CN2749131Y - Electronic card connector - Google Patents

Abstract

The utility model relates to an electronic Card connector, can make two kinds of width specification different electronic cards all have good insertion guide and positioning action, like Express Card 54 and Express Card 34 electronic Card. The electronic card connector comprises an insulating socket, a shielding shell and an elastic guide piece, wherein the insulating socket is provided with a plurality of conductive terminals for electrically contacting with a first electronic card with a wider width or a second electronic card with a narrower width; the shielding shell is coated outside the insulating socket and is provided with a top wall and a pair of side walls extending downwards from two sides of the top wall, and the top wall is provided with a mounting seat; the elastic guide part is provided with a fixed section fixed on the mounting seat and a guide section which passes through the mounting seat and elastically extends to the lower part of the top wall so as to contact one side of the second electronic card.

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 of depositing card (Express Card) soon of the different size that is applied to peg graft.

Background technology

The PC electronic cards of being formulated by PC memory card international association (PCMCIA) is widely on the portable electronic devices of Ying Yu such as notebook computer even desktop computer or other electronic product, and it is a kind of adapter that is used for peripheral functions such as Extended RAM or network.

Based on the lightening designer trends of electronic product, PCMCIA association formulates a kind of electronic cards of depositing card (Express Card) specification soon of new PC expansion board standard, and this kind electronic cards has two kinds of different external forms: a kind of be outward appearance be rectangle and width be 34mm deposit card/34 (Express Card/34) soon; Another kind be outward appearance be the L type and width be 54mm deposit card/54 (Express Card/54) soon.Both length is 75mm, and thickness is 5mm.

For reading above-mentioned electronic cards, the applicant has proposed the patent of invention that a kind of electronic cards of pegging graft for the Express Card specification electronic cards of two kinds of different in width connects in Taiwan, and application number is No. 93113566.Please refer to Fig. 1, be the electronic card coupler of aforementioned patent applications and the stereogram of two kinds of Express Card specification electronic cards.

Above-mentioned patent document discloses a kind of electronic card coupler 100 and is arranged on the circuit board 200, and it can distinguish the electronic cards 300 ' of ccontaining Express Card/54 specification electronic cards 300 and Express Card/34 specification.This electronic card coupler 100 has a shielding casing 110 and an insulated receptacle 120.This shielding casing 110 has a roof 112, the first side wall 111 and second sidewall 111 ', and limits an accommodation space 103.This accommodation space 103 serves as that design considers to form the slightly L-shaped space of a flat shape with the electronic cards 300 of the bigger Express Card/54 specification of width.

Wherein the width of the electronic cards 300 of this Express Card/54 specification is equivalent to the distance between the first side wall 11 and second sidewall 11 ', therefore can be limited its moving direction and is electrically connected at this insulated receptacle 120 exactly by the first side wall 11 and second sidewall 11 '.Yet the electronic cards 300 ' width of this Express Card/34 specification is less, therefore when inserting this electronic card coupler 100, depend on the user and one side of the electronic cards 300 ' of this ExpressCard/34 specification is close proximity to the first side wall 11 moves, could make this electronic cards 300 ' be electrically connected at this insulated receptacle 120 smoothly.

Having only the first side wall 11 in the said structure is the unique guiding measures of electronic cards 300 ', if be not close proximity to the first side wall 11 during insertion, is not easy contraposition when then pegging graft.On the other hand, after electronic cards 300 ' arrives the location, have only the inserted terminal of its front fixedly to contact with the conducting terminal of this insulated receptacle 120, the holding end of back then lacks the location, be easy to be subjected to the external force collision and cause this electronic cards 300 ' deflection to be rocked, thereby cause the problem of electronic cards 300 ' on electrically connecting, even cause the conducting terminal curving of this insulated receptacle 120.

Summary of the invention

Technical problem to be solved in the utility model is: a kind of electronic card coupler is provided, and it can be for the electronic cards of the different Express Card of two kinds of width specifications of access.

The technical problem that the utility model further will solve is: a kind of electronic card coupler is provided, and it can make the electronic cards of the different Express Card of two kinds of width specifications all can have good insertion guiding and positioning action.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of electronic card coupler is provided, comprise an insulated receptacle, a shielding casing and an elasticity guiding piece, this insulated receptacle has plurality of conductive terminals in order to electrically to contact with first electronic cards of broad or the second narrower electronic cards; This shielding casing is coated on this insulated receptacle outside, and has a roof and a pair of sidewall that is extended by the both sides of this roof downwards, is provided with a mount pad on roof; This elasticity guiding piece has one and is fixed in canned paragraph and on this mount pad and passes this mount pad and flexibly extend under this roof lead segment with a side that contacts this second electronic cards.

The beneficial effects of the utility model are:

One, this elasticity guiding piece can make the second less electronic cards of width also can be as bigger first electronic cards of width in the utility model, is guided in use and locatees;

Two, in the utility model this elasticity guiding piece dexterously with the unit of fixing unit, elastic reset and guide spacing unit to be incorporated into one, simplified assembly not only, and simplify number of assembling steps;

Three, the utility model can make second electronic cards produce 2 ground connection, makes impedance ground form parallel connection, and the impedance during than the single point ground connection of existing correlation technique is lower.

Below in conjunction with accompanying drawing preferred implementation of the present utility model is described in detail as follows, but below explanation only be used for setting forth the utility model, but not interest field of the present utility model is done any restriction.

Description of drawings

Fig. 1 is the stereogram of the electronic card coupler of existing correlation technique.

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

Fig. 3 is that A amplifies three-dimensional exploded view in part partly among Fig. 2.

Fig. 4 is A another angle three-dimensional exploded view partly among Fig. 2.

Fig. 5 is that A amplifies three-dimensional combination figure in part partly among Fig. 2.

Fig. 6 is the front view after the combination of the utility model electronic card coupler.

Fig. 7 is the vertical view that the utility model electronic card coupler plugs second electronic cards.

The cutaway view of Fig. 8 8-8 line that is the utility model in Fig. 7.

Embodiment

See also Fig. 2, the utility model provides a kind of electronic card coupler 1, it is fixed on the circuit board 2, this electronic card coupler 1 includes a shielding casing 10 and an insulated receptacle 11, can plug for the electronic cards 300 (hereinafter to be referred as first electronic cards) of ExpressCard/54 specification and the electronic cards 300 ' (hereinafter to be referred as second electronic cards) of Express Card/34 specification.In the utility model, this electronic card coupler 1 also includes a trip mechanism 13 that is used for ejecting the electronic cards that has plugged.

This shielding casing 10 is coated on this insulated receptacle outside and is fixed on this circuit board 2, and its metal material punching out bending that is preferably by tool conductivity forms.This shielding casing 10 has a roof 12 and a pair of sidewall 14a, the 14b that is extended by the both sides of this roof 12 downwards, and at the shielding casing 10 inner accommodation spaces 16 that form.In the present embodiment, this oppose side wall 14a, 14b screw lock and electrically connect to form ground connection with the ground path of this circuit board 2 on this circuit board 2.Wherein this oppose side wall 14a, 14b also respectively are formed with an electroconductive elastic sheet 148.

These insulated receptacle 11 main bodys are made by insulating material, its have some be electrically connected at this circuit board 2 and can with the conducting terminal of first electronic cards 300 of broad or the second narrower electronic cards 300 ' electrically contact.

See also Fig. 3 and Fig. 4, be respectively the local amplification stereogram of A part different angles among Fig. 2.The utility model has guiding and fixing effect for making this electronic card coupler 1 when second electronic cards 300 ' is inserted, be provided with a guiding device at the roof 12 of this shielding casing 10, and this guiding device comprises a mount pad 120 and an elasticity guiding piece 15.In the present embodiment, this elasticity guiding piece 15 is to be formed through bending by a metal wire rod, the one end is fixed on this mount pad 120, the other end is to pass this mount pad 120 and flexibly extend to free end in the accommodation space 16 of these roof 12 belows, thereby has the effect of guiding location and elasticity playback simultaneously.

The key character of this elasticity guiding piece 15 in foregoing description the utility model, be itself to have simultaneously articulate set up, elastic recovery and the fixing function of guiding.Below the execution mode just enumerated, describe this mount pad 120 and this elasticity guiding piece 15 respectively again in detail.

