CN203760208U - Double-coaxial cable for nuclear power detection equipment - Google Patents
Double-coaxial cable for nuclear power detection equipment Download PDFInfo
- Publication number
- CN203760208U CN203760208U CN201420051056.5U CN201420051056U CN203760208U CN 203760208 U CN203760208 U CN 203760208U CN 201420051056 U CN201420051056 U CN 201420051056U CN 203760208 U CN203760208 U CN 203760208U
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- CN
- China
- Prior art keywords
- outer conductor
- nuclear power
- medium layer
- high temperature
- coaxial cables
- 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 - Fee Related
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Abstract
The utility model relates to a cable, in particularly, a double-coaxial cable for nuclear power detection equipment. The double-coaxial cable for the nuclear power detection equipment includes a cable main body; the cable main body includes an inner conductor, a first outer conductor and a second outer conductor which are arranged radially from inside to outside; the inner conductor and the first outer conductor are isolated from each other through a first dielectric layer; the first outer conductor and the second outer conductor are isolated from each other through a second dielectric layer; and the first dielectric layer and the second dielectric layer are respectively a high temperature-resistant insulation layer composed of high temperature-resistant mica glass fibers. According to the double-coaxial cable for the nuclear power detection equipment of the utility model, the high temperature-resistant insulation layers are made of high temperature-resistant mica glass fibers materials, and therefore, the inner conductor, the first outer conductor and the second outer conductor can be excellently insulated from each other.
Description
Technical field
The utility model relates to electric product field, is specifically related to cable.
Background technology
Along with country is more and more higher to clean energy resource demand, nuclear power generating progressively promotes in generating ratio at home, and nuclear power production domesticization also realizes steadily at home, and at present at the mineral insulated cable adopting, many pairs of coaxial cables, need to consider the insulating properties between its wire.
Utility model content
The purpose of this utility model is, provides two coaxial cables for a kind of nuclear power detecting devices, to solve the problems of the technologies described above.
The technical problem that the utility model solves can realize by the following technical solutions:
Two coaxial cables for a kind of nuclear power detecting devices, comprise a cable main, it is characterized in that, described cable main is followed successively by inner wire, the first outer conductor, the second outer conductor from inside to outside from center; Described inner wire and described the first outer conductor are by first medium layer insulation isolation; Described the first outer conductor and described the second outer conductor are by second medium layer insulation isolation;
First medium layer and second medium layer be the temperature-resistant insulation layer for being made up of high temperature resistant glass bonded mica fiber all.Insulating barrier of the present utility model adopts high temperature resistant glass bonded mica fiber material to make, and aspect the insulation realizing between inner wire, the first outer conductor and the second outer conductor, is playing a good role.
Described temperature-resistant insulation layer is closely entwined twist by the high temperature resistant glass bonded mica band of band shape, and high temperature resistant glass bonded mica band comprises a ribbon base, is provided with a high temperature resistant glass bonded mica fibrage in described ribbon base.Helical form is wound with to be beneficial to improves flexibility of the present utility model.
In described temperature-resistant insulation layer, all can be provided with metal reinforcing, described metal reinforcing embeds respectively in described temperature-resistant insulation layer;
Described metal reinforcing comprises the ring stiffener of laterally arranging and the straight line reinforcement of longitudinally arranging, and between described ring stiffener, described straight line reinforcement, exists and intersects, and described infall is by electric conducting material conducting.Metal reinforcing can increase intensity of the present utility model on the one hand, can play on the other hand certain electromagnetic shielding action.
In described second medium layer, be provided with uniformly RFID label, described RFID label is equidistantly evenly arranged in described second medium layer along inner wire length direction, and the spacing of arranging of described RFID label is 1m～10m.
In described RFID label, be provided with the memory module of the digital information of a storage cable corresponding informance.Or, in described RFID label, be provided with the ID that identifies correspondence position.When use, can obtain the parameter information of cable or obtain position by RFID tag scan by RFID label.
The inner surface of described temperature-resistant insulation layer and outer surface scribble all can fire resistant coating, to improve cable performance.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with further elaboration the utility model of concrete diagram.
Referring to Fig. 1, two coaxial cables for a kind of nuclear power detecting devices, comprise a cable main, and cable main is followed successively by inner wire 1, the first outer conductor 2, the second outer conductor 3 from inside to outside from center; Inner wire 1 and the first outer conductor 2 are by the 4 insulation isolation of first medium layer; The first outer conductor 2 and the second outer conductor 3 are by the 5 insulation isolation of second medium layer; First medium layer 4 and all temperature-resistant insulation layers for being formed by high temperature resistant glass bonded mica fiber of second medium layer 5.Insulating barrier of the present utility model adopts high temperature resistant glass bonded mica fiber material to make, and aspect the insulation realizing between inner wire, the first outer conductor and the second outer conductor, is playing a good role.The inner surface of temperature-resistant insulation layer and outer surface scribble all can fire resistant coating, to improve cable performance.
Temperature-resistant insulation layer is closely entwined twist by the high temperature resistant glass bonded mica band of band shape, and high temperature resistant glass bonded mica band comprises a ribbon base, is provided with a high temperature resistant glass bonded mica fibrage in described ribbon base.Helical form is wound with to be beneficial to improves flexibility of the present utility model.
First medium layer 4 is all the radiation-resistant dielectric layers that are made up of Radiation-resistant Polymers with second medium layer 5.Thereby realize the anti-tampering property between inner wire 1, the first outer conductor 2 and the second outer conductor 3.
As a kind of preferred version, first medium layer 4 or second medium layer 5 include metallic fiber line or metallic conduction powder.Thereby realize electromagnetic shielding.
As another kind of preferred version, first medium layer 4 surfaces externally and internally are equipped with by metallic fiber line and weave the electro-magnetic screen layer forming; Second medium layer 5 surfaces externally and internally are also provided with electro-magnetic screen layer.Thereby realize electromagnetic shielding.
First medium layer 4 or second medium layer 5 are interior can be provided with metal reinforcing, and metal reinforcing embeds in first medium layer 4 or second medium layer 5; Metal reinforcing comprises the ring stiffener of laterally arranging and the straight line reinforcement of longitudinally arranging, and between ring stiffener, straight line reinforcement, exists and intersects, and infall is by electric conducting material conducting.Metal reinforcing can increase intensity of the present utility model on the one hand, can play on the other hand certain electromagnetic shielding action.
In the time adopting high temperature resistant glass bonded mica band to be wound around, metal reinforcing can be between two-layer high temperature resistant glass bonded mica band.
The interior RFID label that is provided with uniformly of second medium layer 5, RFID label is equidistantly evenly arranged in second medium layer 5 along inner wire 1 core length direction, and the spacing of arranging of RFID label is 1m～10m.In RFID label, be provided with the memory module of the digital information of a storage cable corresponding informance.Or, in RFID label, be provided with the ID that identifies correspondence position.When use, can obtain the parameter information of cable or obtain position by RFID tag scan by RFID label.
First medium layer 4 or second medium layer 5 are that the line of being made up of high temperature resistant glass bonded mica fiber weaves the dielectric layer forming.Thereby realize flexibility.
First medium layer 4 or second medium layer 5 can be the dielectric layers that polyimides is made.Flexible high-temperature resistant.First medium layer 4 or second medium layer 5 are interior can be provided with a conductive fiber layer being made up of conducting fibrous web or conductive fiber felt, and conductive fiber layer embeds in first medium layer 4 or second medium layer 5.Conductive fiber layer can play certain shielding action to electromagnetic signal, can further reduce the impact of electromagnetic signal.First medium layer 4 or second medium layer 5 can be the dielectric layers of being directly made up of flexible glass bonded mica fiber material.High temperature resistant, and radiation hardness.
The core that the first outer conductor 2 is provided with by the first outer conductor 2 forms around first medium layer 4 is stranded; The core that the second outer conductor 3 is provided with by the second outer conductor 3 forms around second medium layer 5 is stranded.Thereby realize the compactness of conductor layer and dielectric layer.
Inner wire 1 is provided with single line core.Inner wire 1 is provided with at least two cores, and inner wire is provided with the mutual twist of core.
More than show and described general 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 in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. two coaxial cables for nuclear power detecting devices, comprise a cable main, it is characterized in that, described cable main is followed successively by inner wire, the first outer conductor, the second outer conductor from inside to outside from center; Described inner wire and described the first outer conductor are by first medium layer insulation isolation; Described the first outer conductor and described the second outer conductor are by second medium layer insulation isolation;
First medium layer and second medium layer be the temperature-resistant insulation layer for being made up of high temperature resistant glass bonded mica fiber all.
2. two coaxial cables for a kind of nuclear power detecting devices according to claim 1, it is characterized in that, described temperature-resistant insulation layer is closely entwined twist by the high temperature resistant glass bonded mica band of band shape, high temperature resistant glass bonded mica band comprises a ribbon base, is provided with a high temperature resistant glass bonded mica fibrage in described ribbon base.
3. two coaxial cables for a kind of nuclear power detecting devices according to claim 1, is characterized in that, in described temperature-resistant insulation layer, be equipped with metal reinforcing, described metal reinforcing embeds respectively in described temperature-resistant insulation layer;
Described metal reinforcing comprises the ring stiffener of laterally arranging and the straight line reinforcement of longitudinally arranging, and between described ring stiffener, described straight line reinforcement, exists and intersects, and described infall is by electric conducting material conducting.
4. two coaxial cables for a kind of nuclear power detecting devices according to claim 1, it is characterized in that, in described second medium layer, be provided with uniformly RFID label, described RFID label is equidistantly evenly arranged in described second medium layer along inner wire length direction.
5. two coaxial cables for a kind of nuclear power detecting devices according to claim 4, is characterized in that, the spacing of arranging of described RFID label is 1m～10m.
6. two coaxial cables for a kind of nuclear power detecting devices according to claim 5, is characterized in that, the inner surface of described temperature-resistant insulation layer and outer surface all scribble fire resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051056.5U CN203760208U (en) | 2014-01-26 | 2014-01-26 | Double-coaxial cable for nuclear power detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051056.5U CN203760208U (en) | 2014-01-26 | 2014-01-26 | Double-coaxial cable for nuclear power detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203760208U true CN203760208U (en) | 2014-08-06 |
Family
ID=51255454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420051056.5U Expired - Fee Related CN203760208U (en) | 2014-01-26 | 2014-01-26 | Double-coaxial cable for nuclear power detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203760208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448911A (en) * | 2016-12-15 | 2017-02-22 | 江苏戴普科技有限公司 | Reinforced network twisted pairs for rail traffic |
-
2014
- 2014-01-26 CN CN201420051056.5U patent/CN203760208U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448911A (en) * | 2016-12-15 | 2017-02-22 | 江苏戴普科技有限公司 | Reinforced network twisted pairs for rail traffic |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20150126 |
|
| EXPY | Termination of patent right or utility model |