CN107332002A

CN107332002A - Electric connector

Info

Publication number: CN107332002A
Application number: CN201710438471.4A
Authority: CN
Inventors: 郭斌; 俞春明; 张国华; 郑启升; 茆玉龙
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2014-08-25
Filing date: 2014-08-25
Publication date: 2017-11-07
Anticipated expiration: 2034-08-25
Also published as: CN107332002B; CN105449460A; CN105449460B

Abstract

The present invention discloses a kind of electric connector, and it includes terminal base and metal shell, and the terminal base includes body, the hyoplastron extended forward from body, the stage portion between body and hyoplastron, and terminal.The terminal includes being arranged in the contact site of hyoplastron and extends the pin of body, the metal shell 10 is fixed on the body and forms therebetween docking chamber around the hyoplastron and the stage portion, and the metal shell includes two opposing sidewalls 106 of upper wall 104, lower wall 105 and the upper and lower wall of connection.The upper wall of the metal shell close at front end be respectively equipped with two to docking chamber extension shell fragments 12, left and right is arranged in parallel each other for two shell fragments, and the upper wall is respectively equipped with the preceding salient point 141 and rear salient point 142 stamped out to the docking chamber in the front and back ends of neighbouring shell fragment.The internal face of the lower wall 105 is provided with to two fins 13 protruding out of docking chamber, and left and right is arranged in parallel each other and each fin extends along the longitudinal direction for two fins.The fin of metal shell of the present invention provides the good fixing effect of this electric connector and butt connector with forward and backward salient point.

Description

Electric connector

The application be in 08 month 2014 application number 201410418873.4 filed in 25 days, it is entitled " electric connector and The divisional application of its assemble method ".

【Technical field】

The present invention relates to a kind of electric connector.

【Background technology】

USB associations disclosed a kind of specifications for the New connector for being named as Type-C on the 11st in August in 2014, wherein inserting Head connector can insert socket connector with positive and negative both direction.Specifications show the structure of socket connector.I takes charge of actively The New connector is developed, and specifications connector is improved, so as to which a large amount of productions, improve efficiency.

【The content of the invention】

It is an object of the invention to provide a kind of electric connector, it has the metal shell of improvement.

To achieve the above object, the present invention can be adopted the following technical scheme that：A kind of electric connector, it includes terminal base and gold Belong to housing, the terminal base includes body, the hyoplastron extended forward from body, the step between body and hyoplastron Portion, and terminal, the terminal include being arranged in the contact site of hyoplastron and extend the pin of body, and the metal shell is consolidated It is scheduled on the body and forms therebetween docking chamber around the hyoplastron and the stage portion, the metal shell bag Include two opposing sidewalls of upper wall, lower wall and the upper and lower wall of connection；The upper wall of the metal shell is respectively equipped with closing at front end Two shell fragments to docking chamber extension, left and right is arranged in parallel each other for two shell fragments, and the upper wall is distinguished in the front and back ends of neighbouring shell fragment Provided with the preceding salient point and rear salient point stamped out to the docking chamber；The internal face of the lower wall is provided with two protruded out to docking chamber Fin, left and right is arranged in parallel each other and each fin extends along the longitudinal direction for two fins.

Compared to prior art, the fin of metal shell of the present invention provides this electric connector and in succession with forward and backward salient point Connect the good fixing effect of device.

【Brief description of the drawings】

Fig. 1 is the stereogram of electric connector of the present invention；

Fig. 2 is the stereogram of another angle of electric connector shown in Fig. 1；

Fig. 3 is the three-dimensional exploded view of terminal base shown in Fig. 1；

Fig. 4 is the three-dimensional exploded view of another angles of Fig. 3；

Fig. 5 to Fig. 7 is the assembling process figure of terminal base；

Fig. 8 is the part isometric exploded view of Fig. 1 electric connectors；

Fig. 9 is the part isometric exploded view of another angles of Fig. 8；

Figure 10 is profiles of the Fig. 1 along dotted line A-A；

Figure 11 is the stereogram that Fig. 9 terminal bases are separated each other with ground loop；And

Figure 12 is the stereogram that Fig. 1 socket connectors have weld mark.

【Embodiment】

The present invention is described in detail with reference to drawing.

It please join shown in Fig. 1 to Fig. 2, electric connector 100 of the present invention is a kind of plate terminal adapter, electric connector has by metal Housing 10 runs through forward around docking chamber 101, docking chamber is formed, and flat hyoplastron 102 extends into docking chamber 101, hyoplastron Two surfaces are arranged with terminal 63,53.See from front to back, the cross section of the docking chamber is in approximate ellipsoidal structure, and is docked Being symmetrical arranged in left and right, up and down direction on hyoplastron 102 of chamber 101, i.e., the socket connector 100 can connect for corresponding plug Connect the insertion of device (not shown) both forward and reverse directions.The outside of metal shell 10 is fixed with a metal cap 20, the both sides of the metal cap Provided with the pin 21 extended downwardly, for electric connector is fixed on circuit board (not shown), outside the covering metal of metal cap 20 The top surface of shell, two sides and below, play preferable bridging effect, especially the rear wall 22 of metal cap not only shielded electrical connector Rear end face, and with surface soldered pad 23, play a part of auxiliary welding.

The concrete structure and assembling process of electric connector is described below, joins Fig. 3-Fig. 4, electric connector 100 includes hyoplastron part 30th, ground loop 40, the upper and lower end submodule group 60,50 with above-mentioned terminal and above-mentioned metal shell 10 and metal cap 20, hyoplastron part Inside it is provided with shield 31.

Refering to Fig. 3~Fig. 9, shield 31 with the method that plastic-injection is molded by forming above-mentioned hyoplastron part 30, hyoplastron part Including insulation division 32, the front area 311 of above-mentioned shield 31 is embedded in insulation division 32, and Background Region 312 is then exposed exhausted Outside edge, the both sides of the edge of front area and leading edge protrude out leading edge and the lateral margin of insulation division respectively, and especially insulation division is in side Edge goes out to form breach so that shield 31 expose come, in this way, shield not only have screening effect, and the breach provide with The docking clasp effect of butt connector, shield exposes to also contribute to strengthen the intensity of hyoplastron 102 and prevent docking from connecting The destruction that device is produced when being hit to hyoplastron.Two surfaces that insulation division 32 is located at shield both sides are respectively formed with terminal groove 321, Above-mentioned shield 31 is located between the terminal groove of hyoplastron part both sides, and insulation division is being not provided with the place of terminal groove provided with some big The small circular hole 322 that differs, the circular hole is that mould compresses the formation of shield backed off after random in injection molding process.

Two tabular grounding parts 42 that ground loop 40 includes the ring part 41 of rectangle and extended from the back edge of ring part, often Shell fragment 43 is stamped with individual grounding parts, each shell fragment extends from front to back and some shell fragments are in transversely arranged.Join Fig. 5-6, ground connection Ring 40 from back to front be inserted in hyoplastron part 30 and be fixed on the both lateral sides side of hyoplastron part, ground loop by (the arrow A directions shown in Fig. 5) There is certain interval 39 with two sides of hyoplastron part.Hyoplastron part 30 includes the hyoplastron 33 and the fixed part positioned at rear side positioned at front side 34, on horizontal direction (the B-B directions shown in Fig. 5), the size of hyoplastron 33 is more than fixed part 34.Ground loop 40 is inserted in hyoplastron part After 30, above-mentioned ground loop 40 is set on fixed part 34, two shortwalls 411 of ring part 41 be fixed on two sides of fixed part and Ground loop is pressed on forward behind the both sides of hyoplastron 33, and two longwells 412 of ring part then leave above-mentioned space 39 with hyoplastron part, Two grounding parts are then located at the both sides of the Background Region 312 of shield 31 respectively.

Above-mentioned lower terminal module 50 includes body 51, the stage portion 52 on front side of body and upper terminal 53, upper end Son 53 includes extending anteriorly out the contact site 531 of stage portion and extends the pin 532 of body.Lower terminal module 50 is by upper Terminal 53 and the insulative body portion 51 formed by terminal 53 and plastic-injection and stage portion 52, upper terminal also include being embedded in plastic cement Interior pars intermedia (non-label), pin is bent downwards from the rear end of body 51, forms through hole type welding foot, and pin is arranged in two rows Row.Such as Fig. 6, Fig. 7, the space 39 from back to front through ground loop and hyoplastron part of lower terminal module 50 and be fixed on hyoplastron part 30 lower surface.The contact site 531 of lower terminal is housed in terminal groove 321a just.Then by the bottom-up installation of keeper 70 Enter the pin 532 of the lower terminal of lower terminal module, the two ends of keeper 70 have a lock pin 71 upwardly extended, lock respectively Pin has outwardly hook part 711, for hook in the recessed joint 5112 of the lower surface of the insulation division of lower terminal module.

The above-mentioned structure of upper terminal module 60 is roughly the same with lower terminal module, and upper terminal module 60 includes body 61, position Stage portion 62 and upper terminal 63 on front side of body, upper terminal 63 include extending anteriorly out the contact site 631 of stage portion and prolonged Stretch out the pin 632 of body.The insulation sheet that lower terminal module 60 is formed by upper terminal 63 and by upper terminal and plastic-injection Body portion 61 and stage portion 62, upper terminal also include the pars intermedia (non-label) being embedded in plastic cement, and pin is from after body 61 End bending downwards, forms surface soldered type pin, and pin is arranged in two rows.Such as Fig. 7-Fig. 8, upper terminal module 60 is worn from back to front The space 39 crossed between ground loop and hyoplastron part and the upper surface for being fixed on hyoplastron part 30.The contact site 632 of upper terminal is received just Hold in terminal groove 321b.

Wherein, as shown in Figure 3, Figure 4, the fixed part 34 of hyoplastron part is being provided with block 341 with the junction of hyoplastron 33, and block exists Fixed part 34 is protruded out on vertical direction between hyoplastron, the both sides of the stage portion 52 of lower terminal module 50 are provided with notch part 521, notch part and block complementary fit.After the insertion of lower terminal module, notch part 521 coordinates with block 341 just, can prevent Lower terminal module is moved forward；Upper terminal module also has corresponding structure.Lower terminal module is with upper terminal module in opposite face The fixing rib 513 extended along the longitudinal direction and groove 613, fixing rib and groove cooperation complimentary to one another are respectively equipped with, in this way, upper When terminal module inserts space 39, the groove 613 of upper terminal module is limited to be moved along fixing rib 513, is accurately led so as to play Draw the effect installed and be accurately positioned.

In summary, the ground loop 40 is inserted in hyoplastron part and is fixed on the both lateral sides side of hyoplastron part from back to front, connects Two sides of ground ring and hyoplastron part have a certain interval, upper and lower end submodule group insert above-mentioned gap from back to front and therefore be scheduled on this In gap, the contact site of upper and lower terminal is respectively received in terminal groove, and the stage portion of upper and lower end submodule group is fixed on ground loop Interior, so as to form terminal base 103, as shown in Figure 8, Figure 9, terminal base includes body (by the body structure of upper and lower end submodule group Into), hyoplastron 102 (i.e. the hyoplastron 33 of hyoplastron part is constituted), the stage portion between body and hyoplastron is (by upper and lower end submodule The stage portion of group) constitute, terminal (including upper and lower terminal) is fixed on body and the contact site including being arranged in hyoplastron 102, gold Category housing 20 is fixed on body and forms therebetween docking chamber around hyoplastron and stage portion, the ring part of ground loop 40 It is fixed on stage portion, the opposite sides and grounding parts that two grounding parts are attached to body respectively form and flexible be pressed on metal The shell fragment of housing.The grounding parts are attached to the body of upper and lower end submodule group, and body is provided with shallow recess 611,511 (such as Shown in Fig. 3, Fig. 4), flat grounding parts are contained in front recess 611,511 just.As shown in Figure 10, the front portion of shield Region 311 is embedded in hyoplastron part, and Background Region 312 is exposed outside hyoplastron part and to be clamped in the body of upper and lower end submodule group Between portion 61,51.

Then, Fig. 8 to Figure 10 is joined, metal shell 10 is arranged on terminal base 103.Metal shell 10 is fixed on upper and lower end The body 61,51 of submodule group and around between hyoplastron part and ground loop, and metal shell and hyoplastron part and ground loop formed before State docking chamber 101.Metal shell 10 includes two opposing sidewalls 106 of upper wall 104, lower wall 105 and the upper lower wall of connection, metal-back The upper wall 104 of body 10 close at front end be respectively equipped with two to docking chamber 101 extend shell fragments 12, two shell fragments 12 or so are each other Almost parallel arrangement, each shell fragment 12 extends from front to back, and upper wall 104 is respectively equipped with to right in the front and back ends of neighbouring shell fragment 12 Preceding salient point 141 and rear salient point 142 that chamber 101 stamps out are connect, the internal face of lower wall 105 is provided with two protruded out to docking chamber 101 Fin 13, two fins or so fin 13 arranged in parallel and each extends along the longitudinal direction, and metal shell 10 is behind its both sides End is provided with pin 11, and pin 11,21 is in tandem.From fig. 10 it can be seen that the leading edge 131 of preceding salient point 141 and fin is substantially In consistency from top to bottom, rear salient point 142 then compared with fin trailing edge more posteriorly.Shell fragment provides the good contact with butt connector device, convex Rib and forward and backward salient point then provide the good fixing effect of electric connector and butt connector, it is to avoid butt connector there may be Rock.

Finally, metal cap 20 is welded on metal shell 10 by laser welding mode, and (surface has weldering as shown in figure 12 Lapping defect mark 25), convex cap 24 is provided with the corresponding shell fragment 12 of metal cap, for the certain displacement space of the shell fragment 12 of metal shell.

Claims

1. a kind of electric connector, it includes terminal base and metal shell, and the terminal base includes body, prolonged forward from body The hyoplastron stretched, the stage portion between body and hyoplastron, and terminal, the terminal include the contact site for being arranged in hyoplastron And extending the pin of body, the metal shell is fixed on the body and around the hyoplastron and the stage portion Therebetween docking chamber is formed, the metal shell includes two opposing sidewalls of upper wall, lower wall and the upper and lower wall of connection；Its It is characterised by：The upper wall of the metal shell close at front end be respectively equipped with two to docking chamber extension shell fragments, two shell fragments Left and right is arranged in parallel each other, and the upper wall is respectively equipped with the lordosis stamped out to the docking chamber in the front and back ends of neighbouring shell fragment Point and rear salient point；The internal face of the lower wall is provided with to two fins protruding out of docking chamber, two fins left and right parallel each other Arrange and each fin extends along the longitudinal direction.

2. electric connector as claimed in claim 1, it is characterised in that：Each fin has leading edge and trailing edge, the preceding salient point Be in consistency from top to bottom with the leading edge of fin, the rear salient point then compared with fin trailing edge more posteriorly.

3. electric connector as claimed in claim 2, it is characterised in that：The electric connector includes metal cap, the metal cap The upper wall of metal shell is welded on by laser welding welding manner.

4. electric connector as claimed in claim 3, it is characterised in that：The metal cap is at the correspondence shell fragment provided with convex Cap, for the certain displacement space of shell fragment.

5. electric connector as claimed in claim 4, it is characterised in that：The metal cap includes covering the electric connector rear end The rear wall in face, the root edge of the rear wall protrudes out the pad with surface soldered.

6. the electric connector as described in claim 1 or 5, it is characterised in that：The electric connector includes ground loop, the ground connection Ring is fixed on stage portion.

7. electric connector as claimed in claim 6, it is characterised in that：The ground loop includes the ring part for being fixed on stage portion And two grounding parts extended back from ring part, the grounding parts are attached to the body, grounding parts Mechanical Contact metal Housing.

8. electric connector as claimed in claim 7, it is characterised in that：Each grounding parts are stamped and formed out flexible being pressed on metal The transversely arranged shell fragment of one row of housing, each shell fragment extends from front to back.

9. electric connector as claimed in claim 1, it is characterised in that：The electric connector includes the keeper of positioning terminal pin, The keeper two ends have a lock pin upwardly extended respectively, and the lock pin is fixed on body.