This mount pad 120 is formed through punching out by this roof 12, and what have pair of parallel sets up wall 122a, 122b and a pair of hollow-out parts 124a, 124b; This to set up wall 122a, 122b be the direction inserted along electronic cards by this roof 12 to upper process, this lays respectively at this to the outside of setting up wall 122a, 122b and be communicated to this accommodation space 16 to hollow-out parts 124a, 124b.In the present embodiment, for fixing this elasticity guiding piece 15, this sets up wall 122a and has a slot 126, and this sets up wall 122b and has a pair of recess 128.

This elasticity guiding piece 15 has a canned paragraph 151 and a lead segment 152 that is connected with this canned paragraph 151.This canned paragraph 151 be fixed in this mount pad 120 this to setting up on wall 122a, the 122b, this lead segment 152 flexibly extend downwards by this canned paragraph 151 and this hollow-out parts 124a of passing this mount pad 120 in this accommodation space 16.Wherein, this second electronic cards 300 ' be guided and be fixed to this lead segment 152 can along a side of this second electronic cards 300 '.

See also Fig. 4, this elasticity guiding piece 15 cooperates this mount pad 120, and wherein this canned paragraph 151 includes a holding section 153 and a bridge part 155.This holding section 153 slightly be the trip shape and be sticked in that this sets up wall 122b this in the recess 128; This bridge part 155 is along being extended by this holding section 151 perpendicular to the direction of electronic cards insertion and being across this to setting up on wall 122a, the 122b.

This lead segment 152 includes an elastic portion 154 and a guidance part 156.This elastic portion 154 slightly is a scroll spring-like and is connected in this bridge part 155, is positioned at the outside of this slot 126 after these elastic portion 154 assemblings.Wherein this elastic portion 154 can be strengthened this lead segment 152 and have stronger elastic recovering force; This guidance part 156 extends downward a wherein hollow-out parts 124a by this elastic portion 154, and this guidance part 156 also is being bent to form a curved arc 157 and a cross bar 158 near the end, so that can guide electronic cards sleekly.

See also Fig. 5, be the partial enlarged drawing after the combination of the utility model electronic card coupler.After assembling, this elasticity guiding piece 15 very firmly is arranged on this mount pad 120.Wherein this holding section 153 is fixed in this and is set up on the wall 122b, can limit the displacement of this elasticity guiding piece 15 at fore-and-aft direction; In addition, this bridge part 155 limits the displacement of this elasticity guiding piece 15 at above-below direction by this slot 126 and wherein recess 128 clamping relatively; And this elastic portion 154 cooperates this holding section 153 to be located at this to setting up the outside of wall 122a, 122b, limits this elasticity guiding piece 15 displacement in the horizontal.Therefore, this elasticity guiding piece 15 all is fixed on this roof 12 on three of XYZ well.

See also Fig. 6, be the front view after the combination of the utility model electronic card coupler.In the utility model, this elasticity guiding piece 15 itself promptly has elasticity, and when not inserting electronic cards, this guidance part 156 stretches in this accommodation space 16.When first electronic cards 300 is inserted, this elasticity guiding piece 15 can flexibly upwards be backed down, and after first electronic cards 300 is inserted, can flexibly be pressed against its end face, thereby 15 pairs of these first electronic cards 300 of this elasticity guiding piece have strengthens fixing function.

See also Fig. 7 and Fig. 8, be respectively the utility model electronic card coupler peg graft the vertical view of second electronic cards and in Fig. 7 the cutaway view of 8-8 line.In the utility model, when inserting this narrower second electronic cards 300 ', this guidance part 156 can have the effect of guiding, second electronic cards 300 ' can be guided to the tram, but and this second electronic cards 300 ' of lateral fixation, thereby have fixing effect.

In the utility model, make less second electronic cards 300 ' of width also can as bigger first electronic cards 300 of width, be guided in use and locate by means of this elasticity guiding piece 15.Since the both sides of this first electronic cards 300 and second electronic cards 300 ' respectively have a ground strip 301,301 ' and the upper and lower end of each side be formed with a guide groove 302,302 ' separately.So when this second electronic cards 300 ' is inserted in this electronic card coupler 1, this elasticity guiding piece 15 is in the guide groove 302 ' that is slidably connected to wherein, as shown in Figure 8, make this second electronic cards 300 ' when inserting, be restricted, only can insert along the bearing of trend of this sidewall 14a in this shielding casing 10, have certain guide function.When second electronic cards 300 ' is inserted, the vertical plane of curved arc 157 contiguous these guide grooves 302 ' of this guidance part 156 wherein, and produce the effect of guiding location; In addition, 158 horizontal planes that are connected to this guide groove 302 ' of the cross bar of this guidance part 156, and produce the effect of press fit down.

