CN220085717U - High-current-carrying high-shielding cable - Google Patents
High-current-carrying high-shielding cable Download PDFInfo
- Publication number
- CN220085717U CN220085717U CN202321596942.1U CN202321596942U CN220085717U CN 220085717 U CN220085717 U CN 220085717U CN 202321596942 U CN202321596942 U CN 202321596942U CN 220085717 U CN220085717 U CN 220085717U
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- layer
- shielding
- cable
- insulating sheath
- cable core
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- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 10
- 239000004642 Polyimide Substances 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 239000004020 conductor Substances 0.000 claims abstract description 7
- 229920001721 polyimide Polymers 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000005245 sintering Methods 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000017105 transposition Effects 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 13
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008054 signal transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000004812 Fluorinated ethylene propylene Substances 0.000 description 1
- NEIHULKJZQTQKJ-UHFFFAOYSA-N [Cu].[Ag] Chemical compound [Cu].[Ag] NEIHULKJZQTQKJ-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Insulated Conductors (AREA)
- Communication Cables (AREA)
Abstract
The utility model discloses a large-current-carrying high-shielding cable, which belongs to the technical field of cables and comprises a middle cable core, an insulating layer, a shielding layer, an insulating sheath and a reinforcing layer, wherein the insulating layer, the shielding layer, the insulating sheath and the reinforcing layer are coated on the middle cable core, the middle cable core is formed by twisting a plurality of middle cable cores, the middle cable core is formed by twisting a plurality of wires, the insulating sheath is coated on the outer peripheral surfaces of the wires, the insulating sheath is formed by wrapping and sintering a polyimide/polytetrafluoroethylene composite film and polytetrafluoroethylene raw material tape, the middle cable core is sequentially provided with the insulating sheath, the insulating layer, the shielding layer and the reinforcing layer from inside to outside, the plurality of groups of wire cores are coated by a filling layer, the wire cores are formed by wrapping conductors by the insulating sheath, the cable cores in the cable are coated by the shielding layer, and the reinforcing layer on the outermost layer is used for protecting the cable, so that the cable cores are prevented from being damaged by the outside.
Description
Technical Field
The utility model belongs to the technical field of cables, and particularly relates to a high-current-carrying high-shielding cable.
Background
At present, with the rapid development of the current information transmission technology, the transmission rate of a wiring system is steadily accelerated and meanwhile brings certain interference vulnerability, the higher the frequency of transmitted information is, the sensitivity of signals is increased, meanwhile, the weaker the energy of the signals is, the more easily the signals are interfered, and in addition, the constraint of the wiring space in the wiring system is caused, so that the sectional area of a wire cannot be increased to meet the requirement of large current-carrying capacity.
However, a large amount of electromagnetic waves generated by the outside cause certain interference to the signal transmission of the cable, but the electromagnetic interference resistance of the traditional cable is not superior enough and cannot meet the high electromagnetic interference under special environments, so that the performance requirement on the cable is very high, and the conventional cable is difficult to meet the normal use requirements under various environmental conditions.
For this reason, we propose a large number of high-current-carrying high-shielding cables to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the problem that a large amount of electromagnetic waves generated by the outside cause certain interference to the signal transmission of a cable in the prior art, but the electromagnetic interference resistance of the traditional cable is not superior enough, and the high electromagnetic interference under special environments cannot be met, so that the high-current-carrying capacity high-shielding cable is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a high shielding cable of large current capacity, includes middle part cable core and cladding in isolation layer, shielding layer, insulating sheath and the enhancement layer of middle part cable core, the middle part cable core is formed by the transposition of a plurality of middle part cable cores, just the middle part cable core is formed by the transposition of many wires, and many wrap up one deck insulating sheath on the outer global of wire, just insulating sheath is formed by polyimide and polytetrafluoroethylene raw material area lapping sintering, the middle part cable core outside is equipped with insulating sheath, isolation layer, shielding layer and enhancement layer in proper order.
Preferably, the middle cable core is formed by twisting a plurality of wires, a layer of wrapping tape is sleeved outside the twisted wires, and the wrapping tape is prepared from polytetrafluoroethylene dispersion resin.
The middle cable core is formed by twisting multiple wires, so that the transmission efficiency of the cable is guaranteed, and the strength of the wires is further reinforced through the wrapping tape wound on the wires.
Preferably, the conductor in the wire is a silver-plated copper stranded wire, the wire is formed by stranding a plurality of core wires, and the wire diameter of each core wire is 0.203mm.
Through setting up the wire for silver copper material and each core diameter, realized using cable transmission in-process, the wire can play stable information transmission, guarantees its normal use.
Preferably, the shielding layer is formed by wrapping polyimide or aluminum foil composite belts.
The shielding layer is formed by wrapping polyimide or an aluminum foil composite belt, so that normal transmission of information is ensured in the use process, and the situation of signal loss is avoided.
Preferably, the reinforcing layer is directly wrapped outside the middle cable core, and the reinforcing layer is made of copper strips or stainless steel strips.
Through the reinforcement layer that sets up on the cable, avoided the circumstances that the cable produced the damage in the in-process of using to appear.
Preferably, the insulating sheath is formed by melt extrusion of the fluorinated ethylene propylene resin.
In summary, the technical effects and advantages of the present utility model are: this high shielding cable of large current capacity, include the multiunit cable middle part sinle silk of being wrapped up by the filling layer, and cable middle part sinle silk is formed by insulating sheath parcel conductor, wraps up the cable core of cable inside by the shielding layer again, protects the cable inside by outermost reinforcement layer again, avoids the external damage to the cable core that causes. Through setting up the shielding layer, can realize electromagnetic shield, realize guaranteeing the normal transmission of information in the use, avoid the condition that the signal is lost to appear.
