CN201197025Y

CN201197025Y - Connector for electronic card

Info

Publication number: CN201197025Y
Application number: CNU2008200350594U
Authority: CN
Inventors: 张士贵; 赵期俊; 尹华
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: 2008-04-09
Filing date: 2008-04-09
Publication date: 2009-02-18
Anticipated expiration: 2018-04-09

Abstract

The utility model discloses an electronic card connector, which can be used for inserting an XD card and other narrower electronic cards which are narrower than the XD card. The electronic card connector comprises an insulating body, a first terminal group and a second terminal group, wherein a slot is formed in the insulating body and comprises a first slot with the largest width and a second slot arranged at the inner side of the first slot, the first slot is used for receiving the XD card, the second slot is used for receiving other narrower electronic cards, the first slot comprises a first space which is partially overlapped with the second slot in up-down direction and a second space which extends to the outside of the second slot from the first space, the first terminal group comprises a signal terminal group and a switch terminal which convexly extends into the second space, and the switch terminal and the signal terminal group are arranged in a staggered way. With the design, a circuit board which is provided with the electronic card connector can accurately distinguish the insertions of the XD card and other narrower electronic cards which are narrower than the XD card, thereby avoiding the circuit board from producing abnormal short circuit current.

Description

Electronic card coupler

[technical field]

The utility model is relevant a kind of electronic card coupler, refers to a kind of electronic card coupler that supplies XD card and other narrower electronic cards narrower than XD card to peg graft especially.

[background technology]

As everyone knows, electronic cards has and stores data and characteristic easy to carry, therefore, is applied to widely in the various electronic equipments.Electronic cards produces multiple different specification according to the design of manufacturer.The electronic cards of different size need be inserted into the electronic card coupler of corresponding specification, just can reach the electric connection between itself and the circuit board, electronic cards is carried out the access of data.

For making electronic equipment can carry out the access of data, and for to make the electronic card coupler in the electronic equipment can not take its too much space to the electronic cards of different size, the All-in-One electronic card coupler just in response to and give birth to.

Existing All-in-One electronic card coupler, as insert MS card (Memory Stick card) and the electronic card coupler of XD card (eXtreme Digital card) in it at least, it comprises insulating body, several MS card terminals and several XD card terminals.Be formed with slot in the insulating body, MS card terminal is located at the rear end of insulating body, and XD card terminal is located at the front end of insulating body and is included the pair of switches terminal.

When the MS card inserted this slot, the electrical contact of MS card electrically connected MS card terminal.When the XD card inserted this slot, the electrical contact of XD card electrically connected XD card terminal.This also electrically connects corresponding electrical contact and mutual conduction to the detection switch terminal, makes the circuit board that electronic card coupler is installed can detect the insertion of XD card.

In addition, the electronic cards of new form is towards the design direction development of miniaturization.For example, the configuration of the configuration of the electrical contact of a MS Duo card (Memory Stick Duo card) such as the electrical contact of same MS card, its width is then less than the width of this MS card.For make this MS Duo card can be inserted above-mentioned existing All-in-One electronic card coupler smooth-goingly, to save the huge cost of redesign electronic card coupler and renewal electronic equipment, in order to the adapter of installing this MS Duo card just in response to and give birth to, this adapter has a metal outer frame.Yet when the MS Duo card in being installed in this adapter inserts in this electronic card coupler, metal outer frame must make the switch terminal mutual conduction and produce undesired short circuit phenomenon, the circuit board that this electronic card coupler is installed is broken into the insertion erroneous judgement of this MS Duo card the insertion of XD card, cause this MS Duo card normally to be used, as a result, this circuit board that this electronic card coupler is installed can be damaged by the electric current that undesired short circuit produced.

So, be necessary to design a kind of electronic card coupler to solve the problems of the technologies described above.

[utility model content]

Main purpose of the present utility model is to provide a kind of electronic card coupler, and it can correctly distinguish out the insertion of XD card and other narrower electronic cards narrower than XD card.

For reaching above-mentioned utility model purpose, the utility model adopts following technical scheme: a kind of electronic card coupler, can be in order to grafting XD card and other narrower electronic cards narrower than XD card, it comprises insulating body, be immobilizated in the first terminal group and second terminal group on the insulating body, insulating body comprises pedestal and two arms that extend in parallel out from the pedestal two ends, be formed with slot between two arms, described slot comprises first slot that width is the wideest and is located at second slot of the first slot inboard, first slot is in order to accommodate the XD card, second slot is in order to accommodate other narrower electronic cards, first slot include with second slot, first space overlapping on above-below direction top and from first spatial extension second space in second slot outside, the first terminal group matches with the XD card, second terminal group matches with other narrower electronic cards, described the first terminal group comprises signal terminal set and protrudes into switch terminal in second space, described switch terminal and signal terminal set about and the setting of staggering on the fore-and-aft direction.

Compared to prior art, the utility model electronic card coupler is only when the XD card inserts, switch terminal just can switch connection status, and when inserting than the narrower electronic cards of narrower other of XD card, all can not switch connection status by the touch switch terminal, so the circuit board that this electronic card coupler is installed can correctly be distinguished out the insertion of XD card other the narrower electronic cards narrower than XD card, has avoided circuit board to produce undesired short circuit current.

[description of drawings]

Fig. 1 is the stereogram of the utility model electronic card coupler.

Fig. 2 is the stereogram of another angle of the utility model electronic card coupler.

Fig. 3 is the part three-dimensional exploded view of the utility model electronic card coupler.

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

Fig. 5 is another angle three-dimensional exploded view of the utility model electronic card coupler.

Fig. 6 is that the utility model electronic card coupler inserts electronic cards cut-away view before.

Fig. 7 is the schematic diagram that the utility model electronic card coupler switch terminal cooperates with the XD card.

Fig. 8 is the schematic diagram that the utility model electronic card coupler inserts other the narrower electronic cards narrower than XD card.

[embodiment]

See also Fig. 1 to shown in Figure 8, the utility model electronic card coupler 100 can be in order to the electronic cards 200,300 of the two or more different in width of pegging graft, electronic cards 200,300 comprises XD card 200 and other narrower electronic cards 300 (as SD card, MS card and mmc card etc.) narrower than XD card, and electronic card coupler 100 comprises insulating body 1, the first terminal group 2, second terminal group 3, a pair of guide mechanism 5, the holding piece 6 that is immobilizated in insulating body 1 both sides and baffle 7.

Insulating body 1 comprises that pedestal 10, two arms 11 that extend in parallel out forward from pedestal 10 two ends and 11 of diapire 12, two arms that connect two arms 11 are formed with the slot 13 of accommodating electronic cards 200,300.Slot 13 comprises first slot 131 and second slot 132, second slot 132 is located at the inboard of first slot 131, and first slot 131 includes with second slot 132, first space 1311 overlapping on above-below direction top and extends second space 1312 in second slot, 132 outsides from first space 1311.Be concaved with first, second accepting groove 121,122, the first accepting grooves 121 that are connected with slot 13 on the diapire 12 and be located at the front end of insulating body 1, second accepting groove 122 is located at the rear of first accepting groove 121, and extends back and run through pedestal 10.The two bottom sides of diapire 12 convexes with and is concaved with some holding slots 110 of fixing switch terminal 4, holding piece 6 respectively on fixing piece 123, two arms 11 of fixing guide mechanism 5.Be equipped with some fixture blocks 111 on the outside wall surface of two arms 11, fixture block 111 tops have inclined plane 112.

The first terminal group 2 comprises signal terminal set 20 and switch terminal 4, and signal terminal set 20 comprises holding parts 21, the contact site in holding parts 21 extends into slot 13 22 and the welding foot 23 that also extends forward from holding parts 21 bending downwards.Second terminal group 3 comprises holding parts 31, the contact site in holding parts 31 extends into slot 13 32 and the welding foot 33 that bends and extend back from holding parts 31 downwards.

Switch terminal 4 comprises that base portion 40, the weld part 41 that extends laterally from base portion 40 front ends reach the connecting portion 42 that extends from base portion 40 rear ends downwards, connecting portion 42 is extended with elastic arm 43 forward, elastic arm 43 is provided with the circular arc abutting part 44 that protrudes in the slot 13, and elastic arm 43 ends have first contact site 45 that can contact with baffle 7 or disconnect.

Guide mechanism 5 comprise guiding block 51 and with elastomer 52, an end of elastomer 52 and guiding block 51 be fixing mutually, the other end is immobilizated on the insulating body 1, guiding block 51 can be under the driving of elastomer 52, insulating body 1 moves up and down relatively.

Baffle 7 comprises roof 71 and bends first,

second sidewall

72,73 of extension from two ends, roof 71 left and right sides downwards that roof 71 middle parts dash the shell fragment 712 that the front-end edge that is provided with some first opening, 711, the first openings 711 has downward-sloping extension.The bottom of first,

second sidewall

72,73 has the welding foot 74 that bending is laterally extended.The front and back end of first,

second sidewall

72,73 all offers and insulating body 1 fixture block 111 corresponding hole clippings 720,730, second sidewall, 73 middle parts offer second opening 731 between two hole clippings 730, the front-end edge of second opening 731 adjutage 732 parallel that extend back with second sidewall 73, the bottom of adjutage 732 rear ends has horizontally extending forward second contact site 7320, and the end edge of second opening 731 have a diagonally extending to the inside support arm 733.

During 100 assemblings of the utility model electronic card coupler, at first, the first terminal group 2 signal terminal set 20 and second terminal group 3 are contained in respectively in first, second accepting groove 121,122 of insulating body 1,

contact site

22,32 extends into respectively in the slot 13, in order to electrically connect with respective electrical subcard 200,300, the first terminal group 2 welding foots 23 extend insulating body 1 forward, second terminal group, 3 welding foots 33 extend back insulating body 1, and

welding foot

23,33 is in order to be welded on the circuit board (not shown).Secondly, an end of guide mechanism 5 elastomers 52 is immobilizated on the insulating body 1 fixing piece 123, guiding block 21 is located at slot 13 front ends, and guiding block 21 inserts in the slots 13 in order to guiding electronic cards 200,300.Then, respectively with the holding slot 110 of switch terminal 4, holding piece 6 and insulating body 1 arm 11 fixing mutually, switch terminal 4 and signal terminal set 20 about and the setting of staggering on the fore-and-aft direction, abutting part 44 side direction of switch terminal 4 protrude in second space 1312 and with first space 1311 distance of being separated by, welding foot 41 extends insulating body 1 in order to be welded on the circuit board (not shown).At last, baffle 7 is hidden on insulating body 1, fixture block 111 slips into baffle 7 hole clippings 720 on insulating body 1 arm 11 along its inclined plane 112, in 730, baffle 7 is held on the insulating body 1, shell fragment 712 in first opening 711 extends in the slot 13, can compress electronic cards 200, on 300, adjutage 732 in second opening 731 and support arm 733 and parallel setting with switch terminal 4 and holding piece 6 respectively, and supporting arm 733 protrudes in the slot 13, make electronic cards 200,300 insert or when withdrawing from electronic card coupler 100, adjutage 732 can contact with switch terminal 4 or disconnect, supporting arm 733 can contact with the holding piece 6 at switch terminal 4 rears or disconnect, thereby reaches detecting function.

See also Fig. 6 to shown in Figure 8, when XD card 200 inserts in the slot 13, XD card 200 contacts with the first terminal group 2 to form and electrically connects, XD card 200 lateral margins press on switch terminal 4 abutting parts 44 simultaneously, first contact site 45 is moved laterally and be in contact with one another to form and electrically connect with second contact site 7320 on baffle 7 adjutages 732, thereby make the circuit board (not shown) that electronic card coupler 100 is installed to determine the insertion of XD card, because electronic card coupler 100 is provided with switch terminal 4, so the first terminal group 2 signal terminal set 20 are not provided with the switch that can judge that XD card 200 inserts, so reduced the manufacturing cost of electronic card coupler 100, in addition, switch terminal 4 is formed a switch with baffle 7, make electronic card coupler 100 reduce the setting of a switch terminal, thereby make electronic card coupler 100 manufacturing costs reduction and simple in structure.

When other narrower electronic cards 300 narrower than XD card 200 width are inserted in the slot 13, other narrower electronic cards 300 contact with second terminal group 3 and form when electrically connecting, because other narrower electronic cards 300 are narrower than XD card 200 width, other narrower electronic cards 300 can not inserted in second space 1312, can avoid other narrower electronic cards 300 touch switch terminals 4 to contact with baffle 7, thereby make circuit board (not shown) other narrower electronic cards 300 mistakes can be judged as the insertion of XD card 200, guaranteed that the electric current on the circuit board (not shown) normally moves.So, even MS Duo clamps and is located in the adapter (not shown) and the MS card that is configured to inserts in the slot 13, when the metal framework (not shown) on the adapter is passed through the first terminal group 2, the metal framework can not inserted in second space 1312 yet, can avoid touch switch terminal 4 to contact with baffle 7, thereby make circuit board (not shown) the MS Duo card that is installed in the adapter can not missed the insertion that is judged as XD card 200, guaranteed that the electric current on the circuit board (not shown) normally moves.

So this electronic card coupler 100 is only when XD card 200 inserts, switch terminal 4 just can switch connection status, and when inserting than the narrower electronic cards 300 of narrower other of XD card, all can not switch connection status by touch switch terminal 4, so the insertion that the circuit board (not shown) of this electronic card coupler 100 can correctly be distinguished out XD card other the narrower electronic cards 200,300 narrower than XD card is installed, has avoided this circuit board (not shown) to produce undesired short circuit current.

Claims

1. electronic card coupler, can be in order to grafting XD card and other narrower electronic cards narrower than XD card, it comprises insulating body, be immobilizated in the first terminal group and second terminal group on the insulating body, insulating body comprises pedestal and two arms that extend in parallel out from the pedestal two ends, be formed with slot between two arms, described slot comprises first slot that width is the wideest and is located at second slot of the first slot inboard, first slot is in order to accommodate the XD card, second slot is in order to accommodate other narrower electronic cards, first slot include with second slot, first space overlapping on above-below direction top and from first spatial extension second space in second slot outside, the first terminal group matches with the XD card, second terminal group matches with other narrower electronic cards, it is characterized in that: described the first terminal group comprises signal terminal set and protrudes into switch terminal in second space, described switch terminal and signal terminal set about and the setting of staggering on the fore-and-aft direction.

2. electronic card coupler as claimed in claim 1 is characterized in that: described signal terminal set is not provided with the switch that matches with the XD card.

3. electronic card coupler as claimed in claim 1, it is characterized in that: the described signal terminal set and second terminal group are immobilizated in the insulating body front and back ends respectively, and switch terminal is located at the rear end of signal terminal set and the outside and the side direction of second terminal group protrudes in second space.

4. electronic card coupler as claimed in claim 3 is characterized in that: described switch terminal comprises connecting portion and the elastic arm that extends from connecting portion, and described elastic arm is provided with the abutting part that protrudes in second space, and described abutting part matches with the XD card.

5. electronic card coupler as claimed in claim 4 is characterized in that: described electronic card coupler also comprises the baffle that hides on insulating body, and described elastic arm end has first contact site that can contact with baffle or disconnect.

6. electronic card coupler as claimed in claim 5 is characterized in that: described switch terminal comprises also and the arm base portion of fixing mutually that described connecting portion is located at the base portion rear end and is extended downwards, and described elastic arm extends forward from connecting portion.

7. electronic card coupler as claimed in claim 6, it is characterized in that: described baffle comprises roof and bends the two side of extension from the roof two ends downwards, described sidewall is provided with the adjutage that extends back and parallel with sidewall, the bottom of adjutage rear end has second contact site that extends forward, and described second contact site can be in contact with one another with first contact site or disconnect.

8. electronic card coupler as claimed in claim 5 is characterized in that: described electronic card coupler also comprises the holding piece of being located at the switch terminal rear, and described holding piece can contact with baffle or disconnect to form switch.

9. electronic card coupler as claimed in claim 1, it is characterized in that: described electronic card coupler also comprises the guide mechanism in order to the insertion of guiding electronic cards of being located at the slot front end, described guide mechanism comprises guiding block and elastomer, a described elastomeric end and guiding block be fixing mutually, and the other end is immobilizated on the insulating body.

10. electronic card coupler as claimed in claim 9 is characterized in that: described insulating body comprises the diapire that is connected between two arms, and the diapire both sides convex with downwards in order to the elastomeric fixing piece of fixing.