CN208284288U - A kind of compound inslation fire-retardant fireproof flexible cable - Google Patents
A kind of compound inslation fire-retardant fireproof flexible cable Download PDFInfo
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- CN208284288U CN208284288U CN201820918480.3U CN201820918480U CN208284288U CN 208284288 U CN208284288 U CN 208284288U CN 201820918480 U CN201820918480 U CN 201820918480U CN 208284288 U CN208284288 U CN 208284288U
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Abstract
The utility model relates to arrive a kind of compound inslation fire-retardant fireproof flexible cable, cable core is made of more power wire cores and a control conductor, cable core is centered on control conductor, more power wire cores and Halogen gasket for packing are uniformly distributed twisted synthesizing cable outside control conductor, mineral fire-proof mud is extruded after cable core stranding, extrude after minerals fire-proof mud outside cable core successively wrapped inhibiting tape, longitudinal wrap ripple copper pipe, extrude oversheath.The cable for 1kV and it is following it is anti-interference, have it is fire-retardant, fire prevention, environmental requirement power and control cable.It is big to solve mineral insulation fire-resisting cable hardness, is not easy the problems such as laying, is at high cost.And because cable thus is the combination of power line and control line, solve in fire incident, the problem of control system is not prevented fires, the sustainable energization within a certain period of time of Guarantee control system route.
Description
Technical field
The utility model relates to wire and cable fields, and in particular to a kind of compound inslation fire-retardant fireproof flexible cable.
Background technique
Reinforcement with people to the safety of living environment, environmentally friendly sex consciousness, existing town and country cell, mall, school,
The population accumulation areas such as skyscraper and petrochemical industry, commercial plant etc. multi-functional propose more the safe and environment-friendly etc. of electric system
High request.In these electric system, existing power line, and have control line, interim in order to guarantee to come in fire, electric system is not
Power-off can continue power transmission certain time, to facilitate rescue and personnel, property to withdraw.Existing electric system cable is to improve fire resisting
Property use refractory material cause the hardness of cable big, be not easy to lay.And control system fire line is poor, it cannot be guaranteed that control system
System route is effectively persistently powered within a certain period of time in the case of fire.
Utility model content
In view of the above-mentioned problems, the utility model proposes a kind of compound inslation fire-retardant fireproof flexible cable, be applied to 1kV and with
Under it is anti-interference, have it is fire-retardant, fire prevention, environmental requirement power and control cable.It is big to solve mineral insulation fire-resisting cable hardness, is not easy
The problems such as laying, be at high cost.And because cable thus is the combination of power line and control line, solve in fire incident, controls
The problem of system processed is not prevented fires, the sustainable energization within a certain period of time of Guarantee control system route.
In order to achieve the above object, using following technical scheme: a kind of compound inslation fire-retardant fireproof flexible cable, cable core is by more
Root power wire core and a control conductor composition, cable core is more power wire cores and Halogen gasket for packing centered on control conductor
It is uniformly distributed twisted synthesizing cable outside control conductor, mineral fire-proof mud is extruded after cable core stranding, extrudes cable core after minerals fire-proof mud
Outer successively wrapped inhibiting tape, extrudes oversheath at longitudinal wrap ripple copper pipe；The power wire core structure is outside the copper conductor of innermost layer
Successively coat internal layer ceramic fire resistant belt, mica fire resistant belt, outer layer ceramic fire resistant belt, power wire core insulating layer.
Further, control conductor is made of a plurality of insulated core, and insulated wire cores structure is the control conductor of innermost layer
Control conductor ceramic fire resistant belt, control core insulation layer are successively coated outside copper conductor；A plurality of insulated core twisted synthesizing cable is formed
Insulated wire cable core, successively wrapped control conductor inhibiting tape, copper strip shielding layer outside insulated wire cable core, two built in copper strip shielding layer longitudinal direction
Root copper aerial drainage line, copper strip shielding layer extrude control conductor protective layer outside.
Further, more power wire cores and Halogen gasket for packing are uniformly distributed twisted synthesizing cable pitch ratio outside control conductor
Less than 25.
Further, copper conductor uses the 5th class copper conductor or the 6th class copper conductor, internal layer ceramic fire resistant belt, outer layer ceramics
Change fire resisting carrying material is ceramic silicone band, and mica fire resistant belt is synthetic mica.
Further, control conductor copper conductor uses the 5th class copper conductor or the 6th class copper conductor, and control conductor ceramic is resistance to
Fiery carrying material is ceramic silicone band.
The utility model the utility model has the advantages that
1, there is higher insulation stress levels and industrial frequency withstand voltage test class；
2, center gap is larger when being directed to existing power cable forming, is filling a control electricity using central space
Cable realizes power line and control wire routing integration, avoids overlapping construction, cable is improved in the case where not increasing the outside diameter of cable
Multi-functional, multipurpose.
3, cable conductor uses the 5th kind or the 6th kind of soft type copper conductor, and it is soft to improve cable for bending radius when reducing laying
It is soft, it is easily installed laying and movement.Bending radius can reach 7 times when cable laying, and flexibility improves 50%；
4, the insulating layer of the cable by mineral synthetic mica tape, ceramic fire resistant belt and low smoke, zero halogen insulating layer it is compound and
At.Insulating materials engages closely with conductor, improves insulating performance of cable.Guaranteeing through flame-retardant test, spray test, resisting
On the basis of impact test, refractory insulating material cost reduces 66.7%.
5, metallic shield uses ripple copper pipe, not only can fire-retardant fireproof, but also it is maskable it is anti-interference, anti-extrusion, improve cable
Flexibility.
6, control conductor using copper strips unite packet shielded layer, the mode of placed longitudinally 2 aerial drainage lines, reduce circuit between it is mutual
Crosstalk and external disturbance improve the anti-interference and safety of control cable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of control conductor.
It is as shown in the figure: 1, copper conductor；2, internal layer ceramic fire resistant belt；3, mica fire resistant belt；4, outer layer ceramic fire resistant belt；
5, power wire core insulating layer；6, control conductor；7, Halogen gasket for packing；8, mineral fire-proof mud；9, inhibiting tape；10, ripple copper pipe；
11, oversheath；12, control conductor copper conductor；13, control conductor ceramic fire resistant belt；14, control core insulation layer；15, it controls
Core inhibiting tape；16, copper strip shielding layer；17, copper aerial drainage line；18, control conductor protective layer.
Specific embodiment
Embodiment
It further illustrates with reference to the accompanying drawing, cable core is made of 5 power wire cores and a control conductor.Cable core is to control
Centered on core processed, 5 power wire cores and Halogen gasket for packing (7) are uniformly distributed twisted synthesizing cable outside control conductor (6), cable core at
Mineral fire-proof mud (8) are extruded after cable, extrude minerals fire-proof mud (8) successively wrapped inhibiting tape (9), longitudinal wrap ripple copper outside cable core afterwards
Pipe (10) extrudes oversheath (11), and oversheath (11) material uses flame retardant type, halogen-free type or rat-and-ant proof type.Filler uses mine
Object fire-proof mud and Halogen gasket for packing improve cable-flame retardant fire protecting performance.
Power wire core structure is followed successively by copper conductor (1), internal layer ceramic fire resistant belt (2), mica fire resistant belt from inside to outside
(3), outer layer ceramic fire resistant belt (4), power wire core insulating layer (5).Copper conductor (1) is led using the 5th class copper conductor or the 6th class copper
Body, copper conductor (1) first wrapped internal layer ceramic fire resistant belt (2) outside, further around packet mica fire resistant belt (3) further around packet, outer layer ceramic
Fire resistant belt (4) extrudes power wire core insulating layer (5) again.Internal layer ceramic fire resistant belt (2), outer layer ceramic fire resistant belt (4) material
For ceramic silicone band, mica fire resistant belt (3) is synthetic mica, and power wire core insulating layer (5) is halogen-free and low-smoke flame-retardant polyolefin
Insulation Material.
Control conductor (6) is made of 4 to 7 eradication edge cores, nominal section (0.75-6) mm2.Insulated wire cores structure is
The control conductor copper conductor (12) of innermost layer outside successively wrapped control conductor ceramic fire resistant belt (13), extrude control conductor insulation
Layer (14).Above-mentioned several insulated wire cores twisted synthesizing cables form insulated wire cable core, successively wrapped control conductor outside insulated wire cable core
Inhibiting tape (15), copper strip shielding layer (16), two copper aerial drainage lines (17) built in copper strip shielding layer (16) longitudinal direction, copper strip shielding layer
(15) control conductor protective layer (18) are extruded outside.Control core insulation layer (14) uses halogen-free and low-smoke flame-retardant polyolefin Insulation Material.
When fire occurs, power line and control route refractory temperature are up to 1000 DEG C, sustainable power transmission 3 hours, electricity
PH value >=4.3, the conductivity≤10 μ S/mm, minimum light transmittance >=80% that flue gas is generated when cable burns, facilitate rescue, personnel to remove
From the transfer of, property.
Claims (5)
1. a kind of compound inslation fire-retardant fireproof flexible cable, cable core is made of more power wire cores and a control conductor, special
Sign is that cable core is centered on control conductor, and more power wire cores and Halogen gasket for packing (7) are uniform outside in control conductor (6)
It is distributed twisted synthesizing cable, extrudes mineral fire-proof mud (8) after cable core stranding, extrudes mineral fire-proof mud (8) cable core successively wrapped resistance outside afterwards
Combustion band (9), extrudes oversheath (11) at longitudinal wrap ripple copper pipe (10)；The power wire core structure is the copper conductor (1) of innermost layer
Internal layer ceramic fire resistant belt (2), mica fire resistant belt (3), outer layer ceramic fire resistant belt (4), power wire core insulation are successively coated outside
Layer (5).
2. a kind of compound inslation fire-retardant fireproof flexible cable according to claim 1, which is characterized in that the control line
Core (6) is made of a plurality of insulated core, and insulated wire cores structure is that the control conductor copper conductor (12) of innermost layer successively coats outside
Control conductor ceramic fire resistant belt (13), control core insulation layer (14)；A plurality of insulated core twisted synthesizing cable forms insulation cable
Core, successively wrapped control conductor inhibiting tape (15), copper strip shielding layer (16) outside insulated wire cable core, in copper strip shielding layer (16) longitudinal direction
Two copper aerial drainage lines (17) are set, extrude control conductor protective layer (18) outside copper strip shielding layer (16).
3. a kind of compound inslation fire-retardant fireproof flexible cable according to claim 1, which is characterized in that more power wire cores
Twisted synthesizing cable pitch ratio is uniformly distributed less than 25 outside control conductor (6) with Halogen gasket for packing (7).
4. a kind of compound inslation fire-retardant fireproof flexible cable according to claim 1, which is characterized in that the copper conductor
(1) the 5th class copper conductor or the 6th class copper conductor, the internal layer ceramic fire resistant belt (2), outer layer ceramic fire resistant belt (4) are used
Material is ceramic silicone band, and the mica fire resistant belt (3) is synthetic mica.
5. a kind of compound inslation fire-retardant fireproof flexible cable according to claim 2, which is characterized in that the control line
Core copper conductor (12) uses the 5th class copper conductor or the 6th class copper conductor, and described control conductor ceramic fire resistant belt (13) material is
Ceramic silicone band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918480.3U CN208284288U (en) | 2018-06-14 | 2018-06-14 | A kind of compound inslation fire-retardant fireproof flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918480.3U CN208284288U (en) | 2018-06-14 | 2018-06-14 | A kind of compound inslation fire-retardant fireproof flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208284288U true CN208284288U (en) | 2018-12-25 |
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ID=64699464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820918480.3U Expired - Fee Related CN208284288U (en) | 2018-06-14 | 2018-06-14 | A kind of compound inslation fire-retardant fireproof flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208284288U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002465A (en) * | 2019-05-27 | 2020-11-27 | 王成宜 | Flexible fireproof network data cable |
| CN112992417A (en) * | 2019-12-17 | 2021-06-18 | 西安华联电力电缆有限公司 | Overhead insulated cable |
-
2018
- 2018-06-14 CN CN201820918480.3U patent/CN208284288U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002465A (en) * | 2019-05-27 | 2020-11-27 | 王成宜 | Flexible fireproof network data cable |
| CN112992417A (en) * | 2019-12-17 | 2021-06-18 | 西安华联电力电缆有限公司 | Overhead insulated cable |
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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: 20181225 Termination date: 20200614 |