CN106297974A - A kind of inorganic mineral insulation fireproof cable - Google Patents
A kind of inorganic mineral insulation fireproof cable Download PDFInfo
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- CN106297974A CN106297974A CN201510323911.2A CN201510323911A CN106297974A CN 106297974 A CN106297974 A CN 106297974A CN 201510323911 A CN201510323911 A CN 201510323911A CN 106297974 A CN106297974 A CN 106297974A
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Abstract
The present invention relates to a kind of inorganic mineral insulation fireproof cable, it includes oxygen-free copper conductor, it is provided with screen layer outside described oxygen-free copper conductor, inorganic mineral insulation layer it is provided with outside described screen layer, it is provided with braid outside described inorganic mineral insulation layer, described oxygen-free copper conductor, screen layer, inorganic mineral insulation layer and braid composition conductive unit, described conductive unit is at least provided with two, it is provided with packed layer outside described conductive unit, it is provided with lapping layer outside described packed layer, it is provided with inner liner outside described lapping layer, it is provided with fireprotection layer outside described inner liner, halogen-free and low-smoke flame-retardant polyolefin sheathed layer it is provided with outside described fireprotection layer, they form cable body, described conductive unit diameter accounts for the 1/3-2/5 of cable body diameter.Overall flexibility of the present invention is good, and flameproof effect is preferable, and transmission capacity is big, and reliability is high, and environmental protection is applied widely.
Description
Technical field
The present invention relates to a kind of cable, be specifically related to a kind of fireproof cable.
Background technology
Along with the fast development of national economy, as the electric wire of national economy aorta, its
Consumption and range are increasing.In recent years, power plant, transformer station, smelting and oil
The industries such as chemical industry, very big to the demand of cable.At present, each field quality to electric wire
Requirement with performance is more and more higher, and the fire caused because of electric wire, cable aging is the most increasingly
Many, how to reduce the incidence rate of fire and breaking out of fire time mortality rate, fire prevention, environmental protection are also
Become the developing direction of wires and cables industry.
Summary of the invention
Goal of the invention: the invention aims to overcome deficiency of the prior art, it is provided that one
Planting overall flexibility good, flameproof effect is preferable, and transmission capacity is big, and reliability is high, environmental protection, is suitable for
The inorganic mineral insulation fireproof cable that scope is wide.
Technical scheme: in order to solve above-mentioned technical problem, a kind of inorganic mineral of the present invention
Insulated cable, it includes oxygen-free copper conductor, is provided with shielding outside described oxygen-free copper conductor
Layer, is provided with inorganic mineral insulation layer, at described inorganic mineral insulation layer outside described screen layer
Outside is provided with braid, and described braid is repeatedly 1 vertical according to 1 by thin copper wire and aramid fiber silk
Braiding forms, described oxygen-free copper conductor, screen layer, inorganic mineral insulation layer and braid composition
Conductive unit, described conductive unit, at least provided with two, is provided with outside described conductive unit and fills out
Fill layer, outside described packed layer, be provided with lapping layer, outside described lapping layer, be provided with inner liner,
Outside described inner liner, it is provided with fireprotection layer, outside described fireprotection layer, is provided with LSOH anti-flaming
Polyolefin sheath layer, they form cable body, and it is straight that described conductive unit diameter accounts for cable body
The 1/3-2/5 in footpath.
Described packed layer is filling polyurethane layer or ethylene propylene diene rubber packed layer.
Described lapping layer is without shuttle woven fiberglass cloth lapping layer or silicone rubber lapping layer.
Described fireprotection layer is inorganic chopped fiber adhesive-layer.
Described conductive unit arranges three, and described conductive unit diameter accounts for cable body diameter
1/3.