In the utility model, this elasticity guiding piece 15 dexterously with the unit of fixing unit, elastic reset, and the spacing unit of guiding be incorporated into one, simplified assembly not only, and simplify number of assembling steps.Through above-mentioned design, the utility model electronic card coupler 1 not only is applicable to first electronic cards 300 that width is bigger, also can have the function of this second electronic cards 300 ' of guiding.And, after second electronic cards 300 ' is inserted the location, the guide groove 302 ' of this second electronic cards 300 ' is owing to be subjected to the block effect of this elasticity guiding piece 15, also can be limited in a lateral direction, so even accident is collided, this elasticity guiding piece 15 also can provide certain resistance forces and prevent this second electronic cards 300 ' towards the skew of this sidewall 14b direction, thereby the effect of a strong fix is provided.

In addition, what deserves to be mentioned is that in the utility model, the position of this elasticity guiding piece 15 preferably can be designed to contact with this second electronic cards 300 ' ground strip 301 ' wherein when second electronic cards 300 ' is pegged graft the location.Because this elasticity guiding piece 15 is made for metal material, thereby form the path of a ground connection.At this moment, by means of this shielding casing 10 originally and circuit board 2 form the characteristic of grounded circuits, make the ground strip 301 ' of these second electronic cards, 300 ' both sides all can be respectively electrically connect and ground connection through electroconductive elastic sheet 148 and this guiding piece 15 of this sidewall 14a.By producing 2 ground connection, and make impedance ground form parallel connection, according to the action principle of resistance parallel connection, the impedance during than single point ground connection is lower.

In the utility model, this first electronic cards is that the electronic cards with Express Card/54 specification is an example, and this second electronic cards is that the electronic cards with Express Card/34 specification is an example.Certain characteristics of the present utility model also can be applied to similar can ccontaining two kinds of different size electronic cards above electronic card coupler.

Claims (9)

1, a kind of electronic card coupler comprises an insulated receptacle, a shielding casing, and this insulated receptacle has first electronic cards of some and broad or the conducting terminal that the second narrower electronic cards electrically contacts; This shielding casing is coated on this insulated receptacle outside, and has a roof and a pair of sidewall that is extended by the both sides of this roof downwards, and it is characterized in that: the roof of shielding casing is provided with a mount pad; This electronic card coupler also further comprises an elasticity guiding piece, and this elasticity guiding piece has one and is fixed in canned paragraph and on this mount pad and passes this mount pad and flexibly extend under this roof lead segment with a side that contacts this second electronic cards.

2, electronic card coupler as claimed in claim 1 is characterized in that: this elasticity guiding piece is formed through bending by a metal wire rod.

3, electronic card coupler as claimed in claim 1 is characterized in that: this mount pad comprises that pair of parallel ground is set up wall and a pair ofly is formed at this separately to setting up the hollow-out parts in the wall outside by what this roof projected upwards.

4, electronic card coupler as claimed in claim 3 is characterized in that: wherein one set up wall and have a pair of recess, another sets up wall and has a slot.

5, electronic card coupler as claimed in claim 4, it is characterized in that: the canned paragraph of this elasticity guiding piece include one be sticked in this to the holding section in the recess and by this holding section extending and be across this to setting up the bridge part on the wall, wherein this slot and this bridge part of recess clamping relatively wherein.

6, electronic card coupler as claimed in claim 5 is characterized in that: the lead segment of this elasticity guiding piece comprises that an elastic portion and that is connected in this bridge part and is positioned at the outside of this slot extends downward the wherein guidance part of a hollow-out parts by this elastic portion.

7, electronic card coupler as claimed in claim 6 is characterized in that: the side upper end of this second electronic cards has a guide groove, and wherein this guidance part is slidably connected in this guide groove.

8, electronic card coupler as claimed in claim 1 is characterized in that: the lead segment of this elasticity guiding piece electrically contacts with a ground strip of this second electronic cards when second electronic cards is inserted.

9, electronic card coupler as claimed in claim 1 is characterized in that: this first electronic cards is for depositing the electronic cards of card/54 specifications soon, and this second electronic cards is for depositing the electronic cards of card/34 specifications soon.

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