CN103762030A - Temperature resisting silicone rubber wire - Google Patents
Temperature resisting silicone rubber wire Download PDFInfo
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- CN103762030A CN103762030A CN201410010781.2A CN201410010781A CN103762030A CN 103762030 A CN103762030 A CN 103762030A CN 201410010781 A CN201410010781 A CN 201410010781A CN 103762030 A CN103762030 A CN 103762030A
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- wire
- heat
- india
- rubber wire
- mica tape
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- 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
Abstract
The invention discloses a temperature resisting silicone rubber wire. The temperature resisting silicone rubber wire comprises an electric conduction wire core, an insulating layer and a sheath from interior to exterior in sequence, and further comprises a mica tape which is located between the insulating layer and the sheath and winds the insulating layer. According to the temperature resisting silicone rubber wire, the mica tape winds the insulating layer and is made of fire-resistant thermal insulation materials, and therefore the high-temperature resisting performance of the silicone rubber wire is greatly improved, the highest rated temperature capable of being resisted by the silicone rubber wire is improved and can reach to 250 DEG C or more than 250 DEG C, the temperature resisting silicone rubber wire can be applied to the high-temperature environment, and the application range of the silicone rubber wire is enlarged.
Description
Technical field
The present invention relates to electric wire manufacturing technology field, particularly a kind of heat-resistant silicon India-rubber wire.
Background technology
Silicone rubber wire adopts silica gel material to process, the conductor of existing silicone rubber wire is tin-coated copper, trunking is silvalin braiding, the maximum amount of this wire is determined heat resisting temperature and is only had 200 ℃, when ambient temperature is during higher than 200 ℃, while being applied in the high temperature particular surroundingss such as heater, metallurgy, oil, chemical industry, natural gas such as this wire, wire cannot meet applied at elevated temperature requirement.
Therefore, how to improve the heat resistance of silicone rubber wire, become those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of heat-resistant silicon India-rubber wire, to improve the heat resisting temperature of silicone rubber wire.
For achieving the above object, the invention provides following technical scheme:
A heat-resistant silicon India-rubber wire, comprises conductor wire core, insulating barrier and sheath from the inside to the outside successively, also comprises between described insulating barrier and described sheath and is wrapped in the mica tape on described insulating barrier.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, the conductor monofilament of described conductor wire core is nickel plating or silver-plated copper wire.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, described conductor wire core is comprised of a plurality of wire groups, and described wire group is at least two-layer along being radially divided into of described conductor wire core, and each wire group forms by some described conductor monofilament.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, described in each, the cross section of wire group equates.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, the winding angle between described mica tape and described insulating barrier is 30 °～40 °.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, the width of described mica tape is 4mm～5mm, and the thickness of described mica tape is 0.1～0.3mm.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, described mica tape is two-way overlap wrapping structure, and the Duplication of described mica tape is 30%～40%.
Preferably, in above-mentioned heat-resistant silicon India-rubber wire, described sheath is glass fiber yarn.
Compared with prior art, the invention has the beneficial effects as follows:
Heat-resistant silicon India-rubber wire provided by the invention, on insulating barrier, be wound with mica tape, mica tape is fire-resistant heat insulating material, therefore, greatly strengthened the resistance to elevated temperatures of silicone rubber wire, improved the maximum amount of silicone rubber wire and determined heat resisting temperature, can reach more than 250 ℃, can be applied in hot environment, increase the scope of application of silicone rubber wire.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or scheme of the prior art, to be briefly described describing the accompanying drawing of required use in embodiment or prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The schematic cross-section of a kind of heat-resistant silicon India-rubber wire that Fig. 1 provides for the embodiment of the present invention;
The structural representation of a kind of heat-resistant silicon India-rubber wire that Fig. 2 provides for the embodiment of the present invention.
In above-mentioned Fig. 1 and Fig. 2, conductor wire core 1, insulating barrier 2, mica tape 3, sheath 4.
Embodiment
Core of the present invention has been to provide a kind of heat-resistant silicon India-rubber wire, has improved the heat resisting temperature of silicone rubber wire.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on embodiments of the invention, all other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belong to the scope of protection of the invention.
