CN208141899U - A kind of fire-proof high-temperature resistant cable - Google Patents
A kind of fire-proof high-temperature resistant cable Download PDFInfo
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- CN208141899U CN208141899U CN201820649149.6U CN201820649149U CN208141899U CN 208141899 U CN208141899 U CN 208141899U CN 201820649149 U CN201820649149 U CN 201820649149U CN 208141899 U CN208141899 U CN 208141899U
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Abstract
The utility model discloses a kind of fire-proof high-temperature resistant cable, the cable includes several cables, snorkel, external sheath layer；Snorkel is equipped at the inside center of the external sheath layer, the external concentric formula of the snorkel is regular to be twisted several cables；The periphery of the cable is coated with sheath；The periphery of the sheath is coated with first thermal insulation layer, and the periphery of the first thermal insulation layer is coated with heat-conducting layer；The periphery of the heat-conducting layer is coated with second thermal insulation layer, and the periphery of the second thermal insulation layer is coated with external sheath layer, and the outer surface of the external sheath layer is painted with fireproof coating.The utility model is simple and reasonable, design rationally, has extraordinary fire prevention, fire resisting, characteristic resistant to high temperature, can guarantee that cable can normally work in the environment of fire and high temperature, valuable rescue time is won to the maximum extent, reduces the injures and deaths of personnel and the loss of lives and properties.
Description
Technical field
The utility model relates to cable fields, and in particular to be a kind of fire-proof high-temperature resistant cable.
Background technique
With the development of science and technology, the fields such as industry are also quickly being improved, therewith the increase of bring cable dosage,
Cable is usually the phase between every group of conducting wire by several or the cable of at least two similar ropes being twisted of several groups of every group of conducting wires
Mutually insulation, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation, and there are many type of cable, such as
Have power cable, control cable, compensating cable, shielded cable, high-temperature cable, computer cable, signal cable, coaxial cable,
Fire-resisting cable, cable for ship, mine cable, aluminium alloy cable etc..They are all by sub-thread or stranded conductor and insulating layer group
At for connecting circuit, electric appliance etc..It is different that the use environment in many fields and in different fields, which can be applied,
, therefore also have different requirements to cable.
In recent years, especially after 911 event of the U.S. and state's interior framework large size place of public amusement, house, market
After fire causes heavy people's life and property heavy losses, people have fire-fighting and fire safety more deep
Understanding.In the case of fire, ensure electric power and communication in general, winning valuable rescue to the maximum extent within a certain period of time
Time reduces the injures and deaths of personnel and the loss of lives and properties, it is necessary to which cable can have certain resistance to burning and energy resistant to high temperature
Power.
Industry related with high temperature for some special industries such as petrochemical industry, aerospace, military project, boiler etc., all needs
It can be resistant to the wire and cable of certain higher temperature, common wire and cable obviously cannot use, and need electric wire electricity resistant to high temperature
Cable just can guarantee the safe operation of its electric power and signal.Therefore, a kind of appearance of fire-proof high-temperature resistant cable is extremely urgent.
Utility model content
The utility model is exactly in view of the deficienciess of the prior art, provide a kind of fire-proof high-temperature resistant cable.
A kind of fire-proof high-temperature resistant cable, the cable include several cables, snorkel, external sheath layer.The oversheath
Snorkel is equipped at the inside center of layer, the external concentric formula of the snorkel is regular to be twisted several cables.The electricity
The periphery of cable is coated with sheath, and the periphery of the sheath is coated with first thermal insulation layer.The periphery of the first thermal insulation layer
It is coated with heat-conducting layer.The periphery of the heat-conducting layer is coated with second thermal insulation layer, and the periphery of the second thermal insulation layer is coated with outer shield
The outer surface of jacket layer, the external sheath layer is painted with fireproof coating.
As an improvement of the above scheme, the snorkel is equipped with cold air ingress pipe, and the end of the cold air ingress pipe is set
There is control valve；The snorkel is equipped with several gas-guide tubes；Several air channels, the air guide are uniformly provided on the heat-conducting layer
Pipe is connected to air channel.
As an improvement of the above scheme, flame retardant filler is filled between the cable and snorkel,
As an improvement of the above scheme, the thickness of the second thermal insulation layer is not less than 5mm.
As an improvement of the above scheme, the cable includes cable core, high temperature insulation protective layer, third thermal insulation layer；
The periphery of the cable core is coated with high temperature insulation protective layer, the periphery of the high temperature insulation protective layer be coated with third every
Thermosphere.
As an improvement of the above scheme, the fireproof coating with a thickness of 0.1-0.2mm.
The utility model is simple and reasonable, and design rationally, has extraordinary fire prevention, fire resisting, characteristic resistant to high temperature,
It can guarantee that cable can normally work in the environment of fire and high temperature, win valuable rescue time to the maximum extent,
The injures and deaths of reduction personnel and the loss of lives and properties.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fire-proof high-temperature resistant cable.
In figure：Cable 1, cable core 11, high temperature insulation protective layer 12, third thermal insulation layer 13, snorkel 2, cold air are led
Enter pipe 21, control valve 22, gas-guide tube 23, external sheath layer 3, sheath 4, first thermal insulation layer 5, heat-conducting layer 6, air channel 61,
Two thermal insulation layers 7, fireproof coating 8, flame retardant filler 9.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig.1, a kind of fire-proof high-temperature resistant cable, the cable include several cables 1, cable core 11, it is heat-resisting absolutely
Edge protective layer 12, third thermal insulation layer 13, snorkel 2, cold air ingress pipe 21, control valve 22, several gas-guide tubes 23, external sheath layer
3, sheath 4, first thermal insulation layer 5, heat-conducting layer 6, several air channels 61, second thermal insulation layer 7, fireproof coating 8, flame retardant filler 9.