Beneficial effect: compared with prior art, its remarkable advantage is the present invention: the present invention is overall
Structure arranges rationally, uses oxygen-free copper conductor, more more stable than fine copper, fine aluminium cable, electrical conductivity
Higher, use thin copper wire and the braid of aramid fiber silk composition, be effectively improved the flexibility of entirety,
Using ethylene propylene diene rubber packed layer, filling effect is preferable, uses inorganic chopped fiber adhesive-layer to make
For fireprotection layer, can play and well isolate flame retardant effect, even and if catch fire, also can alleviate
Pollution to the Nature, plays environmental-protection function, uses inner liner, can be effectively improved overall strong
Degree, uses inorganic mineral insulation layer and halogen-free and low-smoke flame-retardant polyolefin sheathed layer, improves further
Overall fire protecting performance, does not produce any harmful gas during burning, described conductive unit is arranged
Three, and described conductive unit diameter accounts for the 1/3 of cable body diameter, then by each layer
With the use of, conductive unit runs the most reliable, and using effect is the most preferable, and this product is overall
Service life is long, applied widely, meets actual operation requirements.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of inorganic mineral insulation fireproof cable of the present invention, it includes
Oxygen-free copper conductor 1, is provided with screen layer 2, in described shielding outside described oxygen-free copper conductor 1
Layer 2 is outside is provided with inorganic mineral insulation layer 3, is provided with outside described inorganic mineral insulation layer 3
Braid 4, described braid 4 by thin copper wire and aramid fiber silk according to 1 repeatedly 1 vertical woven
Form, described oxygen-free copper conductor 1, screen layer 2, inorganic mineral insulation layer 3 and braid 4
Composition conductive unit 5, described conductive unit 5 arranges three, outside described conductive unit 5
It is provided with packed layer 6, outside described packed layer 6, is provided with lapping layer 7, at described lapping layer 7
Outside is provided with inner liner 8, is provided with fireprotection layer 9, in described fire prevention outside described inner liner 8
Layer 9 is outside is provided with halogen-free and low-smoke flame-retardant polyolefin sheathed layer 10, and they form cable body 11,
Described conductive unit 5 diameter accounts for the 1/3 of cable body 11 diameter；Described packed layer 6 is poly-
Urethane packed layer or ethylene propylene diene rubber packed layer；Described lapping layer 7 is fine without shuttle Woven glass
Dimension cloth lapping layer or silicone rubber lapping layer；Described fireprotection layer 9 is inorganic chopped fiber adhesive-layer.This
Invention overall structure arranges rationally, uses oxygen-free copper conductor, more more stable than fine copper, fine aluminium cable,
Electrical conductivity is higher, uses thin copper wire and the braid of aramid fiber silk composition, is effectively improved entirety
Flexibility, use ethylene propylene diene rubber packed layer, filling effect is preferable, uses inorganic chopped fiber
Adhesive-layer, as fireprotection layer, can play and well isolate flame retardant effect, even and if catch fire,
Also can alleviate the pollution to the Nature, play environmental-protection function, use inner liner, can effectively carry
High bulk strength, uses inorganic mineral insulation layer and halogen-free and low-smoke flame-retardant polyolefin sheathed layer, enters
One step improves the fire protecting performance of entirety, does not produce any harmful gas, described conduction during burning
Unit arranges three, and described conductive unit diameter accounts for the 1/3 of cable body diameter, then leads to
Crossing running with the use of, conductive unit of each layer the most reliable, using effect is the most preferable, this
Product whole service life is long, applied widely, meets actual operation requirements.
The invention provides a kind of thinking and method, implement method and the way of this technical scheme
Footpath is a lot, and the above is only the preferred embodiment of the present invention, it is noted that for this skill
For the those of ordinary skill in art field, under the premise without departing from the principles of the invention, it is also possible to
Making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention,
Each ingredient the clearest and the most definite in the present embodiment all can use prior art to be realized.
Claims (5)
1. an inorganic mineral insulation fireproof cable, it is characterised in that: it includes that oxygen-free copper is led
Body (1), is provided with screen layer (2), in described shielding in described oxygen-free copper conductor (1) outside
Layer (2) is outside is provided with inorganic mineral insulation layer (3), described inorganic mineral insulation layer (3)
Outside is provided with braid (4), described braid (4) by thin copper wire and aramid fiber silk according to
1 repeatedly 1 vertical woven form, described oxygen-free copper conductor (1), screen layer (2), inorganic mineral
Insulating barrier (3) and braid (4) composition conductive unit (5), described conductive unit (5)
At least provided with two, it is provided with packed layer (6), described in described conductive unit (5) outside
Packed layer (6) is outside is provided with lapping layer (7), is provided with liner in described lapping layer (7) outside
Layer (8), is provided with fireprotection layer (9), in described fireprotection layer (9) in described inner liner (8) outside
Outside is provided with halogen-free and low-smoke flame-retardant polyolefin sheathed layer (10), they compositions cable body (11),
Described conductive unit (5) diameter accounts for the 1/3-2/5 of cable body (11) diameter.
