CN2383226Y

CN2383226Y - Socket connector

Info

Publication number: CN2383226Y
Application number: CN 99239140
Authority: CN
Inventors: 彭耀哲
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: 1999-07-30
Filing date: 1999-07-30
Publication date: 2000-06-14
Anticipated expiration: 2009-07-30

Abstract

The utility model relates to a plug seat connector which comprises a hexahedron-shaped insulation main body, wherein one side of which is provided with a butting face, the butting face is provided with a plugging hole which is communicated with the rear end face of the other side and the rear end face is provided with a plurality of groove channels into which terminals can be plugged. A conductive terminal comprises a plurality of signal terminals, a first and a second terminals used for connecting to the ground. Each of the terminals is provided with a joint pin, wherein the signal terminals and the second terminal are correspondingly inserted into the groove channels and the second terminal and one signal terminal contact and are disconnected after a plug is inserted. As for the first terminal, the first terminal covers the surface of the main body, the first terminal and the signal terminals are all provided with an elastic contact part which extends into the plugging hole and the contact part is at least provided with two contact points.

Description

Socket connector

A kind of socket connector of the utility model relates in particular to a kind of for voice plug insertion surface adhesion (SMT) type voice socket connector wherein.

The voice socket connector is widely used in broadcast receiver, recorder, television set and combination audio etc. can produce the electrical equipment of sound effect, and it is mainly used in the transmission that speech sound signal between two systems is provided.In recent years, development along with electronic products such as various miniature electronic devices such as mobile phone, walkman and multimedia type PC, the application of voice socket connector on these miniature electronic products day by day popularized, and the various voice socket connector designs that are useful on the different electronic products have appearred, relevant existing design please refer to United States Patent (USP) the 4th, 398,784,4, cases such as No. the 82207507th, 83215364,659, No. 167 and TaiWan, China patent.Existing voice socket connector mainly includes insulation shell, it is typically provided with the main part in tool hollow circuit cylinder hole, this hollow circuit cylinder hole promptly is made as the spliced eye that inserts for the voice plug, the quite flexible contact portion of several conducting terminal tools then protrude into respectively in this spliced eye with the conducting of voice plug butt, and these conducting terminals respectively are extended with engagement legs to insulation shell, to weld in the welding hole that inserts relative set on the circuit board.Except that these conducting terminals, generally be equipped with the terminal that is exclusively used in ground connection, to reach the effect of eliminating electrostatic charge and electromagnetic interference.

Yet existing design is to adopt through hole weldering mode to be welded on the circuit board mostly, and this is obviously also inapplicable for all extremely limited miniature electronic device of board area and inner space.Though and also occur at present the voice electric connector of a small amount of surface adhesion (SMT) type, but the most structure of conducting terminal of existing surface adhesion type electric connector is comparatively complicated, need through multiple tracks punching out process, the correspondingly many covers of demand or the comparatively mould of complexity, and increased manufacturing cost.And, in the present surface adhesion type voice electric connector, the mode that its terminal that is used for ground connection combines with insulating body has been continued to use the design of existing through hole weldering type phono connector basically, promptly be interlocked and combine by means of button hole on the terminal and the projection on the body, but this type of manner steadiness is relatively poor, be subjected to collision promptly to be easy to come off slightly, and this manner must increase terminal and insulating body during fabrication materials and increase structural complexity, will improve manufacturing cost like this.And its terminal that is used for ground connection only has single-point to contact usually with between the voice plug, and the contact effect is relatively poor relatively.

The purpose of this utility model is to provide that a kind of volume is small and exquisite, conducting terminal is chimeric firm and contact performance is good, and can effectively eliminate noise and prevent the socket connector that the surface adhesion type transferring voice signal of electromagnetic interference is used.

The purpose of this utility model also is, provide a kind of mutual connecting structure comparatively simple and make terminal and insulating body part materials few, the winding mode of conducting terminal is simple and convenient and firm simultaneously, and is easy to realize the surface adhesion type socket connector of processing procedure automation.

The purpose of this utility model is achieved in that socket connector includes members such as insulating body and several conducting terminals, wherein a side of insulating body is made as interface, protrude the cylindrical shape spliced eye of a hollow on this interface, this spliced eye also further connects the rear end face place to the relative opposite side of insulating body towards inner extension of insulating body, and can insert wherein for the voice plug.Several metallic conduction terminals are located in the above-mentioned insulating body, first, second terminal that it comprises several signal terminals and is used for ground connection, wherein the first terminal is " U " shape housing, and the part is coated on the insulating body, it includes end face and left and right side, be provided with the quite flexible contact site of tool by this housing one avris place one extension, this contact site includes at least two contact chips that protrude in the spliced eye, and the left and right side bottom edge of this first terminal each move towards to bend to be extended with and is used for the engagement legs of surface adhesion to the circuit board towards being parallel to circuit board.

In addition, second terminal and signal terminal all are to go into the insulating body rearward end with the inserted mode group of drawer type, wherein second terminal comprises the horizontal part of vertical component effect and tool engagement legs, wherein vertical component effect is that a lateral bending by horizontal part is converted into vertical configuration and extends and form and be inserted on the insulating body of signal terminal side, it and this signal terminal formation one grounded circuit that connects before the voice plug inserts are inserted the latter two separation and are off state and work as the voice plug.

In above-mentioned creation characteristic, the contact site of the first terminal comprises the flexure strip that protrudes and extend to form from its end face leading edge, and each bending down of place, both sides of the edge is extended with contact chip near this flexure strip extending end, and this two contact chip can pass insulating body and protruding being exposed in the spliced eye to contact with plug and to constitute grounded circuit.

Advantage of the present utility model is that the volume of socket connector is small and exquisite, and the chimeric mode of its conducting terminal is simple and convenient and firm, and contact performance is better, is easy to realize the processing procedure automation.

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

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is the stereogram of insulating body of the present utility model and second terminal winding relation.

Fig. 3 is a three-dimensional combination figure of the present utility model.

Fig. 4 is a front view of the present utility model.

Fig. 5 is along the A-A direction and show the cutaway view of the voice plug relation of pegging graft among Fig. 4.

Fig. 6 is the cutaway view behind the insertion voice plug in the socket connector shown in Figure 5.

As shown in Figure 1, the utility model socket connector comprises insulating body 1, the first terminal 2, second terminal 3 and members such as first signal terminal 4 and second signal terminal 5.Wherein, insulating body 1 is a hexahedron, the one side is made as interface 11, relative opposite side then is made as rear end face 12, be protruding with the docking section 110 of hollow cylindrical in its normal direction of interface 11 upper edges, in this docking section 110 vacancy be spliced eye 111, and this spliced eye 111 connects towards inner extension of insulating body 1 to rear end face 12 places of its relative opposite side and can insert wherein for voice plug (Fig. 5 shows).Being equipped with the scalariform concave surface on the local location of the upper surface 13 of this insulating body 1 and adjacent both side surface 14 thereof coats on it to cooperate the first terminal 2, wherein upper surface 13 set scalariform concave surfaces are provided with the groove 131 that connects to spliced eye 111 in abutting connection with interface 11 1 sides, and this groove 131 is provided with the inclined-plane 132 that is connected with the scalariform concave surface of upper surface 13 away from an end place of interface 11, and then the cave in suitable degree of depth and length of 110 top positions forms recess 112 to groove 131 other ends relative with this inclined-plane 132 in the docking section.Convex with buckle piece 141 in the scalariform concave surface of insulating body 1 side surface 14.In addition, please cooperate with reference to Fig. 2, be provided with first conduit 121 and second conduit 122 towards insulating body 1 inner the extension respectively from insulating body 1 rear end face 12 both sides along the direction that is parallel to side surface 14, and abut first conduit, 121 sides and also be provided with the 3rd conduit 123, and form a horizontal channel 124 along the direction that is parallel to upper surface 13 towards insulating body 1 inner recess away from a side of upper surface 13 at rear end face 12.And near side surface 14 rears second conduit 122 are provided with a breach 125 near rear end face 12 places, and itself and second conduit 122 connect.

Please continue with reference to Fig. 1, wherein the first terminal 2 is one " U " shape housing, and be coated on the upper surface 13 of insulating body 1 and the scalariform concave surface place of both side surface 14, it comprises an end face 21 and a left side, right two sides 22, go out slightly to enclosure interior bending and the quite flexible flexure strip 23 of tool by these end face 21 leading edge one punching out, and this flexure strip 23 slightly near the extending end 231 of perk the place, both sides of the edge bend respectively along the direction of parallel side 22 and extend to form contact chip 232, and a left side, buckle piece 141 with respect to insulating body 1 on the right flank 22 is provided with button hole 24, and then each is extended with towards circuit board plate face direction bending and is used for the engagement legs 25 of surface adhesion to the circuit board at its bottom edge place.In addition, second terminal 3 has the horizontal part 31 of en plaque, appropriate position punching out has the slightly flexible retaining sheet 33 of tool on it, extends an engagement legs 34 from a lateral buckling of horizontal part 31, then extends suitable length and is bent into the vertical component effect 32 of vertical configuration from its adjacent opposite side.In addition, first signal terminal 4 and second signal terminal 5 have

substrate

41,51 respectively, and wherein an end of first signal terminal, 4 longitudinal substrates 41 180 degree that turn back form a bending district 42, and the bending end in this bending district 42 is a buckling plate 43.From substrate 41 with respect near the other end in described bending district 42 along the flexible arm 44 of substrate 41 longitudinally punching out, it suitably bends perk and the tool favorable elasticity with respect to substrate 41, after suitably bending, be formed with the contact zone 45 of overshooting shape on this elastic arm 44 again, and this contact zone 45 extends the tail end 46 of the suitable degree of freedom of a tool certainly, and substrate 41 is extended with engagement legs 47 near the edge place, bottom side that bends district 42.Moreover, second signal terminal, 5 substrates, 51 upper punches are shaped on retaining sheet 511 in order to the fixing that matches with breach 125 on insulating body 1 side surface 14, and extend suitable length and bend slightly and obtain the extension board 52 of a tool favorable elasticity from substrate 51 1 sides, the extending end of this extension board 52 is provided with a kink 521, on this kink 521 and punching out go out to be projected on contact zone 522 outside the plate face, vertically convex with engagement legs 53 at substrate 51 on adjacent to the opposite side of extension board 52.

Please together with reference to Fig. 2 and shown in Figure 3, on the upper surface 13 that the first terminal 2 is corresponding to be coated on insulating body 1 and the side surface 14 in the set scalariform concave surface, and connect and stably fastening mutually by means of the buckle piece 141 of its button hole 24 with side surface 14.The flexure strip 23 of the first terminal 2 then is embedded in the groove 131 of upper surface 13 relatively, its end 231 also protrudes in the recess 112, and make its two contact chip 232 insert in the groove 131 and the protruding spliced eye inner surface place, 111 top (Fig. 4 shows) that is exposed to along the both sides of groove 131 respectively, thereby when inserting, the voice plug can contact the formation grounded circuit with this plug.Second terminal, 3 horizontal parts 31 insert and fix wherein by means of retaining sheet 33 along horizontal channel 124, only stay its engagement legs 34 to protrude from outside the insulating body 1, meanwhile (Fig. 5 shows) and be fixed in wherein in 32 corresponding insertion the 3rd conduits 123 of vertical component effect.In addition, first signal terminal 4 and second signal terminal 5 are organized respectively and are gone into insulating body 1 and make its

substrate

41,51 firmly are inserted in respectively in first conduit 121 and second conduit 122, as shown in Figure 5, the elastic arm 44 of first signal terminal 4 and the extension board 52 of second signal terminal 5 protrude out to spliced eye 111 sides respectively at this moment, make its contact zone 45 simultaneously, 522 protrude into position, spliced eye 111 both sides respectively, the tail end 46 of the elastic arm 44 of first signal terminal 4 and contacts with the vertical component effect 32 of this second terminal and is in ground state then between the vertical component effect 32 of the substrate 41 and second terminal 3.Thereby, when the voice plug does not insert, make it be in not electriferous state the electric signal ground connection on first signal terminal 4 by means of this second terminal 3, to avoid preceding on terminal, the accumulation of butt joint electrostatic charge is arranged, and the normal operation of other electron component around the influence.

After voice plug 6 inserts, as shown in Figure 6, the elastic arm 44 of first signal terminal 4 and the extension board 52 of second signal terminal 5 all are extruded to both sides, and because its elasticity separately makes its contact zone 45,522 can be respectively keep tight butt with the 3rd contact-segment 63, second contact-segment 62 of voice plug 6.At this moment, the elastic arm 44 of first signal terminal 4 is because pressurized produces strain, make its tail end 46 become by contact condition and separate off-state with the vertical component effect 32 of second terminal 3, thus make signal that first signal terminal 4 transmitted can be smoothly, stably derive by voice plug 6.As for the first terminal 2 after voice plug 6 inserts, its contact chip 232 can contact with first contact-segment 61 and constitute grounded circuit, and the first terminal 2 of this housing shape be coated on insulating body 1 outer and in addition ground connection and tool good cover effect, simultaneously its set two contact chips 232 of flexure strip 23 can and 61 bigger contacts area of formation of voice plug 6 first contact-segments, and the ground connection effect that makes the first terminal 2 is more comprehensive effectively, thereby can further strengthen the utility model socket connector antijamming capability and provide good signal to transmit.

Claims

1. socket connector, be installed on the computer main board and connect for the communication signal plug insertion, it comprises: a side is made as the insulating body of interface, its interface is provided with spliced eye, and this spliced eye connects to the rear end face of the relative opposite side of insulating body towards inner extension of insulating body, and contiguous spliced eye side is respectively equipped with the conduit that several insert for conducting terminal on this rear end face; And several signal terminals and be used for the first terminal of ground connection, these terminals are equipped with in order to join at least one engagement legs on the circuit board to, wherein the signal terminal correspondence is inserted in the conduit of insulating body, and the first terminal is for including an end face and a left side, the housing of " U " shape of right flank, it is coated on the insulating body surface, this the first terminal and each signal terminal are equipped with and extend in the spliced eye and the quite flexible contact site of tool, it is characterized in that: the contact site of the first terminal includes in two spliced eyes that protrude into insulating body and the contact chip that can contact with the communication signal plug different parts respectively at least.

2. socket connector as claimed in claim 1, it is characterized in that: the contact site of the first terminal is the flexure strip that the end face leading edge one punching out by this first terminal goes out, and described contact chip is to be protruded in the spliced eye by near the two lateral bucklings extending end of this flexure strip.

3. socket connector as claimed in claim 1 is characterized in that: the set conduit of insulating body rear end face comprises first, second and third conduit of perpendicular circuit board direction setting and the horizontal channel that the parallel circuit boards direction is provided with.

4. socket connector as claimed in claim 3, it is characterized in that: socket connector also is provided with second terminal that is used for ground connection, this second terminal comprises the horizontal part of vertical component effect and tool engagement legs, and wherein vertical component effect is inserted in the 3rd conduit, and horizontal part then is inserted in the horizontal channel.

5. socket connector as claimed in claim 4 is characterized in that: the horizontal part of second terminal is the surface plate lamellar body, and vertical component effect then is to be extended suitable length and be bent into vertical configuration by horizontal part one side, and horizontal part is provided with retaining sheet.

6. socket connector as claimed in claim 5 is characterized in that: the vertical component effect of second terminal is assembled in a signal terminal side and connects with this signal terminal and constitute a grounded circuit, and is off state when communication signal plug inserts the latter two separation of spliced eye.

7. socket connector as claimed in claim 1 is characterized in that: signal terminal comprises first signal terminal and second signal terminal, and each signal terminal all has planar substrates, and extends on substrate and provide flexible contact site.

8. socket connector as claimed in claim 2 is characterized in that: a side of insulating body upper surface abut interface is provided with and connects the groove that can hold the first terminal flexure strip and contact chip to spliced eye.

9. socket connector as claimed in claim 8, it is characterized in that: the groove of insulating body is provided with an inclined-plane away from a side of interface and links to each other with upper surface, and this groove then caves in the suitable degree of depth and length and is formed with the recess that can hold the flexure strip extending end near a side of interface.