CN2785171Y

CN2785171Y - Electronic card connector

Info

Publication number: CN2785171Y
Application number: CNU2005200073507U
Authority: CN
Inventors: 薛亚磊
Original assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Current assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Priority date: 2005-03-11
Filing date: 2005-03-11
Publication date: 2006-05-31
Anticipated expiration: 2015-03-11

Abstract

The utility model relates to an electronic card connector which comprises one insulating body, a conductive terminal set arranged on the insulating body, one shielding shell body coating on the insulating body, and a guiding plate also arranged on the insulating body, wherein one containing space for containing an electronic card can formed between the insulating body and the guiding plate. A stop block is arranged on a basal part of the inner insulating body of the containing space; the stop block is positioned before the contact part of one conductive terminal, which extends into the containing space. Because the utility model is provided with the stop block on the basis part of the insulating body before the contact part of the conductive terminal in the containing space, the utility model prevents the collision of the conductive terminal and the electronic card caused by the mistake insertion of the electronic card; the utility model also prevents that the bending deflection of the conductive terminal is generated for abandonment, and the electrical connection performance of the electronic card and the conductive terminal is influenced.

Description

Electronic card coupler

Technical field

The utility model relates to a kind of electronic card coupler, refers to especially a kind ofly can be electrically connected at female circuit board, plants for the electronic cards of multiple different size, makes electronic cards and female circuit board reach the electronic card coupler of electric connection.

Background technology

Growing along with computer and portable electronic equipment, in order to satisfy its demand miscellaneous, different electronic cards (memory card) therefore is devised, and along with different electronic cards just produces different electronic card couplers, in order to electrically connect electronic cards and electronic installation.Electronic card coupler is mainly used in the female circuit board that is electrically connected at electronic installation, can provide one or more electronic cards to plant, and makes electronic cards and female circuit board reach electric connection, in order to the signal between transmission electronic card and female circuit board.

See also Fig. 1, known electronic card coupler comprises: an insulating body 1a, one first conducting terminal group 2a, one second conducting terminal group 3a, one the 3rd conducting terminal group 4a, a trip mechanism 5a, a guide plate 6a and a shielding casing 7a, wherein this insulating body 1a has a base portion 11a and is connected in the first arm 12a, the second arm 13a that this base portion 11a two sides extend in parallel, and formation one is used to accommodate the accommodation space 14a of electronic cards (SD card, XD card etc., not shown in the figures) between this base portion 11a, the first arm 12a and the second arm 13a; Guide plate 6a is a rectangular insulator, and guide plate 6a rabbets mutually with trip mechanism 5a and combines, and makes this guide plate 6a one side be connected in trip mechanism 5a, therefore can drive the same moved further of trip mechanism 5a one when guide plate 6a is forward and backward when mobile.

But, above-mentioned known electronic card coupler, when the electronic cards error of MS specification fashionable (putting upside down insertion) as positive and negative, the contact site 412a of conducting terminal 41a that stretches into the 3rd conducting terminal group 4a of accommodation space 14a will be subjected to the collision of this electronic cards front end face, cause flexural deformation, lost efficacy and to scrap even, influence the electric connection performance of electronic cards and conducting terminal group, thereby influence the electric connection performance of whole electronic card coupler.

Summary of the invention

Main purpose of the present utility model is to provide a kind of electronic card coupler, and it can prevent to influence the electric connection performance of electronic cards and conducting terminal group because mispluging into causing conducting terminal flexural deformation to lose efficacy even of electronic cards scrapped.

For reaching above-mentioned purpose, the electronic card coupler that the utility model provides comprises: an insulating body; Guide plate, this guide plate also place on this insulating body, are formed with an accommodation space that can be used for accommodating electronic cards between itself and insulating body; The conducting terminal group is located on this insulating body, is made up of several conducting terminals, and this conducting terminal respectively has a pin portion and a contact site, and pin portion stretches out outside the insulating body, and contact site stretches in the accommodation space; One shielding casing covers in this insulating body and guide plate; The insulating body base portion is provided with a stop block in the described accommodation space, misplugs in this accommodation space and to the destruction of the conducting terminal contact site of correspondence with the electronic cards that stops a kind of specification.

Further, described stopper is positioned at the place ahead of insulating body base portion one conducting terminal set of contact portion.

Described guide plate one side is provided with a projection, and the insulating body respective side edge has the holddown groove that matches with this projection, and projection is arranged in this holddown groove.

Described guide plate rear end extends to form outstanding stop mechanism downward vertically, respectively in order to the electronic cards (as MS card, SD card, XD card) of backstop different size.

Described guide plate rear end extends to form outstanding stop mechanism downward vertically and comprises first stop mechanism, second stop mechanism and the 3rd stop mechanism, lays respectively at rear, centre and anterior position; This first stop mechanism stretches in the accommodation space of insulating body; Second stop mechanism and the 3rd stop mechanism are positioned at the accommodation space both sides of insulating body, and this stop mechanism is outstanding block.

The utility model also is provided with trip mechanism, and described insulating body has a base portion and is connected in two arms at these base portion two ends, and this trip mechanism is installed on an arm of this insulating body.

Described conducting terminal group is made up of several conducting terminals, and this conducting terminal respectively has a pin portion and a contact site, and pin portion stretches out outside the insulating body, and contact site stretches in the accommodation space.

Described shielding casing is provided with elastic pressuring plate, and this elastic pressuring plate contacts at the guide plate top.

The electronic cards of described a kind of specification means the electronic cards of MS specification.

Advantage of the present utility model is:

On the insulating body base portion of the utility model by the place ahead of conducting terminal contact site in described accommodation space stop block is set, to prevent mispluging owing to electronic cards into causing with the collision of the conducting terminal that is cooperated, causing conducting terminal flexural deformation to be lost efficacy even scrapping, influence the electric connection performance of electronic cards and conducting terminal group, and simple in structure, manufacturing cost is lower.

For enabling further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet institute's accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.

Description of drawings

Fig. 1 is the three-dimensional exploded view of known electronic card coupler.

Fig. 2 is the three-dimensional exploded view of the utility model first embodiment.

Fig. 3 is the stereogram of the utility model first embodiment.

Fig. 4 is the schematic diagram of the utility model electronic card coupler insulating body and conducting terminal combination.

Schematic top plan view when Fig. 5 goes into connector for the electronic cards error of the utility model MS specification.

Fig. 6 is the fashionable schematic perspective view of electronic cards error of the utility model MS specification.

Schematic perspective view when Fig. 7 correctly inserts this electronic card coupler for the electronic cards of the utility model MS specification.

Fig. 8 is the schematic perspective view after the electronic cards of the utility model MS specification is correctly inserted this electronic card coupler.

Fig. 9 is the schematic perspective view of the utility model second embodiment guide plate.

Figure 10 is the schematic side view of Fig. 9.

Figure 11 is the elevational schematic view of Fig. 9.

Figure 12 is guide plate and the electronic cards assembled state schematic diagram (removal shielding casing) of the utility model electronic card coupler second embodiment.

Embodiment

See also Fig. 2～Fig. 4, first embodiment of the utility model electronic card coupler, this electronic card coupler is electrically connected at female circuit board (not shown) of an electronic installation, plant for electronic cards, make electronic cards and female circuit board reach electric connection, this electronic card coupler comprises: an insulating body 1, one first conducting terminal group 2, one second conducting terminal group 3, one the 3rd conducting terminal group 4, a trip mechanism 5, a shielding casing 6 and guide plate 7; Wherein, insulating body 1 is made with insulating material such as plastics, and this insulating body 1 has a base portion 11 and is connected in first arm 12, second arm 13 that these base portion 11 2 sides extend in parallel; Guide plate 7 also places on this insulating body 1, itself and insulating body base portion 11,

first arm

12 and 13 of second arms are formed with one and can be used for accommodating the multiple electronic cards 8 of different size (as MS card, SD card, XD card, what show among the back figure is the MS card, down together) accommodation space 14.

The first～three conducting

terminal group

2,3,4 is installed on this insulating body 1, is made up of 21,31,41 of several conducting terminals respectively, and this conducting

terminal

21,31,41 is made with electric conducting material, and it is microscler lamellar body, and is bent into suitable shape.This conducting

terminal

21,31,41 is installed on the base portion 11 of insulating body 1 and with this first,

second arm

12,13 and extends in parallel.This first～three conducting

terminal group

2,3,4 is located at different forward and backward positions on the base portion 11 of this insulating body 1, and is arranged in three rows.

Each conducting

terminal

21,31,41 respectively has a pin portion 211,311,411 and a contact site 212,312,412, pin portion 211,311,411 suitable the extending outwardly of this conducting

terminal

21,31,41, to extend to insulating body 1 outside, can be in order to be welded in female circuit board bottom surface, this electronic card coupler is arranged under the bottom surface of female circuit board, and reaches electric connection with this mother's circuit board.212,312,412 of the contact sites of this conducting

terminal

21,31,41 stretch in this accommodation space 14, can in order to be inserted in this accommodation space 14 in electronic cards 8 contact and reach electric connection.

Convex with a stop block 17 on the insulating body base portion 11 in the described accommodation space 14, this stop block 17 is positioned at the place ahead of stretching into these accommodation space 14 the 3rd conducting terminal group 4 conducting terminals 41 contact sites 412.The electronic cards 8 of MS specification has insertion end 81, the front of this insertion end 81 is provided with the contact 82 of several depressions, 82 of the contacts of these depressions are formed with partition wall 83, see Fig. 7, Fig. 8, when the electronic cards 8 of MS specification is correctly inserted this electronic card coupler, the contact 82 that is positioned at insertion end 81 fronts will be reached electrical the contact with the contact site 412 of the 3rd conducting terminal group 4 each conducting terminal 41, and stopper 17 will be contained in a corresponding contact recess, and can the correct insertion of the electronic cards 8 of MS specification not exerted an influence; Referring to Fig. 5, Fig. 6, when the electronic cards 8 of MS specification misplugs into (inserting as reverse side), the front end face 811 of these electronic cards 8 insertion ends 81 will at first be subjected to stopping of stopper 17, thereby avoid its front end face 811 direct collisions to the contact site 412 of conducting terminal 41 and to its destruction.

Referring to Fig. 2, trip mechanism 5 is installed in first arm 12 of insulating body 1, it has a sliding shoe 51, an elastic component 52 and a guide bar 53, this sliding shoe 51 is arranged on first arm 12 of insulating body 1 slidably, sliding shoe 51 can be done a forward and backward slip on first arm 12, sliding shoe 51 outsides have one can and move back the geometric locus groove 511 of card in order to the control plug-in card.

Elastic component 52 is a compression spring, elastic component 52 is arranged between first arm 12 and sliding shoe 51 of insulating body 1, that is elastic component 52 2 ends are resisted against first arm 12 and sliding shoe 51 rear ends of insulating body 1 respectively, make elastic component 52 can bestow the strength that resets that sliding shoe 51 moves forward.

Guide bar 53 1 ends are pegged graft and are fixed on first arm 12 of insulating body 1, the other end then forms in free end and the movable geometric locus groove 511 that is matched with this sliding shoe 51, and guide bar 53 can divide two sections motions to reach plug-in card respectively, to move back the effect of card in this geometric locus groove 511.

Shielding casing 6 is made with metal material, and it is covered in insulating body 1 and guide plate 7, has the ELECTROMAGNETIC OBSCURANT effect, in order to prevent electromagnetic interference.This shielding casing 6 has a top board 61, each has extended to form side plate 62 downwards top board 61 2 sides, respectively be provided with several blocked holes 63 on the side plate 62, and respectively convex with several and blocked hole 63 corresponding locking members 16 in first arm 12 of this insulating body 1 and second arm, 13 lateral walls, locking member 16 and blocked hole 63 mutual clampings firmly are combined as a whole shielding casing 6 and insulating body 1; Go back punching out on its top board 61 and go out an elastic pressuring plate 66, this elastic pressuring plate 66 can contact at guide plate 7 end faces.

The side plate 62 of shielding casing 6 is provided with an elasticity compressed tablets 64, this elasticity compressed tablets 64 is formed by shielding casing 6 punching out, elasticity compressed tablets 64 1 ends form free end, and along side plate 62 elastic extension forward, so that utilize elasticity compressed tablets 64 elasticity to suppress guide bar 53 outer rims, make being matched with in the geometric locus groove 511 that guide bar 53 can be stable in trip mechanism 5.

Described guide plate 7 is provided with guide mechanism 73, when sliding and the frictional contact surface of shielding casing 6 to reduce guide plate 7, this guide mechanism 73 is for protruding from the rib of guide plate 7 end faces, it is along guide plate 7 longitudinal extensions, when electronic cards 8 was inserted or withdrawed from, this guide mechanism 73 can slide along the inwall of shielding casing 6.For reaching better guiding effect, can on the top board 61 of shielding casing 6, microscler chute 65 be set the position of corresponding guide mechanism 73, this chute 65 also is longitudinal extension, and guide mechanism 73 is matched with in the corresponding chute 65 slidably.

Guide plate 7 one sides roughly centre position are outward extended with a connection piece 74, the corresponding groove 15 that slides for projection 72 that is formed with on projection 72, the second arms 13 that the opposite side of guide plate 7 forms; This connector 74 is arranged at guide plate 7 one sides, it roughly is T-shape, and be provided with a corresponding link slot 512 in the sliding shoe 51 of trip mechanism 5, this connector 74 and link slot 512 interlocking combination mutually, make these guide plate 7 one sides be connected in the sliding shoe 51 of trip mechanism 5, therefore can drive the same moved further of sliding shoe 51 one when mobile when guide plate 7 is forward and backward.

Guide plate 7 is connected in the sliding shoe 51 of trip mechanism 5, therefore when the user promotes electronic cards and is inserted in this accommodation space 14, the sliding shoe 51 that electronic cards 8 can promote these guide plate 7 drive trip mechanisms 5 slides backward, when electronic cards 8 moves to the location backward, electronic cards 8 can contact with the contact site 212,312 or 412 of the conducting terminal 21,31 of conducting

terminal group

2,3 or 4 or 41 reaches electric connection, but and mat guide bar 53 in this geometric locus groove 511, move to reach the effect of plug-in card location.When the user promotes electronic cards once more, can in geometric locus groove 511, move, utilize elastic component 52 promotion sliding shoes 51 drive guide plates 7 to move forward and reset, electronic cards be finished moved back the card operation by guide bar 53 to reach the effect of moving back card.

See also Fig. 2, Fig. 9～Figure 12 again, second embodiment of the utility model electronic card coupler, roughly the electronic card coupler with first embodiment is identical for it, and main difference is that present embodiment is the structural representation of electronic card coupler guide plate 7 when not having trip mechanism 5.

Described guide plate 7 another sides are provided with a projection 72 ', and insulating body 1 respective side edge has the holddown groove 15 ' that matches with this projection 72 ', and projection 72 ' is arranged in this holddown groove 15 ', makes guide plate 7 be immobilizated in insulating body 1.The guide plate of this kind specification can be that guide plate 7 one sides are provided with trip mechanism 5 connectors 74 and use same mould when the processing and manufacturing with first embodiment, and only need change core rod and can, so can reduce manufacturing cost greatly, and shorten life cycle of the product.

See also Fig. 2, Fig. 9, Figure 10 again, a side of the guide plate 7 of the utility model electronic card coupler is provided with a fastener 71, and it can be snapped on the groove (figure does not show) of electronic cards 8 (SD card) side; Described fastener 71 forms from the side bending extension of guide plate 7, and it comprises a junction 711, extends the clamping part 712 that forms from connecting portion 711, and this clamping part 712 can be snapped on the electronic cards 8 (SD card).

Described guide plate 7 sides extend to form outstanding stop mechanism downward vertically, respectively in order to the electronic cards (as MS card, SD card, XD card) of backstop different size, it comprises first stop mechanism 75, second stop mechanism 76 and the 3rd stop mechanism 77, lay respectively at rear, centre and anterior position, can be respectively in order to backstop MS card, SD card, XD card; This first stop mechanism 75 stretches in the accommodation space 14 of insulating body 1; Second stop mechanism 76 and the 3rd stop mechanism 77 are positioned at accommodation space 14 both sides of insulating body 1, the block of stop mechanism 75～77 for protruding.

The above only is a preferable possible embodiments of the present utility model, non-so promptly arrest limit claim of the present utility model, so the equivalent structure that uses the utility model specification and accompanying drawing content to do such as changes, and all in like manner all is contained in the scope of the present utility model, closes and gives Chen Ming.

Claims

1. electronic card coupler comprises:

One insulating body, two arms that it comprises a base portion and is connected in these base portion both sides;

Guide plate, this guide plate also place on this insulating body, are formed with an accommodation space that can be used for accommodating the electronic cards of plurality of specifications between itself and insulating body;

The conducting terminal group is located on this insulating body, is made up of several conducting terminals, and this conducting terminal respectively has a pin portion and a contact site, and pin portion stretches out outside the insulating body, and contact site stretches in the accommodation space;

One shielding casing covers in this insulating body and guide plate; It is characterized in that,

The insulating body base portion is provided with a stop block in the described accommodation space, misplugs in this accommodation space and to the destruction of the conducting terminal contact site of correspondence with the electronic cards that stops a kind of specification.

2. electronic card coupler as claimed in claim 1 is characterized in that: described stopper is positioned at the place ahead of insulating body base portion one conducting terminal set of contact portion.

3. electronic card coupler as claimed in claim 1 is characterized in that: a side of described guide plate is provided with a projection, and the insulating body respective side edge has the holddown groove that matches with this projection, and projection is arranged in this holddown groove.

4. electronic card coupler as claimed in claim 1 is characterized in that: described guide plate is provided with guide mechanism, when sliding to reduce guide plate and the rubbing surface between shielding casing.

5. electronic card coupler as claimed in claim 1 is characterized in that: described guide plate periphery extends to form outstanding stop mechanism downward vertically, respectively in order to the electronic cards (as MS card, SD card, XD card) of backstop different size.

6. electronic card coupler as claimed in claim 1 is characterized in that: also be provided with trip mechanism, this trip mechanism is installed on an arm of this insulating body.

7. electronic card coupler as claimed in claim 1 is characterized in that: described shielding casing is provided with elastic pressuring plate, and this elastic pressuring plate contacts at the guide plate top.

8. electronic card coupler as claimed in claim 1 is characterized in that: the electronic cards of described a kind of specification means the electronic cards of MS specification.