CN203013307U - Mineral fireproof cable with stainless steel sheath - Google Patents
Mineral fireproof cable with stainless steel sheath Download PDFInfo
- Publication number
- CN203013307U CN203013307U CN 201220597564 CN201220597564U CN203013307U CN 203013307 U CN203013307 U CN 203013307U CN 201220597564 CN201220597564 CN 201220597564 CN 201220597564 U CN201220597564 U CN 201220597564U CN 203013307 U CN203013307 U CN 203013307U
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Abstract
The utility model relates to a cable, belonging to the technical field of wires and cables. A mineral fireproof cable with a stainless steel sheath comprises cable cores, wherein each cable core comprises a conductor core and a fireproof insulating layer arranged outside the conductor core, and the fireproof insulating layer is a fireproof mica-tape wrapping-tape layer prepared by fireproof mica tape and wrapping tape; a fireproof separating layer is arranged outside the cable cores; a mineral matter filling layer is arranged between the fireproof separating layer and the cable cores; and the fireproof separating layer is wrapped in a stainless steel sheath layer. According to the utility model, fireproof and explosion-proof levels of the cable cores are improved, and use scope of the fireproof cable is expanded.
Description
Technical field
The utility model relates to technical field of electric wires and cables, is specifically related to a kind of cable.
Background technology
In the technological improvement process of cable, copper sheath is because the electric property that can improve cable, mechanical performance and environmental resistance are promoted on a large scale, yet the use of copper sheath in some fields such as the Application in Chemical Engineering field be restricted, need the existing cable of use occasion of the chemical corrosion under ability higher temperature and anti-higher temperature to can not meet instructions for use at some.
The utility model content
The purpose of this utility model is, a kind of stainless steel sheath mineral fire-resisting cable is provided, and solves above technical problem.
The technical problem that the utility model solves can realize by the following technical solutions:
Stainless steel sheath mineral fire-resisting cable, comprise a cable core, described cable core comprises that a conductor thread core, is arranged on the outer refractory insulating layer of described conductor thread core, it is characterized in that, the outside of described cable core also is provided with a fire-resistant separator, be provided with mineral-filled layer between described fire-resistant separator and described cable core, the outside of described fire-resistant separator is coated with the stainless steel sheath layer.
Conductor thread core, refractory insulating layer, mineral-filled layer, fire-resistant separator, the stainless steel sheath layer of the utility model by setting gradually gets a promotion the fire-resistant explosive-proof grade of described cable core, improved simultaneously the environmental resistance of cable.
The mineral-filled layer that described mineral-filled layer adopts the mineral matter rope to form.Described mineral matter rope comprises a rope matter matrix, and described rope matter matrix strand is shaped with mineral fibre.
Mineral matter rope of the present utility model is take natural rock and mineral etc. as raw material, melts in furnace cupola or other tank furnaces, blows by force at certain pressure, quenching becomes fibrous, then makes rope matter matrix.1250～1400 ℃ of high temperature of mineral matter rope ability.Mineral matter rope of the present utility model has good heat-insulating property.And itself belongs to the inanimate matter silicate fiber, and is incombustible.The utility model adopts the mineral matter rope to be filled between cable core and fire-resistant separator as packed layer; the mineral matter rope has the incombustible and adiabatic performance such as high temperature resistant; the interior heat that makes cable core produce in when transmission of electricity dissipates in packed layer, and in stoping, heat will be located at outside protective sleeve and ignite and even burn and cause fire.
Described fire-resistant separator adopts the wrapped ceramic silicon rubber layer that forms of ceramic silicon rubber twining package tape.It has possessed the good fundamental characteristics of silicon rubber elastic to the ceramic silicon elastomeric material at normal temperatures, have nontoxic, tasteless, high-low temperature resistant, anti-ozone aging, weather-proof aging, good electrical insulation capability, also possessed the good processing characteristics of common high temperature silicon rubber, can keep the flexible cable state at 40 degrees below zero to about 200 degree above freezing.Attack at flame; temperature reaches 300 degree when above; can be converted to by original soft condition rigid sponge ceramic body; the inner hole that produces of fireproof jointing sheath after hardening; be conducive to insulation; the sponge ceramic body has significantly fire-resistant effect with intercepting high temperature like this, thereby effectively protects the internal structure of cable that machinery variation and electrical property variation do not occur.
