Preferably, the length of the silicone tube is the same as that of the glass fiber braided sheath.
The utility model has the advantages that:
1. the mica tape, the fluoroplastic tape and the glass fiber braided layer structure can have a good insulation effect; the sheath is woven by adopting inorganic high-temperature-resistant insulating glass filaments, so that the lowest service temperature of the cable reaches-60 ℃ and the highest service temperature reaches 450 ℃, the embossed longitudinally-wrapped copper strip is effectively protected, and the abrasion resistance of the cable is improved; the copper strip embossing longitudinal wrapping structure increases the bending resistance and weather resistance of the cable, and has good sealing property; the overall fire resistance of the cable conforms to IEC60331, and the low-smoke halogen-free and flame-retardant properties of the cable conform to IEC60332, IEC60754 and IEC 601034.
2. When the cable part was burnt because of reasons such as short circuit, flame burned the silicone tube, made the coloured gas in the silicone tube continuously emerge from the fracture, reminded people to take place the conflagration on the one hand, on the other hand can find the fire source position fast, and timely processing can be to the intraductal coloured gas of replenishment of silicone through the gas filling pipe.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
reference numerals: 1-a conductor; 2-mica tape; 3-fluoroplastic tape; 4-glass fiber braided layer; 5-glass fiber rope; 6-embossing and longitudinally wrapping a copper strip; 7-glass fiber braided sheath; 8-sealing cap; 9-air adding pipe; 10-a screw; 11-connecting blocks; 12-silicone tube.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1-2, a special fire-resistant and high-temperature-resistant cable comprises an embossed longitudinally-wrapped copper strip 6, wherein a plurality of conductors 1 are arranged in the embossed longitudinally-wrapped copper strip 6, the conductors 1 are copper core or nickel core stranded conductors, mica tapes 2 are wrapped on the outer sides of the conductors 1, fluoroplastic tapes 3 are wrapped on the outer sides of the mica tapes 2, glass filament braided layers 4 are wrapped on the outer sides of the fluoroplastic tapes 3, the mica tapes 2+ the fluoroplastic tapes 3+ the glass filament braided layers 4 can achieve a good insulation effect, glass fiber ropes 5 are filled between the embossed longitudinally-wrapped copper strip 6 and the glass filament braided layers 4, glass filament braided sheaths 7 are wrapped on the outer sides of the embossed longitudinally-wrapped copper strip 6, and inorganic high-temperature-resistant insulating glass filament braided sheaths 7 are adopted, so that the lowest service temperature of the cable reaches-60 ℃, the highest service temperature reaches 450 ℃, the embossed longitudinally-; the copper strip embossing longitudinal wrapping structure increases the bending resistance and weather resistance of the cable, and has good sealing property; the fire resistance of the cable conforms to IEC60331, and the low-smoke halogen-free and flame-retardant properties of the cable conform to IEC60332, IEC60754 and IEC 601034.
A silicone tube 12 is fixedly arranged on the surface of the glass woven sheath 7 along the length direction of the glass woven sheath 7, the length of the silicone tube 12 is the same as that of the glass woven sheath 7, colored gas is filled in the silicone tube 12, two ends of the silicone tube 12 are closed, an air adding tube 9 is fixedly arranged at one end of the silicone tube 12, one end of the air adding tube 9 is communicated with the silicone tube 12, a sealing cap 8 is connected with the other end of the air adding tube 9 through threads, a plurality of connecting blocks 11 are fixedly arranged on the surface of the silicone tube 12 along the length direction of the silicone tube 12 at equal intervals, the connecting blocks 11 are made of rubber materials, the connecting blocks 11 are connected with the glass woven sheath 7 through screws 10, the length of the screws 10 is smaller than the thickness of the glass woven sheath 7, when a cable is burnt due to short circuit and the like locally, flame can burn the silicone tube 12, so that the colored gas in the silicone tube, timely processing, and the colored gas can be supplemented into the silicone tube 12 through the gas adding tube 9.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A special fire-resistant high temperature resistant cable which is characterized in that: indulge package copper strips (6) including the impressed watermark, set up a plurality of conductors (1) in indulging package copper strips (6) to the impressed watermark, conductor (1) outside all the cladding has mica tape (2), mica tape (2) outside cladding has fluoroplastic tape (3), fluoroplastic tape (3) outside cladding has glass silk weaving layer (4), the impressed watermark is indulged and is filled between package copper strips (6) and glass silk weaving layer (4) glass fine rope (5), the impressed watermark is indulged and is wrapped copper strips (6) outside cladding has glass silk to weave sheath (7).
2. A special fire-resistant high-temperature-resistant cable according to claim 1, characterized in that: the conductor (1) is a copper core or nickel core stranded conductor.
3. A special fire-resistant high-temperature-resistant cable according to claim 1, characterized in that: the utility model discloses a glass silk is woven sheath (7) surface and is woven sheath (7) length direction along the glass silk and has set firmly silicone tube (12), silicone tube (12) intussuseption is filled with coloured gas, silicone tube (12) both ends are sealed, silicone tube (12) one end has set firmly with air filler pipe (9), air filler pipe (9) one end and silicone tube (12) intercommunication, air filler pipe (9) other end threaded connection has sealed cap (8), silicone tube (12) surface has set firmly a plurality of connecting blocks (11) along silicone tube (12) length direction equidistance, connecting block (11) are woven sheath (7) through screw (10) and glass silk and are connected.
4. A special fire-resistant high-temperature-resistant cable according to claim 3, characterized in that: the connecting block (11) is made of rubber.
5. A special fire-resistant high-temperature-resistant cable according to claim 3, characterized in that: the length of the screw (10) is less than the thickness of the glass fiber braided sheath (7).
6. A special fire-resistant high-temperature-resistant cable according to claim 3, characterized in that: the length of the silicone tube (12) is the same as that of the glass fiber braided sheath (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922236393.7U CN211181680U (en) | 2019-12-13 | 2019-12-13 | Special fire-resistant high temperature resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922236393.7U CN211181680U (en) | 2019-12-13 | 2019-12-13 | Special fire-resistant high temperature resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211181680U true CN211181680U (en) | 2020-08-04 |
Family
ID=71825243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922236393.7U Active CN211181680U (en) | 2019-12-13 | 2019-12-13 | Special fire-resistant high temperature resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211181680U (en) |
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2019
- 2019-12-13 CN CN201922236393.7U patent/CN211181680U/en active Active
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