The external sheath layer 3 is made of heat-resisting material.Snorkel 2, institute are equipped at the inside center of external sheath layer 3
State snorkel 2 external concentric formula it is regular be twisted several cables 1, fill out between the cable 1 and snorkel 2 filled with fire-retardant
Fill object 9.The cable 1 includes cable core 11, high temperature insulation protective layer 12, third thermal insulation layer 13；The cable core 11
Periphery be coated with high temperature insulation protective layer 12, the periphery of the high temperature insulation protective layer 12 is coated with third thermal insulation layer 13.
The periphery of the cable 1 is coated with sheath 4, and the periphery of the sheath 4 is coated with first thermal insulation layer 5, institute
The periphery for stating first thermal insulation layer 5 is coated with heat-conducting layer 6.The snorkel 2 is equipped with cold air ingress pipe 21, the cold air ingress pipe
21 end is equipped with control valve 22.The snorkel 2 is equipped with several gas-guide tubes 23；If being uniformly provided on the heat-conducting layer 6
Dry air channel 61, the gas-guide tube 23 are connected to air channel 61.Control valve 22 is connect with cold air storage device, when generation fire
Or at cable in hot environment, 22 cold air of opening controlling valve door enters in snorkel 2 from cold air ingress pipe 21, then from snorkel
It is entered in air channel 61 in 2 by gas-guide tube 23, is cooled down to cable.
The periphery of the heat-conducting layer 6 is coated with second thermal insulation layer 7, and the thickness of the second thermal insulation layer 7 is not less than 5mm.Institute
The periphery for stating second thermal insulation layer 7 is coated with external sheath layer 3, and the outer surface of the external sheath layer 3 is painted with fireproof coating 8.It is described
Fireproof coating 8 with a thickness of 0.1-0.2mm.Fireproof coating 8 can prevent cable to be burned in a fire, and second thermal insulation layer 7 can
Entered inside cable with trap heat to a certain extent.When the heat is excessive, heat enters in cable through second thermal insulation layer 7
Portion enters in heat-conducting layer 6；By opening controlling valve door 22, cold air enters in snorkel 2 from cold air ingress pipe 21, then from
It is entered in the air channel 61 being arranged on heat-conducting layer 6 in snorkel 2 by gas-guide tube 23, is cooled down to cable.
Claims (6)
1. a kind of fire-proof high-temperature resistant cable, it is characterised in that：The cable includes several cables (1), snorkel (2), outer shield
Jacket layer (3)；Snorkel (2) are equipped at the inside center of the external sheath layer (3), the external concentric formula of the snorkel (2)
It is regular to be twisted several cables (1)；The periphery of the cable (1) is coated with sheath (4)；Outside the sheath (4)
It encloses and is coated with first thermal insulation layer (5), the periphery of the first thermal insulation layer (5) is coated with heat-conducting layer (6)；The heat-conducting layer (6)
Periphery is coated with second thermal insulation layer (7), and the periphery of the second thermal insulation layer (7) is coated with external sheath layer (3), the external sheath layer
(3) outer surface is painted with fireproof coating (8).
2. a kind of fire-proof high-temperature resistant cable according to claim 1, it is characterised in that：The snorkel (2) is equipped with
The end of cold air ingress pipe (21), the cold air ingress pipe (21) is equipped with control valve (22)；The snorkel (2) is if be equipped with
Dry gas-guide tube (23)；It is uniformly provided with several air channels (61) on the heat-conducting layer (6), the gas-guide tube (23) and air channel (61)
Connection.
3. a kind of fire-proof high-temperature resistant cable according to claim 1, it is characterised in that：The cable (1) and ventilation
Flame retardant filler (9) are filled between pipe (2).
4. a kind of fire-proof high-temperature resistant cable according to claim 1, it is characterised in that：The second thermal insulation layer (7)
Thickness is not less than 5mm.
5. a kind of fire-proof high-temperature resistant cable according to claim 1, it is characterised in that：The cable (1) includes electricity
Cable core (11), high temperature insulation protective layer (12), third thermal insulation layer (13)；The periphery of the cable core (11) is coated with resistance to
The periphery of thermal insulation protective layer (12), the high temperature insulation protective layer (12) is coated with third thermal insulation layer (13).
6. a kind of fire-proof high-temperature resistant cable according to claim 1, it is characterised in that：The thickness of the fireproof coating (8)
Degree is 0.1-0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820649149.6U CN208141899U (en) | 2018-05-03 | 2018-05-03 | A kind of fire-proof high-temperature resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820649149.6U CN208141899U (en) | 2018-05-03 | 2018-05-03 | A kind of fire-proof high-temperature resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208141899U true CN208141899U (en) | 2018-11-23 |
Family
ID=64312230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820649149.6U Expired - Fee Related CN208141899U (en) | 2018-05-03 | 2018-05-03 | A kind of fire-proof high-temperature resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208141899U (en) |
-
2018
- 2018-05-03 CN CN201820649149.6U patent/CN208141899U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20190503 |