CN202816464U - Ultra-high temperature resistant low-noise cable - Google Patents
Ultra-high temperature resistant low-noise cable Download PDFInfo
- Publication number
- CN202816464U CN202816464U CN 201220435749 CN201220435749U CN202816464U CN 202816464 U CN202816464 U CN 202816464U CN 201220435749 CN201220435749 CN 201220435749 CN 201220435749 U CN201220435749 U CN 201220435749U CN 202816464 U CN202816464 U CN 202816464U
- Authority
- CN
- China
- Prior art keywords
- temperature resistant
- shielding layer
- semiconductive
- low noise
- pure nickel
- 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.)
- Withdrawn - After Issue
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 14
- 239000002131 composite material Substances 0.000 claims abstract description 12
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000000919 ceramic Substances 0.000 claims description 18
- 239000000835 fiber Substances 0.000 claims description 18
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 15
- 229920001971 elastomer Polymers 0.000 claims description 14
- 229910003978 SiClx Inorganic materials 0.000 claims description 12
- 238000009954 braiding Methods 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 229920002379 silicone rubber Polymers 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
Images
Landscapes
- Communication Cables (AREA)
Abstract
The utility model discloses an ultra-high temperature resistant low-noise cable. The cable comprises a plurality of strands of pure-nickel stranded conductors which are wrapped in the same pure-nickel wire woven main shielding layer, wherein a composite outer protecting layer is wrapped outside the pure-nickel wire woven main shielding layer; a semiconducting composite inner shielding layer, a composite insulating layer, a semiconducting composite outer shielding layer and a pure-nickel wire woven sub-shielding layer are sequentially wrapped outside each strand of the pure-nickel stranded conductors. According to the utility model, the problem in the prior art that the low-noise cable does not have an ultra-high temperature resistant characteristic is solved, the contradiction between the low-noise property and high-temperature resistant requirement is solved by material selection, cable structure and proper process design, and a low-noise cable which can be used under the temperature of 500 DEG C for a long time is provided.
Description
Technical field
The utility model has related to a kind of low noise cable, but the low noise cable of especially a kind of long-term work under 1000 ℃ of hyperthermal environments.
Background technology
Under the extraneous factor effects such as bending, vibration, impact, variations in temperature, cable itself will produce a certain amount of electrostatic signal (or claim the construction of cable noise), usually construction of cable noise will be referred to as low noise cable less than the cable of 5mV.Tiny signal measurement in a plurality of fields such as industrial measurement and control, medical science, national defence all need be used low noise cable.More common low noise cable has polyethylene insulation low noise cable, F46 insulation low noise cable, the low noise cable of anti-irradiation, low electric capacity low noise cable, watertight low noise cable etc. at present, but lacks the low noise cable of superhigh temperature resistant grade.
The utility model content
Technical problem to be solved in the utility model provides a kind of superhigh temperature resistant low noise cable, by the selection of structure and material, can long-term work under hyperthermal environments, and noise is low during work.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of superhigh temperature resistant low noise cable comprises that multiply all is wrapped in the pure nickel stranded conductor in the same pure nickel wire braided overall-shielding layer, and described pure nickel wire braided overall-shielding layer also is enclosed with compound outer jacket outward; Described per share pure nickel stranded conductor all is enclosed with the compound internal shield of semiconductive, composite insulation layer, the compound outer shielding layer of semiconductive and pure nickel wire woven separated-shielding layer outward successively.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: described compound outer jacket includes silicon oxide fibre silk braiding outer jacket and the first high temperature coating from inside to outside successively.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: the compound internal shield of described semiconductive includes the first semiconductive ceramic SiClx rubber layer and the first semiconductive silicon oxide fibre silk braid from inside to outside successively.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: described composite insulation layer includes mica wrapping insulation layer, silicon oxide fibre silk braiding insulating barrier and the second high temperature coating from inside to outside successively.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: the compound outer shielding layer of described semiconductive includes successively from inside to outside the second semiconductive ceramic SiClx rubber layer and the braiding of the second semiconductive silicon oxide fibre silk is covered.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: described the first semiconductive ceramic SiClx rubber layer and the second semiconductive ceramic SiClx rubber layer are extrusion type, and thickness is 0.2mm-1.5mm.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: the pure nickel wire high-tension braiding that described pure nickel wire woven separated-shielding layer employing diameter is 0.08mm-0.25mm forms, and count is greater than 80%.
Aforesaid superhigh temperature resistant low noise cable is characterized in that: described pure nickel wire braided overall-shielding layer and each pure nickel wire woven separated-shielding layer close contact.
The beneficial effects of the utility model are: by adopting multiply pure nickel stranded conductor, in semiconductive is compound, outer shielding layer, composite insulation layer, pure nickel wire woven separated-shielding layer and total screen, ad hoc structure and the techniques such as compound outer jacket, the flexibility that has the ordinary silicon rubber cable under the normal temperature, be easy to use and lay, in the time of 1000 ℃, because the special construction of selected materials characteristic and this cable design, the cable of this moment is heatproof but also firm structure is arranged not only, also keep good electric property, thereby realized the high-temperature resistant low-noise characteristic of cable, the different qualities when taking full advantage of the high low temperature of ceramic silicon rubber and the high-temperature stability of silicon oxide fibre silk, the measuring junction of having realized this cable satisfies the high-temperature resistant low-noise requirement, the instrument link of cable also satisfies the low noise requirement simultaneously, also has more flexibility, the convenient use.
Make cable of the present utility model have following advantage:
1, long-term nominal operation temperature range is :-60～1000 ℃;
2, satisfy B level fire-resisting cable requirement among the standard GB12666;
3, when 1000 ℃ and following temperature, the structureborne noise≤5mV of cable;
4, cable is soft before high temperature burns candle, and it is convenient to lay and install.
Description of drawings
Fig. 1 is the structural representation of the utility model superhigh temperature resistant low noise cable.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1, a kind of superhigh temperature resistant low noise cable, comprise that multiply all is wrapped in the pure nickel stranded conductor 1 in the same pure nickel wire braided overall-shielding layer 10, the described pure nickel wire braided overall-shielding layer 10 outer compound outer jacket that is formed by silicon oxide fibre silk braiding outer jacket 11 and the first high temperature coating 12 that also wraps up; The described per share pure nickel stranded conductor 1 outer compound internal shield of semiconductive that is formed by the first semiconductive ceramic silication rubber layer 2 and the first semiconductive silicon oxide fibre silk braid 3 that all is enclosed with; The compound internal shield of semiconductive is wrapped with the composite insulation layer that is comprised of mica wrapping insulation layer 4, silicon oxide fibre silk braiding insulating barrier 5 and the second high temperature coating 6; Composite insulation layer is wrapped with the compound outer shielding layer of semiconductive that is comprised of the second semiconductive ceramic silastic-layer 7 and the second semiconductive silicon oxide fibre silk braid 8; The compound outer shielding layer of semiconductive is wrapped with pure nickel wire woven separated-shielding layer 9.
Pure nickel stranded conductor 1 adopts bundle to close or stranded technique, makes it to become the multiply core, guarantees that stranded conductor has corresponding pliability and rounding property, and guarantees that oxidation fusing can not occur conductor in the time of 1000 ℃; By outside pure nickel stranded conductor 1, wrapping up successively the 7, second semiconductive silicon oxide fibre silk braid 8, pure nickel wire woven separated-shielding layer 9 outside the first semiconductive ceramic SiClx rubber layer 2, the first semiconductive silicon oxide fibre silk braid 3, mica wrapping insulation layer 4, silicon oxide fibre silk braiding insulating barrier 5, the second high temperature coating 6, the second semiconductive ceramic SiClx rubber, guaranteed the Stability Analysis of Structures of cable, and the electrostatic signal (also can be referred to as structureborne noise) that cable itself is produced has dropped to minimum.When 500 ℃ of high temperature, the semiconductive ceramic SiClx rubber internal shield 2 of cable is ceramic fully, during to 1000 ℃ of superhigh temperature, the composite insulation layer that is comprised of mica wrapping insulation layer 4, silicon oxide fibre silk braiding insulating barrier 5 and the second high temperature coating 6 still can keep good electrical characteristic, under the acting in conjunction of the first semiconductive ceramic silication rubber layer 2, the first semiconductive silicon oxide fibre silk braid 3 and pure nickel stranded conductor 1, the cable of this moment is heatproof but also firm structure is arranged not only, also keep electric property, thereby realized the high-temperature resistant low-noise characteristic of cable.
The first semiconductive ceramic SiClx rubber layer 2 and the second semiconductive ceramic words silicon rubber 7 are extrusion type, and thickness is 0.2mm-1.5mm, and production technology is relatively simple, and every process conditions are easily transferred easily control, make the total cost of product also relatively cheap.
Pure nickel wire woven separated-shielding layer 9 employing diameter are that the pure nickel wire high-tension braiding of 0.08mm-0.25mm forms, count is greater than 80%, pure nickel wire braided overall-shielding layer 10 and each pure nickel wire woven separated-shielding layer 9 close contact, ground connection during use, guaranteed the reliability of metallic shield, and shielded the interference of outer signals to cable itself, guaranteed cable low noise characteristic.
In sum, the superhigh temperature resistant low noise cable that the utility model provides solves the contradiction of cable low noise characteristic, high temperature resistant requirement by material selection, cable structure and suitable technological design, provide a kind of can be for a long time at the low noise cable of 1000 ℃ of uses.
More than show and described basic principle of the present utility model, principal character and advantage.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 the 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 by appending claims and equivalent circle thereof.
Claims (8)
1. a superhigh temperature resistant low noise cable is characterized in that: comprise that multiply all is wrapped in the pure nickel stranded conductor (1) in the same pure nickel wire braided overall-shielding layer (10), also is enclosed with compound outer jacket outside the described pure nickel wire braided overall-shielding layer (10); The outer compound internal shield of semiconductive, composite insulation layer, the compound outer shielding layer of semiconductive and the pure nickel wire woven separated-shielding layer (9) of all being enclosed with successively of described per share pure nickel stranded conductor (1).
2. superhigh temperature resistant low noise cable according to claim 1 is characterized in that: described compound outer jacket includes silicon oxide fibre silk braiding outer jacket (11) and the first high temperature coating (12) from inside to outside successively.
3. superhigh temperature resistant low noise cable according to claim 1 and 2, it is characterized in that: the compound internal shield of described semiconductive includes the first semiconductive ceramic SiClx rubber layer (2) and the first semiconductive silicon oxide fibre silk braid (3) from inside to outside successively.
4. superhigh temperature resistant low noise cable according to claim 3 is characterized in that: described composite insulation layer includes mica wrapping insulation layer (4), silicon oxide fibre silk braiding insulating barrier (5) and the second high temperature coating (6) from inside to outside successively.
5. superhigh temperature resistant low noise cable according to claim 4, it is characterized in that: the compound outer shielding layer of described semiconductive includes the second semiconductive ceramic SiClx rubber layer (7) and the second semiconductive silicon oxide fibre silk braid (8) from inside to outside successively.
6. superhigh temperature resistant low noise cable according to claim 5, it is characterized in that: described the first semiconductive ceramic SiClx rubber layer (2) and the second semiconductive ceramic SiClx rubber layer (7) are extrusion type, and thickness is 0.2mm-1.5mm.
7. superhigh temperature resistant low noise cable according to claim 6 is characterized in that: it is that the pure nickel wire high-tension braiding of 0.08mm-0.25mm forms that described pure nickel wire woven separated-shielding layer (9) adopts diameter, and count is greater than 80%.
8. superhigh temperature resistant low noise cable according to claim 7 is characterized in that: described pure nickel wire braided overall-shielding layer (10) and each pure nickel wire woven separated-shielding layer (9) close contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220435749 CN202816464U (en) | 2012-08-30 | 2012-08-30 | Ultra-high temperature resistant low-noise cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220435749 CN202816464U (en) | 2012-08-30 | 2012-08-30 | Ultra-high temperature resistant low-noise cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202816464U true CN202816464U (en) | 2013-03-20 |
Family
ID=47875309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220435749 Withdrawn - After Issue CN202816464U (en) | 2012-08-30 | 2012-08-30 | Ultra-high temperature resistant low-noise cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202816464U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102831971A (en) * | 2012-08-30 | 2012-12-19 | 江苏永鼎电气有限公司 | Ultra-high temperature resistant low-noise cable |
| CN104966966A (en) * | 2015-06-17 | 2015-10-07 | 中国航空工业集团公司上海航空测控技术研究所 | High-temperature-resistant low-noise cable |
-
2012
- 2012-08-30 CN CN 201220435749 patent/CN202816464U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102831971A (en) * | 2012-08-30 | 2012-12-19 | 江苏永鼎电气有限公司 | Ultra-high temperature resistant low-noise cable |
| CN102831971B (en) * | 2012-08-30 | 2014-06-18 | 江苏永鼎电气有限公司 | Ultra-high temperature resistant low-noise cable |
| CN104966966A (en) * | 2015-06-17 | 2015-10-07 | 中国航空工业集团公司上海航空测控技术研究所 | High-temperature-resistant low-noise cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103077768A (en) | Flexible high-temperature resistant low-noise cable | |
| CN102831967B (en) | High-temperature-resistant low-noise cable | |
| CN202816464U (en) | Ultra-high temperature resistant low-noise cable | |
| CN102831971B (en) | Ultra-high temperature resistant low-noise cable | |
| CN103854781A (en) | High-temperature-resistant K-3-level cable used for 1E-type nuclear power plant | |
| CN201829242U (en) | High temperature-resistant special CAT-5e cable | |
| CN201532796U (en) | Anti-corrosion high temperature resistant tear-resistant special measurement and control instrument cable | |
| CN203562217U (en) | Thermoplastic elastomer sheath aviation cable | |
| CN208637167U (en) | A kind of mineral insulated cable | |
| CN202816426U (en) | High-temperature-resistant low-noise cable | |
| CN101894615A (en) | High-temperature refractory shielded cable | |
| CN203134404U (en) | Flexible high-temperature-resistance low-noise cable | |
| CN103854782A (en) | Environment-friendly medium-voltage fire-resistant power cable | |
| CN204270719U (en) | A frequency conversion cable | |
| CN202917211U (en) | Multifunctional crane special cable | |
| CN203826090U (en) | Environmental-friendly medium-voltage fire-resistant power cable | |
| CN203607141U (en) | High-temperature-resistant shielding cable for thermocouple in a matching manner | |
| CN208240368U (en) | A kind of high temperature resistant voice-frequency cable | |
| CN203192440U (en) | Novel computer cable | |
| CN202196612U (en) | Computer input cable | |
| CN104733108A (en) | Variable frequency cable | |
| CN207038228U (en) | A kind of harsh control cable of use environment | |
| CN203134418U (en) | Low-cost flexible high-temperature-resistance low-noise cable | |
| CN103426505A (en) | Communication cable of high-temperature-resisting instrument | |
| CN203192478U (en) | Flame-retardant cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130320 Effective date of abandoning: 20140618 |
|
| RGAV | Abandon patent right to avoid regrant |