The wrapped belt of fire-resistant isinglass belt that described refractory insulating layer adopts the fire-resistant isinglass belt twining package tape to make.
The thickness of described stainless steel sheath layer is 0.3mm-1.5mm.
The outside of described stainless steel sheath layer is provided with high-temperature ceramic coating, by high-temperature ceramic coating, improve the heatproof of metal substrate, the performance such as wear-resisting, anti-oxidant, corrosion-resistant, thereby extend the useful life of metal, enlarge the scope of application, make the serviceability temperature of stainless steel sheath layer relatively improve.
The inside of described mineral-filled layer is filled with at least one described cable core.
The inside of described mineral-filled layer is filled with at least two described cable cores.At least two described cable cores are yi word pattern and arrange.
The inside of described mineral-filled layer is filled with at least three described cable cores.At least three described cable cores are yi word pattern or Chinese character pin-shaped arrangement, and the inside of described mineral-filled layer is filled with four described cable cores.Four described cable cores are matrix pattern and arrange.
Beneficial effect: the utility model gets a promotion the fire-resistant explosive-proof grade of described cable core, has enlarged the scope of application of fire-resisting cable.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the another kind of structural representation of the utility model;
Fig. 3 is the another kind of structural representation of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, Fig. 2, Fig. 3, stainless steel sheath mineral fire-resisting cable, comprise a cable core, cable core comprises that a conductor thread core 1, is arranged on the outer refractory insulating layer 2 of conductor thread core 1, the wrapped belt of fire-resistant isinglass belt that refractory insulating layer 2 adopts the fire-resistant isinglass belt twining package tape to make, the outside of cable core also is provided with a fire-resistant separator 4, is provided with mineral-filled layer 3 between fire-resistant separator 4 and cable core, and the outside of fire-resistant separator 4 is coated with stainless steel sheath layer 5.
Conductor thread core 1, refractory insulating layer 2, mineral-filled layer 3, fire-resistant separator 4, the stainless steel sheath layer 5 of the utility model by setting gradually gets a promotion the fire-resistant explosive-proof grade of cable core, is applicable to the mining signal transmission.
The mineral-filled layer 3 that mineral-filled layer 3 adopts the mineral matter rope to form.Mineral matter rope of the present utility model is take natural rock and mineral etc. as raw material, melts in furnace cupola or other tank furnaces, blows by force at certain pressure, quenching becomes fibrous, then makes rope matter matrix.1250～1400 ℃ of high temperature of mineral matter rope ability.Mineral matter rope of the present utility model has good heat-insulating property.And itself belongs to the inanimate matter silicate fiber, and is incombustible.The utility model adopts the mineral matter rope to be filled between cable core and fire-resistant separator 4 as packed layer; the mineral matter rope has the incombustible and adiabatic performance such as high temperature resistant; the interior heat that makes cable core produce in when transmission of electricity dissipates in packed layer, and in stoping, heat will be located at outside protective sleeve and ignite and even burn and cause fire.
Fire-resistant separator 4 adopts the wrapped ceramic silicon rubber layer that forms of ceramic silicon rubber twining package tape.It has possessed the good fundamental characteristics of silicon rubber elastic to the ceramic silicon elastomeric material at normal temperatures, have nontoxic, tasteless, high-low temperature resistant, anti-ozone aging, weather-proof aging, good electrical insulation capability, also possessed the good processing characteristics of common high temperature silicon rubber, can keep the flexible cable state at 40 degrees below zero to about 200 degree above freezing.Attack at flame; temperature reaches 300 degree when above; can be converted to by original soft condition rigid sponge ceramic body; the inner hole that produces of fireproof jointing sheath after hardening; be conducive to insulation; the sponge ceramic body has significantly fire-resistant effect with intercepting high temperature like this, thereby effectively protects the internal structure of cable that machinery variation and electrical property variation do not occur.
