CN201285814Y - Connector for electronic card - Google Patents

Abstract

An e-card connector used for splicing an e-card comprises an insulating body and a plurality of conductive terminals installed on the insulating body, wherein the insulating body comprises an installation wall and an accommodating space for accommodating the e-card; each conductive terminal comprises a first conductive terminal on which a first locating part fixed on the installation wall, a first welding part extending from one end of the first locating part and a first cantilever longitudinally extending from the other end of the first locating part are arranged, wherein the first cantilever comprises a first main body part and a first contacting part extending from the first main body part, the first contacting part convexly extends into the accommodating space, and the first main body part is provided with a convex rib used for improving the retentivity of the first contacting part and the e-card when in contacting.

Description

Electronic card coupler

[technical field]

The utility model relates to a kind of electronic card coupler, relate in particular to a kind of can with the stable electronic card coupler that cooperates of electronic cards.

[background technology]

The prior art relevant with the utility model can be consulted disclosed Chinese invention patent CN1402382A number on March 12nd, 2003, this patent has disclosed a kind of electronic card coupler, in order to the grafting electronic cards, it comprises: insulating body, be installed on plurality of conductive terminals and trip mechanism on the insulating body.Described insulating body comprises that assembly wall reaches from the vertically extending pair of sidewalls in assembly wall two ends, described conducting terminal comprises fixed part that is installed on the assembly wall and the cantilever that extends from fixed part, because the jib-length of described conducting terminal is inequality, particularly the cantilever of that conducting terminal of close trip mechanism is long, this cantilever has elasticity preferably, simultaneously, the confining force when this cantilever contacts with electronic cards is also relative relatively poor, causes loose contact easily.

Therefore, be necessary existing electronic card coupler is improved to overcome described defective of the prior art.

[utility model content]

The purpose of this utility model is to provide a kind of conducting terminal to have the electronic card coupler of better confining force.

The purpose of this utility model is achieved through the following technical solutions: a kind of electronic card coupler, be used to the electronic cards of pegging graft, it comprises: insulating body and be installed on plurality of conductive terminals on the insulating body, described insulating body comprises assembly wall, first of vertical assembly wall, second sidewall and be positioned at first, receiving space between second sidewall, described conducting terminal comprises first conducting terminal, described first conducting terminal is provided with first location division of being fixed on the assembly wall, first weld part that a end from first location division extends reaches first cantilever from the other end longitudinal extension of first location division, described first cantilever comprises first main part and first contact site that extends from first main part, described first contact site protrudes in the receiving space, and described first main part is provided with convex tendon.

Compared to prior art, the utility model electronic card coupler is by being provided with convex tendon with first main part, weakened the elasticity of first cantilever, improved the confining force when first contact site contacts with electronic cards, made first contact site can stablize, contact reliably with electronic cards.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electronic card coupler when being installed on the circuit board.

Fig. 2 is the part three-dimensional exploded view of the utility model electronic card coupler.

Fig. 3 is the part three-dimensional exploded view of the utility model electronic card coupler, and wherein first conducting terminal is separated.

Fig. 4 is the three-dimensional exploded view of the utility model electronic card coupler.

Fig. 5 is the three-dimensional exploded view of another angle of Fig. 4.

Fig. 6 is the stereo amplification figure of first conducting terminal.

Fig. 7 is the stereo amplification figure of another angle of Fig. 6.

[embodiment]

Please refer to Fig. 1 to shown in Figure 5, the utility model electronic card coupler 100, be installed on the circuit board 200, the electronic cards (not shown) that is used to peg graft, it comprises: insulating body 1, be installed on plurality of conductive terminals 2, the trip mechanism 3 on the insulating body 1 and be held in shielding casing 4 on the insulating body 1.In the present embodiment, described electronic card coupler 100 is the SD card connector, and described electronic cards is the SD card.

