CN219832262U - High temperature resistant nuclear level instrument cable - Google Patents
High temperature resistant nuclear level instrument cable Download PDFInfo
- Publication number
- CN219832262U CN219832262U CN202320967037.6U CN202320967037U CN219832262U CN 219832262 U CN219832262 U CN 219832262U CN 202320967037 U CN202320967037 U CN 202320967037U CN 219832262 U CN219832262 U CN 219832262U
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- layer
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- outer side
- cable
- flexible plastic
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- 239000010410 layer Substances 0.000 claims abstract description 167
- 229920002457 flexible plastic Polymers 0.000 claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 239000003063 flame retardant Substances 0.000 claims abstract description 16
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims description 18
- 238000000576 coating method Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 8
- 238000005728 strengthening Methods 0.000 claims description 8
- 238000009941 weaving Methods 0.000 claims description 8
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004642 Polyimide Substances 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 230000003471 anti-radiation Effects 0.000 abstract description 13
- 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 abstract description 12
- 230000003014 reinforcing effect Effects 0.000 abstract 2
- 238000013461 design Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000009954 braiding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005030 aluminium foil Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
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- Insulated Conductors (AREA)
Abstract
The utility model relates to the field of instrument cables, in particular to a high-temperature-resistant nuclear-grade instrument cable, which comprises three groups of conductors, a flexible plastic sleeve, a sheath layer and an anti-radiation layer, wherein an inner protective layer is wrapped on the outer side of each conductor, the flexible plastic sleeve is wrapped on the outer side of each inner protective layer, an outer filling layer is arranged on the outer side of each flexible plastic sleeve, an outer waterproof layer is wrapped on the outer side of each outer filling layer, an outer shielding layer is wrapped on the outer side of each outer waterproof layer, an anti-radiation layer is wrapped on the outer side of each outer shielding layer, a reinforcing woven layer is wrapped on the outer side of each anti-radiation layer, a high-temperature-resistant flame-retardant layer is wrapped on the outer side of each reinforcing woven layer, and the sheath layer is wrapped on the outer side of each high-temperature-resistant flame-retardant layer.
Description
Technical Field
The utility model relates to the technical field of instrument cables, in particular to a high-temperature-resistant nuclear-grade instrument cable.
Background
The cable is usually made of one or more conductors which are insulated with each other and an external insulating protective layer, electric power or information is transmitted from one place to another, the electric wire and cable industry is a second largest industry which is only inferior to the automobile industry in China, the product variety satisfaction rate and the domestic market share are both over 90%, the total production value of the electric wires and cables in China exceeds the United states, the electric wires and cables are the first largest electric wire and cable production country in the world, the electric wires and cables industry is rapidly developed along with the rapid development of China, the number of newly increased enterprises is continuously increased, the whole technical level of the industry is greatly improved, the Chinese economy is continuously and rapidly increased, huge market space is provided for cable products, the strong temptation of the Chinese market is provided for the world, the huge production capacity formed by the Chinese cable manufacturing industry is realized by the world, and the electric wires and cables in the future are rapidly increased along with the continuous expansion of the electric wire and cable industry, the data communication industry, the urban rail transportation industry, the automobile industry, shipbuilding industry and other industries.
In the related art, the cable of the current nuclear power station is usually required to be used in a high-radiation and high-temperature ring, the use environment is complex, the strength requirement on the cable is high, and the cable is required to have high-temperature-resistant and anti-interference capacity, so that a high-temperature-resistant nuclear-grade instrument cable is provided.
The above information disclosed in this background section is only for the understanding of the background of the inventive concept and, therefore, it may contain information that does not form the prior art.