The thickness of stainless steel sheath layer 5 is 0.3mm-1.5mm.The outside of stainless steel sheath layer 5 is provided with high-temperature ceramic coating, by high-temperature ceramic coating, improve the heatproof of metal substrate, the performance such as wear-resisting, anti-oxidant, corrosion-resistant, thereby extend the useful life of metal, enlarge the scope of application, make the serviceability temperature of stainless steel sheath layer 5 relatively improve.
The inside of mineral-filled layer 3 is filled with at least one cable core.The inside of mineral-filled layer 3 is filled with at least two cable cores.At least two cable cores are yi word pattern and arrange.
The inside of mineral-filled layer 3 is filled with at least three cable cores.At least three cable cores are yi word pattern or Chinese character pin-shaped arrangement, and the inside of mineral-filled layer 3 is filled with four cable cores.Four cable cores are matrix pattern and arrange.
Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. stainless steel sheath mineral fire-resisting cable, comprise a cable core, described cable core comprises that a conductor thread core, is arranged on the outer refractory insulating layer of described conductor thread core, it is characterized in that, the outside of described cable core also is provided with a fire-resistant separator, be provided with mineral-filled layer between described fire-resistant separator and described cable core, the outside of described fire-resistant separator is coated with the stainless steel sheath layer.
2. stainless steel sheath mineral fire-resisting cable according to claim 1, is characterized in that, the mineral-filled layer that described mineral-filled layer adopts the mineral matter rope to form.
3. stainless steel sheath mineral fire-resisting cable according to claim 2, is characterized in that, described fire-resistant separator adopts the wrapped ceramic silicon rubber layer that forms of ceramic silicon rubber twining package tape.
4. stainless steel sheath mineral fire-resisting cable according to claim 3, is characterized in that, the wrapped belt of fire-resistant isinglass belt that described refractory insulating layer adopts the fire-resistant isinglass belt twining package tape to make.
5. the described stainless steel sheath mineral of any one fire-resisting cable according to claim 1 to 4, is characterized in that, the thickness of described stainless steel sheath layer is 0.3mm-1.5mm.
6. stainless steel sheath mineral fire-resisting cable according to claim 1, is characterized in that, the inside of described mineral-filled layer is filled with at least two described cable cores, and at least two described cable cores are yi word pattern and arrange.
7. stainless steel sheath mineral fire-resisting cable according to claim 1, is characterized in that, the inside of described mineral-filled layer is filled with at least three described cable cores, and at least three described cable cores are Chinese character pin-shaped arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597564 CN203013307U (en) | 2012-11-13 | 2012-11-13 | Mineral fireproof cable with stainless steel sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597564 CN203013307U (en) | 2012-11-13 | 2012-11-13 | Mineral fireproof cable with stainless steel sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203013307U true CN203013307U (en) | 2013-06-19 |
Family
ID=48604874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220597564 Expired - Lifetime CN203013307U (en) | 2012-11-13 | 2012-11-13 | Mineral fireproof cable with stainless steel sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203013307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118558A (en) * | 2015-08-20 | 2015-12-02 | 安徽怡和电缆有限公司 | Stainless steel sheath cable |
| CN106816216A (en) * | 2016-12-29 | 2017-06-09 | 张四清 | A kind of construction of cable |
-
2012
- 2012-11-13 CN CN 201220597564 patent/CN203013307U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118558A (en) * | 2015-08-20 | 2015-12-02 | 安徽怡和电缆有限公司 | Stainless steel sheath cable |
| CN106816216A (en) * | 2016-12-29 | 2017-06-09 | 张四清 | A kind of construction of cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |