CN201061023Y

CN201061023Y - Electronic card connector with detection function

Info

Publication number: CN201061023Y
Application number: CNU2007201692236U
Authority: CN
Inventors: 林志强; 洪坤铭; 游达智
Original assignee: Proconn Technology Co Ltd
Current assignee: Proconn Technology Co Ltd
Priority date: 2007-06-21
Filing date: 2007-06-21
Publication date: 2008-05-14
Anticipated expiration: 2017-06-21

Abstract

The utility model relates to an improved electronic card connector with detection function, mainly comprising an insulating body, a shielding housing, card withdrawing assembly and a detecting terminal; wherein, the detecting terminal with an elastic arm is arranged in the insulating body; a pressing part protruded upwards is arranged at the end of the elastic arm; a contact jaw is extended and inclined upwards gradually; a convex arc contact part is arranged at the end of the contact jaw and bent downwards; the contact part can be propped in a shielding housing; therefore, the electronic card can be pressed on the pressing part of the detecting terminal when being inserted, enabling the contact jaw to be downward and the contact part is released from the shielding housing, so as to identify the insertion of the electronic card.

Description

Electronic card coupler with measuring ability

Technical field

The utility model relates to a kind of connector, relates in particular to a kind ofly to be used for that electronic cards is planted and the connector that can transmit electromagnetic data.

Background technology

In recent years, because the universalness of various electronic product, as utilization electronic cards miscellaneous is all arranged in the electronic products such as mobile phone, digital camera and personal digital assistant, such as SIM card (Subscriber Identity Module card), CF card (Compact Flash card), mmc card (Multimedia card) and SD card (Secure Digital card) etc.In addition, connector provides extensive electronic cards to be connected the location with the plant of electronic product, exchanges with data with the electrical connection that forms between the two, and provide the function of moving back card after above-mentioned action is finished; Therefore, with the correlation technique whether connector detected electrons card inserts, also be one of suitable problem of paying attention to of design manufacturer.

Whether disclosed card connection checkout gear mainly utilizes detection terminal electrically to contact with connector shell, judges whether electronic cards is inserted.Before electronic cards is not inserted as yet, detection terminal and housing conducting; Otherwise, then not conducting.

Still there is undesirable part in such detection terminal textural.Only omit towards tilting main pressure section because of detection terminal, contact site is then gone out by this pressure section horizontal-extending, such structure is inserted the elastic fatigue that causes detection terminal for a long time because of electronic cards easily, so that electronic cards is extracted the back contact site and can't be replied and contact with housing, thereby causes misjudgment.

The utility model content

Main purpose of the present utility model, be to provide a kind of electronic card coupler that has structurally carried out improvement and had measuring ability, it mainly improves the detection terminal that is connector, promptly, make this detection terminal have the structure of preferable flexible effect, and more be not vulnerable to the influence of elastic fatigue and cause distinguishing dislocation mistake.

In order to reach above-mentioned purpose, the utility model provides a kind of electronic card coupler structural improvement of tool measuring ability, comprises insulating body with accommodation space, is located at shielding casing on the insulating body, is located at moving back the card assembly and being located at detection terminal in the accommodation space on the side of insulating body; Wherein, detection terminal has elastic arm, and the elastic arm end has the pressing part to upper process, and extends acclivitous gradually contact jaw, and the contact jaw end is provided with and is bent downwardly and is the contact site of convex arc shaped, and contact site can be resisted against in the shielding casing; Thereby by be pressing part to upper process, with acclivitous contact jaw so that increase the flexible effect of detection terminal, and reach above-mentioned purpose.

Brief Description Of Drawings

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is a combination schematic diagram of the present utility model;

Fig. 3 is the stereogram of the utility model detection terminal;

Fig. 4 is the generalized section that the utility model does not insert electronic cards; And

Fig. 5 is the generalized section after the utility model inserts electronic cards.

[primary clustering symbol description]

＜the utility model 〉

Insulating body 1

Accommodation space 10 terminal grooves 100

Contact terminal 11 sidepieces 12

Loop guide rail 120 shielding casings 2

Move back card assembly 3

Guide rod 30 sliding parts 31

Elastic parts 32

Detection terminal 4

Terminal body 40 welding endss 400

Elastic arm 41 pressing parts 410

First kink, 411 second kinks 412

Contact jaw 42 contact sites 420

Electronic cards 5

Embodiment

Below in conjunction with accompanying drawing, technology contents of the present utility model is elaborated.Yet the accompanying drawing usefulness with explanation only for reference is not to be used for the utility model is limited.

Fig. 1 and Fig. 2 are respectively three-dimensional exploded view of the present utility model and combination schematic diagram.It is a kind of structurally through improveing and have the electronic card coupler of measuring ability that the utility model provides, with so that for example the electronic cards 5 (as shown in Figure 5) of SIM etc. insert or withdraw from the way of propelling, this connector comprises insulating body 1, shielding casing 2, moves back card assembly 3 and detection terminal 4; Wherein:

Has accommodation space 10 on the insulating body 1, the subcard 5 of being used to power inserts behind the electronic card couplers and inserts wherein, and be provided with the terminal groove of installing for a plurality of contact terminals 11 100 in accommodation space 10 bottom surfaces places, thereby the electronic cards 5 after the insertion can be electrically connected with a plurality of contact terminals 11, and then the electromagnetic data in the electronic cards 5 be read and write by this connector.

Shielding casing 2 and insulating body 1 are corresponding and be covered on it, mainly in order to prevent electromagnetic interference (EMI).

Move back card assembly 3 and be positioned on the sidepiece 12 of above-mentioned insulating body 1, in the accommodation space 10 of insulating body 1, insert, move back card motion in order to drive above-mentioned electronic cards 5; Move back card assembly 3 and comprise guide rod 30, the sliding part 31 that drives guide rod 30 and the elastic parts 32 that pins down sliding part 31.On the sidepiece 12 of insulating body 1, also be provided with the loop guide rail 120 of advancing as single direction thereon for guide rod 30.When above-mentioned electronic cards 5 by the accommodation space 10 of outer insertion insulating body 1 in the time, earlier promote sliding part 31 and drive guide rod 30 and on loop guide rail 120, move, to arrive the position location of plug-in card; And in the time will extracting electronic cards 5, only need promote electronic cards 5 once more, can pass through the elastic force of elastic parts 32, and make guide rod 30 return back to initial position, so that electronic cards 5 is withdrawed from along loop guide rail 120.

Whether with reference to shown in Figure 3, detection terminal 4 is located at the place, accommodation space 10 bottom surfaces of insulating body 1 simultaneously, and is positioned at the end of each contact terminal 11 1 side, be used for making electronic cards 5 press and to differentiate card and insert it when electronic cards 5 is inserted in the accommodation space 10.Detection terminal 4 has and is rectangular and is fixed in terminal body 40 on the insulating body 1.The end of terminal body 40 extends the welding ends 400 that protrudes from outside insulating body 1 end, and the front end of terminal body 40 then can extend elastic arm 41 towards terminal bending by side direction, and makes detection terminal 4 be " U " font.Elastic arm 41 ends via bending upwards projection form pressing part 410, pressing part 410 is down " V " font, and further extends to form acclivitous gradually contact jaw 42, and is provided with in contact jaw 42 ends and is bent downwardly and is the contact site 420 of convex arc shaped; As shown in Figure 4, contact site 420 is under normal condition, can be resisted against the medial surface place of above-mentioned shielding casing 2, and can be concaved with the junction 20 that contacts for contact site 420 at shielding casing 2 rear end opposite positions, junction 20 can directly be formed by shielding casing 2 bending downwards, electrically conducts thereby contact back formation with contact site 420.

Like this, by above-mentioned contexture, can obtain structure improved, electronic card coupler of the present utility model with measuring ability.

Therefore, as shown in Figure 4, when electronic cards 5 is not inserted in the accommodation space 10 of insulating body 1 as yet, be acclivitous contact jaw 42 and can extend upwardly to side-lower in the shielding casing 2 by accommodation space 10 bottom surfaces, conduct by contacting with the junction 20 of shielding casing 2, and the signal that is produced after the conducting is passed to its welding ends 400 by detection terminal 4, form the electrical loop of conducting, do not insert in the connector as yet thereby can judge electronic cards 5 by the conducting in this electrical loop.

Otherwise, as shown in Figure 5, after in the accommodation space 10 of electronic cards 5 insertion insulating bodies 1, because electronic cards 5 front ends can press on the pressing part 410 of detection terminal 4, it is urgent to make that elastic arm 41 is pressed downward pressing part 410 just as being bent as the cantilever, and the related contact jaw 42 that causes fails to contact with junction 20 downwards, like this, the electrical loop of above-mentioned conducting is formed open circuit, learn that thus electronic cards 5 inserted in the connector, detect plug-in card whether purpose thereby reach connector.

In addition, refer again to Fig. 3 and shown in Figure 4, because the utility model so that increase the flexible of detection terminal 4, reduces the elastic fatigue of elastic arm 41 mainly by being the pressing part 410 and acclivitous contact jaw 42 to upper process.In addition, pressing part 410 is connected in elastic arm 41 places and is formed with first kink 411 and is connected in contact jaw 42 places and then is formed with second kink 412, and second kink 412 is higher than first kink 411, better flexible deformation's amount so just further is provided, thereby has increased the flexible effect of detection terminal 4.In addition, the contact site 420 that is convex arc shaped also helps the effect that contacts of 20 of itself and junctions.

Therefore the above only is a preferable possible embodiments of the present utility model, and is not restriction of the present utility model, and the equivalent structure done of every utilization the utility model specification and accompanying drawing content changes, and all in like manner all is contained in the scope of the present utility model.Protection range of the present utility model is defined by the claims.

Claims

1. the electronic card coupler with measuring ability is used for electronic cards and inserts, and it is characterized in that, comprising:

Insulating body has accommodation space;

Shielding casing is covered on the described insulating body;

Move back the card assembly, be located on the side of described insulating body, in described accommodation space, insert, move back card motion in order to drive described electronic cards; And

Detection terminal, be located in the described accommodation space, described detection terminal has elastic arm, the end of described elastic arm has the pressing part to upper process, and be extended with acclivitous gradually contact jaw, the end of described contact jaw is provided with and is bent downwardly and is the contact site of convex arc shaped, and described contact site can be resisted against in the described shielding casing;

Thus, when described electronic cards is inserted, can urge on the pressing part of described detection terminal, and make described contact jaw make described contact site break away from described shielding casing downwards, so that discern the insertion of described electronic cards.

2. electronic card coupler as claimed in claim 1, it is characterized in that, the described card assembly that moves back comprises guide rod, the sliding part that drives described guide rod and the elastic parts that pins down described sliding part, and is provided with the loop guide rail of advancing as single direction for described guide rod thereon in a described side of described insulating body.

3. electronic card coupler as claimed in claim 1 is characterized in that described detection terminal also has the terminal body that is fixed on the described insulating body, and described elastic arm is extended by the front end of described terminal body.

4. electronic card coupler as claimed in claim 3 is characterized in that, described elastic arm by the front of described terminal body to towards terminal crooked and extend, so that described detection terminal is " U " font.

5. electronic card coupler as claimed in claim 1 is characterized in that, the pressing part of described detection terminal is down " V " font.

6. electronic card coupler as claimed in claim 5, it is characterized in that, the pressing part of described detection terminal is formed with first kink being connected in described elastic arm place, then be formed with second kink being connected in described contact jaw place, and described second kink is higher than described first kink.

7. electronic card coupler as claimed in claim 1, it is characterized in that, the pressing part of described detection terminal is formed with first kink being connected in described elastic arm place, then be formed with second kink being connected in described contact jaw place, and described second kink is higher than described first kink.