CN204010784U - Power cable for frequency conversion system - Google Patents
Power cable for frequency conversion system Download PDFInfo
- Publication number
- CN204010784U CN204010784U CN201420141308.3U CN201420141308U CN204010784U CN 204010784 U CN204010784 U CN 204010784U CN 201420141308 U CN201420141308 U CN 201420141308U CN 204010784 U CN204010784 U CN 204010784U
- Authority
- CN
- China
- Prior art keywords
- total
- metallic conductor
- conductor
- circulating current
- power cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 42
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000000576 coating method Methods 0.000 claims abstract description 33
- 238000009423 ventilation Methods 0.000 claims abstract description 23
- 230000004888 barrier function Effects 0.000 claims abstract description 16
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003063 flame retardant Substances 0.000 claims abstract description 14
- 239000011148 porous material Substances 0.000 claims abstract description 12
- 125000006850 spacer group Chemical group 0.000 claims abstract description 12
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of power cable for frequency conversion system, comprise total restrictive coating, metallic conductor, the outside of metallic conductor is provided with insulating barrier, the screen of flame retardant coating, in total restrictive coating, be provided with total flame retardant coating, total insulating barrier and inner covering, in total restrictive coating, be also provided with spacer and interior circulating current pipe, spacer is provided with the gentle stream pore of conductor through hole, air-flow pore is arranged between conductor through hole, metallic conductor arranges through conductor through hole, interior circulating current pipe is through the setting that connects of the setting of air-flow pore and interior circulating current pipe and adjacent metallic conductor, center at total restrictive coating is provided with ventilation duct, center at spacer is provided with ventilation hole, ventilation duct is through being provided with hollow wind-guiding post between ventilation hole setting and interior circulating current pipe and ventilation duct.Of the present utility model simple in structure, convenient to use, can be effectively to metallic conductor cooling, good heat dispersion performance, has guaranteed the normal use of power cable, and stability in use is strong, and applicability is good, practical.
Description
Technical field
The utility model belongs to power cable technical field, is specifically related to a kind of power cable for frequency conversion system.
Background technology
Along with social fast development, the use of power cable is also more and more, the power cable of prior art is mainly by metallic conductor, the insulating barrier of coated metal conductor and belting layer form, and be provided with inner covering between belting layer and insulating barrier, it meets use needs to a certain extent, yet when special occasion, because power cable in use can produce heat heating, and the power cable of prior art cannot dispel the heat, affect to a certain extent the stability in use of power cable, and because power cable is worked for a long time under hot environment, also can affect the useful life of power cable, in applicability one degree, be affected, be difficult to meet the needs in market.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, the power cable for frequency conversion system that stability in use is good and heat dispersion is strong.
The technical scheme that realizes the utility model object is a kind of power cable for frequency conversion system, comprise total restrictive coating, be arranged on the metallic conductor in described total restrictive coating, described metallic conductor is four, the outside of described metallic conductor is provided with insulating barrier, the screen of flame retardant coating, in described total restrictive coating, be provided with total flame retardant coating, total insulating barrier and inner covering, described inner covering is arranged between described insulating barrier and described total flame retardant coating, in described total restrictive coating, be also provided with spacer and interior circulating current pipe, described spacer is provided with the gentle stream pore of conductor through hole, described air-flow pore is arranged between described conductor through hole, described metallic conductor arranges through described conductor through hole, described interior circulating current pipe is through the setting that connects of the setting of described air-flow pore and described interior circulating current pipe and adjacent metallic conductor, center at described total restrictive coating is provided with ventilation duct, center at described spacer is provided with ventilation hole, described ventilation duct is through being provided with hollow wind-guiding post between described ventilation hole setting and described interior circulating current pipe and described ventilation duct.
Between described ventilation duct and described metallic conductor, be provided with insulated enclosure layer and Isolated Shield layer, described Isolated Shield layer contacts with the insulating barrier of described metallic conductor.
In described interior circulating current pipe, be provided with heat conduction absorption obturator.
Between described total flame retardant coating and inner covering, be provided with total screen.
