CN203013372U - Power cable with stainless steel sheath - Google Patents
Power cable with stainless steel sheath Download PDFInfo
- Publication number
- CN203013372U CN203013372U CN 201220596993 CN201220596993U CN203013372U CN 203013372 U CN203013372 U CN 203013372U CN 201220596993 CN201220596993 CN 201220596993 CN 201220596993 U CN201220596993 U CN 201220596993U CN 203013372 U CN203013372 U CN 203013372U
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- stainless steel
- cable
- steel sheath
- mineral
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Abstract
The utility model relates to a cable, belonging to the technical field of wires and cables. A power cable with a stainless steel sheath comprises cable cores, wherein each cable core comprises a conductor core and a fireproof protective layer arranged outside the conductor core, and the fireproof protective layer is a ceramic silicone rubber layer prepared by ceramic silicone rubber; 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. The power cable with the stainless steel sheath is further improved in fireproof and explosion-proof levels and electrical, mechanical and environment-resistant performances, and can be applied to the occasion that a copper sheath layer is limited, thereby enlarging application range of power cables.
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
The main carriers that electric wire is carried as electric power, be widely used in various fields and field of employment, 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, however the use of copper sheath in some fields such as the Application in Chemical Engineering field be restricted.
The utility model content
The purpose of this utility model is, a kind of stainless steel sheath power cable is provided, and solves above technical problem.
The technical problem that the utility model solves can realize by the following technical solutions:
A kind of stainless steel sheath power cable, comprise a cable core, described cable core comprises that a conductor thread core, is arranged on the outer refractory protection 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;
The ceramic silicon rubber layer that described refractory protection adopts ceramic silicon rubber to make.
Conductor thread core, refractory protection, mineral-filled layer, fire-resistant separator, the stainless steel sheath layer of the utility model by setting gradually; the fire-resistant explosive-proof grade of described cable core and electric property, mechanical performance, environmental resistance are further promoted; the corrosion resistance of stainless steel sheath layer is stronger simultaneously; can be applied in copper sheath layer restricted application scenario, enlarge the range of application of power 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.
The ceramic silicon rubber layer that described fire-resistant separator also adopts ceramic silicon rubber to make.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 described stainless steel sheath layer is 0.4mm-1.9mm.
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: fire-resistant explosive-proof grade of the present utility model and electric property, mechanical performance, environmental resistance are further promoted, and can be applied in copper sheath layer restricted application scenario, have enlarged the range of application of power 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; a kind of stainless steel sheath power cable; comprise a cable core; cable core comprises that a conductor thread core 1, is arranged on the outer refractory protection 2 of conductor thread core 1; the outside of cable core also is provided with a fire-resistant separator 4; be provided with mineral-filled layer 3 between fire-resistant separator 4 and cable core, the outside of fire-resistant separator 4 is coated with stainless steel sheath layer 5.The ceramic silicon rubber layer that refractory protection 2 adopts ceramic silicon rubber to make.The thickness of stainless steel sheath layer 5 is 0.4mm-1.9mm.
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.
Conductor thread core 1, refractory protection 2, mineral-filled layer 3, fire-resistant separator 4, the stainless steel sheath layer 5 of the utility model by setting gradually further promoted the fire-resistant explosive-proof grade of cable core and electric property, mechanical performance, environmental resistance.
The mineral-filled layer 3 that mineral-filled layer 3 adopts the mineral matter rope to form.The mineral matter rope comprises a rope matter matrix, and 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 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.
The ceramic silicon rubber layer that fire-resistant separator 4 also adopts ceramic silicon rubber to make.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 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 (6)
1. stainless steel sheath power cable, comprise a cable core, described cable core comprises that a conductor thread core, is arranged on the outer refractory protection 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; The ceramic silicon rubber layer that described refractory protection adopts ceramic silicon rubber to make.
2. a kind of stainless steel sheath power 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. a kind of stainless steel sheath power cable according to claim 2, is characterized in that, the ceramic silicon rubber layer that described fire-resistant separator also adopts ceramic silicon rubber to make.
4. according to claim 1,2 or 3 described a kind of stainless steel sheath power cables, is characterized in that, the thickness of described stainless steel sheath layer is 0.4mm-1.9mm.
5. a kind of stainless steel sheath power 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.
6. a kind of stainless steel sheath power 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 yi word pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596993 CN203013372U (en) | 2012-11-13 | 2012-11-13 | Power cable with stainless steel sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596993 CN203013372U (en) | 2012-11-13 | 2012-11-13 | Power cable with stainless steel sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203013372U true CN203013372U (en) | 2013-06-19 |
Family
ID=48604939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220596993 Expired - Lifetime CN203013372U (en) | 2012-11-13 | 2012-11-13 | Power cable with stainless steel sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203013372U (en) |
-
2012
- 2012-11-13 CN CN 201220596993 patent/CN203013372U/en not_active Expired - Lifetime
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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 |