CN2562416Y

CN2562416Y - Electronic card connector

Info

Publication number: CN2562416Y
Application number: CN02242686U
Authority: CN
Inventors: 余志农; 胡伦松
Original assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2002-07-20
Filing date: 2002-07-20
Publication date: 2003-07-23
Anticipated expiration: 2012-07-20

Abstract

An electronic card connector is provided, which comprises an insulating main body, a shield shell covered on the insulating main body, a card discharge mechanism, and an elastic latch arm fixed on the card discharge mechanism, wherein the card discharge mechanism comprise a slipper moving simultaneously with an electronic card, the elastic latch arm comprises a latching portion and a protrusion portion, the shield shell is provided thereon with a guide hole, and the guide hole is provided with a channel for storing the protrusion portion. When inserting the electronic card, the side wall of the channel limits the protrusion portion to move outwards in the transverse direction of the electronic card connector. Therefore, the electronic card connector can store the electronic card stably and has lower profile height.

Description

Electronic card coupler

[technical field]

The utility model relates to a kind of electronic card coupler, refers in particular to a kind of electronic card coupler with electronic cards and circuit board electric connection.

[background technology]

The prior art relevant with the utility model can be with reference to the United States Patent (USP) 6 of bulletin on June 29th, 2002,394, shown in No. 827, the electronic card coupler that above-mentioned patent disclosed can optionally be accommodated first electronic cards that is provided with recess or second electronic cards that is not provided with recess.This electronic card coupler comprises insulating body and trip mechanism, and wherein trip mechanism is provided with a slide block, and slide block is provided with an elastic lock arm.This lock catch arm includes the latch part that engages with the recess of first electronic cards and by the jut of the downward projection of latch part, and insulating body protrudes in a side that is provided with trip mechanism and is provided with a guid arm.

When first electronic cards was inserted, the recess snap close of the latch part of lock catch arm and first electronic cards was followed moving of trip mechanism, and jut moves along the medial surface of the guid arm of insulating body, inserts existing electronic card coupler fully until first electronic cards.Fully under the insertion state, guid arm restriction jut is along electronic card coupler horizontal direction side shifting outwardly, thereby guarantees electronic cards from electronic card coupler undesired withdraw from of the firm snap close of recess to prevent to insert of the latch part and first electronic cards.When second electronic cards that is not provided with recess was inserted described electronic card coupler, second electronic cards sidewall extrapolation elastic lock arm made the outer side shifting of jut along guid arm.Lock catch arm supports the second electronic cards sidewall and makes second electronic cards firmly be clamped in the described electronic card coupler simultaneously, therefore also can prevent electronic cards undesired withdrawing from from electronic card coupler of inserting.

But described electronic card coupler is for firmly accommodating first electronic cards, and jut and guid arm must have enough height, so insulating body needs one space to be set with ccontaining guid arm at slide block installation site downside.The whole height that can make electronic card coupler like this increases to some extent and is opposing with light, thin, short, the little development trend of electronics spare part.

Moreover, be provided with on the existing electronic cards more and prevent the inclined-plane that misplugs, and electronic card coupler is provided with the inclined-plane that supports that cooperates with this inclined-plane accordingly.When adopting this structure, when the user mispluged the hand-held end of electronic cards in the electronic card coupler, only under the situation that the major part of electronic cards is inserted, the continuation insertion of electronic cards could be found and stop to existing electronic card coupler.But this may because of the hand-held end thickness of electronic cards make greatly the excessive pressurized of conducting terminal impaired or because of misplug electronic cards to the user cause use inconvenient.

[utility model content]

The purpose of this utility model be to provide a kind of can compatible two kinds of different electronic cards, the electronic cards inserted of firm collecting post and have electronic card coupler than the low profile height.

Another purpose of the present utility model is that the electronic cards that provides a kind of firmly collecting post to insert also can prevent the electronic card coupler that electronic cards misplugs.

The technical solution of the utility model is achieved in that the utility model electronic card coupler can selectivity accommodates first electronic cards that is provided with recess and be not provided with second electronic cards of recess.The aforementioned electronic card connector comprises shielding casing, trip mechanism and the elastic lock arm of insulating body, cover cap insulating body.Wherein aforementioned trip mechanism comprises and the slide block of electronic cards with advance and retreat that the elastic lock arm is located on the slide block, comprises latch part and jut.Shielding casing is provided with a guide hole, and described guide hole comprises and being parallel to each other and selectivity is accommodated the first passage and the second channel of jut, and the guide hole end is provided with the opening that is communicated with first passage and second channel.

