CN210325252U - Flat HDMI photoelectric composite cable - Google Patents

Abstract

The utility model discloses a flat HDMI photoelectricity composite cable belongs to HDMI cable technical field, and for solving current HDMI cable use length generally shorter, signal attenuation is big, and cable weight is big, and the line footpath is big, feels hard on the contrary, uses inconveniently, antistatic, the relatively poor scheduling problem of electromagnetic interference ability and design. The utility model discloses a flat HDMI photoelectricity composite cable includes optic fibre group, control group and first protective sheath, and optic fibre group includes four optic fibre lines, and four optic fibre lines are the word arrangement, and control group includes six signal lines and ground wire, and the ground wire is one, and six signal lines and a ground wire are the word arrangement, and control group is two rows of arrangements with optic fibre group, and first protective sheath is injectd and is held the chamber, and control group and optic fibre group are located and hold the intracavity. The flat HDMI photoelectric composite cable has the advantages of small signal attenuation, small outer diameter, light weight, convenience in processing and use, and strong antistatic and electromagnetic interference capabilities.

Description

Flat HDMI photoelectric composite cable

Technical Field

The utility model relates to a HDMI cable technical field especially relates to a flat HDMI photoelectricity composite cable.

Background

With the popularization of 4K televisions and various intelligent large screens, the transmission requirements of consumers on audio and video interfaces are higher and higher. Wherein, consumer electronic display device's mainstream interface is the HDMI interface, and consumer HDMI cable's use length is generally shorter on the current market, usually within 15 meters, and signal attenuation is big, and the cable material is copper line or alloy conductor for cable weight is big, and the line footpath is big, feels hard partially, uses inconveniently, can't use to narrow space. Taking HDMI2.0 as an example, since the maximum service length of the cable is 15 meters, the outer diameter of the cable is very thick, the outer diameter of the round wire reaches 10.0MM, and the width of the flat wire is about 18MM, if the service length of the cable is increased, it is necessary to reduce the signal loss by increasing the diameter of the copper conductor, and increase the service length and bandwidth, so that the outer diameter of the cable is larger, which will not meet the specification requirements of the HDMI association, and at the same time, there are technical problems of inconvenient use and the like. In addition, the HDMI cable in the current market has poor antistatic and electromagnetic interference capabilities.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flat HDMI photoelectricity composite cable, this flat HDMI photoelectricity composite cable signal decay is little, the external diameter is little, weight is lighter, processing and convenient to use, and antistatic, electromagnetic interference ability reinforce.

To achieve the purpose, the utility model adopts the following technical proposal:

a flat HDMI photoelectric composite cable comprises an optical fiber line set, a control line set and a first protective sleeve, wherein the optical fiber line set comprises four optical fiber lines which are arranged in a straight line; the control line group comprises six signal lines and one ground line, the six signal lines and the one ground line are arranged in a straight line, and the control line group and the optical fiber line group are arranged in two rows; and the first protective sleeve defines a containing cavity, and the control line group and the optical fiber line group are positioned in the containing cavity.

Optionally, the optical fiber line group further includes a second protective sheath, and the second protective sheath covers four optical fiber lines.

Optionally, the second protective sleeve is transparent; and/or, the second protective sheath is a thermoplastic polyester elastomer; and/or the colors of the four optical fiber lines are transparent.

Optionally, the signal line is a silver-plated stranded copper wire, a single-stranded tin-plated copper wire, a bare copper wire, a silver-plated copper wire, a tin-plated stranded copper wire, or a bare stranded copper wire.

Optionally, each of the signal lines is externally covered with an insulating layer.

Optionally, the insulating layer is a thermoplastic polyester elastomer, a polyethylene layer, a polyvinyl chloride layer, a polypropylene layer, a crosslinked polyethylene layer, or a polyperfluorinated ethylene propylene layer.

Optionally, the colors of the six signal lines are all transparent.

Optionally, the ground wire is a bare copper stranded wire, a single-stranded tinned copper wire, a bare copper wire, a silver-plated copper wire, a tinned stranded copper wire, a bare stranded copper wire, or a silver-plated stranded copper wire.

Optionally, the first protective sheath is transparent in color.

Optionally, the first protective sheath is a polyvinyl chloride layer, a polyurethane elastomer, a nylon elastomer, or a thermoplastic elastomer.

The utility model discloses for prior art's beneficial effect:

(1) the optical fiber wire set is adopted to replace a traditional copper wire or alloy conductor to transmit high-frequency signals, so that the outer diameter and the weight of the cable are respectively reduced by 75 percent and 80 percent relative to the copper wire or alloy conductor, the use by consumers is more convenient, the use length is longer, the signal attenuation is reduced, and the antistatic and electromagnetic interference capabilities are strong;

(2) the cable is of a flat double-row structure, so that the cable is light and thin, is more convenient to machine, form and weld, and is convenient for consumers to use;

(3) the first protective sleeve coats the optical fiber line group and the control line group, so that the anti-aging performance of the cable is high, the service life of the cable is long, and the hand feeling of the cable is soft.

To sum up, the utility model discloses a flat HDMI photoelectricity composite cable signal decay is little, the external diameter is little, weight is lighter, processing and convenient to use, and antistatic, electromagnetic interference ability reinforce.

Drawings

Fig. 1 is a schematic structural diagram of a flat HDMI optical-electrical composite cable according to an embodiment of the present invention.

Reference numerals:

1. a set of optical fiber lines; 11. an optical fiber line; 12. a second protective cover; 2. a control wire group; 21. a signal line; 22. an insulating layer; 3. a ground wire; 4. a first protective sheath.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

A flat HDMI (High Definition multimedia interface) photoelectric composite cable according to an embodiment of the present invention is described below with reference to fig. 1.

A flat HDMI photoelectric composite cable comprises an optical fiber line group 1, a control line group 2 and a first protective sleeve 4, wherein the optical fiber line group 1 comprises four optical fiber lines 11, and the four optical fiber lines 11 are arranged in a straight line; the control line group 2 comprises six signal lines 21 and one ground wire 3, the six signal lines 21 and the ground wire 3 are arranged in a straight line, and the control line group 2 and the optical fiber line group 1 are arranged in two rows; the first protective sheath 4 defines a housing chamber in which the control wire group 2 and the optical fiber wire group 1 are located.

It can be understood that, firstly, the cable is in a flat double-row structure, so that the cable is light and thin, is more convenient to machine, form and weld, and is convenient for consumers to use; secondly, four optical fiber lines 11 are adopted to replace a traditional copper wire or alloy conductor to transmit high-frequency signals, and digital signal transmission is converted into optical signal transmission, so that the outer diameter and the weight of the cable are respectively reduced by 75 percent and 80 percent relative to the copper wire or alloy conductor, the use by consumers is more convenient, the use length is longer, the signal attenuation is reduced, and the antistatic and electromagnetic interference capabilities are strong; moreover, the first protective sleeve 4 coats the optical fiber wire group 1 and the control wire group 2, so that the cable is strong in ageing resistance, long in service life and soft in hand feeling; finally, the cable is provided with six signal lines 21 and a ground line 3, which can provide driving current for HDMI data transmission.

To sum up, the utility model discloses a flat HDMI photoelectricity composite cable has that signal attenuation is little, the external diameter is little, weight is lighter, transmission speed is fast, transmission distance is far away, processing and convenient to use and antistatic, the strong advantage of electromagnetic interference ability, can be applicable to multiple scene, and application range is wide.

Optionally, the optical fiber cable assembly 1 further includes a second protective sheath 12, and the second protective sheath 12 covers the four optical fibers 11. It should be noted that the second protective sheath 12 protects the core of the optical fiber 11 from being pressed by other cores, so that the signal attenuation is large. In addition, the fiber core of the optical fiber line 11 is an OM3 multimode fiber, which has the characteristics of reduced signal attenuation, and strong antistatic and electromagnetic interference capabilities.

Optionally, second sleeve 12 is transparent in color; and/or second protective sheath 12 is a thermoplastic polyester elastomer; and/or the color of the four optical fiber lines 11 is transparent. It can be seen that the four optical fiber lines 11 are transparent, and the optical fiber cores can be visually seen.

Optionally, the signal wire 21 is a silver-plated stranded copper wire, a single-stranded tin-plated copper wire, a bare copper wire, a silver-plated copper wire, a tin-plated stranded copper wire, or a bare stranded copper wire. It can be understood that the signal line 21 is made of the above material, so as to effectively reduce the attenuation value of the signal, and the signal line 21 has a 32AWG size, so as to achieve a transmission rate of 18 bps.

