CN220020640U - Anti-interference twisted pair - Google Patents
Anti-interference twisted pair Download PDFInfo
- Publication number
- CN220020640U CN220020640U CN202321335064.8U CN202321335064U CN220020640U CN 220020640 U CN220020640 U CN 220020640U CN 202321335064 U CN202321335064 U CN 202321335064U CN 220020640 U CN220020640 U CN 220020640U
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- Prior art keywords
- insulating layer
- interference
- twisted pair
- shielding layer
- cavity
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000002787 reinforcement Effects 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 82
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 239000010949 copper Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 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 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000009954 braiding Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920006124 polyolefin elastomer Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Communication Cables (AREA)
Abstract
The utility model relates to the technical field of twisted pairs, in particular to an anti-interference twisted pair, which comprises an insulating layer, wherein a plurality of wires which are mutually hinged are arranged in the insulating layer, and the anti-interference assembly comprises a plurality of accommodating cavities with circumferences equidistantly arranged in the insulating layer, the plurality of wires in the insulating layer are respectively distributed in adjacent accommodating cavities, inner shielding layers which are used for fully covering the inner side walls of the accommodating cavities are paved on the inner side walls of the accommodating cavities, and outer shielding layers are wrapped on the outer side walls of the insulating layer.
Description
Technical Field
The utility model relates to the technical field of twisted pair wires, in particular to an anti-interference twisted pair wire.
Background
Twisted pair is the most commonly used transmission medium in integrated wiring engineering and consists of two copper wires with insulating protective layers. Two insulated copper wires are twisted together according to a certain density, and the electric wave radiated by each wire in transmission can be counteracted by the electric wave emitted by the other wire, so that the degree of signal interference is effectively reduced.
The utility model discloses an anti-interference twisted pair for high-frequency transmission, which is disclosed in China with the publication number of CN218069402U and comprises a plurality of twisted pair groups, wherein each twisted pair group consists of two wire cores; each twisted pair group and the filling rope are twisted to form a cable core; the cable core is covered with an aluminum/plastic composite belt shielding layer; an aluminum/plastic composite belt is externally wrapped with a copper wire braided shielding layer; an outer sheath formed by wrapping a sheath material outside the copper wire braided shielding layer; the wire core is formed by a conductor covered with an insulating layer; the twisting pitch diameter ratio of the two wire cores is 8-10 times; the conductor is a 5 th type bare copper soft conductor meeting IEC60228 requirements; the insulating layer is made of moisture-proof irradiation crosslinking halogen-free low-smoke flame-retardant polyolefin elastomer insulating material; the aluminum/plastic composite belt shielding layer is formed by longitudinally wrapping an aluminum/plastic composite belt; the copper wire braided shielding layer is formed by braiding copper wires, and the braiding density is not less than 80%; the outer sheath is made of low smoke zero halogen high flame retardant polyolefin sheath material. The cable has good anti-interference performance, mechanical performance, environmental protection, ageing resistance and the like.
In the above-mentioned prior art scheme, through setting up the conductor in the inside of insulating layer, make two adjacent wires that contain the insulating layer twisted with each other, then place the inside at the cable core with the wire after two twisted pairs, wrap up one deck aluminium/plastic composite tape shielding layer in the outside of cable core, make this twisted pair reach anti-interference effect, and the clearance between the wire after two twisted pairs inside the cable core is less, and just separate by the insulating layer between, so the conductor inside the cable core is easy to interfere with each other, influence the transmission of signal.
Disclosure of Invention
The present utility model is directed to an anti-interference twisted pair to solve the above-mentioned problems.
The technical scheme of the utility model is as follows: the utility model provides an anti-interference twisted pair, includes the insulating layer, and the inside of insulating layer is provided with a plurality of wires that are mutual hinge form, still includes anti-interference subassembly, anti-interference subassembly includes that a plurality of circumference equidistance is offered in the inside holding cavity of insulating layer, and a plurality of wires of insulating layer inside distribute respectively inside adjacent holding cavity, and a plurality of inside walls that hold the cavity have all been laid and will hold the inside wall of cavity and spread the interior shielding layer that full, and the lateral wall parcel of insulating layer has outer shielding layer, and the lateral wall cover of outer shielding layer has the outer protective sheath that protects outer shielding layer.
Preferably, the inside of insulating layer is provided with buffer assembly, and buffer assembly includes that a plurality of circumferences equidistance are offered and is close to central point's filling cavity in the insulating layer is inside, and the inside of a plurality of filling cavities all is provided with the reinforcement rope that runs through the inside of filling cavity.
Preferably, the buffer assembly further comprises a plurality of deformation holes with circumferences equidistantly arranged in the insulating layer and far away from the center position.
Preferably, the buffer assembly further comprises lightening holes with circumferences equidistantly formed in the front side wall surface of the insulating layer.
Preferably, the inside of insulating layer still is provided with the reinforcement subassembly, and the reinforcement subassembly is provided with the reinforcement iron wire that laminates each other with the inside wall of locating hole including seting up the locating hole at the inside central point of insulating layer in the inside of locating hole.
The utility model provides an anti-interference twisted pair wire through improvement, which has the following improvement and advantages compared with the prior art:
the method comprises the following steps: according to the utility model, the plurality of wires are respectively placed in the plurality of accommodating cavities, meanwhile, the inner shielding layer is paved in the accommodating cavities, so that the condition that signals are mutually interfered between two adjacent wires is avoided, and meanwhile, the outer shielding layer is paved outside the insulating layer, so that the wires cannot be interfered by external signals through the outer shielding layer and the inner shielding layer, and the anti-interference performance of the twisted pair is improved;
and two,: according to the utility model, when the twisted pair is subjected to bending force through the plurality of outer shielding layers, the deformation holes can deform and shrink, so that the tension generated on the inner shielding layer and the outer shielding layer when the twisted pair is bent is reduced, the situation that the inner shielding layer and the outer shielding layer are pulled apart when the twisted pair is bent is avoided, and the shielding effect of the inner shielding layer and the outer shielding layer is ensured.
Drawings
The utility model is further explained below with reference to the drawings and examples:
fig. 1 is a partial front view of an anti-interference twisted pair of the present utility model;
fig. 2 is a partial cross-sectional view of an anti-interference twisted pair of the present utility model;
fig. 3 is a front view of an anti-interference twisted pair of the present utility model.
Reference numerals illustrate:
1. an insulating layer; 2. a wire; 3. an anti-interference component; 31. a receiving cavity; 32. an inner shielding layer; 33. an outer shielding layer; 34. an outer protective sleeve; 4. a buffer assembly; 41. filling the cavity; 42. reinforcing ropes; 43. a deformation hole; 44. a lightening hole; 5. a reinforcement assembly; 51. positioning holes; 52. reinforcing iron wires.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an anti-interference twisted pair wire by improving the structure, which comprises the following steps:
as shown in fig. 1-3, an anti-interference twisted pair comprises an insulating layer 1, wherein a plurality of wires 2 which are mutually hinged are arranged in the insulating layer 1, and an anti-interference component 3 is further included, the anti-interference component 3 comprises a plurality of accommodating cavities 31 with circumferences being equidistantly arranged in the insulating layer 1, the plurality of wires 2 in the insulating layer 1 are respectively distributed in the adjacent accommodating cavities 31, inner shielding layers 32 which are used for fully paving the inner side walls of the accommodating cavities 31 are paved on the inner side walls of the accommodating cavities 31, an outer shielding layer 33 is wrapped on the outer side walls of the insulating layer 1, and an outer protective sleeve 34 for protecting the outer shielding layer 33 is sleeved on the outer side walls of the outer shielding layer 33; by means of the structure, the plurality of wires 2 are respectively placed in the plurality of accommodating cavities 31, the inner shielding layer 32 is paved in the accommodating cavities 31, the condition that signal mutual interference is generated between two adjacent wires 2 is avoided, the outer shielding layer 33 is paved outside the insulating layer 1, the wires 2 cannot be interfered by external signals through the outer shielding layer 33 and the inner shielding layer 32, and the anti-interference performance of the twisted pair is improved.
Further, a buffer component 4 is arranged in the insulating layer 1, the buffer component 4 comprises a plurality of filling cavities 41 with circumferences equidistantly arranged in the insulating layer 1 and close to the center, and reinforcing ropes 42 penetrating through the inside of the filling cavities 41 are arranged in the filling cavities 41; with the above structure, the reinforcing cord 42 is inserted into the cavity 41, so that the reinforcing cord 42 can increase the strength of the twisted pair and the tensile strength of the twisted pair.
Further, the buffer assembly 4 further comprises a plurality of deformation holes 43 with circumferences equidistantly arranged in the insulating layer 1 and far from the center; by means of the above structure, when the twisted pair is subjected to bending force through the plurality of outer shielding layers 33, the deformation holes 43 can deform and shrink, so that the tensile force generated on the inner shielding layer 32 and the outer shielding layer 33 when the twisted pair is bent is reduced, the situation that the inner shielding layer 32 and the outer shielding layer 33 are pulled apart when the twisted pair is bent is avoided, and the shielding effect of the inner shielding layer 32 and the outer shielding layer 33 is ensured.
Further, the buffer assembly 4 further comprises lightening holes 44 formed on the front side wall surface of the insulating layer 1 at equal intervals in circumference; by means of the structure, the multi-input space inside the insulating layer 1 is hollow through the weight reducing holes 44, materials used for producing the insulating layer 1 are reduced, and the effect of reducing cost is achieved.
Further, a reinforcing component 5 is further arranged in the insulating layer 1, the reinforcing component 5 comprises a positioning hole 51 formed in the center of the inside of the insulating layer 1, and a reinforcing iron wire 52 mutually attached to the inner side wall of the positioning hole 51 is arranged in the positioning hole 51; by the structure; through utilizing the material characteristic of reinforcing iron wire 52, when making this paired line receive the operation of buckling, reinforcing iron wire 52 can be fixed the shape of this paired line, makes this paired line can not be comparatively easy the reconversion, makes things convenient for the staff to arrange the effect of this paired line according to construction environment.
The working principle of the utility model is as follows: through placing a plurality of wires 2 respectively in the inside of a plurality of holding cavities 31, lay interior shielding layer 32 in the inside that holds cavity 31 simultaneously, avoid producing the condition emergence of signal mutual interference between two adjacent wires 2, lay outer shielding layer 33 in insulating layer 1's outside simultaneously, make the unable external signal interfere wire 2 of permeating outer shielding layer 33 and interior shielding layer 32, improve the interference immunity of this paired line, when making this paired line receive the power of buckling through a plurality of outer shielding layers 33, deformation hole 43 can deformation shrink, reduce the pulling force that produces interior shielding layer 32 and outer shielding layer 33 when this paired line buckles, the condition emergence of pulling out interior shielding layer 32 and outer shielding layer 33 when avoiding this paired line to buckle, guarantee the shielding effect of interior shielding layer 32 and outer shielding layer 33.
Claims (5)
1. The utility model provides an anti-interference twisted pair, includes insulating layer (1), and the inside of insulating layer (1) is provided with a plurality of wire (2) that are the mutual hinge form, and its characterized in that still includes anti-interference subassembly (3), anti-interference subassembly (3) are including a plurality of circumference equidistance setups in insulating layer (1) inside hold cavity (31), and inside a plurality of wires (2) of insulating layer (1) distribute respectively in adjacent holding cavity (31) inside, and the inside wall that a plurality of held cavity (31) all has laid and will hold inside wall of cavity (31) and spread interior shielding layer (32) that full, and the lateral wall parcel of insulating layer (1) has outer shielding layer (33), and the lateral wall cover of outer shielding layer (33) has outer protective sheath (34) to outer shielding layer (33) protection.
2. An anti-interference twisted pair as set forth in claim 1 wherein: the inside of insulating layer (1) is provided with buffer assembly (4), and buffer assembly (4) are offered at inside filling cavity (41) that are close to central point of insulating layer (1) including a plurality of circumference equidistance, and the inside of a plurality of filling cavities (41) all is provided with reinforcing rope (42) that run through inside filling cavity (41).
3. An anti-interference twisted pair as set forth in claim 2 wherein: the buffer component (4) further comprises a plurality of deformation holes (43) with circumferences being equidistantly formed in the insulating layer (1) and far away from the center.
4. An anti-interference twisted pair as set forth in claim 2 wherein: the buffer component (4) further comprises lightening holes (44) with circumferences being equidistantly formed in the front side wall surface of the insulating layer (1).
5. An anti-interference twisted pair as set forth in claim 1 wherein: the inside of insulating layer (1) still is provided with reinforcement subassembly (5), and reinforcement subassembly (5) are provided with reinforcing iron wire (52) mutually laminating with inside wall of locating hole (51) including seting up locating hole (51) at the inside central point of insulating layer (1) in the inside of locating hole (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321335064.8U CN220020640U (en) | 2023-05-29 | 2023-05-29 | Anti-interference twisted pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321335064.8U CN220020640U (en) | 2023-05-29 | 2023-05-29 | Anti-interference twisted pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220020640U true CN220020640U (en) | 2023-11-14 |
Family
ID=88678629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321335064.8U Active CN220020640U (en) | 2023-05-29 | 2023-05-29 | Anti-interference twisted pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220020640U (en) |
-
2023
- 2023-05-29 CN CN202321335064.8U patent/CN220020640U/en active Active
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