CN208077624U - A kind of power cable of security against fire - Google Patents
A kind of power cable of security against fire Download PDFInfo
- Publication number
- CN208077624U CN208077624U CN201820704485.6U CN201820704485U CN208077624U CN 208077624 U CN208077624 U CN 208077624U CN 201820704485 U CN201820704485 U CN 201820704485U CN 208077624 U CN208077624 U CN 208077624U
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- Prior art keywords
- layer
- conductor wire
- wire core
- fire
- power cable
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Abstract
The utility model discloses a kind of power cables of security against fire, including conductor wire core, the quantity of the conductor wire core is four, and conductor wire core is made using copper product, the fitting of conductor wire core outer wall has wrapped the thin enamelled coating of high temperature resistant, and support against pressure is equipped between the conductor wire core.The utility model is designed reasonably, it makes simple, the heat-resisting quantity and insulating properties of cable are increased by multiple temperature-resistant insulation layers, cable not cracky, and support is played the role of by the support against pressure that polyamide material makes, it can make the section of cable is firmer to prevent from flattening damage accidentally, the good anti-flammability of compositional flame-retardant layer and fire line, when accident occurs burning things which may cause a fire disaster is obstructed in certain time, rescue time is provided to device data, and the fire proof heat-insulation layer ablation time is longer, temperature is higher, it is harder, hard shell armouring after burning plays a very good protection to circuit, ensure circuit in case of fire unimpeded.
Description
Technical field
The utility model is related to cable production fields, and in particular to a kind of power cable of security against fire.
Background technology
The fireproof cable generally use plastics of the prior art or rubber etc. insulate, when cable run encounters fire condition
Afterwards, insulation, sheath material will burn totally, and will produce the substances such as harmful vapors, after burning, the cable run just without
Method is continuing with.Done with magnesia and mica tape etc. insulate, the mineral insulated cable of copper pipe or argon arc welding copper strips and embossing, improve
Disadvantages mentioned above, but due to manufacturing, magnesium oxide insulating cable is due to required for by copper pipe length limitation, can not accomplishing
Larger length, and cable is very hard, and flexibility is poor, it is difficult to be bent, very big inconvenience is brought to mounting and installation；Magnesia and
Mica tape is also easy the moisture absorption, reduces insulation effect；And this cable conductor and sheath are copper material, product cost pole
Height, it is less economical.
Utility model content
Above-mentioned in order to solve the problems, such as, the utility model provides a kind of power cable of security against fire.
The utility model is achieved through the following technical solutions：
The quantity of a kind of power cable of security against fire, including conductor wire core, the conductor wire core is four, conductor wire
Core is made using copper product, and the fitting of conductor wire core outer wall has wrapped the thin enamelled coating of high temperature resistant, is equipped between the conductor wire core
The section of support against pressure, support against pressure is cross and is made using polyamide material that conductor wire core is located at support against pressure
In quadrangle, it is fixed with shielded layer between the two neighboring face of support against pressure, is filled between the support against pressure and shielded layer
Filled layer, shielded layer outer wall have wrapped high-temperature resistant fiber layer, compositional flame-retardant layer, fire proof heat-insulation layer, wearing layer successively.
Preferably, the thin enamelled coating of the high temperature resistant is polyester or polyester-imine/polyamide-imine composite layer.
Preferably, the filled layer is made of PET
Preferably, the shielded layer is made using aluminum foil material.
Preferably, the compositional flame-retardant layer is made of aluminium hydroxide and zinc borate.
Preferably, the fire proof heat-insulation layer is by compound glass fiber band and ceramic fireproof silicon rubber composite tape layers structure
At.
Compared with prior art, the utility model has the beneficial effects that：The utility model is designed reasonably makes simply,
Increase the heat-resisting quantity and insulating properties of cable by multiple temperature-resistant insulation layers, cable not cracky, and pass through polyamide
Support is played the role of in the support against pressure that material makes, and can make the section of cable is firmer to prevent from flattening damage accidentally, multiple
With the good anti-flammability of flame-retardant layer and fire line, burning things which may cause a fire disaster is obstructed in certain time when accident occurs, rescue is provided to device data
Time, and the fire proof heat-insulation layer ablation time is longer, and temperature is higher, harder, and the hard shell armouring after burning is to circuit
It plays a very good protection, ensures circuit in case of fire unimpeded.
Description of the drawings
Fig. 1 is the schematic diagram of structure described in the utility model.
In figure：The thin enamelled coating 2 of conductor wire core 1, high temperature resistant, it is against pressure support 3, filled layer 4, shielded layer 5, high-temperature resistant fiber layer 6,
Compositional flame-retardant layer 7, fire proof heat-insulation layer 8, wearing layer 9.
Specific implementation mode
The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of power cable of security against fire, including conductor wire core 1, the quantity of the conductor wire core 1
It it is four, conductor wire core 1 is made using copper product, and the fitting of 1 outer wall of conductor wire core has wrapped the thin enamelled coating 2 of high temperature resistant, described
Support 3 against pressure is equipped between conductor wire core 1, the section of support 3 against pressure is cross and is made using polyamide material, conductive
Core 1 is located in the quadrangle of support 3 against pressure, and the support against pressure is fixed with shielded layer 5 between 3 two neighboring faces, described against pressure
Filled layer 4 is filled between support 3 and shielded layer 5,5 outer wall of shielded layer has wrapped high-temperature resistant fiber layer 6, compounding resistance successively
Fire layer 7, fire proof heat-insulation layer 8, wearing layer 9.
The thin enamelled coating 2 of high temperature resistant is polyester or polyester-imine/polyamide-imine composite layer.
The filled layer 4 is made of PET
The shielded layer 5 is made using aluminum foil material.
The compositional flame-retardant layer 7 is made of aluminium hydroxide and zinc borate.
The fire proof heat-insulation layer 8 is made of compound glass fiber band and ceramic fireproof silicon rubber composite tape layers.
Operation principle：The utility model is related to a kind of power cable of security against fire, this cable include conductor wire core 1,
The thin enamelled coating 2 of high temperature resistant, support 3 against pressure, filled layer 4, shielded layer 5, high-temperature resistant fiber layer 6, compositional flame-retardant layer 7, fire proof heat-insulation layer
8, wearing layer 9, conductor wire core 1 is made using aluminum material has good electric conductivity, and the thin enamelled coating of high temperature resistant 2 uses polyester or poly-
Ester imines/polyamidoimide composite paint, this paint have good stability and heat-resisting quantity, are made by polyamide material
Support is played the role of in support 3 against pressure, can make the section of cable is firmer to prevent from flattening damage accidentally, filled layer 4 uses
PET is made, and creep resistance, fatigue resistance, rub resistance are good, and abrasion are small and hardness is high, and electrical insulation capability is good, be affected by temperature it is small,
Shielded layer 5 is made using aluminum foil material, plays the role of shielded signal, and electromagnetic interference signal is prevented when doing signal wire conduction light current
Transmission, 7 good anti-flammability of compositional flame-retardant layer and fire line obstruct burning things which may cause a fire disaster in certain time when accident occurs, give device data
Rescue time is provided, fire proof heat-insulation layer 8 is made of compound glass fiber band and ceramic fireproof silicon rubber composite tape layers, is made
It is wrapped using ceramic fireproof silicon rubber composite band multilayer when making process, isolation layer intensity is high, softness is flexible, has
Tack, leakproofness are fine, nonhygroscopic, do not absorb water, and are not afraid of spray, vibrations；Mechanically and electrically excellent insulation performance, low smoke, zero halogen,
Heavy metal free, nontoxic, flue gas toxity security level reaches ZA1 grades of the highest security level of high molecular material, will not be made to people
At secondary injury；It starts to be hardened at 350 DEG C or more, reaches as high as 3000 DEG C, as temperature increases, rapidly by Low fire ceramic
Shape is hard, complete shell, and the ablation time is longer, and temperature is higher, harder, and the hard shell armouring after burning plays circuit
To good protective effect, circuit in case of fire unimpeded is ensured, wearing layer 9 improves wearability, and entire cable is made to use
Service life extends.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of power cable of security against fire, it is characterised in that：Including conductor wire core (1), the number of the conductor wire core (1)
Amount is four, and conductor wire core (1) is made using copper product, and the fitting of conductor wire core (1) outer wall has wrapped the thin enamelled coating of high temperature resistant
(2), support (3) against pressure is equipped between the conductor wire core (1), the section of support (3) against pressure is cross and uses polyamides
Amine material makes, and conductor wire core (1) is located in the quadrangle of support (3) against pressure, solid between described support (3) two neighboring face against pressure
Surely there is shielded layer (5), filled layer (4) is filled between support (3) and the shielded layer (5) against pressure, shielded layer (5) outer wall is successively
High-temperature resistant fiber layer (6), compositional flame-retardant layer (7), fire proof heat-insulation layer (8), wearing layer (9) are wrapped.
2. a kind of power cable of security against fire according to claim 1, it is characterised in that：The thin enamelled coating of high temperature resistant
(2) it is polyester or polyester-imine/polyamide-imine composite layer.
3. a kind of power cable of security against fire according to claim 1, it is characterised in that：The filled layer (4) is adopted
It is made of PET.
4. a kind of power cable of security against fire according to claim 1, it is characterised in that：The shielded layer (5) makes
It is made of aluminum foil material.
5. a kind of power cable of security against fire according to claim 1, it is characterised in that：The compositional flame-retardant layer
(7) it is made of aluminium hydroxide and zinc borate.
6. a kind of power cable of security against fire according to claim 1, it is characterised in that：The fire proof heat-insulation layer
(8) it is made of compound glass fiber band and ceramic fireproof silicon rubber composite tape layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820704485.6U CN208077624U (en) | 2018-05-13 | 2018-05-13 | A kind of power cable of security against fire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820704485.6U CN208077624U (en) | 2018-05-13 | 2018-05-13 | A kind of power cable of security against fire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208077624U true CN208077624U (en) | 2018-11-09 |
Family
ID=64045812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820704485.6U Expired - Fee Related CN208077624U (en) | 2018-05-13 | 2018-05-13 | A kind of power cable of security against fire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208077624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536820A (en) * | 2020-11-24 | 2022-05-27 | 张家港市翔华铝业有限公司 | Production process of anti-corrosion shielding film |
-
2018
- 2018-05-13 CN CN201820704485.6U patent/CN208077624U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536820A (en) * | 2020-11-24 | 2022-05-27 | 张家港市翔华铝业有限公司 | Production process of anti-corrosion shielding film |
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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: 20181109 Termination date: 20200513 |