CN218447250U - Novel technology high frequency connecting wire - Google Patents
Novel technology high frequency connecting wire Download PDFInfo
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- CN218447250U CN218447250U CN202222397482.1U CN202222397482U CN218447250U CN 218447250 U CN218447250 U CN 218447250U CN 202222397482 U CN202222397482 U CN 202222397482U CN 218447250 U CN218447250 U CN 218447250U
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- wire
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- 238000005516 engineering process Methods 0.000 title claims abstract description 6
- 239000000853 adhesive Substances 0.000 claims abstract description 39
- 229920002799 BoPET Polymers 0.000 claims abstract description 31
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000011888 foil Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims description 30
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 7
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 7
- 238000009941 weaving Methods 0.000 claims description 7
- 241000209140 Triticum Species 0.000 claims description 6
- 235000021307 Triticum Nutrition 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- 239000011247 coating layer Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 8
- 239000004020 conductor Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005253 cladding Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009421 internal insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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Abstract
The application discloses a novel process high-frequency connecting wire, and relates to the technical field of wires; the cable comprises a cable core unit and an outer cover unit coated on the periphery of the cable core unit; the wire core unit comprises a first wire group and a power wire group; the first line group comprises a self-adhesive mylar tape, an aluminum foil tape and at least two first core lines, the first core lines are mutually twisted, the self-adhesive mylar tape is coated on the periphery of the mutually twisted first core lines, and the aluminum foil tape is coated on the periphery of the self-adhesive mylar tape; the pair twisting direction of the first core wire is S direction, the wrapping direction of the self-adhesive mylar tape and the aluminum foil tape is Z direction, or the pair twisting direction of the first core wire is Z direction, and the wrapping direction of the self-adhesive mylar tape and the aluminum foil tape is S direction; adopt the technical scheme that this application provided to solve current novel technology high frequency connecting wire and appear attenuating the bad technical problem of trip point easily in the high frequency test.
Description
Technical Field
The application relates to the technical field of wire rods, in particular to a novel process high-frequency connecting wire.
Background
In the wire rod field, whether the novel process high-frequency connecting wire can meet the high-frequency electrical performance test is one of main test indexes of the wire rod, and besides, the OD index of the wire rod of the cabling structure is one of the judgment standards of the current quality of the wire rod; in the prior art, two core wires and a ground wire are often twisted in pairs and then are cabled with other electronic wires and a filling rope, and then a layer of aluminum foil is wound.
SUMMERY OF THE UTILITY MODEL
This application aim at provides a novel technology high frequency connecting wire, adopts the technical scheme that this application provided to solve current novel technology high frequency connecting wire and appear attenuating the bad technical problem of trip point easily in the high frequency test.
In order to solve the technical problem, the application provides a novel process high-frequency connecting wire which comprises a wire core unit and an outer coating unit coated on the periphery of the wire core unit; the wire core unit comprises a first wire group and a power wire group;
the first line group comprises a self-adhesive mylar tape, an aluminum foil tape and at least two first core wires, the first core wires are mutually twisted, the self-adhesive mylar tape is coated on the periphery of the mutually twisted first core wires, and the aluminum foil tape is coated on the periphery of the self-adhesive mylar tape;
the self-adhesive wheat pulling belt is characterized in that the twisting direction of the first core wire is S direction, the wrapping direction of the self-adhesive wheat pulling belt and the aluminum foil belt is Z direction, or the twisting direction of the first core wire is Z direction, and the wrapping direction of the self-adhesive wheat pulling belt and the aluminum foil belt is S direction.
Preferably, the adhesive surface of the self-adhesive mylar tape is disposed away from the first core wire.
Preferably, the aluminum foil belt comprises a PET surface, and the PET surface is close to the first core line and is attached to the adhesion surface of the self-adhesion mylar belt.
Preferably, the outer cover unit includes a first wrapping layer, a woven layer, and an outer cover layer; the first wrapping layer covers the periphery of the wire core unit, the weaving layer covers the periphery of the first wrapping layer, and the outer coating layer covers the periphery of the weaving layer.
Preferably, one of the first wire sets is disposed at the axis of the wire core unit, and a plurality of ground wires are disposed around the outer circumference of the first wire set.
Preferably, the core unit further includes a second wire set, and the second wire set includes a second core wire and a filler.
Preferably, the wire core unit comprises five groups of first wire groups and two groups of power wire groups; the first cord set includes two first cords.
Preferably, the novel process high-frequency connecting line has OD =5.1 +/-0.1 mm.
Compared with the prior art, the beneficial effect of this application lies in: in the application, the self-adhesive Mylar tape is firstly used for wrapping after the first core wire is twisted in pair, and then the aluminum foil tape is used for wrapping, so that the high-frequency test characteristic impedance can meet 90+/-5 omega, and meanwhile, the high-frequency signal to core wire OD is reduced, which is reduced by 15% compared with the traditional high-frequency signal to core wire OD; further, the wrapping direction of the first core wire, the self-adhesive mylar tape and the aluminum foil tape is further researched and improved, the S/Z/S in the traditional wrapping direction is adjusted to be S/Z/Z, and the problem that the attenuation jump point is poor in the high-frequency test can be effectively relieved by the improved wire after research.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present application, and for those skilled in the art, other drawings may be obtained according to these drawings without inventive labor.
FIG. 1 is a cross-sectional structural view of a wire according to one embodiment of the present application;
fig. 2 is a schematic cross-sectional view of a first wire set according to an embodiment of the present application;
wherein: 10. an outer cover unit; 11. a tegument layer; 12. weaving layer; 13. a first wrapping layer; 20. a wire core unit; 21. a first wire set; 211. a first core wire; 212. self-adhesive mylar tape; 213. an aluminum foil tape; 22. A power cord set; 23. a ground wire; 24. a second wire set; 241. a second core wire; 242. and (4) a filler.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying that the number of indicated technical features is indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
In the description of the present application, it is to be understood that the terms "upper", "lower", "side", "front", "rear", and the like indicate orientations or positional relationships based on installation, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
In the description of the present application, it should be noted that the term "and/or" is only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone.
It should be noted that, in the embodiments of the present application, the same reference numerals are used to refer to the same components or parts, and for the same parts in the embodiments of the present application, only one of the components or parts may be used as an example to refer to the reference numeral, and it should be understood that, for other similar components or parts, the reference numerals are also used.
For further understanding of the contents, features and functions of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings and the following detailed description:
examples
The present embodiment provides a novel craft high-frequency connection line, please refer to fig. 1-2, which includes a wire core unit 20 and an outer cover unit 10 covering the periphery of the wire core unit 20; the core unit 20 includes a first wire set 21 and a power wire set 22;
specifically, the first wire set 21 includes a self-adhesive mylar tape 212, an aluminum foil tape 213 and at least two first core wires 211, the first core wires 211 are twisted with each other, the self-adhesive mylar tape 212 covers the peripheries of the mutually twisted first core wires 211, and the aluminum foil tape 213 covers the periphery of the self-adhesive mylar tape 212;
the pair-twisting direction of the first core wire 211 is the S direction, and the wrapping direction of the self-adhesive mylar tape 212 and the aluminum foil tape 213 is the Z direction, or the pair-twisting direction of the first core wire 211 is the Z direction, and the wrapping direction of the self-adhesive mylar tape 212 and the aluminum foil tape 213 is the S direction;
in the scheme, the first core wire 211 is twisted in pairs and then wrapped by the self-adhesive mylar tape 212, and then wrapped by the aluminum foil tape 213, so that the core wire OD of the high-frequency signal is reduced by 15% compared with the core wire OD of the traditional high-frequency signal while the high-frequency test characteristic impedance is 90+/-5 omega; furthermore, the lapping direction of the first core wire 211, the self-adhesive mylar tape 212 and the aluminum foil tape 213 is further researched and improved, the traditional lapping direction S/Z/S is adjusted to S/Z/Z, and the problem of poor attenuation jump point of high-frequency test can be effectively relieved by the improved wire after research.
Specifically, referring to fig. 2, the adhesive surface of the self-adhesive mylar tape 212 is disposed away from the first core 211;
further, the aluminum foil tape 213 comprises a PET surface, and the PET surface is disposed near the first core wire 211 and attached to the adhesive surface of the self-adhesive mylar tape 212;
in the above scheme, the design that the sticky side of the self-adhesive mylar tape 212 faces outwards is that the self-adhesive mylar tape 212 can be fixed, so that the coating comprehensiveness of the self-adhesive mylar tape 212 is ensured; further, it can also fix the aluminum foil tape 213 wrapped around the self-adhesive mylar tape 212.
Specifically, the aluminum foil surface of the aluminum foil strip 213 faces outward, and the PET surface faces inward, so that the first wire set 21 can be bonded to each other, and the aluminum foil surface is bonded to each other, thereby reducing the dielectric constant of the medium between the first wire set 21, and further reducing the OD of the first wire set 21, and still ensuring the overall OD value of the wire rod within a proper range on the premise of meeting the requirement of high-frequency performance.
Specifically, the cover unit 10 includes a first wrapping layer 13, a braid layer 12, and a cover layer 11; first band layer 13 cladding is in sinle silk unit 20 periphery, and weaving layer 12 cladding is in first band layer 13 periphery, and tegument layer 11 cladding is in weaving layer 12 periphery.
Further, the outer layer 11 may be made of plastic or silica gel as a base material for protecting the internal structure of the wire.
Further, the braid 12 is woven by a metal material, and mainly plays a role in shielding, and the woven material includes, but is not limited to, copper wires, tinned copper wires, aluminum-magnesium alloy wires, and the like.
Further, the first wrapping layer 13 can be made of a PTFE material, and the overall performance of the wire rod is further improved by utilizing the characteristics of the PTFE material tape, such as low relative density, low dielectric loss, small influence of temperature and signal frequency change, and stable dielectric constant.
Specifically, one of the first wire sets 21 is disposed at the axial center of the core unit 20, and a plurality of ground wires 23 are disposed around the outer periphery thereof.
Specifically, the core unit 20 further includes a second wire set 24, and the second wire set 24 includes a second core 241 and a filler 242.
It should be noted that the first core 211 may be used for high-frequency signal transmission, and serves as a signal transmission line; the second core line 241 may be used for signal control, for signal control lines; the power cord set 22 is used for connecting power; the ground wire 23 is used to connect the equipment case to prevent electric shock accidents caused by the electrification of the internal insulation destruction case of the equipment.
Further, the wire bodies of the first core wire 211, the second core wire 241 and the power wire group 22 each include a conductor and an insulating layer covering the conductor, the conductor is made of a conductive material, and the insulating layer is made of an insulating material.
Specifically, in some embodiments, the core unit 20 includes five first line groups 21 and two power line groups 22; the first wire set 21 includes two first wires 211.
Specifically, the OD =5.1 +/-0.1 mm of the novel process high-frequency connecting line.
Further, in the present embodiment, the core unit 20 adopts 100% untwisted wires when twisted in pairs, which can release the internal twisting stress formed by the wires during the total assembly process, thereby further alleviating the problem of poor attenuation of high frequency in the high frequency test.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present application, and is not intended to limit the present application in any way, and all simple modifications, equivalent variations and modifications made to the above embodiment according to the technical spirit of the present application are included in the scope of the present application.
Claims (8)
1. A novel technology high frequency connecting wire which is characterized in that: the cable comprises a cable core unit and an outer cover unit coated on the periphery of the cable core unit; the wire core unit comprises a first wire group and a power wire group;
the first line group comprises a self-adhesive mylar tape, an aluminum foil tape and at least two first core lines, the first core lines are mutually twisted, the self-adhesive mylar tape is coated on the periphery of the mutually twisted first core lines, and the aluminum foil tape is coated on the periphery of the self-adhesive mylar tape;
the self-adhesive wheat pulling belt is characterized in that the twisting direction of the first core wire is S direction, the wrapping direction of the self-adhesive wheat pulling belt and the aluminum foil belt is Z direction, or the twisting direction of the first core wire is Z direction, and the wrapping direction of the self-adhesive wheat pulling belt and the aluminum foil belt is S direction.
2. The novel process high-frequency connecting wire according to claim 1, characterized in that: the adhesive surface of the self-adhesive mylar tape is arranged away from the first core line.
3. The novel process high-frequency connecting wire according to claim 2, characterized in that: the aluminum foil strip comprises a PET surface, and the PET surface is close to the first core line and is attached to the adhesion surface of the self-adhesion mylar tape.
4. The novel process high-frequency connecting wire according to claim 1, characterized in that: the outer cover unit comprises a first wrapping layer, a woven layer and an outer cover layer; the first wrapping layer is wrapped on the periphery of the wire core unit, the weaving layer is wrapped on the periphery of the first wrapping layer, and the outer coating layer is wrapped on the periphery of the weaving layer.
5. The novel process high-frequency connecting wire according to claim 1, characterized in that: one of the first wire sets is arranged at the axis of the wire core unit, and a plurality of ground wires are arranged around the periphery of the first wire set.
6. The novel process high-frequency connecting wire according to claim 1, characterized in that: the wire core unit further comprises a second wire group, and the second wire group comprises a second core wire and filler.
7. The novel process high-frequency connecting wire according to claim 1, characterized in that: the wire core unit comprises five groups of first wire groups and two groups of power wire groups; the first cord set includes two first cords.
8. The novel process high-frequency connecting wire according to any one of claims 1 to 7, characterized in that: the novel process high-frequency connecting line has OD =5.1 +/-0.1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222397482.1U CN218447250U (en) | 2022-09-09 | 2022-09-09 | Novel technology high frequency connecting wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222397482.1U CN218447250U (en) | 2022-09-09 | 2022-09-09 | Novel technology high frequency connecting wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218447250U true CN218447250U (en) | 2023-02-03 |
Family
ID=85103672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222397482.1U Active CN218447250U (en) | 2022-09-09 | 2022-09-09 | Novel technology high frequency connecting wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218447250U (en) |
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2022
- 2022-09-09 CN CN202222397482.1U patent/CN218447250U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240109 Address after: No.6, Qingli Second Road, Shuikou Street, Huicheng District, Huizhou, Guangdong Province, 516000 Patentee after: LTK Electric Wire (Huizhou) Ltd. Patentee after: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. Patentee after: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee after: LTK ELECTRIC WIRE (CHANGZHOU) Ltd. Address before: 516229 Desai No.3 Industrial Zone, Zhongkai Avenue, Chenjiang, Huizhou City, Guangdong Province Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (CHANGZHOU) Ltd. |
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| TR01 | Transfer of patent right |