CN204332439U - A kind of new structure controllable high-temperature-resgelant cable - Google Patents
A kind of new structure controllable high-temperature-resgelant cable Download PDFInfo
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- CN204332439U CN204332439U CN201420633471.1U CN201420633471U CN204332439U CN 204332439 U CN204332439 U CN 204332439U CN 201420633471 U CN201420633471 U CN 201420633471U CN 204332439 U CN204332439 U CN 204332439U
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Abstract
A kind of new structure controllable high-temperature-resgelant cable, it is characterized in that comprising center tubulars (1), first temperature-resistant insulation layer (2), cable twisting conductor (3), second temperature-resistant insulation layer (4), separator (5) and coat of metal (6), first temperature-resistant insulation layer (2) is set outside described center tubulars (1), cable twisting conductor (3) is set outside the first temperature-resistant insulation layer (2), cable twisting conductor (3) arranges the second temperature-resistant insulation layer (4) outward again, separator (5) is provided with outside second temperature-resistant insulation layer (4), coat of metal (6) is provided with outside separator (5).The utility model by central tube gas or silicone oil circulation internal cooling cable conductor, improves current-carrying capacity of cable, guarantees product use safety at high operating temperatures.The property indices of the utility model product meets and is better than the requirement of the middle regulation of GB/T12706-2008 national standard.
Description
Technical field
The utility model patent relates to a kind of cable, specifically a kind of new structure controllable high-temperature-resgelant cable, it is a kind of industrial high power electric furnace new structure controllable high-temperature-resgelant low-voltage cable, at high operating temperatures by central tube gas or silicone oil circulation internal cooling cable conductor, improve current-carrying capacity of cable, guarantee product use safety.
Background technology
At present, the high temperature resistant low-voltage cable of industrial high power electric furnace that domestic enterprise manufactures, the manufacturing structure of cable generally adopts annealed copper line to be twisted into stock, cable conductor is twisted into again by many strands, the outer wrapped multilayer silicone rubber belt of conductor, through tank body sulfuration, outside is wound around glass fibre belt again, penetrates in special-purpose anti-flaming heat-resisting bellows when laying.
This existing process structure is only satisfied with cable and is normally worked in ambient temperature is lower than 300 DEG C of situations, and cable can not meet following particular surroundings: 1, ambient temperature is higher than in 300 DEG C of situations, and the heat that cable work produces cannot leave; 2, in hot environment, cable insulation is very easily aging, needs often to safeguard replacing.
Summary of the invention
It is to overcome above-mentioned defect that the utility model creates object, there is provided a kind of ambient temperature that is used in lower than the new structure flexible electric power cable in 800 DEG C of situations, and bending radius is less than 10 times of outside diameters of cable, current-carrying capacity of cable is large, structure is excellent, more than 30 years useful life, the feature such as safe and reliable.
A kind of new structure controllable high-temperature-resgelant cable; it is characterized in that comprising center tubulars 1, first temperature-resistant insulation layer 2, cable twisting conductor 3, second temperature-resistant insulation layer 4, separator 5 and coat of metal 6; first temperature-resistant insulation layer 2 is set outside described center tubulars 1; outside first temperature-resistant insulation layer 2, cable twisting conductor 3 is set; cable twisting conductor 3 is outer arranges the second temperature-resistant insulation layer 4 again; be provided with separator 5 outside second temperature-resistant insulation layer 4, outside separator 5, be provided with coat of metal 6.
Described center tubulars 1 is the nonmagnetic refractory metal corrugated flexible hose of sealing.
Described exhausted high temperature resistant edge layer 2 is for cable multilayer synthetic mica tape and Ceramic silicon rubber composite band can put up and wrappedly form insulating barrier.
Described cable twisting conductor 3 is the annealing tin annealed copper wire of diameter 0.40 ~ 1.20mm.
Described second temperature-resistant insulation layer 4 is cable multilayer synthetic mica tape.
Described separator 5 is for including the alkali-free glass fiber band of asbestos heat-insulation layer.
Described coat of metal 6 is welding embossing copper belt or non-magnetic stainless steel band.
The beneficial effects of the utility model are:
A kind of new structure controllable high-temperature-resgelant cable of the present utility model, adopts the working method of external insulation inner central conduit cooling cable conductor, is different from the working method that common cable relies on outside natural heat dissipation.Cable have high temperature resistant, bending radius is little, ampacity is large, structure is excellent, long service life, the feature such as safe and reliable.Produce cable property indices meet and be better than the product requirement that specifies in standard GB/T/T12706-2008.
Accompanying drawing explanation
Fig. 1 is the vertical section structure schematic diagram of a kind of new structure controllable high-temperature-resgelant cable of the present utility model.
Fig. 2 is the cross-sectional structure schematic diagram of a kind of new structure controllable high-temperature-resgelant cable of the present utility model.
Embodiment
Further illustrate the utility model below in conjunction with the drawings and specific embodiments to create.
As shown in drawings; a kind of new structure controllable high-temperature-resgelant cable described in the utility model creation; comprise outside center tubulars 1 and first temperature-resistant insulation layer 2 is set; outside first temperature-resistant insulation layer 2, cable twisting conductor 3 is set; cable twisting conductor 3 is outer arranges the second temperature-resistant insulation layer 4 again; be provided with separator 5 outside second temperature-resistant insulation layer 4, outside separator 5, be provided with coat of metal 6.
Described center tubulars 1 is the nonmagnetic refractory metal corrugated flexible hose of sealing.The aperture of center tubulars is according to the size of current of the nominal cross of cable, transmission, determine through calculating for factors such as the media material performance that cools and cable lengths.The material of the center tubulars adopted without magnetic or magnetization property, must prevent induced current.In actual applications, be charged into cooling media from one end pressurization, form circulating cooling path.Corrugated flexible hose is adopted to ensure that cable has good soft bending property.
The first described temperature-resistant insulation layer 2 is for cable multilayer synthetic mica tape and can Ceramic silicon rubber composite band put up wrapped.At the wrapped synthetic mica tape of center tubulars multilayer and can Ceramic silicon rubber composite band, both the insulation property between cable conductor and center tubulars can have been ensured, the resistance to elevated temperatures of cable can be ensured again, in applied at elevated temperature, porcelain changes into as ceramic-like megohmite insulant, guarantees that the insulation property in hot environment between cable conductor and center tubulars are good.
Described cable twisting conductor 3 is diameter Ф 0.40 ~ 1.20mm annealing tin annealed copper wire, and conductor adopts annealing process to be the good electric conductivity and the softness that ensure conductor, and zinc-plated is ensure that copper cash is not oxidized for a long time at high operating temperatures; Copper wire diameter, between Ф 0.40 ~ 1.20mm, is convenient to technique stranded, can individual layer bundle stock stranded, also can multilayer layer-stranding, and the cost performance manufacturing this product conductor material is best.
The second described temperature-resistant insulation layer 4 is cable multilayer synthetic mica tape, is also to adopt multilayer around-packing technology, and synthetic mica tape still has insulation property well when high temperature about 950 DEG C.
Described separator 5 is for including asbestos heat-insulation layer alkali-free glass fiber band.Asbestos has certain insulation property, and has heat-insulating property, can the conduction of block heat, and the combination of alkali-free glass fiber band, adopts overlapping wrapped mode, has high-temperature stability, can play again the buffer action with outer layer metal protective layer.
Described coat of metal 6 is welding embossing copper belt or non-magnetic stainless steel band.Adopt metal tape to play protection and shielding action, also can be used as earth connection and use.Prevent External Force Acting from destroying cable thermal insulation separation absciss layer and external insulation layer.Adopt welding manner to protect, adopt embossing mode to increase the bending softness of cable.
A kind of new structure controllable high-temperature-resgelant cable long-term work voltage manufactured can reach 600V, with on prismatic basis, adopts and forces the type of cooling to double above current-carrying capacity of cable.Cable has high temperature resistant, corrosion-resistant, soft, long service life, is convenient to the features such as maintenance.A kind of new structure controllable high-temperature-resgelant cable excellent quality, use reliable and stable, property indices meets and is better than GB/T12706-2008 standard regulation.
Example recited above is only be described the preferred implementation that the utility model is created; the design not created the utility model and scope limit; do not departing under the utility model Creative Design concept thereof; in this area, common engineers and technicians improve and manufacture method the various modification that the technical scheme that the utility model is created is made; all should fall into the protection range that the utility model is created, the technology contents that the utility model creates request protection is all recorded in detail in the claims.
Claims (7)
1. a new structure controllable high-temperature-resgelant cable, it is characterized in that comprising center tubulars (1), first temperature-resistant insulation layer (2), cable twisting conductor (3), second temperature-resistant insulation layer (4), separator (5) and coat of metal (6), first temperature-resistant insulation layer (2) is set outside described center tubulars (1), cable twisting conductor (3) is set outside the first temperature-resistant insulation layer (2), cable twisting conductor (3) arranges the second temperature-resistant insulation layer (4) outward again, separator (5) is provided with outside second temperature-resistant insulation layer (4), coat of metal (6) is provided with outside separator (5).
2. a kind of new structure controllable high-temperature-resgelant cable according to claim 1, is characterized in that described center tubulars (1) is for the nonmagnetic refractory metal corrugated flexible hose of sealing.
3. a kind of new structure controllable high-temperature-resgelant cable according to claim 1, is characterized in that described first temperature-resistant insulation layer (2) is for cable multilayer synthetic mica tape with Ceramic silicon rubber composite band can put up and wrappedly form insulating barrier.
4. a kind of new structure controllable high-temperature-resgelant cable according to claim 1, is characterized in that the annealing tin annealed copper wire that described cable twisting conductor (3) is diameter 0.40 ~ 1.20mm.
5. a kind of new structure controllable high-temperature-resgelant cable according to claim 1, is characterized in that described second temperature-resistant insulation layer (4) is for cable multilayer synthetic mica tape.
6. a kind of new structure controllable high-temperature-resgelant cable according to claim 1, is characterized in that described separator (5) is for including the alkali-free glass fiber band of asbestos heat-insulation layer.
7. a kind of new structure controllable high-temperature-resgelant cable according to claim 1, is characterized in that described coat of metal (6) is for welding embossing copper belt or non-magnetic stainless steel band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420633471.1U CN204332439U (en) | 2014-10-28 | 2014-10-28 | A kind of new structure controllable high-temperature-resgelant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420633471.1U CN204332439U (en) | 2014-10-28 | 2014-10-28 | A kind of new structure controllable high-temperature-resgelant cable |
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| CN204332439U true CN204332439U (en) | 2015-05-13 |
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| CN201420633471.1U Active CN204332439U (en) | 2014-10-28 | 2014-10-28 | A kind of new structure controllable high-temperature-resgelant cable |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206326A (en) * | 2015-10-15 | 2015-12-30 | 中天科技装备电缆有限公司 | Cable conductor and optical cable conductor resistant to bending and not prone to breaking and manufacturing method thereof |
| CN105225726A (en) * | 2015-11-07 | 2016-01-06 | 中利科技集团股份有限公司 | A kind of tubulose ventilating and cooling type five core flexible cable and manufacture method thereof |
| CN105225736A (en) * | 2015-11-07 | 2016-01-06 | 中利科技集团股份有限公司 | A kind of ventilating and cooling type list core flexible cable and manufacture method thereof |
| CN109478447A (en) * | 2016-07-29 | 2019-03-15 | 株式会社藤仓 | The power supply cable of power supply cable and Belt connector |
-
2014
- 2014-10-28 CN CN201420633471.1U patent/CN204332439U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206326A (en) * | 2015-10-15 | 2015-12-30 | 中天科技装备电缆有限公司 | Cable conductor and optical cable conductor resistant to bending and not prone to breaking and manufacturing method thereof |
| CN105225726A (en) * | 2015-11-07 | 2016-01-06 | 中利科技集团股份有限公司 | A kind of tubulose ventilating and cooling type five core flexible cable and manufacture method thereof |
| CN105225736A (en) * | 2015-11-07 | 2016-01-06 | 中利科技集团股份有限公司 | A kind of ventilating and cooling type list core flexible cable and manufacture method thereof |
| CN105225736B (en) * | 2015-11-07 | 2017-01-18 | 中利科技集团股份有限公司 | Ventilation cooling type single-core flexible cable and manufacturing method thereof |
| CN109478447A (en) * | 2016-07-29 | 2019-03-15 | 株式会社藤仓 | The power supply cable of power supply cable and Belt connector |
| US10636546B2 (en) | 2016-07-29 | 2020-04-28 | Fujikura Ltd. | Power supply cable and connector-equipped power supply cable |
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