CN107195364A - A kind of use Ceramic silicon rubber insulation and the flexible fire-proof cable of stainless steel armouring - Google Patents
A kind of use Ceramic silicon rubber insulation and the flexible fire-proof cable of stainless steel armouring Download PDFInfo
- Publication number
- CN107195364A CN107195364A CN201710504167.5A CN201710504167A CN107195364A CN 107195364 A CN107195364 A CN 107195364A CN 201710504167 A CN201710504167 A CN 201710504167A CN 107195364 A CN107195364 A CN 107195364A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- fire
- silicon rubber
- proof cable
- wrapped
- 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.)
- Pending
Links
- 229920002379 silicone rubber Polymers 0.000 title claims abstract description 37
- 239000000919 ceramic Substances 0.000 title claims abstract description 29
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 25
- 239000010935 stainless steel Substances 0.000 title claims abstract description 25
- 238000009413 insulation Methods 0.000 title claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 230000004888 barrier function Effects 0.000 claims abstract description 20
- 239000004945 silicone rubber Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 230000009970 fire resistant effect Effects 0.000 claims description 4
- 239000010963 304 stainless steel Substances 0.000 claims description 3
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 3
- 238000004049 embossing Methods 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 235000021168 barbecue Nutrition 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000206672 Gelidium Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 108010059642 isinglass Proteins 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052627 muscovite Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention discloses a kind of insulation of use Ceramic silicon rubber and the flexible fire-proof cable of stainless steel armouring, including core, filling and inner sheath and oversheath；The core have it is multiple, and be wrapped in filling and inner sheath in, it is described filling and inner sheath be made of fire-resisting ceramic silicone rubber material；The oversheath is wrapped in outside filling and inner sheath, and the oversheath uses stainless steel armouring sheath；The core includes conductor, semiconductive shielding layer and insulating barrier, and semiconductive shielding layer is wrapped in outside conductor, and insulating barrier is wrapped in outside semiconductive shielding layer；The semiconductive shielding layer is extruded using semiconductive fireproof silicone rubber and formed；The insulating barrier is extruded using fire-resisting ceramic silicone rubber and formed.The fire protecting performance of flexible fire-proof cable of the present invention is excellent, overload protection ability is strong, operating temperature is high, shielding properties is superior, energy-conserving and environment-protective, and safe, long lifespan, wide market.
Description
Technical field
The present invention relates to a kind of cable, the flexibility of specifically a kind of use Ceramic silicon rubber insulation and stainless steel armouring is prevented
Thermoelectricity cable.
Background technology
Either in factory or other buildings, the security of electric wiring is most important.According to national departments concerned
Statistics, in fire cause, because fire accounts for more than 50% caused by electric wiring.And cable is both the main body in circuit, it is again
It is most difficult to the link with protection.Thus cable will not only have the ability of anti-external flame destruction, and have itself not produce fire
The characteristic in source.Due to mineral insulated cable, its constituent material that insulate is inorganic matter, and insulator will not in overload or short circuit
Naked light, thus the circuit constituted with mineral insulated cable are produced, the generation of the condition of a fire will not be caused.
Popular mineral insulation fireproof cable in the market, it is most of using fire-resistant isinglass belt is wrapped, clay filling,
Copper strips sheath, and because clay is on-insulated, and meet water and can be melted into stream shape thing, the decreasing insulating of cable is directly resulted in, is had
The risk of leak electricity short-circuit.
The content of the invention
It is an object of the invention to provide a kind of insulation of use Ceramic silicon rubber and the fire resistant flexible electricity of stainless steel armouring
Cable, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of use Ceramic silicon rubber insulation and the flexible fire-proof cable of stainless steel armouring, including core, filling and inner sheath
And oversheath；The core have it is multiple, and be wrapped in filling and inner sheath in, it is described filling and inner sheath use ceramic
Fire-resistant silicon rubber material is made；The oversheath is wrapped in outside filling and inner sheath, and the oversheath is protected using stainless steel armouring
Set；The core includes conductor, semiconductive shielding layer and insulating barrier, and semiconductive shielding layer is wrapped in outside conductor, insulating barrier parcel
Outside semiconductive shielding layer；The semiconductive shielding layer is extruded using semiconductive fireproof silicone rubber and formed；The insulating barrier is used
Fire-resisting ceramic silicone rubber, which is extruded, to be formed.
