CN2867763Y

CN2867763Y - High-definition multimedia digital transmission interface plug connector terminal structure

Info

Publication number: CN2867763Y
Application number: CN 200620069468
Authority: CN
Inventors: 曾庆勇
Original assignee: JIANGSU HUAFU ELECTRONIC CO Ltd
Current assignee: JIANGSU HUAFU ELECTRONIC CO Ltd
Priority date: 2006-02-17
Filing date: 2006-02-17
Publication date: 2007-02-07
Anticipated expiration: 2016-02-17

Abstract

A HDMI plug connector is formed by assembling a crimp terminal, a separator plate, an upper cover plat, a lower cover plate and an insulating main body with a front and a back stretching iron casing and molding with an INSERT-MOLDING outer casing. The crimp terminal includes at least one wire-crimping part formed by bending, a wire end blocking part, an assembling part assembled with a terminal separating insulator, a positioning part assembled with the insulating main body, and a contact part matching with the inserting end. The connector is assembled by crimping wires to form the crimp terminal, placing the terminal in a terminal positioning groove on the separator plate, fixing with the upper and lower cover plates, inserting the plastic main body to form into a whole body, inserting the front and the back stretching iron casing into the whole body, welding, and performing INSERT-MOLDIND to form a molded outer casing.

Description

Digital high-definition multimedia interface connector plug terminal structure

[technical field]

The utility model relates to a kind of electric connector, relates in particular to a kind of High-Definition Multimedia Digital Transmission Interface Plug Connector terminal.

[background technology]

High-resolution multimedia Digital Transmission interface HDMI (High Definition MultimediaInterface) is a kind of unpressed digital consumption electronic product interface standard, it merges high definition video and multi channel audio signal to be connected to synthesize processing on single digital interface, send out by the single line cable, it is a digital technology standard at household appliances manufacturing, be widely used in DVD player, cable TV/satellite television set-top box (set-top box), on HDTV and other digital audio-video equipment, it can improve the quality of digital picture effectively, no longer needs to carry out analog-to-digital conversion.

The HDMI interface is state-of-the-art in the world at present Digital Television interface standard, is the perfect solution of household appliances digital data transmission, connection.HDMI is based on DVI (Digital VisualInterface) formulation, can be regarded as reinforcement and the extension of DVI, and both can be compatible.HDMI can transmit the high-resolution video and the multichannel audio data of uncompressed with digital form under the high-quality situation of maintenance, the maximum data transmission speed is 5Gbps.After DVD adopts HDMI interface outputting video signal, with the panel TV combination, treatment of picture is carried out in the digitlization scope fully, can improve the quality of image, reduce and disturb, make the indexs such as color degree of purity, permeability, resolution, brightness, contrast, sharpness of image reach highest level, make the image quality of DVD reach more perfectly boundary.Though its apparent size only is equivalent to USB interface, function is powerful more a lot of than digital visual interface DVI interface.At first, the length of cable of DVI can not surpass 8 meters, otherwise will influence image quality, and HDMI does not have the length restriction of cable substantially.As long as a HDMI cable just can replace maximum 13 mimic transmission lines, can effectively solve the home entertainment system online problem of being entangled with in a jumble behind.Secondly, being transmitted on the DVI of digital audio and video signals can not be carried out, and removes and leaves no choice but increase traditional A/V terminal transmission signals, will occur the puzzlement of compatible problem between the transmission of many group signals like this.

Indubitable, high-resolution multimedia Digital Transmission interface HDMI is the indispensable important component of audiovisual industry, it will be a big main flow trend of following audiovisual industry development, therefore the HDMI connector also will become connector industry Focal Point of Common Attention undoubtedly, in order to comply with this trend, industry is constantly released many new structures successively to satisfy high number transmission requirements.

[utility model content]

The purpose of this utility model is to provide a kind of Digital high-definition multimedia interface connector plug terminal structure, can reach the high-resolution multimedia transmission requirements, carry out the mode of riveting fixes by wire rod and terminal, convenient and swift, very easily satisfying assembling automatically produces, not only packaging efficiency can be improved, the more firm of wire rod and termination contact can be made again.

For reaching above-mentioned technical purpose, the utility model is realized by the following technical programs: a kind of HDMI pin connector is by pressure line terminal, division board, cover plate, insulating body and front and back stretching iron-clad make up again that INSERT-MOLDING shell plastic cement forms up and down, wherein, pressure line terminal comprise at least one place bending forming wire rod pressure contact portion, line end stopper section, with the group of terminal isolated insulation body assembling establish portion, with the screens portion of insulating body assembling, and with the contact site that spigot is cooperated; Division board comprises the some two-sided terminal draw-in groove portion that is provided with on a body and the body at least; Structure of cover plate is identical substantially up and down, is a kind of design of fit structure, mainly comprises the division board host cavity, cooperates some boss of fixed terminal with the draw-in groove of division board and cooperates fixing buckle and draw-in groove three parts composition; Insulating body comprises insulating element host cavity and terminal accommodating chamber, and two host cavities are the one penetration type, and terminal accommodating accent position is provided with some terminal screens grooves that distribute up and down; Preceding stretching iron-clad is mainly used in accommodates the insulating body part, its shape and insulating body are roughly the same, be the front and back penetration type, the after-drawing iron-clad is then mainly accommodated cover plate up and down, be provided with an inlet wire opened portion simultaneously, the become integral body of back by firm welding is assembled in the assembling of front and back stretching iron-clad, thereby reaches the effect of high frequency barrier (interference resistant).Its main manufacturing process is as follows: with line-pressing machine terminal is carried out line ball earlier, and the terminal that will press line is positioned in the terminal position groove on the division board, using lower cover is fixed, insert the plastic cement main body again and form a fixing integral body, the front and back iron-clad that stretches is inserted in this integral body, and carries out INSERT-MOLDING shell plastic cement after it is welded.

To be familiar with this technical staff and to understand architectural feature of the present utility model in order to make, and purpose and function, especially exemplified by specific embodiment aid illustration in addition.But, being not limited to above-mentioned disclosed technology at the execution mode of this creation, still convertible other execution mode allly carries out marginality to this utility model and revises the creation spirit of neither disengaging this case.

[description of drawings]

Fig. 1 is a three-dimensional assembly diagram of the present utility model.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is a terminal stereogram of the present utility model.

Fig. 4 is a division board stereogram of the present utility model.

Fig. 5 is the buckle closure stereogram of going up of the present utility model.

Fig. 6 is a buckle closure stereogram down of the present utility model.

Fig. 7 is an insulating body stereogram of the present utility model.

Fig. 8 is a preceding stretching shell stereogram of the present utility model.

Fig. 9 is an after-drawing shell stereogram of the present utility model.

Figure 10 is a phase I assembling exploded view of the present utility model.

Figure 11 is a phase I assembling assembly drawing of the present utility model.

Figure 12 is the preceding exploded view of exterior I nsert molding that do not carry out of the present utility model.

[embodiment]

Cooperate with reference to shown in Figure 2, a kind of pin connector 100 comprises: terminal group 10, division board 20, last buckle closure 30, following buckle closure 40, insulating body 50, preceding stretching shell 60, after-drawing shell 70 and line group 80.

Cooperate with reference to shown in Figure 3, the single terminal of terminal group comprises the line portion 11 of carrying, connecting a year line portion 11 is terminal straight-arm part 12, on terminal straight-arm 12, be provided with retaining line portion 13 and screens portion 14, terminal in straight-arm portion 12 upwards bends first elastic arm 15, angle at first elastic arm 15 bending downwards second elastic arm, 16, the first elastic arms 15 and straight-arm 12 is the obtuse angle, and the angle of first elastic arm 15 and second elastic arm 16 is the obtuse angle.The angle that upwards bends the 3rd elastic arm 17, the second elastic arms 16 and the 3rd elastic arm 17 in second elastic arm, 16 bending the same sides is the obtuse angle, and the junction rounding forms first contact site 18.Bend a short and small eave tile 19 for 17 times at the 3rd elastic arm.Wherein, carrying line portion 11 is by main carrier portion 110, is respectively a U type draw-in groove 111 and the corresponding other end the 2nd U type draw-in groove 112 formations in main carrier portion both sides, and it is poor that the bottom of the 2nd U type draw-in groove and a year line portion 110 have certain height.Wherein, retaining line portion 13 curls to form, and its cross section is a M type, and screens portion 14 is one " worker " type.

Cooperate with reference to shown in Figure 4, division board 20 is the structures that are roughly rectangle by injection mo(u)lding one, be equipped with the some jubes 21 that run through two ends on its two sides, form plurality of terminals host cavity 22 between the jube, terminal accommodating chamber 22 further comprises the draw-in groove 221 with terminal screens portion 14 matching design, narrow at the compare width of the other end of an end that is provided with draw-in groove 221, and be provided with the groove 23 that runs through end face and bottom surface in its both sides, be provided with first step portion 231 by the groove of end face, in correspondence is provided with the terminal accommodating chamber of the other end of draw-in groove 221, be provided with second step portion 222.

Cooperate with reference to shown in Figure 5, last buckle closure 30 is by injection mo(u)lding, it comprises main body 31, snap close 32,33 extend a buckling parts 34 from the main body side, and it is trapezoidal boss 341 that the end face of buckling parts 34 is provided with a cross section, both sides are provided with slot to make way 342, slot to make way 342 is provided with stage portion 343 by end face, and the back side of buckling parts 34 is provided with some rectangular boss 344, and its both sides are provided with boss 345 simultaneously.The back side of main body 31 is provided with the host cavity 311 of half opening, it is poor that the back side of host cavity 311 bottom surfaces and buckling parts 34 has certain height, this difference in height and side walls 312 are surrounded and are formed half open state, be provided with some rectangular boss 313 at host cavity 311 near difference in height one end, snap close 32 designs are on the two side 312 of living body, its cross section is a L type, the moulding of mold snap close 32 for convenience and design a groove 321 that runs through end face.

Cooperate with reference to shown in Figure 6, following buckle closure 40 is by injection mo(u)lding, it comprises main body 41, with extend a buckling parts 42 living main body side 43, wherein main body 41 is the host cavities 412 that are made of a half opening two side 411, host cavity 412 is provided with some rectangular boss 4121, on two side 411, be provided with draw-in groove 413, be provided with stage portion 414 at draw-in groove 413 by end face, it is trapezoidal boss 421 that the end face of buckling parts 42 is provided with a cross section, and both sides are provided with clamping part 422, is provided with snap close 424 on clamping part 422 inboard tops, be provided with some rectangular boss 423 between both sides clamping part 422, wherein the end face of the bottom surface of rectangular boss 423 and rectangular boss at grade.

Cooperate with reference to shown in Figure 7, insulating body 50 is by injection mo(u)lding, it comprises rectangular body 51 and from " protruding " font intercalation part 52 of Subject Extension, wherein main part 51 is provided with a hollow bulb 511, end face and bottom surface are respectively equipped with the groove 512 that runs through with hollow bulb 511 on it, establish an accepting groove 521 in the intercalation part 52, be provided with the plurality of terminals accepting groove 522 of two rows dislocation in the bottom surface of the hollow bulb 511 of main part 51, the end face of intercalation part 52 is provided with the portion of running through 523 that is connected and forms the two-segment type groove with terminal groove 522 equally.

Cooperate with reference to shown in Figure 8, preceding stretching shell 60 is the manufacturing of metal stamping one drawing and forming, comprise main part 61 and " protruding " shaped plug portion 62 of extending from main part, wherein intercalation part 62 is provided with the host cavity 621 that stretches and run through, and is provided with two square type holes 622 at its top.Be provided with along the limit 612 around establishing at the opening part of main part 61.

Cooperate with reference to shown in Figure 9, after-drawing shell 70 is the manufacturing of metal stamping one drawing and forming, comprise main body resettlement section 71 and wire rod resettlement section 72, wherein main body resettlement section 72 comprise that host cavity 711 and its opening part be provided with along the limit 712, the host cavity of main body resettlement section 71 and wire rod resettlement section 72 runs through.

The present embodiment assembling mode is to be undertaken by order from inside to outside, the phase I assembling, cooperate with reference to shown in Figure 10, at first the line portion 11 of carrying of line group 80 and terminal 10 is carried out line ball with line-pressing machine, 10 years line portions of terminal group opening is respectively charged in the division board 20 double-edged isolation channels 22 up then, pack into the draw-in groove 221 of isolation channel 22 of terminal screens portion 14, the back side of the carrying line portion main body 110 second step portion 222 of packing into.The division board that terminal will be housed is again packed into down in the buckle closure 40, allows the lateral grooves 23 of division board 20 snap in down the clamping part 422 of buckle closure 40, snaps in the isolation channel 22 of division board 20 until the bar shaped boss 423 that descends buckle closure 40.To go up buckle closure 30 at last fastens with following buckle closure 40, allow the boss of snap close 32 of buckle closure 30 snap in down the stage portion 414 of the draw-in groove 413 of buckle closure, meanwhile, the boss portion 345 of last buckle closure 30 snaps in the stage portion 231 of division board 20, and the snap close 424 of the clamping part 422 of following buckle closure 40 snaps in the stage portion 343 of buckle closure 30, the same with second step, the bar shaped boss 344 of last buckle closure 30 snaps in the isolation channel 22 of division board 20, has finished the phase I assembling this moment, with reference to shown in Figure 11.

Cooperate with reference to shown in Figure 11, the second stage assembling is that the semi-finished product and the insulating body of phase I assembling are established for 50 groups, the exposed division that is half-finished terminal 10 that the phase I is assembled is particularly packed into from the host cavity of the main body 51 of insulating body 50, the boss 341 and 421 of buckle closure (cooperating with reference to the 6th figure) is to locking state about the groove 512 of insulating body 50 snaps in, meanwhile, the exposed division of terminal 10 snaps in the terminal containing slot 522 of insulating body 50, and the eave tile 19 of terminal 10 snaps in the portion of running through 523 of insulating body 50.

Cooperate with reference to shown in Figure 11, the phase III assembling is to carry out front and back stretching iron covering 60 on the basis of second stage, 70 group is established, particularly, at first be that the main part 61 of preceding stretching iron-clad 60 is loaded to bottom dead centre towards the intercalation part 52 of insulating body 50, main body resettlement section 71 with after-drawing iron-clad 70 is set in buckle closure 30 up and down then, 40 main part 31, on 41, until its opening part along the limit 713 with preceding stretching iron-clad along the limit 612 near, adopt at last solder technology will abut against together front and back stretching iron covering along the limit 713,612 weld together, reach the purpose of no seam welding, so promptly finish the assembling of whole present embodiment, the form after the combination is with reference to shown in the 1st figure.

Claims

1. Digital high-definition multimedia interface connector plug terminal structure, comprise: the plural terminals group, division board, last buckle closure, following buckle closure, insulating body, preceding stretching shell, after-drawing shell and line group, and assemble by predetermined assembling sequence and to reach final realization application target of the present utility model is characterized in that: terminal group comprises that terminal body, at least one place wire connecting portion, retaining line portion, at least one place screens portion and contact site form.

2. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: the line portion of carrying of terminal is made up of main year line portion and wiring draw-in groove.

3. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 2 is characterized in that: the main cross section perpendicular to length direction that carries line portion is one " U " font concave surface.

4. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 2 is characterized in that: the main cross section perpendicular to length direction that carries line portion is a rectangle plane.

5. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 2 is characterized in that: the cross section perpendicular to length direction of wiring draw-in groove is " U " font or " V " font concave surface.

6. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 2 is characterized in that: the wiring draw-in groove can be arranged on the optional position of carrying line portion.

7. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 2 is characterized in that: the opening direction of a plurality of wiring draw-in grooves is in the same side.

8. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: the side and the terminal bodies side of terminal screens portion have difference in height.

9. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: termination contact portion is at least by forming at twice bending forming of terminal body.

10. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 9 is characterized in that: at least one side of termination contact portion is provided with flat position.

11. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: the master of wire connecting portion carries line portion bottom surface and the terminal body bottom surface has difference in height.

12. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: the master of wire connecting portion is carried line portion bottom surface and terminal body bottom surface on same plane.

13. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: the cross section of retaining line portion is provided with at least one place's bending outline line.

14. Digital high-definition multimedia interface connector plug terminal structure as claimed in claim 1 is characterized in that: the cross section of retaining line portion is provided with at least one place stretching wheel profile.