Disclosure of Invention
The utility model aims to provide a high-temperature-resistant nuclear-grade instrument cable, which aims to solve the problems that the cable of the current nuclear power station, which is proposed in the background technology, is usually required to be used in a high-radiation and high-temperature ring, the use environment is complex, the strength requirement on the cable is high, and the cable is required to have high-temperature-resistant and anti-interference capability.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a high temperature resistant nuclear level instrument cable, includes conductor, flexible plastic sleeve, restrictive coating and anti-radiation layer, the conductor sets up to three groups, the outside parcel of conductor is provided with interior inoxidizing coating, the outside parcel of interior inoxidizing coating is provided with flexible plastic sleeve, the outside of inoxidizing coating is provided with interior filling layer in flexible plastic sleeve's inboard, flexible plastic sleeve's outside is provided with outer filling layer, the outside parcel of outer filling layer is provided with outer waterproof layer, the outside parcel of outer waterproof layer is provided with outer shielding layer, the outside parcel of outer shielding layer is provided with anti-radiation layer, the outside extrusion parcel of anti-radiation layer is provided with strengthens the weaving layer, the inside equidistant symmetry installation of strengthening the weaving layer is provided with multiunit weaving layer and strengthens the core, the outside parcel of strengthening the weaving layer is provided with high temperature resistant fire-retardant layer, the outside parcel of high temperature resistant fire-retardant layer is provided with the restrictive coating.
In some embodiments, the inner protective layer comprises an insulating layer, an inner waterproof layer, an inner shielding layer and a fireproof layer, wherein the insulating layer is wrapped outside the conductor, and the inner waterproof layer is wrapped outside the insulating layer.
In some embodiments, the outer side package of interior waterproof layer is provided with interior shielding layer, the outside package of interior shielding layer is provided with the flame retardant coating, interior shielding layer is the aluminium foil shielding layer, the flame retardant coating is special polyurethane material flame retardant coating.
In some embodiments, the sheath layer is a silicone rubber material sheath layer, the thickness of the sheath layer is 2mm, and the outside of the sheath layer is provided with a mark.
In some embodiments, the flexible plastic sleeve is a polyimide sleeve, the insulating layer is a polyvinyl chloride insulating layer, the outer shielding layer is a copper foil shielding layer, and the thickness of the outer shielding layer is 0.1mm.
In some embodiments, the outer filler layer is a fiberglass filler layer and the inner filler layer is a polyurethane filler layer.
The beneficial effects of the utility model are as follows:
the utility model has the following beneficial effects,
(1) Excellent high temperature resistance: the cable is made of high-temperature resistant materials, can keep good performance in a high-temperature environment, and can meet the use requirements of a nuclear power station and other high-temperature environments;
(2) Excellent in anti-radiation performance: the outer layer of the cable is wrapped by the anti-radiation layer, so that damage of radiation in a high-radiation environment such as a nuclear power station to the cable can be effectively prevented;
(3) And the cable strength is high: the cable adopts the design of the reinforced braiding layer and the reinforced core, so that the tensile strength and the compressive strength of the cable are higher, and the cable can bear larger external force;
(4) Excellent anti-interference performance: the design of the shielding layer and the inner filling layer of the cable can effectively prevent interference and leakage of interference signals and ensure the reliability and stability of cable transmission signals;
(5) Excellent waterproof performance: the outer waterproof layer of the cable can effectively prevent moisture from invading the inside of the cable, and the reliability and the service life of the cable in a humid environment are ensured;
(6) Excellent fireproof performance: the high-temperature-resistant flame-retardant layer of the cable can effectively prevent the cable from fire disaster in a high-temperature environment, and ensure the safety performance of the cable;
(7) High reliability: by adopting the design of various protective layers, the stability and the reliability of the cable can be effectively improved, and the failure rate of the cable in the use process can be reduced.
Drawings
FIG. 1 is a schematic diagram of a high temperature resistant nuclear level instrument cable according to the present utility model;
fig. 2 is a schematic diagram of the inside of a flexible plastic sleeve of a high temperature resistant nuclear level instrument cable according to the present utility model.
