CN201984849U

CN201984849U - Novel HDMI wire body

Info

Publication number: CN201984849U
Application number: CN2011201307837U
Authority: CN
Inventors: 沈全寿
Original assignee: ZHONGSHAN AUTE ELECTRONICS CO Ltd
Current assignee: ZHONGSHAN AUTE ELECTRONICS CO Ltd
Priority date: 2011-04-28
Filing date: 2011-04-28
Publication date: 2011-09-21
Anticipated expiration: 2021-04-28

Abstract

The utility model discloses a novel HDMI (high definition multimedia interface) wire body, which comprises an insulating outer layer and a core wire group wrapped by the insulating outer layer; the core wire group comprises a first core wire group and a second core wire group isolated from the first core wire group; both the first core wire group and the second core wire group comprise a plurality of signal wire groups and a plurality of ground wires; each signal wire group is externally covered by a shielding layer; and the plurality of signal wire groups and the ground wires are arranged in parallel in the first core wire group and the second core wire group. By adopting the structure, the core wires can be directly drawn out from the first core wire group and the second core wire group and are aligned with the tin solder positions of an HDMI interface, so that the requirement for manually arranging all wires according to the connection points is eliminated; and automatic welding can be realized by using automatic welders such as an infrared welder, a laser welder, etc., so that the novel HDMI wire body has excellent application prospect.

Description

A kind of novel HDMI line body

Technical field

The utility model relates to the wire rod technical field of transmission of data signals, particularly relates to a kind of novel HDMI line body.

Background technology

Development and continuous progress in science and technology along with economic society, digital product is applied in the middle of our life more and more widely, employed signal transmission component then is indispensable parts of digital product in the digital product, plays important effect in the signal transmission.

HDMI is the coffret of being developed at multimedia video equipment, it is except the transmission image data, can also transmit audio signal simultaneously up to 8 sound channels, promptly use just transmitting audio-video signal simultaneously of a HDMI line, and do not need many wire rods to connect, simplified the installation of audio-video system greatly, generally constituting of HDMI connector by HDMI interface that is provided with bonding wire portion and the line body that is attached thereto, holding wire in the line body and ground wire will with the corresponding welding in the position of bonding wire portion, shown in Fig. 9-11, traditional line body is for the restriction of technology and process aspect, and what adopt usually is the structure that two holding wires add a ground wire pair twist, constitutes the 2+1 twisted pair wire, like this with when the bonding wire portion on the HDMI interface is corresponding, the line body just needs the artificial distortion ranking of forcing, and can be out of shape because of elastic return after unclamping, and can't realize whole heart yearn ranking, usually can only arrange one, by pad of artificial weldering, can't realize that bonding machine welds automatically then, workload is big and efficient is not high.

Because the above defective is necessary improvement is made in the design of existing HDMI line body, to meet the demand in technical development and market.

The utility model content

At the problems referred to above, the utility model provides the novel HDMI line body that a kind of heart yearn ranking is reasonable, cost of labor is cheap.

The utility model is that the technical scheme that its technical problem of solution is adopted is:

A kind of novel HDMI line body, comprise insulating outer layer and the heart yearn group that coats by insulating outer layer, it is characterized in that: described heart yearn group comprises the first heart yearn group and the second heart yearn group separate with the first heart yearn group, the described first heart yearn group and the second heart yearn group include some signal line group and some ground wires, each signal line group is coated with screen, and some signal line group and ground wire are parallel in the described first heart yearn group and the second heart yearn group.

As further improvement of these options, described signal line group comprises two holding wires.

Further, described screen is an aluminium foil.

In addition, be filled with cotton thread between the described first heart yearn group and the second heart yearn group.

The beneficial effects of the utility model are: the utility model is as a kind of novel HDMI line body, it is big to solve the workload that the heart yearn ranking in traditional HDMI line body causes well, the problem that inefficiency and cost of labor are high, because the first heart yearn group and the second heart yearn group include some holding wires and ground wire, two holding wires shield in line formation one signal line group, some signal line group and ground wire are parallel in the described first heart yearn group or the second heart yearn group, after adopting above-mentioned framework, can directly pull out heart yearn from the first heart yearn group and the second heart yearn group, the corresponding ranking in scolding tin place with the HDMI interface, so just do not need every single line all to carry out artificial winding displacement according to contact, can realize utilizing automatic welding machine, such as infrared welding machine, laser-beam welding machine etc., automatically weld, so just exempted traditional artificial welding sequence, efficient greatly improves, and therefore possesses the excellent popularization using value.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples:

Fig. 1 is the utility model cross-sectional view;

Fig. 2 is each heart yearn end ranking structural representation of the utility model;

Fig. 3 is each heart yearn end ranking deployed configuration schematic diagram of the utility model;

Fig. 4 is the bonding wire portion bank of contacts bit architecture schematic diagram of the utility model HDMI interface;

Fig. 5 is the bonding wire portion contact counter structure schematic diagram one by one of the utility model heart yearn end and HDMI interface;

Fig. 6 is the plan structure schematic diagram after the utility model and the HDMI joint weld;

Fig. 7 is the overall structure schematic diagram after the utility model and the HDMI joint weld;

Fig. 8 is the side-looking structural representation after the utility model and the HDMI joint weld;

Fig. 9 is traditional HDMI connector line body cross-sectional view;

Figure 10 is traditional HDMI connector plan structure schematic diagram;

Figure 11 is traditional HDMI connector side-looking structural representation.

Embodiment

With reference to Fig. 1-Fig. 8, a kind of novel HDMI line body, comprise insulating outer layer 1 and the heart yearn group that coats by insulating outer layer 1, described heart yearn group comprises the first heart yearn group 2 and the second heart yearn group 3 separate with the first heart yearn group 2, the described first heart yearn group 2 and the second heart yearn group 3 include some signal line group 4 and some ground wires 5, each signal line group 4 is coated with screen 6, some signal line group 4 are parallel in the described first heart yearn group 2 and the second heart yearn group 3 with ground wire 5, described signal line group 4 comprises two holding wires 7, described screen 6 is an aluminium foil, the screen 6 that is made of aluminium foil can effectively prevent the electromagnetic interference of holding wire 4 in the outer bound pair line body, be filled with cotton thread 8 between the described first heart yearn group 2 and the second heart yearn group 3, the utility model is filled cotton thread 8, can make that wire rod is round, and do not have a wrinkle, and secondly can also play the effect of buffering, promptly make the more anti-extruding of wire rod.

The HDMI connector is made of by welding HDMI interface and HDMI line body, under the specific situation of the structure of HDMI interface, the structure that how to design HDMI line body just seems particularly important, all be provided with pcb board on the HDMI interface on the market at present, weld part is located at the two-layer up and down of pcb board, the weld on upper strata is numbered letter from K---S, the weld of lower floor is numbered letter from A---J, traditional HDMI line body is for the restriction of technology and process aspect, what adopt usually is the structure that two holding wires add a ground wire pair twist, constitute the 2+1 twisted pair wire, like this with when the bonding wire portion on the HDMI interface is corresponding, the line body just needs the artificial distortion ranking of forcing, deep-rooted through the ranking between the heart yearn of artificial welding back at last, unusually complicated, carelessly slightly will cause the ranking mistake, therefore the yield of product is not high always, and cost of labor is high always, the structure that the utility model adopts is that two core assembly line groups are set in insulating outer layer 1, with holding wire 7 by screen 6 shieldings in line after, with ground wire 5 be arranged in parallel with described heart yearn group in mode, thereby can realize according to the double-deck ranking of the contact rule of HDMI interface solder sections, after ranking is good, the numbering of the first heart yearn group 2 and the second heart yearn group 3 is respectively alphabetical K---S and alphabetical A---J, only need be corresponding one by one with the contact of weld part, pass through automatic welding machine, the automatic welding machine here comprises infrared welding machine, high-frequency impulse bonding machine and laser-beam welding machine etc. can be realized the equipment of welding automatically, achieve a butt joint and locate ground scolding tin work, with traditional structure and operation by comparison, both removed loaded down with trivial details structure from, do not need every single line all to carry out artificial ranking again according to the ranking of weld part contact, therefore not only appearance looks elegant is succinct for the product of producing, and production efficiency of products improves greatly, and cost of labor greatly reduces simultaneously.

More than preferable enforcement of the present utility model is specified; certainly; the utility model can also adopt form different from the embodiment described above; these do not constitute any restriction to present embodiment; those of ordinary skill in the art should belong in the protection range of the present utility model conversion of being done under the prerequisite of the utility model spirit that is equal to or corresponding the change.

Claims

1. novel HDMI line body, comprise insulating outer layer (1) and the heart yearn group that coats by insulating outer layer (1), it is characterized in that: described heart yearn group comprises the first heart yearn group (2) and the second heart yearn group (3) separate with the first heart yearn group (2), the described first heart yearn group (2) and the second heart yearn group (3) include some signal line group (4) and some ground wires (5), each signal line group (4) is coated with screen (6), and some signal line group (4) are parallel in the described first heart yearn group (2) and the second heart yearn group (3) with ground wire (5).

2. a kind of novel HDMI line body according to claim 1, it is characterized in that: described signal line group (4) comprises two holding wires (7).

3. a kind of novel HDMI line body according to claim 1, it is characterized in that: described screen (6) is an aluminium foil.

4. according to claim 1 or 2 or 3 described a kind of novel HDMI line bodies, it is characterized in that: be filled with cotton thread (8) between the described first heart yearn group (2) and the second heart yearn group (3).