CN222394606U - Display video transmission line - Google Patents
Display video transmission line Download PDFInfo
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- CN222394606U CN222394606U CN202421178862.9U CN202421178862U CN222394606U CN 222394606 U CN222394606 U CN 222394606U CN 202421178862 U CN202421178862 U CN 202421178862U CN 222394606 U CN222394606 U CN 222394606U
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- layer
- wire
- signal
- transmission line
- wires
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 19
- 239000011888 foil Substances 0.000 claims abstract description 19
- 229920000728 polyester Polymers 0.000 claims abstract description 16
- 239000010410 layer Substances 0.000 claims description 58
- 239000011247 coating layer Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000009954 braiding Methods 0.000 claims description 3
- 238000010894 electron beam technology Methods 0.000 claims description 3
- 238000011056 performance test Methods 0.000 abstract description 7
- 230000000704 physical effect Effects 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 239000006260 foam Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000036314 physical performance Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
本申请涉及线缆技术领域，特别涉及一种显示器视频传输线。通过在位于中心的填充条的外周环绕若干组信号组、若干根电子线，再自内而外依次包覆有屏蔽层、编织层和外被层，通过设置在线材中心的填充条，提高线材物理性能，信号组由若干根信号芯线和地线对绞而成，在信号芯线和地线外周绕包有铝箔层和聚酯带层，其中，信号芯线和地线对绞方向为S方向，铝箔层和聚酯带层绕包方向为Z方向，通过设置信号芯线在S方向对绞，并且铝箔层和聚酯带层沿着Z方向绕包，满足线材整体柔软度要求的同时，提高芯线抗张强度，并且满足线材性能测试要求的同时，长距离使用时线材的衰减高频值更好。
The present application relates to the field of cable technology, and in particular to a display video transmission line. By surrounding a plurality of signal groups and a plurality of electronic wires on the periphery of a filling strip located in the center, and then sequentially coating with a shielding layer, a braided layer and an outer layer from the inside out, the physical properties of the wire are improved by setting a filling strip in the center of the wire, the signal group is formed by twisting a plurality of signal core wires and a ground wire, and an aluminum foil layer and a polyester tape layer are wrapped around the periphery of the signal core wire and the ground wire, wherein the twisting direction of the signal core wire and the ground wire is the S direction, and the wrapping direction of the aluminum foil layer and the polyester tape layer is the Z direction, by setting the signal core wire to be twisted in the S direction, and the aluminum foil layer and the polyester tape layer are wrapped along the Z direction, the overall softness requirements of the wire are met, while the tensile strength of the core wire is improved, and while the wire performance test requirements are met, the attenuation high-frequency value of the wire is better when used over a long distance.
Description
Technical Field
The application relates to the technical field of cables, in particular to a display video transmission line.
Background
A D i sp l ayPort video transmission line manufactured by the prior art is generally provided with a group of signal lines, and then a shielding layer and an outer coating layer are wrapped, wherein the transmission line can be met in a short-distance performance test, but the transmission line is single in structure, cannot be met in a long-distance performance test and a physical performance test, and cannot meet the requirements of long-distance processing and performance test of wires.
Disclosure of utility model
In order to solve the technical problems, the application provides a display video transmission line which comprises a filling strip positioned at the center, a plurality of groups of signal groups surrounding the filling strip, a plurality of electronic wires, and a shielding layer, a braiding layer and an outer coating layer which are sequentially coated from inside to outside, wherein the signal groups are formed by twisting a plurality of signal core wires and ground wires, aluminum foil layers and polyester tape layers are wound on the peripheries of the signal core wires and the ground wires, the twisting direction of the signal core wires and the ground wires is the S direction, and the wrapping direction of the aluminum foil layers and the polyester tape layers is the Z direction.
Preferably, the signal core includes a center conductor and an insulating layer composed of a foamed layer and an outer layer.
Preferably, the shielding layer is aluminum foil wrapped around the peripheries of the filling strips, the signal groups and the electronic wires, and the wrapping direction is S direction.
Preferably, the filler strips, the signal groups and the electronic wires are stranded into a cable, and the stranding direction is S direction.
Preferably, the outer coating layer is a halogen-free TPE material.
The application has the advantages that the signal groups and the electronic wires are surrounded on the periphery of the filling strip positioned at the center, the shielding layer, the weaving layer and the outer coating layer are sequentially coated from inside to outside, the physical property of the wire is improved through the filling strip arranged at the center of the wire, the signal groups are formed by twisting the signal core wires and the ground wires, the aluminum foil layer and the polyester belt layer are wound on the periphery of the signal core wires and the ground wires, the twisting direction of the signal core wires and the ground wires is the S direction, the wrapping direction of the aluminum foil layer and the polyester belt layer is the Z direction, the signal core wires are twisted on the S direction, the aluminum foil layer and the polyester belt layer are wrapped along the Z direction, the overall softness requirement of the wire is met, the tensile strength of the core wires is improved, the performance test requirement of the wire is met, and the attenuation high-frequency value of the wire is better when the wire is used for a long distance.
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 of the present application or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present application and that other drawings may be obtained from them without inventive faculty for a person skilled in the art.
Fig. 1 is a diagram of a video transmission line of a display according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Examples
In order to solve the above-mentioned technical problems, this embodiment provides a video transmission line for a display, as shown in fig. 1, including a filler strip 10 located at the center, a plurality of signal groups 20 surrounding the filler strip 10, a plurality of electronic wires 30, and a shielding layer 40, a braiding layer 50 and an outer coating layer 60 sequentially coated from inside to outside, through the filler strip 10 disposed at the center of the wire, the signal groups 20 are formed by twisting a plurality of signal core wires 21 and ground wires 22, the outer circumferences of the signal core wires 21 and the ground wires 22 are wrapped with an aluminum foil layer 23 and a polyester tape layer 24, wherein the twisting direction of the signal core wires 21 and the ground wires 22 is S direction, the wrapping direction of the aluminum foil layer 23 and the polyester tape layer 24 is Z direction, the signal core wires 21 are twisted in the S direction, and the aluminum foil layer 23 and the polyester tape layer 24 are wrapped along the Z direction, so that the wire overall softness requirement is met, the wire tensile strength is improved, and the wire performance test requirement is met, and the attenuation high frequency value of the wire is better when used for a long distance.
Wherein the signal core wire 21 includes a center conductor and an insulating layer composed of a foamed layer and an outer layer, wherein the outer layer is a solid layer. Compared with the structure that the existing transmission line adopts a solid layer to cover a conductor, the structure is characterized in that the conductor is covered by the foam layer, the foam layer is covered by the solid outer layer, the lower relative dielectric constant can be obtained through the double-layer structural design of the foam layer and the skin layer, and the wire rod has lower attenuation while the light weight is realized.
In the above-described scheme, when the filler rod 10, the signal group 20 and the electron beam 30 are twisted into a cable, the twisting direction is S-direction. The shielding layer 40 is an aluminum foil wrapped around the outer circumferences of the filler strip 10, the signal group 20 and the electron beam 30, and the wrapping direction is S. Through design into cable transposition direction and around package direction, when satisfying wire rod capability test requirement, can satisfy the whole softness requirement of wire rod.
Further, the outer coating 60 is a halogen-free TPE material. The coating layer 60 adopts coating halogen-free material and uses halogen-free printing ink to carry out UL printing, thus meeting the halogen-free and physical property requirements of the wire rod and solving the problem that the printing of the halogen-free material is not resistant to the friction.
2 Test result Test detection environmental temperature and humidity temp./Hum 24.5 ℃ 53.2%
TABLE 1
Table 1 shows the physical property detection report of the transmission line according to the present embodiment.
In summary, the scheme of the application is that the outer circumference of the filling strip positioned at the center surrounds a plurality of signal groups and a plurality of electronic wires, and then the shielding layer, the weaving layer and the outer coating layer are sequentially coated from inside to outside, the physical performance of the wire is improved through the filling strip arranged at the center of the wire, the signal groups are formed by twisting a plurality of signal core wires and ground wires, the outer circumferences of the signal core wires and the ground wires are wound with aluminum foil layers and polyester belt layers, wherein the twisting direction of the signal core wires and the ground wires is the S direction, the wrapping direction of the aluminum foil layers and the polyester belt layers is the Z direction, the signal core wires are twisted in the S direction, and the aluminum foil layers and the polyester belt layers are wrapped along the Z direction, so that the tensile strength of the core wires is improved while the overall softness requirement of the wire is met, and the attenuation high-frequency value of the wire is better when the wire is used for a long distance.
The above-described embodiments do not limit the scope of the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the above embodiments should be included in the scope of the present invention.
Claims (5)
1. A display video transmission line is characterized by comprising a filling strip (10) positioned at the center, a plurality of groups of signal groups (20) encircling the filling strip (10), a plurality of electronic wires (30) and shielding layers (40), a braiding layer (50) and an outer coating layer (60) which are sequentially coated from inside to outside, wherein the signal groups (20) are formed by oppositely twisting a plurality of signal core wires (21) and ground wires (22), aluminum foil layers (23) and polyester tape layers (24) are wound and wrapped on the peripheries of the signal core wires (21) and the ground wires (22), the pairing direction of the signal core wires (21) and the ground wires (22) is the S direction, and the lapping direction of the aluminum foil layers (23) and the polyester tape layers (24) is the Z direction.
2. The video transmission line for a display according to claim 1, wherein the signal core wire (21) includes a center conductor and an insulating layer composed of a foamed layer and an outer layer.
3. The video transmission line for a display device according to claim 1, wherein the shielding layer (40) is an aluminum foil wrapped around the outer circumferences of the filler strip (10), the signal group (20) and the electron beam (30), and the wrapping direction is S-direction.
4. A video transmission line for a display according to claim 3, wherein the filler strip (10), the signal group (20) and the electronic wire (30) are twisted into a cable, the twisting direction being the S direction.
5. The display video transmission line according to claim 1, wherein the outer cover (60) is a halogen-free TPE material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421178862.9U CN222394606U (en) | 2024-05-28 | 2024-05-28 | Display video transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421178862.9U CN222394606U (en) | 2024-05-28 | 2024-05-28 | Display video transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222394606U true CN222394606U (en) | 2025-01-24 |
Family
ID=94288274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421178862.9U Active CN222394606U (en) | 2024-05-28 | 2024-05-28 | Display video transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222394606U (en) |
-
2024
- 2024-05-28 CN CN202421178862.9U patent/CN222394606U/en active Active
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