The guide hole of the shielding casing of the utility model electronic card coupler also can only comprise first passage and be located at the opening of first passage end.

Compared to prior art, the utility model electronic card coupler is cooperating with the guide hole of shielding casing by jut, thereby realizes firmly accommodating electronic cards and keep function than the low profile height.Moreover because guide hole of the present utility model only comprises first passage and opening, therefore when electronic cards misplugs, jut and opening sidewalls support and stop slide block to be moved further and can prevent that electronic cards from mispluging.

[description of drawings]

Fig. 1 is the upward view of first electronic cards that cooperates with the utility model.

Fig. 2 is the upward view of second electronic cards that cooperates with the utility model.

Fig. 3 is the exploded view of the utility model first embodiment.

Fig. 4 is the local constitutional diagram of the utility model first embodiment.

Fig. 5 is the local constitutional diagram of another angle of the utility model first embodiment.

Fig. 6 is the three-dimensional combination figure of the utility model first embodiment.

Fig. 7 is the vertical view of the utility model first embodiment, for clarity sake, and a display part shielding casing.

Fig. 8 is the vertical view that first electronic cards is partly inserted the utility model first embodiment.

Fig. 9 is the vertical view that first electronic cards is partly inserted first embodiment of the present utility model, wherein the latch part snap close of the recess of first electronic cards and elastic lock arm.

Figure 10 is the vertical view that first electronic cards is inserted first embodiment of the present utility model fully.

Figure 11 is the vertical view that second electronic cards is partly inserted first embodiment of the present utility model.

Figure 12 is the vertical view that second electronic cards is inserted first embodiment of the present utility model fully.

Figure 13 is the stereogram of the utility model second embodiment.

Figure 14 is the vertical view that first electronic cards is inserted the utility model second embodiment.

Figure 15 is the vertical view that second electronic cards is inserted the utility model second embodiment.

[embodiment]

Please refer to shown in Figure 3ly, the first embodiment electronic card coupler 1 of the present utility model can selectively be accommodated first electronic cards 10 or second electronic cards 20.

Please refer to shown in Figure 1; in the present embodiment; described first electronic cards 10 is SD (securedigital) cards; comprise insulation shell 11 and be mounted on some first contact-making surfaces 16 on the insulation shell 11; wherein insulation shell 11 upper left corners are provided with first inclined-plane 12 that prevents that electronic cards 10 from mispluging; left side wall is concaved with recess 18, and right side wall is provided with write-protect switch 17.

Please refer to shown in Figure 2ly, described second electronic cards 20 is MMC (multimedia card) cards.The structure of this second electronic cards 20 is similar to first electronic cards 10, comprises insulation framework 201 and some second contact-making surfaces 203, and the framework that wherein insulate 201 is provided with second inclined-plane 202 of anti-mis-insertion.

Please refer to Fig. 3 to shown in Figure 6, the first embodiment electronic card coupler 1 of the present utility model comprises insulating body 2, is mounted on plurality of conductive terminals 3, shielding casing 4, trip mechanism 7 and elastic lock arm 8 on the insulating body 2.

Insulating body 2 comprises diapire 21, the parallel antetheca 223 that is convexly set in first and second sidewall 221,222 of diapire 21 both sides and is used for described first and second sidewall 221,222 of bridge joint, wherein offer some accepting holes 24 of accommodating conducting terminal 3 on the diapire 21, and diapire 21 and first and second sidewall 221,222 and the antetheca 223 common electronic cards receiving spaces 23 that form.

Shielding casing 4 cover caps comprise roof 40 and the sidewall 401 that is fastened by roof 40 bending downwards and insulating body 2 on insulating body 2.Wherein offer Y shape guide hole 41 on the middle part on roof 40 right sides, described guide hole 41 comprises opening 410, by first passage 42 and second channel 43 that opening 410 extends in parallel, and wherein 42,43 in first, second passage is provided with a jube 44.

Trip mechanism 7 is assembled on second sidewall 222 of insulating body 2, comprise slide block 71, be assembled in the spring 75 on the slide block 71 and be installed in connecting rod 74 on second sidewall 222 of insulating body 2 that wherein slide block 71 front ends are provided with guide groove 72, heart-shaped cam 73 that the free end 741 of the support division 711 that cooperates with the inclined-

plane

12 or 202 of

electronic cards

10 or 20, guiding connecting rod 74 moves and the accepting groove 712 of accommodating elastic lock arm 8.After

electronic cards

10 or 20 was inserted in the electronic card couplers 1, slide block 71 was pushed to the antetheca 223 of insulating body 2 by

electronic cards

10 or 20, and the free end 741 of connecting rod 74 slides in guide groove 72.When

electronic cards

10 or 20 was inserted electronic card coupler 1 fully, the free end 741 of connecting rod 74 was limited in the locking part 731 of heart-shaped cam 73.Withdraw from electronic cards 10 or at 20 o'clock, promoting free end 741 that

electronic cards

10 or 20 makes connecting rod 74 along the plug-in card direction skids off from the locking part 731 of heart-shaped cam 73, compressed spring 75 is released elastic force and promotes slide block 71 backward, related

electronic cards

10 or 20 is withdrawed from from electronic card coupler 1.

Elastic lock arm 8 is made by elastomeric material, be retained on slide block 71 contiguous receiving spaces 23 a side and with slide block 71 with advancing with moving back.Elastic lock arm 8 comprise the holding parts (not shown) that is retained on slide block 71 rear ends, with the hook-shaped latch part 83 of recess 18 snap closes of electronic cards 10, and by the oblique preceding elastic portion 84 of extending bridge joint holding parts and latch part 83 of holding parts, wherein latch part 83 front ends are provided with the convex jut 82 that stretches into the guide hole 41 of shielding casing 4.When

electronic cards

10 or 20 was not inserted electronic card coupler 1, latch part 83 protruded into electronic cards receiving space 23, and jut 82 flexibly supports the inward flange at the opening 410 of the guide hole 41 of shielding casing 4.

When first electronic cards 10 was inserted electronic card couplers 1, elastic lock arm 8 was gone in the accepting groove 712 of slide block 71 by the toe lateral wall pressure of first electronic cards 10, make jut 82 in opening 410 along electronic card coupler axis of pitch direction side shifting outwardly.When the inclined-plane 12 of first electronic cards 10 supports the support division 711 of slide block 71, the latch part 83 of elastic lock arm 8 inwardly rebound and with recess 18 snap closes of first electronic cards 10, and jut 82 is shifted to the inboard of opening 410.Continue to push and plug forward first electronic cards 10, first electronic cards 10 drives slide block 71 and elastic lock arm 8 moves to the antetheca 223 of insulating body 2, and the jut 82 of elastic lock arm 8 inserts electronic card coupler 1 along first passage 42 displacements fully until first electronic cards 10.

Under the state that first electronic cards 10 is inserted fully, can not be because the jut 82 of elastic lock arm 8 is limited in the first passage 42 of shielding casing 4 along electronic card coupler axis of pitch direction side shifting outwardly, guarantee the recess 18 firm snap closes of the hook-shaped latch part 83 and first electronic cards 10 of elastic lock arm 8 thus, thus when preventing the work of first electronic cards 10 because of freely skidding off or mistake is pulled out to the user and made troubles.

Please refer to Figure 11 and shown in Figure 12, after second electronic cards 20 is inserted electronic card coupler 1, second electronic cards, 20 drive slide blocks 71 and elastic lock arm 8 are to antetheca 223 displacements of insulating body 2, elastic lock arm 8 is pressed in the accepting groove 712 of slide block 71 by the sidewall of second electronic cards 20, makes the outside of jut 82 lateral displacements to the opening 410 of shielding casing 4.When second electronic cards 20 was further inserted, jut 82 was at second channel 43 intrinsic displacements.After second electronic cards 20 is inserted fully, jut 82 is limited in the second channel 43, and latch part 83 supports the sidewall of second electronic cards 20 and apply certain resist force, second electronic cards 20 firmly is clamped in the electronic card coupler 1, thereby prevents that second electronic cards 20 from freely skidding off electronic card coupler 1.

In the present embodiment, the guide hole of shielding casing 4 41 is by the displacement of the jut 82 of guiding and restriction elastic lock arm 8, thereby prevents

electronic cards

10,20 undesired withdrawing from from electronic card coupler 1 of inserting.

