CN212542029U

CN212542029U - HDMI 2.18K ultra-high definition data line

Info

Publication number: CN212542029U
Application number: CN202021471443.6U
Authority: CN
Inventors: 刘国清; 郑仁富
Original assignee: Shenzhen Targe Industrial Co ltd
Current assignee: Shenzhen Targe Industrial Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-02-12
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a HDMI 2.18K ultra-high definition data line, including pencil (100), aluminium foil layer (200), weaving layer (300) and outer tegument (400), aluminium foil layer (200) is outside pencil (100), weaving layer (300) is outside aluminium foil layer (200), outer tegument (400) is outside weaving layer (300); the wire bundle (100) comprises a filling core wire (110), five groups of stranded wire groups (120) and four small wires (130), wherein each group of stranded wire groups (120) comprises a first large wire (121), a second large wire (122), a ground wire (123), an aluminum foil and a hot-melt Mylar layer (124). The utility model discloses an equipment production is given as security out to the high accuracy, and concentricity control is more than 95%, and pair twist and total hank adopt and move back the not damaged technology of turning round entirely, and high frequency performance is more stable to reach HDMI2.1 each item performance requirement.

Description

HDMI 2.18K ultra-high definition data line

Technical Field

The utility model relates to a data cable technical field, in particular to clear data line of HDMI2.18K superelevation.

Background

The HMDI2.1 data line is a novel data line applying audio and video transmission, and supports 8K/60Hz, 4K/120Hz video and Dynamic HDR (Dynamic HDR) signal transmission. The latest HDMI version released in 2017 in month 1 has a bandwidth greatly increased to 48Gbps, and can support videos up to 7680 × 4320/60Hz (8K/60p) or videos with a higher frame rate of 4K/120 Hz. In terms of sound effect, HDMI2.1 supports new arc (enhanced Audio Return channel) technology, and can Return Object-based sound effects such as Dolby Atmos, compared with existing arc (Audio Return channel). With the development of the era, the application of the HMDI2.1 data line is more and more extensive.

The bandwidth of the HDMI2.1 is suddenly increased from 18Gpbs of the HDMI2.0 to 48Gbps, and the performance requirement of the wire is naturally more severe. The traditional production process can not meet the requirements at present, and the defects are easily caused in the batch production.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that current HMDI2.1 data line production technology is not up to standard, the defective rate is high, the utility model provides a clear data line of HDMI 2.18K superelevation has improved production technology, has improved the yields.

Specifically, the utility model provides a HDMI 2.18K super high definition data line, including wire bundle, aluminium foil layer, weaving layer and outer tegument, the aluminium foil layer is in the outside of wire bundle, the weaving layer is in the outside of aluminium foil layer, the outer tegument is in the weaving layer outside; the wire bundle comprises a filling core wire, five groups of twisted wire groups and four small wires, wherein the filling core wire is arranged in the middle of the data wire, the five groups of twisted wire groups surround the wire, the filling core wire is arranged, the four small wires are dispersedly arranged outside the twisted wire groups, each group of twisted wire groups comprises a first big wire, a second big wire, a ground wire, an aluminum foil and a hot-melting wheat pulling layer, and the aluminum foil and the hot-melting wheat pulling layer are coated on the first big wire, the second big wire and the ground wire.

Further, the first large wire is twisted with the second large wire.

Furthermore, the material of weaving layer is tin-plated copper, and the material of tegument layer is thermoplastic elastomer material.

Further, the material of filling the heart yearn is the cotton thread.

Further, the first large wire and the second large wire both comprise a tinned copper core wire, a foamed PE insulating layer and a high-density polyethylene insulating layer, the foamed PE insulating layer is arranged outside the tinned copper core wire, and the high-density polyethylene insulating layer is arranged outside the foamed PE insulating layer.

Furthermore, the four small wires comprise tinned copper core wires and polypropylene insulating layers, and the polypropylene insulating layers are arranged outside the tinned copper core wires.

The beneficial effects of the utility model reside in that:

the utility model discloses an equipment production is given as security out to the high accuracy, and concentricity control is more than 95%, and pair twist and total hank adopt and move back the not damaged technology of turning round entirely, and high frequency performance is more stable to reach HDMI2.1 data line each item performance requirement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic sectional structure of the present invention.

Fig. 2 is a schematic diagram of the external structure of the present invention.

The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1 and 2, the present invention provides an HDMI 2.18K ultra high definition data line embodiment, including a wire bundle 100, an aluminum foil layer 200, a braid layer 300 and a tegument layer 400, where the aluminum foil layer 200 is outside the wire bundle 100, the braid layer 300 is outside the aluminum foil layer 200, and the tegument layer 400 is outside the braid layer 300; the wire bundle 100 includes a filling core wire 110, five twisted wire groups 120 and four small wires 130, the filling core wire 110 is disposed in the middle of the data line, the five twisted wire groups 120 surround the filling core wire 110, the four small wires 130 are dispersedly disposed outside the twisted wire groups 120, each twisted wire group 120 includes a first large wire 121, a second large wire 122, a ground wire 123 and an aluminum foil and hot melt mylar layer 124, and the aluminum foil and hot melt mylar layer 124 covers the first large wire 121, the second large wire 122 and the ground wire 123.

The production process of the utility model comprises the following steps: twisting copper, twisting core, twisting pair, stranding cable, braiding, and covering.

Further, referring to fig. 1 and 2, the first large wire 121 is twisted with the second large wire 122. The twisting direction of the first large lead 121 and the second large lead 12 is S direction, the direction of the aluminum foil wrapping tape is Z direction, and the direction of the hot melt mylar wrapping tape is S direction. The single pair of signal wires adopts a 100% untwisting and twisting aluminum foil heating and melting Maillard structure, and delay difference and attenuation can be effectively guaranteed to be controlled within a standard range.

Further, referring to fig. 1 and 2, the braided layer 300 is made of tin-plated copper, and the outer layer 400 is made of a thermoplastic elastomer material.

Further, referring to fig. 1 and 2, the filling core wire 110 is made of cotton thread. The soft characteristic of the cotton thread can well protect the characteristic of the signal wire, so that the twisted round appearance of the wire is better, and the performance is more stable

Further, referring to fig. 1 and 2, the first and second

large wires

121 and 122 each include a tin-plated copper core wire, a foamed PE insulating layer outside the tin-plated copper core wire, and a high-density polyethylene insulating layer outside the foamed PE insulating layer. The signal line is made of the foamed PE material, so that the delay and attenuation characteristics of signal transmission can be reduced.

Further, referring to fig. 1 and 2, each of the four small conductors 130 includes a tin-plated copper core wire and a polypropylene insulating layer, the polypropylene insulating layer being outside the tin-plated copper core wire.

The utility model provides a clear data line of HDMI 2.18K superelevation adopts the high accuracy to give as security out equipment production, and concentricity control is more than 95%, and pair twist and total hank adopt and move back completely and turn round the not damaged technology, and high frequency performance is more stable to reach HDMI2.1 data line each item performance requirement.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments without departing from the spirit or scope of the present invention.

Claims

1. An HDMI 2.18K ultra high definition data line, comprising a wire bundle (100), an aluminum foil layer (200), a braid layer (300) and a jacket layer (400), wherein the aluminum foil layer (200) is outside the wire bundle (100), the braid layer (300) is outside the aluminum foil layer (200), and the jacket layer (400) is outside the braid layer (300); the wire bundle (100) comprises a filling core wire (110), five groups of stranded wire groups (120) and four small wires (130), wherein the filling core wire (110) is arranged in the middle of a data wire, the five groups of stranded wire groups (120) surround the filling core wire (110), the four small wires (130) are dispersedly arranged outside the stranded wire groups (120), each group of stranded wire groups (120) comprises a first large wire (121), a second large wire (122), a ground wire (123) and an aluminum foil and hot melt Mylar layer (124), and the aluminum foil and hot melt Mylar layer (124) coats the first large wire (121), the second large wire (122) and the ground wire (123).

2. The HDMI 2.18K UHD data line of claim 1, wherein said first large conductor (121) is twisted with said second large conductor (122).

3. The HDMI 2.18K ultra high definition data line according to claim 1, wherein the braided layer (300) is made of tin-plated copper, and the outer layer (400) is made of thermoplastic elastomer material.

4. The HDMI 2.18K ultra high definition data line according to claim 1, wherein the material of the filling core wire (110) is cotton wire.

5. The HDMI 2.18K ultra high definition data line of claim 1, wherein the first and second large wires (121, 122) each comprise a tin-plated copper core wire, a foamed PE insulation layer and a high density polyethylene insulation layer, the foamed PE insulation layer being outside the tin-plated copper core wire, the high density polyethylene insulation layer being outside the foamed PE insulation layer.

6. The HDMI 2.18K ultra high definition data line of claim 1, wherein each of said four small conductors (130) comprises a tin-plated copper core and a polypropylene insulation layer, said polypropylene insulation layer being outside said tin-plated copper core.