It is used as further scheme of the invention：The core has four.
It is used as further scheme of the invention：The oversheath uses 304 stainless steel embossing armouring sheaths.
It is used as further scheme of the invention：The conductor uses copper conductor.
It is used as further scheme of the invention：The conductor uses the cable class conductor of copper the 5th.
It is used as further scheme of the invention：The thickness of the semiconductive shielding layer is 0.2mm.
It is used as further scheme of the invention：The thickness of the insulating barrier is 2.0mm.
It is used as further scheme of the invention：The core also includes outer semiconducting layer, and outer semiconducting layer is wrapped in absolutely
Outside edge layer.
It is used as further scheme of the invention：The outer semiconducting layer is extruded using semiconductive fireproof silicone rubber and formed.
It is used as further scheme of the invention：The thickness of the outer semiconducting layer is 0.4mm.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the fire protecting performance of flexible fire-proof cable of the present invention is excellent, and not only itself can not burn, and will not more trigger burning things which may cause a fire disaster, even if having
The barbecue of external flame, cable still can normal work, during flame temperature, the condition of a fire eliminate after, cable without change, may continue to make
With being a kind of fireproof cable truly, and can be tested by C, W, Z of Britain's BS6387 highest levels；
2nd, the overload protection ability of flexible fire-proof cable of the present invention is strong, operating temperature is high, due to using stainless steel armouring sheath, because
This shielding properties is superior, can both prevent interference of the cable to other cables in itself, external electromagnetic field can have been prevented to do itself again
Disturb；
3rd, flexible fire-proof cable energy-conserving and environment-protective of the present invention, and safe, long lifespan, wide market.
Brief description of the drawings
Fig. 1 is the structural representation insulated using Ceramic silicon rubber with the flexible fire-proof cable of stainless steel armouring.
In figure：Outside 1- conductors, 2- semiconductive shielding layers, 3- insulating barriers, 4- outer semiconducting layers, 5- fillings and inner sheath, 6-
Sheath.
Embodiment
Technical scheme is described in more detail with reference to embodiment.
Referring to Fig. 1, the flexible fire-proof cable of a kind of use Ceramic silicon rubber insulation and stainless steel armouring, including line
Core, filling and inner sheath 5 and oversheath 6；The core have it is multiple, and be wrapped in filling and inner sheath 5 in, the number of core
Amount is without restriction, depending on real needs, in the present embodiment, it is preferred that the core has four, the filling and interior shield
Set 5 is made of fire-resisting ceramic silicone rubber material, while fireproofing of cable performance is ensured, it has been effectively ensured soft
Degree, during actual production, is filled out outside the core group that multiple cores are constituted using fire-resisting ceramic silicone rubber material disposal molding
Fill and sheath, so as to form filling and inner sheath 5；The oversheath 6 is wrapped in outside filling and inner sheath 5, and the oversheath 6 is adopted
With stainless steel armouring sheath, further, the oversheath 6 uses 304 stainless steel embossing armouring sheaths；
The core includes conductor 1, semiconductive shielding layer 2 and insulating barrier 3, and semiconductive shielding layer 2 is wrapped in outside conductor 1, insulate
Layer 3 is wrapped in outside semiconductive shielding layer 2, and the material of conductor 1 is without restriction, in the present embodiment, it is preferred that the conductor 1 is used
Copper conductor, electric conductivity is excellent, it is further preferred that the conductor 1 uses the cable class conductor of copper the 5th, is arranged such,
The pliability of cable is added on the basis of guarantee electric conductivity, the material of semiconductive shielding layer 2 is without restriction, in the present embodiment,
It is preferred that, the semiconductive shielding layer 2 is extruded using semiconductive fireproof silicone rubber and formed, by extruding one and half outside conductor 1
Conductive fireproof silicone rubber, can eliminate the stranded produced tip of stranded conductor, reduce the high field of conductive surface, reduce local
Electric discharge, the thickness of semiconductive shielding layer 2 is without restriction, in the present embodiment, it is preferred that the thickness of the semiconductive shielding layer 2 is
0.2mm, the material of insulating barrier 3 is without restriction, in the present embodiment, it is preferred that the insulating barrier 3 uses fire-resisting ceramic silicone rubber
Extrude and form, insulating barrier 3 can improve the insulating properties of cable, because insulating barrier 3 is extruded using fire-resisting ceramic silicone rubber
Into, therefore can also effectively completely cut off the steam in the external world, it is ensured that the safe operation of cable, the thickness of insulating barrier 3 is without restriction, this reality
Apply in example, it is preferred that the thickness of the insulating barrier 3 is 2.0mm；
The core also includes outer semiconducting layer 4, and outer semiconducting layer 4 is wrapped in outside insulating barrier 3, and outer semiconducting layer 4 can enter one
The high field of step reduction conductive surface, reduces shelf depreciation, the material of outer semiconducting layer 4 is without restriction, in the present embodiment, preferably
, the outer semiconducting layer 4 is extruded using semiconductive fireproof silicone rubber and formed, and the thickness of outer semiconducting layer 4 is without restriction, this reality
Apply in example, it is preferred that the thickness of the outer semiconducting layer 4 is 0.4mm.
The fire protecting performance of flexible fire-proof cable of the present invention is excellent, and not only itself can not burn, and will not more trigger burning things which may cause a fire disaster, even if
Have a barbecue of external flame, cable still can normal work, as long as flame temperature is less than 950 DEG C, after the condition of a fire is eliminated, cable is without more
Change, may continue to use, be a kind of fireproof cable truly, and can be by C, W, Z of Britain's BS6387 highest levels
Experiment；The overload protection ability of flexible fire-proof cable of the present invention is strong, and after overload is eliminated, cable performance will not produce change, still may be used
Continuation is normally used, and conventional plastic cable can trigger insulation heating aging or puncture because of overcurrent or overvoltage；This hair
The operating temperature of bright flexible fire-proof cable is high, and due to using stainless steel armouring sheath, therefore shielding properties is superior, can both prevent electricity
The interference of cable to other cables in itself, can prevent interference of the external electromagnetic field to itself again；Flexible fire-proof cable energy-conservation of the present invention
Environmental protection, and safe, long lifespan, wide market.
The present invention is insulated using Ceramic silicon rubber and the flexible fire-proof cable of stainless steel armouring carries out electric property survey
Examination.Test result is as follows：
1st, D.C. resistance：When copper wire regular stranded shaping of the conductor 1 using 98 diameter 0.58mm, the Ω of resistance≤0.727/
Km, when the regular stranded shaping of 49 diameter 0.64mm of the use of conductor 1 copper wire, resistance≤1.15 Ω/km.
2nd, insulaion resistance：More than 10000M Ω km（20℃）.
3rd, fire resistance：950 DEG C -1000 DEG C, burning time 180min, by C, W, Z sequential testing, keeps circuit complete.
4th, electric property：15000V, 5min do not puncture.
5th, service life：More than 70 years.
6th, environmental protection characteristic：Meet RoHS.
The better embodiment to the present invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
, can also be on the premise of present inventive concept not be departed from formula, the knowledge that one skilled in the relevant art possesses
Various changes can be made.
Claims (10)
1. a kind of insulation of use Ceramic silicon rubber and the flexible fire-proof cable of stainless steel armouring, it is characterised in that including core,
Filling and inner sheath（5）And oversheath（6）；The core have it is multiple, and be wrapped in filling and inner sheath（5）It is interior, it is described
Filling and inner sheath（5）It is made of fire-resisting ceramic silicone rubber material；The oversheath（6）It is wrapped in filling and inner sheath
（5）Outside, the oversheath（6）Using stainless steel armouring sheath；The core includes conductor（1）, semiconductive shielding layer（2）With it is exhausted
Edge layer（3）, semiconductive shielding layer（2）It is wrapped in conductor（1）Outside, insulating barrier（3）It is wrapped in semiconductive shielding layer（2）Outside；It is described
Semiconductive shielding layer（2）Extruded and formed using semiconductive fireproof silicone rubber；The insulating barrier（3）Using fire-resisting ceramic silicone rubber
Extrude and form.
2. use Ceramic silicon rubber insulation according to claim 1 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the core has four.
3. use Ceramic silicon rubber insulation according to claim 1 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the oversheath（6）Using 304 stainless steel embossing armouring sheaths.
4. the fire resistant flexible electricity of the insulation of use Ceramic silicon rubber and stainless steel armouring according to claim 1 or 2 or 3
Cable, it is characterised in that the conductor（1）Using copper conductor.
5. use Ceramic silicon rubber insulation according to claim 4 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the conductor（1）Using the cable class conductor of copper the 5th.
6. use Ceramic silicon rubber insulation according to claim 1 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the semiconductive shielding layer（2）Thickness be 0.2mm.
7. use Ceramic silicon rubber insulation according to claim 1 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the insulating barrier（3）Thickness be 2.0mm.
8. use Ceramic silicon rubber insulation according to claim 1 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the core also includes outer semiconducting layer（4）, outer semiconducting layer（4）It is wrapped in insulating barrier（3）Outside.
9. use Ceramic silicon rubber insulation according to claim 8 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the outer semiconducting layer（4）Extruded and formed using semiconductive fireproof silicone rubber.
10. use Ceramic silicon rubber insulation according to claim 8 and the flexible fire-proof cable of stainless steel armouring, it is special
Levy and be, the outer semiconducting layer（4）Thickness be 0.4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710504167.5A CN107195364A (en) | 2017-06-28 | 2017-06-28 | A kind of use Ceramic silicon rubber insulation and the flexible fire-proof cable of stainless steel armouring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710504167.5A CN107195364A (en) | 2017-06-28 | 2017-06-28 | A kind of use Ceramic silicon rubber insulation and the flexible fire-proof cable of stainless steel armouring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107195364A true CN107195364A (en) | 2017-09-22 |
Family
ID=59880044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710504167.5A Pending CN107195364A (en) | 2017-06-28 | 2017-06-28 | A kind of use Ceramic silicon rubber insulation and the flexible fire-proof cable of stainless steel armouring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195364A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102760526A (en) * | 2012-07-13 | 2012-10-31 | 江苏亨通电力电缆有限公司 | Ceramic silicon rubber insulation medium-voltage fire-resistant cable with rated voltage of 6-35kV and machining process thereof |
| US20140008098A1 (en) * | 2012-07-05 | 2014-01-09 | Prysmian S.P.A. | Electrical cable resistant to fire, water and mechanical stresses |
| CN204360823U (en) * | 2015-01-14 | 2015-05-27 | 四川正方高压线缆有限公司 | A kind of nuclear power cable |
| CN105551603A (en) * | 2016-01-18 | 2016-05-04 | 明达线缆集团有限公司 | Reinforcement isolated type mineral-insulated flexible fireproof cable |
| CN206849547U (en) * | 2017-06-28 | 2018-01-05 | 浙江中大元通特种电缆有限公司 | A kind of flexible fire-proof cable to be insulated using Ceramic silicon rubber with stainless steel armouring |
-
2017
- 2017-06-28 CN CN201710504167.5A patent/CN107195364A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140008098A1 (en) * | 2012-07-05 | 2014-01-09 | Prysmian S.P.A. | Electrical cable resistant to fire, water and mechanical stresses |
| CN102760526A (en) * | 2012-07-13 | 2012-10-31 | 江苏亨通电力电缆有限公司 | Ceramic silicon rubber insulation medium-voltage fire-resistant cable with rated voltage of 6-35kV and machining process thereof |
| CN204360823U (en) * | 2015-01-14 | 2015-05-27 | 四川正方高压线缆有限公司 | A kind of nuclear power cable |
| CN105551603A (en) * | 2016-01-18 | 2016-05-04 | 明达线缆集团有限公司 | Reinforcement isolated type mineral-insulated flexible fireproof cable |
| CN206849547U (en) * | 2017-06-28 | 2018-01-05 | 浙江中大元通特种电缆有限公司 | A kind of flexible fire-proof cable to be insulated using Ceramic silicon rubber with stainless steel armouring |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170922 |
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| RJ01 | Rejection of invention patent application after publication |