High-swing data transmission cable

Abstract

The utility model discloses a high swing data transmission cable, comprising a cable core, the cable core comprises a power supply wire core, a plurality of signal wire cores and a plurality of ground wires, the power supply wire core, the plurality of signal wire cores and the plurality of ground wires are twisted into one bundle, the periphery of the cable core is provided with a first shielding layer, and the periphery of the first shielding layer is provided with a second shielding layer. The periphery of the second shielding layer is provided with a sheath layer, and the periphery of the sheath layer is provided with a protection layer. According to the utility model, the cable is still intact under the condition of being stretched by a relatively strong external force or repeatedly bent, and signals can still be stably and accurately transmitted.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a high-swing data transmission cable. Background Art

[0002] With the development of technology, portable electronic devices are becoming smaller and lighter. Most of these devices are powered by batteries. For ease of use, they require fast charging speed, high efficiency, and stable transmission. However, most existing cables for charging and transmitting data to electronic devices have poor anti-swaying capabilities. After repeated bending and stretching, the cables are prone to breakage or discontinuity of the conductive core.

[0003] For this purpose, a high-swing data transmission cable is designed. By adding a reinforcing core structure, the cable remains intact even when subjected to strong external forces or repeated bending, and can still transmit signals stably and accurately. Utility Model Content

[0004] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a high-swing data transmission cable that can keep the cable intact when subjected to strong external force or repeated bending activities, and can still transmit signals stably and accurately.

[0005] The utility model provides a high-swing data transmission cable, comprising a cable core, wherein the cable core comprises a power line core, a plurality of signal line cores and a plurality of ground wires, wherein the power line core, the plurality of signal line cores and the plurality of ground wires are twisted into a bundle, a first shielding layer is arranged on the periphery of the cable core, a second shielding layer is arranged on the periphery of the first shielding layer, a sheath layer is arranged on the periphery of the second shielding layer, and a protective layer is arranged on the periphery of the sheath layer.

[0006] Furthermore, the cable core includes a power line core, two signal line cores and three ground wires; on the cross-section of the cable core perpendicular to its length direction, one power line core and two signal line cores are distributed in a triangle, and a ground wire is respectively provided on the outside between adjacent power line cores and signal line cores and on the outside between adjacent signal line cores.

[0007] Furthermore, the power line core includes a first conductor and a first insulating layer arranged on the periphery of the first conductor.

[0008] Furthermore, the first conductor is made of 25-30 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle; the first insulation layer is made of low-density polyethylene material.

[0009] Furthermore, the signal line core includes a second conductor and a second insulating layer arranged on the periphery of the second conductor.

[0010] Furthermore, the second conductor is made of 7-10 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle; the second insulation layer is made of low-density polyethylene material.

[0011] Furthermore, the ground wire is made of 19-22 0.12-0.15mm 250D bulletproof copper foil wires twisted into a bundle.

[0012] Furthermore, the first shielding layer is made of polyester aluminum composite film; the second shielding layer is made of braided silver-plated copper monofilament; the sheath layer is made of thermoplastic elastomer; and the protective layer is made of nylon 66.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model is provided with a cable core, which includes a power line core, a signal line core, and a ground line. The outer periphery of the cable core is provided with a first shielding layer, the outer periphery of the first shielding layer is provided with a second shielding layer, the outer periphery of the second shielding layer is provided with a sheath layer, and the outer periphery of the sheath layer is provided with a protective layer. The application can ensure that the cable remains intact and can still transmit signals stably and accurately even when subjected to strong external forces or repeated bending activities.

[0015] It should be understood that the contents described in the summary of the utility model are not intended to limit the key or important features of the embodiments of the utility model, nor are they intended to limit the scope of the utility model. Other features of the utility model will become easier to understand through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments made with reference to the following drawings:

[0017] Figure 1 is a structural diagram of the cable;

[0018] Figure 2 Schematic diagram of the cross-sectional structure of the cable;

[0019] Numbers in the figure: 1, cable core; 2, first shielding layer; 3, second shielding layer; 4, sheath layer; 5, protective layer;

[0020] 11. Power line core; 12. Signal line core; 13. Ground line;

[0021] 111. First conductor; 112. First insulating layer;

[0022] 121. Second conductor; 122. Second insulating layer. DETAILED DESCRIPTION

[0023] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are intended only to illustrate the relevant utility model and are not intended to limit the scope of the utility model. It should also be noted that, for ease of description, only the portions relevant to the utility model are shown in the accompanying drawings.

[0024] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] Please refer to Figures 1 and 2 An embodiment of the present utility model provides a high-swing data transmission cable, comprising a cable core 1, wherein the cable core 1 comprises a power line core 11, a plurality of signal line cores 12, and a plurality of ground lines 13, wherein the power line core 11, the plurality of signal line cores 12, and the plurality of ground lines 13 are twisted into a bundle, wherein a first shielding layer 2 is provided on the periphery of the cable core 1, a second shielding layer 3 is provided on the periphery of the first shielding layer 2, a sheath layer 4 is provided on the periphery of the second shielding layer 3, and a protective layer 5 is provided on the periphery of the sheath layer 4;

[0026] The first shielding layer 2 is made of polyester aluminum composite film; the second shielding layer 3 is made of braided silver-plated copper monofilament; the sheath layer 4 is made of thermoplastic elastomer; and the protective layer 5 is made of nylon 66.

[0027] In this embodiment, the cable core 1 is arranged at the center of the cable, including a power core 11 that provides current to the cable, a signal core 12 that provides a stable signal to the cable, and a ground wire 13 that ensures the safe and normal operation of the cable; a first shielding layer 2 is provided on the periphery of the cable core 1 to shield the influence of external signals on the cable core 1; a second shielding layer 3 is provided on the periphery of the first shielding layer 2. Through the design of double layers of different materials, the cable has good anti-interference and anti-attenuation performance, and can stably and effectively reduce the interference of external signals; a sheath layer 4 is provided on the periphery of the second shielding layer 3 to protect the inside of the cable from damage. The sheath layer 4 is made of thermoplastic elastomer cable material, which has the characteristics of low-temperature softness, high-temperature resistance, wear resistance, high elasticity and resilience, and chemical corrosion resistance. It can ensure that the cable can still protect the cable core well after being bent and used at -40°C to 105°C for a long time, effectively ensuring the reliable transmission of electric energy and signals; a protective layer 5 is provided on the outer periphery of the sheath layer 4 to ensure the integrity of the cable and protect the cable core from damage. The protective layer 5 is woven with nylon 66 material, which has the characteristics of low friction coefficient, good wear resistance, high strength, etc., which can better protect the sheath layer and increase the tensile strength and anti-swaying ability of the cable.

[0028] In a preferred embodiment, the cable core 1 includes a power core 11, two signal cores 12 and three ground wires 13; on the cross-section of the cable core 1 perpendicular to its length direction, one power core 11 and two signal cores 12 are distributed in a triangular shape, and one ground wire 13 is respectively provided on the outside between adjacent power cores 11 and signal cores 12 and on the outside between adjacent signal cores 12.

[0029] In this embodiment, one power core 11 and two signal cores 12 provide the cable with current and signals continuously and stably, and three ground wires 13 ensure the safety of the entire working process and make the entire structure more stable.

[0030] In a preferred embodiment, the power cord core 11 includes a first conductor 111 and a first insulating layer 112 disposed around the first conductor 111;

[0031] The first conductor 111 is made of 25-30 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle; the first insulating layer 112 is made of low-density polyethylene.

[0032] In this embodiment, the first conductor 111 is arranged at the center of the power cord core 11 and is mainly used for current transmission. The first conductor 111 is made of 25-30 0.12-0.15mm 250D bulletproof copper foil wires twisted into a bundle. This material can enhance the bending radius of the cable and ensure that the cable can still accurately transmit current after repeated bending 10,000 times; a first insulating layer 112 is provided on the outer periphery of the first conductor 111 to isolate the current in the first conductor 111 and ensure the stability of the current and external safety. The first insulating layer 112 is made of low-density polyethylene. This material has high strength and can well protect the conductor, and has a low specific gravity, which can reduce the weight of the cable.

[0033] In a preferred embodiment, the signal core 12 includes a second conductor 121 and a second insulating layer 122 disposed around the outer periphery of the second conductor 121;

[0034] The second conductor 121 is made of 7-10 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle; the second insulating layer 122 is made of low-density polyethylene.

[0035] In this embodiment, the second conductor 121 is arranged at the center of the signal core 12 and is mainly used for signal transmission. The second conductor 121 is made of 7-10 0.12-0.15mm 250D bulletproof copper foil wires twisted into a bundle. This material can enhance the bending radius of the cable and ensure that the cable can still accurately transmit signals after repeated bending 10,000 times; a second insulating layer 122 is provided on the outer periphery of the second conductor 121 to isolate the current in the second conductor 121, ensuring the stability of the current and external safety, and the second insulating layer 122 is made of low-density polyethylene. This material has high strength, can well protect the conductor, and has a low specific gravity, which can reduce the weight of the cable.

[0036] In a preferred embodiment, the ground wire 13 is made of 19-22 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle.

[0037] In this embodiment, the material used for the ground wire 13 can enhance the bending radius of the cable, ensuring that the cable can still accurately transmit signals after being bent repeatedly 10,000 times.

[0038] In this specification, the terms "connect," "install," and "fix" should be understood broadly. For example, "connect" can refer to a fixed connection, a detachable connection, or an integral connection; it can refer to a direct connection or an indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of these terms in this application based on the specific circumstances.

[0039] Throughout this specification, terms such as "one embodiment" or "some embodiments" mean that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0040] The above are merely preferred embodiments of the present application and are not intended to limit the present application. Those skilled in the art will readily appreciate that various modifications and variations are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present application shall be included within the scope of protection of the present application.

Claims

1. A high swing data transmission cable, characterized in that: The invention comprises a cable core (1), wherein the cable core (1) comprises a power line core (11), a plurality of signal line cores (12) and a plurality of ground lines (13), wherein the power line core (11), the plurality of signal line cores (12) and the plurality of ground lines (13) are twisted into a bundle, a first shielding layer (2) is provided on the periphery of the cable core (1), a second shielding layer (3) is provided on the periphery of the first shielding layer (2), a sheath layer (4) is provided on the periphery of the second shielding layer (3), and a protective layer (5) is provided on the periphery of the sheath layer (4).

2. The high swing data transmission cable according to claim 1, characterized in that The cable core (1) comprises a power core (11), two signal cores (12) and three ground wires (13); on a cross section of the cable core (1) perpendicular to its length direction, one power core (11) and two signal cores (12) are distributed in a triangular shape, and one ground wire (13) is respectively provided on the outside between adjacent power cores (11) and signal cores (12) and on the outside between adjacent signal cores (12).

3. The high swing data transmission cable according to claim 1, characterized in that The power line core (11) comprises a first conductor (111) and a first insulating layer (112) arranged on the outer periphery of the first conductor (111).

4. The high swing data transmission cable according to claim 3, characterized in that The first conductor (111) is made of 25-30 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle; the first insulating layer (112) is made of low-density polyethylene.

5. The high swing data transmission cable according to claim 1, characterized in that The signal wire core (12) comprises a second conductor (121) and a second insulating layer (122) arranged on the periphery of the second conductor (121).

6. The high swing data transmission cable according to claim 5, characterized in that The second conductor (121) is made of 7-10 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle; the second insulating layer (122) is made of low-density polyethylene material.

7. The high swing data transmission cable according to claim 1, characterized in that The ground wire (13) is made of 19-22 0.12-0.15 mm 250D bulletproof copper foil wires twisted into a bundle.

8. The high swing data transmission cable according to claim 1, characterized in that The first shielding layer (2) is made of polyester aluminum composite film; the second shielding layer (3) is made of braided silver-plated copper monofilament; the sheath layer (4) is made of thermoplastic elastomer; and the protective layer (5) is made of nylon 66.

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