Inorganic mineral insulation fireproof cable the most according to claim 1, it is characterised in that:
Described packed layer (6) is filling polyurethane layer or ethylene propylene diene rubber packed layer.
Inorganic mineral insulation fireproof cable the most according to claim 1, it is characterised in that:
Described lapping layer (7) is without shuttle woven fiberglass cloth lapping layer or silicone rubber lapping layer.
Inorganic mineral insulation fireproof cable the most according to claim 1, it is characterised in that:
Described fireprotection layer (9) is inorganic chopped fiber adhesive-layer.
Inorganic mineral insulation fireproof cable the most according to claim 1, it is characterised in that:
Described conductive unit (5) arranges three, and described conductive unit (5) diameter accounts for cable originally
The 1/3 of body (11) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510323911.2A CN106297974A (en) | 2015-06-12 | 2015-06-12 | A kind of inorganic mineral insulation fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510323911.2A CN106297974A (en) | 2015-06-12 | 2015-06-12 | A kind of inorganic mineral insulation fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106297974A true CN106297974A (en) | 2017-01-04 |
Family
ID=57650039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510323911.2A Pending CN106297974A (en) | 2015-06-12 | 2015-06-12 | A kind of inorganic mineral insulation fireproof cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN106297974A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036657A (en) * | 2018-08-22 | 2018-12-18 | 安徽明星电缆有限公司 | A kind of split-phase metal isolated form flexible inorganic mineral insulated cable |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07312121A (en) * | 1994-05-13 | 1995-11-28 | Yazaki Corp | Fireproof wire |
| CN201374215Y (en) * | 2009-03-30 | 2009-12-30 | 开开电缆科技有限公司 | Medium voltage cable for a coal cutter on mine |
| CN202275642U (en) * | 2011-10-18 | 2012-06-13 | 上海市高桥电缆厂有限公司 | Mineral insulating flexible fireproof cable |
| CN102903431A (en) * | 2012-09-25 | 2013-01-30 | 无锡市圣恩线缆有限公司 | Novel multicore fireproof cable |
| CN203397751U (en) * | 2013-06-25 | 2014-01-15 | 江苏荣宜电缆有限公司 | Novel low smoke halogen-free flame retardant cable |
| CN203659461U (en) * | 2013-12-04 | 2014-06-18 | 宝胜科技创新股份有限公司 | Dust-free drag chain cable used in cleaning room |
| CN204720183U (en) * | 2015-06-12 | 2015-10-21 | 无锡市群星线缆有限公司 | A kind of inorganic mineral insulation fireproof cable |
-
2015
- 2015-06-12 CN CN201510323911.2A patent/CN106297974A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07312121A (en) * | 1994-05-13 | 1995-11-28 | Yazaki Corp | Fireproof wire |
| CN201374215Y (en) * | 2009-03-30 | 2009-12-30 | 开开电缆科技有限公司 | Medium voltage cable for a coal cutter on mine |
| CN202275642U (en) * | 2011-10-18 | 2012-06-13 | 上海市高桥电缆厂有限公司 | Mineral insulating flexible fireproof cable |
| CN102903431A (en) * | 2012-09-25 | 2013-01-30 | 无锡市圣恩线缆有限公司 | Novel multicore fireproof cable |
| CN203397751U (en) * | 2013-06-25 | 2014-01-15 | 江苏荣宜电缆有限公司 | Novel low smoke halogen-free flame retardant cable |
| CN203659461U (en) * | 2013-12-04 | 2014-06-18 | 宝胜科技创新股份有限公司 | Dust-free drag chain cable used in cleaning room |
| CN204720183U (en) * | 2015-06-12 | 2015-10-21 | 无锡市群星线缆有限公司 | A kind of inorganic mineral insulation fireproof cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036657A (en) * | 2018-08-22 | 2018-12-18 | 安徽明星电缆有限公司 | A kind of split-phase metal isolated form flexible inorganic mineral insulated cable |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
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| RJ01 | Rejection of invention patent application after publication |