CN2682674Y

CN2682674Y - Electric connector

Info

Publication number: CN2682674Y
Application number: CN 200320119939
Authority: CN
Inventors: 章安义; 陈启明
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: 2003-11-21
Filing date: 2003-11-21
Publication date: 2005-03-02
Anticipated expiration: 2013-11-21

Abstract

The utility model discloses an electric connector, comprising an insulating body, a plurality of conductive terminals accommodated inside the insulating body and a shielding plate body coated outside the insulating body. The insulating body is provided with an external surface and a convex block arranged on the external surface for holding the shielding plate body; the convex block includes a root part connected with the outer surface of the convex block. The shielding plate body includes a cut and a narrow slit. The cut is concavely arranged on the edge of the shielding plate body; the narrow slit is punched on the periphery of the open-end of the cut; the width of the open-end of the cut is slightly smaller than that of the root part of the convex block; the root part of the convex block is tightly clamped inside the cut to force the area of the shielding plate body positioned between the cut and the narrow slit to deform; the narrow slit is used for the deformation to occur freely, so as not to make the whole shielding plate body warped, which lowers the fraction defective of products.

Description

Electric connector

[technical field]

The utility model is relevant a kind of electric connector, refers to a kind of electric connector that covers plate body that has especially.

[background technology]

Electric connector normally is used for electrically connecting two electronic equipments that separate with the signal of reaching this two electric room, the transmission of electric power.For guaranteeing the reliable transmission of signal, electric power, electric connector generally is provided with the masking device that prevents electromagnetic interference (EMI).

Chinese patent on December 1st, 1999 bulletin has disclosed a kind of electric connector No. 98252259.2, and it includes the insulating body of lengthwise and hides the plate body that covers on the outer surface of insulating body.Insulating body is provided with some "T"-shaped projections that are positioned on its outer surface.The described plate body that covers is to be stamped to form by metal material, shears in the upper limb that covers plate body to be formed with some sheared edges.Because the width of the root of "T"-shaped projection is greater than the width of sheared edge, so the root that connects with insulating body of "T"-shaped projection, covers plate body by being held in the corresponding sheared edge tightly promptly firmly, be installed on the insulating body reliably like this.Yet; this kind fixing mode of covering plate body may cause some unfavorable problems; for example cover plate body and have enough big retain strength in order to make; the width of the root of projection and the width of sheared edge differ and also certainly will require enough greatly; be assembled on the insulating body in covering plate body in such cases; cover plate body through regular meeting and push and the situation of warpage, thereby the fraction defective of product is raise owing to holding root that can't stand "T"-shaped projection.

Be with, what but be necessary to design a kind of improvement covers plate body to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector, and it has assembling and covers plate body firmly, reliably.

For achieving the above object, the utility model adopts following technical scheme: a kind of electric connector, it comprises insulating body, be contained in the plurality of conductive terminals in the insulating body and be coated on insulating body outer cover plate body, insulating body has outer surface and is provided with the projection that fixing covers body that is used on the outer surface, described projection includes the root that is connected with outer surface, covering plate body includes edge thereon and is arranged with the otch of formation and dashes the slit of establishing around the free end of otch, the free-ended width of described otch is slightly smaller than the width of the root of projection, the root of projection tightly be held in the otch and the crowded region deformation between otch and slit that covers plate body.

Compared with prior art, the utility model electric connector has following beneficial effect: it establishes slit by dashing around the free end of otch, make above-mentioned distortion only limit to cover plate body in the zone between slit and the corresponding otch, having reserved also for simultaneously above-mentioned distortion allows in the space, thereby be unlikely to make the whole plate body generation warpage of covering, reduced the fraction defective of product.

[description of drawings]

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

Fig. 2 is the three-dimensional combination figure of the utility model electric connector.

Fig. 3 is the cutaway view of the utility model electric connector along line A-A direction shown in Figure 1.

Fig. 4 is the front plan view of covering plate body of electric connector shown in Figure 1.

[embodiment]

See also Fig. 1 and shown in Figure 2, the utility model electric connector 1 can be installed on the circuit board (not shown), its include the lengthwise configuration insulating body 10, be contained in the plurality of conductive terminals 20 in the insulating body 10 and be coated on the outer a pair of lamellar body 30 that covers of insulating body 10.

See also shown in Figure 1ly, lengthwise insulating body 10 has interface 11 and the installed surface 12 relative with interface 11.On longitudinal direction, extend to form opposing parallel and at a distance of a pair of longitudinally side wall 13 of a segment distance, in extending to form the pair of end walls 14 that connects two side 13 to installed surface 12 from interface 11 in a lateral direction to installed surface 12 from interface 11.Each sidewall 13 has the outside outer surface 130 of one side.On interface 11, be recessed to form the annular that is positioned at two

side

13 and 14 of end walls and dock chamber 15 in order to the docking site of accommodating butt connector (not shown) to installed surface 12 directions.This insulating body 10 also include one by annular butt joint chamber 15 around and protrude in the docking section 16 of interface 11 and be located at the relative two sides of docking section 16 and the some passages 17 of accommodating that communicate with butt joint chamber 15.Plurality of conductive terminals 20 is to be contained in corresponding accommodating in the passage 17, and wherein each conducting terminal 20 includes and protrudingly deeply docks the contact site (not label) that electrically connects with the conducting terminal with butt connector (not shown) in the chamber 15 and extend installed surface 12 and can electrically be installed on installation portion (not shown) on the circuit board.

Please cooperate and consult shown in Figure 3ly, be provided with some along the spaced "T"-shaped projection 19 of longitudinally in the outer surface 130 of sidewall 13.Wherein each "T"-shaped projection 19 comprise the root that is connected with outer surface 130 190 and from root 190 extend and be spaced a distance with outer surface 190 and with the top 191 of outer surface 190 almost parallels.All convex with a retaining rib 18 in the outer surface 130 of sidewall 13 and each intersection of end wall 14.Wherein be positioned at relative two retaining ribs 18 on the same outer surface 130 and be provided with relative two slits 180 towards some "T"-shaped projections 19.

Please cooperate and consult shown in Figure 4ly, two to cover lamellar body 30 be to be formed by the metal material punching press.Shear the otch 32 that is formed with some intervals in each top edge 31 that covers lamellar body 30.Free-ended dashing on every side in each otch 19 is provided with a shaped as frame slit 33 that is communicated with.Shown in Figure 3 in conjunction with consulting, the width a that the width b of the close top edge 31 of each otch 32 is a bit larger tham root 190 covers on the outer surface 130 that plate body 30 is assembled in sidewall 13 with guiding.

Please cooperate and consult shown in Figure 2ly, the installed surface 12 that covers plate body 30 and be from the body 10 that insulate is assembled on the outer surface 130 of sidewall 13, and the both side edges 34 of covering plate body 30 slips into respectively and is immobilizated in the slit 180 of corresponding retaining rib 18.The root 190 of "T"-shaped projection 19 also slips in the corresponding otch that covers plate body 30 32 relatively, and 191 at the top of "T"-shaped projection 19 is held on the side of covering plate body 30 to prevent that covering anti-body 30 comes off.Because the free-ended end measure b ' of each otch 32 is slightly smaller than the width a of projection 19 roots 190, thus the root 190 of "T"-shaped projection 19 tightly be held in the otch 31 and the crowded region deformations between otch 31 and slit 33 that cover body 30.Because the free-ended shaped as frame slit 33 that is provided with connection that dashes on every side of otch 31, above-mentioned distortion is only limited in the zone between slit 33 and the corresponding otch, reserved also for simultaneously above-mentioned distortion and allow, thereby be unlikely to make the whole plate body 30 that covers that warpage takes place, reduced the fraction defective of product in the space.

Claims

1. electric connector, it comprises insulating body, be contained in the plurality of conductive terminals in the insulating body and be coated on insulating body outer cover plate body, insulating body has outer surface and is provided with the projection that fixing covers body that is used on the outer surface, described projection includes the root that is connected with outer surface, it is characterized in that: cover plate body and include edge thereon and be arranged with the otch of formation and around the free end of otch, dash the slit of establishing, the free-ended width of described otch is slightly smaller than the width of the root of projection, the root of projection tightly is held in the otch and the crowded region deformation between otch and slit that covers plate body, and this slit is in order to the allowing in the space of above-mentioned distortion to be provided.

2. electric connector as claimed in claim 1 is characterized in that: described projection is for "T"-shaped, its also include from the root of projection extend and with the top of the outer surface almost parallel of insulating body, this top is to be held on the side of covering plate body.

3. electric connector as claimed in claim 1 is characterized in that: the width of close top edge one end of described otch is a bit larger tham the width of the root of projection.

4. electric connector as claimed in claim 1 is characterized in that: described insulating body also includes a pair of retaining rib of the opposite end that is formed at outer surface, and this two retainings rib is provided with two slits of accommodating the corresponding lateral margin that covers plate body relatively and respectively.

5. electric connector as claimed in claim 1 is characterized in that: covering plate body is to be stamped to form by metal material.

6. electric connector as claimed in claim 1 is characterized in that: the annular butt joint chamber that described insulating body includes interface, be recessed to form on interface and by annular butt joint chamber around the docking section that forms and protrude out pair cross-section.

7. electric connector as claimed in claim 6 is characterized in that: described insulating body also includes the relative two sides of being located at the docking section and the some passages of accommodating that communicate with the butt joint chamber, and plurality of conductive terminals is to be contained in corresponding accommodating in the passage.

8. electric connector as claimed in claim 7 is characterized in that: each conducting terminal includes the protruding contact site that deeply docks in the chamber.