Moreover in first embodiment, insulating body 2 diapires 21 convex with a projection 224 at contiguous second sidewall 222 places.When first electronic cards 10 is inserted into handheld terminal in the electronic card coupler 1 because of user's mistake, therefore big and projection 2 24 butts because of first electronic cards, 10 handheld terminal thickness can prevent that first electronic cards, 10 handheld terminals from inserting and cause conducting terminal 3 excessive pressurizeds and impaired.

Please refer to shown in Figure 13, offer L shaped guide hole 41 ' on the roof 40 ' right side of the shielding casing 4 ' of electronic card coupler 1 ' among second embodiment of the present utility model, comprise that opening 410 ' reaches by the vertically extending forward first passage 42 ' in the inboard of opening 410 '.Because other member of present embodiment electronic card coupler 1 ' all is entirely identical to first embodiment, this place repeats no more.

Please refer to shown in Figure 14ly, first electronic cards 10 is correct inserts electronic card couplers 1 ' and its recess 18 and after the latch part 83 ' of elastic lock arm 8 ' engaged, the jut 82 ' of elastic lock arm 8 ' was along first passage 42 ' displacement.After first electronic cards 10 is inserted electronic card coupler 1 ' fully, jut 82 ' is limited in the first passage 42 ', guarantee that latch part 83 ' firmly engages with the recess 18 of first electronic cards 10, thereby prevent that first electronic cards 10 is because of freely skid off or pull out the operate as normal that influences first electronic cards 10 by mistake.

Please refer to shown in Figure 15ly, second electronic cards 20 that is not provided with recess 18 is inserted electronic card couplers 1 ', and its sidewall is shifted the jut 82 ' of elastic lock arm 8 ' side of opening 410 ' away from first passage 42 ' onto.When further insertion, the leading edge of opening 410 ' limits being advanced further of jut 82 ', thereby related prevention second electronic cards 20 is further inserted electronic card couplers 1 '.In like manner, because 10 of first electronic cards are provided with recess 18 in a side, when first electronic cards, 10 handheld terminals mispluged into electronic card coupler 1 ', jut 82 ' also was limited in the leading edge of opening 410 ' and stops first electronic cards 10 further to be inserted.

Claims

1. electronic card coupler, be provided with first electronic cards of recess and second electronic cards that sidewall is not provided with recess in order to accommodate sidewall, described electronic card coupler comprises insulating body, conducting terminal and trip mechanism, wherein trip mechanism comprises a slide block, slide block is provided with an elastic lock arm, described elastic lock arm comprises the latch part and the jut of electronic cards recess snap close, it is characterized in that: offer on the described shielding casing in order to the guide hole of accommodating and guide projections portion moves, described guide hole comprises and being parallel to each other and selectivity is accommodated the first passage and the second channel of jut, and the guide hole end is provided with the opening that is communicated with first passage and second channel.

2. electronic card coupler as claimed in claim 1 is characterized in that: insulating body comprises diapire and first and second sidewall of being located at the diapire both sides, and trip mechanism is located on second sidewall, and contiguous second sidewall, the one end protrusion of diapire is provided with a projection.

3. electronic card coupler as claimed in claim 2 is characterized in that: insulating body comprises that diapire and first and second sidewall are enclosed to form the receiving space of accommodating electronic cards, and the elastic lock arm is located at contiguous receiving space one side of slide block.

4. electronic card coupler as claimed in claim 3 is characterized in that: slide block is provided with the accepting groove of accommodating the elastic lock arm.

5. electronic card coupler, in order to accommodate first electronic cards that is provided with recess, described electronic card coupler comprises insulating body, conducting terminal and trip mechanism, wherein trip mechanism comprises a slide block, slide block is provided with an elastic lock arm, described elastic lock arm comprises the latch part and the jut of electronic cards recess snap close, it is characterized in that: offer on the described shielding casing in order to the guide hole of accommodating and guide projections portion moves, described guide hole comprises first passage and is located at the opening of first passage end.

6. electronic card coupler as claimed in claim 5, it is characterized in that: insulating body comprises diapire and first and second sidewall, and diapire and first and second sidewall are enclosed to form the receiving space of accommodating electronic cards, and the elastic lock arm is located at contiguous receiving space one side of slide block.

7. electronic card coupler as claimed in claim 6 is characterized in that: slide block is provided with the accepting groove of accommodating the elastic lock arm.