CN201029155Y

CN201029155Y - Electrical connector

Info

Publication number: CN201029155Y
Application number: CNU2007200348744U
Authority: CN
Inventors: 龙际恩; 郭韦男; 张建斌
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: 2007-03-02
Filing date: 2007-03-02
Publication date: 2008-02-27
Anticipated expiration: 2017-03-02

Abstract

The utility model relates to an electric connector, comprising an insulation main body which is provided with a containing groove, a plurality of conductive terminals which is contained inside the containing groove, and a holding sheet which is buckled with the insulation main body. The insulation main body comprises a base board and two opposite lateral walls which are vertical to the base board. The lateral wall is provided with a lock hook. The holding sheet comprises a horizontal part and a pivotal connecting part which bends and extends downwards from the two ends of the horizontal part. A concave hole is arranged on the pivot connecting part corresponding to the lock hook position. Wherein, at least one positioning convex plate is arranged either on the lateral wall or on the pivotal connecting part, while a bind hole is arranged on the other. The holding sheet is fixed at the two ends of the insulation main body through the positioning convex plate. The utility model can effectively avoid the event of poor planeness between the holding sheet and the conductive terminal caused by the movement of the insulation main body and the holding sheet due to wreak holding force.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers to a kind of electric connector that is usually used on the portable type electronic products such as mobile phone especially.

[background technology]

Along with the fast development of consumption electronic products such as mobile phone, digital camera, especially under the prerequisite that the function of various electronic products is rapidly expanded, the memory capacity of these equipment itself can not satisfy the demands of consumers.Therefore, electron production merchant adds electric connector and connects outside electronic cards in electronic equipment, in order to expand the memory capacity of electronic equipment.

As Fig. 3, shown in 4, a kind of existing electric connector 7, it comprises the insulating body 71 that is provided with accepting groove 713, be placed in the plurality of conductive terminals 73 in the accepting groove 713 and be fastened on retaining sheet 72 on the insulating body 71, described insulating body 71 comprises relative two side 711, wherein, described sidewall 711 is provided with grab 710, described retaining sheet 72 comprises substrate 721, the articulated section 722 that is bent to form is extended at two ends from described substrate 721 downwards, each 722 1 side two ends, articulated section is all extended toward each other and is provided with

welding foot

723, and 722 middle parts, described articulated section are provided with shrinkage pool 724 corresponding to the position of the grab on the sidewall 711 710.This retaining sheet 72 relies on grab 710 and is immobilizated in insulating body 71 both sides cooperating of shrinkage pool 724.Shrinkage pool 724 on the retaining sheet 72 cooperates the retain strength that can provide bigger with grab 710 on the insulating body 71, and when electronic cards (not shown) was inserted electric connector 7, retaining sheet 72 can keep electronic cards to contact with conducting terminal 72 excellent electrical property.

Yet the defective of this design is: this kind realized the location by

grab

710 and 724 fit structures of shrinkage pool, 72 of insulating body 71 and retaining sheets may occur moves and the phenomenon in generation gap, cause the flatness of 73 of retaining sheet 72 and conducting terminals relatively poor, make electronic cards and conducting terminal 73 poor electrical contact.

Therefore, necessary this electric connector 7 is improved to solve above-mentioned defective of the prior art.

[utility model content]

The purpose of this utility model is to provide a kind of can improve flatness between retaining sheet and conducting terminal, helps the electric connector that electronic cards and conducting terminal well contact.

For realizing foregoing, the utility model adopts following technical scheme: it comprises the insulating body that is provided with accepting groove, be placed in the plurality of conductive terminals in the accepting groove and be fastened on retaining sheet on the insulating body, described insulating body comprises that substrate reaches perpendicular to substrate and relative two side, described sidewall is provided with grab, described retaining sheet comprises horizontal part and bends the articulated section of extension from these horizontal part two ends downwards, be provided with shrinkage pool corresponding to this grab position on the described articulated section, wherein, one of them is provided with at least one positioning boss described sidewall or articulated section, and another is provided with corresponding blind hole.This retaining sheet relies on positioning boss to be anchored on the insulating body both sides with cooperating of blind hole.This structure can effectively be avoided occurring moving because of the more weak generation of retain strength between insulating body and retaining sheet, and causes the relatively poor phenomenon of flatness between retaining sheet and conducting terminal.

With respect to prior art, the utility model electric connector has following beneficial effect: the shrinkage pool on the retaining sheet cooperates the retain strength that can provide bigger with grab on the insulating body, because of retaining sheet the chucking power of insulating body is fallen in the blind hole location automatically automatically in the time of near positioning boss slides into blind hole, and the interference of positioning boss and blind hole has strengthened the confining force of retaining sheet, can effectively avoid occurring producing between insulating body and retaining sheet and move, improve its flatness.Realize that electronic cards electrically contacts well with conducting terminal.

[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 three-dimensional combination figure of existing electric connector.

Fig. 4 is the three-dimensional exploded view of existing electric connector.

[embodiment]

See also Fig. 1 to shown in Figure 2, the utility model electric connector 100 comprises the insulating body 1 that is provided with accepting groove 15, is placed in the plurality of conductive terminals 2 in the accepting groove 15 and is fastened on retaining sheet 3 on the insulating body 1.

Insulating body 1 comprises substrate 11 and relative two side 13, is concaved with accepting groove 15 on the described substrate 11, and wherein accepting groove 15 is symmetrically distributed in the both sides of substrate 11, and also is provided with embedding in each accepting groove 15 and holds groove 16 in order to fixed conductive terminals 2.Described sidewall 13 two ends all are concaved with draw-in groove 130, and described sidewall 13 middle parts are provided with recess 134, and this recess 134 is " protruding " shape, and described recess 134 is provided with grab 131, and grab 131 both sides are provided with blind hole 132.

Described retaining sheet 3 comprises horizontal part 31, extends the articulated section 32 that is bent to form from the two ends of described horizontal part 31 downwards, and each 32 downside two ends, articulated section is extended toward each other and is provided with welding foot 33.32 middle parts, described articulated section are provided with cantilever 322 corresponding to recess 134, and the position corresponding to grab 131 on this cantilever 322 is provided with shrinkage pool 320.These shrinkage pool 320 both sides are extended toward each other corresponding to the position of described blind hole 132 and are provided with positioning boss 321.On this retaining sheet 3 relies on positioning boss 321 and blind hole 132 and grab 131 and is anchored on described sidewall 13 cooperating of shrinkage pool 320.

Conducting terminal 2 comprises fixed part 22, described fixed part 22 approximate " U " shapes, the embedding that this fixed part 22 is fastened in the accepting groove 15 is held in the groove 16, be provided with elastic arm 21 from the extension of fixed part 22 1 ends, elastic arm 21 middle parts are outwardly-bent, form circular-arc contact site 210, elastic arm 21 free terminals are provided with retaining wall 23, extend from fixed part 22 other ends to be provided with weld part 24.

The utility model electric connector 100 cooperates the retain strength that can provide bigger by the shrinkage pool on the retaining sheet 3 320 with grab 131 on the insulating body 1, and be provided with blind hole 132 in described grab 131 both sides, on described retaining sheet 3, be provided with positioning boss 321 corresponding to these blind 132 positions, this kind structure is located automatically because of 3 pairs of insulating bodies 1 of retaining sheet have chucking power to fall into automatically blind hole 132 in when positioning boss 321 slides near the blind hole 132, and positioning boss 321 is interfered the enhancing retain strength with blind hole 132, avoid 1 of retaining sheet 3 and insulating body to produce displacement, thereby reach the dual purpose of fixing and assurance flatness.Make electronic cards (not shown) stable, realize signal transmission preferably with being connected of conducting terminal 2.

Should be understood that, it below only is a kind of execution mode of the present utility model, any equivalent transformation that other carries out on this execution mode basis, as as described on the sidewall 13 towards positioning boss 321 being set away from insulating body 1 direction, corresponding to these positioning boss 321 positions blind hole 132 grades of extending towards direction away from each other are set at 32 middle parts, described articulated section and do not break away from essence technical scheme of the present utility model.

Claims

1. electric connector, it comprises the insulating body that is provided with accepting groove, be placed in the plurality of conductive terminals in the accepting groove and be fastened on retaining sheet on the insulating body, described insulating body comprises that substrate reaches perpendicular to substrate and relative two side, described sidewall is provided with grab, described retaining sheet comprises horizontal part and bends the articulated section of extension from these horizontal part two ends downwards, be provided with shrinkage pool corresponding to this grab position on the described articulated section, it is characterized in that: one of them is provided with at least one positioning boss described sidewall or articulated section, and another is provided with corresponding blind hole.

2. electric connector as claimed in claim 1 is characterized in that: described sidewall is provided with blind hole, and middle part, described articulated section is provided with positioning boss toward each other corresponding to this blind hole position.

3. electric connector as claimed in claim 1 is characterized in that: described sidewall is provided with positioning boss, and middle part, described articulated section is provided with blind hole corresponding to this positioning boss position.

4. as claim 2 or 3 described electric connectors, it is characterized in that: be provided with in order to the embedding of fixed conductive terminals in the described accepting groove and hold groove.

5. electric connector as claimed in claim 4 is characterized in that: downside two ends, described articulated section are all extended toward each other and are provided with welding foot.

6. electric connector as claimed in claim 5 is characterized in that: be concaved with on the described sidewall and the corresponding draw-in groove of described welding foot.