CN202797427U

CN202797427U - Electric connector

Info

Publication number: CN202797427U
Application number: CN 201220373355
Authority: CN
Inventors: 李立周; 张道宽
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: 2012-04-03
Filing date: 2012-07-31
Publication date: 2013-03-13
Anticipated expiration: 2022-07-31
Also published as: CN103367966A; CN202797464U; CN103367966B

Abstract

Disclosed in the utility model is an electric connector that comprises an insulated body, a seat body arranged at the rear end of the insulated body, and a metal shell covering the insulated body and the seat body. The metal shell includes a front shell body and a rear shell body; the front shell body includes a top shell wall and side shell walls that are provided with outer surfaces and inner surfaces; and the top shell wall is provided with a fitting surface cooperated with the outer surfaces. Besides, the rear shell body includes a rear wall and support plates extended forwardly from the rear wall; and the support plates are supported at positions, corresponding to cooperation positions of the outer surfaces and the fitting surfaces, at the inner surfaces.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, relates in particular to the fit structure of metal shell in this electric connector.

[background technology]

The notification number of announcing on October 21st, 2009 is that the TaiWan, China patent of M367502 has disclosed a kind of electric connector, it comprises insulating body, coated insulation body and first, second housing that mutually fastens, be provided with an accommodation space between described the first housing and insulating body, the first housing comprises shell wall, both sides shell wall, the limit section of side shell wall is provided with lug, the parallel both sides of described upper shell wall shell wall is extended with kink, and the position of the corresponding aforementioned lug of described kink is provided with the draw-in groove that cooperates with lug.In lug was immobilizated in draw-in groove, lug offside shell wall produced the active force towards accommodation space, so that the first housing easily is being subjected to force direction to produce distortion, thereby caused the second housing to come off, and the resistance to overturning of electric connector is poor.

In view of above problem, be necessary prior art is improved to overcome defects in fact.

[utility model content]

Technical problem to be solved in the utility model is to provide a kind of metal shell to cooperate more firm, more stable electric connector.

For solving the problems of the technologies described above, the utility model can adopt following technical scheme: a kind of electric connector, it comprises insulating body, be arranged at the pedestal of insulating body rear end and the metal shell of coated insulation body and pedestal, described metal shell comprises procapsid and back casing, described procapsid comprises the shell roof, shell side wall, described shell side wall is provided with outside and inner face, described shell roof is provided with the mating surface that cooperates with the outside, described back casing comprises a rear wall, from the support chip that rear wall extends forward, described support chip is supported in inner face corresponding to outside and mating surface cooperation position place.

The implementation structure is as follows:

Described procapsid and back casing are separate type.

Described outside and mating surface are for being clasped.

Described outside outwards stretches out a fastening piece, and the position of the corresponding aforementioned fastening piece of described mating surface is provided with the draw-in groove that cooperates with fastening piece.

Described insulating body and pedestal are formed with step, are formed with accommodation space between described procapsid and the pedestal, and the shell roof of procapsid, shell side wall and pedestal ring are established and formed this accommodation space.

The support chip that described back casing is provided with is contained in the aforementioned accommodation space.

Described shell side wall also stretches out a lug in its outside, and the corresponding shell side wall of aforementioned rear wall is provided with extension, and the position of the corresponding lug of described extension is provided with the slotted eye that matches with lug.

Described shell roof is provided with some holding slots, the position of the corresponding holding slot of back casing is provided with somely can insert the insertion sheet that cooperates with holding slot, described insertion sheet comprise from aforementioned rear wall bend extended connecting portion and from the connecting portion bending to insertion section that the holding slot direction is extended.

Described insulating body and pedestal are for being clasped.

Described pedestal is provided with a groove, and described insulating body is provided with the boss that is clasped with groove.