Please refer in Fig. 1 and Fig. 2 the schematic cross-section of a kind of heat-resistant silicon India-rubber wire that Fig. 1 provides for the embodiment of the present invention; The structural representation of a kind of heat-resistant silicon India-rubber wire that Fig. 2 provides for the embodiment of the present invention.
The embodiment of the present invention provides a kind of heat-resistant silicon India-rubber wire, comprise successively from the inside to the outside conductor wire core 1, insulating barrier 2, mica tape 3 and sheath 4, wherein, insulating barrier 2 is silastic material, it is thermoplasticity silicone rubber high temperature resistant material, by vulcanization crosslinking special processing, greatly improved the electric property of product, physical property, mechanical performance, ageing resistace and adaptive capacity to environment and other properties, not only high temperature resistant and have fire-retardant and can not produce the feature of the hydrogen halide that corrosivity is very strong; Mica tape 3 is wrapped in the appearance of insulating barrier 2, and sheath 4 is trapped among the outside of mica tape 3, and mica tape 3 is fire-resistant heat insulating material, by organosilicon is bonding, is wrapped on insulating barrier 2; .Owing to having increased the high mica tape 4 of refractory heat-insulating performance, therefore, compare with existing silicone rubber wire, greatly improved the heat resisting temperature of silicone rubber wire, by maximum amount before, determining 200 ℃ of heat resisting temperatures has brought up to more than 250 ℃, go for the particular surroundings of higher temperature, increased the scope of application of silicone rubber wire.
Further optimize, the conductor monofilament of the wire core 1 of the heat-resistant silicon India-rubber wire in the present embodiment is nickel plating or silver-plated copper wire, the cross section of copper wire is circular, and copper wire adopts high purity oxygen free copper to make, the performance with high temperature oxidation resisting, than existing tinned copper wire, from self physical property of conductor monofilament, the heat resistance of the conductor monofilament in the present invention is better.
The embodiment of the present invention provides a kind of concrete conductor wire core 1, conductor wire core 1 is comprised of a plurality of wire groups, and wire group is at least two-layer along being radially divided into of conductor wire core 1, and every layer is all surrounded by several wire groups, and each wire group forms by some wire monofilament.
As optimization, the cross section of each wire group in the present embodiment equates, is the circular cross-section of equal diameters, convenient unified production and processing; Certainly, the cross section of each wire group can also be unequal.
Mica tape 3 is optimized, and in the present embodiment, the winding angle between mica tape 3 and insulating barrier 2 is 30 °～40 °, more preferably 35 °.Like this, not only met the completely coated of insulating barrier 2, and coated even density.Certainly, the winding angle between mica tape 3 and insulating barrier 2 can also be other angle, is not limited to above-mentioned angular range.
Further, the width of mica tape 3 is 4mm～5mm, and the thickness of mica tape 3 is 0.1～0.3mm, and more preferably, the width of mica tape 3 is 4.5mm, and the thickness of mica tape 3 is 0.2mm, thereby reaches better heat-resisting effect.According to the diameter of silicone rubber wire, determining the size of mica tape 3, is more than preferred embodiment, and other size is also used.
Further, mica tape 3 is two-way overlap wrapping structure, and the axis along insulating barrier 2 is wound to the other end from one end, is wound around again afterwards from the other end, 3 pairs of lower floor's mica tapes 3 of upper layer cloud master tape cover overlapping, and the Duplication of mica tape 3 is 30%～40%.By this winding arrangement, mica tape 3 is wound around more even, make the heat resistance of silicon rubber lead better.Certainly, the Duplication of mica tape 3 can also be other number range.
In the heat-resistant silicon India-rubber wire that the embodiment of the present invention provides, sheath 4 is glass fiber yarn, be coated on mica tape 3, prevent that mica 3 bands from coming off, mica tape 3 is protected, bear that thermal shock, steam and water bursting, mechanical force are impacted, the destruction of overload electric stress simultaneously, make silicone rubber wire under harsh running environment, there is anti-interference, fire insulation, press down the functions such as cigarette, guarantee electric power regular supply continuously.
Heat-resistant silicon India-rubber wire provided by the invention can reach following specification requirement: 250 ℃ of electric wire rated temperatures, 600V rated; Electric wire double insulation, easily bursts at the seams and wire stripping; Antiacid alkali, oil resistant, low temperature resistant, humidity resistance is superior; Can meet UL1581VW-1 flame retardant rating.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a heat-resistant silicon India-rubber wire, comprise successively from the inside to the outside conductor wire core (1), insulating barrier (2) and sheath (4), it is characterized in that, also comprise and be positioned between described insulating barrier (2) and described sheath (4) and be wrapped in the mica tape (3) on described insulating barrier (2).
2. heat-resistant silicon India-rubber wire according to claim 1, is characterized in that, the conductor monofilament of described conductor wire core (1) is nickel plating or silver-plated copper wire.
3. heat-resistant silicon India-rubber wire according to claim 2, it is characterized in that, described conductor wire core (1) is comprised of a plurality of wire groups, and described wire group is at least two-layer along being radially divided into of described conductor wire core (1), and each wire group forms by some described conductor monofilament.
4. heat-resistant silicon India-rubber wire according to claim 3, is characterized in that, described in each, the cross section of wire group equates.
5. heat-resistant silicon India-rubber wire according to claim 1, is characterized in that, the winding angle between described mica tape (3) and described insulating barrier (2) is 30 °～40 °.
6. heat-resistant silicon India-rubber wire according to claim 4, is characterized in that, the width of described mica tape (3) is 4mm～5mm, and the thickness of described mica tape (3) is 0.1～0.3mm.
7. heat-resistant silicon India-rubber wire according to claim 6, is characterized in that, described mica tape (3) is two-way overlap wrapping structure, and the Duplication of described mica tape (3) is 30%～40%.
8. according to the heat-resistant silicon India-rubber wire described in claim 1-7 any one, it is characterized in that, described sheath (4) is glass fiber yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410010781.2A CN103762030A (en) | 2014-01-09 | 2014-01-09 | Temperature resisting silicone rubber wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410010781.2A CN103762030A (en) | 2014-01-09 | 2014-01-09 | Temperature resisting silicone rubber wire |
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| CN103762030A true CN103762030A (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410010781.2A Pending CN103762030A (en) | 2014-01-09 | 2014-01-09 | Temperature resisting silicone rubber wire |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229055A (en) * | 2016-08-29 | 2016-12-14 | 江苏鹏申高温线缆有限公司 | A kind of silicone rubber high-voltage line and processing technique thereof |
| CN107730042A (en) * | 2017-10-17 | 2018-02-23 | 沈阳凯鹏电线电缆制造有限公司 | High-tension cable silica gel protection layer covers uniformity Forecasting Methodology |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036066Y (en) * | 2007-04-28 | 2008-03-12 | 深圳琦富瑞电子有限公司 | Mica lapped insulation glass fibre braiding sheath type high-temperature resistant special type electric wire |
| CN201210416Y (en) * | 2008-06-20 | 2009-03-18 | 深圳琦富瑞电子有限公司 | Electric wire |
| JP2012227109A (en) * | 2011-04-05 | 2012-11-15 | Auto Network Gijutsu Kenkyusho:Kk | Insulation wire |
| CN202839044U (en) * | 2012-08-09 | 2013-03-27 | 江苏东联电缆有限公司 | Novel flame-resistant cable |
-
2014
- 2014-01-09 CN CN201410010781.2A patent/CN103762030A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036066Y (en) * | 2007-04-28 | 2008-03-12 | 深圳琦富瑞电子有限公司 | Mica lapped insulation glass fibre braiding sheath type high-temperature resistant special type electric wire |
| CN201210416Y (en) * | 2008-06-20 | 2009-03-18 | 深圳琦富瑞电子有限公司 | Electric wire |
| JP2012227109A (en) * | 2011-04-05 | 2012-11-15 | Auto Network Gijutsu Kenkyusho:Kk | Insulation wire |
| CN202839044U (en) * | 2012-08-09 | 2013-03-27 | 江苏东联电缆有限公司 | Novel flame-resistant cable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229055A (en) * | 2016-08-29 | 2016-12-14 | 江苏鹏申高温线缆有限公司 | A kind of silicone rubber high-voltage line and processing technique thereof |
| CN107730042A (en) * | 2017-10-17 | 2018-02-23 | 沈阳凯鹏电线电缆制造有限公司 | High-tension cable silica gel protection layer covers uniformity Forecasting Methodology |
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Application publication date: 20140430 |