CN220962888U - Novel anti-interference cable - Google Patents
Novel anti-interference cable Download PDFInfo
- Publication number
- CN220962888U CN220962888U CN202322677113.2U CN202322677113U CN220962888U CN 220962888 U CN220962888 U CN 220962888U CN 202322677113 U CN202322677113 U CN 202322677113U CN 220962888 U CN220962888 U CN 220962888U
- Authority
- CN
- China
- Prior art keywords
- layer
- periphery
- cable
- shielding layer
- radiation
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 claims abstract description 25
- 230000005855 radiation Effects 0.000 claims abstract description 25
- 239000011888 foil Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 10
- 229920000098 polyolefin Polymers 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 5
- 239000010425 asbestos Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 229910052895 riebeckite Inorganic materials 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 3
- 230000003471 anti-radiation Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 18
- 238000009413 insulation Methods 0.000 abstract description 13
- 238000002955 isolation Methods 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000008054 signal transmission Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a novel anti-interference cable, which comprises a cable core wire, a first shielding layer arranged on the periphery of the cable core wire, a metal foil layer arranged on the periphery of the first shielding layer, a second shielding layer arranged on the periphery of the metal foil layer, an outer insulating layer arranged on the periphery of the second shielding layer, a filling layer arranged on the periphery of the outer insulating layer, an electromagnetic shielding layer arranged on the periphery of the filling layer, a radiation protection layer arranged on the periphery of the electromagnetic shielding layer and an insulating sheath arranged on the periphery of the radiation protection layer. The two layers of shielding layers can play a strong shielding role, and the metal foil layer can play an anti-interference role; the outer insulating layer can play an insulating role; the filling layer can play a role in heat insulation and protection of the cable; the electromagnetic shielding layer can effectively prevent current fluctuation from being released outwards, save electric energy and simultaneously avoid electromagnetic interference of the electromagnetic shielding layer with signals of surrounding electric appliances; the radiation-proof layer can realize radiation-proof performance, and the insulating sheath is added, so that the effects of insulation, tensile resistance, impact resistance and radiation isolation of the cable are further enhanced.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a novel anti-interference cable.
Background
With the development and popularization of electronic technology products, a cable is widely used as a tool for transmitting signals and is connected with electronic equipment such as household appliances, instruments and meters, electric tools, automation equipment and the like, and is an indispensable thing common in daily life.
The existing common cable has poor anti-interference performance, and is easily influenced by external electromagnetic waves in the signal transmission process, especially in the high-frequency signal transmission process. Therefore, a novel anti-interference cable is designed to solve the problems.
It should be noted that the foregoing description of the background art is only for the purpose of providing a clear and complete description of the technical solution of the present utility model and is presented for the convenience of understanding by those skilled in the art. The above-described solutions are not considered to be known to the person skilled in the art simply because they are set forth in the background of the utility model section.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model aims to provide a novel anti-interference cable.
To achieve the above and other related objects, the present utility model provides the following technical solutions: the novel anti-interference cable comprises a cable core wire, a first shielding layer, a metal foil layer, a second shielding layer, an outer insulating layer, a filling layer, an electromagnetic shielding layer, an anti-radiation layer and an insulating sheath, wherein the first shielding layer is arranged on the periphery of the cable core wire;
The cable core wire comprises a conductor and an inner insulating layer, wherein the inner insulating layer is arranged on the periphery of the conductor, and a plurality of cable core wires are arranged in the first shielding layer.
In the scheme, the first shielding layer is arranged on the periphery of the cable core wire, so that the effect of basic shielding can be achieved, and the metal foil layer is arranged on the periphery of the first shielding layer, so that the effect of anti-interference can be achieved; the second shielding layer is arranged on the periphery of the metal foil layer, so that a further shielding effect can be achieved; an outer insulating layer is arranged outside the second shielding layer, so that an insulating effect can be achieved; the outer periphery of the outer insulating layer is provided with a filling layer, so that the heat insulation protection effect on the cable can be achieved; the electromagnetic shielding layer is arranged on the periphery of the filling layer, so that the current fluctuation can be effectively prevented from being released outwards, electric energy is saved, meanwhile, signals of surrounding electric appliances are avoided from being interfered by the electromagnetic waves, the applicability of the electromagnetic shielding layer is improved, and the electromagnetic shielding layer is convenient to popularize; the outer periphery of the electromagnetic shielding layer is sequentially wrapped with the radiation protection layer and the insulating sheath, the radiation protection layer can achieve radiation protection performance, the insulating sheath is arranged outside the radiation protection layer, insulation, tensile resistance, impact resistance and radiation isolation effects of the cable are further enhanced, and the cable has good bending performance and also isolates external radiation.