Optionally, each signal line 21 is covered with an insulating layer 11, which is resistant to high temperature and low temperature.

Optionally, the insulating layer 11 is a thermoplastic polyester elastomer, a polyethylene layer, a polyvinyl chloride layer, a polypropylene layer, a cross-linked polyethylene layer or a polyperfluorinated ethylene propylene layer, and the insulating layer 11 is made of the above material layers, so that the insulating layer has better high-temperature resistance and low-temperature resistance.

Alternatively, the colors of the six signal lines 21 are all transparent.

Optionally, the ground wire 3 is a bare copper stranded wire, a single strand tinned copper wire, a bare copper wire, a silver-plated copper wire, a tinned stranded copper wire, a bare stranded copper wire, or a silver-plated stranded copper wire. It should be noted that the lay length of the ground line 3 and the signal line 21 is 3mm, and the ground line 3 is located at the edge of six signal lines 21 for easy differentiation and easier processing.

Alternatively, the first protective sheath 4 is transparent in color, and the structures of the optical fiber wire group 1 and the control wire group 2 can be clearly seen.

Optionally, the first protective sheath 4 is a polyvinyl chloride layer, a polyurethane elastomer, a nylon elastomer or a thermoplastic elastomer, and the cable has a smooth appearance, a soft feel and a high transparency, and more importantly, the optical fiber 11 and the signal line 21 can be protected from being damaged by the outside to affect the performance of the cable.

In the description herein, references to the description of "some embodiments," "other embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Further, it is to be understood that the terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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 invention.

In the present invention, unless otherwise expressly specified or limited, the terms "connected," "mounted," "secured," and the like are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The above-mentioned meaning belonging to the present invention can be understood by those skilled in the art according to the specific situation.

Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims (10)

1. A flat HDMI photoelectric composite cable, comprising:

the optical fiber line set (1), the optical fiber line set (1) comprises four optical fiber lines (11), and the four optical fiber lines (11) are arranged in a straight line;

the control line group (2), the control line group (2) comprises six signal lines (21) and one ground wire (3), the six signal lines (21) and the one ground wire (3) are arranged in a straight line, and the control line group (2) and the optical fiber line group (1) are arranged in two rows; and

a first protective sheath (4), the first protective sheath (4) defining a receiving cavity, the control wire group (2) and the optical fiber wire group (1) being located in the receiving cavity.

2. The flat HDMI optoelectric composite cable of claim 1, wherein the optical fiber line set (1) further comprises a second protective sheath (12), wherein the second protective sheath (12) covers four of the optical fiber lines (11).

3. The flat HDMI electro-optic composite cable of claim 2, wherein the color of the second protective sheath (12) is a transparent color; and/or, the second protective sheath (12) is a thermoplastic polyester elastomer; and/or the four optical fiber lines (11) are transparent in color.

4. The flat HDMI optoelectric composite cable of claim 1, wherein the signal line (21) is a silver-plated stranded copper wire, a single-stranded tin-plated copper wire, a bare copper wire, a silver-plated copper wire, a tin-plated stranded copper wire, or a bare stranded copper wire.

5. The flat HDMI optoelectric composite cable of claim 1, wherein each of said signal lines (21) is coated with an insulating layer (22).

6. The flat HDMI electro-optic composite cable of claim 5, wherein said insulating layer (22) is a thermoplastic polyester elastomer, a polyethylene layer, a polyvinyl chloride layer, a polypropylene layer, a cross-linked polyethylene layer, or a polyperfluoroethylpropylene layer.

7. The flat HDMI electro-optic composite cable according to claim 1, wherein the colors of six signal lines (21) are all transparent.

8. The flat HDMI photoelectric composite cable according to claim 1, wherein the ground wire (3) is a bare copper stranded wire, a single-stranded tinned copper wire, a bare copper wire, a silvered copper wire, a tinned stranded copper wire, a bare stranded copper wire, or a silvered stranded copper wire.

9. The flat HDMI electro-optic composite cable of claim 1, wherein the color of said first protective sheath (4) is transparent.

10. The flat HDMI optoelectric composite cable of claim 1, wherein the first protective sheath (4) is a polyvinyl chloride layer, a polyurethane elastomer, a nylon elastomer, or a thermoplastic elastomer.

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