Compared to prior art, the utility model has following advantage at least: when back casing with after procapsid cooperates, support chip is supported in inner face corresponding to outside and mating surface cooperation position place, so that the fastening piece that the outside is provided with cooperates more firm, more stable with the draw-in groove that mating surface is provided with, and the pedestal that is positioned at the insulating body rear side can be supported in the slotted eye cooperation position place that lug and rear wall are provided with, and more strengthened the fiting effect of back casing and procapsid.So design, metal shell is not yielding, has guaranteed the stability of electric connector integral body.

[description of drawings]

Fig. 1 meets the electric connector assembling of the utility model the first embodiment in the stereogram of the external circuit board;

Fig. 2 is the three-dimensional exploded view of electric connector shown in Figure 1;

Fig. 3 is another visual angle three-dimensional exploded view of electric connector shown in Figure 1;

Fig. 4 is the decomposed figure at another visual angle of electric connector shown in Figure 1;

Fig. 5 is another visual angle decomposed figure of electric connector shown in Figure 4;

Fig. 6 is that electric connector assembling shown in Figure 1 is in the front view of the external circuit board;

Fig. 7 is the stereogram that meets the electric connector of the utility model the second embodiment;

Fig. 8 is the stereogram at another visual angle of electric connector shown in Figure 7;

Fig. 9 is the decomposed figure of electric connector shown in Figure 8;

Figure 10 is the exploded view of electric connector shown in Figure 8;

Figure 11 is the exploded view of electric connector shown in Figure 7.

[embodiment]

Such as Fig. 1, Fig. 2 and shown in Figure 3, for meeting the electric connector 100 of the utility model the first embodiment, it can be mounted to a external circuit board 6 and insert for butt connector (not shown).This electric connector 100 comprises insulating body 1, be immobilizated in the magnetic element 3 of insulating body 1 rear end, be installed on magnetic element 3 front ends terminal module 2, be coated on insulating body 1 outer metal shell 4 and indicating device 5.

Such as Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the upper wall 12 that insulating body 1 is provided with interface 11, the rear wall 13 relative with interface 11, extend back from interface 11 upsides, the diapire 14 that is oppositely arranged with upper wall 12 and extend back and be connected the two side 15 of interface 11 and rear wall 13 from interface 11 arranged on left and right sides, the bottom surface of this diapire 14 forms installed surface 140.Described interface 11 is concaved with the receiving space 10 that inserts for butt connector.Described receiving space 10 runs through interface 11 and form docking port 111 on interface 11, runs through diapire 14 and form storage tank 141 on diapire 14.Insulating body 1 convexes with holding firmware 112 in opposite directions in the two relative side of storage tank 141, this holding firmware 112 is in order to fix described butt connector, described holding firmware 112 extends and protrudes out the installed surface 140 of diapire 14 downward vertically, be that holding firmware 112 is provided with a supporting surface 113, this supporting surface 113 is positioned at the outside of installed surface 140, and supporting surface 113 be arranged in parallel with installed surface 140 in the present embodiment.Insulating body 1 is provided with two fins 142 in installed surface 140 front ends, and these two fins, 142 intervals arrange and lay respectively at storage tank 141 both sides.Described upper wall 12 is provided with the some terminal containing slots 121 that run through upper wall 12, the bottom of described rear wall 13 is convexly equipped with a boss 131, these rear wall 13 both sides recess 132 that also sets to the concave respectively, this recess 132 is positioned at the both sides, top of boss 131, and described sidewall 15 also offers the conduit 151 of accommodating indicating device 5.

Terminal module 2 comprises locating piece 21 and is installed on some docking terminals 22 on the locating piece 21.Described locating piece 21 comprises a crossbeam 211 and is the fixed block 212 that is positioned at crossbeam 211 two ends.This fixed block 212 arranges perpendicular to crossbeam 211.Described fixed block 212 bottom surfaces are to downward-extension one cylinder 2121, and this fixed block 212 comprises that also one is fastened in the projection 2122 of recess 132.Described docking terminal 22 comprises the elastic contact part 221 that contacts with butt connector (not shown), bends holding parts 223 and the weld part 222 of extension from contact site 221 1 ends downwards, in the present embodiment, the holding parts 223 of docking terminal 22 is shaped in crossbeam 211, certainly, docking in other embodiments terminal 2 also can be assembled in the crossbeam 211.

Magnetic element 3 is provided with upper surface 31, the lower surface 33 that is oppositely arranged with upper surface 31 and the assembling face 32 of assembling mutually with insulating body 1, and described upper surface 31 front end both sides are respectively equipped with an opening 311; Be arranged with a groove 321 on the described assembling face 32, the boss 131 of rear wall 13 is contained in this groove 321; Both sides, described lower surface 33 rear end are convexly equipped with respectively a supporter 331 downwards, and this supporter 331 comprises that one is parallel to the seating surface 332 of lower surface 33, and described seating surface 332 is coplanar with supporting surface 113, so that electric connector 100 stable being arranged on the external circuit board 6.

Metal shell 4 comprises procapsid 41 and the back casing 42 that cooperatively interacts.Procapsid 41 is provided with the shell docking wall 411 that coats interface 41, the shell roof 412 that extends back from shell docking wall 411 upsides reaches the shell side wall 413 that extends back from shell docking wall 411 left and right sides.Described shell docking wall 411, shell roof 412 and shell side wall 413 enclose and form host cavity 410, described shell docking lower end, wall 411 both sides protrudes out a pair of fastener 414 relatively, each fastener 414 extends a cramp 4141 backwards from the bottom, described cramp 4141 is provided with a bottom surface 4142 parallel with shell roof 412, and described fastener 414 outsides are respectively equipped with opening 415.Described shell roof 412 is provided with some shell fragments 4121, and shell side wall 413 rear ends are respectively equipped with lug 4131.Described back casing 42 both sides are respectively equipped with clasp sheet 421, and this clasp sheet 421 fastens with the lug 4131 of procapsid 41.

As described in Fig. 4 to Fig. 6, in electric connector 100 assembling process, the cylinder 2121 of terminal module 2 inserts in the opening 311 of magnetic element 3 upper surfaces 31, so that terminal module 2 is installed on magnetic element 3 front ends; Again terminal module 2 and magnetic element 3 are assembled in forward on the insulating body 1, so that the projection 2122 of terminal module 2 is fastened in the recess 132 of insulating body 1 rear wall 13, docks terminal 22 this moment and be contained in the terminal containing slot 121 and elastic contact part 221 protrudes in the receiving space 10; Indicating device 5 is contained in the conduit 151; The procapsid 41 of metal shell 4 is sheathed on outside the insulating body 1; the shell docking wall 411 of described procapsid 41 is covered in the interface 11 of insulating body 1 with protection insulating body 1; cramp 4141 is held in the installed surface 140 of insulating body 1 and fixes with fin 142, and cramp 4141 is held in behind the installed surface 140 so that cramp 4141 bottom surfaces 4142 are positioned at same plane with supporting surface 113 in the present embodiment.Back casing 42 is held on the procapsid 41 from back to front, and the clasp sheet 421 of this back casing 42 is interlocked with the lug 4131 of procapsid 41.When electric connector 100 is mounted to the external circuit board 6, the supporting surface 113 of described holding firmware 112 is supported in the external circuit board 6, can satisfy the client to the demand of the larger centre-to-centre spacing of product, and the supporting surface 113 of holding firmware 112 is positioned at same plane with the seating surface 332 of supporter 331, be supported in simultaneously on the external circuit board 6, can prevent electric connector 100 run-off the straights, the holding firmware 112 of the utility model electric connector 100 has the effect of snap close butt connector, and this holding firmware 112 also has the effect of supporting electric connection 100 simultaneously.

Extremely shown in Figure 11 such as Fig. 7, for meeting the electric connector 100 ' of the utility model the second embodiment, it can dock with butt connector (not shown), and this electric connector 100 ' comprises insulating body 1 ', is arranged at the pedestal of insulating body 1 ' rear end and the metal shell 4 ' of coated insulation body 1 ' and pedestal 7.Described metal shell 4 ' comprises procapsid 41 ' and the back casing 42 ' that cooperatively interacts.In present embodiment, procapsid 41 ' is separate type with back casing 42 '.Certainly, the utility model is equally applicable to procapsid 41 ' and is the structure of integral type with back casing 42 '.

Described pedestal 7 comprises internal circuit board 30, some magnetic coils 23 and the host body 25 of terminal module 2 ', holding terminals module 2 '.Positioning component 20 comprises the internal circuit board 30 of terminal module 2 ' and holding terminals module 2 ', and terminal module 2 ' comprises the locating piece 21 ' of some docking terminals 22 ' and fixing docking terminal 22 '.30 are provided with some electronic components 301 and conductive hole 302 on the internal circuit board.The assembling face 32 ' that host body 25 is provided with some conversion terminals 34 and assembles mutually with insulating body 1 ', conversion terminal 34 can cooperate with aforementioned conductive hole 302, and assembling face 32 ' is concaved with a groove 321 '.Described groove 321 ' rear end also is provided with the groove 323 ' of accommodating aforementioned magnetic coil 23.

Described insulating body 1 ' and pedestal 7 are for being clasped.Insulating body 1 ' has interface 11 ', the rear wall 13 ' relative with interface 11 ', extends back and connect interface 11 ' from the interface 11 ' left and right sides and are connected with rear wall ' upper wall 12 ' extend back with diapire 14 ', from the interface 11 ' left and right sides and be connected the sidewall 15 ' of interface 11 ' and rear wall 13 '.Described interface 11 ' is concaved with the receiving space 10 ' that inserts for butt connector, and receiving space 10 ' runs through interface 11 ' the upper docking port 111 ' that forms.Described sidewall 15 ' relative orientation receiving space 10 ' is concaved with some flutings 152 and conduit 154.Described rear wall 13 ' is provided with the some terminal containing slot 121 ' of docking terminal 22 ' and boss 131 ' that are positioned at terminal containing slot 121 ' below of accommodating.Described boss 131 ' is clasped in aforementioned grooves 321 '.Certainly, in other modes, terminal containing slot 121 ' also can be arranged on other walls of insulating body 1 '.

After electric connector 100 ' assembling is finished, insulating body 1 ' is formed with step (not label) with pedestal 7, is formed with accommodation space 101 between pedestal 7 and the procapsid 41 '.Procapsid 41 ' comprises shell roof 412 ', shell side wall 413 '.The shell roof 412 ' of described procapsid 41 ', shell side wall 413 ' and pedestal 7 rings are established and are formed aforementioned accommodation space 101.Shell side wall 413 ' is provided with outside 4133 and inner face 4135, and shell roof 412 ' is provided with the mating surface 4120 that cooperates with outside 4133.Described outside 4133 and mating surface 4120 are for being clasped.Outside 4133 outwards stretches out a fastening piece 4130, and described mating surface 4120 corresponding aforementioned fastening pieces 4130 positions are provided with the draw-in groove 4123 that cooperates with fastening piece 4130.Described shell side wall 413 ' also stretches out a lug 4131 ' in aforementioned outside 4133.

The support chip 423 that described back casing 42 ' comprises a rear wall 420, extends forward from rear wall 420.When back casing 42 ' with after procapsid 41 ' cooperates, support chip 423 is contained in the aforementioned accommodation space 101, and is supported in inner face 4135 corresponding to outside 4133 and mating surface 4120 cooperation position places.So design, after can preventing outside 4133 and mating surface 4120 cooperating, shell side wall 413 ' is subject to the active force towards accommodation space 101, and causes procapsid 41 ' being subjected to force direction to produce distortion, further causes back casing 42 ' to come off and electric connector 100 ' resistance to overturning variation.Rear wall the 420 ' corresponding shell side wall 413 ' is provided with extension 425, and the position of extension 425 corresponding lugs 4131 ' is provided with the slotted eye 4251 that matches with lug 4131 '.The pedestal 7 that is positioned at insulating body 1 ' rear end further can be supported in shell side wall 413 ' upper lug 4131 ' and slotted eye 4251 cooperation position places, has more strengthened the fiting effect between procapsid 41 ' and the back casing 42 '.Prevent when stressed, make procapsid 41 ' cause electric connector 100 ' resistance to overturning variation towards the Direction distortion of accommodation space 101.

The shell roof 412 ' of described procapsid 41 ' has some holding slots 416.The position of back casing the 42 ' corresponding holding slot 416 is provided with some insertion sheets 422.Inserting sheet 422 cooperates for inserting with holding slot 416.Described insertion sheet 422 is integrated punching structure with aforementioned rear wall 420, and this insertion sheet 422 comprises that bending extended connecting portion 4221 from rear wall 420 reaches the insertion section 4203 to the extension of holding slot 416 directions from connecting portion 4221 bendings.

Described electric connector 100 ' also comprises the indicating device 5 ' that is contained on the insulating body 1 ', and described indicating device 5 ' is in order to show the operating state of this equipment, and it comprises indicator light 51 and the conduction stitch 53 that connects indicator light 51.Described indicator light 51 fluting 152 that the sidewall 15 ' of aforementioned dielectric body 1 ' is provided with of can packing into, conduction stitch 53 are contained in the conduit 154 that the sidewall 15 ' of insulating body 1 ' is provided with.

Claims

1. electric connector, it comprises insulating body, is arranged at the pedestal of insulating body rear end and the metal shell of coated insulation body and pedestal, described metal shell comprises procapsid and back casing, described procapsid comprises shell roof, shell side wall, it is characterized in that: described side shell wall is provided with outside and inner face, described shell roof is provided with the mating surface that cooperates with the outside, described back casing comprises a rear wall, from the support chip that rear wall extends forward, described support chip is supported in inner face corresponding to outside and mating surface cooperation position place.

2. electric connector as claimed in claim 1, it is characterized in that: described procapsid and back casing are separate type.

3. electric connector as claimed in claim 1, it is characterized in that: described outside and mating surface are for being clasped.

4. electric connector as claimed in claim 3, it is characterized in that: described outside outwards stretches out a fastening piece, and the position of the corresponding aforementioned fastening piece of described mating surface is provided with the draw-in groove that cooperates with fastening piece.

5. electric connector as claimed in claim 1, it is characterized in that: described insulating body and pedestal are formed with step, are formed with accommodation space between described procapsid and the pedestal, and the shell roof of procapsid, shell side wall and pedestal ring are established and are formed this accommodation space.

6. electric connector as claimed in claim 5, it is characterized in that: the support chip that described back casing is provided with is contained in the aforementioned accommodation space.

7. electric connector as claimed in claim 1 is characterized in that: described side shell wall also stretches out a lug in its outside, and the corresponding shell side wall of aforementioned rear wall is provided with extension, and the position of the corresponding lug of described extension is provided with the slotted eye that matches with lug.

8. electric connector as claimed in claim 1, it is characterized in that: described shell roof is provided with some holding slots, the position of the corresponding holding slot of back casing is provided with somely can insert the insertion sheet that cooperates with holding slot, described insertion sheet comprise from aforementioned rear wall bend extended connecting portion and from the connecting portion bending to insertion section that the holding slot direction is extended.

9. electric connector as claimed in claim 4, it is characterized in that: described insulating body and pedestal are for being clasped.

10. electric connector as claimed in claim 9, it is characterized in that: described pedestal is provided with a groove, and described insulating body is provided with the boss that is clasped with groove.