CN2793973Y - Electronic card connector - Google Patents

Abstract

The utility model discloses an electronic card connector, its electric connection between two kinds of electronic cards of size and a circuit board that is used for according with Expresscard specification. The electronic card connector comprises a shielding shell, an insulating body, a plurality of conductive terminals accommodated in the insulating body and a card withdrawing device. The shielding shell is provided with a positioning device which comprises at least one elastic arm and a positioning part connected with the elastic arm, and the positioning part comprises a side blocking part extending inwards the shielding shell. When a small card with the specification of Expresscard/34 is inserted into the shielding shell, the side blocking part can abut against the free side surface of the small card to position the small card; when a large card of the Expresscard/54 specification is inserted into the shielding shell, the positioning device is pushed by the electronic card to the upper side by the elastic arm, and the insertion is not influenced. The utility model discloses the electronic card of two kinds of compatible sizes simultaneously to guarantee each card male stability, so save space, accord with the miniaturized trend of product.

Description

Electronic card coupler

Technical field

The utility model is about a kind of electronic card coupler, especially the electronic card coupler of planting about a kind of electronic cards that is used for Expresscard (fast card) specification.

Background technology

ExpressCard is organized in that spring in 2003 proposed and is gone up at 2003 IDF in autumn (Intel IDF) by PCMCIA (Personal Computer Memory CardInternational Association, personal computer memory card international association) formally to be announced.This technology promise can provide more frivolous, faster than traditional PC Card technology, be easier to use, adaptive surface I/O module widely.Because ExpressCard is in overall dimension, performance, reliability, adaptability, hot plug and multiple function is set etc. automatically than balance, therefore is expected and has continued to use PC Card for many years in the notebook computer with being substituted in.In addition, ExpressCard also provides technical standard for PC manufacturer also is designed to " exposed conveying appliance " (pc card slot of similar notebook computer) with the I/O slot of desktop computer.

In order to adapt to different application demands, the physical size of ExpressCard card module has two kinds of specifications.It is the ExpressCard/34 card (to call " lesser calorie " in the following text) of 34mm that the design of most card will be adopted rectangular width.Yet some are used more especially, as the ExpressCard/54 card (to call " kilocalorie ") of L shaped Breadth Maximum as 54mm used in the application such as connector that are used to adapt to WLAN card, external CD-ROM drive or the hard disk of SmartMedia or CompactFlash card reader, GPRS roaming.

In fact, PC manufacturer can design the slot that these two kinds of specifications are arranged usually simultaneously for the consideration of complete function in computer.Simultaneously for adapting to the trend of product miniaturization, the card of these two kinds of specifications is integrated in the same electronic card coupler.Right because the plug-in card space of this type of electronic card coupler must with the size compatibility of kilocalorie, if insert lesser calorie, then can't fix the instability that contacts that causes card and connector owing to the plug-in card space is excessive.

Thereby the Expresscard electronic cards of compatible above-mentioned two kinds of specifications in same electronic card coupler how, and guarantee each card and electronic card coupler connection stability, become an exploitation focus of industry.

The utility model content

The purpose of this utility model is to provide a kind of electronic card coupler, and it can supply the electronic cards of two kinds of sizes of Expresscard specification, and promptly lesser calorie and kilocalorie are planted, and effectively each electronic cards are positioned wherein.

For achieving the above object, electronic card coupler of the present utility model provides a kind of electronic card coupler, but sacrificial vessel has the electronic cards of kilocalorie and two kinds of specifications of lesser calorie to plant.It comprises a shielding casing, an insulating body, and some conducting terminals that is contained in this insulating body.This shielding casing is provided with at least one positioner, and this positioner comprises at least one elastic arm, and the location division that is connected with this elastic arm.This location division comprises at least one electronic cards direction of insertion that is approximately perpendicular to and extend the side stopper of extending in shielding casing.When this lesser calorie was inserted in this shielding casing, this side stopper fixed it against the side of the free side of this lesser calorie; When this kilocalorie was inserted in the shielding casing, this positioner was positioned at its top for this kilocalorie ejection.

The elastic arm of this positioner has and gos deep into ancon the darkest in the shielding casing, when this lesser calorie is inserted in this shielding casing, and the recessed edge of this ancon on the free side of lesser calorie.In one embodiment, this location division also comprises the terminal connecting portion that extends of an own elasticity arm, and the side stopper is extended from this connecting portion one lateral buckling, and this connecting portion can be against the sidewall of the recessed edge of the free side of lesser calorie.And in another embodiment, directly extend but side stopper own elasticity arm is terminal.In certain embodiments, this side shelves portion sheet metal.