Further, a plurality of reinforcing ribs are arranged in the filling layer, and each reinforcing rib is wound and woven in the filling layer. In this scheme, set up the strengthening rib in the inside of filling layer, can play the effect of support, improve the stability of structure.
Further, the filling layer is formed by pressing ceramic powder, mica and asbestos. In this scheme, adopt the filling layer that is formed by ceramic powder, mica and asbestos pressfitting, can realize the thermal-insulated guard action of cable.
Further, a wave absorbing band is arranged between the metal foil layer and the second shielding layer. In the scheme, the wave absorbing band is arranged outside the metal foil, so that the cable core wire is prevented from being interfered by external electromagnetic waves when the cable core wire transmits signals, and the reliability of signal transmission is ensured.
Further, the wave absorbing band is formed by mixing magnetic wave absorbing materials and plastic materials.
Further, the radiation protection layer is composed of metal wires. In the scheme, the radiation-proof layer formed by the metal wires has better radiation-proof performance.
Further, the material of the outer insulating layer is polyolefin. In the scheme, the polyolefin has high temperature resistance level, the traditional polyvinyl chloride insulating layer is replaced by the polyolefin insulating layer, the possibility of short-circuit fire is reduced, and even if fire occurs, the polyolefin is less in smoke generation, free of pollution to the environment and relatively environment-friendly.
Further, the insulating sheath is made of nylon. In this scheme, adopt the insulating sheath of nylon material, protection cable that can be better prevents to cause the loss to the cable because of the external cause.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
According to the novel anti-interference cable, the two layers of shielding layers are arranged at different positions, so that a stronger shielding effect can be achieved, and the metal foil layer can play an anti-interference role; the outer insulating layer can play an insulating role; the filling layer can play a role in heat insulation and protection of the cable; the electromagnetic shielding layer can effectively prevent current fluctuation from being released outwards, save electric energy and simultaneously avoid electromagnetic interference of the electromagnetic shielding layer with signals of surrounding electric appliances; the radiation-proof layer can realize radiation-proof performance, and the insulating sheath is added, so that the effects of insulation, tensile resistance, impact resistance and radiation isolation of the cable are further enhanced.
Drawings
FIG. 1 is a schematic cross-sectional view of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a cable core wire according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a second embodiment of the present utility model;
FIG. 4 is a schematic diagram of a four-section structure of an embodiment of the present utility model;
In the above drawings, 1, a cable core wire; 101. a conductor; 102. an inner insulating layer; 2. a first shielding layer; 3. a metal foil layer; 4. a second shielding layer; 5. an outer insulating layer; 6. a filling layer; 7. an electromagnetic shielding layer; 8. a radiation protection layer; 9. an insulating sheath; 10. reinforcing ribs; 11. the absorption band.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
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, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating 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.
In the description of the present application, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Embodiment one: referring to fig. 1 and 2, the present embodiment provides a novel anti-interference cable, which comprises a cable core 1, a first shielding layer 2 arranged at the periphery of the cable core 1, a metal foil layer 3 arranged at the periphery of the first shielding layer 2, a second shielding layer 4 arranged at the periphery of the metal foil layer 3, an outer insulating layer 5 arranged at the periphery of the second shielding layer 4, a filling layer 6 arranged at the periphery of the outer insulating layer 5, an electromagnetic shielding layer 7 arranged at the periphery of the filling layer 6, a radiation protection layer 8 arranged at the periphery of the electromagnetic shielding layer 7, and an insulating sheath 9 arranged at the periphery of the radiation protection layer 8;
The cable core 1 includes a conductor 101 and an inner insulating layer 102, the inner insulating layer 102 being provided on the outer periphery of the conductor 101, and a plurality of cable cores 1 being provided in the first shield layer 2.
The inner insulating layer 102 is a glass fiber insulating layer, so that the purposes of corrosion resistance, insulation and heat resistance can be achieved.
In the embodiment, the first shielding layer 2 is arranged on the periphery of the cable core wire 1, so that the effect of basic shielding can be achieved, and the metal foil layer 3 is arranged on the periphery of the first shielding layer 2, so that the effect of anti-interference can be achieved; the second shielding layer 4 is arranged on the periphery of the metal foil layer 3, so that a further shielding effect can be achieved; an outer insulating layer 5 is arranged outside the second shielding layer 4 and can play an insulating role; the outer periphery of the outer insulating layer 5 is provided with a filling layer 6 which can play a role in heat insulation and protection of the cable; the electromagnetic shielding layer 7 is arranged on the periphery of the filling layer 6, so that the external release of current fluctuation can be effectively prevented, electric energy is saved, signals of surrounding electric appliances are avoided from being interfered by the electromagnetic waves, the applicability is improved, and the popularization are facilitated; the outer periphery of the electromagnetic shielding layer 7 is sequentially wrapped with the radiation protection layer 8 and the insulating sheath 9, the radiation protection layer 8 can achieve radiation protection performance, the insulating sheath 9 is arranged outside the radiation protection layer 8, insulation, tensile resistance, impact resistance and radiation isolation effects of the cable are further enhanced, and the cable has good bending performance and also isolates external radiation.
Embodiment two: referring to fig. 3, this embodiment is a further improvement based on the first embodiment, and specifically includes the following:
The inside of the filling layer 6 is provided with a plurality of reinforcing ribs 10, and each reinforcing rib 10 is wound and woven inside the filling layer 6.
Wherein, the number of the reinforcing ribs 10 is 12-20.
In this embodiment, the reinforcing ribs 10 are provided in the filler layer 6, so that the filler layer can play a supporting role and improve the stability of the structure.
Embodiment III: not shown in the drawings, this embodiment is a further improvement on the basis of the first embodiment, and is specifically as follows:
The filling layer 6 is formed by pressing ceramic powder, mica and asbestos.
In this embodiment, the filling layer 6 formed by pressing ceramic powder, mica and asbestos is used, so that the heat insulation protection effect on the cable can be realized.
Embodiment four: referring to fig. 4, this embodiment is a further improvement based on the first embodiment, and specifically includes the following:
A suction band 11 is provided between the metal foil layer 3 and the second shielding layer 4 as shown.
In the embodiment, the suction band 11 is arranged outside the metal foil, so that the cable core 1 can be prevented from being interfered by external electromagnetic waves when transmitting signals, and the reliability of signal transmission is ensured.
Fifth embodiment: not shown in the figure, this embodiment is a further improvement based on the fourth embodiment, and is specifically as follows:
the wave absorbing band 11 is formed by mixing magnetic wave absorbing materials and plastic materials.
Example six: not shown in the drawings, this embodiment is a further improvement on the basis of the first embodiment, and is specifically as follows:
The radiation protection layer 8 is formed by a metal wire.
In this embodiment, the radiation protection layer 8 formed by the metal wires has better radiation protection performance.
Embodiment seven: not shown in the drawings, this embodiment is a further improvement on the basis of the first embodiment, and is specifically as follows:
The material of the outer insulating layer 5 is polyolefin. Wherein polyolefin is the main material of the outer insulation layer 5.
In the embodiment, the polyolefin has high temperature resistance level, the traditional polyvinyl chloride insulating layer is replaced by the polyolefin insulating layer, the possibility of short-circuit fire is reduced, and even if the fire occurs, the polyolefin is less in smoke generation, free of pollution to the environment and relatively environment-friendly.
Example eight: not shown in the drawings, this embodiment is a further improvement on the basis of the first embodiment, and is specifically as follows:
The material of the insulating sheath 9 is nylon. The waterproof membrane formed by spraying polyurethane waterproof paint can be arranged outside the insulating sheath 9, and the waterproof membrane can effectively play a waterproof role.
In this embodiment, the insulating sheath 9 made of nylon material is used to better protect the cable and prevent the cable from being lost due to external reasons.
According to the novel anti-interference cable, the two layers of shielding layers are arranged at different positions, so that a stronger shielding effect can be achieved, and the metal foil layer can play an anti-interference role; the outer insulating layer can play an insulating role; the filling layer can play a role in heat insulation and protection of the cable; the electromagnetic shielding layer can effectively prevent current fluctuation from being released outwards, save electric energy and simultaneously avoid electromagnetic interference of the electromagnetic shielding layer with signals of surrounding electric appliances; the radiation-proof layer can realize radiation-proof performance, and the insulating sheath is added, so that the effects of insulation, tensile resistance, impact resistance and radiation isolation of the cable are further enhanced.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. The novel anti-interference cable is characterized by comprising a cable core wire (1), a first shielding layer (2) arranged on the periphery of the cable core wire (1), a metal foil layer (3) arranged on the periphery of the first shielding layer (2), a second shielding layer (4) arranged on the periphery of the metal foil layer (3), an outer insulating layer (5) arranged on the periphery of the second shielding layer (4), a filling layer (6) arranged on the periphery of the outer insulating layer (5), an electromagnetic shielding layer (7) arranged on the periphery of the filling layer (6), an anti-radiation layer (8) arranged on the periphery of the electromagnetic shielding layer (7) and an insulating sheath (9) arranged on the periphery of the anti-radiation layer (8);
the cable core wire (1) comprises a conductor (101) and an inner insulating layer (102), wherein the inner insulating layer (102) is arranged on the periphery of the conductor (101), and a plurality of cable core wires (1) are arranged in the first shielding layer (2).
2. The novel anti-interference cable of claim 1, wherein: the inside of filling layer (6) is provided with a plurality of strengthening rib (10), and each strengthening rib (10) twines and weaves in the inside of filling layer (6).
3. The novel anti-interference cable of claim 1, wherein: the filling layer (6) is formed by pressing ceramic powder, mica and asbestos.
4. The novel anti-interference cable of claim 1, wherein: a wave absorbing band (11) is arranged between the metal foil layer (3) and the second shielding layer (4).
5. The novel anti-interference cable of claim 4, wherein: the wave absorbing band (11) is formed by mixing magnetic wave absorbing materials and plastic materials.
6. The novel anti-interference cable of claim 1, wherein: the radiation protection layer (8) is formed by metal wires.
7. The novel anti-interference cable of claim 1, wherein: the material of the outer insulating layer (5) is polyolefin.
8. The novel anti-interference cable of claim 1, wherein: the insulating sheath (9) is made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322677113.2U CN220962888U (en) | 2023-10-07 | 2023-10-07 | Novel anti-interference cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322677113.2U CN220962888U (en) | 2023-10-07 | 2023-10-07 | Novel anti-interference cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220962888U true CN220962888U (en) | 2024-05-14 |
Family
ID=90975607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322677113.2U Active CN220962888U (en) | 2023-10-07 | 2023-10-07 | Novel anti-interference cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220962888U (en) |
-
2023
- 2023-10-07 CN CN202322677113.2U patent/CN220962888U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203826087U (en) | High-temperature-resistance 1E-type nuclear-power-station-used K3-grade cable | |
| CN220962888U (en) | Novel anti-interference cable | |
| CN103854781A (en) | High-temperature-resistant K-3-level cable used for 1E-type nuclear power plant | |
| CN210271846U (en) | AC/DC hybrid submarine cable for offshore wind power | |
| CN209729594U (en) | A kind of crocheting mixing shielding answering machine data transmission cable | |
| CN206789352U (en) | A kind of bus cable | |
| CN216697934U (en) | Novel waterproof crosslinked polyethylene insulated power cable | |
| CN110111937A (en) | A kind of twisted polyethylene cable and preparation method thereof | |
| CN215183214U (en) | Nuclear power transmission cable | |
| CN218181855U (en) | Radiation-resistant three-coaxial low-noise cable | |
| CN215643737U (en) | Durable flame-retardant cable | |
| CN218525340U (en) | High-temperature-resistant flexible shielded cable | |
| CN219759266U (en) | Environment-friendly modified polypropylene insulation power cable | |
| CN214377710U (en) | Special strain signal cable for weighing equipment | |
| CN219122984U (en) | Flexible radiation-resistant silicon rubber insulation spray-proof fire-resistant cable for nuclear power station | |
| CN216749337U (en) | Moisture-proof shielded cable | |
| CN221057195U (en) | Computer communication wire | |
| CN213716538U (en) | Anti-interference comprehensive cable | |
| CN217280165U (en) | This ampere of DCS system is with explosion-proof anti-interference type instrument cable | |
| CN221040559U (en) | Environment-friendly high-temperature-resistant PVC cable | |
| CN215815256U (en) | Anti-interference cable | |
| CN211858249U (en) | Photoelectric composite cable | |
| CN217847530U (en) | Communication radio frequency coaxial cable | |
| CN214624505U (en) | Low-temperature-resistant flame-retardant composite cable for electric power and computer | |
| CN212967163U (en) | Novel for military use anti-interference cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |