CN201877593U

CN201877593U - Electronic card connector

Info

Publication number: CN201877593U
Application number: CN2010205531127U
Authority: CN
Inventors: 陈汉源
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2010-09-30
Filing date: 2010-09-30
Publication date: 2011-06-22
Anticipated expiration: 2020-09-30

Abstract

The utility model discloses an electronic card connector, it has the front end that supplies the electronic card male and the rear end relative with this front end. The electronic card connector includes an insulative housing, a plurality of front row conductive terminals, and a plurality of rear row conductive terminals. The insulating body is provided with a front row terminal groove for installing the front row conductive terminal and a back row terminal groove for installing the back row conductive terminal. The front row of conductive terminals and the back row of conductive terminals have elastic arms extending backwards and obliquely upwards, contact parts extending from the back ends of the elastic arms, base parts extending backwards from the front ends of the elastic arms, frame-shaped fixing parts extending from two sides of the welding parts and buried and fixed in the insulating body, and welding parts extending from the base parts. The front end of the front row terminal groove is provided with an opening, and the front end of the elastic arm of the front row conductive terminal is positioned at the opening. The utility model discloses have the insulator that shortens, it conveniently grips and plug electronic card.

Description

Electronic card coupler

Technical field

The utility model relates to a kind of electronic card coupler, particularly relates to a kind of electronic card coupler that is applicable to the small size electronic cards.

Background technology

Portable and the integrated consideration of function height for electronic product, the size of electronic cards is also more and more littler.With user identity identification (Subscriber Identity Module, SIM) card is example, it is according to Universal Integrated Circuit Card (Universal Integrated Circuit Card, three kinds of specifications are arranged before and after UICC) the regulation: specification the earliest is big or small identical with standard credit card, is 85 * 54 * 0.78 millimeter; Along with the miniaturization of mobile phone, SIM card commonly used at present claims mini SIM (Mini SIM) card again, is reduced into 25 * 15 millimeters; Up-to-date specification then is to be reduced into little SIM (Micro SIM) card of 15 * 12 millimeters by what ETSI (European Telecommunications StandardsInstitute) formulated from the Mini SIM card in 2010.But existing electronic card coupler but is difficult to adapt to this more and more littler electronic cards.

Concrete, existing sim card connector has two row's terminals usually, and the bearing of trend of the contact site of terminal generally has three kinds of situations: and a kind of is identical with the SIM card direction of insertion; A kind of is opposite with the SIM card direction of insertion; Another kind is that the bearing of trend of contact site of two row's terminals is opposite, promptly the contact site of row's terminal along the SIM card direction of insertion extend, contact site of another row's terminal extends along direction opposite with the SIM card direction of insertion.If wherein the bearing of trend of the contact site of terminal is opposite with the direction of insertion of SIM card, then the end of the contact site of terminal must be lower than the base-plates surface of sim card connector, can avoid when SIM card is inserted the end of pushing and pressing contact site and causes terminal to damage.But the position of this termination contact portion end again can not be too low, otherwise terminal is pressed down when distortion, and its contact site end can be conflicted, and (Printed CircuitBoard PCB) influences the strain of terminal to printed circuit board (PCB).Therefore, for the electronic card coupler that this kind terminal is arranged, the terminal position of termination contact portion is wayward during its design.For addressing this problem, a common solution is to dig a hole on the pcb board that electronic card coupler is installed, and not only loaded down with trivial detailsly also tends to cause more other problems, thereby is not to be ideal designs.In fact, if the bearing of trend of the contact site of arrangement terminal is identical with the SIM card direction of insertion, just can avoid the problems referred to above very easily.

As shown in Figure 1, the novel patent application of TaiWan, China discloses a kind of electronic card coupler of this type of design for No. 90223443.Utilize on the pedestal 70 of this electronic card coupler 7 and insert injection mo(u)lding formation first row's terminal 71 and second row's terminal 72, this first row's terminal 71 and second row's terminal 72 also are connected on the strip 73 among the figure.For the contact site 722 of each terminal 720 in the contact site 712 that makes each terminal 710 in first row's terminal 71 and the second row's terminal 72 all along the perk that is inclined upwardly of electronic cards (not shown) direction of insertion, this first row's terminal 71 and second is arranged terminal 72 and is designed to different shapes.Wherein each terminal 710 of first row's terminal 71 has a straight body 711, and its contact site 712 and weld part 713 lay respectively at the two ends of body 711; And each terminal 720 of second row's terminal 72 has a forniciform body 721, and its contact site 722 and weld part 723 be not on body 721.When an electronic cards is inserted this electronic card coupler 7, its contact site 712 and second that compresses the terminal 710 of first row's terminal 71 downwards arrange terminal 72 terminal 720 contact site 722 and make it and its Elastic Contact.

Above-mentioned electronic card coupler 7 needs pedestal 70 to provide necessary standing part 700 to fix at its socket end 74 at first row's terminal 71 near socket end 74, therefore increases the entire length of electronic card coupler 7.So when inserting an electronic cards, the user need make electronic cards cross standing part 700 and can contact with first row's terminal 71 and second row's terminal 72, electronic cards only exposes very short length after insertion or almost whole length is inserted in the electronic card coupler 7, cause the difficulty of user when electronic cards extracts displacement, very inconvenient when plug.Therefore and be not suitable for the electronic cards of smaller szie on the other hand, this design also is difficult to further dwindle the size of electronic card coupler 7.In addition, the contact site 712 of the terminal 710 of first row's terminal 71 of this electronic card coupler 7 and the contact site 722 of terminal 720 of second row's terminal 72 all are the edges and the perk that is inclined upwardly of electronic cards plant direction, thereby can prevent that electronic cards from colliding termination contact portion 712,722 when planting, make that the plant of electronic cards is more smooth and easy.Yet the above-mentioned advantage of this electronic card coupler 7 is based on first row's terminal 71 and second row's terminal 72 and has the acquisition of different structure form.Different terminals will be molded on the different strips, certainly will increase manufacture difficulty and cost.

In view of the above problems, existing electronic card coupler still needs further to improve.

The utility model content

A purpose of the present utility model is to provide a kind of electronic card coupler, and it adapts to the demand of small size electronic cards, and need not loaded down with trivial details manufacturing process and high cost.

According to the electronic card coupler of the utility model one embodiment, it has front end and the rear end relative with this front end that the power supply subcard inserts.This electronic card coupler comprises an insulating body, several front-seat conducting terminals, and several backs row's conducting terminal.Insulating body has the plug-in card space of the electronic cards of accommodating, and this insulating body is provided with the front-seat terminal groove of this front row conducting terminal of installing, and back row's terminal groove of this back of installing row's conducting terminal.This front row conducting terminal has backward with each conducting terminal in back row's conducting terminal and the upwardly extending elastic arm that tilts, extend from this elastic arm rear end and convexedly stretch in the contact site in plug-in card space, be connected base portion that reflexed extends back with this elastic arm front end, extend from these base portion both sides and be fixed in the fixed part of this insulating body, reaches the weld part from this base portion extension.This front row terminal groove front end has opening, and the front end of this elastic arm of this front row conducting terminal is positioned at this opening part.

In one embodiment, this front row conducting terminal and this back row's conducting terminal is to be shaped in this insulating body, and this fixed part is embedded in this insulating body and fixes.The opening of the outstanding front-seat terminal groove front end of the front end of the elastic arm of these front-seat conducting terminals.This weld part extend accordingly should the front row terminal groove and this back row's terminal groove in, protrude out the bottom surface of insulating body and be positioned at this contact site below.These front-seat conducting terminals and these backs row's conducting terminal have identical structure.This electronic card coupler further comprises the metal shell that covers this insulating body.This metal shell has a loam cake and bends the sidewall of extension from these loam cake both sides downwards.In another embodiment, electronic card coupler further comprises a card ejection, and it has with the integrated pedestal of this insulating body, is installed in driving member, spring on this pedestal, and retainer; Cover corresponding downward-sloping extension one compressed tablets in this retainer position on this metal shell, its end can compress this retainer.Further be formed with some retaining sheets on the front side of this sidewall and the rear side; Wherein also be provided with hole clipping on the retaining sheet of rear side, this corresponding insulating body is provided with some protuberances and is fastened in this hole clipping; And the retaining sheet of front side is bent to the insulating body bottom surface and can be welded on the printed circuit board (PCB).

The utility model compared with prior art, its front-seat terminal mounting groove front end has opening, the front end of the elastic arm of front-seat conducting terminal is positioned at this opening part, thereby insulating body reduces by one section length that is used for fixing front-seat conducting terminal in the longitudinal direction, thereby the length of having reduced electronic card coupler makes things convenient for the plug of electronic cards.In addition, the utility model can more highlight the size advantage of small electric subcard by said structure, is applicable to the microminiature product.

Description of drawings

Fig. 1 is the three-dimensional exploded view of an existing electronic card coupler;

Fig. 2 is that an electronic cards is inserted the stereogram in the electronic card coupler process of the utility model one embodiment;

Fig. 3 is the stereogram that an electronic cards is inserted another visual angle in the electronic card coupler process of the utility model one embodiment;

Fig. 4 is the stereogram according to the electronic card coupler of the utility model one embodiment;

Fig. 5 is the stereogram according to another visual angle of the electronic card coupler of the utility model one embodiment;

Fig. 6 is the three-dimensional exploded view according to the electronic card coupler of the utility model one embodiment;

Fig. 7 is the three-dimensional exploded view according to the electronic card coupler of the utility model one embodiment;

Fig. 8 is the bottom view according to the electronic card coupler of the utility model one embodiment;

Fig. 9 is the cutaway view that obtains according to Z-Z line among Fig. 8;

Figure 10 is the stereogram after an electronic cards is inserted the electronic card coupler of the utility model one embodiment fully;

Figure 11 is the stereogram that an electronic cards is inserted another visual angle behind the electronic card coupler of the utility model one embodiment fully.

Embodiment

For better understanding spirit of the present utility model, it is described further below in conjunction with preferred embodiment of the present utility model.

Shown in Fig. 2,3, one has the front end 10 that a power supply subcard 100 inserts according to electronic card coupler 1 of the present utility model, and the rear end 11 relative with this front end 10.This electronic card coupler 1 comprises an insulating body 2, several front-seat conducting terminals 3, several backs row's conducting terminal 4, and a card ejection 5.The lower surface of this electronic cards 100 is provided with some contacts 102, can contact and realize being electrically connected with corresponding front-seat conducting terminal 3 and back row's conducting terminal 4 after insert electronic card coupler 1.

In addition, shown in Fig. 4,5,6, also comprise the metal shell 6 that covers this insulating body 2 according to the electronic card coupler 1 of another embodiment of the utility model.

Concrete, shown in Fig. 2,3,6,7, accommodate the plug-in card space 20 of electronic cards 100, the front-seat terminal groove 23 of corresponding these front-seat conducting terminals 3 of installing according to insulating body 2 definition one of the electronic card coupler 1 of the utility model one embodiment, and back row's terminal groove 24 of these backs of corresponding installing row's conducting terminal 4.This plug-in card space 20 is positioned at front-seat terminal groove 23 and communicates with row terminal groove 24 tops, back and with them.The front end of each front-seat terminal groove 23 has opening 230.

Shown in Fig. 7,8,9, these front-seat conducting terminals 3 are to be shaped in insulating body 2 with back row's conducting terminal 4.In this preferred embodiment, each front-seat conducting terminal 3 has identical structure with each back row's conducting terminal 4, all have and extend back in the same way with electronic cards 100 direction of insertion and tilt upwardly extending elastic arm 301, from these elastic arm 301 terminal contact sites 302 that extend and convexedly stretch in plug-in card space 20, the base portion 305 that extends back from these elastic arm 301 front end reflexeds, be fixed in the fixed part 304 of the frame shaped of this insulating body 2 from this base portion 305 both sides extension, and from the downward weld part 303 that extends of base portion 305 bendings, wherein the front end of this elastic arm 301 is defined in ㄈ shape invagination foremost.These weld parts 303 extend the bottom surface that corresponding front-seat terminal groove 23 is arranged in the terminal groove 24 with the back and protruded out insulating body 2, are positioned at contact site 302 belows.This fixed part 304 is directly to be embedded in by one-body molded (inserting molding) to be fixed in insulating body 2 in the insulating body 2.Especially, in these front-seat conducting terminals 3 the front end (front end of ㄈ shape invagination) of elastic arm 301 be positioned at opening 230 places of its corresponding front-seat terminal groove 23, the front end of the elastic arm 301 of front-seat in an embodiment conducting terminal 3 is the opening 230 of outstanding front-seat terminal groove 23 front ends and the front end 10 of close electronic card coupler 1, so the front end of insulating body 2 need not to provide special fixed part for these front-seat conducting terminals 3.Please in the lump referring to Figure 10,11, thereby, insulating body 2 is at its length direction, be that fore-and-aft direction reduces by one section length that is used for fixing front-seat conducting terminal 3, reduced the length of electronic card coupler 1, make electronic cards 100 after insertion, be given prominence to the long length of electronic card coupler 1 front end 10, have the advantage of the minute sized electronic cards 100 of convenient plug.

In different embodiment, these front-seat conducting terminals 3 can be adjusted by those skilled in the art as required to some extent with the concrete structure of back row's conducting terminal 4, but the bearing of trend of its elastic arm 301 and contact site 302 can not be opposite with the direction of insertion of electronic cards 100, can not touch contact site 302 ends of front-seat conducting terminal 3 and back row's conducting terminal 4 during insertion to guarantee electronic cards 100.

Shown in Fig. 4,5,6,10, card ejection 5 has pedestal 50, driving member 51, spring 52, and retainer 53.This pedestal 50 promptly roughly is cuboid by extending behind the forward direction along electronic cards 100 direction of insertion, and in the present embodiment, pedestal 50 and insulating body 2 are one-body molded and be located at the side in plug-in card space 20.Extend an accepting groove 500 on the pedestal 50, accepting groove 500 front ends are provided with a hole clipping 501.Driving member 51 is installed in the accepting groove 500 of pedestal 50, and the end that can move forward and backward driving member 51 in accepting groove 500 has the stopper section 511 that extends plug-in card space 20, and is formed with the positioning track 512 of similar heart-shaped cam on this driving member 51.Spring 52 is contained in the accepting groove 500 of pedestal 50, and compressible being connected between accepting groove 500 ends and the driving member 51.Retainer 53 is a ㄇ shape, has a pivot part 530 and a mobilizable hook portion 531 that is positioned in the positioning track 512 that is articulated in the hole clipping 501 of pedestal 50.The design of positioning track 512 makes hook portion 531 end effect with respect to moving and produce at the diverse location place respectively card in the positioning track 512, make driving member 51 optionally rested on as shown in Figure 2 move back card position or click positions as shown in figure 10.

Metal shell 6 can be provided with or not be provided with as required.In the present embodiment, metal shell 6 has a loam cake 60 and bends the sidewall 61 of extension from loam cake 60 both sides downwards.The downward-sloping extension one elasticity compressed tablets 600 in retainer 53 positions of corresponding card ejection 5 on this loam cake 60, its end can flexibly compress retainer 53 and make that hook portion 531 can correct displacement in positioning track 510.Further be formed with some retaining sheets 62 on the sidewall 61, these retaining sheets 62 or directly be opened on the sidewall 61, or further bend in loam cake 60 belows by sidewall 61 lower ends, as shown in this embodiment, also be provided with hole clipping 620 on the retaining sheet 62 of rear side, thereby corresponding insulating body 2 is provided with some protuberances 26 and is fastened in and realizes between the two fixing in the hole clipping 620, and the retaining sheet 62 of front side is bent to insulating body 2 bottom surfaces and can be welded on the printed circuit board (PCB).

Than existing electronic card coupler, the utility model has opening 230 by the front end of front-seat terminal groove 23, the front end of the elastic arm 301 of front-seat conducting terminal 3 is positioned at opening 230 places, make insulating body 2 on its length direction, need not additionally to provide the part of fixing front-seat conducting terminal 3, the corresponding length that can reduce electronic card coupler 1 at least, make electronic cards 100 after insertion, be given prominence to the long length of electronic card coupler 1 front end, minute sized electronic cards 100 can be gripped and extract easily.And these front-seat conducting terminals 3 extend towards the plug-in card direction with the contact site 301 of back row's conducting terminal 4, can avoid by electronic cards 100 damaged in collision.In addition, have among the embodiment of identical construction and shape at each terminal, the utility model can also effectively reduce manufacture difficulty and cost.

Technology contents of the present utility model and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present utility model and announcements and done all replacement and modifications that does not deviate from the utility model spirit.Therefore, protection range of the present utility model should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by present patent application claims.

Claims

1. electronic card coupler, it has front end and the rear end relative with this front end that the power supply subcard inserts; This electronic card coupler comprises an insulating body, several front-seat conducting terminals, and several backs row's conducting terminal; This insulating body has the plug-in card space of the electronic cards of accommodating, and this insulating body is provided with the front-seat terminal groove of this front row conducting terminal of installing, and back row's terminal groove of this back of installing row's conducting terminal; This front row conducting terminal has backward with each conducting terminal in back row's conducting terminal and the upwardly extending elastic arm that tilts, extend from this elastic arm rear end and convexedly stretch in the contact site in this plug-in card space, be connected with this elastic arm front end and base portion that reflexed extends back, extend from these base portion both sides and be fixed in the fixed part of this insulating body, reaches the weld part from this base portion extension; It is characterized in that: this front row terminal groove front end has opening, and the front end of this elastic arm of this front row conducting terminal is positioned at this opening part.

2. electronic card coupler as claimed in claim 1 is characterized in that: this front row conducting terminal and this back row's conducting terminal is to be shaped in this insulating body, and this fixed part is embedded in this insulating body and fixes.

3. electronic card coupler as claimed in claim 2 is characterized in that: the front end of the elastic arm of these front-seat conducting terminals protrudes in the opening that it accordingly should front row terminal groove front end.

4. electronic card coupler as claimed in claim 3 is characterized in that: this weld part extend accordingly should the front row terminal groove and this back row's terminal groove in, protrude out the bottom surface of this insulating body and be positioned at this contact site below.

5. electronic card coupler as claimed in claim 4 is characterized in that: these front-seat conducting terminals have identical structure with these backs row's conducting terminal.

6. electronic card coupler as claimed in claim 1 is characterized in that: this electronic card coupler further comprises the metal shell that covers this insulating body.

7. electronic card coupler as claimed in claim 6 is characterized in that: this metal shell has a loam cake and bends the sidewall of extension from these loam cake both sides downwards.

8. electronic card coupler as claimed in claim 7 is characterized in that: it further comprises a card ejection, and it has with the integrated pedestal of this insulating body, is installed in driving member, spring on this pedestal, and retainer; Cover corresponding downward-sloping extension one compressed tablets in this retainer position on this metal shell, its end can compress this retainer.

9. electronic card coupler as claimed in claim 7 is characterized in that: further be formed with some retaining sheets on the front side of this sidewall and the rear side; Wherein also be provided with hole clipping on the retaining sheet of rear side, this corresponding insulating body is provided with some protuberances and is fastened in this hole clipping; And the retaining sheet of front side is bent to the insulating body bottom surface and can be welded on the printed circuit board (PCB).