Please refer to Fig. 4 and shown in Figure 5, described insulating body 1 is provided with the assembly wall 11 that is positioned at the rear end, the diapire 14 of vertically extending forward first, second sidewall 12,13 and connection wall 11 and first, second sidewall 12,13 from assembly wall 11 two ends.In the present embodiment, described assembly wall 11, first, second sidewall 12,13 and diapire 14 all are shaped to one.Be provided with the receiving space 10 in order to accommodate electronic cards between described first, second sidewall 12,13, described diapire 14 is positioned at the below of receiving space 10.Described insulating body 1 is provided with relative with assembly wall 11 accommodates mouthfuls 15, describedly accommodates mouthfuls 15 and is communicated with receiving space 10, in order to the subcard insertion of powering.Described assembly wall 11 is provided with some accepting grooves 111 in order to accommodate conducting terminal 2.Described accepting groove 111 is transversely arranged along electronic card coupler 100.Described the first side wall 12 is provided with the recess 121 of accommodating trip mechanism 3 and extends forwardly to projection 122 in the recess 121.Please refer to shown in Figure 4ly, described the first side wall 12 is provided with outer surface 123, run through outer surface 123 and the opening 124 that is communicated with recess 121 and be positioned at the circular location hole 125 of opening 124.

Please refer to Fig. 2 to shown in Figure 7, described conducting terminal 2 is nine, and it comprises second conducting terminal 22 that first conducting terminal 21 that length is the longest and all the other eight length are more or less the same.Described first conducting terminal 21 comprises first cantilever 213 that first location division of being fixed in the accepting groove 111 211, first weld part 212 that extends from first location division, 211 1 ends reach from first location division, 211 other end longitudinal extensions.Described first cantilever 213 comprises first main part 214 that links to each other with first location division 211 and first contact site 215 that extends from first main part 214.Please refer to Figure 6 and Figure 7, described first main part 214 comprises first end face 2141 and second end face 2142 that is oppositely arranged, and described first main part 214 is stamped and is formed with the convex tendon 2143 that extends longitudinally, described convex tendon 2143 outstanding first end faces 2141.Described second end face 2142 is concaved with and convex tendon 2143 corresponding grooves 2144.Described second conducting terminal 22 comprises second cantilever 223 that second location division of being fixed in the accepting groove 111 221, second weld part 222 that extends from second location division, 221 1 ends reach from second location division, 221 other end longitudinal extensions.Described second cantilever 223 comprises tabular second main part 224 that links to each other with second location division 221 and second contact site 225 that extends from second main part 224.Described first, second cantilever 213,223 all extends the assembly wall 11 of insulating body 1, and described first, second contact site 215,225 extends down in the receiving space 10.In the present embodiment, the length of described first cantilever 213 is greater than the length of second cantilever 223, and then causes the total length maximum of first conducting terminal 21.Because the length of second cantilever 223 is shorter relatively, its elasticity relatively a little less than, so the confining force when second contact site 225 contacts with electronic cards is relatively large.For the confining force of adjusting first contact site 215 to roughly the same with the confining force of second contact site 225, described first main part 214 is provided with convex tendon 2143, weakening the elasticity of first cantilever 213, and then the confining force when increasing by first contact site 215 and cooperating with electronic cards.

Please refer to Fig. 2 to shown in Figure 5, described trip mechanism 3 comprise in the recess 121 that is contained in the first side wall 12 and can be recess 121 in along plug-in card or pull out slide block 31 that card direction slides, and the spring 32 that leans of slide block 31 and control the connecting rod 33 of locating behind slide block 31 plug-in cards.Wherein, slide block 31 comprise the heart-shaped groove 311 that is positioned at its side front end, in order to the holding slot 312 (as shown in Figure 4) of accommodating spring 32 and extend laterally into receiving space 10 and in order to the pressure section 313 of electronic cards butt, described pressure section 313 is positioned at the below of first, second contact site 215,225 and near diapire 14.Described connecting rod 33 roughly is strip, comprises matrix part 331 and first kink 332 and second kink 333 that vertically are bent to form respectively by the two ends of matrix part 331.Described first kink 332 is positioned in the location hole 125 of the first side wall 12, and described second kink 333 passes opening 124 and can slide in heart-shaped groove 311.Described spring 32 1 ends are socketed on the projection 122 of the first side wall 12, and the other end is contained in the holding slot 312 of slide block 31, required elastic force when providing electronic cards to withdraw from electronic card coupler 100.

Described shielding casing 4 is to be formed by sheet metal punching press, bending, and it comprises an end face 41 and the holding wing 42 that bends from end face 41 both sides downwards.Described end face 41 front ends are provided with and extend down in the receiving space 10 and the shell fragment 43 in order to compress electronic cards.Described holding wing 42 is held on first, second sidewall 12,13 of insulating body 1, to reach fixing purpose.

The utility model electronic card coupler 100 also is provided with the detecting terminal group 5 of detected electrons card insertion process, and described detecting terminal group 5 is a prior art in the industry cycle, does not repeat them here.

Claims (10)

1. electronic card coupler, be used to the electronic cards of pegging graft, it comprises: insulating body and be installed on plurality of conductive terminals on the insulating body, described insulating body comprises assembly wall, first of vertical assembly wall, second sidewall and be positioned at first, receiving space between second sidewall, described conducting terminal comprises first conducting terminal, described first conducting terminal is provided with first location division of being fixed on the assembly wall, first weld part that a end from first location division extends reaches first cantilever from the other end longitudinal extension of first location division, described first cantilever comprises first main part and first contact site that extends from first main part, described first contact site protrudes in the receiving space, it is characterized in that: described first main part is provided with convex tendon.

2. electronic card coupler as claimed in claim 1 is characterized in that: described first main part comprises first end face and second end face that is oppositely arranged, and described convex tendon is given prominence to first end face.

3. electronic card coupler as claimed in claim 2 is characterized in that: second end face of described first main part is concaved with and the corresponding groove of convex tendon.

4. electronic card coupler as claimed in claim 2 is characterized in that: described convex tendon extends longitudinally.

5. electronic card coupler as claimed in claim 1 is characterized in that: described conducting terminal is along vertically transversely being arranged as a row longitudinally, and wherein, the length of described first conducting terminal is the longest.

6. electronic card coupler as claimed in claim 1, it is characterized in that: described conducting terminal comprises some second conducting terminals that length is shorter than first conducting terminal, wherein, each second conducting terminal comprises second weld part that second location division be fixed on the assembly wall, the end from second location division extend and from second cantilever of the other end longitudinal extension of second location division, described second cantilever comprises second main part and second contact site that extends from second main part; Described first cantilever and second cantilever all extend assembly wall, and the length of described first cantilever is greater than the length of second cantilever.

7. electronic card coupler as claimed in claim 1 is characterized in that: described insulating body comprises the diapire that is positioned at the receiving space below, and described installation portion, first, second sidewall and diapire all form as one.

8. electronic card coupler as claimed in claim 1, it is characterized in that: described electronic card coupler also is provided with the trip mechanism that is installed on the first side wall, spring and connecting rod that described trip mechanism comprises slide block, compresses with slide block, described slide block is provided with heart-shaped groove, one end of described connecting rod is fixed on the insulating body, and the other end can slide in heart-shaped groove.

9. electronic card coupler as claimed in claim 8, it is characterized in that: described the first side wall is provided with the recess of accommodating slide block, described the first side wall is provided with outer surface, run through outer surface and the opening that is communicated with recess and be positioned at the location hole of opening, one end of described connecting rod is fixed in the location hole, and the other end of connecting rod passes opening to arrive heart-shaped groove.

10. electronic card coupler as claimed in claim 8 is characterized in that: described slide block be provided with extend in the receiving space and with the pressure section of electronic cards butt, described pressure section is positioned at the below of first contact site.

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