That the utility model electronic card coupler has is easy to use, the advantage of the compatible Expresscard/34 of high-quality and two kinds of size electronic cards of Expresscard/54, meets the trend of product miniaturization.

Description of drawings

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

Fig. 2 is the stereogram of electronic card coupler shown in Figure 1 when planting an Expresscard/34;

Fig. 3 is the partial enlarged drawing among Fig. 2;

Fig. 4 is the stereogram of electronic card coupler shown in Figure 1 when planting an Expresscard/54.

Symbol description among the figure:

1 electronic card coupler
		2 shielding casings	20 the first side walls
20 ' the second sidewalls	21 roofs
		210 openings
22 accommodation spaces	23 sockets
		24 positioners	240 elastic arms
2400 ancons	241 location divisions
		2410 connecting portions	2411 side stoppers
3 insulating bodies	31 Plug Divisions
		32 rear end faces	33 terminal containing slots
4 conducting terminals
		5 retreat-card devices	51 pedestals
52 driving members	53 elastic components
		54 retainers
6 circuit boards
		7,7 ' electronic cards	70 recessed edge
71 sides	72 recessed edge sidewalls
		8 attached assistant director of a film or play's rails	81 shell fragments
9 fixtures

Embodiment

For ease of better understanding the utility model, now the utility model is described in more detail in conjunction with a preferred embodiment of the present utility model.

Shown in Fig. 1,2,4, electronic card coupler 1 according to a preferred embodiment of the present utility model can be planted for the electronic cards of an Expresscard specification, this electronic cards can be an ExpressCard/34 standard card 7 (to call " lesser calorie " 7 in the following text), an or ExpressCard/54 standard card 7 ' (with call in the following text " kilocalorie " 7 ').This electronic card coupler 1 comprises a shielding casing 2, an insulating body 3, some conducting terminals 4 that places in this insulating body 3, and a retreat-card device 5.This electronic card coupler 1 is fixed on the circuit board 6 during application, wherein shielding casing 2, an insulating body 3, and a retreat-card device 5 be fixed on the circuit board 6 by plurality of fixed part 9.Conducting terminal 4 one ends be inserted in this electronic card coupler 1 in electronic cards 7 or 7 ' electrically contact mutually, the other end then is soldered to the corresponding contact (not shown) of circuit board 6.

Shielding casing 2 is L-shaped, with cooperate ExpressCard/54 standard card 7 '.This shielding casing 2 have relative the first side wall 20 and second sidewall 20 ', and connect this first side wall 20 and second sidewall 20 ' roof 21, thereby form an accommodation space 22 of powering subcard 7,7 ' plant.Enter accommodation space 22 along this first side 20 when corresponding L shaped vertical part of this first side wall 20 wherein, electronic cards 7,7 ' plant.Two side 20,20 ' from roof 21 is after bending is extended downwards, bends inwards again to extend one section for electronic cards 7,7 ' along slip it on.These accommodation space 22 front ends are the socket 23 of power supply subcard 7,7 ' insertions, are minimizing electronic cards 7,7 ' frequently insert, withdraw from the wearing and tearing that cause, and circuit 6 is provided with the attached assistant director of a film or play rail 8 corresponding with this socket 23 positions.These attached assistant director of a film or play's rail 8 both sides respectively are provided with a shell fragment 81, by the lifting of this shell fragment 81 make electronic cards 7,7 ' and 6 of circuit boards directly do not rub, and then reach the purpose that reduces wearing and tearing.

The L shaped transverse part of roof 21 corresponding shielding casings 2 is provided with a location device 24, and this positioner 24 forms a corresponding opening 210 on roof 21.This positioner 24 has an elastic arm 240 and a location division 241.Elastic arm 240 from opening 210 near socket 23 1 sides and electronic cards 7,7 ' direction of insertion extend in the same way, its earlier from roof 21 slightly to accommodation space 22 in diagonally extending bend again for one section and extend upward, formation one is positioned at the ancon 2400 of minimum point.Location division 241 comprises an own elasticity arm 240 terminal connecting portions 2410 that extend, and the side stopper 2411 (being a sheet metal among the figure) that bending is extended under these connecting portion 2410 close second sidewall, 20 ' one side direction.This side stopper 2411 is suitable with the width of this lesser calorie 7 with the distance of the first side wall 20.In the practice, for reduce to electronic cards 7,7 ' wearing and tearing, location division 241 also can be adopted elastic wear-resisting such as plastic cement to decrease bill of materials and be alone become type.

So, shown in Fig. 2,3, when lesser calorie 7 when the first side wall 20 inserts accommodation spaces 22, the ancon of the elastic arm 240 of this positioner is resisted against on the recessed edge 70 of lesser calorie 7 away from the first side wall 20 1 sides (free side), this side stopper 2410 then is resisted against the side 71 of this free side, not only be convenient to guide the reach of lesser calorie 7 but also can laterally prop up lesser calorie 7 and make it keep stable, also same when moving back card.Be the effect of strengthening holding, this connecting portion 2410 also can be against the sidewall 72 of recessed edge 70.As Fig. 4, when inserting 7 ' time of kilocalorie, by this positioner 24 of elasticity of elastic arm 240 can kilocalorie 7 ' ejection under rise to above it, by ancon 2400 against kilocalorie 7 ' upper surface 70 ', do not influence kilocalorie 7 ' insertion with withdraw from.

As Fig. 1, insulating body 3 is positioned at the opposite end of socket 23 of the accommodation space 22 of shielding casing 2, by shielding casing 1 is covered.Insulating body 3 has one and is the Plug Division 31 and one and Plug Division 31 protrusion direction back end opposite faces 32 of flange shape towards socket 23 directions, be formed with some terminal channels 33 that are communicated to rear end face 32 on this Plug Division 31, each conducting terminal 4 promptly is positioned respectively in the corresponding terminal channel 33.

This retreat-card device 5 No. the 200420112789.1st, Chinese patent application (can with reference to) also is contained in the accommodation space 22 of shielding casing 2, it comprises that one is positioned pedestal L-shaped on the circuit board 6 51, and moves and can provide the elastic component 53 of driving member 52 elastic reset effects with electronic cards 7,7 ' driving member 52, that contact with respect to pedestal 51, and the retainer 54 of positioning pedestal 51 and driving member 52 relative positions optionally.By this retreat-card device 5, only need pushing electronic cards 5 just can be easily will to be inserted in electronic cards 7,7 in the shielding casing 2 ' withdraw from.

As previously mentioned, by a location device is set on shielding casing, electronic card coupler of the present utility model can compatible Expresscard/34 and the Expresscard electronic cards of two kinds of sizes of Expresscard/54 peg graft, and can guarantee that lesser calorie inserts and can locate that kilocalorie inserts without hindrance.One side is the performance of product significantly, has met the trend of product miniaturization on the other hand again.

Certainly this positioner is not limited to the disclosed form of the foregoing description, also comprises all replacement and modifications that does not deviate from the utility model spirit that those of ordinary skill in the art do based on teaching of the present utility model and announcement.Can extend from a side of the close the first side wall of opening as the elastic arm of this positioner in another embodiment, the location division can not need connecting portion and by the directly curved down side stopper of extending of this elastic arm, also can extend a plurality of side stoppers simultaneously certainly this moment.Therefore protection range of the present utility model should be the present patent application claim and contains.

Claims (6)

1. electronic card coupler, but sacrificial vessel has the electronic cards of kilocalorie and two kinds of specifications of lesser calorie to plant, and it comprises a shielding casing, an insulating body, and some conducting terminals that are contained in this insulating body; This shielding casing is provided with at least one positioner, and this positioner comprises at least one elastic arm, and the location division that is connected with this elastic arm; It is characterized in that: this location division comprises at least one to the inboard side stopper of extending of shielding casing; When this lesser calorie was inserted in this electronic card coupler, this side stopper fixed it against the side of the free side of this lesser calorie; In the time of in this kilocalorie is inserted in this electronic card coupler, this positioner is positioned at its top for this kilocalorie ejection.

2. electronic card coupler as claimed in claim 1 is characterized in that: the elastic arm of this positioner has and gos deep into ancon the darkest in the shielding casing, when this lesser calorie is inserted in this shielding casing, and the recessed edge of this ancon on the free side of lesser calorie.

3. electronic card coupler as claimed in claim 1, its feature exists: also comprise the terminal connecting portion that extends of an own elasticity arm in this location division, described side stopper vertically bends to extend from this connecting portion one side shielding housing inboard and forms.

4. electronic card coupler as claimed in claim 3 is characterized in that: when this lesser calorie was inserted in this electronic card coupler, described connecting portion was against the sidewall of the recessed edge of the free side of lesser calorie.

5. electronic card coupler as claimed in claim 1 is characterized in that: this side shelves portion is that own elasticity arm end directly forms to the inboard vertical bending extension of shielding casing.

6. electronic card coupler as claimed in claim 1 is characterized in that: this side shelves portion is a sheet metal.

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