In the figure: 1 is a flexible plastic sleeve, 2 is a sheath layer, 3 is a high temperature resistant flame retardant layer, 4 is a reinforced braiding layer, 5 is a braiding layer reinforced core, 6 is an anti-radiation layer, 7 is an outer shielding layer, 8 is an outer waterproof layer, 9 is an inner filling layer, 10 is an inner protective layer, 11 is an outer filling layer, 12 is a conductor, 13 is a fireproof layer, 14 is an inner shielding layer, 15 is an inner waterproof layer, and 16 is an insulating layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is commonly put in place when used, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, a high temperature resistant nuclear level instrument cable, including conductor 12, flexible plastic sleeve 1, restrictive coating 2 and anti-radiation layer 6, conductor 12 sets up to three groups, the outside parcel of conductor 12 is provided with interior inoxidizing coating 10, the outside parcel of interior inoxidizing coating 10 is provided with flexible plastic sleeve 1, the outside of inoxidizing coating 10 is provided with intussuseption layer 9 in the inboard of flexible plastic sleeve 1, the outside of flexible plastic sleeve 1 is provided with outer filling layer 11, the outside parcel of outer filling layer 11 is provided with outer waterproof layer 8, the outside parcel of outer waterproof layer 8 is provided with outer shielding layer 7, the outside parcel of outer shielding layer 7 is provided with anti-radiation layer 6, the outside extrusion parcel of anti-radiation layer 6 is provided with strengthens braid 4, the inside equidistant symmetry of strengthening braid 4 is installed and is provided with multiunit braid strengthening core 5, the outside parcel of strengthening braid 4 is provided with high temperature resistant flame retardant layer 3, the outside parcel of high temperature resistant flame retardant layer 3 is provided with restrictive coating 2, the enhancement braid 4 of setting can effectively improve the protective ability of cable, tensile strength and wear resistance.
In the embodiment of the utility model, as shown in fig. 1 and 2, the inner protective layer 10 comprises an insulating layer 16, an inner waterproof layer 15, an inner shielding layer 14 and a fireproof layer 13, the insulating layer 16 is wrapped and arranged on the outer side of the conductor 12, the inner waterproof layer 15 is wrapped and arranged on the outer side of the insulating layer 16, the sheath layer 2 is made of a silicon rubber material, the thickness of the sheath layer 2 is 2mm, the outer side of the sheath layer 2 is provided with a mark, the silicon rubber has excellent high temperature resistance, the using temperature range of the silicon rubber is-60 ℃ to +250 ℃, and meanwhile, the silicon rubber has good radiation resistance and mechanical properties, and the cable can be protected from the influence of external environment.
When the embodiment of the utility model is implemented, as shown in fig. 2, the inner shielding layer 14 is wrapped on the outer side of the inner waterproof layer 15, the fireproof layer 13 is wrapped on the outer side of the inner shielding layer 15, the inner shielding layer 15 is an aluminum foil shielding layer, the fireproof layer 13 is a special polyurethane material fireproof layer, the flame retardant property of the polyurethane material reaches the UL94V-0 level, the stable flame retardant property can be maintained under the high-temperature and radiation environment, and meanwhile, the safety performance of the cable is improved.
In the embodiment of the utility model, as shown in fig. 1 and 2, the flexible plastic sleeve 1 is a polyimide sleeve, the insulating layer 16 is a polyvinyl chloride insulating layer, the outer shielding layer 7 is a copper foil shielding layer, the thickness of the outer shielding layer 7 is 0.1mm, the outer filling layer 11 is a glass fiber filling layer, the inner filling layer 9 is a polyurethane filling layer, and the insulating layer 16 of the cable is mainly used for protecting conductors of the cable and preventing short circuits between the conductors.
In the embodiment, the cable is made of a high-temperature resistant material, so that good performance can be maintained in a high-temperature environment, and the use requirements of a nuclear power station and other high-temperature environments can be met; the outer layer of the cable is wrapped by the anti-radiation layer 6, so that damage of radiation in high-radiation environments such as nuclear power stations to the cable can be effectively prevented; the cable adopts the design of the reinforced braid layer 4 and the reinforced core, so that the tensile strength and the compressive strength of the cable are higher, and the cable can bear larger external force; the design of the shielding layer and the inner filling layer 9 of the cable can effectively prevent interference and leakage of interference signals and ensure the reliability and stability of cable transmission signals; the outer waterproof layer 8 of the cable can effectively prevent moisture from invading the inside of the cable, and ensure the reliability and the service life of the cable in a humid environment; the high-temperature-resistant flame-retardant layer of the cable can effectively prevent the cable from fire disaster in a high-temperature environment, and ensure the safety performance of the cable; by adopting the design of various protective layers, the stability and the reliability of the cable can be effectively improved, and the failure rate of the cable in the use process can be reduced.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a high temperature resistant nuclear level instrument cable, includes conductor (12), flexible plastic sleeve (1), restrictive coating (2) and anti irradiation layer (6), its characterized in that: the conductor (12) is set into three groups, the outside parcel of conductor (12) is provided with interior inoxidizing coating (10), the outside parcel of interior inoxidizing coating (10) is provided with flexible plastic sleeve (1), the outside of inoxidizing coating (10) is provided with intussuseption filling layer (9) including the inboard of flexible plastic sleeve (1), the outside of flexible plastic sleeve (1) is provided with outer filling layer (11), the outside parcel of outer filling layer (11) is provided with outer waterproof layer (8), the outside parcel of outer waterproof layer (8) is provided with outer shielding layer (7), the outside parcel of outer shielding layer (7) is provided with anti irradiation layer (6), the outside extrusion parcel of anti irradiation layer (6) is provided with strengthens weaving layer (4), the inside equidistant symmetry of strengthening weaving layer (4) is provided with multiunit weaving layer strengthening core (5), the outside parcel of strengthening weaving layer (4) is provided with high temperature resistant fire-retardant layer (3), the outside parcel of high temperature resistant fire-retardant layer (3) is provided with restrictive coating (2).
2. The high-temperature-resistant nuclear-grade instrument cable according to claim 1, wherein the inner protective layer (10) comprises an insulating layer (16), an inner waterproof layer (15), an inner shielding layer (14) and a fireproof layer (13), the insulating layer (16) is wrapped and arranged on the outer side of the conductor (12), the inner waterproof layer (15) is wrapped and arranged on the outer side of the insulating layer (16), and the insulating layer (16) is a polyvinyl chloride insulating layer.
3. The high-temperature-resistant nuclear-grade instrument cable according to claim 2, wherein an inner shielding layer (14) is wrapped on the outer side of the inner waterproof layer (15), a fireproof layer (13) is wrapped on the outer side of the inner shielding layer (14), the inner shielding layer (14) is an aluminum foil shielding layer, and the fireproof layer (13) is a special polyurethane material fireproof layer.
4. The high-temperature-resistant nuclear-grade instrument cable according to claim 1, wherein the sheath layer (2) is a silicon rubber material sheath layer, the thickness of the sheath layer (2) is 2mm, and a mark is arranged on the outer side of the sheath layer (2).
5. The high temperature resistant nuclear gauge cable of claim 1, wherein the flexible plastic sleeve (1) is a polyimide sleeve, the outer shielding layer (7) is a copper foil shielding layer, and the thickness of the outer shielding layer (7) is 0.1mm.
6. The high temperature resistant nuclear grade instrument cable of claim 1, wherein the outer filler layer (11) is a glass fiber filler layer and the inner filler layer (9) is a polyurethane filler layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967037.6U CN219832262U (en) | 2023-04-26 | 2023-04-26 | High temperature resistant nuclear level instrument cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967037.6U CN219832262U (en) | 2023-04-26 | 2023-04-26 | High temperature resistant nuclear level instrument cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219832262U true CN219832262U (en) | 2023-10-13 |
Family
ID=88284557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320967037.6U Active CN219832262U (en) | 2023-04-26 | 2023-04-26 | High temperature resistant nuclear level instrument cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219832262U (en) |
-
2023
- 2023-04-26 CN CN202320967037.6U patent/CN219832262U/en active Active
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