The utlity model has positive effect: of the present utility model simple in structure, convenient to use, can effectively to metallic conductor, lower the temperature, good heat dispersion performance, guaranteed to a certain extent the normal use of power cable, effectively raised the useful life of power cable, stability in use is strong, applicability is good, practical.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of power cable for frequency conversion system, comprise total restrictive coating 1, be arranged on the metallic conductor 2 in described total restrictive coating 1, described metallic conductor 2 is four, the outside of described metallic conductor 2 is provided with insulating barrier 3, the screen 5 of flame retardant coating 4, in described total restrictive coating 1, be provided with total flame retardant coating 6, total insulating barrier 7 and inner covering 8, described inner covering 8 is arranged between described insulating barrier 3 and described total flame retardant coating 6, in described total restrictive coating 1, be also provided with spacer 9 and interior circulating current pipe 10, on described spacer, 9 are provided with conductor through hole 11 and air-flow pore 12, described air-flow pore 12 is arranged between described conductor through hole 11, described metallic conductor 2 arranges through described conductor through hole 11, setting that described interior circulating current pipe 10 arranges through described air-flow pore 12 and described interior circulating current pipe 10 and adjacent metallic conductor 2 connect, at the center of described total restrictive coating 1, be provided with ventilation duct 13, at the center of described spacer 9, be provided with ventilation hole 14, described ventilation duct 13 is through being provided with hollow wind-guiding post 15 between described ventilation hole 14 settings and described interior circulating current pipe 10 and described ventilation duct 13.
Between described ventilation duct 13 and described metallic conductor 2, be provided with insulated enclosure layer 16 and Isolated Shield layer 17, described Isolated Shield layer 17 contacts with the insulating barrier 3 of described metallic conductor 2.
In described interior circulating current pipe 10, be provided with heat conduction absorption obturator 18.
Between described total flame retardant coating 6 and inner covering 8, be provided with total screen 19.
Of the present utility model simple in structure, convenient to use, can effectively to metallic conductor, lower the temperature, good heat dispersion performance, has guaranteed the normal use of power cable to a certain extent, effectively raises the useful life of power cable, stability in use is strong, and applicability is good, practical.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (4)
1. the power cable for frequency conversion system, comprise total restrictive coating, be arranged on the metallic conductor in described total restrictive coating, described metallic conductor is four, the outside of described metallic conductor is provided with insulating barrier, the screen of flame retardant coating, in described total restrictive coating, be provided with total flame retardant coating, total insulating barrier and inner covering, described inner covering is arranged between described insulating barrier and described total flame retardant coating, it is characterized in that: in described total restrictive coating, be also provided with spacer and interior circulating current pipe, described spacer is provided with the gentle stream pore of conductor through hole, described air-flow pore is arranged between described conductor through hole, described metallic conductor arranges through described conductor through hole, described interior circulating current pipe is through the setting that connects of the setting of described air-flow pore and described interior circulating current pipe and adjacent metallic conductor, center at described total restrictive coating is provided with ventilation duct, center at described spacer is provided with ventilation hole, described ventilation duct is through being provided with hollow wind-guiding post between described ventilation hole setting and described interior circulating current pipe and described ventilation duct.
2. the power cable for frequency conversion system according to claim 1, is characterized in that: between described ventilation duct and described metallic conductor, be provided with insulated enclosure layer and Isolated Shield layer, described Isolated Shield layer contacts with the insulating barrier of described metallic conductor.
3. the power cable for frequency conversion system according to claim 2, is characterized in that: in described interior circulating current pipe, be provided with heat conduction absorption obturator.
4. the power cable for frequency conversion system according to claim 3, is characterized in that: between described total flame retardant coating and inner covering, be provided with total screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141308.3U CN204010784U (en) | 2014-03-27 | 2014-03-27 | Power cable for frequency conversion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141308.3U CN204010784U (en) | 2014-03-27 | 2014-03-27 | Power cable for frequency conversion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204010784U true CN204010784U (en) | 2014-12-10 |
Family
ID=52050747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420141308.3U Expired - Lifetime CN204010784U (en) | 2014-03-27 | 2014-03-27 | Power cable for frequency conversion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204010784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504947A (en) * | 2020-04-14 | 2020-08-07 | 桂林电子科技大学 | Surface plasmon refractive index sensor based on MIM annular grid point array |
-
2014
- 2014-03-27 CN CN201420141308.3U patent/CN204010784U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504947A (en) * | 2020-04-14 | 2020-08-07 | 桂林电子科技大学 | Surface plasmon refractive index sensor based on MIM annular grid point array |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |