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CN-224203876-U - Magnetic transmission line

CN224203876UCN 224203876 UCN224203876 UCN 224203876UCN-224203876-U

Abstract

The embodiment of the application provides a magnetic transmission line which comprises a wire core, a magnetic absorption layer, a first filling layer and an outer protective layer, wherein the magnetic absorption layer is arranged on the periphery of the wire core, the width of the cross section of the magnetic absorption layer along a first direction is larger than the width of the cross section of the magnetic absorption layer along a second direction, the first direction is perpendicular to the second direction, the first filling layer is arranged on two sides of the magnetic absorption layer along the second direction, and the outer protective layer is arranged on the periphery of the magnetic absorption layer and the first filling layer. According to the magnetic transmission line provided by the embodiment of the application, the width of the magnetic layer along the first direction is larger than the width along the second direction, namely, the magnetic layer is in an unequal-width shape, compared with the equal-width arrangement in all directions, the use of magnetic materials can be reduced, in addition, the first filling layers are arranged on two sides of the magnetic layer, compared with the whole circle encircling the periphery of the magnetic layer, the material consumption of the first filling layers can be reduced, and therefore, the cost of the magnetic transmission line can be reduced.

Inventors

  • LI CHUNPING
  • LIN BAIFU

Assignees

  • 深圳市和宏实业股份有限公司

Dates

Publication Date
20260505
Application Date
20250422

Claims (10)

  1. 1. A magnetically attractable transmission line, comprising: A wire core; The magnetic attraction layer is arranged on the periphery of the wire core, the width of the cross section of the magnetic attraction layer along the first direction is larger than the width along the second direction, and the first direction is perpendicular to the second direction; The first filling layers are arranged on two sides of the magnetic attraction layer along the second direction; And the outer protective layer is arranged at the peripheries of the magnetic attraction layer and the first filling layer.
  2. 2. The magnetically attractable transmission line of claim 1 wherein the magnetically attractable layer has opposing first and second end faces along the first direction, the first end face having a first distance from the core center and the second end face having a second distance from the core center, the first and second distances being equal.
  3. 3. The magnetically attractable transmission line of claim 2 wherein the magnetically attractable layer has third and fourth opposite end faces along the second direction, the third end face having a third distance from the core center and the fourth end face having a fourth distance from the core center, the third and fourth distances being equal.
  4. 4. A magnetically attractable transmission line according to claim 3 wherein the first, second, third and fourth end faces are planar.
  5. 5. The magnetic transmission line of claim 1, wherein the first filling layer comprises a first filling portion and a second filling portion located at two sides of the magnetic layer, one side of the first filling portion facing away from the magnetic layer is arc-shaped, and one side of the second filling portion facing away from the magnetic layer is arc-shaped.
  6. 6. A magnetically attractable transmission line according to any one of claims 1 to 5 wherein the core includes a plurality of wires electrically insulated from one another.
  7. 7. The magnetically attractable transmission line of claim 6 wherein the wire core further comprises a first metal shield disposed about the periphery of the plurality of metal wires.
  8. 8. The magnetically attractable transmission line of claim 7 wherein the wire core further comprises: the second metal shielding layer is arranged on the periphery of the first metal shielding layer; The second filling layer is arranged between the first metal shielding layer and the second metal shielding layer.
  9. 9. A magnetically attractable transmission line according to any one of claims 1 to 5 further including interfaces at opposite ends of the magnetically attractable transmission line.
  10. 10. A magnetically attractable transmission line according to any one of claims 1 to 5 wherein the magnetically attractable transmission line is a data line and/or a charging line.

Description

Magnetic transmission line Technical Field The application relates to the technical field of transmission lines, in particular to a magnetic transmission line. Background With the development of technology, more and more electronic devices are used in daily life and work. Transmission lines such as data lines, charging lines, etc. are indispensable accessories for electronic devices. Transmission lines are used very frequently, whether at home, in offices or on travel. Accordingly, the receiving and using experience of the transmission line is also becoming a concern. The traditional magnetic transmission line has high cost due to the fact that the structural design causes a plurality of magnetic materials and filling materials. Disclosure of utility model The embodiment of the application provides a magnetic transmission line, which can reduce the use of magnetic materials and the use of materials of a first filling layer, thereby reducing the cost of the transmission line. The embodiment of the application provides a magnetic transmission line, which comprises: A wire core; The magnetic attraction layer is arranged on the periphery of the wire core, the width of the cross section of the magnetic attraction layer along the first direction is larger than the width along the second direction, and the first direction is perpendicular to the second direction; The first filling layers are arranged on two sides of the magnetic attraction layer along the second direction; And the outer protective layer is arranged at the peripheries of the magnetic attraction layer and the first filling layer. In some embodiments, the magnetic layer has opposite first and second end faces along the first direction, the first end face having a first distance from the core center, the second end face having a second distance from the core center, the first and second distances being equal. In some embodiments, the magnetic attraction layer has third and fourth opposite end faces along the second direction, the third end face having a third distance from the core center, the fourth end face having a fourth distance from the core center, the third distance being equal to the fourth distance. In some embodiments, the first end face, the second end face, the third end face, and the fourth end face are all planar. In some embodiments, the first filling layer includes a first filling portion and a second filling portion located at two sides of the magnetic attraction layer, one side of the first filling portion facing away from the magnetic attraction layer is arc-shaped, and one side of the second filling portion facing away from the magnetic attraction layer is arc-shaped. In some embodiments, the core includes a plurality of wires that are electrically isolated from each other. In some embodiments, the wire core further includes a first metal shielding layer disposed at a periphery of the plurality of metal wires. In some embodiments, the core further comprises: the second metal shielding layer is arranged on the periphery of the first metal shielding layer; The second filling layer is arranged between the first metal shielding layer and the second metal shielding layer. In some embodiments, the magnetically attractable transmission line further includes an interface at each end of the magnetically attractable transmission line. In some embodiments, the magnetically attractable transmission line is a data line and/or a charging line. According to the magnetic transmission line provided by the embodiment of the application, the width of the magnetic layer along the first direction is larger than the width along the second direction, namely, the magnetic layer is in an unequal-width shape, compared with the equal-width arrangement in all directions, the use of magnetic materials can be reduced, in addition, the first filling layers are arranged on two sides of the magnetic layer, compared with the whole circle encircling the periphery of the magnetic layer, the material consumption of the first filling layers can be reduced, and therefore, the cost of the magnetic transmission line can be reduced. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the application and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art. Fig. 1 is a schematic cross-sectional view of a magnetic transmission line according to an embodiment of the present application. Fig. 2 is a schematic cross-sectional structure of a magnetic layer of the magnetic transmission line shown in fig. 1. Fig. 3 is a schematic cross-sectional structure of a first filling layer of the magnetic transmission line shown in fig. 1. Fig. 4 is a schematic cross-s