Drawings
Fig. 1 is a schematic view of the internal structure of the present utility model.
In the figure: 1. an insulating layer; 2. a shielding layer; 3. an insulating sheath; 4. a reinforcing layer; 5. a wire; 6. and (5) wrapping the belt.
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.
Referring to fig. 1, a large amount of high-current-carrying high-shielding cables comprise a middle cable core, an insulating layer 1, a shielding layer 2, an insulating sheath 3 and a reinforcing layer 4, wherein the insulating layer 1, the shielding layer 2, the insulating sheath 3 and the reinforcing layer 4 are coated on the middle cable core, and the middle cable core is formed by twisting a plurality of middle cable cores.
Referring to fig. 1, the middle cable core is formed by twisting a plurality of wires 5, a layer of wrapping tape 6 is sleeved outside the twisted wires 5, the wrapping tape 6 is made of polytetrafluoroethylene dispersion resin, the wires 5 are one of the most important components of the cable composition structure, and the twisted wires 5 are fixedly reinforced by wrapping a layer of wrapping tape 6 on the middle cable core which is formed by twisting the wires, so that stability of signal transmission is guaranteed.
Referring to fig. 1, the conductors in the wires 5 are silver-plated copper stranded wires, the wires 5 are formed by stranding a plurality of core wires, the wire diameter of each core wire is 0.203mm, the conductors are covered with an insulating sheath 3, the conductors in the wires 5 are silver-plated copper stranded wires, and the wires 5 made of silver and copper have good signal transmissibility, so that high-quality signal transmission and large current-carrying capacity are ensured.
The middle cable core is formed by twisting a plurality of wires 5, a layer of insulating sheath 3 is wrapped on the outer peripheral surface of the plurality of wires 5, and the insulating sheath 3 is formed by wrapping and sintering a polytetrafluoroethylene composite film and a polytetrafluoroethylene raw material tape.
Referring to fig. 1, the shielding layer 2 is formed by wrapping a polyimide or aluminum foil composite belt, the insulating sheath 3 is formed by melt extrusion of a poly-perfluoroethylene propylene resin, and the shielding layer 2 formed by wrapping the polyimide or aluminum foil composite belt has a good signal shielding effect and also prevents the middle cable core from being damaged by the outside.
The middle cable core is sequentially provided with an insulating sheath 3, an insulating layer 1, a shielding layer 2 and a reinforcing layer 4 from inside to outside.
Referring to fig. 1, the reinforcing layer 4 is directly wrapped outside the middle cable core to enhance the overall mechanical strength of the cable, the reinforcing layer 4 is made of copper strips or stainless steel strips, and the overall toughness strength of the cable is improved by the reinforcing layer 4 arranged on the cable, so that the middle cable core inside the cable is ensured not to be easily damaged.
Working principle:
this high shielding cable of large current capacity is through setting up insulating sheath 3, insulating layer 1, shielding layer 2 and reinforcement layer 4, twines the cable core of cable through wrapping band 6, has good shielding to its fixed surface one deck insulating sheath 3 assurance cable when using, wraps up the cable core of cable inside by shielding layer 2 again, and the reinforcement layer 4 of outermost protects the cable inside, avoids external damage to the cable core.
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 shielding cable of large current capacity, includes middle part cable core and cladding in insulating layer (1), shielding layer (2), insulating sheath (3) and reinforcement layer (4) of middle part cable core, its characterized in that, middle part cable core is formed by the transposition of many wires (5), and many wrap up one deck insulating sheath (3) on the outer global of wire (5), just insulating sheath (3) are formed by polytetrafluoroethylene complex film and polytetrafluoroethylene raw material area lapping sintering, middle part cable core outside is equipped with insulating sheath (3), insulating layer (1), shielding layer (2) and reinforcement layer (4) in proper order.
2. The high-current-carrying capacity high-shielding cable according to claim 1, wherein the middle cable core is formed by twisting a plurality of wires (5), a layer of wrapping tape (6) is sleeved outside the twisted wires (5), and the wrapping tape (6) is prepared from polytetrafluoroethylene dispersion resin.
3. The high-current high-shielding cable according to claim 2, characterized in that the conductor in the wire (5) is a silver-plated copper stranded wire, the wire (5) is formed by stranding a plurality of core wires, and the wire diameter of each core wire is 0.203mm.
4. The high-current high-shielding cable according to claim 1, characterized in that the shielding layer (2) is wrapped with polyimide or aluminum foil composite tape.
5. The high-current high-shielding cable according to claim 1, characterized in that the reinforcement layer (4) is directly wrapped outside the middle cable core, and the reinforcement layer (4) is made of copper strips or stainless steel strips.
6. The high-current high-shielding cable according to claim 1, characterized in that the insulating sheath (3) is melt-extruded from a polyperfluoroethylene propylene resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321596942.1U CN220085717U (en) | 2023-06-20 | 2023-06-20 | High-current-carrying high-shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321596942.1U CN220085717U (en) | 2023-06-20 | 2023-06-20 | High-current-carrying high-shielding cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220085717U true CN220085717U (en) | 2023-11-24 |
Family
ID=88817739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321596942.1U Active CN220085717U (en) | 2023-06-20 | 2023-06-20 | High-current-carrying high-shielding cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220085717U (en) |
-
2023
- 2023-06-20 CN CN202321596942.1U patent/CN220085717U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |