CN2390304Y

CN2390304Y - Combined connector

Info

Publication number: CN2390304Y
Application number: CN99225424U
Authority: CN
Inventors: 吴焜灿; 邱嵩荣
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 1999-01-15
Filing date: 1999-01-15
Publication date: 2000-08-02
Anticipated expiration: 2009-01-15

Abstract

The utility model relates to a combined connector, comprising a plug connector and a plug seat connector. Each of the two connectors is composed of an insulation main body, a shielding casing body, and a conductive terminal, and each shielding casing body is in a three-surface encircled shape and is buckled with the corresponding insulation main body by a buckling device. The conductive terminals of the two connectors are respectively provided with a plugging end and a joint end, wherein, the butting of the joint end of the conductive terminal of the plug seat connector and a corresponding circuit board is formed by the method that a surface binding is welded with a through hole, and the face of the insulation main body of the plug connector forms a containing space facing the inserting direction of a corresponding electronic device; one side face extends out of a guide plate so as to enable the plug connector and the plug seat connector to be butted stably.

Description

Plug-in connector

The utility model is a kind of plug-in connector, relates in particular to a kind of pin connector and socket connector and pegs graft mutually conveniently firmly, and ELECTROMAGNETIC OBSCURANT and the respond well plug-in connector of ground connection.

Pin connector docks with socket connector, be mainly used in the signal that both are connected and be sent to the other end by an end, the electronic equipment that existing plug and socket combined connector basis are docked with it different have different designs, can consult No. the 83110446th, 83111290,83213703,84106428,84302922, Taiwan patent etc.Along with the enhancing of computer speed and function and the development trend of thin typeization, the arrangement that is positioned at electronic building brick on the computer main frame panel and the conducting terminal on the electric connector is more and more closeer, thereby the electromagnetic interference of assembly and inter-module increases on the computer main frame panel.Existing plug and electric connector for socket no doubt are provided with the setting that prevents electromagnetism and noise jamming, but unstable because of covering, docking, so effect is unsatisfactory.

Simultaneously, because the high density of conducting terminal is arranged, the shielding casing of plug or socket connector dies down structure because of the slotted eye volume that holds terminal increases, and the location of existing conducting terminal has only unidirectional fixing, insufficient strength when therefore pegging graft.The conducting terminal of existing electric connector for socket or plug connector all docks with circuit board with a definite form, as in the piercing welding mode, or the surface adhering welding manner, yet under high density arrangement and thin type requirement, above-mentioned single docking mode all is difficult to reach this requirement.If adopt piercing welding then to reduce because of the too high meeting of density makes circuit board intensity, the also bad layout of circuit on it, thereby must increase board area, then adjacent contact is overlapping to cause the signal transmission unstable because of the terminal overmatter makes easily if adopt the surface adhering welding.

Main purpose of the present utility model provides a kind of plug-in connector, and it comprises pin connector and socket connector, by guiding and positioner are set, correctly docks with socket connector so that plug to be provided.

Of the present utility model time a purpose provides a kind of conducting terminal, especially the conducting terminal of socket connector, adopt through hole welding and surface adhering welding between its abutting end and the corresponding circuits plate simultaneously, the intensity of circuit board is improved, and stable electrically conducting between socket connector and circuit board is provided.

The purpose of this utility model is achieved in that the pin connector of this plug-in connector and socket connector all have insulating body, shielding casing and conducting terminal, wherein the shielding casing of two kinds of connectors all at least three bread be overlying on the corresponding insulating body; And be provided with the guide plate and the guide channel of winding mutually between this two connector.The abutting end of the different conducting terminals of socket connector is affixed with circuit board with piercing welding and surface adhering welding respectively simultaneously.

Because adopt such scheme, pin connector can dock smoothly with socket connector, and the different connected mode of employing between the conducting terminal of socket connector and the circuit board, the intensity of circuit board is improved, also be beneficial to the stable transfer of the signal of telecommunication.

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

Fig. 1 is the three-dimensional exploded view of the utility model socket connector.

Fig. 2 is the stereogram after the combination of the utility model socket connector.

Fig. 3 is the stereogram of another angle of the utility model socket connector combination back.

Fig. 4 is the three-dimensional exploded view of the utility model pin connector.

Fig. 5 is the stereo appearance figure after the assembling of the utility model pin connector.

Fig. 6 is the utility model pin connector and the later cutaway view of socket connector winding.

As shown in Figure 1, the pin connector of the utility model plug-in connector and socket socket connector comprise insulating body 1, shielding casing 2 and terminal group 3.Wherein insulating body 1 is the structure of an approximate cuboid, upper surface shown in the figure is a first surface 11, there are two convex bodys 111 at its middle part, and protrude bar 112 away from being respectively equipped with on two jiaos of grafting direction, it can locate shielding casing 2, one side first surface is an arc transition portion near what peg graft with socket connector.The two ends of insulating body 1 are second surface 12, there is a convex body 121 at its middle part, its upper end is that a transition plane is connected with second surface 12, can make on the respective side of shielding casing 2 button hole 221 (as described later) smoothly with its snapping, the edge of these second surface 12 close grafting directions also is provided with arc transition portion.The another side of second surface 12 is provided with a recessed darker snap groove 14, and the cramp 222 (as described later) of shielding casing 2 can buckle into wherein.Insulating body 1 is a plug surface 13 towards the one side of grafting direction, on have a rectangle to be through to the appearance access slot 131 of insulating body 1 inside, be respectively equipped with several terminal containing slots 132 that connect insulating body 1 on the upper and lower surface of this appearance access slot 131.Can contrast among Fig. 3 insulating body 1 with respect to another surface texture of first surface 11, these surperficial two ends are respectively equipped with projection 15, one reference column 151 is arranged on it, when this pin connector and circuit board winding, reference column 151 is gone in the hole of circuit board (not icon) by group, make the socket connector strong fix on circuit board, the surface of projection 15 is resisted against on the circuit board, can make this socket connector avoid plug surface 13 to circuit board near and relative another side perk, and the inboard of two projections 15 all has and faces one another and symmetrical chamfering 152, and be guide channel 16 between two projections 15, it can guide docking of pin connector and socket connector, the outside of projection 15 also is provided with a groove 17 from plug surface 13 1 ends extension suitable length, and the bent sheet 225 (as described later) of shielding casing 2 can buckle into wherein.Structure referring again to shielding casing among Fig. 12, this shielding casing 2 by a basal plane 21 and certainly the side 22 that vertically extends, the two ends of this basal plane 21 form, wherein the middle part of basal plane 21 is provided with two button holes 211 with the convex body 111 corresponding fastenings of insulating body 1, also be provided with breach 213 on its two jiaos corresponding to the protrusion bar 112 of insulating body 1, the medium position of this basal plane 21 also is provided with the protrusion rib 212 that is parallel to basal plane 21 bearing of trends, borrow its setting can increase the contact engaging and separating force of pin connector and socket connector, also make basal plane 21 more firm.Perpendicular side 22 is extended at the two ends of this basal plane 21 respectively, after this shielding casing 2 and insulating body 1 fasten, this side 22 just is butted on the second surface 12 of insulating body 1, appropriate location is provided with button hole 221 in the middle of it, be used for fastening with the convex body 121 of insulating body 1, two button pin 224 are also extended in the lower end of side 22, it can insert in the corresponding hole of circuit board, with the fixing pin connector, and the middle bent sheet 225 that also is provided with of two button pin, profile shown in this Fig for bent sheet 225 before the assembling, when 2 groups of shielding casings after on the insulating body 1, this bent sheet 225 can buckle in the groove 17 of insulating body 1 through suitable bending.One lateral edges of side 22 and basal plane 21 slightly to the winding direction turnup of insulating body 1, this turnup portion is against in the transition arc portion at the first surface 11 of insulating body 1 and second surface 12 contiguous plug surfaces 13 edges.Another edge of side 22 is provided with cramp 222 and is used to snap in the snap groove 14 of insulating body 1.Structure referring again to terminal group among the figure 3, this terminal group 3 is made up of signal terminal 31 and four earth terminals 32, signal terminal 31 has inserted terminal 311 and abutting end 312, earth terminal 32 also has inserted terminal 321 and abutting end (not icon), and the inserted terminal 321 of earth terminal 32 is longer than the inserted terminal 311 of signal terminal 31.Terminal group 3 is divided into upper and lower two rows, and respectively be provided with two earth terminals 32 among upper and lower two rows, the inserted terminal of this upper and lower two row's terminals is organized respectively in upper and lower row's accepting groove of the appearance access slot 131 of socket connector insulating body 1, because the inserted terminal 321 of earth terminal 32 is longer, the inserted terminal 321 of earth terminal 32 contacts with the conducting terminal 6 (as described later) of pin connector earlier when socket connector is pegged graft with pin connector, so institute's static electrification on the pin connector in time can be led away.The abutting end 312 of the row's of going up terminal of this terminal group 3,322 adopt surface adhering technology and circuit board winding, and the abutting end 312 of following row's terminal, 322 adopt the through hole weldering to dock with circuit board, and the abutting end 312 of following row's part terminal, 322 warps suitably bending can further be divided into two rows with the abutting end of arranging all the other terminals down, just descend the abutting end 312 of row of signal terminals 31 and earth terminal 32,322 divide two rows to utilize through hole weldering and circuit board winding, the abutting end 312 of this terminal group 3 again, 322 have reduced by the overstocked infringement that brings to circuit board of conducting terminal greatly with the winding mode of circuit board.

Referring again to Fig. 2, shielding casing 2 is coated on the insulating body 1, play the effect of three shieldings, the convex body 111 and 121 of insulating body 1 all buckles in the corresponding button hole of shielding casing 1, protrusion bar 112 then is positioned at breach 213 places of shielding casing 2 just, 222 of cramps are snapped in the snap groove 14, and earth terminal 32 is inserted in the accepting groove 132 with signal terminal 31, and the inserted terminal 321 of earth terminal 32 obviously is longer than the inserted terminal 311 of signal terminal 31.

Fig. 3 for another example, the inserted terminal 321 of earth terminal 32 is longer than the inserted terminal 311 of signal terminal 31, the abutting end 312,322 of signal terminal 31 and earth terminal 32 all stretches out from the bottom surface of insulating body 1, and proper alignment becomes three rows, make and keep certain distance between the welding hole and solder joint on the circuit board, this can reduce the damage to circuit board, smooth transmission that also can inhibit signal.In addition, after shielding casing 2 and insulating body 1 combine, bent sheet 225 is done bigger bending, its front end is closely buckled in the groove 17 of insulating body 1, thereby can avoid the side 22 of shielding casing 2 to turn up.

Referring again to Fig. 4, this pin connector is made up of insulating body 4, shielding casing 5 and conducting terminal 6, wherein insulating body 1 is a long body shape structure, it offers a receiving space 41 towards the grafting direction, surround by three sidewalls 45 and a guide plate 42, in order to accommodating the grafting part of aforesaid sockets connector, one side and sidewall 45 near the transition part that is made as of grafting directions.The bottom surface of receiving space 41 is a plug surface 47, its middle part convexes with a supporting bracket 43, which is provided with several accepting grooves 431, and this accepting groove 431 is through to the another side of insulating body 4, the inserted terminal 61 (as described later) of conducting terminal 6 promptly places this accepting groove 431, in addition, plug surface 47 has slit 46 with the intersection of sidewall 45, one side of shielding casing 2 can be organized in wherein, and the sidewall 45 inboard parts near plug surface 47 in two ends are respectively equipped with button hole 44, and the convex body 522 (as described later) of shielding casing 5 can buckle into its inside.The side that guide plate 42 forms receiving space 41 stretches out from plug surface 47, and left and right sides extension width diminishes gradually, and be formed with chamfering at the right and left of extending end, this guiding structural can make things convenient for the winding of socket connector and pin connector, and it can be with first side 51 (appearance aftermentioned) of shielding casing 5 respectively from the guide channel 16 and the basal plane 11 of two sides gripper socket connector, and pin connector and socket connector after the winding can not be swung.Again please referring to the structure of shielding casing 5, it is made up of first side 51 and two second sides 52, wherein first side 51 and second side 52 towards with one side of the grafting direction of socket connector suitable outside turnup respectively, this turnup portion can be resisted against on the corresponding transition part of insulating body 4, and the middle part of first side 51 also is provided with long protrusion rib 512, after socket connector and pin connector grafting, its protrusion rib 212 with socket connector closely is butted on, so can prevent getting loose of pin connector and socket connector, first side 51 middle part, one side of crimping 511 dorsad is provided with an auxiliary breach 513, the corresponding ridge of the inside of insulating body 4 (not icon) can be buckled in wherein, can avoid like this owing to shielding casing about 5 extends the oversize middle part warping phenomenon that takes place.Second side 52 of shielding casing 5, its middle part has a convex body 522 can be held in the button hole 44 of insulating body 4, after 5 groups of shielding casings are gone in the insulating body 4, shielding casing 5 can not become flexible, the direction that its two ends group is gone into insulating body 4 all extend button pin 523,523 ', stretch out (can referring to Fig. 5) in the slit 46 at the two ends of this button pin 523,523 during assembling ' insertion insulating body 4 and from the another side of insulating body 4, this extension can be organized in the jack of circuit board, and the end of button pin 523 also has a via hole 524, is beneficial to welding operation.Please be " L " shape again referring to the structure of conducting terminal among the figure 6, the one end is an inserted terminal 61, this inserted terminal 61 promptly is placed in the accepting groove 431 of insulating body 4, and the other end is used for welding with circuit board then to extending abutting end 62 perpendicular to the direction of inserted terminal 61.

As shown in Figure 5, shielding casing 5 is organized from the slit 46 of insulating body 4, and its button pin 523,523 ' all another sides from insulating body 4 stretch out, and convex body 522 buckles in the button hole of insulating body 4, and insulating body 4 can be stablized fixing with shielding casing 5 like this.It is one for 4 groups that conducting terminal 6 adopts integrated method and insulating body, and its inserted terminal 61 is placed in the accepting groove of insulating body 4, and abutting end then stretches out from another bottom surface of insulating body 4.

As shown in Figure 6, the supporting bracket 43 of pin connector and the inserted terminal 61 of conducting terminal 6 together extend in the appearance access slot 131 of socket connector, and 311,321 fens two row foldings of the signal terminal 31 of socket connector, the inserted terminal of earth terminal 32 are held on the inserted terminal 61 of upper and lower row's conducting terminal of supporting bracket 43 of pin connector.And the protrusion rib 512 of the protrusion rib 212 on the basal plane 21 of socket connector on first side 51 of pin connector tightly is butted on, and can prevent the loosening of pin connector and socket connector.

Claims

1. plug-in connector, comprise socket connector and pin connector, wherein socket connector and pin connector include insulating body, conducting terminal and shading member, be equipped with terminal containing slot on the insulating body of two kinds of connectors, and the side of socket connector insulating body and pin connector winding is a first surface, and the side of pin connector insulating body socket object connector first surface is provided with receiving space, it is characterized in that: a side of socket connector insulating body is provided with guide channel, and a side of pin connector insulating body is provided with and the corresponding guide plate of the set guide channel of socket connector, and adopts different winding modes between socket connector conducting terminal and the corresponding circuit board.

2. plug-in connector according to claim 1 is characterized in that: the guide channel both sides of socket connector insulating body are respectively equipped with projection, and the inboard of this two projection is set to chamfer shape.

3. plug-in connector according to claim 2 is characterized in that: the guide plate of pin connector narrows down gradually from the outside extension width of insulating body, and the both sides of its extending end also are provided with for the chamfering shape.

4. plug-in connector according to claim 3 is characterized in that: socket connector is concaved with the appearance access slot, and the terminal containing slot of insulating body extends to the another side of insulating body from the upper and lower bottom surface of this appearance access slot.

5. plug-in connector according to claim 4, it is characterized in that: the inserted terminal of socket connector conducting terminal divide two rows respectively group go in the set accepting groove in the above and below of appearance access slot of insulating body, abutting end then extends to outside the socket connector from the another side of insulating body with respect to first surface.

6. plug-in connector according to claim 5, it is characterized in that: the abutting end of socket connector conducting terminal engages with circuit board with through hole weldering or surface adhering technology, and for the conducting terminal that engages with circuit board with through hole weldering, wherein the abutting end of partially conductive terminal can be divided into the abutting end of another part conducting terminal after suitable the bending in the corresponding hole that two rows organize circuit board.

7. plug-in connector according to claim 6 is characterized in that: the socket connector conducting terminal is divided into signal terminal and at least one earth terminal, and wherein the development length of earth terminal is longer than signal terminal.

8. plug-in connector according to claim 7 is characterized in that: the socket connector conducting terminal is provided with four earth terminals, and its inserted terminal is organized respectively in the accepting groove of upper and lower bottom surface of appearance access slot of insulating body.

9. plug-in connector according to claim 8, it is characterized in that: the socket connector insulating body all extends second surface near the dual-side of first surface, this second surface is provided with convex body, with respect to guide channel and be adjacent to first surface and the one side of second surface is a first surface, and second surface is provided with convex body.

10. plug-in connector according to claim 9, it is characterized in that: the shading member of socket connector is provided with on the first surface that basal plane is coated on insulating body, and be coated on the second surface of insulating body, and be provided with button hole corresponding to the convex body on the second surface of insulating body on the side from extended side, basal plane both sides.

11. plug-in connector according to claim 10 is characterized in that: the outer surface of the basal plane of socket connector shielding casing is provided with the protrusion rib.

12. plug-in connector according to claim 11, it is characterized in that: a bottom surface of stretching into insulating body inside in the receiving space of pin connector insulating body is a plug surface, stretch out a supporting bracket with the appropriate location of plug surface neighbouring surface, terminal containing slot extends to the relative another side of insulating body from the upper and lower bottom surface of this supporting bracket, and supporting bracket can be inserted in the appearance access slot of socket connector insulating body.

13. plug-in connector according to claim 12 is characterized in that: the sidewall junction of the two ends of the plug surface of pin connector insulating body and receiving space is provided with the slit, and in being provided with button hole near corresponding to this slit on the sidewall of receiving space.

14. plug-in connector according to claim 13 is characterized in that: the shielding casing of pin connector group on insulating body by first side and certainly vertically extending second side of this side both end sides form.

15. plug-in connector according to claim 14, it is characterized in that: second side of pin connector shielding casing is towards extending the button pin with the winding direction of insulating body, and second side of shielding casing and button pin can pass the slit of insulating body and stretch out in outside the insulating body.

16. plug-in connector according to claim 15 is characterized in that: the appropriate location is provided with convex body on second side of pin connector shielding casing.

17. plug-in connector according to claim 16, it is characterized in that: first side of pin connector shielding casing be butted on the insulating body receiving space on the sidewall of guide plate, and the surface towards insulating body receiving space inside of its first side is provided with the protrusion rib, this protrudes the corresponding setting of protrusion rib of rib and socket connector shielding casing, and can be mutually against.